CN210615832U - Clamping device and clamping equipment for machining of aluminum die casting - Google Patents
Clamping device and clamping equipment for machining of aluminum die casting Download PDFInfo
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- CN210615832U CN210615832U CN201921368629.6U CN201921368629U CN210615832U CN 210615832 U CN210615832 U CN 210615832U CN 201921368629 U CN201921368629 U CN 201921368629U CN 210615832 U CN210615832 U CN 210615832U
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Abstract
The utility model discloses a clamping device and a clamping device for aluminum die castings during machining, wherein the clamping device comprises a pushing part and a clamping part for positioning the aluminum die castings, the clamping part comprises an annular root and a clamping ring consisting of at least two arc clamping sheets in the shape of a petal at the front end of the annular root, a gap is reserved between two adjacent arc clamping sheets, and the gap is a clamping opening for clamping a positioning rib of the aluminum die castings; one end of the pushing component is provided with an extrusion part sleeved on the outer ring of the clamping component, and the pressing part can change the caliber of the clamping opening, so that the positioning rib of the aluminum die casting is clamped or loosened, and the aluminum die casting is clamped or loosened on a machine tool. The aluminum die casting is clamped by the clamping equipment comprising the clamping device, all the processing surfaces are not shielded, and the processing surfaces are not directly clamped, so that the deformation of a product is reduced, and the processing efficiency and the quality are improved.
Description
Technical Field
The utility model relates to an anchor clamps field especially relates to a clamping device and centre gripping equipment of aluminium die casting when machine tooling.
Background
With the rapid development of the automobile industry, higher requirements are put forward on the quality of automobile parts. The flanges of the steering motor series shown in fig. 1 and 2 are automobile parts made of aluminum alloy materials, the number of the machined surfaces is large, the machined surfaces comprise regions A, B, C, D, E, the coaxiality requirement of the two ends is high, the coaxiality requirement is basically within phi 0.03mm, and the requirement on machining precision is high.
The lathe machining clamp is the three-jaw clamp and the four-jaw clamp which are commonly adopted at present, the clamps clamp the outer periphery of a workpiece, the installation is convenient, and the clamp is suitable for clamping small and medium-sized parts with more regular shapes, such as cylindrical, regular trilateral and regular hexagonal workpieces. When flanges of a steering motor series are clamped by using a three-jaw clamp and a four-jaw clamp, the machined surfaces of the outer peripheral parts are interfered by the clamps when being machined, and the machined surfaces of the outer peripheral parts are easily deformed by the clamps, so that the steering motor series is obviously inapplicable. The flange of the steering motor series is clamped by a clamp compressed by an axial pull rod, the clamp is clamped on two axial surfaces of the flange, and machined surfaces at two ends are more in interference, so that the flange needs to be taken down in the machining process to be repositioned and clamped for machining other machined surfaces, and the coaxiality of two ends is poor; in addition, the clamp pressing force for pressing the axial pull rod is large, and the flange is easily pressed and deformed.
The clamp used for machining at present has the problem that a machining surface is clamped by the clamp when flanges of a steering motor series are machined, the machining surface is interfered too much, and the machining surface is easily deformed by the clamp.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a clamping device that the machined surface disturbs fewly, and the aluminium die casting that can not make the product warp adds man-hour further provides an aluminium die casting centre gripping equipment when adding man-hour.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the clamping device for the aluminum die casting during machining is characterized by comprising a pushing component and a clamping component for positioning the aluminum die casting, wherein the clamping component comprises an annular root and a clamping ring consisting of at least two petal-shaped arc-shaped clamping pieces at the front end of the annular root; one end of the pushing component is provided with an extruding part sleeved on the outer ring of the clamping component, and the extruding part can change the caliber of the clamping ring so as to adjust the caliber of the clamping opening and further clamp or loosen the positioning rib of the aluminum die casting.
The utility model discloses a further optimization scheme: the outer wall of the clamping ring is provided with a first conical surface, the inner wall of the extrusion part is provided with a second conical surface matched with the first conical surface, and the caliber of the clamping ring is adjusted through the axial movement of the pushing part, so that the caliber of a clamping opening between two adjacent arc-shaped clamping sheets is adjusted.
The utility model discloses a further optimization scheme: the clamping opening comprises a front section clamping opening with a relatively small caliber and a rear section notch with a relatively large caliber, and the rear section notch is used for increasing the elastic quantity of the arc-shaped clamping piece when the arc-shaped clamping piece is subjected to radial extrusion force.
The utility model discloses a further optimization scheme: the clamping ring is in an outward expansion shape from the annular root part to the mouth part.
The utility model discloses a further optimization scheme: the pushing component is provided with a connecting part, and the connecting part is connected with a machine tool spindle through threads.
The utility model discloses a further optimization scheme: the clamping component is made of spring steel.
The utility model discloses a further optimization scheme: the clamping equipment for machining the aluminum die casting is characterized by comprising a transition flange fixed at the nose end of a main shaft of a machine tool, a clamping base fixed on the transition flange, a counterweight ring fixed on the clamping base, a clamping device for machining the aluminum die casting, an air pressure type positioning detection mechanism and a casting cleaning mechanism.
The utility model discloses a further optimization scheme: the clamping part is fixed on the clamping base through a locking part in a threaded connection mode, and a water outlet is formed in the locking part.
The utility model discloses a further optimization scheme: the anti-rotation screw guides the extrusion component through the clamping base to determine the relative position of the clamping base and the extrusion component.
The utility model discloses a further optimization scheme: the air pressure type positioning detection mechanism is used for detecting whether the aluminum die casting is positioned at the preprocessing position of the machine tool or not; the casting cleaning mechanism can lead out a water path in the machine tool from the water outlet of the locking part through the push-pull part, wash the positioning position and prevent scraps from being stuck on the clamping part.
Compared with the prior art, the utility model is provided with the clamping opening matched with the positioning rib of the aluminum die casting, and the diameter of the clamping opening is changed through the extrusion component of the push-pull component, so as to clamp or loosen the positioning rib of the aluminum die casting, and further realize the clamping or loosening of the aluminum die casting on the machine tool; after the aluminum die casting clamp is arranged on the clamping device, the clamping device clamps the positioning ribs of the aluminum die casting, only the positioning rib is located and shielded by the clamping device, and other machining faces are exposed outside completely without interference, so that machining can be completed together, and machining efficiency is improved. Meanwhile, the clamping equipment does not directly clamp the processing surface of the aluminum die casting, so that the possibility of product deformation is reduced, and the product quality is improved.
Drawings
The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the background art and explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.
FIG. 1 is a schematic view of a flange of a steering motor series;
FIG. 2 is a schematic view of another angle of a flange of the steering motor series of FIG. 1;
FIG. 3 is a schematic cross-sectional view of a clamping device for an aluminum die casting during machining according to a preferred embodiment of the present invention;
fig. 4 is a perspective view of a clamping device for an aluminum die casting during machining according to a preferred embodiment of the present invention;
fig. 5 is a perspective view of a flange of the clamping steering motor series according to the above preferred embodiment of the present invention;
fig. 6 is a schematic view of a clamping member according to the above preferred embodiment of the present invention;
fig. 7 is a schematic view of the push-pull member according to the above preferred embodiment of the present invention;
fig. 8 is a schematic view of a clamping port according to the above preferred embodiment of the present invention;
fig. 9 is a schematic view of a clamping device for aluminum die castings during machining according to the above preferred embodiment of the present invention;
fig. 10 is a schematic view of the manufacturing process according to the above preferred embodiment of the present invention.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the invention.
As shown in FIGS. 1 and 2, the flange of the motor series is an irregular rotating body, and the machined surface of the outer peripheral part of the flange includes a plurality of areas A, B, C, D and E, and the coaxiality is required to be within 0.03 mm. As shown in fig. 1, three positioning ribs 88 distributed radially are designed at the region F of the flange, the positioning ribs 88 are the parts of the clamping device for clamping the flange when the aluminum die casting is machined in the embodiment, and the positioning ribs 88 do not affect other properties of the product and do not need to be removed from the product subsequently.
As shown in fig. 3-5, the clamping device for aluminum die casting machining in the present embodiment includes a pushing component 1 and a clamping component 2 for positioning the aluminum die casting, the clamping component 2 includes an annular root 21 and a clamping ring 22 composed of at least two arc clamping pieces 201 in a petal shape at the front end of the annular root, and the clamping ring 22 is flared from the annular root 21 to the mouth. A gap is reserved between two adjacent arc-shaped clamping sheets 201, and the gap is a clamping opening 202 used for clamping the positioning rib 88 of the aluminum die casting. The pushing component 1 comprises a connecting part 101 for connecting a machine tool spindle and a pressing part 102 sleeved on the outer ring of the clamping component.
As shown in fig. 6 and 7, the whole outer wall of the clamping ring 22 composed of the petal-shaped arc-shaped clamping pieces 201 is a first tapered surface 211, the inner wall of the pressing part 102 of the push-pull component 1 is provided with a second tapered surface 111 matched with the first tapered surface, the caliber of the clamping ring 22 is adjusted by the axial movement of the push component 1, so that the caliber of the clamping opening 202 between two adjacent arc-shaped clamping pieces 201 is adjusted, and the positioning rib 88 of the aluminum die casting is clamped or loosened by changing the caliber of the clamping opening 202. The clamping member 2 is made of 65Mn spring steel. As shown in fig. 8, the clamping opening 202 includes a front section 212 with a relatively small diameter and a rear section 222 with a relatively large diameter, and the rear section 222 is used to increase the elastic amount of the arc-shaped clamping piece 201 when the arc-shaped clamping piece is subjected to radial pressing force.
When a flange of a steering motor series is finished by a numerically controlled lathe, the clamping device for the machining of the aluminum die-cast is assembled on a clamping device for the machining of the aluminum die-cast, and as shown in fig. 9, the clamping device for the machining of the aluminum die-cast comprises a transition flange 3 fixed on a nose end of a main shaft of the lathe, a clamping base 4 fixed on the transition flange, a counterweight ring 5 fixed on the clamping base, and a clamping device 0 for the machining of the aluminum die-cast.
As shown in fig. 9, the transition flange 3 is fixed at the nose end of the main shaft of the numerically controlled lathe through a central taper hole and a screw hole, the clamping base 4 is fixed on the transition flange 3 through a central positioning hole and a screw, and a pneumatic positioning detection mechanism is arranged in the clamping base 4 and used for identifying whether a workpiece is in place during machining or not, and once the workpiece is not in place or is separated during machining, the air tightness detection device gives an alarm, the machine tool stops and the occurrence of a collision event of the tool is prevented. After the dynamic balance value of the clamping equipment is measured by a professional instrument, the counterweight ring 5 with the weight which enables the dynamic balance value of the clamping equipment to be the most optimized is fixed on the clamping base 4 through the center hole and the screw, and the good performance of the clamping equipment is ensured.
As shown in fig. 9, the clamping device 0 for aluminum die casting machining is mounted in the clamping base 4, the push-pull member 1 is connected with the lathe spindle through the screw of the connecting part 101, the clamping member 2 is embedded in the pressing part 102 of the push-pull member 1, and the clamping member 2 is fixed on the clamping base 4 through the screw of the locking piece 6. The rotation-preventing screws 7 guide the clamping member 2 through the clamping base 4, and determine the relative positions of the clamping base 4 and the clamping member 2. When the push-pull component 1 is ejected to the advancing limit of the main shaft, the clamping component 2 clamps the aluminum die casting, and when the push-pull component 1 retracts to the retreating limit of the main shaft, the clamping component 2 loosens the aluminum die casting, and the aluminum die casting is radially clamped or loosened by means of elastic deformation of the arc-shaped clamping pieces 201. Possess the apopore in retaining member 6, can go out the apopore of retaining member 6 through push-and-pull part 1 with the water route in the lathe, wash out the locating position, prevent that the bits from gluing on clamping device 0's locating surface.
As shown in fig. 1, 2, and 10, when the flanges of the steering motor series are finished, the machining surfaces of the A, B areas of the flange 8 are machined by the upper tool bit 701 and the lower tool bit 702, respectively, and the machining surfaces of the C, D, E areas of the flange are machined by the middle tool bit 703. And the whole clamping and positioning process is convenient to operate, the clamping time is shortened, and the labor efficiency is improved. The problem of poor positioning precision repeatability caused by multiple clamping operations is solved, and the coaxiality of the front side and the back side of the aluminum die casting is improved.
It is right above the utility model provides an aluminium die casting clamping device and centre gripping equipment when machining have carried out detailed introduction, and it is right to have used specific individual example herein the utility model discloses a principle and implementation mode have been explained, and the explanation of above embodiment is only used for helping to understand the utility model discloses and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (10)
1. The clamping device for the aluminum die casting during machining is characterized by comprising a pushing component and a clamping component for positioning the aluminum die casting, wherein the clamping component comprises an annular root and a clamping ring consisting of at least two petal-shaped arc-shaped clamping pieces at the front end of the annular root; one end of the pushing component is provided with an extruding part sleeved on the outer ring of the clamping component, and the extruding part can change the caliber of the clamping ring so as to adjust the caliber of the clamping opening and further clamp or loosen the positioning rib of the aluminum die casting.
2. The clamping device of claim 1, wherein the outer wall of the clamping ring has a first tapered surface, the inner wall of the pressing portion has a second tapered surface matching with the first tapered surface, and the caliber of the clamping ring is adjusted by the axial movement of the pushing member, so as to adjust the caliber of the clamping opening between two adjacent arc-shaped clamping pieces.
3. The apparatus as claimed in claim 2, wherein the clamping opening comprises a front clamping opening with a relatively small diameter and a rear notch with a relatively large diameter, the rear notch being adapted to increase the amount of elasticity of the arc-shaped clamping piece when the arc-shaped clamping piece is subjected to the radial pressing force.
4. A clamping device for an aluminum die casting during machining according to claim 2, wherein said clamping ring is flared from said annular root portion toward said mouth portion.
5. A clamping device for aluminum die castings during machining according to claim 1, wherein said pushing member is provided with a connecting portion that is threadedly connected to a spindle of a machine tool.
6. A clamping device for an aluminum die casting during machining according to claim 1, wherein said clamping member is made of spring steel.
7. Clamping equipment for machining of aluminum die castings is characterized by comprising a transition flange fixed at the nose end of a main shaft of a machine tool, a clamping base fixed on the transition flange, a counterweight ring fixed on the clamping base, a clamping device for machining of the aluminum die castings, a pneumatic positioning detection mechanism and a casting cleaning mechanism, wherein the clamping device is used for clamping the aluminum die castings according to claims 1-6.
8. The aluminum die casting clamping device during machining according to claim 7, wherein the clamping member is fixed to the clamping base by screwing through a locking member having a water outlet therein.
9. The clamping apparatus of claim 8, wherein an anti-rotation screw is guided by the clamping base to the pressing member to determine the relative positions of the clamping base and the pressing member.
10. The clamping device for the aluminum die casting during machining according to claim 9, wherein the pneumatic positioning detection mechanism is used for detecting whether the aluminum die casting is positioned at the pre-machining position of the machine tool; the casting cleaning mechanism can lead out a water path in the machine tool from the water outlet of the locking part through the push-pull part, wash the positioning position and prevent scraps from being stuck on the clamping part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921368629.6U CN210615832U (en) | 2019-08-21 | 2019-08-21 | Clamping device and clamping equipment for machining of aluminum die casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921368629.6U CN210615832U (en) | 2019-08-21 | 2019-08-21 | Clamping device and clamping equipment for machining of aluminum die casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210615832U true CN210615832U (en) | 2020-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921368629.6U Active CN210615832U (en) | 2019-08-21 | 2019-08-21 | Clamping device and clamping equipment for machining of aluminum die casting |
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| CN (1) | CN210615832U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110421370A (en) * | 2019-08-21 | 2019-11-08 | 爱柯迪股份有限公司 | Clamping device and chucking device of the aluminium diecasting in machining |
-
2019
- 2019-08-21 CN CN201921368629.6U patent/CN210615832U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110421370A (en) * | 2019-08-21 | 2019-11-08 | 爱柯迪股份有限公司 | Clamping device and chucking device of the aluminium diecasting in machining |
| CN110421370B (en) * | 2019-08-21 | 2024-05-03 | 爱柯迪股份有限公司 | Clamping device and clamping equipment for aluminum die casting during machining |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220113 Address after: 545000 East span 1 / F, building 14, Zone C standard plant, No. 7, Cheyuan hengliu Road, Yufeng District, Liuzhou City, Guangxi Zhuang Autonomous Region Patentee after: Liuzhou aikedi precision parts Co.,Ltd. Address before: 315000 No.588 Jinshan Road Jiangbei District Ningbo Zhejiang Province Patentee before: IKD Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220520 Address after: 545000 No. 29, Cheyuan hengwu Road, Yufeng District, Liuzhou City, Guangxi Zhuang Autonomous Region Patentee after: Aikedi (Liuzhou) Technology Industry Co.,Ltd. Address before: 545000 East span 1 / F, building 14, Zone C standard plant, No. 7, Cheyuan hengliu Road, Yufeng District, Liuzhou City, Guangxi Zhuang Autonomous Region Patentee before: Liuzhou aikedi precision parts Co.,Ltd. |
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| TR01 | Transfer of patent right |