CN222680380U - Workpiece clamping device for machining by mechanical machine tool - Google Patents
Workpiece clamping device for machining by mechanical machine tool Download PDFInfo
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- CN222680380U CN222680380U CN202421394899.5U CN202421394899U CN222680380U CN 222680380 U CN222680380 U CN 222680380U CN 202421394899 U CN202421394899 U CN 202421394899U CN 222680380 U CN222680380 U CN 222680380U
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Abstract
The utility model relates to the technical field of workpiece clamping devices, and discloses a workpiece clamping device for machining a machine tool, which solves the problem that the existing clamping device is inconvenient to clamp and fix a special-shaped workpiece, and comprises a workpiece supporting table, wherein the top end of the workpiece supporting table is provided with a plurality of strip-shaped sliding grooves, the top end of the workpiece supporting table is slidably provided with a plurality of workpiece clamping mechanisms inserted in the strip-shaped sliding grooves, the workpiece clamping mechanism consists of a workpiece support, a limiting slide seat, a plurality of locking seats, a plurality of locking bolts, a side limiting assembly, a rotary adjusting assembly and a pressing plate, wherein the limiting slide seat is fixedly connected to the bottom end of the workpiece support, the locking seats are connected to one end of the workpiece support, the locking bolts are inserted into the locking seats, the side limiting assembly is connected to one end of the top of the workpiece support through the rotary adjusting assembly, and the pressing plate is connected to the inside of the side limiting assembly in a sliding manner; the workpiece clamping device can clamp and fix the special-shaped workpiece, and improves the clamping stability.
Description
Technical Field
The utility model belongs to the technical field of workpiece clamping devices, and particularly relates to a workpiece clamping device for machining by a mechanical machine tool.
Background
In the machining process of a machine tool, a workpiece is required to be clamped and fixed by using a clamping device so as to improve the stability during machining, and the clamping device of the numerical control machine tool disclosed by the authorized publication number CN219725346U can be used for adjusting an L-shaped supporting block at the top of a workbench by being provided with an adjusting structure, particularly by matching an internal threaded rod of the bar-shaped block at the bottom of the workbench with a threaded block, so that the L-shaped supporting block can be adjusted left and right on the workbench, and further the clamping device is suitable for workpieces with different widths, but can only clamp workpieces with regular shapes (such as rectangles and squares), and cannot realize stable clamping and fixing for some special-shaped workpieces (such as polygons), so that the clamping device of the workpiece is improved.
Disclosure of utility model
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the workpiece clamping device for machining by a machine tool, which effectively solves the problem that the existing clamping device is inconvenient to clamp and fix the special-shaped workpiece.
The workpiece clamping device comprises a workpiece supporting table, wherein a plurality of strip-shaped sliding grooves are formed in the top end of the workpiece supporting table, a plurality of workpiece clamping mechanisms penetrating through the strip-shaped sliding grooves are arranged on the top end of the workpiece supporting table in a sliding mode, each workpiece clamping mechanism is composed of a workpiece support, a limiting sliding seat, a plurality of locking seats, a plurality of locking bolts, a side limiting assembly, a rotation adjusting assembly and a pressing plate, the limiting sliding seat is fixedly connected to the bottom end of the workpiece support, the limiting sliding seat is slidably connected to the inside of the strip-shaped sliding grooves, the locking seats are fixedly connected to one end of the workpiece support, the locking bolts penetrate through the locking seats and are matched with the workpiece supporting table, the side limiting assembly is connected to one end of the top of the workpiece support through the rotation adjusting assembly, and the pressing plate is slidably connected to the inside of the side limiting assembly.
Preferably, the rotation adjusting component consists of a rotating shaft, a worm wheel, a worm and an inner hexagonal rotating head, wherein the rotating shaft is fixedly connected to the middle position of the bottom end of the side limiting component and is inserted into the workpiece support, the worm wheel is fixedly connected to the bottom end of the rotating shaft, the worm is rotatably connected to the inside of the workpiece support and is meshed with the worm wheel, and the inner hexagonal rotating head is fixedly connected to one end of the worm.
Preferably, the rotating shaft is rotationally connected with the workpiece support through a bearing, and one end of the side edge of the workpiece support is provided with an installation through hole matched with the worm and the inner hexagonal rotating head.
Preferably, the side limiting component comprises a side limiting frame body, a plurality of combined limiting sliding blocks, a lifting adjusting screw, an adjusting hand wheel and a pressure plate, wherein vertical sliding grooves are formed in two sides of the inside of the side limiting frame body, the combined limiting sliding blocks are slidably connected in the vertical sliding grooves, the lifting adjusting screw is inserted in the middle position of the top end of the side limiting frame body and is in threaded connection with the middle position, the adjusting hand wheel is fixedly connected to the top end of the lifting adjusting screw, and the pressure plate is fixedly connected to the bottom end of the lifting adjusting screw.
Preferably, the combined limiting slide block is composed of a vertical limiting slide block and a horizontal limiting slide block, the vertical limiting slide block is slidably connected to the inside of the vertical sliding groove, and the horizontal limiting slide block is fixedly connected to one side of the vertical limiting slide block.
Preferably, the two sides of the pressing plate are provided with transverse sliding grooves, and the transverse limiting sliding blocks are in sliding connection with the inner parts of the transverse sliding grooves.
Compared with the prior art, the utility model has the beneficial effects that:
(1) In operation, the angle for clamping the workpiece can be adjusted by arranging the workpiece supporting table, the strip-shaped sliding groove and the workpiece clamping mechanism, the workpiece clamping mechanism is suitable for clamping a polygonal special-shaped workpiece, and the workpiece is supported by arranging the workpiece clamping mechanism consisting of the workpiece support, the limiting sliding seat, the locking seats, the locking bolts, the side limiting assemblies, the rotary adjusting assemblies and the pressing plate, so that the lateral limiting and the downward pressing limiting of the workpiece are realized, the adjustability and the stability of clamping are improved, and the adaptability is further improved;
(2) Through setting up the rotatory regulation subassembly that comprises pivot, worm wheel, worm and interior hexagonal rotating head, can further adjust the angle of offside spacing subassembly, improve the convenience of centre gripping, through setting up the spacing slider of combination formula that comprises vertical spacing slider and horizontal spacing slider and setting up horizontal spout, can adjust the extension length of clamp plate, and then can select to push down spacing or not push down spacing according to actual need, improve adaptability.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
In the drawings:
FIG. 1 is a schematic view of a workpiece holding apparatus for machining by a machine tool according to the present utility model;
FIG. 2 is a schematic view of a workpiece clamping mechanism according to the present utility model;
FIG. 3 is a schematic view of a part of the work holding mechanism according to the present utility model;
FIG. 4 is a schematic view of the connection structure of the side limiting assembly and the rotation adjusting assembly of the present utility model;
FIG. 5 is a schematic view of a combined limit slider according to the present utility model;
FIG. 6 is a schematic view of a platen structure according to the present utility model;
In the figure, a workpiece supporting table, a 2, a strip-shaped sliding chute, a 3, a workpiece clamping mechanism, a 4, a workpiece support, a 5, a limit sliding seat, a 6, a locking seat, a 7, a locking bolt, an 8, a side limit assembly, a 9, a rotation adjusting assembly, a 10, a pressing plate, a 11, a rotating shaft, a12, a worm wheel, a13, a worm, a 14, an inner hexagonal rotating head, a 15, a bearing, a 16, an installation through hole, a 17, a side limit frame, a 18, a combined limit sliding block, a 19, a lifting adjusting screw, a 20, an adjusting hand wheel, a 21, a pressure plate, a 22, a vertical sliding chute, a 23, a vertical limit sliding block, a 24, a transverse limit sliding block, a 25 and a transverse sliding chute.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.
The utility model provides a workpiece clamping device for machining by using a machine tool, which comprises a workpiece supporting table 1, wherein a plurality of strip-shaped sliding grooves 2 are formed in the top end of the workpiece supporting table 1, a plurality of workpiece clamping mechanisms 3 penetrating through the strip-shaped sliding grooves 2 are slidably arranged in the top end of the workpiece supporting table 1, each workpiece clamping mechanism 3 consists of a workpiece support 4, a limiting sliding seat 5, a plurality of locking seats 6, a plurality of locking bolts 7, a side limiting assembly 8, a rotation adjusting assembly 9 and a pressing plate 10, the limiting sliding seat 5 is fixedly connected to the bottom end of the workpiece support 4, the limiting sliding seat 5 is slidably connected to the inside of the strip-shaped sliding grooves 2, the locking seats 6 are fixedly connected to one end of the workpiece support 4, the locking bolts 7 penetrate through the locking seats 6 and are matched with the workpiece supporting table 1, the side limiting assembly 8 is connected to one end of the top of the workpiece support 4 through the rotation adjusting assembly 9, and the pressing plate 10 is slidably connected to the inside of the side limiting assembly 8;
When the workpiece clamping device is used, a certain number of workpiece clamping mechanisms 3 can be arranged at the top of the workpiece supporting table 1 in different angle directions according to the shape of a workpiece, the position of a workpiece support 4 can be adjusted through a limiting sliding seat 5, the workpiece can be supported through the workpiece support 4, the workpiece support 4 and the workpiece supporting table 1 can be pressed and fixed through a locking seat 6 and a locking bolt 7, the stability is improved, the workpiece is laterally limited through a lateral limiting assembly 8, the lateral limiting assembly 8 can be rotationally adjusted through a rotary adjusting assembly 9, and the workpiece can be pressed and limited through a pressing plate 10;
As shown in fig. 2 to 4, the rotation adjusting assembly 9 is composed of a rotating shaft 11, a worm wheel 12, a worm 13 and an inner hexagonal rotating head 14, the rotating shaft 11 is fixedly connected to the middle position of the bottom end of the side limiting assembly 8 and is inserted into the workpiece support 4, the worm wheel 12 is fixedly connected to the bottom end of the rotating shaft 11, the worm 13 is rotatably connected to the inside of the workpiece support 4 and is meshed with the worm wheel 12, the inner hexagonal rotating head 14 is fixedly connected to one end of the worm 13, the rotating shaft 11 is rotatably connected with the workpiece support 4 through a bearing 15, and one end of the side edge of the workpiece support 4 is provided with a mounting through hole 16 matched with the worm 13 and the inner hexagonal rotating head 14;
During rotation adjustment, the hexagonal wrench is utilized to drive the inner hexagonal rotating head 14 to rotate, the worm 13 is driven to rotate through the inner hexagonal rotating head 14, the worm wheel 12 is driven to rotate through the worm 13, the rotating shaft 11 is driven to rotate through the worm wheel 12, and then the side limiting assembly 8 can be driven to rotate, so that angle adjustment is realized;
as shown in fig. 2, fig. 4, fig. 5 and fig. 6, the side limiting assembly 8 is composed of a side limiting frame 17, a plurality of combined limiting sliding blocks 18, a lifting adjusting screw 19, an adjusting hand wheel 20 and a pressure plate 21, wherein both sides of the inside of the side limiting frame 17 are respectively provided with a vertical sliding chute 22, the combined limiting sliding blocks 18 are slidably connected to the inside of the vertical sliding chute 22, the lifting adjusting screw 19 is inserted into the middle position of the top end of the side limiting frame 17 and is in threaded connection with the middle position, the adjusting hand wheel 20 is fixedly connected to the top end of the lifting adjusting screw 19, the pressure plate 21 is fixedly connected to the bottom end of the lifting adjusting screw 19, the combined limiting sliding blocks 18 are composed of vertical limiting sliding blocks 23 and transverse limiting sliding blocks 24, the vertical limiting sliding blocks 23 are slidably connected to the inside of the vertical sliding chute 22, both sides of the pressure plate 10 are respectively provided with a transverse sliding chute 25, and the transverse limiting sliding blocks 24 are slidably connected to the inside of the transverse sliding chute 25;
When the pressing is limited, the adjusting hand wheel 20 is rotated, the lifting adjusting screw 19 is driven to rotate through the adjusting hand wheel 20, the lifting adjusting screw 19 drives the pressing plate 21 to synchronously move downwards, the pressing plate 10 is pressed by the pressing plate 21, the workpiece is pressed and limited through the pressing plate 10, if the pressing and limiting are not needed, the lifting adjusting screw 19 is loosened, the pressing plate 10 is pushed, the pressing plate 10 slides relative to the transverse limiting sliding block 24 and moves to the other side of the side limiting frame 17, and therefore the influence on the machining operation of the top surface of the workpiece is avoided.
In operation, the angle of clamping the workpiece can be adjusted through the workpiece supporting table, the strip-shaped sliding groove and the workpiece clamping mechanism, the workpiece clamping mechanism is suitable for clamping a polygonal special-shaped workpiece, the workpiece can be supported through the workpiece clamping mechanism consisting of the workpiece support, the limiting sliding seat, the locking seats, the locking bolts, the side limiting assembly, the rotary adjusting assembly and the pressing plate, lateral limiting and pressing limiting of the workpiece can be achieved, the adjustability and stability of clamping are improved, and adaptability is improved.
Claims (6)
1. A workpiece clamping device for machining by a machine tool comprises a workpiece supporting table (1), and is characterized in that a plurality of strip-shaped sliding grooves (2) are formed in the top end of the workpiece supporting table (1), a plurality of workpiece clamping mechanisms (3) penetrating through the strip-shaped sliding grooves (2) are arranged on the top end of the workpiece supporting table (1) in a sliding mode, each workpiece clamping mechanism (3) is composed of a workpiece support (4), a limiting sliding seat (5), a plurality of locking seats (6), a plurality of locking bolts (7), a side limiting component (8), a rotary adjusting component (9) and a pressing plate (10), the limiting sliding seat (5) is fixedly connected to the bottom end of the workpiece support (4), the limiting sliding seat (5) is slidably connected to the inside of the strip-shaped sliding grooves (2), the locking seats (6) are fixedly connected to one end of the workpiece support (4), the locking bolts (7) penetrate through the locking seats (6) and are matched with the workpiece supporting table (1), the side limiting component (8) is connected to one end of the top of the workpiece support (4) through the rotary adjusting component (9), and the pressing plate (10) is slidably connected to the inside of the side limiting component (8).
2. The workpiece clamping device for machining by the machine tool according to claim 1, wherein the rotation adjusting assembly (9) is composed of a rotating shaft (11), a worm wheel (12), a worm (13) and an inner hexagonal rotating head (14), the rotating shaft (11) is fixedly connected to the middle position of the bottom end of the side limiting assembly (8) and inserted into the workpiece support (4), the worm wheel (12) is fixedly connected to the bottom end of the rotating shaft (11), the worm (13) is rotatably connected to the inside of the workpiece support (4) and meshed with the worm wheel (12), and the inner hexagonal rotating head (14) is fixedly connected to one end of the worm (13).
3. A workpiece clamping device for machining by a machine tool according to claim 2, wherein the rotating shaft (11) is rotatably connected with the workpiece support (4) through a bearing (15), and one end of the side edge of the workpiece support (4) is provided with a mounting through hole (16) matched with the worm (13) and the inner hexagonal rotating head (14).
4. The workpiece clamping device for machining by the machine tool according to claim 1, wherein the side limiting component (8) is composed of a side limiting frame body (17), a plurality of combined limiting sliding blocks (18), lifting adjusting screws (19), adjusting handwheels (20) and a pressure plate (21), vertical sliding grooves (22) are formed in two sides of the inside of the side limiting frame body (17), the combined limiting sliding blocks (18) are slidably connected to the inside of the vertical sliding grooves (22), the lifting adjusting screws (19) are inserted into the middle position of the top end of the side limiting frame body (17) and are in threaded connection with the middle position of the top end of the side limiting frame body, the adjusting handwheels (20) are fixedly connected to the top ends of the lifting adjusting screws (19), and the pressure plate (21) is fixedly connected to the bottom ends of the lifting adjusting screws (19).
5. The workpiece clamping device for machining by using the mechanical machine tool according to claim 4, wherein the combined limiting slide block (18) is composed of a vertical limiting slide block (23) and a horizontal limiting slide block (24), the vertical limiting slide block (23) is slidably connected to the inside of the vertical sliding groove (22), and the horizontal limiting slide block (24) is fixedly connected to one side of the vertical limiting slide block (23).
6. The workpiece clamping device for machining tools according to claim 4, wherein the two sides of the pressing plate (10) are provided with transverse sliding grooves (25), and the transverse limiting sliding blocks (24) are slidably connected to the inner parts of the transverse sliding grooves (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421394899.5U CN222680380U (en) | 2024-06-19 | 2024-06-19 | Workpiece clamping device for machining by mechanical machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421394899.5U CN222680380U (en) | 2024-06-19 | 2024-06-19 | Workpiece clamping device for machining by mechanical machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222680380U true CN222680380U (en) | 2025-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421394899.5U Active CN222680380U (en) | 2024-06-19 | 2024-06-19 | Workpiece clamping device for machining by mechanical machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222680380U (en) |
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2024
- 2024-06-19 CN CN202421394899.5U patent/CN222680380U/en active Active
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