CN215433380U - Controllable magnetic suction type wheel centering clamp - Google Patents
Controllable magnetic suction type wheel centering clamp Download PDFInfo
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- CN215433380U CN215433380U CN202121882514.6U CN202121882514U CN215433380U CN 215433380 U CN215433380 U CN 215433380U CN 202121882514 U CN202121882514 U CN 202121882514U CN 215433380 U CN215433380 U CN 215433380U
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- magnetic attraction
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- rim
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Abstract
The utility model discloses a controllable magnetic suction type wheel centering clamp which comprises a body, a central shaft arranged on the body and at least three groups of magnetic suction mechanisms arranged on the body, wherein magnetic suction bodies corresponding to the positions of rim bolts on a rim are respectively arranged on each magnetic suction mechanism; the magnetic wheel rim pushing device further comprises at least one group of pushing mechanisms arranged on the magnetic attraction mechanism, and the pushing mechanisms are used for pushing the corresponding rim bolts to be separated from the magnetic attraction body. The wheel hub is arranged on a wheel rim in a magnetic suction mode, positioning is realized through the wheel rim bolt/wheel rim nut, the structure is simple, the cost is low, the assembly and disassembly are convenient, the centering efficiency is improved, and meanwhile, the wheel hub has the advantages of small impact, capability of compensating the angle error of a central shaft and the like.
Description
Technical Field
The utility model relates to a wheel centering clamp used for four-wheel positioning.
Background
In the use process of the four-wheel aligner, a vehicle clamp which is attached to a vehicle wheel to perform centering and positioning of the vehicle wheel is needed. According to the hanging rack structure disclosed in the Chinese utility model patent with the publication number of CN205271824U, the three jacks are driven to synchronously center and clamp the rim through the worm gear and the chute structure. The structure has the defects of complex structure, high cost, high difficulty in clamping and disassembling operation and long time consumption.
SUMMERY OF THE UTILITY MODEL
The utility model provides a controllable magnetic type wheel centering clamp, which aims to: the clamp structure is simplified, the cost is reduced, and the operation efficiency is improved.
The technical scheme of the utility model is as follows:
a controllable magnetic type wheel centering clamp comprises a body, a central shaft arranged on the body and at least three groups of magnetic suction mechanisms arranged on the body, wherein magnetic suction bodies corresponding to the positions of rim bolts on a rim are respectively arranged on each magnetic suction mechanism;
the magnetic wheel rim pushing device further comprises at least one group of pushing mechanisms arranged on the magnetic attraction mechanism, and the pushing mechanisms are used for pushing the corresponding rim bolts to be separated from the magnetic attraction body.
As a further improvement of the clamp: the magnetic attraction mechanism comprises a support fixedly mounted on the body, the magnetic attraction body is mounted in an inner hole in the lower end of the support, and the bottom of the magnetic attraction body is in a sleeve shape.
As a further improvement of the clamp: the pushing mechanism comprises a push rod penetrating through the magnetic attraction body and a handle used for pushing the push rod to move axially.
As a further improvement of the clamp: the middle part of the handle is provided with a chute which is matched with a pin shaft on a support of the magnetic suction mechanism; the inner end of the handle is rotatably connected with the upper end of the ejector rod.
As a further improvement of the clamp: the pushing mechanism further comprises a first spring, the upper end of the first spring is connected with the ejector rod, and the lower end of the first spring is connected with the support and used for pushing the ejector rod upwards.
As a further improvement of the clamp: the central shaft is installed on the body through a compensation mechanism.
As a further improvement of the clamp: the compensation mechanism comprises a connecting plate, a shaft seat, a connecting shaft and two groups of distance adjusting mechanisms;
the upper end of the connecting shaft penetrates through the connecting plate and then is connected with the lower end of the central shaft, so that the connecting shaft, the connecting plate and the central shaft are fixed together;
the connecting shaft is matched and connected with a shaft seat spherical surface arranged on the body;
the distance adjusting mechanism comprises a second nut, a second spring and a guide bolt; the guide bolt penetrates through the body and the connecting plate in sequence and then is connected with the second nut in a matching mode, and the second spring is sleeved on the outer side of the guide bolt and located between the connecting plate and the body.
As a further improvement of the clamp: the connecting shaft and the shaft seat are connected in a spherical matching way through a third nut and a belleville spring;
the connecting shaft is provided with a spherical surface, the lower end of the connecting shaft sequentially penetrates through the through hole in the shaft seat and the belleville spring and then is connected with the third nut, and the belleville spring is used for pulling the connecting shaft downwards through the third nut so that the spherical surface is kept in contact with the ball socket surface at the through hole in the shaft seat.
Compared with the prior art, the utility model has the following beneficial effects: (1) the device is arranged on the rim in a magnetic suction mode, realizes positioning through a rim bolt/rim nut, and has the advantages of simple structure, low cost and convenient assembly and disassembly; (2) the pushing mechanism can push the rim bolt to separate from the magnetic attraction body during disassembly and can push the rim bolt in advance during assembly so as to prevent the magnetic attraction body and the rim bolt/nut from being damaged due to overlarge impact during the attraction process; (3) the device is also provided with a compensation mechanism, and the distance between two points on the connecting plate and the body can be changed by adjusting the two nuts, so that the purpose of adjusting the angle of the central shaft relative to the body is achieved, and the requirement on perpendicularity is met.
Drawings
FIG. 1 is a perspective view of the present clip; the shape of the wheel rim is a schematic shape in the figure;
FIG. 2 is a schematic view of the present fixture mounted on a wheel rim with portions of two magnetic attraction mechanisms and a compensation mechanism partially in section;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is an enlarged view of a portion B in fig. 2.
Detailed Description
The technical scheme of the utility model is explained in detail in the following with the accompanying drawings:
like fig. 1, a controllable magnetism is inhaled formula wheel centering anchor clamps, includes body 1 and installs center pin 5 on body 1, still includes that three groups of circumference equipartitions install magnetism on body 1 and inhale mechanism 2.
Referring to fig. 1 and 2, the magnetic attraction mechanism 2 includes a support 2-1 fixedly mounted on the body 1. The support 2-1 is split and comprises an upper seat and a lower seat which are connected together through bolts. The upper seat passes through the body 1 and then is tightly connected with the first nut 4. The magnetic attraction body 2-2 is arranged in an inner hole at the lower end of the lower seat, the top of the magnetic attraction body 2-2 is disc-shaped, and the bottom of the magnetic attraction body is sleeve-shaped. The disc-shaped part and the sleeve-shaped part can be integrated or separated, and the processing is convenient. The three sets of magnetic attraction bodies 2-2 correspond to the three sets of rim bolts 8/rim nuts 7 on the rim.
And in the three groups of magnetic suction mechanisms 2, two groups of pushing mechanisms 3 are arranged on the magnetic suction mechanisms 2, and the pushing mechanisms 3 are used for pushing the corresponding rim bolts 8 to be separated from the magnetic suction bodies 2-2.
Specifically, as shown in fig. 2 and 3, the pushing mechanism 3 includes a top rod 3-2 penetrating through the magnetic attraction body 2-2, and further includes a handle 3-1. The middle part of the handle 3-1 is provided with a chute which is matched with a pin shaft 2-3 on a support 2-1 of the magnetic suction mechanism 2; the inner end of the handle 3-1 is rotatably connected with the Y-shaped joint part at the upper end of the ejector rod 3-2. The ejector rod 3-2 can be pushed to move axially by pulling the handle 3-1.
The pushing mechanism 3 further comprises a first spring 3-3, wherein the upper end of the first spring 3-3 is connected with the ejector rod 3-2, and the lower end of the first spring 3-3 is connected with the support 2-1 and used for pushing the ejector rod 3-2 upwards. The first spring 3-3 can help the ejector rod 3-2 to reset quickly, and can also generate certain operation damping to improve the operation hand feeling.
When the clamp is installed, the magnetic suction mechanism 2 without the pushing mechanism 3 is firstly sucked with one of the rim bolts 8 to complete initial positioning. Then the handle 3-1 is pulled, the two groups of ejector rods 3-2 extend out to be contacted with the corresponding rim bolts 8, so that the ejector rods are kept at a certain distance from the magnetic bodies 2-2, then the body 1 is slowly moved, and the handle 3-1 is pulled reversely, so that the two magnetic bodies 2-2 are left to complete suction, and impact is avoided. After the handle 3-1 is loosened, the mandril 3-2 is reset under the action of the first spring 3-3.
When the clamp is disassembled, the handle 3-1 is pulled firstly, the ejector rod 3-2 pushes the rim bolt 8, the magnetic suction body 2-2 and the rim bolt 8 are slowly separated, and after the magnetic suction force is reduced, the whole clamp is taken down.
Further, as shown in fig. 1 and 2, the central shaft 5 is mounted on the body 1 through a compensating mechanism 6.
Referring to fig. 2 and 4, the compensation mechanism 6 comprises a connecting plate 6-1, a shaft seat 6-5, a connecting shaft 6-8 and two groups of distance adjusting mechanisms. The upper end of the connecting shaft 6-8 penetrates through the connecting plate 6-1 and then is connected with the lower end of the central shaft 5, so that the connecting shaft, the connecting plate 6-1 and the central shaft 5 are fixed together, and the central shaft 5 can move along with the connecting plate 6-1.
The connecting shaft 6-8 and the shaft seat 6-5 are in spherical surface fit connection through a third nut 6-7 and a belleville spring 6-6: the connecting shaft 6-8 is provided with a spherical surface, the lower end of the connecting shaft 6-8 sequentially penetrates through a through hole in the shaft seat 6-5 and the belleville spring 6-6 and then is connected with the third nut 6-7, and the belleville spring 6-6 is used for pulling the connecting shaft 6-8 downwards through the third nut 6-7 so that the spherical surface is kept in contact with a ball socket surface at the through hole in the shaft seat 6-5. The shaft seat 6-5 is fixedly arranged on the body 1 through a screw.
The distance adjusting mechanism comprises a second nut 6-2, a second spring 6-3 and a guide bolt 6-4; the guide bolt 6-4 penetrates through the body 1 and the connecting plate 6-1 in sequence and then is connected with the second nut 6-2 in a matched mode, and the second spring 6-3 is sleeved on the outer side of the guide bolt 6-4 and located between the connecting plate 6-1 and the body 1.
The two guide bolts 6-4 and the central shaft 5 are not in the same plane.
The distance between the corresponding point of the connecting plate 6-1 and the body 1 can be changed by rotating the second nut 6-2, so that the central shaft 5 rotates relative to the body 1 by taking the spherical center matched with the spherical surface as a fulcrum until the verticality requirement is met.
Claims (8)
1. The utility model provides a controllable magnetism is inhaled formula wheel centering anchor clamps, includes body (1) and center pin (5) of installing on body (1), its characterized in that: the wheel rim magnetic attraction device is characterized by also comprising at least three groups of magnetic attraction mechanisms (2) arranged on the body (1), wherein each magnetic attraction mechanism (2) is respectively provided with a magnetic attraction body (2-2) corresponding to the position of a rim bolt (8) on a wheel rim;
the device also comprises at least one group of pushing mechanisms (3) arranged on the magnetic attraction mechanism (2), wherein the pushing mechanisms (3) are used for pushing the corresponding rim bolts (8) to be separated from the magnetic attraction body (2-2).
2. The controllable magnetic-type wheel centering jig of claim 1, characterized in that: the magnetic attraction mechanism (2) comprises a support (2-1) fixedly mounted on the body (1), the magnetic attraction body (2-2) is mounted in an inner hole in the lower end of the support (2-1), and the bottom of the magnetic attraction body (2-2) is in a sleeve shape.
3. The controllable magnetic-type wheel centering jig of claim 1, characterized in that: the pushing mechanism (3) comprises a push rod (3-2) penetrating through the magnetic attraction body (2-2) and a handle (3-1) used for pushing the push rod (3-2) to move axially.
4. A controllable magnetic-type wheel centering fixture as claimed in claim 3, wherein: the middle part of the handle (3-1) is provided with a chute which is matched with a pin shaft (2-3) on a support (2-1) of the magnetic attraction mechanism (2); the inner end of the handle (3-1) is rotatably connected with the upper end of the ejector rod (3-2).
5. The controllable magnetic-type wheel centering fixture of claim 4, wherein: the pushing mechanism (3) further comprises a first spring (3-3), the upper end of the first spring (3-3) is connected with the ejector rod (3-2), and the lower end of the first spring is connected with the support (2-1) and used for pushing the ejector rod (3-2) upwards.
6. A controllable magnetic type wheel centering fixture as claimed in any one of claims 1 to 5, wherein: the central shaft (5) is arranged on the body (1) through a compensation mechanism (6).
7. The controllable magnetic-type wheel centering fixture of claim 6, wherein: the compensation mechanism (6) comprises a connecting plate (6-1), a shaft seat (6-5), a connecting shaft (6-8) and two groups of distance adjusting mechanisms;
the upper end of the connecting shaft (6-8) penetrates through the connecting plate (6-1) and then is connected with the lower end of the central shaft (5), so that the connecting shaft, the connecting plate and the central shaft are fixed together;
the connecting shaft (6-8) is in spherical surface fit connection with a shaft seat (6-5) arranged on the body (1);
the distance adjusting mechanism comprises a second nut (6-2), a second spring (6-3) and a guide bolt (6-4); the guide bolt (6-4) penetrates through the body (1) and the connecting plate (6-1) in sequence and then is connected with the second nut (6-2) in a matched mode, and the second spring (6-3) is sleeved on the outer side of the guide bolt (6-4) and located between the connecting plate (6-1) and the body (1).
8. The controllable magnetic-type wheel centering fixture of claim 7, wherein: the connecting shaft (6-8) and the shaft seat (6-5) are connected in a spherical matching way through a third nut (6-7) and a belleville spring (6-6);
the connecting shaft (6-8) is provided with a spherical surface, the lower end of the connecting shaft (6-8) sequentially penetrates through a through hole in the shaft seat (6-5) and the belleville spring (6-6) and then is connected with the third nut (6-7), and the belleville spring (6-6) is used for pulling the connecting shaft (6-8) downwards through the third nut (6-7) so that the spherical surface is kept in contact with a ball socket surface in the through hole in the shaft seat (6-5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121882514.6U CN215433380U (en) | 2021-08-12 | 2021-08-12 | Controllable magnetic suction type wheel centering clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121882514.6U CN215433380U (en) | 2021-08-12 | 2021-08-12 | Controllable magnetic suction type wheel centering clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215433380U true CN215433380U (en) | 2022-01-07 |
Family
ID=79693824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121882514.6U Active CN215433380U (en) | 2021-08-12 | 2021-08-12 | Controllable magnetic suction type wheel centering clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215433380U (en) |
-
2021
- 2021-08-12 CN CN202121882514.6U patent/CN215433380U/en active Active
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