CN210692986U - Production equipment of USB connector and terminal fixing device thereof - Google Patents
Production equipment of USB connector and terminal fixing device thereof Download PDFInfo
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- CN210692986U CN210692986U CN201921450395.XU CN201921450395U CN210692986U CN 210692986 U CN210692986 U CN 210692986U CN 201921450395 U CN201921450395 U CN 201921450395U CN 210692986 U CN210692986 U CN 210692986U
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Abstract
The utility model discloses a terminal fixing device, which comprises a first positioning piece and a second positioning piece, wherein the first positioning piece is used for being inserted into a plastic main body along a first side of the plastic main body for embedding a terminal, and the second positioning piece is used for being inserted into the plastic main body along a second side of the plastic main body for embedding the terminal; when the terminal is inserted into the plastic body, the first positioning piece is used for preventing the heads of any two adjacent pins of the terminal from being closely adjacent, and the second positioning piece is used for preventing the middle parts of any two adjacent pins of the terminal from being closely adjacent. The utility model also discloses a production facility of USB connector including above-mentioned terminal fixing device. The terminal fixing device can fix the position of the terminal without the connecting bridge, so that the deformation state of the terminal in the injection molding process is controlled, and the abnormal conditions of short circuit and high voltage resistance NG of a product caused by cutting off metal chips generated by the connecting bridge can be avoided.
Description
Technical Field
The utility model relates to an electronic interface technical field, in particular to terminal fixing device. The utility model discloses still relate to a production facility of USB connector with this terminal fixing device.
Background
USB, english is an abbreviation for Universal Serial Bus (USB), and herein abbreviated as "Universal Serial Bus", is an external Bus standard for standardizing the connection and communication between computers and external devices.
USB is an interface technology applied in the field of PC, and the USB interface supports the plug and play and hot plug functions of the equipment. The USB3.0 has backward compatible standard, is compatible with the USB1.1 and USB2.0 standards, and has the usability and plug and play function of the traditional USB technology. The goal of USB3.0 technology is to deliver a product that is more than 10 times faster than USB2.0, with the same architecture as wired USB, USB3.0 ports and cables that are backward compatible, and support future fiber optic transmission, in addition to optimizing the USB3.0 specification for lower power consumption and higher protocol efficiency. At present, in the existing standard USB3.0 female connector on the market, the head of the tongue piece is provided with a copper-leak-proof structure, as shown in fig. 1, fig. 1 is a schematic view of a 5Pin terminal structure in the prior art, and the 5Pin terminals all have a connecting bridge structure 01; therefore, a material cutting bridge work station is required to be added in the production process, metal flying chips can be generated by the material cutting bridge, the metal flying chips are easy to adhere to products and are difficult to clean, and abnormal conditions of short circuit and high-voltage NG (NG) resistance of the products are easy to generate.
Therefore, how to avoid the abnormal conditions of short circuit and high voltage resistance NG of the product caused by metal flying chips generated by cutting off the connecting bridge structure of the terminal is a technical problem to be solved by those skilled in the art at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a terminal fixing device, this fixing device can be fixed good with the terminal that removes the USB connector of material bridge design even to the deformation state of terminal in the process of moulding plastics is good in the accuse, with avoid because the metal fillings that the excision material bridge produced lead to the product to take place the abnormal conditions of short circuit and high pressure resistant NG. Another object of the present invention is to provide a production apparatus for a USB connector including the terminal fixing device.
In order to achieve the above object, the present invention provides a terminal fixing device, including:
a first positioning member for inserting the plastic body along a first side of the plastic body embedding the terminal;
the second positioning piece is used for inserting the plastic main body along the second side of the plastic main body of the embedded terminal;
when the terminal is inserted into the plastic body, the first positioning piece is used for being matched and clamped with the heads of all pins of the terminal so as to prevent the heads of any two adjacent pins of the terminal from being closely adjacent, and the second positioning piece is used for being matched and clamped with the middle parts of all pins of the terminal so as to prevent the middle parts of any two adjacent pins of the terminal from being closely adjacent.
Optionally, the first positioning element comprises:
the first positioning block is vertically arranged and is used for abutting against the end face of the first side of the plastic main body in a contact manner;
the plurality of first positioning bulges are arranged at the upper end of the first positioning block side by side and used for separating and positioning the heads of any two adjacent pins of the terminal.
Optionally, a preset gap for accommodating and fixing the pin head of the terminal is arranged between any two adjacent first positioning protrusions, and the preset gap and the pins of the terminal are arranged in a one-to-one correspondence manner.
Optionally, the second positioning member includes:
the second positioning block is vertically arranged and is used for being in contact with and abutting against the second side end face of the plastic main body;
the second positioning bulges are arranged at the lower end of the second positioning block side by side and used for separating and positioning the middle parts of any two adjacent pins of the terminal;
and any second positioning bulge is used for clamping a gap between the middle parts of any two adjacent pins of the terminal so as to realize the middle part separation positioning of any two adjacent pins of the terminal, and the second positioning bulge and the pin gap of the terminal are arranged in a one-to-one correspondence manner.
Optionally, any of the first positioning protrusions includes:
the end part tapers along the direction that the first positioning bulge is far away from the first positioning block;
the both sides symmetry of joint portion is equipped with vertical setting, is used for the joint face that offsets with the head both sides contact of terminal pin.
Optionally, any one of the second positioning protrusions is specifically a protrusion with a rectangular cross section.
Optionally, the first positioning element and the second positioning element are detachably connected to the plastic body.
The utility model also provides a production facility of USB connector, including above-mentioned arbitrary any terminal fixing device.
Compared with the prior art, the utility model discloses to the different requirements of USB connector production, designed a terminal fixing device, particularly, above-mentioned terminal fixing device includes: the first positioning piece is used for being inserted into the plastic main body along the first side of the plastic main body embedding the terminal; the second positioning piece is used for inserting the plastic main body along the second side of the plastic main body of the embedded terminal; so, when the terminal inserts the plastic main part, first setting element is used for the head cooperation joint with the whole pin of terminal to can prevent the head next-door neighbour of two arbitrary adjacent pins of terminal, the second setting element is used for the middle part cooperation joint with the whole pin of terminal, thereby can prevent the middle part next-door neighbour of two arbitrary adjacent pins of terminal. The terminal fixing device can fix the position of the terminal of the USB connector without the connecting bridge design, so that the deformation state of the terminal in the injection molding process is controlled, namely the terminal is fixed by the first positioning piece and the second positioning piece, and then Molidng is carried out, so that the work stations for cutting the connecting bridge can be reduced in the subsequent flow operation of the USB connector production process; the arrangement mode can avoid the abnormal conditions of short circuit and high voltage resistance NG of the product caused by cutting off metal chips generated by the continuous bridge, and can effectively save the production cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic diagram of a 5Pin terminal in the prior art;
fig. 2 is a schematic structural view illustrating an assembly of the terminal fixing device and the plastic main body according to an embodiment of the present invention;
fig. 3 is a schematic structural view of the terminal fixing device in fig. 2;
fig. 4 is a schematic view of the terminal fixing device and the terminal assembly of fig. 2;
FIG. 5 is a schematic view of the assembly of the terminal and the plastic body;
FIG. 6 is a schematic view of the assembly of the semi-finished product containing the terminal with the rear plug;
FIG. 7 is a schematic view of the assembly of the semi-finished product with the rear plug and the shell;
fig. 8 is a schematic structural diagram of the assembled USB connector.
Wherein:
01-connecting bridge structure, 1-terminal, 2-plastic main body, 3-rear plug, 4-shell, 11-first positioning piece, 111-first positioning block, 1111-first positioning projection, 12-second positioning piece, 121-second positioning block and 1211-second positioning projection.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The core of the utility model is to provide a terminal fixing device, this fixing device can be fixed good with the terminal that removes the USB connector of material bridge design even to the deformation state of terminal in the process of moulding plastics is good in the accuse, with avoid because the excision even metal fillings that the material bridge produced and lead to the product to take place short circuit and the abnormal situation of high pressure resistant NG. The utility model discloses a production facility of USB connector including above-mentioned terminal fixing device is provided to another core.
In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
It should be noted that the following directional terms such as "upper end, lower end, upper side, lower side, left side, right side" and the like are defined based on the drawings of the specification.
Referring to fig. 2 to 8, fig. 2 is a schematic structural view illustrating an assembly of a terminal fixing device and a plastic main body according to an embodiment of the present invention; fig. 3 is a schematic structural view of the terminal fixing device in fig. 2; fig. 4 is a schematic view of the terminal fixing device and the terminal assembly of fig. 2; FIG. 5 is a schematic view of the assembly of the terminal and the plastic body; FIG. 6 is a schematic view of the assembly of the semi-finished product containing the terminal with the rear plug; FIG. 7 is a schematic view of the assembly of the semi-finished product with the rear plug and the shell; fig. 8 is a schematic structural diagram of the assembled USB connector.
The embodiment of the utility model provides a terminal fixing device for fixed terminal 1 in the flow operation of USB connector production process, this USB connector specifically can be a novel USB3.0 connector, and this terminal 1 can be 5pin terminals, also can be 4pin terminals, thereby can make terminal 1 and plastic main part 2 prevent that two adjacent pins of terminal 1 are adjacent each other at injection moulding's in-process. The terminal fixing device comprises a first positioning piece 11 and a second positioning piece 12, wherein the first positioning piece 11 is used for being inserted into the plastic main body 2 along the first side of the plastic main body 2 embedding the terminal 1; the second positioning piece 12 is used for inserting the plastic main body 2 along the second side of the plastic main body 2 embedding the terminal 1; in this way, when the terminal 1 is inserted into the plastic body 2, the first positioning piece 11 is used for being matched and clamped with the heads of all the pins of the terminal 1, so that the heads of any two adjacent pins of the terminal 1 can be prevented from being closely adjacent; the second positioning member 12 is adapted to be engaged with the middle portions of all the pins of the terminal 1, so as to prevent the middle portions of any two adjacent pins of the terminal 1 from being closely adjacent.
The first side of the plastic body 2 refers to the lower side of the plastic body 2, and the second side of the plastic body 2 refers to the upper side of the plastic body 2. In addition, the first positioning element 11 and the second positioning element 12 may be configured to include a positioning block portion disposed outside the plastic body 2 and a positioning protrusion portion capable of being inserted into the plastic body 2, and accordingly, the positioning protrusion portion is used to separate the pins of the terminal 1.
Above-mentioned terminal fixing device can be fixed good with the position of the terminal 1 who removes the USB connector of material bridge design to the deformation state of terminal 1 in the process of moulding plastics is well controlled, carries out position fixing through first setting element 11 and second setting element 12 to terminal 1 promptly, then carries out injection moulding to embedding terminal 1 and plastic main part 2 inside into plastic main part 2, in order to make the semi-manufactured goods that contain terminal 1, above-mentioned terminal fixing device is withdrawn from at last.
The setting mode can reduce the work stations of the material cutting bridge in the process operation of the subsequent USB connector production process, thereby avoiding the abnormal conditions of short circuit and high voltage NG resistance of products caused by cutting off metal chips generated by the material connecting bridge and effectively saving the production cost.
Further, the first positioning member 11 may specifically include a first positioning block 111 and a plurality of first positioning protrusions 1111, wherein the first positioning block 111 is vertically disposed and configured to contact and abut against a lower end surface of the plastic body 2; the first positioning protrusions 1111 are arranged at the upper end of the first positioning block 111 side by side, and the first positioning protrusions 1111 are used for separating and positioning the heads of any two adjacent pins of the terminal 1; that is, when the first positioning member 11 is inserted into the plastic body 2, the first positioning block 111 is disposed under the plastic body 2, and the upper end surface of the first positioning block 111 contacts and abuts against the lower end surface of the plastic body 2, and the first positioning protrusion 1111 extends into the gap between the pin heads of the terminal 1, so that the adjacent pin heads cannot be adjacent to each other.
In addition, a preset gap is formed between any two adjacent first positioning protrusions 1111, the preset gap is used for accommodating and fixing the pin head of the terminal 1, and the preset gap and the pins of the terminal 1 are arranged in a one-to-one correspondence manner. Of course, the preset gap may be adjusted according to the width of the pin head of the terminal 1, and in general, the width of the preset gap and the width of the pin head are set to be the same.
Furthermore, the second positioning element 12 may specifically include a second positioning block 121 and a plurality of second positioning protrusions 1211, wherein the second positioning block 121 is vertically disposed and configured to contact and abut against an upper end surface of the plastic body 2; the second positioning protrusions 1211 are disposed side by side at the lower end of the second positioning block 121 and are used for separating and positioning the middle portions of any two adjacent pins of the terminal 1.
Meanwhile, any one of the second positioning projections 1211 is used for being clamped into a gap between the middle portions of any two adjacent pins of the terminal 1, so that the middle portions of any two adjacent pins of the terminal 1 can be separately positioned, and the second positioning projections 1211 are arranged in one-to-one correspondence with the pin gaps of the terminal 1.
Of course, according to actual requirements, the first positioning element 11 and the second positioning element 12 can be set to be an integrally formed structure, which is beneficial to improving the production efficiency of the first positioning element 11 and the second positioning element 12.
On the basis of the above, the structures of the first positioning protrusion 1111 and the second positioning protrusion 1211 may have different arrangement manners, provided that the above-mentioned separate positioning function for the pin of the terminal 1 can be satisfied, and as a preferable option, any one of the first positioning protrusions 1111 may be specifically configured to include an end portion and a clamping portion, wherein the end portion is tapered in a direction in which the first positioning protrusion 1111 is away from the first positioning block 111; the bilateral symmetry of joint portion is equipped with the joint face of vertical setting, and the joint face is used for the head both sides contact counterbalance with terminal 1 pin. Of course, the first positioning protrusion 1111 may be formed integrally.
Further, according to the central structure of the pin of the terminal 1, the second positioning projection 1211 may be provided as a projection having a rectangular cross section, which allows the second positioning projection 1211 to be better fitted with the central portion of the pin of the terminal 1. Of course, the second positioning projection 1211 may have an irregular cross-section.
In order to optimize the above embodiment, the first positioning element 11 and the second positioning element 12 are both detachably connected to the plastic body 2, so as to facilitate the removal of the first positioning element 11 and the second positioning element 12 after the semi-finished product containing the terminal 1 is formed and the positioning of the terminal 1 inside the plastic body 2 is completed, thereby not affecting the flow operation of the subsequent USB connector production process.
The production process of the USB connector can be set as follows: embedding the terminal 1 into the plastic main body 2 and integrally forming to obtain a semi-finished product containing the terminal 1; then the semi-finished product is assembled with the rear plug 3 to form a semi-finished product with the rear plug 3; the semi-finished product with the rear plug 3 is then assembled with the shell 4, finally forming the complete form of the USB connector, as shown in fig. 5 to 8.
The utility model provides a production facility of USB connector, including the terminal fixing device that the above-mentioned concrete embodiment described; other parts of the production equipment of the USB connector can be referred to the prior art and are not expanded herein.
It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
It is right above that the utility model provides a production facility of USB connector and terminal fixing device thereof have introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (8)
1. A terminal fixture device, comprising:
a first positioning member (11), the first positioning member (11) being configured to be inserted into the plastic body (2) along a first side of the plastic body (2) embedding the terminal (1);
the second positioning piece (12), the second positioning piece (12) is used for inserting the plastic main body (2) along the second side of the plastic main body (2) of the embedded terminal (1);
when the terminal (1) is inserted into the plastic body (2), the first positioning piece (11) is used for being clamped with the heads of all pins of the terminal (1) in a matched mode so as to prevent the heads of any two adjacent pins of the terminal (1) from being closely adjacent, and the second positioning piece (12) is used for being clamped with the middle parts of all pins of the terminal (1) in a matched mode so as to prevent the middle parts of any two adjacent pins of the terminal (1) from being closely adjacent.
2. The terminal fixture device according to claim 1, wherein the first positioning member (11) comprises:
the first positioning block (111) is vertically arranged and is used for being in contact with and abutting against the first side end face of the plastic main body (2);
the first positioning bulges (1111) are arranged at the upper end of the first positioning block (111) side by side and used for separating and positioning the heads of any two adjacent pins of the terminal (1).
3. The terminal fixing device according to claim 2, wherein a predetermined gap for receiving and fixing the pin head of the terminal (1) is provided between any two adjacent first positioning protrusions (1111), and the predetermined gap is provided in one-to-one correspondence with the pins of the terminal (1).
4. A terminal fixing device according to claim 3, wherein said second positioning member (12) comprises:
a second positioning block (121) which is vertically arranged and is used for contacting and propping against the second side end face of the plastic main body (2);
a plurality of second positioning bulges (1211) which are arranged at the lower end of the second positioning block (121) side by side and used for separating and positioning the middle parts of any two adjacent pins of the terminal (1);
the second positioning protrusion (1211) is clamped into a gap between the middle parts of any two adjacent pins of the terminal (1) to realize the separated positioning of the middle parts of any two adjacent pins of the terminal (1), and the second positioning protrusion (1211) is arranged in one-to-one correspondence with the pin gap of the terminal (1).
5. The terminal fixture device according to claim 4, wherein any one of the first positioning projections (1111) includes:
an end portion tapering in a direction of the first locating projection (1111) away from the first locating block (111);
the clamping part is symmetrically provided with vertical clamping surfaces which are used for being in contact and abutting against the two sides of the head of the pin of the terminal (1).
6. The terminal fixture according to claim 5, wherein any one of the second positioning projections (1211) is a projection having a rectangular cross section.
7. The terminal fixing device according to any one of claims 1 to 6, wherein the first positioning member (11) and the second positioning member (12) are detachably connected to the plastic body (2).
8. A production apparatus of a USB connector, characterized by comprising the terminal fixture according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450395.XU CN210692986U (en) | 2019-08-30 | 2019-08-30 | Production equipment of USB connector and terminal fixing device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450395.XU CN210692986U (en) | 2019-08-30 | 2019-08-30 | Production equipment of USB connector and terminal fixing device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210692986U true CN210692986U (en) | 2020-06-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921450395.XU Active CN210692986U (en) | 2019-08-30 | 2019-08-30 | Production equipment of USB connector and terminal fixing device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210692986U (en) |
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2019
- 2019-08-30 CN CN201921450395.XU patent/CN210692986U/en active Active
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