CN219542354U - Cylinder body machining center is from centring means - Google Patents
Cylinder body machining center is from centring means Download PDFInfo
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- CN219542354U CN219542354U CN202223542619.4U CN202223542619U CN219542354U CN 219542354 U CN219542354 U CN 219542354U CN 202223542619 U CN202223542619 U CN 202223542619U CN 219542354 U CN219542354 U CN 219542354U
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- machining center
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a self-centering device of a cylinder body machining center, which comprises an X-direction portal, a Y-direction driven clamping block, a Z-direction positioning standard component and an X-direction driving clamping component, wherein the X-direction portal is provided with a Y-direction driving clamping block; the X-direction portal is spanned and fixed on a processing table of a processing center, two sides of the top of the X-direction portal are symmetrically and slidingly guided and connected with a plurality of Y-direction driven clamping blocks, an X-direction driving clamping assembly which is matched with the Y-direction driven clamping blocks to clamp a cylinder body workpiece is connected to the top surface of the middle of the X-direction portal in a back-to-back sliding manner, and a plurality of Z-direction positioning standard parts are fixedly arranged on the top surface of the X-direction portal. The self-centering device can simultaneously center a plurality of cylinders, adaptively clamps the outer wall of the cylinder, has high centering precision, simple structure and easy realization.
Description
Technical Field
The utility model relates to the technical field of positioning tools, in particular to a self-centering device of a cylinder body machining center.
Background
The cylinder body is a hollow tubular workpiece, in the machining field, the technical problem of self-centering machining of the hollow tubular workpiece needs to be solved, and in the prior art, when the circular arc-shaped workpiece is machined, the following mode is generally adopted: 1. in the clamping mode of the parallel jaw vice, the arc surface of the workpiece has small clamping contact surface and poor clamping firmness, and the workpiece is scrapped during processing; 2. the centering shaft (center hole) is adopted to add a positioning rod to fix the position and the rotation angle of the cylinder body, and the centering shaft is divided into a fixed diameter centering shaft and an expansion centering shaft, and the two types of centering shafts have advantages and disadvantages respectively: the mandrel with fixed diameter cannot achieve the optimal centering effect due to the diameter change of the central hole, and the position degree is out of tolerance due to the fact that the central hole is large, so that the product is scrapped; the expansion mandrel can be enlarged along with the enlargement of the diameter of the central hole, so that the ideal centering effect is achieved, but the manufacturing cost is extremely high due to the fact that the price is high and the size specification of the central hole of the cylinder body on the market is large, and a plurality of small enterprises cannot adopt the expansion mandrel in batches.
Therefore, how to provide a self-centering device, which is convenient for self-centering clamping and positioning of a tubular cylinder body, is a technical problem to be solved by the person in the art.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a self-centering device for a cylinder body machining center, which can simultaneously center a plurality of cylinder bodies, adaptively clamp the outer walls of the cylinder bodies, has high centering precision, simple structure and easy realization.
A self-centering device of a cylinder body machining center comprises an X-direction portal, a Y-direction driven clamping block, a Z-direction positioning standard component and an X-direction driving clamping component; the X-direction portal is spanned and fixed on a processing table of a processing center, two sides of the top of the X-direction portal are symmetrically and slidingly guided and connected with a plurality of Y-direction driven clamping blocks, an X-direction driving clamping assembly which is matched with the Y-direction driven clamping blocks to clamp a cylinder body workpiece is connected to the top surface of the middle of the X-direction portal in a back-to-back sliding manner, and a plurality of Z-direction positioning standard parts are fixedly arranged on the top surface of the X-direction portal.
Preferably, the X-direction active clamping assembly comprises a tensioning bolt, a wedge block, an X-direction clamping block and a lifting limiting block; the tensioning bolt is vertically penetrated and connected to the middle section of the X-direction portal frame, and the top end of the tensioning bolt is hinged with the wedge block; the top surface of the middle section of the X-direction portal is symmetrically and fixedly provided with lifting limiting blocks, and the lifting limiting blocks are respectively connected with X-direction clamping blocks along X-direction back sliding guide; the inclined planes at two sides of the wedge-shaped block are in sliding fit with the inclined planes at one side of the X-direction clamping block.
Preferably, the top end of the tensioning bolt is radially inserted with a pin shaft, and two ends of the pin shaft are rotatably inserted on the wedge-shaped block.
Preferably, both sides of the top surface of the X-direction portal are provided with concave guide sliding grooves along the Y direction, and the guide sliding grooves slide in a guiding and inserting way to form Y-direction driven clamping blocks.
The utility model has the advantages and technical effects that:
the self-centering device for the cylinder body machining center is fixed on a machining table of the machining center through an X-direction portal, an X-direction driving clamping assembly in the middle of the X-direction portal synchronously extrudes the cylinder body in a back-to-back mode, a Y-direction driven clamping block is matched with an X-direction clamping block of the X-direction driving clamping assembly to clamp the outer wall of the cambered surface of the cylinder body, the Y-direction driven clamping block is connected to the top surfaces of two sides of the X-direction portal in a sliding mode to achieve a self-adaptive clamping function, the clamping fixed height of the cylinder body is positioned in the vertical direction through a Z-direction positioning standard part, and finally the X-direction clamping blocks on two sides of the X-direction driving clamping assembly are provided with synchronous translation power through hinged connection and matching of tensioning bolts, and the self-adaptive synchronous clamping function of the cylinder body on the two sides of the X-direction driving clamping assembly is guaranteed.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a side view of the present utility model;
FIG. 3 is a top view of the present utility model;
in the figure: 1-Y direction driven clamping blocks; 2-X direction door frames; 3-X direction clamping blocks; 4-wedge blocks; 5-lifting a limiting block; 6-Z positioning standard parts; 7-a guide chute; 8-a pin shaft; 9-tensioning the bolts.
Detailed Description
For a further understanding of the nature, features, and efficacy of the present utility model, the following examples are set forth to illustrate, but are not limited to, the utility model. The present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is not to be limited thereto.
A self-centering device of a cylinder body machining center comprises an X-direction portal 2, a Y-direction driven clamping block 1, a Z-direction positioning standard component 6 and an X-direction driving clamping component; the X-direction portal is spanned and fixed on a processing table of a processing center, two sides of the top of the X-direction portal are symmetrically and slidingly guided and connected with a plurality of Y-direction driven clamping blocks, an X-direction driving clamping assembly which is matched with the Y-direction driven clamping blocks to clamp a cylinder body workpiece is connected to the top surface of the middle of the X-direction portal in a back-to-back sliding manner, and a plurality of Z-direction positioning standard parts are fixedly arranged on the top surface of the X-direction portal.
Preferably, the X-direction active clamping assembly comprises a tensioning bolt 9, a wedge block 4, an X-direction clamping block 3 and a lifting limiting block 5; the tensioning bolt is vertically penetrated and connected to the middle section of the X-direction portal frame, and the top end of the tensioning bolt is hinged with the wedge block; the top surface of the middle section of the X-direction portal is symmetrically and fixedly provided with lifting limiting blocks, and the lifting limiting blocks are respectively connected with X-direction clamping blocks along X-direction back sliding guide; the inclined planes at two sides of the wedge-shaped block are in sliding fit with the inclined planes at one side of the X-direction clamping block.
Preferably, the top end of the tensioning bolt is radially inserted with a pin shaft 8, and two ends of the pin shaft are rotatably inserted on the wedge-shaped block.
Preferably, both sides of the top surface of the X-direction portal are provided with concave guide sliding grooves 7 along the Y direction, and the guide sliding grooves slide to guide and insert the Y-direction driven clamping blocks.
In addition, the Z-direction positioning standard part is preferably a mature product in the prior art.
In addition, the V-shaped grooves are formed in the opposite clamping surfaces of the Y-direction driven clamping block and the X-direction clamping block, and the V-shaped grooves clamp the outer wall of the cambered surface of the cylinder body, so that the clamping contact area is increased, and the self-adaptive sliding centering of the Y-direction driven clamping block can be ensured.
In addition, the slope surfaces at two sides of the wedge-shaped block are preferably connected with the slope surfaces of the X-direction clamping blocks in a sliding mortise-tenon mode, and horizontal reciprocating sliding power is provided for the X-direction clamping blocks at two sides of the wedge-shaped block by lifting the wedge-shaped block.
According to the self-centering device for the cylinder body machining center, when the self-centering device is clamped in a positioning mode, two cylinder bodies are required to be symmetrically and vertically placed at the top of an X-direction portal, and the bottoms of the cylinder bodies are vertically positioned by a plurality of Z-direction positioning standard parts; then tightening the tensioning bolt to enable the wedge-shaped block hinged and connected to the upper portion of the tensioning bolt to self-adaptively descend (after descending to a clamping position, the wedge-shaped block is in a horizontal posture), and further pushing the X-direction clamping block back on the two lifting limiting blocks; the arc-shaped surface of the pushing cylinder body is attached to the V-shaped groove on the side wall of the Y-direction driven clamping block in the horizontal back moving process of the X-direction clamping block, the two plane side walls of the V-shaped groove of the Y-direction driven clamping block are matched with the X-direction clamping block by the self-adaptive sliding of the Y-direction driven clamping block in the guide chute, and the cylinder barrel is radially positioned and self-adaptively centered and clamped above the Z-direction positioning standard part.
Finally, the utility model adopts the mature products and the mature technical means in the prior art.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
Claims (4)
1. The utility model provides a cylinder body machining center is from centring means which characterized in that: the X-direction clamping device comprises an X-direction portal, a Y-direction driven clamping block, a Z-direction positioning standard component and an X-direction driving clamping component; the X-direction portal is spanned and fixed on a processing table of a processing center, a plurality of Y-direction driven clamping blocks are symmetrically and slidably guided and connected to the two sides of the top of the X-direction portal, an X-direction driving clamping assembly which is matched with the Y-direction driven clamping blocks to clamp a cylinder body workpiece is connected to the top surface of the middle of the X-direction portal in a back-to-back sliding manner, and a plurality of Z-direction positioning standard parts are fixedly arranged on the top surface of the X-direction portal.
2. The cylinder machining center self-centering device according to claim 1, wherein: the X-direction active clamping assembly comprises a tensioning bolt, a wedge block, an X-direction clamping block and a lifting limiting block; the tensioning bolt is vertically penetrated and connected to the middle section of the X-direction portal frame, and the top end of the tensioning bolt is hinged with the wedge block; lifting limiting blocks are symmetrically and fixedly arranged on the top surface of the middle section of the X-direction portal, and the lifting limiting blocks are respectively connected with X-direction clamping blocks along X-direction back sliding guide directions; the inclined planes at two sides of the wedge-shaped block are in sliding fit with the inclined planes at one side of the X-direction clamping block.
3. The cylinder machining center self-centering device according to claim 2, wherein: the top end of the tensioning bolt is radially inserted with a pin shaft, and two ends of the pin shaft are rotatably inserted on the wedge-shaped block.
4. The cylinder machining center self-centering device according to claim 1, wherein: concave guide sliding grooves are formed in two sides of the top surface of the X-direction portal frame along the Y direction, and Y-direction driven clamping blocks are inserted in the guide sliding grooves in a sliding guide manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223542619.4U CN219542354U (en) | 2022-12-29 | 2022-12-29 | Cylinder body machining center is from centring means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223542619.4U CN219542354U (en) | 2022-12-29 | 2022-12-29 | Cylinder body machining center is from centring means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219542354U true CN219542354U (en) | 2023-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223542619.4U Active CN219542354U (en) | 2022-12-29 | 2022-12-29 | Cylinder body machining center is from centring means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219542354U (en) |
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2022
- 2022-12-29 CN CN202223542619.4U patent/CN219542354U/en active Active
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