CN211517268U - Clamping device - Google Patents
Clamping device Download PDFInfo
- Publication number
- CN211517268U CN211517268U CN201922427678.9U CN201922427678U CN211517268U CN 211517268 U CN211517268 U CN 211517268U CN 201922427678 U CN201922427678 U CN 201922427678U CN 211517268 U CN211517268 U CN 211517268U
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- Prior art keywords
- clamping finger
- finger
- sliding
- fixed seat
- left clamping
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- Expired - Fee Related
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- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of clamping tools, in particular to a clamping device, which comprises a sliding guide rail, a sliding block matched with the sliding guide rail in a sliding way, a fixed seat arranged on the sliding block, a clamping mechanism and a limiting mechanism, wherein the clamping mechanism comprises a left clamping finger rotationally arranged on the fixed seat, a right clamping finger arranged on the fixed seat and positioned at one side of the left clamping finger, and a rotation driving device arranged on the fixed seat and used for driving the left clamping finger to be close to or far away from the right clamping finger to rotate; the limiting mechanism comprises a limiting base arranged on one side of the sliding guide rail, two stop blocks respectively arranged at two ends of the limiting base in a protruding mode, a sliding shaft arranged between the two stop blocks and a limiting slide block located between the two stop blocks and connected with the sliding shaft in a sliding mode, and one end, far away from the sliding shaft, of the limiting slide block is connected with the fixed base. The utility model discloses can also drive the work piece and remove when advancing to press from both sides tightly the work piece.
Description
Technical Field
The utility model belongs to the technical field of clamping tool technique and specifically relates to indicate a clamping device.
Background
In the existing hardware machining process, a workpiece can be machined only after being clamped by a clamping tool. However, the existing clamping tool can only be fixed on the workbench, and the clamping tool is fixed, so that the workpiece can only be limited to one position for processing, when the workpiece needs to be processed at the next station, the workpiece can only be manually disassembled, and then the workpiece is fixed in another clamping tool, so that the workpiece can be processed at the next procedure. This mode of operation relapse loaded down with trivial details, wastes time and energy and work efficiency is low. This drawback is quite evident and an effective solution is needed.
Disclosure of Invention
An object of the utility model is to provide a simple structure is compact to prior art's not enough, can also drive the clamping device that the work piece removed when advancing to press from both sides tightly to the work piece.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a clamping device, it includes sliding guide, with sliding guide sliding fit's sliding block, install the fixing base on the sliding block, set up in the clamping mechanism of fixing base and be used for carrying on the stop gear of the slip of sliding block spacing, clamping mechanism include rotate set up on the fixing base left clamp finger, set up on the fixing base and lie in the right clamp finger of one side of left clamp finger and install in the fixing base and be used for driving the left clamp finger to be close to or keep away from the rotation of right clamp finger and rotate the actuating device; the limiting mechanism comprises a limiting base arranged on one side of the sliding guide rail, two stop blocks respectively arranged at two ends of the limiting base in a protruding mode, a sliding shaft arranged between the two stop blocks and a limiting slide block located between the two stop blocks and connected with the sliding shaft in a sliding mode, and one end, far away from the sliding shaft, of the limiting slide block is connected with the fixed base.
The left clamping finger and the right clamping finger both extend out to the top of the fixed seat, and are in inverted L shapes and are symmetrically arranged with each other; after the top of the left clamping finger is abutted against the top of the right clamping finger, an accommodating cavity for accommodating external articles is formed between the left clamping finger and the right clamping finger.
The rotary driving device is a driving cylinder, a cylinder body of the driving cylinder is arranged on one side of the fixed seat, and a piston rod of the driving cylinder extends into the fixed seat; the fixed seat is provided with a sliding groove for the piston rod to slide and a finger accommodating groove for the left clamping finger to accommodate, and the finger accommodating groove is perpendicular to the sliding groove and penetrates through the top of the fixed seat; the middle part of the left clamping finger is rotationally connected with the groove wall of the finger containing groove through the rotating shaft, the bottom of the left clamping finger extends into the sliding groove in a protruding mode and is hinged with the piston rod of the driving cylinder, and the top of the left clamping finger extends out of the top of the fixed seat.
Furthermore, the bottom of the left clamping finger is provided with an avoiding groove for accommodating a piston rod of the driving cylinder, and the avoiding groove penetrates through the front side, the rear side and the bottom side of the left clamping finger; the left and right sides of the bottom of the left clamping finger are provided with installation through holes penetrating through the avoiding grooves.
Wherein, the right clamping finger is detachably connected to the fixed seat, and the top of the right clamping finger is flush with the top of the left clamping finger.
The clamping device further comprises a sliding driving device for driving the sliding block to slide.
The utility model has the advantages that:
the utility model provides a clamping device, which enables a fixed seat to move after clamping a workpiece under the sliding fit of a sliding block and a sliding guide rail so as to drive the workpiece to move on a workbench; and the movement of the fixed seat is limited under the action of the limiting mechanism so as to ensure the accuracy of the moving position of the workpiece.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a cross-sectional view of the present invention;
fig. 4 is a schematic view of the three-dimensional structure of the left clamping finger of the present invention.
Description of the reference numerals
1. A fixed seat; 2. a sliding guide rail; 3. a slider; 4. a clamping mechanism; 5. a limiting mechanism; 11. a finger receiving groove; 12. a sliding groove; 41. clamping the finger on the left; 411. an avoidance groove; 412. mounting a through hole; 42. a right clamping finger; 43. a rotation driving device; 431. a cylinder body; 432. a piston rod; 44. an accommodating cavity; 51. a limiting base; 52. a stop block; 53. a sliding shaft; 54. and a limiting sliding block.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, the utility model provides a clamping device, it includes sliding guide 2, sliding block 3 with sliding guide 2 sliding fit, install fixing base 1 on sliding block 3, set up in clamping mechanism 4 of fixing base 1 and be used for carrying out spacing stop gear 5 to sliding block 3's slip, clamping mechanism 4 includes that the rotation sets up left clamping finger 41 on fixing base 1, sets up on fixing base 1 and right clamping finger 42 that is located one side of left clamping finger 41 and installs in fixing base 1 and be used for driving left clamping finger 41 to be close to or keep away from right clamping finger 42 pivoted rotation drive arrangement 43; the limiting mechanism 5 comprises a limiting base 51 arranged on one side of the sliding guide rail 2, two stop blocks 52 respectively arranged at two ends of the limiting base 51 in a protruding manner, a sliding shaft 53 arranged between the two stop blocks 52, and a limiting slider 54 positioned between the two stop blocks 52 and slidably connected with the sliding shaft 53, wherein one end of the limiting slider 54 far away from the sliding shaft 53 is connected with the fixed seat 1.
In practical application, the sliding guide rail 2 is installed and fixed on the workbench, and the fixed seat 1 can move on the workbench through the sliding fit of the sliding block 3 and the sliding guide rail 2. When in use, a workpiece is placed at a position between the left clamping finger 41 and the right clamping finger 42 on the fixed seat 1, then the rotation driving device 43 drives the left clamping finger 41 to rotate close to the right clamping finger 42, so that the left clamping finger 41 and the right clamping finger 42 are closed with each other and clamp and fix the workpiece, and the workpiece is processed in the first process; after the workpiece finishes the first process, the sliding block 3 is driven by an external driving mechanism to move along the sliding guide rail 2, and the moving sliding block 3 drives the fixing seat 1 to move until the workpiece clamped on the fixing seat 1 is moved to a station of the next process, so that the workpiece is conveniently processed in the second process. Meanwhile, in the moving process of the fixing base 1, the limiting slide block 54 will also move along the sliding shaft 53 along with the fixing base 1, and at this time, the two stop blocks 52 on the limiting base 51 stop the movement of the limiting slide block 54, so as to limit the moving range of the fixing base 1, and further ensure the moving accuracy of the workpiece, thereby improving the processing stability and accuracy of the workpiece. The utility model enables the fixed seat 1 to move after clamping the workpiece under the sliding fit of the sliding block 3 and the sliding guide rail 2, so as to drive the workpiece to move on the workbench; and the movement of the fixed seat 1 is limited under the action of the limiting mechanism 5 so as to ensure the accuracy of the moving position of the workpiece.
In the technical scheme, the left clamping finger 41 and the right clamping finger 42 both protrude to the top of the fixed base 1, and the left clamping finger 41 and the right clamping finger 42 are both in an inverted L shape and are symmetrically arranged with each other; after the top of the left clamping finger 41 abuts against the top of the right clamping finger 42, an accommodating cavity 44 for accommodating external articles is formed between the left clamping finger 41 and the right clamping finger 42. In practical application, a workpiece is placed between the left clamping finger 41 and the right clamping finger 42, the rotation driving device 43 drives the left clamping finger 41 to rotate close to the right clamping finger 42 until the top of the left clamping finger 41 and the top of the right clamping finger 42 are abutted and closed, at the moment, the workpiece is clamped in the accommodating cavity 44 by the left clamping finger 41 and the right clamping finger 42, the cavity wall of the accommodating cavity 44 is abutted with each side edge of the workpiece, so that the workpiece is clamped and fixed, the position deviation of the workpiece in the machining or moving process is prevented, and the machining stability of the workpiece is improved. The structure has simple and compact design and stable and reliable operation.
In the present technical solution, the rotation driving device 43 is a driving cylinder, a cylinder body 431 of the driving cylinder is installed at one side of the fixing base 1, and a piston rod 432 of the driving cylinder protrudes into the fixing base 1; the fixed seat 1 is provided with a sliding groove 12 for the piston rod 432 to slide and a finger accommodating groove 11 for the left clamping finger 41 to accommodate, and the finger accommodating groove 11 is perpendicular to the sliding groove 12 and penetrates through the top of the fixed seat 1; the middle part of the left clamping finger 41 is rotatably connected with the groove wall of the finger accommodating groove 11 through a rotating shaft, the bottom of the left clamping finger 41 extends into the sliding groove 12 and is hinged with the piston rod 432 of the driving cylinder, and the top of the left clamping finger 41 extends out of the top of the fixed seat 1. The design of the sliding groove 12 enables the piston rod 432 of the driving cylinder to stably move in the fixed seat 1, so that the left clamping finger 41 can be stably driven to rotate; the finger accommodation groove 11 is used for enabling the top of the left clamping finger 41 to protrude out of the top of the fixing base 1, so that the left clamping finger 41 and the right clamping finger 42 can clamp a workpiece, and the groove wall of the finger accommodation groove 11 can limit the two sides of the left clamping finger 41, so that the left clamping finger 41 can stably rotate in the fixing base 1.
In the present technical solution, the bottom of the left clamping finger 41 is provided with an avoiding groove 411 for accommodating a piston rod 432 of the driving cylinder, and the avoiding groove 411 penetrates through the front side, the rear side and the bottom side of the left clamping finger 41; the left and right sides of the bottom of the left clamping finger 41 are both provided with mounting through holes 412 penetrating the avoiding groove 411. Specifically, the avoiding groove 411 is designed to make the bottom of the left clamping finger 41 in a fork shape, the piston rod 432 of the driving cylinder is accommodated in the avoiding groove 411, and then a bolt is used to pass through the mounting through hole 412 to be connected with the piston rod 432, so that the piston rod 432 of the driving cylinder is hinged to the bottom of the left clamping finger 41. The structure has simple and compact design and high hinge stability.
In this technical solution, the right clamping finger 42 is detachably connected to the fixing base 1, and the top of the right clamping finger 42 is flush with the top of the left clamping finger 41. The detachable design of the right side clamping finger 42, so that the utility model discloses realize the modular assembly, so that the utility model discloses a manufacturing production, and be convenient for the utility model discloses a whole dismouting and maintenance.
In this technical solution, the clamping device further includes a sliding driving device for driving the sliding block 3 to slide. The sliding driving device can be driven by adopting an air cylinder or a motor and a matching mechanism of a screw rod and a screw nut. The slide driving device is used for driving so as to facilitate the movement control of the slide block 3 and improve the movement precision.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.
Claims (6)
1. A clamping device, characterized by: the clamping mechanism comprises a left clamping finger rotatably arranged on the fixed seat, a right clamping finger arranged on the fixed seat and positioned at one side of the left clamping finger, and a rotation driving device arranged on the fixed seat and used for driving the left clamping finger to be close to or far from the right clamping finger to rotate; the limiting mechanism comprises a limiting base arranged on one side of the sliding guide rail, two stop blocks respectively arranged at two ends of the limiting base in a protruding mode, a sliding shaft arranged between the two stop blocks and a limiting slide block located between the two stop blocks and connected with the sliding shaft in a sliding mode, and one end, far away from the sliding shaft, of the limiting slide block is connected with the fixed base.
2. A clamping device as claimed in claim 1, wherein: the left clamping finger and the right clamping finger both extend to the top of the fixed seat in a protruding mode, and are in inverted L shapes and are symmetrically arranged; after the top of the left clamping finger is abutted against the top of the right clamping finger, an accommodating cavity for accommodating external articles is formed between the left clamping finger and the right clamping finger.
3. A clamping device as claimed in claim 1, wherein: the rotary driving device is a driving cylinder, a cylinder body of the driving cylinder is arranged on one side of the fixed seat, and a piston rod of the driving cylinder extends into the fixed seat; the fixed seat is provided with a sliding groove for the piston rod to slide and a finger accommodating groove for the left clamping finger to accommodate, and the finger accommodating groove is perpendicular to the sliding groove and penetrates through the top of the fixed seat; the middle part of the left clamping finger is rotationally connected with the groove wall of the finger containing groove through the rotating shaft, the bottom of the left clamping finger extends into the sliding groove in a protruding mode and is hinged with the piston rod of the driving cylinder, and the top of the left clamping finger extends out of the top of the fixed seat.
4. A clamping device as claimed in claim 3, wherein: the bottom of the left clamping finger is provided with an avoiding groove for accommodating a piston rod of the driving cylinder, and the avoiding groove penetrates through the front side, the rear side and the bottom side of the left clamping finger; the left and right sides of the bottom of the left clamping finger are provided with installation through holes penetrating through the avoiding grooves.
5. A clamping device as claimed in claim 1, wherein: the right clamping finger is detachably connected to the fixed seat, and the top of the right clamping finger is flush with the top of the left clamping finger.
6. A clamping device as claimed in claim 1, wherein: the clamping device also comprises a sliding driving device for driving the sliding block to slide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922427678.9U CN211517268U (en) | 2019-12-27 | 2019-12-27 | Clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922427678.9U CN211517268U (en) | 2019-12-27 | 2019-12-27 | Clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211517268U true CN211517268U (en) | 2020-09-18 |
Family
ID=72447906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922427678.9U Expired - Fee Related CN211517268U (en) | 2019-12-27 | 2019-12-27 | Clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211517268U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112936135A (en) * | 2021-02-05 | 2021-06-11 | 深圳市赛立鸿塑胶五金有限公司 | Cylinder anchor clamps are used in work piece processing |
-
2019
- 2019-12-27 CN CN201922427678.9U patent/CN211517268U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112936135A (en) * | 2021-02-05 | 2021-06-11 | 深圳市赛立鸿塑胶五金有限公司 | Cylinder anchor clamps are used in work piece processing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200918 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |