CN219684467U - Chuck driving device for pipe clamping - Google Patents

Abstract

The utility model discloses a chuck driving device for clamping pipes, which comprises a fixed disk, wherein a pair of low clamping seats and a pair of high clamping seats are respectively arranged on the circumference of the fixed disk in opposite directions, each low clamping seat comprises a claw, the end parts of the claws are provided with rollers, sliding seats are arranged below the claws, sliding blocks are arranged in the sliding seats, sliding rails are arranged below the sliding blocks, first racks are arranged on the side walls of the sliding seats, the structure of each high clamping seat is identical to that of the corresponding low clamping seat, supporting frames are respectively arranged on one side of each low clamping seat and one side of each high clamping seat, rotating shafts are respectively and longitudinally inserted into the supporting frames, gears are respectively arranged on the outer diameter surfaces of the rotating shafts, second racks are respectively arranged on one sides of the gears, fixed blocks are respectively arranged on one sides of the second racks, and the second racks are respectively fixed on the side walls of the fixed blocks; according to the utility model, after the fluted disc structure is removed, the high-low clamping seat is directly connected with the air cylinder through the gear, and the air cylinder can directly control the clamping jaw on the high-low clamping seat to clamp and loosen the pipe through the gear while driving.

Description

Chuck driving device for pipe clamping

Technical Field

The utility model belongs to the technical field of chucks of laser pipe cutting machines, and particularly relates to a chuck driving device for clamping pipes.

Background

The pneumatic chuck is used as an important accessory of the laser pipe cutting equipment, and is mainly used for clamping and conveying pipe materials and sectional materials of various materials, so that the pipe materials and the sectional materials are processed, and the quality requirements of the pneumatic chuck are higher and higher nowadays.

The patent with publication number CN108747055A discloses a chuck positioning and clamping device, thereby drive fluted disc rotation through the power supply and drive and match tooth drive mechanism motion with the fluted disc, and then realize that the cassette that matches with tooth drive mechanism motion is separated or is cooperated the motion, this structure is although having the advantage that traditional precision of gear is high, solved the defect such as traditional chuck positioning accuracy is poor, frictional resistance is big, but its structure is complicated, simultaneously because its cylinder needs to push the fluted disc through the cylinder earlier and rotate and then indirectly control the cassette remove to press from both sides tightly, lead to its start time slower, unable first time control chuck presss from both sides tightly, influence work efficiency.

Disclosure of Invention

The utility model aims to solve the problems that the existing chuck is complex in structure, the fluted disc is pushed by the air cylinder to rotate, and then the clamping seat is indirectly controlled to move to clamp or relax, so that the starting time is relatively slow, and the like, and provides the chuck driving device for clamping the pipe.

The utility model realizes the above purpose through the following technical scheme: including the fixed disk, be respectively on the circumference of fixed disk and be the direction in opposite directions and be equipped with a pair of low cassette and a pair of high cassette, low cassette includes the jack catch, the tip of jack catch is equipped with the cylinder, the jack catch below is equipped with the sliding seat, be equipped with the slider in the sliding seat, the slider below is equipped with the slide rail, first rack has been seted up on the sliding seat lateral wall, the structure of high cassette is the same with the structure of low cassette, one side of low cassette and high cassette all is equipped with the support frame, the inside all vertical pivot that has inserted of support frame, the pivot outer diameter face all is equipped with the gear, gear one side all is equipped with the second rack, second rack one side all is equipped with the fixed block, the second rack all is fixed in on the lateral wall of fixed block, the one end of fixed block all is equipped with the cylinder.

Further, all carry out fixed connection through a plurality of bolts between jack catch and the sliding seat, between sliding seat and the slider, carry out fixed connection through the bolt and guaranteed the connection tightness between jack catch and sliding seat, sliding seat and the slider.

Further, the support frame is connected with the fixed disk as a whole, the integral connection ensures the stability of the support frame, the rotating shaft and the gear position, and further ensures that the meshing between the gear and the two racks is not deviated.

Furthermore, the gears are meshed with the first rack and the second rack, so that the two racks can move in opposite directions relative to the gears.

Further, the second racks are fixedly connected with the fixing blocks through the fixing plates, and the second racks can be driven to move while the extension of the air cylinders is guaranteed.

Further, the cylinder comprises a piston rod and a cylinder sleeve, the end part of the piston rod is fixed on the fixed block, and the piston rod can drive the fixed block to move simultaneously when performing telescopic movement.

The beneficial effects are that: 1. compared with the prior art, the utility model removes the fluted disc structure, simplifies the originally complex structure and saves the cost;

2. according to the utility model, after the fluted disc structure is removed, the high-low clamping seat is directly connected with the air cylinder through the gear, the air cylinder can directly control the clamping jaw on the high-low clamping seat to clamp and loosen the pipe through the gear while driving, the starting time is shorter, the synchronism is higher, and the working efficiency is improved;

3. compared with the prior art of double-cylinder bidirectional control, the utility model avoids the problem that once the cylinders are failed, the clamping claws on the two opposite clamping seats cannot be loosened, so that the pipe fitting is blocked and cannot be taken out.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of another angle structure of the present utility model;

FIG. 3 is a schematic view of a structure of a fixed disk of the present utility model;

fig. 4 is a schematic diagram of a low-calorie socket according to the present utility model.

In the figure: 1-fixed disc, 2-low cassette, 3-high cassette, 4-support frame, 5-rotating shaft, 6-gear, 7-second rack, 8-fixed block, 9-cylinder, 10-fixed plate;

the clamping jaw, 202-roller, 203-sliding seat, 204-sliding block, 205-sliding rail and 206-first rack;

901-piston rod, 902-cylinder sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The chuck driving device for clamping the pipe comprises a fixed disk 1, a pair of low clamping seats 2 and a pair of high clamping seats 3 are respectively arranged on the circumference of the fixed disk 1 in opposite directions, each low clamping seat 2 comprises a clamping jaw 201, a roller 202 is arranged at the end part of each clamping jaw 201, a sliding seat 203 is arranged below each clamping jaw 201, a sliding block 204 is arranged in each sliding seat 203, a sliding rail 205 is arranged below each sliding block 204, a first rack 206 is arranged on the side wall of each sliding seat 203, the structure of each high clamping seat 3 is identical to that of each low clamping seat 2, a supporting frame 4 is arranged on one side of each low clamping seat 2 and one side of each high clamping seat 3, rotary shafts 5 are longitudinally inserted in the supporting frames 4, gears 6 are respectively arranged on the outer diameter surfaces of the rotary shafts 5, second racks 7 are respectively arranged on one sides of the gears 6, fixing blocks 8 are respectively arranged on one sides of the second racks 7, and air cylinders 9 are respectively arranged at one ends of the fixing blocks 8.

The clamping jaw 201 is fixedly connected with the sliding seat 203 and the sliding block 204 through a plurality of bolts, the clamping jaw 201 is fixedly connected with the sliding seat 203 and the sliding seat 203 is fixedly connected with the sliding block 204 through the bolts, the supporting frame 4 is integrally connected with the fixed disc 1, the integral connection ensures the stability of the positions of the supporting frame 4, the rotating shaft 5 and the gear 6, further ensures that no deviation occurs in the meshing between the gear 6 and the two racks, the gear 6 is meshed with the first rack 206 and the second rack 7, the two racks are guaranteed to move in opposite directions relative to the gear 6, the second rack 7 is fixedly connected with the fixed block 8 through the fixing 10, the second rack 7 can be driven to move when the cylinder 9 stretches and contracts, the cylinder 9 comprises a piston rod 901 and a cylinder sleeve 902, the end part of the piston rod 901 is fixed on the fixed block 8, and the piston rod 901 can simultaneously drive the fixed block 8 to move when in stretching and contracting motion.

Working principle: the utility model mainly relates to a chuck driving device for clamping pipes, when a pipe is clamped, a piston rod 901 of an air cylinder 9 is retracted to drive a fixed block 8 to move, the fixed block 8 is fixed with a second rack 7 through a fixed plate 10, so that the second rack 7 can move along with the fixed block 8, the second rack 7 is meshed with a gear 6, the gear 6 is meshed with a first rack 206, the first rack 206 can move in the opposite direction with the second rack 7, the first rack 206 is arranged on a sliding seat 203, the sliding seat 203 can move on a sliding rail 205 through a sliding block 204, a claw 201 above the sliding seat 203 can clamp a workpiece, when the pipe is loosened, only the piston rod 901 is required to be controlled to extend by controlling the air cylinder 9 to extend according to the linkage principle, and the pipe can be clamped and loosened in a reciprocating manner.

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 utility model may be embodied in other specific forms without departing from the spirit or essential characteristics 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.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. The chuck driving device for clamping the pipe is characterized in that: including fixed disk (1), be a pair of low cassette (2) and a pair of high cassette (3) that are orientation in opposite directions respectively on the circumference of fixed disk (1), low cassette (2) include jack catch (201), the tip of jack catch (201) is equipped with cylinder (202), jack catch (201) below is equipped with sliding seat (203), be equipped with slider (204) in sliding seat (203), slider (204) below is equipped with slide rail (205), first rack (206) have been seted up on sliding seat (203) lateral wall, the structure of high cassette (3) with the structure of low cassette (2) is the same, low cassette (2) with one side of high cassette (3) all is equipped with support frame (4), inside all vertically the inserting of support frame (4) is equipped with pivot (5), pivot (5) outside diameter face all is equipped with gear (6), gear (6) one side all is equipped with second rack (7), second rack (7) one side all is equipped with fixed block (8) on one side, all be equipped with fixed block (8).

2. The chuck driving device for pipe clamping according to claim 1, wherein: the clamping jaw (201) is fixedly connected with the sliding seat (203) and the sliding seat (203) is fixedly connected with the sliding block (204) through a plurality of bolts.

3. The chuck driving device for pipe clamping according to claim 1, wherein: the supporting frames (4) are integrally connected with the fixed disc (1).

4. The chuck driving device for pipe clamping according to claim 1, wherein: the gears (6) are meshed with the first racks (206) and the second racks (7).

5. The chuck driving device for pipe clamping according to claim 1, wherein: the second racks (7) are fixedly connected with the fixed blocks (8) through fixing plates (10).

6. The chuck driving device for pipe clamping according to claim 1, wherein: the cylinder (9) comprises a piston rod (901) and a cylinder sleeve (902), and the end part of the piston rod (901) is fixed on the fixed block (8).