CN223748583U - Machine tool positioning fixture - Google Patents
Machine tool positioning fixtureInfo
- Publication number
- CN223748583U CN223748583U CN202520009199.8U CN202520009199U CN223748583U CN 223748583 U CN223748583 U CN 223748583U CN 202520009199 U CN202520009199 U CN 202520009199U CN 223748583 U CN223748583 U CN 223748583U
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- China
- Prior art keywords
- sleeve
- machine tool
- bolt
- connecting disc
- adjusting
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Abstract
本实用新型涉及夹具技术领域，具体为一种机床定位夹具，包括连接盘、压板、定位组件、调节组件和连接座；连接盘与机床连接，连接盘上设有多第一螺纹孔，多个第一螺纹孔在连接盘的端面上均匀分布；调节组件的数量至少为两个，调节组件通过第一螺纹孔安装在连接盘上且端部朝向连接盘的中部布置；定位组件安装在连接盘的顶端中部且顶端形状与机床加工工件形状配合布置；本实用新型通过定位组件工件底端贴合连接并将其位置限定，同时多个调节组件分别通过连接座带动压板向工件移动，将工件固定在定位组件上，使工件固定方便，并通过多个第一螺纹孔将调节组件的位置进行调节，使压板的位置进行调节，使不同形状及尺寸的工件固定在定位组件上。
This utility model relates to the field of fixture technology, specifically a machine tool positioning fixture, including a connecting plate, a pressure plate, a positioning component, an adjusting component, and a connecting seat. The connecting plate is connected to the machine tool and has multiple first threaded holes evenly distributed on its end face. At least two adjusting components are installed on the connecting plate through the first threaded holes, with their ends facing the center of the connecting plate. The positioning component is installed at the top center of the connecting plate, with its top shape matching the shape of the workpiece being processed by the machine tool. This utility model uses the positioning component to fit and define the position of the workpiece at its bottom. Simultaneously, multiple adjusting components drive the pressure plate towards the workpiece via the connecting seat, fixing the workpiece onto the positioning component for easy workpiece fixation. Furthermore, the position of the adjusting component is adjusted through the multiple first threaded holes, thereby adjusting the position of the pressure plate and fixing workpieces of different shapes and sizes onto the positioning component.
Description
Technical Field
The utility model relates to the technical field of clamps, in particular to a machine tool positioning clamp.
Background
In order to improve the machining precision of a workpiece, a machine tool (such as a milling machine, a lathe and other machining equipment) is often adopted for machining, and a three-jaw chuck is often adopted for clamping and fixing the workpiece for the milling machine, the lathe and the like, but because the workpiece has different shapes, such as a special-shaped piece, the three-jaw chuck is inconvenient for fixing and positioning the special-shaped piece when the special-shaped piece is machined, and therefore, the machine tool positioning fixture is provided for fixing and positioning the special-shaped piece.
Disclosure of utility model
The utility model aims to solve the problems in the background art and provides a machine tool positioning clamp.
The technical scheme of the utility model is that the machine tool positioning fixture comprises a connecting disc, a pressing plate, a positioning assembly, an adjusting assembly and a connecting seat;
The connecting disc is connected with the machine tool, a plurality of first threaded holes are formed in the connecting disc, and the plurality of first threaded holes are uniformly distributed on the end face of the connecting disc;
The number of the adjusting assemblies is at least two, the adjusting assemblies are arranged on the connecting disc through first threaded holes, and the end parts of the adjusting assemblies face the middle part of the connecting disc;
the positioning component is arranged in the middle of the top end of the connecting disc, and the shape of the top end is matched with the shape of a machined workpiece of the machine tool;
The connecting seat is rotatably arranged at one end of the adjusting component, and one end of the connecting seat faces to the upper part of the positioning component;
The clamp plate is installed in the one end of connecting seat and is connected with lathe processing work piece.
Preferably, the adjusting assembly comprises a first bolt, a sleeve, an adjusting rod and a knob;
The first bolt is arranged on the connecting disc through a first threaded hole, the top end of the first bolt is positioned above the first threaded hole, and the first bolt is connected with the first threaded hole in a matching way;
The sleeve is arranged at the top end of the first bolt, and the end part of the sleeve is arranged towards the center of the connecting disc;
the adjusting rod is inserted in the middle of the sleeve the end part is connected with the connecting seat;
the knob is arranged at the other end of the adjusting rod.
Preferably, the middle part of the sleeve is provided with a second threaded hole, the outer side of the adjusting rod is provided with threads, and the adjusting rod is accommodated in the second threaded hole in a matched mode under the matched installation state of the sleeve and the adjusting rod.
Preferably, the connecting seat comprises a sleeve, a second bolt and a connecting column;
The sleeve is rotatably arranged at one end of the adjusting rod, and the middle part of the sleeve is hollow;
the connecting column is inserted into the inner side of one end of the sleeve and is connected with the pressing plate;
The second bolt is arranged at one end top of the sleeve and penetrates through the sleeve and the connecting column to be installed in the sleeve and the connecting column.
Preferably, the top and the bottom of one end of the sleeve and one end of the connecting column are provided with third threaded holes, and the second bolt is accommodated in the third threaded holes in a matched and installed state of the second bolt, the sleeve and the connecting column.
Preferably, one end of the adjusting rod is provided with a connector extending towards the inner side of the sleeve, and the inner side of the other end of the sleeve is provided with a limiting ring sleeved at the end part of the connector.
Preferably, the positioning assembly comprises a supporting block, a third bolt and a mounting groove;
the mounting groove is arranged in the middle of the top end of the connecting disc;
The supporting block is arranged at the inner side of the mounting groove, the top end shape of the supporting block is matched with the machined workpiece of the machine tool, the middle part of the bottom end is provided with a thread groove;
The third bolt is arranged at the bottom end of the connecting disc and penetrates through the connecting disc to be connected with the thread groove in a matched mode.
Preferably, the inside bottom of the mounting groove is provided with a clamping groove, the projection shape of the bottom end of the supporting block is rectangular, and the bottom end of the supporting block is accommodated in the clamping groove in a matched manner under the matched and mounted state of the supporting block and the mounting groove.
Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects:
According to the utility model, the bottom ends of the workpieces of the positioning components are connected in a bonding way and the positions of the workpieces are limited, meanwhile, the plurality of adjusting components drive the pressing plates to move towards the workpieces through the connecting seats respectively, the workpieces are fixed on the positioning components, so that the workpieces are convenient to fix, the positions of the adjusting components are adjusted through the plurality of first threaded holes, the positions of the pressing plates are adjusted, and the workpieces with different shapes and sizes are fixed on the positioning components.
Drawings
Figures 1-2 are perspective views of one embodiment of the present utility model.
Fig. 3 is a schematic structural diagram of an adjusting component according to an embodiment of the present utility model.
Fig. 4 is a schematic cross-sectional view illustrating a connection structure between an adjusting assembly and a connection base according to an embodiment of the utility model.
FIG. 5 is a schematic cross-sectional exploded view of a positioning assembly according to one embodiment of the present utility model.
Reference numeral 1, connecting disc; 2, a first threaded hole, 3, a supporting block, 4, a pressing plate, 5, a sleeve, 6, a first bolt, 7, a sleeve, 8, an adjusting rod, 9, a knob, 10, a second bolt, 11, a third bolt, 12, a second threaded hole, 13, a connector, 14, a third threaded hole, 15, a limiting ring, 16, a thread groove, 17, a mounting groove, 18, a clamping groove, 19 and a connecting column.
Detailed Description
Example 1
As shown in fig. 1-5, the machine tool positioning fixture provided by the utility model comprises a connecting disc 1, a pressing plate 4, a positioning component, an adjusting component and a connecting seat;
The connecting disc 1 is connected with a machine tool, a plurality of first threaded holes 2 are formed in the connecting disc 1, and the plurality of first threaded holes 2 are uniformly distributed on the end face of the connecting disc 1;
the number of the adjusting components is at least two, the adjusting components are arranged on the connecting disc 1 through the first threaded holes 2, and the end parts of the adjusting components are arranged towards the middle part of the connecting disc 1;
The positioning component is arranged in the middle of the top end of the connecting disc 1, and the shape of the top end is matched with the shape of a machined workpiece of the machine tool;
The connecting seat is rotatably arranged at one end of the adjusting component, and one end of the connecting seat faces to the upper part of the positioning component;
the pressing plate 4 is arranged at one end of the connecting seat and is connected with a machine tool machining workpiece.
In this embodiment, place the processing work piece on locating component's top, make locating component and work piece bottom laminating be connected, fix a position the position, install a plurality of adjusting part in the work piece outside through first screw hole 2 simultaneously, and drive the connecting seat through adjusting part and remove to the work piece, make the connecting seat drive clamp plate 4 and work piece contact, and make a plurality of clamp plates 4 cooperate and produce the extrusion to the work piece, fix the work piece on locating component, make work piece fixed convenience, adjust adjusting part's position through a plurality of first screw holes 2 simultaneously, make the position of clamp plate 4 adjust, make the work piece of different shapes fix on locating component.
Example two
As shown in fig. 3, the present utility model provides a machine tool positioning fixture, which is different from the first embodiment in that the adjusting assembly includes a first bolt 6, a sleeve 7, an adjusting rod 8 and a knob 9;
The first bolts 6 are arranged on the connecting disc 1 through the first threaded holes 2, the top ends of the first bolts 6 are located above the first threaded holes 2, the first bolts 6 are connected with the first threaded holes 2 in a matched mode, the positions of the first bolts 6 on the connecting disc 1 through the plurality of first threaded holes 2 are adjusted, the stress positions of workpieces are adjusted, the clamping and fixing convenience of the workpieces is improved, and the damage of the workpieces is reduced;
The sleeve 7 is mounted on the top end of the first bolt 6 and the end is arranged towards the centre of the connection disc 1;
The adjusting rod 8 is inserted in the middle of the sleeve 7, and the end part of the adjusting rod is connected with the connecting seat;
The knob 9 is arranged at the other end of the adjusting rod 8, and the size of the knob 9 is matched with the size of a conventional tool, so that the knob 9 is used for driving the adjusting rod 8 to rotate when in use.
In an alternative embodiment, the middle part of the sleeve 7 is provided with a second threaded hole 12, and the outer side of the adjusting rod 8 is provided with threads, and the adjusting rod 8 is accommodated in the second threaded hole 12 in a matched installation state of the sleeve 7 and the adjusting rod 8.
In this embodiment, through using the instrument to be connected with knob 9, rotate knob 9 at the middle part of sleeve pipe 7 to through the cooperation of the screw thread of adjusting pole 8 and second screw hole 12, make adjust pole 8 to the one end rectilinear movement of sleeve pipe 7, drive connecting seat and clamp plate 4 simultaneously and remove to the work piece, make a plurality of clamp plates 4 carry out the centre gripping fixedly to the work piece, and adjust the position of sleeve pipe 7 through the cooperation of first bolt 6 and a plurality of first screw hole 2, make adjust pole 8 and adjust clamp plate 4 to the work piece removal position through the drive of knob 9, make the work piece of different shapes and sizes carry out the centre gripping fixedly.
Example III
As shown in fig. 4, the difference between the present embodiment and the first embodiment is that the connecting seat includes a sleeve 5, a second bolt 10 and a connecting post 19;
The sleeve 5 is rotatably arranged at one end of the adjusting rod 8, the middle part of the sleeve is hollow, and the diameter value of the outer side of the sleeve 5 is smaller than that of the outer side of the adjusting rod 8, so that the adjusting rod 8 is conveniently arranged at the inner side of the sleeve 7;
the connecting column 19 is inserted into the inner side of one end of the sleeve 5 and is connected with the pressing plate 4;
The second bolt 10 is provided at the top of one end of the sleeve 5 and is installed in the sleeve 5 and the connection post 19 through the sleeve 5 and the connection post 19 such that the connection post 19 is fixed inside the sleeve 5.
In an alternative embodiment, the top and bottom of one end of the sleeve 5 and one end of the connecting post 19 are provided with third threaded holes 14, and in the fitted state of the second bolt 10 with the sleeve 5 and the connecting post 19, the second bolt 10 is fittingly received in the third threaded holes 14 for fixedly connecting the connecting post 19 with the sleeve 5 through the second bolt 10 in use and for detachably mounting the pressing plate 4 with the sleeve 5.
In an alternative embodiment, one end of the adjusting rod 8 is provided with a connector 13 extending towards the inside of the sleeve 5, and the other end of the sleeve 5 is provided with a limiting ring 15 sleeved at the end of the connector 13.
In this embodiment, the connecting post 19 is driven by the pressing plate 4 to be inserted into the inner side of the sleeve 5 and is installed in the third threaded hole 14 through the second bolt 10, so that the pressing plate 4 and the sleeve 5 are detachably connected, the shape of the pressing plate 4 is changed, the sleeve 5 is rotatably installed at one end of the adjusting rod 8 through the cooperation of the connector 13 and the limiting ring 15, the pressing plate 4 is rotatably adjusted through the cooperation of the sleeve 5 and the adjusting rod 8, and the convenience of connecting the pressing plate 4 with a workpiece is improved.
Example IV
As shown in fig. 5, the present utility model provides a machine tool positioning fixture, which is different from the first embodiment in that the positioning assembly includes a supporting block 3, a third bolt 11 and a mounting groove 17;
The mounting groove 17 is arranged in the middle of the top end of the connecting disc 1;
The supporting block 3 is arranged on the inner side of the mounting groove 17, the shape of the top end of the supporting block is matched with that of a machined workpiece of the machine tool, and a thread groove 16 is formed in the middle of the bottom end of the supporting block;
The third bolt 11 is disposed at the bottom end of the connection pad 1 and is coupled to the screw groove 16 through the connection pad 1.
In an alternative embodiment, the inside bottom end of the mounting groove 17 is provided with a clamping groove 18, and the bottom end projection shape of the supporting block 3 is rectangular, and in the state that the supporting block 3 is matched with the mounting groove 17, the bottom end of the supporting block 3 is matched and accommodated in the clamping groove 18.
In this embodiment, the third bolt 11 is installed in the threaded groove 16 through the connecting disc 1, so that the supporting block 3 is fixed on the inner side of the installation groove 17, the supporting block 3 is detachably connected with the connecting disc 1, the top end shape of the supporting block 3 is replaced and adjusted, the top end shape of the supporting block 3 is attached to the bottom end of a processed workpiece, the supporting block 3 limits the position of the workpiece, the bottom end application shape of the supporting block 3 is rectangular, the clamping groove 18 is wrapped on the bottom end of the supporting block 3, and the clamping groove 18 limits the rotation of the supporting block 3.
In summary, in the utility model, the connecting post 19 is driven by the pressing plate 4 to be inserted into the inner side of the sleeve 5 and is installed in the third threaded hole 14 through the second bolt 10, so that the pressing plate 4 and the sleeve 5 are detachably connected, the shape of the pressing plate 4 is matched with the shape of the workpiece, the third bolt 11 passes through the connecting disc 1 to be installed in the threaded groove 16, the supporting block 3 is fixed on the inner side of the installing groove 17, the supporting block 3 is detachably connected with the connecting disc 1, the top end shape of the supporting block 3 is replaced and adjusted, the top end shape of the supporting block 3 is attached and connected with the bottom end of the workpiece to be processed, the supporting block 3 limits the position of the workpiece, the knob 9 is rotated in the middle of the sleeve 7 through the connection of the tool, the threads of the adjusting rod 8 are matched with the second threaded hole 12, the adjusting rod 8 is linearly moved towards one end of the sleeve 7, meanwhile, the adjusting rod 8 is driven by the connecting head 13 to be matched with the limiting ring 15, the sleeve 5 is driven by the connecting post 19 to contact the workpiece, the workpiece is clamped and fixed by the plurality of pressing plates 4, meanwhile, the top end shape of the adjusting rod 6 is adjusted by the first bolt 6, the position of the adjusting rod 6 is fixed by the first bolt 6, and the position of the adjusting rod 8 is adjusted by the first bolt 6.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (8)
1. The machine tool positioning fixture is characterized by comprising a connecting disc (1), a pressing plate (4), a positioning component, an adjusting component and a connecting seat;
the connecting disc (1) is connected with a machine tool, a plurality of first threaded holes (2) are formed in the connecting disc (1), and the plurality of first threaded holes (2) are uniformly distributed on the end face of the connecting disc (1);
The number of the adjusting components is at least two, the adjusting components are arranged on the connecting disc (1) through the first threaded holes (2), and the end parts of the adjusting components face the middle part of the connecting disc (1);
the positioning component is arranged in the middle of the top end of the connecting disc (1) and the shape of the top end is matched with the shape of a workpiece processed by a machine tool;
The connecting seat is rotatably arranged at one end of the adjusting component, and one end of the connecting seat faces to the upper part of the positioning component;
The pressing plate (4) is arranged at one end of the connecting seat and is connected with a machine tool machining workpiece.
2. A machine tool positioning jig according to claim 1, characterized in that the adjustment assembly comprises a first bolt (6), a sleeve (7), an adjustment lever (8) and a knob (9);
the first bolt (6) is arranged on the connecting disc (1) through a first threaded hole (2), the top end of the first bolt is positioned above the first threaded hole (2), and the first bolt (6) is connected with the first threaded hole (2) in a matching way;
The sleeve (7) is arranged at the top end of the first bolt (6) and the end part of the sleeve is arranged towards the center of the connecting disc (1);
The adjusting rod (8) is inserted in the middle of the sleeve (7) and the end part of the adjusting rod is connected with the connecting seat;
the knob (9) is arranged at the other end of the adjusting rod (8).
3. A machine tool positioning fixture according to claim 2, characterized in that the middle part of the sleeve (7) is provided with a second threaded hole (12), the outer side of the adjusting rod (8) is provided with threads, and the adjusting rod (8) is accommodated in the second threaded hole (12) in a matched installation state of the sleeve (7) and the adjusting rod (8).
4. A machine tool positioning fixture according to claim 2, characterized in that the connection seat comprises a sleeve (5), a second bolt (10) and a connection post (19);
the sleeve (5) is rotatably arranged at one end of the adjusting rod (8), and the middle part of the sleeve is hollow;
The connecting column (19) is inserted into the inner side of one end of the sleeve (5) and is connected with the pressing plate (4);
The second bolt (10) is arranged at the top of one end of the sleeve (5) and penetrates through the sleeve (5) and the connecting column (19) to be installed in the sleeve (5) and the connecting column (19).
5. A machine tool positioning jig according to claim 4, wherein the top and bottom of one end of the sleeve (5) and one end of the connecting column (19) are each provided with a third screw hole (14), and the second bolt (10) is accommodated in the third screw hole (14) in a state in which the second bolt (10) is fitted to the sleeve (5) and the connecting column (19).
6. The machine tool positioning fixture according to claim 4, wherein one end of the adjusting rod (8) is provided with a connector (13) extending towards the inner side of the sleeve (5), and the inner side of the other end of the sleeve (5) is provided with a limiting ring (15) sleeved at the end part of the connector (13).
7. A machine tool positioning jig according to claim 1, characterized in that the positioning assembly comprises a backing block (3), a third bolt (11) and a mounting groove (17);
The mounting groove (17) is arranged in the middle of the top end of the connecting disc (1);
The supporting block (3) is arranged on the inner side of the mounting groove (17), the shape of the top end of the supporting block is matched with that of a machined workpiece of the machine tool, and a thread groove (16) is formed in the middle of the bottom end of the supporting block;
The third bolt (11) is arranged at the bottom end of the connecting disc (1) and penetrates through the connecting disc (1) to be connected with the thread groove (16) in a matching mode.
8. The machine tool positioning fixture according to claim 7, wherein the clamping groove (18) is formed in the bottom end of the inner side of the mounting groove (17), the bottom end projection shape of the supporting block (3) is rectangular, and the bottom end of the supporting block (3) is accommodated in the clamping groove (18) in a matched and mounted state of the supporting block (3) and the mounting groove (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520009199.8U CN223748583U (en) | 2025-01-03 | 2025-01-03 | Machine tool positioning fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520009199.8U CN223748583U (en) | 2025-01-03 | 2025-01-03 | Machine tool positioning fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223748583U true CN223748583U (en) | 2026-01-02 |
Family
ID=98208703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520009199.8U Active CN223748583U (en) | 2025-01-03 | 2025-01-03 | Machine tool positioning fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223748583U (en) |
-
2025
- 2025-01-03 CN CN202520009199.8U patent/CN223748583U/en active Active
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