CN113579044B - Automatic stamping die of multistation automobile parts - Google Patents
Automatic stamping die of multistation automobile parts Download PDFInfo
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- CN113579044B CN113579044B CN202110840346.2A CN202110840346A CN113579044B CN 113579044 B CN113579044 B CN 113579044B CN 202110840346 A CN202110840346 A CN 202110840346A CN 113579044 B CN113579044 B CN 113579044B
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- stamping
- movable
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
- B21D22/08—Stamping using rigid devices or tools with die parts on rotating carriers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/06—Stripping-off devices
Abstract
The invention provides a multi-station automatic automobile part stamping die which comprises a lower stamping die, a supporting device and a stamping device, wherein the lower stamping die is provided with a plurality of stamping holes; the upper end of the lower stamping die is provided with a supporting device, and the upper end of the supporting device is provided with a stamping device; the invention solves the problems that the stamping process mainly existing in the process of stamping and manufacturing automobile parts is not continuous enough, the stamping and manufacturing efficiency of parts is easily influenced by the intermittent stamping process, the plate is easy to break in the process of rapid stamping deformation of the plate, the forming effect of the stamping part is poor due to certain resilience at the bent part of the stamping part in the stamping process after the plate is stamped and deformed, the demoulding efficiency of the stamping part is low due to the difficulty in demoulding after the stamping part is formed, and the like.
Description
Technical Field
The invention relates to the technical field of vehicle engineering, in particular to an automatic stamping die for a multi-station automobile part.
Background
The automobile parts are units constituting the automobile parts processing unit and products serving for the automobile parts processing. The production of the automobile parts respectively adopts the processing modes of casting, stamping, turning and the like; the part forming processing is mainly carried out on some plate parts and sheet parts by adopting a stamping mode.
At present, the mode of manufacturing automobile parts by stamping mostly adopts multi-station stamping, and the multi-station stamping die mainly has the following problems when processing the automobile parts: the stamping process of the stamping die is not continuous enough, the stamping manufacturing efficiency of parts is easily influenced by the intermittent stamping process, the plate is easily broken in the rapid stamping deformation process, and the stamping part has poor forming effect due to certain resilience at the bending part of the stamping part after the plate is stamped and formed; demoulding of the stamped part is difficult after the stamped part is formed, so that demoulding efficiency of the stamped part is low.
Therefore, in order to improve the forming effect of the stamping part; the invention provides a multi-station automatic stamping die for automobile parts.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme; a multi-station automatic stamping die for automobile parts comprises a lower stamping die, a supporting device and a stamping device; and a supporting device is arranged at the upper end of the lower stamping die, and a stamping device is arranged at the upper end of the supporting device.
The lower stamping die comprises a base, a cover sleeve, a stripping unit and an intermittent transmission unit; the upper end of the base is provided with a circular cavity, the side wall of the circular cavity on the base is uniformly provided with stripping units in a sliding fit mode, the interior of the circular cavity of the base is provided with an intermittent transmission unit in a movable connection mode, and the intermittent transmission unit is matched with the stripping units; the upper end of the base is provided with a cover sleeve, and the middle part of the cover sleeve is provided with a round cavity communicated with the round cavity on the base; stamping slotted holes are uniformly formed in the upper end of the cover sleeve; when punching; the upper end of a stamping groove hole in the cover sleeve is manually placed with a plate to be stamped, stamping forming is carried out on the plate through the stamping device, after stamping forming, stripping is carried out on the formed stamping part through the stripping unit, and the position of the stamping device is switched to complete continuous stamping of the plate by matching with the work of the intermittent transmission unit, so that the stamping efficiency of the plate is improved.
The supporting device comprises a threaded ring sleeve, a movable shaft and a top plate; the threaded ring sleeve is arranged in the circular cavity of the cover sleeve in a threaded connection mode; the middle part of the threaded ring sleeve is provided with a movable shaft through a bearing, the lower end of the movable shaft is provided with a square through hole, the square through hole at the lower end of the movable shaft is matched with the intermittent transmission unit, and the upper end of the movable shaft is provided with a top plate; arc guide holes are uniformly formed in the top plate; the supporting device provides a fulcrum for the stamping device, so that the stamping device can rapidly stamp the plate conveniently.
The stamping device comprises a hydraulic cylinder, a movable plate, an arc-shaped guide plate, a stamping sleeve, a fixed spring, an electric slip ring, a threaded ring, a stamping head, an auxiliary unit and a vibration unit; the stamping device comprises a top plate, a stamping sleeve, a movable plate, an arc guide plate, a stamping head, an electric sliding ring, a threaded ring and a stamping head, wherein the hydraulic cylinders are uniformly arranged at the upper end of the top plate, the movable plate is arranged at the upper end of the hydraulic cylinders, the arc guide plate is uniformly arranged at the lower end of the movable plate, the lower end of the arc guide plate penetrates through an arc guide hole of the top plate in a movable connection mode, the stamping sleeve is arranged at the lower end of the arc guide plate in a sliding fit mode, a stepped round hole is formed in the stamping sleeve, the electric sliding ring is arranged on the inner wall of the stepped round hole in the stamping sleeve in a movable connection mode, the threaded ring is arranged on the inner wall of the electric sliding ring, and the stamping head is arranged at the lower end of the stamping sleeve in a fit mode with the threaded ring; the outer wall of the upper end of the stamping head is connected with the inner wall of the circular hole in the stamping sleeve through a fixed spring; the inner part of the stamping head is provided with a vibration unit, the outer wall of the stamping head is sleeved with an auxiliary unit, and the auxiliary unit is arranged at the lower end of the stamping sleeve; when the stamping device is used for stamping the plate; the arc-shaped guide plate is driven to reciprocate by the hydraulic cylinder, and the plate is stamped under the action of the stamping head; the auxiliary unit is matched during stamping, so that the plate forming effect is improved, the plate is prevented from being broken in the rapid deformation process, the molding effect of the stamping part is improved through the matching effect of the vibration unit after stamping forming, the stamping rebound amplitude at the bent part of the stamping part is reduced, and the quality of the stamping part is ensured; the punching device can simultaneously and quickly punch a plurality of plates, the forming efficiency of the punching part is improved, the plates are prevented from being broken in the deformation process through the cooperation of the auxiliary unit in the punching process, the molding effect of the punching part is improved through the continuous reciprocating vibration of the vibration unit in the punching part after punching, and the rebound amplitude of the inner bending part of the punching part is reduced; the molding effect of the stamping part is ensured.
Preferably; the intermittent transmission unit comprises a shaft rod, a transmission chuck, a movable turntable, a square column, a driving motor, a driving disc and a movable roller; the shaft lever is arranged on the inner wall of the bottom end of the circular cavity of the base through a bearing, the outer wall of the middle part of the shaft lever is provided with a transmission chuck, U-shaped grooves are uniformly formed in the transmission chuck, the outer wall of the upper end of the shaft lever is provided with a movable turntable, the side wall of the movable turntable is uniformly provided with an arc-shaped protruding structure, and the movable turntable is matched with the sliding frame; a square column is arranged on the upper side surface of the movable turntable; the driving motor is arranged on the inner wall of the bottom end of the circular cavity of the base through a motor base, an output shaft of the driving motor is provided with a driving disc through a coupler, a movable roller is arranged on the driving disc through a bearing, and the movable roller is matched with a U-shaped groove of the movable turntable; keep driving disc to continuously rotate through driving motor work, the effect through the activity roller drives the axostylus axostyle and carries out intermittent type nature and rotate, can carry out the punching press to panel through the stamping device of upper end sustainability, improves the shaping effect of panel.
Preferably; the vibration unit comprises a sliding rack, an incomplete gear column, a complete gear column, an execution motor, an adjusting spring, an auxiliary circular plate and a solid iron block; the sliding rack is arranged inside the stamping head in a sliding fit mode, an auxiliary circular plate is arranged at the lower end of the sliding rack, a solid iron block is arranged at the lower end of the auxiliary circular plate in a threaded connection mode, the adjusting spring is sleeved at the lower end of the sliding rack, and the adjusting spring is matched with the auxiliary circular plate; the incomplete gear columns are symmetrically arranged inside the stamping head through bearings, are distributed on two sides of the sliding rack, and are meshed with the sliding rack; a complete gear column is arranged at the left side position of the sliding rack and inside the stamping head; the executing motor is arranged inside the stamping head through a motor base, and an output shaft of the executing motor is connected with a shaft head of an incomplete gear column; after the plate is subjected to preliminary punch forming, the execution motor continuously works to drive the sliding rack to reciprocate, so that the stamping piece is subjected to small-amplitude vibration under the action of the solid iron block; the forming effect of the stamping part is improved, and the stamping resilience amplitude of the bending part of the stamping part is reduced.
Preferably; the auxiliary unit comprises an auxiliary cylinder and a steel ring; the auxiliary cylinders are uniformly arranged on the outer wall of the lower end of the stamping sleeve; the lower end of the auxiliary cylinder is provided with a steel ring, and the steel ring is sleeved on the outer wall of the stamping head in a movable connection mode; when the device is used, the auxiliary cylinder drives the steel ring to move out of the stamping sleeve, so that the device can be used for performing primary stamping forming on automobile parts conveniently, and then the auxiliary cylinder moves the steel ring into the stamping sleeve during secondary molding forming, so that the forming effect of the stamped automobile parts is ensured; the auxiliary unit is used for assisting the punched plate, so that the plate is convenient to indent when being subjected to punch forming, and the plate is prevented from being broken in the deformation process; thereby improving the punch forming effect of the plate.
Preferably; the stripping unit comprises a limiting rod, a limiting spring, a sliding frame, a stripping spring and a stripping chuck; the limiting rod is arranged on the upper side face of the circular cavity on the base, a limiting spring is sleeved on the outer wall of the limiting rod, the sliding frame is arranged on the limiting rod in a sliding fit mode and is matched with the limiting spring, a stripping chuck is arranged on the outer wall of the upper end of the sliding frame through the stripping spring, the movable turntable is matched with the sliding frame to drive the sliding frame to move, and when the stripping chuck moves to the lower end of a stamped part in the moving process of the sliding frame, the stripping chuck drives the stripping chuck to pop out the inside of the sliding frame under the action of the stripping spring to be matched with the stamped automobile part to pop out the stamped groove hole of the cover sleeve; the stripping unit is convenient for stripping the stamping part formed by stamping, thereby improving the stripping efficiency of the automobile parts.
Preferably; the rubber sleeve is arranged on the outer wall of the movable roller, so that the abrasion strength of the movable roller is reduced when the movable roller is matched with the transmission chuck; and the matching effect between the movable roller and the transmission chuck is improved.
Preferably; the upper end of the stripping chuck is of an arc-shaped structure, so that the stamping part can be conveniently stripped, and the stripping efficiency of the stamping part after stamping forming is improved.
Preferably; the steel ring be the toper structure be convenient for the steel ring to carry out the punching press plastic mould to panel to improve the stamping forming effect of steel sheet.
The invention has the beneficial effects that:
1. according to the invention, the plate is prevented from being broken in the deformation process through the cooperation of the auxiliary units in the stamping process, the molding effect of the stamping part is improved through the continuous reciprocating vibration of the vibration unit to the interior of the stamping part after stamping, and the rebound amplitude of the internal bending part of the stamping part is reduced; the molding effect of the stamping part is ensured.
2. The auxiliary unit provided by the invention is used for assisting the punched plate, so that the plate is convenient to indent when being punched and formed, and the plate is prevented from being broken in the deformation process; thereby improving the punch forming effect of the plate.
3. The stripping unit provided by the invention is convenient for stripping the stamping part formed by stamping, thereby improving the stripping efficiency of the automobile parts.
4. When the plate is punched, the plate is manually placed at the upper end of the punching groove hole in the cover sleeve and is punched and formed by the punching device, and after the punching and forming, the formed punching part is subjected to stripping by the stripping unit, and the position switching of the punching device is realized by matching with the work of the intermittent transmission unit to complete the continuous punching of the plate, so that the punching efficiency of the plate is improved.
Drawings
The invention is further illustrated by the following examples in conjunction with the drawings.
Fig. 1 is a schematic view of a first three-dimensional structure of the present invention.
Fig. 2 is a second perspective view of the present invention.
Fig. 3 is a sectional view taken along the line M-M of fig. 1 according to the present invention.
Fig. 4 is a sectional view taken along the position N-N in fig. 1 according to the present invention.
Figure 5 is a top view of the invention between the ram head and the vibratory unit.
Fig. 6 is a partial enlarged view of the invention at a in fig. 3.
Fig. 7 is a partial enlarged view of the invention at B in fig. 3.
Fig. 8 is a partial enlarged view of the invention at C in fig. 3.
Fig. 9 is a partial structural plan view of the intermittent drive unit of the present invention.
In the figure: 1. a lower stamping die; 2. a support device; 3. a stamping device; 11. a base; 12. covering the cover; 13. a stripping unit; 14. an intermittent drive unit; 21. a threaded ring sleeve; 22. a movable shaft; 23. a top plate; 31. a hydraulic cylinder; 32. a movable plate; 33. an arc-shaped guide plate; 34. punching a sleeve; 35. fixing the spring; 36. an electric slip ring; 37. a threaded ring; 38. punching a head; 39. an auxiliary unit; 30. a vibration unit; 141. a shaft lever; 142. a transmission chuck; 143. a movable turntable; 144. a square column; 145. a drive motor; 146. a drive disk; 147. a movable roller; 301. a sliding rack; 302. an incomplete gear column; 303. a full gear column; 304. an actuator motor; 305. adjusting the spring; 306. an auxiliary circular plate; 307. a solid iron block; 391. an auxiliary cylinder; 392. a steel ring; 131. a limiting rod; 132. a limiting spring; 133. a carriage; 134. a material removing spring; 135. and (4) a stripping chuck.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
Referring to fig. 1, 2 and 3, the multi-station automatic stamping die for automobile parts comprises a lower stamping die 1, a supporting device 2 and a stamping device 3; and a supporting device 2 is arranged at the upper end of the lower stamping die 1, and a stamping device 3 is arranged at the upper end of the supporting device 2.
Referring to fig. 3 and 4, the lower stamping die 1 comprises a base 11, a cover sleeve 12, a stripping unit 13 and an intermittent transmission unit 14; the upper end of the base 11 is provided with a circular cavity, the side wall of the circular cavity on the base 11 is uniformly provided with stripping units 13 in a sliding fit mode, the inside of the circular cavity of the base 11 is provided with an intermittent transmission unit 14 in a movable connection mode, and the intermittent transmission unit 14 is matched with the stripping units 13; the upper end of the base 11 is in threaded connection with a cover sleeve 12, and a circular cavity communicated with the circular cavity on the base 11 is arranged in the middle of the cover sleeve 12; the upper end of the cover sleeve 12 is uniformly provided with stamping slotted holes; the plate needing to be punched is manually placed at the upper end of the punching groove hole in the cover sleeve 12 and is punched and formed through the punching device 3, after punching and forming, the formed punching part is stripped through the stripping unit 13, and the position switching of the punching device 3 is realized by matching with the work of the intermittent transmission unit 14, so that the continuous punching of the plate is completed, and the punching efficiency of the plate is improved.
Referring to fig. 8, the stripping unit 13 includes a limiting rod 131, a limiting spring 132, a sliding frame 133, a stripping spring 134 and a stripping chuck 135; the limiting rod 131 is arranged on the upper side face of the circular cavity on the base 11, the limiting spring 132 is sleeved on the outer wall of the limiting rod 131, the sliding frame 133 is arranged on the limiting rod 131 in a sliding fit mode, the sliding frame 133 is matched with the limiting spring 132, the material release chuck 135 is installed on the outer wall of the upper end of the sliding frame 133 through the material release spring 134, the upper end of the material release chuck 135 is of an arc-shaped structure, so that the punching part formed by punching can be conveniently demolded, and the demolding efficiency of the punching part formed by punching is improved; the movable turntable 143 is matched with the sliding frame 133 to drive the sliding frame 133 to move, when the stripping chuck 135 moves to the lower end of the stamped part in the moving process of the sliding frame 133, the stripping chuck 135 drives the stripping chuck 135 to pop out of the inside of the sliding frame 133 under the action of the stripping spring 134, and the stamped automobile part pops out of a stamping slotted hole of the cover sleeve 12 under the action of the stripping chuck 135; the stripping unit 13 is convenient for stripping the stamping parts formed by stamping, thereby improving the stripping efficiency of the automobile parts.
Referring to fig. 4, 7 and 9, the intermittent drive unit 14 includes a shaft 141, a drive chuck 142, a movable turntable 143, a square column 144, a drive motor 145, a drive disk 146 and a movable roller 147; the shaft rod 141 is arranged on the inner wall of the bottom end of the circular cavity of the base 11 through a bearing, the outer wall of the middle part of the shaft rod 141 is provided with a transmission chuck 142, the transmission chuck 142 is uniformly provided with U-shaped grooves, the outer wall of the upper end of the shaft rod 141 is provided with a movable turntable 143, the side wall of the movable turntable 143 is uniformly provided with an arc-shaped protruding structure, and the movable turntable 143 is matched with the sliding frame 133; a square column 144 is arranged on the upper side of the movable turntable 143; the driving motor 145 is mounted on the inner wall of the bottom end of the circular cavity of the base 11 through a motor base, the output shaft of the driving motor 145 is mounted with a driving disc 146 through a coupler, the driving disc 146 is provided with a movable roller 147 through a bearing, and the outer wall of the movable roller 147 is provided with a rubber sleeve to reduce the abrasion strength of the movable roller 147 when the movable roller 147 is matched with the transmission chuck 142; and the cooperation effect between the movable roller 147 and the transmission chuck 147 is improved; and the movable roller 147 is matched with the U-shaped groove of the movable turntable 143; keep driving disc 146 to continuously rotate through driving motor 145 work, drive axostylus axostyle 141 through the effect of activity roller 147 and carry out intermittent type nature and rotate, can carry out the punching press to panel through the stamping device 3 of upper end continuously, improve the shaping effect of panel.
Referring to fig. 3, the supporting device 2 includes a threaded collar 21, a movable shaft 22 and a top plate 23; the threaded ring sleeve 21 is arranged in the circular cavity of the cover sleeve 12 in a threaded connection mode; a movable shaft 22 is arranged in the middle of the threaded ring sleeve 21 through a bearing, a square through hole is formed in the lower end of the movable shaft 22, the square through hole in the lower end of the movable shaft 22 is matched with the square column 144, and a top plate 23 is arranged at the upper end of the movable shaft 22; arc guide holes are uniformly formed in the top plate 23; the supporting device 2 provides a fulcrum for the stamping device 3, so that the stamping device 3 can rapidly stamp the sheet materials conveniently.
Referring to fig. 3 and 6, the stamping device 3 includes a hydraulic cylinder 31, a movable plate 32, an arc-shaped guide plate 33, a stamping sleeve 34, a fixed spring 35, an electric slip ring 36, a threaded ring 37, a stamping head 38, an auxiliary unit 39 and a vibration unit 30; the hydraulic cylinders 31 are uniformly arranged at the upper end of the top plate 23, the movable plate 32 is arranged at the upper end of the hydraulic cylinders 31, the arc-shaped guide plates 33 are uniformly arranged at the lower ends of the movable plates 32, the lower ends of the arc-shaped guide plates 33 penetrate through the arc-shaped guide holes of the top plate 23 in a movable connection mode, the stamping sleeve 34 is arranged at the lower ends of the arc-shaped guide plates 33 in a sliding fit mode, stepped round holes are formed in the stamping sleeve 34, an electric sliding ring 36 is arranged on the inner wall of each stepped round hole in the stamping sleeve 34 in a movable connection mode, a threaded ring 37 is arranged on the inner wall of the electric sliding ring 36, and fine adjustment of the position of the stamping head 38 can be achieved by driving the threaded ring 37 to rotate through the electric sliding ring 36, so that the stamping effect of the stamping head 38 on plates is improved; the punching head 38 is arranged at the lower end of the punching sleeve 34 by matching with the threaded ring 37; the outer wall of the upper end of the stamping head 38 is connected with the inner wall of the circular hole on the stamping sleeve 34 through a fixed spring 35; the vibration unit 30 is arranged in the punching head 38, the auxiliary unit 39 is sleeved on the outer wall of the punching head 38, and the auxiliary unit 39 is arranged at the lower end of the punching sleeve 34; the punching device 3 is used for punching the plate; the arc guide plate 33 is driven to reciprocate by the hydraulic cylinder 31, and the plate is stamped under the action of the stamping head 38; in addition, the auxiliary unit 39 is matched during stamping, so that the plate forming effect is improved, the plate is prevented from being broken in the rapid deformation process, the molding effect of the stamping part is improved through the matching action of the vibration unit 30 after the stamping forming, the stamping rebound amplitude of the bending part of the stamping part is reduced, and the quality of the stamping part is ensured; the punching device 3 can simultaneously and rapidly punch a plurality of plates, so that the forming efficiency of the punching part is improved, the plates are prevented from being broken in the deformation process through the cooperation of the auxiliary unit 39 in the punching process, the molding effect of the punching part is improved through the continuous reciprocating vibration of the vibration unit 30 in the punching part after punching, and the rebound amplitude of the inner bending part of the punching part is reduced; the forming effect of the stamping part is ensured.
Referring to fig. 6, the auxiliary unit 39 includes an auxiliary cylinder 391 and a steel ring 392; the auxiliary cylinders 391 are uniformly arranged on the outer wall of the lower end of the stamping sleeve 34; the lower end of the auxiliary cylinder 391 is provided with a steel ring 392, and the steel ring 392 is sleeved on the outer wall of the punching head 38 in a movable connection way; the steel ring 392 is of a conical structure, so that the steel ring 392 can punch and mold the plate conveniently, and the punch forming effect of the steel plate is improved; when the device is used, the auxiliary cylinder 391 drives the steel ring 392 to move, so that the steel ring 392 is moved out of the stamping sleeve 34, the device can perform primary stamping forming on automobile parts conveniently, and then the auxiliary cylinder 391 moves the steel ring 392 into the stamping sleeve 34 during secondary stamping forming, so that the forming effect of stamped automobile parts is ensured; the auxiliary unit 39 is used for assisting the punched plate, so that the plate is convenient to indent when being punched and formed, and the plate is prevented from being broken in the deformation process; thereby improving the punch forming effect of the plate.
Referring to fig. 5 and 6, the vibration unit 30 includes a sliding rack 301, an incomplete gear column 302, a complete gear column 303, an actuator motor 304, an adjustment spring 305, an auxiliary circular plate 306, and a solid iron block 307; the sliding rack 301 is arranged inside the punching head 38 in a sliding fit mode, an auxiliary circular plate 306 is arranged at the lower end of the sliding rack 301, a solid iron block 307 is arranged at the lower end of the auxiliary circular plate 306 in a threaded connection mode, the adjusting spring 305 is sleeved at the lower end of the sliding rack 301, and the adjusting spring 305 is matched with the auxiliary circular plate 306; the incomplete gear columns 302 are symmetrically arranged inside the stamping head 38 through bearings, the incomplete gear columns 302 are distributed on two sides of the sliding rack 301, and the incomplete gear columns 302 are meshed with the sliding rack 301; a full gear column 303 is arranged at the left position of the sliding rack 301 and inside the stamping head 38; the sliding rack 301 is kept stable by the action of the complete gear column 303 in the process of moving up and down, so that the sliding rack 301 is prevented from deflecting; the execution motor 304 is arranged inside the stamping head 38 through a motor base, and an output shaft of the execution motor 304 is connected with a shaft head of an incomplete gear column 302; after the plates are subjected to preliminary punch forming, the execution motor 304 continuously works to drive the sliding rack 301 to reciprocate, so that the stamping parts are subjected to small-amplitude vibration under the action of the solid iron block 307; the forming effect of the stamping part is improved, and the stamping resilience amplitude of the bending part of the stamping part is reduced.
Particularly, when the multi-station automatic automobile part stamping die is used for stamping plates; manually placing a plate to be punched on the upper end of the punching groove hole on the cover sleeve 12, and driving the steel ring 392 to move through the auxiliary cylinder 391 to move the steel ring 392 out of the punching sleeve 34 before punching; the arc guide plate 33 is driven to reciprocate by the hydraulic cylinder 31, and the plate is stamped under the action of the stamping head 38; the auxiliary unit 39 is matched during stamping, the plate forming effect is improved, the plate is prevented from being broken in the rapid deformation process, the steel ring 392 is moved into the stamping sleeve 34 through the auxiliary cylinder 391 during secondary molding, the stamping head 38 is used for stamping again to complete the forming of the automobile stamping part, the plate is prevented from being broken in the rapid deformation process through secondary stamping, and after the plate is subjected to primary stamping forming, the execution motor 304 continuously works to drive the sliding rack 301 to reciprocate, so that the stamping part is vibrated in a small amplitude under the action of the solid iron block 307; the forming effect of the stamping part is improved, and the stamping rebound amplitude of the bending part of the stamping part is reduced; and finally, the driving disc 146 is kept to rotate continuously by the work of the driving motor 145, the shaft rod 141 is driven to rotate intermittently under the action of the movable roller 147, the plate can be continuously stamped by the stamping device 3 at the upper end, the movable turntable 143 is matched with the sliding frame 133 to drive the sliding frame 133 to move, and when the stripping chuck 135 moves to the lower end of the stamped part in the moving process of the sliding frame 133, the stripping chuck 135 drives the stripping chuck 135 to pop out of the sliding frame 133 under the action of the stripping spring 134 to be matched with the stamped automobile part to pop out of the stamped slotted hole of the cover sleeve 12.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A multi-station automatic stamping die for automobile parts comprises a lower stamping die (1), a supporting device (2) and a stamping device (3); the method is characterized in that: the upper end of the lower stamping die (1) is provided with a supporting device (2), and the upper end of the supporting device (2) is provided with a stamping device (3); wherein:
the lower stamping die (1) comprises a base (11), a cover sleeve (12), a stripping unit (13) and an intermittent transmission unit (14); the upper end of the base (11) is provided with a circular cavity, the side wall of the circular cavity on the base (11) is uniformly provided with stripping units (13) in a sliding fit mode, the inside of the circular cavity of the base (11) is provided with an intermittent transmission unit (14) in a movable connection mode, and the intermittent transmission unit (14) is matched with the stripping units (13); a cover sleeve (12) is arranged at the upper end of the base (11), and a circular cavity communicated with the circular cavity on the base (11) is arranged in the middle of the cover sleeve (12); stamping slotted holes are uniformly formed in the upper end of the cover sleeve (12);
the supporting device (2) comprises a threaded ring sleeve (21), a movable shaft (22) and a top plate (23); the threaded ring sleeve (21) is arranged in the circular cavity of the cover sleeve (12) in a threaded connection mode; a movable shaft (22) is arranged in the middle of the threaded ring sleeve (21) through a bearing, a square through hole is formed in the lower end of the movable shaft (22), the square through hole in the lower end of the movable shaft (22) is matched with the intermittent transmission unit (14), and a top plate (23) is mounted at the upper end of the movable shaft (22); arc guide holes are uniformly formed in the top plate (23);
the stamping device (3) comprises a hydraulic cylinder (31), a movable plate (32), an arc-shaped guide plate (33), a stamping sleeve (34), a fixed spring (35), an electric slip ring (36), a threaded ring (37), a stamping head (38), an auxiliary unit (39) and a vibration unit (30); the stamping device is characterized in that the hydraulic cylinders (31) are uniformly arranged at the upper end of the top plate (23), the upper end of the hydraulic cylinder (31) is provided with the movable plate (32), the lower end of the movable plate (32) is uniformly provided with the arc guide plate (33), the lower end of the arc guide plate (33) penetrates through the arc guide hole of the top plate (23) in a movable connection mode, the stamping sleeve (34) is arranged at the lower end of the arc guide plate (33) in a sliding fit mode, stepped round holes are formed in the stamping sleeve (34), the inner walls of the stepped round holes in the stamping sleeve (34) are provided with the electric slip rings (36) in a movable connection mode, the inner walls of the electric slip rings (36) are provided with threaded rings (37), and the stamping head (38) is arranged at the lower end of the stamping sleeve (34) in a matched mode with the threaded rings (37); the outer wall of the upper end of the stamping head (38) is connected with the inner wall of the round hole in the stamping sleeve (34) through a fixed spring (35); a vibration unit (30) is arranged in the stamping head (38), an auxiliary unit (39) is sleeved on the outer wall of the stamping head (38), and the auxiliary unit (39) is arranged at the lower end of the stamping sleeve (34);
the vibration unit (30) comprises a sliding rack (301), an incomplete gear column (302), a complete gear column (303), an execution motor (304), an adjusting spring (305), an auxiliary circular plate (306) and a solid iron block (307); the sliding rack (301) is arranged inside the stamping head (38) in a sliding fit mode, an auxiliary circular plate (306) is arranged at the lower end of the sliding rack (301), a solid iron block (307) is arranged at the lower end of the auxiliary circular plate (306) in a threaded connection mode, the adjusting spring (305) is sleeved at the lower end of the sliding rack (301), and the adjusting spring (305) is matched with the auxiliary circular plate (306); the incomplete gear column (302) is arranged inside the punching head (38) through a bearing, the incomplete gear column (302) is distributed on the right side of the sliding rack (301), and the incomplete gear column (302) is meshed with the sliding rack (301); a complete gear column (303) is arranged at the left position of the sliding rack (301) and inside the stamping head (38); the complete gear column (303) is meshed with the sliding rack (301); the executing motor (304) is arranged inside the stamping head (38) through a motor base, and an output shaft of the executing motor (304) is connected with a shaft head of the incomplete gear column (302);
the auxiliary unit (39) comprises an auxiliary cylinder (391) and a steel ring (392); the auxiliary cylinders (391) are uniformly arranged on the outer wall of the lower end of the stamping sleeve (34); a steel ring (392) is installed at the lower end of the auxiliary cylinder (391), and the steel ring (392) is sleeved on the outer wall of the stamping head (38) in a movable connection mode.
2. The automatic stamping die for multi-station automobile parts as claimed in claim 1, wherein: the intermittent transmission unit (14) comprises a shaft rod (141), a transmission chuck (142), a movable turntable (143), a square column (144), a driving motor (145), a driving disc (146) and a movable roller (147); the shaft rod (141) is arranged on the inner wall of the bottom end of the circular cavity of the base (11) through a bearing, a transmission chuck (142) is arranged on the outer wall of the middle part of the shaft rod (141), U-shaped grooves are uniformly formed in the transmission chuck (142), a movable turntable (143) is arranged on the outer wall of the upper end of the shaft rod (141), an arc-shaped protruding structure is uniformly arranged on the side wall of the movable turntable (143), and the movable turntable (143) is matched with the sliding frame (133); a square column (144) is arranged on the upper side surface of the movable turntable (143); the driving motor (145) is installed on the inner wall of the bottom end of the circular cavity of the base (11) through a motor base, the output shaft of the driving motor (145) is provided with a driving disc (146) through a coupler, the driving disc (146) is provided with a movable roller (147) through a bearing, and the movable roller (147) is matched with the U-shaped groove of the movable turntable (143).
3. The automatic stamping die for multi-station automobile parts as claimed in claim 1, wherein: the stripping unit (13) comprises a limiting rod (131), a limiting spring (132), a sliding frame (133), a stripping spring (134) and a stripping chuck (135); gag lever post (131) set up the side of going up of circular cavity on base (11), and the outer wall cover of gag lever post (131) is equipped with spacing spring (132), carriage (133) set up on gag lever post (131) through sliding fit mode, and carriage (133) and spacing spring (132) cooperate, the upper end outer wall of carriage (133) is installed through taking off material spring (134) and is taken off material dop (135).
4. The automatic stamping die for multi-station automobile parts as claimed in claim 2, wherein: the outer wall of the movable roller (147) is provided with a rubber sleeve.
5. The automatic stamping die for multi-station automobile parts as claimed in claim 3, wherein: the upper end of the stripping chuck (135) is of an arc-shaped structure.
6. The automatic stamping die for multi-station automobile parts as claimed in claim 1, wherein: the steel ring (392) is of a conical structure.
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| CN202110840346.2A CN113579044B (en) | 2021-07-24 | 2021-07-24 | Automatic stamping die of multistation automobile parts |
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| CN202110840346.2A CN113579044B (en) | 2021-07-24 | 2021-07-24 | Automatic stamping die of multistation automobile parts |
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| CN113579044B true CN113579044B (en) | 2023-01-20 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114192614B (en) * | 2021-12-09 | 2022-08-23 | 仪征海天铝业有限公司 | Extrusion device and processing method for aluminum alloy section |
| CN116765229B (en) * | 2023-05-18 | 2023-12-01 | 高能数造(西安)技术有限公司 | Stamping device and stamping process for battery pack busbar battery connecting sheet |
| CN116944314B (en) * | 2023-09-04 | 2024-04-02 | 济南昊中自动化有限公司 | Automatic stamping device for automobile parts |
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| CN113579044A (en) | 2021-11-02 |
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