CN110732899B - Bidirectional clamping device - Google Patents
Bidirectional clamping device Download PDFInfo
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- CN110732899B CN110732899B CN201911193378.7A CN201911193378A CN110732899B CN 110732899 B CN110732899 B CN 110732899B CN 201911193378 A CN201911193378 A CN 201911193378A CN 110732899 B CN110732899 B CN 110732899B
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- block
- clamping assembly
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to the technical field of machine manufacturing, and discloses a bidirectional clamping device. The bidirectional clamping device comprises a first clamping assembly, a second clamping assembly and a driving mechanism, wherein the second clamping assembly and the first clamping assembly form an included angle, the driving mechanism comprises a driving assembly and a push block, the first clamping assembly and the second clamping assembly are both in butt joint with the surface of the push block, which is in butt joint with the first clamping assembly and the second clamping assembly, is an inclined surface, and when the driving assembly drives the push block to descend, the first clamping assembly and the second clamping assembly can respectively prop against a workpiece to be clamped along the first direction and the second direction. The bidirectional clamping device provided by the invention can convert the movement of the pushing block in the vertical direction into the movement of the first clamping component and the second clamping component in the horizontal direction, and the clamping of the workpiece in the two directions can be completed through one operation, so that the operation is convenient and fast, and the working efficiency is higher.
Description
Technical Field
The invention relates to the technical field of machine manufacturing, in particular to a bidirectional clamping device.
Background
In machining, it is often necessary to clamp a workpiece from two directions using a clamping device and then perform machining on the workpiece. In the prior art, the above-mentioned effect is often realized by using two sets of clamping devices, but sometimes the space of the operation equipment is insufficient, and the two sets of clamping devices cannot be accommodated, so that the operation is difficult and the working efficiency is lower.
Therefore, it is necessary to provide a bidirectional clamping device capable of clamping a workpiece in two directions by one operation.
Disclosure of Invention
Based on the above, the invention aims to provide a bidirectional clamping device which can clamp a workpiece in two directions through one operation, is convenient to operate and has higher working efficiency.
In order to achieve the above purpose, the invention adopts the following technical scheme:
A bi-directional clamping device comprising:
A first clamping assembly;
the second clamping assembly is arranged at an included angle with the first clamping assembly;
The driving mechanism comprises a driving assembly and a pushing block, the first clamping assembly and the second clamping assembly are respectively in butt joint with the surface of the pushing block, which is in butt joint with the first clamping assembly and the second clamping assembly, is an inclined surface, and when the driving assembly drives the pushing block to descend, the first clamping assembly and the second clamping assembly can respectively prop against a workpiece to be clamped along a first direction and a second direction.
As a preferable scheme of bidirectional clamping device, the ejector block includes first portion and second portion that the contained angle set up, first portion with contained angle between the second direction with the first direction is equal, first portion with the second portion is triangle-shaped structure, first portion first limit with the first limit of second portion links to each other, first portion second limit with the second limit of second portion with drive assembly's output links to each other, first portion third limit with first clamping assembly looks butt, second portion third limit with second clamping assembly looks butt.
As a preferable mode of the bidirectional clamping device, the first part and the second part are integrally formed.
As a preferred aspect of the bidirectional clamping device, the bidirectional clamping device further includes a support assembly, the support assembly including:
The first clamping assembly and the second clamping assembly are arranged on the base;
and the vertical plate is vertically arranged on the base, and the driving mechanism is arranged on the vertical plate.
As a preferred embodiment of the bi-directional clamping device,
The first clamping assembly comprises a first bearing block, a first push rod and a first wear-proof piece, the first push rod is connected with the first bearing block, the first wear-proof piece is rotatably arranged on one side, away from the first push rod, of the first bearing block, and the peripheral surface of the first wear-proof piece is abutted to the surface of the push block;
The second clamping assembly comprises a second bearing block, a second push rod and a second wear-proof piece which are connected, the second push rod is connected with the second bearing block, one side, away from the second push rod, of the second bearing block is rotatably provided with the second wear-proof piece, and the peripheral surface of the second wear-proof piece is abutted to the surface of the push block.
As a preferred embodiment of the bi-directional clamping device,
The first clamping assembly further comprises a first guide block arranged on the base, a first guide hole is formed in the first guide block, and the first push rod penetrates through the first guide hole;
the second clamping assembly further comprises a second guide block arranged on the base, a second guide hole is formed in the second guide block, and the second push rod penetrates through the second guide hole.
As a preferred embodiment of the bi-directional clamping device,
The first clamping assembly further comprises a first reset piece, and two ends of the first reset piece are respectively abutted to the first bearing block and the first guide block;
the second clamping assembly further comprises a second reset piece, and two ends of the second reset piece are respectively abutted to the second bearing block and the second guide block.
As a preferable scheme of the bidirectional clamping device, the base is provided with a first sliding rail extending along the first direction and a second sliding rail extending along the second direction, the first bearing block is in sliding fit with the first sliding rail, and the second bearing block is in sliding fit with the second sliding rail.
As a preferable scheme of the bidirectional clamping device, a limiting block is further arranged on the base and is respectively abutted to the tail ends of the first sliding rail and the second sliding rail.
As a preferred embodiment of the bidirectional clamping device, the driving assembly includes:
The middle piece is rotatably arranged on the vertical plate;
the output end of the driving piece is connected with the middle piece;
One end of the rotating piece is rotationally connected with the middle piece;
The driving rod, the one end of driving rod with the other end rotation of rotating the piece is connected, the other end of driving rod with the ejector block links to each other.
The beneficial effects of the invention are as follows:
The invention provides a bidirectional clamping device which comprises a first clamping component, a second clamping component and a driving mechanism, wherein the driving mechanism comprises a driving component and a pushing block, the first clamping component and the second clamping component are both propped against the surface of the pushing block, the surfaces of the pushing block, which are propped against the first clamping component and the second clamping component, are set to be inclined planes, and when the driving component drives the pushing block to move downwards, the first clamping component can prop against a workpiece to be clamped along a first direction, and meanwhile, the second clamping component can prop against the workpiece to be clamped along a second direction. According to the bidirectional clamping device, the pushing block with the inclined surface is arranged, the inclined surface of the pushing block is respectively abutted against the first clamping component and the second clamping component, so that the movement of the pushing block in the vertical direction can be converted into the movement of the first clamping component and the second clamping component in the horizontal direction, the workpiece can be clamped in the two directions through one-time operation, the operation is convenient, and the working efficiency is high.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following description will briefly explain the drawings needed in the description of the embodiments of the present invention, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the contents of the embodiments of the present invention and these drawings without inventive effort for those skilled in the art.
FIG. 1 is a schematic view of a bi-directional clamping device according to the present invention in one view;
FIG. 2 is a schematic view of a two-way clamping device according to the present invention in another view;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
fig. 4 is a schematic structural view of a push block of the bidirectional clamping device provided by the invention.
In the figure:
1-a first clamping assembly; 11-a first receiving block; 12-a first push rod; 13-a first wear part; 14-a first guide block;
2-a second clamping assembly; 21-a second receiving block; 22-a second pushrod; 23-a second wear member; 24-a second guide block;
3-a driving mechanism; 31-a drive assembly; 311-a guide sleeve; 312-middleware; 313-drive member; 314-rotating member; 315-driving rod; 32-pushing a top block; 321-a first portion; 322-second portion;
4-a support assembly; 41-a first slide rail; 42-a second slide rail; 43-limiting block; 44-a base; 45-vertical plate.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
As shown in fig. 1-2, the present embodiment provides a bidirectional clamping device, which includes a first clamping component 1, a second clamping component 2 and a driving mechanism 3, where the second clamping component 2 and the first clamping component 1 form an included angle, the driving mechanism 3 includes a driving component 31 and an ejector block 32, the first clamping component 1 and the second clamping component 2 are both abutted against the surface of the ejector block 32, and the surface of the ejector block 32 abutted against the first clamping component 1 and the second clamping component 2 is an inclined plane, and when the driving component 31 drives the ejector block 32 to descend, the first clamping component 1 and the second clamping component 2 can respectively abut against a workpiece to be clamped along the first direction and the second direction.
The first direction and the second direction are two directions that form an included angle on a horizontal plane, the movement direction of the ejector block 32 is a vertical direction (Z direction), and the Z direction is perpendicular to the first direction and the second direction.
According to the bidirectional clamping device provided by the embodiment, the push block 32 with the inclined surface is arranged, the inclined surface of the push block 32 is respectively abutted against the first clamping component 1 and the second clamping component 2, the movement of the push block 32 in the vertical direction can be converted into the movement of the first clamping component 1 and the second clamping component 2 in the horizontal direction, the clamping of a workpiece in two directions can be completed through one operation, the operation is convenient, and the working efficiency is high.
Further, the bidirectional clamping device further comprises a supporting component 4, the supporting component 4 comprises a base 44 and a vertical plate 45 vertically arranged on the base 44, the first clamping component 1 and the second clamping component 2 are both arranged on the base 44 in a sliding mode, the driving mechanism 3 is arranged on the vertical plate 45, and the base 44 and the vertical plate 45 play a role in integrally supporting the first clamping component 1, the second clamping component 2 and the driving mechanism 3.
Further, as shown in fig. 1-3, the first clamping assembly 1 includes a first bearing block 11, a first push rod 12 and a first wear prevention piece 13, the first push rod 12 is connected with the first bearing block 11, the first wear prevention piece 13 is rotatably disposed on one side of the first bearing block 11 away from the first push rod 12, and the outer peripheral surface of the first wear prevention piece 13 abuts against the surface of the ejector block 32. Similarly, the second clamping assembly 2 comprises a second bearing block 21, a second push rod 22 and a second anti-abrasion piece 23 which are connected, the second push rod 22 is connected with the second bearing block 21, the second anti-abrasion piece 23 is rotatably arranged on one side, away from the second push rod 22, of the second bearing block 21, and the outer peripheral surface of the second anti-abrasion piece 23 is abutted against the surface of the ejector block 32.
Specifically, the first wear prevention piece 13 and the second wear prevention piece 23 may be specifically rolling bearings, and the arrangement position and arrangement manner of the second wear prevention piece 23 on the second bearing block 21 and the arrangement position and arrangement manner of the first wear prevention piece 13 on the first bearing block 11 are the same. By providing the first wear prevention member 13 and the second wear prevention member 23, friction between the ejector pad 32 and the first receiving block 11 and friction between the ejector pad 32 and the second receiving block 21 can be reduced, abrasion of the ejector pad 32 can be reduced, and the service life of the ejector pad 32 can be prolonged.
Preferably, the base 44 is provided with a first sliding rail 41 extending along the first direction and a second sliding rail 42 extending along the second direction, the first bearing block 11 is slidably matched with the first sliding rail 41, and the second bearing block 21 is slidably matched with the second sliding rail 42. By arranging the first slide rail 41 and the second slide rail 42 on the base 44, guidance can be provided for sliding of the first bearing block 11 and the second bearing block 21 on the base 44, and stability in the sliding process and accuracy in the sliding direction can be ensured.
Further, the first clamping assembly 1 further comprises a first guide block 14 fixed on the base 44, a first guide hole is formed in the first guide block 14, the first push rod 12 is arranged in the first guide hole in a penetrating mode, the second clamping assembly 2 further comprises a second guide block 24 fixed on the base 44, a second guide hole is formed in the second guide block 24, and the second push rod 22 is arranged in the second guide hole in a penetrating mode. By providing the first guide block 14 and the second guide block 24, the stability and accuracy of the sliding direction of the first receiving block 11 and the second receiving block 21 in the sliding process on the base 44 can be further improved.
Further, the first clamping assembly 1 further comprises a first reset piece, two ends of the first reset piece are respectively abutted to the first bearing block 11 and the first guide block 14, and the second clamping assembly 2 further comprises a second reset piece, two ends of the second reset piece are respectively abutted to the second bearing block 21 and the second guide block 24. The first reset piece and the second reset piece are specifically springs, when the driving component 31 drives the pushing block 32 to move upwards, the first bearing block 11 can drive the first push rod 12 to reset under the elastic action of the first reset piece, and meanwhile, the second bearing block 21 can drive the second push rod 22 to reset under the elastic action of the second reset piece, so that the bidirectional clamping device can repeatedly push and clamp.
In order to prevent the elastic force of the first reset piece and the second reset piece from being larger, the first bearing block 11 and the second bearing block 21 respectively slip from the first sliding rail 41 and the second sliding rail 42, the base 44 is further provided with a limiting block 43, and the limiting block 43 is respectively abutted to the tail ends of the first sliding rail 41 and the second sliding rail 42 so as to ensure the use safety of the bidirectional clamping device.
Further, as shown in fig. 1-2, the driving assembly 31 includes a middle member 312, a driving member 313, a rotating member 314 and a driving rod 315, wherein the middle member 312 is rotatably disposed on the vertical plate 45, an output end of the driving member 313 is connected with the middle member 312, one end of the rotating member 314 is rotatably connected with the middle member 312, one end of the driving rod 315 is rotatably connected with the other end of the rotating member 314, and the other end of the driving rod 315 is connected with the ejector block 32. Specifically, the driver 313 is a driving handle.
Preferably, the drive assembly 31 further includes a guide sleeve 311, and the drive rod 315 is slidably fitted within the guide sleeve 311 to provide guidance for the up and down movement of the drive rod 315.
Further, as shown in fig. 4, the ejector block 32 includes a first portion 321 and a second portion 322 disposed at an included angle, where an included angle between the first portion 321 and the second portion 322 is equal to an included angle between the second direction and the first direction, the first portion 321 and the second portion 322 are both in a triangle structure, a first edge of the first portion 321 is connected to a first edge of the second portion 322, a second edge of the first portion 321 and a second edge of the second portion 322 are connected to an output end of the driving assembly 31, a third edge of the first portion 321 is abutted against the first clamping assembly 1, and a third edge of the second portion 322 is abutted against the second clamping assembly 2. By providing the ejector pad 32 as two triangular structures of the first portion 321 and the second portion 322, the weight of the ejector pad 32 can be reduced, making the bi-directional clamping device more lightweight. Of course, in other embodiments, the ejector block 32 may be a triangular cone, which can achieve the above effect.
Preferably, the first portion 321 and the second portion 322 are integrally formed, which is convenient for manufacturing and saves time for assembling parts.
The use of the bi-directional clamping device is briefly described below in connection with fig. 1-4:
(1) The operator holds the driving handle to press downwards, so that the middle piece 312 rotates downwards relative to the vertical plate 45, the middle piece 312 drives the rotating piece 314 to rotate, and the driving rod 315 drives the pushing block 32 to move downwards;
(2) The first bearing block 11 drives the first push rod 12 to abut against the workpiece to be clamped along the first direction under the action of the push block 32, and the second bearing block 21 drives the second push rod 22 to abut against the workpiece to be clamped along the second direction under the action of the push block 32;
(3) When the workpiece is processed, an operator holds the driving handle to lift upwards, so that the ejector block 32 moves upwards;
(4) The first supporting block 11 drives the first push rod 12 to reset under the elastic force of the first resetting piece, and the second supporting block 21 drives the second push rod 22 to reset under the elastic force of the second resetting piece.
Note that the above is only a preferred embodiment of the present invention and the technical principle applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, while the invention has been described in connection with the above embodiments, the invention is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the invention, which is set forth in the following claims.
Claims (5)
1. A bi-directional clamping device, comprising:
A first clamping assembly (1);
A second clamping assembly (2) arranged at an angle to the first clamping assembly (1);
The driving mechanism (3) comprises a driving assembly (31) and an ejection block (32), the first clamping assembly (1) and the second clamping assembly (2) are respectively abutted with the surface of the ejection block (32), the surface of the ejection block (32) abutted with the first clamping assembly (1) and the surface of the ejection block (2) are inclined planes, and when the driving assembly (31) drives the ejection block (32) to descend, the first clamping assembly (1) and the second clamping assembly (2) can respectively abut against a workpiece to be clamped along a first direction and a second direction; the ejector block (32) comprises a first portion (321) and a second portion (322) which are arranged at an included angle, the included angle between the first portion (321) and the second portion (322) is equal to the included angle between the second direction and the first direction, the first portion (321) and the second portion (322) are of triangular structures, a first side of the first portion (321) is connected with a first side of the second portion (322), a second side of the first portion (321) is connected with a second side of the second portion (322) and an output end of the driving assembly (31), a third side of the first portion (321) is abutted against the first clamping assembly (1), and a third side of the second portion (322) is abutted against the second clamping assembly (2);
The support assembly (4), the support assembly (4) comprises a base (44) and a vertical plate (45), the first clamping assembly (1) and the second clamping assembly (2) are both arranged on the base (44), the vertical plate (45) is vertically arranged on the base (44), and the driving mechanism (3) is arranged on the vertical plate (45); the first clamping assembly (1) comprises a first bearing block (11), a first push rod (12), a first wear-resistant piece (13), a first guide block (14) and a first reset piece, wherein the first push rod (12) is connected with the first bearing block (11), the first wear-resistant piece (13) is rotatably arranged on one side, away from the first push rod (12), of the first bearing block (11), the outer circumferential surface of the first wear-resistant piece (13) is abutted to the surface of the push block (32), the first guide block (14) is arranged on the base (44), a first guide hole is formed in the first guide block (14), the first push rod (12) is arranged in the first guide hole in a penetrating mode, and two ends of the first reset piece are respectively abutted to the first bearing block (11) and the first guide block (14); the second clamping assembly (2) comprises a second bearing block (21), a second push rod (22), a second wear-resistant piece (23), a second guide block (24) and a second reset piece which are connected, wherein the second push rod (22) is connected with the second bearing block (21), the second bearing block (21) is far away from one side of the second push rod (22) and is rotatably provided with the second wear-resistant piece (23), the outer peripheral surface of the second wear-resistant piece (23) is abutted to the surface of the push block (32), the second guide block (24) is arranged on the base (44), a first guide hole is formed in the first guide block (14), the first push rod (12) is arranged in the first guide hole in a penetrating mode, and two ends of the second reset piece are abutted to the second bearing block (21) and the second guide block (24) respectively.
2. The bi-directional clamping device as recited in claim 1, characterized in that said first portion (321) and said second portion (322) are of an integrally formed construction.
3. The bidirectional clamping device according to claim 1, characterized in that a first sliding rail (41) extending in the first direction and a second sliding rail (42) extending in the second direction are provided on the base (44), the first bearing block (11) being in sliding fit with the first sliding rail (41), the second bearing block (21) being in sliding fit with the second sliding rail (42).
4. A bidirectional clamping device according to claim 3, wherein the base (44) is further provided with a stopper (43), and the stopper (43) is respectively abutted against the ends of the first slide rail (41) and the second slide rail (42).
5. The bi-directional clamping device as claimed in claim 1, wherein said drive assembly (31) comprises:
an intermediate member (312) rotatably provided on the vertical plate (45);
a driving member (313) having an output connected to the intermediate member (312);
a rotating member (314), wherein one end of the rotating member (314) is rotatably connected with the intermediate member (312);
the driving rod (315), one end of the driving rod (315) is rotationally connected with the other end of the rotating piece (314), and the other end of the driving rod (315) is connected with the ejector block (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911193378.7A CN110732899B (en) | 2019-11-28 | 2019-11-28 | Bidirectional clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911193378.7A CN110732899B (en) | 2019-11-28 | 2019-11-28 | Bidirectional clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110732899A CN110732899A (en) | 2020-01-31 |
| CN110732899B true CN110732899B (en) | 2024-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911193378.7A Active CN110732899B (en) | 2019-11-28 | 2019-11-28 | Bidirectional clamping device |
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| Country | Link |
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| CN (1) | CN110732899B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111203643B (en) * | 2020-02-20 | 2025-04-25 | 聆创(上海)机电技术有限公司 | Automatic locking and unlocking device for gas struts |
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| CN211136360U (en) * | 2019-11-28 | 2020-07-31 | 昆山力盟机械工业有限公司 | Bidirectional clamping device |
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| CN205033109U (en) * | 2015-08-28 | 2016-02-17 | 富翔精密工业(昆山)有限公司 | Clamping device |
| DE102015218245A1 (en) * | 2015-09-23 | 2017-03-23 | Festo Ag & Co. Kg | Drive device and thus equipped workpiece clamping unit |
| DE102016203353A1 (en) * | 2016-03-01 | 2017-09-07 | Festo Ag & Co. Kg | clamping device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110732899A (en) | 2020-01-31 |
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