CN220428193U - Upper bulb compression fixture - Google Patents
Upper bulb compression fixture Download PDFInfo
- Publication number
- CN220428193U CN220428193U CN202321823693.5U CN202321823693U CN220428193U CN 220428193 U CN220428193 U CN 220428193U CN 202321823693 U CN202321823693 U CN 202321823693U CN 220428193 U CN220428193 U CN 220428193U
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- China
- Prior art keywords
- steel ball
- spherical
- seat
- spherical pressing
- sphere
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- 230000006835 compression Effects 0.000 title claims abstract description 14
- 238000007906 compression Methods 0.000 title claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 38
- 239000010959 steel Substances 0.000 claims abstract description 38
- 239000007787 solid Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012669 compression test Methods 0.000 description 1
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- Clamps And Clips (AREA)
Abstract
The utility model relates to the technical field of precision assembly, in particular to an upper ball compression clamp which comprises a spherical pressing plate seat, wherein the upper side of the spherical pressing plate seat is provided with a spherical pressing seat, the edge of the upper end of the spherical pressing seat is provided with a steel ball positioning ring, the steel ball positioning ring is provided with a plurality of grooves, and the grooves on the steel ball positioning ring are used for placing steel balls. When the device is used, the steel balls are utilized to freely rotate in the groove positions on the steel ball positioning rings, so that the angle of the spherical pressing plate is adjusted by matching with the built-in inclined groove surface at the lower end of the swinging plate, the parallel pressing of the upper loading beam and the lower loading beam is completed, compared with a driven press-fitting device, the friction resistance is reduced, the strength of the rigid support can be improved, and the structure is more reliable.
Description
Technical Field
The utility model relates to the technical field of precise assembly, in particular to an overhead ball compression clamp.
Background
The ball press-fitting equipment is used for installing a ball on an operating rod of a workpiece, is currently commonly used in the testing machine industry and is used for a microcomputer control pressure testing machine. Current ball press mounting equipment includes a frame, a clamp set, a stroke frame, and a press for press mounting the ball to the lever. The clamp assembly is connected with the swing plate by adopting a compression spring or tension spring structure, the spring has high rotational resistance to the ball head, and in the compression test process, the upper loading beam and the lower loading beam of the test machine are difficult to ensure complete parallelism, the direct loading can generate side load to a sample, the rotational flexibility is poor, the test precision is affected, in addition, the service life of the spring is limited, and the failure rate of the product is high. Accordingly, one skilled in the art provides an overhead ball compression clamp to address the problems set forth in the background above.
Disclosure of Invention
In order to solve the technical problems, the utility model provides an upper ball compression clamp which comprises a spherical pressing plate seat, wherein the upper side of the spherical pressing plate seat is provided with a spherical pressing seat, the upper end edge of the spherical pressing seat is provided with a steel ball positioning ring, the steel ball positioning ring is provided with a plurality of grooves, the grooves on the steel ball positioning ring are used for placing steel balls, a swinging plate is arranged above the steel ball positioning ring, and the spherical pressing plate seat and the swinging plate are fixedly installed with the steel ball positioning ring and the spherical pressing seat by bolts.
Preferably: the center of the upper end of the spherical pressing plate seat is fixedly provided with a spherical pressing plate to form a convex shape.
Preferably: the middle part of the lower end of the spherical pressing seat is provided with a spherical inner groove, and the center of the groove surface of the spherical inner groove is correspondingly overlapped with the surface of the spherical pressing plate.
Preferably: and steel balls are placed on the steel ball positioning rings, and the steel balls are solid spheres with standard diameters of 20 mm.
Preferably: the swinging plate is sleeved on the spherical pressing seat, and the spherical pressing plate and the swinging plate adopt a concentric spherical design.
Preferably: the side end face of the swinging plate is sleeved with a sheath, and the sheath can prevent debris in the external environment from entering the clamp.
The utility model has the technical effects and advantages that:
1. when the device is used, the steel balls are utilized to freely rotate in the groove positions on the steel ball positioning rings, so that the angle of the spherical pressing plate is adjusted by matching with the built-in inclined groove surface at the lower end of the swinging plate, the parallel pressing of the upper loading beam and the lower loading beam is completed, compared with a driven press-fitting device, the friction resistance is reduced, the strength of the rigid support can be improved, and the structure is more reliable.
2. When the device is used, the spherical inner groove on the spherical pressing seat is attached to the spherical pressing plate to rotate, so that the flexibility of rotation of the device is increased, the limitation of the aligning effect is reduced, the practical capability of the device is improved, and the failure rate of the product is reduced.
Drawings
FIG. 1 is a schematic view of the structure provided herein;
FIG. 2 is a schematic view of the steel ball positioning ring provided by the present application;
FIG. 3 is a schematic view of the structure of the spherical inner groove provided by the present application;
in the figure: 1. a spherical pressing plate seat; 2, a spherical pressing seat; 3. a steel ball positioning ring; 4. a sheath; 5. a wobble plate; 6. a steel ball; 7. a screw; 8. a spherical pressing plate; 9. a spherical inner groove.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Referring to fig. 1-3, in this embodiment, an upper ball compression fixture is provided, including a spherical platen seat 1, a spherical platen 8 is fixedly installed at the center of the upper end of the spherical platen seat 1, forming a convex shape, a spherical platen seat 2 is disposed at the upper side of the spherical platen seat 1, a spherical inner groove 9 is formed in the middle of the lower end of the spherical platen seat 2, the center of the groove surface of the spherical inner groove 9 corresponds to the surface of the spherical platen 8, a steel ball positioning ring 3 is disposed at the edge of the upper end of the spherical platen seat 2, a plurality of grooves are formed on the steel ball positioning ring 3, the upper groove of the steel ball positioning ring 3 is used for placing a steel ball 6, the steel ball 6 adopts a solid sphere with a standard diameter of 20mm, a wobble plate 5 is disposed above the steel ball positioning ring 3, the wobble plate 5 is sleeved on the spherical platen seat 2, the spherical platen 8 and the wobble plate 5 adopt a concentric spherical design, a screw 7 is fixedly installed between the spherical platen seat 1 and the wobble plate 5, a jacket 4 is sleeved at the edge of the side end surface of the wobble plate 5, and the jacket 4 can block foreign objects from entering the fixture, and debris cannot appear in the fixture during rotation of the steel ball 6.
The working principle of the utility model is as follows:
when the device is used, the device is arranged on an operating rod of a workpiece, and when the device presses the workpiece, the steel balls 6 can be utilized to freely rotate in the groove positions on the steel ball positioning ring 3, so that the angle adjustment of the spherical pressing plate 2 is carried out by matching with the built-in inclined groove surface at the lower end of the swinging plate 5, the parallel pressing of the upper and lower loading cross beams is completed, compared with the driving press-fitting equipment, the friction resistance is reduced, the strength of the rigid support is improved, the structure is more reliable, and the spherical inner groove 9 on the spherical pressing seat 2 is attached to the spherical pressing plate 8 for rotation, so that the rotation flexibility of the device is improved, the limitation of the aligning effect is reduced, the practical capability of the device is increased, and the failure rate of products is reduced.
It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (6)
1. The utility model provides an overhead bulb compression anchor clamps, includes sphere clamp plate seat (1), its characterized in that, sphere clamp plate seat (1) upside sets up sphere clamp plate seat (2), and sphere clamp plate seat (2) upper end is along arranging steel ball holding ring (3), sets up a plurality of trench on steel ball holding ring (3), and the trench is used for placing steel ball (6) on steel ball holding ring (3), and steel ball holding ring (3) top is provided with sways board (5), all adopts screw (7) to carry out fixed mounting between sphere clamp plate seat (1) and sways board (5) and between steel ball holding ring (3) and sphere clamp plate seat (2).
2. The overhead ball head compression clamp according to claim 1, wherein a spherical pressing plate (8) is fixedly installed at the center of the upper end of the spherical pressing plate seat (1) to form a convex shape.
3. The overhead ball head compression clamp according to claim 1, wherein a spherical inner groove (9) is formed in the middle of the lower end of the spherical pressing seat (2), and the center of a groove surface of the spherical inner groove (9) is correspondingly overlapped with the surface of the spherical pressing plate (8).
4. The overhead ball head compression clamp according to claim 1, wherein the steel ball positioning ring (3) is provided with a steel ball (6), and the steel ball (6) is a solid sphere with a standard diameter of 20 mm.
5. The overhead ball head compression clamp according to claim 1, wherein the swinging plate (5) is sleeved on the spherical pressing seat (2), and the spherical pressing plate (8) and the swinging plate (5) adopt concentric spherical designs.
6. The overhead ball compression clamp according to claim 1, wherein the side end face of the swinging plate (5) is sleeved with a sheath (4), and the sheath (4) can block debris in the external environment from entering the clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321823693.5U CN220428193U (en) | 2023-07-12 | 2023-07-12 | Upper bulb compression fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321823693.5U CN220428193U (en) | 2023-07-12 | 2023-07-12 | Upper bulb compression fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220428193U true CN220428193U (en) | 2024-02-02 |
Family
ID=89691782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321823693.5U Active CN220428193U (en) | 2023-07-12 | 2023-07-12 | Upper bulb compression fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220428193U (en) |
-
2023
- 2023-07-12 CN CN202321823693.5U patent/CN220428193U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |