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CN-121972561-A - Dynamic compensation type automobile press

CN121972561ACN 121972561 ACN121972561 ACN 121972561ACN-121972561-A

Abstract

The invention discloses a dynamic compensation type automobile press, and relates to the technical field of presses. The automatic punching machine comprises a pressure chamber and a punching component, wherein a power source is arranged in the pressure chamber, the punching component comprises an upper die holder, a punching part, a polishing component and a lower die holder, the upper die holder is connected with the power source, the lower die holder is arranged on the pressure chamber, the polishing component comprises a polishing piece and a driving unit, the driving unit is arranged on the upper die holder, the output end of the driving unit is connected with the punching part, the polishing piece is arranged on the punching part through a telescopic component, the driving unit comprises a threaded rod and a threaded cylinder with a first excitation component, forward and reverse current is introduced to the first excitation component through a control system to generate repulsion or attraction force, the threaded cylinder is driven to slide up and down, the threaded rod and the polishing piece are driven to rotate forward and backward, the punching burrs are polished in a bidirectional manner, the punching and dynamic bidirectional polishing functions are realized, and the automatic feeding, the blanking and hot punching auxiliary and cooling lubricating functions are realized, and the processing efficiency, the punching quality and the service life of a die are effectively improved.

Inventors

  • WANG YIBIN
  • ZHANG XUEQUAN
  • LOU JINHUA
  • WANG DONGHUA
  • ZHAO FENG

Assignees

  • 嘉善志达机电有限公司

Dates

Publication Date
20260505
Application Date
20260129

Claims (10)

  1. 1. The dynamic compensation type automobile press is characterized by comprising a pressure chamber (1) and a punching component (3), wherein a power source (2) is arranged on the pressure chamber (1); the punching assembly (3) comprises a punching unit and a polishing unit; the stamping unit comprises an upper die holder (31), a stamping part (32) and a lower die holder (4), wherein the upper die holder (31) is connected with the output end of the power source (2), and the lower die holder (4) is arranged on the pressure chamber (1); The polishing unit comprises a polishing piece (33) and a driving unit (34), wherein the driving unit (34) is arranged on the upper die holder (31), the output end of the driving unit (34) is connected with the stamping part (32), the polishing piece (33) is arranged on the stamping part (32), and the driving unit (34) drives the stamping part (32) and the polishing piece (33) to rotate so as to polish the edge position of the polishing piece (33).
  2. 2. The dynamic compensation type automobile press as claimed in claim 1, wherein the driving unit (34) comprises a threaded rod (341) and a threaded cylinder (342), one end of the threaded rod (341) is rotatably arranged on the upper die holder (31), and the other end of the threaded rod (341) is connected with the stamping part (32); The screw thread cylinder (342) is slidably arranged on the upper die holder (31) through a guide piece, the threaded rod (341) is in threaded connection with the screw thread cylinder (342), the screw thread cylinder (342) and the upper die holder (31) are provided with a first excitation component (35), and the first excitation component (35) is electrically connected with the control system; the polishing piece (33) is mounted on the stamping piece (32) through a telescopic assembly (36).
  3. 3. A dynamically compensating automobile press as set forth in claim 2, wherein the telescoping assembly (36) comprises a sliding groove (361), a telescoping member (362) and a measuring member (363), the sliding groove (361) is formed in the stamping member (32), the polishing member (33) is slidably mounted in the sliding groove (361), the telescoping member (362) connects the polishing member (33) and the stamping member (32), the measuring member (363) is mounted in the sliding groove (361), and both the telescoping member (362) and the measuring member (363) are electrically connected with the control system.
  4. 4. A dynamic compensation type automobile press as claimed in claim 3, wherein a liquid storage part (37) is arranged below the threaded cylinder (342), two ends of the liquid storage part (37) are connected with the threaded cylinder (342) and an upper die holder (31), a liquid inlet pipe and a liquid outlet pipe are arranged on the liquid storage part (37), one-way valves are arranged in the liquid inlet and the liquid outlet, the liquid inlet pipe is connected with a cooling liquid system, and an outlet of the liquid outlet pipe is opposite to the stamping part (32).
  5. 5. The dynamic compensation type automobile press as claimed in claim 4, wherein the polishing piece (33) is provided with a polishing blade, two semiconductors with different materials are arranged in the polishing blade, one ends of the two semiconductors with different materials are connected with the polishing blade, and the two semiconductors with different materials are electrically connected with the control system.
  6. 6. A dynamically compensating automobile press as claimed in claim 5, wherein the stamping (32) is provided with magnetic material.
  7. 7. The dynamic compensation type automobile press machine according to claim 1, wherein a storage component (5) and a feeding component (6) are arranged on one side of the pressure chamber (1), a discharging component (7) is arranged on the other side of the pressure chamber (1), and the feeding component (6) is positioned between the storage component (5) and an upper die holder (31); the storage assembly (5) comprises a storage frame (51), a push rod motor (52) is arranged on the storage frame (51), a bearing plate (53) is arranged at the output end of the push rod motor (52), and a distance measuring element is arranged on the storage frame (51) and is electrically connected with the control system.
  8. 8. The dynamic compensation type automobile press machine according to claim 7, wherein the feeding assembly (6) comprises a feeding frame (61), rollers (62) and a transplanting assembly (63), the rollers (62) are arranged on the feeding frame (61), and the rollers (62) are electric rollers; The transplanting assembly (63) comprises a transverse moving module (631) and a longitudinal moving module (632), the transverse moving module (631) is arranged on the feeding frame (61), the longitudinal moving module (632) is arranged on the transverse moving module (631), a grabbing plate is arranged on the longitudinal moving module (632), grabbing suction cups are arranged on the grabbing plate, and the grabbing suction cups are connected with a negative pressure system.
  9. 9. The dynamic compensation type automobile press according to claim 8, wherein the discharging assembly (7) comprises a manipulator (71), a rotating motor (72) is arranged at the tail end of the manipulator (71), a material taking plate (73) is arranged at the output end of the rotating motor (72), and a material taking sucker is arranged on the material taking plate (73) and connected with a negative pressure system.
  10. 10. The dynamic compensation type automobile press machine of claim 1, wherein a positioning mechanism is arranged on the outer side of the lower die holder (4), and the positioning mechanism is electrically connected with a control system.

Description

Dynamic compensation type automobile press Technical Field The invention relates to the technical field of presses, in particular to a dynamic compensation type automobile press. Background ‌ In the manufacture of automotive parts, punching of sheet metal is a common process. However, the conventional punching process inevitably generates burrs at the edges of the orifice, affecting the quality of the parts and the assembly accuracy. In order to solve the problem of burrs, the workpiece is usually required to be transferred to special deburring equipment (such as a polisher and a polishing machine) for secondary processing after the stamping process, and the secondary processing of the burrs often has the problems of uneven removal, easy damage to the surface of the workpiece, omission and the like. Therefore, how to integrate the burr removing function into the stamping process efficiently and accurately, so as to realize the integrated operation of stamping and deburring, is a core technical problem to be solved in the field. Disclosure of Invention The invention aims to provide a dynamic compensation type automobile press machine so as to solve the problems in the prior art. In order to achieve the aim, the invention provides the following technical scheme that the device comprises a pressure chamber and a punching assembly, wherein a power source is arranged on the pressure chamber; The stamping assembly comprises a stamping unit and a polishing unit, the stamping unit comprises an upper die holder, a stamping part and a lower die holder, the upper die holder is connected with the output end of the power source, and the lower die holder is arranged on the pressure chamber; The polishing unit comprises a polishing piece and a driving unit, the driving unit is arranged on the upper die holder, the output end of the driving unit is connected with the stamping part, the polishing piece is arranged on the stamping part, and the driving unit drives the stamping part and the polishing piece to rotate so as to polish the edge of the polishing piece. The driving unit comprises a threaded rod and a threaded cylinder, one end of the threaded rod is rotatably arranged on the upper die holder, and the other end of the threaded rod is connected with the stamping part; the screw thread cylinder is slidably arranged on the upper die holder through a guide piece, the threaded rod is in threaded connection with the screw thread cylinder, the screw thread cylinder and the upper die holder are both provided with a first excitation component, and the first excitation component is electrically connected with the control system; the polishing piece is arranged on the stamping part through the telescopic component. The telescopic component comprises a sliding groove, a telescopic piece and a measuring piece, wherein the sliding groove is formed in the stamping piece, the polishing piece is slidably installed in the sliding groove, the telescopic piece is used for connecting the polishing piece with the stamping piece, the measuring piece is installed in the sliding groove, and the telescopic piece and the measuring piece are electrically connected with the control system. The telescopic piece is a spiral memory metal wire. The measuring part is a displacement sensor and used for detecting the moving distance of the polishing part, the control system compares the diameter of the punched hole with data detected by the measuring part, when the diameter of the punched hole is larger than the detected data, the polishing part continues polishing burrs until the diameter of the punched hole is equal to the detected data, and when the size of the punched hole is equal to the detected data, the polishing part stops polishing the punched hole position. The liquid storage part is installed below the threaded cylinder, two ends of the liquid storage part are connected with the threaded cylinder and the upper die holder, a liquid inlet pipe and a liquid discharge pipe are arranged on the liquid storage part, one-way valves are installed in the liquid inlet and the liquid outlet, the liquid inlet pipe is connected with a cooling liquid system, and the outlet of the liquid discharge pipe is opposite to the stamping part. The liquid storage piece is a liquid bag, has elasticity and is provided with folds. When the polishing piece rotates forwards to polish burrs, the thread cylinder moves downwards, the thread cylinder pulls the folds on the liquid storage piece to be gradually unfolded, the volume of the liquid storage piece is gradually increased, and cooling liquid in the cooling liquid system enters the liquid storage piece through the liquid inlet; When polishing spare counter-rotating polishes the burr, screw thread section of thick bamboo upwards moves, and screw thread section of thick bamboo promotes the stock solution spare to become the fold by the expansion state conversion, and the volume in the stock solution spare diminishes g