CN110948185A - Civil air defense door locking shaft machining process - Google Patents
Civil air defense door locking shaft machining process Download PDFInfo
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- CN110948185A CN110948185A CN201911253762.1A CN201911253762A CN110948185A CN 110948185 A CN110948185 A CN 110948185A CN 201911253762 A CN201911253762 A CN 201911253762A CN 110948185 A CN110948185 A CN 110948185A
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- China
- Prior art keywords
- air defense
- locking shaft
- civil air
- defense door
- blank
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Securing Of Glass Panes Or The Like (AREA)
Abstract
The invention relates to the technical field of civil air defense door locking shaft processing, and discloses a civil air defense door locking shaft processing technology, which comprises the following steps: the method comprises the following steps: selecting a certain amount of raw materials, and cutting off the blank by using a numerical control machine tool to obtain a plurality of blank materials with proper lengths; step two: heating the blank material obtained in the step one, and then performing head shrinking treatment by using a punch; step three: drilling the blank obtained in the step two by using a punch; step four: polishing the material processed in the third step, and then using an edge trimmer to perform edge cutting; step five: annealing the material obtained in the fourth step; step six: and (4) removing burrs of the processed material, removing rust, processing chromium, cleaning, and then packaging and warehousing. Compared with the prior art, the processing technology of the invention has stronger practicability and operability and is worth popularizing.
Description
Technical Field
The invention relates to the technical field of civil air defense door locking shaft machining, in particular to a civil air defense door locking shaft machining process.
Background
The locking is connected with a handle, and after the door is closed, a locking head can be inserted into a locking hole of the door frame to close the door. People's air defense is also called civil defense, which is an international common word, and English CIVIL DEFENCE, is a movement for government mobilization and organization of the masses, and takes measures of air attack prevention, disaster resistance and relief, implements rescue actions, and prevents and alleviates disaster harm. The civil air defense door belongs to civil air defense protective equipment, and is a door calling civil air defense door of a civil air defense protective engineering entrance and exit as the name suggests
In the door lock machining process of a modern civil air defense door, the machining of shaft parts is extremely important, different requirements are also met on the precision of each part of the shaft parts in the machining process, the existing door lock shaft machining process is simple and cannot meet the actual requirements, the machining steps are not enough at night, and in order to enable the door lock shaft to meet various characteristic requirements, the problem in the prior art is solved, and a civil air defense door locking shaft machining process is provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and compared with the prior art, the processing technology for the locking shaft of the civil air defense door has stronger practicability and operability, and is worthy of popularization.
A civil air defense door locking shaft processing technology comprises the following steps:
the method comprises the following steps: selecting a certain amount of raw materials, and cutting off the blank by using a numerical control machine tool to obtain a plurality of blank materials with proper lengths;
step two: heating the blank material obtained in the step one, and then performing head shrinking treatment by using a punch;
step three: drilling the blank obtained in the step two by using a punch;
step four: polishing the material processed in the third step, and then using an edge trimmer to perform edge cutting;
step five: annealing the material obtained in the fourth step;
step six: and (4) removing burrs of the processed material, removing rust, processing chromium, cleaning, and then packaging and warehousing.
Preferably, the heating treatment temperature in the second step is 1050-1150 ℃, and the heating time is 10-80 s.
Preferably, the annealing process step in the fifth step is to heat to 900-950 ℃ for 150-180 minutes, and then to 650-700 ℃ for 150-200 minutes.
Preferably, the raw material in the first step is high-strength rod-shaped steel.
Preferably, the number of the drilled holes in the step three is not more than five, and the number of the drilled holes is not less than two.
Preferably, in the rust removing step in the sixth step, a grinding machine is used for performing the rust removing step.
Preferably, a full-automatic cleaning machine is adopted for cleaning in the sixth step.
According to the civil air defense door locking shaft machining process, the machining accuracy of the door locking shaft is improved through the steps of cutting, heating, drilling, polishing, annealing, polishing and the like, meanwhile, the machining steps of the process are more perfect, the machining efficiency of the door locking shaft is improved, and compared with the machining process in the prior art, the machining process is higher in practicability and operability and is worthy of popularization.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
The first embodiment is as follows:
the invention provides a civil air defense door locking shaft processing technology, which comprises the following steps:
the method comprises the following steps: selecting a certain amount of raw materials, and cutting off the blank by using a numerical control machine tool to obtain a plurality of blank materials with proper lengths, so that the strength of the raw materials is improved;
step two: heating the blank material obtained in the first step, and then performing head shrinking treatment by using a punch, wherein the heating is convenient for the head shrinking treatment;
step three: drilling the blank obtained in the step two by using a punch, wherein the drilling is used for installing and fixing the shaft;
step four: polishing the material processed in the third step, and then using an edge trimmer to perform edge cutting, so that the utilization rate of the material is improved by polishing;
step five: annealing the materials obtained in the fourth step to improve the strength of the door lock shaft;
step six: and (3) deburring, derusting, chromium removing, cleaning and packaging the processed material, and the use effect of the material is improved by deburring, derusting, chromium removing, cleaning and other treatments.
In the second step, the heating temperature is 1050 ℃, the heating time is 80s, and the low temperature saves energy more.
In the step five, the annealing processing step is to heat to 900 ℃ and keep for 180 minutes, then keep the temperature 650 ℃ for 200 minutes, and the energy is saved at low temperature.
In the first step, the raw material is high-strength rod-shaped steel, so that the strength of the raw material is higher, and the strength of the prepared door lock shaft is further enhanced.
The number of the drill holes in the third step is two, so that the machining efficiency of the door lock is improved due to few holes.
And in the rust removing step in the sixth step, a grinding machine is used for carrying out the rust removing step, so that the rust removing treatment is convenient.
And in the sixth step, a full-automatic cleaning machine is adopted for cleaning, so that the machine is convenient to obtain.
According to the processing technology of the locking shaft of the civil air defense door, the accuracy of the processing of the locking shaft of the door is improved through the steps of cutting, heating, drilling, polishing, annealing, polishing and the like, meanwhile, the processing steps of the technology are more perfect, the processing efficiency of the locking shaft of the door is improved, the processing technology has stronger practicability and operability compared with the processing technology in the prior art, and the processing technology is worthy of popularization
Example two:
the invention provides a civil air defense door locking shaft processing technology, which comprises the following steps:
the method comprises the following steps: selecting a certain amount of raw materials, and cutting off the blank by using a numerical control machine tool to obtain a plurality of blank materials with proper lengths, so that the strength of the raw materials is improved;
step two: heating the blank material obtained in the first step, and then performing head shrinking treatment by using a punch, wherein the heating is convenient for the head shrinking treatment;
step three: drilling the blank obtained in the step two by using a punch, wherein the drilling is used for installing and fixing the shaft;
step four: polishing the material processed in the third step, and then using an edge trimmer to perform edge cutting, so that the utilization rate of the material is improved by polishing;
step five: annealing the materials obtained in the fourth step to improve the strength of the door lock shaft;
step six: and (3) deburring, derusting, chromium removing, cleaning and packaging the processed material, and the use effect of the material is improved by deburring, derusting, chromium removing, cleaning and other treatments.
In the second step, the heating treatment temperature is 1150 ℃, the heating time is 10, the temperature is high, and the processing efficiency is improved.
In the step five, the annealing processing step is to heat to 950 ℃ for 150 minutes, then to keep the temperature at 700 ℃ for 150 minutes, and the processing efficiency is improved due to higher temperature.
In the first step, the raw material is high-strength rod-shaped steel, so that the strength of the raw material is higher, and the strength of the prepared door lock shaft is further enhanced.
The number of the drilled holes in the third step is five, and the holes are large, so that the shaft is suitable for more door locks.
And in the rust removing step in the sixth step, a grinding machine is used for carrying out the rust removing step, so that the rust removing treatment is convenient.
And in the sixth step, a full-automatic cleaning machine is adopted for cleaning, so that the machine is convenient to obtain.
According to the processing technology of the locking shaft of the civil air defense door, the accuracy of the processing of the locking shaft of the door is improved through the steps of cutting, heating, drilling, polishing, annealing, polishing and the like, meanwhile, the processing steps of the technology are more perfect, the processing efficiency of the locking shaft of the door is improved, the processing technology has stronger practicability and operability compared with the processing technology in the prior art, and the processing technology is worthy of popularization
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (7)
1. A civil air defense door locking shaft processing technology is characterized by comprising the following steps:
the method comprises the following steps: selecting a certain amount of raw materials, and cutting off the blank by using a numerical control machine tool to obtain a plurality of blank materials with proper lengths;
step two: heating the blank material obtained in the step one, and then performing head shrinking treatment by using a punch;
step three: drilling the blank obtained in the step two by using a punch;
step four: polishing the material processed in the third step, and then using an edge trimmer to perform edge cutting;
step five: annealing the material obtained in the fourth step;
step six: and (4) removing burrs of the processed material, removing rust, processing chromium, cleaning, and then packaging and warehousing.
2. The process for machining the locking shaft of the civil air defense door according to claim 1, wherein the heating temperature in the second step is 1050-1150 ℃ and the heating time is 10-80 s.
3. The process as claimed in claim 1, wherein the annealing step in the fifth step comprises raising the temperature to 900-950 ℃ for 150-180 minutes, and then maintaining the temperature at 650-700 ℃ for 150-200 minutes.
4. The civil air defense door locking shaft processing technology as claimed in claim 1, wherein the raw material in the first step is high-strength rod-shaped steel.
5. The civil air defense door locking shaft processing technology as claimed in claim 1, wherein the number of the drilled holes in the step three is not more than five, and the number of the drilled holes is not less than two.
6. The civil air defense door locking shaft machining process as claimed in claim 1, wherein the rust removal step in the sixth step is a rust removal step using a grinding machine.
7. The civil air defense door locking shaft processing technology as claimed in claim 1, wherein in the sixth step, a full-automatic cleaning machine is adopted for cleaning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911253762.1A CN110948185A (en) | 2019-12-09 | 2019-12-09 | Civil air defense door locking shaft machining process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911253762.1A CN110948185A (en) | 2019-12-09 | 2019-12-09 | Civil air defense door locking shaft machining process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110948185A true CN110948185A (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911253762.1A Pending CN110948185A (en) | 2019-12-09 | 2019-12-09 | Civil air defense door locking shaft machining process |
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| Country | Link |
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| CN (1) | CN110948185A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103753137A (en) * | 2013-12-25 | 2014-04-30 | 柳州市鱼峰区水南机械厂 | Method for machining locking rod |
| CN104015014A (en) * | 2014-06-18 | 2014-09-03 | 常州市蓝托金属制品有限公司 | Striking shaft machining process |
| CN110303294A (en) * | 2019-06-22 | 2019-10-08 | 陕西兴龙人防工程设备有限公司 | A kind of closed guard gate's locking axis processing technique |
-
2019
- 2019-12-09 CN CN201911253762.1A patent/CN110948185A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103753137A (en) * | 2013-12-25 | 2014-04-30 | 柳州市鱼峰区水南机械厂 | Method for machining locking rod |
| CN104015014A (en) * | 2014-06-18 | 2014-09-03 | 常州市蓝托金属制品有限公司 | Striking shaft machining process |
| CN110303294A (en) * | 2019-06-22 | 2019-10-08 | 陕西兴龙人防工程设备有限公司 | A kind of closed guard gate's locking axis processing technique |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200403 |
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| RJ01 | Rejection of invention patent application after publication |