CN219254813U

CN219254813U - Clamp suitable for T-shaped tee pipe joint

Info

Publication number: CN219254813U
Application number: CN202320600715.5U
Authority: CN
Inventors: 丛培新; 陈顺国; 吴祖兴; 唐举涛; 陈桃
Original assignee: GUIYANG BOYA MACHINERY MANUFACTURING CO LTD
Current assignee: GUIYANG BOYA MACHINERY MANUFACTURING CO LTD
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-06-27
Anticipated expiration: 2033-03-24

Abstract

The utility model discloses a clamp suitable for a T-shaped three-way pipe joint, which comprises a clamp body, wherein one end of the clamp body is a clamping handle capable of being installed on a machine tool, the other end of the clamp body is provided with a fixed platform, a pair of clamping blocks are arranged on the fixed platform, and an installation groove for placing a workpiece to be processed is reserved between the two clamping blocks; the side parts of the two clamping blocks are provided with first limiting structures for limiting the workpiece in the horizontal direction; the top is provided with a second limiting structure for vertically limiting the workpiece. The utility model has simple structure and low cost, can realize the rapid positioning of the workpiece, ensures that the workpiece does not need repeated adjustment and correction, has good clamping precision and high production efficiency, shortens the production preparation time, can realize the function of one die for multiple purposes, and has wide application range and strong practicability.

Description

Clamp suitable for T-shaped tee pipe joint

Technical Field

The utility model relates to a clamp suitable for a T-shaped tee joint pipe joint, and belongs to the technical field of machining tools.

Background

The processing of the three-way pipe joint comprises drilling, processing external threads and internal threads on an outer circle, and the like. Because the three-way joint is irregular in appearance, the clamping process is very difficult, the existing clamping modes are mainly two, one clamping mode is to directly clamp by adopting a three-jaw chuck, a four-jaw chuck, a flower disc and other clamps on a machine tool, and in the clamping process, because parts do not have proper clamping surfaces, the clamping alignment is difficult, the machine adjusting time is long, the production efficiency is low, clamping marks are easy to generate on the parts, and the quality of the parts is influenced; the other is to use simple tool clamping, such as a lathe clamp for machining small-batch three-way workpieces, disclosed in patent number 201711495764.2, and the lathe clamp comprises a clamp body and a three-way workpiece holding seat, so that the limitation that a common numerical control lathe can only use a three-jaw chuck, a four-jaw chuck, a flower disc and other traditional clamps is changed, the clamping efficiency and the machining precision are improved, but the workpiece holding seat is matched with the clamp body to use, the workpiece holding seat is matched with a workpiece to be machined to clamp the workpiece, the workpiece holding seat is not beneficial to machining parts with different specifications, one die cannot be realized for multiple purposes, the application range is limited, and a plurality of dies are required to be configured for machining parts with different specifications, so that the machining cost is improved.

Disclosure of Invention

In view of the above, the utility model aims to provide a clamp suitable for T-shaped tee pipe joints, which can overcome the defects in the prior art.

The utility model aims at realizing the following technical scheme:

a clamp suitable for T-shaped three-way pipe joints comprises a clamp body, wherein one end of the clamp body is a clamping handle capable of being installed on a machine tool, the other end of the clamp body is provided with a fixed platform, a pair of clamping blocks are arranged on the fixed platform, and an installation groove for placing a workpiece to be processed is reserved between the two clamping blocks; the side parts of the two clamping blocks are provided with first limiting structures for limiting the workpiece in the horizontal direction; the top is provided with a second limiting structure for vertically limiting the workpiece.

The clamp body is of a cylindrical structure, and the fixed platform is a semicircular cutting groove arranged at one end of the cylindrical structure; the cylindrical structure and the clamping block are of an integrated structure.

The flatness of the fixed platform is less than 0.02.

The first limiting structure is a pair of compression screws matched with each other for use, and screw holes with opposite positions are formed in the two clamping blocks, so that the compression screws are in threaded connection with the clamping blocks.

The coaxiality of screw holes formed in the two clamping blocks is not more than 0.15.

The second limiting structure comprises a locking screw rod arranged at the middle position of the mounting groove, the bottom end of the locking screw rod is fixedly connected with the fixed platform, and the top end of the locking screw rod is provided with a locking nut in threaded connection with the fixed platform.

An adjusting gasket is further arranged in the mounting groove, and a through hole communicated with the screw hole on the clamping block is formed in the adjusting gasket.

The adjusting gasket is a plastic or rubber piece with various specifications.

Compared with the prior art, the clamp suitable for the T-shaped three-way pipe joint comprises a clamp body, wherein one end of the clamp body is a clamping handle capable of being installed on a machine tool, the other end of the clamp body is provided with a fixed platform, a pair of clamping blocks are arranged on the fixed platform, and an installation groove for placing a workpiece to be machined is reserved between the two clamping blocks; the side parts of the two clamping blocks are provided with first limiting structures for limiting the workpiece in the horizontal direction; the top is provided with a second limiting structure for vertically limiting the workpiece, wherein the first limiting structure is a pair of compression screws matched for use; the second limit structure is including setting up the locking screw in mounting groove intermediate position, the locking screw top is equipped with the lock nut with its spiro union, with the work piece clamping in the mounting groove between two clamping pieces during the use, and work piece passes locking screw and lock nut locking on the vertical direction, adjust the hold-down screw of clamping piece both sides simultaneously, work piece centre gripping is fixed can be realized, the installation is convenient high-efficient, and the accessible locking screw realizes the work piece location, make the work piece need not repeatedly regulated and correct, the clamping precision is good, it is efficient, the processingquality of part can be improved greatly. In addition, an adjusting gasket can be added between the contact surface of the workpiece and the mounting groove, so that the multifunctional die can be realized, and the application range is wide.

The utility model has the advantages of simple structure, low cost, high part clamping precision, good processing quality, high production efficiency, shortened production preparation time and strong practicability.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objects and other advantages of the utility model may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.

Drawings

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in further detail with reference to the accompanying drawings, in which:

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

FIG. 2 is a schematic view of the present utility model after clamping a workpiece.

Detailed Description

Hereinafter, preferred embodiments of the present utility model will be described in detail with reference to the accompanying drawings. It should be understood that the preferred embodiments are presented by way of illustration only and not by way of limitation.

1-2, a clamp suitable for T-shaped tee pipe joints comprises a clamp body 1, wherein one end of the clamp body 1 is a clamping handle capable of being installed on a machine tool, the other end of the clamp body is provided with a fixed platform 101, a pair of clamping blocks 2 are arranged on the fixed platform 101, and an installation groove for placing a workpiece 6 to be processed is reserved between the two clamping blocks 2; a first limiting structure 3 for limiting the workpiece in the horizontal direction is arranged at the side parts of the two clamping blocks 2; the top is provided with a second limiting structure 4 for vertically limiting the workpiece 6.

The fixture body 1 is of a cylindrical structure, and the fixing platform 101 is a semicircular cutting groove arranged at one end of the cylindrical structure. The cylindrical structure and the clamping block 2 are of an integrated structure.

The flatness of the fixed platform 101 is within 0.02, so that the vertical installation accuracy of the workpiece is ensured.

The first limiting structure 3 is a pair of compression screws matched for use, and screw holes with opposite positions are formed in the two clamping blocks 2, so that the compression screws are in threaded connection with the clamping blocks 2.

Preferably, the coaxiality of the screw holes formed in the two clamping blocks 2 is not more than 0.15, so that the workpiece can be mounted with accuracy in the horizontal direction.

The second limiting structure 4 comprises a locking screw 401 arranged in the middle of the mounting groove, the bottom end of the locking screw is fixedly connected with the fixed platform, and a locking nut 402 in threaded connection with the top end of the locking screw is arranged.

The adjusting gasket 5 is further arranged in the mounting groove, a through hole communicated with the screw hole in the clamping block 2 is formed in the adjusting gasket 5, so that the pressing screw can penetrate into the mounting groove to fix a workpiece, and the size of the mounting groove is adjusted through the adjusting gasket 5, so that the machining of parts with different specifications can be better met.

The adjusting gasket 5 is a plastic or rubber piece, so that clamping marks on the parts can be further avoided, and the processing quality of the parts is improved.

The installation flow comprises the following steps: the workpiece 6 is clamped in the mounting groove between the two clamping blocks 2, the workpiece 6 in the vertical direction can pass through the locking screw 401 and is tightly pressed by the locking nut 402, the workpiece 6 is fixed in the vertical direction, and the contact surface of the workpiece 6 and the base 1 is matched with high precision, so that the flatness of the workpiece 6 on a horizontal line is within 0.02; and then the compression screws on two sides of the clamping block are adjusted to fix the workpiece 6 in the horizontal direction.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way, and any simple modification, equivalent variations and modification made to the above embodiment according to the technical matter of the present utility model without departing from the technical scope of the present utility model still fall within the scope of the technical scheme of the present utility model.

Claims

1. The utility model provides a anchor clamps suitable for T type tee bend class coupling which characterized in that: the fixture comprises a fixture body (1), wherein one end of the fixture body (1) is a clamping handle capable of being installed on a machine tool, the other end of the fixture body is provided with a fixed platform (101), a pair of clamping blocks (2) are arranged on the fixed platform (101), and an installation groove for placing a workpiece (6) to be processed is reserved between the two clamping blocks (2); a first limiting structure (3) for limiting the workpiece in the horizontal direction is arranged at the side parts of the two clamping blocks (2); the top is provided with a second limiting structure (4) for vertically limiting the workpiece (6).

2. The fixture for T-type three-way pipe joints according to claim 1, wherein: the fixture body (1) is of a cylindrical structure, and the fixing platform (101) is a semicircular cutting groove arranged at one end of the cylindrical structure; the cylindrical structure and the clamping block (2) are of an integrated structure.

3. The fixture for T-type three-way pipe joints according to claim 2, wherein: the flatness of the fixed platform (101) is within 0.02.

4. The fixture for T-type three-way pipe joints according to claim 1, wherein: the first limiting structure (3) is a pair of compression screws matched with each other for use, and screw holes with opposite positions are formed in the two clamping blocks (2) so that the compression screws are in threaded connection with the clamping blocks (2).

5. The fixture for T-type tee pipe joints as set forth in claim 4, wherein: the coaxiality of screw holes formed on the two clamping blocks (2) is not more than 0.15.

6. The fixture for T-type three-way pipe joints according to claim 1, wherein: the second limiting structure (4) comprises a locking screw rod (401) arranged at the middle position of the mounting groove, the bottom end of the locking screw rod is fixedly connected with the fixed platform (101), and a locking nut (402) in threaded connection with the top end of the locking screw rod is arranged.

7. The clamp for T-type tee pipe joints according to any one of claims 1 to 6, wherein: an adjusting gasket (5) is also arranged in the mounting groove, and a through hole communicated with the screw hole on the clamping block (2) is arranged on the adjusting gasket (5).

8. The fixture for T-type tee pipe joints as set forth in claim 7, wherein: the adjusting gasket (5) is a plastic or rubber piece with various specifications.