Rivet pressing and positioning mechanism based on riveting machine

Abstract

The utility model discloses a rivet pressing and positioning mechanism based on a riveting machine, and relates to the technical field of riveting machines, the rivet pressing and positioning mechanism comprises a supporting frame, the upper end of the supporting frame is fixedly connected with a stamping air gun, the lower end of the supporting frame is fixedly connected with a base, the upper end of the base is fixedly connected with a rivet pressing support, the upper end of the base is uniformly provided with sliding chutes, and the sliding chutes are fixedly connected with the base. A sliding block is slidably connected into the sliding groove, a spring is fixedly connected to one side of the sliding block, an inclined block is fixedly connected to the upper end of the sliding block, the outer side of the inclined block is slidably connected with the outer side of the rivet pressing support, a circular ring is slidably connected to the upper end of the rivet pressing support, and a driving mechanism is arranged on the left side of the circular ring. When the device works, the circular ring moves downwards, so that the inclined blocks move synchronously, rivets can be limited and fixed at multiple points by the inclined blocks, the stability is improved, meanwhile, the rivets of different specifications can be fixed and limited by the structure, and the applicability of the device can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to riveter technical field especially relates to a rivet pressing positioning mechanism based on riveter. BACKGROUND

[0002] The automatic drilling and riveting technology at home and abroad originates from aerospace technology, is widely used in aircraft manufacturing and belongs to military technology to some extent, but in recent years, the rivet technology is more and more widely used in civil production, such as vehicle production, circuit board, control cabinet and other industries have corresponding applications.

[0003] The Chinese patent with the authorization announcement number CN218080235U discloses a rivet pressing positioning mechanism based on riveter, which comprises a base, a rivet pressing support connected to the upper part of the base, a positioning mechanism comprising a motor, the motor is connected to the upper surface of the base, and a dismounting mechanism comprising a clamping block, the clamping block is connected to the outer surface of the motor. The utility model drives the rotation of the output shaft and the connecting block through the motor, and then pulls the pressing plate to the rivet through the connecting rod, so that the rivet is perpendicular to the base, which ensures the stability of the riveter during use, improves the qualified rate and reduces material waste. By dismounting the rivet pressing support and the motor, we can take out the complete positioning system for detection and repair, which ensures regular maintenance of the positioning system, prolongs the service life of the machine and ensures normal use.

[0004] However, the above-mentioned device is fixed by the pressing plate during use, the pressing plate is pulled only through the connecting rod, which is unstable during work. Although the pressing plate is arc-shaped, only two force points can be obtained when limiting different diameter rivets, which also leads to instability during work and unsatisfactory use effect. UTILITY MODEL CONTENTS

[0005] The utility model discloses a rivet pressing positioning mechanism based on riveter, which aims at solving the technical problems in the background.

[0006] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A rivet pressing positioning mechanism based on riveter, comprising a support frame, a stamping air gun fixedly connected to the upper end of the support frame, a base fixedly connected to the lower end of the support frame, a rivet pressing support fixedly connected to the upper end of the base, a sliding groove uniformly arranged on the upper end of the base, a sliding block slidingly connected to the inside of the sliding groove, a spring fixedly connected to one side of the sliding block, an inclined block fixedly connected to the upper end of the sliding block, the outer side of the inclined block and the outer side of the rivet pressing support slidingly connected, a circular ring slidingly connected to the upper end of the rivet pressing support, and a driving mechanism arranged on the left side of the circular ring.

[0008] Preferably, the driving mechanism comprises a motor fixedly connected to the lower end of the support frame, the output end of the motor is fixedly connected with a threaded rod, the left side of the circular ring is fixedly connected with a support rod, the inner part of the support rod is threadedly connected with the rod wall of the threaded rod;

[0009] Preferably, the left inner part of the support frame is provided with a rectangular groove, the inner part of the rectangular groove is slidably connected with a moving block, and the right side of the moving block is fixedly connected with the left side of the support rod.

[0010] Preferably, the lower end of the circular ring is obliquely arranged and abuts against the upper end of the inclined block.

[0011] As can be seen from the above, the rivet pressing positioning mechanism based on a rivet machine has the advantages that: during work, the circular ring moves downward, so that the plurality of inclined blocks move synchronously, thereby enabling the inclined blocks to limit and fix the rivet at multiple points, improving stability, and the structure can fix and limit rivets of different specifications, thereby improving the applicability of the device. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical solutions of the present application or prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only a part of the present application, and other drawings can also be obtained by those skilled in the art without any creative effort based on these drawings.

[0013] Figure 1 The overall structure schematic diagram of the rivet pressing positioning mechanism based on a rivet machine is provided.

[0014] Figure 2 The cross-sectional structure schematic diagram of the rivet pressing positioning mechanism based on a rivet machine is provided.

[0015] Figure 3 The rivet pressing positioning mechanism based on a rivet machine is provided. Figure 2 The enlarged structure schematic diagram of position A in the middle.

[0016] In the figure: 1, support frame; 2, stamping air gun; 3, riveting support; 4, circular ring; 5, inclined block; 6, support rod; 7, threaded rod; 8, moving block; 9, rectangular groove; 10, motor; 11, base; 12, sliding groove; 13, spring; 14, sliding block. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail in combination with specific embodiments.

[0018] It should be noted that, unless otherwise defined, technical or scientific terms used in the present application should be understood as having the common meaning in the field of the present application to which they belong. The terms "first", "second" and similar terms used in the present application do not indicate any order, number or importance, but are only used to distinguish different components. The terms "include" or "contain" and similar terms mean that the elements or objects before the term cover the elements or objects listed after the term and their equivalents, without excluding other elements or objects. The terms "connect" or "connected" and similar terms are not limited to physical or mechanical connections, but can include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships, which may change accordingly when the absolute position of the described object changes.

[0019] Referring to Figures 1-3 A rivet pressing positioning mechanism based on a riveter, comprising a support frame 1, a stamping air gun 2 is fixedly connected to the upper end of the support frame 1, a base 11 is fixedly connected to the lower end of the support frame 1, a rivet pressing support 3 is fixedly connected to the upper end of the base 11, a sliding groove 12 is uniformly formed in the upper end of the base 11, a sliding block 14 is slidably connected in the sliding groove 12, the sliding block 14 can move in the sliding groove 12, a spring 13 is fixedly connected to one side of the sliding block 14, the spring 13 has a certain thrust on the sliding block 14, an inclined block 5 is fixedly connected to the upper end of the sliding block 14, the sliding block 14 can drive the inclined block 5, the outer side of the inclined block 5 is slidably connected to the outer side of the rivet pressing support 3, a circular ring 4 is slidably connected to the upper end of the rivet pressing support 3, a driving mechanism is arranged on the left side of the circular ring 4, and the driving mechanism drives the circular ring 4 to move up and down;

[0020] During work, the rivet is placed in the rivet pressing support 3, at this time the circular ring 4 is driven by the driving mechanism to move downward, the circular ring 4 is pressed against the inclined block 5 when moving downward, the inclined block 5 moves to the inside of the rivet pressing support 3 under the action of the sliding block 14, and the multiple inclined blocks 5 simultaneously move to limit and fix the rivet. When the circular ring 4 moves upward, the sliding block 14 is reset under the action of the spring 13, so that during work, the multiple inclined blocks 5 are synchronously moved by the downward movement of the circular ring 4, so that the inclined blocks 5 can limit and fix the rivet at multiple points, thereby improving the stability, and the structure can fix and limit rivets of different specifications, thereby improving the applicability of the device.

[0021] Referring to Figure 2The driving mechanism comprises a motor 10 fixedly connected to the lower end of the support frame 1, the motor 10 is a driving device, the output end of the motor 10 is fixedly connected with a threaded rod 7, the output end of the motor 10 drives the threaded rod 7 to rotate, the left side of the circular ring 4 is fixedly connected with a support rod 6, the inside of the support rod 6 is threadedly connected with the rod wall of the threaded rod 7, during work, the motor 10 is started, the motor 10 drives the threaded rod 7 to rotate, the threaded rod 7 rotates to move the support rod 6, and the support rod 6 moves to drive the circular ring 4 to move.

[0022] With reference to Figure 2 The left side of the support frame 1 is provided with a rectangular groove 9 in the inside, and a moving block 8 is slidably connected in the inside of the rectangular groove 9, and the right side of the moving block 8 is fixedly connected with the left side of the support rod 6.

[0023] With reference to Figure 2 The lower end of the circular ring 4 is obliquely arranged and is in abutment with the upper end of the inclined block 5, so that the circular ring 4 is better in abutment with the inclined block 5 during downward movement.

[0024] Working principle: during work, the rivet is placed in the inside of the rivet pressing support 3, at the moment, the circular ring 4 is driven by the driving mechanism to move downward, the circular ring 4 is pressed against the inclined block 5 during downward movement, the inclined block 5 is moved into the inside of the rivet pressing support 3 under the action of the sliding block 14, and the plurality of inclined blocks 5 are simultaneously moved to limit and fix the rivet, the inclined block 5 is reset under the action of the spring 13 when the circular ring 4 moves upward, so that, during work, the plurality of inclined blocks 5 are synchronously moved by the downward movement of the circular ring 4, so that the inclined block 5 can limit and fix the rivet at multiple points, the stability is improved, meanwhile, the structure can fix and limit rivets of different specifications, and the applicability of the device is improved.

[0025] Those skilled in the art should understand that the discussion of the above any embodiment is only exemplary, and is not intended to imply that the scope (including claims) of the utility model is limited to these examples; under the thought of the utility model, the above embodiments or technical features in different embodiments can also be combined, the steps can be implemented in any order, and there are many other changes of different aspects of the utility model as described above, and they are not provided in details for the sake of brevity.

[0026] The utility model aims at covering all such replacements, modifications and variations falling into the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. made in the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A rivet abutment positioning mechanism for a riveter, comprising a support frame (1), characterized in that, The upper end of the support frame (1) is fixedly connected with a stamping air gun (2), the lower end of the support frame (1) is fixedly connected with a base (11), the upper end of the base (11) is fixedly connected with a riveting support (3), the upper end of the base (11) is uniformly provided with a sliding groove (12), the inside of the sliding groove (12) is slidably connected with a sliding block (14), one side of the sliding block (14) is fixedly connected with a spring (13), the upper end of the sliding block (14) is fixedly connected with an inclined block (5), the outer side of the inclined block (5) is slidably connected with the outer side of the riveting support (3), the upper end of the riveting support (3) is slidably connected with a circular ring (4), the left side of the circular ring (4) is provided with a driving mechanism.

2. The rivet abutting and positioning mechanism based on a riveter according to claim 1, characterized in that, The driving mechanism comprises a motor (10) fixedly connected with the lower end of the support frame (1), the output end of the motor (10) is fixedly connected with a threaded rod (7), the left side of the circular ring (4) is fixedly connected with a support rod (6), the inside of the support rod (6) is threadedly connected with the rod wall of the threaded rod (7).

3. The rivet pressing and positioning mechanism for a riveting machine according to claim 2, characterized in that: The left side of the support frame (1) is internally provided with a rectangular groove (9), the inside of the rectangular groove (9) is slidably connected with a moving block (8), the right side of the moving block (8) is fixedly connected with the left side of the support rod (6).

4. The rivet holding and positioning mechanism for a riveter according to claim 1, wherein The lower end of the circular ring (4) is obliquely arranged and is in contact with the upper end of the inclined block (5).

Images