CN108198712A - A kind of manufacturing method of engine ignition switch - Google Patents
A kind of manufacturing method of engine ignition switch Download PDFInfo
- Publication number
- CN108198712A CN108198712A CN201711368472.2A CN201711368472A CN108198712A CN 108198712 A CN108198712 A CN 108198712A CN 201711368472 A CN201711368472 A CN 201711368472A CN 108198712 A CN108198712 A CN 108198712A
- Authority
- CN
- China
- Prior art keywords
- jack
- pedestal
- ignition switch
- welding
- connecting portion
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/20—Investigating the presence of flaws
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Electrochemistry (AREA)
- Manufacturing & Machinery (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Arc Welding Control (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Manufacture Of Switches (AREA)
Abstract
The invention discloses a kind of manufacturing methods of engine ignition switch, injection molding machine first will be installed to for the injection mold of forming pedestal, and be put into the reflux bar assembly of one in injection mold as inserts, reflux bar assembly includes several reflux conditions with wire connection terminal and the connecting portion being connected between reflux condition；Injection mold starts to be injection moulded at this time, and so as to obtain including tool there are one the pedestal of connection jack and the semi-finished product of reflux bar assembly being embedded in pedestal, each wire connection terminal is then in the connection jack of pedestal；Then semi-finished product are placed into the lower die of piercing die and start punching machine, the upper mold of piercing die moves down, you can welding jack is gone out in corresponding connection parts position on semi-finished product；The pin of resistance is inserted into corresponding welding jack, and the pin in welding jack is made to weld together with corresponding connecting portion and form complete finished product.The present invention can improve production efficiency, reduce cost of labor, while be conducive to improve product quality.
Description
Technical field
The present invention relates to engine ignition switch manufacturing technology field, automation is advantageously implemented more particularly, to a kind of
The manufacturing method of engine ignition switch.
Background technology
Engine ignition switch is an important component on automobile, and the structure type of existing engine ignition switch has
A variety of, the common engine ignition switch of one of which includes the pedestal of plastics, be equipped in pedestal several reflux conditions with
And resistance, pedestal have the welding jack there are one connection jack and several pins for being used to plug resistance, reflux condition to be embedded
In pedestal, one end of reflux condition is equipped with the wire connection terminal being located in connection jack, and the other end of reflux condition is equipped at least one lean on
The pad of nearly welding jack, the pin of resistance is plugged in welding jack to be spot welded with the welding of corresponding reflux condition.When complete
Into after the welding of resistance, then carry out corresponding resistive performance test and surface clean.
Such following technique manufacture of engine ignition switch generally use：First pass through injection molding process moulding plastics base
Seat, in injection molding, copper reflux condition is integrally formed as inserts on pedestal, and the pad on reflux condition
Then it is located at the welding jack side of pedestal.In pedestal injection molding, the dynamic model of injection forming mold and cover half separate first, so
Operating personnel need by hand to put several reflux conditions of very little size in injection forming mold into afterwards, then dynamic model and cover half molding
And start to be injection moulded, to obtain semi-finished product.Then the weldering of the semi-finished product pin of resistance for needing to weld being insert molded
In jointing holes, and weld together pin and the pad of corresponding reflux condition.
However above-mentioned manufacturing process is there are following defect, since the appearance and size of engine ignition switch is smaller, correspondingly,
Reflux condition as inserts is smaller, therefore, operating personnel can be caused to place the difficulty of reflux condition, and a plurality of reflux condition
Be also easy to misplace position or orientation or even the defects of leakage is put occur, so as to cause scrapping for product after molding, it is serious even
It can lead to the damage of injection forming mold.
Invention content
The purpose of the present invention is to solve the low production efficiency present in existing engine ignition switch manufacturing process,
The problem of being susceptible to waste product provides a kind of manufacturing method of engine ignition switch, can both significantly increase production efficiency, drop
Low cost of labor, while be conducive to improve the qualification rate of product.
To achieve these goals, the present invention uses following technical scheme：
A kind of manufacturing method of engine ignition switch, includes the following steps：
A. injection molding machine will be installed to for being molded the injection mold of the pedestal of engine ignition switch, by integrally formed time
Stream bar assembly is put into as inserts in dividing in the injection mold of mould state, and reflux bar assembly includes several reflux conditions and company
The connecting portion being connected between reflux condition, each reflux condition include a wire connection terminal；
B. injection mould closing and start to be injection moulded, it is therein so as to obtain including the semi-finished product of pedestal and the bar assembly that flows back
Pedestal tool is there are one connection jack, and the bar assembly that flows back is embedded in pedestal, and each wire connection terminal to flow back on bar assembly is located at pedestal
Connection jack in；
C. semi-finished product are placed into the lower die of the piercing die on punching machine；
D. start punching machine, the upper mold of piercing die moves down, and welding jack is gone out in corresponding connection parts position on semi-finished product；
E. the pin of resistance is inserted into corresponding welding jack, and the pin in welding jack is made to be welded with corresponding connecting portion
It is connected together and forms complete finished product.
In the prior art, a plurality of reflux condition in engine ignition switch is all independent element, therefore, pedestal into
During row injection molding, a plurality of reflux condition needs to be placed into injection forming mold one by one by operating personnel as inserts.And this
Invention is the reflux bar assembly that a plurality of reflux condition is linked into an integrated entity by connecting portion, in this way, entirely reflux bar assembly can pass through
The modes such as Sheet Metal Forming Technology or casting technique are integrally formed, and are placed so as to greatly simplify pedestal operating personnel in injection molding
The complexity of inserts avoids the occurrence of leakage and the product defects such as puts, is misplaced.After pedestal completes injection molding, you can inlayed
Semi-finished product embedded with reflux bar assembly, then go out welding jack, you can plug the pin of resistance, and then complete in connecting portion position
Into the welding of resistance.It is understood that we should need the position being connected parallel with one another with the pin of resistance in reflux condition
Connecting portion is installed, in this way, passing through the welding of resistance pins and connecting portion being plugged in welding jack, you can conveniently realize
The parallel connection of reflux condition and the connection with resistance pins.
Preferably, increase following steps after step e：
F. the welding quality of resistance in the product of being made into is tested with the method for measuring impedance, has then been cleaned with plasma cleaner
The surface of product is made into, is then blown with compressed air to complete finished surface, so as to obtain qualified products.
When dry joint occurs in resistance, the impedance of measurement can steeply rise, can be quickly and easily by the method for measuring impedance
Detect the welding quality of resistance.And the surface of complete finished product is cleaned by plasma cleaner, it is not only efficient and convenient, but also can remove from
The trouble of cleaning solvent is subsequently taken out present in the cleaning way of solvent.
Preferably, the connecting portion is rounded, the welding jack is concentrically located in connecting portion, and reflux condition is radially
It is connected on connecting portion.
Circular connecting portion becomes a pad in the pin of welding kesistance naturally, and after welding jack is gone out
Still reflux condition is made to keep connection status, it is advantageously ensured that connecting portion puts the connection reliability of reflux condition and resistance pins.
Preferably, the welding jack includes intermediate circular pin jack and the segmentation holes of rectangle, the segmentation
Hole be located at pin jack radially and through pin jack, so as to make the reflux condition of connecting portion both sides mutual at welding jack
It separates.
In this scheme, welding jack is superimposed by the segmentation holes of circular pin jack and rectangle to be formed, in this way,
The segmentation holes of rectangle can mutually cut the reflux condition being connected at connecting portion, so as to which a plurality of reflux condition be made to become separated
Independent component makes the semi-finished product after step d become a universal semi-finished product.Then in step e, we can root
According to engine ignition switch different size, the design requirement of model, by resistance in the welding jack for needing welding kesistance pin
Pin is inserted into circular pin jack, so as to facilitate pin and positioning.Particularly, when need set connecting portion quantity compared with
When few, we, which suitably increase, sets some connecting portions, steady so as to be conducive to make a plurality of reflux condition to connect into a shape and structure
Solid reflux bar assembly, in order in pedestal injection molding flow back bar assembly be placed into injection forming mold as inserts
It is interior.
Preferably, it is as follows to increase step in step d：One test voltage is applied to arbitrary two wire connection terminals, with
Just high pressure resistant test is carried out to each wire connection terminal.
Engine ignition switch by high pressure resistant test is conducive to avoid follow-up in actual use because of high-voltage breakdown
Caused accident.
Therefore, the present invention has the advantages that：Production efficiency can be improved, reduces cost of labor, while be conducive to carry
High yield quality.
Description of the drawings
Fig. 1 is a kind of structure diagram for being punched into the engine ignition switch semi-finished product after welding jack.
Fig. 2 is the decomposition texture schematic diagram of the engine ignition switch of greenware condition.
Fig. 3 is a kind of structure diagram for being punched into the reflux bar assembly after welding jack.
Fig. 4 is another structure diagram for being punched into the reflux bar assembly after welding jack.
In figure：1st, engine ignition switch 11, pedestal 111, connection jack 12, reflux bar assembly 121, reflux condition
122nd, wire connection terminal 123, connecting portion 124, welding jack 125, pin jack 126, segmentation holes.
Specific embodiment
The present invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
A kind of manufacturing method of engine ignition switch, as shown in Figure 1 and Figure 2, engine ignition switch 1 therein include
Pedestal 11 made of one plastics and 6 copper reflux conditions 121 being embedded in pedestal, specifically comprise the following steps：
A. injection molding machine will be installed to for being molded the injection mold of the pedestal of engine ignition switch, by integrally formed time
Stream bar assembly 12 is put into as inserts in dividing in the injection mold of mould state, and reflux bar assembly includes 6 reflux conditions and 8
A connecting portion 123 being connected between reflux condition, each reflux condition include a wire connection terminal 122；
B. injection mould closing and start to be injection moulded, it is therein so as to obtain including the semi-finished product of pedestal and the bar assembly that flows back
There are one connection jacks 111 for pedestal tool, and reflux bar assembly is embedded in pedestal, between 6 wire connection terminals to flow back on bar assembly etc.
It is located at away from ground in the connection jack of pedestal；
C. semi-finished product are placed into the lower die of the piercing die on punching machine；
D. start punching machine, the upper mold of piercing die moves down, and welding jack 124 is gone out in corresponding connection parts position on semi-finished product；
E. the pin for needing to be welded on resistance on semi-finished product is inserted into corresponding welding jack, and made in welding jack
Pin welds together with corresponding connecting portion and forms complete finished product.
It should be noted that we should need mutual according to the requirement of engine ignition switch circuit design in reflux condition
The position setting connecting portion being connected in parallel with the pin of resistance, and the quantity of resistance can be multiple.In this way, by inserting
The welding of resistance pins and connecting portion being located in welding jack, you can conveniently realize the parallel connection of reflux condition and draw with resistance
The connection of foot.Since the basic structure and operation principle of injection mold and piercing die belong to the prior art, in the present embodiment not
Do excessive description.
In order to improve the serviceability rate of complete finished product in actual use, we can increase following steps after step e：
F. the welding quality of resistance in the product of being made into is tested with the method for measuring impedance, when the impedance of measurement steeply rises, i.e.,
Prove that the resistance of welding occurs that there are dry joint phenomenons.Then the surface of complete finished product is cleaned with plasma cleaner again, is then used
Compressed air blows to complete finished surface, so as to obtain clean qualified products.
In addition, as shown in figure 3, circle can be made in connecting portion by we, and it is also round to weld jack, and concentrically
It is in circular ring shape so as to make to go out the connecting portion after welding jack, in the pin of welding kesistance certainly in circular connecting portion
So become a pad.The reflux condition of strip is radially connected on connecting portion at this time.
Alternatively, as shown in figure 4, welding jack may also comprise intermediate circular pin jack 125 and the segmentation holes of rectangle
126, the center of segmentation holes and the center of pin jack coincide, so as to make segmentation holes be located at pin jack radially and run through
Pin jack.In this way, after connecting portion goes out welding jack, the reflux condition of connecting portion both sides is separated from each other at welding jack.
Certainly, the length of the segmentation holes of rectangle should be greater than being connected to the width of the reflux condition of connecting portion both sides, make after step d
Semi-finished product become a universal semi-finished product.Then in step e, we can according to engine ignition switch different size,
Resistance pins are inserted into circular pin jack by the design requirement of model in the welding jack for needing welding kesistance pin,
So as to facilitate pin and positioning.
Finally, it is as follows can also to increase step in step d for we：Apply a test electricity to arbitrary two wire connection terminals
Pressure, it is follow-up in actual use because of high-voltage breakdown so as to be conducive to avoid to carry out high pressure resistant test to each wire connection terminal
Caused accident.
Claims (6)
1. a kind of manufacturing method of engine ignition switch, it is characterized in that, include the following steps：
A. injection molding machine will be installed to for being molded the injection mold of the pedestal of engine ignition switch, by integrally formed time
Stream bar assembly is put into as inserts in dividing in the injection mold of mould state, and reflux bar assembly includes several reflux conditions and company
The connecting portion being connected between reflux condition, each reflux condition include a wire connection terminal；
B. injection mould closing and start to be injection moulded, it is therein so as to obtain including the semi-finished product of pedestal and the bar assembly that flows back
Pedestal tool is there are one connection jack, and the bar assembly that flows back is embedded in pedestal, and each wire connection terminal to flow back on bar assembly is located at pedestal
Connection jack in；
C. semi-finished product are placed into the lower die of the piercing die on punching machine；
D. start punching machine, the upper mold of piercing die moves down, and welding jack is gone out in corresponding connection parts position on semi-finished product；
E. the pin of resistance is inserted into corresponding welding jack, and the pin in welding jack is made to be welded with corresponding connecting portion
It is connected together and forms complete finished product.
2. a kind of manufacturing method of engine ignition switch according to claim 1, it is characterized in that, increase after step e
Following steps：
F. the welding quality of resistance in the product of being made into is tested with the method for measuring impedance, has then been cleaned with plasma cleaner
The surface of product is made into, is then blown with compressed air to complete finished surface, so as to obtain qualified products.
3. a kind of manufacturing method of engine ignition switch according to claim 1, it is characterized in that, the connecting portion is in circle
Shape, the welding jack are concentrically located in connecting portion, and reflux condition is radially connected on connecting portion.
4. a kind of manufacturing method of engine ignition switch according to claim 1, it is characterized in that, the welding jack packet
Include intermediate circular pin jack and the segmentation holes of rectangle, the segmentation holes be located at pin jack radially and run through and draw
Foot jack, so as to which the reflux condition for making connecting portion both sides is separated from each other at welding jack.
5. a kind of manufacturing method of engine ignition switch according to claim 1, it is characterized in that, increase in step d
Step is as follows：One test voltage is applied to arbitrary two wire connection terminals, to carry out high pressure resistant test to each wire connection terminal.
6. a kind of manufacturing method of engine ignition switch according to claim 1, it is characterized in that, the punching machine includes one
A workbench and the movable terminal moving up and down above workbench, the upper mold of the piercing die is mounted on can
On mobile terminal, rotatable punching turntable is equipped on workbench, the lower die quantity of the piercing die is two, two lower dies
It is installed on punching turntable, and two lower dies are uniformly distributed on the circumferencial direction of punching turntable, there are one put lower die tool
Discharge position and a punching position, when lower die is in punching position, the lower die is corresponding with the upper mold position of top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711368472.2A CN108198712B (en) | 2017-12-18 | 2017-12-18 | A kind of manufacturing method of engine ignition switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711368472.2A CN108198712B (en) | 2017-12-18 | 2017-12-18 | A kind of manufacturing method of engine ignition switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108198712A true CN108198712A (en) | 2018-06-22 |
| CN108198712B CN108198712B (en) | 2019-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711368472.2A Active CN108198712B (en) | 2017-12-18 | 2017-12-18 | A kind of manufacturing method of engine ignition switch |
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| Country | Link |
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| CN (1) | CN108198712B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109676859A (en) * | 2018-12-14 | 2019-04-26 | 绿品科技（苏州）有限公司 | Engine matrix handware shell injection mold and processing technology |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3531611A (en) * | 1969-01-29 | 1970-09-29 | United Carr Inc | Ignition buzzer switch subassembly |
| US5172302A (en) * | 1990-09-28 | 1992-12-15 | Mitsubishi Denki K.K. | Ignition coil unit for an internal combustion engine |
| US5596180A (en) * | 1995-04-03 | 1997-01-21 | Itt Automotive, Inc. | Ignition switch with electrically conductive leaf spring members and rotary cam operator |
| CN103358477A (en) * | 2013-08-03 | 2013-10-23 | 昆山市浩坤机械有限公司 | Mould for upper cover of ignition switch |
| CN103358482A (en) * | 2013-08-03 | 2013-10-23 | 昆山市浩坤机械有限公司 | Mould for upper cover of ignition switch |
-
2017
- 2017-12-18 CN CN201711368472.2A patent/CN108198712B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3531611A (en) * | 1969-01-29 | 1970-09-29 | United Carr Inc | Ignition buzzer switch subassembly |
| US5172302A (en) * | 1990-09-28 | 1992-12-15 | Mitsubishi Denki K.K. | Ignition coil unit for an internal combustion engine |
| US5596180A (en) * | 1995-04-03 | 1997-01-21 | Itt Automotive, Inc. | Ignition switch with electrically conductive leaf spring members and rotary cam operator |
| CN103358477A (en) * | 2013-08-03 | 2013-10-23 | 昆山市浩坤机械有限公司 | Mould for upper cover of ignition switch |
| CN103358482A (en) * | 2013-08-03 | 2013-10-23 | 昆山市浩坤机械有限公司 | Mould for upper cover of ignition switch |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109676859A (en) * | 2018-12-14 | 2019-04-26 | 绿品科技（苏州）有限公司 | Engine matrix handware shell injection mold and processing technology |
| CN109676859B (en) * | 2018-12-14 | 2021-03-19 | 绿品科技（苏州）有限公司 | Engine base body hardware shell injection mold and machining process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108198712B (en) | 2019-06-14 |
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