CN211388399U

CN211388399U - Hollow tube clamp

Info

Publication number: CN211388399U
Application number: CN201921746655.8U
Authority: CN
Inventors: 罗志泉; 周裔发
Original assignee: Guangdong Shunde Kezuan Metal Technology Co ltd
Current assignee: Guangdong Shunde Kezuan Metal Technology Co ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-09-01
Anticipated expiration: 2029-10-18

Abstract

The utility model discloses a hollow tube anchor clamps, include: the clamping device comprises a base, a connecting seat detachably mounted on the base, an inner supporting disk fixedly connected on the connecting seat, and a plurality of clamping jaws fixedly connected on the periphery of the inner supporting disk, wherein a mounting gap is formed between the outer circumferential surface of the inner supporting disk and each clamping jaw; the upper end face of the connecting seat is provided with a fixing column, and the fixing column is positioned on the circumference of the mounting gap; the axis of a hollow pipe to be processed and the center of the inner supporting disk are concentrically arranged, the pipe wall of the hollow pipe is clamped in an installation gap, the installation gap is designed according to the pipe wall thickness of the hollow pipe, and the hollow pipe is clamped by matching the inner supporting disk and the clamping jaws; positioning the hollow pipe by using the fixing column; meanwhile, the size of the installation gap can be set according to the tolerance size of the wall thickness of the hollow pipe, and the wall thickness of the hollow pipe is detected by utilizing the installation gap; after the hollow pipe is positioned and clamped, a worker can perform subsequent processing on the hollow pipe, and the hollow pipe clamp is simple in structure and convenient to use.

Description

Hollow tube clamp

Technical Field

The utility model relates to a frock clamp field particularly, relates to a hollow tube anchor clamps.

Background

The existing hollow pipe is provided with the fixing hole on the flat end face, the surface of the hollow pipe needs to be processed in the production process of the hollow pipe, and the clamp which can conveniently position and clamp the hollow pipe is designed to facilitate the processing operation of workers in order to facilitate the processing of the hollow pipe.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a hollow pipe clamp with simple structure and convenient use.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a hollow tube clamp, comprising: the clamping device comprises a base, a connecting seat detachably mounted on the base, an inner supporting disk fixedly connected on the connecting seat, and a plurality of clamping jaws fixedly connected on the periphery of the inner supporting disk, wherein a mounting gap is formed between the outer circumferential surface of the inner supporting disk and each clamping jaw; the upper end face of the connecting seat is provided with a fixing column, and the fixing column is located on the circumference of the mounting gap.

As an improvement of the technical scheme, the base comprises a chassis and a connector, the connector is provided with a clamping groove, the connecting seat is clamped in the clamping groove, and the connector and the connecting seat are fixed through a fastener.

As a further improvement of the technical scheme, the middle part of the inner support disc is hollow.

Furthermore, the joint is cylindrical, and the bottom of the joint penetrates out of the bottom of the chassis.

Furthermore, the centers of the connecting seat and the joint are provided with center holes.

The utility model has the advantages that: the axis of a hollow pipe to be processed and the center of the inner supporting disk are concentrically arranged, the pipe wall of the hollow pipe is clamped in an installation gap, the installation gap is designed according to the pipe wall thickness of the hollow pipe, and the hollow pipe is clamped by matching the inner supporting disk and the clamping jaws; positioning the hollow pipe by using the fixing column; meanwhile, the size of the installation gap can be set according to the tolerance size of the wall thickness of the hollow pipe, and the wall thickness of the hollow pipe is detected by utilizing the installation gap; after the hollow pipe is positioned and clamped, a worker can perform subsequent processing on the hollow pipe, and the hollow pipe clamp is simple in structure and convenient to use.

Drawings

The following is further described with reference to the accompanying drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the usage state of the present invention;

fig. 3 is a schematic view of the base structure of the present invention;

fig. 4 is a schematic view of the assembly of the base and the connecting seat of the present invention;

fig. 5 is the assembly schematic diagram of the inner support disc and the claw of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1, 2 and 5, a hollow tube clamp comprises: the clamping device comprises a base 1, a connecting seat 2 detachably mounted on the base 1, an inner supporting disk 3 fixedly connected on the connecting seat 2, and a plurality of clamping jaws 4 fixedly connected on the periphery of the inner supporting disk 3, wherein mounting gaps 5 are formed between the outer circumferential surface of the inner supporting disk 3 and each clamping jaw 4; the upper end face of the connecting seat 2 is provided with a fixing column 21, and the fixing column 21 is located on the circumference of the mounting gap 5.

In this embodiment, the claws 4 are L-shaped, the transverse portions of the claws 4 can be fixedly connected to the bottom of the outer circumferential edge of the inner support disc 3 by welding or the like, the transverse portions of the claws 4 extend out of the outer circumferential edge of the inner support disc 3, the longitudinal portions of the claws 4 are bent upward from the transverse portions, and a mounting gap 5 is formed between the longitudinal portions of the claws 4 and the outer circumferential surface of the inner support disc 3. The axis of a hollow tube 7 to be processed and the center of the inner support disc 3 are concentrically arranged, the tube wall of the hollow tube 7 is clamped in the installation gap 5, the installation gap 5 is designed according to the tube wall thickness of the hollow tube 7, namely the outer diameter of the inner support disc 3 is the same as the inner diameter of the hollow tube 7, the curvature of the inner end face of the clamping jaw 4 is the same as the outer diameter of the hollow tube 7, and the hollow tube 7 is clamped by utilizing the mutual matching of the inner support disc 3 and the clamping jaw 4; in addition, the flat end face of the hollow pipe 7 is provided with a fixing hole which is matched with the fixing column 21, and when the hollow pipe 7 is clamped in the mounting gap 5, the fixing column 21 is inserted into the fixing hole of the hollow pipe 7, so that the hollow pipe 7 is positioned; meanwhile, the size of the installation gap 5 can be set according to the tolerance size of the pipe wall thickness of the hollow pipe 7, and the pipe wall thickness of the hollow pipe 7 can be detected by using the installation gap 5. After the hollow pipe 7 is positioned and clamped, workers can perform subsequent processing on the hollow pipe 7. The utility model discloses hollow tube anchor clamps, simple structure, convenient to use.

Referring to fig. 3 and 4, further, the base 1 includes a bottom plate 11 and a connector 12, the connector 12 is provided with a clamping groove 121, the connecting seat 2 is clamped in the clamping groove 121, and the connector 12 and the connecting seat 2 are fixed by a fastener; in this embodiment, the fastening member may be a screw or a bolt, and the connecting seat 2 and the joint 12 are provided with corresponding connecting holes, and the fastening member fixes the joint 12 and the connecting seat 2 through the connecting holes; because the connecting seat 2, the inner supporting disc 3 and the clamping jaws 4 are fixedly connected with each other to form a whole, the fasteners can be taken out to integrally replace the connecting seat 2, the inner supporting disc 3 and the clamping jaws 4 according to different hollow pipes 7.

Preferably, the middle part of the inner supporting disc 3 is hollow; this structure is used to form a space between the connector holder 2 and the connector 12.

Further, the joint 12 is cylindrical, and the bottom of the joint 12 penetrates through the bottom of the chassis 11; the bottom of the base plate 11 is protruded by the joint 12 and is positioned and installed on an external workbench, so that the operation of workers is facilitated.

Referring to fig. 3 and 4, further, the connecting seat 2 and the joint 12 are provided with a central hole 6 at the center; the bottom that connects 12 is installed on external workstation, and the workstation can be opened and establish and run through to the through-hole with 6 complex of centre bore, utilizes a pivot to insert and run through to the through-hole in the centre bore 6 to make base 1 can revolute the rotation of axes on the workstation, thereby make hollow tube 7 rotate along with base 1, be convenient for the workman rotate hollow tube 7 in order to realize the processing to hollow tube 7 different positions.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. A hollow tube clamp, comprising: the clamping device comprises a base (1), a connecting seat (2) detachably mounted on the base (1), an inner supporting disk (3) fixedly connected onto the connecting seat (2), and a plurality of clamping jaws (4) fixedly connected to the periphery of the inner supporting disk (3), wherein mounting gaps (5) are formed between the outer circumferential surface of the inner supporting disk (3) and each clamping jaw (4); the upper end face of the connecting seat (2) is provided with a fixing column (21), and the fixing column (21) is located on the circumference where the mounting gap (5) is located.

2. A hollow tube clamp as claimed in claim 1, wherein: the base (1) comprises a chassis (11) and a connector (12), a clamping groove (121) is formed in the connector (12), the connecting seat (2) is clamped in the clamping groove (121), and the connector (12) and the connecting seat (2) are fixed through a fastening piece.

3. A hollow tube clamp as claimed in claim 2, wherein: the middle part of the inner supporting disc (3) is hollow.

4. A hollow tube clamp as claimed in claim 2, wherein: the joint (12) is cylindrical, and the bottom of the joint (12) penetrates out of the bottom of the chassis (11).

5. The hollow tube clamp of claim 4, wherein: the centers of the connecting seat (2) and the joint (12) are provided with center holes (6).