CN221047861U - Positioning jig for CNC (computerized numerical control) machining - Google Patents
Positioning jig for CNC (computerized numerical control) machining Download PDFInfo
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- CN221047861U CN221047861U CN202322731851.0U CN202322731851U CN221047861U CN 221047861 U CN221047861 U CN 221047861U CN 202322731851 U CN202322731851 U CN 202322731851U CN 221047861 U CN221047861 U CN 221047861U
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- 238000003754 machining Methods 0.000 title claims abstract description 19
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000000670 limiting effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides a positioning jig for CNC machining, relates to the technical field, and solves the problems that the existing CNC machining jig is poor in positioning limiting effect, unstable in workpiece machining and influences the machining effect of a workpiece. The fixture comprises a fixture main body, wherein two ends of the fixture main body are symmetrically provided with a group of fixing plates for fixing the fixture main body on a four-axis L plate of a machine tool, the right end of the upper surface of the fixture main body is provided with a fixed positioning reference block, the left end of the upper surface of the fixture main body is provided with an adjustable positioning assembly, the upper surface of the fixture main body between the adjustable positioning assembly and the fixed positioning reference block is a placing reference surface for placing a workpiece, and an inverted L-shaped locking assembly is arranged above the placing reference surface. The beneficial effects of the utility model are as follows: better meets the processing requirement and achieves better processing precision.
Description
Technical Field
The utility model relates to the technical field, in particular to a positioning jig for CNC processing.
Background
CNC processing is applied to various industries because the CNC processing can carry out fine processing on the workpiece, CNC processing is a necessary procedure, and the appearance of the workpiece after CNC processing can be more attractive. However, the existing CNC machining jig is poor in locating limiting effect, so that instability is caused when a workpiece is machined, and the machining effect of the workpiece is affected.
Disclosure of utility model
The utility model aims to solve the problems that the existing CNC machining jig is unstable in workpiece machining and influences the machining effect of a workpiece due to poor positioning and limiting effects.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
The utility model provides a CNC processing is with location tool, it includes the tool main part, tool main part both ends symmetry is provided with a set of fixed plate that is used for fixing the tool main part location on the four-axis L board of lathe, its characterized in that: the right end of the upper surface of the jig main body is provided with a fixed positioning reference block, the left end of the upper surface of the jig main body is provided with an adjustable positioning assembly, the upper surface of the jig main body between the adjustable positioning assembly and the fixed positioning reference block is a placing reference surface for placing a workpiece, and an inverted L-shaped locking assembly is arranged above the placing reference surface;
The locking assembly comprises a connecting plate fixedly arranged at the rear end of the upper surface of the jig main body, the upper end of the connecting plate is fixedly connected with a locking support plate, a plane pressing plate for pressing a workpiece to carry out plane correction is arranged between the locking support plate and a placing reference surface, a plurality of threaded holes are formed in the locking support plate in a penetrating mode from top to bottom, a second screw rod is connected to the threaded holes in a threaded mode, and the bottom end of the second screw rod is abutted to the plane pressing plate to compress the second screw rod;
The adjustable positioning assembly comprises a supporting block arranged on the upper surface of the jig main body, a first screw rod is axially connected to the supporting block in a threaded mode, and an ejector rod is fixedly connected to one end of the first screw rod, facing to the workpiece.
The further improvement is that: one end of the first screw, which is far away from the workpiece, is fixedly connected with a handle.
The further improvement is that: and one end of the ejection rod, which faces the workpiece, is wrapped with a protective sleeve.
The further improvement is that: the fixed positioning reference block is mounted on the upper surface of the right end of the jig main body through a third fastening bolt.
The further improvement is that: the support block is installed on the upper surface of the left end of the jig main body through a second fastening bolt.
The further improvement is that: the jig main body and the fixing plate are integrally formed.
The further improvement is that: the fixing plate is arranged on a four-axis L plate of the machine tool through a first fastening bolt.
The further improvement is that: the locking support plate is fixedly connected with the connecting plate through a fourth fastening bolt, and the connecting plate is fixedly connected with the jig main body through a fourth fastening bolt.
The further improvement is that: the front end face of the jig main body is provided with a plurality of clearance grooves.
After the technical scheme is adopted, compared with the prior art, the method has the following beneficial effects:
The adjustable positioning assembly, the fixed positioning reference block, the plane pressing plate and the locking assembly are matched to perform positioning correction and locking on a plurality of directions of a workpiece, so that the processing requirement is better met, and the better processing precision is achieved;
The adjustable positioning component adjusts the ejector rod to position and limit the left end of the workpiece by rotating the first screw rod, and the screw rod can meet the positioning requirements of the two ends of the workpieces with various lengths by adjusting the ejector rod;
The locking assembly is matched with the planar pressing plate through the second screw rod to lock the planar pressing plate, so that the pressing requirements of workpieces with various thicknesses can be met.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the back structure of the present utility model corresponding to FIG. 1;
FIG. 3 is a schematic top view of the present utility model corresponding to FIG. 1;
fig. 4 is a schematic top view of the jig main body 1 according to the present utility model;
FIG. 5 is a schematic view of the structure of the locking assembly of the present utility model;
fig. 6 is an enlarged view of the portion a in fig. 4 according to the present utility model.
Reference numerals illustrate: the fixture comprises a fixture main body 1, a fixed plate 2, a first fastening bolt 21, a placement datum plane 3, a workpiece 4, an adjustable positioning assembly 5, a supporting block 51, a second fastening bolt 52, a first screw 53, an ejector rod 54, a protective sleeve 55, a handle 56, a fixed positioning datum block 6, a third fastening bolt 61, a locking supporting plate 7, a connecting plate 8, a second screw 9, a plane pressing plate 10, a clearance groove 11, a fourth fastening bolt 12 and a threaded hole 13.
Detailed Description
Referring to fig. 1 to 6, the technical scheme adopted in this embodiment is as follows: the utility model provides a CNC processing is with location tool, it includes tool main part 1, tool main part 1 both ends symmetry is provided with a set of fixed plate 2 that is used for fixing tool main part 1 location on the four-axis L board of lathe, fixed location benchmark piece 6 is installed to tool main part 1 upper surface right-hand member, adjustable positioning component 5 is installed to tool main part 1 upper surface left end, the tool main part 1 upper surface between adjustable positioning component 5 and the fixed location benchmark piece 6 is for being used for placing the reference surface 3 of work piece 4, place the locking component of benchmark surface 3 top and be provided with the type of falling L;
The locking assembly comprises a connecting plate 8 fixedly arranged at the rear end of the upper surface of the jig main body 1, the upper end of the connecting plate 8 is fixedly connected with a locking support plate 7, a plane pressing plate 10 for pressing a workpiece to carry out plane correction is arranged between the locking support plate 7 and the placement reference surface 3, a plurality of threaded holes 13 are formed in the locking support plate 7 in a penetrating manner from top to bottom, a second screw rod 9 is connected to the threaded holes 13 in a threaded manner, and the bottom end of the second screw rod 9 is abutted to the plane pressing plate 10 to compress the second screw rod;
the adjustable positioning assembly 5 comprises a supporting block 51 arranged on the upper surface of the jig main body 1, a first screw rod 53 is axially and threadedly connected to the supporting block 51, and an ejector rod 54 is fixedly connected to one end of the first screw rod 53, which faces to a workpiece.
Wherein, one end of the first screw 53 far away from the workpiece 4 is fixedly connected with a handle 56.
Wherein, the end of the ejector rod 54 facing the workpiece 4 is wrapped with a protective sleeve 55. The protecting sleeve 55 is a rubber sleeve, and can protect the workpiece from being damaged when the workpiece is positioned and limited.
Wherein the fixed positioning reference block 6 is mounted on the upper surface of the right end of the jig main body 1 by a third fastening bolt 61.
Wherein the supporting block 51 is mounted on the upper surface of the left end of the jig main body 1 by a second fastening bolt 52.
Wherein, the jig main body 1 and the fixed plate 2 are integrally formed.
Wherein the fixed plate 2 is mounted on a four-axis L plate of a machine tool through a first fastening bolt 21.
The locking support plate 7 and the connecting plate 8 are fixedly connected through a fourth fastening bolt 12, and the connecting plate 8 is fixedly connected with the jig main body 1 through the fourth fastening bolt 12.
Wherein, the front end face of the jig main body 1 is provided with a plurality of empty avoiding grooves 11.
The working principle of the utility model is as follows: during the use, install the tool main part on the four-axis L board of lathe through fastening bolt, the procedure according to product drawing and tooling drawing edit leads into machining center, to be processed the work piece and put into and place the datum plane, the front surface at the connecting plate plays the location of rear at the work piece rear end butt and prescribes a limit to, the right-hand member of work piece is supported the fixed location datum block and is played the location of right-hand member spacing, the left end is through rotatory first screw rod, adjust the ejector rod and carry out the location spacing to the left end of work piece, the ejector rod can satisfy the both ends location demand of multiple length work piece is adjusted to the screw rod, afterwards with plane platen flat press at the work piece upper surface, through rotatory second screw rod, downwards support flat face clamp plate and carry out location locking to the work piece top, the planarization of work piece has been rectified, later carry out processing after the tool setting, the machine setting, the better precision that has satisfied the processing.
While the basic principles and main features of the present utility model and advantages thereof have been shown and described, it will be understood by those skilled in the art that the present utility model is not limited by the foregoing embodiments, which are described merely by way of illustration of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents. The present utility model is not described in detail in the present application, and is well known to those skilled in the art.
Claims (9)
1. The utility model provides a CNC processing is with location tool, it includes the tool main part, tool main part both ends symmetry is provided with a set of fixed plate that is used for fixing the tool main part location on the four-axis L board of lathe, its characterized in that: the right end of the upper surface of the jig main body is provided with a fixed positioning reference block, the left end of the upper surface of the jig main body is provided with an adjustable positioning assembly, the upper surface of the jig main body between the adjustable positioning assembly and the fixed positioning reference block is a placing reference surface for placing a workpiece, and an inverted L-shaped locking assembly is arranged above the placing reference surface;
The locking assembly comprises a connecting plate fixedly arranged at the rear end of the upper surface of the jig main body, the upper end of the connecting plate is fixedly connected with a locking support plate, a plane pressing plate for pressing a workpiece to carry out plane correction is arranged between the locking support plate and a placing reference surface, a plurality of threaded holes are formed in the locking support plate in a penetrating mode from top to bottom, a second screw rod is connected to the threaded holes in a threaded mode, and the bottom end of the second screw rod is abutted to the plane pressing plate to compress the second screw rod;
The adjustable positioning assembly comprises a supporting block arranged on the upper surface of the jig main body, a first screw rod is axially connected to the supporting block in a threaded mode, and an ejector rod is fixedly connected to one end of the first screw rod, facing to the workpiece.
2. The positioning jig for CNC machining according to claim 1, wherein: one end of the first screw, which is far away from the workpiece, is fixedly connected with a handle.
3. The positioning jig for CNC machining according to claim 1, wherein: and one end of the ejection rod, which faces the workpiece, is wrapped with a protective sleeve.
4. The positioning jig for CNC machining according to claim 1, wherein: the fixed positioning reference block is mounted on the upper surface of the right end of the jig main body through a third fastening bolt.
5. The positioning jig for CNC machining according to claim 1, wherein: the support block is installed on the upper surface of the left end of the jig main body through a second fastening bolt.
6. The positioning jig for CNC machining according to claim 1, wherein: the jig main body and the fixing plate are integrally formed.
7. The positioning jig for CNC machining according to claim 6, wherein: the fixing plate is arranged on a four-axis L plate of the machine tool through a first fastening bolt.
8. The positioning jig for CNC machining according to claim 1, wherein: the locking support plate is fixedly connected with the connecting plate through a fourth fastening bolt, and the connecting plate is fixedly connected with the jig main body through a fourth fastening bolt.
9. The positioning jig for CNC machining according to claim 1, wherein: the front end face of the jig main body is provided with a plurality of clearance grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322731851.0U CN221047861U (en) | 2023-10-12 | 2023-10-12 | Positioning jig for CNC (computerized numerical control) machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322731851.0U CN221047861U (en) | 2023-10-12 | 2023-10-12 | Positioning jig for CNC (computerized numerical control) machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221047861U true CN221047861U (en) | 2024-05-31 |
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ID=91201654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322731851.0U Active CN221047861U (en) | 2023-10-12 | 2023-10-12 | Positioning jig for CNC (computerized numerical control) machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221047861U (en) |
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2023
- 2023-10-12 CN CN202322731851.0U patent/CN221047861U/en active Active
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