CN220912829U - Steel ball positioning fixture - Google Patents
Steel ball positioning fixture Download PDFInfo
- Publication number
- CN220912829U CN220912829U CN202322264678.8U CN202322264678U CN220912829U CN 220912829 U CN220912829 U CN 220912829U CN 202322264678 U CN202322264678 U CN 202322264678U CN 220912829 U CN220912829 U CN 220912829U
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- China
- Prior art keywords
- supporting plate
- positioning
- steel ball
- connecting column
- base
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 34
- 239000010959 steel Substances 0.000 title claims abstract description 34
- 210000001503 joint Anatomy 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Clamps And Clips (AREA)
Abstract
The utility model discloses a steel ball positioning clamp which comprises a base, wherein a supporting plate and mounting seats distributed on the outer side of the supporting plate are arranged at the top of the base, an electric push rod is mounted on the mounting seats, and a detachable clamping block is mounted at the telescopic end of the electric push rod. According to the utility model, the supporting plate is arranged among the plurality of mounting seats, the supporting plate is connected with the sliding grooves on the side walls of the mounting seats through the sliding blocks, the sliding blocks are penetrated with the screw rods, the positioning pins are abutted with the positioning holes through screwing of the screw rods and the screw sleeves, so that the fixing of the supporting plate is realized, the positioning holes are distributed along the vertical direction of the mounting seats, namely, the positioning pins are abutted with the positioning holes at different positions, the height of the supporting plate can be adjusted, the sphere centers of steel balls with different specifications and the clamping blocks are kept on the same horizontal line, and the clamping effect is better.
Description
Technical Field
The utility model relates to the technical field of steel ball clamps, in particular to a steel ball positioning clamp.
Background
It is known that when the surface hardness of a forged steel ball is detected, the surface of the steel ball must be polished into two parallel surfaces to be placed on a detection platform of a hardness tester for detection, in the prior art, in order to facilitate polishing of the steel ball, the steel ball is usually placed on a base, and the steel ball is fixed by a chuck arranged on the base.
In actual operation, the height of the base is generally not adjustable, the steel balls are directly arranged on the base, the heights of the ball centers of the steel balls with different specifications are different, under the condition that the heights of the chucks are fixed, the chucks cannot keep the same height with the ball centers of the steel balls with different specifications, the fixing effect of the steel balls is easy to influence, and if a positioning fixture with the adjustable base height can be provided, the positions of the ball centers of the steel balls are adjustable, so that the fixing of the chucks to the steel balls can be facilitated.
Disclosure of utility model
The utility model aims at: in order to solve the problems, a steel ball positioning clamp is provided.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The steel ball positioning clamp comprises a base, wherein the top of the base is provided with a supporting plate and mounting seats distributed on the outer side of the supporting plate, an electric push rod is mounted on the mounting seats, and a detachable clamping block is mounted at the telescopic end of the electric push rod;
A sliding block fixed with the supporting plate is arranged in a sliding groove of the base, a screw rod penetrating through the sliding block is arranged in a through groove of the base, one end of the screw rod is fixed with an abutting plate, and the other end of the screw rod is screwed with a threaded sleeve abutting against the outer wall of the mounting seat;
The supporting plate is provided with a positioning pin in a forming mode, and the outer wall of the mounting seat is provided with a plurality of positioning holes which are in butt joint with the positioning pin.
Preferably, the end part of the electric push rod is fixedly provided with a connecting frame, a connecting column is fixed on the connecting frame, the clamping block is provided with a through hole which is in butt joint with the connecting column, and the connecting column is provided with a positioning piece which gives the clamping block a lower pressure.
Preferably, the positioning piece comprises a rotating arm arranged in a notch at the top of the connecting column, and a fastener which is fastened outside the connecting column through a fastening groove is arranged between the rotating arm and the top of the clamping block.
Preferably, the outer wall of the fastener is provided with side lugs.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
1. According to the application, the supporting plate is arranged among the plurality of mounting seats, the supporting plate is connected with the sliding grooves on the side walls of the mounting seats through the sliding blocks, the sliding blocks are penetrated with the screw rods, the positioning pins are abutted with the positioning holes through screwing of the screw rods and the screw sleeves, so that the fixing of the supporting plate is realized, the positioning holes are distributed along the vertical direction of the mounting seats, namely, the positioning pins are abutted with the positioning holes at different positions, the height of the supporting plate can be adjusted, the sphere centers of steel balls with different specifications and the clamping blocks are kept on the same horizontal line, and the clamping effect is better.
2. According to the detachable steel ball clamping device, the butt joint of the connecting column and the through hole is used for realizing the preliminary positioning of the clamping block and the connecting frame, the fastener is buckled outside the connecting column, two ends of the fastener are respectively abutted against the rotating arm and the top of the clamping block, so that the clamping block is fixed, and the detachable steel ball clamping device can be conveniently replaced by workers to adapt to steel balls of different specifications.
Drawings
FIG. 1 shows a schematic diagram of a positioning fixture provided according to an embodiment of the present utility model;
FIG. 2 shows a schematic distribution of screws and mounts provided in accordance with an embodiment of the present utility model;
Fig. 3 shows a schematic diagram of a connection distribution of a screw and a slider according to an embodiment of the present utility model;
fig. 4 shows a schematic diagram of an explosion structure of a connecting frame and a chuck according to an embodiment of the utility model.
Legend description:
1. A base; 2. a supporting plate; 3. an electric push rod; 4. a connecting frame; 5. a mounting base; 6. a screw sleeve; 7. a screw; 8. positioning holes; 9. a slide block; 10. a through groove; 11. a chute; 12. a positioning pin; 13. an abutting plate; 14. a connecting column; 15. a through hole; 16. clamping blocks; 17. a rotating arm; 18. a lateral ear; 19. a fastener; 20. a buckling groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution:
The utility model provides a steel ball positioning fixture, including base 1, the top of base 1 is equipped with layer board 2 and distributes in the mount pad 5 in the layer board 2 outside, mount pad 5 is fixed mutually through the bolt with base 1, mount pad 5 is provided with three, and equiangular distribution about the centre of a circle department of layer board 2, install electric push rod 3 on the mount pad 5, electric push rod 3's flexible end is towards the centre of a circle department of layer board 2, electric push rod 3's flexible end installs detachable clamp splice 16, clamp splice 16 is the curved surface setting in the one side that is close to the steel ball, in order to realize the laminating to steel ball when centre gripping, the laminating of clamp splice 16 tip and steel ball has different curved surfaces on the clamp splice 16 of difference, in order to adapt to the steel ball of different specifications;
A sliding block 9 fixed with the supporting plate 2 is arranged in a sliding groove 11 of the base 1, the sliding block 9 is fixed on the outer wall of the supporting plate 2, the sliding block 9 is in sliding connection with the sliding groove 11, a screw rod 7 penetrating through the sliding block 9 is arranged in a through groove 10 of the base 1, the through groove 10 is in a communicating state with the sliding groove 11, the screw rod 7 is in sliding connection with the sliding block 9, the groove width of the through groove 10 is slightly larger than the diameter of the screw rod 7, the screw rod 7 can move in the through groove 10, an abutting plate 13 is fixed at one end of the screw rod 7, and a screw sleeve 6 abutted against the outer wall of the mounting seat 5 is screwed at the other end of the screw rod 7;
The positioning pins 12 are formed on the abutting plate 13, the positioning pins 12 are symmetrically distributed on the abutting plate 13, a plurality of positioning holes 8 which are in butt joint with the positioning pins 12 are formed on the outer wall of the mounting seat 5, the positioning holes 8 are distributed along the vertical direction of the mounting seat 5, the positioning holes 8 with different heights are matched with steel balls with different specifications, after the positioning pins 12 are in butt joint with the positioning holes 8, the threaded sleeve 6 is rotated, the threaded sleeve 6 is in butt joint with the outer wall of the mounting seat 5, the positioning pins 12 are prevented from being separated from the positioning holes 8, and the fixation of the supporting plate 2 is completed.
Specifically, as shown in fig. 4, a connecting frame 4 is fixed at the end of the electric push rod 3, a connecting column 14 is fixed on the connecting frame 4, a through hole 15 butted with the connecting column 14 is formed in a clamping block 16, the connecting column 14 and the through hole 15 are both in cylindrical shape, the diameters of the connecting column 14 and the through hole 15 are the same, a positioning piece for giving a downward pressure to the clamping block 16 is arranged on the connecting column 14, and the clamping block 16 and the connecting frame 4 are both in L-shaped arrangement;
The positioning piece comprises a rotating arm 17 arranged in a notch at the top of the connecting column 14, the rotating arm 17 is arranged in the notch of the connecting column 14 through a rotating shaft, when the rotating arm 17 rotates to be vertical, the rotating arm 17 can be hidden in the notch of the connecting column 14 so as to be convenient for the butt joint of the connecting column 14 and the through hole 15, a fastening piece 19 (in the state, the rotating arm 17 and the connecting column 14 are arranged in a cross shape) which is fastened outside the connecting column 14 through a fastening groove 20 is arranged between the rotating arm 17 and the top of the clamping block 16, the fastening piece 19 is arranged in a tubular shape, the fastening groove 20 is a notch formed on the outer wall of the fastening piece 19, and when the fastening piece 19 is connected with the connecting column 14, the fastening piece 19 is fastened on the connecting column 14 in a clamping manner;
the outer wall of the fastener 19 is provided with the side lugs 18, the side lugs 18 are positioned on one side of the fastener 19 far away from the buckling grooves 20, the side lugs 18 are symmetrically distributed on the fastener 19, and the side lugs 18 are extruded so as to be convenient for abutting joint or separation of the fastener 19 and the connecting column 14.
In summary, in the normal state provided in this embodiment, the supporting plate 2 is fixed between the mounting seats 5, when the heights of the supporting plate 2 are required to be adjusted in the face of steel balls with different specifications, the threaded sleeve 6 is rotated, the threaded sleeve 6 is not abutted against the outer wall of the mounting seat 5 any more, then the threaded sleeve 6 is pushed, the threaded sleeve 6 drives the screw rod 7, the abutment plate 13 and the positioning pin 12 to move, after the positioning pin 12 is separated from the positioning hole 8, the limit on the supporting plate 2 is released, and in this state, the supporting plate 2 can move in the vertical direction;
After the fastener 19 is removed and the rotating arm 17 is rotated to be vertical, the clamping blocks 16 can be separated from the connecting frame 4, so that the clamping blocks 16 with different specifications can be replaced.
The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. The steel ball positioning clamp comprises a base (1) and is characterized in that a supporting plate (2) and mounting seats (5) distributed on the outer side of the supporting plate (2) are arranged at the top of the base (1), an electric push rod (3) is mounted on the mounting seats (5), and a detachable clamping block (16) is mounted at the telescopic end of the electric push rod (3);
A sliding block (9) fixed with the supporting plate (2) is arranged in a sliding groove (11) of the base (1), a screw rod (7) penetrating through the sliding block (9) is arranged in a through groove (10) of the base (1), an abutting plate (13) is fixed at one end of the screw rod (7), and a threaded sleeve (6) abutted against the outer wall of the mounting seat (5) is screwed at the other end of the screw rod;
the abutting plate (13) is provided with a positioning pin (12) in a forming mode, and the outer wall of the mounting seat (5) is provided with a plurality of positioning holes (8) which are in butt joint with the positioning pin (12).
2. The steel ball positioning clamp according to claim 1, wherein a connecting frame (4) is fixed at the end part of the electric push rod (3), a connecting column (14) is fixed on the connecting frame (4), a through hole (15) which is in butt joint with the connecting column (14) is formed in the clamping block (16), and a positioning piece which gives a downward pressure to the clamping block (16) is arranged on the connecting column (14).
3. A steel ball positioning clamp according to claim 2, characterized in that the positioning member comprises a rotating arm (17) arranged in a notch at the top of the connecting column (14), and a fastener (19) fastened outside the connecting column (14) through a fastening groove (20) is arranged between the rotating arm (17) and the top of the clamping block (16).
4. A steel ball positioning jig according to claim 3, wherein the outer wall of the fastener (19) is formed with side lugs (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322264678.8U CN220912829U (en) | 2023-08-23 | 2023-08-23 | Steel ball positioning fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322264678.8U CN220912829U (en) | 2023-08-23 | 2023-08-23 | Steel ball positioning fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220912829U true CN220912829U (en) | 2024-05-07 |
Family
ID=90921508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322264678.8U Active CN220912829U (en) | 2023-08-23 | 2023-08-23 | Steel ball positioning fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220912829U (en) |
-
2023
- 2023-08-23 CN CN202322264678.8U patent/CN220912829U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |