CN206953439U - A kind of precise injection mould of signal testing pin support plate - Google Patents
A kind of precise injection mould of signal testing pin support plate Download PDFInfo
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- CN206953439U CN206953439U CN201720702057.5U CN201720702057U CN206953439U CN 206953439 U CN206953439 U CN 206953439U CN 201720702057 U CN201720702057 U CN 201720702057U CN 206953439 U CN206953439 U CN 206953439U
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- support plate
- pin support
- pin
- needle
- dynamic model
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Abstract
The application belongs to signal-testing apparatus technical field, and in particular to a kind of precise injection mould of signal testing pin support plate；The precise injection mould of the signal testing pin support plate includes cover half part and dynamic model part；Cover half part includes needle plate under needle plate on cover half part and cover half part；Pin hole die is provided with cover half part on needle plate, pin hole die includes pin hole die body and some needle being fastened on pin hole die body；Dynamic model part includes needle plate under needle plate in dynamic model part and dynamic model part；Pin support plate die is provided with dynamic model part on needle plate, pin support plate die includes pin support plate die body and the pin support plate forming cavity being arranged on pin support plate die body；The mold cavity of the pin hole moulding by casting on pin support plate and pin support plate can be formed when cover half part and dynamic model part matched moulds.The precise injection mould for the signal testing pin support plate that the application provides, simplifies production technology, reduces production cost, improve Product Precision, filled up the market vacancy.
Description
Technical field
The application belongs to signal-testing apparatus technical field, and in particular to a kind of precise injection molding mould of signal testing pin support plate
Tool.
Background technology
Needle plate (or pin support plate) and support plate are generally comprised in circuit board signal test equipment, needle plate is used for fixed test and visited
Pin, support plate are used for the circuit board that fixed needs are tested.The workpiece such as circuit board of mobile phone or PC circuit boards that needs are tested are fixed
Onto support plate, then start test equipment, pin support plate can navigate under the drive of drive device close to support plate and by probe
In test point, after the completion of to be tested, then by drive device drive needle plate leave support plate.Due to being used to fix probe on pin support plate
Pin hole is than comparatively dense, and the diameter of pin hole is smaller, typically takes substrate injection and pin hole machining only mutually in the prior art
Vertical work pattern enters the production of hand-manipulating of needle support plate：The injection molding of pin support plate substrate is first realized with injection machine and injection mold, then
The pin hole on pin support plate is processed using CNC machine.Complex procedures, production cost height and production effect be present in existing processing technology
The problem of rate is low.
Utility model content
In view of the above-mentioned problems, main purpose of the present utility model is to provide a kind of precise injection molding mould of signal testing pin support plate
Tool, the precise injection mould can increase substantially pin support plate by realizing the integrated molding of pin support plate substrate and pin hole
Production efficiency, improve the precision of signal-testing apparatus, improve the reliability of test result.
The utility model is to realize the solution that its technique effect provides：
A kind of precise injection mould of signal testing pin support plate, including cover half part and dynamic model part, it is characterised in that：It is fixed
Mould part includes needle plate under needle plate on cover half part and cover half part；The pin on pin support plate is provided with cover half part on needle plate
The pin hole die of hole moulding by casting, pin hole die include pin hole die body and some be fastened on pin hole die body
Needle；It is fastenedly connected on cover half part under needle plate and cover half part between needle plate；Dynamic model part include dynamic model part on needle plate and
Needle plate under dynamic model part；The pin support plate die for pin support plate moulding by casting, pin support plate mould are provided with dynamic model part on needle plate
Benevolence includes pin support plate die body and the pin support plate forming cavity being arranged on pin support plate die body；In dynamic model part needle plate and
It is fastenedly connected under dynamic model part between needle plate；It can be formed when cover half part and dynamic model part matched moulds for pin support plate and pin load
The mold cavity of pin hole moulding by casting on plate.
Further, in the precise injection mould that the application provides, at least two are provided with dynamic model part on needle plate
Pin support plate die, each pin support plate die can form a pin support plate forming cavity；It is provided with cover half part on needle plate and pin
The one-to-one pin hole die of support plate die；Preferably, it is different to may be respectively used for production at least two pins support plate die
The pin support plate of specification and different model.
Further, in the precise injection mould that the application provides, the diameter D of needle meets D≤0.3mm；Preferably,
The diameter D=0.15mm or D=0.20mm or D=0.30mm of needle.
Further, in the precise injection mould that the application provides, the needle gage L between some needle1Meet L1≤
0.5mm；Line-spacing L between some needle2Meet L2≤1.2mm；Preferably, needle gage L1=0.35mm, line-spacing L2=
0.8mm。
Further, in the precise injection mould that the application provides, the precise injection mould of signal testing pin support plate is also
Including cover half part mould bases and dynamic model part mould bases；Cover half part mould bases is used to cover half being fixed to injection machine fixed base plate
On, dynamic model part mould bases is used to dynamic model part being fixed to injection machine movable base plate.
Further, in the precise injection mould that the application provides, dynamic model part also includes ejector retainner plate, and ejector retainner plate includes
Thimble panel and Ejector Retainer Plate；Some thimbles for eject pin support plate finished product are provided with ejector retainner plate；Preferably, thimble
Ejection point is evenly distributed on pin support plate around pin hole region.
The utility model beneficial technique effect compared with prior art：
1st, the application realizes being integrally formed for pin support plate substrate and pin hole using micropore precise injection mould, has filled up market
Blank, production technology is simplified, reduce production cost, improve production efficiency.
2nd, because pin support plate substrate material easily deforms or be limited to CNC machine in itself in CNC process
Precision and the accuracy fixed of substrate, conventional needle support plate production technology be possible to produce hole position skew or precision up to not
To the problem of requirement；When test point than comparatively dense, the line-spacing of pin hole and pitch-row it is less in the case of, and for processing and carrying
In the case that the position of pin hole expects that thickness is relatively thin, this problem is especially serious.In addition, the processing of pin hole is completed using CNC, pin hole
The scratch or line shape burr of cutter are can also leave on inwall, is unfavorable for testing the assembling of probe in subsequent job.Use this Shen
The precise injection mould that please be provided realizes the integrated molding of pin support plate substrate and pin hole, it is convenient to omit the CNC in existing process
Drilling operating, the production technology of pin support plate is greatly simplified, improve the production efficiency of pin support plate, reduce the production cost of pin support plate.
Due to simplifying production technology, the technical scheme that the application provides can also avoid in traditional handicraft by CNC drilling operatings completely
All technical problems brought, hence it is evident that improve the machining accuracy of pin support plate, improve the stability of signal-testing apparatus.Also, by
Preferable, the pin support plate that the precise injection mould provided using the application is process in the uniformity of mould processing, will not be because of material
The plasticity or elastic deformation of material and cause hole position offset or size do not reach requirement, the physical dimension and location dimension of pin hole are more
It is accurate reliable, cutter scratch or screw thread burr will not be also produced in pin hole, is advantageous to assembling and the producing line of follow-up test probe
Standardized work.
3rd, a part of chip material can be produced using CNC drillings, this part chip material is miscible in coolant, it is difficult to recovery profit
With on the one hand wasting material, cause environmental pollution, on the other hand can also bring difficulty to recycling for coolant.Using
The precise injection mould that the application provides carries out the intensive production of signal testing pin support plate, can not only realize pin support plate substrate
With the integrated molding of pin hole, CNC drilling operatings are omitted, the prior art problem brought by CNC drilling operatings is avoided, may be used also
To save the turnaround time between process, turnover input is reduced, reduces material waste, promotes environmental protection.
4th, pin support plate precise injection mould is formed using the corrosion-resistant pin hole die of high-strength high temperature-resistant and pin support plate die, can
With the change of flexible adaptation product specification and model, flexible production is realized.
To make the technical solution of the utility model and technique effect clearer, clear and definite, below in conjunction with Figure of description and
Precise injection mould disclosed in the utility model is described in detail embodiment.
Brief description of the drawings
Fig. 1：In the application preferred embodiment on cover half part needle plate structural representation.
Fig. 2：In the application preferred embodiment under cover half part needle plate structural representation.
Fig. 3：In the application preferred embodiment in dynamic model part needle plate structural representation.
Fig. 4：In the application preferred embodiment under dynamic model part needle plate structural representation.
Identifier declaration：
10- cover half part, 20- dynamic model parts；
Needle plate on 110- cover half part, needle plate under 120- cover half part, pin hole die on 130- cover half part；
Needle plate in 210- dynamic model parts, needle plate under 220- dynamic model parts, pin support plate die in 230- dynamic model parts.
Embodiment
Refer to Fig. 1-Fig. 4, disclosed in the application preferred embodiment it is a kind of be used to producing pin support plate there is " a mould six
The precise injection mould of cave " structure, open mold of the precise injection mould can produce three kinds totally six there are different knots
The pin support plate of structure and specification, production cycle are about 30 seconds.
Fig. 1 and Fig. 2 are referred to, the cover half part 10 of the mould includes needle plate under needle plate 110, cover half part on cover half part
120 and cover half part mould bases (not shown)；Cover half part mould bases includes cover half part backplane, and cover half part backplane is used for will
Cover half part 10 is fixed on the fixed base plate of injection machine, various mould structures of the prior art be can be used to form the application and is carried
The cover half part mould bases of the precise injection mould of confession.On cover half part spiral shell is used under needle plate 110 and cover half part between needle plate 120
The fasteners such as silk are established and are fixedly connected, and are provided with three kinds on cover half part on needle plate 110 and totally six are served only for pin hole on pin support plate and pour
The pin hole die 130 of injection forming, pin hole die 130 include pin hole die body and are fastened on some on pin hole die body
Root needle or pin, according to pin support plate specification and the difference of model, three kinds of pin hole dies 130 have following size and knot respectively
Structure：
Pin hole die I：Pin diameter D=0.15mm, pin needle gage L1=0.35mm (in addition to four, edge pin, remaining
The distance between pin central point), pin line-spacing L2=0.80mm (the distance between pin central point in adjacent rows)；
Pin hole die II：Pin diameter D=0.30mm, pin needle gage L1=0.35mm (in addition to four, edge pin), edge
Pin line-spacing L2=0.80mm；
Pin hole die III：Pin diameter D=0.20mm, pin needle gage L1=0.35mm (in addition to four, edge pin), edge
Pin line-spacing L2=0.80mm.
Fig. 3 and Fig. 4 are referred to, the dynamic model part 20 of the mould includes needle plate under needle plate 210, dynamic model part in dynamic model part
220 and dynamic model part mould bases (not shown)；Dynamic model part mould bases includes dynamic model part bottom plate, angle bar and ejector retainner plate, thimble
Plate includes Ejector Retainer Plate and thimble panel；Some thimbles for eject pin support plate finished product, Ruo Gangen are provided with ejector retainner plate
The ejection point of thimble is evenly distributed on pin support plate around pin hole region；Dynamic model part bottom plate is used to fix dynamic model part 20
Onto the movable base plate of injection machine, various mould structures of the prior art can be used to form the precise injection molding mould of the application offer
The dynamic model part mould bases of tool.Pass through the fasteners such as screw in dynamic model part under needle plate 210 and dynamic model part between needle plate 220 to establish
It is fixedly connected, is provided with three kinds of totally six pin support plate dies for being served only for pin support plate moulding by casting in dynamic model part on needle plate 210
230, pin support plate die 230 includes pin support plate die body and the pin support plate forming cavity being arranged on pin support plate die body；
According to pin support plate specification and the difference of model, three kinds of pin support plate dies 230 have different structure snd size respectively；Pin support plate mould
The model and specification of benevolence 230 are corresponding one by one with the model and specification of pin hole die 130 respectively, during matched moulds, pin support plate die 230
It can be worked in coordination with pin hole die 130 and form the complete molding cavity of respective needle support plate.
Production process describes：Cover half part 10 is fixed on the fixed base plate of injection machine, dynamic model part 20 is fixed to
On the movable base plate of injection machine；Feeding, melten gel, matched moulds, injection, pressurize, cool down, die sinking, go to the mouth of a river, you can obtain size essence
Pin support plate finished product accurate, uniformity is fabulous.
Due to the integrated molding of pin support plate substrate and pin hole can be realized by micropore precise injection mould, tradition is omitted
CNC drilling operatings in technique, the application simplify production technology, reduce production cost, improve production efficiency, fill up
The market vacancy.Also, pin support plate precise injection molding is formed using the corrosion resistant pin hole die of high-strength high temperature-resistant and pin support plate die
Mould, flexible production can be realized with the change of flexible adaptation product specification and model.In addition, the precision provided using the application
Injection mold carries out the intensive production of signal testing pin support plate, can not only realize the one chemical conversion of pin support plate substrate and pin hole
Type, CNC drilling operatings are omitted, avoid many technical problems brought by CNC drilling operatings, the week that can also be saved between process
Turn the time, reduce turnover input, reduce material waste, promote environmental protection.
Preferred embodiment of the present utility model is elaborated above in association with Figure of description, it should explanation
It is that the scope of protection of the utility model includes but is not limited to above-described embodiment；Concrete structure disclosed in Figure of description is also only
It is preferred embodiment of the present utility model；The technical staff in the field can also develop other embodiment on this basis,
Any simple deformation or equivalent substitution for not departing from the utility model innovative idea, is covered by the utility model, belongs to this reality
With new protection domain.
Claims (10)
1. a kind of precise injection mould of signal testing pin support plate, including cover half part (10) and dynamic model part (20), its feature
It is：
The cover half part (10) includes needle plate (120) under needle plate (110) on cover half part and cover half part；The cover half part
The pin hole die (130) of the pin hole moulding by casting on pin support plate, the pin hole die (130) are provided with upper needle plate (110)
Including pin hole die body and some needle being fastened on the pin hole die body；Needle plate on the cover half part
(110) and under the cover half part it is fastenedly connected between needle plate (120)；
The dynamic model part (20) includes needle plate (220) under needle plate (210) in dynamic model part and dynamic model part；The dynamic model part
The pin support plate die (230) for pin support plate moulding by casting, pin support plate die (230) bag are provided with upper needle plate (210)
Include pin support plate die body and the pin support plate forming cavity being arranged on the pin support plate die body；Pin in the dynamic model part
It is fastenedly connected under plate (210) and the dynamic model part between needle plate (220)；
The pin on pin support plate and pin support plate can be formed when the cover half part (10) and the dynamic model part (20) matched moulds
The mold cavity of hole moulding by casting.
2. the precise injection mould of signal testing pin support plate according to claim 1, it is characterised in that：The dynamic model part
At least two pin support plate dies (230) are provided with upper needle plate (210), each pin support plate die (230) can form one
The individual pin support plate forming cavity；It is provided with the cover half part on needle plate (110) and a pair of the pin support plate die (230) 1
The pin hole die (130) answered.
3. the precise injection mould of signal testing pin support plate according to claim 2, it is characterised in that：Described at least two
Pin support plate die (230) and pin hole die (130) corresponding thereto may be respectively used for producing different size and different model
Pin support plate.
4. the precise injection mould of signal testing pin support plate according to claim 1, it is characterised in that：The needle it is straight
Footpath D meets D≤0.3mm.
5. the precise injection mould of signal testing pin support plate according to claim 4, it is characterised in that：The needle it is straight
Footpath D=0.15mm or D=0.20mm or D=0.30mm.
6. the precise injection mould of signal testing pin support plate according to claim 1, it is characterised in that：Some pins
Needle gage L between part1Meet L1≤0.5mm；Line-spacing L between some needle2Meet L2≤1.2mm.
7. the precise injection mould of signal testing pin support plate according to claim 6, it is characterised in that：The needle gage L1=
0.35mm, the line-spacing L2=0.8mm.
8. the precise injection mould of the signal testing pin support plate according to any one of claim 1-7 claim, it is special
Sign is：The precise injection mould of the signal testing pin support plate also includes cover half part mould bases and dynamic model part mould bases；It is described
Cover half part mould bases is used to the cover half part (10) being fixed to injection machine fixed base plate, and the dynamic model part mould bases is used for
The dynamic model part (20) is fixed on injection machine movable base plate.
9. the precise injection mould of the signal testing pin support plate according to any one of claim 1-7 claim, it is special
Sign is：The dynamic model part (20) also includes ejector retainner plate, and the ejector retainner plate includes thimble panel and Ejector Retainer Plate；The thimble
Some thimbles for eject pin support plate finished product are provided with plate.
10. the precise injection mould of signal testing pin support plate according to claim 9, it is characterised in that：The thimble
Ejection point is evenly distributed on the pin support plate around pin hole region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720702057.5U CN206953439U (en) | 2017-06-15 | 2017-06-15 | A kind of precise injection mould of signal testing pin support plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720702057.5U CN206953439U (en) | 2017-06-15 | 2017-06-15 | A kind of precise injection mould of signal testing pin support plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206953439U true CN206953439U (en) | 2018-02-02 |
Family
ID=61380168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720702057.5U Active CN206953439U (en) | 2017-06-15 | 2017-06-15 | A kind of precise injection mould of signal testing pin support plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206953439U (en) |
-
2017
- 2017-06-15 CN CN201720702057.5U patent/CN206953439U/en active Active
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