Connector double-row fisheye terminal pre-injection molding structure
By using a pre-injection molding structure for dual-row fisheye terminals in connectors, the problem of difficult terminal injection molding and fixing is solved, enabling smooth terminal positioning and molding, improving production efficiency, and reducing defect rate and scrap costs.
Patent Information
- Application Number
- CN202423068307.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-12
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2034-12-12
AI Technical Summary
In the production process of connectors for new energy vehicles, the difficulty in fixing the terminals by injection molding leads to defects such as long production cycles, inconsistent terminal lengths, exposure, short circuits, and poor airtightness, resulting in high scrap costs.
The connector adopts a double-row fisheye terminal pre-injection molding structure. The second and third pre-injection molding parts are respectively injection molded and fixed to the first terminal body and the second terminal body to achieve initial positioning and prevent terminal deformation. The semi-finished product is molded together with the first pre-injection molding part and then implanted into the finished product mold to shorten the production cycle.
It effectively prevents terminal deformation and defects, improves production efficiency, reduces defect rate and scrap cost, and simplifies the production process.
Smart Images
Figure CN223638773U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to new energy automobile technical field, concretely is a kind of connector double-row fish eye terminal pre-injection molding structure. BACKGROUND
[0002] New energy vehicle refers to the unconventional vehicle fuel as power source (or using conventional vehicle fuel, using new vehicle power device), the advanced technology of integrated vehicle power control and driving, form the advanced technical principle, with new technology, new structure automobile of new structure automobile;The rise of new energy vehicle industry and the development speed of intelligent automobile are accelerated, and the performance requirement of automobile connector is more strict;Automobile connector has more problems in production process, such as when terminal injection molding cannot be effectively fixed, terminal implantation is difficult, production cycle is long, terminal after injection molding appears inconsistent, terminal is exposed, short circuit, poor airtightness, high defective rate and other defects, defective product is scrapped, and the scrap cost is extremely high. UTILITY MODEL CONTENT
[0003] (I) technical problem solved
[0004] In view of the deficiencies in the prior art, the utility model provides a connector double-row fish eye terminal pre-injection molding structure, which solves the problems raised in the above background art.
[0005] (II) technical scheme
[0006] To achieve the above object, the utility model provides the following technical scheme: a connector double-row fish eye terminal pre-injection molding structure, comprising a finished product mold, a first pre-injection molding part is inserted in the inside of the finished product mold, a second pre-injection molding part is embedded in the inside of the first pre-injection molding part, a first terminal body is inserted in the inside of the second pre-injection molding part, a third pre-injection molding part is embedded in the inside of the first pre-injection molding part, a second terminal body is inserted in the inside of the third pre-injection molding part, and the ends of the first terminal body and the second terminal body are penetrated to the outside of the first pre-injection molding part.
[0007] Preferably, the second pre-injection molding part and the first terminal body are fixed together in the form of injection molding.
[0008] Preferably, the third pre-injection molding part and the second terminal body are fixed together in the form of injection molding.
[0009] Preferably, the first terminal body and the second terminal body after bending are respectively implanted into the inside of the first pre-injection molding part as the whole of the second pre-injection molding part and the third pre-injection molding part.
[0010] Preferably, the first pre-injection molding part is implanted into the inside of the finished product mold as an insert.
[0011] Preferably, the four corners of the finished mold are provided with mounting holes.
[0012] (III) Beneficial Effects
[0013] Compared with the prior art, the utility model provides a connector double-row fish-eye terminal pre-injection structure, has the following beneficial effects:
[0014] 1、 this connector double-row fish-eye terminal pre-injection structure, through second pre-injection piece and third pre-injection piece are with first terminal body and second terminal body injection molding together, can realize to first terminal body and second terminal body carry out the function of primary positioning, effectively prevent two groups of terminal body end place and be bent after the phenomenon of deformation occurs, subsequently the two groups of semi-finished product and first pre-injection piece injection molding together, make that pre-injection semi-finished product can very smoothly implant the inside of finished mold, shorten production cycle, greatly improve production efficiency, effectively solve the defect of the occurrence of the first terminal body and second terminal body length and the inconsistency of the exposure, short circuit, air tightness is bad, the device is installed together through multiple groups of structures, when the defective product appears only needs to scrap semi-finished product, greatly reduce the scrap cost. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is the whole structure schematic diagram of the utility model;
[0016] Figure 2 It is the local structure schematic diagram of the utility model;
[0017] Figure 3 It is the local structure schematic diagram of the utility model after removing first pre-injection piece remaining structure;
[0018] Figure 4 It is the first terminal body structure schematic diagram of the utility model after bending;
[0019] Figure 5 It is the second terminal body structure schematic diagram of the utility model after bending;
[0020] Figure 6 It is the first terminal body structure schematic diagram of the utility model without bending;
[0021] Figure 7 It is the second terminal body structure schematic diagram of the utility model without bending.
[0022] In the drawing: 1, finished mold;2, first pre-injection piece;3, second pre-injection piece;4, first terminal body;5, third pre-injection piece;6, second terminal body. DETAILED DESCRIPTION
[0023] Clearly and completely describe the technical scheme in the embodiments of the utility model with reference to the drawings in the embodiments of the utility model, obviously, the described embodiments are only a part of the embodiments of the utility model, and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the scope of the utility model protection.
[0024] Please refer to Figures 1-7 The utility model provides a kind of technical scheme: a kind of connector double-row fish eye terminal pre-injection structure, including finished product mould 1, first pre-injection part 2 is inserted in the inside of finished product mould 1, second pre-injection part 3 is embedded in the inside of first pre-injection part 2, first terminal body 4 is inserted in the inside of second pre-injection part 3, third pre-injection part 5 is embedded in the inside of first pre-injection part 2, second terminal body 6 is inserted in the inside of third pre-injection part 5, the end of first terminal body 4 and second terminal body 6 is all penetrated to the outside of first pre-injection part 2.
[0025] by second pre-injection part 3 and third pre-injection part 5 are injected together with first terminal body 4 and second terminal body 6, the function of first terminal body 4 and second terminal body 6 can be positioned initially, effectively prevent the phenomenon of deformation of two groups of terminal body end after being bent, then the two groups of semi-finished product are injected together with first pre-injection part 2, so that the semi-finished product after pre-injection can be very smoothly implanted in the inside of finished product mould 1, shorten production cycle, greatly improve production efficiency, effectively solve the defect of the occurrence of first terminal body 4 and second terminal body 6 long and short inconsistency, exposure, short circuit, poor airtightness etc., the device is installed together by multiple groups of structures, when there is defective product, only semi-finished product can be scrapped, greatly reduce the scrap cost.
[0026] The utility model discloses in order to realize the function of first terminal body 4 is fixed initially, therefore set up second pre-injection part 3 and first terminal body 4 and be fixed together with the mode of injection, so that second pre-injection part 3 can enhance the strength of first terminal body 4 whole, realize the function of first terminal body 4 is fixed initially, prevent first terminal body 4 after being bent and appear coil material deformation serious and the problem of too few quantity of loading.
[0027] The utility model discloses in order to realize the function of second terminal body 6 is fixed initially, therefore set up third pre-injection part 5 and second terminal body 6 and be fixed together with the mode of injection, so that third pre-injection part 5 can enhance the strength of second terminal body 6 whole, realize the function of second terminal body 6 is fixed initially, prevent second terminal body 6 after being bent and appear coil material deformation serious and the problem of too few quantity of loading.
[0028] The utility model discloses to prevent the phenomenon of the first terminal body 4 and the second terminal body 6 exposed and contact short circuit and other bad phenomenon caused by injection filling not full and positioning deficiency, therefore set up the first terminal body 4 and the second terminal body 6 after bending respectively with second preinjection piece 3 and third preinjection piece 5 as insert whole implant to the inside of first preinjection piece 2, because the setting of first preinjection piece 2, effectively prevented the phenomenon of the first terminal body 4 and the second terminal body 6 exposed and contact short circuit and other bad phenomenon caused by injection filling not full and positioning deficiency of finished product local glue thickness too thick.
[0029] The utility model discloses to greatly reduce the production of defective products, therefore set up first preinjection piece 2 as insert implant finished product mould 1's inside, make first preinjection piece 2 as insert implant finished product mould 1, finally injection molding, greatly reduce the production of defective products, improve production efficiency and effectively reduce the scrap cost.
[0030] The utility model discloses to facilitate staff to install finished product mould 1, therefore set up mounting hole in the four corners of finished product mould 1, because the setting of mounting hole, make staff can pass the inside of mounting hole with screw, then use specified tool to rotate it, finally make the bottom position of screw rotate into the internal screw hole of specified installation position, realize the installation of finished product mould 1, and this process operation step is fewer, save time and effort, facilitate staff to install finished product mould 1.
[0031] When using, staff first uses specified equipment to make second preinjection piece 3 and the first terminal body 4 of temporarily not bending into a whole, so that the first terminal body 4 of not bending is embedded into the inside of second preinjection piece 3, as shown in Figure 6 Then make third preinjection piece 5 and the second terminal body 6 of temporarily not bending into a whole, so that the second terminal body 6 of not bending is embedded into the inside of third preinjection piece 5, as shown in Figure 7 Then use specified tool to bend the specified position of the first terminal body 4 and the second terminal body 6 of not bending, as shown in Figure 4 、 5 Then make the first terminal body 4 and the second terminal body 6 after bending respectively with second preinjection piece 3 and third preinjection piece 5 as two groups of whole and first preinjection piece 2 injection into a whole, so that the first terminal body 4 and the second terminal body 6 after bending respectively with second preinjection piece 3 and third preinjection piece 5 as two groups of whole are embedded into the inside of first preinjection piece 2, as shown in Figure 2 Then insert the whole of several groups of structures into the inside of finished product mould 1, thus, complete the production of product, as shown in Figure 1
[0032] The size and shape of all components in the structure are not specifically limited here and need to be produced according to actual conditions.
[0033] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.
Claims
1. A connector double-row fish-eye terminal pre-injection structure comprising a finished mold (1), characterized in that: The first pre-injection molded piece (2) is inserted into the inside of the finished mold (1), the second pre-injection molded piece (3) is embedded into the inside of the first pre-injection molded piece (2), the first terminal body (4) is inserted into the inside of the second pre-injection molded piece (3), the third pre-injection molded piece (5) is embedded into the inside of the first pre-injection molded piece (2), the second terminal body (6) is inserted into the inside of the third pre-injection molded piece (5), and the ends of the first terminal body (4) and the second terminal body (6) penetrate the outside of the first pre-injection molded piece (2).
2. The connector double-row fish-eye terminal pre-injection molding structure according to claim 1, characterized in that: The second pre-injection molded piece (3) and the first terminal body (4) are fixed together by injection molding.
3. The connector double-row fish-eye terminal pre-injection molding structure according to claim 1, characterized in that: The third pre-injection molded piece (5) and the second terminal body (6) are fixed together by injection molding.
4. The connector double-row fish-eye terminal pre-injection molding structure of claim 1, wherein: The first terminal body (4) and the second terminal body (6) after being bent are respectively implanted into the inside of the first pre-injection molded piece (2) as a whole with the second pre-injection molded piece (3) and the third pre-injection molded piece (5) as inserts.
5. The connector double-row fish-eye terminal pre-injection structure of claim 1, wherein: The first pre-injection molded piece (2) is implanted into the inside of the finished mold (1) as an insert.
6. The connector double-row fish-eye terminal pre-injection structure of claim 1, wherein: Mounting holes are arranged at the four corners of the finished mold (1).