CN216913057U

CN216913057U - Machine tool clamping jaw

Info

Publication number: CN216913057U
Application number: CN202123260188.8U
Authority: CN
Inventors: 邢永福
Original assignee: Dalian Xinfu Precision Mould Co ltd
Current assignee: Dalian Xinfu Precision Mould Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-07-08
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a machine tool clamping jaw which comprises a casing and vertical rods, wherein the top ends of the vertical rods are fixedly connected with the casing, a transmission device is arranged in the casing, the right ends of a plurality of first supports are fixedly connected with the casing, the left end of each first support is fixedly connected with the vertical rod on the right side, the first supports are fixedly connected with the outer wall of a motor, the left end of an output shaft of the motor is fixedly connected with a worm, and two sides of the worm are rotatably connected with the vertical rods through bearings. The machine tool clamping jaw comprises a motor, a gear ring and a first gear. The cooperation between second gear, rack and the riser, starter motor, the motor drives the ring gear and rotates, and the ring gear drive first gear revolve, and a plurality of risers of first gear drive inwards move, press from both sides tight work piece, because ring gear and second gear number of teeth are different, can drive the second gear during ring gear revolve and rotate great distance, realize the quick centre gripping of riser, solved prior art and can't realize the problem of the quick centre gripping of work piece.

Description

Machine tool clamping jaw

Technical Field

The utility model relates to the technical field of machining, in particular to a machine tool clamping jaw.

Background

The clamping jaw of the machine tool is a device for clamping a workpiece and guiding a cutter on the machine tool, is a clamp specially designed for a certain procedure of a certain workpiece, is used for clamping the workpiece, and enables the workpiece to keep a preset position in the clamp during cutting.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a machine tool clamping jaw to solve the problem that the prior art proposed in the background art cannot realize rapid clamping of workpieces.

In order to achieve the purpose, the utility model provides the following technical scheme: a machine tool clamping jaw comprises a machine shell and vertical rods, wherein the top ends of the vertical rods are fixedly connected with the machine shell, and a transmission device is arranged on the right side of the upper portion of the machine shell;

the transmission device comprises a first bracket, a motor, a gear ring, a worm and a bearing;

it is a plurality of the right-hand member of first support links to each other with the casing is fixed, the left end of first support links to each other with the montant on right side is fixed, the outer wall of first support and motor is fixed to link to each other, the output shaft left end of motor links to each other with the worm is fixed, the both sides of worm are passed through the bearing and are rotated with the montant and link to each other, the bottom and the ring gear of worm mesh mutually.

Preferably, a clamping device is arranged in the middle of the machine shell;

the clamping device comprises a first gear, a second sliding block, a rack, a second gear, a second sliding rod, a vertical plate and a rotating shaft;

it is a plurality of the inner wall of second gear rotates with the casing through the pivot and links to each other, the outside and the gear ring of second gear mesh mutually, the outer wall front end and the first gear of pivot are fixed to be linked to each other, the left side and the rack of first gear mesh mutually, the rear end and the riser of rack are fixed to be linked to each other, the both sides of riser slide through second slider and a plurality of second slide bar and slide and link to each other

Preferably, two sides of the plurality of second sliding rods are fixedly connected with an L-shaped plate, and the inner wall of the L-shaped plate is fixedly connected with the machine shell through a screw and a gasket

Preferably, a locking device is arranged on the left side of the upper part of the machine shell;

the locking device comprises a clamping block, a first sliding rod, a hydraulic cylinder, a first sliding block, a rolling shaft and a V-shaped plate;

the upper end of the first sliding rod is fixedly connected with the casing, the inner wall of the first sliding rod is connected with the clamping block in a sliding mode through the first sliding block, the front end of the clamping block is fixedly connected with the roller, the outer wall of the roller is connected with the V-shaped plate in a sliding mode, and the left end of the V-shaped plate is fixedly connected with the output end of the hydraulic cylinder.

Preferably, the outer wall of the hydraulic cylinder is fixedly connected with a second support, and the left end of the second support is fixedly connected with the machine shell.

Compared with the prior art, the utility model has the beneficial effects that: the machine tool clamping jaw starts a motor through the matching among the motor, the gear ring, the first gear, the second gear, the rack and the vertical plates, the motor drives the gear ring to rotate, the gear ring drives the first gear to rotate, the first gear drives the vertical plates to move inwards through the rack to clamp a workpiece, and the gear ring and the second gear have different tooth numbers, so that the gear ring can drive the second gear to rotate by a larger angle during rotation, the vertical plates can be clamped quickly, and the problem that the workpiece cannot be clamped quickly in the prior art is solved;

through the cooperation between pneumatic cylinder, V-arrangement board, roller bearing, clamp splice and the worm, start the pneumatic cylinder, the pneumatic cylinder drives the clamp splice through V-arrangement board and roller bearing and removes, makes clamp splice and worm offset tightly, makes the unable removal of riser, has realized the locking to the work piece, has solved when using because external force or mechanical shock influence cause the not hard up problem of work piece centre gripping.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure A in FIG. 1;

FIG. 3 is a schematic view of the structure B in FIG. 1;

fig. 4 is a schematic structural diagram of C in fig. 1.

In the figure: 1. the device comprises a machine shell, 2, a vertical rod, 3, a transmission device, 301, a first support, 302, a motor, 303, a gear ring, 304, a worm, 305, a bearing, 4, a locking device, 401, a clamping block, 402, a first sliding rod, 403, a hydraulic cylinder, 404, a first sliding block, 405, a rolling shaft, 406, a V-shaped plate, 5, a clamping device, 501, a first gear, 502, a second sliding block, 503, a rack, 504, a second gear, 505, a second sliding rod, 506, a vertical plate, 507, a rotating shaft, 6, a screw, 7, a gasket, 8, an L-shaped plate, 9 and a second support.

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, the present invention provides a technical solution: the utility model provides a machine tool clamping jaw, including casing 1 and montant 2, the top of a plurality of montants 2 links to each other with casing 1 is fixed, the upper portion right side of casing 1 is equipped with transmission 3, transmission 3 includes first support 301, motor 302, ring gear 303, worm 304 and bearing 305, the right-hand member of a plurality of first supports 301 links to each other with casing 1 is fixed, the left end of first support 301 links to each other with montant 2 on right side is fixed, first support 301 links to each other with motor 302's outer wall is fixed, motor 302's output shaft left end links to each other with worm 304 is fixed, motor 302 drives worm 304 and rotates, the both sides of worm 304 are passed through bearing 305 and are rotated with montant 2 and link to each other, the bottom and the ring gear 303 mesh of worm 304, worm drive ring gear 303 rotates.

The middle of the machine case 1 is provided with a clamping device 5, the clamping device 5 comprises a first gear 501, a second sliding block 502, a rack 503, a second gear 504, a second sliding rod 505, a vertical plate 506 and a rotating shaft 507, the inner walls of the second gears 504 are rotatably connected with the machine case 1 through the rotating shaft 507, the outer side of the second gear 504 is meshed with a gear ring 303, the gear ring 303 drives the second gear 504 to rotate, the front end of the outer wall of the rotating shaft 507 is fixedly connected with the first gear 501, the second gear 504 drives the first gear 501 to rotate through the rotating shaft 507, the left side of the first gear 501 is meshed with the rack 503, the rear end of the rack 503 is fixedly connected with the vertical plate 506, the two sides of the vertical plate 506 are slidably connected with the second sliding rods 505 through the second sliding block 502, the two sides of the second sliding rods 505 are fixedly connected with an L-shaped plate 8, and the inner wall of the L-shaped plate 8 is fixedly connected with the machine case 1 through a screw 6 and a gasket 7.

The upper portion left side of casing 1 is equipped with locking device, locking device 4 includes clamp splice 401, first slide bar 402, pneumatic cylinder 403, first slider 404, roller 405 and V-arrangement board 406, the upper end of first slide bar 402 is fixed continuous with casing 1, the inner wall of first slide bar 402 slides with clamp splice 401 through first slider 404 and links to each other, the front end of clamp splice 401 is fixed continuous with roller 405, the outer wall and the V-arrangement board 406 of roller 405 slide continuous, the left end of V-arrangement board 406 is fixed continuous with the output of pneumatic cylinder 403, the outer wall and the fixed continuous of second support 9 of pneumatic cylinder 403, the left end and the casing 1 of second support 9 are fixed continuous, pneumatic cylinder 403 drives clamp splice 401 through V-arrangement board 406 and roller 405 and removes.

The motor 302 is started, the motor 302 drives the worm 304 to rotate, the worm 304 drives the gear ring 303 to rotate, the gear ring 303 drives the plurality of second gears 504 to rotate, the second gears 504 drive the first gear 501 to rotate through the rotating shaft 507, the first gear 501 drives the plurality of vertical plates 506 to move inwards through the racks 503 to clamp the workpiece, because ring gear 303 and second gear 504 number of teeth are different, ring gear 303 can drive second gear 504 when rotating and rotate great angle, realize the quick centre gripping of riser 506, the problem of prior art can't realize carrying out quick centre gripping to the work piece has been solved, start hydraulic cylinder 403, hydraulic cylinder 403 drives clamp splice 401 through V-arrangement board 406 and roller bearing 405 and removes, make clamp splice 401 and worm 304 offset tightly, make riser 506 unable removal, the locking to the work piece has been realized, the problem of the work piece centre gripping is not hard up because external force or mechanical shock influence when using has been solved.

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 lathe clamping jaw, includes casing (1) and montant (2), and is a plurality of the top of montant (2) is fixed continuous its characterized in that with casing (1): a transmission device (3) is arranged on the right side of the upper part of the machine shell (1);

the transmission device (3) comprises a first bracket (301), a motor (302), a gear ring (303), a worm (304) and a bearing (305);

it is a plurality of the right-hand member of first support (301) links to each other with casing (1) is fixed, the left end of first support (301) links to each other with montant (2) on right side are fixed, first support (301) links to each other with the outer wall of motor (302) is fixed, the output shaft left end of motor (302) links to each other with worm (304) are fixed, the both sides of worm (304) are passed through bearing (305) and are rotated with montant (2) and link to each other, the bottom and the gear ring (303) of worm (304) mesh mutually.

2. A machine tool jaw according to claim 1, characterized in that: the middle part of the shell (1) is provided with a clamping device (5);

the clamping device (5) comprises a first gear (501), a second sliding block (502), a rack (503), a second gear (504), a second sliding rod (505), a vertical plate (506) and a rotating shaft (507);

a plurality of the inner wall of second gear (504) rotates with casing (1) through pivot (507) and links to each other, the outside and ring gear (303) of second gear (504) mesh mutually, the outer wall front end and the fixed linking to each other of first gear (501) of pivot (507), the outer wall and the rack (503) of first gear (501) mesh mutually, the rear end and the riser (506) of rack (503) are fixed linking to each other, the both sides of riser (506) are passed through second slider (502) and are linked to each other with second slide bar (505) slip.

3. A machine tool jaw according to claim 2, characterized in that: two sides of the second sliding rods (505) are fixedly connected with an L-shaped plate (8), and the inner wall of the L-shaped plate (8) is fixedly connected with the machine shell (1) through a screw (6) and a gasket (7).

4. A machine tool jaw according to claim 1, characterized in that: a locking device (4) is arranged on the left side of the upper part of the machine shell (1);

the locking device (4) comprises a clamping block (401), a first sliding rod (402), a hydraulic cylinder (403), a first sliding block (404), a rolling shaft (405) and a V-shaped plate (406);

the upper end of the first sliding rod (402) is fixedly connected with the machine shell (1), the inner wall of the first sliding rod (402) is connected with the clamping block (401) in a sliding mode through the first sliding block (404), the front end of the clamping block (401) is fixedly connected with the rolling shaft (405), the outer wall of the rolling shaft (405) is connected with the V-shaped plate (406) in a sliding mode, and the left end of the V-shaped plate (406) is fixedly connected with the output end of the hydraulic cylinder (403).

5. A machine tool jaw according to claim 4, characterized in that: the outer wall of the hydraulic cylinder (403) is fixedly connected with a second support (9), and the left end of the second support (9) is fixedly connected with the machine shell (1).