CN215262817U

CN215262817U - Fixture test fixing device

Info

Publication number: CN215262817U
Application number: CN202120347216.0U
Authority: CN
Inventors: 代启宏; 陈齐嵘; 单二胜
Original assignee: Jiangsu Ruizhong Rail Transportation Equipment Co ltd
Current assignee: Jiangsu Ruizhong Rail Transportation Equipment Co ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-12-21
Anticipated expiration: 2031-02-07

Abstract

The utility model discloses a fixture test fixing device. A fixture testing and fixing device comprises an upper connecting piece, a U-shaped piece and a lower connecting piece; the upper connecting piece comprises a mounting plate and an upper connecting rod, threads are arranged at the upper end and the lower end of the upper connecting rod, and the upper end of the upper connecting rod penetrates through the mounting plate and is connected with a nut; the U type spare opening sets up down, goes up the connecting rod and is connected with U type spare through the nut, and lower connecting piece runs through the both sides of falling U type spare. The upper connecting rods on the upper and lower sides of the U-shaped piece are provided with screw caps. The upper connecting piece is disc-shaped. The upper disc-shaped connecting piece is provided with a central hole and an edge mounting hole. The opening edge of the U-shaped part is provided with a transverse plate, the transverse plate is provided with a mounting hole, and the transverse plate of the U-shaped part is fixedly connected with the workbench through a bolt. The utility model has the advantages of it is convenient to dismantle the installation of U type spare, to U type spare pulling force, the shearing force test is convenient.

Description

Fixture test fixing device

Technical Field

The utility model relates to a fixing device, in particular to fixture test fixing device.

Background

In the track construction, the fixture is used as an indispensable connecting piece and needs to bear certain tensile force and shearing force. Wherein, in the track construction, the fixture that commonly uses is U type. The quality of the U-shaped part is critical, so the strength test of the effectiveness of the U-shaped part becomes a necessary condition. Meanwhile, the test convenience of the U-shaped part is also considered. The tensile testing machine is used as important testing equipment for mechanical stress application for mechanical property tests of stretching, compressing, bending, shearing, peeling and the like on metal and non-metal materials. Current standard configurations for tensile testers typically include an upper chuck and a lower chuck. The chuck is convenient to use for testing smooth cylindrical workpieces, but is not suitable for testing the tension of the U-shaped part. Therefore, a special fixture is needed to be developed, so that the tensile force of the U-shaped part can be conveniently tested.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at solving the not enough among the prior art, provide one kind and can be convenient for carry out the fixing device of pulling force, shearing force test to the U type spare in the track construction.

The technical scheme is as follows: the utility model relates to a fixture testing and fixing device, which comprises an upper connecting piece, a U-shaped piece and a lower connecting piece; the upper connecting piece comprises a mounting plate and an upper connecting rod, threads are arranged at the upper end and the lower end of the upper connecting rod, and the upper end of the upper connecting rod penetrates through the mounting plate and is connected with a nut; the U type spare opening sets up down, goes up the connecting rod and is connected with U type spare through the nut, and lower connecting piece runs through the both sides of falling U type spare.

The utility model discloses a further improvement lies in, all is equipped with the nut on the last connecting rod of both sides about the U type spare.

The utility model discloses a further improvement lies in, goes up the connecting piece and be discoid.

The utility model discloses a further improvement lies in, is equipped with the centre bore on the discoid last connecting piece to and the mounting hole at edge.

The utility model discloses a further improvement lies in, and the opening edge of U type spare is equipped with the diaphragm, is equipped with the mounting hole on the diaphragm, and the diaphragm of U type spare passes through bolt and workstation fixed connection.

The utility model has the further improvement that the two ends of the lower connecting piece 3 are provided with screw threads; two ends of the lower connecting piece penetrate through the U-shaped piece and the bottom mounting plate in sequence and then are connected with the nut.

Compared with the prior art, the utility model provides a pair of fixture test fixing device has realized following beneficial effect at least:

the utility model discloses fixing the back to the fixture that awaits measuring, through reciprocating slide downstream, can test to sliding of fixture. When the up-and-down sliding plate moves upwards, the tensile resistance of the fixture can be tested.

Of course, it is not necessary for any product of the present invention to achieve all of the above-described technical effects simultaneously.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

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

fig. 2 is a schematic structural diagram of an embodiment of the present invention;

fig. 3 is a schematic structural diagram of embodiment 2 of the present invention;

fig. 4 is a schematic structural diagram of embodiment 3 of the present invention.

Wherein, 1-upper connecting piece; 101-mounting plate; 102-an upper connecting rod; 103-a screw cap; 2-a U-shaped piece; 3-lower connecting piece; 301-a fixture; 302-a clamp; 303-L shaped fixed table.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

As shown in fig. 1, embodiment 1, the utility model relates to a fixture testing and fixing device, which comprises an upper connecting piece 1, a U-shaped piece 2, and a lower connecting piece 3; the upper connecting piece 1 comprises a mounting plate 101 and an upper connecting rod 102, threads are arranged at the upper end and the lower end of the upper connecting rod 102, and the upper end of the upper connecting rod 102 penetrates through the mounting plate 101 and then is connected with a nut; the U-shaped part 2 is arranged with an opening facing downwards, the upper connecting rod 102 is connected with the U-shaped part 2 through a nut, and the lower connecting piece 3 penetrates through two sides of the inverted U-shaped part. Wherein, the lower connecting piece 3 is a round rod with two ends provided with threads.

Based on the above embodiment, the mounting plate 101 is fixedly connected to the up-and-down movement sliding plate of the test fixture. The two ends of the up-down moving sliding plate are fixedly connected with the sliding block, the sliding block is connected with any one of the air cylinder or the electric cylinder, and the up-down moving sliding plate can move up and down along the sliding rail of the portal frame through the pushing of the air cylinder or the electric cylinder. The upper connecting rod 102 is connected at the bottom with the U-shaped member 2. The U type opening part of U type spare 2 is equipped with the mounting hole, and lower connecting piece 3 is the horizontal pole, and the mounting hole of U type spare can be run through to the horizontal pole.

For further explanation of the present embodiment, it should be noted that the upper connecting rods 102 on both upper and lower sides of the U-shaped member 2 are provided with nuts. In this embodiment, the screw caps are screwed on the upper connecting rods 102 on the upper side and the lower side of the U-shaped part 2 to fix the U-shaped part, so that the installation and the fixation are convenient and fast.

To further explain the present embodiment, it should be noted that the upper link 1 has a disk shape. The upper disc-shaped connecting piece 1 is provided with a central hole and an edge mounting hole. In this embodiment, through discoid upper junction spare and test fixing device's the slide fixed connection that reciprocates, the installation stability is good, and the reliability is high.

For further explanation of the present embodiment, it should be noted that the lower connecting member 3 is provided with threads at both ends; two ends of the lower connecting piece 3 sequentially penetrate through the U-shaped piece 2 and the bottom mounting plate and then are connected with the nut. In this embodiment, the bottom mounting panel is the L type, and the bottom mounting panel of L type passes through welded fastening and connects. The rigidity and the strength are high by welding connection.

In the case of the example 2, the following examples are given,

as shown in fig. 3, based on the above embodiment 1, during the detection, the fixture 301 to be detected is vertically placed, the cross rod of the lower connecting member 3 firstly penetrates through the top of the fixture 301 to be detected, and the fixture 301 is connected with the up-and-down sliding plate through the U-shaped member 2. The U-shaped element 2 is fixedly connected to the L-shaped fixing base by means of a clip 302. Specifically, a clamp 302 is arranged on the U-shaped member 2, and the clamp 302 is fixedly connected with the L-shaped fixing table through a bolt. When the up-down moving sliding plate moves downwards, the sliding distance of the movement of the fixture 301 on the cross rod can be measured. The brand and model of the clamp in this embodiment are not limited.

In the case of the example 3, the following examples are given,

as shown in fig. 4, based on the above embodiment 1, the jig 301 to be inspected is horizontally placed, and during inspection, the cross bar of the lower connecting member 3 first penetrates through the central axis of the jig 301 to be inspected, and the jig 301 is connected to the up-and-down sliding plate through the U-shaped member 2. The clamp 302 is fixedly connected with the bottom workbench through a bolt, and after the clamp 301 is connected with the up-down moving slide plate, the clamp 302 is connected with the clamp 301. The up-and-down moving sliding plate moves upwards to drive the fixture 301 to move upwards, the fixture 301 is restrained by the fixture 301, and the tensile force of the fixture 301 can be tested.

According to the above embodiment, the utility model provides a pair of fixture test fixing device has realized following beneficial effect at least:

the utility model discloses an go up connecting rod 102, lower connecting piece 3 fixes the fixture that awaits measuring, again with fixture 301 through clamp 302 and workstation fixed connection of below, convenient operation. During the use, fix the back to the fixture that awaits measuring, through reciprocating the slide downstream, can test to the slip of fixture. When the up-and-down sliding plate moves upwards, the tensile resistance of the fixture can be tested.

Although certain specific embodiments of the present invention have been described in detail by way of example, it should be understood by those skilled in the art that the foregoing examples are for purposes of illustration only and are not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims

1. The utility model provides a fixture test fixing device which characterized in that: comprises an upper connecting piece (1), a U-shaped piece (2) and a lower connecting piece (3);

the upper connecting piece (1) comprises a mounting plate (101) and an upper connecting rod (102), threads are arranged at the upper end and the lower end of the upper connecting rod (102), and the upper end of the upper connecting rod (102) penetrates through the mounting plate (101) and then is connected with a nut;

the U-shaped piece (2) is provided with a downward opening, the upper connecting rod (102) is connected with the U-shaped piece (2) through a screw cap, and the lower connecting piece (3) penetrates through two sides of the inverted U-shaped piece.

2. The fixture test fixture of claim 1, wherein: the upper connecting rods (102) on the upper side and the lower side of the U-shaped piece (2) are respectively provided with a screw cap (103).

3. The fixture test fixture of claim 1, wherein: the upper connecting piece (1) is disc-shaped.

4. The fixture test fixture of claim 3, wherein: the disc-shaped upper connecting piece (1) is provided with a central hole and an edge mounting hole.

5. The fixture test fixture of claim 1, wherein: threads are arranged at two ends of the lower connecting piece (3); and two ends of the lower connecting piece (3) sequentially penetrate through the U-shaped piece (2) and the bottom mounting plate and then are connected with the nut.