CN216632644U - Three-jaw self-centering hydraulic power chuck - Google Patents
Three-jaw self-centering hydraulic power chuck Download PDFInfo
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- CN216632644U CN216632644U CN202122488781.1U CN202122488781U CN216632644U CN 216632644 U CN216632644 U CN 216632644U CN 202122488781 U CN202122488781 U CN 202122488781U CN 216632644 U CN216632644 U CN 216632644U
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- power chuck
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- shaft
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Abstract
The utility model discloses a three-jaw self-centering hydraulic power chuck, which comprises a clamping mechanism and a clamping mechanism, wherein a hydraulic rod is fixedly connected to the middle position of the inner lower end of a hydraulic power chuck body, a worm is fixedly connected to the edge position of the outer surface of the upper end of the hydraulic rod, a telescopic shaft is fixedly connected to the middle position of the outer surface of the upper end of the hydraulic rod, a rotating disc is movably connected with the outer surface of the worm, when the hydraulic power chuck body needs to be started, the hydraulic rod is required to start the hydraulic rod to drive the worm to move up and down, the rotating disc can be driven to rotate through the matching between a thread groove in the rotating disc and the worm, the stability of the rotating disc is kept through the telescopic shaft in the rotating process, the phenomenon of cheap track is prevented from occurring in the rotating process of the rotating disc, and the rotating disc rotates to drive a sliding shaft to move in the sliding groove at the upper end of the rotating disc, the specific position of the clamping jaw can be adjusted to clamp the workpiece.
Description
Technical Field
The utility model relates to the field of hydraulic power chucks, in particular to a three-jaw self-centering hydraulic power chuck.
Background
The hydraulic chuck is an anchor clamps controlled by a hydraulic system, is used for clamping a workpiece on a main shaft of a numerical control lathe, can be divided into two structures, is a front hydraulic chuck, namely a chuck and a rotary cylinder, is integrated, is simple and convenient to install, is economical and practical in price, is a rear pull type hydraulic chuck, namely a chuck, and is arranged at the front end of the main shaft of the lathe, and a rotary hydraulic cylinder is arranged at the rear end of the main shaft of the lathe. The installation is very good in waterproof and cutting fluid-proof capacity.
The existing part of hydraulic power chucks lack a stable balance mechanism in the use process, so that the phenomenon of unbalance of the hydraulic power chucks in the use process can be caused.
In order to solve the problems, the utility model provides a three-jaw self-centering hydraulic power chuck.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a three-jaw self-centering hydraulic power chuck, a hydraulic rod is fixedly connected to the middle position of the inner lower end of a hydraulic power chuck body, a worm is fixedly connected to the edge position of the outer surface of the upper end of the hydraulic rod, a telescopic shaft is fixedly connected to the middle position of the outer surface of the upper end of the hydraulic rod, a rotating disc is movably connected with the outer surface of the worm, a moving plate is uniformly and movably connected with the outer surface of the upper end of the rotating disc, a sliding shaft is fixedly connected to the middle position of the outer surface of the lower end of the moving plate, when the hydraulic power chuck body needs to be started, a hydraulic rod needs to be started, the worm is driven by the hydraulic rod to move up and down, the rotating disc can be driven to rotate through the matching between a thread groove in the rotating disc and the worm, the stability of the rotating disc is kept through the telescopic shaft in the rotating process, and the phenomenon of cheap tracks is prevented from occurring in the rotating process of the rotating disc, the rotating disc rotates to drive the sliding shaft to move inside the sliding groove in the upper end of the rotating disc, so that the specific position of the clamping jaw can be adjusted, a workpiece is clamped, and the problem is solved.
In order to achieve the purpose, the utility model provides the following technical scheme: a three-jaw self-centering hydraulic power chuck comprises a hydraulic power chuck body, wherein a clamping mechanism is movably connected to the middle position of the lower end inside the hydraulic power chuck body;
clamping mechanism includes hydraulic stem, worm, telescopic shaft, sliding shaft, movable plate and rolling disc, hydraulic stem fixed connection is in the inside lower extreme intermediate position of hydraulic power chuck body, worm fixed connection is in the upper end surface border position of hydraulic stem, telescopic shaft fixed connection is in the upper end surface intermediate position of hydraulic stem, rolling disc swing joint has the surface of worm, the even swing joint of movable plate has the upper end surface of rolling disc, sliding shaft fixed connection is in the lower extreme surface intermediate position of movable plate.
Furthermore, a balance ring is fixedly connected to the middle position of the outer surface of the rotating disc, and the balance ring is made of wear-resistant metal.
Furthermore, a thread groove matched with the worm is formed in the rotating disc, and a sliding groove matched with the sliding shaft is formed in the outer surface of the upper end of the rotating disc.
Further, the outer surface lower extreme position of hydraulic power chuck body evenly fixedly connected with fixed bent plate, the upper end surface fixed connection of movable plate has the jack catch.
Furthermore, the activity of the lower extreme surface of rolling disc has latch mechanism, latch mechanism includes electric putter and card axle, the even swing joint of card axle is in rolling disc internal surface lower extreme position, electric putter fixed connection is in the lower extreme surface of card axle.
Furthermore, the material of card axle is wear-resisting alloy, the surface of card axle is seted up anti-skidding line.
Furthermore, a protection pad is movably connected between the rotating disc and the clamping shaft, and clamping grooves matched with the clamping shaft are uniformly formed in the outer surface of the lower end of the rotating disc.
Compared with the prior art, the utility model has the following beneficial effects:
1. when the hydraulic power chuck body needs to be started, the hydraulic rod needs to be started, the worm is driven by the hydraulic rod to move up and down, the rotating disc can be driven to rotate through the matching between the thread groove in the rotating disc and the worm, the rotating disc is kept stable through the telescopic shaft in the rotating process, the phenomenon of cheap tracks is prevented from occurring in the rotating process of the rotating disc, and the rotating disc rotates to drive the sliding shaft to move in the sliding groove in the upper end of the rotating disc, so that the specific positions of clamping jaws can be adjusted, and workpieces can be clamped.
2. According to the three-jaw self-centering hydraulic power chuck, the clamping mechanism can be assisted and fixed after being adjusted through the clamping mechanism, and the service life of the clamping shaft can be prolonged through the clamping shaft made of wear-resistant alloy and the anti-slip lines arranged on the outer surface of the clamping shaft.
Drawings
FIG. 1 is a schematic perspective view of a three-jaw self-centering hydraulic power chuck according to the present invention;
FIG. 2 is a schematic view of a three-dimensional connection structure of a rotating mechanism of a three-jaw self-centering hydraulic power chuck according to the present invention;
FIG. 3 is a schematic diagram of a three-dimensional top connection of a rotating disk of a three-jaw self-centering hydraulic power chuck according to the present invention;
FIG. 4 is a schematic view of a three-dimensional bottom connection structure of a rotating disc of a three-jaw self-centering hydraulic power chuck according to the present invention;
fig. 5 is a schematic front view, full section connection of a three-jaw self-centering hydraulic power chuck according to the present invention.
In the figure: 1. a hydraulic power chuck body; 2. a clamping mechanism; 21. a hydraulic lever; 22. a worm; 23. a telescopic shaft; 24. a slide shaft; 25. moving the plate; 26. rotating the disc; 3. fixing the bent plate; 4. a claw; 5. a thread groove; 6. a clamping mechanism; 61. an electric push rod; 62. clamping a shaft; 7. a protection pad; 8. a chute; 9. a card slot; 10. a balancing ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a three-jaw self-centering hydraulic power chuck comprises a hydraulic power chuck body 1, wherein a clamping mechanism 2 is movably connected to the middle position of the lower end inside the hydraulic power chuck body 1;
the clamping mechanism 2 comprises a hydraulic rod 21, a worm 22, a telescopic shaft 23, a sliding shaft 24, a moving plate 25 and a rotating disc 26, the hydraulic rod 21 is fixedly connected to the middle position of the inner lower end of the hydraulic power chuck body 1, the worm 22 is fixedly connected to the edge position of the outer surface of the upper end of the hydraulic rod 21, the telescopic shaft 23 is fixedly connected to the middle position of the outer surface of the upper end of the hydraulic rod 21, the rotating disc 26 is movably connected with the outer surface of the worm 22, the moving plate 25 is uniformly and movably connected with the outer surface of the upper end of the rotating disc 26, and the sliding shaft 24 is fixedly connected to the middle position of the outer surface of the lower end of the moving plate 25.
Specifically, when hydraulic power chuck body 1 needs to be started, hydraulic stem 21 needs to be started, it reciprocates to drive worm 22 through hydraulic stem 21, cooperation between screw thread groove 5 and the worm 22 through rolling disc 26 inside, can drive rolling disc 26 and rotate, keep rolling disc 26's stability through telescopic shaft 23 at the pivoted in-process, prevent rolling disc 26 at the in-process that carries out the pivoted, the phenomenon of the cheap orbit takes place, rotate through rolling disc 26 and drive smooth axle 24 and remove inside the spout 8 of rolling disc 26 upper end, alright in order to adjust the concrete position of jack catch 5, carry out the centre gripping to the work piece.
Preferably, a balance ring 10 is fixedly connected to the middle position of the outer surface of the rotating disc 26, and the balance ring 10 is made of wear-resistant metal.
Specifically, the material of the balance ring 10 is wear-resistant metal, so that the service life of the device can be prolonged.
Preferably, the rotating disc 26 is internally provided with a thread groove 5 matched with the worm 22, and the outer surface of the upper end of the rotating disc 26 is provided with a sliding groove 8 matched with the sliding shaft 24.
Specifically, the rotary disk 26 can be rotated by the engagement between the thread groove 5 and the worm 22.
Preferably, the lower end of the outer surface of the hydraulic power chuck body 1 is uniformly and fixedly connected with a fixed curved plate 3, and the outer surface of the upper end of the movable plate 25 is fixedly connected with a clamping jaw 4.
Specifically, the chuck can be fixedly connected with other objects by arranging the fixed bent plate 3.
Preferably, the clamping mechanism 6 is movably arranged on the outer surface of the lower end of the rotating disc 26, the clamping mechanism 6 comprises an electric push rod 61 and a clamping shaft 62, the clamping shaft 62 is uniformly and movably connected to the lower end of the inner surface of the rotating disc 26, and the electric push rod 61 is fixedly connected to the outer surface of the lower end of the clamping shaft 62.
In particular, the clamping mechanism 2 can be assisted by the clamping mechanism 6 after the adjustment is completed.
Preferably, the material of the clamping shaft 62 is wear-resistant alloy, and the outer surface of the clamping shaft 62 is provided with anti-slip grains.
Specifically, the material through the card axle 62 is wear-resistant alloy and the card axle 62 the surface seted up anti-skidding line, can improve the life of card axle 62.
Preferably, a protection pad 7 is movably connected between the rotating disc 26 and the clamping shaft 62, and the outer surface of the lower end of the rotating disc 26 is uniformly provided with clamping grooves 9 matched with the clamping shaft 62.
Specifically, the chuck shaft 62 is protected from damage by the protection pad 7 when contacting the rotating disk 26.
In summary, the following steps: when hydraulic power chuck body 1 needs to be started, hydraulic stem 21 needs to be started, it reciprocates to drive worm 22 through hydraulic stem 21, cooperation between screw thread groove 5 and the worm 22 through the inside of rolling disc 26, can drive rolling disc 26 and rotate, keep rolling disc 26's stability through telescopic shaft 23 at pivoted in-process, prevent rolling disc 26 at the in-process that carries out the pivoted, the phenomenon of the cheap orbit takes place, rotate through rolling disc 26 and drive sliding shaft 24 and remove inside spout 8 in rolling disc 26 upper end, alright with the concrete position of adjusting jack catch 5, carry out the centre gripping to the work piece.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a three-jaw is from centering hydraulic power chuck, includes hydraulic power chuck body (1), its characterized in that: the middle position of the lower end in the hydraulic power chuck body (1) is movably connected with a clamping mechanism (2);
clamping mechanism (2) include hydraulic stem (21), worm (22), telescopic shaft (23), slide shaft (24), movable plate (25) and rolling disc (26), hydraulic stem (21) fixed connection is in the inside lower extreme intermediate position of hydraulic power chuck body (1), worm (22) fixed connection is in the upper end surface border position of hydraulic stem (21), telescopic shaft (23) fixed connection is in the upper end surface intermediate position of hydraulic stem (21), rolling disc (26) swing joint has the surface of worm (22), the even swing joint of movable plate (25) has the upper end surface of rolling disc (26), slide shaft (24) fixed connection is in the lower extreme surface intermediate position of movable plate (25).
2. The three-jaw self-centering hydraulic power chuck according to claim 1, wherein: the balance ring (10) is fixedly connected to the middle position of the outer surface of the rotating disc (26), and the balance ring (10) is made of wear-resistant metal.
3. The three-jaw self-centering hydraulic power chuck according to claim 1, wherein: the inner part of the rotating disc (26) is provided with a thread groove (5) matched with the worm (22), and the outer surface of the upper end of the rotating disc (26) is provided with a sliding groove (8) matched with the sliding shaft (24).
4. The three-jaw self-centering hydraulic power chuck according to claim 1, wherein: the hydraulic power chuck is characterized in that a fixed bent plate (3) is fixedly connected to the lower end of the outer surface of the hydraulic power chuck body (1) uniformly, and a clamping jaw (4) is fixedly connected to the outer surface of the upper end of the moving plate (25).
5. The three-jaw self-centering hydraulic power chuck according to claim 1, wherein: the lower extreme surface activity of rolling disc (26) has latch mechanism (6), latch mechanism (6) include electric putter (61) and card axle (62), the even swing joint in rolling disc (26) internal surface lower extreme position of card axle (62), electric putter (61) fixed connection is in the lower extreme surface of card axle (62).
6. The three-jaw self-centering hydraulic power chuck according to claim 5, wherein: the material of card axle (62) is wear-resisting alloy, the surface of card axle (62) is seted up anti-skidding line.
7. The three-jaw self-centering hydraulic power chuck according to claim 1, wherein: the protective pad (7) is movably connected between the rotating disc (26) and the clamping shaft (62), and the clamping groove (9) matched with the clamping shaft (62) is uniformly formed in the outer surface of the lower end of the rotating disc (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122488781.1U CN216632644U (en) | 2021-10-15 | 2021-10-15 | Three-jaw self-centering hydraulic power chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122488781.1U CN216632644U (en) | 2021-10-15 | 2021-10-15 | Three-jaw self-centering hydraulic power chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216632644U true CN216632644U (en) | 2022-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122488781.1U Active CN216632644U (en) | 2021-10-15 | 2021-10-15 | Three-jaw self-centering hydraulic power chuck |
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| CN (1) | CN216632644U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118253805A (en) * | 2024-05-28 | 2024-06-28 | 江苏神意科技制造有限公司 | Multifunctional flange forming and cutting machine |
| CN118253805B (en) * | 2024-05-28 | 2024-08-02 | 江苏神意科技制造有限公司 | Multifunctional flange forming and cutting machine |
-
2021
- 2021-10-15 CN CN202122488781.1U patent/CN216632644U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118253805A (en) * | 2024-05-28 | 2024-06-28 | 江苏神意科技制造有限公司 | Multifunctional flange forming and cutting machine |
| CN118253805B (en) * | 2024-05-28 | 2024-08-02 | 江苏神意科技制造有限公司 | Multifunctional flange forming and cutting machine |
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