Special assembly fixture for hinge bracket

Abstract

The utility model discloses a special assembly fixture for a hinge bracket, which comprises a bottom plate, a front boss, a rear bump and two gasket supporting blocks, and the front boss and the rear bump are arranged on the bottom plate in tandem; a first rotary pressing plate and two first positioning columns are arranged at the top end of the front boss, and the first rotary pressing plate is rotatably arranged at the top end of the front boss; two second rotating pressing plates and two second positioning columns are arranged at the top end of the rear convex block, and the two second rotating pressing plates are arranged left and right; the two gasket supporting blocks are arranged on the bottom plate in a left-right mode, the two gasket supporting blocks are located on the left side and the right side of the rear portion of the front boss respectively, and the top end of each gasket supporting block is in an arc shape. According to the special assembly clamp for the hinge support, displacement of all parts of the hinge support in the assembly process can be avoided, reliable and rapid assembly of the hinge support is achieved, and working efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to a special assembly fixture for a hinge bracket. Background Art

[0002] At present, parts assembly fixtures are widely used in manufacturing industries such as aircraft and automobiles. The assembly methods are also diverse in functional requirements. Among them, the application of fixture assembly technology in the automobile manufacturing industry can improve assembly efficiency.

[0003] See also Figure 1 The hinge bracket is a commonly used part in the automobile manufacturing industry, including a hinge spring 10, a pin 11 and two support plates, each of which has two pin mounting holes 18, a weight reduction hole 14 and two positioning holes 16 in the middle of one support plate 12, and two weight reduction holes 15 and two positioning holes 17 on the other support plate 12'. The conventional assembly method is: the hinge spring 10 is sleeved on the pin 11, and then the two support plates are connected together through the pin 11. In order to avoid friction between the two support plates, a gasket 13 is placed between the pin mounting holes of the two adjacent support plates. Its defects are: there is no special fixture, and the parts will move during assembly. Due to the influence of the force of the hinge spring 10, it is difficult for the pin 1 to align with the second hole. The assembly is time-consuming and labor-intensive, and the production efficiency is very low. Only a few products can be assembled in a day. Utility Model Content

[0004] The purpose of the utility model is to overcome the defects of the prior art and provide a special assembly fixture for a hinge bracket, which can avoid the displacement of the parts of the hinge bracket during the assembly process, realize reliable and rapid assembly of the hinge bracket, and greatly improve work efficiency.

[0005] The technical solution to achieve the above object is: a special assembly fixture for a hinge bracket, the hinge bracket includes a hinge spring, a pin shaft and two support plates, each support plate is provided with two pin shaft mounting holes, a weight reduction hole and two positioning holes are provided in the middle of one support plate, and two weight reduction holes and two positioning holes are provided on the other support plate; the hinge spring is sleeved on the pin shaft, the two support plates are connected together by the pin shaft, and a gasket is placed between the pin shaft mounting holes of two adjacent support plates, respectively, the special assembly fixture includes a bottom plate, a front boss, a rear boss and two gasket support blocks, wherein:

[0006] The front boss and the rear boss are arranged on the bottom plate one after the other;

[0007] The top of the front boss has a first rotating plate and two first positioning columns, the first rotating plate is rotatably arranged on the top of the front boss; the two first positioning columns are distributed behind the first rotating plate, one on the left and one on the right;

[0008] The top of the rear bump has two second rotating pressure plates and two second positioning columns, the two second rotating pressure plates are arranged one on the left and one on the right, and each second rotating pressure plate can be rotatably arranged on the top of the rear bump; the two second positioning columns are distributed between the two second rotating pressure plates one in front and one in the back;

[0009] The two gasket support blocks are arranged on the bottom plate, one on the left and one on the right, and the two gasket support blocks are respectively located on the left and right sides of the rear part of the front boss, and the top end of each gasket support block is in an arc shape.

[0010] The above-mentioned special assembly fixture for the hinge bracket, wherein a support plate with a weight-reducing hole is arranged on the front boss, and the first rotating pressure plate on the front boss is located in the weight-reducing hole of the corresponding support plate, and the two first positioning columns on the front boss are inserted into the two positioning holes of the corresponding support plate one by one;

[0011] A support plate with two weight-reducing holes is arranged on the rear bump, and the two second rotating pressing plates on the rear bump are located in the two weight-reducing holes of the corresponding support plate in a one-to-one correspondence, and the two second positioning columns on the rear bump are inserted in the two positioning holes of the corresponding support plate in a one-to-one correspondence;

[0012] Each gasket supporting block is provided with a gasket.

[0013] The special assembly fixture of the hinge bracket of the utility model can prevent the parts of the hinge bracket from shifting during the assembly process, realize the reliable and rapid assembly of the hinge bracket, and greatly improve the work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a structural schematic diagram of a hinge bracket;

[0015] Figure 2 This is a structural diagram of a special assembly fixture for a hinge bracket of the utility model;

[0016] Figure 3 This is a diagram of the use state of the special assembly fixture of the hinge bracket of the utility model (two support plates are installed);

[0017] Figure 4 This is a diagram of the use state of the special assembly fixture of the hinge bracket of the utility model (hinge spring installation);

[0018] Figure 5 This is a usage diagram of the special assembly fixture of the hinge bracket of the utility model (pin shaft installation). DETAILED DESCRIPTION

[0019] In order to enable those skilled in the art to better understand the technical solution of the utility model, the specific implementation method thereof is described in detail below in conjunction with the accompanying drawings:

[0020] See also Figure 1 In the best embodiment of the utility model, the hinge bracket includes a hinge spring 10, a pin 11 and two support plates, each support plate is provided with two pin mounting holes 18, a support plate 12 is provided with a weight reduction hole 14 and two positioning holes 16 in the middle, and another support plate 12' is provided with two weight reduction holes 15 and two positioning holes 17, the hinge spring 10 is sleeved on the pin 11, the support plate 12 and the support plate 12' are connected together by the pin 11, and a gasket 13 is placed between the pin mounting holes 18 of the two adjacent support plates.

[0021] See also Figure 2 A special assembly fixture for a hinge bracket includes a base plate 2, a front boss 3, a rear boss 4 and two gasket support blocks 5.

[0022] The front boss 3 and the rear boss 4 are arranged on the base plate 2 one after the other; the top of the front boss 3 has a first rotating pressure plate 31 and two first positioning columns 32, and the first rotating pressure plate 31 is rotatably arranged on the top of the front boss 3; the two first positioning columns 32 are distributed one left and one right behind the first rotating pressure plate 31.

[0023] The top of the rear bump 4 has two second rotating pressure plates 41 and two second positioning columns 42. The two second rotating pressure plates 41 are arranged one on the left and one on the right, and each second rotating pressure plate 41 can be rotatably arranged on the top of the rear bump 4; the two second positioning columns 42 are distributed between the two second rotating pressure plates 41 one in front and one in the back.

[0024] Two gasket support blocks 5 are arranged on the bottom plate 3 , one on the left and one on the right, and the two gasket support blocks 5 are respectively located on the left and right sides of the rear part of the front boss 3 , and the top end of each gasket support block 5 is in an arc shape.

[0025] See also Figure 3 , Figure 4 and Figure 5 The special assembly fixture of the hinge bracket of the utility model, when in use, the process is as follows:

[0026] S1, see also Figure 3, a support plate 12 with a weight-reducing hole 14 is arranged on the front boss 3, and the first rotating pressure plate 31 on the front boss 3 is located in the weight-reducing hole 14 of the corresponding support plate 12, and the two first positioning columns 32 on the front boss 3 are inserted into the two positioning holes 16 of the corresponding support plate 12 one by one, and the front boss 3 plays a positioning role for the support plate 12; a support plate 12' with two weight-reducing holes 15 is arranged on the rear bump 4, and the two second rotating pressure plates 41 on the rear bump 4 are located in the two weight-reducing holes 15 of the corresponding support plate 12' one by one, and the two second positioning columns 42 on the rear bump 4 are inserted into the two positioning holes 17 of the corresponding support plate 12' one by one, and the rear bump 4 plays a positioning role for the support plate 12'; each gasket support block 5 is provided with a gasket 13;

[0027] S2, see Figure 4 , place the hinge spring 10 on the support plate 12, and rotate the first rotating pressing plate 31 and the two second rotating pressing plates 41, so that each rotating pressing plate is changed from longitudinal to transverse, and each rotating pressing plate is pressed on the edge of the corresponding weight-reducing hole, which further positions the two support plates and prevents the two from shifting during the assembly of the pin shaft;

[0028] S3, see Figure 5 , pass the pin 11 through the pin mounting hole 18, the gasket 13 and the hinge spring 10 in sequence, and tighten the end of the pin 11 to complete the assembly of the hinge bracket. This can achieve reliable and rapid assembly of the hinge bracket, greatly improving work efficiency.

[0029] In summary, the special assembly fixture of the hinge bracket of the utility model can prevent the parts of the hinge bracket from shifting during the assembly process, realize reliable and rapid assembly of the hinge bracket, and greatly improve work efficiency.

[0030] Those skilled in the art should recognize that the above embodiments are only used to illustrate the present invention, and are not intended to limit the present invention. As long as they are within the spirit of the present invention, any changes or modifications to the above embodiments will fall within the scope of the claims of the present invention.

Claims

1. A special assembly fixture for a hinge bracket, the hinge bracket comprises a hinge spring, a pin shaft and two support plates, each support plate is provided with two pin shaft mounting holes, a weight reduction hole and two positioning holes are provided in the middle of one support plate, and two weight reduction holes and two positioning holes are provided on the other support plate; the hinge spring is sleeved on the pin shaft, the two support plates are connected together by the pin shaft, and a gasket is placed between the pin shaft mounting holes of two adjacent support plates, characterized in that: The special assembly fixture comprises a base plate, a front boss, a rear boss and two gasket support blocks, wherein: The front boss and the rear boss are arranged on the bottom plate one after the other; The top of the front boss has a first rotating plate and two first positioning columns, the first rotating plate is rotatably arranged on the top of the front boss; the two first positioning columns are distributed behind the first rotating plate, one on the left and one on the right; The top of the rear bump has two second rotating pressure plates and two second positioning columns, the two second rotating pressure plates are arranged one on the left and one on the right, and each second rotating pressure plate can be rotatably arranged on the top of the rear bump; the two second positioning columns are distributed between the two second rotating pressure plates one in front and one in the back; The two gasket support blocks are arranged on the bottom plate, one on the left and one on the right, and the two gasket support blocks are respectively located on the left and right sides of the rear part of the front boss, and the top end of each gasket support block is in an arc shape.

2. A special assembly fixture for a hinge bracket according to claim 1, characterized in that: A support plate with a weight-reducing hole is arranged on the front boss, and the first rotating pressure plate on the front boss is located in the weight-reducing hole of the corresponding support plate, and two first positioning columns on the front boss are inserted into the two positioning holes of the corresponding support plate one by one; A support plate with two weight-reducing holes is arranged on the rear bump, and the two second rotating pressing plates on the rear bump are located in the two weight-reducing holes of the corresponding support plate in a one-to-one correspondence, and the two second positioning columns on the rear bump are inserted in the two positioning holes of the corresponding support plate in a one-to-one correspondence; Each gasket supporting block is provided with a gasket.

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