Stamping die for positioning pin machining

Abstract

The utility model relates to the technical field of positioning pin machining, and discloses a stamping die for positioning pin machining, which comprises a machining table, a stamping device is arranged above the machining table, and the stamping device comprises a stamping part; and the stamping part comprises a stamping block, a bottom die, a second hydraulic rod and a mounting plate. According to the stamping die for positioning pin machining, a first hydraulic rod, a top plate, a fixing plate, a first spring, a push plate, a gear, a rack, a limiting block, a ratchet wheel, a rotating shaft, a mounting rod, a rotating block and a mounting base are arranged, and the first hydraulic rod is controlled to extend, so that the top plate ejects a metal pin upwards; the gear drives the rack and the push plate to move leftwards, the metal pin is discharged leftwards, workers only need to put a steel billet into the bottom die, the labor intensity of the workers is reduced, and the machining efficiency of the device is improved; and a second spring is arranged, so that the rotating block is prevented from standing up after colliding with the ratchet wheel during descending, and follow-up use is not affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to positioning pin processing technical field, concretely is a kind of stamping die for positioning pin processing. BACKGROUND

[0002] Positioning pin is a kind of part for limiting the freedom of object, mainly used to ensure the relative position accuracy between parts in mechanical manufacturing process.

[0003] Chinese patent discloses a kind of stamping die for mechanical metal accessory production, and the publication number is CN210146734U, including lower die holder and upper die holder, the upper end of lower die holder is fixedly connected with lower die, the upper end of lower die is equipped with cavity on both sides, two cavities are all provided with die core, die core is equipped with accessory forming groove, the upper end of lower die holder is fixedly installed with hydraulic cylinder on one side by support frame, the telescopic end of hydraulic cylinder is fixedly connected with the top of upper die holder, the top of upper die holder is all fixedly connected with the top of lower die holder by guide mechanism, the lower end of upper die holder is all fixedly connected with the upper die of accessory forming groove matched with, the upper end of lower die is rotatably connected with middle plate on one side, the stable stamping between upper die and lower die can be realized, effectively improve the quality of stamping forming, and by being provided with cooling device, the cooling speed of forming article is accelerated, and cooling forming time is shortened.

[0004] But still include following shortcoming: device is controlled by hydraulic cylinder, controls upper die and presses downward, but the metal part of stamping is not convenient to take out from lower die, influence the stamping efficiency of metal part.Therefore, we propose a kind of stamping die for positioning pin processing to solve this problem. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of stamping die for positioning pin processing to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of stamping die for positioning pin processing, including processing table, the processing table is provided with stamping device above, the stamping device includes stamping part;

[0007] The stamping part includes stamping block, bottom die, second hydraulic rod and mounting plate, the second hydraulic rod output rod bottom surface is fixedly connected with the mounting plate top surface, the mounting plate bottom surface is fixedly connected with the stamping block top surface, the bottom die bottom surface is fixedly connected with the processing table top surface;

[0008] The processing table is provided with discharge part above;

[0009] The discharging part comprises a first hydraulic rod, a top plate, a fixed plate, a push plate, a gear, a rack, a ratchet wheel, a rotating shaft, a rotating block and a mounting seat, the ratchet wheel and the gear are fixedly sleeved on the outer surface of the rotating shaft, the right end surface of the rack is fixedly connected with the left end surface of the push plate, the bottom surface of the fixed plate is fixedly connected with the top surface of the bottom die, the bottom end of the rotating block is rotationally connected with the inner wall of the mounting seat through a pin, and the top surface of the output rod of the first hydraulic rod is fixedly connected with the bottom surface of the top plate.

[0010] Further improvement lies in that the punching part further comprises a support, the bottom surface of the support is fixedly connected with the top surface of the machining table, and the top end of the second hydraulic rod is fixedly penetrated through the inner wall of the support and extends above the support.

[0011] Further improvement lies in that the first hydraulic rod and the top plate are arranged on the inner side of the bottom die, the bottom end of the first hydraulic rod is fixedly penetrated through the top surface of the machining table and extends to the inner side of the machining table, and the first hydraulic rod and the top plate are arranged to facilitate taking out the punched metal pin.

[0012] Further improvement lies in that the discharging part further comprises a first spring, a limiting block, a mounting rod and a second spring, the back surface of the rotating shaft is rotationally connected with the inner wall of the support through a bearing seat, the outer surface of the rack is provided with a sliding groove, the outer surface of the limiting block extends to the inside of the sliding groove and is slidably connected with the inner wall of the sliding groove, and the bottom surface of the limiting block is fixedly connected with the top surface of the bottom die.

[0013] Further improvement lies in that the right end of the first spring is fixedly connected with the left end surface of the fixed plate, and the left end of the first spring is fixedly connected with the right end surface of the push plate.

[0014] Further improvement lies in that the right end surface of the mounting rod is fixedly connected with the left end surface of the mounting plate, and the left end surface of the mounting seat is fixedly connected with the outer surface of the mounting rod.

[0015] Further improvement lies in that the right end of the second spring is fixedly connected with the outer surface of the rotating block, and the left end of the second spring is fixedly connected with the outer surface of the mounting rod.

[0016] Compared with the prior art, the beneficial effects of the utility model are: the stamping die for positioning pin processing, through setting first hydraulic rod, top plate, fixed plate, first spring, push plate, gear, rack, limit block, ratchet wheel, rotating shaft, mounting rod, rotating block and mounting seat, through controlling first hydraulic rod elongation, make top plate upward eject metal pin, when installation plate moves upward, rotating block pushes ratchet wheel to rotate, make gear drive rack and push plate move to left side, make metal pin discharge to left side, worker only needs to put steel billet into bottom die, reduces labor intensity of worker, improves device processing efficiency; through setting second spring, prevent rotating block from rising after colliding with ratchet wheel when descending, influence subsequent use; through setting support, stamping block, bottom die, second hydraulic rod and installation plate, through controlling second hydraulic rod, can make stamping block downward stamping. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the three-dimensional structure schematic view of the stamping device of the utility model;

[0018] Figure 2 It is the three-dimensional structure sectional view of the stamping device of the utility model;

[0019] Figure 3 It is the three-dimensional structure partial sectional view of the utility model discharge part;

[0020] Figure 4 It is Figure 3 It is the structure enlarged view of A in the middle;

[0021] Figure 5 It is the three-dimensional structure partial sectional view of the stamping device of the utility model.

[0022] In the drawing: 1 processing table, 2 stamping device, 21 discharge part, 22 stamping part, 211 first hydraulic rod, 212 top plate, 213 fixed plate, 214 first spring, 215 push plate, 216 gear, 217 rack, 218 limit block, 219 ratchet wheel, 210 rotating shaft, 201 mounting rod, 202 rotating block, 203 second spring, 204 mounting seat, 221 support, 222 stamping block, 223 bottom die, 224 second hydraulic rod, 225 installation plate. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] Please refer to Figures 1-5The utility model provides a kind of technical scheme: a stamping die for positioning pin processing, including processing table 1, processing table 1 top is provided with stamping device 2, and stamping device 2 includes stamping part 22;

[0025] Stamping part 22 includes stamping block 222, bottom die 223, second hydraulic rod 224 and mounting plate 225, and the output rod bottom surface of second hydraulic rod 224 is fixedly connected with the top surface of mounting plate 225, the bottom surface of mounting plate 225 is fixedly connected with the top surface of stamping block 222, and the bottom surface of bottom die 223 is fixedly connected with the top surface of processing table 1.

[0026] Stamping part 22 further includes support 221, and the bottom surface of support 221 is fixedly connected with the top surface of processing table 1, and the top end outer surface of second hydraulic rod 224 is fixedly penetrated through the inner wall of support 221 and extends to the upper side of support 221, by being provided with support 221, stamping block 222, bottom die 223, second hydraulic rod 224 and mounting plate 225, by controlling second hydraulic rod 224, stamping block 222 can be pressed downward.

[0027] Processing table 1 top is provided with discharge part 21.

[0028] Discharge part 21 includes first hydraulic rod 211, top plate 212, fixed plate 213, push plate 215, gear 216, rack 217, ratchet wheel 219, rotating shaft 210, rotating block 202 and mounting seat 204, and ratchet wheel 219 and gear 216 are fixedly sleeved on the outer surface of rotating shaft 210, the right end surface of rack 217 is fixedly connected with the left end surface of push plate 215, the bottom surface of fixed plate 213 is fixedly connected with the top surface of bottom die 223, the bottom end of rotating block 202 is rotatably connected with the inner wall of mounting seat 204 by means of pin, the top surface of the output rod of first hydraulic rod 211 is fixedly connected with the bottom surface of top plate 212, and discharge part 21 further includes first spring 214, limiting block 218, mounting rod 201 and second spring 203.

[0029] First hydraulic rod 211 and top plate 212 are both arranged inside bottom die 223, and the outer surface of the bottom end of first hydraulic rod 211 is fixedly penetrated through the top surface of processing table 1 and extends to the inside of processing table 1.

[0030] The right end of first spring 214 is fixedly connected with the left end surface of fixed plate 213, the left end of first spring 214 is fixedly connected with the right end surface of push plate 215, the back surface of rotating shaft 210 is rotatably connected with the inner wall of support 221 by means of bearing seat, the outer surface of rack 217 is provided with sliding slot, the outer surface of limiting block 218 extends to the inside of sliding slot and is slidably connected with the inner wall of sliding slot, and the bottom surface of limiting block 218 is fixedly connected with the top surface of bottom die 223.

[0031] The right end surface of the mounting rod 201 is fixedly connected with the left end surface of the mounting plate 225, and the left end surface of the mounting base 204 is fixedly connected with the outer surface of the mounting rod 201, through the first hydraulic rod 211, the top plate 212, the fixed plate 213, the first spring 214, the push plate 215, the gear 216, the rack 217, the limiting block 218, the ratchet wheel 219, the rotating shaft 210, the mounting rod 201, the rotating block 202 and the mounting base 204, the first hydraulic rod 211 is controlled to be elongated, so that the top plate 212 pushes the metal pin upward, and when the mounting plate 225 moves upward, the rotating block 202 drives the ratchet wheel 219 to rotate, the gear 216 drives the rack 217 and the push plate 215 to move to the left side, so that the metal pin is discharged to the left side, and the worker only needs to put the steel billet into the bottom die 223, thereby reducing the labor intensity of the worker and improving the processing efficiency of the device.

[0032] The right end of the second spring 203 is fixedly connected with the outer surface of the rotating block 202, and the left end of the second spring 203 is fixedly connected with the outer surface of the mounting rod 201, through the second spring 203, the rotating block 202 is prevented from being erected after colliding with the ratchet wheel 219 when descending, thereby affecting subsequent use.

[0033] In use, the steel billet is placed in the bottom die 223, the second hydraulic rod 224 is controlled to be elongated, the mounting plate 225 and the stamping block 222 are driven by the output rod of the second hydraulic rod 224 to move downward, so that the metal pin is stamped, after stamping, the second hydraulic rod 224 is controlled to be shortened, the first hydraulic rod 211 is controlled to be elongated, the output rod of the first hydraulic rod 211 drives the top plate 212 to move upward, the top plate 212 pushes the metal pin upward out of the bottom die 223, when the second hydraulic rod 224 is shortened, the mounting plate 225 and the mounting rod 201 move upward, the mounting rod 201 drives the rotating block 202 to move upward, the rotating block 202 drives the ratchet wheel 219 to rotate, the ratchet wheel 219 drives the rotating shaft 210 and the gear 216 to rotate, the gear 216 drives the rack 217 to move to the left side, the rack 217 drives the push plate 215 to move to the left side, and the push plate 215 pushes the metal pin to the left side for discharging, when the rotating block 202 is separated from the ratchet wheel 219, the first spring 214 is shortened, and the push plate 215 is pulled to reset to the right side.

[0034] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A stamping die for positioning pin machining, comprising a machining table (1), characterized in that: The processing table (1) is provided with a punching device (2) above, the punching device (2) includes a punching part (22); The punching part (22) includes a punching block (222), a bottom die (223), a second hydraulic rod (224) and a mounting plate (225), the second hydraulic rod (224) is fixedly connected with the mounting plate (225) on the bottom surface of the output rod, the mounting plate (225) is fixedly connected with the punching block (222) on the bottom surface, and the bottom die (223) is fixedly connected with the top surface of the processing table (1); The processing table (1) is provided with a discharging part (21) above; The discharging part (21) includes a first hydraulic rod (211), a top plate (212), a fixed plate (213), a push plate (215), a gear (216), a rack (217), a ratchet wheel (219), a rotating shaft (210), a rotating block (202) and a mounting seat (204), the ratchet wheel (219) and the gear (216) are fixedly sleeved on the outer surface of the rotating shaft (210), the rack (217) is fixedly connected with the left end surface of the push plate (215), the fixed plate (213) is fixedly connected with the top surface of the bottom die (223), the rotating block (202) is rotatably connected with the inner wall of the mounting seat (204) through a pin, and the first hydraulic rod (211) is fixedly connected with the bottom surface of the top plate (212) on the top surface of the output rod.

2. The stamping die for positioning pin machining according to claim 1, characterized in that: The punching part (22) further includes a support (221), the support (221) is fixedly connected with the top surface of the processing table (1) on the bottom surface, and the top end of the second hydraulic rod (224) is fixedly penetrated through the inner wall of the support (221) and extends above the support (221).

3. The stamping die for positioning pin machining according to claim 1, characterized in that: The first hydraulic rod (211) and the top plate (212) are arranged on the inner side of the bottom die (223), and the bottom end of the first hydraulic rod (211) is fixedly penetrated through the top surface of the processing table (1) and extends to the inner side of the processing table (1).

4. The stamping die for positioning pin machining according to claim 1, characterized in that: The discharging part (21) further includes a first spring (214), a limiting block (218), a mounting rod (201) and a second spring (203), the rotating shaft (210) is rotatably connected with the inner wall of the support (221) through a bearing seat, the outer surface of the rack (217) is provided with a sliding groove, the outer surface of the limiting block (218) extends to the inside of the sliding groove and is slidably connected with the inner wall of the sliding groove, and the bottom surface of the limiting block (218) is fixedly connected with the top surface of the bottom die (223).

5. The stamping die for positioning pin machining according to claim 4, characterized in that: The right end of the first spring (214) is fixedly connected with the left end surface of the fixed plate (213), and the left end of the first spring (214) is fixedly connected with the right end surface of the push plate (215).

6. The stamping die for positioning pin machining according to claim 4, characterized in that: The right end surface of the mounting rod (201) is fixedly connected with the left end surface of the mounting plate (225), and the left end surface of the mounting seat (204) is fixedly connected with the outer surface of the mounting rod (201).

7. The stamping die for positioning pin machining according to claim 4, characterized in that: The right end of the second spring (203) is fixedly connected with the outer surface of the rotating block (202), and the left end of the second spring (203) is fixedly connected with the outer surface of the mounting rod (201).

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