CN211218739U - Thread-adjustable separation jaw device for universal three-jaw chuck - Google Patents
Thread-adjustable separation jaw device for universal three-jaw chuck Download PDFInfo
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- CN211218739U CN211218739U CN201921205560.5U CN201921205560U CN211218739U CN 211218739 U CN211218739 U CN 211218739U CN 201921205560 U CN201921205560 U CN 201921205560U CN 211218739 U CN211218739 U CN 211218739U
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Abstract
The utility model provides an adjustable separation jack catch device of screw thread for general three-jaw chuck. A thread adjustable separation jaw apparatus for a universal three jaw chuck, comprising: a base jaw; the movable claw is arranged on the base claw; the boss is arranged on the base claw; the groove is formed in the movable claw. The utility model provides an adjustable separation jack catch device of screw thread for general three-jaw chuck has had three-jaw chuck clamping simple rapidly and four-jaw chuck can single-jaw single action precision adjustment's advantage concurrently, can compatible various types general three-jaw chuck, can be applied to on the adjustable jack catch of multi-jaw linkage chuck such as two claws to six claws.
Description
Technical Field
The utility model relates to a machining equipment technical field especially relates to an adjustable separation jack catch device of screw thread for general three-jaw chuck.
Background
The three-jaw chuck consists of a chuck body, movable jaws and a jaw driving mechanism. The lower surfaces of the guide parts of the three jaws on the three-jaw chuck are provided with threads which are meshed with the plane threads on the back surface of the disc-shaped bevel gear, when a spanner is used for rotating the bevel pinion through the square hole, the disc-shaped gear rotates, and the plane threads on the back surface simultaneously drive the three jaws to approach to the center or withdraw from the center so as to clamp workpieces with different diameters. Three reverse claws are replaced on the three claws for installing a workpiece with a larger diameter.
The universal three-jaw chuck used by various machine tools in the machining industry at present is characterized by three-jaw linkage, single-jaw independent adjustment cannot be realized, the radial clamping precision is influenced by factors such as manufacturing precision, use abrasion, clamping stress deformation and the like, the requirement cannot be met when a round workpiece with high concentricity requirement is clamped and machined, and the problems of heavy replacement, complex clamping and correction and efficiency influence exist if four-jaw chuck clamping is used for machining.
Therefore, there is a need to provide a thread adjustable split jaw apparatus for a universal three-jaw chuck that solves the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The technical problem solved by the utility model is to provide a but have had the simple advantage rapidly of three-jaw chuck clamping and four-jaw chuck single-jaw single action precision adjustment concurrently, can compatible various general three-jaw chucks of type number, can be applied to the adjustable separation claw device of screw thread that is used for general three-jaw chuck on the adjustable jack catch of multi-jaw linkage chuck such as two claws to six claws.
In order to solve the technical problem, the utility model provides an adjustable separation jack catch device of screw thread for general three-jaw chuck, include: a base jaw; the movable claw is arranged on the base claw; the boss is arranged on the base claw; the groove is formed in the movable claw; the top of the boss is provided with a semicircular groove, the top of the groove is provided with two semicircular thread grooves, a screw rod is rotatably mounted in the semicircular groove, and the screw rod is meshed with the corresponding semicircular thread grooves.
Preferably, an annular clamping groove is formed in the screw rod, a clamping block is rotatably mounted on the annular clamping groove, the clamping block is fixedly connected with the semicircular groove, and a hexagonal groove is formed in one end of the screw rod.
Preferably, the base jaw is provided with a screw hole, the movable jaw is provided with a screw through hole, and the screw through hole and the screw hole are internally provided with the same screw.
Preferably, one side fixed mounting of base claw has the L shaped plate, it installs the dwang to rotate on the L shaped plate, the one end fixed mounting of dwang has square pole, the one end of dwang is equipped with the carriage release lever, square groove has been seted up on the carriage release lever, square pole with square groove sliding connection, the one end fixed mounting of square pole has hexagonal piece, hexagonal piece with hexagonal groove looks adaptation.
Preferably, one end of the rotating rod, which is far away from the square rod, is fixedly provided with a handle.
Preferably, the boss is a T-shaped boss or a convex boss; the groove is a T-shaped groove or a concave groove.
Compared with the prior art, the utility model provides an adjustable separation jack catch device of screw thread for general three-jaw chuck has following beneficial effect:
the utility model provides a thread adjustable separation clamping jaw device for a universal three-jaw chuck, which can realize three-jaw linkage and single-jaw movement, firstly, a groove on a movable jaw is clamped on a boss on a base jaw, when the movable jaw is not required to be adjusted, the movable jaw and the base jaw can be fixed by using a screw rod, when the movable jaw is required to be adjusted, the screw rod is disassembled, an inner hexagonal is inserted into a hexagonal groove to rotate the inner hexagonal, a screw rod is rotated, the screw rod is rotated to move the movable jaw, so that the movable jaw can be adjusted, the movable jaw can better adapt to the clamping of different objects, as the movable jaw is driven by the screw rod, the controllable range of the movable jaw precision is more accurate, the two ends of the movable jaw can be exchanged for use, the functions can be realized, the device has the advantages of simple and rapid clamping of the three-jaw chuck and single-jaw single-motion precision adjustment of the four-jaw chuck, and can be compatible with various types of universal three-jaw chucks, the adjustable clamping jaw can be applied to adjustable clamping jaws of multi-jaw linkage clamping chucks such as two-jaw to six-jaw.
Drawings
Fig. 1 is a schematic structural view of a first embodiment of a thread-adjustable separation jaw apparatus for a universal three-jaw chuck according to the present invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
FIG. 3 is a side cross-sectional structural view of the portion A shown in FIG. 1;
FIG. 4 is a schematic view of the base jaw of FIG. 1;
FIG. 5 is a schematic front view of the base jaw of FIG. 1;
FIG. 6 is a front view of the movable jaw shown in FIG. 1;
FIG. 7 is a schematic top view of the base jaw of FIG. 1;
fig. 8 is a schematic structural view of a second embodiment of the thread adjustable separating jaw apparatus for a universal three-jaw chuck according to the present invention;
FIG. 9 is an enlarged view of portion B of FIG. 8;
FIG. 10 is a side cross-sectional structural view of the portion B shown in FIG. 8;
fig. 11 is a sectional view schematically showing the moving rod of fig. 8.
Reference numbers in the figures: 1. the movable claw comprises a base claw, 2, a movable claw, 3, a boss, 4, a semicircular groove, 5, a groove, 6, a semicircular thread groove, 7, a screw rod, 8, a clamping block, 9, a hexagonal groove, 10, a screw rod, 11, an L-shaped plate, 12, a rotating rod, 13, a square rod, 14, a moving rod, 15, a square groove, 16, a hexagonal block, 17 and a handle.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
First embodiment
Referring to fig. 1-7, in a first embodiment of the present invention, a thread adjustable separating jaw apparatus for a universal three-jaw chuck includes: a base jaw 1; the movable claw 2 is arranged on the base claw 1; the boss 3 is arranged on the base claw 1; the groove 5 is formed in the movable claw 2.
The top of the boss 3 is provided with a semicircular groove 4, the top of the groove 5 is provided with two semicircular thread grooves 6, a screw rod 7 is rotatably installed in the semicircular groove 4, and the screw rod 7 is meshed with the corresponding semicircular thread grooves 6.
An annular clamping groove is formed in the screw rod 7, a clamping block 8 is rotatably mounted on the annular clamping groove, the clamping block 8 is fixedly connected with the semicircular groove 4, and a hexagonal groove 9 is formed in one end of the screw rod 7.
The base claw 1 is provided with a screw hole, the movable claw 2 is provided with a screw rod through hole, and the screw rod through hole and the screw hole are internally provided with the same screw rod 10.
The utility model provides an adjustable separation jack catch device of screw thread for general three-jaw chuck's theory of operation as follows:
the device can be applied to the adjustable clamping jaws of multi-jaw linkage chucks such as two-jaw to six-jaw, and the like, and is different from the traditional device, the device not only can realize three-jaw linkage, but also can realize single-jaw movement, firstly, the groove 5 on the movable jaw 2 is clamped on the boss 3 on the base jaw 1, when the movable jaw is not required to be adjusted, the movable jaw 2 and the base jaw 1 can be fixed by using the screw rod 10, when the movable jaw is required to be adjusted, the screw rod 10 is disassembled, the hexagon socket is inserted into the hexagonal groove 9 by using the socket, the socket is rotated, the screw rod 7 is rotated, the movable jaw 2 is moved by rotating the screw rod 7, the movable jaw 2 can be adjusted, the movable jaw 2 can be better adapted to clamping of different objects, the controllable range of the precision of the movable jaw 2 is more accurate, the two ends of the movable jaw 2 can be exchanged for use, and the functions can be realized.
The boss is a T-shaped boss or a convex boss; the groove is a T-shaped groove or a concave groove.
In this embodiment, the boss is preferably a T-shaped boss, and the groove is preferably a T-shaped groove.
In other implementations, the boss may also be a male boss; the grooves may also be concave grooves. Wherein, the convex lug boss and the concave groove are consistent with the convex lug boss and the concave groove in the prior art in shape.
Compared with the prior art, the utility model provides an adjustable separation jack catch device of screw thread for general three-jaw chuck has following beneficial effect:
the device is different from the traditional device, the device not only can realize three-jaw linkage, but also can realize single-jaw movement, firstly, the groove 5 on the movable jaw 2 is clamped on the boss 3 on the base jaw 1, when the movable jaw is not required to be adjusted, the movable jaw 2 and the base jaw 1 can be fixed by using the screw rod 10, when the movable jaw is required to be adjusted, the screw rod 10 is disassembled, the inner hexagonal is inserted into the hexagonal groove 9, the inner hexagonal is rotated, the screw rod 7 is rotated to move the movable jaw 2, so that the movable jaw 2 can be adjusted, the movable jaw 2 can be better suitable for clamping different objects, as the movable jaw 2 is driven by the screw rod 7, the precision controllable range of the movable jaw 2 is more accurate, the two ends of the movable jaw 2 can be exchanged for use, the functions can be realized, the device has the advantages of simple and rapid three-jaw clamping chuck and single-jaw single-motion precision adjustment of a four-jaw chuck, and can be compatible with various types of universal, the adjustable clamping jaw can be applied to adjustable clamping jaws of multi-jaw linkage clamping chucks such as two-jaw to six-jaw.
Second embodiment:
based on the thread-adjustable separating jaw device for the universal three-jaw chuck provided by the first embodiment of the application, the second embodiment of the application provides another thread-adjustable separating jaw device for the universal three-jaw chuck. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
The second embodiment of the present invention will be further explained with reference to the drawings and the embodiments.
Please refer to fig. 8-11 in combination, the thread-adjustable separation jaw apparatus for a universal three-jaw chuck further includes an L-shaped plate 11, the L-shaped plate 11 is fixedly mounted on one side of the base jaw 1, a rotating rod 12 is rotatably mounted on the L-shaped plate 11, a square rod 13 is fixedly mounted at one end of the rotating rod 12, a moving rod 14 is arranged at one end of the rotating rod 12, a square groove 15 is formed in the moving rod 14, the square rod 14 is slidably connected with the square groove 15, a hexagonal block 16 is fixedly mounted at one end of the square rod 14, and the hexagonal block 16 is adapted to the hexagonal groove 9.
And a handle 17 is fixedly arranged at one end of the rotating rod 12 far away from the square rod 13.
Because in the work, sometimes the movable claw 2 may need to be adjusted more frequently, the staff need to continuously take out the hexagon socket head cap tool to adjust the movable claw, and inconvenience is brought to the staff, at the moment, during adjustment, the movable claw 14 can move, the movable claw 15 slides on the movable claw 13, the movable claw 14 drives the movable claw 16 to move, the movable claw 16 enters the movable claw 9, then the movable claw 17 and the movable claw 17 rotate, the movable claw 12 drives the movable claw 13 to rotate, the movable claw 13 drives the movable claw 14 to rotate, the movable claw 14 drives the movable claw 16 to rotate, and the movable claw 7 can be adjusted, so that the staff can adjust the movable claw quickly and conveniently.
The convex bosses 3 and the concave grooves 5 can also be arranged in the shape of convex bosses and concave grooves
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. A thread adjustable separation jaw apparatus for a universal three jaw chuck, comprising:
a base jaw;
the movable claw is arranged on the base claw;
the boss is arranged on the base claw;
the groove is formed in the movable claw;
the top of the boss is provided with a semicircular groove, the top of the groove is provided with two semicircular thread grooves, a screw rod is rotatably mounted in the semicircular groove, and the screw rod is meshed with the corresponding semicircular thread grooves.
2. The thread adjustable separation clamping jaw device for the universal three-jaw chuck as claimed in claim 1, wherein the screw rod is provided with an annular clamping groove, a clamping block is rotatably mounted on the annular clamping groove, the clamping block is fixedly connected with the semicircular groove, and one end of the screw rod is provided with a hexagonal groove.
3. The thread adjustable separation jaw apparatus for a universal three-jaw chuck according to claim 1, wherein said base jaw is provided with a screw hole, said movable jaw is provided with a screw through hole, and said screw through hole and said screw hole are internally threaded with the same screw.
4. The thread adjustable separation clamping jaw device for the universal three-jaw chuck according to claim 2, wherein an L-shaped plate is fixedly mounted on one side of the base jaw, a rotating rod is rotatably mounted on the L-shaped plate, a square rod is fixedly mounted at one end of the rotating rod, a moving rod is arranged at one end of the rotating rod, a square groove is formed in the moving rod, the square rod is slidably connected with the square groove, a hexagonal block is fixedly mounted at one end of the square rod, and the hexagonal block is matched with the hexagonal groove.
5. The thread adjustable separation jaw apparatus for a universal three-jaw chuck according to claim 4, wherein a handle is fixedly installed at one end of the rotating rod away from the square rod.
6. The thread adjustable split jaw apparatus for a universal three jaw chuck according to claim 1, wherein said boss is a T-shaped boss or a convex boss; the groove is a T-shaped groove or a concave groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921205560.5U CN211218739U (en) | 2019-07-29 | 2019-07-29 | Thread-adjustable separation jaw device for universal three-jaw chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921205560.5U CN211218739U (en) | 2019-07-29 | 2019-07-29 | Thread-adjustable separation jaw device for universal three-jaw chuck |
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| Publication Number | Publication Date |
|---|---|
| CN211218739U true CN211218739U (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921205560.5U Active CN211218739U (en) | 2019-07-29 | 2019-07-29 | Thread-adjustable separation jaw device for universal three-jaw chuck |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114523131A (en) * | 2022-03-18 | 2022-05-24 | 哈尔滨理工大学 | Compound type tool-moving type clamp device for numerically controlled lathe |
-
2019
- 2019-07-29 CN CN201921205560.5U patent/CN211218739U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114523131A (en) * | 2022-03-18 | 2022-05-24 | 哈尔滨理工大学 | Compound type tool-moving type clamp device for numerically controlled lathe |
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