CN211136358U - Wheel is quick-witted in advance and adds positioning fixture - Google Patents
Wheel is quick-witted in advance and adds positioning fixture Download PDFInfo
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- CN211136358U CN211136358U CN201922076856.8U CN201922076856U CN211136358U CN 211136358 U CN211136358 U CN 211136358U CN 201922076856 U CN201922076856 U CN 201922076856U CN 211136358 U CN211136358 U CN 211136358U
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Abstract
The utility model discloses a set of wheel is quick-witted in advance and is added positioning fixture, by the (holding) chuck, the terminal surface piece, press the claw axle, press the claw, stop screw, the base, the position sleeve, the guide shaft, the copper sheathing seat, the copper sheathing, the guide rail slide, the cylinder is constituteed, presses the claw to install on the (holding) chuck through pressing the claw axle; the end face block and the base are arranged on the chuck; the cylinder is arranged on the base, and an output shaft of the cylinder is connected with the positioning sleeve through a connecting rod; the copper sleeves are uniformly arranged on the upper base through corresponding copper sleeve bases, and the number of the copper sleeves is more than three; the upper end of the guide shaft is arranged on the base, and the outer wall of the lower end of the guide shaft is in small clearance fit with the inner hole of the corresponding copper sleeve; the side wall of the positioning sleeve is provided with a vertical groove, and the limit screw penetrates through the side wall of the positioning sleeve and is arranged on the base. Through the cooperation of guide shaft and copper sheathing, the cylinder can drive the perpendicular up-and-down motion of position sleeve high accuracy, the utility model discloses can add the process to carry out accurate positioning to the wheel in advance.
Description
Technical Field
The utility model relates to an anchor clamps, specifically speaking are at wheel machine tooling positioning fixture.
Background
Because the forging process is relatively complicated, the blank allowance is relatively large, and if the finish turning lathe is directly machined, the working efficiency of the finish turning lathe is very low. To solve the problem, a hub production enterprise usually adds a pre-machining process before the machining process, and the pre-machining process is used for rough turning of blanks to remove redundant materials of the blanks.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a wheel is quick-witted in advance and is added positioning fixture.
In order to realize the purpose, the technical scheme of the utility model is that: the utility model provides a wheel is quick-witted in advance adds positioning fixture, includes the (holding) chuck, presses the claw axle, presses the claw, the base, its characterized in that: the pressing claw is arranged on the outer side of the chuck through a pressing claw shaft; the base is arranged in the center of the chuck; the center of the base is provided with a cylinder, and an output shaft of the cylinder is connected with the positioning sleeve through a connecting rod; the edge of the base is provided with a plurality of copper sleeves through copper sleeve seats; a guide shaft is arranged in the copper sleeve; the upper end of the guide shaft is connected to the positioning sleeve.
In a preferred aspect of the present invention, the number of the copper sleeves is 4, and the copper sleeves are evenly arranged around the center circumference of the chuck.
In a preferred aspect of the present invention, the number of the pressing claws is 4, and the pressing claws are respectively aligned with the center of the chuck plate and the number of the copper sleeves.
The utility model discloses a preferred aspect still includes 4 terminal surface pieces, the terminal surface piece is located the copper sheathing and presses the position that is close to between the claw near pressing the claw.
The utility model discloses a preferred aspect, lateral wall symmetry is opened under the position sleeve has 2 to erect the groove, and stop screw passes the position sleeve lateral wall is installed on the base.
During actual use, the front face of a wheel is downwards placed on the device, wherein a wheel lip is placed on an end face block, a casting face of a wheel cap opening is aligned with a conical face on the positioning sleeve, then, the air cylinder is ventilated, the positioning sleeve is driven to vertically rise through the matching of the guide shaft and the copper sleeve, the conical face on the positioning sleeve is firstly contacted with one side of the casting face of the wheel cap opening, the wheel is pushed to move under the combined action of the gravity of the wheel and the thrust of the air cylinder, the casting face of the wheel cap opening is completely contacted with the conical face on the positioning sleeve, then, a claw pressing shaft and a claw are adjusted to proper positions, and the wheel is pressed through the claw pressing. And finishing the wheel pre-machining positioning work.
The utility model discloses can satisfy the wheel and pre-machine the needs that add the location, have simple structure, be convenient for preparation, stable performance's characteristics simultaneously.
Drawings
Fig. 1 is the structure schematic diagram of the wheel pre-machining positioning fixture of the utility model.
In the figure, 1-chuck, 2-end surface block, 3-jaw pressing shaft, 4-jaw pressing, 5-limit screw, 6-base, 7-locating sleeve, 8-guide shaft, 9-copper sleeve seat, 10-copper sleeve, 11-connecting rod and 12-cylinder.
Detailed Description
The following describes a wheel pre-machining positioning fixture according to an embodiment of the present invention with reference to fig. 1.
Example 1:
a wheel pre-machining positioning clamp comprises a clamping plate 1, a pressing claw shaft 3, a pressing claw 4 and a base 6, wherein the pressing claw 4 is installed on the outer side of the clamping plate 1 through the pressing claw shaft 3; the base 6 is arranged in the center of the chuck 1; an air cylinder 12 is arranged in the center of the base 6, an output shaft of the air cylinder 12 is connected with the positioning sleeve 7 through a connecting rod 11, and the upper side surface of the positioning sleeve 7 is of a conical surface structure; the edge of the base 6 is provided with a plurality of copper sleeves 10 through a copper sleeve seat 9; a guide shaft 8 is arranged in the copper sleeve 10; the upper end of the guide shaft 8 is connected to the locating sleeve 7, the outer wall of the lower end of the guide shaft is in small clearance fit with the inner hole of the corresponding copper sleeve 10, and the cylinder 12 can drive the locating sleeve 7 to vertically move with high precision through the fit of the guide shaft 8 and the copper sleeve 10. The copper sleeves 10 and the pressing claws 4 are respectively provided with 4 copper sleeves and 4 pressing claws, the copper sleeves and the pressing claws are respectively and uniformly distributed around the center of the chuck 1 in the circumferential direction, the included angle between any adjacent 2 copper sleeves 10 or the pressing claws 4 and the center of the chuck 1 is 90 degrees, the pressing claws 4 are positioned on the edge of the chuck 1, and the specific positions are adjusted according to the size of a positioned wheel.
In order to prevent the wheel lip and the chuck 1 from being worn in the positioning process, the present embodiment further includes end face blocks 2, the number of the end face blocks 2 is 4, and 4 end face blocks 2 are respectively arranged between 4 copper sleeves 10 and 4 pressing claws 4 and are close to the pressing claws 4.
In order to limit the movement range of the positioning sleeve 7, 2 vertical grooves are symmetrically formed in the lower side wall of the positioning sleeve 7, the limiting screw 5 penetrates through the side wall of the positioning sleeve 7 and is installed on the base 6, and the limiting screw 5 can move relatively in the vertical groove in the side wall of the lower end of the positioning sleeve 7.
During actual use, the front face of a wheel is downwards placed on the device, wherein a wheel lip is placed on the end face block 2, a wheel cap opening casting face is aligned with a conical face on the positioning sleeve 7, then the air cylinder 12 is ventilated, the positioning sleeve 7 is driven to vertically rise through the matching of the guide shaft 8 and the copper sleeve 10, the conical face on the positioning sleeve 7 is firstly contacted with one side of the wheel cap opening casting face, the wheel is pushed to move under the combined action of the gravity of the wheel and the thrust of the air cylinder 12, so that the wheel cap opening casting face is completely contacted with the conical face on the positioning sleeve 7, then the pressing claw shaft 3 and the pressing claw 4 are adjusted to proper positions, and the wheel is pressed through the pressing claw 4. And finishing the wheel pre-machining positioning work.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (5)
1. The utility model provides a wheel is quick-witted in advance adds positioning fixture, includes (holding) chuck (1), presses claw axle (3), presses claw (4), base (6), its characterized in that: the pressing claw (4) is arranged on the outer side of the chuck (1) through a pressing claw shaft (3); the base (6) is arranged in the center of the chuck (1); an air cylinder (12) is installed in the center of the base (6), and an output shaft of the air cylinder (12) is connected with the positioning sleeve (7) through a connecting rod (11); the edge of the base (6) is provided with a plurality of copper sleeves (10) through copper sleeve seats (9); a guide shaft (8) is arranged in the copper sleeve (10); the upper end of the guide shaft (8) is connected to the positioning sleeve (7).
2. The wheel pre-machining positioning clamp according to claim 1, wherein: the number of the copper sleeves (10) is 4, and the copper sleeves are uniformly distributed around the center of the chuck (1) in the circumferential direction.
3. The wheel pre-machining positioning clamp according to claim 2, wherein: the number of the pressing claws (4) is 4, and the pressing claws are respectively in the same straight line with the center of the chuck (1) and the 4 copper sleeves (10).
4. The wheel pre-machining positioning clamp according to claim 3, wherein: the copper sleeve pressing device is characterized by further comprising 4 end face blocks (2), wherein the end face blocks (2) are located between the copper sleeve (10) and the pressing claw (4) and are close to the pressing claw (4).
5. The wheel pre-machining positioning fixture as claimed in any one of claims 1 to 4, wherein: the side wall symmetry is opened under position sleeve (7) has 2 perpendicular grooves, and stop screw (5) pass position sleeve (7) lateral wall is installed on the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922076856.8U CN211136358U (en) | 2019-11-27 | 2019-11-27 | Wheel is quick-witted in advance and adds positioning fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922076856.8U CN211136358U (en) | 2019-11-27 | 2019-11-27 | Wheel is quick-witted in advance and adds positioning fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211136358U true CN211136358U (en) | 2020-07-31 |
Family
ID=71772716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922076856.8U Active CN211136358U (en) | 2019-11-27 | 2019-11-27 | Wheel is quick-witted in advance and adds positioning fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211136358U (en) |
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2019
- 2019-11-27 CN CN201922076856.8U patent/CN211136358U/en active Active
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