CN214321679U

CN214321679U - Automatic extruding and pushing unit for rivet

Info

Publication number: CN214321679U
Application number: CN202022749830.8U
Authority: CN
Inventors: 程美元
Original assignee: Dongguan Zetong Metal Co ltd
Current assignee: Dongguan Zetong Metal Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-10-01
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses an automatic extruding and pushing unit of a rivet, which comprises a riveting head, a driving piece for driving the riveting head to move back and forth, a connecting rod connected with the driving piece through a fixing frame, and a material clamp fixing seat fixedly connected at the lower end of the connecting rod; the material clamp fixing seat comprises a support plate, a clamping piece and two clamping nozzles; the upper end of the support plate is fixedly connected to the lower end of the connecting rod, the clamping pieces are fixedly connected to two sides of the lower end of the support plate, the lower ends of the clamping pieces are fixed to the outer sides of the two clamping mouths, inner side faces of the two clamping mouths can be close to and far away from each other, the material clamp fixing seat is used for containing a rivet, and the riveting head is used for withdrawing the rivet, which is contained in the material clamp fixing seat, from the riveting head to the external object. The automatic crowded unit that pushes away of rivet have simple structure, convenient operation's advantage to can a plurality of crowded units that push away install simultaneously and work on same riveting machine, improved riveting efficiency.

Description

Automatic extruding and pushing unit for rivet

Technical Field

The utility model relates to a rivet riveting technical field especially discloses an automatic crowded unit that pushes away of rivet.

Background

The riveting machine (also called as a riveting machine or a riveting machine) refers to mechanical equipment capable of riveting objects by rivets, the riveting machine mainly completes assembly by rotation and pressure, the riveting machine is mainly applied to occasions needing rivet riveting, specifications and models such as pneumatic, oil pressure and electric, single-end and double-end are common, and automatic riveting machines and spin riveting machines are common types. However, most of the existing automatic riveting machines have complex structures, complex operation and low working efficiency.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide an automatic extruding and pushing unit for rivets.

In order to achieve the above object, the automatic extruding and pushing unit for rivet of the present invention comprises a riveting head, a driving member for driving the riveting head to move, a connecting rod connected with the driving member via a fixing frame, and a clip fixing seat fixedly connected to the lower end of the connecting rod; the material clamp fixing seat comprises a support plate, a clamping piece and two clamping nozzles; extension board upper end fixed connection is at the connecting rod lower extreme, and extension board lower extreme both sides fixedly connected with clamping piece, and the clamping piece lower extreme is fixed at two clamping jaws, and two clamping jaws can be close to each other and keep away from, and the collet fixing base is used for holding the rivet, and the riveting head is used for holding the collet fixing base and holds the rivet of establishing and release the riveting on external article.

Specifically, the material clamp fixing seat is provided with four clamping pieces, two sides of the lower end of the support plate are respectively connected with the two clamping pieces, the support plate is attached to the upper ends of the two clamping pieces on the same side, and the lower ends of the two clamping pieces on the same side are diverged to be respectively connected to the same outer side face of the clamping nozzle.

Specifically, the material clamp fixing seat is provided with two clamping mouths which can be close to and far away from each other, the outer side surface of each clamping mouth is fixedly connected with two clamping pieces, the clamping pieces are used for clamping the two clamping mouths, and the clamping mouths are used for accommodating rivets output by the material clamp fixing seat.

Specifically, the inner side surface of the clamping nozzle is provided with a material clamping hole, the shape of the upper end of the material clamping hole is matched with the shape of the riveting head, the shape of the lower end of the material clamping hole is matched with the shape of the rivet, the joint of the upper end and the lower end of the material clamping hole is an inclined surface, and the inclined surface is used for bearing the rivet and stopping the limiting riveting head.

Specifically, a notch is arranged on the side face, close to the nail feeding pipe, of the clamping nozzle, the notch penetrates through the material clamping hole along the axial direction of the material clamping hole, and the shape of the position, close to the inclined plane of the material clamping hole, of the notch is identical to the shape of the rivet.

Specifically, the mount is provided with reset spring, and reset spring's one end fixed connection is on the mount, and reset spring's the other end is connected on the connecting rod.

Specifically, a limiting column is arranged above the connecting rod, the upper end of the limiting column is connected to the connecting rod, and the lower end of the limiting column is suspended and used for limiting the travel distance of the connecting rod moving downwards.

The utility model has the advantages that: when the automatic extruding and pushing unit of the rivet works, the driving piece pushes the riveting head to punch downwards, the riveting head is abutted to the inclined plane in the clamping nozzle, so that the material clamp fixing seat moves downwards and drives the connecting rod to move downwards, the reset spring is stressed and stretched to generate elastic deformation, the limiting column moves downwards along with the connecting rod, when the lower end of the limiting column is abutted to the fixing frame, the riveting head of the driving piece continues to punch downwards to prop the clamping nozzle, and the rivet held by the clamping nozzle is withdrawn from the riveting and pressed on an external object; when the rivet is withdrawn, the return spring is contracted and restored, and the connecting rod drives the material clamp fixing seat and the riveting head to move upwards to return to the position and the state before working under the action of the elastic force. The automatic crowded unit that pushes away of rivet have simple structure, convenient operation's advantage to can a plurality of crowded units that push away install simultaneously and work on same riveting machine, improved riveting efficiency.

Drawings

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

fig. 2 is a schematic diagram of the right-side view structure of the present invention;

fig. 3 is a right-side view structural schematic diagram of the clip fixing base of the present invention;

fig. 4 is a schematic view of the internal structure of the clip holder of the present invention;

fig. 5 is a rear view of the clip holder of the present invention.

The reference numerals include:

1-riveting head 2-driving piece 3-connecting rod

4-support plate 5-clamping piece 6-clamping mouth

7-rivet 8-fixing frame 9-reset spring

31-limiting column 61-clamping hole 62-inclined surface

63, a gap.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying drawings, which are not intended to limit the present invention.

Referring to fig. 1 to 5, an automatic pushing unit for rivets of the present invention includes a riveting head 1, a driving member 2 for driving the riveting head 1 to move back and forth, a connecting rod 3 connected to the driving member 2 via a fixing frame 8, and a clip fixing seat fixedly connected to a lower end of the connecting rod 3; the material clamp fixing seat comprises a support plate 4, a clamping plate 5 and two clamping nozzles 6; extension board 4 upper end fixed connection is at connecting rod 3 lower extreme, and extension board 4 lower extreme both sides fixedly connected with clamping piece 5, and the clamping piece 5 lower extreme is fixed in two clamping jaws 6 outsides, and the medial surface of two clamping jaws 6 can be close to each other and keep away from, and the collet fixing base is used for holding and establishes rivet 7, and riveting head 1 is used for holding the collet fixing base and establishes rivet 7 and release the riveting on external article. The driving piece 2 pushes the riveting head 1 to punch downwards, the riveting head 1 drives the material clamp fixing seat and the connecting rod 3 to move downwards, when the material clamp fixing seat descends to a certain position, the riveting head 1 props the two clamping jaws 6 and enables the rivet 7 contained in the clamping jaws 6 to exit from the riveting head to an external object, the riveting head 1 and the clamping jaws 6 are reset after the riveting head is completed.

Referring to fig. 2 to 4, the clip fixing base has four clips 5, two sides of the lower end of the support plate 4 are respectively connected with two clips 5, the upper ends of the two clips 5 on the same side are attached to the support plate 4, and the lower ends of the two clips 5 on the same side are diverged to be respectively connected to the same outer side surface of the clamping mouth 6. The two clamping pieces 5 are made of elastic materials, when the clamping mouth 6 is opened by the riveting head 1, the riveting head 1 is removed, and the elastic action of the clamping pieces 5 can restore the position of the clamping mouth 6.

Referring to fig. 3 to 4, the clip fixing base is provided with two jaws 6 that can approach and separate from each other, an outer side surface of each jaw 6 is fixedly connected with two clamping pieces 5, the clamping pieces 5 are used for clamping the two jaws 6, and the jaws 6 are used for accommodating rivets 7 output by the clip fixing base. The inner side surface of the clamping nozzle 6 is provided with a clamping hole 61, the shape of the upper end of the clamping hole 61 is matched with the shape of the riveting head 1, the shape of the lower end of the clamping hole 61 is matched with the shape of the rivet 7, the joint of the upper end and the lower end of the clamping hole 61 is an inclined surface 62, and the inclined surface 62 is used for bearing the rivet 7 and stopping and limiting the riveting head 1. During the crowded unit nailing that pushes away of automation of rivet 7, riveting head 1 receives the downward punching press of thrust, inclined plane 62 in the clamping jaw 6 receives the downward activity of the pressure of riveting head 1 and drives connecting rod 3 downwards, when clamping jaw 6 descends to treating rivet 7 product top, riveting head 1 lasts down to pressing, clamping jaw 6 is propped open by riveting head 1, rivet 7 falls into and treats rivet 7 product and is punched by riveting head 1, the riveting is accomplished, riveting head 1 and clamping jaw 6 reset.

Referring to fig. 5, a notch 63 is arranged on the side surface of the clamping nozzle 6 close to the nail feeding pipe, the notch 63 penetrates through the material clamping hole 61 along the axial direction of the material clamping hole 61, and the shape of the notch 63 close to the inclined surface 62 of the material clamping hole 61 is matched with the shape of the rivet 7. The design of opening 63 can reduce the frictional force between riveting head 1 and the wall of material clamping hole 61, and whether rivet 7 normally falls into material clamping hole 61 after coming out from the nail feeding pipe can be observed visually, so that rivet 7 is prevented from being skewed or clamped in material clamping hole 61, and the riveting quality is ensured.

Referring to fig. 1, the fixing frame 8 is provided with a return spring 9, one end of the return spring 9 is fixedly connected to the fixing frame 8, and the other end of the return spring 9 is connected to the connecting rod 3. When the connecting rod 3 moves downwards, the return spring 9 is pulled to extend and generate elastic deformation, when the connecting rod 3 does not bear downward acting force any more, the return spring 9 contracts and recovers, and the connecting rod 3 moves upwards under the action of the elastic force to return to the position before working.

Referring to fig. 1 to 2, a limiting post 31 is disposed above the connecting rod 3, an upper end of the limiting post 31 is connected to the connecting rod 3, and a lower end of the limiting post 31 is suspended to limit a stroke distance of the connecting rod 3 moving downward. When the material clamp fixing seat below the connecting rod 3 descends to the position above the material to be riveted, the lower end of the limiting column 31 just abuts against the fixing frame 8, and the connecting rod 3 is limited to continue moving downwards.

When the automatic extruding and pushing unit of the rivet 7 works, the driving piece 2 pushes the riveting head 1 to punch downwards, the riveting head 1 is abutted to the inclined surface 62 in the clamping nozzle 6, so that the material clamp fixing seat moves downwards and drives the connecting rod 3 to move downwards, the reset spring 9 is stressed and stretched to generate elastic deformation, the limiting column 31 moves downwards along with the connecting rod 3, when the lower end of the limiting column 31 is abutted to the fixing frame 8, the riveting head 1 of the driving piece 2 continues to punch downwards to prop the clamping nozzle 6 open, and the rivet 7 accommodated in the clamping nozzle 6 is withdrawn from being riveted on an external object; when the rivet 7 is pushed out, the return spring 9 is contracted and restored, and the connecting rod 3 drives the material clamp fixing seat and the riveting head 1 to move upwards under the action of elastic force to return to the position and the state before working. The automatic crowded unit that pushes away of rivet have simple structure, convenient operation's advantage to can a plurality of crowded units that push away install simultaneously and work on same riveting machine, improved riveting efficiency.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. An automatic extruding and pushing unit of a rivet comprises a riveting head (1), a driving piece (2) used for driving the riveting head (1) to move, a connecting rod (3) connected with the driving piece (2) through a fixing frame (8), and a material clamp fixing seat fixedly connected to the lower end of the connecting rod (3); the method is characterized in that: the material clamp fixing seat comprises a support plate (4), a clamping plate (5) and two clamping mouths (6); extension board (4) upper end fixed connection is at connecting rod (3) lower extreme, and extension board (4) lower extreme both sides fixedly connected with clamping piece (5), and clamping piece (5) lower extreme is fixed at two clamping jaws (6), and two clamping jaws (6) can be close to each other and keep away from, and the collet fixing base is used for holding rivet (7), and riveting head (1) is used for holding rivet (7) that the collet fixing base was established and releases the riveting and press on external article.

2. The automatic pushing unit of rivets of claim 1, characterized in that: the material clamp fixing seat is provided with four clamping pieces (5), two sides of the lower end of the support plate (4) are respectively connected with the two clamping pieces (5), the upper ends of the two clamping pieces (5) on the same side are attached to the support plate (4), and the lower ends of the two clamping pieces (5) on the same side are forked and respectively connected to the same outer side surface of the clamping mouth (6).

3. The automatic pushing unit of rivets of claim 1, characterized in that: the material clamp fixing seat is provided with two clamping mouths (6) which can be close to and far away from each other, the outer side surface of each clamping mouth (6) is fixedly connected with two clamping pieces (5), and the clamping pieces (5) are used for clamping the two clamping mouths (6).

4. The automatic pushing unit of rivets of claim 1, characterized in that: the inner side surface of the clamping nozzle (6) is provided with a clamping hole (61), the shape of the upper end of the clamping hole (61) is matched with the shape of the riveting head (1), the shape of the lower end of the clamping hole (61) is matched with the shape of the rivet (7), the middle of the clamping hole (61) is provided with an inclined surface (62), and the inclined surface (62) is used for bearing the rivet (7) and stopping and limiting the riveting head (1).

5. The automatic pushing unit of rivets of claim 1, characterized in that: the side face, close to the nail feeding pipe, of the nail clamping nozzle (6) is provided with a notch (63), the notch (63) penetrates through the material clamping hole (61) along the axial direction of the material clamping hole (61), the shape of the position, close to the inclined plane (62) of the material clamping hole (61), of the notch (63) is matched with the shape of the rivet (7), and the rivet (7) output by the nail feeding pipe enters the material clamping hole (61) of the nail clamping nozzle (6) through the notch (63).

6. The automatic pushing unit of rivets of claim 1, characterized in that: the fixing frame (8) is provided with a return spring (9), one end of the return spring (9) is fixedly connected to the fixing frame (8), and the other end of the return spring (9) is connected to the connecting rod (3).

7. The automatic pushing unit of rivets of claim 1, characterized in that: a limiting column (31) is arranged above the connecting rod (3), the upper end of the limiting column (31) is connected to the connecting rod (3), and the lower end of the limiting column (31) is suspended and used for limiting the stroke distance of the connecting rod (3) moving downwards.