CN215392545U - Eccentric machine back shaft special-shaped chuck - Google Patents
Eccentric machine back shaft special-shaped chuck Download PDFInfo
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- CN215392545U CN215392545U CN202121323948.2U CN202121323948U CN215392545U CN 215392545 U CN215392545 U CN 215392545U CN 202121323948 U CN202121323948 U CN 202121323948U CN 215392545 U CN215392545 U CN 215392545U
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- shaped chuck
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Abstract
The utility model discloses a special-shaped chuck of a back shaft of a heart walking machine, relates to the technical field of heart walking machines, and aims to solve the problem that the clamping effect of a special-shaped chuck of a back shaft of a common heart walking machine in the prior art is not good enough. One side of chuck body is provided with the connecting seat, and connecting seat and chuck body set up as an organic whole structure, the inside of connecting seat and chuck body all is provided with hollow chamber, and connecting seat and chuck body all set up as an organic whole structure with hollow chamber, the inside in hollow chamber is provided with the footstock, and footstock and hollow chamber sliding connection, the inside of footstock is provided with first special-shaped chuck, and first special-shaped chuck and footstock sliding connection, the inside of first special-shaped chuck is provided with the special-shaped chuck of second, and special-shaped chuck of second and first special-shaped chuck sliding connection, the inside of special-shaped chuck of second is provided with the different chuck of third, and special-shaped chuck of third and second sliding connection.
Description
Technical Field
The utility model relates to the technical field of a centerless conveyor, in particular to a special-shaped chuck of a back shaft of the centerless conveyor.
Background
The centering machine is called a centering type numerical control lathe, can also be called a main shaft box moving type numerical control automatic lathe, an economical turning and milling combined machine tool or a longitudinal cutting lathe, belongs to precision machining equipment, can simultaneously complete combined machining such as turning, milling, drilling, boring, tapping, carving and the like at one time, is mainly used for batch machining of precision hardware and shaft special-shaped nonstandard parts, and is provided with a centering machine chuck which is arranged at the front end of a main shaft or a back shaft and plays a role in clamping raw materials and products to move back and forth along with the main back shaft.
The back shafts of the heart walking machine are usually regular, and can be well fixed by adopting a common chuck, but some back shafts are irregular in shape and need to be clamped by adopting a special-shaped chuck, but when the special-shaped chucks on the market clamp the back shafts at present, contact points between the chucks and the back shafts are too few, so that the friction force between the chucks and the back shafts is not high enough, and the clamping effect on the special-shaped back shafts is not good enough; therefore, the market urgently needs to develop a special-shaped chuck of a back shaft of a walking machine to help people solve the existing problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a special-shaped chuck for a back shaft of a heart walking machine, and the problem that the clamping effect of the special-shaped chuck for the back shaft of the common heart walking machine in the background art is not good enough is solved.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a walk special-shaped chuck of heart machine dorsal axis, includes the chuck body, one side of chuck body is provided with the connecting seat, and connecting seat and chuck body set up structure as an organic whole, the inside of connecting seat and chuck body all is provided with hollow chamber, and connecting seat and chuck body all sets up structure as an organic whole with hollow chamber, the inside in hollow chamber is provided with the footstock, and footstock and hollow chamber sliding connection, the inside of footstock is provided with first special-shaped chuck, and first special-shaped chuck and footstock sliding connection, the inside of first special-shaped chuck is provided with second special-shaped chuck, and second special-shaped chuck and first special-shaped chuck sliding connection, the inside of second special-shaped chuck is provided with third special-shaped chuck, and third special-shaped chuck and second special-shaped chuck sliding connection.
Preferably, the inside in hollow chamber is provided with return spring, connecting seat and footstock all with return spring fixed connection.
Preferably, the inside in hollow chamber is provided with the piston, and piston and hollow chamber sliding connection, the inside of piston is provided with first gas channel, and first gas channel sets up structure as an organic whole with the piston.
Preferably, the hollow cavity is internally provided with a thread groove, and the thread groove and the chuck body are arranged into an integral structure.
Preferably, one side of the chuck body is provided with a chuck handle, the chuck handle and the chuck body are arranged into an integral structure, one side of the chuck handle is provided with a chuck base, and the chuck base and the chuck handle are arranged into an integral structure.
Preferably, the inner sides of the chuck handle, the chuck body and the connecting seat are all provided with a cutting groove, the chuck handle, the chuck body and the connecting seat are all arranged with the cutting groove to form an integral structure, the inner sides of the chuck seat, the chuck handle, the chuck body and the connecting seat are all provided with a clamping groove, and the chuck seat, the chuck handle, the chuck body and the connecting seat are all arranged with the clamping groove to form an integral structure.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model is characterized in that the first special-shaped chuck is arranged inside the top seat, the second special-shaped chuck is arranged inside the first special-shaped chuck, the third special-shaped chuck is arranged inside the second special-shaped chuck, the first special-shaped chuck is connected with the top seat in a sliding way, the second special-shaped chuck is connected with the first special-shaped chuck in a sliding way, and the third special-shaped chuck is connected with the second special-shaped chuck in a sliding way, the third special-shaped chuck, the second special-shaped chuck and the first special-shaped chuck can be driven to move towards the inner side of the clamping groove by high-pressure airflow, the third special-shaped chuck, the second special-shaped chuck and the first special-shaped chuck are contacted with the special-shaped back shaft and tightly prop the special-shaped back shaft, thereby play the effect to the secondary centre gripping of dysmorphism dorsum, improve the centre gripping effect of whole chuck to the dysmorphism dorsum for the dysmorphism dorsum is fixed more firm.
2. The utility model discloses a setting through return spring and footstock, footstock and connecting seat all with return spring fixed connection, when needs are to first special-shaped chuck, second special-shaped chuck and third different chuck carry out the return action when, can make the first return of footstock through return spring, the footstock will not have pressure to first special-shaped chuck this moment, thereby through extracting first special-shaped chuck, the inside air of second special-shaped chuck and third different chuck, can make first special-shaped chuck, second special-shaped chuck and third different chuck return, thereby make things convenient for first special-shaped chuck, second special-shaped chuck and third different chuck return work, make first special-shaped chuck, second special-shaped chuck and third different chuck use more conveniently.
Drawings
FIG. 1 is a general schematic view of a back shaft special-shaped chuck of a walking machine of the present invention;
FIG. 2 is a side cross-sectional view of the cartridge body of the present invention;
fig. 3 is a cross-sectional view of the top mount of the present invention.
In the figure: 1. a chuck base; 2. a chuck handle; 3. a chuck body; 4. a connecting seat; 5. grooving; 6. a clamping groove; 7. an open slot; 8. a hollow cavity; 9. a thread groove; 10. a piston; 11. a top seat; 12. a return spring; 13. a first profiled collet; 14. a second profiled clamp; 15. a third special-shaped chuck; 16. a first air passage; 17. a second air passage; 18. and a third air passage.
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.
Referring to fig. 1-3, an embodiment of the present invention is shown: the utility model provides a walking heart machine dorsal axis dysmorphism chuck, including chuck body 3, one side of chuck body 3 is provided with connecting seat 4, connecting seat 4 sets up as an organic whole structure with chuck body 3, the inside of connecting seat 4 and chuck body 3 all is provided with hollow chamber 8, connecting seat 4 and chuck body 3 all set up as an organic whole structure with hollow chamber 8, the inside of hollow chamber 8 is provided with footstock 11, footstock 11 and hollow chamber 8 sliding connection, the inside of footstock 11 is provided with first dysmorphism chuck 13, first dysmorphism chuck 13 and footstock 11 sliding connection, the inside of first dysmorphism chuck 13 is provided with second dysmorphism chuck 14, second dysmorphism chuck 14 and first dysmorphism chuck 13 sliding connection, the inside of second dysmorphism chuck 14 is provided with third dysmorphism chuck 15, third dysmorphism chuck 15 and second dysmorphism chuck 14 sliding connection.
Further, the inside in hollow chamber 8 is provided with return spring 12, and connecting seat 4 and footstock 11 all with return spring 12 fixed connection, hollow chamber 8, return spring 12 and footstock 11 all are provided with threely.
Further, the inside of hollow cavity 8 is provided with piston 10, piston 10 and hollow cavity 8 sliding connection, the inside of piston 10 is provided with first air duct 16, first air duct 16 sets up structure as an organic whole with piston 10, the inside of first dysmorphism chuck 13 is provided with second air duct 17, second air duct 17 sets up structure as an organic whole with first dysmorphism chuck 13, the inside of second dysmorphism chuck 14 is provided with third air duct 18, third air duct 18 sets up structure as an organic whole with second dysmorphism chuck 14.
Further, the inside of hollow cavity 8 is provided with thread groove 9, and thread groove 9 sets up as an organic whole structure with chuck body 3, and thread groove 9 is used for connecting external gas connector.
Further, one side of the chuck body 3 is provided with a chuck handle 2, the chuck handle 2 and the chuck body 3 are arranged into an integral structure, one side of the chuck handle 2 is provided with a chuck base 1, the chuck base 1 and the chuck handle 2 are arranged into an integral structure, and the chuck handle 2, the chuck body 3 and the connecting seat 4 are all arranged in three numbers.
Further, the inner sides of the chuck handle 2, the chuck body 3 and the connecting seat 4 are all provided with a cutting groove 5, the chuck handle 2, the chuck body 3 and the connecting seat 4 are all arranged with the cutting groove 5 to form an integrated structure, the inner sides of the chuck base 1, the chuck handle 2, the chuck body 3 and the connecting seat 4 are all provided with a clamping groove 6, the chuck base 1, the chuck handle 2, the chuck body 3 and the connecting seat 4 are all arranged with the clamping groove 6 to form an integrated structure, the surface of the chuck handle 2 is provided with an open groove 7, the open groove 7 and the chuck handle 2 are arranged to form an integrated structure, and the open groove 7 is connected with the cutting groove 5.
The working principle is as follows: when the special-shaped back shaft clamping device is used, a special-shaped back shaft is inserted into the clamping groove 6, the three chuck handles 2, the chuck bodies 3 and the connecting seat 4 are extruded through the clamping device, so that the special-shaped back shaft is clamped, high-pressure gas is conveyed into the hollow cavity 8 through the external gas connector, the high-pressure gas firstly props the piston 10, the piston 10 props the top seat 11 to move towards the inner side of the clamping groove 6 and compresses the return spring 12, the high-pressure gas simultaneously penetrates through the first air passage 16 to enter the inside of the top seat 11, the high-pressure gas pushes the first special-shaped chuck 13 to move towards the inner side of the clamping groove 6, the high-pressure gas simultaneously penetrates through the second air passage 17 to enter the inside of the first special-shaped chuck 13 and penetrates through the third air passage 18 to enter the inside of the second special-shaped chuck 14, so that the second special-shaped chuck 14 and the third special-shaped chuck 15 are pushed to move towards the inner side of the clamping groove 6, and the third chuck 15, the second special-shaped chuck 14 and the first special-shaped chuck 13 are contacted with the special-shaped back shaft, therefore, the special-shaped back shaft is clamped, the auxiliary clamping effect is achieved, and the fixing effect of the chuck on the special-shaped back shaft is improved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a walk special-shaped chuck of heart machine dorsal axis, includes chuck body (3), its characterized in that: one side of the chuck body (3) is provided with a connecting seat (4), the connecting seat (4) and the chuck body (3) are arranged into an integral structure, hollow cavities (8) are arranged in the connecting seat (4) and the chuck body (3), the connecting seat (4) and the chuck body (3) and the hollow cavities (8) are arranged into an integral structure, a top seat (11) is arranged in each hollow cavity (8), the top seat (11) is in sliding connection with the hollow cavities (8), a first special-shaped chuck (13) is arranged in the top seat (11), the first special-shaped chuck (13) is in sliding connection with the top seat (11), a second special-shaped chuck (14) is arranged in the first special-shaped chuck (13), the second special-shaped chuck (14) is in sliding connection with the first special-shaped chuck (13), a third special-shaped chuck (15) is arranged in the second special-shaped chuck (14), and the third special-shaped chuck (15) is connected with the second special-shaped chuck (14) in a sliding way.
2. The eccentric back shaft special-shaped chuck according to claim 1, wherein: the hollow cavity (8) is internally provided with a return spring (12), and the connecting seat (4) and the top seat (11) are fixedly connected with the return spring (12).
3. The eccentric back shaft special-shaped chuck according to claim 1, wherein: the piston type air conditioner is characterized in that a piston (10) is arranged inside the hollow cavity (8), the piston (10) is connected with the hollow cavity (8) in a sliding mode, a first air channel (16) is arranged inside the piston (10), and the first air channel (16) and the piston (10) are arranged into an integral structure.
4. The eccentric back shaft special-shaped chuck according to claim 1, wherein: the hollow cavity (8) is internally provided with a thread groove (9), and the thread groove (9) and the chuck body (3) are arranged into an integral structure.
5. The eccentric back shaft special-shaped chuck according to claim 1, wherein: one side of the chuck body (3) is provided with a chuck handle (2), the chuck handle (2) and the chuck body (3) are arranged into an integral structure, one side of the chuck handle (2) is provided with a chuck base (1), and the chuck base (1) and the chuck handle (2) are arranged into an integral structure.
6. The eccentric back shaft special-shaped chuck according to claim 5, wherein: the inner sides of the chuck handle (2), the chuck body (3) and the connecting seat (4) are all provided with a cutting groove (5), the chuck handle (2), the chuck body (3) and the connecting seat (4) are all arranged into an integral structure with the cutting groove (5), the inner sides of the chuck base (1), the chuck handle (2), the chuck body (3) and the connecting seat (4) are all provided with a clamping groove (6), and the chuck base (1), the chuck handle (2), the chuck body (3) and the connecting seat (4) are all arranged into an integral structure with the clamping groove (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121323948.2U CN215392545U (en) | 2021-06-15 | 2021-06-15 | Eccentric machine back shaft special-shaped chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121323948.2U CN215392545U (en) | 2021-06-15 | 2021-06-15 | Eccentric machine back shaft special-shaped chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215392545U true CN215392545U (en) | 2022-01-04 |
Family
ID=79639233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121323948.2U Active CN215392545U (en) | 2021-06-15 | 2021-06-15 | Eccentric machine back shaft special-shaped chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215392545U (en) |
-
2021
- 2021-06-15 CN CN202121323948.2U patent/CN215392545U/en active Active
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