CN218660557U - Anti-unbalance loading structure of double-crankshaft punching machine - Google Patents
Anti-unbalance loading structure of double-crankshaft punching machine Download PDFInfo
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- CN218660557U CN218660557U CN202222380593.1U CN202222380593U CN218660557U CN 218660557 U CN218660557 U CN 218660557U CN 202222380593 U CN202222380593 U CN 202222380593U CN 218660557 U CN218660557 U CN 218660557U
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- block
- guide rail
- slider
- fixedly connected
- rotating
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Abstract
The utility model discloses an anti unbalance loading structure of double-crankshaft punch press, frame including bottom surface fixedly connected with guide rail, vertical direction sliding connection in the guide rail and the slider of one end fixedly connected with mould and the punching press mechanism of fixed connection in the frame and one end and slider are connected, reciprocating slide is provided with the supporting shoe on the slider inner wall, this supporting shoe is connected with the slider transmission, this supporting shoe can outwards open along the slider is synchronous, and make swivelling joint rotatory wheel and the guide rail inner wall on the supporting shoe paste, frictional force and space between slider and the guide rail have been reduced, and then increase the direction precision that the slider removed in the guide rail, paste through utilizing swiveling wheel and guide rail inner wall, the frictional force of guide rail and supporting shoe has been reduced, and outwards open by the supporting shoe, both reduced the space between guide rail and the slider, in case the phenomenon of skew about appearing when the limited slip piece punching press, the precision of guide rail to the slider has been increased again, and then great production that prevents the unbalance loading.
Description
Technical Field
The utility model relates to an anti unbalance loading technical field of double crankshaft punch press, in particular to anti unbalance loading structure of double crankshaft punch press.
Background
The crankshaft is a punch press which is commonly used in stamping production, the stamping pressure is large, only the volume of a machine body is very large, and very large noise can be generated during stamping, and the structure of the crankshaft resolves the problem that the working table is limited and only a plate with a small area can be processed, so that a press machine which has small stamping force and can stamp a large-scale plate is urgently needed in the market;
for example, patent publication No. CN113910656A discloses a closed double-point eccentric crankshaft punching machine of a two-stage gear speed reducing mechanism; the flywheel and the belt pulley are sleeved with a transmission belt, two transmission gears are meshed with each other, one transmission gear is meshed with a driving gear, a driving motor is started to drive the belt pulley to rotate, the flywheel is driven to rotate through the transmission belt, the flywheel enables the driving gear and the flywheel to rotate together through a clutch, one transmission gear is driven to rotate through the driving gear, and the two transmission gears are meshed with each other, so that the two eccentric crankshafts synchronously rotate, the sliding blocks are driven to slide on the guide rails through the connecting rods, and repeated stamping work is performed;
traditional anti unbalance loading mechanism as the name suggests, utilize the length of extension guide rail, make the punching press axle remove on the guide rail, and then reach the anti unbalance loading ability of guide rail to the punching press axle, and in the above-mentioned utility model, through the guiding force that utilizes the guide rail, make the slider remove on the guide rail, reach the effect that increases slider unbalance loading ability, nevertheless because punch press itself is in the middle of the long-term operation, incessant and the guide rail that rubs along with inside slider, can make and receive frictional force influence between guide rail and the slider and cause certain damage, and the damage can be crescent along with the lapse of time, and then lead to the space between slider and the guide rail to enlarge gradually, under the condition that the space between the two progressively enlarges, must influence the gliding stability of slider on the guide rail, and cause the slider to appear when sliding on the guide rail skew about promptly, thereby can lead to the anti unbalance loading ability reduction of slider.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an anti unbalance loading structure of double-crankshaft punch press has reduced frictional force and space between slider and the guide rail, and then increases the direction precision that the slider removed in the guide rail.
The above technical purpose of the present invention can be achieved by the following technical solutions:
an anti-unbalance loading structure of a double-crankshaft punching machine comprises a frame, a sliding block and a punching mechanism, wherein the bottom surface of the frame is fixedly connected with a guide rail, the sliding block is vertically and slidably connected in the guide rail, one end of the sliding block is fixedly connected with a die, the punching mechanism is fixedly connected on the frame, one end of the punching mechanism is connected with the sliding block, the punching mechanism can drive the sliding block to vertically move on the guide rail,
at least two supporting blocks are arranged on the inner wall of the sliding block in a reciprocating sliding mode and are in transmission connection with the sliding block, the supporting blocks can be synchronously outwards opened along the sliding block, and a rotating wheel rotatably connected to the supporting blocks is attached to the inner wall of the guide rail.
Preferably, a pushing block is connected in the sliding block in a sliding mode in the vertical direction, a protrusion corresponding to the supporting block is fixedly connected to the pushing block, a chain is fixedly connected to the top face of the pushing block, a winding wheel is connected in the sliding block in a rotating mode, one end of the chain is fixedly connected with the winding wheel, and a rotating handle is fixedly connected to the outer side of the winding wheel.
Preferably, a spring telescopic rod with one end fixedly connected with the push block is fixedly connected in the sliding block.
Preferably, the sliding block is connected with a clamping block in a relatively sliding mode, the clamping block can clamp the winding wheel, the sliding block is rotatably connected with a bidirectional screw rod in threaded connection with the clamping block, one end of the bidirectional screw rod is rotatably connected with a rotating shifting block, and the rotating shifting block is rotatably connected with the sliding block.
Preferably, one end of the supporting block, which is close to the protrusion, is rotatably connected with a ball, and the ball is attached to the protrusion.
Preferably, a main spring corresponding to the supporting block is fixedly connected in the sliding block, and one end of the main spring is fixedly connected with the supporting block.
The utility model discloses beneficial effect: compared with the prior art, the utility model discloses the reasonable slip supporting shoe is outwards opened in step, make the swiveling wheel in the supporting shoe paste with the guide rail mutually, reduce the space between guide rail and the slider, under the prerequisite that reduces the space between guide rail and the slider, swiveling wheel through rotatory setting, further reduce the frictional force between supporting shoe and the guide rail, promote the life of guide rail direction, simultaneously because the space that exists disappears between guide rail and the slider, with the condition of skew appears at the punching press in-process in order to prevent the slider, the guide rail has increased the precision to the slider again, the production of slider unbalance loading has been avoided.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
FIG. 2 is a schematic view of a ball bearing according to an embodiment.
Reference numerals: 1. a frame; 2. a slider; 3. a stamping mechanism; 4. a support block; 5. a push block; 6. a protrusion; 7. a chain; 8. a winding wheel; 9. rotating the handle; 10. a spring telescopic rod; 11. a clamping block; 12. a bidirectional lead screw; 13. rotating the shifting block; 14. a ball bearing; 15. a main spring; 16. a guide rail; 17. a crankshaft; 18. a connecting rod; 19. an electric motor.
Detailed Description
The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
As shown in fig. 1 to 2, the structure for resisting eccentric load of the double-crankshaft punch press comprises a frame 1, a slider 2 and a stamping mechanism, wherein a guide rail 16 is fixedly connected to the bottom surface of the frame 1, one end of the slider 2 is fixedly connected to the inside of the guide rail 16 in a sliding manner, one end of the stamping mechanism is fixedly connected to the inside of the frame 1, one end of the stamping mechanism is connected to the inside of the frame 2, the crankshaft is rotatably connected to the inside of the frame 1, an output shaft of the motor is fixedly connected to the inside of the frame 1, the other end of the stamping mechanism is rotatably connected to the inside of the crankshaft, one end of the connecting rod is rotatably connected to the inside of the crankshaft, and one end of the connecting rod is rotatably connected to the slider 2.
As shown in fig. 2, three support blocks 4 are arranged on the inner wall of the slider 2 in a reciprocating sliding manner, and the support blocks 4 can be respectively attached to the inner walls of the guide rails 16, the support blocks 4 are in transmission connection with the slider 2, the support blocks 4 can be synchronously opened outwards along the slider 2, and a rotating wheel rotatably connected to the support blocks 4 is attached to the inner walls of the guide rails 16, in actual operation, the rotating wheel is driven by the support blocks 4 to be attached to the guide rails 16 by reasonably sliding the support blocks 44 to be opened outwards synchronously, so that gaps between the support blocks 4 and the guide rails 16 are eliminated, the guiding accuracy of the guide rails 16 to the slider 2 is further improved, and the generation of unbalanced loading of the slider 2 is avoided under the condition that the gaps between the guide rails 16 and the support blocks 4 are eliminated.
As shown in fig. 2, a pushing block 5 is connected to the inside of the slider 2 in a sliding manner in a vertical direction, a protrusion 6 corresponding to the supporting block 4 is fixedly connected to the pushing block 5, a chain 7 is fixedly connected to the top surface of the pushing block 5, a winding wheel 8 is connected to the inside of the slider 2 in a rotating manner, one end of the chain 7 is fixedly connected to the winding wheel 8, a rotating handle 9 is fixedly connected to the outside of the winding wheel 8, in actual operation, the rotating handle 9 is rotated manually, the winding wheel 8 is linked to wind the chain 7 in the rotating process of the rotating handle 9, so that the pushing block 5 slides upwards under the pulling force of the chain 7, and the protrusion 6 on the pushing block 5 pushes the supporting block 4 to open outwards synchronously in the sliding process of the pushing block 5, so that the rotating wheel is attached to the guide rail 16 under the moving force of the supporting block 4, the attaching precision of the rotating wheel to the guide rail 16 is improved, and the gap between the supporting block 4 and the guide rail 16 is further reduced.
As shown in fig. 2, fixedly connected with one end and ejector pad 5 fixed connection's spring telescopic link 10 in slider 2, in actual operation, carry on spacingly through spring telescopic link 10 to ejector pad 5 vertical direction to eliminate the phenomenon that the effect skew appears when ejector pad 5 removes, under the circumstances that spring telescopic link 10 drive ejector pad 5 pulled down, increase the effect that resets of ejector pad 5 simultaneously.
As shown in fig. 2, the clamping block 11 is connected to the slider 2 in a relatively sliding manner, the clamping block 11 can clamp the winding wheel 8, the bidirectional screw 12 in threaded connection with the clamping block 11 is connected to the slider 2 in a rotating manner, one end of the bidirectional screw 12 is connected with the rotating shifting block 13 in a rotating manner, the rotating shifting block 13 is connected with the slider 2 in a rotating manner, in actual operation, the shifting block 13 is rotated manually by a person, and the two clamping blocks 11 are clamped to the winding wheel 8 by the bidirectional screw 12 which is linked under the rotation of the rotating shifting block 13, so that the fixing effect of the winding wheel 8 is improved.
As shown in fig. 2, a ball 14 is rotatably connected to one end of the supporting block 4 close to the protrusion 6, the ball 14 is attached to the protrusion 6, in actual operation, the ball 14 is attached to the protrusion 6 by the protrusion 6 under the condition that the supporting block 4 is pushed by the protrusion 6, so that the friction force between the supporting block 4 and the protrusion 6 is reduced during the rotation of the ball 14, and the service life of the protrusion 6 and the supporting block 4 is further prolonged.
As shown in fig. 2, a main spring 15 corresponding to the supporting block 4 is fixedly connected in the slider 2, one end of the main spring 15 is fixedly connected with the supporting block 4, and in actual operation, the supporting block 4 is reset when being separated from the protrusion 6 by the reset force of the main spring 15, so that the reset effect of the supporting block 4 is increased.
The utility model discloses the principle: the handle 9 is rotated manually by personnel, the rotating handle 9 is linked with the winding wheel 8 to wind the chain 7, when the chain 7 is wound, the chain 7 exerts upward pulling force on the pushing block 5, the pushing block 5 moves upwards when receiving the pulling force, the bulge 6 is contacted with the supporting block 4, the rotating wheel is attached to the guide rail 16 under the condition that the supporting block 4 is synchronously opened, and then the gap between the sliding block 2 and the guide rail 16 is eliminated.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (6)
1. The anti-unbalance loading structure of the double-crankshaft punching machine comprises a frame (1) of which the bottom surface is fixedly connected with a guide rail (16), a slide block (2) which is vertically and slidably connected in the guide rail (16) and of which one end is fixedly connected with a die, and a punching mechanism (3) which is fixedly connected on the frame (1) and of which one end is connected with the slide block (2), wherein the punching mechanism (3) can drive the slide block (2) to vertically move on the guide rail (16),
the inner wall of the sliding block (2) is provided with at least two supporting blocks (4) in a reciprocating sliding mode, the supporting blocks (4) are in transmission connection with the sliding block (2), the supporting blocks (4) can be opened outwards synchronously along the sliding block (2), and a rotating wheel which is connected to the supporting blocks (4) in a rotating mode is attached to the inner wall of the guide rail (16).
2. The structure of claim 1, wherein a push block (5) is slidably connected in the sliding block (2) in the vertical direction, a protrusion (6) corresponding to the supporting block (4) is fixedly connected to the push block (5), a chain (7) is fixedly connected to the top surface of the push block (5), a winding wheel (8) is rotatably connected in the sliding block (2), one end of the chain (7) is fixedly connected with the winding wheel (8), and a rotating handle (9) is fixedly connected to the outer side of the winding wheel (8).
3. The structure of claim 2, wherein the slider (2) is internally and fixedly connected with a telescopic spring rod (10) having one end fixedly connected with the push block (5).
4. The double-crankshaft punching machine offset load resisting structure according to claim 2, wherein a clamping block (11) is connected to the sliding block (2) in a relatively sliding manner, the clamping block (11) can clamp the winding wheel (8), a bidirectional screw rod (12) in threaded connection with the clamping block (11) is connected to the sliding block (2) in a rotating manner, a rotating shifting block (13) is connected to one end of the bidirectional screw rod (12) in a rotating manner, and the rotating shifting block (13) is connected to the sliding block (2) in a rotating manner.
5. The structure of claim 2, wherein the supporting block (4) is rotatably connected with a ball (14) near one end of the protrusion (6), and the ball (14) is attached to the protrusion (6).
6. The structure of claim 1, wherein the slider (2) is fixedly connected with a main spring (15) corresponding to the support block (4), and one end of the main spring (15) is fixedly connected with the support block (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222380593.1U CN218660557U (en) | 2022-09-06 | 2022-09-06 | Anti-unbalance loading structure of double-crankshaft punching machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222380593.1U CN218660557U (en) | 2022-09-06 | 2022-09-06 | Anti-unbalance loading structure of double-crankshaft punching machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218660557U true CN218660557U (en) | 2023-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222380593.1U Active CN218660557U (en) | 2022-09-06 | 2022-09-06 | Anti-unbalance loading structure of double-crankshaft punching machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218660557U (en) |
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2022
- 2022-09-06 CN CN202222380593.1U patent/CN218660557U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Anti eccentric load structure of hyperbolic axis punch press Effective date of registration: 20230818 Granted publication date: 20230321 Pledgee: Bank of China Limited Shengzhou sub branch Pledgor: ZHEJIANG BOLUN HIGH-PRECISION MACHINERY Co.,Ltd. Registration number: Y2023980052582 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |