CN116572570A - Multi-connecting-rod hydraulic press - Google Patents
Multi-connecting-rod hydraulic press Download PDFInfo
- Publication number
- CN116572570A CN116572570A CN202310855960.5A CN202310855960A CN116572570A CN 116572570 A CN116572570 A CN 116572570A CN 202310855960 A CN202310855960 A CN 202310855960A CN 116572570 A CN116572570 A CN 116572570A
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- assembly
- fixedly connected
- rotating shaft
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- seat
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- 230000009467 reduction Effects 0.000 claims abstract description 36
- 238000013016 damping Methods 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000008569 process Effects 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 claims abstract description 10
- 230000001360 synchronised effect Effects 0.000 claims description 13
- 239000006096 absorbing agent Substances 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000004080 punching Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 230000035939 shock Effects 0.000 description 9
- 230000013011 mating Effects 0.000 description 3
- 230000001603 reducing effect Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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
- B30B1/16—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 fluid-pressure means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/0076—Noise or vibration isolation means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of presses, and particularly discloses a multi-connecting-rod hydraulic press, which comprises: a machine body and a punch hammer; the hydraulic component is arranged on the machine body and matched with the impact hammer to drive the impact hammer to move; one side of the vibration reduction assembly is arranged on the impact hammer, and the other side of the vibration reduction assembly is matched with the hydraulic assembly and is used for absorbing the impact force of the impact hammer on the hydraulic assembly during working; the damping adjusting component is arranged on the machine body and is selectively matched with the hydraulic component and the vibration reduction component to adjust the vibration reduction effect of the vibration reduction component. The hydraulic assembly drives the impact hammer to move, and meanwhile, the hydraulic assembly is arranged through a plurality of connection points which are direct to the impact hammer, so that the stress of the impact hammer is more uniform, larger impact force can be born, the impact hammer is not easy to damage, the impact force of the impact hammer to the hydraulic assembly in the working process can be absorbed by the vibration reduction assembly, the vibration reduction effect of the vibration reduction assembly can be regulated by the damping regulation assembly, the operation is convenient, and the cost is lower.
Description
Technical Field
The invention relates to the technical field of presses, in particular to a multi-connecting-rod hydraulic press.
Background
In the field of press working, when the nominal pressure is not large, a mechanical press with multiple connecting rods is generally adopted to meet the production requirement; when the nominal pressure ratio is large, it is often difficult to provide the required power by means of a motor-driven mechanical press, in which case a hydraulic press is typically used instead of a multi-link mechanical press.
In the related art, the existing multi-connecting-rod hydraulic press is usually provided with a single rod or a double rod connected with a punch hammer, when the single-rod hydraulic press is used, the punch hammer is difficult to bear larger load pressure, namely, the punch hammer is difficult to extrude an object with larger hardness, the double-rod hydraulic press is usually symmetrically connected with two sides of the punch hammer, when the punch hammer works in the process of encountering larger load pressure, the two sides of the punch hammer, which are not provided with connecting points, are easy to deform, the extrusion effect of the punch hammer is influenced, and vibration generated in the action process of the punch hammer also easily damages the strength of the connecting rods. To this end, we propose a multi-link hydraulic press.
Disclosure of Invention
The invention aims to provide a multi-connecting rod hydraulic press machine, which solves the problems in the prior art.
The invention provides the following technical scheme: a multi-link hydraulic press comprising: a machine body and a punch hammer;
the hydraulic component is arranged on the machine body, is matched with the impact hammer and is used for driving the impact hammer to move in the vertical direction;
the vibration reduction assembly is arranged on the impact hammer on one side, and the other side of the vibration reduction assembly is matched with the hydraulic assembly and is used for absorbing the impact force of the impact hammer on the hydraulic assembly during working;
and the damping adjusting assembly is arranged on the machine body, is selectively matched with the hydraulic assembly and the vibration reduction assembly and is used for adjusting the vibration reduction effect of the vibration reduction assembly.
Preferably, the hydraulic assembly comprises a driving assembly and a synchronous lifting assembly, one side of the synchronous lifting assembly is matched with the impact hammer to drive the impact hammer to move in the vertical direction, the impact hammer is pressed in multiple directions in the impact hammer stamping process, and the driving assembly provides power for the action of the synchronous lifting assembly.
Preferably, the synchronous lifting assembly comprises a fixed frame fixedly connected to the machine body, a circular guide disc is fixedly connected to a side wall of the fixed frame far away from the ground, a rotating disc is rotationally connected to a side wall of the guide disc far away from the ground, a plurality of arc-shaped inclined grooves are formed in a penetrating mode on the rotating disc, the plurality of inclined grooves are distributed in a central annular array mode relative to the rotating disc, one side of each inclined groove is close to the center of the rotating disc, the other side of each inclined groove is close to the edge of the rotating disc, a plurality of sliding grooves are formed in the guide disc along the radial annular array mode, the plurality of sliding grooves correspond to the plurality of inclined grooves, sliding seats are slidably connected to the sliding seats in the sliding grooves, the sliding seats penetrate through the corresponding inclined grooves, the free ends of the sliding seats are fixedly connected with driving rods, the driving rods extend outwards along the radial direction of the guide disc, connecting plates are rotationally connected to free ends of the driving rods, an upper connecting rod and a lower connecting rod are rotationally connected to the connecting plate, and the free ends of the upper connecting rod are rotationally connected to a side wall of the machine body far away from the ground, and the free ends of the lower connecting rod are rotationally connected to the side wall of the hammer.
Preferably, the driving assembly comprises a hydraulic cylinder fixedly connected to the machine body and extending in the vertical direction, a connecting seat is fixedly connected to the extending end of the hydraulic cylinder, a first rack plate is fixedly connected to one side wall of the connecting seat facing the ground, a first rotating shaft parallel to the ground is rotatably connected to the inside of the machine body, a first bevel gear is fixedly connected to the first rotating shaft, a first gear matched with the first rack plate is fixedly connected to the first rotating shaft, a fixing seat is fixedly connected to the inner wall of the machine body, a second rotating shaft with the axis in the vertical direction is fixedly connected to the fixing seat, a second gear is fixedly connected to the second rotating shaft, a second bevel gear matched with the first bevel gear is fixedly connected to the second rotating shaft, and a gear ring matched with the second gear is fixedly connected to the outer wall of the rotating disc.
Preferably, the vibration damping assembly comprises a vibration damper with one end rotationally connected to the impact hammer, the other end of the vibration damper is slidably connected with a telescopic sliding rod, one side of the free end of the sliding rod is provided with a vibration damping seat, an annular array is fixedly connected with a plurality of connecting frames on the vibration damping seat, the connecting frames are respectively matched with a plurality of lower connecting rods, a first matching groove and a second matching groove are respectively formed in the lower connecting rods and the connecting frames, a limiting part is slidably connected to the first matching groove and the second matching groove, a moving groove is formed in the vibration damping seat in a penetrating mode, a moving seat is slidably connected to the moving groove, and the free end of the sliding rod is rotationally connected to the moving seat.
Preferably, the damping assembly further comprises a brake assembly, the brake assembly is used for limiting movement of the movable seat, the brake assembly comprises a brake plate fixedly connected to the damping seat, a spring is fixedly connected to one side wall of the brake plate, which faces the movable seat, and a friction plate in interference fit with the movable seat is fixedly connected to the free end of the spring.
Preferably, the damping adjusting component comprises a mounting seat arranged in the machine body, at least one pull rod is fixedly connected to the mounting seat, the free end of the pull rod penetrates through the outer portion of the machine body in a sliding mode, a rotating shaft III, a rotating shaft IV, a rotating shaft V and a rotating shaft V are respectively connected to the mounting seat in a rotating mode, a third gear and a long gear are fixedly connected to the rotating shaft III, a second rack plate is fixedly connected to one side of the first rack plate, a sleeve I is connected to the machine body in a rotating mode, the free end of the rotating shaft III is in sliding connection with the sleeve I, a fourth gear matched with the long gear is fixedly connected to the rotating shaft IV, a fifth gear is fixedly connected to the rotating shaft V, a sleeve II is connected to the rotating shaft V in a rotating mode, a belt pulley component I is connected to the rotating shaft V, a belt pulley component II is connected to the rotating shaft V in a driving mode between the rotating shaft V and the rotating shaft V, a third rack plate matched with the fifth gear is fixedly connected to the moving seat, and the damping adjusting component further comprises a triggering component used for driving the friction plate to be separated from the moving seat.
Preferably, the trigger assembly comprises a trigger rod fixedly connected to the mounting seat, the friction plate is provided with a trigger hole, the matching surfaces of the trigger rod and the trigger hole are inclined planes, and the trigger rod penetrates through the vibration reduction seat through the trigger hole.
Preferably, the matching cross sections of the sliding groove and the sliding seat are T-shaped, and one side of the sliding groove is communicated with the edge of the guide disc.
Preferably, the third rotating shaft and the fifth rotating shaft are fixedly connected with first limiting parts along the length direction of the third rotating shaft, the first sleeve and the second sleeve are respectively provided with second limiting parts along the length direction of the first sleeve and the second sleeve, and the first limiting parts are connected with the second limiting parts in a clamping mode.
The invention has at least the following beneficial effects:
1. when the hydraulic assembly is used, the impact hammer can be driven to move in the vertical direction through the hydraulic assembly, so that the impact hammer can extrude parts, the hydraulic assembly can drive the impact hammer to move, meanwhile, the hydraulic assembly is arranged through a plurality of connecting points which are directly connected with the impact hammer, so that the stress of the impact hammer is more uniform, the impact hammer can bear larger impact force and is not easy to damage, the impact force of the impact hammer on the hydraulic assembly in the working process can be absorbed by the vibration reduction assembly, the hydraulic assembly is protected, the working stability of the impact hammer is improved, the service life of the hydraulic assembly is prolonged, the vibration reduction effect of the vibration reduction assembly can be regulated by the damping regulation assembly, the operation is convenient, and the cost is lower.
2. According to the invention, the first limiting parts are fixedly connected to the third rotating shaft and the fifth rotating shaft along the length direction of the third rotating shaft, the first limiting parts can be clamping strips, the second limiting parts are respectively arranged on the first sleeve and the second sleeve along the length direction of the first sleeve, the second limiting parts can be buckles, the first limiting parts are in clamping connection with the second limiting parts, the third rotating shaft and the first sleeve and the fifth rotating shaft and the second sleeve can be circumferentially limited through the clamping of the first limiting parts and the second limiting parts, namely synchronously rotate, the sliding of the third rotating shaft and the fifth rotating shaft in the first sleeve and the second sleeve is not influenced, and the third rotating shaft and the fifth rotating shaft can act more stably.
Drawings
FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;
FIG. 2 is a schematic view of a first front view in partial perspective view of the present invention;
FIG. 3 is a schematic view of a second front view of the present invention;
FIG. 4 is a schematic perspective view of a first side view of the present invention;
FIG. 5 is a schematic diagram of a second side view, cross-section and perspective view of the present invention;
FIG. 6 is a schematic top view of a first cross-sectional perspective view of the present invention;
FIG. 7 is a schematic view of a second top view cross-sectional perspective structure of the present invention;
fig. 8 is a schematic top view of a third embodiment of the present invention.
In the figure: 1. a body; 2. a punch hammer; 3. a hydraulic assembly; 31. a drive assembly; 310. a hydraulic cylinder; 311. a connecting seat; 312. a first rack plate; 313. a first rotating shaft; 314. a first gear; 315. bevel gears I; 316. a fixing seat; 317. a second rotating shaft; 318. bevel gears II; 319. a second gear; 3111. a gear ring; 32. a synchronous lifting assembly; 321. a fixing frame; 322. a guide disc; 323. a rotating disc; 324. a chute; 325. a sliding groove; 326. a sliding seat; 327. a driving rod; 328. a connecting plate; 329. an upper connecting rod; 3211. a lower connecting rod; 4. a vibration damping assembly; 40. a damper; 41. a vibration damping seat; 42. a connecting frame; 43. a first mating groove; 44. a second mating groove; 45. a limiting piece; 46. a moving groove; 47. a movable seat; 48. a slide bar; 49. a brake assembly; 491. a brake plate; 492. a spring; 493. a friction plate; 5. a damping adjustment assembly; 51. a second rack plate; 52. a third rotating shaft; 53. a third gear; 54. an elongated gear; 55. a first sleeve; 56. a mounting base; 58. a rotation shaft IV; 59. a fourth gear; 501. a rotating shaft six; 502. a second sleeve; 503. a pulley assembly I; 504. a fifth rotating shaft; 505. a fifth gear; 506. a belt pulley assembly II; 507. a pull rod; 508. a trigger assembly; 5081. a trigger lever; 5082. a trigger hole; 509. a third rack plate; 6. a first limit part; 7. and a second limiting part.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, the present invention provides a technical solution: in a first embodiment, a multi-link hydraulic press includes: a machine body 1 and a punch hammer 2;
the hydraulic component 3 is arranged on the machine body 1 and is matched with the impact hammer 2, and is used for driving the impact hammer 2 to move in the vertical direction;
the vibration reduction assembly 4 is arranged on the impact hammer 2 on one side, and the other side of the vibration reduction assembly 4 is matched with the hydraulic assembly 3 and is used for absorbing the impact force of the impact hammer 2 on the hydraulic assembly 3 during working;
and the damping adjusting assembly 5 is arranged on the machine body 1, and is selectively matched with the hydraulic assembly 3 and the vibration reducing assembly 4 to adjust the vibration reducing effect of the vibration reducing assembly 4.
When the hydraulic assembly 3 is used, the impact hammer 2 can be driven to move in the vertical direction, so that the impact hammer 2 can extrude parts, the hydraulic assembly 3 can enable the impact hammer 2 to be stressed more uniformly through being arranged at a plurality of connecting points which are direct to the impact hammer 2 when the hydraulic assembly 3 drives the impact hammer 2 to move, the impact hammer can bear larger impact force, the impact hammer is not easy to damage, the impact hammer 2 can be absorbed by the vibration reduction assembly 4 to impact the hydraulic assembly 3 in the working process, the hydraulic assembly 3 is protected, the working stability of the impact hammer 2 is improved, the service life of the hydraulic assembly 3 is prolonged, the vibration reduction effect of the vibration reduction assembly 4 can be adjusted by the damping adjustment assembly 5, and the hydraulic assembly is convenient to operate and low in cost.
The hydraulic component 3 comprises a driving component 31 and a synchronous lifting component 32, one side of the synchronous lifting component 32 is matched with the impact hammer 2 to drive the impact hammer 2 to move in the vertical direction, and in the punching process of the impact hammer 2, multidirectional pressing is carried out on the impact hammer 2, the driving component 31 provides power for the action of the synchronous lifting component 32, the synchronous lifting component 32 comprises a fixed frame 321 fixedly connected to the machine body 1, two sides of the fixed frame 321 are respectively fixedly connected to two opposite inner walls of the machine body 1, one side wall of the fixed frame 321 far away from the ground is fixedly connected with a circular guide plate 322, one side wall of the guide plate 322 far away from the ground is rotatably connected with a rotating plate 323, a plurality of arc-shaped chute 324 are penetrated and arranged on the rotating plate 323, in this embodiment, the number of the chute 324 is four, the four chute 324 are distributed in a central annular array with respect to the rotating plate 323, so that the distribution of the chute 324 is more uniform, one side of the chute 324 is close to the center of the rotating plate 323, the other side is close to the edge of the rotating plate 323, a plurality of sliding grooves are respectively arranged on the guide plate 322 along the radial annular array, a plurality of sliding seats 326 are correspondingly arranged on the inner side walls of the chute 326, the four chute 326 and the sliding seats 326 are correspondingly connected with the inner side walls of the four chute 326, the sliding seats 327 are correspondingly arranged along the inner side walls of the sliding seats 327, the sliding seats 327 are correspondingly sliding along the sliding seats 327, and the sliding seats 327 are correspondingly sliding along the sliding seats 327, so that the sliding seats 327 can slide along the sliding seats 327 along the sliding seats 323, and the sliding seats 327 can slide along the inner sliding seats 327 and the sliding seats so can slide sliding seats can slide sliding along the sliding seats. The free end rotation of actuating lever 327 is connected with connecting plate 328, the rotation is connected with upper connecting rod 329 and lower connecting rod 3211 respectively on the connecting plate 328, the free end rotation of upper connecting rod 329 is connected on the lateral wall that organism 1 kept away from ground, the free end rotation of lower connecting rod 3211 is connected on the lateral wall of ram 2, like this actuating lever 327 can drive the connecting plate 328 and remove when radially removing along rotating disk 323, and then can drive the one end that upper connecting rod 329 and lower connecting rod 3211 link to each other with connecting plate 328 through connecting plate 328 and remove, thereby can drive the one end that lower connecting rod 3211 is connected with ram 2 and remove, and then can drive ram 2 and remove in vertical direction. Realize the stamping function.
The driving assembly 31 comprises a hydraulic cylinder 310 fixedly connected to the machine body 1 and having a vertical telescopic direction, the hydraulic cylinder 310 is fixed at the inner top of the machine body 1, a hydraulic oil path of the hydraulic cylinder is not drawn, a connecting seat 311 is fixedly connected to the telescopic end of the hydraulic cylinder 310, a first rack plate 312 is fixedly connected to one side wall of the connecting seat 311 facing the ground, a first rotating shaft 313 parallel to the ground is rotatably connected to the inside of the machine body 1, a first bevel gear 315 and a first gear 314 matched with the first rack plate 312 are fixedly connected to the first rotating shaft 313, a fixing seat 316 is fixedly connected to the inner wall of the machine body 1, a second rotating shaft 317 with a vertical axial line is rotatably connected to the fixing seat 316, a second gear 319 and a second bevel gear 318 matched with the first bevel gear 315 are fixedly connected to the second rotating shaft 317, and a gear ring 3111 matched with the second gear 319 is fixedly connected to the outer wall of the rotating disc 323.
When the hydraulic cylinder 310 is started during use, the hydraulic cylinder 310 drives the first rack plate 312 to move in the vertical direction, when the hydraulic cylinder 310 moves to a corresponding position, the first rack plate 312 is meshed with the first gear 314 at this time, so that the first gear 314 is driven to rotate, the first gear 314 rotates to drive the bevel gear 315 to rotate through the transmission of the first rotating shaft 313, the bevel gear 315 rotates to drive the second rotating shaft 317 to rotate through the cooperation with the second bevel gear 318, the second rotating shaft 317 rotates to drive the second gear 319 positioned on the second rotating shaft 317 to rotate, the second gear 319 is meshed with the gear ring 3111 on the outer wall of the rotating disc 323, the rotating disc 323 rotates to drive the rotating disc 323 to rotate along with the first gear 314, one end of the lower connecting rod 3211 is driven to move in the horizontal direction through the transmission of the driving rod 327, the other end of the lower connecting rod 3211 drives the impact hammer 2 to move in the vertical direction, the impact hammer 2 is driven to realize the punching function, and a plurality of connection between the lower connecting rods 3211 and the impact hammer 2 are arranged to bear more uniform and more fragile loads.
The vibration damping assembly 4 comprises a vibration damper 40 with one end rotatably connected to the impact hammer 2, the vibration damper 40 can rotate around a connection point of the vibration damper 40 and the impact hammer 2, a telescopic slide rod 48 is slidably connected to the other end of the vibration damper 40, a vibration damping seat 41 is arranged on one side of the free end of the slide rod 48, a plurality of connecting frames 42 are fixedly connected to the vibration damping seat 41 in an annular array mode, the connecting frames 42 are respectively matched with the plurality of lower connecting rods 3211, a first matching groove 43 and a second matching groove 44 are respectively formed in the lower connecting rods 3211 and the connecting frames 42, a limiting piece 45 is slidably connected to the first matching groove 43 and the second matching groove 44, the connecting frames 42 and the lower connecting rods 3211 can be limited by the aid of the fact that the lower connecting rods 3211 and the vertical direction angle change, the lower connecting rods 3211 are driven to move through the connecting frames 42, accordingly, matching between the lower connecting rods 3211 and the vibration damper 40 is kept, moving grooves 46 are formed in a penetrating mode, the vibration damping seat 41, the moving grooves 46 are slidably connected to the moving grooves 47, and the moving grooves 47 are smaller than the moving grooves 47, and the moving lengths of the moving seats are smaller than the moving grooves 47.
When the shock absorber is used, it is required to be noted that the included angles between the shock absorber 40 and the vertical direction are different, namely, the damping values are different, when the shock absorber 40 needs to be adjusted to achieve a better shock absorption effect, the corresponding movable seat 47 can be moved along the length direction of the movable groove 46, the movable seat 47 can drive the other end of the shock absorber 40 to move, and the other end of the shock absorber 40 is rotationally connected with the impact hammer 2, so that the included angle between the shock absorber 40 and the vertical direction can be changed, the damping value of the shock absorber 40 can be adjusted, the better shock absorption effect can be achieved, the pressure can be better born when the impact hammer 2 works, and the lower connecting rod 3211 is protected.
The vibration damper assembly 4 further comprises a brake assembly 49, the brake assembly 49 is used for limiting the movement of the movable seat 47, the brake assembly 49 comprises a brake plate 491 fixedly connected to the vibration damper seat 41, a spring 492 is fixedly connected to one side wall of the brake plate 491, which faces the movable seat 47, and a friction plate 493 in interference fit with the movable seat 47 is fixedly connected to the free end of the spring 492. When in use, the friction plate 493 in the initial state will collide with the side wall of the movable seat 47 under the action of the spring 492, so as to limit the movable seat 47, so that the position of the damper 40 is kept relatively stable, and a stable damping effect is provided.
The damping adjustment assembly 5 includes setting up the mount pad 56 in organism 1 inside, fixedly connected with at least one pull rod 507 on the mount pad 56, the free end slip of pull rod 507 runs through to the outside of organism 1, can understand, can adjust the position of mount pad 56 through pulling pull rod 507 like this, rotationally be connected with pivot three 52 respectively on the mount pad 56, pivot four 58, pivot five 504 and pivot six 501, fixedly connected with third gear 53 and elongated gear 54 on the pivot three 52, one side fixedly connected with second rack board 51 of first rack board 312, it is to be noted that third gear 53 is located the top of second gear 319 and optional cooperates with second rack board 51, specifically: when the hydraulic cylinder 310 begins to extend from the initial state, the second rack plate 51 is engaged with the third gear 53, then as the hydraulic cylinder 310 continues to extend, the second rack plate 51 begins to disengage from the third gear 53, the first rack plate 312 begins to engage with the first gear 314, and then the entire stamping process is performed within the range of travel of the first rack plate 312 engaging with the first gear 314. The machine body 1 is rotationally connected with a first sleeve 55, the free end of a third rotating shaft 52 is slidably connected with the first sleeve 55, namely the third rotating shaft 52 can slide in the first sleeve 55 along the length direction of the first sleeve 55, the first sleeve 55 can provide support for one end of the third rotating shaft 52, a fourth gear 59 matched with the long gear 54 is fixedly connected to a fourth rotating shaft 58, a fifth gear 505 is fixedly connected to a sixth rotating shaft 501, a second sleeve 502 is rotationally connected to the machine body 1, the free end of the fifth rotating shaft 504 is slidably connected with the second sleeve 502, similarly, the fifth rotating shaft 504 can slide in the second sleeve 502 along the length direction of the second sleeve 502, the second sleeve 502 can provide support for one end of the fifth rotating shaft 504, a belt pulley assembly 503 is in transmission connection between the sixth rotating shaft 501 and the fourth rotating shaft 58, a belt pulley assembly 506 is in transmission connection between the fifth rotating shaft 504 and the sixth rotating shaft 501, and a matched third toothed plate 509 matched with the fifth gear 505 is fixedly connected to the moving seat 47. When the second rack plate 51 moves to the position of being matched with the third gear 53, the mounting seat 56 can be moved by the pull rod 507 to control the position of the third gear 53, so that the third gear 53 can be selectively matched with the second rack plate 51, and misoperation is avoided.
When the damper is used, the hydraulic cylinder 310 is started firstly, the hydraulic cylinder 310 drives the second rack plate 51 to move to a position matched with the third gear 53, at the moment, the long gear 54 is driven to rotate through the third gear 52 by the engagement of the second rack plate 51 and the third gear 53, the long gear 54 is driven to rotate through the engagement of the long gear 54 and the fourth gear 59, the fourth gear 58 drives the fourth gear 504 to rotate through the belt pulley assembly 503, the fifth gear 504 drives the sixth gear 501 to rotate through the belt pulley assembly 506, the sixth gear 505 can be driven to rotate by the rotation of the sixth gear 501, and therefore when the hydraulic assembly 3 lifts the third rack plate 509 to be matched with the fifth gear 505 through the lower connecting rod 3211 and the connecting frame 42, the third rack plate 509 can be driven to move through the fifth gear 505, and therefore the angle of the damper 40 can be adjusted, and the damper 40 can work better.
The damping adjustment assembly 5 further comprises a trigger assembly 508, the trigger assembly 508 is used for driving the friction plate 493 to be separated from the movable seat 47, the trigger assembly 508 comprises a trigger rod 5081 fixedly connected to the mounting seat 56, a trigger hole 5082 is formed in the friction plate 493, the matching surfaces of the trigger rod 5081 and the trigger hole 5082 are inclined planes, and the trigger rod 5081 penetrates through the vibration reduction seat 41 through the trigger hole 5082. Since the friction plate 493 is in an abutting state with the movable seat 47 in the initial state, the fifth gear 505 is difficult to drive the movable seat 47 to move, so that when the vibration reduction seat 41 and the third rack plate 509 move upwards, the trigger rod 5081 is in contact fit with the trigger hole 5082 at first, and the matching surfaces of the trigger rod 5081 and the trigger hole 5082 are inclined surfaces, when the trigger rod 5081 is in contact extrusion with the trigger hole 5082, the friction plate 493 moves to the side far away from the movable seat 47 and is separated from the movable seat 47, at this time, the spring 492 is compressed, the trigger rod 5081 sequentially penetrates through the trigger hole 5082 and the vibration reduction seat 41 to avoid interference, and when the vibration reduction seat 41 is adjusted to be separated from the trigger rod 5081, the friction plate 493 is in contact with the movable seat 47 again under the action of the spring 492 to avoid free movement of the movable seat 47; in addition, when the pull rod 507 is pulled, the pull rod 507 drives the third 52, fourth 58, fifth 504 and sixth 501 rotating shafts to move simultaneously through the transmission of the mounting seat 56, so that the third gear 53 is separated from the second rack plate 51, and the damper 40 is not required to be adjusted in angle.
According to the above-described embodiment, in the second embodiment,
the mating cross-sections of the slide groove 325 and the slide seat 326 are T-shaped, and one side of the slide groove 325 communicates with the edge of the guide disk 322. When the sliding seat is used, the matched parts of the sliding groove 325 and the sliding seat 326 are designed to be T-shaped, so that the sliding of the sliding seat 326 is more stable by utilizing the self shapes of the sliding groove 325 and the sliding seat 326, and in addition, one side of the sliding groove 325 is communicated with the edge of the guide disc 322, thereby facilitating the installation and setting of the sliding seat 326 and facilitating the use.
According to the above-described embodiment, in the third embodiment,
the third rotating shaft 52 and the fifth rotating shaft 504 are fixedly connected with a first limiting part 6 along the length direction, the first limiting part 6 can be a clamping strip, the first sleeve 55 and the second sleeve 502 are respectively provided with a second limiting part 7 along the length direction, the second limiting parts 7 can be buckles, and the first limiting part 6 and the second limiting part 7 are connected in a clamping mode. When the rotary shaft three 52 and the sleeve one 55 and the rotary shaft five 504 and the sleeve two 502 can be circumferentially limited, namely synchronously rotated, by the clamping of the first limiting part 6 and the second limiting part 7, and the sliding of the rotary shaft three 52 and the rotary shaft five 504 in the sleeve one 55 and the sleeve two 502 is not influenced, so that the rotary shaft three 52 and the rotary shaft five 504 can act more stably.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A multi-link hydraulic press comprising: a machine body (1) and a punch hammer (2);
the method is characterized in that:
the hydraulic assembly (3) is arranged on the machine body (1) and matched with the impact hammer (2) for driving the impact hammer (2) to move in the vertical direction;
the vibration reduction assembly (4) is arranged on the impact hammer (2) on one side, and the other side of the vibration reduction assembly (4) is matched with the hydraulic assembly (3) and is used for absorbing the impact force of the impact hammer (2) on the hydraulic assembly (3) during working;
and the damping adjusting assembly (5) is arranged on the machine body (1), and is selectively matched with the hydraulic assembly (3) and the vibration reduction assembly (4) to adjust the vibration reduction effect of the vibration reduction assembly (4).
2. A multi-link hydraulic press as claimed in claim 1, wherein: the hydraulic assembly (3) comprises a driving assembly (31) and a synchronous lifting assembly (32), one side of the synchronous lifting assembly (32) is matched with the impact hammer (2) to drive the impact hammer (2) to move in the vertical direction, the impact hammer (2) is pressed in multiple directions in the punching process of the impact hammer (2), and the driving assembly (31) provides power for the action of the synchronous lifting assembly (32).
3. A multi-link hydraulic press as claimed in claim 2, wherein: the synchronous lifting assembly (32) comprises a fixed frame (321) fixedly connected to the machine body (1), a circular guide disc (322) is fixedly connected to one side wall, far away from the ground, of the fixed frame (321), a rotating disc (323) is rotationally connected to one side wall, far away from the ground, of the guide disc (322), a plurality of arc-shaped inclined grooves (324) are formed in the rotating disc (323) in a penetrating mode, the inclined grooves (324) are distributed in a circular array mode relative to the center of the rotating disc (323), one side of each inclined groove (324) is close to the center of the rotating disc (323), the other side of each inclined groove is close to the edge of the rotating disc (323), a plurality of sliding grooves (325) are formed in the guide disc (322) along the radial circular array mode, the sliding grooves (325) correspond to the inclined grooves (324) in each other, sliding seats (326) are connected in a sliding mode, the sliding seats (326) penetrate through the corresponding inclined grooves (324), driving rods (327) are fixedly connected to free ends of the sliding seats (326), the driving rods (327) are connected to the connecting rods (328) in a connecting plate (328) in a sliding mode, the connecting plate (328) is connected to the upper connecting plate (328) in a radial mode, the free end of the upper connecting rod (329) is rotatably connected to a side wall of the machine body (1) far away from the ground, and the free end of the lower connecting rod (3211) is rotatably connected to the side wall of the impact hammer (2).
4. A multi-link hydraulic press according to claim 3, wherein: the driving assembly (31) comprises a hydraulic cylinder (310) fixedly connected to the machine body (1) and in the vertical direction in the telescopic direction, a connecting seat (311) is fixedly connected to the telescopic end of the hydraulic cylinder (310), a first rack plate (312) is fixedly connected to one side wall of the connecting seat (311) facing the ground, a first rotating shaft (313) parallel to the ground is rotatably connected to the inside of the machine body (1), a first bevel gear (315) is fixedly connected to the first rotating shaft (313) and a first gear (314) matched with the first rack plate (312), a fixing seat (316) is fixedly connected to the inner wall of the machine body (1), a second rotating shaft (317) with the axis in the vertical direction is rotatably connected to the fixing seat (316), a second gear (319) and a second bevel gear (318) matched with the first bevel gear (315) are fixedly connected to the outer wall of the rotating disc (323), and a ring (3111) matched with the second gear (319) is fixedly connected to the outer wall of the rotating disc (323).
5. The multi-link hydraulic press of claim 4, wherein: the vibration reduction assembly (4) comprises a vibration absorber (40) with one end rotatably connected to the impact hammer (2), the other end of the vibration absorber (40) is slidably connected with a telescopic sliding rod (48), one side of the free end of the sliding rod (48) is provided with a vibration reduction seat (41), a plurality of connecting frames (42) are fixedly connected to an annular array on the vibration reduction seat (41), the connecting frames (42) are respectively matched with the lower connecting rods (3211), a first matching groove (43) and a second matching groove (44) are respectively formed in the connecting frames (42), limiting pieces (45) are slidably connected to the first matching groove (43) and the second matching groove (44), moving grooves (46) are formed in the vibration reduction seat (41) in a penetrating mode, moving seats (47) are slidably connected to the inner portions of the moving grooves (46), and the free ends of the sliding rods (48) are rotatably connected to the moving seats (47).
6. A multi-link hydraulic press as set forth in claim 5, wherein: the damping assembly (4) further comprises a braking assembly (49), the braking assembly (49) is used for limiting movement of the movable seat (47), the braking assembly (49) comprises a braking plate (491) fixedly connected to the damping seat (41), a spring (492) is fixedly connected to one side wall of the movable seat (47) towards the braking plate (491), and a friction plate (493) in interference fit with the movable seat (47) is fixedly connected to the free end of the spring (492).
7. The multi-link hydraulic press of claim 6, wherein: the damping adjusting component (5) comprises a mounting seat (56) arranged in the machine body (1), at least one pull rod (507) is fixedly connected to the mounting seat (56), the free end of the pull rod (507) is slidably penetrated to the outside of the machine body (1), a rotating shaft III (52), a rotating shaft IV (58), a rotating shaft V (504) and a rotating shaft VI (501) are respectively and rotatably connected to the mounting seat (56), a third gear (53) and a long gear (54) are fixedly connected to the rotating shaft III (52), a second gear plate (51) is fixedly connected to one side of the first gear plate (312), a sleeve I (55) is rotatably connected to the machine body (1), the free end of the rotating shaft III (52) is slidably connected with the sleeve I (55), a fourth gear (59) matched with the long gear (54) is fixedly connected to the rotating shaft IV (58), a fifth gear (505) is fixedly connected to the rotating shaft VI (501), a sleeve II (502) is rotatably connected to the machine body (502), a pulley II (502) is slidably connected to the rotating shaft IV (502), the damping adjusting device is characterized in that a belt pulley assembly II (506) is connected between the rotating shaft II (504) and the rotating shaft VI (501) in a transmission manner, a third rack plate (509) matched with a fifth gear (505) is fixedly connected to the movable seat (47), the damping adjusting assembly (5) further comprises a triggering assembly (508), and the triggering assembly (508) is used for driving a friction plate (493) to be separated from the movable seat (47).
8. The multi-link hydraulic press of claim 7, wherein: the trigger assembly (508) comprises a trigger rod (5081) fixedly connected to the mounting seat (56), a trigger hole (5082) is formed in the friction plate (493), the matching surfaces of the trigger rod (5081) and the trigger hole (5082) are inclined planes, and the trigger rod (5081) penetrates through the vibration reduction seat (41) through the trigger hole (5082).
9. A multi-link hydraulic press according to claim 3, wherein: the matching sections of the sliding groove (325) and the sliding seat (326) are T-shaped, and one side of the sliding groove (325) is communicated with the edge of the guide disc (322).
10. The multi-link hydraulic press of claim 7, wherein: the rotating shaft III (52) and the rotating shaft V (504) are fixedly connected with a first limiting part (6) along the length direction of the rotating shaft III, the sleeve I (55) and the sleeve II (502) are respectively provided with a second limiting part (7) along the length direction of the rotating shaft III, and the first limiting part (6) is connected with the second limiting part (7) in a clamping mode.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310855960.5A CN116572570B (en) | 2023-07-13 | 2023-07-13 | Multi-connecting-rod hydraulic press |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310855960.5A CN116572570B (en) | 2023-07-13 | 2023-07-13 | Multi-connecting-rod hydraulic press |
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| CN116572570B CN116572570B (en) | 2023-10-20 |
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| KR20210128251A (en) * | 2020-04-16 | 2021-10-26 | (주)진영기계 | Toggle press with hydraulic cylinder as power source |
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| FR2332124A1 (en) * | 1975-11-20 | 1977-06-17 | Exi Kuznechn | Crank press with antioverload device - has crank arm connected to press slide arm and power cylinder with shock absorber |
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|---|---|
| CN116572570B (en) | 2023-10-20 |
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