CN219901120U - Chuck repairing device - Google Patents
Chuck repairing device Download PDFInfo
- Publication number
- CN219901120U CN219901120U CN202321389121.0U CN202321389121U CN219901120U CN 219901120 U CN219901120 U CN 219901120U CN 202321389121 U CN202321389121 U CN 202321389121U CN 219901120 U CN219901120 U CN 219901120U
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- Prior art keywords
- block
- claw
- chuck
- locking
- outer tube
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- 210000000078 claw Anatomy 0.000 claims abstract description 65
- 230000004308 accommodation Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to a chuck repairing device, belongs to the technical field of machining, and solves the technical problem that when a claw is repaired by turning a cutter, the claw is easy to loosen on a chuck, so that the claw repairing effect is poor. The chuck repairing device comprises a holding claw block, a clamping claw, a first locking piece and a clamping claw, wherein the holding claw block is provided with an accommodating groove for accommodating the clamping claw on the chuck; the number of the holding claw blocks is three, and the three holding claw blocks are respectively positioned at three vertexes of the same equilateral triangle; and a telescopic adjusting assembly is arranged between every two adjacent gripping claw blocks and used for adjusting the distance between the two adjacent gripping claw blocks. By means of the chuck repairing device, the clamping jaw can be firmly locked on the chuck, and accordingly loosening of the clamping jaw in the turning repairing process is avoided.
Description
Technical Field
The utility model belongs to the technical field of machining, and particularly relates to a chuck repairing device.
Background
In lathe processing, the three-jaw chuck is the most commonly used workpiece clamping tool, and coaxiality reduction and a flare phenomenon can appear after the three-jaw chuck is used for a long time, so that the processing precision and the clamping reliability are directly affected, and at the moment, the clamping position of the clamping jaw is required to be subjected to lathe processing, so that the coaxiality and the parallelism of the clamping jaw and a main shaft are repaired, and the clamping reliability of the chuck and the lathe processing quality are ensured.
In the prior art, a tool is generally used directly to turn jaws on a three-jaw chuck. However, since the jaws are movably mounted on the chuck, even though the chuck has a function of locking the jaws, a single jaw is subjected to a large impact force at the moment of contact with the tool, and the impact force may cause the jaw to loosen on the chuck, so that the turning accuracy of the jaw during repairing is poor, and the coaxiality cannot be recovered.
Disclosure of Invention
The utility model provides a chuck repairing device which is used for solving the technical problem that when a clamping jaw is repaired by turning a cutter, the clamping jaw is easy to loosen on a chuck, so that the clamping jaw repairing effect is poor.
The utility model is realized by the following technical scheme: a chuck repairer comprising:
the holding claw block is provided with an accommodating groove for accommodating a claw on the chuck, and is also connected with a first locking piece for locking the claw in the accommodating groove;
the number of the gripper blocks is three, and the three gripper blocks are respectively positioned at three vertexes of the same equilateral triangle;
the telescopic adjusting assembly is arranged between every two adjacent gripping claw blocks, and is used for adjusting the distance between the two adjacent gripping claw blocks.
Further, in order to better realize the utility model, two adjacent gripper blocks are respectively a first gripper block and a second gripper block;
the telescopic adjusting assembly comprises an outer tube, an inner shaft and a second locking piece, wherein:
the outer tube is connected with the first gripper block;
the inner shaft is connected with the second grip claw block, and the inner shaft is slidably inserted into the outer tube;
the second locking piece is arranged between the outer tube and the inner shaft and used for locking the inner shaft on the outer tube;
the inner shaft and the outer tube form a linear telescopic rod.
Further, in order to better realize the utility model, the second locking piece is a locking bolt, the outer wall of the outer tube is connected with a convex block, the convex block is provided with a locking screw hole communicated with the outer tube, and the locking bolt is in threaded connection with the locking screw hole;
when in locking, the locking bolt is tightly propped against the outer wall of the inner shaft.
Further, in order to better realize the utility model, three linear telescopic rods are respectively positioned at three sides of the equilateral triangle.
Further, in order to better realize the utility model, two connecting seats are arranged on the outer wall of the gripper block, the two connecting seats are respectively positioned at two sides of the gripper block, one end of the outer tube of one linear telescopic rod is connected with one connecting seat, and one end of the inner shaft of the other linear telescopic rod is connected with the other connecting seat.
Further, in order to better realize the utility model, the gripper block is a door-shaped structure composed of a first block body, a second block body and a third block body, wherein the third block body is fixedly connected between the first block body and the second block body, the first block body, the second block body and the third block body are enclosed to form the accommodating groove, the two connecting seats are respectively arranged on the first block body and the second block body, and the first block body and/or the second block body is connected with the first locking piece.
Further, in order to better realize the utility model, the first locking piece is a fastening bolt, the first block body and/or the second block body is provided with a fastening screw hole communicated with the accommodating groove, and the fastening bolt is in threaded connection with the fastening screw hole;
when the clamping jaw is locked, the fastening bolt is tightly propped against the outer wall of the clamping jaw in the accommodating groove.
Further, in order to better implement the utility model, the end of the first block facing away from the third block is provided with a first jaw piece facing towards the second block;
one end of the second block, which is away from the third block, is provided with a second claw block facing the first block;
the first claw block and the second claw block are both in contact with the claws accommodated in the accommodation groove.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a chuck repairing device which comprises a holding claw block and a telescopic adjusting component, wherein the holding claw block is provided with an accommodating groove used for accommodating a claw on a chuck, the holding claw block is also connected with a first locking piece used for tightly pressing the claw in the accommodating groove on the holding claw block, namely, the holding claw block is used for gripping the claw, the number of the holding claw block is three, the three holding claw blocks are respectively positioned at three vertexes of the same equilateral triangle, the chuck is a three-claw chuck with three claws, the three holding claw blocks are respectively used for gripping the three claws of the chuck, and the telescopic adjusting component is arranged between every two adjacent holding claw blocks so as to adjust the interval between the two adjacent holding claw blocks.
The chuck repairing device is mainly used for positioning the clamping jaw of the chuck to be repaired, namely, the clamping jaw is locked on the chuck, so that the clamping jaw is prevented from generating micro displacement relative to the chuck in the repairing process. When the chuck is specifically used, firstly, the telescopic adjusting assembly is loosened, namely, the telescopic adjusting assembly can be telescopic, then three claws on the chuck are respectively clamped into the accommodating grooves of the three claw holding blocks and locked through the first locking piece, and then the chuck is adjusted, so that the three claws on the chuck are synchronously retracted and released.
Therefore, before repairing the jaws on the chuck, the three jaws are fixed on the chuck by the chuck repairing device, and then the clamping surfaces of the jaws are repaired by the cutter. Therefore, the clamping jaw of the chuck cannot loosen in the repairing process, so that the turning precision of the clamping jaw in repairing is higher, and the coaxiality of the chuck is better recovered.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a chuck repair device provided in an embodiment of the present utility model;
FIG. 2 is a schematic front view of the chuck repair device shown in FIG. 1;
FIG. 3 is a schematic representation of the result of a gripper block in an embodiment of the present utility model;
fig. 4 is a reference diagram for use of a chuck repairer provided by an embodiment of the utility model.
In the figure:
1-a gripper block; 11-a receiving groove; 12-connecting seats; 13-a first block; 131-a first jaw; 14-a second block; 141-a second jaw; 15-a third block;
2-a chuck;
3-clamping jaws;
4-fastening bolts;
5-a telescopic adjustment assembly; 51-an outer tube; 511-bumps; 52-an inner shaft; 53-locking bolt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
Example 1:
as shown in fig. 1 to 4, the chuck repairing device provided in this embodiment includes a gripper block 1 and a telescopic adjustment assembly 5, the gripper block 1 is provided with a receiving groove 11, the receiving groove 11 is used for receiving the jaws 3 on the chuck 2, the gripper block 1 is further connected with a first locking member, the first locking member is used for pressing the jaws 3 into the receiving groove 11 on the gripper block 1, that is, the gripper block 1 grips the jaws 3, the number of the gripper blocks 1 is three, the three gripper blocks 1 are respectively located at three vertexes of the same equilateral triangle, the chuck 2 is a three-jaw chuck 2 with three jaws 3, the three gripper blocks 1 respectively grip the three jaws 3 of the chuck 2, and the telescopic adjustment assembly 5 is installed between each two adjacent gripper blocks 1 to adjust the spacing between the two adjacent gripper blocks 1.
The chuck repairing device is mainly used for positioning the clamping jaw 3 of the chuck 2 to be repaired, namely, the clamping jaw 3 is locked on the chuck 2, so that the clamping jaw 3 is prevented from generating micro displacement relative to the chuck 2 in the repairing process.
When the chuck is specifically used, firstly, the telescopic adjusting assembly 5 is loosened, namely, the telescopic adjusting assembly 5 can be telescopic, then three claws 3 on the chuck 2 are respectively clamped into the accommodating grooves 11 of the three claw blocks 1 and are locked through the first locking pieces, then the chuck 2 is adjusted, so that the three claws 3 on the chuck 2 are synchronously retracted, and because the telescopic adjusting assembly 5 can be telescopic, when the three claws 3 are synchronously retracted, the three telescopic adjusting assemblies 5 can synchronously retract along with the telescopic adjusting assembly, when the three claws 3 on the chuck 2 are retracted to a required degree, the three claw chucks 2 are locked, and the telescopic adjusting assemblies 5 are locked, namely, the telescopic adjusting assemblies 5 cannot be telescopic, at the moment, the three claw blocks 1 are connected together through the three telescopic adjusting assemblies 5 which are telescopic in different ways to form a stable whole, at the moment, the three claws 3 on the chuck 2 are not only locked by the chuck 2, but also the three claws 3 are locked by the chuck repairing device, and the three chucks 2 cannot generate displacement on the chuck 2.
Therefore, before repairing the jaws 3 on the chuck 2, three jaws 3 are fixed on the chuck 2 by using the chuck repairing device, and then turning is performed on the clamping surface of the jaws 3 by using the tool, although the jaws 3 still receive the impact force of the tool during the repairing process, the jaws 3 are locked by the chuck repairing device as well as the chuck 2. Therefore, the clamping jaw 3 of the chuck 2 cannot loosen in the repairing process, so that the turning precision of the clamping jaw 3 in repairing is higher, and the coaxiality of the chuck 2 is better recovered.
In addition, with the help of three flexible adjusting components 5 for three gripper blocks 1 can receive and release along with three jaw chuck 2 in step, consequently, use the chuck repair ware that this embodiment provided, can lock the jack catch 3 of the three jaw chuck 2 of arbitrary receive and release degree to the convenience is repaired the jack catch 3 of arbitrary receive and release degree. It should be noted that, the "extent of retraction of the three-jaw chuck 2" in this embodiment refers to the extent to which the three jaws 3 on the three-jaw chuck 2 are opened, and when the extent to which the three jaws 3 are opened is greater, the three jaws 3 on the chuck 2 can clamp a workpiece with a larger outer diameter, and when the extent to which the three jaws 3 are opened is smaller, the three chucks 2 on the chuck 2 can clamp a workpiece with a smaller outer diameter.
Alternatively, two gripper blocks 1 connected by one telescopic adjustment assembly 5 are defined as a first gripper block and a second gripper block, respectively, i.e. two adjacent gripper blocks 1 are defined as a first gripper block and a second gripper block. The telescopic adjustment assembly 5 in this embodiment comprises an outer tube 51, an inner shaft 52 and a second locking member, wherein:
the outer tube 51 is connected to the first grip block, the inner shaft 52 is connected to the second grip block, and the inner shaft 52 is slidably inserted into the outer tube 51, that is, the inner shaft 52 can be moved in and out of the outer tube 51, the telescopic adjustment assembly 5 is extended when the inner shaft 52 is extended from the outer tube 51, and the telescopic adjustment assembly 5 is shortened when the inner shaft 52 is retracted into the outer tube 51. The second locking member is mounted between the outer tube 51 and the inner shaft 52 to lock the inner shaft 52 to the outer tube 51. Thus, when the second locking member is locked, the inner shaft 52 cannot extend or retract relative to the outer tube 51, and the telescopic adjustment assembly 5 is locked from telescoping. When the second locking member is released, the inner shaft 52 can be extended or retracted from the outer tube 51, and the telescopic adjustment assembly 5 is then released to allow retraction.
In addition, the inner shaft 52 and the outer tube 51 in the present embodiment form a linear telescopic rod, that is, the inner shaft 52 is a straight rod, and the outer tube 51 is a straight tube, so that the telescopic adjustment assembly 5 can be telescopic along a field.
Since the telescopic adjusting assembly 5 (which can be understood as the linear telescopic rod) is connected between every two adjacent gripper blocks 1, three linear telescopic rods are connected between the three gripper blocks 1, and the three linear telescopic rods in the embodiment are located on three sides of the equilateral triangle.
Optionally, the second locking member in this embodiment is a locking bolt 53, a protrusion 511 is integrally formed or welded on the pipe wall of the outer pipe 51, the protrusion 511 is provided with a locking screw hole, the locking screw hole penetrates through the pipe wall of the outer pipe 51 and is communicated with the inner hole of the outer pipe 51, the locking bolt 53 is screwed into the locking screw hole, and when in locking, the locking bolt 53 abuts against the outer wall of the inner shaft 52, so that the inner shaft 52 is tightly pressed in the outer pipe 51, and the inner shaft 52 cannot enter and exit the outer pipe 51, that is, the telescopic adjusting assembly 5 cannot be telescopic. When the lock bolt 53 is unscrewed, the lock bolt 53 does not bear against the outer wall of the inner shaft 52, and thus the inner shaft 52 can enter and exit the outer tube 51, i.e., the telescopic adjustment assembly 5 can be telescopic.
Optionally, the gripper block 1 in the present embodiment is a gate structure formed by a first block 13, a second block 14 and a third block 15, where the third block 15 is connected between the first block 13 and the second block 14, and the first block 13, the second block 14 and the third block 15 are integrally formed, and the first block 13, the second block 14 and the third block 15 enclose the accommodating groove 11. A connecting seat 12 is fixedly arranged on the outer wall of one side of the first block 13, which is away from the second block 14, and one end of an outer tube 51 of the linear telescopic rod is welded or screwed with the connecting seat 12; a further connecting seat 12 is fixedly arranged on the outer wall of one side of the second block 14 facing away from the first block 13, and one end of the inner shaft 52 of the other linear expansion link is welded or screwed with the connecting seat 12. At this time, the two connection seats 12 are respectively located at both sides of the grip block 1. The first locking member is connected to the first block 13 and/or the second block 14. The first locking member is preferably attached to both the first block 13 and the second block 14 to lock the claw 3 in the receiving groove 11 from both sides.
The gripper block 1 with the structure not only can well contain and lock the gripper 3, but also has the advantages of simple structure, convenient manufacture and low cost, and in addition, the telescopic adjusting assembly 5 can be firmly connected with the gripper block 1.
Optionally, in this embodiment, the first locking member is a fastening bolt 4, and the first block 13 and/or the second block 14 are provided with a fastening screw hole that is communicated with the accommodating groove 11, and the fastening bolt 4 is screwed into the fastening screw hole. Preferably, the first block 13 and the second block 14 are respectively provided with the fastening screw holes, and each fastening screw hole is screwed with one fastening bolt 4. When locked, the fastening bolt 4 is pressed against the outer wall of the claw 3 in the accommodating groove 11.
When the tightening bolt 4 is tightened, i.e. the first locking member is locked, the jaw 3 is now pressed tightly in the above-mentioned receiving groove 11, i.e. the grip block 1 grips the jaw 3. When the tightening bolt 4 is unscrewed, the first locking member is released, at which point the jaw 3 can be separated from the jaw block 1.
More preferably, at one end of the first block 13 facing away from the third block 15, a first jaw 131 is provided facing the second block 14; the end of the second block 14 facing away from the third block 15 is provided with a second jaw 141 facing the first block 13; the first jaw piece 131 and the second jaw piece 141 are each in contact with the jaw 3 accommodated in the accommodation groove 11. By means of the first jaw piece 131 and the second jaw piece 141, the jaw 3 can be more firmly accommodated in the accommodation groove 11 of the grip jaw piece 1.
The above description is merely an embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present utility model, and it is intended to cover the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (8)
1. A chuck repair device, comprising:
the holding claw block is provided with an accommodating groove for accommodating a claw on the chuck, and is also connected with a first locking piece for locking the claw in the accommodating groove;
the number of the gripper blocks is three, and the three gripper blocks are respectively positioned at three vertexes of the same equilateral triangle;
the telescopic adjusting assembly is arranged between every two adjacent gripping claw blocks, and is used for adjusting the distance between the two adjacent gripping claw blocks.
2. The cartridge repairer of claim 1, wherein:
the two adjacent gripper blocks are respectively a first gripper block and a second gripper block;
the telescopic adjusting assembly comprises an outer tube, an inner shaft and a second locking piece, wherein:
the outer tube is connected with the first gripper block;
the inner shaft is connected with the second grip claw block, and the inner shaft is slidably inserted into the outer tube;
the second locking piece is arranged between the outer tube and the inner shaft and used for locking the inner shaft on the outer tube;
the inner shaft and the outer tube form a linear telescopic rod.
3. The cartridge repairer of claim 2, wherein:
the second locking piece is a locking bolt, a lug is connected to the outer wall of the outer tube, a locking screw hole communicated with the outer tube is formed in the lug, and the locking bolt is in threaded connection with the locking screw hole;
when in locking, the locking bolt is tightly propped against the outer wall of the inner shaft.
4. A chuck repairer as in claim 3, wherein:
the three linear telescopic rods are respectively positioned on three sides of the equilateral triangle.
5. A chuck repairer as in claim 3, wherein:
two connecting seats are arranged on the outer wall of the holding claw block, the two connecting seats are respectively positioned on two sides of the holding claw block, one end of the outer tube of the linear telescopic rod is connected with one connecting seat, and one end of the inner shaft of the other linear telescopic rod is connected with the other connecting seat.
6. The cartridge repairer of claim 5, wherein:
the claw piece is the door-shaped structure of constituteing by first block, second block and third block, the third block rigid coupling is in first block with between the second block, and first block the second block with the third block encloses to establish and forms the holding tank, two the connecting seat is located respectively first block with the second block, first block and/or the second block is connected with first retaining member.
7. The cartridge repairer of claim 6, wherein:
the first locking piece is a fastening bolt, the first block and/or the second block is/are provided with a fastening screw hole communicated with the accommodating groove, and the fastening bolt is in threaded connection with the fastening screw hole;
when the clamping jaw is locked, the fastening bolt is tightly propped against the outer wall of the clamping jaw in the accommodating groove.
8. The cartridge repairer of claim 6, wherein:
one end of the first block, which is away from the third block, is provided with a first claw block facing the second block;
one end of the second block, which is away from the third block, is provided with a second claw block facing the first block;
the first claw block and the second claw block are both in contact with the claws accommodated in the accommodation groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321389121.0U CN219901120U (en) | 2023-06-02 | 2023-06-02 | Chuck repairing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321389121.0U CN219901120U (en) | 2023-06-02 | 2023-06-02 | Chuck repairing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219901120U true CN219901120U (en) | 2023-10-27 |
Family
ID=88421847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321389121.0U Active CN219901120U (en) | 2023-06-02 | 2023-06-02 | Chuck repairing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219901120U (en) |
-
2023
- 2023-06-02 CN CN202321389121.0U patent/CN219901120U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |