3-in-1 assembly module for toggle switch production line

Abstract

The invention discloses a three-in-one assembly module for a toggle switch production line, including a frame, a lower die mechanism and an upper die mechanism are arranged on the frame; the lower die mechanism includes a lower die frame, a cutter seat arranged on the lower die frame, a carrier for positioning a lever group, a lower die transmission track for transmitting a stainless steel shell material strip, a lower die material shifting assembly for driving the stainless steel shell material strip to move, a hydraulic cylinder arranged in the frame, a lower die lifting plate arranged on the extended end of the hydraulic cylinder, and a plurality of cutters installed on the lower die lifting plate; the upper die mechanism includes an upper die frame, a downward pressure cylinder arranged on the upper die frame, an upper die lifting plate arranged on the extended end of the downward pressure cylinder, an upper die transmission track for transmitting a base material strip, an upper die material shifting assembly for driving the base material strip to move, and a plurality of ejectors for positioning the base material strip. The invention can assemble the lever, the base, and the stainless steel shell together to form a complete toggle switch, and has the advantages of high production efficiency and high qualified rate.

Description

Technical Field

[0001] The present invention relates to the technical field of toggle switch production equipment, and in particular to a three-in-one assembly module for a toggle switch production line. Background Art

[0002] During the assembly and production process of the toggle switch, after the spring is installed on the lever, the base and the stainless steel shell need to be assembled on both ends of the lever to form a complete toggle switch. If the traditional manual assembly method is used, the stainless steel shell and the lever need to be punched out one by one from the corresponding material strips using a stamping tool, and then the base, lever and stainless steel shell are aligned and assembled. This is not only time-consuming and laborious, which has a great impact on production efficiency, but also the quality of manually assembled products is not high, which affects the product qualification rate. Summary of the invention

[0003] The purpose of the present invention is to provide a three-in-one assembly module for a toggle switch production line. The present invention can replace manual assembly of a toggle lever, a base and a stainless steel shell to form a complete toggle switch, and has the advantages of high production efficiency and high qualified rate.

[0004] To achieve the above object, the present invention provides the following technical solutions: a three-in-one assembly module of a toggle switch production line, used to assemble a stainless steel shell, a toggle lever and a base together, comprising a frame, on which a lower mold mechanism and an upper mold mechanism are provided;

[0005] The lower die mechanism comprises a lower die frame, a cutter seat arranged on the lower die frame, a carrier arranged at a position above the lower die frame corresponding to the cutter seat for positioning a lever group, a lower die transmission track arranged at a position below the lower die frame corresponding to the cutter seat for transmitting the stainless steel shell material strip, a lower die material shifting assembly arranged on the lower die transmission track for driving the stainless steel shell material strip to move, a hydraulic cylinder arranged in the frame, a lower die lifting plate arranged on the extended end of the hydraulic cylinder, and a plurality of cutters installed on the lower die lifting plate, wherein the cutter seat is provided with a plurality of cutter holes for the cutters to pass through;

[0006] The upper mold mechanism includes an upper mold frame, a downward pressure cylinder arranged on the upper mold frame, an upper mold lifting plate arranged on the extended end of the downward pressure cylinder, an upper mold transmission track arranged below the upper mold lifting plate for transmitting the base material strip, an upper mold material shifting assembly arranged on the upper mold transmission track for driving the base material strip to move, and a plurality of ejectors installed on the upper mold lifting plate for positioning the base material strip, wherein the upper mold transmission track is provided with a plurality of first pinholes for the ejectors to pass through;

[0007] When the hydraulic cylinder drives the lower die lifting plate upward and the 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.

[0008] 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 conveyed 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 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.

[0009] 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.

[0010] By adopting the above technical solution, after the cutter cuts off the stainless steel shell on the stainless steel shell material strip, the external vacuum device evacuates the vacuum chamber to generate negative pressure, and the cutter absorbs the stainless steel shell. The stainless steel shell continues to move upward with the cutter to perform the overall assembly process.

[0011] The present invention is further configured such that a plurality of insertion holes for inserting rods to pass through are arranged transversely on the punch sleeve, and arc-shaped slots matching with corresponding inserting rods are respectively arranged on both sides of the cutter.

[0012] By adopting the above technical solution, the installation of the cutter can be realized, the connection structure is simple and reliable, the disassembly and assembly are very convenient, and the jack does not penetrate the suction channel, reducing leakage points, so that the cutter can better absorb the stainless steel shell.

[0013] The present invention is further configured such that the lower die mechanism also 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.

[0014] By adopting the above technical solution, during the punching process, the stainless steel shell material strip can be first pressed onto the lower die lifting plate and then punched, and the punching is precise, which can improve product quality.

[0015] The present invention is further configured such that a plurality of lower die guide posts extending vertically are further provided on the lower die carrier, a plurality of first lower die guide sleeves cooperating with the lower die guide posts are provided on the lower die transfer track, and a plurality of second lower die guide sleeves cooperating with the lower die guide posts are provided on the lower die lifting plate.

[0016] By adopting the above technical solution, the stability of the up-and-down movement of the lower die transfer track and the lower die lifting plate can be improved.

[0017] The present invention is further configured such that a U-shaped connecting member is connected to the side of the upper die transfer track through a fastener. The upper end of the U-shaped connecting member extends inward to form an upper stroke limit for the upper die lifting plate relative to the upper die transfer track. A chute for the U-shaped connecting member to be embedded is provided on the side of the upper die lifting plate. A plurality of pre-tightening springs are clamped between the upper die transfer track and the upper die lifting plate. A first spring groove for the upper end of the pre-tightening spring to be embedded is provided on the upper die lifting plate, and a second spring groove for the lower end of the pre-tightening spring to be embedded is provided on the upper die transfer track.

[0018] 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 product assembly can be realized, which can improve the product quality.

[0019] The present invention is further configured such that a plurality of upper die guide posts extending vertically are further provided on the upper die carrier, a plurality of first upper die guide sleeves cooperating with the upper die guide posts are provided on the upper die transfer track, and a plurality of second upper die guide sleeves cooperating with the upper die guide posts are provided on the upper die lifting plate.

[0020] By adopting the above technical solution, the stability of the up-and-down movement of the upper die transfer track and the upper die lifting plate can be improved.

[0021] The present invention is further configured such that the upper die lifting plate includes an upper mounting plate and a lower mounting plate. A limiting groove is provided at the bottom of the upper mounting plate. A plurality of second pin holes for the ejector pins to pass through are provided through the lower mounting plate, and a limiting pin head extending outward is provided at the upper end of the second pin hole. The limiting pin head is arranged in the limiting groove.

[0022] By adopting the above technical solution, the installation of the ejector pins can be realized, and the installation structure is simple and reliable, and the disassembly and assembly are very convenient.

[0023] The present invention is further configured such that the lower die material pushing assembly includes a lower die material pushing motor installed on the lower die transfer track and a plurality of lower die ratchets linked to the motor shaft of the lower die material pushing motor and cooperating with the positioning holes on the stainless steel shell strip; the upper die material pushing assembly includes an upper die material pushing motor installed on the upper die transfer track and a plurality of upper die ratchets linked to the motor shaft of the upper die material pushing motor and cooperating with the positioning holes on the base strip.

[0024] 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.

[0025] 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.

[0026] 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. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0028] Figure 2 This is a schematic diagram of the structure of the present invention without the frame;

[0029] Figure 3 This is a schematic structural diagram from a first perspective of the lower mold mechanism of the present invention after the hydraulic cylinder is removed;

[0030] Figure 4 This is a second perspective structural schematic diagram of the lower mold mechanism of the present invention after the hydraulic cylinder is removed;

[0031] Figure 5 It is a schematic diagram of the installation structure of the cutter of the present invention;

[0032] Figure 6 for Figure 5 A vertical cross-section of the structure;

[0033] Figure 7 for Figure 5 Transverse cross-sectional view of the structure;

[0034] Figure 8 A schematic diagram of the structure of a vehicle equipped with a lever assembly according to the present invention;

[0035] Fig. 9 It is a structural schematic diagram of the upper mold mechanism of the present invention;

[0036] Fig.10 It is a vertical sectional view of the upper mold mechanism of the present invention.

[0037] In the figure: 1. Frame; 2. Lower die mechanism; 3. Upper die mechanism; 4. Lower die carrier; 5. Cutter seat; 6. Carrier; 7. Lower die transfer track; 8. Lower die stock pusher assembly; 9. Hydraulic cylinder; 10. Lower die lifting plate; 11. Cutter; 12. Cutter hole; 13. Upper die carrier; 14. Lower pressing air cylinder; 15. Upper die lifting plate; 16. Upper die transfer track; 17. Upper die stock pusher assembly; 18. Thimble; 19. First thimble hole; 20. Punch sleeve; 21. Mounting hole; 22. Plug rod; 23. Suction channel; 24. Vacuum plate; 25. Air valve fixing plate; 26. Vacuum chamber; 27. Air hole; 28. Connector; 29. Jack; 30. Arc-shaped slot; 31. Spring pressure rod; 32. Lower die guide post; 33. First lower die guide sleeve; 34. Second lower die guide sleeve; 35. C-shaped connecting piece; 36. Slide groove; 37. Pre-tightening spring; 38. First spring groove; 39. Second spring groove; 40. Upper die guide post; 41. First upper die guide sleeve; 42. Second upper die guide sleeve; 43. Upper mounting plate; 44. Lower mounting plate; 45. Limit groove; 46. Second thimble hole; 47. Limit thimble head; 48. Lower die stock pusher motor; 49. Lower die ratchet; 50. Upper die stock pusher motor; 51. Upper die ratchet; 52. Lower die cover plate; 53. Lower die through hole; 54. Upper die cover plate; 55. Upper die through hole. Detailed implementation manners

[0038] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0039] Embodiment: As shown in the attached Figures 1 to 10 The three-in-one assembly module of the toggle switch production line shown is used to assemble a stainless steel shell, a toggle lever and a base together, and includes a frame 1, on which a lower die mechanism 2 and an upper die mechanism 3 are provided;

[0040] The lower die mechanism 2 includes a lower die carrier 4, a cutter seat 5 arranged on the lower die carrier 4, a carrier 6 arranged above the cutter seat 5 on the lower die carrier 4 for positioning the toggle lever group, a lower die transfer track 7 arranged below the cutter seat 5 on the lower die carrier 4 for transporting the stainless steel shell strip (the lower die transfer track 7 has a lower die runner for guiding the stainless steel shell strip), a lower die stock pusher assembly 8 arranged on the lower die transfer track 7 for driving the stainless steel shell strip to move, a hydraulic cylinder 9 arranged in the frame 1, a lower die lifting plate 10 arranged on the extending end of the hydraulic cylinder 9, and a plurality of cutters 11 mounted on the lower die lifting plate 10. A plurality of cutter holes 12 for the cutters 11 to pass through are provided on the cutter seat 5;

[0041] The upper mold mechanism 3 includes an upper mold frame 13, a downward pressure cylinder 14 arranged on the upper mold frame 13, an upper mold lifting plate 15 arranged on the extended end of the downward pressure cylinder 14, an upper mold transmission track 16 arranged below the upper mold lifting plate 15 for transmitting the base material strip, an upper mold material shifting assembly 17 arranged on the upper mold transmission track 16 (the upper mold transmission track 16 has an upper mold flow channel for guiding the base material strip) for driving the base material strip to move, and a plurality of ejectors 18 installed on the upper mold lifting plate 15 for positioning the base material strip, and a plurality of first pinholes 19 for the ejectors 18 to pass through are provided on the upper mold transmission track 16;

[0042] When the hydraulic cylinder 9 drives the lower die lifting plate 10 upward and the downward pressure cylinder 14 drives the upper die lifting plate 15 downward, the cutter 11 cuts off the corresponding stainless steel shell and the lever and pushes them onto the base material strip.

[0043] The stainless steel shell material strip is placed on the lower die transmission track 7, and the stainless steel shell material strip is driven forward by the lower die material shifting assembly 8. The base material strip is placed on the upper die transmission track 16, and the base material strip is driven forward by the upper die material shifting assembly 17. 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 6 equipped with the lever group, the hydraulic cylinder 9 drives the lower die lifting plate 10 upward, and at the same time, the downward pressure cylinder 14 drives the upper die lifting plate 15 downward, and the cutter 11 on the lower die lifting plate 10 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.

[0044] As attached Figures 5 to 7 As shown, a punch sleeve 20 is installed on the lower die lifting plate 10, and a plurality of mounting holes 21 are provided on the punch sleeve 20. The lower end of the cutter 11 extends into the corresponding mounting hole 21 and is fixed by an insert rod 22. The cutter 11 is provided with an air suction channel 23 connected with the mounting hole 21 along the length direction. A vacuum plate 24 is installed at the bottom of the lower die lifting plate 10, and an air valve fixing plate 25 is installed at the bottom of the vacuum plate 24. A vacuum chamber 26 is provided on one side of the vacuum plate 24 close to the air valve fixing plate 25. A plurality of air holes 27 connected with the mounting hole 21 are provided at the position of the vacuum plate 24 corresponding to the top of the vacuum chamber 26, and a connector 28 connected with the vacuum chamber 26 for an external vacuum pumping device is installed on the air valve fixing plate 25. After the cutter 11 cuts off the stainless steel shell on the stainless steel shell material strip, the cutter 11 will suck the stainless steel shell because the external vacuum device evacuates the vacuum chamber 26 to generate negative pressure, and the stainless steel shell continues to move upward with the cutter 11 to perform the overall assembly process.

[0045] As attached Figure 7 As shown, a plurality of jacks 29 for the insertion rods 22 to pass through are transversely and penetratingly provided along the upper edge of the punch sleeve 20. Arc-shaped slots 30 are respectively provided on both sides of the cutting knife 11 and are matched with the corresponding insertion rods 22. This design can realize the installation of the cutting knife 11, the connection structure is simple and reliable, the disassembly and assembly are very convenient, and the jacks 29 do not penetrate the air suction channel 23, reducing the leakage points and making the cutting knife 11 better in firmly sucking the stainless steel shell.

[0046] As shown in the appendix Figure 4 As shown, the lower die mechanism 2 further includes a spring pressure rod 31. The fixed end of the spring pressure rod 31 is installed on the lower die lifting plate 10, and the movable end of the spring pressure rod 31 is connected to the lower die transmission track 7. The spring pressure rod 31 is a mass-produced part and is easily available in the market. It is composed of a moving rod, a fixed rod and a spring arranged between the two. Its specific structure will not be elaborated in detail here. During the blanking process, the stainless steel shell strip can be first pressed on the lower die lifting plate 10 and then blanked, and the blanking is accurate, which can improve the product quality.

[0047] As shown in the appendix Figure 4 As shown, a plurality of lower die guide posts 32 extending vertically are further provided on the lower die holder 4. A plurality of first lower die guide sleeves 33 matched with the lower die guide posts 32 are provided on the lower die transmission track 7. A plurality of second lower die guide sleeves 34 matched with the lower die guide posts 32 are provided on the lower die lifting plate 10. This design can improve the stability of the up and down movement of the lower die transmission track 7 and the lower die lifting plate 10.

[0048] As shown in the appendix Fig. 9 As shown, a U-shaped connecting piece 35 is connected to the side of the upper die transmission track 16 through a fastener (the fastener can be a screw). The U-shaped connecting piece 35 is a part with a U-shaped cross-section. The upper end of the U-shaped connecting piece 35 extends inward to form an upper stroke limit for the upper die lifting plate 15 relative to the upper die transmission track 16. A chute 36 for the U-shaped connecting piece 35 to be embedded is provided on the side of the upper die lifting plate 15. A plurality of pre-tightening springs 37 are clamped between the upper die transmission track 16 and the upper die lifting plate 15. A first spring groove 38 for the upper end of the pre-tightening spring 37 to be embedded is provided on the upper die lifting plate 15. A second spring groove 39 for the lower end of the pre-tightening spring 37 to be embedded is provided on the upper die transmission track 16. During the blanking process, the base strip can be first pressed on the upper die lifting plate 15 to position the base strip, and then product assembly can be realized, which can improve the product quality.

[0049] As shown in the appendix Fig. 9As shown, the upper mold frame 13 is also provided with a plurality of upper mold guide pillars 40 extending vertically, the upper mold transmission track 16 is provided with a plurality of first upper mold guide sleeves 41 matched with the upper mold guide pillars 40, and the upper mold lifting plate 15 is provided with a plurality of second upper mold guide sleeves 42 matched with the upper mold guide pillars 40. This design can improve the stability of the upper mold transmission track 16 and the upper mold lifting plate 15 in the up and down movement.

[0050] As attached Fig.10 As shown, the upper mold lifting plate 15 includes an upper mounting plate 43 and a lower mounting plate 44, the upper mounting plate 43 is provided with a limiting groove 45 at the bottom, the lower mounting plate 44 is provided with a plurality of second pinholes 46 for the ejector pins 18 to pass through, and the upper ends of the second pinholes 46 are provided with limiting needles 47 extending outward, the limiting needles 47 are arranged in the limiting grooves 45, more specifically, the limiting needles 47 can be designed to be cylindrical, the diameter of which is greater than the diameter of the ejector pins 18, the depth of the limiting grooves 45 is equivalent to the height of the limiting needles 47, when the upper mounting plate 43 and the lower mounting plate 44 are connected together, the upper end of the limiting needles 47 is tightly pressed against the inner end of the limiting grooves 45, and the lower end of the limiting needles 47 is tightly pressed against the upper surface of the lower mounting plate 44. This design can realize the installation of the ejector pins 18, the installation structure is simple and reliable, and the disassembly and assembly are very convenient.

[0051] As attached Figure 4 and attached Fig. 9 As shown, the lower die material dispensing assembly 8 includes a lower die material dispensing motor 48 installed on the lower die transmission track 7 and a plurality of lower die ratchets 49 linked to the motor shaft of the lower die material dispensing motor 48 for matching with the positioning holes on the stainless steel shell material strip; the upper die material dispensing assembly 17 includes an upper die material dispensing motor 50 installed on the upper die transmission track 16 and a plurality of upper die ratchets 51 linked to the motor shaft of the upper die material dispensing motor 50 for matching with the positioning holes on the base material strip. The upper die ratchet 51 and the lower die ratchet 49 are driven to rotate by the lower die material dispensing motor 48 and the upper die material dispensing motor 50, respectively, and the stainless steel shell material strip and the base material strip are dragged to move forward stably, respectively, to achieve precise stroke control.

[0052] As attached Figure 4 and attached Fig. 9 As shown, a lower die cover plate 52 is installed at the upper end of the lower die transmission track 7, and a lower die through hole 53 is provided at the lower end of the lower die transmission track 7 for the lower die ratchet 49 to pass through; an upper die cover plate 54 is installed at the lower end of the upper die transmission track 16, and an upper die through hole 55 is provided at the upper end of the upper die transmission track 16 for the upper die ratchet 51 to pass through. The lower die cover plate 52 and the upper die cover plate 54 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.

Claims

1. The three-in-one assembly module of the toggle switch production line is used to assemble the stainless steel shell, the lever and the base together, and is characterized by: It comprises a frame (1), on which a lower mold mechanism (2) and an upper mold mechanism (3) are provided; The lower die mechanism (2) comprises a lower die frame (4), a cutter seat (5) arranged on the lower die frame (4), a carrier (6) arranged at a position above the lower die frame (4) corresponding to the cutter seat (5) for positioning a lever group, a lower die transmission track (7) arranged at a position below the lower die frame (4) corresponding to the cutter seat (5) for transmitting a stainless steel shell material strip, a lower die material shifting assembly (8) arranged on the lower die transmission track (7) for driving the stainless steel shell material strip to move, a hydraulic cylinder (9) arranged in the frame (1), a lower die lifting plate (10) arranged on the protruding end of the hydraulic cylinder (9), and a plurality of cutters (11) mounted on the lower die lifting plate (10), wherein the cutter seat (5) is provided with a plurality of cutter holes (12) for the cutters (11) to pass through. The upper mold mechanism (3) comprises an upper mold frame (13), a downward pressure cylinder (14) arranged on the upper mold frame (13), an upper mold lifting plate (15) arranged on the protruding end of the downward pressure cylinder (14), an upper mold transmission track (16) arranged below the upper mold lifting plate (15) for transmitting the base material strip, an upper mold material shifting assembly (17) arranged on the upper mold transmission track (16) for driving the base material strip to move, and a plurality of ejector pins (18) installed on the upper mold lifting plate (15) for positioning the base material strip, and a plurality of first pinholes (19) for the ejector pins (18) to pass through are provided on the upper mold transmission track (16); A punch sleeve (20) is installed on the lower die lifting plate (10), and a plurality of mounting holes (21) are provided on the punch sleeve (20). The lower end of the cutter (11) extends into the corresponding mounting hole (21) and is fixed by an insert rod (22). The cutter (11) is provided with an air suction channel (23) connected to the mounting hole (21) along the length direction. A vacuum plate (24) is installed at the bottom of the lower die lifting plate (10). A valve fixing plate (25) is installed at the bottom of the vacuum plate (24). A vacuum chamber (26) is provided on one side of the vacuum plate (24) close to the valve fixing plate (25). A plurality of air holes (27) connected to the mounting hole (21) are provided on the vacuum plate (24) at positions corresponding to the top of the vacuum chamber (26). A joint (28) connected to the vacuum chamber (26) for externally connecting a vacuum pump is installed on the valve fixing plate (25). When the hydraulic cylinder (9) drives the lower die lifting plate (10) upward and the downward pressure cylinder (14) drives the upper die lifting plate (15) downward, the cutter (11) cuts off the corresponding stainless steel shell and the push rod and pushes them onto the base material strip.

2. The three-in-one assembly module of the toggle switch production line according to claim 1, characterized in that: The punch sleeve (20) is provided with a plurality of insertion holes (29) for the insertion rods (22) to pass through in a transverse direction, and arc-shaped slots (30) matching with the corresponding insertion rods (22) are respectively provided on both sides of the cutter (11).

3. The three-in-one assembly module of the toggle switch production line according to claim 1, characterized in that: The lower die mechanism (2) further includes a spring pressure rod (31). The fixed end of the spring pressure rod (31) is installed on the lower die lifting plate (10), and the movable end of the spring pressure rod (31) is connected to the lower die transfer track (7).

4. The three-in-one assembly module of the toggle switch production line according to claim 3, characterized in that: A plurality of lower die guide columns (32) extending vertically are further provided on the lower die frame (4). A plurality of first lower die guide sleeves (33) cooperating with the lower die guide columns (32) are provided on the lower die transfer track (7), and a plurality of second lower die guide sleeves (34) cooperating with the lower die guide columns (32) are provided on the lower die lifting plate (10).

5. The three-in-one assembly module of the toggle switch production line according to claim 1, characterized in that: A U-shaped connecting piece (35) is connected to the side of the upper die transfer track (16) through a fastener. The upper end of the U-shaped connecting piece (35) extends inward to form an upper stroke limit for the upper die lifting plate (15) relative to the upper die transfer track (16). A chute (36) for the U-shaped connecting piece (35) to be embedded is provided on the side of the upper die lifting plate (15). A plurality of pre-tightening springs (37) are clamped between the upper die transfer track (16) and the upper die lifting plate (15). A first spring groove (38) for the upper end of the pre-tightening spring (37) to be embedded is provided on the upper die lifting plate (15), and a second spring groove (39) for the lower end of the pre-tightening spring (37) to be embedded is provided on the upper die transfer track (16).

6. The three-in-one assembly module of the toggle switch production line according to claim 5, characterized in that: A plurality of upper die guide columns (40) extending vertically are further provided on the upper die frame (13). A plurality of first upper die guide sleeves (41) cooperating with the upper die guide columns (40) are provided on the upper die transfer track (16), and a plurality of second upper die guide sleeves (42) cooperating with the upper die guide columns (40) are provided on the upper die lifting plate (15).

7. The three-in-one assembly module for a toggle switch production line according to claim 1, characterized in that: The upper die lifting plate (15) includes an upper mounting plate (43) and a lower mounting plate (44). A limiting groove (45) is provided at the bottom of the upper mounting plate (43). A plurality of second needle holes (46) for the ejector pins (18) to pass through are provided through the lower mounting plate (44), and a limiting needle head (47) extending outward is provided at the upper end of the second needle hole (46). The limiting needle head (47) is arranged in the limiting groove (45).

8. The three-in-one assembly module of the toggle switch production line according to claim 1, characterized in that: The lower die material feeding assembly (8) includes a lower die material feeding motor (48) installed on the lower die transfer track (7) and a plurality of lower die ratchets (49) linked to the motor shaft of the lower die material feeding motor (48) and used for cooperating with the positioning holes on the stainless steel shell strip; the upper die material feeding assembly (17) includes an upper die material feeding motor (50) installed on the upper die transfer track (16) and a plurality of upper die ratchets (51) linked to the motor shaft of the upper die material feeding motor (50) and used for cooperating with the positioning holes on the base strip.

9. The three-in-one assembly module of the toggle switch production line according to claim 8, characterized in that: A lower die cover plate (52) is installed at the upper end of the lower die transfer track (7), and a lower die through hole (53) for the lower die ratchet (49) to pass through is provided at the lower end of the lower die transfer track (7); an upper die cover plate (54) is installed at the lower end of the upper die transfer track (16), and an upper die through hole (55) for the upper die ratchet (51) to pass through is provided at the upper end of the upper die transfer track (16).

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