CN210281469U - CNC columnar workpiece fixing and processing jig - Google Patents
CNC columnar workpiece fixing and processing jig Download PDFInfo
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- CN210281469U CN210281469U CN201921212269.0U CN201921212269U CN210281469U CN 210281469 U CN210281469 U CN 210281469U CN 201921212269 U CN201921212269 U CN 201921212269U CN 210281469 U CN210281469 U CN 210281469U
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Abstract
The utility model belongs to the technical field of CNC processing tool, concretely relates to CNC column work piece fixing processing tool, including supporting seat, the fixed column of setting at the supporting seat top and two L shape holders, be equipped with the centre gripping chamber in the middle of the fixed column; the top of the supporting seat is provided with a sliding groove along the extending direction of the supporting seat, and the clamping cavity extends downwards and is communicated with the sliding groove; the L-shaped clamping piece comprises a clamping part extending along the vertical direction and a sliding part extending along the horizontal direction, the two clamping parts are located in the clamping cavity, the two clamping parts are arranged oppositely, and the sliding part is embedded in the sliding groove. The utility model discloses can utilize the holder of fixing in the cavity to realize the fixed centre gripping of column work piece to solve current column contained angle operability complicacy, use inconvenient problem, have simple structure, convenient to use, the characteristics of the dismouting of being convenient for.
Description
Technical Field
The utility model belongs to the technical field of the CNC processing tool, concretely relates to processing tool is fixed to CNC column work piece.
Background
In the process of machining a numerical control product, the conventional method is to clamp a columnar product on a lathe by using a three-jaw self-centering chuck and then machine the columnar product. The cylindrical material is processed on a vertical processing center and a numerical control milling machine in a few cases, and the reason is that the cylindrical material is inconvenient to clamp and position on the machine tool or is unstable in positioning, so that the processing precision and the clamping time are affected.
Chinese patent with publication number CN205437863U discloses a columnar work piece holder on digit control machine tool, including workstation, two supporting seats, trapezoidal backup pad and jack, two supporting seat symmetric distributions are on the workstation, and the workstation slides can be followed to the supporting seat, trapezoidal backup pad sets up at trapezoidal intracavity, and the jack bottom is fixed to be set up on the workstation, through the size of sliding support adjustment working chamber, selects the backup pad according to the actual demand to through the height of jack adjustment backup pad, but the adjustment process is too complicated, and the suitability is relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a processing tool is fixed to CNC column work piece, its fixed centre gripping that can utilize the holder of fixing in the cavity to realize the column work piece to solve current column contained angle operability complicacy, use inconvenient problem.
In order to achieve the purpose, the utility model designs a CNC columnar workpiece fixing and processing jig which comprises a supporting seat, a fixed column arranged at the top of the supporting seat and two L-shaped clamping pieces, wherein a clamping cavity is arranged in the middle of the fixed column;
the top of the supporting seat is provided with a sliding groove along the extending direction of the supporting seat, and the clamping cavity extends downwards and is communicated with the sliding groove;
the L-shaped clamping piece comprises a clamping part extending along the vertical direction and a sliding part extending along the horizontal direction, the two clamping parts are positioned in the clamping cavity, the two clamping parts are oppositely arranged, and the sliding part is embedded in the sliding groove;
the fixed column lateral wall is equipped with two first screw holes along supporting seat extending direction symmetry, and the position that the clamping part corresponds first screw hole is equipped with the second screw hole, and first screw hole is equipped with adjusting bolt, and adjusting bolt extends to in the second screw hole.
Furthermore, the clamping cavity is a cylindrical cavity or a cavity with two opposite side walls in a circular arc shape and the other two opposite side walls in a vertical shape.
Furthermore, the fixing column is cylindrical, and the clamping part is a circular arc-shaped plate, so that the cylindrical workpiece can be clamped conveniently.
Furthermore, the sliding part is a trapezoid body with a small upper part and a large lower part, and the sliding groove is a trapezoid groove matched with the sliding part.
Further, when the centre gripping chamber was cylindrical, the position that the fixed column inner wall corresponds the clamping part was equipped with the arc breach, and when centre gripping station volume was the biggest in the centre gripping chamber, when two clamping parts moved to the maximum displacement to the direction reverse that keeps away from promptly, the breach of fixed column inner wall can be embedded into to the clamping part, and the centre gripping station was cylindrical in the centre gripping chamber this moment, the cylindrical work piece of being convenient for place.
Furthermore, a limiting hole extending in the vertical direction is formed in the supporting seat.
Further, the adjusting bolt is an M8 bolt.
The utility model has the advantages that:
the CNC columnar workpiece fixing and processing jig can realize the clamping of workpieces with different shapes by arranging two L-shaped clamping pieces in the fixed column, and improves the practicability of the fixed clamping of the columnar workpieces in the processing process of numerical control products; wherein, fixed processing tool is whole to be formed with the preparation of aluminium pig, and the processing cost is low, and the preparation is convenient, can save time during the use, raises the efficiency, reduces the processing cost to solve current column contained angle operability complicacy, use inconvenient problem. The utility model discloses the device is whole to have simple structure, convenient to use, the characteristics of the dismouting of being convenient for.
Drawings
FIG. 1 is a schematic structural view of a CNC columnar workpiece fixing and processing jig according to embodiment 1;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a left side view of FIG. 1;
FIG. 4 is a schematic view of the two clamping portions of FIG. 1 moving in opposite directions away from each other to a maximum displacement;
fig. 5 is a schematic structural view of the CNC columnar workpiece fixing and processing jig according to the embodiment 2.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, but the scope of the invention is not limited thereto.
Example 1
As shown in fig. 1-4, a CNC columnar workpiece fixing and processing jig comprises a rectangular supporting seat 1, a fixing column 2 fixedly arranged at the top of the supporting seat 1, and two L-shaped clamping pieces, wherein a limiting hole 11 extending along the vertical direction is arranged on the supporting seat 1, the fixing column 2 is fixedly arranged at the top of the supporting seat 1, a cylindrical clamping cavity is arranged in the middle of the fixing column 2, a sliding groove extending along the supporting seat 1 is arranged at the top of the supporting seat 1, the clamping cavity extends downwards and is communicated with the sliding groove, the L-shaped clamping piece comprises a clamping part 31 extending along the vertical direction and a sliding part 32 extending along the horizontal direction, the two clamping parts 31 are positioned in the clamping cavity, the two clamping parts 31 are oppositely arranged, and the sliding part 32 is embedded in the sliding groove;
two first threaded holes are symmetrically formed in the side wall of the fixing column 2 along the extending direction of the supporting seat 1, a second threaded hole is formed in the position, corresponding to the first threaded hole, of the clamping portion 31, an adjusting bolt 4 is arranged in the first threaded hole, the adjusting bolt 4 extends into the second threaded hole, and the first threaded hole and the second threaded hole are connected through the adjusting bolt 4; the adjusting bolt 4 is an M8 bolt.
Fixed column 2 is cylindrical in this embodiment, clamping part 31 is the circular arc shaped plate, the cylindrical work piece of centre gripping of being convenient for.
The sliding portion 32 is a trapezoidal body with a small top and a large bottom, and the shape and the size of the sliding groove are matched with those of the sliding portion 32, that is, the sliding groove is a trapezoidal groove matched with the sliding portion 32.
The position of the inner wall of the fixed column 2 corresponding to the clamping part 31 is provided with an arc-shaped notch, when the size of the clamping station in the clamping cavity is maximum, namely when the two clamping parts 31 reversely move to the maximum displacement in the direction away from each other (as shown in fig. 4), the clamping part 31 is embedded into the notch of the inner wall of the fixed column 2, and at the moment, the clamping station in the clamping cavity is cylindrical, so that the cylindrical workpiece can be conveniently placed.
When the clamping device is used, bolts or pins are inserted into the limiting holes 11 in the supporting seat 1, the supporting seat 1 is fixed on a vertical machining center or a numerical control milling machine, the adjusting bolts 4 are respectively rotated, the sliding parts 32 slide in the sliding grooves, the two L-shaped clamping pieces move oppositely or reversely, and a clamping station formed in a clamping cavity is suitable for clamping cylindrical and elliptic cylindrical workpieces.
Example 2
As shown in fig. 5, the CNC columnar workpiece fixing and processing jig in the embodiment 2 is different from the embodiment 1 in that the clamping cavity in the middle of the fixing column 2 is a cavity with two opposite side walls in an arc shape and the other two opposite side walls in a vertical shape, so that the fixture is convenient for clamping the ellipsoidal workpiece when in use.
The utility model discloses wholly can form with the preparation of aluminium pig, the processing cost is low, and the preparation is convenient, can save time during the use, raises the efficiency, reduces the processing cost to solve current column contained angle operability complicacy, use inconvenient problem.
The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principle in the claims of the present invention are included in the claims of the present invention.
Claims (6)
1. A CNC columnar workpiece fixing and processing jig is characterized by comprising a supporting seat, a fixing column arranged at the top of the supporting seat and two L-shaped clamping pieces, wherein a clamping cavity is formed in the middle of the fixing column;
the top of the supporting seat is provided with a sliding groove along the extending direction of the supporting seat, and the clamping cavity extends downwards and is communicated with the sliding groove;
the L-shaped clamping piece comprises a clamping part extending along the vertical direction and a sliding part extending along the horizontal direction, the two clamping parts are positioned in the clamping cavity, the two clamping parts are oppositely arranged, and the sliding part is embedded in the sliding groove;
the fixed column lateral wall is equipped with two first screw holes along supporting seat extending direction symmetry, and the position that the clamping part corresponds first screw hole is equipped with the second screw hole, and first screw hole is equipped with adjusting bolt, and adjusting bolt extends to in the second screw hole.
2. The CNC cylindrical workpiece fixture of claim 1, wherein the clamping cavity is a cylindrical cavity or a cavity with two opposite sidewalls being arc-shaped and the other two opposite sidewalls being vertical.
3. The CNC cylindrical workpiece fixing and processing jig as claimed in claim 2, wherein the fixing column is cylindrical and the clamping portion is a circular arc-shaped plate.
4. The CNC cylindrical workpiece fixing and processing jig as claimed in claim 1, wherein the sliding part is a trapezoid body with a small top and a big bottom, and the sliding groove is a trapezoid groove matched with the sliding part.
5. The CNC cylindrical workpiece fixing and processing jig of claim 2, wherein when the clamping cavity is cylindrical, an arc-shaped notch is formed in the position, corresponding to the clamping portion, of the inner wall of the fixing column, and the clamping portion can be embedded into the notch of the inner wall of the fixing column.
6. The CNC cylindrical workpiece fixing and processing jig of claim 1, wherein the supporting base is provided with a limiting hole extending in a vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921212269.0U CN210281469U (en) | 2019-07-30 | 2019-07-30 | CNC columnar workpiece fixing and processing jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921212269.0U CN210281469U (en) | 2019-07-30 | 2019-07-30 | CNC columnar workpiece fixing and processing jig |
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| Publication Number | Publication Date |
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| CN210281469U true CN210281469U (en) | 2020-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921212269.0U Active CN210281469U (en) | 2019-07-30 | 2019-07-30 | CNC columnar workpiece fixing and processing jig |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113997096A (en) * | 2021-10-29 | 2022-02-01 | 常州工业职业技术学院 | Aluminum alloy positioning tool for precision casting |
-
2019
- 2019-07-30 CN CN201921212269.0U patent/CN210281469U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113997096A (en) * | 2021-10-29 | 2022-02-01 | 常州工业职业技术学院 | Aluminum alloy positioning tool for precision casting |
| CN113997096B (en) * | 2021-10-29 | 2022-08-09 | 常州工业职业技术学院 | Aluminum alloy positioning tool for precision casting |
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