CN216758952U - Workpiece clamping device for machine tool - Google Patents
Workpiece clamping device for machine tool Download PDFInfo
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- CN216758952U CN216758952U CN202122614611.3U CN202122614611U CN216758952U CN 216758952 U CN216758952 U CN 216758952U CN 202122614611 U CN202122614611 U CN 202122614611U CN 216758952 U CN216758952 U CN 216758952U
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Abstract
The utility model discloses a workpiece clamping device for a machine tool, which comprises a fixed plate fixedly arranged on the machine tool and a clamping mechanism arranged on the fixed plate, wherein the clamping mechanism comprises a driving part and a clamping part; the driving part is rotationally connected with the clamping part and comprises a moving plate, connecting rods and sliding blocks, the sliding blocks are arranged on the fixed plate in a sliding mode and symmetrically arranged on the left side and the right side of the moving plate, at least two sliding blocks are arranged on each side of the moving plate, the number of the connecting rods is consistent with that of the sliding blocks, and the tops of the sliding blocks are rotationally connected with the top of the moving plate; the clamping part comprises two clamping groups, each clamping group comprises a clamping arm and a clamping claw, the clamping arms are horizontally arranged, the clamping arms are close to one ends of the fixed plates and the tops of the corresponding sliding blocks are rotatably connected, and the clamping claws are connected to the inner sides of the ends, far away from the fixed plates, of the clamping arms. The clamping device has the beneficial effect of being capable of clamping workpieces of different types.
Description
Technical Field
The utility model relates to the field of machine tools, in particular to a workpiece clamping device for a machine tool.
Background
The high-end equipment manufacturing industry refers to the high-end field of the equipment manufacturing industry, and the high-end is mainly expressed in three aspects: firstly, the technology content is high, the knowledge and technology are intensive, and the inheritance of multidisciplinary and multi-field high-precision technologies is embodied; secondly, the method is at the high end of a value chain and has the characteristic of high added value; third, the development level of the industry chain, which occupies the core area, determines the overall competitiveness of the industry chain.
A workpiece holding device for a machine tool is an auxiliary device for holding a workpiece placed on the machine tool during use of the machine tool, and is widely used in the fields of mechanical equipment and industrial manufacturing. The existing workpiece clamping device for the machine tool can only clamp one type of workpiece in the using process, so that the working efficiency is low, the requirement of manufacturing high-end equipment is not met, and therefore the clamping device capable of fixing workpieces with different specifications is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a workpiece clamping device for a machine tool, which can clamp workpieces of different types.
In order to achieve the purpose, the utility model adopts the following technical means:
a workpiece clamping device for a machine tool comprises a fixed plate fixedly arranged on the machine tool and a clamping mechanism arranged on the fixed plate, wherein the clamping mechanism comprises a driving part and a clamping part.
The drive division with the clamping part rotates to be connected, the drive division includes movable plate, a plurality of connecting rod and a plurality of sliding block, the movable plate slides and locates on the fixed plate, the sliding block is in slide setting on the fixed plate and symmetry are located the left and right sides of movable plate, every side of movable plate is two sliding blocks at least, the gliding direction of sliding block with the movable plate advancing direction is perpendicular, the sliding block top is passed through the connecting rod with the movable plate top rotates to be connected, the quantity of connecting rod with the sliding block is unanimous.
The clamping part comprises two clamping groups and two clamping groups, wherein the two clamping groups are arranged in opposite directions and each clamping group comprises a clamping arm and a clamping claw, the clamping arms are horizontally arranged and close to one ends of the fixed plates and the corresponding tops of the sliding blocks, and the clamping arms are far away from one end inner sides of the fixed plates and connected with the clamping claws.
Preferably, guide plates are arranged on the left side and the right side of the moving plate, a second sliding groove is formed by the two guide plates and the fixed plate, and the moving plate is arranged in the second sliding groove in a sliding mode.
Preferably, a driving device is connected to the advancing side of the moving plate.
Preferably, wherein, drive arrangement is the cylinder, the cylinder level sets up, the cylinder includes fixed part and pars contractilis, the fixed part of cylinder with the fixed plate is connected, the pars contractilis of cylinder with the movable plate is connected.
Preferably, a groove is formed in the inner side of the clamping jaw, and an anti-abrasion pad is arranged on the groove.
Preferably, a plurality of first sliding grooves matched with the sliding blocks are formed in the fixed plate, the first sliding grooves are perpendicular to the advancing direction of the moving plate, the sliding blocks are arranged in the first sliding grooves in a sliding mode, and the number of the first sliding grooves is consistent with that of the sliding blocks.
Preferably, the clamping arm is a fold line type clamping arm, and the clamping arm is bent towards the moving plate.
The utility model at least comprises the following beneficial effects: by arranging the fixing plate, the clamping device can be arranged on the machine tool; by arranging the clamping mechanism, workpieces of different types can be clamped; the clamping part can be driven to work by arranging the driving part; through setting up clamping part, can the work piece of different models of centre gripping, through setting up drive arrangement, can make the drive division operation.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic diagram of a use state of the embodiment of the utility model.
In the figure, 1, fixing plate; 2. a cylinder; 301. moving the plate; 302. a connecting rod; 303. a slider; 304. a first chute; 401. a clamp arm; 402. a gripper jaw; 5. a guide plate; 6. a second chute.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the utility model by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
Referring to fig. 1-2, the clamping device includes a fixed plate 1 fixed on a machine tool, and a clamping mechanism disposed on the fixed plate 1, wherein the clamping mechanism includes a driving portion and a clamping portion.
The drive division with the clamping part rotates to be connected, the drive division includes movable plate 301, a plurality of connecting rod 302 and a plurality of sliding block 303, movable plate 301 slides and locates on the fixed plate 1, sliding block 303 is in sliding setting and symmetry are located on the fixed plate 1 the left and right sides of movable plate 301, every side of movable plate 301 is two sliding blocks 303 at least, sliding block 303 gliding direction with movable plate 301 direction of travel is perpendicular, sliding block 303 top is passed through connecting rod 302 with movable plate 301 top rotates to be connected, and that is to say the top of sliding block 303 rotates with connecting rod 302 to be connected, and the other end of connecting rod 302 rotates with movable plate 301's top again and is connected. The number of the connecting rods 302 corresponds to the number of the sliding blocks 303.
The clamping part includes with the movable plate 301 is two centre gripping groups that the symmetry set up, two centre gripping group sets up in opposite directions, every centre gripping group includes centre gripping arm 401, gripper jaw 402, centre gripping arm 401 level sets up, gripper arm 401 is close to the one end of fixed plate 1 is connected with corresponding the top of sliding block 303 is rotated, gripper arm 401 is kept away from the one end inboard of fixed plate 1 is connected with gripper jaw 402.
When the clamping device is used, the fixing plate 1 is fixed on a machine tool, and can be fixed by bolts or other fixing modes, which are not described herein again. In an initial state, the moving plate 301 is moved close to the driving device, a workpiece to be clamped is placed between the two clamping jaws 402, so that the moving plate 301 moves towards the clamping jaws 402 on the fixed plate 1, at this time, the moving plate 301 drives one end, close to the moving plate 301, of the connecting rod 302 to approach the clamping jaws 402 along with the moving plate 301, one end, close to the moving plate 301, of the connecting rod 302 drives one end, away from the moving plate 301, of the connecting rod 302 to approach the moving plate 301 towards the moving plate 301, and then one end, away from the moving plate 301, of the connecting rod 302 drives the sliding block 303 to slide, because the sliding block 303 is in the first groove 304, the sliding block 303 can only approach the moving plate 301 along the direction of the first groove 304, and the sliding block 303 can drive the two clamping arms 401 to approach the moving plate 301 while approaching the moving plate 301, namely, the distance between the two clamping jaws 402 is reduced, until the workpiece to be clamped is clamped, and then the subsequent operation is carried out. When the workpiece needs to be taken out, the moving plate 301 may be moved in the reverse direction.
Since the guide plate 5 is located on one side of all the slide blocks 303 and a part of the moving plate 301 is in contact with the guide plate 5 in the initial state, the moving plate 301 can slide along the guide plate 5 in the second slide groove 6 when the moving plate 301 starts to slide, and the sliding direction of the moving plate 301 is always kept straight.
The utility model relates to a workpiece clamping device for a machine tool, which comprises a fixing plate 1 fixedly arranged on the machine tool and used for mounting the clamping device on the machine tool. And the clamping mechanism is arranged on the fixed plate 1 and is used for clamping a workpiece. The clamping mechanism comprises a driving part which is used for driving the clamping part to operate. The clamping part is used for clamping workpieces of different types.
The driving part is rotatably connected with the clamping part and comprises a moving plate 301, and the moving plate is used for driving the connecting rod 302 to move. The connecting rod 302 is used for driving the sliding block 303 to slide. And a sliding block 303 for moving the holding arm 401. The movable plate 301 slides and locates on the fixed plate 1, the sliding blocks 303 are in sliding arrangement on the fixed plate 1 and symmetrically located on the left and right sides of the movable plate 301, each side of the movable plate 301 is at least two sliding blocks 303, the sliding direction of the sliding blocks 303 is perpendicular to the advancing direction of the movable plate 301, the tops of the sliding blocks 303 are connected with the tops of the movable plate 301 in a rotating manner through the connecting rods 302, and the number of the connecting rods 302 is consistent with that of the sliding blocks 303.
The clamping portion includes two clamping groups symmetrically disposed about the moving plate 301 as a symmetry axis, and functions to clamp a workpiece. The two clamping groups are arranged opposite to each other, and each clamping group comprises a clamping arm 401 which is used for driving a clamping claw 402 to move. And a gripper jaw 402, which functions to grip a workpiece. The clamping arm 401 is horizontally arranged, one end, close to the fixing plate 1, of the clamping arm 401 is rotatably connected with the top of the corresponding sliding block 303, and a clamping claw 402 is connected to the inner side of one end, far away from the fixing plate 1, of the clamping arm 401.
In another example, the left and right sides of the moving plate 301 are provided with guide plates 5, two of the guide plates 5 and the fixed plate 1 form a second sliding slot 6, and the moving plate 301 is slidably disposed in the second sliding slot 6. This solution has the advantage of facilitating the sliding of the mobile plate 301 on the fixed plate 1. This approach is merely illustrative of a preferred example and is not limiting. The utility model can be implemented according to the implementation mode of sliding according to the requirement of a user.
In another example, a driving device is connected to the traveling side of the moving plate 301. This solution has the advantage of facilitating the movement of the moving plate 301.
In another example, the driving device is a cylinder 2, the cylinder 2 is horizontally disposed, the cylinder 2 includes a fixing portion and a telescopic portion, the fixing portion of the cylinder 2 is connected to the fixing plate 1, and the telescopic portion of the cylinder 2 is connected to the moving plate 301. The fixing part of the cylinder 2 is connected with the fixing plate 1 through a bolt. This solution has the advantage of facilitating the movement of the moving plate 301.
In another example, the inner side of the clamping jaw 402 is provided with a groove, and the groove is provided with a wear pad. The adoption of the scheme has the advantages of protecting the workpiece and preventing the workpiece from being abraded.
In another example, a plurality of first sliding grooves 304 matched with the sliding blocks 303 are arranged on the fixed plate 1, the first sliding grooves 304 are perpendicular to the traveling direction of the moving plate 301, the sliding blocks 303 are slidably arranged in the first sliding grooves 304, and the number of the first sliding grooves 304 is consistent with the number of the sliding blocks 303. This arrangement has the advantage of facilitating movement of the clamp arm 401.
In another example, the holding arm 401 is a broken line type holding arm, and the holding arm 401 is bent toward the moving plate 301. The use of this solution has the advantage of facilitating the clamping of the workpiece.
While embodiments of the utility model have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the utility model not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof.
Claims (7)
1. The workpiece clamping device for the machine tool is characterized by comprising a fixed plate (1) fixedly arranged on the machine tool and a clamping mechanism arranged on the fixed plate (1), wherein the clamping mechanism comprises a driving part and a clamping part;
the driving part is rotationally connected with the clamping part and comprises a moving plate (301), a plurality of connecting rods (302) and a plurality of sliding blocks (303), the moving plate (301) is slidably arranged on the fixed plate (1), the sliding blocks (303) are slidably arranged on the fixed plate (1) and symmetrically arranged on the left side and the right side of the moving plate (301), at least two sliding blocks (303) are arranged on each side of the moving plate (301), the sliding direction of the sliding blocks (303) is perpendicular to the advancing direction of the moving plate (301), the top of each sliding block (303) is rotationally connected with the top of the moving plate (301) through the connecting rods (302), and the number of the connecting rods (302) is consistent with that of the sliding blocks (303);
the clamping part includes with two centre gripping groups that moving plate (301) set up for symmetry axis symmetry, two centre gripping group sets up in opposite directions, every centre gripping group includes centre gripping arm (401), gripper jaw (402), centre gripping arm (401) level sets up, centre gripping arm (401) are close to the one end of fixed plate (1) and corresponding the top of sliding block (303) is rotated and is connected, centre gripping arm (401) are kept away from the one end inboard of fixed plate (1) is connected with gripper jaw (402).
2. A workpiece clamping device for a machine tool as claimed in claim 1, characterised in that guide plates (5) are provided on both the left and right sides of the moving plate (301), two of the guide plates (5) forming a second runner (6) with the fixed plate (1), the moving plate (301) being slidably arranged in the second runner (6).
3. A workpiece holding device for a machine tool as claimed in claim 1, characterised in that a drive is connected to the travelling side of the moving plate (301).
4. A workpiece clamping device for a machine tool as claimed in claim 3, characterised in that the driving means is a cylinder (2), the cylinder (2) is arranged horizontally, the cylinder (2) comprises a fixed part and a telescopic part, the fixed part of the cylinder (2) is connected with the fixed plate (1), and the telescopic part of the cylinder (2) is connected with the moving plate (301).
5. A workpiece clamping device for a machine tool as in claim 1, characterised in that the clamping jaws (402) are provided with a groove on the inside, said groove being provided with a wear pad.
6. A workpiece clamping device for a machine tool as claimed in claim 1, characterised in that a plurality of first sliding grooves (304) matched with the sliding blocks (303) are arranged on the fixed plate (1), the first sliding grooves (304) are perpendicular to the travelling direction of the moving plate (301), the sliding blocks (303) are arranged in the first sliding grooves (304) in a sliding manner, and the number of the first sliding grooves (304) is consistent with the number of the sliding blocks (303).
7. A workpiece clamping device for a machine tool according to claim 1, characterised in that the clamping arm (401) is a dog-leg type clamping arm, the clamping arm (401) being bent towards the moving plate (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122614611.3U CN216758952U (en) | 2021-10-28 | 2021-10-28 | Workpiece clamping device for machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122614611.3U CN216758952U (en) | 2021-10-28 | 2021-10-28 | Workpiece clamping device for machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216758952U true CN216758952U (en) | 2022-06-17 |
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ID=81961660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122614611.3U Active CN216758952U (en) | 2021-10-28 | 2021-10-28 | Workpiece clamping device for machine tool |
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| Country | Link |
|---|---|
| CN (1) | CN216758952U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117779922A (en) * | 2024-02-27 | 2024-03-29 | 济南城建集团有限公司 | Municipal administration drain pipe installation auxiliary device |
-
2021
- 2021-10-28 CN CN202122614611.3U patent/CN216758952U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117779922A (en) * | 2024-02-27 | 2024-03-29 | 济南城建集团有限公司 | Municipal administration drain pipe installation auxiliary device |
| CN117779922B (en) * | 2024-02-27 | 2024-05-03 | 济南城建集团有限公司 | Municipal administration drain pipe installation auxiliary device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220812 Address after: 067500 Sanjiazi Village, Wolong Town, Pingquan City, Chengde City, Hebei Province (100 meters north of Da purified water Co., Ltd.) Patentee after: Pingquan yijiangnan Furniture Co.,Ltd. Address before: 100086 208, 2f, building 1, Mantingfangyuan community, Qingyun Li, Haidian District, Beijing Patentee before: Quanku (Beijing) Technology Co.,Ltd. |