Toggle switch production line

Abstract

The invention discloses a toggle switch production line which comprises an assembly platform (1). The assembling platform (1) is sequentially provided with an elastic piece stamping die (2) used for stamping an elastic piece, an elastic piece assembling module (3) used for assembling the elastic piece on a deflector rod, a three-in-one assembling module (4) used for assembling a base and stainless steel to the two ends of the deflector rod provided with the elastic piece, and a cutting-off and bending module (5) used for cutting off and bending pins of an assembled product. The assembling platform (1) is further provided with a belt conveying device (6) used for conveying the deflector rods and a mechanical arm transferring device (7) used for conveying the deflector rods on the belt conveying device to the three-in-one assembling module to be assembled. The automatic toggle switch assembling machine can replace manual work to achieve automatic assembling of the toggle switch, multiple parts are assembled to form the complete toggle switch, and the automatic toggle switch assembling machine has the advantages of being high in production efficiency and high in percent of pass.

Description

Technical Field

[0001] The invention relates to the technical field of toggle switch production equipment, in particular to a toggle switch production line. Background Art

[0002] The production process of the toggle switch is as follows: first, the spring piece needs to be stamped out by a stamping die, and then the stamped spring piece is installed on the lever. After that, the base and the stainless steel shell need to be assembled at both ends of the lever to form a complete toggle switch. Finally, the product pins are bent to complete the production and assembly of the toggle switch. In the process, the stamping die is used to stamp the spring piece, and then the assembly of the spring piece and the lever, the installation of the base and the stainless steel at both ends of the lever, and the bending of the product pins are mostly done manually, which is not only laborious and has a great impact on production efficiency, but also the quality of manually assembled products is not high, affecting the product qualification rate. Summary of the invention

[0003] The object of the present invention is to provide a toggle switch production line, which can replace manual labor to realize the automated assembly of toggle switches, assemble multiple parts to form a complete toggle switch, and has the advantages of high production efficiency and high pass rate.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a toggle switch production line, comprising an assembly platform, on which are sequentially provided a spring sheet stamping die for stamping spring sheets, a spring sheet assembly module for assembling the spring sheets on a lever, a three-in-one assembly module for assembling a base and stainless steel on both ends of the lever with spring sheets, and a cutting and bending module for cutting and bending the pins of the assembled product. The assembly platform is also provided with a belt transmission device for transmitting the lever and a robot transfer device for transporting the lever on the belt transmission device to the three-in-one assembly module for assembly.

[0005] By adopting the above technical solution, the toggle switch production line can replace manual labor to realize the automated assembly of the toggle switch, assembling multiple parts to form a complete toggle switch, and has the advantages of high production efficiency and high pass rate.

[0006] The present invention is further configured that the spring assembly module includes a punching assembly mechanism and a spring strip conveying mechanism arranged on an assembly platform; the punching assembly mechanism includes a punching bracket, a first pressing cylinder arranged on the punching bracket, a connecting seat arranged on the protruding end of the first pressing cylinder, an upper tool seat installed on the connecting seat, a tool installed on the upper tool seat, and a lever carrier arranged under the tool for placing a lever group; the spring strip conveying mechanism includes a spring strip transmission track and a first material shifting assembly for moving the spring strip along the direction of the spring strip transmission track, a first flow channel for the product material strip is arranged in the extension direction of the spring strip transmission track, a lower tool seat is arranged on the spring strip transmission track, the lower tool seat is arranged between the tool and the lever carrier, and the lower tool seat is provided with a cutting edge for the tool to pass through to press the spring strip onto the lever group.

[0007] By adopting the above technical solution, the spring sheet material strip is placed on the first flow channel of the spring sheet material strip transmission track, and the spring sheet material strip is driven forward by the first material shifting assembly. When the spring sheet material strip is transported to the blanking mechanism area, the first downward pressing cylinder of the punching mechanism drives the connecting seat downward, the connecting seat drives the upper knife seat downward, the upper knife seat drives the tool downward, the spring sheet material strip is blanked, and the blanked spring sheet is pressed onto the lever assembly through the knife edge of the lower knife seat, so that the blanking and assembly of multiple spring sheets are completed at one time. It can replace manual assembly of the spring sheet and lever of the toggle switch, and has the advantages of high production efficiency and high qualified rate.

[0008] The present invention is further configured such that a vacuum chamber is provided in the upper tool seat, two vacuum ports for installing a vacuum joint are provided on the side of the upper tool seat, the tool is installed at the bottom of the upper tool seat, and a first vacuum hole connected to the vacuum chamber is provided at the bottom of the upper tool seat, and a second vacuum hole connected to the first vacuum hole is vertically provided on the upper edge of the tool.

[0009] By adopting the above technical solution, the independent spring pieces after punching are sucked by vacuum, so that they can be pressed onto the lever assembly accurately and stably.

[0010] The present invention is further configured such that a plurality of lower guide holes are provided through the bottom of the tool, an upper guide hole is provided at one end of the lower guide hole close to the upper tool seat, a limiting step is formed between the upper guide hole and the lower guide hole, a pressure block for compressing the spring sheet material strip is provided through the lower guide hole, one end of the pressure block extending into the upper guide hole is provided with a limiting flange which forms a travel limit with the limiting step when descending, and a first elastic member is also provided in the upper guide hole to provide a downward pre-tightening force to the pressure block.

[0011] By adopting the above technical solution, when performing the blanking process on the shrapnel strip, the upper tool holder drives the tool to descend. The pressing block first presses the elastic strip tightly, and then the tool continues to descend until the shrapnel is blanked off, which can ensure the stable positioning of the shrapnel strip when blanking the shrapnel and is more conducive to the blanking of the shrapnel.

[0012] The present invention is further configured such that the tool includes a plurality of cutting tool units connected side by side, and upper guide holes and lower guide holes are formed between every two adjacent cutting tool units for installing the pressing block.

[0013] By adopting the above technical solution, the disassembly and assembly operation of the pressing block is greatly facilitated.

[0014] The present invention is further configured such that a plurality of first C-shaped connectors are connected to the side of the upper tool holder through fasteners. The bottom of the first C-shaped connector extends inward to support the transmission track of the shrapnel strip, and there is an active gap between the transmission track of the shrapnel strip and the upper tool holder.

[0015] By adopting the above technical solution, an active gap is provided between the transmission track of the shrapnel strip and the upper tool holder to provide space for their relative movement, which can ensure that the shrapnel strip is first pressed tightly and then the shrapnel is blanked.

[0016] The present invention is further configured such that a plurality of first guide posts extending vertically are further provided on the assembly platform, and a plurality of first guide sleeves cooperating with the first guide posts are provided on the upper tool holder.

[0017] By adopting the above technical solution, the stability of the up-and-down movement of the upper tool holder can be improved.

[0018] The present invention is further configured such that the first material feeding assembly includes a first material feeding motor installed on the transmission track of the shrapnel strip and a plurality of first ratchets linked to the motor shaft of the first material feeding motor and used for cooperating with the positioning holes on the shrapnel strip.

[0019] By adopting the above technical solution, the first ratchet is driven to rotate by the first material feeding motor to drag the shrapnel strip to move forward stably, and the stroke control is accurate.

[0020] The present invention is further configured such that a first cover plate is further installed on the transmission track of the shrapnel strip, and a first through hole for the first ratchet to pass through is provided on the first cover plate.

[0021] By adopting the above technical solution, the shrapnel strip can be limited, so that it is always positioned in the first flow channel during the stable transmission process.

[0022] The present invention is further configured as follows: the three-in-one assembly module includes a lower mold mechanism and an upper mold mechanism arranged on an assembly platform; the lower mold mechanism includes a lower mold frame, a cutter seat arranged on the lower mold frame, a carrier arranged at a position above the lower mold frame corresponding to the cutter seat for positioning the lever group, a lower mold transmission track arranged at a position below the lower mold frame corresponding to the cutter seat for transmitting the stainless steel shell material strip, a lower mold material shifting assembly arranged on the lower mold transmission track for driving the stainless steel shell material strip to move, a hydraulic cylinder arranged in the assembly platform, a lower mold lifting plate arranged on the protruding end of the hydraulic cylinder, and a plurality of cutters installed on the lower mold lifting plate, and the cutter seat is provided with a plurality of The upper die mechanism comprises an upper die frame, a second downward pressure cylinder arranged on the upper die frame, an upper die lifting plate arranged on the extended end of the second downward pressure cylinder, an upper die transmission track arranged below the upper die lifting plate for transmitting the base material strip, an upper die material shifting assembly arranged on the upper die transmission track for driving the base material strip to move, and a plurality of ejectors installed on the upper die lifting plate for positioning the base material strip, and a plurality of first pinholes for the ejectors to pass through are provided on the upper die transmission track; when the hydraulic cylinder drives the lower die lifting plate upward and the second downward pressure cylinder drives the upper die lifting plate downward, the cutter cuts off the corresponding stainless steel shell and the shifting rod and pushes them onto the base material strip.

[0023] By adopting the above technical scheme, the stainless steel shell material strip is placed on the lower die transmission track, and the stainless steel shell material strip is driven forward by the lower die material shifting assembly, and the base material strip is placed on the upper die transmission track, and the base material strip is driven forward by the upper die material shifting assembly. When the corresponding units of the stainless steel shell material strip and the base material strip are respectively transported to the bottom and top of the carrier equipped with the lever group, the hydraulic cylinder drives the lower die lifting plate to move upward, and at the same time, the second downward pressure cylinder drives the upper die lifting plate to move downward, and the cutting knife on the lower die lifting plate punches out the stainless steel shell on the stainless steel shell material strip and the lever on the lever group and pushes them onto the base opposite to the base material strip, thereby completing the overall assembly of multiple toggle switches at one time. The assembly process can replace manual work, and has the advantages of high production efficiency and high qualified rate.

[0024] The present invention is further configured as follows: a punch sleeve is installed on the lower die lifting plate, a plurality of mounting holes are provided on the punch sleeve, the lower end of the cutter extends into the corresponding mounting hole and is fixed by an insert rod, the cutter is provided with an air suction channel connected with the mounting hole along the length direction, a vacuum plate is installed at the bottom of the lower die lifting plate, a valve fixing plate is installed at the bottom of the vacuum plate, a vacuum chamber is provided on one side of the vacuum plate close to the valve fixing plate, a plurality of air holes connected with the mounting holes are provided at positions of the vacuum plate corresponding to the top of the vacuum chamber, and a connector connected with the vacuum chamber for an external vacuum pumping device is installed on the valve fixing plate.

[0025] By adopting the above technical solution, after the cutting tool cuts off the stainless steel shell on the stainless steel shell strip, due to the external vacuum pumping device pumping the vacuum chamber to generate negative pressure, the cutting tool will suck the stainless steel shell, and the stainless steel shell will continue to move upward with the cutting tool to perform the overall assembly process.

[0026] The present invention is further configured such that a plurality of insertion holes for the insertion rods to pass through are transversely and penetratingly provided along the upper edge of the punch sleeve, and arc-shaped slots are respectively provided on both sides of the cutting tool and are matched with the corresponding insertion rods.

[0027] By adopting the above technical solution, the installation of the cutting tool can be realized, the connection structure is simple and reliable, the disassembly and assembly are very convenient, and the insertion holes do not penetrate the air suction channel, reducing the leakage points and making the stability of the cutting tool sucking the stainless steel shell better.

[0028] The present invention is further configured such that the lower die mechanism further includes a spring pressure rod, the fixed end of the spring pressure rod is installed on the lower die lifting plate, and the movable end of the spring pressure rod is connected to the lower die transmission track.

[0029] By adopting the above technical solution, during the blanking process, the stainless steel shell strip can be first pressed on the lower die lifting plate and then blanked, and the blanking is accurate, which can improve the product quality.

[0030] The present invention is further configured such that a plurality of lower die guide columns extending vertically are further provided on the lower die frame, a plurality of first lower die guide sleeves matched with the lower die guide columns are provided on the lower die transmission track, and a plurality of second lower die guide sleeves matched with the lower die guide columns are provided on the lower die lifting plate.

[0031] By adopting the above technical solution, the stability of the up and down movement of the lower die transmission track and the lower die lifting plate can be improved.

[0032] The present invention is further configured such that a second C-shaped connecting piece is connected to the side of the upper die transmission track through a fastener, the upper end of the second C-shaped connecting piece extends inward to form an upper stroke limit for the upper die lifting plate relative to the upper die transmission track, a chute for the second C-shaped connecting piece to be embedded is provided on the side of the upper die lifting plate, a plurality of preloading springs are clamped between the upper die transmission track and the upper die lifting plate, a first spring groove for the upper end of the preloading spring to be embedded is provided on the upper die lifting plate, and a second spring groove for the lower end of the preloading spring to be embedded is provided on the upper die transmission track.

[0033] By adopting the above technical solution, during the blanking process, the base strip can be first pressed on the upper die lifting plate to position the base strip, and then the product assembly can be realized, which can improve the product quality.

[0034] The present invention is further configured such that the upper mold frame is also provided with a plurality of upper mold guide pillars extending vertically, the upper mold transmission track is provided with a plurality of first upper mold guide sleeves matching with the upper mold guide pillars, and the upper mold lifting plate is provided with a plurality of second upper mold guide sleeves matching with the upper mold guide pillars.

[0035] By adopting the above technical solution, the stability of the upper mold transmission track and the upper mold lifting plate in the up and down movement can be improved.

[0036] The present invention is further configured such that the upper mold lifting plate includes a second upper mounting plate and a second lower mounting plate, a limiting groove is provided at the bottom of the second upper mounting plate, a plurality of second pinholes for the ejector pins to pass through are provided through the second lower mounting plate, and a limiting needle head extending outward is provided at the upper end of the second pinhole, and the limiting needle head is arranged in the limiting groove.

[0037] By adopting the above technical solution, the installation of the ejector pin can be realized, the installation structure is simple and reliable, and the disassembly and assembly is very convenient.

[0038] The present invention is further configured as follows: the lower mold material dispensing assembly includes a lower mold material dispensing motor installed on the lower mold transmission track and a plurality of lower mold ratchets interlocked with the motor shaft of the lower mold material dispensing motor for cooperating with the positioning holes on the stainless steel shell material strip; the upper mold material dispensing assembly includes an upper mold material dispensing motor installed on the upper mold transmission track and a plurality of upper mold ratchets interlocked with the motor shaft of the upper mold material dispensing motor for cooperating with the positioning holes on the base material strip.

[0039] By adopting the above technical solution, the upper die ratchet and the lower die ratchet are driven to rotate by the lower die feeding motor and the upper die feeding motor respectively, and the stainless steel shell material belt and the base material belt are dragged to move forward stably respectively, so as to realize precise control of the stroke.

[0040] The present invention is further configured such that a lower mold cover plate is installed at the upper end of the lower mold transmission track, and a lower mold through hole is provided at the lower end of the lower mold transmission track for the lower mold ratchet to pass through; an upper mold cover plate is installed at the lower end of the upper mold transmission track, and an upper mold through hole is provided at the upper end of the upper mold transmission track for the upper mold ratchet to pass through.

[0041] By adopting the above technical solution, the lower mold cover plate and the upper mold cover plate can limit the stainless steel shell material strip and the base material strip respectively, so that each can be stably transmitted on the corresponding transmission track.

[0042] The present invention is further configured as follows: the cutting and bending module includes a product material strip conveying mechanism and a cutting and bending mechanism arranged on the assembly platform; the product material strip conveying mechanism includes a product material strip transmission track and a third material shifting assembly for moving the product material strip along the extension direction of the product material strip transmission track, and the extension direction of the product material strip transmission track is provided with a third flow channel for the product material strip; the cutting and bending mechanism includes a stamping bracket, a third pressing cylinder arranged on the stamping bracket, a lower pressing seat arranged on the protruding end of the third pressing cylinder, and a plurality of cutting and bending assemblies installed on the lower pressing seat, the cutting and bending assembly includes a material pressing block located in the middle for pressing the product, a terminal pressing block located on both outer sides for pressing the terminal, and a cutter bending block arranged between the material pressing block and the terminal pressing block, the cutter bending block is fixedly installed on the lower pressing seat, and the material pressing block and the terminal pressing block can be installed on the lower pressing seat for moving up and down relative to the cutter bending block.

[0043] By adopting the above technical solution, the product strip is placed on the third flow channel of the product strip transmission track, and the product strip is driven forward by the third material shifting assembly. When the product strip is transported to the cutting and bending mechanism area, the third downward pressing cylinder of the stamping assembly drives the downward pressing seat downward, and multiple groups of cutting and bending assemblies move downward, wherein the material pressing block presses the product to position, the terminal pressing block presses the terminal to position, and the cutter bending block acts on the product pin to bend it and separate it from the terminal, completing the separation of multiple toggle switch products at one time. It can replace manual cutting and bending operations on toggle switch product strips, and has the advantages of high production efficiency and high qualified rate.

[0044] The present invention is further configured as follows, wherein the lower pressure seat includes a third upper mounting plate and a third lower mounting plate connected together, the third lower mounting plate is provided with a passage for allowing the cutting and bending assembly to pass through, the cutter bending block is provided with a first limiting portion, the first limiting portion is clamped between the third upper mounting plate and the third lower mounting plate, the lower end of the third upper mounting plate is provided with a first slide groove and a second slide groove for allowing the pressing block and the terminal pressing block to move vertically, and the first slide groove and the second slide groove are both provided with a third elastic member for providing pre-tightening force to the pressing block and the terminal pressing block, the position of the pressing block located in the first slide groove is provided with a second limiting portion for abutting against the upper end of the third lower mounting plate to form a limiting position when descending, and the position of the terminal pressing block located in the second slide groove is provided with a third limiting portion for abutting against the upper end of the third lower mounting plate to form a limiting position when descending.

[0045] By adopting the above technical solution, the assembly of the cutting and bending components can be realized, the structure is simple and reliable, and it is conducive to early assembly and later maintenance operations.

[0046] The present invention is further configured such that a first support portion for supporting the product, a second support portion for supporting the terminal, and a pin groove arranged between the first support portion and the second support portion for the product pin to extend therein are provided at a position below the cutting and bending assembly of the product material strip transmission track corresponding to the cutting and bending assembly, a convex rib with a trapezoidal cross-section is provided in the pin groove, and a clearance groove adapted to the shape of the convex rib is provided at the bottom of the cutter bending block.

[0047] By adopting the above technical solution, when the cutter bending block is pressed down, the pin part of the product is pressed into the pin groove, causing the part to be torn off and separated from the terminal, and when the convex rib in the pin groove fits with the give-way groove at the bottom of the cutter bending block, the bending process of the pin is realized, and the cutting and bending processes are carried out simultaneously, which greatly improves the processing efficiency.

[0048] The present invention is further configured such that a plurality of third guide pillars extending vertically are provided on the product material belt transmission track, and a plurality of third guide sleeves cooperating with the third guide pillars are provided on the lower pressure seat.

[0049] By adopting the above technical solution, the stability of the up and down movement of the lower pressure seat can be improved.

[0050] The present invention is further configured such that a material discharge port is provided at a position of the product material belt transmission track corresponding to the side of the cutting and bending assembly, and a material guide plate is provided at a position of the assembly platform corresponding to below the material discharge port.

[0051] By adopting the above technical solution, the product strip is separated from the product after being processed by the cutting and bending mechanism, and finally enters the discharge port and is guided to the corresponding area through the guide plate, so as to realize the centralized collection of the products.

[0052] The present invention is further configured such that the third material shifting assembly includes a third material shifting motor installed on the product material belt transmission track and a plurality of third ratchets interlockingly connected to the motor shaft of the third material shifting motor for cooperating with positioning holes on the product material belt.

[0053] By adopting the above technical solution, the third ratchet wheel is driven to rotate by the third material shifting motor, so that the product material belt is dragged forward stably and the stroke control is precise.

[0054] The present invention is further configured such that a third cover plate is also installed on the product material belt transmission track, and a third through hole for the third ratchet wheel to pass through is provided on the third cover plate.

[0055] By adopting the above technical solution, the product material strip can be limited so that it is always positioned in the third flow channel during the stable transmission process. BRIEF DESCRIPTION OF THE DRAWINGS

[0056] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2It is a structural schematic diagram of the spring assembly module of the present invention; Figure 3 It is a partial structural schematic diagram of the shrapnel assembly module of the present invention; Figure 4 for Figure 3 Side view of the structure; Figure 5 for Figure 4 AA section view; Figure 6 It is a schematic diagram of the installation structure of the cutter in the spring piece assembly module of the present invention; Figure 7 It is a schematic diagram of the local structure of the tool in the spring piece assembly module of the present invention; Figure 8 It is a structural schematic diagram of the three-in-one assembly module of the present invention; Fig. 9 It is a schematic structural diagram from a first perspective of the three-in-one assembly module of the present invention after the lower mold mechanism is removed from the hydraulic cylinder; Fig.10 It is a second perspective structural schematic diagram of the three-in-one assembly module of the present invention after the lower mold mechanism is removed from the hydraulic cylinder; Fig.11 It is a schematic diagram of the installation structure of the cutter in the three-in-one assembly module of the present invention; Fig.12 for Fig.11 A vertical cross-section of the structure; Fig.13 for Fig.11 Transverse cross-sectional view of the structure; Fig.14 A schematic diagram of the structure of a vehicle equipped with a lever assembly according to the present invention; Fig.15 It is a structural schematic diagram of the upper mold mechanism in the three-in-one assembly module of the present invention; Fig.16 It is a vertical cross-sectional view of the upper mold mechanism in the three-in-one assembly mold set of the present invention; Fig.17 It is a structural schematic diagram of the cutting and bending module of the present invention; Fig.18 It is a schematic diagram of the structure of the product strip transmission track in the cutting and bending module of the present invention; Fig.19 It is a schematic structural diagram of the cutting and bending components in the cutting and bending module of the present invention; Fig. 20 It is a working principle diagram of the cutting and bending process in the cutting and bending module of the present invention; Fig.21 for Fig. 20 The enlarged structural diagram of the middle A part; Fig. 22 It is a structural schematic diagram of the material guide plate in the cutting and bending module of the present invention.

[0057] In the figure: 1. Assembly platform; 2. Chip stamping die; 3. Chip assembly module; 4. Three-in-one assembly module; 5. Cutting and bending module; 6. Belt transmission device; 7. Manipulator transfer device; 8. Test conduction device; 302. Blanking and assembly mechanism; 303. Chip tape conveying mechanism; 304. Blanking bracket; 305. First pressing cylinder; 306. Connecting seat; 307. Upper tool holder; 308. Tool; 309. Lever carrier; 310. Chip tape transmission track; 311. First feeding component; 312. First runner; 313. Lower tool holder; 314. Knife edge; 315. Vacuum chamber; 316. Vacuum port; 317. First vacuum hole; 318. Second vacuum hole; 319. Lower guide hole; 320. Upper guide hole; 321. Limit step; 322. Pressure block; 323. Limit flange; 324. First elastic part; 325. Knife unit; 326. First C-shaped connecting piece; 327. Activity gap; 328. First guide post; 329. First guide sleeve; 330. First feeding motor; 331. First ratchet; 332. First cover plate; 333. First through hole; 402. Lower die mechanism; 403. Upper die mechanism; 404. Lower die holder; 405. Knife seat; 406. Carrier; 407. Lower die transmission track; 408. Lower die feeding component; 409. Hydraulic cylinder; 410. Lower die lifting plate; 411. Knife; 412. Knife hole; 413. Upper die holder; 414. Second pressing cylinder; 415. Upper die lifting plate; 416. Upper die transmission track; 417. Upper die feeding component; 418. Thimble; 419. First pin hole; 420. Punch sleeve; 421. Mounting hole; 422. Insert rod; 423. Suction channel; 424. Vacuum plate; 425. Air valve fixing plate; 426. Vacuum chamber; 427. Air hole; 428. Connector; 429. Jack; 430. Arc-shaped slot; 431. Spring pressure rod; 432. Lower die guide post; 433. First lower die guide sleeve; 434. Second lower die guide sleeve; 435. Second C-shaped connecting piece; 436. Slide groove; 437. Pre-tightening spring; 438. First spring groove; 439. Second spring groove; 440. Upper die guide post; 441. First upper die guide sleeve; 442. Second upper die guide sleeve; 443. Second upper mounting plate; 444. Second lower mounting plate; 445. Limit groove; 446. Second pin hole; 447. Limit needle; 448. Lower die feeding motor; 449. Lower die ratchet; 450. Upper die feeding motor; 451. Upper die ratchet; 452. Lower die cover plate; 453. Lower die through hole; 454. Upper die cover plate; 455. Upper die through hole; 502. Product tape conveying mechanism; 503. Cutting and bending mechanism; 504. Product tape transmission track; 505. Third feeding component; 506. Third runner; 507. Stamping bracket; 508. Third pressing cylinder; 509. Pressing seat; 510. Cutting and bending component; 511. Pressure block; 512. Terminal pressure block; 513. Knife bending block; 514. Third upper mounting plate515, third lower mounting plate; 516, through-port; 517, first limiting portion; 518, first slide slot; 519, second slide slot; 520, second limiting portion; 521, third limiting portion; 522, first support portion; 523, second support portion; 524, pin slot; 525, convex rib; 526, give way slot; 527, third guide post; 528, third guide sleeve; 529, third material shifting motor; 530, third ratchet; 531, third cover plate; 532, third through-hole; 533, material discharge port; 534, material guide plate; 535, third elastic member. ; DETAILED DESCRIPTION

[0058] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0059] Example: As attached Figures 1 to 22 The toggle switch production line shown includes an assembly platform 1, on which are sequentially provided a spring stamping die 2 for stamping springs, a spring assembly module 3 for assembling springs on a lever, a three-in-one assembly module 4 for assembling a base and stainless steel on both ends of a lever equipped with springs, and a cutting and bending module 5 for cutting and bending the pins of assembled products, and a test conduction device 8 can be added between the three-in-one assembly module 4 and the cutting and bending module 5, and the test conduction device 8 cuts off defective products when testing them, and the assembly platform 1 is also provided with a belt transmission device 6 for transmitting the lever and a manipulator transfer device 7 for transporting the lever on the belt transmission device 6 to the three-in-one assembly module 4 for assembly. Among them, the spring stamping die 2, the test conduction device 8 and the belt transmission device 6 are all mature products on the market and are easily available on the market, so their specific structures are not described in detail here. The manipulator transfer device 7 is composed of a transfer frame, a horizontal electric slide arranged on the transfer frame, a vertical electric slide arranged on the horizontal electric slide, and a finger cylinder arranged on the vertical electric slide. The manipulator transfer device 7 is used to transport the lever to the carrier 406, and then the cylinder pushes the carrier 406 into the three-in-one assembly module 4 for assembly.

[0060] As attached Figures 2 to 7As shown, the spring sheet assembly module 3 includes a punching assembly mechanism 302 and a spring sheet material belt conveying mechanism 303 arranged on the assembly platform 1; the punching assembly mechanism 302 includes a punching bracket 304, a first pressing cylinder 305 arranged on the punching bracket 304, a connecting seat 306 arranged on the protruding end of the first pressing cylinder 305, an upper knife seat 307 installed on the connecting seat 306, a knife 308 installed on the upper knife seat 307, and a lever carrier 309 for placing a lever group arranged below the knife 308; the spring sheet material belt conveying mechanism 303 includes a punching bracket 304, a first pressing cylinder 305 arranged on the punching bracket 304, a connecting seat 306 arranged on the protruding end of the first pressing cylinder 305, an upper knife seat 307 installed on the connecting seat 306, a knife 308 installed on the upper knife seat 307, and a lever carrier 309 for placing a lever group arranged below the knife 308; The belt conveying mechanism 303 includes a spring-loaded material belt transmission track 310 and a first material shifting assembly 311 for moving the spring-loaded material belt along the direction of the spring-loaded material belt transmission track 310. A first flow channel 312 for the product material belt is provided in the extension direction of the spring-loaded material belt transmission track 310. A lower knife seat 313 is provided on the spring-loaded material belt transmission track 310. The lower knife seat 313 is arranged between the knife 308 and the shifting rod carrier 309. The lower knife seat 313 is provided with a cutting edge 314 for the knife 308 to pass through and press the spring onto the shifting rod assembly. The spring sheet material strip is placed on the first flow channel 312 of the spring sheet material strip transmission track 310, and the spring sheet material strip is driven forward by the first material shifting assembly 311. When the spring sheet material strip is transported to the blanking mechanism area, the first downward pressing cylinder 305 of the punching mechanism drives the connecting seat 306 downward, the connecting seat 306 drives the upper knife seat 307 downward, and the upper knife seat 307 drives the cutter 308 downward to blank the spring sheet material strip, and the blanked spring sheet is pressed onto the lever assembly through the knife edge 314 of the lower knife seat 313, so as to complete the blanking and assembly of multiple spring sheets at one time. It can replace manual assembly of the spring sheet and lever of the toggle switch, and has the advantages of high production efficiency and high qualified rate.

[0061] As attached Figures 2 to 7 As shown, the upper knife seat 307 is provided with a vacuum chamber 315, and the side of the upper knife seat 307 is provided with two vacuum ports 316 for installing vacuum joints. The vacuum joint is installed on the vacuum port 316, and the vacuum chamber 315 of the upper knife seat 307 is evacuated through a pipeline external vacuum device to generate negative pressure. The tool 308 is installed at the bottom of the upper knife seat 307, and the bottom of the upper knife seat 307 is provided with a first vacuum hole 317 connected to the vacuum chamber 315, and the upper edge of the tool 308 is vertically penetrated with a second vacuum hole 318 connected to the first vacuum hole 317. The independent spring piece after punching is sucked by vacuum, so that it can be accurately and stably pressed onto the lever assembly.

[0062] As attached Figures 2 to 7As shown, a plurality of lower guide holes 319 are provided through the bottom of the cutting tool 308. An upper guide hole 320 is provided at one end of the lower guide hole 319 close to the upper tool holder 307. A limiting step 321 is formed between the upper guide hole 320 and the lower guide hole 319. A pressing block 322 for pressing the elastic strip is disposed through the lower guide hole 319. A limiting flange 323 which forms a stroke limit with the limiting step 321 during downward movement is provided at one end of the pressing block 322 extending into the upper guide hole 320. A first elastic member 324 for providing a downward pre-tightening force to the pressing block 322 is further provided in the upper guide hole 320. The first elastic member 324 can be a spring. During the blanking process of the elastic strip, the upper tool holder 307 drives the cutting tool 308 to descend. The pressing block 322 first presses the elastic strip, and then the cutting tool 308 continues to descend until the elastic sheet is blanked. It can ensure the stable positioning of the elastic strip when blanking the elastic sheet, which is more conducive to the blanking of the elastic sheet.

[0063] As shown in the Figures 2 to 7 attachment, the cutting tool 308 includes a plurality of cutting blade units 325 connected side by side. The upper guide hole 320 and the lower guide hole 319 as described above are provided between every two adjacent cutting blade units 325 for installing the pressing block 322, that is, the cutting tool 308 is assembled from multiple parts. This design greatly facilitates the disassembly and assembly operations of the pressing block 322.

[0064] Among them, the upper tool holder 307 and the cutting tool 308 can be assembled by using screws or by inserting a rod through both of them.

[0065] As shown in the Figures 2 to 7 attachment, a plurality of first C-shaped connectors 326 are connected to the side of the upper tool holder 307 through fasteners. In this embodiment, the fasteners are screws. The bottom of the first C-shaped connector 326 extends inward to support the elastic strip transmission track 310, and there is a moving gap 327 between the elastic strip transmission track 310 and the upper tool holder 307. A moving gap 327 is provided between the elastic strip transmission track 310 and the upper tool holder 307 to provide a space for their relative movement, which can ensure that the elastic strip is first pressed against and then the elastic sheet is blanked.

[0066] As shown in the Figures 2 to 7 attachment, a plurality of first guide posts 328 extending vertically are further provided on the assembly platform 301. A plurality of first guide sleeves 329 cooperating with the first guide posts 328 are provided on the upper tool holder 307. This design can improve the stability of the up and down movement of the upper tool holder 307.

[0067] As shown in the Figures 2 to 7As shown, the first material shifting assembly 311 includes a first material shifting motor 330 installed on the spring sheet material belt transmission track 310 and a plurality of first ratchets 331 connected to the motor shaft of the first material shifting motor 330 and used to match the positioning holes on the spring sheet material belt. The first material shifting motor 330 drives the first ratchets 331 to rotate, dragging the spring sheet material belt to move forward steadily, and the stroke control is precise.

[0068] As attached Figures 2 to 7 As shown, a first cover plate 332 is also installed on the spring sheet material belt transmission track 310, and a first through hole 333 is provided on the first cover plate 332 for the first ratchet wheel 331 to pass through. This design can limit the spring sheet material belt so that it is always positioned in the first flow channel 312 during the stable transmission process.

[0069] As attached Figures 8 to 16As shown, the three-in-one assembly module 4 includes a lower mold mechanism 402 and an upper mold mechanism 403 arranged on the assembly platform 1; the lower mold mechanism 402 includes a lower mold frame 404, a cutter seat 405 arranged on the lower mold frame 404, a carrier 406 arranged at the upper position of the lower mold frame 404 corresponding to the cutter seat 405 for positioning the lever group, a lower mold transmission track 407 arranged at the lower position of the lower mold frame 404 corresponding to the cutter seat 405 for transmitting the stainless steel shell material strip (the lower mold transmission track 407 has a lower mold flow channel for guiding the stainless steel shell material strip), a lower mold material shifting assembly 408 arranged on the lower mold transmission track 407 for driving the stainless steel shell material strip to move, a hydraulic cylinder 409 arranged in the assembly platform 401, a lower mold lifting plate 410 arranged on the protruding end of the hydraulic cylinder 409, and a plurality of cutters 411 installed on the lower mold lifting plate 410, and the cutter seat 405 is provided with a plurality of The upper mold mechanism 403 includes an upper mold frame 413, a second downward pressure cylinder 414 arranged on the upper mold frame 413, an upper mold lifting plate 415 arranged on the extended end of the second downward pressure cylinder 414, an upper mold transmission track 416 arranged below the upper mold lifting plate 415 for transmitting the base material strip, and an upper mold transmission track 416 (the upper mold transmission track 416 has an upper mold flow channel for guiding the base material strip) for driving the base material strip. A movable upper mold material removal assembly 417 and a plurality of ejector pins 418 installed on the upper mold lifting plate 415 for positioning the base material strip, the upper mold transmission track 416 is provided with a plurality of first pinholes 419 for the ejector pins 418 to pass through; when the hydraulic cylinder 409 drives the lower mold lifting plate 410 upward and the second downward pressure cylinder 414 drives the upper mold lifting plate 415 downward, the cutter 411 cuts off the corresponding stainless steel shell and the push rod and pushes them onto the base material strip. The stainless steel shell material strip is placed on the lower mold transmission track 407, and the stainless steel shell material strip is driven forward by the lower mold shifting assembly 408. The base material strip is placed on the upper mold transmission track 416, and the base material strip is driven forward by the upper mold shifting assembly 417. When the corresponding units of the stainless steel shell material strip and the base material strip are respectively transported to the bottom and top of the carrier 406 equipped with the shifting rod group, the hydraulic cylinder 409 drives the lower mold lifting plate 410 to move upward, and at the same time, the second downward pressure cylinder 414 drives the upper mold lifting plate 415 to move downward, and the cutter 411 on the lower mold lifting plate 410 punches out the stainless steel shell on the stainless steel shell material strip and the shifting rod on the shifting rod group and pushes them onto the base opposite to the base material strip, thereby completing the overall assembly of multiple toggle switches at one time. This assembly process can replace manual work and has the advantages of high production efficiency and high qualified rate.

[0070] As attached Figures 8 to 16As shown, a punch sleeve 420 is installed on the lower mold lifting plate 410, and a plurality of mounting holes 421 are provided on the punch sleeve 420. The lower end of the cutter 411 extends into the corresponding mounting hole 421 and is fixed by an insert rod 422. The cutter 411 is provided with an air suction channel 423 connected with the mounting hole 421 along the length direction. A vacuum plate 424 is installed at the bottom of the lower mold lifting plate 410, and a valve fixing plate 425 is installed at the bottom of the vacuum plate 424. A vacuum chamber 426 is provided on one side of the vacuum plate 424 close to the valve fixing plate 425. A plurality of air holes 427 connected with the mounting hole 421 are provided at the position of the vacuum plate 424 corresponding to the top of the vacuum chamber 426, and a connector 428 connected with the vacuum chamber 426 for an external vacuum pumping device is installed on the valve fixing plate 425. After the cutter 411 cuts off the stainless steel shell on the stainless steel shell material strip, the external vacuum device evacuates the vacuum chamber 426 to generate negative pressure, and the cutter 411 sucks the stainless steel shell, and the stainless steel shell continues to move upward with the cutter 411 to perform the overall assembly process.

[0071] As attached Figures 8 to 16 As shown, the punch sleeve 420 is provided with a plurality of holes 429 for the insertion rods 422 to pass through in the transverse direction, and the two sides of the cutter 411 are provided with arc-shaped slots 430 that match the corresponding insertion rods 422. This design can realize the installation of the cutter 411, the connection structure is simple and reliable, and the disassembly and assembly are very convenient. The hole 429 does not penetrate the suction channel 423, which reduces the leakage point and makes the cutter 411 more stable when sucking the stainless steel shell.

[0072] As attached Figures 8 to 16 As shown, the lower die mechanism 402 also includes a spring pressure rod 431, the fixed end of the spring pressure rod 431 is installed on the lower die lifting plate 410, and the movable end of the spring pressure rod 431 is connected to the lower die transmission track 407. The spring pressure rod 431 is a mass-produced part that is easily available on the market. It is composed of a moving rod, a fixed rod, and a spring arranged between the two. Its specific structure is not described in detail here. During the blanking process, the stainless steel shell material strip can be pressed on the lower die lifting plate 410 first, and then blanked. The blanking is accurate and can improve product quality.

[0073] As attached Figures 8 to 16 As shown, the lower mold frame 404 is further provided with a plurality of lower mold guide pillars 432 extending vertically, the lower mold transmission track 407 is provided with a plurality of first lower mold guide sleeves 433 matched with the lower mold guide pillars 432, and the lower mold lifting plate 410 is provided with a plurality of second lower mold guide sleeves 434 matched with the lower mold guide pillars 432. This design can improve the stability of the lower mold transmission track 407 and the lower mold lifting plate 410 in the up and down movement.

[0074] As attached Figures 8 to 16 As shown, a second U-shaped connecting member 435 is connected to the side of the upper die transfer track 416 through a fastener (the fastener can be a screw). The second U-shaped connecting member 435 is a member with a U-shaped cross-section. The upper end of the second U-shaped connecting member 435 extends inward to form an upper stroke limit for the upper die lifting plate 415 relative to the upper die transfer track 416. A chute 436 for the second U-shaped connecting member 435 to be embedded is provided on the side of the upper die lifting plate 415. A plurality of pre-tightening springs 437 are clamped between the upper die transfer track 416 and the upper die lifting plate 415. A first spring groove 438 for the upper end of the pre-tightening spring 437 to be embedded is provided on the upper die lifting plate 415, and a second spring groove 439 for the lower end of the pre-tightening spring 437 to be embedded is provided on the upper die transfer track 416. During the blanking process, the base strip can be first pressed on the upper die lifting plate 415 to position the base strip, and then product assembly can be realized, which can improve product quality.

[0075] As shown in the appendix Figures 8 to 16 As shown, a plurality of upper die guide posts 440 extending vertically are further provided on the upper die holder 413. A plurality of first upper die guide sleeves 441 cooperating with the upper die guide posts 440 are provided on the upper die transfer track 416. A plurality of second upper die guide sleeves 442 cooperating with the upper die guide posts 440 are provided on the upper die lifting plate 415. This design can improve the stability of the up and down movement of the upper die transfer track 416 and the upper die lifting plate 415.

[0076] As shown in the appendix Figures 8 to 16 As shown, the upper die lifting plate 415 includes a second upper mounting plate 443 and a second lower mounting plate 444. A limiting groove 445 is provided at the bottom of the second upper mounting plate 443. A plurality of second pin holes 446 for the ejector pins 418 to pass through are provided through the second lower mounting plate 444, and a limiting needle head 447 extending outward is provided at the upper end of the second pin hole 446. The limiting needle head 447 is arranged in the limiting groove 445. More specifically, the limiting needle head 447 can be designed in a cylindrical shape, and its diameter is larger than the diameter of the ejector pin 418. The depth of the limiting groove 445 is equivalent to the height of the limiting needle head 447. When the second upper mounting plate 443 and the second lower mounting plate 444 are connected together, the upper end of the limiting needle head 447 abuts against the inner end of the limiting groove 445, and the lower end of the limiting needle head 447 abuts against the upper surface of the second lower mounting plate 444. This design can realize the installation of the ejector pins 418, and the installation structure is simple and reliable, and the disassembly and assembly are very convenient.

[0077] As shown in the appendix Figures 8 to 16As shown, the lower die material dispensing assembly 408 includes a lower die material dispensing motor 448 installed on the lower die transmission track 407 and a plurality of lower die ratchets 449 linked to the motor shaft of the lower die material dispensing motor 448 for matching with the positioning holes on the stainless steel shell material strip; the upper die material dispensing assembly 417 includes an upper die material dispensing motor 450 installed on the upper die transmission track 416 and a plurality of upper die ratchets 451 linked to the motor shaft of the upper die material dispensing motor 450 for matching with the positioning holes on the base material strip. The upper die ratchet 451 and the lower die ratchet 449 are driven to rotate by the lower die material dispensing motor 448 and the upper die material dispensing motor 450, respectively, and the stainless steel shell material strip and the base material strip are dragged to move forward stably, so as to realize precise stroke control.

[0078] As attached Figures 8 to 16 As shown, a lower die cover plate 452 is installed at the upper end of the lower die transmission track 407, and a lower die through hole 453 is provided at the lower end of the lower die transmission track 407 for the lower die ratchet 449 to pass through; an upper die cover plate 454 is installed at the lower end of the upper die transmission track 416, and an upper die through hole 455 is provided at the upper end of the upper die transmission track 416 for the upper die ratchet 451 to pass through. The lower die cover plate 452 and the upper die cover plate 454 can limit the stainless steel shell material strip and the base material strip respectively, so that each can be stably transmitted on the corresponding transmission track.

[0079] As attached Figures 17 to 22As shown, the cutting and bending module 5 includes a product material belt conveying mechanism 502 and a cutting and bending mechanism 503 arranged on the assembly platform 1; the product material belt conveying mechanism 502 includes a product material belt transmission track 504 and a third material shifting component 505 for moving the product material belt along the extension direction of the product material belt transmission track 504, and the extension direction of the product material belt transmission track 504 is provided with a third flow channel 506 for the product material belt; the cutting and bending mechanism 503 includes a stamping bracket 507, a third pressing cylinder 508 arranged on the stamping bracket 507, and a third pressing cylinder 509 arranged on the third pressing cylinder 509. A lower pressing seat 509 on the protruding end of the three lower pressing cylinders 508 and a plurality of cutting and bending components 510 installed on the lower pressing seat 509, the cutting and bending components 510 include a material pressing block 511 located in the middle for pressing the product, terminal pressing blocks 512 located on both outer sides for pressing the terminals, and a cutter bending block 513 arranged between the material pressing block 511 and the terminal pressing block 512, the cutter bending block 513 is fixedly installed on the lower pressing seat 509, and the material pressing block 511 and the terminal pressing block 512 can be installed on the lower pressing seat 509 to move up and down relative to the cutter bending block 513. The product strip is placed on the third flow channel 506 of the product strip transmission track 504, and the product strip is driven forward by the third material shifting assembly 505. When the product strip is transported to the cutting and bending mechanism 503 area, the third downward pressing cylinder 508 of the stamping assembly drives the downward pressing seat 509 downward, and multiple groups of cutting and bending assemblies 510 move downward, wherein the material pressing block 511 presses the product to position, the terminal pressing block 512 presses the terminal to position, and the cutter bending block 513 acts on the product pin to bend it and separate it from the terminal, completing the separation of multiple toggle switch products at one time. It can replace manual cutting and bending operations on the toggle switch product strip, and has the advantages of high production efficiency and high qualified rate.

[0080] As attached Figures 17 to 22As shown, the lower pressing seat 509 includes a third upper mounting plate 514 and a third lower mounting plate 515 connected together, and the two can be connected together by screws. The third lower mounting plate 515 is provided with a through opening 516 for the cutting and bending assembly 510 to pass through, and the cutter bending block 513 is provided with a first limiting portion 517, and the first limiting portion 517 is clamped between the third upper mounting plate 514 and the third lower mounting plate 515. The lower end of the third upper mounting plate 514 is provided with a first sliding groove 518 and a second sliding groove 519 for the pressing block 511 and the terminal pressing block 512 to move vertically, and the first sliding groove 518 and the second sliding groove 519 are connected to each other. 19 are provided with a third elastic member 535 for providing pre-tightening force to the pressing block 511 and the terminal pressing block 512. The third elastic member 535 can be a spring. The spring acting on the pressing block 511 is a linear spring with low pressure, and the spring acting on the terminal pressing block 512 is a mold spring with a higher pressure. The position of the pressing block 511 located in the first slide groove 518 is provided with a second limiting portion 520 for contacting with the upper end of the third lower mounting plate 515 to form a limit when descending, and the position of the terminal pressing block 512 located in the second slide groove 519 is provided with a third limiting portion 521 for contacting with the upper end of the third lower mounting plate 515 to form a limit when descending. This structure can realize the assembly of the cutting and bending assembly 510, and the structure is simple and reliable, which is conducive to early assembly and later maintenance operations.

[0081] As attached Figures 17 to 22 As shown, the product material belt transmission track 504 is provided with a first support part 522 for supporting the product, a second support part 523 for supporting the terminal, and a pin groove 524 for the product pin to be inserted into between the first support part 522 and the second support part 523, and a convex rib 525 with a trapezoidal cross section is provided in the pin groove 524, and a clearance groove 526 matching the shape of the convex rib 525 is provided at the bottom of the cutter bending block 513. When the cutter bending block 513 is pressed down, the pin part of the product is pressed into the pin groove 524, so that the part is torn off and separated from the terminal, and when the convex rib 525 in the pin groove 524 fits with the clearance groove 526 at the bottom of the cutter bending block 513, the bending process of the pin is realized, and the cutting and bending processes are carried out simultaneously, which greatly improves the processing efficiency.

[0082] As attached Figures 17 to 22 As shown, the product material belt transmission track 504 is provided with a plurality of third guide pillars 527 extending vertically, and the lower pressing seat 509 is provided with a plurality of third guide sleeves 528 matching with the third guide pillars 527. This design can improve the stability of the lower pressing seat 509 in the up and down movement.

[0083] As attached Figures 17 to 22As shown, the product material belt transmission track 504 is further provided with a material discharge port 533 at a position corresponding to the side of the cutting and bending assembly 510, and the assembly platform 501 is further provided with a material guide plate 534 at a position corresponding to the position below the material discharge port 533. The product belt is separated from the product after being processed by the cutting and bending mechanism 503, and finally enters the material discharge port 533 and is guided to the corresponding area by the material guide plate 534, so as to realize the centralized collection of the products.

[0084] As attached Figures 17 to 22 As shown, the third material shifting assembly 505 includes a third material shifting motor 529 installed on the product material belt transmission track 504 and a plurality of third ratchets 530 connected to the motor shaft of the third material shifting motor 529 and used to match the positioning holes on the product material belt. The third material shifting motor 529 drives the third ratchets 530 to rotate, dragging the product material belt to move forward stably, and the stroke control is precise.

[0085] As attached Figures 17 to 22 As shown, a third cover plate 531 is also installed on the product material belt transmission track 504, and a third through hole 532 is provided on the third cover plate 531 for the third ratchet wheel 530 to pass through. The third ratchet wheel 530 passes through the third through hole 532 and matches with the positioning hole on the product material belt provided on the third flow channel 506. This design can limit the position of the product material belt so that it is always positioned in the third flow channel 506 during the stable transmission process.

Claims

1. Toggle switch production line, characterized by: The invention comprises an assembly platform (1), on which are sequentially provided a spring sheet stamping die (2) for stamping spring sheets, a spring sheet assembly module (3) for assembling the spring sheets on a lever, a three-in-one assembly module (4) for assembling a base and stainless steel on both ends of a lever equipped with spring sheets, and a cutting and bending module (5) for cutting and bending pins of assembled products. The assembly platform (1) is also provided with a belt transmission device (6) for transmitting the lever, and a manipulator transfer device (7) for transporting the lever on the belt transmission device to the three-in-one assembly module for assembly.

2. The toggle switch production line according to claim 1, characterized in that: The spring sheet assembly module (3) comprises a punching assembly mechanism (302) and a spring sheet material belt conveying mechanism (303) arranged on the assembly platform (1); The punching assembly mechanism (302) comprises a punching support (304), a first pressing cylinder (305) arranged on the punching support (304), a connecting seat (306) arranged on the protruding end of the first pressing cylinder (305), an upper knife seat (307) installed on the connecting seat (306), a knife (308) installed on the upper knife seat (307), and a lever carrier (309) arranged below the knife (308) for placing a lever assembly; The shrapnel material belt conveying mechanism (303) comprises a shrapnel material belt transmission track (310) and a first material shifting assembly (311) for moving the shrapnel material belt along the direction of the shrapnel material belt transmission track (310); a first flow channel (312) for the product material belt is provided in the extension direction of the shrapnel material belt transmission track (310); a lower knife seat (313) is provided on the shrapnel material belt transmission track (310); the lower knife seat (313) is arranged between the knife (308) and the shifting rod carrier (309); and a cutting edge (314) is provided on the lower knife seat (313) for the knife (308) to pass through and press the shrapnel onto the shifting rod assembly.

3. The toggle switch production line according to claim 2, characterized in that: A vacuum chamber (315) is provided in the upper tool seat (307), and two vacuum ports (316) for installing a vacuum joint are provided on the side of the upper tool seat (307). The tool (308) is installed at the bottom of the upper tool seat (307), and a first vacuum hole (317) connected to the vacuum chamber (315) is provided at the bottom of the upper tool seat (307), and a second vacuum hole (318) connected to the first vacuum hole (317) is vertically penetrated on the upper edge of the tool (308).

4. The toggle switch production line according to claim 3, characterized in that: A plurality of lower guide holes (319) are provided in a penetrating manner at the bottom of the tool (308). An upper guide hole (320) is provided at one end of the lower guide hole (319) close to the upper tool holder (307). A limiting step (321) is formed between the upper guide hole (320) and the lower guide hole (319). A pressing block (322) for pressing the elastic strip is penetrated in the lower guide hole (319). A limiting flange (323) which forms a stroke limit with the limiting step (321) during downward movement is provided at one end of the pressing block (322) extending into the upper guide hole (320). A first elastic member (324) for providing a downward pre-tightening force to the pressing block (322) is further provided in the upper guide hole (320). The tool (308) includes a plurality of cutter units (325) connected side by side. The upper guide hole (320) and the lower guide hole (319) are provided between every two adjacent cutter units (325) for installing the pressing block (322). A plurality of first C-shaped connectors (326) are connected to the side of the upper tool holder (307) through fasteners. The bottom of the first C-shaped connector (326) extends inward to support the elastic strip transmission track (310), and an activity gap (327) is provided between the elastic strip transmission track (310) and the upper tool holder (307).

5. The toggle switch production line according to claim 1, characterized in that: The three-in-one assembly module (4) includes a lower die mechanism (402) and an upper die mechanism (403) arranged on the assembly platform (1); The lower die mechanism (402) includes a lower die frame (404), a cutter seat (405) arranged on the lower die frame (404), a carrier (406) arranged at a position above the cutter seat (405) on the lower die frame (404) for positioning the dial rod group, a lower die transmission track (407) arranged at a position below the cutter seat (405) on the lower die frame (404) for transmitting the stainless steel shell strip, a lower die dialing component (408) arranged on the lower die transmission track (407) for driving the stainless steel shell strip to move, a hydraulic cylinder (409) arranged in the assembly platform (1), a lower die lifting plate (410) arranged on the extending end of the hydraulic cylinder (409), and a plurality of cutters (411) installed on the lower die lifting plate (410). A plurality of cutter holes (412) for allowing the cutters (411) to pass through are provided on the cutter seat (405); The upper die mechanism (403) includes an upper die frame (413), a second downward pressing cylinder (414) arranged on the upper die frame (413), an upper die lifting plate (415) arranged on the extending end of the second downward pressing cylinder (414), an upper die transmission track (416) arranged below the upper die lifting plate (415) for transmitting the base strip, an upper die dialing component (417) arranged on the upper die transmission track (416) for driving the base strip to move, and a plurality of ejector pins (418) installed on the upper die lifting plate (415) for positioning the base strip. A plurality of first pin holes (419) for allowing the ejector pins (418) to pass through are provided on the upper die transmission track (416); When the hydraulic cylinder (409) drives the lower die lifting plate (410) to move upward and the second downward pressing cylinder (414) drives the upper die lifting plate (415) to move downward, the cutting knife (411) cuts off the corresponding stainless steel shell and the lever and pushes them onto the base strip.

6. The toggle switch production line according to claim 5, characterized in that: A punch sleeve (420) is installed on the lower die lifting plate (410). A plurality of mounting holes (421) are penetrated through the punch sleeve (420). The lower end of the cutting knife (411) extends into the corresponding mounting hole (421) and is fixed by a plug rod (422). An air suction channel (423) communicating with the mounting hole (421) is penetrated through the cutting knife (411) along the length direction. A vacuum plate (424) is installed at the bottom of the lower die lifting plate (410). An air valve fixing plate (425) is installed at the bottom of the vacuum plate (424). A vacuum chamber (426) is provided on one side of the vacuum plate (424) close to the air valve fixing plate (425). A plurality of air holes (427) communicating with the mounting hole (421) are provided at the position corresponding to the top of the vacuum chamber (426) of the vacuum plate (424). A joint (428) communicating with the vacuum chamber (426) and used for connecting an external vacuum pumping device is installed on the air valve fixing plate (425). A plurality of jacks (429) for the plug rod (422) to pass through are penetrated through the punch sleeve (420) along the transverse direction. Arc-shaped slots (430) matched with the corresponding plug rods (422) are respectively provided on both sides of the cutting knife (411). The lower die mechanism (402) further includes a spring pressing rod (431). The fixed end of the spring pressing rod (431) is installed on the lower die lifting plate (410), and the movable end of the spring pressing rod (431) is connected to the lower die transmission track (407).

7. The toggle switch production line according to claim 5, characterized in that: A second U-shaped connecting piece (435) is connected to the side of the upper die transmission track (416) through a fastener. The upper end of the second U-shaped connecting piece (435) extends inwards to form an upper stroke limit for the upper die lifting plate (415) relative to the upper die transmission track (416). A chute (436) for the second U-shaped connecting piece (435) to be embedded is provided on the side of the upper die lifting plate (415). A plurality of pre-tightening springs (437) are clamped between the upper die transmission track (416) and the upper die lifting plate (415). A first spring groove (438) for the upper end of the pre-tightening spring (437) to be embedded is provided on the upper die lifting plate (415). A second spring groove (439) for the lower end of the pre-tightening spring (437) to be embedded is provided on the upper die transmission track (416).

8. The toggle switch production line according to claim 5, characterized in that: The upper die lifting plate (415) includes a second upper mounting plate (443) and a second lower mounting plate (444). A limiting groove (445) is provided at the bottom of the second upper mounting plate (443). A plurality of second needle holes (446) for the ejector pins (418) to pass through are penetrated through the second lower mounting plate (444), and a limiting needle head (447) extending outwards is provided at the upper end of the second needle hole (446). The limiting needle head (447) is arranged in the limiting groove (445).

9. The toggle switch production line according to claim 1, characterized in that: The cutting and bending module (5) comprises a product material belt conveying mechanism (502) and a cutting and bending mechanism (503) arranged on the assembly platform (1); The product material belt conveying mechanism (502) comprises a product material belt transmission track (504) and a third material shifting assembly (505) for moving the product material belt along the extension direction of the product material belt transmission track (504); a third flow channel (506) for the product material belt is provided in the extension direction of the product material belt transmission track (504); The cutting and bending mechanism (503) comprises a punching support (507), a third pressing cylinder (508) arranged on the punching support (507), a pressing seat (509) arranged on the protruding end of the third pressing cylinder (508), and a plurality of cutting and bending components (510) installed on the pressing seat (509), wherein the cutting and bending components (510) comprise a material pressing block (511) located in the middle for pressing the product, a terminal pressing block (512) located on both outer sides for pressing the terminal, and a cutter bending block (513) arranged between the material pressing block (511) and the terminal pressing block (512), wherein the cutter bending block (513) is fixedly installed on the pressing seat (509), and the material pressing block (511) and the terminal pressing block (512) can be installed on the pressing seat (509) so as to move up and down relative to the cutter bending block (513).

10. The toggle switch production line according to claim 9, characterized in that: The lower pressing seat (509) includes a third upper mounting plate (514) and a third lower mounting plate (515) connected together, the third lower mounting plate (515) is provided with a passage (516) for the cutting and bending assembly (510) to pass through, the cutter bending block (513) is provided with a first limiting portion (517), the first limiting portion (517) is clamped between the third upper mounting plate (514) and the third lower mounting plate (515), the lower end of the third upper mounting plate (514) is provided with a first sliding groove (518) and a second sliding groove (519) for the pressing block (511) and the terminal pressing block (512) to move vertically, and the first sliding groove (518) and the second sliding groove (519) are both provided with a third elastic member (535) for providing pre-tightening force to the pressing block (511) and the terminal pressing block (512), the pressing block (511) is located in the first sliding groove (518) ) is provided with a second limiting portion (520) for contacting with the upper end of the third lower mounting plate (515) to form a limiting position when descending, and the terminal pressing block (512) is provided with a third limiting portion (521) for contacting with the upper end of the third lower mounting plate (515) to form a limiting position when descending; the product material belt transmission track (504) is provided with a first supporting portion (522) for supporting the product, a second supporting portion (523) for supporting the terminal, and a pin groove (524) arranged between the first supporting portion (522) and the second supporting portion (523) for the product pin to extend into, and a convex rib (525) with a trapezoidal cross-section is provided in the pin groove (524), and a clearance groove (526) adapted to the shape of the convex rib (525) is provided at the bottom of the cutter bending block (513).

Images