CN216881780U

CN216881780U - Rubber coating internal expansion chuck structure with airtight detection

Info

Publication number: CN216881780U
Application number: CN202220431215.9U
Authority: CN
Inventors: 王建华; 孙世峰
Original assignee: Qiantian Precision Technology Wuxi Co ltd
Current assignee: Qiantian Precision Technology Wuxi Co ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-07-05
Anticipated expiration: 2032-03-01

Abstract

The utility model discloses an encapsulated rubber inner-expanding chuck structure with airtightness detection, which comprises a chuck base, wherein a cavity is formed in the top of the chuck base, a supporting seat is installed at the bottom of the inner wall of the cavity, a clamping table is installed at the top of the supporting seat, and an airtightness detection assembly is installed at the top of the clamping table. According to the utility model, through the mutual matching of the chuck base, the cavity, the supporting seat, the clamping table, the air tightness detection assembly, the bottom table, the top table, the supporting column, the through groove, the air vent, the air inlet hole, the clamping assembly, the chuck, the sealing plate, the connecting block, the motor, the lead screw, the rolling bearing, the threaded sleeve connecting block, the guide rod, the positioning hole and the workpiece, processed chips are prevented from entering the interior of the chuck structure, the phenomenon that the chuck structure is clamped is prevented, the processing efficiency of the workpiece is improved, the chuck structure can detect the clamping of the workpiece, the phenomenon that the workpiece is loosened is avoided, the safety of the workpiece during processing is improved, and great convenience is brought to a user.

Description

Rubber coating internal expansion chuck structure with airtight detection

Technical Field

The utility model relates to the technical field of internal expansion chucks, in particular to an encapsulated rubber internal expansion chuck structure with airtightness detection.

Background

According to the application number: CN 201820838920.4. Relates to a part device of machining equipment, in particular to an elastic internal expansion chuck of a machine tool. The structure is exquisite, the clamping is quick and the clamp force is stable. Connect on the main shaft of lathe, including bottom plate, base, connecting seat, elasticity cover, awl stick, ring cover and sleeve that rises, the bottom plate is connected on the main shaft of lathe, and through-hole one has been seted up at the middle part of affiliated bottom plate, base fixed connection is in the one side that the lathe was kept away from to the bottom plate, and the storage tank has been seted up towards one side of bottom plate to affiliated base, a plurality of through-hole two have been seted up to the tank bottom of storage tank, and is a plurality of through-hole two uses the axle center of base as centre of a circle evenly distributed, and affiliated connecting seat is including connecting pedestal and a plurality of spliced pole, connect pedestal slidable connect in the storage tank, and be connected with the pull rod of lathe, it is a plurality of spliced pole and two one-to-ones of a plurality of through-holes. The clamping device has the advantages of being exquisite in structure, fast in clamping and stable in clamping force.

Common rubber coating internal expanding chuck structure is when using, the piece of processing gets into chuck structure's inside easily, leads to chuck structure dead phenomenon of card to the piece also is difficult to clear up, influences the machining efficiency of work piece, and chuck structure can not detect the clamp of work piece in addition, leads to the work piece probably to appear taking off the phenomenon of taking off, leads to producing the potential safety hazard easily when processing man-hour, brings very big inconvenience for the user, for this reason we provide a take airtight detection's rubber coating internal expanding chuck structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an encapsulated rubber internal expansion chuck structure with airtight detection, which is used for solving the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the rubber-coated inner-expanding chuck structure with the airtight detection function comprises a chuck base, wherein a cavity is formed in the top of the chuck base, a supporting seat is installed at the bottom of the inner wall of the cavity, a clamping table is installed at the top of the supporting seat, an airtight detection assembly is installed at the top of the clamping table, a clamping mechanism is installed at the top of the inner wall of the cavity and located on the outer side of the clamping table, the left side of the clamping mechanism penetrates through the cavity and extends to the outer portion of the chuck base, and a workpiece is arranged at the top of the clamping table and located on the outer side of the airtight detection assembly;

the air tightness detection assembly comprises a bottom table and a top table, the bottom table is installed at the top of the clamping table, a support column is installed at the top of the bottom table, a through groove is formed in the support column, an air vent is formed in the inner wall of the through groove, the top table is installed at the top of the support column, and an air inlet hole communicated with the through groove is formed in the top of the top table;

the clamping mechanism comprises two chucks, the two chucks are respectively arranged on the left side and the right side of the clamping table, the bottom of the chuck is movably connected with the clamping table, the workpiece is arranged on the top of the clamping table and is positioned between the two chucks, the top of the chuck base is provided with a sealing plate, the bottom of the sealing plate is movably connected with the chuck, the bottom of the chuck is provided with a connecting block, the left side of the chuck base is provided with a motor, an output shaft of the motor is provided with a lead screw, a rolling bearing is arranged in a groove on the right side of the inner wall of the cavity, one end of the lead screw, which is far away from the motor, is movably connected with the rolling bearing, the surface of the lead screw, which is positioned in the cavity, is in threaded connection with two thread sleeves, the top of each thread sleeve is fixedly connected with the connecting block, one side, which is close to the clamping table, is provided with a guide rod, one side, which is close to the guide rod, is provided with a positioning hole, one end of the guide rod, which is far away from the connecting block, penetrates through the positioning hole and extends to the inside of the positioning hole.

Preferably, the bottom plate is installed to the bottom of chuck base, the top of bottom plate is provided with the mounting hole.

Preferably, a sealing sleeve is arranged on the outer surface of the top platform, and the outer surface of the sealing sleeve is in close contact with the workpiece.

Preferably, a clamping pad is arranged on the inner wall of the chuck, and one side, far away from the chuck, of the clamping pad is in close contact with the workpiece.

Preferably, the inside of supporting seat is provided with the through-hole, the one end of lead screw runs through the through-hole and extends to its outside, the surface and the through-hole swing joint of lead screw.

Preferably, the inner wall of the cavity is provided with a limiting sleeve, the inner wall of the limiting sleeve is movably connected with a limiting rod, and one end, far away from the limiting sleeve, of the limiting rod is fixedly connected with the chuck.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the mutual matching of the chuck base, the cavity, the supporting seat, the clamping table, the air tightness detection assembly, the bottom table, the top table, the supporting column, the through groove, the air vent, the air inlet hole, the clamping assembly, the chuck, the sealing plate, the connecting block, the motor, the lead screw, the rolling bearing, the threaded sleeve, the guide rod, the positioning hole and the workpiece, processed chips are prevented from entering the inside of the chuck structure, the phenomenon that the chuck structure is clamped is prevented, the processing efficiency of the workpiece is improved, the chuck structure can detect the clamping of the workpiece, the phenomenon that the workpiece is loosened is avoided, the safety of the workpiece during processing is improved, and great convenience is brought to a user.

2. The clamping device has the advantages that the bottom plate is matched with the mounting hole, the device is mounted, the sealing sleeve is arranged to seal a gap between the top platform and a workpiece, the clamping pad is arranged to enable the chuck to be connected with the workpiece more tightly, and the limiting sleeve is matched with the limiting rod, so that the chuck can move more stably.

Drawings

FIG. 1 is a structural cross-sectional view of a front view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a schematic top view of the present invention;

fig. 4 is a schematic perspective view of the present invention.

In the figure: the clamping head comprises a clamping head base 1, a cavity 2, a supporting seat 3, a clamping table 4, an air tightness detection assembly 5, a bottom table 51, a top table 52, a supporting column 53, a through groove 54, an air vent 55, an air inlet 56, a clamping assembly 6, a clamping head 61, a sealing plate 62, a connecting block 63, a motor 64, a screw rod 65, a rolling bearing 66, a threaded sleeve 67 68 guide rod 69, a positioning hole 69, a workpiece 7, a bottom plate 8, a mounting hole 9, a sealing sleeve 10, a clamping pad 11, a through hole 12, a limiting sleeve 13 and a limiting rod 14.

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. 1-4, an encapsulated rubber inner expansion chuck structure with airtight detection comprises a chuck base 1, a cavity 2 is arranged at the top of the chuck base 1, a supporting seat 3 is installed at the bottom of the inner wall of the cavity 2, a clamping table 4 is installed at the top of the supporting seat 3, an airtight detection assembly 5 is installed at the top of the clamping table 4, a clamping mechanism 6 is installed at the top of the inner wall of the cavity 2 and located at the outer side of the clamping table 4, the left side of the clamping mechanism 6 penetrates through the cavity 2 and extends to the outer portion of the chuck base 1, and a workpiece 7 is arranged at the top of the clamping table 4 and located at the outer side of the airtight detection assembly 5.

Airtightness detection assembly 5 includes end platform 51 and top platform 52, and end platform 51 is installed at the top of centre gripping platform 4, and support column 53 is installed at the top of end platform 51, and the inside of support column 53 is provided with logical groove 54, is provided with air vent 55 on the inner wall of logical groove 54, and top platform 52 is installed at the top of support column 53, and the top of top platform 52 is provided with the inlet port 56 that communicates each other with logical groove 54.

The clamping mechanism 6 comprises two clamping heads 61, the two clamping heads 61 are respectively arranged at the left side and the right side of the clamping table 4, the bottom of each clamping head 61 is movably connected with the clamping table 4, the workpiece 7 is arranged at the top of the clamping table 4 and is positioned between the two clamping heads 61, a sealing plate 62 is arranged at the top of the clamping head base 1, the bottom of the sealing plate 62 is movably connected with the clamping heads 61, a connecting block 63 is arranged at the bottom of each clamping head 61, a motor 64 is arranged at the left side of the clamping head base 1, a screw rod 65 is arranged on an output shaft of the motor 64, a rolling bearing 66 is arranged in a groove at the right side of the inner wall of the cavity 2, one end of the screw rod 65, far away from the motor 64, is movably connected with the rolling bearing 66, two thread sleeves 67 are in threaded connection with the surface of the screw rod 65 positioned in the cavity 2, the top of each thread sleeve 67 is fixedly connected with the connecting block 63, and a guide rod 68 is arranged at one side, close to the clamping table 4, of the connecting block 63, one side of the clamping table 4 close to the guide rod 68 is provided with a positioning hole 69, and one end of the guide rod 68 far away from the connecting block 63 penetrates through the positioning hole 69 and extends into the positioning hole.

When the device is specifically implemented, the bottom plate 8 is installed at the bottom of the chuck base 1, the mounting hole 9 is formed in the top of the bottom plate 8, and the bottom plate 8 and the mounting hole 9 are matched with each other, so that the device is mounted.

In a specific implementation, the sealing sleeve 10 is arranged on the outer surface of the top platform 52, the outer surface of the sealing sleeve 10 is in close contact with the workpiece 7, and the sealing sleeve 10 is arranged to play a role in sealing a gap between the top platform 52 and the workpiece 7.

In practical application, the inner wall of the chuck 61 is provided with the clamping pad 11, one side of the clamping pad 11 away from the chuck 61 is in close contact with the workpiece 7, and the chuck 61 is connected with the workpiece 7 more tightly by the clamping pad 11.

In the specific implementation, the support seat 3 is provided with a through hole 12 inside, one end of the screw rod 65 penetrates through the through hole 12 and extends to the outside, and the surface of the screw rod 65 is movably connected with the through hole 12.

When the special implementation, install stop collar 13 on the inner wall of cavity 2, swing joint has gag lever post 14 on the inner wall of stop collar 13, and the one end and the chuck 61 fixed connection of gag lever post 14 keeping away from the stop collar mutually support through stop collar 13 and gag lever post 14 for chuck 61's removal is more stable.

When in use, through the chuck base 1, the cavity 2, the supporting seat 3, the clamping platform 4, the air tightness detection assembly 5, the bottom platform 51, the top platform 52, the supporting column 53, the through groove 54, the vent hole 55, the air inlet hole 56, the clamping assembly 6, the chuck 61, the sealing plate 62, the connecting block 63, the motor 64, the screw rod 65, the rolling bearing 66, the thread bush 67, the guide rod 68, the positioning hole 69 and the workpiece 7 are mutually matched, through the sealing plate 62 arranged at the top of the chuck base 1, the chips are prevented from entering the cavity 2, meanwhile, the arrangement of the clamping pad 11 is clamped, the chips are prevented from entering a gap between the workpiece 7 and the chuck 61, through the sealing sleeve 10 arranged on the outer surface of the top platform 52, the chips are prevented from entering the inside of the workpiece 7, the phenomenon that the chuck structure is blocked due to the chips is prevented, the processing efficiency of the workpiece 7 is improved, air is ventilated into the through hole 56, when the air ventilation is carried out, there is the space between work piece 7 and the chuck structure, need press from both sides tightly work piece 7 again, when can not ventilating, work piece 7 is inseparable with chuck structural connection's comparison, need not press from both sides tightly work piece 7 again to can detect the clamp of work piece 7, avoid work piece 7 to appear taking off the phenomenon, improve the security of work piece 7 when processing man-hour, bring very big facility for the user.

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

1. The utility model provides a take airtight rubber coating internal expanding chuck structure that detects, includes chuck base (1), its characterized in that: the clamping head comprises a clamping head base (1), and is characterized in that a cavity (2) is arranged at the top of the clamping head base (1), a supporting seat (3) is installed at the bottom of the inner wall of the cavity (2), a clamping table (4) is installed at the top of the supporting seat (3), an airtight detection assembly (5) is installed at the top of the clamping table (4), a clamping mechanism (6) is installed at the top of the inner wall of the cavity (2) and located on the outer side of the clamping table (4), the left side of the clamping mechanism (6) penetrates through the cavity (2) and extends to the outer portion of the clamping head base (1), and a workpiece (7) is arranged at the top of the clamping table (4) and located on the outer side of the airtight detection assembly (5); the airtightness detection assembly (5) comprises a bottom table (51) and a top table (52), the bottom table (51) is installed at the top of the clamping table (4), a supporting column (53) is installed at the top of the bottom table (51), a through groove (54) is formed in the supporting column (53), a vent hole (55) is formed in the inner wall of the through groove (54), the top table (52) is installed at the top of the supporting column (53), and an air inlet hole (56) communicated with the through groove (54) is formed in the top of the top table (52); the clamping mechanism (6) comprises two clamping heads (61), the two clamping heads (61) are respectively arranged at the left side and the right side of the clamping table (4), the bottom of each clamping head (61) is movably connected with the clamping table (4), the workpiece (7) is arranged at the top of the clamping table (4) and is positioned between the two clamping heads (61), a sealing plate (62) is installed at the top of the clamping head base (1), the bottom of the sealing plate (62) is movably connected with the clamping heads (61), a connecting block (63) is installed at the bottom of each clamping head (61), a motor (64) is installed at the left side of the clamping head base (1), a lead screw (65) is installed on an output shaft of the motor (64), a rolling bearing (66) is installed in a groove at the right side of the inner wall of the cavity (2), one end, far away from the motor (64), of the lead screw (65) is movably connected with the rolling bearing (66), be located inside lead screw (65) surface threaded connection of cavity (2) have two thread bush (67), the top and connecting block (63) fixed connection of thread bush (67), one side that connecting block (63) are close to centre gripping platform (4) installs guide bar (68), one side that centre gripping platform (4) are close to guide bar (68) is provided with locating hole (69), the one end that connecting block (63) were kept away from in guide bar (68) runs through locating hole (69) and extends to its inside.

2. The encapsulated inner expansion chuck structure with airtight detection function as claimed in claim 1, wherein: the clamp is characterized in that a bottom plate (8) is installed at the bottom of the clamp base (1), and a mounting hole (9) is formed in the top of the bottom plate (8).

3. The encapsulated inner expansion chuck structure with airtight detection function as claimed in claim 2, wherein: the outer surface of the top platform (52) is provided with a sealing sleeve (10), and the outer surface of the sealing sleeve (10) is in close contact with the workpiece (7).

4. The encapsulated inner expansion chuck structure with airtight detection function as claimed in claim 3, wherein: the inner wall of the chuck (61) is provided with a clamping pad (11), and one side, far away from the chuck (61), of the clamping pad (11) is in close contact with the workpiece (7).

5. The encapsulated inner expansion chuck structure with airtight detection function as claimed in claim 4, wherein: the inside of supporting seat (3) is provided with through-hole (12), the one end of lead screw (65) runs through-hole (12) and extends to its outside, the surface and through-hole (12) swing joint of lead screw (65).

6. The encapsulated inner expansion chuck structure with airtight detection function as claimed in claim 5, wherein: install stop collar (13) on the inner wall of cavity (2), swing joint has gag lever post (14) on the inner wall of stop collar (13), the one end and chuck (61) fixed connection of gag lever post (14) keeping away from the stop collar.