CN109148223A - Switch head assembly and preparation method thereof - Google Patents
Switch head assembly and preparation method thereof Download PDFInfo
- Publication number
- CN109148223A CN109148223A CN201811102278.4A CN201811102278A CN109148223A CN 109148223 A CN109148223 A CN 109148223A CN 201811102278 A CN201811102278 A CN 201811102278A CN 109148223 A CN109148223 A CN 109148223A
- Authority
- CN
- China
- Prior art keywords
- switch head
- fixed
- head assembly
- headpin
- metal
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/14—Terminal arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H49/00—Apparatus or processes specially adapted to the manufacture of relays or parts thereof
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Switches (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
A kind of switch head assembly provided by the invention, 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 present invention 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 present invention relates to field of automobile parts and components, and in particular to a kind of switch head assembly and preparation method thereof.
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.
Summary of the invention
(1) technical problems to be solved
The object of the present invention is to provide a kind of assembly of switch head, solves existing switch head and assemble its connection-peg and be easy to appear visitor
Family end socket is reversely released when being inserted into, and loses the defect of conducting function.
Another object of the present invention is to provide for a kind of switch head assembly production method, solves due to metalwork and modeling
Materials and parts expand with heat and contract with cold inconsistent, produce the defect that product size precision obtained is difficult to ensure.
(2) technical solution
In order to solve the above technical problem, the present invention provides a kind of switch head assembly, comprising: switch head assembled body, grafting
Head and inserted terminal headpin, the switch head assembled body are equipped with mounting hole, and inserted terminal headpin bottom end is fixed on switch head
In 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 present invention is fixed in inserted terminal headpin by injection molding, socket plug structure can be made complicated, structural strength
Height is avoided and is reversely released when being easy to appear ClientSocket insertion, and loses conducting function.
Preferably, the patch piece 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 present invention uses the first vertical block, the second vertical block, horizontal block
With the connection-peg of contact ring composition, the structure of horizontal block and its bending is further avoided with the impact force on stronger resisting longitudinal
It is reversely released when being easy to appear ClientSocket insertion, and loses 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 inner hole is located at the junction of male part and interior card division.Such contact ring structure, in
Card division can be goed deep into supporting element, and bond strength is enhanced, 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, obtain the first contact metal bracket processing that there is contact ring and be bent
Part；
2) the first good contact metal bracket workpiece of punching press is molded in injection mold, switch head assembly is made；Its
In, 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 °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,
4th section of temperature is 265 ± 5 DEG C, and the 5th section of temperature is 260 ± 10 DEG C；Pressure maintaining, the pressure of first segment pressure maintaining are carried out in injection moulding process
Power is 50 ± 5Bar, 20 ± 2mm/s of speed, and 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 injection
Pressure 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 present invention is by improving injection step, by rising again in first segment, second segment and third section using first heating up to cool down afterwards
The injection operation of temperature, and cooperate the improvement of first segment and the second dwell pressure, speed and time adjustment and injection process (gradually
Increase injection pressure and speed), heat expansion bring deviation (the quick injection of metal and plastic part is reduced after multistage is handled
Will use metal temperature and rapidly rise and locally strain), and using gradually cooling down, reduce the variation of shrinkage, avoids gold
Belong to part and plastic part to expand with heat and contract with cold inconsistent bring dimensional discrepancy, ensure that product size precision, solve existing technology
It cannot coordinate the defect of metalwork Yu plastic part injection moulding process.
(3) beneficial effect
A kind of switch head assembly provided by the invention, has the advantage that
1, in a first aspect, the present invention is fixed in inserted terminal headpin by injection molding, socket plug structure can be made complicated, knot
Structure intensity is high, avoids and reversely releases when being easy to appear ClientSocket insertion, and loses conducting function.
2, with reference to first aspect, the connection-peg that the present invention is formed using the first vertical block, the second vertical block, horizontal block and contact ring,
Its horizontal block and its structure of bending further avoid with the impact force on stronger resisting longitudinal and are easy to appear ClientSocket
It is reversely released when 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 embodiment of the present invention 1；
Fig. 2 is the switch head assembly socket plug structure schematic diagram of the embodiment of the present invention 1；
Fig. 3 is the D-D the schematic diagram of the section structure of Fig. 1 of the switch head assembly of the embodiment of the present invention 1；
Fig. 4 is the switch head assembly bottom surface structure schematic diagram of the embodiment of the present invention 1.
1, switch head assembled body；2, inserted terminal headpin；3, mounting hole；4, inserting column；5, the supporting element of flat strip shaped；6, solid
Determine platform；7, the 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, solid
Determine portion；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 embodiments of the present invention will be described in further detail.Following instance
For illustrating the present invention, but it is not intended to limit the scope of the invention.
Embodiment 1:
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of switch head assembly provided by the invention, comprising: switch head assembled body 1 is inserted
Connector 21 and inserted terminal headpin 2, the switch head assembled body are equipped with mounting hole 3, 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.The inserted terminal headpin includes the supporting element 5 of cylindrical inserting column 4 and flat strip shaped, the supporting element connection installation
Hole；There is fixed station 6, first vertical block is fixed in fixed station, and fixed station is stretched out at top inside the inserting column.
The patch piece 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 inner hole 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 embodiment of the present invention is implemented, connector assembly is inserted into inserted terminal headpin, bolt is fixedly connected with connector assembly, and
Fixed haptic element connects power supply line zero curve.
Embodiment 2:
A kind of switch head assembly provided by the invention, 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.
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, obtain the first contact metal bracket processing that there is contact ring and be bent
Part；
2) the first good contact metal bracket workpiece of punching press is molded in injection mold, switch head assembly is made；Its
In, 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 °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,
4th section of temperature is 265 ± 5 DEG C, and the 5th section of temperature is 260 ± 10 DEG C；Pressure maintaining, the pressure of first segment pressure maintaining are carried out in injection moulding process
Power is 50 ± 5Bar, 20 ± 2mm/s of speed, and 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 injection
Pressure is 50 ± 5Bar, 25 ± 5mm/s of injection speed.
The various embodiments described above are merely to illustrate the present invention, wherein the structure of each component, connection type etc. are all can be
Variation, all equivalents and improvement carried out based on the technical solution of the present invention should not be excluded of the invention
Except protection scope.
Claims (9)
1. a kind of switch head assembly characterized by comprising switch head assembled body, connection-peg and inserted terminal headpin, it is described
Switch head assembled body is equipped with mounting hole, and inserted terminal headpin bottom end is fixed in switch head assembled body, the grafting
Head top is fixed in inserted terminal headpin through injection molding, and the connection-peg lower part is protruded into mounting hole.
2. switch head as described in claim 1 assembly, which is characterized in that the patch piece include the first vertical 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, the second perpendicular connection horizontal block other end and position
In horizontal block lower part；The contact ring is located at the bottom end of second vertical block and stretches out mounting hole lower part.
3. switch head assembly as claimed in claim 2, 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.
4. switch head assembly as claimed in claim 3, 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 inner hole is located at male part and interior card division
Junction.
5. switch head as claimed in claim 1 or 2 or 3 or 4 assembles, which is characterized in that in the middle part of the switch head assembled body
Fixed part with evagination, the fixed part are equipped at least two through-holes, fastener are housed on the through-hole.
6. switch head assembly as claimed in claim 5, which is characterized in that grafting termination point casing bottom end is fixed on switch head dress
With on the neighboring on ontology.
7. switch head assembly as claimed in claim 6, 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.
8. switch head assembly as claimed in claim 7, 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.
9. a kind of switch head assembly production method, for making the switch as described in claim 1 to 9 any one claim
Head assembly, which comprises the following steps:
1) connection-peg prefabricated component is blanking punched, obtain the first contact metal bracket processing that there is contact ring and be bent
Part；
2) the first good contact metal bracket workpiece of punching press is molded in injection mold, switch head assembly is made；Its
In, 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 °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,
4th section of temperature is 265 ± 5 DEG C, and the 5th section of temperature is 260 ± 10 DEG C；Pressure maintaining, the pressure of first segment pressure maintaining are carried out in injection moulding process
Power is 50 ± 5Bar, 20 ± 2mm/s of speed, and 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 injection
Pressure is 50 ± 5Bar, 25 ± 5mm/s of injection speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811102278.4A CN109148223B (en) | 2018-09-20 | 2018-09-20 | Switch head assembly and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811102278.4A CN109148223B (en) | 2018-09-20 | 2018-09-20 | Switch head assembly and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109148223A true CN109148223A (en) | 2019-01-04 |
| CN109148223B CN109148223B (en) | 2019-11-26 |
Family
ID=64815495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811102278.4A Active CN109148223B (en) | 2018-09-20 | 2018-09-20 | Switch head assembly and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109148223B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004355927A (en) * | 2003-05-28 | 2004-12-16 | Fuji Electric Holdings Co Ltd | Electromagnetic contactor and its assembly jig |
| CN201804739U (en) * | 2010-05-18 | 2011-04-20 | 贵州华昌汽车电器有限公司 | Component structure of vehicle power switch |
| CN106449280A (en) * | 2016-11-21 | 2017-02-22 | 宁波金海电子有限公司 | Small-size electromagnetic relay |
-
2018
- 2018-09-20 CN CN201811102278.4A patent/CN109148223B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004355927A (en) * | 2003-05-28 | 2004-12-16 | Fuji Electric Holdings Co Ltd | Electromagnetic contactor and its assembly jig |
| CN201804739U (en) * | 2010-05-18 | 2011-04-20 | 贵州华昌汽车电器有限公司 | Component structure of vehicle power switch |
| CN106449280A (en) * | 2016-11-21 | 2017-02-22 | 宁波金海电子有限公司 | Small-size electromagnetic relay |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109148223B (en) | 2019-11-26 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| 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. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Assembly and manufacturing method of switch head Effective date of registration: 20230628 Granted publication date: 20191126 Pledgee: Agricultural Bank of China Limited Hangzhou Fuyang Branch Pledgor: Hangzhou Duobao Electronics Co.,Ltd. Registration number: Y2023980045931 |