A handle welding device for square cover

Abstract

The present invention discloses a handle welding device for square covers, comprising a cover supply device, a temporary storage device, a conveying device, a forming device and a discharging device. The temporary storage device, the forming device and the discharging device are arranged above the end of the cover supply device along the conveying direction of the square covers, respectively. The conveying device comprises a conveying guide plate and a pushing module. The conveying guide plates are symmetrically arranged and a guide channel is formed therebetween. The pushing module is arranged above the guide channel to push the square covers in the temporary storage receiving module, the guide channel and the forming device to move forward in sequence. The square covers complete the welding work in the forming device, and the discharging device is used to receive the square covers output from the forming device. The present invention realizes fully automatic conveying of square covers and handles and their welding and assembly, and has the advantages of high degree of automation, high speed and good welding effect.

Description

Technical Field

[0001] The invention relates to the technical field of cover assembly of iron containers, and in particular to a handle welding device for square covers. Background Art

[0002] In the prior art, metal containers are widely used in packaging of chemical liquids, foods, etc., and in order to facilitate the extraction of these metal containers, it is necessary to assemble handles and ears on the square cover and weld the ears to the square cover. The existing operation is to manually assemble the handles and ears, then use equipment to press them on the top cover, and then weld them. This has the potential safety hazard of electric shock, low work efficiency, and high production cost, so it cannot meet the actual production needs. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a handle welding device for a square cover.

[0004] To achieve the above-mentioned purpose, the present invention discloses a handle welding device for square covers, comprising a cover supply device, a temporary storage device, a conveying device, a forming device and a discharging device, wherein the temporary storage device, the forming device and the discharging device are respectively arranged above the end of the cover supply device along the conveying direction of the square cover.

[0005] The temporary storage device includes a temporary storage frame, a cover suction module and a temporary storage receiving module. The temporary storage frame is fixedly arranged above the end of the cover supply device. A temporary storage channel is arranged in the temporary storage frame. A material transfer device is arranged between the end of the cover supply device and the feeding port of the temporary storage channel. The temporary storage receiving module is arranged above the temporary storage channel. The cover suction module is arranged above the temporary storage receiving module. The cover supply device is used to convey the square cover forward and lift the square cover into the temporary storage channel through the material transfer device. Electromagnet blocks are arranged around the temporary storage channel. The electromagnet blocks are used to magnetically attract the square cover into the temporary storage channel. The cover suction module is used to absorb the square cover in the temporary storage channel and place it on the temporary storage receiving module.

[0006] The conveying device includes a conveying guide plate and a pushing module. A pair of the conveying guide plates are symmetrically arranged, and a guide channel is formed therebetween. The guide channel is communicated with the temporary storage receiving module and the forming device. The pushing module is arranged above the guide channel and is used to push the temporary storage receiving module, the guide channel, and the square cover in the forming device to move forward in sequence. The square cover completes the welding work in the forming device, and the discharging device is used to receive the square cover output from the forming device.

[0007] Furthermore, first guide columns are arranged on both sides of the temporary storage channel, and the bottom end of the first guide column passes through the feed point of the temporary storage channel and is arranged above the cover supply device, and a second guide column is arranged on one side of the feed point of the temporary storage channel, and the bottom end of the second guide column is flush with the bottom end of the first guide column, and an interception position is formed between the first guide column and the second guide column.

[0008] Furthermore, interception blocks are respectively arranged above the two sides of the cover supply device along the conveying direction of the square covers, and the side surfaces of the interception blocks are provided with protrusions protruding toward the center of the cover supply device. When the square covers enter the interception position, the interception blocks are driven by the cylinder to move toward the center of the cover supply device to intercept the square covers in the front part of the cover supply device.

[0009] Furthermore, the cover suction module includes a cover suction support frame, a cover suction power module and a suction cup, the cover suction support frame is fixedly set on the top of the temporary storage frame, the cover suction power module is fixedly set on the cover suction support frame, the suction cup is movably set above the temporary storage channel, and the cover suction power module drives the suction cup to be movably set in the temporary storage channel or above the temporary storage receiving module.

[0010] Furthermore, the temporary storage receiving module includes a pair of receiving bars and a receiving power module. The pair of receiving bars are symmetrically and movably arranged on both sides of the temporary storage channel. The receiving bars are provided with step portions, and the two sides of the bottom of the square cover are respectively supported on the step portions of the pair of receiving bars.

[0011] A receiving position is formed between the step portions of a pair of the receiving bars, and the receiving power module drives the receiving bars to move closer or farther away, so that the cap suction module sucks the square caps in the temporary storage channel to the receiving position, and adjusts the width of the receiving position according to the width of the square caps.

[0012] Furthermore, a guide groove is provided inwardly on the inner side surface of the conveying guide plate, and the guide groove is connected with both sides of the conveying guide plate. The guide channel is formed between the guide grooves of a pair of conveying guide plates, and the guide channel is connected with the receiving position. When the square cover is set in the guide channel, both sides of the square cover are supported on the guide grooves.

[0013] Furthermore, the forming device includes a welding carrier module, a welding module and a handle supply module, the welding carrier module is escalably arranged at the end of the guide channel, the welding module is arranged below the welding carrier module, the handle supply module is arranged outside the welding module, the welding module is used to transport the handle to be welded to the welding module, and the welding module is used to weld the handle to the square cover located in the welding carrier module;

[0014] The welding module includes a welding movable seat, a welding rotation drive device, a pair of welding electrodes and a pressing module. The welding movable seat is movably arranged below the welding supporting module. The pair of welding electrodes are arranged on the welding movable seat at intervals. A handle accommodating channel is formed between the pair of welding electrodes. The pressing module is opposite to the welding electrodes in upper and lower directions. The welding movable seat is driven by the welding rotation drive device to rotate in a plane.

[0015] Furthermore, the welding bearing module includes a bearing support frame, a pair of bearing plates and a bearing power module. The bearing support frame is fixedly arranged at the end of the guide channel, and a pair of the bearing plates are symmetrically and movably arranged above the bearing support frame. The bearing power module is fixedly arranged on the bearing support frame. The bearing power module drives the bearing plate to be flush with the guide channel to receive the square cover, and drives it downward to make the square cover contact with the handle on the welding module for welding. After welding, the bearing power module drives the bearing plate to reset, so that the pushing module pushes the welded square cover into the discharging device.

[0016] Furthermore, the discharging device comprises a discharging receiving module and a receiving module, and the discharging receiving module and the receiving module are sequentially arranged from the forming device along the conveying direction of the square cover;

[0017] The discharging receiving module comprises a discharging receiving frame, a pair of discharging receiving plates and a discharging power module. The discharging receiving frame is fixedly arranged on the outside of the forming device, the discharging power module is fixedly arranged on the discharging receiving frame, and a pair of the discharging receiving plates are symmetrically and movably arranged above the discharging receiving frame and are flush with the guide channel.

[0018] The material receiving module includes a material receiving support frame, a material receiving rotation module and a plurality of material receiving rods. The material receiving support frame is fixedly arranged on the outer side of the welding supporting module, the material receiving rotation module is fixedly arranged on the material receiving support frame, a material receiving connecting seat is arranged on the rotating end of the material receiving rotation module, a plurality of material receiving rods are arranged in a circular array on the material receiving connecting seat, the material receiving rotation module drives the end of the material receiving rod to move to under the square cover between a pair of the material discharging receiving plates, and the material discharging power module drives the pair of the material discharging receiving plates to perform a remote movement so that the round hole on the square cover is penetrated on the material receiving rod.

[0019] Furthermore, an arc portion is provided on the end of the material receiving rod and extends upward, and the circular hole on the square cover is guided by the arc portion and mounted on the material receiving rod, and a limit block is provided at the other end of the outer periphery of the material receiving rod.

[0020] Compared with the prior art, the beneficial effects of the present invention are: realizing fully automatic square cover and handle conveying and welding assembly, and having the advantages of high automation, high speed, good welding effect, etc.

[0021] The physical phenomenon between the electromagnet block and the square cover material is cleverly used to make the square cover suspended in the temporary storage channel. When the square cover enters or is taken out of the temporary storage channel, its edges will not rub against the temporary storage frame, further ensuring the appearance quality of the square cover. At the same time, the simplified structure of the temporary storage device reduces production and maintenance costs.

[0022] The discharging device is provided to realize the full-automatic collection and sorting of the square caps, and has the advantages of simple overall structure, stable effect, small footprint and low production cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0024] Figure 2 It is a schematic diagram of the relative positions of the temporary storage device and the cap supply device of the present invention;

[0025] Figure 3 It is a cross-sectional schematic diagram of the cap supply device, temporary storage device, conveying device, and forming device of the present invention.

[0026] Figure 4 for Figure 3 The enlarged schematic diagram of the middle A part;

[0027] Figure 5 for Figure 2 The enlarged schematic diagram of the middle B part;

[0028] Figure 6 A schematic diagram of the molding device of the present invention from another perspective;

[0029] Figure 7 This is a schematic diagram of the overall structure of the welding module of this embodiment;

[0030] Figure 8 for Figure 1 Enlarged schematic diagram of part C in the middle. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical solutions and advantages of the present invention clearer, the following will be combined with Figure 1-Figure 8 The present invention is further described in detail with reference to the accompanying drawings.

[0032] Reference Figure 1As shown, a handle welding device for square covers is characterized in that it includes a working frame 1, a cover supply device 2, a temporary storage device 3, a conveying device 4, a forming device 5 and a discharging device 6. The cover supply device 2 and the conveying device 4 are staggered up and down along the conveying direction of the square covers, the temporary storage device 3 is arranged above the end of the cover supply device 2 in the conveying direction, and the forming device 5 and the discharging device 6 are arranged at the end of the conveying device 4 in sequence along the conveying direction of the square covers.

[0033] Reference Figure 2 As shown, the cap supply device 2 includes a first conveying module 21, a second conveying module 22 and an intercepting block 23. In this embodiment, the first and second conveying modules 22 are chain sprocket conveyor lines. The first conveying module 21 and the second conveying module 22 are symmetrically fixed on both sides of the working frame 1.

[0034] The outer side surfaces of the first conveying module 21 and the second conveying module 22 are respectively fixed with support bars 24, and the top of the support bar 24 is provided with a guide recess 241, and one side of the guide recess 241 is connected to the adjacent first conveying module 21 or the second conveying module 22, and the guide recess 241 is flush with the top of the chain of the first conveying module 21 and the second conveying module 22.

[0035] Recombination Figure 3 As shown, a material transfer device 7 is provided at the end between the first conveying module 21 and the second conveying module 22 , and the square caps at the end of the cap supply device 2 are lifted into the temporary storage device 3 by the material transfer device 7 .

[0036] During operation, manual or automated equipment places the square cap on the cap supply device 2, and the bottom of the square cap is in contact with the chains of the first conveying module 21 and the second conveying module 22. When the first conveying module 21 and the second conveying module 22 drive the square cap to be conveyed toward the transfer device, the two sides of the square cap slide along the guide recesses 241 on both sides of the first conveying module 21 and the second conveying module 22 respectively to prevent displacement during the forward conveying process from affecting the work of subsequent processes.

[0037] Reference Figure 2 As shown, further, the interception blocks 23 are arranged in pairs, and a pair of interception blocks 23 are movably arranged on the first conveying module 21 and the second conveying module 22. The side of the interception block 23 is provided with a protrusion protruding toward the center of the first conveying module 21 and the second conveying module 22.

[0038] When the square cover is conveyed to the top of the material transfer device 7, a pair of interception blocks 23 are respectively driven by the cylinder to move to the top of the first conveying module 21 and the second conveying module 22, and the protrusions are arranged to contact the front end of the square cover to play the role of interception and waiting. The cylinders are respectively fixed on the outer sides of the first conveying module 21 and the second conveying module 22.

[0039] In this embodiment, the interception block 23 is provided to realize non-stop conveying of the first conveying module 21 and the second conveying module 22, thereby ensuring the conveying efficiency of the square caps.

[0040] Reference Figure 2 , Figure 3 As shown, the temporary storage device 3 includes a temporary storage frame 31 , a cap suction module 32 and a temporary storage receiving module 33 . The temporary storage frame 31 is fixedly arranged on the top of the working frame 1 , and is vertically opposite to the end of the cap supply device 2 .

[0041] A temporary storage channel 311 is provided in the temporary storage frame 31, and the temporary storage channel 311 is communicated with the top and the bottom of the temporary storage frame 31. The temporary storage channel 311 is opposite to the material transfer device 7 up and down.

[0042] Furthermore, electromagnet blocks 34 are arranged around the temporary storage channel 311 , and the electromagnet blocks 34 are fixedly arranged on the temporary storage frame 31 .

[0043] Reference Figure 2 , Figure 4 As shown, first guide columns 35 are respectively provided on both sides of the temporary storage channel 311 in the length direction, and the bottom of the first guide column 35 exceeds the bottom of the temporary storage frame 31 and extends downward to the top of the cover supply device 2.

[0044] A second guide column 36 is vertically arranged on one side of the feed port of the temporary storage channel 311. The top of the second guide column 36 is fixedly connected to the bottom of the temporary storage frame 31, and the bottom thereof extends downward into the cover supply device 2 to block the square cover from moving forward.

[0045] Furthermore, an interception position 37 is formed between the lower half of the first guide post 35 and the second guide post 36 .

[0046] Recombination Figure 4 As shown, the material transfer device 7 includes a transfer power device 71 and a transfer movable plate 72. In this embodiment, the transfer power device 71 is a cylinder. The transfer movable plate 72 is movably arranged between the first conveying module 21 and the second conveying module 22 and the feed port of the temporary storage channel 311. The transfer power device 71 is fixedly arranged on the top of the working frame 1, and the bottom of the transfer movable plate 72 is fixedly connected to the movable end of the transfer power device 71.

[0047] During operation, when the square cover 8 moves to the interception position 37, the transfer power device 71 drives the transfer movable plate 72 to move upward, and drives the square cover in the interception position 37 to move upward along the first guide column 35 and the second guide column 36 to the feed port of the temporary storage channel 311, and is suspended in the temporary storage channel 311 by the suction force of the electromagnet block 34.

[0048] This embodiment cleverly utilizes the physical phenomenon between the electromagnet block 34 and the square cover material to make the square cover suspend in the temporary storage channel 311. When the square cover enters or is taken out of the temporary storage channel 311, its edges will not rub against the temporary storage frame 31, further ensuring the appearance quality of the square cover. At the same time, the structure of the temporary storage device 3 is simplified, which reduces the production cost and maintenance cost.

[0049] Reference Figure 2 and Figure 5 As shown, the cover suction module 32 includes a cover suction support frame 321, a cover suction power module 322, a cover suction movable plate 323 and a suction cup 324. The cover suction support frame 321 is fixedly arranged on the top of the temporary storage frame 31, and the cover suction power module 322 is fixedly arranged on the cover suction support frame 321. The cover suction movable plate 323 is movably arranged above the temporary storage channel 311, and the suction cup 324 is connected to the bottom of the cover suction movable plate 323 through a connecting rod. The cover suction power module 322 drives the cover suction movable plate 323 to perform a lifting action so that the suction cup 324 is movably arranged in the temporary storage channel 311 or above the discharge port of the temporary storage channel 311.

[0050] The temporary storage receiving module 33 is arranged above the exit of the temporary storage channel 311 , and includes a receiving bar 331 and a receiving power module 332 . In this embodiment, the receiving bars 331 are arranged in pairs, and the number of the receiving power modules 332 corresponds to the number of the receiving bars 331 .

[0051] A pair of receiving bars 331 are symmetrically and movably arranged on both sides above the discharge port of the temporary storage channel 311 , a receiving power module 332 is fixedly arranged on the top of the temporary storage frame 31 , and the back of the receiving bar 331 is fixedly connected to the movable end of the receiving power module 332 .

[0052] Furthermore, a step portion 331-1 is provided between the top of the receiving bar 331 and the inner side surface of the receiving bar 331, and both sides of the step portion 331-1 are connected to both sides of the receiving bar 331. When a pair of receiving bars 331 perform similar actions to adjust the width of the receiving position to correspond to the width of the square cover.

[0053] During operation, the receiving power drives a pair of receiving bars 331 to perform far movements, so that the cover suction power module 322 drives the suction cup 324 to move downward into the temporary storage channel 311 to suck the square cover to the top of the temporary storage receiving module 33, and then the receiving power drives a pair of receiving bars 331 to perform similar movements to form a receiving position, and the suction cup 324 sucks the square cover and places it in the receiving position. At this time, the two sides of the bottom of the square cover are supported on the step portions 331-1 of a pair of receiving bars 331.

[0054] Reference Figure 3 , Figure 6As shown, the conveying device 4 includes a conveying support frame 41, a conveying guide plate 42 and a pusher module 43. In this embodiment, the conveying guide plates 42 are arranged in pairs. The conveying support frame 41 is fixedly arranged on the top of the working frame 1, and a pair of conveying guide plates 42 are symmetrically arranged on the conveying support frame 41.

[0055] The inner side of the conveying guide plate 42 is provided with a guide groove 421 facing inward, and the guide groove 421 is in communication with both sides of the conveying guide plate 42. A guide channel 44 is formed between the guide grooves 421 of a pair of conveying guide plates 42, and the guide channel 44 is flush with the receiving position. When the square cover 8 is arranged in the guide channel 44, both sides of the square cover are supported on the guide grooves 421.

[0056] The pusher module 43 is movably arranged above the receiving position and one side of the guide channel 44. The pusher module 43 is used to push the square cover in the receiving position into the guide channel 44, and at the same time push the square cover in the guide channel 44 forward into the forming device 5 in sequence. The working method of the pusher module 43 in this embodiment can refer to the Chinese patent publication number "CN110977266A" A pusher mechanism in a barrel cover automatic assembly welding device.

[0057] The forming device 5 includes a welding carrying module 51, a welding module 52 and a handle supply module 53. The welding carrying module 51 is movably arranged at the end of the guide channel 44. The welding carrying module 51 is used to receive the square cover output from the guide channel 44. The welding module 52 is arranged below the welding carrying module 51. The handle supply module 53 is arranged outside the welding module 52. The welding module 52 is used to transport the handle to be welded to the welding module 52. The welding module 52 is used to weld the handle to the square cover located in the welding receiving module 33.

[0058] Recombination Figure 7 As shown, the welding module 52 includes a welding fixed frame 521, a welding movable seat 522, a welding rotation driving device 523, a pair of welding electrodes 524 and a pressing module 525.

[0059] The welding fixed frame 521 is fixedly set below the welding supporting module 51, and the welding movable seat 522 is movably set on the top of the welding fixed frame 521, and it is opposite to the square cover on the welding supporting module 51 up and down. The welding movable seat 522 is driven by the welding rotation driving device 523 to rotate in a plane on the horizontal plane.

[0060] The welding rotation driving device 523 of this embodiment is a common driving device for driving plane rotation, such as a rotary cylinder.

[0061] A pair of welding electrodes 524 are fixedly disposed at a distance from each other on the top of the welding movable seat 522 . The space between the pair of welding electrodes 524 forms a handle accommodating channel 526 . The handle accommodating channel 526 is aligned with the output end of the handle supply module 53 .

[0062] The downward pressing module 525 is arranged above the welding supporting module 51, and the downward pressing module 525 includes a downward pressing lifting drive device 525-1, a downward pressing accommodating seat 525-2 and a pair of insulating pressing blocks 525-3. The downward pressing accommodating seat 525-2 can be lifted and lowered above the welding supporting module 51, and a pair of insulating pressing blocks 525-3 are fixedly arranged at the bottom of the downward pressing accommodating seat 525-2 at intervals, and are opposite to a pair of welding electrodes 524 in the upper and lower directions.

[0063] The overall structure and working mode of the handle supply module 53 of this embodiment are consistent with the automatic assembly welding equipment of the barrel cover disclosed in Chinese Patent Publication No. "CN110977266A", which will not be elaborated here.

[0064] The welding bearing module 51 includes a bearing support frame 511, a bearing plate 512 and a bearing power module. In this embodiment, the bearing plates 512 are arranged in pairs, and their overall structure is consistent with the conveying guide plate 42, which will not be described here. In this embodiment, the bearing power module is a cylinder.

[0065] The bearing support frame 511 is fixedly arranged on the top of the working frame 1 , and a pair of bearing plates 512 are symmetrically arranged at the end of the guide channel 44 along the conveying direction of the square cover.

[0066] A connecting bar is provided at the bottom of the pair of bearing plates 512, and the top of the connecting bar is fixedly connected to the pair of bearing plates 512. The bearing power module is vertically fixedly provided on the bearing support frame 511, and the movable end of the bearing power module is fixedly connected to the bottom of the connecting bar. A guide shaft is vertically provided between the connecting bar and the bearing support frame 511, which is used to guide the lifting and lowering action of the bearing plate 512.

[0067] When receiving the square cover, the bearing power module drives the bearing plate 512 to move up and down until it is flush with the conveying guide plate 42 (that is, the initial position), and then the pushing module 43 moves the square cover in the guide channel 44 to between the pair of bearing plates 512;

[0068] During welding, the accommodating channel receives the handle output by the handle supply module. At this time, the handle is vertically arranged in the handle accommodating channel 526. The top of a pair of welding electrodes is used to support the ears on both sides of the handle. The bearing power module drives a pair of bearing plates 512 to move downward synchronously so that the welding surface of the square cover is in contact with the ears of the handle. The downward pressing and lifting driving device drives a pair of insulating pressing blocks 525-3 to press down the top surface of the square cover. Then, the welding rotating driving device drives the welding movable seat to rotate to break the paint on the welding surface of the square cover. The pair of welding electrodes are energized to weld the ears of the handle to the square cover.

[0069] Subsequently, the bearing power module drives the pair of bearing plates 512 to return to the initial position, and transports the square cover that has completed the welding work to the discharging device 6 through the pushing module 43 .

[0070] Compared with the welding method in the prior art (welding by breaking the paint on both sides of the square cover), the present embodiment adopts single-sided paint-breaking welding, and the welding effect is more beautiful and the operation is more stable.

[0071] Reference Figure 6-Figure 8 As shown, the discharging device 6 includes a discharging receiving module 61 and a receiving module 62 , and the discharging receiving module 61 and the receiving module 62 are sequentially arranged from the welding supporting module 51 along the conveying direction of the square cover.

[0072] The discharging receiving module 61 includes a discharging receiving frame 611, a pair of discharging receiving plates 612 and a discharging power module 613. The discharging receiving frame 611 is fixedly arranged on the top of the working frame 1, and a pair of discharging receiving plates 612 are movably arranged above the discharging receiving frame 611. The discharging receiving plates 612 are flush with the conveying guide plates 42, and the distance between the pair of discharging receiving plates 612 is consistent with the pair of conveying guide plates 42. The discharging power module 613 is fixedly arranged on the discharging receiving frame 611, and the bottom of the discharging receiving plates 612 is fixedly connected to the movable end of the discharging power module 613.

[0073] The discharge power module 613 of this embodiment is a double-headed cylinder.

[0074] The overall structure of the discharge receiving plate 612 of this embodiment is consistent with the overall structure of the conveying guide plate 42, and will not be elaborated here.

[0075] The material receiving module 62 includes a material receiving support frame 621, a material receiving rotating module 622 and a plurality of material receiving rods 623. In this embodiment, the material receiving rotating module 622 is a transmission structure of a motor driving a reducer.

[0076] The material receiving support frame 621 is fixedly arranged on the outside of the working frame 1, and the material receiving rotary module 622 is fixedly arranged on the material receiving support frame 621. A material receiving connection seat 624 is arranged on the output end of the material receiving rotary module 622.

[0077] In this embodiment, there are four receiving rods 623. A plurality of receiving rods 623 are arranged in a circular array on the receiving connection seat 624. One end of the receiving rod 623 is fixedly connected to the receiving connection seat 624, and the other end of the receiving rod 623 is extended upward to form an arc portion 623-1. A limit block 623-2 is fixedly provided on the periphery of the receiving rod 623 adjacent to the receiving connection seat 624.

[0078] Recombination Figure 3 As shown, when working, the discharge power module 613 is reset. At this time, the distance between the pair of discharge receiving plates 612 corresponds to the distance between the pair of bearing plates 512. The welding square cover is pushed forward from between the pair of bearing plates 512 to the discharge receiving plate 612 by the pushing module 43.

[0079] Subsequently, the receiving rotating module 622 drives the receiving connecting seat 624 to rotate circumferentially, driving the arc portion 623-1 of the receiving rod 623 to move below the circular hole 81 of the square cover 8, and then the discharging power module 613 moves outward to move the pair of discharging receiving plates 612 away from each other, so that the square cover is separated from the discharging receiving plates 612, and at the same time, the circular hole 81 on the square cover 8 slides along the arc portion 623-1 to the receiving rod 623, so that the square cover is mounted on the receiving rod 623 for collection. The limit block 623-2 is used to limit the moving range of the square cover on the receiving rod 623 to prevent interference with the receiving connecting seat 624.

[0080] The discharging device is provided to realize the full-automatic collection and sorting of the square covers, and the overall structure is simple, the effect is stable, the floor space is small, and the production cost is low.

[0081] This embodiment realizes fully automatic conveying of square covers and handles and their welding and assembly, and has the advantages of high automation, high speed, good welding effect, etc., and reduces production costs compared to existing production methods.

[0082] Of course, the above embodiments are only for illustrating the technical concept and features of the present invention, and their purpose is to enable people familiar with this technology to understand the content of the present invention and implement it accordingly, and they cannot be used to limit the protection scope of the present invention. Any modifications made according to the spirit of the main technical solution of the present invention should be included in the protection scope of the present invention.

Claims

1. A handle welding device for a square cover, characterized in that: It comprises a cap supply device (2), a temporary storage device (3), a conveying device (4), a forming device (5) and a discharging device (6), wherein the temporary storage device (3), the forming device (5) and the discharging device (6) are arranged above the end of the cap supply device (2) along the conveying direction of the square caps; The temporary storage device (3) comprises a temporary storage frame (31), a cap suction module (32) and a temporary storage receiving module (33); the temporary storage frame (31) is fixedly arranged above the end of the cap supply device (2); a temporary storage channel (311) is arranged in the temporary storage frame (31); a material transfer device (7) is arranged between the end of the cap supply device (2) and the inlet of the temporary storage channel (311); the temporary storage receiving module (33) is arranged above the temporary storage channel (311); the cap suction module (31) is fixedly arranged above the end of the cap supply device (2); a temporary storage channel (311) is arranged in the temporary storage frame (31); a material transfer device (7) is arranged between the end of the cap supply device (2) and the inlet of the temporary storage channel (311); 2) arranged above the temporary storage receiving module (33), the cover supply device (2) is used to transport the square cover forward, and lift the square cover into the temporary storage channel (311) through the material transfer device (7), and the temporary storage channel (311) is surrounded by electromagnet blocks (34), and the electromagnet blocks (34) are used to magnetically attract the square cover into the temporary storage channel (311), and the cover suction module (32) is used to absorb the square cover in the temporary storage channel (311) and place it on the temporary storage receiving module (33); The conveying device (4) comprises a conveying guide plate (42) and a pushing module (43); a pair of the conveying guide plates (42) are symmetrically arranged and a guide channel (44) is formed between them; the guide channel (44) is in communication with the temporary storage receiving module (33) and the forming device (5); the pushing module (43) is arranged above the guide channel (44) and is used to push the square covers in the temporary storage receiving module (33), the guide channel (44) and the forming device (5) forward in sequence; the square covers are welded in the forming device (5); and the discharging device (6) is used to receive the square covers output from the forming device (5); The forming device (5) comprises a welding carrying module (51), a welding module (52) and a handle supply module (53); the welding carrying module (51) is movably arranged at the end of the guide channel (44); the welding module (52) is arranged below the welding carrying module (51); the handle supply module (53) is arranged outside the welding module (52); the welding module (52) is used to transport the handle to be welded to the welding module (52); and the welding module (52) is used to weld the handle to the square cover located in the welding carrying module (51); The welding module (52) comprises a welding movable seat (522), a welding rotation drive device (523), a pair of welding electrodes (524) and a pressing module (525); the welding movable seat (522) is movably arranged below the welding supporting module (51); the pair of welding electrodes (524) are arranged on the welding movable seat (522) at intervals; a handle accommodating channel (526) is formed between the pair of welding electrodes (524); the pressing module (525) and the welding electrodes (524) are opposite to each other in upper and lower directions; and the welding movable seat (522) is driven by the welding rotation drive device (523) to perform planar rotation; The welding bearing module (51) comprises a bearing support frame (511), a pair of bearing plates (512) and a bearing power module. The bearing support frame (511) is fixedly arranged at the end of the guide channel (44). The pair of bearing plates (512) are symmetrically movably arranged for use above the bearing support frame (511). The bearing power module is fixedly arranged on the bearing support frame (511). The bearing power module drives the bearing plate (512) to be flush with the guide channel (44) to receive the square cover, and drives it to move downward so that the square cover contacts the handle on the welding module (52) for welding. After welding, the bearing power module drives the bearing plate (512) to reset so that the pushing module (43) pushes the welded square cover into the discharging device (6).

2. The handle welding device for square cover according to claim 1, characterized in that: First guide columns (35) are arranged on both sides of the temporary storage channel (311); the bottom ends of the first guide columns (35) pass through the material inlet of the temporary storage channel (311) and are arranged above the cover supply device (2); a second guide column (36) is arranged on one side of the material inlet of the temporary storage channel (311); the bottom ends of the second guide columns (36) are flush with the bottom ends of the first guide columns (35); and an interception position (37) is formed between the first guide columns (35) and the second guide columns (36).

3. The handle welding device for a square cover according to claim 2, characterized in that: Intercepting blocks (23) are respectively arranged above both sides of the cap supply device (2) along the conveying direction of the square caps, and the side surfaces of the intercepting blocks (23) are provided with protruding portions protruding toward the center of the cap supply device (2). When the square caps enter the intercepting position (37), the intercepting blocks (23) are driven by a cylinder to move toward the center of the cap supply device (2) to intercept the front portion of the square caps on the cap supply device (2).

4. The handle welding device for a square cover according to claim 1, characterized in that: The cap suction module (32) comprises a cap suction support frame (321), a cap suction power module (322) and a suction cup (324); the cap suction support frame (321) is fixedly arranged on the top of the temporary storage frame (31); the cap suction power module (322) is fixedly arranged on the cap suction support frame (321); the suction cup (324) is movably arranged above the temporary storage channel (311); and the cap suction power module (322) drives the suction cup (324) to be movably arranged in the temporary storage channel (311) or above the temporary storage receiving module (33).

5. The handle welding device for square cover according to claim 4, characterized in that: The temporary storage receiving module (33) comprises a pair of receiving bars (331) and a receiving power module (332); the pair of receiving bars (331) are symmetrically and movably arranged on both sides of the temporary storage channel (311); the receiving bars (331) are provided with step portions (331-1); and the two sides of the bottom of the square cover are respectively supported on the step portions (331-1) of the pair of receiving bars (331); A receiving position is formed between the step portions (331-1) of a pair of receiving bars (331), and the receiving power module (332) drives the receiving bars (331) to move closer or farther away, so that the cap suction module (32) sucks the square cap in the temporary storage channel (311) to the receiving position, and adjusts the width of the receiving position according to the width of the square cap.

6. The handle welding device for a square cover according to claim 5, characterized in that: The inner side surface of the conveying guide plate (42) is provided with a guide groove (421) facing inward, the guide groove (421) is in conduction with two sides of the conveying guide plate (42), a guide channel (44) is formed between the guide grooves (421) of a pair of conveying guide plates (42), the guide channel (44) is in conduction with the receiving position, and when the square cover is arranged in the guide channel (44), two sides of the square cover are supported on the guide grooves (421).

7. The handle welding device for a square cover according to claim 1, characterized in that: The discharging device (6) comprises a discharging receiving module (61) and a receiving module (62), wherein the discharging receiving module (61) and the receiving module (62) are arranged in sequence from the forming device (5) along the conveying direction of the square caps; The material discharging receiving module (61) comprises a material discharging receiving frame (611), a pair of material discharging receiving plates (612) and a material discharging power module (613); the material discharging receiving frame (611) is fixedly arranged on the outside of the forming device (5); the material discharging power module (613) is fixedly arranged on the material discharging receiving frame (611); the pair of material discharging receiving plates (612) are symmetrically and movably arranged above the material discharging receiving frame (611) and are flush with the guide channel (44); The material receiving module (62) includes a material receiving support frame (621), a material receiving rotation module (622) and a plurality of material receiving rods (623), wherein the material receiving support frame (621) is fixedly arranged on the outer side of the welding supporting module (51), the material receiving rotation module (622) is fixedly arranged on the material receiving support frame (621), a material receiving connecting seat (624) is arranged on the rotating end of the material receiving rotation module (622), and a plurality of material receiving rods (623) are arranged in a circular array on the material receiving connecting seat (624), the material receiving rotation module (622) drives the end of the material receiving rod (623) to move to below the square cover between a pair of the material discharging receiving plates (612), and the material discharging power module (613) drives the pair of the material discharging receiving plates (612) to perform a remote movement so that the circular hole on the square cover is penetrated on the material receiving rod (623).

8. The handle welding device for a square cover according to claim 7, characterized in that: An arc-shaped portion (623-1) is provided at the end of the material receiving rod (623) extending upward, and the circular hole on the square cover is guided and mounted on the material receiving rod (623) via the arc-shaped portion (623-1), and a limit block (623-2) is provided at the other end of the outer periphery of the material receiving rod (623).

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