CN209199809U - Switch head assembly - Google Patents
Switch head assembly Download PDFInfo
- Publication number
- CN209199809U CN209199809U CN201821541654.5U CN201821541654U CN209199809U CN 209199809 U CN209199809 U CN 209199809U CN 201821541654 U CN201821541654 U CN 201821541654U CN 209199809 U CN209199809 U CN 209199809U
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- China
- Prior art keywords
- switch head
- fixed
- headpin
- connection
- inserted terminal
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- Switch Cases, Indication, And Locking (AREA)
- Manufacture Of Switches (AREA)
Abstract
A kind of switch head assembly provided by the utility model, it include: switch head assembled body, connection-peg and inserted terminal headpin, the switch head assembled body is equipped with mounting hole, inserted terminal headpin bottom end is fixed in switch head assembled body, the connection-peg top is fixed in inserted terminal headpin through injection molding, and the connection-peg lower part is protruded into mounting hole.In a first aspect, the utility model is fixed in inserted terminal headpin by injection molding, socket plug structure can be made complicated, and structural strength is high, avoid and reversely release when being easy to appear ClientSocket insertion, and lose conducting function.
Description
Technical field
The utility model relates to field of automobile parts and components, and in particular to a kind of switch head assembly.
Background technique
The existing patent document application No. is CN201621192302.4 discloses a kind of " switch head dress of electromagnetic switch
Distribution structure " patent document, often by the technique of riveting type, which limits the structure of connection-peg, so that socket plug structure
Simply, structural strength is low, reversely releases when being easy to appear ClientSocket insertion, and loses conducting function.
Utility model content
(1) technical problems to be solved
The purpose of the utility model is to provide a kind of assembly of switch head, solve existing switch head and assemble its connection-peg appearance
Easily occur reversely releasing when ClientSocket insertion, and loses the defect of conducting function.
Another purpose of the utility model is to provide for a kind of switch head assembly production method, solves due to metalwork
It expands with heat and contract with cold with plastic part inconsistent, produces the defect that product size precision obtained is difficult to ensure.
(2) technical solution
In order to solve the above-mentioned technical problem, a kind of switch head assembly provided by the utility model, comprising: switch head assembly is originally
Body, connection-peg and inserted terminal headpin, the switch head assembled body are equipped with mounting hole, and inserted terminal headpin bottom end is fixed on
In switch head assembled body, the connection-peg top is fixed in inserted terminal headpin through injection molding, and peace is protruded into the connection-peg lower part
It fills in hole.In a first aspect, the utility model is fixed in inserted terminal headpin by injection molding, socket plug structure can be made multiple
Miscellaneous, structural strength is high, avoids and reversely releases when being easy to appear ClientSocket insertion, and loses conducting function.
Preferably, the connection-peg includes the first vertical block, the second vertical block, horizontal block and contact ring, the first vertical block connection
Horizontal block one end is simultaneously located at horizontal block top, and the second perpendicular connection horizontal block other end is simultaneously located at horizontal block lower part；The contact ring is located at described
Mounting hole lower part is simultaneously stretched out in the bottom end of second vertical block.With reference to first aspect, the utility model using the first vertical block, the second vertical block,
The structure of the connection-peg of horizontal block and contact ring composition, horizontal block and its bending, with the impact force on stronger resisting longitudinal, further
It avoids and is reversely released when being easy to appear ClientSocket insertion, and lose conducting function.
Preferably, the inserted terminal headpin includes the supporting element of cylindrical inserting column and flat strip shaped, and the supporting element connects
Connect mounting hole；There is fixed station, first vertical block is fixed in fixed station, and top is stretched out and fixed inside the inserting column
Platform.
Preferably, the contact ring includes the male part of arc and the interior card division of the triangle positioned at male part side, institute
It states contact ring and is equipped with perforation, the perforation is located at the junction of male part and interior card division.Such contact ring structure, interior card
Portion can go deep into supporting element, enhance bond strength, and the male part of arc is convenient for grafting.
Preferably, there is the fixed part of evagination, the fixed part is equipped at least two in the middle part of the switch head assembled body
A through-hole is equipped with fastener on the through-hole.
Preferably, grafting termination point casing bottom end is fixed on the neighboring in switch head assembled body.
Preferably, the junction of the fastener and fixed part is additionally provided with metal washer, and the metal washer side is also set
Have and be made of metal halfpace multilayer tabs, metal halfpace end is equipped with fixed haptic element.
Preferably, the switch head assembled body is equipped with the side stage of evagination, and the side stage is located remotely from inserted terminal headpin
Fixed part side, there are on the side stage multiple ladders, the shape of the metal halfpace is adapted with the shape of side stage so that
Metal halfpace snugly fits on side stage.Metal halfpace and the compatible structure of side stage, with other fasteners and casual household
Contact spacing distance is big, it is not easy to interfere.
The invention also discloses a kind of switch head assembly production methods, comprising the following steps:
1) connection-peg prefabricated component is blanking punched, it obtains that there is contact ring and the first contact metal bracket being bent adds
Workpiece；
2) the first good contact metal bracket workpiece of punching press is molded in injection mold, switch head dress is made
Match；Wherein, injection molding before to the first contact metal supporting frame prefabrication part fixed, blow；It is divided into five sections in injection moulding process,
Wherein material temperature DEG C is 315 ± 15 DEG C in first segment temperature, and second segment temperature is 295 DEG C ± 10 DEG C, and third section temperature is 305 ± 5
DEG C, the 4th section of temperature is 265 ± 5 DEG C, and the 5th section of temperature is 260 ± 10 DEG C；Pressure maintaining is carried out in injection moulding process, first segment pressure maintaining
Pressure is 50 ± 5Bar, and 20 ± 2mm/s of speed, the time is 1 ± 0.5s, and the pressure of second segment pressure maintaining is 45 ± 5Bar, speed 15
± 2mm/s, time are 0.8 ± 0.5s；And first segment injection pressure is 45 ± 5Bar, 20 ± 2mm/s of injection speed；Second segment is penetrated
Glue laminated power is 50 ± 5Bar, 25 ± 5mm/s of injection speed.
Since metalwork expands with heat and contract with cold with plastic part inconsistent, produces product size precision obtained and be difficult to ensure, mesh
The injection step difficulty of preceding metalwork is larger, can only be by connection-peg and switch head assembly point in the production process of switch head assembly
Production is opened, the utility model is by improving injection step, by cooling down afterwards in first segment, second segment and third section using first heating up
The injection operation to heat up again, and cooperate the improvement of first segment and the second dwell pressure, speed and time adjustment and injection process
(being stepped up injection pressure and speed), the heat expansion bring deviation that metal and plastic part are reduced after multistage is handled are (fast
Rapid fire glue, which will use metal temperature and rapidly rise, locally to be strained), and using gradually cooling down, reduce the variation of shrinkage, keeps away
Metalwork is exempted from and plastic part expands with heat and contract with cold inconsistent bring dimensional discrepancy, ensure that product size precision, solve existing
Technology cannot coordinate the defect of metalwork Yu plastic part injection moulding process.
(3) beneficial effect
A kind of switch head assembly provided by the utility model, has the advantage that
1, in a first aspect, the utility model is fixed in inserted terminal headpin by injection molding, socket plug structure can be made
Complexity, structural strength is high, avoids and reversely releases when being easy to appear ClientSocket insertion, and loses conducting function.
2, with reference to first aspect, the grafting that the utility model is formed using the first vertical block, the second vertical block, horizontal block and contact ring
The structure of head, horizontal block and its bending further avoids with the impact force on stronger resisting longitudinal and is easy to appear client and inserts
It is reversely released when seat insertion, and loses conducting function.
3, metal halfpace and the compatible structure of side stage, with other fasteners and casual household's contact spacing distance it is big,
It is not easy to interfere.
4, contact ring structure, interior card division can be goed deep into supporting element, enhance bond strength, the male part of arc is convenient for slotting
It connects.
Detailed description of the invention
Fig. 1 is the switch head assembly overlooking structure diagram of the embodiments of the present invention 1；
Fig. 2 is the switch head assembly socket plug structure schematic diagram of the embodiments of the present invention 1；
Fig. 3 is Fig. 1 D-D the schematic diagram of the section structure of the switch head assembly of the embodiments of the present invention 1；
Fig. 4 is the switch head assembly D bottom surface structure schematic diagram of the embodiments of the present invention 1.
1, switch head assembled body；2, inserted terminal headpin；3, mounting hole；4, inserting column；5, supporting element；6, fixed station；7,
First vertical block；8, the second vertical block；9, horizontal block；10, contact ring；11, male part；12, interior card division；13, it perforates；14, fixed part；
15, through-hole；16, fastener；17, metal washer；18, metal halfpace；19, fixed haptic element；20, side stage；21, connection-peg.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is not intended to limit the scope of the present invention for illustrating the utility model.
Embodiment 1:
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of switch head assembly provided by the utility model, comprising: switch head assembly
Ontology 1, connection-peg 21 and inserted terminal headpin 2, the switch head assembled body are equipped with mounting hole 3, inserted terminal headpin bottom
End is fixed in switch head assembled body, and the connection-peg top is fixed in inserted terminal headpin through injection molding, under the connection-peg
Portion protrudes into mounting hole.The inserted terminal headpin includes the supporting element 5 of cylindrical inserting column 4 and flat strip shaped, the supporting element
Connect mounting hole；There is fixed station 6, first vertical block is fixed in fixed station, and top is stretched out admittedly inside the inserting column
Determine platform.
The connection-peg includes the first vertical block 7, the second vertical block 8, horizontal block 9 and contact ring 10, and the first vertical block connection is horizontal
Block one end is simultaneously located at horizontal block top, and the second perpendicular connection horizontal block other end is simultaneously located at horizontal block lower part；The contact ring is located at described the
Mounting hole lower part is simultaneously stretched out in the bottom end of two vertical blocks.The contact ring includes the male part 11 of arc and positioned at the three of male part side
Angular interior card division 12, the contact ring are equipped with perforation 13, and the perforation is located at the junction of male part and interior card division.
There is the fixed part 14 of evagination, the fixed part is equipped at least two through-holes in the middle part of the switch head assembled body
15, fastener 16 is housed on the through-hole.Grafting termination point casing bottom end is fixed on the neighboring in switch head assembled body
On.The junction of the fastener and fixed part is additionally provided with metal washer 17, and the metal washer side is additionally provided with is rolled over by multilayer
Piece constitutes metal halfpace 18, and metal halfpace end is equipped with fixed haptic element 19.The switch head assembled body is equipped with evagination
Side stage 20, the side stage is located remotely from the fixed part side of inserted terminal headpin, has multiple ladders, the gold on the side stage
The shape for belonging to halfpace is adapted with the shape of side stage, so that metal halfpace snugly fits on side stage.Fastening in the present embodiment
Part is bolt.
When the embodiments of the present invention are implemented, connector assembly is inserted into inserted terminal headpin, bolt is fixedly connected with plug
Seat, and fixed haptic element connects power supply line zero curve.
Embodiment 2:
A kind of switch head assembly provided by the utility model, comprising: switch head assembled body, connection-peg and grafting end
Column, the switch head assembled body are equipped with mounting hole, and inserted terminal headpin bottom end is fixed in switch head assembled body, institute
It states connection-peg top to be fixed in inserted terminal headpin through injection molding, the connection-peg lower part is protruded into mounting hole.
Embodiment 3
The invention also discloses a kind of switch head assembly production methods, comprising the following steps:
1) connection-peg prefabricated component is blanking punched, it obtains that there is contact ring and the first contact metal bracket being bent adds
Workpiece；
2) the first good contact metal bracket workpiece of punching press is molded in injection mold, switch head dress is made
Match；Wherein, injection molding before to the first contact metal supporting frame prefabrication part fixed, blow；It is divided into five sections in injection moulding process,
Wherein material temperature DEG C is 315 ± 15 DEG C in first segment temperature, and second segment temperature is 295 DEG C ± 10 DEG C, and third section temperature is 305 ± 5
DEG C, the 4th section of temperature is 265 ± 5 DEG C, and the 5th section of temperature is 260 ± 10 DEG C；Pressure maintaining is carried out in injection moulding process, first segment pressure maintaining
Pressure is 50 ± 5Bar, and 20 ± 2mm/s of speed, the time is 1 ± 0.5s, and the pressure of second segment pressure maintaining is 45 ± 5Bar, speed 15
± 2mm/s, time are 0.8 ± 0.5s；And first segment injection pressure is 45 ± 5Bar, 20 ± 2mm/s of injection speed；Second segment is penetrated
Glue laminated power is 50 ± 5Bar, 25 ± 5mm/s of injection speed.
The various embodiments described above are merely to illustrate the utility model, wherein the structure of each component, connection type etc. are all can be with
It is varied, all equivalents and improvement carried out on the basis of technical solutions of the utility model should not exclude
Except the protection scope of the utility model.
Claims (7)
1. a kind of switch head assembly characterized by comprising switch head assembled body, connection-peg and inserted terminal headpin, it is described to open
Moment assembled body is equipped with mounting hole, and inserted terminal headpin bottom end is fixed in switch head assembled body, the connection-peg
Top is fixed in inserted terminal headpin through injection molding, and the connection-peg lower part is protruded into mounting hole；The connection-peg includes first perpendicular
Block, the second vertical block, horizontal block and contact ring, first vertical block connect horizontal block one end and are located at horizontal block top, and the second perpendicular connection is horizontal
The block other end is simultaneously located at horizontal block lower part；The contact ring is located at the bottom end of second vertical block and stretches out mounting hole lower part.
2. switch head assembly as described in claim 1, which is characterized in that the inserted terminal headpin includes cylindrical inserting column
With the supporting element of flat strip shaped, the supporting element connects mounting hole；There is fixed station, first vertical block is solid inside the inserting column
It is scheduled in fixed station, and fixed station is stretched out at top.
3. switch head assembly as claimed in claim 2, which is characterized in that the contact ring includes the male part of arc and is located at
The interior card division of the triangle of male part side, the contact ring are equipped with perforation, and the perforation is located at male part and interior card division
Junction.
4. the switch head as described in claims 1 or 2 or 3 assembles, which is characterized in that have in the middle part of the switch head assembled body
The fixed part of evagination, the fixed part are equipped at least two through-holes, are equipped with fastener on the through-hole.
5. switch head assembly as claimed in claim 4, which is characterized in that grafting termination point casing bottom end is fixed on switch head dress
With on the neighboring on ontology.
6. switch head assembly as claimed in claim 5, which is characterized in that the junction of the fastener and fixed part is additionally provided with
Metal washer, the metal washer side are additionally provided with and are made of metal halfpace multilayer tabs, and metal halfpace end is equipped with solid
Determine haptic element.
7. switch head assembly as claimed in claim 6, which is characterized in that the switch head assembled body is equipped with the side of evagination
Platform, the side stage are located remotely from the fixed part side of inserted terminal headpin, have multiple ladders, the metal halfpace on the side stage
Shape be adapted with the shape of side stage so that metal halfpace snugly fits on side stage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821541654.5U CN209199809U (en) | 2018-09-20 | 2018-09-20 | Switch head assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821541654.5U CN209199809U (en) | 2018-09-20 | 2018-09-20 | Switch head assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209199809U true CN209199809U (en) | 2019-08-02 |
Family
ID=67406445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821541654.5U Active CN209199809U (en) | 2018-09-20 | 2018-09-20 | Switch head assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209199809U (en) |
-
2018
- 2018-09-20 CN CN201821541654.5U patent/CN209199809U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 311425 No.1 Tushan Road, Changkou New District, Fuyang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Duobao Electronics Co.,Ltd. Address before: 311425 No.1 Tushan Road, Changkou New District, Fuyang District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU DUOBAO ELECTRONICS CO.,LTD. |