CN219854318U - Screw assembly mounting tool - Google Patents
Screw assembly mounting tool Download PDFInfo
- Publication number
- CN219854318U CN219854318U CN202320574163.5U CN202320574163U CN219854318U CN 219854318 U CN219854318 U CN 219854318U CN 202320574163 U CN202320574163 U CN 202320574163U CN 219854318 U CN219854318 U CN 219854318U
- Authority
- CN
- China
- Prior art keywords
- screw assembly
- head
- base
- pressure head
- tool according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000009434 installation Methods 0.000 claims abstract description 16
- 238000003825 pressing Methods 0.000 claims abstract description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910001315 Tool steel Inorganic materials 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 14
- 238000007789 sealing Methods 0.000 description 5
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Landscapes
- Bolts, Nuts, And Washers (AREA)
Abstract
The utility model belongs to the technical field of aircraft assembly, and relates to a screw assembly mounting tool. The tool consists of a base (1) and a pressing head (2). The base (1) is provided with a groove matched with the head of the screw assembly, and is used for placing the screw assembly, so that the screw assembly is uniformly stressed, and head damage is prevented. The two sides of the pressure head (2) are provided with screw assembly through holes for the pin on the screw assembly to pass through. The tool is applicable to all seal pin quick-release locks, is not influenced by the installation position of the lock, reduces the operation difficulty, saves manpower, material resources and financial resources, and shortens the production period.
Description
Technical Field
The utility model belongs to the technical field of aircraft assembly, and relates to a screw assembly mounting tool.
Background
The sealing pin quick-release lock is a rotary light bearing lock and has the advantages of small volume, simple structure, convenient opening and strong self-locking capabilityThe novel aircraft door can bear certain tensile force and shearing force, is safe and reliable to use and the like, is applied to a frequently detached door part in an aircraft body, brings great convenience to aircraft maintenance, and improves maintenance efficiency. The structure of the lock consists of a closed lock base (1 HB 20341), a lock pin assembly (4 HB 20341-20-26) and a spring washer (7 HB 20342), and is shown in particular in figure 4. In the case of installing the seal pin quick release lock screw assembly (FIG. 5) at a removable portion such as a flap, it is necessary to fix the lock screw assembly to the flap with a spring washer (7 HB20342 in FIG. 4) having a hole diameter ofWhile the shaft diameter of the locking pin assembly (4 HB20342 in figure 5) is phi 6.4, so that the two are in interference fit. The interference assembly process is provided with a mode 1 and a manual hammering method; 2. a press-in method of a press; 3. cold filling method, 4, hot filling method. In the field assembly process, the cold assembly method and the hot assembly method are often carried out by adopting a freezing or heating mode in advance, the press-in method of the press machine is carried out by means of the press machine, and the 3 methods are often influenced by environment and construction space in the assembly process, so that certain parts cannot be constructed. An installation tool is therefore proposed. The tool consists of a pressure head and a base. The base is used for placing the quick-release lock screw assembly, and the pressure head is used for stamping the spring washer. The device has reasonable structure, simple use and flexible operation, and is convenient for installing the sealing pin quick-release lock in a large scale.
Disclosure of Invention
Aiming at the fact that the quick-release lock screw assembly is fixed on the detachable parts such as the flap and the like during the installation of the seal pin quick-release lock, the utility model provides an installation tool, solves the installation problem of the seal pin quick-release lock, can quickly and efficiently complete the installation of the lock screw assembly, and improves the production efficiency.
Technical proposal
A screw assembly installation tool is composed of a base 1 and a pressing head 2. The base is shown in fig. 1. The base 1 is provided with a groove matched with the head of the screw assembly, and is used for placing the screw assembly, so that the screw assembly is uniformly stressed, and head damage is prevented. The ram 2 is shown in figure 2. Screw assembly through holes are formed in the two sides of the pressing head 2 and are used for enabling pins on the screw assemblies to pass through.
The base 1 and the pressure head 2 are made of carbon tool steel T8A;
the length of the pressure head 2 is 150mm;
the upper part of the pressure head 2 is of a solid structure, so that the strength requirement is ensured.
The lower part of the pressure head 2 is of a hollow barrel-shaped structure, the periphery of the bottom of the pressure head 2 is pressed at the middle position of the outer diameter of the gasket after pressure is applied, the upper part of the pressure head is knocked, the gasket is pushed to move downwards by downward acting force when the pressure head moves downwards along the axis, the periphery of the gasket is provided with a tooth-shaped groove, and tooth-shaped deformation is blocked on a screw assembly rod in the moving process.
The height of the through hole on the pressure head 2 is larger than the height of the screw assembly.
Technical effects
The beneficial effects of the utility model are as follows:
1. the installation of the HB20341 quick release lock screw assembly is solved;
2. the lock screw assembly 2HB20342 has a height of 20-26, and the pin through hole provided on both sides of the ram portion has a height of 30, thus being applicable to all 2HB20342 screw assemblies.
3. The tool is not affected by the distance between the screw assembly and the edge of the part.
In summary, the present utility model provides a HB20341 screw installation tool. The tool is applicable to all HB20341 sealing pins quick-release locks, is not influenced by the installation position of the locks, reduces the operation difficulty, saves manpower, material resources and financial resources, and shortens the production period.
Drawings
FIG. 1 is a schematic view of a base for receiving a lock screw assembly;
FIG. 2 is a schematic view of a ram for mounting a spring washer;
FIG. 3a is a mounting and use diagram;
FIG. 3b is a side view of the installation;
FIG. 4 is a quick release lock assembly wherein L is the length of the lock screw assembly 4HB 20341;
FIG. 5 is a 4HB20341 lock screw assembly wherein L is the length of the locking pin 3HB 20345.
Detailed Description
In order to solve the technical problems, the quick release lock mounting tool is realized through the following technical scheme.
A screw assembly installation tool is composed of a base 1 and a pressing head 2. The base is shown in fig. 1. The base 1 is provided with a groove matched with the head of the screw assembly, and is used for placing the screw assembly, so that the screw assembly is uniformly stressed, and head damage is prevented. The ram 2 is shown in figure 2. Screw assembly through holes are formed in the two sides of the pressing head 2, and the screw assembly through holes are used for enabling pins 6HB20342 to pass through.
The base 1 and the pressure head 2 are made of carbon tool steel T8A, and the materials meet the processing conditions of common tools, and are low in price, and good in wear resistance and processability;
the length of the pressure head 2 is 150mm, so that the pressure head is convenient to hold by one hand during operation, knurling is carved on the hand-held part, and friction force is increased;
the upper part of the pressure head 2 is of a solid structure, so that the strength requirement is ensured. When the pressure head is stressed, the pressure head is stressed uniformly and the head is not easy to damage;
the lower part of the pressure head 2 is of a hollow barrel-shaped structure, the periphery of the bottom of the pressure head 2 is pressed at the middle part of the outer diameter of the gasket after pressure is applied, when the pressure head is used, a hammer is used for knocking the upper part of the pressure head, when the pressure head moves downwards along the axis, the gasket is pushed by the downward acting force to move downwards, the periphery of the gasket is provided with a tooth-shaped groove, and tooth-shaped deformation is clamped on a screw assembly rod in the moving process;
the height of the through hole on the pressure head 2 is larger than the height of the screw assembly, so that the screw assembly can be used;
HB20341 sealing pin quick-release lock
The HB20341 installation tool is described in detail with reference to the accompanying drawings:
in order to solve the technical problems, the utility model is realized by the following technical scheme: a tool for installing an HB20341 sealing pin quick release lock is characterized by comprising two parts, namely a base for placing a screw assembly and a pressure head for installing a gasket on the screw assembly.
The operation process is as follows:
1. installing the screw assembly at the prepared opening cover part;
2. placing a base under the head of the screw assembly;
3. placing a spring washer over the screw assembly;
4. installing a pressure head on the screw group;
5. the hammer is used for knocking the pressure head, so that the pressure head impacts the spring washer after being subjected to force along the axis direction, the washer is enabled to move to the opening cover along the axis direction of the screw assembly, and the screw assembly is fixed at the opening cover.
Claims (6)
1. The screw assembly mounting tool is characterized by comprising a base (1) and a pressing head (2); the base (1) is provided with a groove matched with the head of the screw assembly and used for placing the screw assembly, and screw assembly through holes are formed in two sides of the pressure head (2) and used for using pins on the screw assembly.
2. A screw assembly installation tool according to claim 1, wherein the base (1) and ram (2) are made of carbon tool steel T8A.
3. A screw assembly installation tool according to claim 1, wherein the ram (2) is 150mm in length.
4. A screw assembly mounting tool according to claim 1, characterized in that the upper part of the ram (2) is of solid construction, ensuring the strength requirements.
5. The screw assembly mounting tool according to claim 1, wherein the lower part of the pressing head (2) is of a hollow barrel-shaped structure, the periphery of the bottom of the pressing head (2) is pressed at the middle position of the outer diameter of the gasket after pressing, the upper part of the pressing head is knocked, the gasket is pushed to move downwards by downward acting force when the pressing head moves downwards along the axis, the periphery of the gasket is provided with a tooth-shaped groove, and tooth-shaped deformation is blocked on the screw assembly rod during moving.
6. A screw assembly installation tool according to claim 1, wherein the height of the through hole in the ram (2) is greater than the screw assembly height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320574163.5U CN219854318U (en) | 2023-03-22 | 2023-03-22 | Screw assembly mounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320574163.5U CN219854318U (en) | 2023-03-22 | 2023-03-22 | Screw assembly mounting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219854318U true CN219854318U (en) | 2023-10-20 |
Family
ID=88323676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320574163.5U Active CN219854318U (en) | 2023-03-22 | 2023-03-22 | Screw assembly mounting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219854318U (en) |
-
2023
- 2023-03-22 CN CN202320574163.5U patent/CN219854318U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |