CN217466205U

CN217466205U - Riveting clamp with height limiting block

Info

Publication number: CN217466205U
Application number: CN202221441669.0U
Authority: CN
Inventors: 范伟伟; 李连鹏; 鲁良文; 黄浩杰; 南博
Original assignee: Capital Aerospace Science And Technology Development Co ltd
Current assignee: Capital Aerospace Science And Technology Development Co ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-09-20
Anticipated expiration: 2032-06-09

Abstract

The utility model provides a riveting clamp with high stopper, riveting clamp includes first splint and second splint, the one end of first splint and second splint is through the round pin hub connection, it is provided with the fastening hole to correspond on first splint and the second splint, the fastening hole is used for wearing to establish fastening bolt and makes the other end of first splint and second splint connect, the contact side of first splint and second splint all corresponds and is provided with a plurality of semicircle blind holes, the riveting hole is constituteed to two semicircle blind holes that correspond on first splint and the second splint, the riveting hole is used for placing the riveting test piece, the both ends top of first splint and second splint all sets up high stopper, high stopper is used for restricting the press and continues the riveting test piece, it is high to be convenient for control riveting test piece pier nose, avoid the riveting test piece not to compress in place or compress excessively, improve the efficiency of riveting experiment.

Description

Riveting clamp with height limiting block

Technical Field

The utility model relates to a rivet riveting test technical field especially relates to a riveting anchor clamps with high stopper.

Background

One of the many types of fastener products is a rivet. The rivet product can carry out the riveting test before using, need extract a certain amount of samples usually, then intercept certain length with the rivet as riveting test piece, test piece length is 2.2 times diameter usually, needs to use the riveting anchor clamps to carry out the riveting test this moment.

The riveting test pieces are all mounted on a riveting fixture, a press machine is used for riveting test, the riveting test is carried out, the riveting test pieces are subjected to stress compression and upsetting, the riveting test pieces are compressed to a certain height range according to product standards, and then qualified judgment is carried out. When the riveting test is carried out, the height of the pier head of the riveting test piece is difficult to control, the height is often larger than or smaller than the range required by the standard, the test result is invalid or the test is carried out again, the working efficiency is low, and the waste caused by the fact that the test piece is machined again is caused.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses an aim at prior art not enough, provide a riveting anchor clamps with high stopper, can control riveting test piece pier nose height.

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

the utility model provides a riveting anchor clamps with high stopper, riveting anchor clamps include first splint and second splint, the one end of first splint and second splint is through round pin hub connection, it is provided with the fastening hole to correspond on first splint and the second splint, the fastening hole is used for wearing to establish fastening bolt and makes the other end of first splint and second splint connect, the contact side of first splint and second splint all corresponds and is provided with a plurality of semicircle blind holes, the riveting hole is constituteed to two semicircle blind holes that correspond on first splint and the second splint, the riveting hole is used for placing the riveting test piece, the both ends top of first splint and second splint all sets up high stopper, high stopper is used for restricting the press and continues the pressure riveting test piece, be convenient for control riveting test piece pier nose height.

Further, the height of the height limiting block is set to be the middle value of the height range of the riveting test piece pier head with the corresponding specification.

Further, all be provided with the blind hole on first splint and the second splint, high stopper bottom is provided with the inserted block that corresponds with the blind hole, and the inserted block of high stopper is inserted and is made high stopper and first splint and second splint can dismantle the connection in the blind hole.

Furthermore, the semicircle blind hole is located the edge border line of first splint and second splint, and the center that the riveting hole is located the edge border line of first splint and second splint.

Furthermore, the length of the pin shaft is consistent with the thickness of the first clamping plate and the second clamping plate, so that the pin shaft is prevented from protruding out of the first clamping plate and the second clamping plate, and the press machine is prevented from contacting the pin shaft.

Compared with the prior art, the utility model provides a pair of riveting clamp with high stopper has following beneficial effect:

1. the both ends top of first splint and second splint all sets up high stopper, when the press down presses the riveting test piece and reachs the top of high stopper, high stopper is used for restricting the press and continues to press the riveting test piece, is convenient for control riveting test piece pier nose height.

2. The height of the height limiting block is set to be the middle value of the height range of the pier head of the riveting test piece with the corresponding specification, so that the height of the pier head of the riveting test piece is conveniently controlled to be the optimal height.

3. All be provided with the blind hole on first splint and the second splint, high stopper bottom is provided with the inserted block that corresponds with the blind hole, and the inserted block of high stopper is inserted and is made high stopper and first splint and second splint can dismantle the connection in the blind hole, can prepare the riveting test piece that the high stopper of multiunit height difference corresponds different specifications respectively, makes riveting anchor clamps can carry out the riveting test to the riveting test piece of different model specifications.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 is the utility model provides a riveting anchor clamps with high stopper's structural schematic.

In the figure, 1, a first splint; 2. a second splint; 3. a pin shaft; 4. fastening a bolt; 5. riveting a test piece; 6. a height limiting block.

Detailed Description

The present invention will be further described with reference to the following examples. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1, fig. 1 is a schematic structural diagram of a riveting clamp with a height limiting block according to the present invention. The utility model provides a riveting clamp with high stopper, including first splint 1 and second splint 2, first splint 1 is the same with second splint 2's structure, and the one end of first splint 1 and the one end of second splint 2 are passed through round pin axle 3 and are connected, and round pin axle 3 is the axle that a smooth and hardness is high, and the length of round pin axle 3 is unanimous with the thickness of first splint 1 and second splint 2, avoids 3 outstanding first splint 1 of round pin axle and second splint 2 to avoid the press to contact round pin axle 3 and lead to anchor clamps to damage and cause the incident even. The pin shaft 3 is tightly arranged inside the clamp in an interference fit mode, and can be effectively prevented from being separated.

The fastening holes are correspondingly formed in the first clamping plate 1 and the second clamping plate 2 and used for penetrating the fastening bolts 4 to enable the other end of the first clamping plate 1 to be connected with the other end of the second clamping plate 2, the fastening bolts 4 comprise screw rods and nuts, the screw rods penetrate the fastening holes, the nuts are in threaded connection with the screw rods, the nuts clamp the first clamping plate 1 and the second clamping plate 2, and the first clamping plate 1 and the second clamping plate 2 can be detachably connected.

The contact side of first splint 1 and second splint 2 all corresponds and is provided with a plurality of semicircle blind holes, and the riveting hole is constituteed to two semicircle blind holes that correspond on first splint 1 and the second splint 2, and the riveting hole is used for placing riveting test piece 5. Semicircle blind hole is located the edge border line of first splint 1 and second splint 2, and the center that the riveting hole is located the edge border line of first splint 1 and second splint 2. Set up like this and be divided into two riveting holes, half on first splint 1, half on second splint 2, be convenient for take out the riveting experimental part after the riveting experiment finishes, after the riveting experiment, loosen the locking bolt, use mallet or rubber hammer to strike gently and make first splint 1 and second splint 2 part, because of the riveting experimental part 5 of the inseparable gomphosis of pressurized inflation on first anchor clamps and second anchor clamps this moment, can expose outside after first splint 1 and second splint 2 part, conveniently take out.

The both ends top of first splint 1 and second splint 2 all sets up high stopper 6, when the press pushes down riveting test piece 5 and reachs the top of high stopper 6, and high stopper 6 atress limits the press and continues to press riveting test piece 5, and riveting test piece 5 can not be continued the compression, is convenient for control 5 pier nose heights of riveting test piece.

In some preferred embodiments, the height of the height limiting block 6 is set to be the middle value of the height range of the pier head of the riveting test piece 5 with the corresponding specification, so that the height of the pier head of the riveting test piece 5 can be conveniently controlled to be the optimal height.

All be provided with the blind hole on first splint 1 and the second splint 2, high stopper 6 bottom is provided with the inserted block that corresponds with the blind hole, and the inserted block of high stopper 6 is inserted and is made high stopper 6 can dismantle with first splint 1 and second splint 2 and be connected in the blind hole. A plurality of groups of height limiting blocks 6 with different heights can be prepared to respectively correspond to the riveting test pieces 5 with different specifications, so that the riveting clamp can carry out riveting tests on the riveting test pieces 5 with different models and specifications.

The utility model provides a riveting clamp with height limiting block 6, the riveting clamp includes first splint 1 and second splint 2, one end of first splint 1 and second splint 2 is connected through round pin axle 3, correspond on first splint 1 and the second splint 2 and be provided with the fastening hole, the fastening hole is used for wearing to establish fastening bolt 4 and makes the other end of first splint 1 and second splint 2 connect, the contact side of first splint 1 and second splint 2 all corresponds and is provided with a plurality of semicircle blind holes, the corresponding two semicircle blind holes on first splint 1 and second splint 2 constitute the riveting hole, the riveting hole is used for placing riveting test piece 5, the both ends top of first splint 1 and second splint 2 all sets up height limiting block 6, height limiting block 6 is used for limiting the press machine to continue pressing riveting test piece 5, be convenient for control riveting test piece 5 pier head height, avoid riveting test piece 5 not having the compression to target in place or the compression excessively, the efficiency of riveting experiment is improved.

Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made, consistent with the principles of the invention, which are directly determined or derived from the disclosure herein, without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.

Claims

1. A riveting clamp with a height limiting block is characterized in that the riveting clamp comprises a first clamping plate and a second clamping plate, one end of the first clamping plate is connected with one end of the second clamping plate through a pin shaft, fastening holes are correspondingly arranged on the first clamping plate and the second clamping plate, the fastening hole is used for penetrating a fastening bolt to connect the other end of the first clamping plate with the other end of the second clamping plate, the contact sides of the first clamping plate and the second clamping plate are respectively and correspondingly provided with a plurality of semicircular blind holes, the corresponding two semicircular blind holes on the first clamping plate and the second clamping plate form riveting holes, the riveting hole is used for placing a riveting test piece, the tops of the two ends of the first clamping plate and the second clamping plate are respectively provided with a height limiting block, the height limiting block is used for limiting the press machine to continue pressing the riveting test piece, and the height of the pier head of the riveting test piece is convenient to control.

2. The riveting fixture with the height limiting block as claimed in claim 1, wherein the height of the height limiting block is set to be the middle value of the height range of the pier head of the riveting test piece with the corresponding specification.

3. The riveting fixture with the height limiting block as claimed in claim 1, wherein the first clamping plate and the second clamping plate are both provided with blind holes, the bottom of the height limiting block is provided with insertion blocks corresponding to the blind holes, and the insertion blocks of the height limiting block are inserted into the blind holes to enable the height limiting block to be detachably connected with the first clamping plate and the second clamping plate.

4. The riveting fixture with the height limiting block as recited in claim 1, wherein the semi-circular blind hole is located on the edge margin line of the first clamping plate and the second clamping plate, and the center of the riveting hole is located on the edge margin line of the first clamping plate and the second clamping plate.

5. The riveting fixture with the height limiting block as defined in claim 1, wherein the length of the pin shaft is consistent with the thickness of the first clamping plate and the second clamping plate, so as to prevent the pin shaft from protruding out of the first clamping plate and the second clamping plate, thereby preventing the press machine from contacting the pin shaft.