CN216138154U

CN216138154U - Drilling clamp for processing shaft products

Info

Publication number: CN216138154U
Application number: CN202121980546.XU
Authority: CN
Inventors: 肖襄谷; 肖川; 李思贵; 薛玉仓; 贡维亮
Original assignee: Hubei Chuangu Machinery Industry Co ltd
Current assignee: Hubei Chuangu Machinery Industry Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-03-29
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a drilling clamp for processing shaft products, and relates to the technical field of processing clamps. According to the utility model, through the matching of the clamping blocks, the clamping effect can be adjusted according to the thickness of the shaft products, and the application range of the drilling clamp for processing the shaft parts can be effectively enlarged.

Description

Drilling clamp for processing shaft products

Technical Field

The utility model relates to the technical field of drilling fixtures, in particular to a drilling fixture for machining shaft products.

Background

The clamp is a device used for fixing a processing object in a mechanical manufacturing process, so that the processing object is in a correct position to receive construction or detection. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig.

The existing drilling clamp has the problems that the specification of a clamped shaft is single, and the clamping cannot be adjusted according to the thickness of the shaft; document with application number CN201410462157.6 discloses a clamping device for portable shaft part drilling fixture, it sets up left clamping table, right clamping table and fixed plate, left clamping table is provided with a fixed seat, the lantern ring, three screw rod, three handle and three chuck, it rotates and then drives the chuck to press from both sides the shaft part of treating processing to drive the screw rod through manual turning handle, but the device is when using, because it can realize pressing from both sides fixedly to need manual turning handle, like this it is the same and the pivoted apart from the same to need the same initial position of three handle pivoted, this has proposed higher requirement to the operation, when not having the better control to the parameter of rotation, the eccentric problem can take place for the tight axle class of clamp and then the work piece that leads to processing appears the defect.

Therefore, the drilling clamp for machining the shaft products is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to make up for the defects of the prior art and provides a drilling clamp for machining shaft products.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides an axle type is boring grab for product processing, includes the track box, the track groove has been seted up to the upper surface of track box, the inside in track groove is equipped with the threaded long pole, the right-hand member of threaded long pole is rotated with the inner wall in track groove and is connected, the left end of threaded long pole runs through the track groove and extends to the outside of track box, the left end fixedly connected with of threaded long pole turns round the piece, threaded long pole threaded connection has the removal supporting shoe, it has cup jointed a supporting cylinder to remove the supporting shoe, the top of track box is equipped with fixture and positioning mechanism.

Furthermore, fixture includes the grip block, the right-hand member of grip block rotates and is connected with the preforming, a draw-in groove corresponding with the grip block is seted up to the support section of thick bamboo, the grip block rotates with the inner wall of draw-in groove and is connected.

Furthermore, the clamping block is fixedly connected with a short block, the left side face of the short block is fixedly connected with an extension spring, and the extension spring is connected with the supporting cylinder in a specified manner.

Further, the inside of a support section of thick bamboo is seted up the cavity, and the inside of cavity has seted up the wire casing, cavity inner wall sliding connection has the toper slider, the toper slider is seted up and is run through the screw hole.

Further, the fixed surface of toper slider is connected with the fixture block, fixture block and wire casing sliding connection, toper slider threaded connection has the threaded rod, the threaded rod runs through the support section of thick bamboo and extends to the outside of supporting the section of thick bamboo, the fixed surface of the left end of threaded rod is connected with the lug.

Further, positioning mechanism includes the sleeve, sleeve and a support section of thick bamboo fixed connection, telescopic inner wall fixedly connected with locating piece, telescopic inside sliding connection has tooth piece, be equipped with expanding spring between tooth piece and the support section of thick bamboo.

Furthermore, the locating piece has cup jointed the push rod, the left end fixedly connected with rotatory piece of push rod, the right-hand member and the tooth piece fixed connection of push rod, the tooth piece cup joints the surface at threaded rod and lug.

Has the advantages that:

through the cooperation of the grip block that sets up, press and move rotatory piece and drive the pole of pressing, make and press the pole to push away tooth piece and break away from the locating piece, tooth piece compression expanding spring, it drives tooth piece rotation to rotate according to the pole of pressing, tooth piece drives the lug, make the lug drive the threaded rod and rotate, the threaded rod promotes the toper slider and removes when rotating, the joint of the fixture block of setting and wire casing prevents that the toper slider from rotating two along with the threaded rod, the toper slider slides and promotes the grip block, make the other end of grip block push down, the effect of adjusting the centre gripping according to the thickness of axle type product has been reached, the drilling jig of today has been solved, the axle type specification of centre gripping is single, can not adjust the centre gripping according to axle type thickness, and the problem that needs manual gradation to a plurality of grip blocks operate.

Drawings

FIG. 1 is a cross-sectional view of a three-dimensional structural support cylinder and sleeve of the present invention;

FIG. 2 is a front view of the present invention;

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

fig. 4 is a schematic diagram of the overall three-dimensional structure of the present invention.

In the figure: the device comprises a track box 1, a track groove 2, a threaded long rod 3, a rotary torsion block 4, a movable supporting block 5, a supporting cylinder 6, a clamping groove 7, a clamping block 8, a short block 9, an extension spring 10, a pressing sheet 11, a conical sliding block 12, a clamping block 13, a threaded rod 14, a convex block 15, a tooth block 16, a telescopic spring 17, a sleeve 18, a pressing rod 19, a positioning block 20 and a rotary block 21.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

As shown in fig. 1 to 4, the drilling jig for processing shaft-type products of the present invention includes a track box 1, a track groove 2 is formed on an upper surface of the track box 1, a threaded long rod 3 is disposed inside the track groove 2, a right end of the threaded long rod 3 is rotatably connected to an inner wall of the track groove 2, a left end of the threaded long rod 3 penetrates through the track groove 2 and extends to an outside of the track box 1, a left end of the threaded long rod 3 is fixedly connected to a rotation torsion block 4, the threaded long rod 3 is threadedly connected to a movable support block 5, and the movable support block 5 is sleeved with a support cylinder 6.

Referring to fig. 1, the top of track box 1 is equipped with fixture, fixture includes grip block 8, the right-hand member of grip block 8 rotates and is connected with preforming 11, support section of thick bamboo 6 and seted up draw-in groove 7 corresponding with grip block 8, grip block 8 rotates with the inner wall of draw-in groove 7 to be connected, grip block 8's right-hand member is seted up flutedly, grip block 8 rotates with preforming 11 through the recess to be connected, grip block 8's right-hand member is equipped with the inserted bar, grip block 8 rotates with draw-in groove 7 through the inserted bar to be connected.

Through the rotation of grip block 8, adjust the centre gripping according to the thickness of axle type product.

Specifically, the open angle of the holding block 8 is set to 30 degrees.

Referring to fig. 1, a short block 9 is fixedly connected to the holding block 8, an extension spring 10 is fixedly connected to the left side surface of the short block 9, the extension spring 10 is connected to the support tube 6 in a predetermined manner, and the extension spring 10 has a restoring function.

The short block 9 is pulled through the extension spring 10, so that the short block 9 pulls the clamping block 8, and the clamping block 8 is always in an open state when shaft products are not clamped.

Referring to fig. 1, a cavity is formed in the supporting cylinder 6, a wire slot is formed in the cavity, a conical sliding block 12 is connected to the inner wall of the cavity in a sliding mode, a through threaded hole is formed in the conical sliding block 12, the conical sliding block 12 can slide conveniently due to the formed cavity, and a conical inclined plane is arranged at the left end of the conical sliding block 12.

The clamping block 8 is pushed by the sliding of the conical sliding block 12, so that the other end of the clamping block 8 is pressed downwards, and clamping is carried out according to the thickness of the shafts.

Referring to fig. 1, the outer surface of the tapered slider 12 is fixedly connected with a clamping block 13, the clamping block 13 is connected with a wire casing in a sliding manner, the tapered slider 12 is in threaded connection with a threaded rod 14, the threaded rod 14 penetrates through the supporting cylinder 6 and extends to the outside of the supporting cylinder 6, the outer surface of the left end of the threaded rod 14 is fixedly connected with a convex block 15, the threaded rod 14 pushes the tapered slider 12 to move when rotating, and the clamping of the clamping block 13 and the wire casing prevents the tapered slider 12 from rotating twice along with the threaded rod 14.

The lug 15 is arranged, so that the tooth block 16 rotates, and the threaded rod 14 is driven to rotate by the lug 15.

Referring to fig. 1, a positioning mechanism is arranged above the track box 1, and includes a sleeve 18, the sleeve 18 is fixedly connected with the support cylinder 6, a positioning block 20 is fixedly connected to the inner wall of the sleeve 18, a tooth block 16 is slidably connected to the inside of the sleeve 18, and a telescopic spring 17 is arranged between the tooth block 16 and the support cylinder 6. The right side surface of the positioning block 20 is provided with teeth, and the positioning block 20 is meshed with the tooth block 16 through the teeth.

The threaded rod 14 is driven to rotate by rotating the positioning block 20, and the positioning block 20 is meshed with the tooth block 16 after rotating to a proper position.

Referring to fig. 1, a pressing rod 19 is sleeved on a positioning block 20, a rotating block 21 is fixedly connected to the left end of the pressing rod 19, the right end of the pressing rod 19 is fixedly connected with a tooth block 16, the tooth block 16 is sleeved on the outer surfaces of a threaded rod 14 and a projection 15, the pressing rod 19 is pressed, the pressing rod 19 pushes the tooth block 16 to be separated from the positioning block 20, and the tooth block 16 compresses a telescopic spring 17.

The tooth block 16 drives the projection 15, so that the projection 15 drives the threaded rod 14 to rotate, after adjustment and clamping are completed, the positioning block 20 is meshed with the tooth block 16 under the pushing of the telescopic spring 17, and the positioning block 20 positions the threaded rod 14 through the projection 15.

The working principle is as follows:

firstly, a shaft product is placed between four clamping blocks 8, according to the thickness of the shaft product, a pressing rotating block 21 is pressed to drive a pressing rod 19, the pressing rod 19 pushes a tooth block 16 to be separated from a positioning block 20, the tooth block 16 compresses a telescopic spring 17, the pressing rod 19 is rotated to drive the tooth block 16 to rotate, the tooth block 16 drives a lug 15, the lug 15 drives a threaded rod 14 to rotate, the threaded rod 14 pushes a conical slide block 12 to move when rotating, the arranged clamping block 13 is clamped with a wire groove to prevent the conical slide block 12 from rotating twice along with the threaded rod 14, the conical slide block 12 slides to push the clamping blocks 8, so that the other ends of the clamping blocks 8 are pressed downwards, the clamping is carried out according to the thickness of the shaft, after the shaft product is regulated and clamped, under the pushing of the extension spring 17, the positioning block 20 is meshed with the tooth block 16, and the positioning block 20 positions the threaded rod 14 through the lug 15, so that the threaded rod 14 is prevented from loosening in the clamping process.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. Shaft class is boring grab for product machining, including track box (1), its characterized in that: track groove (2) have been seted up to the upper surface of track box (1), the inside in track groove (2) is equipped with threaded long rod (3), the right-hand member of threaded long rod (3) rotates with the inner wall of track groove (2) to be connected, the left end of threaded long rod (3) runs through track groove (2) and extends to the outside of track box (1), the left end fixedly connected with rotation of threaded long rod (3) turns round piece (4), threaded long rod (3) threaded connection has removal supporting shoe (5), support cylinder (6) have been cup jointed in removal supporting shoe (5), the top of track box (1) is equipped with fixture and positioning mechanism.

2. The shaft product machining drilling clamp as set forth in claim 1, wherein: the clamping mechanism comprises a clamping block (8), the right end of the clamping block (8) is rotatably connected with a pressing sheet (11), a clamping groove (7) corresponding to the clamping block (8) is formed in the supporting cylinder (6), and the clamping block (8) is rotatably connected with the inner wall of the clamping groove (7).

3. The shaft product machining drilling jig as set forth in claim 2, characterized in that: the clamping block (8) is fixedly connected with a short block (9), the left side face of the short block (9) is fixedly connected with an extension spring (10), and the extension spring (10) is connected with the supporting cylinder (6) in a specified mode.

4. The shaft product machining drilling clamp as set forth in claim 1, wherein: the supporting cylinder is characterized in that a cavity is formed in the supporting cylinder (6), a wire groove is formed in the cavity, a conical sliding block (12) is connected to the inner wall of the cavity in a sliding mode, and a through threaded hole is formed in the conical sliding block (12).

5. The shaft product machining drilling clamp as set forth in claim 4, wherein: the utility model discloses a supporting device for the wire casing, including toper slider (12), the surface fixed connection of toper slider (12) has fixture block (13), fixture block (13) and wire casing sliding connection, toper slider (12) threaded connection has threaded rod (14), threaded rod (14) run through a support section of thick bamboo (6) and extend to the outside of a support section of thick bamboo (6), the left end surface fixed connection of threaded rod (14) has lug (15).

6. The shaft product machining drilling clamp as set forth in claim 1, wherein: the positioning mechanism comprises a sleeve (18), the sleeve (18) is fixedly connected with the supporting cylinder (6), and a positioning block (20) is fixedly connected to the inner wall of the sleeve (18).

7. The shaft product machining drilling clamp as set forth in claim 6, wherein: the inside sliding connection of sleeve (18) has tooth piece (16), be equipped with expanding spring (17) between tooth piece (16) and the support section of thick bamboo (6).

8. The shaft product machining drilling jig as set forth in claim 7, characterized in that: locating piece (20) have cup jointed push rod (19), the left end fixedly connected with rotatory piece (21) of push rod (19), the right-hand member and tooth piece (16) fixed connection of push rod (19), tooth piece (16) cup joint the surface at threaded rod (14) and lug (15).