Improved punching-riveting rivet

Abstract

The utility model provides an improved punching-riveting rivet which comprises a main rod, an extrusion rod is installed in the center of the top end of the main rod, and the main rod is arranged in a hollow mode. The top end in the main rod is connected with a first clamping block, the bottom end of the first clamping block is provided with a second clamping block, the outer side of the bottom end of the second clamping block is sleeved with a supporting sleeve, the outer end of the supporting sleeve is connected with the main rod, and a through hole facilitating moving-out of the first clamping block and the second clamping block is formed in the surface of the main rod in a penetrating mode. According to the improved punching-riveting rivet, by arranging the first clamping block, the second clamping block, the protective film and other structures, the effects that the structural stability is improved, and the rivet can be conveniently placed into a hole to be riveted can be achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to fastener technical field more specifically, relate to an improved rivet. BACKGROUND

[0002] In various engineering construction and manufacturing industry, a small nail-shaped object named rivet plays a vital role; it shows excellent connection performance in riveting process by virtue of the cap structure at one end; rivet can not only deform by itself, but also can tightly connect the parts to be fixed together through interference connection; this makes it become an indispensable connector in many industries; the existing rivet external structure is relatively single, and is not stable when subjected to impact force.

[0003] For the above problems, for the technical problem that the existing rivet is not stable when subjected to impact force, after a large number of searches, a kind of improved rivet of patent announcement number CN222010707U is found, including main rod sleeve, the gasket is fixedly connected on the upper surface of main rod sleeve, the rivet cap is fixedly connected on the upper surface of gasket, the hole slot is set in the inside of main rod sleeve, the center rod is fixedly connected in the inside of main rod sleeve, the sliding ring is slidably connected on the side wall of center rod, the spring is sleeved on the side wall of center rod, the spring one end is fixedly connected in the side wall of sliding ring, the spring other end is fixedly connected in the side wall of main rod sleeve, the connecting plate is rotatably connected in the inside of sliding ring.In the utility model, the cooperation between hole slot, center rod, sliding ring, spring, clamping block, limiting hole and limiting rod provides stronger connection strength, solves the problem that traditional part rivet is not stable when subjected to impact force due to the relatively single external structure, and improves the stability of the equipment through the above structure;But the technical scheme provided by the patent has the following problems:

[0004] (1) the structure of the device is too complex, and the rivet is a part with large-scale application in various engineering construction and manufacturing industry, which needs a simple structure to facilitate mass production and effectively reduce production cost;

[0005] (2) the clamping block of the device protrudes outside the main rod sleeve, which will cause the rivet to be unable to be quickly placed in the hole to be riveted, greatly reducing the working efficiency during riveting.

[0006] The utility model can increase the structural stability and facilitate the rivet to be placed in the hole to be riveted. UTILITY MODEL CONTENTS

[0007] The utility model aims at solving the technical problems in the above background art, and provides an improved rivet, which can increase the structural stability and facilitate the rivet to be placed in the hole to be riveted.

[0008] In order to achieve the above object, the utility model provides the following technical scheme: An improved type punch riveting rivet, include: main rod, the central installation of extrusion rod is equipped with in main rod top, main rod is hollow arrangement, the first clamping block is connected with in main rod inside top, the second clamping block is installed at the bottom of first clamping block, the support sleeve is equipped with outside bottom end of second clamping block, the support sleeve outer end is connected with main rod, and the through hole of main rod surface is opened and is convenient for first clamping block and second clamping block to move out.

[0009] Further preferred scheme: The outer side of the main rod is sleeved with a protective film.

[0010] Further preferred scheme: The top end of the extrusion rod is connected with a pressure plate, and the top end of the main rod is provided with a mounting groove matching the pressure plate.

[0011] Further preferred scheme: The first clamping block comprises a first push plate and a clamping head, and the first push plate is connected to the top end inside the main rod, and the clamping head is connected to the left side of the bottom end of the first push plate.

[0012] Further preferred scheme: The first clamping block comprises a first push plate and a clamping head, and the first push plate is connected to the top end inside the main rod, and the clamping head is connected to the left side of the bottom end of the first push plate.

[0013] Further preferred scheme: The second clamping block comprises a clamping block, a second push plate and an anti-skid corrugation, the clamping block is installed in the support sleeve, the second push plate is connected to the right end of the clamping block, and the anti-skid corrugation is provided at the left end of the clamping block.

[0014] Further preferred scheme: The second clamping block has eight clamping blocks, and the eight clamping blocks are arranged in four groups, and the four clamping blocks in each group are arranged equidistantly around the bottom end inside the main rod, and the two groups of clamping blocks are arranged in a symmetrical and parallel manner at the bottom end inside the main rod.

[0015] Beneficial effects:

[0016] 1. By setting the first clamping block and the second clamping block, the structural stability is increased; when the pressure plate is hit, the pressure plate pushes the extrusion rod to move downward, thereby pushing the first clamping block to move outward, so that the first clamping block pushes the protective film away and contacts the riveting piece and is clamped on the riveting piece; continue to hit the pressure plate, the rivet moves to the deep part of the riveting hole, and the extrusion rod extrudes the second clamping block downward, pushes the second clamping block to move outward, and pushes the protective film away to contact the riveting piece, so as to be clamped on the riveting piece, the multi-structure design of the first clamping block and the second clamping block not only has simple structure, but also makes the clamping force smaller when the rivet is pressed into shallow, and when the rivet is clamped into deep, the three-layer clamping block structure makes the clamping force large enough, which guarantees the stability of the device;

[0017] 2. By setting the protective film, the rivet is conveniently put into the hole to be riveted; the protective film can effectively avoid the block from moving out of the main rod, so that the rivet is not hindered when being put into the hole to be riveted, and the protective film can also avoid foreign matters from entering the rivet, so that the block cannot move out.

[0018] 3. As described above, the improved rivet, by setting the first block, the second block and the protective film, can increase the structural stability and facilitate the rivet to be put into the hole to be riveted. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the overall structure schematic diagram of the utility model.

[0020] Figure 2 It is the overall structure schematic diagram of the utility model after removing the protective film.

[0021] Figure 3 It is the overall structure schematic diagram of the utility model.

[0022] Figure 4 It is the first block structure schematic diagram of the utility model.

[0023] Figure 5 It is the second block structure schematic diagram of the utility model.

[0024] Figures 1-5 Middle: 1, main rod; 2, protective film; 3, extrusion rod; 4, first block; 5, second block; 6, support sleeve; 101, mounting groove; 301, pressure plate; 401, first push plate; 402, chuck; 501, clamping block; 502, second push plate; 503, anti-skid corrugation. DETAILED DESCRIPTION

[0025] The utility model embodiments will be described below with reference to the accompanying drawings. Figures 1-5 The technical solutions in the utility model embodiments are clearly and completely described.

[0026] Please refer to Figures 1-5The utility model discloses an improved type punch riveting rivet, which comprises a main rod 1, the main rod 1 is used for improving the support of the whole rivet, and sufficient strength is required, when the main rod 1 is required to be higher, the wall thickness of the main rod 1 can be increased to increase the strength of the main rod 1, a pressing rod 3 is installed at the top center of the main rod 1, the pressing rod 3 also needs to have sufficient strength, and under the action of a large external force, the pressing rod 3 can still not be deformed to ensure that the pressing rod 3 can push the first clamping block 4 and the second clamping block 5 to move outward, the main rod 1 is arranged in a hollow mode, so that other components can be arranged in the main rod 1, the first clamping block 4 is connected to the top end in the main rod 1, the first clamping block 4 can be used to achieve the effect that the device is clamped on the riveting part, so that the stability of the structure is increased, when the pressure plate 301 is hit, the pressure plate 301 will push the pressing rod 3 to move downward, so that the first clamping block 4 is pushed to move outward, so that the first clamping block 4 pushes open the protective film 2 and contacts the riveting part and is clamped on the riveting part, so that the stability of the structure is increased, the second clamping block 5 is installed at the bottom end of the first clamping block 4, the second clamping block 5 can also be clamped on the riveting part, so that the stability of the structure is further increased, the rivet will move to the deep part of the riveting hole while the pressing rod 3 extrudes the second clamping block 5 downward, so that the second clamping block 5 is pushed to move outward and pushes open the protective film 2 to contact the riveting part and be clamped on the riveting part, the support sleeve 6 is sleeved outside the bottom end of the second clamping block 5, the main rod 1 is connected to the outer end of the support sleeve 6, the friction force between the contact surface of the support sleeve 6 and the second clamping block 5 can be used to limit the displacement of the second clamping block 5, the friction force between the contact surface of the support sleeve 6 and the second clamping block 5 should be moderate, so that the second clamping block 5 is not difficult to move out of the main rod 1, so that the effect of stabilizing the device is achieved, and the friction force should not be too small, which can make it difficult to limit the displacement of the second clamping block 5, the through hole is formed in the surface of the main rod 1 and is used for facilitating the movement of the first clamping block 4 and the second clamping block 5, so that the first clamping block 4 and the second clamping block 5 can move out of the main rod 1 and be clamped on the riveting part, so that the stability of the structure is increased.

[0027] In the utility model embodiment, the protective film 2 is sleeved outside the main rod 1, the protective film 2 can effectively avoid the clamping block from moving out of the main rod 1, so that the rivet can not be hindered when being placed in the riveting hole, and the protective film 2 can also avoid foreign matters from entering the rivet, so that the phenomenon that the clamping block cannot move out does not occur, the protective film 2 can protect the device, and when the clamping block moves outward, the protective film 2 can be pushed open, so that the movement process of the clamping block is not affected, and the stability of the structure is not disturbed.

[0028] In the utility model embodiment, the pressing rod 3 is connected to the top end of the pressure plate 301, the top end of the main rod 1 is provided with the installation groove 101 matched with the pressure plate 301, the pressure plate 301 is used to facilitate the pressure applied to the rivet, and after riveting is completed, the pressure plate 301 is embedded in the installation groove 101, so that the structure after riveting is more beautiful.

[0029] In the embodiment of the utility model, first clamping block 4 includes: first push plate 401 and collet chuck 402, first push plate 401 is connected at the top of the inside of main rod 1, the left side of the bottom of first push plate 401 is connected with collet chuck 402, reach the effect of transmission of the thrust of extrusion rod 3 through first push plate 401, when extrusion rod 3 extrudes first push plate 401, first push plate 401 will transmit pressure to collet chuck 402, thereby collet chuck 402 is moved outward, and first push plate 401 is also connected with main rod 1, thereby the displacement of first clamping block 4 is limited, so that first clamping block 4 can only rotate around the connecting point of first push plate 401 and main rod 1, reach the effect of clamping riveting piece through collet chuck 402, collet chuck 402 is moved outward under the thrust of first push plate 401 and opens protective film 2, and contacts riveting piece, thereby is clamped on riveting piece.

[0030] In the embodiment of the utility model, first clamping block 4 includes: first push plate 401 and collet chuck 402, first push plate 401 is connected at the top of the inside of main rod 1, the left side of the bottom of first push plate 401 is connected with collet chuck 402, reach the effect of transmission of the thrust of extrusion rod 3 through first push plate 401, when extrusion rod 3 extrudes first push plate 401, first push plate 401 will transmit pressure to collet chuck 402, thereby collet chuck 402 is moved outward, and first push plate 401 is also connected with main rod 1, thereby the displacement of first clamping block 4 is limited, so that first clamping block 4 can only rotate around the connecting point of first push plate 401 and main rod 1, reach the effect of clamping riveting piece through collet chuck 402, collet chuck 402 is moved outward under the thrust of first push plate 401 and opens protective film 2, and contacts riveting piece, thereby is clamped on riveting piece.

[0031] In the embodiment of the utility model, second clamping block 5 includes: clamping block 501, second push plate 502 and anti-skid corrugation 503, clamping block 501 is installed in support sleeve 6, the right end of clamping block 501 is connected with second push plate 502, the left end of clamping block 501 is provided with anti-skid corrugation 503, reach the effect of transmission of the thrust of extrusion rod 3 through second push plate 502, when extrusion rod 3 extrudes second push plate 502, second push plate 502 will transmit pressure to clamping block 501, thereby clamping block 501 is moved outward, reach the effect of clamping riveting piece through clamping block 501, clamping block 501 is moved outward under the thrust of second push plate 502 and opens protective film 2, and contacts riveting piece, thereby is clamped on riveting piece, reach the effect of increasing the friction force of the contact surface of second push plate 502 and riveting piece through anti-skid corrugation 503, thereby further enhance the stability of the structure.

[0032] In the embodiment of the utility model, second clamping block 5 includes: clamping block 501, second push plate 502 and anti-skid corrugation 503, clamping block 501 is installed in support sleeve 6, the right end of clamping block 501 is connected with second push plate 502, the left end of clamping block 501 is provided with anti-skid corrugation 503, reach the effect of transmission of the thrust of extrusion rod 3 through second push plate 502, when extrusion rod 3 extrudes second push plate 502, second push plate 502 will transmit pressure to clamping block 501, thereby clamping block 501 is moved outward, reach the effect of clamping riveting piece through clamping block 501, clamping block 501 is moved outward under the thrust of second push plate 502 and opens protective film 2, and contacts riveting piece, thereby is clamped on riveting piece, reach the effect of increasing the friction force of the contact surface of second push plate 502 and riveting piece through anti-skid corrugation 503, thereby further enhance the stability of the structure.

[0033] Working principle: in use, first, the main rod 1 is aligned with the riveting hole of the riveting part, then the pressure plate 301 is hit with a hammer, at this time the rivet will move to the deep part of the riveting hole, at the same time, the pressure plate 301 will push the extrusion rod 3 to move downward, so as to push the first clamping block 4 to move outward, so as to make the first clamping block 4 push the protective film 2 to contact with the riveting part and clamp on the riveting part; continue to hit the pressure plate 301, the rivet will move to the deep part of the riveting hole, at the same time, the extrusion rod 3 will extrude the second clamping block 5 downward, push the second clamping block 5 to move outward, push the protective film 2 to contact with the riveting part, so as to clamp on the riveting part, finally, the pressure plate 301 is embedded in the installation groove 101, the riveting work is completed; the multi-layer design of the first clamping block 4 and the second clamping block 5 not only has simple structure, but also makes the clamping force smaller when the rivet is pressed into shallow, when the rivet is clamped into deep, the three-layer clamping block structure makes the clamping force large enough, which ensures the stability of the device; the protective film 2 is sleeved outside the main rod 1, the protective film 2 can effectively avoid the clamping block moving out of the main rod 1, so that the rivet can not be hindered when it is put into the riveting hole, and the protective film 2 can also avoid foreign matters entering the inside of the rivet, so that the phenomenon of the clamping block moving out of the main rod 1 cannot occur.

Claims

1. An improved punch riveted rivet, comprising: The utility model provides a main rod (1), its characterized in be: the main rod (1) top central installation extrusion rod (3), and the main rod (1) is hollow arrangement, the first clamping block (4) is connected to the inside top of main rod (1), and the second clamping block (5) is installed in the first clamping block (4) bottom, and the support sleeve (6) is equipped with outside second clamping block (5) bottom, and the support sleeve (6) outer end is connected with main rod (1), and the surface of main rod (1) is through and has established the through -hole of the first clamping block (4) and second clamping block (5) removal convenient.

2. The improved rivet for use in the improved rivet and punch process according to claim 1, wherein: The main rod (1) is provided with a protective film (2) outside.

3. The improved rivet of claim 1, wherein: The extrusion rod (3) is connected with a pressure plate (301) at the top end, and the main rod (1) is provided with a mounting groove (101) at the top end, which is matched with the pressure plate (301).

4. The improved type of punch rivet according to claim 1, characterized in that: The first clamping block (4) comprises a first push plate (401) and a chuck (402), and the first push plate (401) is connected to the inside top of the main rod (1), and the chuck (402) is connected to the left side of the bottom end of the first push plate (401).

5. The improved rivet of claim 4, wherein: The first clamping block (4) has four, and the four first clamping blocks (4) are arranged equidistantly around the inside top of the main rod (1).

6. The improved rivet of claim 1, wherein: The second clamping block (5) comprises a clamping block (501), a second push plate (502) and an anti-skid corrugation (503), the clamping block (501) is installed in the support sleeve (6), the second push plate (502) is connected to the right end of the clamping block (501), and the anti-skid corrugation (503) is arranged on the left end of the clamping block (501).

7. The improved rivet of claim 6, wherein: The second clamping block (5) has eight, and the eight clamping blocks (501) are arranged in four groups, and the four clamping blocks (501) in each group are arranged equidistantly around the inside bottom of the main rod (1), and the two groups of clamping blocks (501) are arranged symmetrically and in parallel on the inside bottom of the main rod (1).

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