CN110290670A - A kind of electric-controlled box and its manufacturing method - Google Patents
A kind of electric-controlled box and its manufacturing method Download PDFInfo
- Publication number
- CN110290670A CN110290670A CN201910656564.3A CN201910656564A CN110290670A CN 110290670 A CN110290670 A CN 110290670A CN 201910656564 A CN201910656564 A CN 201910656564A CN 110290670 A CN110290670 A CN 110290670A
- Authority
- CN
- China
- Prior art keywords
- electric
- terminal board
- controlled box
- terminal
- box body
- 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
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 238000001746 injection moulding Methods 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims description 26
- 238000002347 injection Methods 0.000 claims description 17
- 239000007924 injection Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 11
- 239000004033 plastic Substances 0.000 claims description 7
- 229920003023 plastic Polymers 0.000 claims description 7
- 238000005498 polishing Methods 0.000 claims description 5
- 239000011230 binding agent Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 13
- 230000008569 process Effects 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000004378 air conditioning Methods 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- 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
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
-
- 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
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1417—Mounting supporting structure in casing or on frame or rack having securing means for mounting boards, plates or wiring boards
Abstract
The present invention relates to the injection molding technology fields of electric-controlled box, in particular to a kind of electric-controlled box and its manufacturing method.The electric-controlled box, including box body (1) and terminal board (2), the terminal board (2) is fixedly connected with the box body (1), and the box body (1) and the terminal board (2) are by being integrally formed.The manufacturing method of the electric-controlled box, for manufacturing above-mentioned electric-controlled box.Electric-controlled box and its manufacturing method of the invention is assembled in mould by carrying out terminal board in the injection moulding process of box body, can save screw, saves cost；It improves efficiency；Meanwhile avoiding that electric-controlled box loses screw in transport process or terminal board comes loose and causes trouble.
Description
Technical field
The present invention relates to the injection molding technology fields of electric-controlled box, in particular to a kind of electric-controlled box and its manufacturing method.
Background technique
Electric-controlled box is one of household electrical appliances indispensability spare and accessory parts such as air-conditioning.Due to being equipped with the electrical components such as circuit board in electric-controlled box, because
This needs to install ground terminal daughter board, mountable ground terminal on ground terminal daughter board, to ensure the use of air-conditioning on electric-controlled box
Safety.
But existing ground terminal daughter board assembly, installation screw is usually set on electric-controlled box, it will using multiple screws
Terminal board is fixedly connected with electric-controlled box；Alternatively, screw hole and positioning column are arranged on electric-controlled box, after being positioned by positioning column, use
Ground terminal daughter board is fixedly connected by least one screw with electric-controlled box.The mounting means of the above ground terminal daughter board and electric-controlled box is deposited
In obvious drawback: 1, needing screw to fix, increase the quantity and cost of components；2, it needs to increase terminal board and electric-controlled box
Assembly process, increase cost of labor, reduce assembly efficiency, even if special manufacturing automation equipment thus, also will greatly mention
High production cost.
Summary of the invention
Problems solved by the invention is the fixed installation realized between terminal board and electric-controlled box more efficiently, economic.
For at least one aspect for solving above-mentioned technical problem to a certain extent, the present invention provides a kind of electric-controlled box, wraps
Box body and terminal board are included, the terminal board is fixedly connected with the box body, and the box body passes through with the terminal board
It is integrally formed.
Optionally, the terminal board is equipped at least one terminal mounting hole, and the terminal mounting hole is for installing wiring
Terminal.
Optionally, the box body is equipped with mounting portion, and the mounting portion is equipped with mounting groove, is equipped in the mounting groove
The terminal board.
Optionally, the box body includes installation cavity, and the edge of the installation cavity opening is equipped with the mounting portion, the peace
The periphery in dress portion is equipped with first baffle and/or second baffle.
Optionally, the slot bottom of the mounting groove is inwardly recessed relative to the surface of the mounting portion.
Optionally, the flush of the terminal board outer surface and the mounting portion.
Optionally, the terminal board outer surface protrudes from the surface of the mounting portion.
Electric-controlled box of the invention is assembled in mould by carrying out terminal board in the injection moulding process of box body, can save end
The assembly screw of daughter board and box body saves cost；And the process for eliminating installation end daughter board after the completion of box body manufacture, it mentions
High efficiency, save the cost；Meanwhile avoiding that electric-controlled box loses screw in transport process or terminal board comes loose and causes trouble.
Another object of the present invention is to propose a kind of manufacturing method of electric-controlled box, for manufacturing above-mentioned electric-controlled box, including
Following steps:
Terminal board is made, terminal mounting hole is set on the terminal board；
Terminal board is put into injection mold, and is positioned；
Mold is closed, injected plastics material is injected into mold, forms the electric-controlled box through injection molding.
Optionally, in the closing mold, injected plastics material is injected into mold, through injection molding form the electric-controlled box the step of it
After further comprise the steps of: by polishing or polishing, by the overlap or burr removing of the terminal board periphery.
Optionally, terminal board is put into injection mold described, and before the step of positioning, is further comprised the steps of: in institute
It states and binder is set on the joint face of terminal board and box body.
The manufacturing method of electric-controlled box of the present invention only need to increase the process that terminal board is put into mold in Shooting Technique, make
It makes that method is simple, and terminal board is integrated into the fixing means of electric-controlled box using injection molding, connection is reliable.
Detailed description of the invention
Fig. 1 is the overall structure diagram of electric-controlled box of the present invention；
Fig. 2 is partial enlarged view at B in Fig. 1；
Fig. 3 is the box body of electric-controlled box of the present invention and the explosive view of terminal board；
Fig. 4 is the top view of electric-controlled box of the present invention；
Fig. 5 is sectional view at A-A in Fig. 4；
Fig. 6 is the partial enlarged view in Fig. 5 at C；
Fig. 7 is the partial enlarged view of the mounting portion equipped with mounting groove；
Fig. 8 is the partial enlarged view of the mounting portion equipped with spacer pin.
Description of symbols:
1- box body；11- installation cavity；12- outer box wall；121- control panel card slot；13- saddle；15- mounting portion；151- prolongs
Stretch hole；152- first baffle；153- second baffle；155- mounting groove；156- spacer pin；2- terminal board；21- terminal mounting hole.
Specific embodiment
Electric-controlled box is one of household electrical appliances indispensability spare and accessory parts such as air-conditioning, is used for the electrical components such as mounting circuit boards in electric-controlled box.For
Ensure household electrical appliances using safe, will be installed the terminal board for assembling ground terminal on electric-controlled box.Existing ground terminal daughter board dress
Match, installation screw is usually set on electric-controlled box, is fixedly connected with terminal board with electric-controlled box using multiple screws；Alternatively,
Screw hole and positioning column are set on electric-controlled box, after being positioned by positioning column, consolidated terminal board and electric-controlled box using at least one screw
Fixed connection.That there are number of parts is more for this, assembly efficiency is low and the drawbacks such as at high cost.To a certain extent, to solve these drawbacks,
The present invention provides a kind of electric-controlled box and its manufacturing methods.
If relating to the description of " first ", " second " etc. in the embodiment of the present invention, it is somebody's turn to do the description of " first ", " second " etc.
It is used for description purposes only, is not understood to indicate or imply its relative importance or implicitly indicates indicated technical characteristic
Quantity.
To make the above purposes, features and advantages of the invention more obvious and understandable, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.
As shown in Figure 1, a kind of electric-controlled box, including box body 1 and terminal board 2.Terminal board 2 is fixedly mounted on box body 1,
Also, terminal board 2 and box body 1 are by being integrally formed.Terminal board 2 is metal or alloy material, optionally, terminal board
2 be copper sheet, iron plate, stainless steel plate, aluminium alloy or magnesium alloy etc.；Box body 1 is that the plastics formed are solidified by injected plastics material.
Electric-controlled box of the invention is assembled in mould by carrying out terminal board 2 in the injection moulding process of box body 1, can be saved
The assembly screw of terminal board 2 and box body 1, has effectively saved Material Cost；Also, it is automatically controlled after the completion of box body 1 manufactures
In the subsequent assembly of box, the assembly process for carrying out terminal board 2 and box body 1 is no longer needed to, greatly improves electric-controlled box entirety
Assembly efficiency saves labour turnover.On the other hand, it avoids electric-controlled box and loses 2 pine of screw or terminal board in transport process
Trouble caused by falling.
As shown in Fig. 2, terminal board 2 is equipped at least one terminal mounting hole 21, terminal mounting hole 21 is for installing wiring
Terminal or the screw or screw for installing link terminal, screw or screw described herein are link terminal,
Different from the screw or screw of fixing end daughter board 2.
As shown in figure 3, being equipped with an installation cavity 11, control circuit board of the installation cavity 11 to install household electrical appliances in box body 1
Equal electrical components.Installation cavity 11 is crowded around by a coherent outer box wall 12 and is formed, and outer box wall 12 seals everywhere, and outer box wall 12 1
It is body formed.Installation cavity 11 is equipped with opening in an orientation, to install each electrical component and realize the needs of cabling.From installation
The opening of chamber 11 is overlooked into installation cavity 11, can be appreciated that the inner bottom surface of installation cavity 11 is an irregular L shape.In installation cavity 11
Side wall on set (i.e. on the medial surface of outer box wall 12) there are two the opposite control panel card slot 121 of being open, control panel card slot 121 is used
In the clamping of control circuit board and electric-controlled box.In the present embodiment, the groove width of control panel card slot 121 from the opening of installation cavity 11 to
The bottom of installation cavity 11 is gradually reduced, and ensures snap effect, and is easy installation control circuit board.
Installation cavity 11 opening edge (in other words, the top of outer box wall 12, here and the subsequent outer box wall 12
Top is close to the position of 11 opening of installation cavity) it is equipped with saddle 13.The top sides of saddle 13 and outer box wall 12 connect along fixed
It connects, and extends certain area to the direction being open far from installation cavity 11.
In conjunction with shown in Fig. 3-Fig. 6, the surface of saddle 13 is equipped with mounting portion 15, and mounting portion 15 is the flat of a round rectangle
Face, terminal board 2 are just attached to the surface of mounting portion 15.It, can to ensure that it is more secured that injection molding rear terminal board 2 is connect with box body 1
Before injection molding, binder is set on the contact surface of terminal board 2 and box body 1.It should be noted that in the present embodiment, peace
Dress portion 15 is arranged on saddle 13, is only that a kind of installation situation example provided in other embodiments can be by mounting portion
Any suitable position on electric-controlled box is set.
15 outer edge of mounting portion is a long side of the round rectangle.The outer edge of mounting portion 15 is equipped with first baffle
152.The opposite edge of another pair of the round rectangle is equipped with second baffle 153, second baffle 153 and first baffle 152
It is fixedly connected.And vertical or near normal mounting portion 15 the top surface of first baffle 152 and second baffle 153.The present embodiment
In, the setting of first baffle 152 and second baffle 153 can provide protection and support for the connecting terminal on terminal board 2.
To ensure that connecting terminal firmly installs, the elongated hole 151 with certain depth, elongated hole are equipped on mounting portion 15
151 correspond with terminal mounting hole 21.In the case where terminal board 2 has certain thickness, elongated hole 151 can not also be set
It sets or depth is smaller.
As shown in fig. 7, preferably, mounting portion 15 is equipped with the matched mounting groove 155 of shape with terminal board 2.Mounting groove
155 slot bottom is inwardly recessed relative to the surface of mounting portion 15.Terminal board 2 is equipped in mounting groove 155.The depth of mounting groove 155
It is slightly less than the thickness of terminal board 2, in this way, the outer surface of terminal board 2 can protrude from the table of mounting portion 15 after injection molding
Face.The present embodiment by setting mounting groove, increase the connection area of terminal board 2 Yu box body 1, make 2 side of terminal board also with
Box body 1 connects, and ensures that the installation of terminal board 2 is more reliable.
Preferably, the consistency of thickness of the depth of mounting groove 15 and terminal board 2, so that the outer surface of terminal board 2 and mounting portion
15 flush.In this way, other five faces except 2 exterior surface of terminal board are all connected with box body 1 by injection molding,
Further improve the installation reliability of terminal board 2.
As shown in figure 8, preferably, mounting portion 15 is equipped with several spacer pins 156 around terminal board 2, spacer pin 156
It is bonded and is molded with the side wall of terminal board 2 and connect, can ensure effective fixation of terminal board 2 and ensure and save injected plastics material.
In the present embodiment, spacer pin 156 is the rectangular-shape post connecting with 15 top surface of mounting portion.In other embodiments, it limits
Pin 156 or other three-dimensional shapes, for example, section is semicircular column, plane is bonded company with the side of terminal board 2
It connects；Or section is the column of triangle, some plane is bonded with the side of terminal board 2.
Another object of the present invention is to provide a kind of manufacturing methods of electric-controlled box, comprising the following steps:
S1: terminal mounting hole 21 is arranged on terminal board 2, that is, gets out the end to be placed into injection mold for production terminal board 2
Daughter board 2.This step includes following sub-step:
S11: the terminal board 2 of production rectangle or round rectangle.It is, of course, also possible to which the special requirement according to client makes it
The terminal board 2 of his shape.
S12: terminal mounting hole 21 is set on terminal board 2.Terminal mounting hole 21 is the through-hole for installing connecting terminal.
The aperture of terminal mounting hole 21 and quantity are set as needed.The aperture of terminal mounting hole 21 that can be all is consistent, can also be with
The terminal mounting hole 21 of different pore size is set.
S2: terminal board 2 is put into injection mold, positioning end daughter board.This step includes following sub-step:
S21: preparing injection mold, which is equipped with the structure for fixing and positioning terminal board 2.In injection mold
The consistent packed column of 21 quantity of terminal mounting hole and aperture of middle setting and terminal board 2 avoids injected plastics material from entering terminal installation
In hole 21.
S22: opening injection mold, terminal board 2 be put into injection mold, manipulator accommodating terminal plate 2 can be used, and protect
The packed column of barrier injection mold protrudes into terminal mounting hole 21.
S3: closing injection mold, and suitable clamp force be arranged, and ensures that terminal board 2 and die face cooperation are tight.Material will be molded
In material injection injection mold, the electric-controlled box that box body 1 is fixedly connected with terminal board 2 is formed after being molded.
The manufacturing method of electric-controlled box of the present invention only need to increase the process that terminal board 2 is put into mold in Shooting Technique, make
It makes that method is simple, and terminal board 2 is integrated into the fixing means of electric-controlled box using injection molding, connection is reliable.
Preferably, the manufacturing method of electric-controlled box of the invention further comprises the steps of: behind step S3 by polishing or throwing
Light technology is by the overlap or burr removing of 2 periphery of terminal board, so that terminal board 2 and box body 1 are in visual joining place
It is more smooth and beautiful.
Preferably, before terminal board is put into the step in injection mold in sub-step S22, further including in step S2
Sub-step: being arranged binder on the joint face of terminal board 2 and box body 1, with improve terminal board 2 with and box body 1 connection
Reliability.
Optionally, in other embodiments, the manufacturing method with the various embodiments described above of electric-controlled box are slightly different.For example, S1
Step only completes the production the terminal board 2 of rectangle or round rectangle, and the setting without terminal mounting hole 21.In step S3
Later, be equipped with step: positioning electric-controlled box makes terminal mounting hole 21.That is, after the completion of injection molding, then carry out terminal mounting hole 21
Production.The automatically controlled cartridge manufacturing method of the present embodiment can simplify injection molding and require, especially simplify the design of injection mold.
Although being illustrated it should be noted that the above various embodiments is attached most importance to the electric-controlled box of air-conditioning, the present invention can
Expanded application to other household electrical appliances electric-controlled box.Moreover, this specification cannot because the shape of electric-controlled box can carry out various transformation
Exhaustion is carried out by embodiment, but should not be regarded as to unfavorable restriction of the invention.
Although the disclosure discloses as above, the protection scope of the disclosure is not limited only to this.Those skilled in the art are not
Under the premise of being detached from spirit and scope of the present disclosure, it can make various changes and modify, these changes will fall into this with modification
The protection scope of invention.
Claims (10)
1. a kind of electric-controlled box, which is characterized in that including box body (1) and terminal board (2), the terminal board (2) and the box sheet
Body (1) is fixedly connected, and the box body (1) and the terminal board (2) are by being integrally formed.
2. electric-controlled box according to claim 1, which is characterized in that the terminal board (2) is pacified equipped at least one terminal
It fills hole (21), the terminal mounting hole (21) is for installing connecting terminal.
3. electric-controlled box according to claim 2, which is characterized in that the box body (1) is equipped with mounting portion (15), described
Mounting portion (15) is equipped with mounting groove (155), is equipped with the terminal board (2) in the mounting groove (155).
4. electric-controlled box according to claim 3, which is characterized in that the box body (1) includes installation cavity (11), the peace
The edge of (11) opening of behaveing affectedly is equipped with the mounting portion (15), the periphery of the mounting portion (15) be equipped with first baffle (152) and/
Or second baffle (153).
5. electric-controlled box according to claim 3, which is characterized in that the slot bottom of the mounting groove (155) is relative to the peace
The surface in dress portion (15) is inwardly recessed.
6. electric-controlled box according to claim 5, which is characterized in that the outer surface of the terminal board (2) and the mounting portion
(15) flush.
7. electric-controlled box according to claim 5, which is characterized in that the outer surface of the terminal board (2) protrudes from the peace
The surface in dress portion (15).
8. a kind of manufacturing method of electric-controlled box, for any electric-controlled box of manufacturing claims 1-7, which is characterized in that packet
Include following steps:
It makes terminal board (2), terminal mounting hole (21) is set on the terminal board (2)；
The terminal board (2) is put into injection mold, and is positioned；
Mold is closed, injected plastics material is injected into mold, forms the electric-controlled box through injection molding.
9. the manufacturing method of electric-controlled box according to claim 8, which is characterized in that in the closing mold, material will be molded
Material injection mold, further comprises the steps of: by polishing or polishing through being molded after the step of forming the electric-controlled box, by the terminal
The overlap or burr removing of plate (2) periphery.
10. the manufacturing method of electric-controlled box according to claim 8 or claim 9, which is characterized in that described by the terminal board
(2) it is put into injection mold, and in the step of positioning, further comprises the steps of: the connection in the terminal board (2) and box body (1)
Binder is set on face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910656564.3A CN110290670A (en) | 2019-07-19 | 2019-07-19 | A kind of electric-controlled box and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910656564.3A CN110290670A (en) | 2019-07-19 | 2019-07-19 | A kind of electric-controlled box and its manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110290670A true CN110290670A (en) | 2019-09-27 |
Family
ID=68023547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910656564.3A Pending CN110290670A (en) | 2019-07-19 | 2019-07-19 | A kind of electric-controlled box and its manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110290670A (en) |
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