CN216328782U - Automatic punching and blanking device for hush piece production and development - Google Patents

Abstract

The utility model belongs to the technical field of silencing piece production, and particularly relates to an automatic punching and blanking device for silencing piece production and development.

Description

Automatic punching and blanking device for hush piece production and development

Technical Field

The utility model belongs to the technical field of production of silencing pieces, and particularly relates to an automatic punching and blanking device for production, research and development of silencing pieces.

Background

The punching is to process a through hole on a flat plate by using a punching die, separate a required material from a plate base material by using a press, generally called blanking, and in the production and processing process of the silencing sheet in the automobile brake device, the punching die is required to punch the silencing sheet raw material plate, and then separate a silencing sheet finished product from the plate by using the blanking die.

SUMMERY OF THE UTILITY MODEL

In the prior art, the plates for processing the silencing pieces are stored for a long time and are subjected to plate shearing processing and other processes in the early stage. A large amount of dust, metal scraps and other particles are adhered to the surface of the punching and blanking machine, and burrs and concave deformation are easily caused on the surface of a finished product in the punching and blanking process. The utility model provides an automatic punching and blanking device for hush air sheet production and development, which can prevent the situation that burrs and dents on the surface of a finished product are deformed due to particles such as dust, metal scraps and the like remained on the surface of the upper surface and the lower surface of a plate in the punching process.

The utility model provides the following technical scheme: the utility model provides a hush air chip production is developed and is used automatic doffer that punches a hole, includes the board, the top fixed mounting of board has punching device, doffer and shearing mechanism, the top of board is located punching device's right side fixed mounting has first conveyer belt and second conveyer belt, the top of board is located punching device with fixed mounting has the third conveyer belt between the doffer, the top of board is located the doffer with fixed mounting has the fourth conveyer belt between the shearing mechanism, the top of board is located the outside fixed mounting of first conveyer belt with the second conveyer belt has panel surface cleaning device, the bottom fixed mounting of board has first workbin slide rail, second workbin slide rail and third workbin slide rail, first workbin slide rail, second workbin slide rail and third workbin slide rail respectively with the waste bin that punches a hole, The finished product blanking box is connected with the shearing waste box in a sliding way.

Wherein, the punching device and the blanking device both comprise a first guide pillar fixedly arranged on the machine table, a first installation top plate is fixedly arranged at the top of the first guide pillar, a first hydraulic cylinder is fixedly arranged at the top of the first installation top plate, a piston rod of the first hydraulic cylinder penetrates through the first installation top plate and is fixedly connected with a first lower pressing plate, the first lower pressing plate is penetrated through by the first guide pillar and is connected with the first guide pillar in a sliding way, a punching male die is fixedly arranged at the bottom of the first lower pressing plate of the punching device, a blanking male die is fixedly arranged at the bottom of the first lower pressing plate of the blanking device, a punching female die installation port and a blanking female die installation port are respectively downwards arranged at the top of the machine table under the punching male die and the blanking male die, a punching female die is fixedly arranged at the inner side of the punching female die installation port, a blanking female die is fixedly arranged on the inner side of the blanking female die mounting port; when a plate moves to a punching device, a first hydraulic cylinder of the punching device drives a first lower pressing plate to press downwards, so that a punching male die is driven to press downwards to perform punching operation on the plate under the coordination of a punching female die, punched waste is discharged into a punching waste box from a punching waste discharge hole, the punched plate is conveyed to a blanking device, after the plate is conveyed in place, the first hydraulic cylinder of the blanking device drives the first lower pressing plate to press downwards, so that a blanking male die is driven to press downwards, the punched plate is punched under the coordination of the blanking female die, a finished product is separated from the plate, and the punched finished product falls into a finished product blanking box through a blanking hole.

The punching die comprises a punching female die, a blanking female die and a punching female die, wherein a punching waste discharge hole penetrates through the top of the punching female die downwards, a blanking hole penetrates through the top of the blanking female die downwards, and the punching waste discharge hole and the blanking hole are in the shape of a circular truncated cone with a narrow top and a wide bottom; because the punching waste discharge hole and the blanking hole are in the shape of a circular truncated cone with a narrow top and a wide bottom, the situation of blockage can not occur, and the situations that the die is damaged and the quality of a finished product is influenced due to the blockage of the punching waste discharge hole and the blanking hole are prevented.

The shearing device comprises a second guide pillar arranged on a machine table, a second installation top plate is fixedly arranged at the top of the second guide pillar, a second hydraulic cylinder is fixedly arranged at the top of the second installation top plate, a piston rod of the second hydraulic cylinder penetrates through the second installation top plate and is fixedly connected with a second lower pressing plate, the second lower pressing plate is penetrated through by the second guide pillar and is in sliding connection with the second lower pressing plate, a shearing cutting die is fixedly arranged at the bottom of the second lower pressing plate, a shearing concave die is fixedly arranged at the top of the machine table under the shearing cutting die, a cutter groove is formed in the top surface of the shearing concave die, and a shearing waste discharge hole is formed in the top surface of the machine table in a downward penetrating manner; the part of the plate which finishes punching and blanking is conveyed to a shearing device, and after the plate is conveyed to the position, the second hydraulic cylinder drives the second lower pressing plate to press downwards, so that the shearing cutter die is driven to press downwards, the plate is sheared under the matching of the cutter grooves on the shearing female die, the plate is sheared into small pieces, and the small pieces are discharged into a shearing waste box through the shearing waste discharge hole.

Wherein, the plate surface cleaning device comprises a cleaning device box body, conveying belt passing grooves are respectively communicated on a left side plate and a right side plate of the cleaning device box body, a dust collector is fixedly installed at the top of the cleaning device box body and is fixedly connected with a dust collection hose, the other end of the dust collection hose is fixedly connected with a dust collection head, the dust collection head is provided with an upper brush translation slide rail group and a lower brush translation slide rail group, an upper brush translation slide rail group and a lower brush translation slide rail group are respectively installed at positions between the first conveying belt and the second conveying belt in an inner cavity of the cleaning device box body, the upper brush translation slide rail group and the lower brush translation slide rail group respectively comprise a left brush translation slide rail and a right brush translation slide rail, a brush is slidably installed in the inner cavity of the brush translation slide rails, and a positioning anti-deviation device is fixedly installed at positions between the first conveying belt and the second conveying belt between the front inner side wall and the rear inner side wall of the cleaning device box body, and a brush driving device is fixedly arranged on the front side of the cleaning device box body.

The positioning deviation-preventing device comprises a servo cylinder, a piston rod of the servo cylinder is fixedly connected with a positioning plate, and a plurality of positioning clamping rollers are mounted on the positioning plate; the position of the positioning clamping roller is set according to the width of the plate, the control device controls the servo cylinder to push the positioning plate to move, the positioning clamping roller is driven to move to the position between the front and back two groups of positioning clamping rollers, the distance between the front and back two groups of positioning clamping rollers is the same as the width of the plate, when the plate moves to the position between the first conveyor belt and the second conveyor belt, the deviation condition can not occur under the clamping of the positioning clamping rollers on the front and back two sides, and the effect of assisting in correcting the position of the plate is achieved.

The brush driving device comprises a driving device box, a double-end motor is fixedly installed in an inner cavity of the driving device box, output shafts on the upper side and the lower side of the double-end motor are fixedly connected with a first gear respectively, the two first gears are meshed with a second gear and a third gear respectively, the second gear and the third gear are rotatably connected with the inner wall of the driving device box through rotating shafts, the side faces, far away from the rotating shafts, of the second gear and the third gear are rotatably connected with a first crank and a second crank respectively, and the other ends of the first crank and the second crank penetrate through the inner cavity of the cleaning device box body and are rotatably connected with the brushes in the brush translation sliding rails on the left side and the brushes in the brush translation sliding rails on the right side respectively; the double-end motor drives the first gear to rotate, the first gear drives the second gear and the third gear to rotate, the rotation of the second gear and the third gear drives the first crank and the second crank to move, thereby driving the four brushes in the upper brush translation slide rail group and the lower brush translation slide rail group to reciprocate back and forth along the brush translation slide rails, when the plate moves to the position between the first conveyor belt and the second conveyor belt, the plate is contacted with the brushes on the upper side and the lower side, the upper and lower surfaces of the plate are cleaned by the hairbrush which continuously reciprocates back and forth, particles such as dust, metal scraps and the like cleaned by the hairbrush are sucked into the dust collection head and are sucked into the dust collector through the dust collection hose, thereby preventing the upper and lower surfaces of the plate from generating burrs and sunken deformation on the surface of a finished product due to particles such as residual dust and metal scraps on the surface in the stamping process.

Wherein, the top fixed mounting of board has controlling means.

The utility model has the beneficial effects that:

the position of the positioning clamping roller is set according to the width of the plate, the control device controls the servo cylinder to push the positioning plate to move, the positioning clamping roller is driven to move to the position between the front and rear two groups of positioning clamping rollers, the distance between the front and rear two groups of positioning clamping rollers is the same as the width of the plate, when the plate moves to the position between the first conveyor belt and the second conveyor belt, under the clamping of the positioning clamping rollers at the front and rear sides, the offset condition cannot occur, and the effect of assisting in correcting the position of the plate is achieved;

the double-end motor drives the first gear to rotate, the first gear drives the second gear and the third gear to rotate, the rotation of the second gear and the third gear drives the first crank and the second crank to move, thereby driving the four brushes in the upper brush translation slide rail group and the lower brush translation slide rail group to reciprocate back and forth along the brush translation slide rails, when the plate moves to the position between the first conveyor belt and the second conveyor belt, the plate is contacted with the brushes on the upper side and the lower side, the upper and lower surfaces of the plate are cleaned by the hairbrush which continuously reciprocates back and forth, particles such as dust, metal scraps and the like cleaned by the hairbrush are sucked into the dust collection head and are sucked into the dust collector through the dust collection hose, thereby preventing the upper and lower surfaces of the plate from generating burrs, depressions and deformations on the surface of a finished product due to particles such as dust, metal scraps and the like remained on the surface in the stamping process;

because the punching waste discharge hole and the blanking hole are in the shape of a circular truncated cone with a narrow top and a wide bottom, the situation of blockage can not occur, and the situations that the die is damaged and the quality of a finished product is influenced due to the blockage of the punching waste discharge hole and the blanking hole are prevented.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic top view, partially in section, of the present invention;

FIG. 3 is a partial right sectional structural view of the present invention;

FIG. 4 is an enlarged view of part A of the present invention;

FIG. 5 is an enlarged view of the part B of the present invention;

FIG. 6 is an enlarged view of the part C of the present invention;

in the figure: 1. a machine platform; 2. a punching device; 3. a blanking device; 4. a shearing device; 5. a first conveyor belt; 6. a second conveyor belt; 7. a third conveyor belt; 8. a fourth conveyor belt; 9. a plate surface cleaning device; 10. a first bin slide rail; 11. a second bin slide rail; 12. a third bin slide rail; 13. punching a waste box; 14. finished product blanking boxes; 15. shearing the waste material box; 16. a first guide post; 17. a first mounting top plate; 18. a first hydraulic cylinder; 19. a first lower platen; 20. punching a male die; 21. blanking male dies; 22. punching a female die; 23. blanking female dies; 24. punching a waste discharge hole; 25. a blanking hole; 26. a second guide post; 27. a second mounting top plate; 28. a second hydraulic cylinder; 29. a second lower platen; 30. cutting a cutting die; 31. shearing the female die; 32. a cutter groove; 33. a shear waste discharge hole; 34. cleaning the device case; 35. a conveyor belt passing through the slot; 36. a dust collector; 37. a dust collection hose; 38. a dust collection head; 39. the brush translates the slide rail; 40. a brush; 41. a servo cylinder; 42. positioning a plate; 43. positioning and clamping the roller; 44. a drive device case; 45. a double-headed motor; 46. a first gear; 47. a second gear; 48. a third gear; 49. a rotating shaft; 50. a first crank; 51. a second crank; 52. and a control device.

Detailed Description

Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a hush air production is automatic doffer that punches a hole for research, includes board 1, the top fixed mounting of board 1 has punching device 2, doffer 3 and shearing mechanism 4, the top of board 1 is located the right side fixed mounting of punching device 2 has first conveyer belt 5 and second conveyer belt 6, the top of board 1 is located punching device 2 with fixed mounting has third conveyer belt 7 between the doffer 3, the top of board 1 is located fixed mounting has fourth conveyer belt 8 between doffer 3 and the shearing mechanism 4, the top of board 1 is located the outside fixed mounting of first conveyer belt 5 with second conveyer belt 6 has panel surface cleaning device 9, the bottom fixed mounting of board 1 has first workbin slide rail 10, second workbin slide rail 11 and third workbin slide rail 12, first workbin slide rail 10, The second bin slide rail 11 and the third bin slide rail 12 are slidably connected with a punching waste bin 13, a finished product blanking bin 14 and a shearing waste bin 15 respectively.

The punching device 2 and the blanking device 3 both comprise a first guide post 16 fixedly mounted on the machine table 1, a first mounting top plate 17 is fixedly mounted on the top of the first guide post 16, a first hydraulic cylinder 18 is fixedly mounted on the top of the first mounting top plate 17, a piston rod of the first hydraulic cylinder 18 penetrates through the first mounting top plate 17 and is fixedly connected with a first lower pressing plate 19, the first lower pressing plate 19 is penetrated through by the first guide post 16 and is slidably connected with the first guide post 16, a punching male die 20 is fixedly mounted at the bottom of the first lower pressing plate 19 of the punching device 2, a blanking male die 21 is fixedly mounted at the bottom of the first lower pressing plate 19 of the blanking device 3, and a female die punching through hole and a blanking female die mounting through hole are respectively formed downwards under the punching male die 20 and the blanking male die 21 at the top of the machine table 1, a punching female die 22 is fixedly installed on the inner side of the punching female die installation port, and a blanking female die 23 is fixedly installed on the inner side of the blanking female die installation port; when a plate is moved to the punching device 2, the first hydraulic cylinder 18 of the punching device 2 drives the first lower pressing plate 19 to press downwards, so as to drive the punching male die 20 to press downwards to punch the plate under the coordination of the punching female die 22, the punched waste is discharged into the punching waste box 13 from the punching waste discharge hole 24, the punched plate is conveyed to the blanking device 3, after the plate is conveyed in place, the first hydraulic cylinder 18 of the blanking device 3 drives the first lower pressing plate 19 to press downwards, so as to drive the blanking male die 21 to press downwards, the punched plate is punched under the coordination of the blanking female die 23, a finished product is separated from the plate, and the punched finished product falls into the finished product blanking box 14 through the blanking hole 25.

A punching waste discharge hole 24 penetrates through the top of the punching female die 22 downwards, a blanking hole 25 penetrates through the top of the blanking female die 23 downwards, and the punching waste discharge hole 24 and the blanking hole 25 are both in a circular truncated cone shape with a narrow top and a wide bottom; because the punching waste discharge hole 24 and the blanking hole 25 are both in the shape of a circular truncated cone with a narrow top and a wide bottom, the situation of blockage can not occur, and the situations that the die is damaged and the quality of a finished product is influenced due to the blockage of the punching waste discharge hole 24 and the blanking hole 25 are prevented.

The shearing device 4 comprises a second guide post 26 mounted on the machine table, a second mounting top plate 27 is fixedly mounted on the top of the second guide post 26, a second hydraulic cylinder 28 is fixedly mounted on the top of the second mounting top plate 27, a piston rod of the second hydraulic cylinder 28 penetrates through the second mounting top plate 27 and is fixedly connected with a second lower pressing plate 29, the second lower pressing plate 29 is penetrated through by the second guide post 26 and is in sliding connection with the second lower pressing plate 29, a shearing knife die 30 is fixedly mounted at the bottom of the second lower pressing plate 29, a shearing concave die 31 is fixedly mounted on the top of the machine table 1 right below the shearing knife die 30, a knife slot 32 is formed in the top surface of the shearing concave die 31 downwards, and a shearing waste discharge hole 33 penetrates through the top surface of the machine table 1 downwards; the punched and blanked part of the plate is conveyed to the shearing device 4, and after the plate is conveyed to the proper position, the second hydraulic cylinder 28 drives the second lower pressing plate 29 to press down, so as to drive the shearing knife die 30 to press down, and the plate is sheared under the cooperation of the knife groove 32 on the shearing concave die 31, and is sheared into small pieces and discharged into the shearing waste box 15 through the shearing waste discharge hole 33.

Sheet surface cleaning device 9 includes cleaning device box 34, it has the conveyer belt to pass through groove 35 all to link up on the left side board of cleaning device box 34 and the right side board, cleaning device box 34's top fixed mounting has dust catcher 36, dust catcher 36 and dust absorption hose 37 fixed connection, dust absorption hose 37's the other end and dust absorption head 38 fixed connection, two about dust absorption head 38 is equipped with, lie in cleaning device box 34's the inner chamber first conveyer belt 5 with upside brush translation slide rail group and downside brush translation slide rail group are installed to position between second conveyer belt 6, upside brush translation slide rail group and downside brush translation slide rail group all include about two brush translation slide rails 39, slidable mounting has brush 40 in brush translation slide rail 39's the inner chamber, lie in between the front and back inside wall of cleaning device box 34 first conveyer belt 5 with the equal fixed mounting in position between second conveyer belt 6 has brush translation slide rail 39, the inside wall of brush translation slide rail 39 is located A positioning deviation-preventing device, and a brush driving device is fixedly arranged on the front side of the cleaning device box body 34.

The positioning deviation-preventing device comprises a servo cylinder 41, a piston rod of the servo cylinder 41 is fixedly connected with a positioning plate 42, and a plurality of positioning clamping rollers 43 are mounted on the positioning plate 42; according to the position of the positioning clamping roller 43 set according to the width of the plate, the control device 52 controls the servo cylinder 41 to push the positioning plate 42 to move, so as to drive the positioning clamping roller 43 to move to the position between the front and rear two groups of positioning clamping rollers 43, the distance between the front and rear two groups of positioning clamping rollers 43 is the same as the width of the plate, when the plate moves to the position between the first conveyor belt 5 and the second conveyor belt 6, under the clamping of the positioning clamping rollers 43 at the front and rear sides, the offset condition cannot occur, and the effect of assisting in correcting the position of the plate is achieved.

The brush driving device comprises a driving device box 44, a double-head motor 45 is fixedly arranged in the inner cavity of the driving device box 44, the upper and lower output shafts of the double-head motor 45 are respectively fixedly connected with a first gear 46, the two first gears 46 are respectively meshed with a second gear 47 and a third gear 48, the second gear 47 and the third gear 48 are rotatably connected to the inner wall of the drive device case 44 via a rotation shaft 49, the side surfaces of the second gear 47 and the third gear 48 far away from the rotating shaft 49 are respectively connected with a first crank 50 and a second crank 51 in a rotating way, the other ends of the first crank 50 and the second crank 51 penetrate into the inner cavity of the cleaning device box body 34 to be respectively and rotatably connected with the hairbrush 40 in the left hairbrush translation slide rail 39 and the hairbrush 40 in the right hairbrush translation slide rail 39; the double-head motor 45 drives the first gear 46 to rotate, the first gear 46 drives the second gear 47 and the third gear 48 to rotate, the rotation of the second gear 47 and the third gear 48 drives the first crank 50 and the second crank 51 to move, so as to drive the four brushes 40 in the upper brush translation slide rail set and the lower brush translation slide rail set to reciprocate back and forth along the brush translation slide rails 39, when the plate moves to a position between the first conveyor belt 5 and the second conveyor belt 6, the plate is contacted with the brushes 40 on the upper side and the lower side, the upper side and the lower side of the plate are cleaned by the brushes 40 which reciprocate back and forth continuously, particles such as dust, metal scraps and the like cleaned by the brushes 40 are sucked into the dust suction head 38 and sucked into the dust suction machine 36 by the dust suction hose 37, so that the situation that the upper side and the lower side of the plate have burrs on the surface due to the particles such as the dust, the metal scraps and the like remained on the surface in the stamping process can be prevented, And the case of deformation of the recess.

The top of the machine platform 1 is fixedly provided with a control device 52.

The working principle and the using process of the utility model are as follows: when the device is used, the position of the positioning clamping roller 43 is set according to the width of a plate, the control device 52 controls the servo cylinder 41 to push the positioning plate 42 to move, the positioning clamping roller 43 is driven to move, the distance between the front and back two groups of positioning clamping rollers 43 is the same as the width of the plate, the double-head motor 45 and the dust collector 36 are controlled to be powered on through the control device 52, the double-head motor 45 drives the first gear 46 to rotate, the first gear 46 drives the second gear 47 and the third gear 48 to rotate, the rotation of the second gear 47 and the third gear 48 drives the first crank 50 and the second crank 51 to move, so as to drive the four brushes 40 in the upper brush translation slide rail group and the lower brush translation slide rail group to reciprocate back and forth along the brush translation slide rail 39, the dust collector 36 starts to collect dust, the plate is placed on the first conveyor belt 5, and the plate is driven by the first conveyor belt 5 to move leftwards, when the plate moves to the position between the first conveyor belt 5 and the second conveyor belt 6, the plate is not deviated under the clamping of the positioning clamping rollers 43 at the front side and the rear side, which has the effect of assisting in correcting the position of the plate, the plate is contacted with the brushes 40 at the upper side and the lower side, the upper side and the lower side of the plate are cleaned by the brushes 40 which continuously reciprocate back and forth, particles such as dust, metal scraps and the like cleaned by the brushes 40 are sucked into the dust suction head 38 and are sucked into the dust suction machine 36 through the dust suction hose 37, so that the situation that burrs, depressions and deformations are formed on the surface of a finished product due to the particles such as the dust, the metal scraps and the like remained on the surface of the upper side and the lower side of the plate in the punching process can be prevented, when the plate moves to the punching device 2, the first hydraulic cylinder 18 of the punching device 2 drives the first lower pressing plate 19 to be pressed downwards, so as to drive the punching male die 20 to be pressed under the matching of the punching female die 22 to punch the plate, the punched waste is discharged into a punching waste box 13 from a punching waste discharge hole 24, the punched plate is conveyed to a blanking device 3, after the punched plate is conveyed in place, a first hydraulic cylinder 18 of the blanking device 3 drives a first lower pressing plate 19 to press downwards so as to drive a blanking male die 21 to press downwards, the punched plate is punched under the cooperation of a blanking female die 23, a finished product is separated from the plate, the punched finished product falls into a finished product blanking box 14 through a blanking hole 25, the part of the plate which finishes punching and blanking is conveyed to a shearing device 4, after the punched plate is conveyed in place, a second hydraulic cylinder 28 drives a second lower pressing plate 29 to press downwards so as to drive a shearing knife die 30 to press downwards, the plate is sheared under the cooperation of a knife groove 32 on the shearing female die 31, the plate is sheared into small blocks and is discharged into a shearing waste box 15 through a shearing waste discharge hole 33, and the punching waste discharge hole 24 and the blanking hole 25 are both in a round table shape with narrow top and wide bottom, therefore, the situation of blockage can not occur, the situation that the die is damaged and the quality of finished products is influenced due to the fact that the punching waste discharge hole 24 and the blanking hole 25 are blocked is prevented, and after the punching waste box 13, the finished product blanking box 14 and the shearing waste box 15 are filled, the punching waste box 13, the finished product blanking box 14 and the shearing waste box 15 can be pulled out along the first box slide rail 10, the second box slide rail 11 and the third box slide rail 12.

Claims (8)

1. The utility model provides an automatic doffer that punches a hole for hush air sheet production research and development which characterized in that: comprises a machine table, a punching device, a blanking device and a shearing device are fixedly arranged at the top of the machine table, a first conveyor belt and a second conveyor belt are fixedly arranged at the top of the machine table and positioned at the right side of the punching device, a third conveying belt is fixedly arranged between the punching device and the blanking device at the top of the machine table, a fourth conveying belt is fixedly arranged between the blanking device and the shearing device on the top of the machine table, a plate surface cleaning device is fixedly arranged at the top of the machine table and positioned at the outer sides of the first conveyor belt and the second conveyor belt, a first material box slide rail, a second material box slide rail and a third material box slide rail are fixedly arranged at the bottom of the machine table, the first bin slide rail, the second bin slide rail and the third bin slide rail are respectively in sliding connection with the punching waste bin, the finished product blanking bin and the shearing waste bin.

2. The automatic punching and blanking device for the production and development of the silencing piece as claimed in claim 1, wherein the automatic punching and blanking device comprises: the punching device and the blanking device both comprise a first guide pillar fixedly arranged on the machine table, a first installation top plate is fixedly arranged at the top of the first guide pillar, a first hydraulic cylinder is fixedly arranged at the top of the first installation top plate, a piston rod of the first hydraulic cylinder penetrates through the first installation top plate and is fixedly connected with a first lower pressing plate, the first lower pressing plate is penetrated through by the first guide pillar and is connected with the first guide pillar in a sliding manner, a punching male die is fixedly arranged at the bottom of the first lower pressing plate of the punching device, a blanking male die is fixedly arranged at the bottom of the first lower pressing plate of the blanking device, a punching female die installation through hole and a blanking female die installation through hole are respectively formed downwards at the top of the machine table under the punching male die and the blanking male die, and a punching female die is fixedly arranged at the inner side of the punching female die installation through hole, the inboard fixed mounting of blanking die installation port has the blanking die.

3. The automatic punching and blanking device for the production and development of the silencing piece as claimed in claim 2, wherein: the punching die is characterized in that a punching waste discharge hole penetrates through the top of the punching female die downwards, a blanking hole penetrates through the top of the blanking female die downwards, and the punching waste discharge hole and the blanking hole are in the shape of a circular truncated cone with a narrow top and a wide bottom.

4. The automatic punching and blanking device for the production and development of the silencing piece as claimed in claim 1, wherein the automatic punching and blanking device comprises: the shearing device comprises a second guide pillar installed on the machine table, a second installation top plate is fixedly installed at the top of the second guide pillar, a second hydraulic cylinder is fixedly installed at the top of the second installation top plate, a piston rod of the second hydraulic cylinder penetrates through the second installation top plate and is fixedly connected with a second lower pressing plate, the second lower pressing plate is penetrated through by the second guide pillar and is in sliding connection with the second lower pressing plate, a shearing cutting die is fixedly installed at the bottom of the second lower pressing plate, a shearing concave die is fixedly installed at the top of the machine table and is located right below the shearing cutting die, a cutter groove is formed in the top surface of the shearing concave die, and a shearing waste discharge hole is formed in the top surface of the machine table in a downward penetrating mode.

5. The automatic punching and blanking device for the production and development of the silencing piece as claimed in claim 1, wherein the automatic punching and blanking device comprises: the plate surface cleaning device comprises a cleaning device box body, conveying belt passing grooves are respectively communicated on a left side plate and a right side plate of the cleaning device box body, a dust collector is fixedly installed at the top of the cleaning device box body and is fixedly connected with a dust collection hose, the other end of the dust collection hose is fixedly connected with a dust collection head, the dust collection head is provided with an upper brush translation slide rail group and a lower brush translation slide rail group, an upper brush translation slide rail group and a lower brush translation slide rail group are installed at positions, located between the first conveying belt and the second conveying belt, in an inner cavity of the cleaning device box body, the upper brush translation slide rail group and the lower brush translation slide rail group respectively comprise a left brush translation slide rail and a right brush translation slide rail, a brush is installed in the inner cavity of the brush translation slide rails in a sliding manner, and a positioning anti-deviation device is fixedly installed at positions, located between the first conveying belt and the second conveying belt, between the front inner side wall and the rear inner wall of the cleaning device box body, and a brush driving device is fixedly arranged on the front side of the cleaning device box body.

6. The automatic punching and blanking device for the production and development of the silencing piece as claimed in claim 5, wherein: the positioning deviation-preventing device comprises a servo cylinder, a piston rod of the servo cylinder is fixedly connected with a positioning plate, and a plurality of positioning clamping rollers are mounted on the positioning plate.

7. The automatic punching and blanking device for the production and development of the silencing piece as claimed in claim 5, wherein: the brush drive arrangement includes the drive arrangement case, fixed mounting has double-end motor in the inner chamber of drive arrangement case, double-end motor's upper and lower both sides output shaft respectively with a first gear fixed connection, two first gear all with a second gear and a third gear engagement, the second gear with the third gear through the pivot with the inner wall of drive arrangement case rotates and connects, the second gear with one side that the pivot was kept away from to the third gear rotates with first crank and second crank respectively and is connected, first crank with the articulate other end of second runs through into in the inner chamber of cleaning device box respectively with left in the brush translation slide rail brush and right side in the brush translation slide rail the brush rotates and connects.

8. The automatic punching and blanking device for the production and development of the silencing piece as claimed in claim 1, wherein the automatic punching and blanking device comprises: and the top of the machine table is fixedly provided with a control device.

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