CN111083892A - Manufacturing method of front door of server cabinet - Google Patents
Manufacturing method of front door of server cabinet Download PDFInfo
- Publication number
- CN111083892A CN111083892A CN201911330671.3A CN201911330671A CN111083892A CN 111083892 A CN111083892 A CN 111083892A CN 201911330671 A CN201911330671 A CN 201911330671A CN 111083892 A CN111083892 A CN 111083892A
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- front door
- steel plate
- bending
- frame
- door frame
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- 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)
- Microelectronics & Electronic Packaging (AREA)
- Securing Of Glass Panes Or The Like (AREA)
Abstract
The invention discloses a method for manufacturing a front door of a server cabinet, relates to the related field of server cabinet manufacturing, and aims to solve the problem that the surface of observation glass is scratched or even damaged in the manufacturing process in the prior art. The manufacturing method of the front door of the server cabinet comprises the following steps: s1: selecting a whole thin steel plate for blanking; s2: bending according to the positions of the first bent steel plate, the second bent steel plate and the third bent steel plate; s3: welding and fixing the abutted seams; s4: coating glass cement around the reserved groove of the front door frame; s5: placing transparent glass in the placing groove and fixing the transparent glass and the front door frame through glass cement; s6: fixing the second toughened film and the transparent glass; s7: coating glass cement around the reserved groove of the supporting frame; s8: placing the front door supporting frame in the placing groove, and fixing the front door supporting frame and the transparent glass through glass cement; s9: coating sealant at the connecting position of the front door supporting frame and the front door frame; s10: and fixing the first toughened film and the transparent glass.
Description
Technical Field
The invention relates to the related field of server cabinet manufacturing, in particular to a method for manufacturing a front door of a server cabinet.
Background
The cabinet is generally made of cold-rolled steel plates or alloys and used for storing computers and related control equipment, can provide protection for the storage equipment, shields electromagnetic interference, and arranges the equipment orderly and orderly, thereby facilitating the subsequent maintenance of the equipment.
According to the different load-bearing of the component, material and its manufacturing process, it can be divided into two basic structures of section bar and thin plate. The section structure cabinet comprises a steel section cabinet and an aluminum section cabinet, and the steel section cabinet has good rigidity and strength and is suitable for heavy equipment; the aluminum profile cabinet formed by the aluminum alloy profiles has certain rigidity and strength, and is suitable for common or light equipment. The thin plate structure cabinet is a whole plate type cabinet, the side plate of the cabinet is a whole steel plate and is bent, the rigidity and the strength of the cabinet are good, and the cabinet is suitable for heavy or general equipment, but the side plate can not be disassembled, so that the assembly and the maintenance are inconvenient.
The front door of the server cabinet is generally provided with glass, so that the conditions of flat cables and lamp flashings in the server cabinet can be better observed, but due to the fact that various accessories and integral assembly are required to be installed in the process of manufacturing the cabinet, the surface of the glass can be scratched or even damaged in the manufacturing process, and the integral quality control of the server cabinet is lowered; therefore, the market urgently needs to develop a method for manufacturing the front door of the server cabinet to help people solve the existing problems.
Disclosure of Invention
The invention aims to provide a method for manufacturing a front door of a server cabinet, which aims to solve the problem that the surface of observation glass is scratched or even damaged in the manufacturing process in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the manufacturing method of the front door of the server cabinet comprises a first toughened film, a front door supporting frame, a supporting frame preformed hole, a protruding strip, a supporting frame preformed groove, transparent glass, a front door frame preformed hole, a placing groove, a front door frame preformed groove, a first bending steel plate, a second bending steel plate, a third bending steel plate and a second toughened film, and the manufacturing method of the front door of the server cabinet comprises the following steps:
s1: selecting a whole thin steel plate to cut and blank to form an unfolding structure of the front door frame;
s2: bending the front door frame unfolding structure according to the positions of the first bending steel plate, the second bending steel plate and the third bending steel plate;
s3: four first bending steel plates, four second bending steel plates and four third bending steel plates are arranged, and welding and fixing are carried out at each abutted seam;
s4: coating glass cement on the periphery of the frame of the reserved groove of the front door frame on the inner surface of the front door frame;
s5: placing transparent glass in the placing groove and fixing the transparent glass and the front door frame through glass cement;
s6: enabling the second toughened film to penetrate through the reserved groove of the front door frame to be fixed with the transparent glass;
s7: coating glass cement on the periphery of a reserved groove frame of a support frame on the front door support frame;
s8: placing the front door supporting frame in the placing groove, and fixing the front door supporting frame and the transparent glass through glass cement;
s9: coating sealant at the connecting position of the front door supporting frame and the front door frame;
s10: and enabling the first toughened film to penetrate through the reserved groove of the support frame to be fixed with the transparent glass.
Preferably, in S2, the first, second and third bent steel plates are folded at an angle of ninety degrees between adjacent ones.
Preferably, the bending of S2 and the welding and fixing of S3 are performed simultaneously, and the first bending is performed according to the position of the first bent steel plate, the welding is performed from the inner side after the first bending, the second bending is performed according to the position of the second bent steel plate, the welding is performed from the inner side after the second bending, the third bending is performed at the position of the third bent steel plate, the welding is performed at the outer side to the abutted seam of the adjacent third bent steel plate after the third bending, and finally the connecting position of the third bent steel plate and the front door frame is welded.
Preferably, in S8, the protruding bar is inserted into the groove formed by the placing groove and the transparent glass, and the protruding bar is fixed by the fixing and locking structure and the screw after the assembly is completed.
Preferably, the cross section of the protruding strip is provided with an L shape.
Preferably, the thickness of the placement groove is equal to the sum of the thicknesses of the front door supporting frame and the transparent glass.
Preferably, the support frame prepared hole is communicated with the front door frame prepared hole.
Preferably, the first tempered film, the second tempered film, the support frame preformed groove and the front door frame preformed groove are equal in size.
Compared with the prior art, the invention has the beneficial effects that:
1. in the invention, the transparent glass is fixed between the front door supporting frame and the front door frame through the adjustment of the whole structure and the manufacturing process, and the first toughened film and the second toughened film which penetrate through the front door supporting frame, the front door frame upper supporting frame preformed groove and the front door frame preformed groove can protect the transparent glass, the second toughened film is fixed after the transparent glass is installed, so that the other end surface of the transparent glass is prevented from being scratched by foreign objects when the front door supporting frame is installed, the first toughened film is fixed after the front door supporting frame is installed, the surface of the transparent glass can not be scratched when the subsequent fixed lock structure, the screws, the hinges and the whole assembly are fixed, even if the cabinet is used, the first toughened film and the second toughened film can continuously protect the transparent glass, after the surface is seriously scratched, the clarity of the observation visual field can be ensured by replacing the toughened film;
2. in the invention, bending and welding fixing are carried out simultaneously, firstly bending according to the position of a first bent steel plate, welding from the inner side after the first bending, then bending according to the position of a second bent steel plate, welding from the inner side after the second bending, then bending at the position of a third bent steel plate, welding at the outer side to the abutted seam of the adjacent third bent steel plate after the third bending, and finally welding the connecting position of the third bent steel plate and a front door frame, wherein the welding operation of bending and welding at the edge enables the welding after the first two steps of bending to be carried out from the inner side, and the welding at the outer side of the last two steps of welding, but the welding seam cannot be seen after the front door supporting frame is embedded, so that the welding seam positions are completely hidden, and the whole appearance is better after the whole manufacturing of the front door of;
3. according to the cabinet door, the front door supporting frame and the front door frame clamp the transparent glass at the middle position through the glass cement, the front door supporting frame and the front door frame are connected in an embedded mode, after the transparent glass is fixed, the gap position is filled through the sealant, the whole thickness of the cabinet door is not increased, the sealing performance of the front door is improved through the multiple sealing structures, when equipment in the cabinet works, current sound and other noises cannot leak, and the sound insulation effect is improved;
4. in the invention, the front door frame is formed by cutting and blanking a whole thin steel plate, the rigidity and the strength are good, the splicing seam is welded and fixed after being bent by ninety degrees, the middle position is hollow, the dead weight of the front door can be reduced, the position of the placement groove is reserved, when the front door frame is used for fixing transparent glass with the front door support frame, the front door frame is not in a simple three-piece structure, but is provided with a covered edge, the sealing performance is good, the manufacturing process is relatively simple, and the machine is easy to operate.
Drawings
FIG. 1 is a schematic diagram of a method of manufacturing a server rack front door of the present invention;
FIG. 2 is a detailed operation diagram of S2 and S3 according to the present invention;
FIG. 3 is an exploded view of the front door of the server cabinet of the present invention;
fig. 4 is an expanded configuration view of the front door frame of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, an embodiment of the present invention is shown: a manufacturing method of a front door of a server cabinet comprises a first toughened film 1, a front door supporting frame 2, a supporting frame preformed hole 201, a protruding strip 202, a supporting frame preformed groove 203, transparent glass 3, a front door frame 4, a front door frame preformed hole 401, a placing groove 402, a front door frame preformed groove 403, a first bending steel plate 404, a second bending steel plate 405, a third bending steel plate 406 and a second toughened film 5;
the width of the first bending steel plate 404 is the largest, the width of the third bending steel plate 406 is smaller than that of the first bending steel plate 404 by the thickness of the blanking steel plate, the width of the second bending steel plate 405 is the smallest, and the specific width is set according to the actual situation;
the manufacturing method of the front door of the server cabinet comprises the following steps:
s1: selecting a whole thin steel plate to cut and blank to form an unfolding structure of the front door frame 4;
the whole thin steel plate is selected, and the whole thin steel plate needs to be bent, so that the thickness of the whole thin steel plate is as small as possible, and a triangular small groove is carved on the inner side of the bending line in advance, so that the whole thin steel plate cannot be bent and bulged when being bent;
the position refers to the existing blanking of the whole machine cabinet structure, the blanking is only used for the blanking of a front door, the rigidity and the strength of the structure are facilitated, the self weight is small, but a bending machine with high bending precision needs to be selected due to the small bending distance;
s2: bending the unfolding structure of the front door frame 4 according to the positions of the first bending steel plate 404, the second bending steel plate 405 and the third bending steel plate 406;
the small triangular grooves are formed in the bending positions, so that the small triangular grooves can be easily bent under the action of external bending machinery, and after the small triangular grooves are bent, two symmetrical edges are just in a fit state, so that the small triangular grooves are isosceles right triangles;
s3: four first bending steel plates 404, four second bending steel plates 405 and four third bending steel plates 406 are arranged, and welding and fixing are carried out at each abutted seam;
the four groups of the first bending steel plate 404, the second bending steel plate 405 and the third bending steel plate 406 are vertically symmetrical, have the same shape, are symmetrical left and right, and have the same shape;
s4: coating glass cement around the frame of the front door frame reserved groove 403 on the inner surface of the front door frame 4;
but not only is the glass cement, but also any colloid fixed by metal and glass, is made of transparent materials, does not expose edges after being dried, and has good appearance;
s5: placing the transparent glass 3 in the placing groove 402 and fixing the transparent glass with the front door frame 4 through glass cement;
s6: the second toughened film 5 passes through the front door frame reserved groove 403 and is fixed with the transparent glass 3;
s7: coating glass cement on the periphery of the frame of the reserved groove 203 of the support frame on the front door support frame 2;
s8: placing the front door support frame 2 in the placing groove 402, and fixing the front door support frame 2 and the transparent glass 3 through glass cement;
the front door supporting frame 2 and the front door frame 4 are fixed in an embedded mode, so that a covered edge is added on the basis of a three-layer structure, and the sealing performance is improved;
s9: a sealant is coated at the connecting position of the front door supporting frame 2 and the front door frame 4 (the material of the colloid is determined according to the actual situation, but does not conflict with the property of the transparent glass fixing colloid, mainly fills the gap, and further improves the sealing performance);
s10: the first toughened film 1 is fixed with the transparent glass 3 through the supporting frame pre-groove 203.
The first toughened film 1 and the second toughened film 5 have a protection effect on the transparent glass 3, so that the transparent glass is prevented from being impacted and scratched, the first toughened film 1 and the second toughened film 5 can be replaced in time when being damaged or scratched, and the front end face and the rear end face are approximately flush because the first toughened film 1 and the second toughened film 5 are respectively embedded into the front door frame reserved groove 403 and the support frame reserved groove 203 and are just matched in size;
further, in S2, the first bent steel plate 404, the second bent steel plate 405, and the third bent steel plate 406 are folded at ninety degrees between adjacent positions (when the folded steel plate is ninety degrees, two symmetrical sides of the small isosceles right triangle groove are just in a fit state).
Further, the bending at S2 and the welding and fixing at S3 are performed simultaneously;
firstly, bending according to the position of a first bent steel plate 404, and welding from the inner side after the first bending;
then bending according to the position of a second bent steel plate 405, and welding from the inner side after bending for the second time;
then, bending the third bent steel plate 406, and welding the abutted seams of the adjacent third bent steel plates 406 on the outer sides after the third bending;
and finally, welding the connecting position of the third bent steel plate 406 and the front door frame 4.
The welding of the edge bending and the edge welding can be carried out from the inner side after the first two steps of bending, the appearance is better, the welding of the last two steps of welding is carried out from the outer side, but the welding seam can not be seen after the front door supporting frame 2 is embedded, and the welding seam position is completely hidden.
Further, in S8, the protrusion bar 202 is embedded in the groove formed by the placement groove 402 and the transparent glass 3, and is fixed by a fixing lock structure (the server cabinet is basically provided with a fixing lock due to a large number of circuit connections) and screws after the assembly is completed, because in the early manufacturing process, the protrusion bar 202 is simply embedded in the groove and has no other fixing structures, and the position of the protrusion bar is maintained only by fixing the front door support frame 2 with the transparent glass 3 and the front door frame 4, after the installation of each component is completed, the protrusion bar 202 needs to be fixed with the front door frame 4 at the position of the protrusion bar 202, and the front door support frame 2 and the front door frame 4 are fixed at the position of each other side by bending screws.
Further, the cross section of the projection bar 202 is provided in an L-shape.
Further, the thickness of the placing groove 402 is equal to the sum of the thicknesses of the front door supporting frame 2 and the transparent glass 3, and after the front door supporting frame 2 and the transparent glass 3 are installed, the end face of the front door supporting frame 2 is flush with the end face of the front door frame 4, and no additional convex angle is added.
Further, the support frame preformed hole 201 is communicated with the front door frame preformed hole 401, and a fixed lock structure is additionally installed.
Further, the sizes of the first toughened film 1, the second toughened film 5, the support frame preformed groove 203 and the front door frame preformed groove 403 are all equal.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The manufacturing method of the front door of the server cabinet comprises a first toughened film (1), a front door supporting frame (2), a supporting frame preformed hole (201), a protruding strip (202), a supporting frame preformed groove (203), transparent glass (3), a front door frame (4), a front door frame preformed hole (401), a placing groove (402), a front door frame preformed groove (403), a first bending steel plate (404), a second bending steel plate (405), a third bending steel plate (406) and a second toughened film (5), and is characterized by comprising the following steps of:
s1: selecting a whole thin steel plate to cut and discharge to form an unfolding structure of the front door frame (4);
s2: bending the unfolding structure of the front door frame (4) according to the positions of the first bending steel plate (404), the second bending steel plate (405) and the third bending steel plate (406);
s3: four first bending steel plates (404), four second bending steel plates (405) and four third bending steel plates (406) are arranged, and welding and fixing are carried out at all the abutted seams;
s4: coating glass cement on the periphery of the frame of the front door frame reserved groove (403) on the inner surface of the front door frame (4);
s5: placing the transparent glass (3) in the placing groove (402) and fixing the transparent glass with the front door frame (4) through glass cement;
s6: the second toughened film (5) penetrates through the reserved groove (403) of the front door frame to be fixed with the transparent glass (3);
s7: coating glass cement on the frame periphery of a support frame preformed groove (203) on the front door support frame (2);
s8: placing the front door supporting frame (2) in the placing groove (402) to fix the front door supporting frame (2) and the transparent glass (3) through glass cement;
s9: coating sealant at the connecting position of the front door supporting frame (2) and the front door frame (4);
s10: and enabling the first toughened film (1) to penetrate through the reserved groove (203) of the support frame to be fixed with the transparent glass (3).
2. The method for manufacturing a front door of a server cabinet according to claim 1, wherein: in S2, the first bent steel plate (404), the second bent steel plate (405), and the third bent steel plate (406) are folded at an angle of ninety degrees between adjacent ones.
3. The method for manufacturing a front door of a server cabinet according to claim 1, wherein: the bending of S2 and the welding and fixing of S3 are carried out simultaneously, the front door frame is bent according to the position of a first bent steel plate (404), the front door frame is welded from the inner side after the first bending, then the front door frame is bent according to the position of a second bent steel plate (405), the front door frame is welded from the inner side after the second bending, then a third bent steel plate (406) is bent, the adjacent third bent steel plate (406) is welded at the abutted seam on the outer side after the third bending, and finally the connecting position of the third bent steel plate (406) and the front door frame (4) is welded.
4. The method for manufacturing a front door of a server cabinet according to claim 1, wherein: in the step S8, the protruding bar (202) is embedded in the groove formed by the placing groove (402) and the transparent glass (3), and is fixed by a fixing and locking structure and a screw after the assembly is completed.
5. The method for manufacturing a front door of a server cabinet according to claim 1, wherein: the cross section of the convex strip (202) is arranged to be L-shaped.
6. The method for manufacturing a front door of a server cabinet according to claim 1, wherein: the thickness of the placing groove (402) is equal to the sum of the thicknesses of the front door supporting frame (2) and the transparent glass (3).
7. The method for manufacturing a front door of a server cabinet according to claim 1, wherein: the support frame preformed hole (201) is communicated with the front door frame preformed hole (401).
8. The method for manufacturing a front door of a server cabinet according to claim 1, wherein: the sizes of the first toughening film (1), the second toughening film (5), the supporting frame preformed groove (203) and the front door frame preformed groove (403) are equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911330671.3A CN111083892A (en) | 2019-12-20 | 2019-12-20 | Manufacturing method of front door of server cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911330671.3A CN111083892A (en) | 2019-12-20 | 2019-12-20 | Manufacturing method of front door of server cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN111083892A true CN111083892A (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911330671.3A Pending CN111083892A (en) | 2019-12-20 | 2019-12-20 | Manufacturing method of front door of server cabinet |
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| CN (1) | CN111083892A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2768379Y (en) * | 2005-02-21 | 2006-03-29 | 汕头市金福电器厂有限公司 | Pocket door in electric control equipment |
| CN201127146Y (en) * | 2007-11-19 | 2008-10-01 | 艾默生网络能源有限公司 | Assemble machine cabinet front gate |
| CN201611989U (en) * | 2010-02-10 | 2010-10-20 | 许继集团有限公司 | Cabinet front door |
| CN203072275U (en) * | 2013-01-21 | 2013-07-17 | 杭州华电自控设备有限公司 | Control cabinet glass door |
| CN204812744U (en) * | 2015-06-30 | 2015-12-02 | 东莞市鹏驰净化科技有限公司 | Medical cabinet of glass door |
| CN206947759U (en) * | 2017-06-01 | 2018-01-30 | 李劲梅 | A kind of Combined type power power distribution cabinet |
| CN207040066U (en) * | 2017-07-21 | 2018-02-23 | 中天宽带技术有限公司 | A kind of glass door for network cabinet |
| CN207363532U (en) * | 2017-08-30 | 2018-05-15 | 北京群升北亦门业有限公司 | A kind of explosion release window |
| CN207696206U (en) * | 2018-01-16 | 2018-08-07 | 东莞市松茂精密塑胶科技有限公司 | It is a kind of can multi-axis concerted action CNC numerically-controlled machine tools |
| CN209704372U (en) * | 2018-12-14 | 2019-11-29 | 无锡弘润机电设备有限公司 | A kind of glazed door |
-
2019
- 2019-12-20 CN CN201911330671.3A patent/CN111083892A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2768379Y (en) * | 2005-02-21 | 2006-03-29 | 汕头市金福电器厂有限公司 | Pocket door in electric control equipment |
| CN201127146Y (en) * | 2007-11-19 | 2008-10-01 | 艾默生网络能源有限公司 | Assemble machine cabinet front gate |
| CN201611989U (en) * | 2010-02-10 | 2010-10-20 | 许继集团有限公司 | Cabinet front door |
| CN203072275U (en) * | 2013-01-21 | 2013-07-17 | 杭州华电自控设备有限公司 | Control cabinet glass door |
| CN204812744U (en) * | 2015-06-30 | 2015-12-02 | 东莞市鹏驰净化科技有限公司 | Medical cabinet of glass door |
| CN206947759U (en) * | 2017-06-01 | 2018-01-30 | 李劲梅 | A kind of Combined type power power distribution cabinet |
| CN207040066U (en) * | 2017-07-21 | 2018-02-23 | 中天宽带技术有限公司 | A kind of glass door for network cabinet |
| CN207363532U (en) * | 2017-08-30 | 2018-05-15 | 北京群升北亦门业有限公司 | A kind of explosion release window |
| CN207696206U (en) * | 2018-01-16 | 2018-08-07 | 东莞市松茂精密塑胶科技有限公司 | It is a kind of can multi-axis concerted action CNC numerically-controlled machine tools |
| CN209704372U (en) * | 2018-12-14 | 2019-11-29 | 无锡弘润机电设备有限公司 | A kind of glazed door |
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Application publication date: 20200428 |