CN207309486U - Clamping device - Google Patents
Clamping device Download PDFInfo
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- CN207309486U CN207309486U CN201721093394.5U CN201721093394U CN207309486U CN 207309486 U CN207309486 U CN 207309486U CN 201721093394 U CN201721093394 U CN 201721093394U CN 207309486 U CN207309486 U CN 207309486U
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- sliding block
- block
- clamping device
- supporting plate
- sliding
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- 238000003825 pressing Methods 0.000 claims description 11
- 238000003754 machining Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model provides a kind of clamping device, including lower supporting plate, the upper backup pad being arranged in parallel with lower supporting plate, the cylinder that is fixed on lower supporting plate, and the limit base being arranged on upper backup pad, workpiece to be clamped are placed in limit base；Wherein, the second sliding block that the first sliding block is provided with cylinder and is bonded and is slidably connected with the first slider tilt, is fixed with horizontal pushing block on the second sliding block；Horizontal pushing block is fitted on upper backup pad, and positioned at the side of limit base, cylinder is used to drive the movement of the first sliding block in the vertical direction, and first the second sliding block of slipper push moves in the horizontal direction, and the second sliding block of horizontal movement drives horizontal pushing block by piece-holder in limit base.Using above-mentioned utility model, being accurately positioned to the workpiece of various shapes can be realized, apparatus structure is simple, occupies little space, is applied widely.
Description
Technical Field
The utility model relates to a machining technology field, more specifically relates to a general clamping device of product.
Background
At present, aiming at rough machining positioning of a blank workpiece in the machining industry, screws are mainly adopted for locking or a cylinder which is arranged on a machine tool and moves along the X-axis direction is adopted for side-pushing clamping, the clamping effect of screw locking is not obvious, and the positioning precision of the workpiece is low; and the clamping mode that the cylinder in the horizontal direction is adopted for propelling has the problems of large occupied space of the cylinder, complex structure of the clamping tool, high overall processing cost and the like.
In addition, a screw or X-axis cylinder side-pushing clamping mode is adopted, only a single workpiece can be limited, the workpiece clamping time is long, a large amount of manpower and material resources are consumed, and the workpiece machining efficiency is low and the cycle is long.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention is to provide a clamping device to solve the problems of complex structure, poor positioning accuracy of the workpiece, low efficiency, etc. of the conventional workpiece clamping device.
The utility model provides a clamping device, which comprises a lower supporting plate, an upper supporting plate arranged in parallel with the lower supporting plate, a cylinder fixed on the lower supporting plate and a limiting seat arranged on the upper supporting plate, wherein a workpiece to be clamped is placed in the limiting seat; wherein, a first slide block and a second slide block which is obliquely attached to the first slide block and is connected with the first slide block in a sliding way are arranged on the cylinder, and a transverse push block is fixed on the second slide block; the transverse pushing block is attached to the upper supporting plate and located on one side of the limiting seat, the air cylinder is used for driving the first sliding block to move in the vertical direction, the first sliding block pushes the second sliding block to move in the horizontal direction, and the second sliding block moving horizontally drives the transverse pushing block to clamp a workpiece in the limiting seat.
In addition, the preferable structure is that a dovetail groove is arranged on the first sliding block/the second sliding block, a sliding rail matched with the dovetail groove is arranged on the second sliding block/the first sliding block, and the sliding rail is limited to slide in the dovetail groove.
In addition, the preferable structure is that an opening avoiding the second sliding block is arranged on the upper supporting plate, and the second sliding block penetrates through the opening and is limited to move in the opening.
In addition, the preferable structure is that the device also comprises a stop block fixed on the upper support plate; the transverse pushing block is limited in the stop block to move; when the stop block is fixed on the upper supporting plate, the opening end of the stop block is consistent with the clamping direction of the workpiece.
In addition, the preferable structure is that the limiting seat comprises a fixed base fixed on the upper supporting plate and a pressing block arranged at one end of the fixed base far away from the transverse pushing block; the workpiece is placed on the fixed base and clamped and limited between the pressing block and the transverse pushing block.
In addition, the preferable structure is that the end structures of the transverse push block and the pressing block close to one end of the workpiece are matched with the shape of the workpiece.
In addition, the preferable structure is that the upper supporting plate and the lower supporting plate are fixedly connected through a supporting column.
In addition, the first sliding block is preferably fixedly connected with the cylinder through a connecting rod.
In addition, the preferable structure is that the first slide block and the second slide block are both provided with one block; and the first sliding block and the second sliding block are both in wedge structures, and the combining surface of the first sliding block and the second sliding block is an inclined surface.
In addition, the preferable structure is that the first slide block is provided with one block, and the second slide block is provided with two blocks; the cross section of the first sliding block is of a trapezoidal structure, and the second sliding blocks are symmetrically arranged on two inclined planes of the first sliding block; two transverse pushing blocks and two limiting seats which are respectively corresponding to the two second sliding blocks are arranged on the upper supporting plate.
According to the technical scheme above, the utility model discloses a clamping device sets up two sliders of the laminating of mutually inclining (including first slider and second slider, the same down), through the cooperation between two sliders, converts the displacement of cylinder drive first slider in vertical direction into the displacement of second slider drive horizontal ejector pad on the horizontal direction to reduce the occupation space of cylinder on the operation panel, device simple structure, work piece location are accurate, with low costs, application scope are wide.
Drawings
Other objects and results of the invention will be more apparent and readily appreciated by reference to the following description taken in conjunction with the accompanying drawings, and as the invention is more fully understood. In the drawings:
fig. 1 is a perspective view of a clamping device according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of a clamping device according to an embodiment of the present invention;
fig. 3 is a partial perspective view of a clamping device according to an embodiment of the present invention;
fig. 4 is a partial side view of a clamping device according to an embodiment of the present invention;
fig. 5 is a cross-sectional view of a clamping device according to another embodiment of the present invention.
Wherein the reference numerals include: the device comprises a cylinder 1, a connecting rod 2, a first sliding block 3 ', a second sliding block 4 ', a stop block 5 ', a bolt 6, a transverse pushing block 7 ', a workpiece 8 ', a pressing block 9 ', a fixed base 10 ', an upper supporting plate 11, a supporting column 12 and a lower supporting plate 13.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
For the purpose of describing the structure of the clamping device of the present invention in detail, the following description will be made in conjunction with the accompanying drawings.
Fig. 1 and 2 show a three-dimensional structure and a cross-sectional structure of a clamping device according to an embodiment of the present invention from different angles, respectively.
As shown in fig. 1 and fig. 2 together, the clamping device of the embodiment of the present invention includes a lower supporting plate 13, an upper supporting plate 11 disposed in parallel with the lower supporting plate 13, a cylinder 1 fixed on the lower supporting plate 13, and a limiting seat disposed on the upper supporting plate 11, wherein a workpiece 8 to be clamped is placed in the limiting seat; wherein, a first slide block 3 and a second slide block 4 which is obliquely attached to and slidably connected with the first slide block 3 are arranged on the cylinder 1, and a transverse push block 7 is fixed on the second slide block 4; the transverse pushing block 7 is attached to the upper supporting plate 11 and located on one side of the limiting seat, the air cylinder 1 is used for driving the first sliding block 3 to move in the vertical direction, the first sliding block 3 pushes the second sliding block 4 to move in the horizontal direction, the second sliding block 4 moving horizontally drives the transverse pushing block 7 to clamp the workpiece 8 in the limiting seat, namely, the first sliding block 3 and the second sliding block 4 are in an inclined structure through a combining surface, the vertical movement of the first sliding block 3 driven by the air cylinder 1 or the movement in the Z-axis direction of the clamping device is converted into the movement of the transverse pushing block 7 driven by the second sliding block 4 in the horizontal direction or the X-axis direction of the clamping device, and finally, the workpiece 8 is clamped and limited in the limiting seat matched with the structure of the workpiece 8 through the transverse pushing block 7. Wherein the directions of the X-axis, the Y-axis and the Z-axis of the clamping device are shown as the coordinates of the X-axis, the Y-axis and the Z-axis in FIG. 2.
Specifically, fig. 3 and 4 respectively show a partial three-dimensional structure and a partial side view structure of a clamping device according to an embodiment of the present invention from different angles.
As shown together with fig. 1 to 4, in the clamping device according to the embodiment of the present invention, the air cylinder 1 is vertically distributed between the upper support plate 11 and the lower support plate 13, and the first sliding block 3 is fixedly connected to the air cylinder 1 through the connecting rod 2. The first sliding block 3 and the second sliding block 4 are both provided with one block, and the first sliding block 3 and the second sliding block 4 are both in a wedge-shaped structure, namely the combined surface of the first sliding block 3 and the second sliding block 4 is an inclined surface, and the first sliding block 3 and the second sliding block 4 can form a regular cuboid structure; the first sliding block/the second sliding block is provided with a dovetail groove, the second sliding block/the first sliding block is provided with a sliding rail matched with the dovetail groove, and the sliding rail is limited to slide in the dovetail groove.
Specifically, when the cylinder 1 drives the first slider 3 to move up and down in the Z-axis direction of the clamping device, because the second slider 4 is limited in the Z-axis direction of the clamping device, in the moving process of the first slider 3, the second slider 4 can only move in the X-axis direction of the clamping device under the mutual matching of the slide rail and the dovetail groove, and then the transverse push block 7 fixed on the second slider 4 is driven to laterally push the workpiece 8, and the arrow directions in fig. 4 respectively show the moving directions of the transverse push block 7, the first slider 3 and the second slider 4. Because cylinder 1, first slider 3 and second slider 4 all set up the downside at backup pad 11, can effectively reduce the occupation space of this part structure on backup pad 11, simplify the clamping operation of work piece.
In order to realize the limit of the second slider 4 in the Z-axis direction of the clamping device and enable the second slider 4 to only generate displacement in the X-axis direction, the clamping device of the embodiment of the utility model further comprises a stop block 5 fixed on the upper support plate 11; the stop block 5 is of a frame structure with four closed openings on two sides, and the transverse push block 7 is limited in the stop block 5 to move; when the stop block 5 is fixed on the upper support plate 11, one opening of the stop block 5 is attached to the upper support plate 11, and the other opening end of the stop block 5 is aligned with the clamping direction of the workpiece 8, so that the transverse push block 7 fixedly connected with the second slide block 4 can only move towards the side close to the workpiece 8 in the X-axis direction of the clamping device.
In addition, the stop block 5 can be fixed on the upper supporting plate 11 through the bolt 6, the internal space structure of the stop block 5 is matched with the structure of the transverse push block 7, the transverse push block 7 can be prevented from being displaced in the Z-axis or Y-axis direction of the clamping device, and the positioning accuracy of a workpiece is ensured.
The utility model discloses an among the concrete embodiment, be provided with the trompil of dodging second slider 4 and first slider 3 on upper support plate 11, second slider 4 passes behind the trompil with the horizontal ejector pad 7 fixed connection of laminating on upper support plate 11, the spacing motion in the trompil of second slider 4. Specifically, when the cylinder 1 moves to a position far away from the upper support plate 11 in the Z-axis direction, the connecting rod 2 and the first sliding block 3 move downward, and the second sliding block 4 drives the transverse pushing block 7 to move away from the limiting seat, at this time, an operator can place the workpiece 8 to be clamped in the limiting seat, or take out the machined workpiece 8 from the limiting seat; when the cylinder 1 moves to a position close to the upper supporting plate 11 in the Z-axis direction, the connecting rod 2 and the first sliding block 3 move upwards, and the second sliding block 4 drives the transverse pushing block 7 to clamp and limit the workpiece 8 in the limiting seat.
Furthermore, the limiting seat in the utility model comprises a fixed base 10 fixed on the upper supporting plate 11 and a pressing block 9 arranged at one end of the fixed base 10 far away from the transverse pushing block 7; the workpiece 8 is placed on the fixed base 10 and clamped and limited between the pressing block 9 and the transverse pushing block 7. Wherein, the end structure that horizontal ejector pad 7 and briquetting 9 are close to work piece 8 one end and the shape looks adaptation of work piece 8, for example, when work piece 8 is the regular cuboid structure, the tip that horizontal ejector pad 7 and briquetting 9 are close to work piece 8 one end can set up to the plane of vertical distribution, when the work piece is for having the special-shaped structure of inclined plane or arcwall face, the tip that horizontal ejector pad and briquetting are close to work piece one end can set up to inclined plane or arcwall face with work piece looks adaptation.
The utility model discloses an in another embodiment, through a plurality of support column 12 fixed connection between upper support plate 11 and the bottom suspension fagging 13, clamping device simple structure, transport convenience can press from both sides tight location to the work piece of arbitrary shape.
Fig. 5 shows a cross-sectional structure of a clamping device according to another embodiment of the present invention.
As shown in fig. 5, the clamping device in this embodiment also includes a lower support plate 13, an upper support plate 11 disposed in parallel with the lower support plate 13, a cylinder 1 fixed on the lower support plate 13, and a limiting seat disposed on the upper support plate 11, wherein the workpieces 8 and 8' to be clamped are placed in the corresponding limiting seats; wherein, a first slide block 3 ' and a second slide block 4 ' which are respectively obliquely attached to and slidably connected with the first slide block 3 ' are arranged on the cylinder 1, and a transverse push block 7 ' are respectively fixed on the second slide block 4 and the second slide block 4 '; two horizontal ejector pads (including horizontal ejector pad 7 and horizontal ejector pad 7 ') all laminate in last backup pad 11 to be located the one side that corresponds spacing seat, cylinder 1 is used for driving first slider 3' and moves in vertical direction, and first slider 3 'promotes second slider 4 and second slider 4' and moves in the horizontal direction, and horizontal motion's second slider 4 and second slider 4' drive horizontal ejector pad 7 and horizontal ejector pad 7 'respectively with work piece 8 and the centre gripping of work piece 8' in the spacing seat that corresponds.
Specifically, the first slide block 3 'is provided with one block, and the second slide block is provided with two blocks (comprising a second slide block 4 and a second slide block 4'); the cross section of the first sliding block 3 'is of a trapezoidal structure, and the two second sliding blocks are symmetrically arranged on the two inclined planes of the first sliding block 3'; and, be provided with two horizontal ejector pads and two spacing seats that correspond respectively with two second sliders on backup pad 11. When the cylinder 1 drives the first slide block 3 ' to move, the first slide block 3 ' can simultaneously drive the second slide block to move, that is, the clamping device in this embodiment can simultaneously clamp two workpieces (workpiece 8 and workpiece 8 ').
The stop block 5 'fixed on the upper support plate 11 is a frame structure with three faces closed and three faces opened, and the two transverse push blocks are limited in the stop block 5' to move; when the stop block 5 ' is fixed on the upper support plate 11, one opening of the stop block 5 ' is attached to the upper support plate 11, and the other two opening ends of the stop block 5 ' are consistent with the clamping direction of the two workpieces, so that the transverse push block fixedly connected with the second slide block is forced to move to the side of the workpiece close to the corresponding side in the X-axis direction of the clamping device.
It should be noted that other components and combination manners of the components in this embodiment, for example, the fixed base 10 and the fixed base 10 ', the pressing block 9 and the pressing block 9', the connecting rod 2, etc., can refer to the specific description in the above embodiment, and are not described again here.
According to the embodiment, the clamping device provided by the utility model can reduce the precision requirement on the workpiece, realize the horizontal clamping operation on the workpiece through the Z-axis moving cylinder, and has the advantages of reasonable structure distribution, small occupied space and convenient workpiece clamping; in addition, a plurality of workpieces in any shapes can be locked simultaneously, and the product production efficiency is high and the cost is low.
The clamping device according to the present invention has been described above by way of example with reference to the accompanying drawings. However, it will be appreciated by those skilled in the art that various modifications may be made to the clamping device of the present invention described above without departing from the scope of the invention. Therefore, the scope of the present invention should be determined by the content of the appended claims.
Claims (10)
1. A clamping device is characterized by comprising a lower supporting plate, an upper supporting plate arranged in parallel with the lower supporting plate, a cylinder fixed on the lower supporting plate, and a limiting seat arranged on the upper supporting plate, wherein a workpiece to be clamped is placed in the limiting seat; wherein,
a first sliding block and a second sliding block which is obliquely attached to the first sliding block and is in sliding connection with the first sliding block are arranged on the air cylinder, and a transverse pushing block is fixed on the second sliding block;
the transverse pushing block is attached to the upper supporting plate and located on one side of the limiting seat, the air cylinder is used for driving the first sliding block to move in the vertical direction, the first sliding block pushes the second sliding block to move in the horizontal direction, and the second sliding block in the horizontal movement drives the transverse pushing block to clamp the workpiece in the limiting seat.
2. The clamping device as claimed in claim 1,
a dovetail groove is formed in the first sliding block/the second sliding block, a sliding rail matched with the dovetail groove is arranged on the second sliding block/the first sliding block, and the sliding rail is limited to slide in the dovetail groove.
3. The clamping device as claimed in claim 1,
and the upper supporting plate is provided with a hole for avoiding the second sliding block, and the second sliding block penetrates through the hole and is limited in the hole to move.
4. The clamping device as claimed in claim 1, further comprising a stopper fixed to the upper support plate; wherein,
the stop block is of a frame structure with four closed openings on two sides, and the transverse push block is limited in the stop block to move;
when the stop block is fixed on the upper supporting plate, the opening end of the stop block is consistent with the clamping direction of the workpiece.
5. The clamping device as claimed in claim 1,
the limiting seat comprises a fixed base fixed on the upper supporting plate and a pressing block arranged at one end of the fixed base far away from the transverse pushing block;
the workpiece is placed on the fixed base and clamped and limited between the pressing block and the transverse pushing block.
6. The clamping device as claimed in claim 5,
the end structures of the transverse push block and the pressing block close to one end of the workpiece are matched with the shape of the workpiece.
7. The clamping device as claimed in claim 1,
go up the backup pad with through support column fixed connection between the lower support plate.
8. The clamping device as claimed in claim 1,
the first sliding block is fixedly connected with the air cylinder through a connecting rod.
9. The clamping device as claimed in claim 1,
the first sliding block and the second sliding block are respectively provided with one block; and,
the first sliding block and the second sliding block are both wedge-shaped structures, and the combining surface of the first sliding block and the second sliding block is an inclined surface.
10. The clamping device as claimed in claim 1,
the first sliding block is provided with one block, and the second sliding block is provided with two blocks;
the cross section of the first sliding block is of a trapezoidal structure, and the second sliding blocks are symmetrically arranged on two inclined planes of the first sliding block; and,
two transverse push blocks and two limiting seats which correspond to the two second sliding blocks respectively are arranged on the upper supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721093394.5U CN207309486U (en) | 2017-08-29 | 2017-08-29 | Clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721093394.5U CN207309486U (en) | 2017-08-29 | 2017-08-29 | Clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207309486U true CN207309486U (en) | 2018-05-04 |
Family
ID=62384551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721093394.5U Active CN207309486U (en) | 2017-08-29 | 2017-08-29 | Clamping device |
Country Status (1)
| Country | Link |
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| CN (1) | CN207309486U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108406389A (en) * | 2018-05-22 | 2018-08-17 | 无锡德欣达精密机械有限公司 | A kind of CNC milling machine |
| CN108580976A (en) * | 2018-07-09 | 2018-09-28 | 苏州市翔耀精密自动化设备有限公司 | A kind of steel belt clamping device |
| CN108857510A (en) * | 2018-08-09 | 2018-11-23 | 江苏匠准精密组件有限公司 | A kind of product limiting device |
| CN108908172A (en) * | 2018-08-15 | 2018-11-30 | 苏州富强科技有限公司 | By Z-direction power drive XY to jig |
| CN109318149A (en) * | 2018-12-12 | 2019-02-12 | 东莞领杰金属精密制造科技有限公司 | A kind of Automatic-clamping exempts to lock jig |
| CN112122976A (en) * | 2020-09-23 | 2020-12-25 | 鹰普（中国）有限公司 | Force balance clamping mechanism |
| CN112223140A (en) * | 2020-09-18 | 2021-01-15 | 广东长盈精密技术有限公司 | Internal stay fixing device |
| CN113118491A (en) * | 2021-04-02 | 2021-07-16 | 广东长盈精密技术有限公司 | Internal support type clamp and clamping method thereof |
| CN115025830A (en) * | 2022-05-11 | 2022-09-09 | 天津国科医工科技发展有限公司 | Micropore board fixing device for liquid treatment |
-
2017
- 2017-08-29 CN CN201721093394.5U patent/CN207309486U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108406389A (en) * | 2018-05-22 | 2018-08-17 | 无锡德欣达精密机械有限公司 | A kind of CNC milling machine |
| CN108580976A (en) * | 2018-07-09 | 2018-09-28 | 苏州市翔耀精密自动化设备有限公司 | A kind of steel belt clamping device |
| CN108857510A (en) * | 2018-08-09 | 2018-11-23 | 江苏匠准精密组件有限公司 | A kind of product limiting device |
| CN108908172A (en) * | 2018-08-15 | 2018-11-30 | 苏州富强科技有限公司 | By Z-direction power drive XY to jig |
| CN108908172B (en) * | 2018-08-15 | 2023-11-24 | 苏州富强科技有限公司 | Jig driven by Z-direction force to XY direction |
| CN109318149A (en) * | 2018-12-12 | 2019-02-12 | 东莞领杰金属精密制造科技有限公司 | A kind of Automatic-clamping exempts to lock jig |
| CN112223140A (en) * | 2020-09-18 | 2021-01-15 | 广东长盈精密技术有限公司 | Internal stay fixing device |
| CN112122976A (en) * | 2020-09-23 | 2020-12-25 | 鹰普（中国）有限公司 | Force balance clamping mechanism |
| CN113118491A (en) * | 2021-04-02 | 2021-07-16 | 广东长盈精密技术有限公司 | Internal support type clamp and clamping method thereof |
| CN115025830A (en) * | 2022-05-11 | 2022-09-09 | 天津国科医工科技发展有限公司 | Micropore board fixing device for liquid treatment |
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Effective date of registration: 20201014 Address after: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronic office building) Patentee after: GoerTek Optical Technology Co.,Ltd. Address before: 266100 Qingdao, Laoshan District, North House Street investment service center room, Room 308, Shandong Patentee before: GOERTEK TECHNOLOGY Co.,Ltd. |
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