CN223933443U - Tool for clamping angle workpiece - Google Patents
Tool for clamping angle workpieceInfo
- Publication number
- CN223933443U CN223933443U CN202520586890.2U CN202520586890U CN223933443U CN 223933443 U CN223933443 U CN 223933443U CN 202520586890 U CN202520586890 U CN 202520586890U CN 223933443 U CN223933443 U CN 223933443U
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- support
- clamping
- positioning
- workpiece
- fixed
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Abstract
本实用新型涉及一种用于夹持角度工件的工装，包括底座、辅助支撑装置、固定支座和工件夹紧装置，所述辅助支撑装置和固定支座均固定于底座上，辅助支撑装置支撑工件的待加工部分，固定支座上部设置有旋转支座，所述旋转支座与固定支座之间设置有角度调节装置，角度调节装置调整旋转支座相对固定支座的旋转角度；旋转支座上部设置有工件夹紧装置，使工件的定位面固定至定位机构上并夹紧。本用新型通过旋转支座和定位支座之间设置角度调节装置，便于根据工件自身倾斜角度调整旋转支座与固定支座之间的旋转角度，以适应角度工件的倾斜角度从而实现角度找正和定位夹紧，防止工件偏移，提高加工精度。
This utility model relates to a fixture for clamping angled workpieces, comprising a base, an auxiliary support device, a fixed support, and a workpiece clamping device. Both the auxiliary support device and the fixed support are fixed to the base. The auxiliary support device supports the part of the workpiece to be processed. A rotating support is provided on the upper part of the fixed support. An angle adjustment device is provided between the rotating support and the fixed support to adjust the rotation angle of the rotating support relative to the fixed support. The workpiece clamping device is provided on the upper part of the rotating support to fix and clamp the positioning surface of the workpiece to the positioning mechanism. This utility model, by providing an angle adjustment device between the rotating support and the positioning support, facilitates adjusting the rotation angle between the rotating support and the fixed support according to the tilt angle of the workpiece, thereby adapting to the tilt angle of the angled workpiece, achieving angle alignment and positioning clamping, preventing workpiece displacement, and improving processing accuracy.
Description
Technical Field
The utility model relates to the technical field of angle workpiece machining, in particular to a tool for clamping an angle workpiece.
Background
The shape of the workpiece is designed to accommodate the requirements or to accommodate the installation of components, such as the curved angled structure shown in fig. 1, e.g., the front axle of a car. When the angle workpiece is machined, the angle exists between the machining surface and the locating surface of the workpiece, namely, when the horizontal plane is the machining surface, the locating surface is inclined, the alignment of the angle exists between the machining surface and the locating surface is complex, the efficiency is low, and the clamping is not easy. Meanwhile, the workpiece is relatively large in weight, large vibration is easy to generate during processing, positioning and clamping of parts are not easy to realize, and workpiece deviation in the processing process is easy to cause, so that the processing precision is affected.
Disclosure of Invention
The utility model aims to solve the problems that the positioning surface and the processing surface are inclined at an angle, and the positioning surface and the processing surface are inconvenient to position and clamp in the existing angle workpiece, and provides a tool for clamping the angle workpiece.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The tool for clamping the angle workpiece comprises a base, an auxiliary supporting device, a fixed support and a workpiece clamping device, wherein the auxiliary supporting device and the fixed support are both fixed on the base, the auxiliary supporting device supports a part to be machined of the workpiece, a rotary support is arranged on the upper portion of the fixed support, an angle adjusting device is arranged between the rotary support and the fixed support, the angle adjusting device adjusts the rotary angle of the rotary support relative to that of the fixed support, the workpiece clamping device is arranged on the upper portion of the rotary support, the workpiece clamping device comprises a positioning mechanism and a clamping mechanism, the positioning mechanism is arranged on the rotary support, the clamping mechanism is fixed on the side portion of the positioning mechanism, a positioning surface of the workpiece is arranged on the upper portion of the positioning mechanism, and the clamping mechanism compresses the workpiece to the positioning mechanism.
Further, angle adjusting device includes connecting piece, screw rod and fixed cover, fixed cover is fixed in the fixed support lower part, the connecting piece sets up in the swivel mount lateral part, screw rod one end is connected with the connecting piece, the other end passes the unsettled setting of fixed cover, and the suspension end of screw rod is connected with the handle, screw rod and fixed cover threaded connection. The rotating support is pushed to rotate by the rotating screw, so that the rotating support rotates relative to the fixed support, and the angle adjustment is realized.
Further, positioning mechanism includes two at least locating support, two locating support slides and sets up on rotatory support, every all be connected with the lead screw on the locating support, with the opposite side of lead screw is provided with the link, the link is fixed in on the rotatory support, the lead screw rotates with the link to be connected, rotates the lead screw and makes the locating support remove. The positioning support is moved through the rotation of the screw rod, so that the position of the positioning support is adjusted, and the stability of clamping of a workpiece on the positioning support is ensured.
Further, a positioning block for adjusting the height of the workpiece is further arranged on the positioning support, a limiting rod is not arranged on the positioning support, and the positioning block is arranged on the positioning support through the limiting rod. The distance between the station surface and the clamping device is adjusted through the positioning block, so that the clamping effect is improved.
Further, each positioning support is fixedly provided with a clamping mechanism, each clamping mechanism comprises a first telescopic part and a clamping arm, the fixed end of the first telescopic part is fixed on the positioning support, one end of each clamping arm is connected with the telescopic end of the first telescopic part, the other end of each clamping arm is suspended, the suspended end of each clamping arm is fixedly provided with a positioning bolt, and the positioning bolts are arranged up and down relative to the positioning support.
Further, the clamping mechanism further comprises a connecting rod and an auxiliary support, the auxiliary support is connected to the positioning support, the connecting rod is hinged to the upper portion of the auxiliary support, and the connecting rod is hinged to the clamping arm.
Further, the auxiliary supporting device comprises a connecting seat and a supporting seat, wherein the connecting seat is fixed on the base, the lower part of the supporting seat is fixed on the upper part of the connecting seat, and an auxiliary clamping device is arranged at the top of the supporting seat. The auxiliary supporting device supports the part to be machined of the workpiece, stability during machining is improved, unbalance of weight ratio in the machining process of the workpiece is prevented, and the workpiece is prevented from shaking or shifting to influence machining precision.
Further, the auxiliary clamping device comprises a second telescopic part and a manual adjusting device, the top of the supporting seat is provided with a groove, the second telescopic part and the manual adjusting device are respectively and oppositely arranged on the supporting seats on two sides of the groove, and the second telescopic part and the manual adjusting device jointly act to clamp a workpiece. And the second telescopic part and the manual adjusting device jointly act, so that the clamping precision is improved, and the workpiece is prevented from shifting in the clamping process to influence the machining precision.
The manual adjusting device comprises a handle and a support rod, wherein one end of the support rod is fixed with the handle, the other end of the support rod passes through the support seat and extends into the groove, and the support rod is in threaded connection with the support seat.
Further, the rotary support is provided with a pointer, the fixed support is provided with a degree indication board, and the pointer indicates the degree on the degree indication board. Through the setting of pointer and number of degrees sign, can observe rotatory number of degrees when work piece clamping angle regulation.
Through the technical scheme, the utility model has the beneficial effects that:
According to the utility model, the angle adjusting device is arranged between the rotary support and the fixed support, so that the angle between the rotary support and the fixed support can be adjusted according to workpieces with different angles, and the clamping, positioning and clamping of the workpieces with different angles can be better facilitated.
According to the utility model, the auxiliary supporting device is arranged, so that the clamping firmness of the workpiece processing surface is improved, the stability of the angle workpiece during processing is ensured, and the processing precision is improved.
The utility model is convenient to observe the rotation angle when the rotation support and the fixed support adjust the angle by arranging the pointer and the degree indication board, and is convenient to adjust.
According to the utility model, through the arrangement of the positioning mechanism and the auxiliary positioning clamping bolt, the positioning and clamping of the workpiece are ensured, and the machining precision is improved.
Drawings
Fig. 1 is a schematic view of a conventional angle work piece.
Fig. 2 is a schematic front view of a tool for clamping an angle workpiece according to the present utility model.
Fig. 3 is a schematic top view of a tool for clamping an angled workpiece according to the present utility model.
Fig. 4 is a schematic right-side view of a tool for clamping an angled workpiece according to the present utility model.
The drawing comprises a base, a2, a connecting seat, a 3, a supporting seat, a 4, a fixed support, a 5, a rotating support, a 6, a positioning support, a 7, a connecting rod, a 8, a connecting frame, a 9, a positioning bolt, a 10, a screw rod, a 11, a workpiece, a 12, a fixed sleeve, a 13, a handle, a 14, a screw rod, a 15, a connecting piece, a 17, a pointer, a 18, a degree indication board, a 19, a second telescopic piece, a 21, a clamping arm, a 23, a first telescopic piece, a 24, a supporting rod, a 25, a handle, a 26, an auxiliary support, a 27, a processing surface, a 28, a positioning surface, a 29, a positioning block, a 30, a limiting rod, a 31 and a stop block.
Detailed Description
The following detailed description of specific embodiments of the utility model refers to the accompanying drawings:
As shown in figures 2-4, the tool for clamping the angle workpiece comprises a base 1, a fixed support 4, an auxiliary supporting device and a workpiece clamping device, wherein the auxiliary supporting device and the fixed support 4 are both fixed on the base 1, the auxiliary supporting device supports a part to be processed of the workpiece, a rotary support 5 is arranged on the upper portion of the fixed support 4, specifically, the upper surface of the fixed support 4 is a concave arc surface, and the lower surface of the rotary support 5 is a convex arc structure matched with the upper surface of the fixed support 4. An angle adjusting device is arranged between the rotary support 5 and the fixed support 4, and the angle adjusting device adjusts the rotation angle of the rotary support 5 relative to the fixed support 4. So that the upper surface of the rotary support 5 forms an included angle with the horizontal plane to adapt to the angle of the angle workpiece. The lower part of the rotary support 5 is also provided with a plurality of bolts, and after the angle adjusting device adjusts the angle, the rotary support 5 and the fixed support 4 can be fixedly connected through the bolts. To ensure the stability of the swivel support 5 after the angle adjustment.
The angle adjusting device comprises a connecting piece 15, a screw rod 14 and a fixing sleeve 12, wherein the fixing sleeve 12 is fixed on the side part of a fixing support 4, the connecting piece 15 is arranged on a rotating support 5, the connecting piece 15 is of a cylinder structure, the top of the connecting piece 15 is fixedly connected with the rotating support 5, one end of the screw rod 14 is connected with the connecting piece 15, the other end of the screw rod 14 penetrates through the fixing sleeve 12 to be arranged in a suspended mode, specifically, a through hole is formed in the lower portion of the connecting piece 15, the aperture of the through hole is larger than the diameter of the screw rod 14, the screw rod 14 penetrates through the through hole, stop blocks 31 are fixed on the screw rods 14 on two sides of the connecting piece 15, and the stop blocks 31 are fixedly connected with the screw rod 14 to prevent the screw rod 14 from moving axially relative to the connecting piece 15. The handle 13 is connected with the suspension end of the screw rod 14, and the screw rod 14 is in threaded connection with the fixed sleeve 12.
In order to facilitate observing the rotating degrees when adjusting the angle, a pointer 17 is arranged at the lower middle part of the arc-shaped side wall of the rotating support 5, a degree indication board 18 is arranged on the arc-shaped side wall of the fixed support 4 corresponding to the pointer, and when the rotating support 5 rotates relative to the fixed support 4, the pointer 17 indicates scales on the degree indication board 18 to prompt an operator of the rotating angle. The angle adjusting device is suitable for adjusting the inclination angle in a small range, and the angle adjusting range is 5-10 degrees.
The upper part of the rotary support 5 is provided with a workpiece clamping device, the workpiece clamping device comprises a positioning mechanism and a clamping mechanism, the positioning mechanism is connected to the rotary support 5 in a sliding mode, the clamping mechanism is fixed on the positioning mechanism, and the clamping mechanism is used for fixing a workpiece to the positioning mechanism to be tightly pressed.
The positioning mechanism comprises at least two positioning supports 6, in this embodiment, two positioning supports 6 are in contact with the upper surface of the positioning support 6, the two positioning supports 6 slide on the rotating support 5, specifically, each positioning support 6 is in threaded connection with a screw rod 10, a connecting frame 8 is arranged on the opposite side of the screw rod 10, the connecting frame 8 is fixed on the rotating support 5, a stop block is also arranged on the screw rods 10 on two sides of the connecting frame 8, and the stop block has the same structure and function as a stop block 31 on the screw rod 14 to limit the screw rod 10 to axially move. The screw rod 10 is rotatably connected with the connecting frame 8,
The connecting frame 8 is fixed on the rotary support 5, and the screw rod 10 pushes the positioning support 6 to move by rotating the screw rod 10 at the connecting frame 8.
The positioning support 6 is also provided with a positioning block 29 for adjusting the height of the workpiece, the positioning support 6 is provided with a limiting rod 30, and particularly, the positioning block 29 and the positioning support 6 are provided with corresponding holes, and the limiting rod 30 can be inserted into the holes of the positioning block 29 and the positioning support 6 to enable the positioning block 29 to be connected with the positioning support 6. Every positioning support 6 lateral part all is fixed with clamping mechanism, clamping mechanism includes telescoping member one 23 and clamping arm 21, the fixed end of telescoping member one 23 is fixed in on the positioning support 6, in this embodiment, telescoping member one 23 is hydraulic cylinder, clamping arm 21 one end is connected with the telescoping end of telescoping member one 23, the unsettled setting of the other end, clamping arm 21's suspension end is fixed with positioning bolt 9, positioning bolt 9 sets up with positioning support 6 relatively from top to bottom. The positioning bolt 9 is matched with the positioning block 29, so that the clamping degree is improved, and the stability of the workpiece during processing is improved.
The clamping mechanism further comprises a connecting rod 7 and an auxiliary support 26, the auxiliary support 26 is connected to the positioning support 6, the connecting rod 7 is hinged to the upper portion of the auxiliary support 26, and the connecting rod 7 is hinged to the clamping arm 21. When the first telescopic member 23 drives the clamping arm 21 to move, the connecting rod rotates along with the movement of the first telescopic member 23.
In order to further improve the stability of work piece in the course of working, auxiliary support device includes connecting seat 2 and supporting seat 3, connecting seat 2 is fixed in on the base 1, and connecting seat 2 upper portion fixed support seat 3, supporting seat 3 top sets up auxiliary clamping device, specifically, auxiliary clamping device includes extensible member two 19 and manual adjusting device, the groove has been seted up at supporting seat 3 top, makes supporting seat 3 longitudinal section be "concave" font structure, extensible member two 19 and manual adjusting device set up respectively on the supporting seat 3 of groove both sides, extensible member two 19 and manual adjusting device combined action clamp work piece. In this embodiment, the second telescopic member 19 is a hydraulic cylinder, the telescopic end of the second telescopic member 19 passes through the supporting seat 3 and is disposed in the groove, the manual adjusting device includes a supporting rod 24 and a handle 25, one end of the supporting rod 24 is fixed with the handle 25, the other end of the supporting rod passes through the supporting seat 3 and is disposed in the groove, and the supporting rod 24 is in threaded connection with the supporting seat 3.
When the workpiece is used, the workpiece is placed on the positioning support 6, the part to be processed of the workpiece is placed in the groove of the supporting seat 3, whether the part to be processed of the workpiece can be contacted with the auxiliary clamping device is judged, and if the part to be processed of the workpiece cannot be effectively contacted with the auxiliary clamping device, the positioning block 29 can be added to adjust the placing height of the workpiece, so that the part to be processed of the workpiece can be contacted with the auxiliary clamping device.
After the workpiece is placed, the screw rod 10 is rotated to adjust the distance between the positioning supports 6, so that the clamping mechanism can effectively contact the workpiece during the action, the positioning surface of the workpiece is better attached to the positioning support 6 or the positioning block 29, the workpiece is positioned in contact with the positioning support 6, the first telescopic part 23 is started, the positioning bolt 9 fixed on the clamping arm 21 contacts the workpiece, and if the contact surface is too small, the positioning bolt 9 can be rotated to perform small-range adjustment, so that the workpiece is fixedly pressed on the positioning block 29 of the positioning support 6. The positioning stability is ensured, and the workpiece is prevented from shifting during processing.
After the clamping and positioning are completed, according to the bending angle of the workpiece, the handle 13 on the screw 14 is rotated, so that the screw 14 pushes the connecting piece 15 to drive the rotary support 5 to rotate, after the corresponding degree of the degree indication board 18 is pointed by the pointer 17, the bolts on the rotary support 5 and the fixed support 4 are screwed, and the rotary support 5 and the fixed support 4 are fixed. After the angle adjustment is completed, the auxiliary supporting device is adjusted so that the center line of the machining surface of the workpiece is positioned at the center of the groove of the supporting seat 3 of the auxiliary supporting device, then the handle 25 is rotated so that the supporting rod 24 contacts with the side surface of the workpiece, and the second telescopic member 19 is started so that the telescopic end of the second telescopic member 19 clamps the workpiece. The workpiece is clamped. After the angle workpiece is positioned, clamped, angle aligned and auxiliary held tightly, the machining surface can be machined. The utility model can realize the positioning and clamping of workpieces with different angles.
The above-described embodiments are merely preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, so that all equivalent changes or modifications of the structure, characteristics and principles described in the claims should be included in the scope of the present utility model.
Claims (10)
1. The tool for clamping the angle workpiece is characterized by comprising a base (1), an auxiliary supporting device, a fixed support (4) and a workpiece clamping device, wherein the auxiliary supporting device and the fixed support (4) are both fixed on the base (1), the auxiliary supporting device supports a part to be machined of the workpiece, a rotary support (5) is arranged on the upper portion of the fixed support (4), an angle adjusting device is arranged between the rotary support (5) and the fixed support (4), the angle adjusting device adjusts the rotary angle of the rotary support (5) relative to the fixed support (4), the workpiece clamping device is arranged on the upper portion of the rotary support (5), the workpiece clamping device comprises a positioning mechanism and a clamping mechanism, the positioning mechanism is arranged on the rotary support (5), the clamping mechanism is fixed on the positioning mechanism, a positioning surface of the workpiece is arranged on the positioning mechanism, and the workpiece is pressed onto the positioning mechanism by the clamping mechanism.
2. The tool for clamping an angle workpiece according to claim 1, wherein the angle adjusting device comprises a connecting piece (15), a screw rod (14) and a fixing sleeve (12), the fixing sleeve (12) is fixed on the lower portion of the fixing support (4), the connecting piece (15) is arranged on the side portion of the rotating support (5), one end of the screw rod (14) is connected with the connecting piece (15), the other end of the screw rod (14) penetrates through the fixing sleeve (12) to be suspended, a handle (13) is connected to the suspended end of the screw rod (14), and the screw rod (14) is in threaded connection with the fixing sleeve (12).
3. Tool for clamping angle workpieces according to claim 1, characterized in that the positioning mechanism comprises at least two positioning supports (6), two positioning supports (6) are slidably arranged on the rotary support (5), a screw rod (10) is connected to each positioning support (6), a connecting frame (8) is arranged on the side opposite to the screw rod (10), the connecting frame (8) is fixedly connected with the rotary support (5), the screw rod (10) is rotatably connected with the connecting frame (8), and the positioning supports (6) are moved by rotating the screw rod (10).
4. A tool for clamping an angle workpiece according to claim 3, characterized in that the positioning support (6) is further provided with a positioning block (29) for adjusting the height of the workpiece, the upper part of the positioning support is provided with a limit rod (30), and the positioning block (29) is arranged on the positioning support (6) through the limit rod (30).
5. A tool for clamping an angle workpiece according to claim 3, wherein each positioning support (6) is fixedly provided with a clamping mechanism, the clamping mechanism comprises a first telescopic member (23) and a clamping arm (21), the fixed end of the first telescopic member (23) is fixed on the positioning support (6), one end of the clamping arm (21) is connected with the telescopic end of the first telescopic member (23), the other end of the clamping arm is suspended, the suspended end of the clamping arm (21) is fixedly provided with a positioning bolt (9), and the positioning bolt (9) and the positioning support (6) are arranged up and down oppositely.
6. A tool for clamping an angled workpiece according to claim 5, characterized in that the clamping mechanism further comprises a connecting rod (7) and an auxiliary support (26), the auxiliary support (26) is connected to the positioning support (6), the connecting rod (7) is hinged to the upper part of the auxiliary support (26), and the connecting rod (7) is hinged to the clamping arm (21).
7. The tool for clamping an angle workpiece according to claim 1, wherein the auxiliary supporting device comprises a connecting seat (2) and a supporting seat (3), the connecting seat (2) is fixed on the base (1), the lower part of the supporting seat (3) is fixed on the upper part of the connecting seat (2), and an auxiliary clamping device is arranged at the top of the supporting seat (3).
8. The tool for clamping an angle workpiece according to claim 7, wherein the auxiliary clamping device comprises a second telescopic part (19) and a manual adjusting device, a groove is formed in the top of the supporting seat (3), the second telescopic part (19) and the manual adjusting device are respectively and oppositely arranged on the supporting seat (3) on two sides of the groove, and the second telescopic part (19) and the manual adjusting device are used for jointly clamping the workpiece.
9. The tool for clamping an angle workpiece according to claim 8, wherein the fixed end of the second telescopic member (19) is fixed on the supporting seat (3), the telescopic end of the second telescopic member (19) penetrates through the supporting seat (3) to extend into the groove, the manual adjusting device comprises a handle (25) and a supporting rod (24), one end of the supporting rod (24) is fixed with the handle (25), the other end of the supporting rod (24) penetrates through the supporting seat (3) to extend into the groove, and the supporting rod (24) is in threaded connection with the supporting seat (3).
10. Tool for clamping angle workpieces according to claim 1, characterized in that a pointer (17) is arranged on the rotary support (5), a degree indicator (18) is arranged on the fixed support (4), and the pointer (17) indicates the degree on the degree indicator (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520586890.2U CN223933443U (en) | 2025-03-31 | 2025-03-31 | Tool for clamping angle workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520586890.2U CN223933443U (en) | 2025-03-31 | 2025-03-31 | Tool for clamping angle workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223933443U true CN223933443U (en) | 2026-02-24 |
Family
ID=98817633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520586890.2U Active CN223933443U (en) | 2025-03-31 | 2025-03-31 | Tool for clamping angle workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223933443U (en) |
-
2025
- 2025-03-31 CN CN202520586890.2U patent/CN223933443U/en active Active
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