CN215317166U - Workpiece clamping device for milling machine - Google Patents
Workpiece clamping device for milling machine Download PDFInfo
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- CN215317166U CN215317166U CN202121473028.9U CN202121473028U CN215317166U CN 215317166 U CN215317166 U CN 215317166U CN 202121473028 U CN202121473028 U CN 202121473028U CN 215317166 U CN215317166 U CN 215317166U
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Abstract
The utility model discloses a workpiece clamping device for a milling machine, and belongs to the technical field of milling machines. A supporting plate and a bearing are fixed at the top end of the base, a first clamping plate, a second clamping plate and a moving frame are arranged on the top end of the base, a through hole is formed in the side face of the supporting plate, and a round rod is fixed on the outer side of the first clamping plate and connected with the supporting plate through a first spring; the bearing is connected with a screw, and the other end of the screw is fixed with a first round block and is movably connected with a driving rod through a moving block; a second round block is fixed at the top end of the moving frame, a connecting block is fixed on one side of the moving frame, a notch is formed in the other side of the moving frame, a moving rod, a disc, a connecting rod and a driven rod are arranged in the moving frame, a straight rod is fixed at the center of a circle at the bottom end of the second round block, a first sliding groove is formed in the top end of the moving rod, a first sliding block is fixed at the other end of the connecting rod, and the other end of the driven rod is fixedly connected with the second clamping plate; by using the device, the clamping effect on the workpiece is better, the machining precision is ensured, and the machining requirements of enterprises are met.
Description
Technical Field
The utility model relates to the technical field of milling machines, in particular to a workpiece clamping device for a milling machine.
Background
Milling machines are mainly machine tools for machining various surfaces of workpieces by using milling cutters, generally, the milling cutters move mainly by rotating motion, and the workpiece and the milling cutters move by feeding motion, so that the milling machines can machine planes and grooves, and can machine various curved surfaces, gears and the like.
The clamping effect of the conventional clamping device for the milling machine on the workpiece is not good, and the workpiece is often deviated during machining to influence the machining precision, so that a workpiece clamping device for the milling machine with a good clamping effect needs to be designed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a workpiece clamping device for a milling machine, which aims to solve the problem that the workpiece machining precision is influenced due to the fact that the workpiece is deviated during machining because the workpiece clamping effect of the conventional clamping device for the milling machine is poor.
In order to solve the technical problem, the utility model provides a workpiece clamping device for a milling machine, which comprises a base, wherein a supporting plate and a bearing are fixed at the top end of the base, a first clamping plate, a second clamping plate and a moving frame are arranged on the top end of the base, a through hole is formed in the side surface of the supporting plate, a round rod is fixed on the outer side of the first clamping plate, the other end of the round rod penetrates through the through hole, and the first clamping plate is connected with the supporting plate through a first spring surrounding the side surface of the round rod; the bearing is connected with a screw rod, the other end of the screw rod is fixedly provided with a first round block and is in threaded connection with a moving block, and the moving block is movably connected with a driving rod through a first rotating shaft;
a second round block is fixed at the top end of the movable frame, a connecting block is fixed on one side of the movable frame, a notch is formed in the other side of the movable frame, a movable rod is arranged in the movable frame, a straight rod is fixed at the center of the circle at the bottom end of the second round block, the other end of the straight rod extends into the movable frame and is fixed with a disc, a first chute is formed in the top end of the movable rod, a driven rod is fixed on the side face of the movable rod, a connecting rod is fixed at the edge of the bottom end of the disc, the other end of the connecting rod extends into the first chute and is fixed with a first sliding block, the other end of the driven rod penetrates through the notch and is fixedly connected with the second clamping plate, and the movable rod is further connected with the inner wall of the movable frame through a second spring surrounding the side face of the driven rod; the connecting block with the actuating lever passes through second pivot swing joint.
Optionally, a second sliding groove is formed in the top end of the base, a second sliding block located in the second sliding groove is fixed to the bottom ends of the first clamping plate and the second clamping plate, and a third sliding block located in the second sliding groove is fixed to the bottom end of the moving frame.
Optionally, a positioning pin is detachably fixed between the second round block and the movable frame.
Optionally, a limiting block is fixed to the other end of the round rod.
Optionally, the first round block and the second round block are detachably fixed with a first driving lever and a second driving lever respectively.
In the workpiece clamping device for the milling machine, provided by the utility model, a supporting plate and a bearing are fixed at the top end of a base, a first clamping plate, a second clamping plate and a moving frame are arranged, a through hole is formed in the side surface of the supporting plate, and a round rod is fixed on the outer side of the first clamping plate and is connected with the supporting plate through a first spring; the bearing is connected with a screw, and the other end of the screw is fixed with a first round block and is movably connected with a driving rod through a moving block; a second round block is fixed at the top end of the moving frame, a connecting block is fixed on one side of the moving frame, a notch is formed in the other side of the moving frame, a moving rod, a disc, a connecting rod and a driven rod are arranged in the moving frame, a straight rod is fixed at the center of a circle at the bottom end of the second round block, a first sliding groove is formed in the top end of the moving rod, a first sliding block is fixed at the other end of the connecting rod, and the other end of the driven rod is fixedly connected with the second clamping plate; by using the device, the clamping effect on the workpiece is better, the machining precision is ensured, and the machining requirements of enterprises are met.
Drawings
FIG. 1 is a schematic structural view of a workpiece clamping device for a milling machine according to the present invention;
fig. 2 is a right side view of the moving frame provided by the present invention.
Detailed Description
The present invention provides a workpiece holding device for a milling machine, which is described in detail below with reference to the accompanying drawings and specific embodiments. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
Example one
The utility model provides a workpiece clamping device for a milling machine, which is structurally shown in figure 1 and comprises a base 1, wherein a supporting plate 2 and a bearing 3 are fixed at the top end of the base 1, a first clamping plate 4, a second clamping plate 5 and a moving frame 6 are arranged, a through hole 7 is formed in the side surface of the supporting plate 2, a round rod 8 is fixed on the outer side of the first clamping plate 4, the other end of the round rod 8 penetrates through the through hole, and the first clamping plate 4 is connected with the supporting plate 2 through a first spring surrounding the side surface of the round rod 8; a screw rod 10 is connected to the bearing 3, a first round block 11 is fixed to the other end of the screw rod 10 and is in threaded connection with a moving block 12, and the moving block 12 is movably connected with a driving rod 14 through a first rotating shaft 13; a second round block 15 is fixed at the top end of the moving frame 6, a connecting block 16 is fixed at one side of the second round block, a notch 22 is formed at the other side of the second round block, a moving rod 19 is arranged in the second round block, a straight rod 17 is fixed at the center of the circle at the bottom end of the second round block 15, the other end of the straight rod 17 extends into the moving frame 6 and is fixed with a disc 18, a first sliding groove 24 is formed at the top end of the moving rod 19, a driven rod 20 is fixed on the side surface of the moving rod, the structure of the moving frame is shown in the right view of fig. 2, a connecting rod 23 is fixed at the edge of the bottom end of the disc 18, the other end of the connecting rod 23 extends into the first sliding groove 24 and is fixed with a first sliding block 25, the other end of the driven rod 20 penetrates through the notch 22 and is fixedly connected with the second clamping plate 5, and the moving rod 19 is further connected with the inner wall of the moving frame 6 through a second spring 21 surrounding the side surface of the driven rod 20; the connecting block 16 is movably connected with the driving rod 14 through a second rotating shaft 26, and the screw 10 is rotated to drive one end of the driving rod 14 to move downwards, so that the other end of the driving rod 14 drives the moving frame 6 to move inwards and simultaneously rotates the second round block 15 to drive the disc 18 to rotate, so that the connecting rod 23 drives the first sliding block 25 to slide in the first sliding groove 24 to drive the driven rod 20 and the second clamping plate 5 to move inwards, and finally, the connecting block is matched with the first clamping plate 4 to clamp and fix a workpiece. The workpiece clamping device for the milling machine is good in workpiece clamping effect, guarantees machining precision, and meets enterprise machining requirements.
A second sliding groove 27 is formed in the top end of the base 1, a second sliding block 28 located in the second sliding groove 27 is fixed at the bottom ends of the first clamping plate 4 and the second clamping plate 5, and a third sliding block 29 located in the second sliding groove 27 is fixed at the bottom end of the moving frame 6, so that the moving tracks of the first clamping plate 4, the second clamping plate 5 and the moving frame 6 are constant, and the clamping effect of the clamping device is guaranteed; a positioning pin 30 is detachably fixed between the second round block 15 and the movable frame 6, and is used for fixing the second round block 15 to avoid the second round block from being reversed so as to avoid insufficient clamping force of the second clamping plate 5; a limiting block 31 is fixed at the other end of the round rod 8 to prevent the round rod 8 from being disconnected from the through hole 7; the first round block 11 and the second round block 15 are detachably fixed with a first shift lever 33 and a second shift lever 32, respectively, so that the first round block 11 and the second round block 15 can be conveniently rotated.
When the clamping device is used, a workpiece is placed between the first clamping plate 4 and the second clamping plate 5, the screw rod 10 is rotated, the moving block 12 drives one end of the driving rod 14 to move downwards, the other end of the driving rod 14 drives the moving frame 6 and the second clamping plate 5 to move inwards, then the second round block 15 is rotated to drive the round disc 18 to rotate through the straight rod 17, at this time, the connecting rod 23 drives the first sliding block 25 to slide in the first sliding groove 24 and drive the driven rod 20 and the second clamping plate 5 to move inwards, and finally, the second clamping plate 5 and the first clamping plate 4 are matched with each other to clamp and fix the workpiece, so that the machining precision of the workpiece cannot be influenced due to deviation during machining.
The above description is only for the purpose of describing the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention, and any variations and modifications made by those skilled in the art based on the above disclosure are within the scope of the appended claims.
Claims (5)
1. The workpiece clamping device for the milling machine comprises a base (1) and is characterized in that a supporting plate (2) and a bearing (3) are fixed at the top end of the base (1), a first clamping plate (4), a second clamping plate (5) and a moving frame (6) are arranged, a through hole (7) is formed in the side face of the supporting plate (2), a round rod (8) is fixed on the outer side of the first clamping plate (4), the other end of the round rod (8) penetrates through the through hole, and the first clamping plate (4) is connected with the supporting plate (2) through a first spring surrounding the side face of the round rod (8); a screw rod (10) is connected to the bearing (3), a first round block (11) is fixed to the other end of the screw rod (10) and is in threaded connection with a moving block (12), and the moving block (12) is movably connected with a driving rod (14) through a first rotating shaft (13);
a second round block (15) is fixed at the top end of the movable frame (6), a connecting block (16) is fixed at one side, a notch (22) is formed at the other side, a movable rod (19) is arranged in the movable frame, a straight rod (17) is fixed at the center of the circle at the bottom end of the second round block (15), the other end of the straight rod (17) extends into the movable frame (6) and is fixed with a disc (18), the top end of the moving rod (19) is provided with a first sliding chute (24), the side surface is fixed with a driven rod (20), a connecting rod (23) is fixed at the bottom end edge of the disc (18), the other end of the connecting rod (23) extends into the first sliding groove (24) and is fixed with a first sliding block (25), the other end of the driven rod (20) passes through the notch (22) and is fixedly connected with the second clamping plate (5), the moving rod (19) is also connected with the inner wall of the moving frame (6) through a second spring (21) surrounding the side surface of the driven rod (20); the connecting block (16) is movably connected with the driving rod (14) through a second rotating shaft (26).
2. A workpiece holding device for a milling machine according to claim 1, characterized in that a second sliding groove (27) is formed at the top end of the base (1), a second sliding block (28) positioned in the second sliding groove (27) is fixed at the bottom end of each of the first clamping plate (4) and the second clamping plate (5), and a third sliding block (29) positioned in the second sliding groove (27) is fixed at the bottom end of the movable frame (6).
3. A workpiece holding device for a milling machine according to claim 1, characterized in that a positioning pin (30) is detachably fixed between the second round block (15) and the moving frame (6).
4. A workpiece holding device for a milling machine according to claim 1, characterized in that a stopper (31) is fixed to the other end of the round bar (8).
5. The workpiece holding device for the milling machine according to claim 1, wherein a first driving lever (33) and a second driving lever (32) are detachably fixed to the first round block (11) and the second round block (15), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121473028.9U CN215317166U (en) | 2021-06-30 | 2021-06-30 | Workpiece clamping device for milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121473028.9U CN215317166U (en) | 2021-06-30 | 2021-06-30 | Workpiece clamping device for milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215317166U true CN215317166U (en) | 2021-12-28 |
Family
ID=79563318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121473028.9U Active CN215317166U (en) | 2021-06-30 | 2021-06-30 | Workpiece clamping device for milling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215317166U (en) |
-
2021
- 2021-06-30 CN CN202121473028.9U patent/CN215317166U/en active Active
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