CN219151352U - Dynamic balance structure of high-speed punch - Google Patents
Dynamic balance structure of high-speed punch Download PDFInfo
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- CN219151352U CN219151352U CN202223533917.7U CN202223533917U CN219151352U CN 219151352 U CN219151352 U CN 219151352U CN 202223533917 U CN202223533917 U CN 202223533917U CN 219151352 U CN219151352 U CN 219151352U
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- 238000009434 installation Methods 0.000 abstract description 4
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- 230000007246 mechanism Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
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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
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Abstract
The utility model discloses a dynamic balance structure of a high-speed punch, which comprises a crankshaft, a dynamic balance block and a connecting assembly, wherein the connecting assembly comprises a dynamic balance sliding block and a dynamic balance eccentric cam, and the dynamic balance sliding block is embedded in a guide chute of the dynamic balance block in a relatively horizontal movement manner; the middle part of the dynamic balance sliding block is provided with a cam mounting hole, the dynamic balance eccentric cam is embedded in the cam mounting hole in a relative rotation way, and the dynamic balance eccentric cam is arranged on the crankshaft. During operation, the dynamic balance eccentric cam synchronously rotates along with the crankshaft, and rotates in the cam mounting hole of the dynamic balance sliding block, and in the process, the dynamic balance eccentric cam drives the dynamic balance sliding block to horizontally slide in the guide chute on one hand, and drives the dynamic balance sliding block and the dynamic balance block to lift on the other hand; compared with the existing connecting rod driving mode, the utility model has the advantages of novel design, installation space saving and good structure compactness because no connecting rod structure is adopted.
Description
Technical Field
The utility model relates to the technical field of punching machines, in particular to a dynamic balance structure of a high-speed punching machine.
Background
The patent number is: 202023314780.7, patent name: the utility model relates to a Chinese patent of a high-speed punch with a dynamic balancing mechanism, which is provided with a balancing weight and at least two balancing weight connecting rod assemblies respectively arranged at two ends of the balancing weight in a transmission way, wherein the two ends of the balancing weight are respectively connected with a crank driving mechanism through eccentric transmission of the corresponding balancing weight connecting rod assemblies; the crankshaft driving mechanism is provided with a crankshaft, the left end and the right end of the crankshaft are respectively provided with a sliding block eccentric section which is arranged symmetrically, the left end and the right end of the crankshaft are respectively provided with a counterweight connecting rod eccentric section, and the middle part of the crankshaft is provided with a sliding block eccentric arm; the outer side of each counterweight connecting rod eccentric section is sleeved with a counterweight eccentric bearing washer; each balancing weight connecting rod assembly is provided with a connecting rod body, a first ball bearing and a second ball bearing, the connecting rod body comprises a connecting rod big end and a connecting rod small end, the connecting rod big end is eccentrically arranged on the crankshaft through the first ball bearing, and the connecting rod small end is connected with the balancing weight through the second ball bearing in a transmission mode.
It should be noted that, for the above dynamic balancing mechanism, it has the following drawbacks, in particular: the balancing weight is connected with the crankshaft through the connecting rod, the upper end part and the lower end part of the connecting rod are respectively provided with a motion joint, and the connecting rod must have a certain length and two rotation centers, so that a certain space is necessarily occupied; therefore, the dynamic balance structure of the punch press driven by the connecting rod obviously has the defects of larger occupied space and poorer structural compactness.
Disclosure of Invention
The utility model aims to provide a dynamic balance structure of a high-speed punch, which aims at overcoming the defects of the prior art, and has the advantages of novel design, installation space saving and good structural compactness.
In order to achieve the above object, the present utility model is achieved by the following technical scheme.
A dynamic balance structure of a high-speed punch comprises a crankshaft, a lifting movable dynamic balance block, and a connecting component arranged between the crankshaft and the dynamic balance block;
the connecting component comprises a dynamic balance sliding block and a dynamic balance eccentric cam, the dynamic balance sliding block is provided with a guide chute corresponding to the dynamic balance sliding block, and the dynamic balance sliding block is embedded in the guide chute in a relative horizontal movement manner;
the middle part of the dynamic balance sliding block is provided with a cam mounting hole, the dynamic balance eccentric cam is embedded in the cam mounting hole in a relative rotation way, and the dynamic balance eccentric cam is arranged on the crankshaft.
The middle part of the crankshaft is provided with an eccentric driving part, the dynamic balance block is provided with two balance block vertical plates which are right and left opposite and are arranged at intervals, and the two balance block vertical plates are symmetrically arranged at two sides of the eccentric driving part;
the guide sliding grooves are respectively formed in the vertical plates of the balance weights, the dynamic balance sliding blocks are respectively embedded in the guide sliding grooves of the vertical plates of the balance weights, and the dynamic balance eccentric cams are respectively embedded in the cam mounting holes of the dynamic balance sliding blocks.
The high-speed punch dynamic balance structure further comprises a guide rod fixing plate positioned at the upper end side of the dynamic balance block, a balance block guide rod which is vertically arranged is fixedly arranged on the guide rod fixing plate, and the lower end part of the balance block guide rod extends to the lower end side of the guide rod fixing plate;
the dynamic balance block is provided with a balance block guide hole corresponding to the balance block guide rod, and the lower end part of the balance block guide rod is embedded into the balance block guide hole.
The dynamic balance block is characterized in that the guide rod fixing plate is provided with two balance block guide rods which are arranged at intervals, the dynamic balance block is provided with balance block guide holes corresponding to the balance block guide rods respectively, and the lower end parts of the balance block guide rods are embedded into the corresponding balance block guide holes respectively.
Wherein, the dynamic balance eccentric cam and the crankshaft are of an integrated structure.
The dynamic balance eccentric cam is sleeved on the crankshaft and is connected with the crankshaft in a rotation stopping way through a rotation stopping key.
The beneficial effects of the utility model are as follows: the utility model relates to a dynamic balance structure of a high-speed punch press, which comprises a crankshaft, a dynamic balance block and a connecting component, wherein the connecting component comprises a dynamic balance sliding block and a dynamic balance eccentric cam; the middle part of the dynamic balance sliding block is provided with a cam mounting hole, the dynamic balance eccentric cam is embedded in the cam mounting hole in a relative rotation way, and the dynamic balance eccentric cam is arranged on the crankshaft. During operation, the dynamic balance eccentric cam synchronously rotates along with the crankshaft, and rotates in the cam mounting hole of the dynamic balance sliding block, and in the process, the dynamic balance eccentric cam drives the dynamic balance sliding block to horizontally slide in the guide chute on one hand, and drives the dynamic balance sliding block and the dynamic balance block to lift on the other hand; compared with the existing connecting rod driving mode, the utility model has the advantages of novel design, installation space saving and good structure compactness because no connecting rod structure is adopted.
Drawings
The utility model will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the utility model.
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of another view of the present utility model.
Fig. 3 is an exploded view of the present utility model.
Fig. 1 to 3 include:
1-a crankshaft; 11-an eccentric drive; 2-dynamic balance blocks; 21-a guide chute; 22-counterweight risers; 23-a counterweight guide hole; 3-dynamic balance sliding blocks; 31-a cam mounting hole; 4-dynamic balancing an eccentric cam; 51-a guide rod fixing plate; 52-a counterweight guide rod; 6-a slider link assembly; 7-punch press slide block.
Detailed Description
The utility model will be described with reference to specific embodiments.
In the first embodiment, as shown in fig. 1 to 3, a dynamic balance structure of a high-speed punch comprises a crankshaft 1 and a dynamic balance block 2 which moves up and down, wherein a connecting component is arranged between the crankshaft 1 and the dynamic balance block 2.
The connecting assembly comprises a dynamic balance sliding block 3 and a dynamic balance eccentric cam 4, wherein the dynamic balance sliding block 2 is provided with a guide chute 21 corresponding to the dynamic balance sliding block 3, and the dynamic balance sliding block 3 is embedded in the guide chute 21 in a relative horizontal movement manner.
Further, a cam mounting hole 31 is formed in the middle of the dynamic balance sliding block 3, the dynamic balance eccentric cam 4 is embedded in the cam mounting hole 31 in a relatively rotating manner, and the dynamic balance eccentric cam 4 is arranged on the crankshaft 1; in operation, the dynamic balance eccentric cam 4 rotates synchronously with the crankshaft 1. It should be explained that, the dynamic balance eccentric cam 4 of the first embodiment may be designed in a split type or an integral type; for the dynamic balance eccentric cam 4 with a split structure design, the dynamic balance eccentric cam 4 is sleeved on the crankshaft 1, and the dynamic balance eccentric cam 4 is in anti-rotation connection with the crankshaft 1 through an anti-rotation key; for the dynamic balance eccentric cam 4 of the integral structure design, the dynamic balance eccentric cam 4 and the crankshaft 1 are of an integral structure.
It should be emphasized that, in the first embodiment, the dynamic balance weight 2 is driven by the connection assembly composed of the dynamic balance slider 3 and the dynamic balance eccentric cam 4, and when in operation, the dynamic balance eccentric cam 4 rotates synchronously with the crankshaft 1, and the dynamic balance eccentric cam 4 rotates in the cam mounting hole 31 of the dynamic balance slider 3, in the process, the horizontal movement component generated by the eccentric moving dynamic balance eccentric cam 4 drives the dynamic balance slider 3 to slide horizontally in the guide chute 21, and the vertical movement component generated by the eccentric moving dynamic balance eccentric cam 4 drives the dynamic balance slider 3 and the dynamic balance weight 2 to move up and down.
In addition, in the process of realizing the dynamic balance action in the dynamic balance structure of the high-speed punch of the first embodiment, the dynamic balance slider 3 is also a part of the dynamic balance mass.
Compared with the existing connecting rod driving mode, the dynamic balance structure of the high-speed punch press has the advantages of novel design, installation space saving and good structural compactness.
As shown in fig. 1 to 3, the second embodiment is different from the first embodiment in that: the middle part of the crankshaft 1 is provided with an eccentric driving part 11, the dynamic balance weight 2 is provided with two balance weight vertical plates 22 which are opposite to each other left and right and are arranged at intervals, and the two balance weight vertical plates 22 are symmetrically arranged at two sides of the eccentric driving part 11 left and right; each balance weight vertical plate 22 is respectively provided with a guide chute 21, each balance weight vertical plate 22 is respectively embedded with a dynamic balance sliding block 3 in the guide chute 21, and each dynamic balance sliding block 3 is respectively embedded with a dynamic balance eccentric cam 4 in the cam mounting hole 31.
It should be noted that the eccentric driving portion 11 in the middle of the crankshaft 1 is connected to the slide link assembly 6, and the upper end portion of the slide link assembly 6 is mounted on the eccentric driving portion 11 of the crankshaft 1 through a bearing, and the lower end portion of the slide link assembly 6 is connected to the upper end portion of the punch slide 7.
For the dynamic balance structure of the high-speed punch of the second embodiment, two connecting components respectively composed of the dynamic balance sliding block 3 and the dynamic balance eccentric cam 4 are symmetrically arranged at two sides of the eccentric driving part 11 of the crankshaft 1, and the structural designs can effectively ensure that the dynamic balance structure is balanced in stress.
As shown in fig. 1 to 3, the third embodiment is different from the first embodiment in that: the dynamic balance structure of the high-speed punch press further comprises a guide rod fixing plate 51 positioned at the upper end side of the dynamic balance block 2, a balance block guide rod 52 which is vertically arranged is fixedly arranged on the guide rod fixing plate 51, and the lower end part of the balance block guide rod 52 extends to the lower end side of the guide rod fixing plate 51;
the dynamic balance weight 2 is provided with a balance weight guide hole 23 corresponding to the balance weight guide rod 52, and the lower end part of the balance weight guide rod 52 is embedded into the balance weight guide hole 23.
When the dynamic balance weight 2 moves up and down, the embodiment guides the dynamic balance weight 2 by matching the balance weight guide rod 52 with the balance weight guide hole 23, so as to ensure that the dynamic balance weight 2 moves up and down stably.
As shown in fig. 1 to 3, the fourth embodiment differs from the third embodiment in that: the guide rod fixing plate 51 is provided with two balance weight guide rods 52 which are arranged at intervals, the dynamic balance weight 2 is provided with balance weight guide holes 23 corresponding to the balance weight guide rods 52 respectively, and the lower end parts of the balance weight guide rods 52 are embedded into the corresponding balance weight guide holes 23 respectively.
The foregoing is merely exemplary of the present utility model, and those skilled in the art should not be considered as limiting the utility model, since modifications may be made in the specific embodiments and application scope of the utility model in light of the teachings of the present utility model.
Claims (6)
1. A dynamic balance structure of a high-speed punch comprises a crankshaft (1) and a dynamic balance block (2) which moves up and down, wherein a connecting component is arranged between the crankshaft (1) and the dynamic balance block (2);
the method is characterized in that: the connecting component comprises a dynamic balance sliding block (3) and a dynamic balance eccentric cam (4), the dynamic balance sliding block (2) is provided with a guide chute (21) corresponding to the dynamic balance sliding block (3), and the dynamic balance sliding block (3) is embedded in the guide chute (21) in a relative horizontal movement manner;
the middle part of the dynamic balance sliding block (3) is provided with a cam mounting hole (31), the dynamic balance eccentric cam (4) is embedded in the cam mounting hole (31) in a relative rotation mode, and the dynamic balance eccentric cam (4) is arranged on the crankshaft (1).
2. The dynamic balance structure of a high-speed punch according to claim 1, wherein: the middle part of the crankshaft (1) is provided with an eccentric driving part (11), the dynamic balance block (2) is provided with two balance block vertical plates (22) which are right and left opposite and are arranged at intervals, and the two balance block vertical plates (22) are symmetrically arranged at two sides of the eccentric driving part (11) left and right;
the guide sliding grooves (21) are respectively formed in the vertical plates (22) of the balance weights, the dynamic balance sliding blocks (3) are respectively embedded in the guide sliding grooves (21) of the vertical plates (22) of the balance weights, and the dynamic balance eccentric cams (4) are respectively embedded in the cam mounting holes (31) of the dynamic balance sliding blocks (3).
3. The dynamic balance structure of a high-speed punch according to claim 1, wherein: the dynamic balance structure of the high-speed punch press further comprises a guide rod fixing plate (51) positioned at the upper end side of the dynamic balance block (2), a balance block guide rod (52) which is vertically arranged is fixedly arranged on the guide rod fixing plate (51), and the lower end part of the balance block guide rod (52) extends to the lower end side of the guide rod fixing plate (51);
the dynamic balance block (2) is provided with a balance block guide hole (23) corresponding to the balance block guide rod (52), and the lower end part of the balance block guide rod (52) is embedded into the balance block guide hole (23).
4. A dynamic balance structure of a high-speed punch according to claim 3, wherein: the guide rod fixing plate (51) is provided with two balance block guide rods (52) which are arranged at intervals, the dynamic balance block (2) is provided with balance block guide holes (23) corresponding to the balance block guide rods (52) respectively, and the lower end parts of the balance block guide rods (52) are embedded into the corresponding balance block guide holes (23) respectively.
5. The dynamic balance structure of a high-speed punch according to claim 1, wherein: the dynamic balance eccentric cam (4) and the crankshaft (1) are of an integrated structure.
6. The dynamic balance structure of a high-speed punch according to claim 1, wherein: the dynamic balance eccentric cam (4) is sleeved on the crankshaft (1), and the dynamic balance eccentric cam (4) is in anti-rotation connection with the crankshaft (1) through an anti-rotation key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223533917.7U CN219151352U (en) | 2022-12-29 | 2022-12-29 | Dynamic balance structure of high-speed punch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223533917.7U CN219151352U (en) | 2022-12-29 | 2022-12-29 | Dynamic balance structure of high-speed punch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219151352U true CN219151352U (en) | 2023-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223533917.7U Active CN219151352U (en) | 2022-12-29 | 2022-12-29 | Dynamic balance structure of high-speed punch |
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| Country | Link |
|---|---|
| CN (1) | CN219151352U (en) |
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2022
- 2022-12-29 CN CN202223533917.7U patent/CN219151352U/en active Active
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Effective date of registration: 20240124 Address after: 247100 Industrial Park, Muzhen Town, Qingyang County, Chizhou City, Anhui Province Patentee after: Anhui Rixu Intelligent Equipment Co.,Ltd. Country or region after: China Address before: 63 Xiangming Road, songmushan village, Dalang Town, Dongguan City, Guangdong Province Patentee before: MING XU (DONGGUAN) PRECISION MACHINERY CO.,LTD. Country or region before: China |