CN219944665U

CN219944665U - Full-stroke chuck

Info

Publication number: CN219944665U
Application number: CN202320437434.2U
Authority: CN
Inventors: 徐梅霞
Original assignee: Lingman Machinery Technology Changzhou Co ltd
Current assignee: Lingman Machinery Technology Changzhou Co ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-11-03
Anticipated expiration: 2033-03-09

Abstract

The utility model provides a full-stroke chuck which comprises a shell, a sliding block, a clamping assembly, a second gear and a linkage assembly, wherein a first mounting plate and a second mounting plate are respectively arranged on two sides of the shell, through holes are formed in the first mounting plate and the second mounting plate, a surrounding baffle is fixedly arranged at the position of the through hole corresponding to the inner wall of the shell, a plurality of groups of sliding grooves are formed in the outer part of the first mounting plate, the sliding block is slidably arranged in the sliding grooves, a first rack is fixedly arranged below the side of the sliding block, the clamping assembly is arranged on the sliding block and used for clamping workpieces when the sliding block slides, and a plurality of groups of second gears are arranged; compared with the prior art, the rod-shaped workpiece clamping device has the advantages that the rods are clamped on the first mounting block and the second mounting block, so that the clamping of the periphery of the rod-shaped workpiece is realized in multiple directions, the rod-shaped workpiece can be stably clamped, and the square workpiece can be also stably clamped.

Description

Full-stroke chuck

Technical Field

The utility model relates to the technical field of chucks, in particular to a full-stroke chuck.

Background

When a pipe or a bar is cut and processed by using equipment such as a laser pipe cutting machine, a CNC processing machine tool and the like, a chuck is usually required to clamp the pipe or the bar;

to further understand the chuck in the prior art, the bulletin number is: CN 209754598U's chinese patent discloses a clamping device for lathe processing, comprising a base plate, the top swing joint of bottom plate has the bracing piece, the top fixedly connected with carousel of bracing piece, first ring groove has been seted up to the bottom of carousel, the inner wall fixedly connected with tooth of first ring groove, the right side fixedly connected with motor at bottom plate top, the top of motor shaft extends to the inner chamber of first ring groove, the top fixedly connected with gear of motor shaft, gear and tooth meshing, the both sides at carousel top all are provided with supporting mechanism.

Through exploring and analyzing, the patent has the following defects in actual use:

in this patent, only the workpiece is clamped by the clamping plates with two square structures, and the clamping effect is not good (the hand force is limited) because of manual rotation operation, and the clamping effect is good only for square workpieces, and the stability is poor when the rod-shaped workpieces are clamped (because the clamping plates are tangent to the rod in contact with the rod, and only the clamping plates are arranged on two sides, so that the contact area is small as a whole).

Disclosure of Invention

The full-stroke chuck is used for solving the technical problems that in the prior art, a workpiece is clamped only through two clamping plates with square structures, and is manually rotated, so that not only is the clamping effect poor, but also the square workpiece is better in clamping effect, and the stability is poor when a rod-shaped workpiece is clamped. The technical scheme adopted by the utility model is as follows: the utility model provides a full stroke chuck, includes shell, slider, clamping assembly, second gear and linkage subassembly, first mounting dish and second mounting dish are installed respectively to the both sides of shell, all be equipped with the through-hole on first mounting dish and the second mounting dish, the position fixed mounting of the through-hole that the shell inner wall corresponds has the fender that encloses, the outside of first mounting dish is equipped with multiunit spout, slider slidable mounting is in the spout, the equal fixed mounting of side below of slider has first rack, clamping assembly sets up on the slider for carry out the centre gripping to the work piece when the slider slides, the second gear is equipped with the multiunit, rotates to be installed on the lateral wall of first mounting dish, second gear and first rack engagement, linkage subassembly sets up in the shell for drive second gear synchronous rotation.

Further, the clamping assembly comprises a first installation block and a second installation block which are respectively installed on the sliding block, the first installation block and the second installation block are adjacently arranged, and clamping rods are fixedly installed at one ends of the first installation block and the second installation block.

Further, a plurality of groups of fixing frames are fixedly arranged between the second mounting plate and the first mounting plate.

Further, the linkage assembly comprises a first gear fixedly connected to the bottom end of a second gear, a sliding part slidably mounted on one side of a fixing frame, a second rack fixedly mounted on the sliding part and a chain arranged in the shell, four groups of fixing rods are fixedly mounted between the first mounting plate and the second mounting plate, guide chain wheels are rotatably mounted on the fixing rods, the chain is sleeved on the guide chain wheels, the outer wall of the chain is fixedly connected with the sliding part, an air cylinder is mounted on the second mounting plate through a mounting part, and a piston rod of the air cylinder is connected with a mounting frame which is fixedly connected with the sliding part.

Further, the first mounting block is higher than the second mounting block.

Further, the external fixing sleeve of the clamping rod is provided with a rubber sleeve.

Further, the annular structure with two open ends of the shell is provided.

Further, the foot rest is fixedly arranged outside the shell.

The beneficial effects of the utility model are as follows: compared with the prior art, the rod-shaped workpiece clamping device has the advantages that the rods are clamped on the first mounting block and the second mounting block and driven by the cylinder to realize multi-directional clamping around, multi-directional area contact with the workpiece is realized, so that the rod-shaped workpiece can be stably clamped, and the square workpiece can be stably clamped.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

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

FIG. 3 is a schematic view of the internal structure of the housing of the present utility model;

fig. 4 is an enlarged schematic view of the area a in fig. 3.

Marked in the figure as: 1. a housing; 2. a first mounting plate; 3. a second mounting plate; 4. a slide block; 5. a first mounting block; 6. a second mounting block; 7. a clamping rod; 8. a through hole; 9. a first rack; 10. a fixing frame; 11. a slider; 12. a second rack; 13. a cylinder; 14. a mounting frame; 15. a guide sprocket; 16. a chain; 17. a first gear; 18. a second gear; 19. and (5) enclosing.

Detailed Description

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "front", "upper", "lower", "left", "right", "vertical", "horizontal", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model will be further described with reference to fig. 1-4.

In order to solve the problems in the background technology, the utility model provides the following technical scheme: a full stroke chuck includes a housing 1, a slide 4, a clamping assembly, a second gear 18, and a linkage assembly.

In the utility model, a first mounting plate 2 and a second mounting plate 3 are respectively arranged on two sides of a shell 1, annular structures with openings are arranged at two ends of the shell 1, foot stands are fixedly arranged outside the shell 1, a plurality of groups of fixing frames 10 are fixedly arranged between the second mounting plate 3 and the first mounting plate 2, the fixing frames 10 are convenient for the equipment to be fixedly arranged on other equipment or the ground, the fixing is realized, the first mounting plate 2 and the second mounting plate 3 are arranged, and the first mounting plate 2 and the second mounting plate 3 can be fixedly arranged on two sides of the shell 1.

Further stated, through holes 8 are formed in the first mounting plate 2 and the second mounting plate 3, workpieces are placed, clamping is facilitated, the position of the through hole 8 corresponding to the inner wall of the shell 1 is fixedly provided with a surrounding block 19, specifically four surrounding blocks 19, in four directions, the inside of the shell 1 is sealed through the arrangement of the surrounding blocks 19, and the surrounding blocks 19 are made of plate-shaped materials.

In order to realize sliding clamping, a plurality of groups of sliding grooves, specifically four groups of sliding grooves, can be arranged outside the first mounting plate 2, the sliding blocks 4 are slidably mounted in the sliding grooves, the first racks 9 are fixedly mounted below the sliding blocks 4, correspondingly, a plurality of groups, specifically four groups, or six groups of second gears 18 are arranged, so that the sliding grooves are rotatably mounted on the side wall of the first mounting plate 2, and the second gears 18 are meshed with the first racks 9 to realize linkage.

The design scheme is further refined, and the clamping assembly is arranged on the sliding block 4 and used for clamping the workpiece when the sliding block 4 slides;

the clamping assembly comprises a first mounting block 5 and a second mounting block 6 which are respectively mounted on the sliding block 4; in the utility model, four sliding blocks 4 are arranged, so two first installation blocks 5 and two second installation blocks 6 are also arranged, the two first installation blocks 5 are respectively and fixedly connected with the two sliding blocks 4, and the two second installation blocks 6 are respectively and fixedly connected with the other two sliding blocks 4;

simultaneously, the first installation piece 5 and the second installation piece 6 are adjacent to each other, so through the slip of slider 4, can drive first installation piece 5 and the slip of second installation piece 6 synchronization.

In order to increase the clamping effect, so all fixed mounting has grip bar 7 in the one end of first installation piece 5 and second installation piece 6, grip bar 7 is bar-shaped structure, the outside fixed cover of grip bar 7 is equipped with the rubber sleeve, play anti-skidding function, in fact also can change other structures, and the height of first installation piece 5 is higher than second installation piece 6, through setting up the height of first installation piece 5 and be higher than second installation piece 6, so grip bar 7 on can first installation piece 5 and the second installation piece 6 presents the stack structure, the convenience carries out more firm centre gripping to the work piece, because grip bar 7 on the first installation piece 5 can carry out the centre gripping to the first half of work piece, grip bar 7 on the second installation piece 6 can carry out the centre gripping to the second half of work piece, thereby increase the firm effect of centre gripping.

In order to achieve synchronous movement of the sets of sliders 4, a linkage assembly is provided, which is provided in the housing 1 for driving the second gear 18 to rotate synchronously.

The specific design is as follows,

the linkage assembly comprises a first gear 17 fixedly connected to the bottom end of a second gear 18, a sliding piece 11 slidably mounted on one side of the fixed frame 10, a second rack 12 fixedly mounted on the sliding piece 11, and a chain 16 arranged in the shell 1.

Four groups of fixing rods are fixedly arranged between the first mounting plate 2 and the second mounting plate, guide chain wheels 15 are rotatably arranged on the fixing rods, chains 16 are sleeved on the guide chain wheels 15, the outer walls of the chains 16 are fixedly connected with the sliding parts 11, the aim is that when one sliding part 11 slides, other sliding parts 11 can synchronously slide through pushing of the chains 16, and air cylinders 13 are arranged on the second mounting plate through the mounting parts, 1-4 air cylinders 13 can be arranged.

Specific reference is made to the following operations

The workpiece passes through the through hole 8 and is positioned in the shell 1, then the air cylinder 13 is started to push the sliding parts 11 to slide, the sliding parts 11 can drive other sliding parts 11 to synchronously slide under the action of the chain 16, and the chain 16 drives the other sliding parts 11 to slide because the chain 16 is pushed to move when the sliding parts 11 slide, so that synchronous movement is realized;

when the second rack 12 on the sliding piece 11 drives the first gear 17 to rotate, the first gear 17 drives the second gear 18 to rotate, and the second gear 18 drives the first rack 9 to slide;

the first rack 9 drives the sliding blocks 4 to slide on the sliding grooves, and the plurality of groups of sliding blocks 4 drive the first mounting blocks 5 and the second mounting blocks 6 to slide towards the center of the through hole 8 respectively, so that workpieces can be firmly clamped through the clamping rods 7;

the clamping bars 7 are arranged around the through holes 8, so that not only can rod-shaped workpieces be clamped, but also square workpieces can be firmly clamped.

Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional modes in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that details are not described in detail in the specification, and the utility model belongs to the prior art known to the person skilled in the art.

Although embodiments of the present utility model have been shown and described, it will be obvious to those skilled in the art that the scope of the present utility model is defined by the appended claims and equivalents thereof.

Claims

1. A full stroke chuck, comprising

The novel anti-theft device comprises a shell (1), wherein a first mounting disc (2) and a second mounting disc (3) are respectively arranged on two sides of the shell (1), through holes (8) are formed in the first mounting disc (2) and the second mounting disc (3), and a surrounding baffle (19) is fixedly arranged at the position of the through hole (8) corresponding to the inner wall of the shell (1);

the sliding blocks (4) are arranged outside the first mounting plate (2), a plurality of groups of sliding grooves are formed in the sliding blocks (4), the sliding blocks (4) are slidably arranged in the sliding grooves, and first racks (9) are fixedly arranged below the side of each sliding block (4);

the clamping assembly is arranged on the sliding block (4) and used for clamping a workpiece when the sliding block (4) slides;

the second gears (18) are provided with a plurality of groups, the second gears (18) are rotatably arranged on the side wall of the first mounting disc (2), and the second gears (18) are meshed with the first racks (9);

and the linkage assembly is arranged in the shell (1) and is used for driving the second gear (18) to synchronously rotate.

2. The full stroke chuck according to claim 1, wherein the clamping assembly comprises a first mounting block (5) and a second mounting block (6) mounted on the slide block (4), respectively, the first mounting block (5) and the second mounting block (6) are adjacently arranged, and clamping rods (7) are fixedly mounted at one ends of the first mounting block (5) and the second mounting block (6).

3. A full stroke chuck according to claim 2, characterized in that a plurality of sets of holders (10) are fixedly mounted between the second mounting plate (3) and the first mounting plate (2).

4. A full stroke chuck according to claim 3, wherein the linkage assembly comprises a first gear (17) fixedly connected to the bottom end of a second gear (18), a sliding member (11) slidably mounted on one side of a fixing frame (10), a second rack (12) fixedly mounted on the sliding member (11), and a chain (16) arranged in the housing (1), four groups of fixing rods are fixedly mounted between the first mounting plate (2) and the second mounting plate (3), guide sprockets (15) are rotatably mounted on the fixing rods, the chain (16) is sleeved on the guide sprockets (15), the outer wall of the chain (16) is fixedly connected with the sliding member (11), a cylinder (13) is mounted on the second mounting plate (3) through the mounting member, a mounting frame (14) is connected with a piston rod of the cylinder (13), and the mounting frame (14) is fixedly connected with the sliding member (11).

5. A full stroke chuck according to claim 4, wherein the first mounting block (5) is higher than the second mounting block (6).

6. A full stroke chuck according to claim 5, characterized in that the outer fixing sleeve of the clamping rod (7) is provided with a rubber sleeve.

7. A full stroke chuck according to claim 6, characterized in that the housing (1) has a ring-shaped structure open at both ends.

8. A full stroke chuck according to claim 7, characterized in that the outer part of the housing (1) is fixedly fitted with a foot rest.