CN110126325B - Stamping equipment for stamping equipment - Google Patents
Stamping equipment for stamping equipment Download PDFInfo
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- CN110126325B CN110126325B CN201910530921.1A CN201910530921A CN110126325B CN 110126325 B CN110126325 B CN 110126325B CN 201910530921 A CN201910530921 A CN 201910530921A CN 110126325 B CN110126325 B CN 110126325B
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- stamping
- shaft
- seat
- linkage
- main shaft
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- 238000000034 method Methods 0.000 claims abstract description 8
- 238000004080 punching Methods 0.000 claims description 96
- 239000003921 oil Substances 0.000 claims description 74
- 238000013016 damping Methods 0.000 claims description 25
- 238000003860 storage Methods 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 239000010687 lubricating oil Substances 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/10—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by toggle mechanism
- B30B1/14—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by toggle mechanism operated by cams, eccentrics, or cranks
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Dampers (AREA)
- Presses And Accessory Devices Thereof (AREA)
Abstract
本发明公开一种冲压设备用冲压装置，其包括安装于机座上的冲压主轴及偏心轴模组、多连杆模组和冲压减震反推机构，该多连杆模组包括连动翘座及铰接于连动翘座下端中部的连杆，连杆下端与冲压主轴上端铰接，连动翘座前端与偏心轴模组下端铰接，连动翘座后端与机座铰接，以致偏心轴模组驱使连动翘座上下摆动，连动翘座在上下摆动过程中配合连杆驱使冲压主轴在竖直方向做往复运行；冲压减震反推机构包括：减震反推臂及弹簧，减震反推臂后端与冲压主轴铰接，弹簧上端与减震反推臂下端中部抵压，弹簧下端与机座抵压；减震反推臂前端上端面设有枢接座，该枢接座上端设有开口朝上的枢接槽，枢接槽在弹簧的弹力作用下与机座上的枢轴套设，并作为支点。
The present invention discloses a stamping device for stamping equipment, which comprises a stamping main shaft and an eccentric shaft module, a multi-link module and a stamping shock-absorbing reverse thrust mechanism installed on a machine base, wherein the multi-link module comprises a linkage tilting seat and a connecting rod hinged at the middle part of the lower end of the linkage tilting seat, wherein the lower end of the connecting rod is hinged to the upper end of the stamping main shaft, the front end of the linkage tilting seat is hinged to the lower end of the eccentric shaft module, and the rear end of the linkage tilting seat is hinged to the machine base, so that the eccentric shaft module drives the linkage tilting seat to swing up and down, and the linkage tilting seat moves up and down. During the swinging process, the connecting rod drives the stamping main shaft to reciprocate in the vertical direction; the stamping shock-absorbing reverse thrust mechanism includes: a shock-absorbing reverse thrust arm and a spring, the rear end of the shock-absorbing reverse thrust arm is hinged with the stamping main shaft, the upper end of the spring is pressed against the middle part of the lower end of the shock-absorbing reverse thrust arm, and the lower end of the spring is pressed against the machine base; a pivot seat is provided on the upper end surface of the front end of the shock-absorbing reverse thrust arm, and a pivot groove with an upward opening is provided on the upper end of the pivot seat, and the pivot groove is sleeved with the pivot on the machine base under the elastic force of the spring and serves as a fulcrum.
Description
Technical field:
the invention relates to the technical field of stamping equipment, in particular to a stamping device for stamping equipment.
The background technology is as follows:
the stamping process is a production technology for producing product parts with certain shapes, sizes and performances by directly applying deformation force to a plate in a die and deforming the plate by using the power of conventional or special stamping equipment.
The stamping equipment is an indispensable tool for stamping processing, and the stamping equipment in the prior art is directly connected with the stamping main shaft by adopting an eccentric shaft module, namely the eccentric shaft module directly drives the stamping main shaft to lift and reciprocate, so that the purpose of improving stamping power is achieved. However, the eccentric shaft module directly drives the punching main shaft to lift and reciprocate, so that the stroke is short, the punching main shaft is easy to shake and is worn, and the punching main shaft may shift to lift and reciprocate, so that the punching quality is affected.
In addition, because the eccentric shaft module directly drives the punching main shaft to lift and reciprocate, no damping structure and no thrust reverser structure exist between the eccentric shaft module and the punching main shaft, the punching main shaft is easy to damage when the punching equipment runs, the punching quality is affected, and when the eccentric shaft module directly drives the punching main shaft to move upwards, a larger force is needed, namely, the load of a motor for driving the eccentric shaft module to work is larger, the labor and the electricity are wasted, and a larger trouble is caused to a user.
In view of this, the present inventors have proposed the following means.
The invention comprises the following steps:
the invention aims to overcome the defects of the prior art and provides a stamping device for stamping equipment.
The stamping device for the stamping equipment comprises a stamping main shaft and an eccentric shaft module, wherein the stamping main shaft is arranged on a machine base, the eccentric shaft module is used for driving the stamping main shaft to vertically slide, a multi-connecting-rod module is further connected between the eccentric shaft module and the stamping main shaft, the multi-connecting-rod module comprises a linkage tilting seat and a connecting rod, the connecting rod is hinged to the middle part of the lower end of the linkage tilting seat and is vertically distributed, the lower end of the connecting rod is hinged to the upper end of the stamping main shaft, the front end of the linkage tilting seat is hinged to the lower end of the eccentric shaft module, the rear end of the linkage tilting seat is hinged to the machine base, so that the eccentric shaft module drives the linkage tilting seat to vertically swing, the linkage tilting seat is matched with the connecting rod to vertically reciprocate, the stamping damping counter-pushing mechanism is further arranged between the stamping main shaft and the machine base, the rear end of the damping counter-pushing arm is hinged to the stamping main shaft and is hinged to the stamping main shaft, the upper end of the damping counter-pushing arm slides upwards and downwards along with the stamping main shaft, the upper end of the damping counter-pushing arm is pivoted to the lower end of the damping counter-pushing spring sleeve, and the upper end of the damping counter-pushing seat is pivoted to the upper end of the upper pivoting seat is pivoted to the lower pivoting seat, and the upper pivoting seat is pivoted to the upper end of the damping counter-pressing seat.
Furthermore, in the above technical scheme, the eccentric shaft module comprises an eccentric shaft rotatably mounted on the base and a crank sleeved on the eccentric shaft and distributed in a vertical state, and the lower end of the crank is hinged with the front end of the linkage tilting seat.
In the technical scheme, the upper end of the crank is provided with the round hole, the eccentric shaft is provided with the eccentric protruding part, the eccentric protruding part is arranged in the round hole, the crank comprises an upper ring seat and a crank main body, the upper ring seat and the crank main body are locked together through screws, the lower end of the upper ring seat is formed with a first semicircular groove, the upper end of the crank main body is formed with a second semicircular groove, and the second semicircular groove is in butt joint with the first semicircular groove to form the round hole.
Furthermore, in the above technical solution, the linkage seesaw includes a first linkage seesaw, a second linkage seesaw, and a first hinge shaft, a second hinge shaft, and a third hinge shaft that are disposed between the first linkage seesaw and the second linkage seesaw and are rotatable, an interval is formed between the first linkage seesaw and the second linkage seesaw, the first hinge shaft is connected with the lower end of the crank, the second hinge shaft is connected with the upper end of the connecting rod, the third hinge shaft is connected with the base, and bearings are disposed at two ends of the first hinge shaft, the second hinge shaft, and the third hinge shaft, and the bearings are fixed in the first linkage seesaw and the second linkage seesaw.
Furthermore, in the above technical scheme, the punching spindle comprises a spindle shaft core and a spindle shaft seat fixed on the periphery of the spindle shaft core, the spindle shaft seat is arranged in a shaft hole arranged in the machine base in a penetrating way, and the upper end of the spindle shaft core is hinged with the lower end of the connecting rod.
Furthermore, in the above technical scheme, the lower end of the punching spindle is fixed with a punching connecting plate, the rear end of the punching connecting plate is provided with a plurality of guide rods, and the guide rods penetrate into guide holes arranged in the machine base.
Furthermore, in the above technical scheme, the rear end of the damping anti-pushing arm is formed with a half square fork part, and the fork part is sleeved on the periphery of the upper end of the punching spindle and hinged through a hinge piece.
Furthermore, in the above technical solution, the periphery of the hinge member is provided with a second oil passage for lubricating oil to flow, and the second oil passage includes a second annular oil groove disposed at the periphery of the hinge member, a third annular oil groove disposed at the end of the hinge member, and a second communication hole formed inside the hinge member and communicating the second annular oil groove and the third annular oil groove.
In the above technical scheme, a bar-shaped oil storage tank is arranged at the bottom of the pivoting groove in the pivoting seat, a third communication hole penetrating through the bottom surface of the pivoting seat is further arranged at the bottom of the bar-shaped oil storage tank, a tank body is arranged in the middle of the lower end of the damping reverse thrust arm, and the upper end of the spring is arranged in the tank body.
In the above technical scheme, an oil plate is mounted between the upper end surface of the front end of the shock-absorbing thrust-reversing arm and the pivoting seat, a plurality of first oil storage tanks communicated with each other are arranged on the upper end surface of the oil plate, oil filling holes are formed in the side surfaces of the oil plate, first communication holes penetrating through the first oil storage tanks and the oil filling holes are further formed in the oil plate, and the lower end surface of the pivoting seat covers the upper end of the first oil storage tanks.
By adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:
1. The invention adds a multi-connecting rod module, which makes the stroke between the eccentric shaft module and the punching main shaft become far, so that the linkage tilting seat cooperates with the connecting rod to drive the punching main shaft to do stable reciprocating operation in the vertical direction (namely straight up and down operation) in the up-down swinging process, the punching main shaft can not generate deviation phenomenon, the labor and electricity saving effect can be achieved, the punching quality can be ensured, the abrasion phenomenon of the punching main shaft can not be caused, the service life of the product can be ensured, in addition, the front end of the linkage tilting seat is hinged with the lower end of the eccentric shaft module, the rear end of the linkage tilting seat is hinged with the base, the middle part of the lower end of the linkage tilting seat is hinged with the connecting rod, and the three points are stressed, so that the reverse force generated in the later stage of the operation of the punching main shaft can not directly act on the eccentric shaft module, and the service life of the eccentric shaft module can be prolonged. Because the multi-connecting rod module is additionally arranged, no matter whether the speed of the eccentric shaft module is high or low, the stamping force of the stamping main shaft is not influenced, namely, the stamping force of the stamping main shaft is the same when the speed is low and the stamping force of the stamping main shaft is high, so that the stamping quality is ensured. In addition, due to the multi-connecting-rod module, the whole structure of the invention has small comprehensive gap, high wedging degree, more stable punched products and better quality.
2. When the punching main shaft is in downward punching movement, the damping counter-pushing arm swings downwards by taking the pin joint groove as a pivot, namely, one end point of the damping counter-pushing arm hinged with the punching main shaft swings downwards, at the moment, the spring is compressed, the reaction force generated in the compression process of the spring generates a damping effect on the punching main shaft in the downward punching movement, so that the vibration of a machine can be reduced, larger noise can not be generated, the punching main shaft can be protected to a certain extent, the punching quality of the punching main shaft is ensured, and then, when the punching main shaft is reset and moves upwards, the spring releases the compressed state to generate an upward reaction force, and the reaction force pushes the punching main shaft to assist the punching main shaft to move upwards, so that the motor load is lightened, the purposes of saving labor and electricity are achieved, and the punching main shaft has extremely strong market competitiveness.
Description of the drawings:
fig. 1 is a perspective view of a press apparatus in which the present invention is installed;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a schematic diagram of the internal mechanism of the present invention;
Fig. 4 is a front view of fig. 3;
FIG. 5 is a perspective view of the eccentric shaft of the present invention;
fig. 6 is a perspective view of a first hinge shaft in the present invention;
fig. 7 is a cross-sectional view of a first hinge shaft in the present invention;
FIG. 8 is a perspective view of a shock absorbing thrust back arm of the present invention;
FIG. 9 is a perspective view of the hinge of the present invention;
FIG. 10 is a perspective view of a hub of the present invention;
FIG. 11 is a perspective view of an oil pan in accordance with the present invention;
fig. 12 is a cross-sectional view of an oil pan in accordance with the present invention.
The specific embodiment is as follows:
The invention will be further described with reference to specific examples and figures.
Referring to fig. 1-12, a stamping device for stamping equipment is disclosed, which comprises a stamping spindle 2 mounted on a machine base 1 and an eccentric shaft module 3 for driving the stamping spindle 2 to slide up and down, wherein a multi-link module 4 is further connected between the eccentric shaft module 3 and the stamping spindle 2, the multi-link module 4 comprises a linkage tilting seat 41 and a connecting rod 42 hinged at the middle of the lower end of the linkage tilting seat 41 and distributed in a vertical state, the lower end of the connecting rod 42 is hinged with the upper end of the stamping spindle 2, the front end of the linkage tilting seat 41 is hinged with the lower end of the eccentric shaft module 3, the rear end of the linkage tilting seat 41 is hinged with the machine base 1, so that the eccentric shaft module 3 drives the linkage tilting seat 41 to swing up and down, and the linkage tilting seat 41 cooperates with the connecting rod 42 in the up and down swinging process to drive the stamping spindle 2 to reciprocate in the vertical direction. The multi-connecting rod module 4 is additionally arranged, so that the stroke between the eccentric shaft module 3 and the punching main shaft 2 is further increased, the linkage tilting seat 41 is matched with the connecting rod 42 to drive the punching main shaft 2 to perform stable reciprocating operation (namely, direct up-down operation) in the vertical direction in the up-down swinging process, the punching main shaft 2 cannot deviate, the labor-saving and power-saving effects can be achieved, the punching quality can be ensured, meanwhile, the abrasion phenomenon of the punching main shaft 2 cannot be caused, the service life of a product is ensured, in addition, the front end of the linkage tilting seat 41 is hinged with the lower end of the eccentric shaft module 3, the rear end of the linkage tilting seat 41 is hinged with the base 1, the middle of the lower end of the linkage tilting seat 41 is hinged with the connecting rod 42, and three points of the linkage tilting seat are stressed, so that the reverse force generated during the working of the later-stage punching main shaft 2 cannot directly act on the eccentric shaft module 3, and the service life of the eccentric shaft module 3 is prolonged. Because the multi-connecting rod module 4 is additionally arranged, no matter whether the speed of the eccentric shaft module 3 is high or low, the punching force of the punching main shaft 2 is not influenced, namely, the punching force of the punching main shaft 2 is the same when the speed is low and the punching force of the punching main shaft 2 is high, so that the punching quality is ensured. In addition, due to the multi-connecting-rod module 4, the overall gap of the whole structure of the invention is small, the wedging degree is high, the punched product is more stable, and the quality is better.
The eccentric shaft module 3 comprises an eccentric shaft 31 rotatably mounted on the base 1 and a crank 32 sleeved on the eccentric shaft 31 and distributed in a vertical state, and the lower end of the crank 32 is hinged with the front end of the linkage tilting seat 41. The upper end of the crank 32 is provided with a round hole 320, and the eccentric shaft 31 is provided with an eccentric convex part 311, and the eccentric convex part 311 is arranged in the round hole 320, so that the purpose of eccentric driving is achieved. When the lower end of the eccentric convex portion 311 contacts with the lower inner wall of the round hole 320, the lower dead point is the bottom dead point, and when the lower dead point passes through, due to the eccentric characteristic, the lower dead point is approximately 5 degrees, the crank 32 can not be driven to move upwards in the time period, namely, the pressure of the punching main shaft 2 is kept when the lower dead point stays, the shape of a product is fixed under the pressure, the product is not easy to rebound, and the punching quality is ensured.
The linkage seesaw 41 comprises a first linkage seesaw 411, a second linkage seesaw 412, a first hinge shaft 413, a second hinge shaft 414 and a third hinge shaft 415, wherein the first hinge shaft 413, the second hinge shaft 414 and the third hinge shaft 415 are arranged between the first linkage seesaw 411 and the second linkage seesaw 412 and are rotatable, a space is formed between the first linkage seesaw 411 and the second linkage seesaw 412, the first hinge shaft 413 is connected with the lower end of the crank 32, the second hinge shaft 414 is connected with the upper end of the connecting rod 42, the third hinge shaft 415 is connected with the base 1, and the linkage seesaw 41 with the structure can be hinged with the base, the crank 32 and the connecting rod 42 better.
The first hinge shaft 413, the second hinge shaft 414, and the third hinge shaft 415 are provided with bearings 416 at both ends, and the bearings 416 are fixed in the first linkage rocker 411 and the second linkage rocker 412.
The first oil channels are arranged on the first hinge shaft 413, the second hinge shaft 414 and the third hinge shaft 415, so that conventional oil pipes can be saved, parts can be reduced, and the trouble of installing the oil pipes and maintaining the oil pipes can be avoided.
The periphery of the first hinge shaft 413 is provided with a plurality of first annular oil grooves 401, the first hinge shaft 413 is provided with a first oil hole 402 penetrating through the rear end face along the front end thereof, the first oil hole 402 is further provided with a first communication hole 403 to communicate with the first annular oil groove 401, and the first annular oil groove 401, the first oil hole 402 and the first communication hole 403 form the first oil passage, and the first oil passage is used for flowing lubricating oil. The first oil hole 402 penetrates the front and rear end surfaces of the first hinge shaft 413, which facilitates oil filling.
The second hinge shaft 414 and the third hinge shaft 415 have the same structure as the first hinge shaft 413.
The crank 32 comprises an upper ring seat 321 and a crank main body 322 which are locked together through screws, a first semicircular groove is formed at the lower end of the upper ring seat 321, a second semicircular groove is formed at the upper end of the crank main body 322, and the second semicircular groove is in butt joint with the first semicircular groove to form the round hole 320.
The punching spindle 2 comprises a spindle shaft core 21 and a spindle shaft seat 22 fixed on the periphery of the spindle shaft core 21, the spindle shaft seat 22 is arranged in the shaft hole 11 arranged in the machine base 1 in a penetrating way, and the upper end of the spindle shaft core 21 is hinged with the lower end of the connecting rod 42.
The lower end of the punching spindle 2 is fixed with a punching connecting plate 23, the rear end of the punching connecting plate 23 is provided with a plurality of guide rods 231, and the guide rods 231 penetrate into guide holes arranged in the machine base 1, so that the stable vertical up-down reciprocating punching operation of the punching spindle 2 is further ensured.
The stamping main shaft 2 and the machine base 1 are also provided with a stamping shock-absorbing thrust reverser mechanism 5, the stamping shock-absorbing thrust reverser mechanism 5 comprises a shock-absorbing thrust reverser arm 51 and a spring 52 which is matched with the shock-absorbing thrust reverser arm 51, the rear end of the shock-absorbing thrust reverser arm 51 is hinged with the stamping main shaft 2 and swings up and down along with the up-and-down sliding of the stamping main shaft 2, the upper end of the spring 52 is pressed against the middle part of the lower end of the shock-absorbing thrust reverser arm 51, the lower end of the spring 52 is pressed against the machine base 1, the upper end face of the front end of the shock-absorbing thrust reverser arm 51 is provided with a pivot seat 53, the upper end of the pivot seat 53 is provided with a pivot groove 531 with an upward opening, and the pivot groove 531 of the pivot seat 53 is sleeved with the pivot 12 under the elastic force of the spring 52 and is used as a pivot point for the up-and-down swinging of the shock-absorbing thrust reverser arm 51. When the invention works, the punching main shaft 2 swings downwards by taking the pivoting groove 531 as a pivot point when in punching movement, namely, one end point of the damping counter-pushing arm 51 hinged with the punching main shaft 2 swings downwards, at the moment, the spring 52 is compressed, the reaction force generated in the compression process of the spring 52 generates buffering and damping action on the punching main shaft 2 when in punching movement downwards, so that machine vibration can be reduced, larger noise can not be generated, the punching main shaft can be protected to a certain extent, the punching quality of the punching main shaft is ensured, and then, when the punching main shaft 2 is reset and moves upwards, the spring 52 releases the compressed state to generate upward reaction force, and pushes the punching main shaft 2 to assist the punching main shaft 2 to move upwards, thereby reducing the load of a motor, achieving the purpose of saving labor and electricity, and having extremely strong market competitiveness.
The rear end of the damping thrust-reversing arm 51 is formed with a half square fork 511, and the fork 511 is sleeved on the upper end periphery of the punching spindle 2 and hinged by a hinge piece 54, so that the assembly structure is stable.
The hinge 54 is provided at the periphery thereof with a second oil passage 541 for the flow of lubricating oil, and the second oil passage 541 includes a second annular oil groove 501 provided at the periphery of the hinge 54, a third annular oil groove 502 provided at the end of the hinge 54, and a second communication hole 503 formed inside the hinge 54 and communicating the second annular oil groove 501 and the third annular oil groove 502. The hinge member 54 has a second oil passage 541 for supplying lubricant to flow, so as to ensure smoothness of hinge, thereby saving use of conventional oil pipe, reducing parts, and avoiding complicated installation and maintenance of the oil pipe.
The bottom of the pivoting groove 531 in the pivoting seat 53 is provided with a bar-shaped oil storage groove 532, and the bottom of the bar-shaped oil storage groove 532 is further provided with a third communication hole 533 penetrating through the bottom surface of the pivoting seat 53, so that the pivoting groove 531 is ensured to be smoothly connected with the pivot 12 at the moment, the conventional oil pipe can be saved, parts can be reduced, and the trouble of installing the oil pipe and maintaining the oil pipe can be avoided.
An oil plate 55 is installed between the upper end surface of the front end of the shock absorbing thrust-back arm 51 and the pivot seat 53, a plurality of first oil storage tanks 551 which are communicated are arranged on the upper end surface of the oil plate 55, oil filling holes 552 are arranged on the side surface of the oil plate 55, first communication holes 553 which penetrate through the first oil storage tanks 551 and the oil filling holes 552 are also arranged in the oil plate 55, and the lower end surface of the pivot seat 53 covers the upper end of the first oil storage tanks 551 so that the first oil storage tanks 551 are communicated with the third communication holes 533.
The middle part of the lower end of the damping thrust-back arm 51 is provided with a groove body 512, and the upper end of the spring 52 is arranged in the groove body 512, so that the stability of the assembly structure is ensured.
In summary, the multi-link module 4 is added in the invention, so that the stroke between the eccentric shaft module 3 and the punching spindle 2 is far, the linkage tilting seat 41 is matched with the link 42 to drive the punching spindle 2 to perform stable reciprocating operation in the vertical direction (namely, vertically and directly move) in the vertical swinging process, the punching spindle 2 does not have the offset phenomenon, the labor-saving and power-saving effects can be achieved, the punching quality can be ensured, the abrasion phenomenon of the punching spindle 2 can be avoided, and the service life of a product is ensured, in addition, the front end of the linkage tilting seat 41 is hinged with the lower end of the eccentric shaft module 3, the rear end of the linkage tilting seat 41 is hinged with the base 1, the middle part of the lower end of the linkage tilting seat 41 is hinged with the link 42, and three points of the linkage tilting seat are stressed, so that the reverse force generated in the working process of the later-stage punching spindle 2 also can not directly act on the eccentric shaft module 3, and the service life of the eccentric shaft module 3 is prolonged. Because the multi-connecting rod module 4 is additionally arranged, no matter whether the speed of the eccentric shaft module 3 is high or low, the punching force of the punching main shaft 2 is not influenced, namely, the punching force of the punching main shaft 2 is the same when the speed is low and the punching force of the punching main shaft 2 is high, so that the punching quality is ensured. In addition, due to the multi-connecting-rod module 4, the overall gap of the whole structure of the invention is small, the wedging degree is high, the punched product is more stable, and the quality is better.
When the punching shock-absorbing thrust reverser works, the shock-absorbing thrust reverser 51 swings downwards by taking the pivoting groove 531 as a pivot point when the punching main shaft 2 moves downwards, namely, one end point of the shock-absorbing thrust reverser 51 hinged with the punching main shaft 2 swings downwards, at the moment, the spring 52 can be compressed, the reaction force generated in the compression process of the spring 52 generates a shock-absorbing effect when the punching main shaft 2 moves downwards in a punching way, so that machine vibration can be reduced, larger noise can not be generated, the punching main shaft can be protected to a certain extent, the punching quality of the punching main shaft is ensured, and then, when the punching main shaft 2 returns and moves upwards, the spring 52 releases the compressed state to generate an upward reaction force, and pushes the punching main shaft 2 to assist the punching main shaft 2 to move upwards, so that the motor load is lightened, the purposes of saving labor and electricity are achieved, and the punching main shaft has extremely strong market competitiveness.
It is understood that the foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, but rather is to be accorded the full scope of all such modifications and equivalent structures, features and principles as set forth herein.
Claims (7)
1. Stamping device for stamping equipment, it includes punching press main shaft (2) and be used for driving this punching press main shaft (2) gliding eccentric shaft module (3) from top to bottom on frame (1), its characterized in that:
a multi-connecting-rod module (4) is further connected between the eccentric shaft module (3) and the punching main shaft (2), the multi-connecting-rod module (4) comprises a linkage tilting seat (41) and connecting rods (42) hinged to the middle of the lower end of the linkage tilting seat (41) and distributed in a vertical state, the lower end of each connecting rod (42) is hinged to the upper end of the punching main shaft (2), the front end of each linkage tilting seat (41) is hinged to the lower end of the eccentric shaft module (3), the rear end of each linkage tilting seat (41) is hinged to the base (1), so that the eccentric shaft module (3) drives the corresponding linkage tilting seat (41) to swing up and down, and the linkage tilting seat (41) is matched with the connecting rods (42) to drive the corresponding punching main shaft (2) to reciprocate in the vertical direction in the up-down swinging process;
the stamping main shaft (2) and the machine base (1) are also provided with a stamping damping thrust reverser (5), the stamping damping thrust reverser (5) comprises a damping thrust reverser arm (51) and a spring (52) which is matched with the damping thrust reverser arm (51), the rear end of the damping thrust reverser arm (51) is hinged with the stamping main shaft (2) and swings up and down along with the vertical sliding of the stamping main shaft (2), the upper end of the spring (52) is propped against the middle part of the lower end of the damping thrust reverser arm (51), the lower end of the spring (52) is propped against the machine base (1), the upper end face of the front end of the damping thrust reverser arm (51) is provided with a pivot seat (53), the upper end of the pivot seat (53) is provided with a pivot groove (531) with an upward opening, and the pivot groove (531) of the pivot seat (53) is sleeved with the pivot (12) under the elastic force of the spring (52) and serves as a pivot point for swinging up and down of the damping thrust reverser arm (51);
The stamping spindle (2) comprises a spindle shaft core (21) and a spindle shaft seat (22) fixed on the periphery of the spindle shaft core (21), the spindle shaft seat (22) is arranged in a shaft hole (11) formed in the machine base (1) in a penetrating mode, the upper end of the spindle shaft core (21) is hinged to the lower end of the connecting rod (42), a strip-shaped oil storage groove (532) is formed in the bottom of a central connecting groove (531) of the pivot seat (53), a third communication hole (533) penetrating through the bottom surface of the pivot seat (53) is further formed in the bottom of the strip-shaped oil storage groove (532), a groove body (512) is formed in the middle of the lower end of the shock-absorbing thrust-reflecting arm (51), the upper end of the spring (52) is arranged in the groove body (512), a half-square fork portion (511) is formed at the rear end of the shock-absorbing thrust-reflecting arm (51), and the fork portion (511) is sleeved on the periphery of the upper end of the stamping spindle (2) in a hinged mode through a hinge piece (54).
2. The stamping device for stamping equipment according to claim 1, wherein the eccentric shaft module (3) comprises an eccentric shaft (31) rotatably mounted on the base (1) and a crank (32) sleeved on the eccentric shaft (31) and distributed in a vertical state, and the lower end of the crank (32) is hinged with the front end of the linkage tilting seat (41).
3. The stamping device for stamping equipment according to claim 2, wherein the upper end of the crank (32) is provided with a round hole (320), the eccentric shaft (31) is provided with an eccentric convex part (311), the eccentric convex part (311) is arranged in the round hole (320), the crank (32) comprises an upper ring seat (321) and a crank main body (322) which are locked together through screws, a first semicircular groove is formed at the lower end of the upper ring seat (321), and a second semicircular groove is formed at the upper end of the crank main body (322), and the second semicircular groove is butted with the first semicircular groove to form the round hole (320).
4. The stamping device for stamping equipment according to claim 2, wherein the linkage rocker (41) comprises a first linkage rocker (411) and a second linkage rocker (412), a first hinge shaft (413), a second hinge shaft (414) and a third hinge shaft (415) which are rotatably arranged between the first linkage rocker (411) and the second linkage rocker (412), a space is formed between the first linkage rocker (411) and the second linkage rocker (412), the first hinge shaft (413) is connected with the lower end of the crank (32), the second hinge shaft (414) is connected with the upper end of the connecting rod (42), the third hinge shaft (415) is connected with the base (1), and bearings (416) are arranged at two ends of the first hinge shaft (413), the second hinge shaft (414) and the third hinge shaft (415), and the bearings (416) are fixed in the first linkage rocker (411) and the second linkage rocker (412).
5. The stamping device for stamping equipment according to any one of claims 1-4, characterized in that the lower end of the stamping spindle (2) is fixed with a stamping connecting plate (23), the rear end of the stamping connecting plate (23) is provided with a plurality of guide rods (231), and the guide rods (231) penetrate into guide holes arranged in the machine base (1).
6. The stamping device for the stamping equipment as claimed in any one of claims 1 to 4, wherein a second oil passage (541) through which lubricating oil flows is provided at the periphery of the hinge (54), the second oil passage (541) including a second annular oil groove (501) provided at the periphery of the hinge (54), a third annular oil groove (502) provided at an end portion of the hinge (54), and a second communication hole (503) formed inside the hinge (54) and communicating the second annular oil groove (501) and the third annular oil groove (502).
7. The stamping device for stamping equipment according to any one of claims 1 to 4, characterized in that an oil plate (55) is arranged between the upper end face of the front end of the shock absorption back-pushing arm (51) and the pivoting seat (53), a plurality of first oil storage grooves (551) which are communicated are arranged on the upper end face of the oil plate (55), oil filling holes (552) are arranged on the side face of the oil plate (55), first communication holes (553) which penetrate through the first oil storage grooves (551) and the oil filling holes (552) are further arranged in the oil plate (55), and the lower end face of the pivoting seat (53) is covered on the upper end of the first oil storage grooves (551).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910530921.1A CN110126325B (en) | 2019-06-19 | 2019-06-19 | Stamping equipment for stamping equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910530921.1A CN110126325B (en) | 2019-06-19 | 2019-06-19 | Stamping equipment for stamping equipment |
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| CN110126325A CN110126325A (en) | 2019-08-16 |
| CN110126325B true CN110126325B (en) | 2025-01-28 |
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| CN201910530921.1A Active CN110126325B (en) | 2019-06-19 | 2019-06-19 | Stamping equipment for stamping equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111760960A (en) * | 2020-06-30 | 2020-10-13 | 深圳市尚明精密模具有限公司 | Stamping device with positioning guide structure |
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| JPH0899200A (en) * | 1994-09-28 | 1996-04-16 | Takumosu Seiki:Kk | Hand-driving press |
| JP2004291064A (en) * | 2003-03-28 | 2004-10-21 | Kuramochi:Kk | Press machine |
| CN2825270Y (en) * | 2005-09-12 | 2006-10-11 | 武汉楚天激光（集团）股份有限公司 | Punching mechanism of press |
| CN210390182U (en) * | 2019-06-19 | 2020-04-24 | 东莞市速能机械科技有限公司 | Stamping device for stamping equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106827610A (en) * | 2017-04-17 | 2017-06-13 | 扬力集团股份有限公司 | A kind of big stroke transmission mechanism of multi-link lever press |
| CN108080491A (en) * | 2017-12-08 | 2018-05-29 | 合肥市春华起重机械有限公司 | A kind of safe punching apparatus of auto parts |
| CN108273914A (en) * | 2018-01-30 | 2018-07-13 | 武汉市华源达科技有限公司 | A kind of crank block deflecting reinforcement building mortion |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0899200A (en) * | 1994-09-28 | 1996-04-16 | Takumosu Seiki:Kk | Hand-driving press |
| JP2004291064A (en) * | 2003-03-28 | 2004-10-21 | Kuramochi:Kk | Press machine |
| CN2825270Y (en) * | 2005-09-12 | 2006-10-11 | 武汉楚天激光（集团）股份有限公司 | Punching mechanism of press |
| CN210390182U (en) * | 2019-06-19 | 2020-04-24 | 东莞市速能机械科技有限公司 | Stamping device for stamping equipment |
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