Electric connector pouring tool
By designing an electrical connector potting fixture with an upper fixing clamp, a lower fixing clamp, and a torsion spring, the problems of arbitrariness and unreasonable structure in traditional potting methods are solved, achieving efficient, reusable potting quality assurance and low-cost production.
Patent Information
- Application Number
- CN202511995941.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-12-26
- Publication Date
- 2026-02-27
AI Technical Summary
Traditional electrical connector potting methods are highly arbitrary and it is difficult to standardize the dimensions of potting models, resulting in resource waste and high production costs. Furthermore, the existing potting tooling structure is poorly designed, which can easily lead to problems with loose fit, affecting potting quality and processing quality.
Design an electrical connector injection fixture including an upper fixing clamp, a lower fixing clamp, a connector and a torsion spring. The connector is clamped from the upper and lower sides by the clamping body of the clamp assembly and fixed by the elastic force of the torsion spring, ensuring that the injection port is horizontally upward and forming an injection area for injection.
It enables reusable potting fixtures, ensuring potting quality, improving production efficiency, reducing resource waste, lowering production costs, and ensuring that the potting adhesive does not flow out, with the connector potting part centered, thus guaranteeing potting and processing quality.
Smart Images
Figure CN121584348A_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The application relates to an electric connector pouring tool and belongs to the technical field of cable welding. BACKGROUND
[0002] In the field of aerospace, as an indispensable basic element in electronic equipment, an electric connector plays a key role in connecting circuits, transmitting signals and electric energy, and the performance thereof is directly related to the stability and reliability of the entire aerospace system. The pouring tool is crucial to ensuring the pouring quality of the electric connector.
[0003] The traditional electric connector pouring method has many drawbacks, for example, temporary winding forming is performed by using highland barley paper, transparent adhesive tape and the like, the method is extremely random, the standard size of the pouring model is difficult to unify, the process standard cannot be effectively standardized, meanwhile, the temporary pouring tool can be used only once, which not only causes resource waste, but also greatly increases the production cost and time cost. In addition, some existing pouring tools have unreasonable structure design, for example, the double-C pouring tool is prone to loose cooperation, so that small misalignment occurs between the molds. This not only affects the pouring quality and causes the protection performance of the connector to decrease, but also reduces the processing quality and prolongs the production cycle, further increasing the manufacturing cost. SUMMARY
[0004] The technical problem solved by the application is to provide an electric connector pouring tool, which can be repeatedly used and can greatly ensure the pouring quality.
[0005] The technical solution of the application is as follows: The electric connector pouring tool comprises an upper fixing clamp, a lower fixing clamp, a connecting piece and a torsion spring, the inner side of the upper fixing clamp is provided with a first ear piece, the inner side of the lower fixing clamp is provided with a second ear piece, the connecting piece connects the upper fixing clamp and the lower fixing clamp by penetrating the first ear piece and the second ear piece, the upper fixing clamp and the lower fixing clamp can rotate relative to each other around the connecting piece, the torsion spring is installed on the connecting piece, the head of the upper fixing clamp is provided with a first pouring groove, the head of the lower fixing clamp is provided with a second pouring groove, when the electric connector needs to be poured, the torsion spring is pressed, so that the upper fixing clamp and the lower fixing clamp are in an open state, the electric connector is placed and fixed, then the torsion spring is loosened, so that the upper fixing clamp and the lower fixing clamp are in a closed state, the first pouring groove and the second pouring groove are communicated to form a pouring area, and the pouring area is used for pouring the glue part of the electric connector.
[0006] In the injection tool for the electrical connector, the first fixing groove is formed in the inner side of the upper fixing clamp, and the second fixing groove is symmetrically formed in the inner side of the lower fixing clamp, so that the electrical connector is fixed by cooperation of the first fixing groove and the second fixing groove.
[0007] In the injection tool for the electrical connector, the torsion spring is made of spring steel and has a V shape and a double torsion arm structure, and provides a spring core required for closing the upper fixing clamp and the lower fixing clamp, and when the tail portions of the upper fixing clamp and the lower fixing clamp are pressed, the torsion spring is twisted to store energy, and when the tail portions of the upper fixing clamp and the lower fixing clamp are released, the torsion spring releases energy to close the upper fixing clamp and the lower fixing clamp.
[0008] In the injection tool for the electrical connector, the torsion spring installed on the connecting piece is two.
[0009] In the injection tool for the electrical connector, a plurality of spring fixing grooves are formed in the inner sides of the upper fixing clamp and the lower fixing clamp, and are used for hooking or clamping the two torsion arm ends of the torsion spring.
[0010] In the injection tool for the electrical connector, the torsion spring is two, and four spring fixing grooves are formed in the inner sides of the upper fixing clamp and the lower fixing clamp respectively.
[0011] In the injection tool for the electrical connector, the connecting piece has a cylindrical structure, and a pin hole is formed in the ear piece of the upper fixing clamp and the lower fixing clamp, and is used as a rotating shaft of the upper fixing clamp and the lower fixing clamp.
[0012] In the injection tool for the electrical connector, the head portions of the upper fixing clamp and the lower fixing clamp, in which the injection grooves are formed, have a symmetric structure, the first injection groove and the second injection groove form a rectangular injection area after being closed, and the four corners of the rectangle are chamfered.
[0013] In the injection tool for the electrical connector, the first injection groove and the second injection groove are communicated to form an injection area, and the area of the injection area is smaller than the area of the glue injection part of the electrical connector.
[0014] In the injection tool for the electrical connector, the area of the injection area is 0.7-0.8 times the area of the glue injection part of the electrical connector.
[0015] Compared with the prior art, the present application has at least the following beneficial effects: (1) The present application provides an injection tool for an electrical connector, which comprises an upper fixing clamp, a lower fixing clamp, a connecting piece and a torsion spring, and is used for injecting the electrical connector. The clamping body of the clamp assembly composed of the upper fixing clamp and the lower fixing clamp is opened, the part of the connector to be injected is clamped from the upper and lower sides, the clamp is fixed by the elastic force of the torsion spring, and the injection port is ensured to be in a horizontal upward state. The injection tool can be repeatedly used and can greatly ensure the sealing quality.
[0016] (2), the electric connector perfusion tool provided by the application adopts a clip type structure, the slotted part of the head can be perfectly matched with the connector glue injection part, the perfusion port can be perfectly matched with the connector perfusion part, and the glue liquid during perfusion is prevented from flowing out; (3), the electric connector perfusion tool provided by the application can make the perfusion position be at the center of the connector glue injection part, and guarantee subsequent assembly; (4), the electric connector perfusion tool provided by the application can be reused, and greatly improves production efficiency under the premise of guaranteeing the sealing quality. BRIEF DESCRIPTION OF DRAWINGS
[0017] Figure 1 It is the whole structure opening and closing schematic view of the electric connector perfusion tool in the embodiment of the application. Figure 2 It is the whole structure shaft side schematic view of the electric connector perfusion tool in the embodiment of the application. Figure 3 It is the whole structure rear side schematic view of the electric connector perfusion tool in the embodiment of the application. 1-upper fixed clamp, 2-lower fixed clamp, 3-torsion spring, 4-connector, 5-first ear, 6-second ear, 7-first perfusion groove, 8-second perfusion groove, 9-first fixed groove, 10-second fixed groove. DETAILED DESCRIPTION
[0018] The application will be further described in detail in combination with the drawings and specific embodiments: As Figure 1 , 2 , 3, the electric connector perfusion tool in the application, including upper fixed clamp 1, lower fixed clamp 2, connector 4 and torsion spring 3.
[0019] The connector 4 is an elongated aluminum alloy cylindrical pin structure, which is used to penetrate the pin hole in the ear of the upper fixed clamp 1 and the lower fixed clamp 2, as the rotation axis of the upper fixed clamp 1 and the lower fixed clamp 2, and fix the position of the torsion spring 3.
[0020] The first ear 5 is arranged on the inner side of the upper fixing clamp 1, the second ear 6 is arranged on the inner side of the lower fixing clamp 2, the pin 4 connects the upper fixing clamp 1 and the lower fixing clamp 2 by penetrating the first ear 5 and the second ear 6, the upper fixing clamp 1 and the lower fixing clamp 2 can rotate relative to the connecting member 4, the torsion spring 3 is installed on the pin 4, the first pouring groove 7 is arranged on the head of the upper fixing clamp 1, the second pouring groove 8 is arranged on the head of the lower fixing clamp 2, when the electric connector needs to be poured, the torsion spring 3 is pressed, the upper fixing clamp 1 and the lower fixing clamp 2 are in an open state, the electric connector is put in and fixed, then the torsion spring 3 is released, the upper fixing clamp 1 and the lower fixing clamp 2 are in a closed state, the first pouring groove 7 and the second pouring groove 8 are communicated to form a pouring area, and the glue injection part of the electric connector is poured with glue through the pouring area.
[0021] In the embodiment, the upper fixing clamp 1, the lower fixing clamp 2 and the pin 4 are made of aluminum alloy. The first fixing groove 9 is arranged on the inner side of the upper fixing clamp 1, the second fixing groove 10 is symmetrically arranged on the inner side of the lower fixing clamp 2, and the first fixing groove 9 and the second fixing groove 10 cooperate to fix the electric connector.
[0022] In the embodiment, the torsion spring 3 is made of spring steel and has a V shape and a double torsion arm structure, and provides the elastic force core required for the closing of the upper fixing clamp 1 and the lower fixing clamp 2. When the tail of the upper fixing clamp 1 and the lower fixing clamp 2 is pressed, the torsion spring 3 is twisted to store energy, and when the tail of the upper fixing clamp 1 and the lower fixing clamp 2 is released, the torsion spring 3 releases energy to close the upper fixing clamp 1 and the lower fixing clamp 2. In the embodiment, the torsion spring 3 is two, and is installed near the two ends of the pin 4.
[0023] In the embodiment, the clamp body of the clamp assembly composed of the upper fixing clamp 1 and the lower fixing clamp 2 is opened to clamp the part of the electric connector that needs to be poured from the upper and lower sides, the electric connector can be fixed in the clamp, and the pouring port is in the middle of the entire pouring tool to ensure the pouring quality. The upper and lower fixing clamps are provided with a pair of pin holes at one end near the clamping surface to accommodate the pin 4, so that the upper fixing clamp 1 and the lower fixing clamp 2 can rotate relative to the pin 4.
[0024] As shown in Figure 1 , in the embodiment, the head of the upper fixing clamp 1 and the lower fixing clamp 2 arranged with the pouring grooves has a symmetrical structure, the first pouring groove 7 and the second pouring groove 8 form a rectangular pouring area after being closed, and the four corners of the rectangle are chamfered. The area of the pouring area formed by the communication of the first pouring groove 7 and the second pouring groove 8 is smaller than the area of the glue injection part of the electric connector, and the area of the pouring area is 0.7-0.8 times the area of the glue injection part of the electric connector.
[0025] As shown in Figure 1 , 2As shown, the inner side of the upper fixing clamp 1 and the lower fixing clamp 2 is provided with a plurality of spring fixing grooves for hooking or clamping the two torsion arms of the torsion spring 3. In the embodiment, four spring fixing grooves are provided on the inner side of the upper fixing clamp 1 and the lower fixing clamp 2 respectively.
[0026] In the embodiment, the upper fixing clamp 1 and the lower fixing clamp 2 are used to form a clamp assembly, and the clamp body of the clamp assembly is opened to clamp the part of the connector to be filled from the upper and lower sides. The clamp is fixed by the elastic force of the torsion spring 3, and the filling port is ensured to be in a horizontal upward state. The filling tool can be reused and can greatly ensure the filling quality.
[0027] Embodiment As shown in Figure 1 , Figure 2 , the embodiment provides an electric connector filling tool, which comprises an upper fixing clamp 1, a lower fixing clamp 2, a pin 3 and a V-shaped torsion spring 4. The electric connector filling tool provided by the embodiment is used for filling the J30J / J30 series connector.
[0028] The size of the filling groove of the upper fixing clamp 1 and the lower fixing clamp 2 is slightly smaller than half of the size of the connector filling part, so that the connector filling part can be tightly fitted and covered. The inner side of the middle part is provided with a 1mm groove for fixing the connector to prevent the glue from leaking or the appearance of the filled glue from not meeting the inspection requirements due to the movement of the connector during filling. The inner side of the tail part is provided with a pin hole and a spring fixing groove for cooperating with the pin 3 and the V-shaped torsion spring 4 to ensure the stable work of the clamp.
[0029] The electric connector filling tool provided by the embodiment is used for filling the J30J / J30 series connector. The clamp body of the clamp assembly is opened to clamp the part of the connector to be filled from the upper and lower sides. The clamp is fixed by the elastic force of the spring, and the filling port is ensured to be in a horizontal upward state. The tool can be reused and can greatly ensure the filling quality.
[0030] The electric connector filling process provided by the embodiment is as follows: 1. Press the tail part of the upper fixing clamp 1 and the lower fixing clamp 2, i.e. press the clamp arm to open the clamp, and put the electric connector to be filled with glue. Specifically, Referring to Figure 1 , press the clamp arm to open the clamp, and put the electric connector into the clamp formed by the upper fixing clamp 1 and the lower fixing clamp 2. It should be noted that the connector filling part should be directed to the filling groove direction, so that the connector is clamped in the groove in the middle part of the inner side of the clamp arm to prevent the connector from shaking left and right.
[0031] 2. Loosen the clamp arm to close the clamp, and fill the glue. Specifically, Loosen the clamping arm, at this time the connector needs to be glued part is in the center of the glue injection groove. Then the glue injection is carried out, and attention should be paid to the fact that the direction of the glue injection groove should be perpendicular to the upward direction, and should not be inclined, otherwise the quality of the glue injection will be affected.
[0032] 3. Take out the electrical connector, specifically: After the glue solidifies, press the clamping arm to open the clamp, and take out the electrical connector from the clamp.
[0033] The electrical connector injection tool provided by the embodiment greatly improves the quality and efficiency of the J30J series connector glue injection, and the tool made of alloy material can be used for a long time, which greatly saves the cost.
[0034] In the design process of the injection tool, the clip type is adopted, the slotted part of the head can perfectly fit the connector glue injection part, and the glue injection can not be side leaked; the middle inner groove is preferably used for fixing the connector, so that the connector is prevented from deviating during the glue injection process, and the injection quality is ensured.
[0035] The above is only the best specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.
[0036] The contents not described in detail in the specification of the present application belong to the known technology of the person skilled in the art.
Claims
1. An electrical connector potting tool, comprising: The utility model provides a kind of electric connector injection device, including upper fixed clamp (1), lower fixed clamp (2), connecting piece (4) and torsion spring (3), wherein the inside of upper fixed clamp (1) is equipped with first ear (5), the inside of lower fixed clamp (2) is equipped with second ear (6), connecting piece (4) passes through first ear (5) and second ear (6) and connects upper fixed clamp (1) and lower fixed clamp (2), and upper fixed clamp (1) and lower fixed clamp (2) can rotate relative around connecting piece (4), torsion spring (3) is installed on connecting piece (4), the head of upper fixed clamp (1) is opened with first perfusion groove (7), the head of lower fixed clamp (2) is opened with second perfusion groove (8), when electric connector needs to be perfused, press torsion spring (3), so that upper fixed clamp (1) and lower fixed clamp (2) are in open state, put into electric connector and are fixed, then loosen torsion spring (3), so that upper fixed clamp (1) and lower fixed clamp (2) are in closed state, first perfusion groove (7) and second perfusion groove (8) are communicated to form perfusion area, and the glue injection part of electric connector is perfused through perfusion area.
2. An electrical connector potting tool as claimed in claim 1, wherein, The inside of the upper fixed clamp (1) is provided with a first fixed groove (9), and the inside of the lower fixed clamp (2) is symmetrically provided with a second fixed groove (10). The first fixed groove (9) and the second fixed groove (10) cooperate to fix the electric connector.
3. An electrical connector potting tool as claimed in claim 1, wherein, The torsion spring (3) is made of spring steel and has a V-shaped double-torsion-arm structure. The torsion spring (3) provides the elastic force required for the closing of the upper fixed clamp (1) and the lower fixed clamp (2). When the tail portions of the upper fixed clamp (1) and the lower fixed clamp (2) are pressed, the torsion spring (3) is twisted to store energy. When the tail portions of the upper fixed clamp (1) and the lower fixed clamp (2) are released, the torsion spring (3) releases the stored energy to close the upper fixed clamp (1) and the lower fixed clamp (2).
4. An electrical connector potting tool as claimed in claim 3, wherein, The torsion spring (3) installed on the connecting piece (4) is two.
5. An electrical connector potting tool as claimed in claim 3, wherein, The inside of the upper fixed clamp (1) and the lower fixed clamp (2) is provided with a plurality of spring fixing grooves for hooking or clamping the two torsion-arm ends of the torsion spring (3).
6. An electrical connector potting tool as claimed in claim 5, wherein, The torsion spring (3) is two, and the inside of the upper fixed clamp (1) and the lower fixed clamp (2) is respectively provided with four spring fixing grooves.
7. An electrical connector potting tool as claimed in claim 1, wherein, The connecting piece (4) has a cylindrical structure and passes through the pin holes formed in the ears of the upper fixed clamp (1) and the lower fixed clamp (2) to serve as the rotation axis of the upper fixed clamp (1) and the lower fixed clamp (2).
8. An electrical connector potting tool as claimed in claim 1, wherein, The head portions of the upper fixed clamp (1) and the lower fixed clamp (2), where the perfusion grooves are formed, have a symmetrical structure. When the first perfusion groove (7) and the second perfusion groove (8) are closed, a rectangular perfusion area is formed, and the four corners of the rectangle are chamfered.
9. An electrical connector potting tool according to claim 1 or 8, wherein, The first perfusion groove (7) and the second perfusion groove (8) communicate to form a perfusion area with an area smaller than that of the glue injection part of the electric connector.
10. An electrical connector potting tool as claimed in claim 9, wherein, The area of the perfusion area is 0.7-0.8 times the area of the glue injection part of the electric connector.