CN110814223B - End lead wire stretch-cutting device - Google Patents

Abstract

The present invention discloses an end lead pulling and cutting device, which includes a guide pressing mechanism, a pressing and cutting mechanism and a pulling and adsorbing mechanism arranged on a bottom adjustment mechanism, wherein the guide pressing mechanism, the pressing and cutting mechanism and the pulling and adsorbing mechanism are arranged in a butt joint from left to right in sequence, and the pressing and cutting mechanism is movably arranged between the guide pressing mechanism and the pulling and adsorbing mechanism through a floating component, and the end lead passes through the guide pressing mechanism, the pressing and cutting mechanism and the pulling and adsorbing mechanism in sequence. Through the above manner, the present invention is easy to install and adjust, has stable cutting, and acts on pressing and pressing at the same time, and is compatible with single-material cutting and double-material cutting, synchronous material pulling, and vacuum adsorption fixing of the end lead.

Description

End lead cutting device

Technical Field

The invention relates to the technical field of industrial machinery, in particular to an end lead pulling and cutting device.

Background technique

During the production process of solar cell modules, the cell modules on the shingled modules are arranged by multiple cell strings. It is necessary to add end leads at both ends of the cell strings and weld them together. The end leads are installed as a whole reel. During specific work, the whole reel needs to be cut into single strips one by one. Most of the existing cutting devices use cylinder cutting. The cutting process involves pressing, pulling, cutting and other actions. The equipment is complex, the cost is high, and the space occupied is large. Most of the existing equipment is fixed channel cutting, which has poor applicability. Based on the above defects and shortcomings, it is necessary to improve the existing technology.

Summary of the invention

The main technical problem solved by the present invention is to provide an end lead pulling and cutting device, which is easy to install and adjust, has stable cutting, and acts on pressing materials at the same time. It is compatible with single-material cutting and double-material cutting, synchronous material pulling, and vacuum adsorption and fixing of end leads.

In order to solve the above technical problems, a technical solution adopted by the present invention is: to provide an end lead pulling and cutting device, which includes a guiding pressing mechanism, a pressing and cutting mechanism and a pulling and adsorbing mechanism on a bottom adjusting mechanism, the guiding pressing mechanism, the pressing and cutting mechanism and the pulling and adsorbing mechanism are arranged in sequence from left to right, the pressing and cutting mechanism is movably arranged between the guiding pressing mechanism and the pulling and adsorbing mechanism through a floating component, and the end lead passes through the guiding pressing mechanism, the pressing and cutting mechanism and the pulling and adsorbing mechanism in sequence.

Preferably, the guide and pressing mechanism includes a gate-shaped guide frame, a guide plate, a lower support plate, a pressing cylinder, an end lead pressing block, a needle roller shaft and a needle roller seat. The guide plate is installed at the lower end of the upper flat plate of the gate-shaped guide frame, and the lower end of the guide plate is provided with an end lead lead lead-out groove, and the lower end of the guide plate is packaged with a lower support plate. Two pressing cylinders are installed on the upper flat plate of the gate-shaped guide frame, and the telescopic rods of the pressing cylinders are installed with end lead pressing blocks through connecting plates. Avoidance grooves opposite to the end lead pressing blocks are provided on the upper flat plate and the guide plate of the gate-shaped guide frame, and the end lead pressing blocks are opposite to the end leads in the guide plate. A horizontal needle roller shaft is provided at the feed port of the guide plate, and the needle roller shaft is inserted into the gate-shaped guide frame through the needle roller seat.

Preferably, the pressing and cutting mechanism includes a cutting frame, a cutting motor, an eccentric wheel, a lifting plate, a cutting slide rail, a pressing assembly, a cutter assembly, an end lead guide plate and an electrical assembly. The cutting frame is equipped with a cutting motor, and an eccentric wheel is installed on the motor shaft of the cutting motor. The lifting plate is vertically arranged on the cutting frame through the cutting slide rail. A rectangular groove is arranged on the upper end of the cutting frame, and a bearing is installed in the rectangular groove. The bearing is installed at the output end of the eccentric wheel. The cutting motor drives the eccentric wheel to rotate, thereby driving the lifting plate to move up and down along the cutting slide rail. The pressing assembly and the cutter assembly are installed on the lifting plate. The cutting frame is provided with a feed port opposite to the cutter assembly, and an end lead guide plate is installed at the feed port. An electrical assembly is also arranged on the side end of the cutting frame.

Preferably, the pressing assembly includes a pressing seat, a pressing guide rod, a pressing block, a pressing spring, a spring cover and a spacer sleeve. The two pressing seats are fixed on the lifting plate. Two pressing guide rods are installed on the pressing seat. A pressing block is installed at the lower end of the pressing guide rod. A pressing spring is sleeved on the pressing guide rod in the pressing seat. The upper end of the pressing guide rod is packaged with a spring cover. A spacer sleeve is installed at the bottom of the pressing seat. One end of the pressing spring is abutted against the spacer sleeve, and the other end of the pressing spring is abutted against the spring cover.

Preferably, the cutting knife assembly includes an upper knife mounting plate, an upper knife, a lower knife mounting plate, a lower cutting knife and a buffer block, the upper knife mounting plate is arranged on a lifting plate, the upper knife mounting plate is mounted with an upper knife, the lower knife mounting plate is arranged at the bottom of the cutting machine frame, the lower knife mounting plate is mounted with a lower cutting knife opposite to the upper knife, the blade of the upper knife is arranged obliquely, and single-material cutting and double-material cutting are adjusted by controlling the downward movement stroke of the lifting plate, and the lower knife mounting plate is mounted with a buffer block opposite to the upper knife mounting plate.

Preferably, the electrical components include photoelectric mounting rails, photoelectric switches and shading sheets. The two photoelectric mounting rails are respectively arranged at the side ends of the cutting frame. Three-position photoelectric switches are installed on the two photoelectric mounting rails. A shading sheet cooperating with the photoelectric switches is arranged on the lifting plate.

Preferably, the material pulling and adsorption mechanism includes a material pulling bracket, an adsorption plate, a pulling and cutting guide plate, a material pulling slide rail, a material pulling push plate, a synchronous belt module, a material clamping component and a buffer limit component. The material pulling bracket is arranged on the bottom adjustment mechanism, and an adsorption plate is installed on the upper end of the material pulling bracket, and interconnected adsorption holes are arranged on the adsorption plate, and two pulling and cutting guide plates are arranged on the adsorption plate, and end lead guide grooves are provided on the pulling and cutting guide plates, and suction holes matching the adsorption holes are equidistantly arranged in the guide grooves, and two mutually parallel material pulling slide rails are installed on the pulling and cutting guide plates, and a material pulling push plate is installed on the slider of the material pulling slide rail, and the material pulling push plate is driven by the synchronous belt module, and the synchronous belt module is arranged on the material pulling bracket. Two groups of clamping components and buffer limit components are installed on the material pulling push plate. The synchronous belt module includes a synchronous pulley, a synchronous belt, a driving motor, a pulley pressure plate and a tensioning wheel. Two synchronous pulleys are inserted on both sides of the material pulling bracket. The synchronous pulleys are connected by a synchronous belt. A driving motor is also installed on the material pulling bracket. The driving motor drives the synchronous pulley to rotate. The synchronous belt is fixedly connected to the material pulling push plate through the pulley pressure plate. A tensioning wheel is also provided on the material pulling bracket, and the tensioning wheel is against the synchronous belt. The buffer limit component includes a buffer fixing block and a buffer. The buffer fixing block is arranged on the material pulling push plate, and a buffer is installed on the buffer fixing block, and the buffer is opposite to the buffer block.

Preferably, the material clamping assembly includes a lower material clamping block, a lower material clamping pin, an upper material clamping block, an upper material clamping pin, a material clamping cylinder and a double-ear connector, the lower material clamping block is fixed on the material pulling and pushing plate, the middle part of the lower material clamping block is hinged with the upper material clamping block through the lower material clamping pin, the upper material clamping block is bent, and upper material clamping pins are installed at both ends of the upper part of the upper material clamping block, the material clamping cylinder is fixed on the material pulling and pushing plate, a double-ear connector is installed on the telescopic rod of the material clamping cylinder, the two ears of the double-ear connector are provided with vertical waist holes, the upper material clamping pin is inserted in the waist hole, the telescopic rod of the material clamping cylinder is extended to drive the upper material clamping block to rotate along the lower material clamping pin, and the upper material clamping block and the lower material clamping block are closed.

Preferably, the floating assembly includes a linear slide rail, a material pressing cylinder, a floating joint, a joint connecting plate and a limit block. The linear slide rail is arranged on the bottom adjustment mechanism, the material pressing and cutting mechanism is arranged on the linear slide rail, the material pressing cylinder is installed on the gate-shaped guide frame guiding the material pressing mechanism, the material pressing cylinder is in an inflated state, a floating joint is installed on the telescopic rod of the material pressing cylinder, a joint connecting plate cooperating with the floating joint is arranged on the material pressing and cutting mechanism, and limit blocks are fixed at both ends of the linear slide rail.

Compared with the prior art, the present invention has the following beneficial effects:

The setting of the bottom adjustment mechanism makes installation and adjustment easier;

The guiding and pressing mechanism is used for guiding and pressing the end lead strip;

The material pressing and cutting mechanism drives the eccentric wheel driven by the motor to drive the knife to cut the material, which is stable and acts on the material pressing at the same time, and can be compatible with single-material cutting and double-material cutting;

The material pulling and adsorption mechanism pulls the material through the motor synchronous belt module and vacuum adsorbs the fixed end lead.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a schematic structural diagram of an end lead pulling and cutting device.

FIG. 2 is a schematic diagram of the structure of a guide pressing mechanism of an end lead pulling and cutting device.

FIG. 3 is a cross-sectional view of a guide pressing mechanism of an end lead pulling and cutting device.

FIG. 4 is a schematic structural diagram of a material pressing and cutting mechanism of an end lead pulling and cutting device from a first viewing angle.

FIG. 5 is a schematic structural diagram of a material pressing and cutting mechanism of an end lead pulling and cutting device from a second viewing angle.

FIG. 6 is a schematic diagram of a partial structure of a pressing and cutting mechanism of an end lead pulling and cutting device.

FIG. 7 is a schematic diagram of the structure of a material pressing assembly of an end lead pulling and cutting device.

FIG8 is a schematic structural diagram of a material drawing and adsorption mechanism of an end lead drawing and cutting device from a first perspective.

FIG. 9 is a schematic structural diagram of a material drawing and adsorption mechanism of an end lead drawing and cutting device from a second viewing angle.

FIG. 10 is a schematic diagram of a partial structure of a material drawing and adsorption mechanism of an end lead drawing and cutting device.

FIG. 11 is a schematic diagram of the structure of a clamping assembly of an end lead cutting device.

Detailed ways

The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.

Please refer to Figures 1 to 11, the embodiment of the present invention includes:

A terminal lead pulling and cutting device comprises a guide pressing mechanism 2, a pressing and cutting mechanism 3 and a pulling and adsorbing mechanism 4 arranged on a bottom adjusting mechanism 1. The guide pressing mechanism 2, the pressing and cutting mechanism 3 and the pulling and adsorbing mechanism 4 are arranged in abutment with each other from left to right in sequence. The pressing and cutting mechanism 3 is movably arranged between the guide pressing mechanism 2 and the pulling and adsorbing mechanism 4 through a floating component 5. The terminal lead passes through the guide pressing mechanism 2, the pressing and cutting mechanism 3 and the pulling and adsorbing mechanism 4 in sequence.

The bottom adjustment mechanism 1 includes a lower fixed plate 11, an adjustment component 12, a lower adjustment plate 13 and an adjustment block 14. The adjustment component 12 is arranged on the front and rear sides of the lower fixed plate 11. The adjustment component 12 is composed of an adjustment fixed block 121 and an adjustment bolt 122. The adjustment fixed block 121 is installed with a joint bolt 122, and the joint bolt 122 is opposite to the end face of the lower fixed plate 11. The lower adjustment plate 13 is arranged on the lower fixed plate 11. The front and rear ends of the lower adjustment plate 13 are installed with protruding adjustment blocks 14. Adjustment components 12 are arranged on both sides of the adjustment block 14. The adjustment bolt 122 of the adjustment component 12 is opposite to the adjustment block 14. Mounting holes are arranged on the lower fixed plate 11 and the lower adjustment plate 13.

The guide and pressing mechanism 2 includes a gate-shaped guide frame 21, a guide plate 22, a lower supporting plate 23, a pressing cylinder 24, an end lead pressing block 25, a needle roller shaft 26 and a needle roller seat 27. The guide plate 22 is installed at the lower end of the upper flat plate of the gate-shaped guide frame 21. The lower end of the guide plate 22 is provided with an end lead lead lead-out groove. The lower end of the guide plate 22 is encapsulated with a lower supporting plate 23. Two pressing cylinders 24 are installed on the upper flat plate of the gate-shaped guide frame 21. The telescopic rods of the pressing cylinders 24 are installed with end lead pressing blocks 25 through connecting plates. Avoidance grooves opposite to the end lead pressing blocks 25 are provided on the upper flat plate and the guide plate 22 of the gate-shaped guide frame 21. The end lead pressing block 25 is opposite to the end lead in the guide plate 22. A horizontal needle roller shaft 26 is provided at the feed port of the guide plate 22. The needle roller shaft 26 is inserted into the gate-shaped guide frame 21 through the needle roller seat 27.

The material pressing and cutting mechanism 3 includes a cutting frame 31, a cutting motor 32, an eccentric wheel 33, a lifting plate 34, a cutting slide rail 35, a material pressing assembly 36, a cutter assembly 37, an end lead guide plate 38 and an electrical assembly 39. The cutting frame 31 is equipped with a cutting motor 32, and an eccentric wheel 33 is installed on the motor shaft of the cutting motor 32. The lifting plate 34 is vertically arranged on the cutting frame 31 through the cutting slide rail 35. The upper end of the cutting frame 31 is provided with There is a rectangular groove, in which a bearing is installed. The bearing is installed at the output end of the eccentric wheel 33. The cutting motor 32 drives the eccentric wheel 33 to rotate, thereby driving the lifting plate 34 to move up and down along the cutting slide rail 35. The lifting plate 34 is installed with a pressing assembly 36 and a cutter assembly 37. The cutting machine frame 31 is provided with a feed port opposite to the cutter assembly 37. An end lead guide plate 38 is installed at the feed port. An electrical assembly 39 is also provided at the side end of the cutting machine frame 31.

The pressing assembly 36 includes a pressing seat 361, a pressing guide rod 362, a pressing block 363, a pressing spring 364, a spring cover 365 and a spacer 366. The two pressing seats 361 are fixed on the lifting plate 34. Two pressing guide rods 362 are installed on the pressing seat 361. The lower end of the pressing guide rod 362 is equipped with a pressing block 363. The pressing guide rod 362 in the pressing seat 361 is sleeved with a pressing spring 364. The upper end of the pressing guide rod 362 is packaged with a spring cover 365. A spacer 366 is installed at the bottom of the pressing seat 361. One end of the pressing spring 364 is against the spacer 366, and the other end of the pressing spring 364 is against the spring cover 365.

The cutting knife assembly 37 includes an upper knife mounting plate 371, an upper knife 372, a lower knife mounting plate 373, a lower knife 374 for cutting materials and a buffer block 375. The upper knife mounting plate 371 is arranged on the lifting plate 34, and the upper knife 372 is installed on the upper knife mounting plate 371. The lower knife mounting plate 373 is arranged at the bottom of the cutting frame 31. The lower knife mounting plate 373 is installed with a lower knife 374 for cutting materials opposite to the upper knife 372. The blade of the upper knife 372 is arranged obliquely, and the single-material cutting and double-material cutting are adjusted by controlling the downward movement stroke of the lifting plate 34. The lower knife mounting plate 373 is installed with a buffer block 375 opposite to the upper knife mounting plate 371.

The electrical component 39 includes a photoelectric mounting rail 391, a photoelectric switch 392 and a shading sheet 393. The two photoelectric mounting rails 391 are respectively arranged at the side ends of the cutting frame 31. The two photoelectric mounting rails 391 are installed with three-position photoelectric switches 392. The lifting plate 34 is provided with a shading sheet 393 that cooperates with the photoelectric switch 392.

The material drawing and adsorption mechanism 4 comprises a material drawing bracket 41, an adsorption plate 42, a cutting guide plate 43, a material drawing slide rail 44, a material drawing push plate 45, a synchronous belt module 46, a material clamping assembly 47 and a buffer limit assembly 48. The material drawing bracket 41 is arranged on the bottom adjustment mechanism 1, and an adsorption plate 42 is installed on the upper end of the material drawing bracket 41. The adsorption plate 42 is provided with interconnected adsorption holes, and two cutting guide plates 43 are arranged on the adsorption plate 42. The cutting guide plate 43 is provided with an end lead guide groove 430, and suction holes 431 matching the adsorption holes are equidistantly arranged in the guide groove 430. Two mutually parallel material drawing slide rails 44 are installed on the cutting guide plate 43, and a material drawing push plate 45 is installed on the slider of the material drawing slide rail 44. The material drawing push plate 45 is driven by the synchronous belt module 46, and the synchronous belt module 46 is arranged on the material drawing bracket 41. Two groups of material clamping assemblies 47 are installed on the material drawing push plate 45. 7 and a buffer limit assembly 48, the synchronous belt module 46 includes a synchronous pulley 461, a synchronous belt 462, a driving motor 463, a pulley pressure plate 464 and a tensioning wheel 465, two synchronous pulleys 461 are inserted on both sides of the material pulling bracket 41, the synchronous pulleys 461 are connected through the synchronous belt 462, the material pulling bracket 41 is also equipped with a driving motor 463, the driving motor 463 drives the synchronous pulley 461 to rotate, the synchronous belt 462 is fixedly connected to the material pulling push plate 45 through the pulley pressure plate 464, the material pulling bracket 41 is also provided with a tensioning wheel 465, the tensioning wheel 465 is against the synchronous belt 462, the buffer limit assembly 48 includes a buffer fixing block 481 and a buffer 482, the buffer fixing block 481 is arranged on the material pulling push plate 45, the buffer fixing block 481 is equipped with a buffer 482, and the buffer 482 is opposite to the buffer block 375.

The clamping assembly 47 comprises a clamping lower block 471, a clamping lower pin 472, a clamping upper block 473, a clamping upper pin 474, a clamping cylinder 475 and a double-ear connector 476. The clamping lower block 471 is fixed on the material pulling and pushing plate 45. The clamping upper block 473 is hingedly connected to the clamping lower pin 472 in the middle of the clamping lower block 471. The clamping upper block 473 is bent, and the clamping upper pins are installed at both ends of the upper part of the clamping upper block 473. Axle 474 and a clamping cylinder 475 are fixed on the pulling and pushing plate 45, a double-ear connector 476 is installed on the telescopic rod of the clamping cylinder 475, and the double-ear parts of the double-ear connector 476 are provided with vertical waist holes 4760, and the upper clamping pin 474 is inserted into the waist hole 4760. The extension of the telescopic rod of the clamping cylinder 475 drives the upper clamping block 473 to rotate along the lower clamping pin 472, and the upper clamping block 473 and the lower clamping block 471 are closed.

The floating assembly 5 includes a linear slide rail 51, a pressing cylinder 52, a floating joint 53, a joint connecting plate 54 and a limit block 55. The linear slide rail 51 is arranged on the bottom adjustment mechanism 1, and the pressing and cutting mechanism 3 is arranged on the linear slide rail 51. The pressing cylinder 52 is installed on the door-shaped guide frame 21 that guides the pressing mechanism 2. The pressing cylinder 52 is in an inflated state. The floating joint 53 is installed on the telescopic rod of the pressing cylinder 52. The pressing and cutting mechanism 3 is provided with a joint connecting plate 54 that cooperates with the floating joint 53, and the limit blocks 55 are fixed at both ends of the linear slide rail 51.

When the end lead wire pulling and cutting device of the present invention is working, the end lead wire strip passes through the end lead wire guide groove at the lower end of the guide plate 22 and the feed port on the cutting frame 31 and is located in the end lead wire guide slide groove 430. The clamping assembly 47 clamps one end of the end lead wire strip, and the synchronous belt module 46 drives the clamping assembly 47 to move. When the clamping assembly 47 moves to the specified stroke, the telescopic rod of the pressing cylinder 24 extends to drive the end lead wire pressing block 25 to press the end lead wire. At the same time, the pressing and cutting mechanism 3 works, and the cutting motor 32 drives the eccentric wheel 33 to rotate, thereby driving the lifting plate 34 to move along the cutting slide rail. 35 moves downward, the pressing assembly 36 first presses the end lead, the pressing assembly 36 is an elastic structure to avoid damage to the material strip, the adsorption plate 42 adsorbs and fixes the end lead, the cutting motor 32 continues to rotate to drive the cutter assembly 37 to move downward, the cutter assembly 37 cuts the end lead, and the single-material cutting and double-material cutting are adjusted by controlling the downward movement of the lifting plate 34. After the cutting is completed, the product is taken away, the synchronous belt module 46 drives the pulling and pushing plate 45 to move left, the buffer limit assembly 48 supports the pressing and cutting mechanism 3 and moves backward, the end lead is exposed by the cutter assembly 37, the clamping assembly 47 clamps the end lead, and the above steps are repeated.

The invention discloses an end lead pulling and cutting device, which is easy to install and adjust, has stable cutting, acts on pressing materials at the same time, is compatible with single-material cutting and double-material cutting, pulls materials synchronously, and fixes the end leads by vacuum adsorption.

The above descriptions are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims (4)

1. An end lead pulling and cutting device, characterized in that: the end lead pulling and cutting device comprises a guide pressing mechanism, a pressing and cutting mechanism and a pulling and adsorbing mechanism arranged on a bottom adjusting mechanism, the guide pressing mechanism, the pressing and cutting mechanism and the pulling and adsorbing mechanism are arranged in a butt joint from left to right in sequence, the pressing and cutting mechanism is movably arranged between the guide pressing mechanism and the pulling and adsorbing mechanism through a floating component, and the end lead passes through the guide pressing mechanism, the pressing and cutting mechanism and the pulling and adsorbing mechanism in sequence; The guide and pressing mechanism comprises a gate-shaped guide frame, a guide plate, a lower support plate, a pressing cylinder A, an end lead pressing block, a needle roller shaft and a needle roller seat. The lower end of the upper flat plate of the gate-shaped guide frame is equipped with a guide plate, and the lower end of the guide plate is provided with an end lead lead outlet groove, and the lower end of the guide plate is packaged with a lower support plate. Two pressing cylinders A are installed on the upper flat plate of the gate-shaped guide frame, and the telescopic rod of the pressing cylinder A is installed with an end lead pressing block through a connecting plate. The upper flat plate and the guide plate of the gate-shaped guide frame are provided with an avoidance groove opposite to the end lead pressing block, and the end lead pressing block is opposite to the end lead in the guide plate. A horizontal needle roller shaft is provided at the feed port of the guide plate, and the needle roller shaft is inserted into the gate-shaped guide frame through the needle roller seat. The material pressing and cutting mechanism comprises a cutting frame, a cutting motor, an eccentric wheel, a lifting plate, a cutting slide rail, a material pressing assembly, a cutting knife assembly, an end lead wire guide plate and an electrical assembly. The cutting frame is equipped with a material cutting motor, an eccentric wheel is installed on the motor shaft of the material cutting motor, the lifting plate is vertically arranged on the cutting frame through the material cutting slide rail, a rectangular groove is arranged on the upper end of the cutting frame, a bearing is installed in the rectangular groove, the bearing is installed on the output end of the eccentric wheel, a material pressing assembly and a cutting knife assembly are installed on the lifting plate, a material feed port opposite to the cutting knife assembly is arranged on the cutting frame, an end lead wire guide plate is installed at the material feed port, and an electrical assembly is also arranged at the side end of the cutting frame; The press assembly comprises a press seat, a press guide rod, a press block, a press spring, a spring cover and a spacer sleeve. The two press seats are fixed on the lifting plate. Two press guide rods are installed on the press seat. The lower end of the press guide rod is equipped with a press block. The press guide rod in the press seat is sleeved with a press spring. The upper end of the press guide rod is encapsulated with a spring cover. The bottom of the press seat is equipped with a spacer sleeve. One end of the press spring is against the spacer sleeve, and the other end of the press spring is against the spring cover. The cutting knife assembly comprises an upper knife mounting plate, an upper knife, a lower knife mounting plate, a cutting lower knife and a buffer block, wherein the upper knife mounting plate is arranged on the lifting plate, an upper knife is mounted on the upper knife mounting plate, the lower knife mounting plate is arranged at the bottom of the cutting frame, a cutting lower knife opposite to the upper knife is mounted on the lower knife mounting plate, the blade of the upper knife is arranged obliquely, and a buffer block opposite to the upper knife mounting plate is mounted on the lower knife mounting plate; The floating assembly includes a linear slide rail, a material pressing cylinder B, a floating joint, a joint connecting plate and a limit block. The linear slide rail is arranged on the bottom adjustment mechanism, and the material pressing and cutting mechanism is arranged on the linear slide rail. The material pressing cylinder B is installed on the door-shaped guide frame guiding the material pressing mechanism. The material pressing cylinder B is in an inflated state. A floating joint is installed on the telescopic rod of the material pressing cylinder B. A joint connecting plate cooperating with the floating joint is arranged on the material pressing and cutting mechanism, and limit blocks are fixed at both ends of the linear slide rail. 2. An end lead pulling and cutting device according to claim 1 is characterized in that: the electrical components include a photoelectric mounting rail, a photoelectric switch and a shading sheet, the two photoelectric mounting rails are respectively arranged at the side ends of the cutting frame, three-position photoelectric switches are installed on the two photoelectric mounting rails, and a shading sheet that cooperates with the photoelectric switch is arranged on the lifting plate. 3. An end lead wire pulling and cutting device according to claim 1, characterized in that: the material pulling and adsorption mechanism includes a material pulling bracket, an adsorption plate, a pulling and cutting guide plate, a material pulling slide rail, a material pulling push plate, a synchronous belt module, a material clamping component and a buffer limit component, the material pulling bracket is arranged on the bottom adjustment mechanism, an adsorption plate is installed on the upper end of the material pulling bracket, an adsorption hole is arranged on the adsorption plate, two pulling and cutting guide plates are arranged on the adsorption plate, an end lead wire guide slot is arranged on the pulling and cutting guide plate, and suction holes matching the adsorption holes are equidistantly arranged in the guide slot, two mutually parallel material pulling slide rails are installed on the pulling guide plate, a material pulling push plate is installed on the slider of the material pulling slide rail, the material pulling push plate is driven by the synchronous belt module, and the synchronous belt The module is arranged on the material pulling bracket, and two groups of material clamping components and buffer limit components are installed on the material pulling push plate. The synchronous belt module includes a synchronous pulley, a synchronous belt, a driving motor, a pulley pressure plate and a tensioning wheel. Two synchronous pulleys are inserted on both sides of the material pulling bracket, and the synchronous pulleys are connected by a synchronous belt. A driving motor is also installed on the material pulling bracket, and the driving motor drives the synchronous pulley to rotate. The synchronous belt is fixedly connected to the material pulling push plate through the pulley pressure plate. A tensioning wheel is also arranged on the material pulling bracket, and the tensioning wheel is against the synchronous belt. The buffer limit assembly includes a buffer fixing block and a buffer. The buffer fixing block is arranged on the material pulling push plate, and a buffer is installed on the buffer fixing block, and the buffer is opposite to the buffer block. 4. An end lead pulling and cutting device according to claim 3 is characterized in that: the clamping assembly includes a clamping lower block, a clamping lower pin, a clamping upper block, a clamping upper pin, a clamping cylinder and a double-ear connector, the clamping lower block is fixed on the pulling push plate, the clamping upper block is hingedly connected to the clamping lower pin in the middle of the clamping lower block, the clamping upper block is bent, upper clamping pins are installed at both ends of the upper part of the upper clamping block, the clamping cylinder is fixed on the pulling push plate, and a double-ear connector is installed on the telescopic rod of the clamping cylinder, the double ears of the double-ear connector are provided with vertical waist holes, and the clamping upper pin is inserted into the waist hole.