CN203792588U - Clamping and positioning mechanism for connector terminal - Google Patents
Clamping and positioning mechanism for connector terminal Download PDFInfo
- Publication number
- CN203792588U CN203792588U CN201420167808.4U CN201420167808U CN203792588U CN 203792588 U CN203792588 U CN 203792588U CN 201420167808 U CN201420167808 U CN 201420167808U CN 203792588 U CN203792588 U CN 203792588U
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- Prior art keywords
- jig arm
- positioning mechanism
- guiding piece
- clamping
- end fitting
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- Expired - Lifetime
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- 230000007246 mechanism Effects 0.000 title claims abstract description 31
- 238000002347 injection Methods 0.000 claims abstract description 16
- 239000007924 injection Substances 0.000 claims abstract description 16
- 238000001746 injection moulding Methods 0.000 claims abstract description 13
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000000088 plastic resin Substances 0.000 abstract description 3
- 230000035515 penetration Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 7
- 230000008859 change Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides a clamping and positioning mechanism for a connector terminal, which is suitable for internal injection molding of an injection molding mold. The clamping and positioning mechanism comprises a housing, a guide piece and a clamp, wherein the guide piece is arranged in the housing by penetration and can slide forward and backward; the clamp is connected with the guide piece and used for clamping the terminal, and comprises a first clamping arm and a second clamping arm which rotate relatively, the second clamping arm is arranged above the first clamping arm, when the clamp moves backward, the upper surface of the second clamping arm is in joint with the inner wall of the housing, the second clamping arm rotates to the first clamping arm and the second clamping arm and the first clamping arm finally form a clamping state. The clamping and positioning mechanism provided by the utility model can completely clamp terminals to be processed, positions the terminals, prevent displacement during injection molding of the injection mold when being subject to impact of molten plastic resin, and improve the production quality of connector plugs.
Description
Technical field
The utility model relates to connector plug production field, particularly relates to a kind of clamping positioning mechanism of the connector end fitting using when injection moulding in-mould injection.
Background technology
Automobile sensor wire harness is when producing, need to be by termination case and conductor compression jointing injection encapsulated then, formation connector plug (or socket) after injection encapsulated completes, due to product structure difference, connector core number is different, and the quantity of its use side fitting is also different.Making the height of the several termination cases in these connectors keep good uniformity is a difficult problem, this is because metal end-fittings only depends on the core on mould to fix in mould of plastics, fixing by termination case is directly inserted in core, and without other auxiliary bodies, termination case is securely fixed in core.When producing, termination case is vulnerable to the impact of molten plastic resin in mould of plastics, can produce abnormal displacement, makes the height dimension of each termination case in the product after injection mo(u)lding inconsistent, therefore can not meet customer requirement, the quality problems that cause are therefrom difficult to solve.According to statistics, the disqualification rate causing therefrom reaches 4～5%, has not only increased the manufacturing cost of product, has also increased the quality cost of product, has affected the economic benefit of company.
Therefore, need a kind of auxiliary positioner to guarantee that termination case locates motionlessly in mould of plastics, guarantee the quality of production of product.
Utility model content
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of clamping positioning mechanism of connector end fitting, be used for solving the easy mobile displacement of prior art termination case in injection mould injection moulding process, make the underproof problem of product quality of producing.
For achieving the above object and other relevant objects, the utility model provides a kind of clamping positioning mechanism of connector end fitting, be applicable to when injection moulding in-mould injection, it comprises shell, wear in the enclosure can before and after the guiding piece that slides, and be connected for the fixture of bare terminal end fitting with described guiding piece, described guiding piece is provided with connecting hole, described fixture comprises the first jig arm and the second jig arm in relative rotation, the second jig arm is placed in the first jig arm top, when described fixture moves backward, the upper surface of the second jig arm and outer casing inner wall fit the second jig arm are rotated to the first jig arm, final the second jig arm and the first jig arm form clamped condition.
Preferably, described the first jig arm is embedded on described guiding piece, and described the second jig arm below is provided with the protruding axle that rotates use as the second jig arm, and described protruding axle is embedded in the groove on described guiding piece.
Preferably, the upper left quarter of described the second jig arm front end is provided with the first inclined-plane, and the inwall of described shell is provided with the second inclined-plane that coordinates guiding with described the first inclined-plane.
Preferably, the front end of described guiding piece is provided with the guiding groove that the described termination case of a plurality of confessions inserts.
Preferably, on described guiding piece and be provided with the limited block of a horizontally set above described the first jig arm.
Preferably, the front end of described the first jig arm has the terrace with edge raising up.
Preferably, the elasticity jig arm of described the first jig arm for being made by spring steel.
Preferably, a side of described guiding piece is provided with a cave, location, on described shell, in the side towards cave, described location, is equipped with an alignment pin.
Preferably, described guiding piece is provided with a strip hole, and described shell is provided with limited post, and described limited post is located in described strip hole.
As mentioned above, the clamping positioning mechanism of connector end fitting of the present utility model, there is following beneficial effect: adopt this clamping positioning mechanism that termination case to be processed is all clamped, realized the location to termination case, in injection mould, avoid the impact of molten plastic resin and be subjected to displacement during injection moulding, guarantee the coherence request of multi-core connector termination case size height, improved the quality of production of connector plug.
Accompanying drawing explanation
Fig. 1 is shown as the clamping positioning mechanism schematic diagram of connector end fitting of the present utility model.
Fig. 2 is shown as the local enlarged diagram of the clamping positioning mechanism of connector end fitting of the present utility model.
Fig. 3 is shown as the view that termination case inserts clamping positioning mechanism of the present utility model.
Fig. 4 is shown as the view that clamping positioning mechanism of the present utility model clamps termination case.
Element numbers explanation
1 termination case
2 first jig arm
21 terrace with edges
3 limited blocks
4 rotating shafts
5 second jig arm
51 protruding axles
52 first inclined-planes
6 shells
7 cave, location
8 alignment pins
9 guiding pieces
91 strip holes
92 guiding grooves
10 limited posts
The specific embodiment
By particular specific embodiment, embodiment of the present utility model is described below, person skilled in the art scholar can understand other advantages of the present utility model and effect easily by the disclosed content of this description.
Refer to Fig. 1 to Fig. 4.Notice, appended graphic the illustrated structure of this description, ratio, size etc., equal contents in order to coordinate description to disclose only, for person skilled in the art scholar, understand and read, not in order to limit the enforceable qualifications of the utility model, therefore the technical essential meaning of tool not, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under the effect that the utility model can produce and the object that can reach, all should still drop on the technology contents that the utility model discloses and obtain in the scope that can contain.Simultaneously, in this description, quote as " on ", the term of D score, " left side ", " right side ", " centre " and " " etc., also only for ease of understanding of narrating, but not in order to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under without essence change technology contents, when being also considered as the enforceable category of the utility model.
As shown in Figure 1, the utility model provides a kind of clamping positioning mechanism of connector end fitting, be applicable to when injection moulding in-mould injection, it comprises shell 6, be located in the guiding piece 9 sliding before and after the interior energy of shell 6, and be connected for the fixture of bare terminal end fitting with guiding piece 9, guiding piece 9 is provided with connecting hole, fixture comprises the first jig arm 2 and the second jig arm 5 in relative rotation, the second jig arm 5 is placed in the first jig arm 2 tops, when described fixture moves backward, the upper surface of the second jig arm 5 and outer casing inner wall fit and make the second jig arm 5 to the first jig arm 2 rotations, final the second jig arm and the first jig arm form clamped condition.The utility model seesaws by guiding piece and the fixture wearing in the enclosure, when termination case inserts, its promotion fixture moves backward, finally make fixture enter in shell, now the first jig arm and the laminating of the second jig arm forms clamp position, by termination case clamping position, so just guaranteed that termination case can not produce displacement because of other external force in injection mould, according to processing needs, many butts fitting is entirely by fixture clamping, when producing, improve like this high consistency of termination case, improved the quality of production of product; Connecting hole on guiding piece can be for being connected with mould so that promoting guiding piece travels forward, and then the termination case that injection moulding is completed discharges.
Above-mentioned fixture of the present utility model can be the structures such as similar tweezers, and in the time of only need moving forward and backward with guiding piece, two jig arm can be subject to the pressure of shell and clamp, or shifts out shell and relax, and can complete like this clamping of termination case or unclamp.The clamp structure that more simply can realize clamping to structure at this is not described further.Specifically describe a kind of good positioning effect below, and can guarantee the consistent clamp structure of all termination case length height.
As shown in Figures 1 and 2, above-mentioned the first jig arm 2 is embedded on guiding piece 9, and is connected by rotating shaft 4 and guiding piece 9 axles are moving, and the second jig arm below is provided with the protruding axle 51 that rotates use as the second jig arm, this protruding axle 51 is half-cylindrical, and protruding axle 51 is embedded in the groove on guiding piece 9.The second jig arm 5 is supported on guiding piece 9 by protruding axle 51, and when the second jig arm 5 stretches into shell 6 when interior, its front end is subject to the pressure of shell 6 to using protruding axle 51 to be rotated down as rotation; And stressed slight rotation, its front end generation rotation upwards, the front end laminating formation clamp position of final the first jig arm 2 and the second jig arm 5 of also can producing of the first jig arm 2.
For all termination case length of further guaranteeing to stretch in above-mentioned fixture are consistent, on above-mentioned guiding piece 9 and be provided with the limited block 3 of a horizontally set above the first jig arm, this limited block 3 can guarantee that all termination case processing dimensions are consistent.And limited block 3 is also convenient to promote guiding piece 9, the first jig arm 2 and the second jig arm 5 and retreats, after termination case 1 stretches into, can promote guiding pieces 9 by limited block 3 and drive fixtures move backward.Guiding piece 9 also has identical effect with the thimble in injection mould, after waiting injection moulding to complete, this clamping positioning mechanism can be taken out in the die cavity of injection mould, then utilizes injection mould to promote guiding piece (similar promotion thimble) termination case of clamping is discharged.
For realizing stable clamping campaign, the upper left quarter of above-mentioned the second jig arm front end is provided with the first inclined-plane 52(as shown in Figure 2), the inwall of shell 6 is provided with the second inclined-plane that coordinates guiding with the first inclined-plane 52.When the second jig arm 5 stretches into shell 6, the first inclined-plane of the second jig arm 5 (1 ° of left and right) contacts with second inclined-plane (1 ° of left and right) of shell 6, and the second jig arm 5 is rotated slightly along protruding axle 51, and the second jig arm left-hand end is down moved; The first jig arm 2 is slightly rotated along rotating shaft 4 under the effect of the second jig arm 5, and the left-hand end of the first jig arm 2 is up moved, and under the acting in conjunction of the second jig arm 5 and the first jig arm 2, termination case is locked.
For adapting to various connectors, this clamping positioning mechanism is many butts of sandwiched fitting as required, and the front end of above-mentioned guiding piece 9 is provided with a plurality of guiding groove 92(that insert for termination case 1 to be seen shown in Fig. 2 and Fig. 3), the number of guiding groove is determined according to the core number of connector.
For better, by termination case clamping, the front end of above-mentioned the first jig arm 2 has the terrace with edge 21 raising up, and the end face of this terrace with edge is clamping face.The elasticity jig arm of above-mentioned the first jig arm 2 for being made by spring steel, can realize resilient clamp like this, during clamping, can not damage termination case.
When guaranteeing to produce, it is mobile that guiding piece can not produce mistake, one side of guiding piece 9 is provided with a cave, location 7, on shell 6, in the side towards cave 7, location, be equipped with an alignment pin 8, when the second jig arm and the first jig arm enter in shell completely, and when the front end face of the second jig arm is concordant with the front end face of shell, above-mentioned alignment pin 8 inserts in cave 7, location, and the cooperation moving into place by alignment pin 8 and cave 7, location positions.
Above-mentioned guiding piece 9 is provided with a strip hole 91, and shell 6 is provided with limited post 10, and limited post 10 is located in strip hole 91, and the length of strip hole 91 is the stroke that guiding piece moves forward and backward, and limited post 10 has been realized the front and back relative sliding of shell and guiding piece.
Specifically describe the use procedure of clamping positioning mechanism of the present utility model below.
As shown in Figures 3 and 4, when termination case 1 inserts this clamping positioning mechanism, between the second jig arm 5, guiding piece 9, the first jig arm 2 and shell 6, be subjected to displacement, the second jig arm 5, guiding piece 9, the first jig arm 2 be (termination case 1 inserts from left to right) movement in shell 6 gradually synchronously, until termination case 1 contacts with limited block 3.Then, the assembly being comprised of the second jig arm 5, guiding piece 9, the first jig arm 2, moves (being that shell inner cavity body bearing of trend moves) along X-direction.In the first jig arm 2, the second jig arm 5, enter in shell 6 processes simultaneously, impetus by termination case 1, the upper left quarter inclined-plane of the second jig arm 5 i.e. the first inclined-plane contacts on the second inclined-plane with shell lower left quarter inclined-plane, and the second jig arm 5 is rotated slightly along protruding axle 51, and the second jig arm front end down moves; The first jig arm 2 is slightly rotated along rotating shaft 4 under the effect of the second jig arm 5, and the front end of the first jig arm 2 up moves, and under the acting in conjunction of the first jig arm 2 and the second jig arm 5, termination case 1 is locked.When the head of termination case 1 contacts completely with limited block 3, the front end face of the second jig arm 5 (i.e. left side in figure) flushes with shell front end face (i.e. left side in figure), and the second jig arm 5 and the first jig arm 2 are tightly pushed down two planes up and down of termination case 1.Now, alignment pin 8 enters locking end fitting 1 in cave 7, location, forms the location clamped condition of termination case.
When a product injection molding finishes, this clamping positioning mechanism starts to discharge.By injection mold, move and make guiding piece 9 toward left movement, drive the second jig arm 5, the first jig arm 2 to stretch out shell 6 simultaneously, originally the second jig arm 5, the first jig arm 2 that clamp termination case are loosened, the product of having processed, not being subject to discharge taking-up in External Force Acting situation, is completed to a process-cycle.
Clamping positioning mechanism of the present utility model is the location of corresponding one group of termination case in injection molding connector, because different its core numbers of connector (being termination case) are also different, the utility model can be used in the product of different core numbers, realizes the coherence request of multi-core connector termination case size height.
In sum, the clamping positioning mechanism of the utility model connector end fitting, by guiding piece and the fixture wearing in the enclosure, seesaw, when termination case inserts, its promotion fixture moves backward, finally make fixture enter in shell, now the first jig arm and the laminating of the second jig arm forms clamp position, by termination case clamping position, so just guaranteed that termination case can not produce displacement because of other external force in injection mould, according to processing, need many butts fitting entirely by fixture clamping, when producing, improved like this high consistency of termination case, improved the quality of production of product.So the utility model has effectively overcome various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all can, under spirit of the present utility model and category, modify or change above-described embodiment.Therefore, have in technical field under such as and conventionally know that the knowledgeable modifies or changes not departing from all equivalences that complete under spirit that the utility model discloses and technological thought, must be contained by claim of the present utility model.
Claims (9)
1. the clamping positioning mechanism of a connector end fitting, be applicable to when injection moulding in-mould injection, it is characterized in that, comprise shell (6), be located in the guiding piece (9) sliding before and after energy in shell (6), and be connected for the fixture of bare terminal end fitting with described guiding piece (9), described guiding piece (9) is provided with connecting hole, described fixture comprises the first jig arm (2) and the second jig arm (5) in relative rotation, the second jig arm (5) is placed in the first jig arm (2) top, when described fixture moves backward, the upper surface of the second jig arm (5) and outer casing inner wall fit the second jig arm (5) are rotated to the first jig arm (2), final the second jig arm (5) forms clamped condition with the first jig arm (2).
2. the clamping positioning mechanism of connector end fitting according to claim 1, it is characterized in that: described the first jig arm (2) is embedded on described guiding piece (9), described the second jig arm below is provided with the protruding axle (51) that rotates use as the second jig arm (5), and described protruding axle (51) is embedded in the groove on described guiding piece (9).
3. the clamping positioning mechanism of connector end fitting according to claim 2, it is characterized in that: the upper left quarter of described the second jig arm front end is provided with the first inclined-plane (52), the inwall of described shell (6) is provided with the second inclined-plane that coordinates guiding with described the first inclined-plane (52).
4. the clamping positioning mechanism of connector end fitting according to claim 2, is characterized in that: the front end of described guiding piece (9) is provided with the guiding groove (92) that the described termination case of a plurality of confessions inserts.
5. the clamping positioning mechanism of connector end fitting according to claim 2, is characterized in that: the limited block (3) of a horizontally set is gone up and be provided with in described the first jig arm (2) top to described guiding piece (9).
6. the clamping positioning mechanism of connector end fitting according to claim 2, is characterized in that: the front end of described the first jig arm (2) has the terrace with edge (21) raising up.
7. the clamping positioning mechanism of connector end fitting according to claim 1, is characterized in that: the elasticity jig arm of described the first jig arm (2) for being made by spring steel.
8. the clamping positioning mechanism of connector end fitting according to claim 1, it is characterized in that: a side of described guiding piece (9) is provided with a cave, location (7), described shell (6) is upper is equipped with an alignment pin (8) in the side towards cave, described location (7).
9. the clamping positioning mechanism of connector end fitting according to claim 1, it is characterized in that: described guiding piece (9) is provided with a strip hole (91), described shell (6) is provided with limited post (10), and described limited post (10) is located in described strip hole (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420167808.4U CN203792588U (en) | 2014-04-09 | 2014-04-09 | Clamping and positioning mechanism for connector terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420167808.4U CN203792588U (en) | 2014-04-09 | 2014-04-09 | Clamping and positioning mechanism for connector terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203792588U true CN203792588U (en) | 2014-08-27 |
Family
ID=51374852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420167808.4U Expired - Lifetime CN203792588U (en) | 2014-04-09 | 2014-04-09 | Clamping and positioning mechanism for connector terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203792588U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109154515A (en) * | 2016-05-03 | 2019-01-04 | 大陆-特韦斯股份有限公司 | Sensor element for motor vehicles |
| CN109531932A (en) * | 2018-11-27 | 2019-03-29 | 前进民爆股份有限公司 | A kind of injection-moulding device |
| CN109676857A (en) * | 2018-11-27 | 2019-04-26 | 广东宏大韶化民爆有限公司 | A kind of transportation jig |
-
2014
- 2014-04-09 CN CN201420167808.4U patent/CN203792588U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109154515A (en) * | 2016-05-03 | 2019-01-04 | 大陆-特韦斯股份有限公司 | Sensor element for motor vehicles |
| CN109531932A (en) * | 2018-11-27 | 2019-03-29 | 前进民爆股份有限公司 | A kind of injection-moulding device |
| CN109676857A (en) * | 2018-11-27 | 2019-04-26 | 广东宏大韶化民爆有限公司 | A kind of transportation jig |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140827 |