Injection mold of metal connector

Abstract

The utility model relates to the technical field of injection molding, in particular to an injection mold of a metal connector, which comprises a male mold block and an injection molding mechanism, the injection molding mechanism comprises a top plate, a female mold block, a plurality of mold cores, two exhaust components, a first wear-resistant component and a second wear-resistant component, the exhaust pipe in the existing exhaust assembly mainly provides a medium for air exchange for the female module, exchange of internal air and external air is achieved by pulling the release seat and driving the limiting plug, hot air in the female module is exhausted in time, the female module can be reset in time through the spring piece, the design structure is simple, use is easy, and the production efficiency is improved on the premise that product injection molding is not affected. The problems that the temperature of gas in the mold cavity is high, the contact pin is prone to fusing after being used for a long time, the exhaust effect is poor, and long-time exhaust cannot be achieved are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection molding technical field especially relates to a metal connector's injection mold. BACKGROUND

[0002] Injection molding is a method of industrial product production modeling, and the process parameter requirement of injection molding is high mold temperature, high pressure and high speed injection molding production, which can easily cause the gas in the mold cavity to be not timely discharged, resulting in the part having the phenomenon of difficult gas and burning, and the high pressure and high speed can easily produce burrs, and the tail end glue sealing position of the prior art is often connected by the arc surface to the plug mode, however, the curved surface not only increases the mold matching difficulty, but also is difficult to completely fit between the curved surface and the curved surface, and a gap is generated.

[0003] In the prior art, the patent (CN220198431U) proposes a metal connector injection mold, which comprises a connecting block, a mold cavity and a pin, the connecting block and the mold cavity are respectively provided with a pin slot one and a pin slot two for inserting the pin, the two ends of the pin are inserted into the pin slot one and the pin slot two respectively to realize the connection between the connecting block and the mold, the connecting block comprises a taking end and a connecting end, the area of the taking end connection surface is larger than that of the connecting end connection surface, and an exhaust groove is formed on the taking end connection surface outside the position in contact with the connecting end, the utility model increases the exhaust groove on the connecting block, realizes the timely discharge of gas in the injection molding process through the exhaust groove, avoids the generation of difficult gas or burning phenomenon of the part, and the arc surface at the tail end glue sealing position in the prior art is replaced by a plane, the plane and the plane are tightly connected, and the risk of burr formation is reduced.

[0004] However, in the above-mentioned prior art, the gas temperature in the mold cavity is high, the pin is easy to fuse after long time use, and the exhaust effect is poor, and long time exhaust cannot be realized. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a metal connector injection mold, which solves the problem of high gas temperature in the mold cavity in the prior art, easy to fuse after long time use of the pin, poor exhaust effect and inability to realize long time exhaust.

[0006] In order to achieve the above object, the utility model provides a kind of injection mold of metal connector, including male module and injection mechanism, the injection mechanism includes top plate, female module, multiple die, two exhaust components, first wear-resistant component and second wear-resistant component, the second wear-resistant component is fixedly connected with the male module, and located the inner wall of the male module, the first wear-resistant component and two the exhaust component are fixedly connected with the female module, and located the inner wall of the female module, each the die is fixedly connected with corresponding the male module and the female module respectively, and located the inboard of corresponding the male module and the female module respectively, the top plate is fixedly connected with the female module, and located the above of the female module, the female module is detachably connected with the male module, and located the above of the male module.

[0007] Wherein, each the exhaust component includes exhaust pipe, spring piece, release seat and limit plug, the limit plug is fixedly connected with the release seat, and located the inboard of the release seat, the release seat is fixedly connected with the spring piece, and located the outer end of the spring piece, the inner end of the spring piece is fixedly connected with the exhaust pipe, and located the outer end of the exhaust pipe, the exhaust pipe is fixedly connected with the female module, and located the inner wall of the female module.

[0008] Wherein, the first wear-resistant component includes first built-in frame and first wear-resistant frame, the first wear-resistant frame is fixedly connected with the first built-in frame, and located the inner wall of the first built-in frame, the first built-in frame is fixedly connected with the female module, and located the inner wall of the female module.

[0009] Wherein, the second wear-resistant component includes second built-in frame and second wear-resistant frame, the second wear-resistant frame is fixedly connected with the second built-in frame, and located the inner wall of the second built-in frame, the second built-in frame is fixedly connected with the male module, and located the inner wall of the male module.

[0010] Wherein, the male module includes male block and multiple insertion rods, each the insertion rod is fixedly connected with the male block, and located the above of the male block, the male block is detachably connected with the female module, and located the below of the female module.

[0011] The injection mold of metal connector of the utility model, the exhaust pipe in the exhaust component is mainly provided for the female module to exchange air medium, by pulling the release seat, the limit plug is driven to realize the exchange of internal and external air, hot air in the female module is discharged in time, and the spring piece can be reset in time, the design structure is simple, simple to use, under the premise of not affecting product injection, solve the problem that gas temperature in mold cavity is higher, and fuse after long time use, and exhaust effect is poor, cannot realize long time exhaust. ACCURACY OF DRAWINGS

[0012] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the accompanying drawings used in the description of the embodiments or the prior art will be briefly introduced below.

[0013] Figure 1 This is a schematic diagram of the overall structure of an injection mold for a metal connector according to this utility model.

[0014] Figure 2 This is a front view of an injection mold for a metal connector according to this utility model.

[0015] Figure 3 This is the utility model Figure 2 A sectional view along line AA.

[0016] Figure 4 This is the utility model Figure 3 BB line section view.

[0017] Figure 5 This is the utility model Figure 3 Enlarged view of the local structure at point C.

[0018] Figure 6 This is the utility model Figure 4 DD-line sectional view.

[0019] In the diagram: 101-male module, 102-injection mechanism, 103-top plate, 104-female module, 105-mold core, 106-venting assembly, 107-first wear-resistant assembly, 108-second wear-resistant assembly, 109-venting pipe, 110-spring component, 111-release seat, 112-limiting plug, 113-first internal frame, 114-first wear-resistant frame, 115-second internal frame, 116-second wear-resistant frame, 117-male block, 118-insertion rod. Detailed Implementation

[0020] The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, but should not be construed as limiting the present invention.

[0021] Please see Figures 1-6 ,in Figure 1 This is a schematic diagram of the overall structure of an injection mold for a metal connector according to this utility model. Figure 2 This is a front view of an injection mold for a metal connector according to this utility model. Figure 3 This is the utility model Figure 2 AA-line sectional view, Figure 4 This is the utility model Figure 3 BB line section view,Figure 5 is the utility model Figure 3 The partial structure amplification drawing of C at the utility model Figure 6 is the utility model Figure 4 D-D line section view of the utility model.

[0022] The utility model provides a kind of injection mould of metal connector, including male module 101 and injection mechanism 102, the injection mechanism 102 includes top plate 103, female module 104, multiple blocks of die 105, two exhaust components 106, first wear-resistant component 107 and second wear-resistant component 108, each described exhaust component 106 includes exhaust pipe 109, spring piece 110, release seat 111 and limit plug 112, the first wear-resistant component 107 includes first built-in frame 113 and first wear-resistant frame 114, the second wear-resistant component 108 includes second built-in frame 115 and second wear-resistant frame 116, the male module 101 includes male block body 117 and multiple plug rods 118.

[0023] For this specific embodiment, the second wear-resistant component 108 is fixedly connected with the male module 101, the first wear-resistant component 107 and the two exhaust components 106 are fixedly connected with the female module 104, each die 105 is fixedly connected with the corresponding male module 101 and female module 104, the top plate 103 is fixedly connected with the female module 104, the female module 104 is detachably connected with the male module 101, the limit plug 112 is fixedly connected with the release seat 111, the release seat 111 is fixedly connected with the spring piece 110, the inner end of the spring piece 110 is fixedly connected with the exhaust pipe 109, the exhaust pipe 109 is fixedly connected with the female module 104, the first wear-resistant frame 114 is fixedly connected with the first built-in frame 113, the first built-in frame 113 is fixedly connected with the female module 104, the second wear-resistant frame 116 is fixedly connected with the second built-in frame 115, the second built-in frame 115 is fixedly connected with the male module 101, each plug rod 118 is fixedly connected with the male block body 117, the male block body 117 is detachably connected with the female module 104, the exhaust pipe 109 in the exhaust component 106 is mainly provided for the female module 104 to exchange air, by pulling the release seat 111, the limit plug 112 is driven to exchange air inside and outside, and the hot air in the female module 104 is discharged in time, and the spring piece 110 can reset in time, the design structure is simple, and the product injection is not affected, the gas temperature in the cavity is high, the pin is easily fused after long time use, and the exhaust effect is poor, which cannot realize long time exhaust.

[0024] The second wear-resistant component 108 is located on the inner wall of the male module 101, the first wear-resistant component 107 and the two exhaust components 106 are located on the inner wall of the female module 104, each of the mold cores 105 is located on the inner side of the corresponding male module 101 and female module 104, the top plate 103 is located above the female module 104, the female module 104 is located above the male module 101, and the inner side of each of the mold cores 105 is provided with a limiting pin to keep the precision and accuracy of the connection between the female module 104 and the male block 117.

[0025] Secondly, the limiting plug 112 is located on the inner side of the release seat 111, the release seat 111 is located on the outer end of the spring member 110, the inner end of the spring member 110 is located on the outer end of the exhaust pipe 109, the exhaust pipe 109 is located on the inner wall of the female module 104, the first wear-resistant frame 114 is located on the inner wall of the first built-in frame 113, the first built-in frame 113 is located on the inner wall of the female module 104, the second built-in frame 115 provides mounting support for the second wear-resistant frame 116, and the first built-in frame 113 is the same. The setting of the two wear-resistant frames can avoid that the injection molding product directly contacts the female module 104 and the male block 117, thereby prolonging the service life, and also avoiding that the injection molding product is not easy to separate after being processed, ensuring that the product is formed without affecting the subsequent separation of the product.

[0026] Meanwhile, the second wear-resistant frame 116 is located on the inner wall of the second built-in frame 115, the second built-in frame 115 is located on the inner wall of the male module 101, each of the insertion rods 118 is located above the male block 117, the male block 117 is located below the female module 104, and it should be noted that the lower side of the female module 104 has an insertion slot matched with the insertion rod 118, the insertion rod 118 is connected with the female module 104 in an insertion clamping mode, the tightness of the connection between the male block 117 and the female module 104 is kept, and after raw materials are injected into the second wear-resistant frame 116 on the inner side of the male block 117 and the first wear-resistant frame 114 on the inner side of the female module 104, the male block 117 and the female module 104 are closed, according to the processing time, the release seat 111 on both sides of the female module 104 can be manually pulled, or an external traction device can be connected to drive the release seat 111 to move, after the release seat 111 is pulled, the limiting plug 112 is synchronously moved, and the outside air is communicated with the air in the female module 104, thereby releasing the gas in the male block 117 and the female module 104, and due to the setting of the spring member 110, after the pulling of the release seat 111 is stopped, the release seat 111 is reset, and the limiting plug 112 is driven to cover the outer end of the exhaust pipe 109 again, avoiding the exchange of air between the inside and outside of the female module 104.

[0027] In the embodiment, the inner side of each of the mold cores 105 is provided with a limiting plug to keep the connection between the female mold block 104 and the male block body 117 accurate and precise, the second built-in frame 115 provides mounting support for the second wear-resistant frame 116, and the first built-in frame 113 does the same. The arrangement of the two wear-resistant frames can avoid direct contact of the injection molded product with the female mold block 104 and the male block body 117, thereby prolonging the service life and also avoiding the difficulty of separating the injection molded product after processing, ensuring product forming without affecting subsequent product separation. It should be noted that the female mold block 104 has a slot on the lower side that is adapted to the plug rod 118, and the plug rod 118 is connected to the female mold block 104 by plug-in clamping, keeping the male block body 117 and the female mold block 104 connected tightly. After the second wear-resistant frame 116 inside the male block body 117 and the first wear-resistant frame 114 inside the female mold block 104 are injected with raw materials, the male block body 117 and the female mold block 104 are closed. According to the processing time, the release seat 111 on both sides of the female mold block 104 can be manually pulled, or an external traction device can be connected to move the release seat 111. After the release seat 111 is pulled, the limiting plug 112 moves synchronously, and the outside air is connected with the air inside the female mold block 104, thereby releasing the gas inside the male block body 117 and the female mold block 104. Due to the arrangement of the spring member 110, after stopping pulling the release seat 111, the release seat 111 resets and drives the limiting plug 112 to cover the outer end of the exhaust pipe 109 again, avoiding the exchange of air inside and outside the female mold block 104.

[0028] The above disclosure is only one or more preferred embodiments of the present application, which cannot limit the scope of the present application. Those skilled in the art can understand that the implementation of all or part of the above-mentioned embodiments, and the equivalent changes made according to the claims of the present application, still belong to the scope covered by the present application.

Claims

1. An injection mold for a metal connector, comprising a male module, characterized in that, It also includes an injection molding mechanism, which comprises a top plate, a female module, multiple mold cores, two venting components, a first wear-resistant component, and a second wear-resistant component. The second wear-resistant component is fixedly connected to the male module and located on the inner wall of the male module. The first wear-resistant component and the two venting components are both fixedly connected to the female module and located on the inner wall of the female module. Each mold core is fixedly connected to the corresponding male module and the female module and located on the inner side of the corresponding male module and the female module. The top plate is fixedly connected to the female module and located above the female module. The female module is detachably connected to the male module and located above the male module.

2. The injection mold for the metal connector as described in claim 1, characterized in that, Each of the exhaust components includes an exhaust pipe, a spring, a release seat, and a limiting plug. The limiting plug is fixedly connected to the release seat and located inside the release seat. The release seat is fixedly connected to the spring and located at the outer end of the spring. The inner end of the spring is fixedly connected to the exhaust pipe and located at the outer end of the exhaust pipe. The exhaust pipe is fixedly connected to the mother module and located on the inner wall of the mother module.

3. The injection mold for the metal connector as described in claim 2, characterized in that, The first wear-resistant component includes a first inner frame and a first wear-resistant frame. The first wear-resistant frame is fixedly connected to the first inner frame and is located on the inner wall of the first inner frame. The first inner frame is fixedly connected to the mother module and is located on the inner wall of the mother module.

4. The injection mold for the metal connector as described in claim 3, characterized in that, The second wear-resistant component includes a second inner frame and a second wear-resistant frame. The second wear-resistant frame is fixedly connected to the second inner frame and is located on the inner wall of the second inner frame. The second inner frame is fixedly connected to the male module and is located on the inner wall of the male module.

5. The injection mold for the metal connector as described in claim 4, characterized in that, The male module includes a male block and multiple insert rods. Each insert rod is fixedly connected to the male block and located above the male block. The male block is detachably connected to the female module and located below the female module.

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