Bushing fixing and riveting device

Abstract

The utility model relates to a bushing fixing device which comprises a pressing base and a fixing base, a hole body is formed in the pressing base, a bushing body is arranged in the hole body, a rotating rod extends into the bushing body, fixing assemblies are arranged on the two sides of the rotating rod and used for limiting and fixing the bushing body, and a rotating assembly is arranged on the top of the rotating rod and used for driving the bushing body to rotate. Through the combination of the motor, the rotating rod and the first electric telescopic cylinder, the rotating rod can extend into the lining body, the first electric telescopic cylinder extends into the limiting groove, and therefore the lining body can be conveniently limited, meanwhile, due to the fact that the top of the rotating rod is connected with the motor, the motor can be used for driving the lining body to rotate, and the working efficiency is improved. And when the aperture of the mounting hole is small, the bushing main body can be driven to rotate, so that the bushing main body is screwed into the mounting hole.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of riveting, in particular to bush fixing and riveting device. BACKGROUND

[0002] The riveting device needs to fix the bush, mainly because fixing the bush is the key step to guarantee the riveting quality. In the riveting process, the accurate installation and fixation of the bush are crucial to ensure the firmness, accuracy and reliability of the riveting.

[0003] According to the public patent 201922362509.1 bush riveting device, it includes a pressure seat, a guide column matched with the through hole of the bush to be riveted is arranged on the pressure seat, and a pressure head is arranged on both sides of the guide column, one end of the guide column is fixedly arranged on the pressure seat, the other end of the guide column protrudes from the pressure seat, the diameter of the guide column is smaller than the inner diameter of the bush, and the extension direction of the guide column is parallel to the extension direction of the pressure head; one end of each pressure head is fixedly arranged on the pressure seat through a first fastener, the other end of each pressure head protrudes from the pressure seat, the pressure head has a pushing state, when the pressure head is in the pushing state, the bush is arranged in the mounting hole of the part, the pressure head is in contact with the circumferential edge of the mounting hole of the part to form a recess, and a spacing is maintained between the pressure head and the bush; the pressure seat has two oppositely arranged arc-shaped sides and two oppositely arranged plane sides, and the cross section of the pressure seat is in a waist-shaped structure. The bush riveting device provided by the utility model can protect the surface of the part and the surface of the bush without being pressed and marked, and increase the service life of the bush. In the process of realizing the utility model, the inventors found that at least the following problems in the prior art have not been solved, although the provided bush riveting device can protect the surface of the part and the surface of the bush without being pressed and marked, improve the workpiece qualification rate, and increase the service life of the bush, but in the use process, the traditional bush fixing and riveting device does not sufficiently limit and fix the bush when the part is riveted, which leads to the displacement and shaking of the bush, and affects the riveting effect. Therefore, a new technical scheme needs to be designed to solve the problem. UTILITY MODEL CONTENTS

[0004] The utility model aims at overcoming the defects of the prior art, adapting to the actual needs, providing a bush fixing and riveting device to solve the technical problem that the current traditional bush fixing and riveting device does not sufficiently limit and fix the bush when the part is riveted, which leads to the displacement and shaking of the bush, and affects the riveting effect.

[0005] In order to realize the purpose of the utility model, the technical scheme that the utility model adopts is that a bush fixing device is designed, which comprises a pressing base and a fixing base, a hole body is formed in the pressing base, a bush main body is arranged in the hole body, a rotating rod is inserted into the bush main body, fixing assemblies are formed on the two sides of the rotating rod, the bush main body is fixed and limited, a rotating assembly is arranged on the top of the rotating rod, and the bush main body is rotated.

[0006] Preferably, the fixing assembly comprises first electric telescopic cylinders mounted on the two sides of the rotating rod and limiting grooves formed in the inner walls of the bush main body.

[0007] Preferably, one side of the first electric telescopic cylinder is inserted into the limiting groove, and the bush main body is fixed.

[0008] Preferably, the rotating assembly comprises a motor shaft fixed on the top of the rotating rod and a motor connected to the top of the motor shaft.

[0009] Preferably, the motor is mounted in a mounting groove formed in the bottom of the fixing base.

[0010] Preferably, circular grooves are formed on the two sides of the top of the pressing base, second electric telescopic cylinders are mounted in the circular grooves, and fixing bases are fixed to the top of the second electric telescopic cylinders.

[0011] Preferably, pressing heads are mounted on the two sides of the bottom of the pressing base.

[0012] The bush fixing device is used in a riveting device.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1. The utility model discloses a riveting device, which comprises the bush fixing device.

[0015] 2. The utility model discloses a riveting device, which comprises the bush fixing device. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is a whole structure schematic view of the utility model;

[0017] Fig. 2 It is a bushing main body internal structure schematic view of the utility model.

[0018] In the drawing: 1, pressure seat; 101, bushing main body; 102, pressure head; 103, hole body; 2, fixed seat; 201, installation groove; 202, motor; 203, motor shaft; 204, rotating rod; 205, first electric telescopic cylinder; 206, limiting groove; 3, circular groove; 301, second electric telescopic cylinder. DETAILED DESCRIPTION

[0019] The utility model is further explained below in combination with the drawings and examples:

[0020] Example 1: bushing fixing device, referring to Figs. 1-2 , including pressure seat 1 and fixed seat 2, the inside of pressure seat 1 is provided with hole body 103, hole body 103 is provided with bushing main body 101 inside, rotating rod 204 is inserted into the inside of bushing main body 101, rotating rod 204 both sides are provided with fixed assembly, bushing main body 101 is fixed and limited, rotating rod 204 top is provided with rotating assembly, driving bushing main body 101 rotates, in the process of pressing rivet, driving pressure seat 1 moves, the bushing main body 101 in part is inserted into hole body 103, then after rotating rod 204 is inserted into the main body inside of bushing main body 101, the first electric telescopic cylinder 205 on both sides of rotating rod 204 is aligned with the limiting groove 206 in bushing main body 101, then opening first electric telescopic cylinder 205, the first electric telescopic cylinder 205 is inserted into limiting groove 206, bushing main body 101 is limited, when the hole diameter of installation hole position is small, the motor 202 can be opened, the motor 202 drives motor shaft 203, motor shaft 203 drives rotating rod 204, rotating rod 204 drives bushing main body 101 to rotate, and bushing main body 101 is rotated and inserted into the installation hole, solve the traditional bushing fixing and riveting device, when the part is pressed rivet, the bushing is not fixed and limited sufficiently, resulting in the displacement of the bushing, which affects the technical problem of the effect of pressing rivet.

[0021] Specifically, referring to Fig. 2 The fixed assembly includes the first electric telescopic cylinder 205 installed on both sides of the rotating rod 204, and the limiting groove 206 formed in the inner wall of the bushing main body 101.

[0022] Further, referring to Fig. 2 The first electric telescopic cylinder 205 is inserted into the limiting groove 206 on one side, and the bushing main body 101 is fixed.

[0023] It is worth mentioning that, referring to Fig. 1The rotating assembly comprises a motor shaft 203 fixed at the top of the rotating rod 204, and a motor 202 connected at the top of the motor shaft 203.

[0024] It is worth noting that, referring to Fig. 1 The motor 202 is installed in the mounting groove 201 formed at the bottom of the fixed seat 2.

[0025] It is worth noting that, referring to Fig. 1 The top of the pressing seat 1 is provided with a circular groove 3 on both sides, and a second electric telescopic cylinder 301 is installed inside the circular groove 3. The top of the second electric telescopic cylinder 301 is fixed with a fixed seat 2. When the height of the rotating rod 204 and the first electric telescopic cylinder 205 needs to be adjusted, the second electric telescopic cylinder 301 can be opened, and the second electric telescopic cylinder 301 will drive the motor 202, the rotating rod 204 and the first electric telescopic cylinder 205 to move up and down, so as to limit and fix the bushing body 101 of different sizes.

[0026] It is worth noting that, referring to Fig. 1 The bottom of the pressing seat 1 is provided with a pressing head 102 on both sides.

[0027] Embodiment 2: The riveting device is provided, which comprises the bushing fixing device in Embodiment 1. The riveting assembly of the riveting device is connected with the bushing fixing device, and drives the bushing fixing device to move for riveting. Since the riveting assembly is prior art, the specific structure and working principle thereof will not be described herein.

[0028] When the bushing fixing and riveting device is used, the pressing seat 1 is moved by the riveting assembly, so that the bushing body 101 in the part extends into the hole body 103. Then, the rotating rod 204 is extended into the inside of the bushing body 101, and the first electric telescopic cylinder 205 on both sides of the rotating rod 204 is aligned with the limiting groove 206 in the bushing body 101. Then, the first electric telescopic cylinder 205 is opened, and the first electric telescopic cylinder 205 is extended into the limiting groove 206 to limit the bushing body 101. When the hole diameter of the installation hole position is small, the motor 202 can be opened, the motor shaft 203 is driven by the motor 202, the rotating rod 204 is driven by the motor shaft 203, and the bushing body 101 is rotated by the rotating rod 204, so that the bushing body 101 is rotated into the installation hole. When the height of the rotating rod 204 and the first electric telescopic cylinder 205 needs to be adjusted, the second electric telescopic cylinder 301 can be opened, and the second electric telescopic cylinder 301 will drive the motor 202, the rotating rod 204 and the first electric telescopic cylinder 205 to move up and down, so as to limit and fix the bushing body 101 of different sizes.

[0029] In addition, the components designed in the utility model are all general standard components or components known by the person skilled in the art, the structure and principle of which can be known by the person skilled in the art through a technical manual or through a conventional experimental method, and the person skilled in the art can completely realize without redundancy, and the content protected by the utility model does not involve improvement of internal structure and method.

[0030] The utility model discloses the embodiment discloses the preferable embodiment, but is not limited to this, and the person skilled in the art, the person skilled in the art, very easily according to the above -mentioned embodiment, the spirit of the utility model is appreciated, and different is drawn and changes, but as long as not departing from the spirit of the utility model, all are in the protection scope of the utility model.

Claims

1. A bushing fixture comprising a presser (1) and a holder (2), characterized in that, The presser block (1) is internally provided with a hole body (103), the hole body (103) is internally provided with a bushing main body (101), the bushing main body (101) is internally provided with a rotating rod (204), the rotating rod (204) is provided with a fixing assembly on both sides, the bushing main body (101) is fixed and limited, the rotating rod (204) is provided with a rotating assembly on the top, and the bushing main body (101) is rotated.

2. The bushing fixture of claim 1, wherein, The fixing assembly comprises first electric telescopic cylinders (205) mounted on both sides of the rotating rod (204) and limiting grooves (206) formed in the inner walls of the bushing main body (101).

3. The bushing fixture of claim 2, wherein, The first electric telescopic cylinder (205) is inserted into the limiting groove (206) on one side, and the bushing main body (101) is fixed.

4. The bushing fixture of claim 1, wherein, The rotating assembly comprises a motor shaft (203) fixed on the top of the rotating rod (204) and a motor (202) connected on the top of the motor shaft (203).

5. The bushing fixture of claim 4, wherein, The motor (202) is mounted in the mounting groove (201) formed in the bottom of the fixing seat (2).

6. The bushing fixture of claim 1, wherein, The presser block (1) is provided with a circular groove (3) on both sides of the top, the circular groove (3) is internally provided with a second electric telescopic cylinder (301), and the second electric telescopic cylinder (301) is fixedly provided with a fixing seat (2) on the top.

7. The bushing fixture of claim 1, wherein, The presser block (1) is provided with a press head (102) on both sides of the bottom.

8. Riveting device, characterized in that The bushing fixing device comprises the bushing fixing device according to any one of claims 1-7. The bushing fixing device comprises the bushing fixing device according to any one of claims 1-7.

Images