CN110549076A - refrigerator hollow door handle and processing technology thereof - Google Patents
refrigerator hollow door handle and processing technology thereof Download PDFInfo
- Publication number
- CN110549076A CN110549076A CN201910795889.XA CN201910795889A CN110549076A CN 110549076 A CN110549076 A CN 110549076A CN 201910795889 A CN201910795889 A CN 201910795889A CN 110549076 A CN110549076 A CN 110549076A
- Authority
- CN
- China
- Prior art keywords
- arc
- pipe material
- door handle
- shaped pipe
- refrigerator
- 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.)
- Pending
Links
Classifications
-
- 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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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B1/00—Knobs or handles for wings; Knobs, handles, or press buttons for locks or latches on wings
- E05B1/0015—Knobs or handles which do not operate the bolt or lock, e.g. non-movable; Mounting thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/02—Details of doors or covers not otherwise covered
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Refrigerator Housings (AREA)
Abstract
The invention relates to a refrigerator hollow door handle and a processing technology thereof, which solves the problems of time consumption, complex technology and high cost of the processing of the existing refrigerator hollow door handle, and the processing technology of the refrigerator hollow door handle comprises the following steps: a: cutting the handle pipe material into a certain length; b: punching the pipe material into an arc shape on a cutting machine, and then correcting the shape; c: cutting planes at two ends of the arc-shaped pipe material; d: inserting the mounting and positioning blocks into two ends of the arc-shaped pipe material, and then welding the mounting and positioning blocks with the two ends of the arc-shaped pipe material through laser welding; e: positioning holes are processed at the two ends of the inner side of the arc-shaped handle and on the mounting positioning blocks through a numerical control machine; f: drilling side holes on the side surfaces of the arc-shaped handles through a drilling machine; g: tapping teeth in the side hole; h: and (6) surface treatment. Therefore, the process is simple, the processing time is saved, the efficiency is high, and the cost is low. The refrigerator hollow door handle processed by the processing technology of the refrigerator hollow door handle has light hand weight and high processing efficiency.
Description
Technical Field
The invention relates to a metal part and a processing technology thereof, in particular to a processing technology of a hollow door handle of a refrigerator.
Background
The existing refrigerator handle is generally a solid door handle, and then two mounting blocks are fixed at two ends of the solid door handle to be connected with the refrigerator door of the refrigerator.
Disclosure of Invention
The invention aims to solve the problems of time consumption, complex process and high cost of the existing refrigerator hollow door handle processing, and adopts a scheme of a processing process of the refrigerator hollow door handle for solving the problems.
The technical scheme adopted for solving the technical problems provided by the invention is as follows: the invention discloses a processing technology of a hollow door handle of a refrigerator, which comprises the following steps:
A: cutting the handle pipe material into a certain length;
B: punching the pipe material into an arc shape on a cutting machine, and then correcting the shape;
C: cutting planes at two ends of the arc-shaped pipe material;
D: inserting the mounting and positioning blocks into two ends of the arc-shaped pipe material, and then welding the mounting and positioning blocks with the two ends of the arc-shaped pipe material through laser welding;
E: positioning holes are processed at the two ends of the inner side of the arc-shaped handle and on the mounting positioning blocks through a numerical control machine;
F: drilling side holes on the side surfaces of the arc-shaped handles through a drilling machine;
g: tapping teeth in the side hole;
h: and (6) surface treatment.
The technical scheme for further limiting the invention comprises the following steps:
And B, during stamping, the straight pipe material is placed on the arc-shaped lower die, and the upper die in clearance fit with the arc-shaped lower die is stamped from the upper part of the pipe material.
And C, clamping the transversely erected arc-shaped pipe material by using the clamp in the step C, and cutting planes at two ends of the arc-shaped pipe material by using a cutting machine.
and E, pressing the inner side of the arc-shaped pipe material by using the clamp in the step E, and machining positioning holes in the two ends of the inner side of the arc-shaped pipe material and the mounting positioning blocks by using a numerical control machine tool.
And F, clamping the transversely erected arc-shaped pipe material by using a clamp, and drilling a side hole on the side surface of the arc-shaped pipe material by using a numerical control machine.
The surface treatment in the step H comprises deburring, polishing and surface oxidation.
the refrigerator hollow door handle processed by the processing technology of the refrigerator hollow door handle comprises an arc-shaped pipe material and mounting and positioning blocks welded with two ends of the arc-shaped pipe material, positioning holes are formed in two ends of the inside of the arc-shaped pipe material and the mounting and positioning blocks, and threaded holes are formed in the side face of the arc-shaped pipe material.
Through the technical scheme, the invention has the beneficial effects that: according to the processing technology of the hollow door handle of the refrigerator, the positioning blocks are welded at the two ends of the hollow handle pipe material, the positioning holes are processed on the positioning blocks, and the side faces of the arc-shaped handle are matched with the threaded holes for processing and positioning, so that the processing technology is simple, the processing time is saved, the efficiency is high, and the cost is low.
Drawings
fig. 1 is a schematic perspective view of a hollow door handle for a refrigerator according to the present invention.
Detailed Description
the structure of the present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1, the processing technology of the hollow door handle of the refrigerator comprises the following steps:
a: cutting the handle pipe material into a certain length;
B: punching the pipe material into an arc shape on a cutting machine, and then correcting the shape; in this embodiment, during punching, a straight pipe material is placed on the arc-shaped lower die, and the upper die in clearance fit with the arc-shaped lower die is formed by punching from the upper side of the pipe material.
c: cutting planes at two ends of the arc-shaped pipe material; in this embodiment, a horizontally standing arc-shaped pipe is clamped by a clamp, and a cutting machine is used to cut a plane at both ends of the arc-shaped pipe.
d: inserting the mounting and positioning blocks into two ends of the arc-shaped pipe material, and then welding the mounting and positioning blocks with the two ends of the arc-shaped pipe material through laser welding;
e: positioning holes are processed at the two ends of the inner side of the arc-shaped handle and on the mounting positioning blocks through a numerical control machine; in this embodiment, the inside of the arc-shaped pipe is pressed by the fixture, and the positioning holes are machined in the two ends of the inside of the arc-shaped pipe and the mounting and positioning blocks by the numerical control machine.
f: drilling side holes on the side surfaces of the arc-shaped handles through a drilling machine; in this embodiment, the arc-shaped pipe material which is transversely erected is clamped by the clamp, and the side hole is drilled on the side surface of the arc-shaped pipe material by the numerical control machine.
G: tapping teeth in the side hole;
H: and (6) surface treatment. In this embodiment, the surface treatment includes deburring, polishing, and surface oxidation.
according to the processing technology of the hollow door handle of the refrigerator, the positioning blocks are welded at the two ends of the hollow handle pipe material, the positioning holes are processed on the positioning blocks, and the side faces of the arc-shaped handle are matched with the threaded holes for processing and positioning, so that the processing technology is simple, the processing time is saved, the efficiency is high, and the cost is low.
The refrigerator hollow door handle processed by the processing technology of the refrigerator hollow door handle comprises an arc-shaped pipe material 1 and mounting and positioning blocks 2 welded with two ends of the arc-shaped pipe material, positioning holes 3 are formed in two ends inside the arc-shaped pipe material and the mounting and positioning blocks, and threaded holes 4 are formed in the side face of the arc-shaped pipe material. Therefore, the hollow door handle of the refrigerator is light in weight and high in machining efficiency.
while the present invention has been described in detail and with reference to the accompanying drawings, it is not to be construed as limiting the scope of the invention. Various modifications and changes may be made by those skilled in the art without inventive step within the scope of the present invention as described in the appended claims.
Claims (7)
1. The processing technology of the hollow door handle of the refrigerator is characterized in that: the processing technology comprises the following steps:
A: cutting the handle pipe material into a certain length;
B: punching the pipe material into an arc shape on a cutting machine, and then correcting the shape;
C: cutting planes at two ends of the arc-shaped pipe material;
d: inserting the mounting and positioning blocks into two ends of the arc-shaped pipe material, and then welding the mounting and positioning blocks with the two ends of the arc-shaped pipe material through laser welding;
e: positioning holes are processed at the two ends of the inner side of the arc-shaped handle and on the mounting positioning blocks through a numerical control machine;
F: drilling side holes on the side surfaces of the arc-shaped handles through a drilling machine;
g: tapping teeth in the side hole;
H: and (6) surface treatment.
2. The processing technology of the hollow door handle of the refrigerator as claimed in claim 1, wherein: and B, during stamping, the straight pipe material is placed on the arc-shaped lower die, and the upper die in clearance fit with the arc-shaped lower die is stamped from the upper part of the pipe material.
3. The processing technology of the hollow door handle of the refrigerator as claimed in claim 1, characterized in that: and C, clamping the transversely erected arc-shaped pipe material by using the clamp in the step C, and cutting planes at two ends of the arc-shaped pipe material by using a cutting machine.
4. The processing technology of the hollow door handle of the refrigerator as claimed in claim 1, characterized in that: and E, pressing the inner side of the arc-shaped pipe material by using the clamp in the step E, and machining positioning holes in the two ends of the inner side of the arc-shaped pipe material and the mounting positioning blocks by using a numerical control machine tool.
5. the processing technology of the hollow door handle of the refrigerator as claimed in claim 1, characterized in that: and F, clamping the transversely erected arc-shaped pipe material by using a clamp, and drilling a side hole on the side surface of the arc-shaped pipe material by using a numerical control machine.
6. the processing technology of the hollow door handle of the refrigerator as claimed in claim 1, wherein: the surface treatment in the step H comprises deburring, polishing and surface oxidation.
7. The hollow door handle for the refrigerator, which is manufactured by applying the processing technology of the hollow door handle for the refrigerator as claimed in any one of claims 1 to 6, wherein the handle comprises an arc-shaped pipe material and mounting and positioning blocks welded to two ends of the arc-shaped pipe material, positioning holes are arranged at two ends inside the arc-shaped pipe material and the mounting and positioning blocks, and threaded holes are arranged on the side surface of the arc-shaped pipe material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910795889.XA CN110549076A (en) | 2019-08-27 | 2019-08-27 | refrigerator hollow door handle and processing technology thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910795889.XA CN110549076A (en) | 2019-08-27 | 2019-08-27 | refrigerator hollow door handle and processing technology thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110549076A true CN110549076A (en) | 2019-12-10 |
Family
ID=68738328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910795889.XA Pending CN110549076A (en) | 2019-08-27 | 2019-08-27 | refrigerator hollow door handle and processing technology thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110549076A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112439836A (en) * | 2020-11-02 | 2021-03-05 | 兴三星云科技有限公司 | Door handle processingequipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979362A (en) * | 2012-12-31 | 2013-03-20 | 东莞市精力仁模具有限公司 | Cabinet door handle of household appliance |
| CN208759284U (en) * | 2018-08-27 | 2019-04-19 | 深圳市金合联供应链技术有限公司 | A kind of polishing handle fixture |
-
2019
- 2019-08-27 CN CN201910795889.XA patent/CN110549076A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979362A (en) * | 2012-12-31 | 2013-03-20 | 东莞市精力仁模具有限公司 | Cabinet door handle of household appliance |
| CN208759284U (en) * | 2018-08-27 | 2019-04-19 | 深圳市金合联供应链技术有限公司 | A kind of polishing handle fixture |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112439836A (en) * | 2020-11-02 | 2021-03-05 | 兴三星云科技有限公司 | Door handle processingequipment |
| CN112439836B (en) * | 2020-11-02 | 2022-07-15 | 兴三星云科技有限公司 | Door handle processingequipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 518000 1702, block C, Tairan building, chegongmiao, Futian District, Shenzhen City, Guangdong Province Applicant after: Shenzhen jinhelian Technology Co.,Ltd. Address before: 518000 1702, block C, Tairan building, chegongmiao, Futian District, Shenzhen City, Guangdong Province Applicant before: UNIND (SHENZHEN) Co.,Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191210 |