CN210499974U

CN210499974U - Tool for mounting hinge

Info

Publication number: CN210499974U
Application number: CN201921170078.2U
Authority: CN
Inventors: 徐茂林; 文桥; 叶小军; 熊建华
Original assignee: Chongqing Branch of DFSK Motor Co Ltd
Current assignee: Chongqing Branch of DFSK Motor Co Ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-05-12
Anticipated expiration: 2029-07-23

Abstract

The utility model provides a tool for installing a hinge, which comprises a tool frame and a hinge clamping mechanism; the two end parts of the tool frame are respectively provided with a hinge clamping mechanism; the hinge clamping mechanism comprises a first pressing assembly, a first air cylinder, a second air cylinder, a first clamping assembly and a third positioning pin, and the first air cylinder and the second air cylinder are arranged on the tool frame; the first pressing assembly is connected with the first air cylinder, and the first clamping assembly is connected with the second air cylinder; the third positioning pin is arranged on the side surface of the first pressing component; and second positioning pins are arranged at two end parts of the tool frame. When the hinge is connected to the vehicle body through the tool, the position of the hinge does not need to be adjusted back and forth, so that the labor intensity of workers is reduced, the time is saved, and the efficiency is improved; the tool frame is positioned with the vehicle body through the second positioning pin, and the hinge and the vehicle body are connected without installing the hood cover, so that the tool can be used vertically, and is more convenient and labor-saving.

Description

Tool for mounting hinge

Technical Field

The utility model relates to an automobile installation device, concretely relates to frock for installing hinge.

Background

The engine hood cover, namely the engine hood and the fender, are used as important parts for appearance matching, the gap between the engine hood cover and the fender directly influences the attractiveness and quality requirements of a front face area of the whole vehicle, and the gap between the engine hood cover and the fender naturally becomes one of important attention areas of a user and is also one of the key points and difficulties of whole vehicle matching of various host factories.

The hair cover and the fender are connected with the vehicle body through hinges. The existing installation mode is that after hinges and hair cover covers on the left side and the right side are installed well, the hair cover covers are installed on a tool, and the tool is fixed on the vehicle body after the positioning columns on the hair cover covers are positioned with the vehicle body. When the hinge and the vehicle body are connected, the hood cover needs to be lifted, the hinge and the vehicle body are connected by using tools, and the tools can only be used obliquely due to the existence of the hood cover, so that the force is inconvenient to apply. In addition, there may be errors in the processing of the vehicle body, so after the hinge on one side is installed, the connecting hole on the hinge on the other side may be dislocated with the hole on the vehicle body, and the bolt for connecting the hinge on one side or both sides with the hood cover needs to be loosened, and then the hinge can be connected with the vehicle body.

The existing mode that the hair cover and the hinge are positioned through the hair cover after being installed and then the hinge is connected with the vehicle body may require repeated adjustment of workers, so that the labor intensity of the workers is increased, the repeated adjustment also increases the assembly time and reduces the labor efficiency; meanwhile, due to the existence of the hair cover, a tool for tightening the bolt is inclined, so that the hair cover is inconvenient to use.

Disclosure of Invention

The utility model discloses to at present earlier send out the mode of shroud and hinge assembly after the layer through sending out the shroud and fixing a position the back and installing the hinge again, because body size's error has probably to lead to installing one side hinge when hinge and body connection after, the condition of another side hinge and the mounting hole dislocation of automobile body just needs the workman to adjust repeatedly just can accomplish two hinge mount to the intensity of labour who has increased the workman has reduced work efficiency's problem, a frock for installing the hinge is provided.

In order to achieve the above purpose, the invention provides the following technical scheme:

a tool for installing a hinge comprises a tool frame and a hinge clamping mechanism; the hinge clamping mechanisms are mounted at the two end parts of the tool frame; and a third positioning pin is arranged on the hinge clamping mechanism, second positioning pins are arranged at two end parts of the tool frame through supports, and the second positioning pins are matched with positioning holes in the vehicle body.

Preferably, the hinge clamping mechanism comprises a first pressing assembly, a first air cylinder, a second air cylinder, a first clamping assembly, a positioning assembly and a third air cylinder; the first air cylinder and the second air cylinder are arranged on the tool frame; the first pressing assembly is connected with the rotary table of the first air cylinder, and the first clamping assembly is connected with the rotary table of the second air cylinder; the first pressing component is opposite to the first clamping component; the third cylinder is installed on the tool frame, the positioning assembly is connected with a piston rod of the third cylinder, two first positioning pins are arranged on the positioning assembly, and the outer diameters of the first positioning pins are matched with the diameters of the hinge mounting holes. Insert the connecting hole that hinge and hair cover are connected with first locating pin, can prevent that the hinge from moving about for installation accuracy is higher.

Preferably, a first connecting block is connected to the turntable of the first pressing assembly; the first connecting block is provided with a first pressing block and two second pressing blocks at intervals, the second pressing blocks are used for pressing one end of the hinge, the hinge is pressed downwards and matched with the first clamping assembly to clamp the hinge, and the first pressing blocks are used for pressing the other end of the hinge to enable the hinge to be attached to the vehicle body; the second pressing block is a U-shaped pressing block, and the distance between two sides of the U-shaped pressing block is larger than the outer diameter of the first positioning pin. Through the cooperation of second briquetting and first clamping unit with the one end of hinge press from both sides tightly, prevent that the hinge from reciprocating, first locating pin passes the second briquetting, fixes a position the hinge, prevents that the hinge from removing about, and first briquetting compresses tightly the other end of hinge for further guarantee the precision of hinge when being connected to the automobile body with the hinge.

Preferably, the tool frame is provided with a clamping mechanism, and the clamping mechanism is mounted at the end part of the tool frame and used for fixing the tool frame to a vehicle body; the clamping mechanism comprises a first support, a second support, a fourth cylinder and a second clamping assembly; the first support and the second support are both L-shaped, and the vertical section of the second support is connected with the horizontal section of the first support; the fourth cylinder is arranged on the horizontal section of the second bracket; the rotary table of the fourth cylinder is connected with the second clamping assembly; the second clamping assembly is hinged to the bottom of the second bracket. The tool frame is fixed with the vehicle body through the clamping mechanism, so that the tool is prevented from moving, and the installation precision of the hinge is guaranteed.

Preferably, the second clamping assembly comprises a first press arm and a second press arm; the first pressure arm is arranged at the bottom of the horizontal section of the first support, the second pressure arm is hinged with the bottom of the second support, and the second pressure arm is connected with the rotary table of the fourth cylinder; the first pressure arm and the second pressure arm are both L-shaped. The second clamping group fixes the tool frame to the vehicle body in a rotating mode.

Preferably, the two sides of the horizontal section of the second support are provided with guard bars through second connecting blocks, and the guard bars are of U-shaped structures. The radius of the protection rod is larger than the rotation radius of the second pressure arm, and the safety of workers can be protected through the protection rod.

Preferably, sensors are arranged at two end parts of the tool frame. After the position of the tool frame is installed on the vehicle body, whether the descending height of the tool frame is in place or not is sensed through the sensor, and the bolt for connecting the hinge and the vehicle body is convenient to install.

Preferably, the middle of the tool frame is provided with a third connecting block, and the third connecting block is provided with a bearing arranged in the open hole. The tool frame is installed on the slide rail of the workshop through the bearing, and labor can be saved by moving the tool through the slide rail in dead weight comparison of the tool.

Preferably, handrails are arranged at two end parts of the tool frame, and control buttons are arranged on the handrails; the control button is used for controlling the tool to move. The worker holds the handrail by hands, and the movement of the tool is controlled by the control button.

Preferably, a limiting block is installed on one side of the middle of the tool frame, a controller is arranged on the other side of the middle of the tool frame, and the sensor and the control button are connected with the controller. The handrail makes things convenient for the workman to hand, and control button is connected with the motor of workshop slide rail to control about the control frock, the sensor detects that the frock installation targets in place the back with signal transmission for the controller, and then can carry out operation on next step. The controller is also electrically connected with each air cylinder so as to control the clamping and the loosening of each mechanism.

Compared with the prior art, the invention has the beneficial effects that: this application is through third locating pin location hinge, then through hinge clamping mechanism with the hinge clamp back, again with the frock frame installation on the automobile body, through the second locating pin with the frock location to the automobile body on, accomplish the installation of two hinges at last. If the hinge on one side and the automobile body have wrong holes, the hinge on the other side does not need to be adjusted only by fine adjustment of the hinge. When the hinge is connected to the vehicle body through the tool, the position of the hinge does not need to be adjusted back and forth, so that the labor intensity of workers is reduced, the time is saved, and the efficiency is improved; the tool frame is positioned with the vehicle body through the second positioning pin, and the hinge and the vehicle body are connected without installing the hood cover, so that the tool can be used vertically, and is more convenient and labor-saving.

Description of the drawings:

FIG. 1 is a schematic structural diagram of a tool for mounting a hinge provided in the present application;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic view of a portion of the structure of the tooling provided herein;

FIG. 4 is a left side view of FIG. 3;

FIG. 5 is a schematic structural view of the clamping mechanism;

FIG. 6 is a schematic view of the fixture secured to the vehicle body;

FIG. 7 is an enlarged view of A in FIG. 3;

FIG. 8 is a schematic view of the hinge structure;

fig. 9 is a partial structural view of the hinge mounted to the vehicle body.

The labels in the figure are: 1-a tool frame, 2-a hinge clamping mechanism, 21-a first hold-down assembly, 211-a first connecting block, 212-a first press block, 213-a second press block, 22-a first cylinder, 221-a switch, 23-a second cylinder, 24-a first clamping assembly, 25-a positioning assembly, 251-a first positioning pin, 26-a third cylinder, 27-a third positioning pin, 3-a clamping mechanism, 31-a first bracket, 32-a second bracket, 33-a fourth cylinder, 34-a second clamping assembly, 341-a first press arm, 342-a second press arm, 35-a guard bar, 36-a second connecting block, 4-a second positioning pin, 5-a sensor, 6-a third connecting block, 7-a handrail, 8-a control button, 9-a limiting block, 10-a lifting ring, 11-a vehicle body, 12-a hinge and 13-a controller.

Detailed Description

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

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

The application provides a frock for installing hinge, including frock frame 1, frock frame 1 is the skeleton that is formed by four octagonal tube subassemblies, as shown in fig. 1 and 2, installs hinge clamping mechanism 2 and fixture 3 respectively at the both ends of frock frame 1 with one side, installs fixture 3 at the both ends of frock frame 1's opposite side. As shown in fig. 3, the hinge clamping mechanism 2 includes a first pressing assembly 21, a first cylinder 22, a second cylinder 23, a first clamping assembly 24 and a third positioning pin 27, wherein the first cylinder and the second cylinder 23 are mounted on the tool frame 1; the first pressing assembly 21 is connected with the rotary table of the first air cylinder 22, and the first clamping assembly 24 is connected with the rotary table of the second air cylinder 23; the first hold-down assembly 21 is positioned opposite the first clamping assembly 24. The concrete structure of the first pressing component 21 and the second pressing component is matched with the structure of the vehicle body 11, and the hinge 12 is clamped through the first pressing component 21 and the second pressing component; the third locating pin is mounted to the side of the first hold-down assembly 21 by a mounting block. A switch 221 is provided at the inlet of the first cylinder 22 for controlling the inlet or outlet of the first cylinder 22.

The hinge clamping mechanism 2 further comprises a positioning assembly 25 and a third cylinder 26; the third cylinder 26 is installed on the tooling frame 1, the positioning component 25 is connected with a piston rod of the third cylinder 26, two first positioning pins 251 are arranged on the positioning component 25, and the outer diameter of each first positioning pin 251 is matched with the diameter of the installation hole of the hinge 12. A first connecting block 211 is connected to the turntable of the first pressing assembly 21; the first connecting block 211 is provided with a first pressing block 212 and two second pressing blocks 213 at intervals, the second pressing blocks 213 are used for pressing one end of the hinge 12, and the first pressing block 212 is used for pressing the other end of the hinge 12; the second pressing block 213 is a U-shaped pressing block, and the distance between both sides of the U-shaped pressing block is greater than the outer diameter of the first positioning pin 251.

As shown in fig. 5, the clamping mechanism includes a first bracket 31, a second bracket 32, a fourth cylinder 33, and a second clamping assembly 34; the first bracket 31 and the second bracket 32 are both L-shaped, and the vertical section of the second bracket 32 is connected with the horizontal section of the first bracket 31; the fourth cylinder 33 is arranged on the horizontal section of the second bracket 32; the rotary table of the fourth air cylinder 33 is connected with the second clamping assembly 34; the second clamp assembly 34 is hingedly connected to the bottom of the second bracket 32. The second clamping assembly 34 includes a first press arm 341 and a second press arm 342; the first press arm 341 is installed at the bottom of the horizontal section of the first bracket 31, the second press arm 342 is hinged with the bottom of the second bracket 32, and the second press arm 342 is connected with the turntable of the fourth cylinder 33; the first pressing arm 341 and the second pressing arm 342 are L-shaped. Guard bars 35 are installed on two sides of the horizontal section of the second support 32 through second connecting blocks 36, and the guard bars 35 are of U-shaped structures. The fourth cylinder 33 controls the second pressing arm 342 to rotate about the hinge point, so that the clamping mechanism fixes the tool to the vehicle body 11. The connection between the second pressing arm 342 and the fourth cylinder 33 is prior art and will not be described in detail herein. The first cylinder 22, the second cylinder 23 and the fourth cylinder 33 that this application provided are revolving cylinder, and the second cylinder 23 is telescopic cylinder. As shown in fig. 6, the broken line indicates an opened state of the second pressing arm 342, and the second pressing arm 342 rotates along an arc of the broken line and then clamps the vehicle body.

As shown in fig. 1 and 2, handrails 7 are mounted at two ends of the tool frame 1, control buttons 8 for controlling the tool frame 1 to move up, down, left and right are mounted on the handrails 7, a second positioning pin 4 is mounted on the tool frame 1 through a support, and the second positioning pin 4 is matched with a hole in the vehicle body 11, so that the tool can be rapidly mounted on the vehicle body 11. The two sides of the tool frame 1 are also provided with sensors 5, the sensors 5 detect whether the tool frame 1 is installed in place, and after the tool frame is installed in place, the hinges 12 can be connected with the vehicle body 11 through tools. Install third connecting block 6 at the mid-mounting of frock frame 1, the trompil has been seted up at the middle part of third connecting block 6, installs the bearing in the trompil, installs on the slide rail at workshop top through the bearing, because the weight of frock is relatively in, consequently can remove the frock through the slide rail to the manpower has been practiced thrift. A limiting block 9 is installed on one side of the middle of the tool frame 1, a controller 13 is arranged on the other side of the middle of the tool frame 1, and the sensor 5 and the control button 8 are connected with the controller 13. Four hanging rings 10 are further installed on the periphery of the tool frame 1, and the whole tool can be hoisted through the hanging rings 10. The tool frame 1 is bilaterally symmetrical, and the hinge clamping mechanisms 2 on two sides and the clamping mechanisms 3 on two sides are symmetrically arranged.

During the use, fix a position hinge 12 through third locating pin 27, give first cylinder 22 and second cylinder 23 through controller 13 and supply gas, first cylinder 22 and second cylinder 23 press from both sides hinge 12 tightly relatively, then insert first locating pin 251 in the mounting hole that hinge 12 and front shroud plate are connected through third cylinder 26, then control button 8 removes the frock, move the frock to automobile body 11 on, after inserting the downthehole location of automobile body 11 in second locating pin 4 on the frock, move the frock down, sensor 5 detects, after sensor 5 detects the frock and has moved down the target in place, controller 13 can carry out operation on next step. Then, the fixture is fixed to the vehicle body 11 by the clamping mechanism 3 to prevent the fixture from moving, and the hinge 12 is connected to the vehicle body 11 by a tool. After the installation is finished, three cylinders in the hinge clamping mechanism 2 are loosened to move out of the hinge 12, the cylinders of the clamping mechanisms 3 are deflated, the clamping mechanisms 3 are loosened, finally, the tooling is moved away, and the vehicle body 11 with the hinge 12 is moved to the next station.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A tool for installing a hinge is characterized by comprising a tool frame (1) and a hinge clamping mechanism (2); the hinge clamping mechanisms (2) are mounted at two end parts of the tool frame (1); a third positioning pin (27) is arranged on the hinge clamping mechanism (2); second locating pins (4) are installed at two end portions of the tool frame (1), and the second locating pins (4) are matched with locating holes in the vehicle body (11).

2. The tool for mounting the hinge according to claim 1, wherein a third positioning pin (27) is arranged on the hinge clamping mechanism (2); the device comprises a first pressing component (21), a first air cylinder (22), a second air cylinder (23), a first clamping component (24), a positioning component (25), a third air cylinder (26) and a third positioning pin (27); the first air cylinder (22) and the second air cylinder (23) are both arranged on the tool frame (1); the first pressing component (21) is connected with the first air cylinder (22), and the first clamping component (24) is connected with the second air cylinder (23); the third cylinder (26) is installed on the tool frame (1) through an installation block, the positioning assembly (25) is connected with the third cylinder (26), two first positioning pins (251) are arranged on the positioning assembly (25), and the outer diameters of the first positioning pins (251) are matched with the diameter of an installation hole in the hinge (12).

3. The tooling for installing the hinge according to claim 2, wherein a first connecting block (211) is connected to the first pressing assembly (21); the first connecting block (211) is provided with a first pressing block (212) and two second pressing blocks (213) at intervals, the second pressing blocks (213) are used for pressing one end of the hinge (12), the hinge (12) is pressed downwards and matched with the first clamping assembly (24) to clamp the hinge (12), and the first pressing block (212) is used for pressing the other end of the hinge (12) to enable the hinge to be attached to the vehicle body; the second pressing block (213) is a U-shaped pressing block, and the distance between two sides of the U-shaped pressing block is larger than the outer diameter of the first positioning pin (251).

4. The tooling for installing the hinge according to claim 1, wherein a clamping mechanism (3) is arranged on the tooling frame (1), and the clamping mechanism (3) is installed at the end part of the tooling frame (1) and used for fixing the tooling frame (1) on a vehicle body (11); the clamping mechanism (3) comprises a first bracket (31), a second bracket (32), a fourth cylinder (33) and a second clamping assembly (34); the first support (31) and the second support (32) are both L-shaped, and the vertical section of the second support (32) is connected with the horizontal section of the first support (31); the fourth cylinder (33) is arranged on the horizontal section of the second bracket (32); the fourth air cylinder (33) is connected with the second clamping assembly (34); the second clamping assembly (34) is hinged to the bottom of the second bracket (32).

5. Tooling for mounting hinges according to claim 4, characterized in that said second clamping assembly (34) comprises a first pressing arm (341) and a second pressing arm (342); the first pressure arm (341) is fixedly arranged at the bottom of the horizontal section of the first bracket (31), the second pressure arm (342) is hinged with the bottom of the second bracket (32), and the second pressure arm (342) is connected with the fourth cylinder (33); the first pressure arm (341) and the second pressure arm (342) are L-shaped.

6. The tool for installing the hinge according to claim 5, wherein two sides of the horizontal section of the second support (32) are provided with guard rods (35) through second connecting blocks (36), and the guard rods (35) are of U-shaped structures.

7. The tooling for mounting the hinge according to claim 1, wherein the two ends of the tooling frame (1) are provided with sensors (5).

8. The tool for mounting the hinge according to claim 7, wherein a third connecting block (6) is mounted in the middle of the tool frame (1), and a bearing is mounted on the third connecting block (6).

9. The tool for mounting the hinge according to claim 8, wherein handrails (7) are arranged at two end parts of the tool frame (1), and control buttons (8) are arranged on the handrails (7); the control button (8) is used for controlling the tool to move.

10. The tool for mounting the hinge according to claim 9, wherein a limiting block (9) is mounted on one side of the middle of the tool frame (1), a controller (13) is arranged on the other side of the middle of the tool frame (1), and the sensor (5) and the control button (8) are connected with the controller (13).