CN213947325U - Navigator shell injection mold - Google Patents

Abstract

A navigator shell injection mold, comprising: the fixing assembly comprises an upper template and an upper die fixing plate; the cavity assembly comprises an upper mold core and a lower mold core, the upper mold core and the lower mold core are arranged oppositely, an upper shell forming groove is formed in the upper mold core, and a lower shell forming groove is formed in the lower mold core; the side core-pulling assembly comprises a core-pulling block and a core-pulling driving block, a core-pulling hole is formed in the side face of the upper die core, the core-pulling hole is communicated with the upper shell forming groove, the core-pulling block is arranged in the core-pulling hole in a sliding mode, a clearance hole is formed in the upper die plate, one end of the core-pulling driving block is connected with the upper die fixing plate, the other end of the core-pulling driving block penetrates through the clearance hole and abuts against the core-pulling block, and the core-pulling driving block is used for driving the core-pulling block to move close to or far away from the upper die plate. The utility model discloses a navigator shell injection mold makes the hole edge of louvre not fragile on the product through the structural design to the die cavity subassembly to the quality and the manufacturing accuracy of product have been improved.

Description

Navigator shell injection mold

Technical Field

The utility model relates to a mold design field especially relates to a navigator shell injection mold.

Background

As shown in fig. 1 and 2, a navigator shell component 20 is provided, where the navigator shell component 20 is mainly used for a navigator of an automobile, the automobile navigator is a commonly used navigator of the automobile at present, and nowadays, the navigator shell component 20 is generally manufactured by injecting glue into a navigator shell component mold through an injection molding machine, and the navigator shell component 20 can be manufactured quickly and in batch through an injection molding process.

The bottom of navigator shell part 20 is provided with cavity groove 21, and 20 tops of navigator shell part are provided with a plurality of louvres 22, a plurality of louvres 22 and cavity groove 21 intercommunication, still are provided with bar groove 23 on the 20 tops of navigator shell part, bar groove 23 and a plurality of louvres 22 intercommunication, because louvre 22 is more weak with the junction in bar groove 23, the edge in hole is damaged very easily to current mould when shaping louvre 22. Besides, the side surface of the navigator shell part 20 is provided with a card inserting hole 24, the card inserting hole 24 is communicated with the cavity groove 21, in a conventional injection molding means, an air cylinder or an oil cylinder arranged on the side surface of a mold is generally used for pushing a slide block to move so as to form the card inserting hole 24, but in the conventional injection molding means, an additional air cylinder or an additional oil cylinder is required to be additionally arranged, the cost is higher, the structure is complex, the production stability is not high, and the improvement of the profit margin of a manufacturer is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the weak point among the prior art, providing one kind and can make the edge of the louvre on the injection moulding product not fragile, and can insert the navigator shell part injection mold in card hole under the circumstances that does not use extra driving piece.

The purpose of the utility model is realized through the following technical scheme:

a navigator shell injection mold, comprising:

the fixing assembly comprises an upper template and an upper die fixing plate, and the upper template is connected with the upper die fixing plate;

the die cavity assembly comprises an upper die core and a lower die core, the upper die core is connected with one surface of the upper die plate, which is far away from the upper die fixing plate, the upper mold core and the lower mold core are arranged oppositely, an upper shell forming groove is arranged on one surface of the upper mold core close to the lower mold core, a strip-shaped part is arranged in the upper shell forming groove, a glue inlet hole is also arranged on the upper die core, a lower shell forming groove is arranged on one surface of the lower die core close to the upper die core, a boss part is arranged in the lower shell molding groove, a plurality of heat dissipation molding blocks are arranged at the top end of the boss part, one end of the heat dissipation forming block far away from the lower die core is smaller than one end of the heat dissipation forming block close to the lower die core, the lower die core is also provided with a material handle groove and a material inlet hole, the material handle groove is used for being communicated with the rubber inlet hole, and the material inlet hole is used for communicating the material handle groove with the lower shell forming groove; and

the side subassembly of loosing core, the side subassembly of loosing core is including the core-pulling block and the drive block of loosing core, be provided with the core-pulling hole on the side of upper die benevolence, the core-pulling hole with upper shell shaping groove intercommunication, the core-pulling block slide set up in the core-pulling hole, the clearance hole has been seted up on the cope match-plate pattern, core-pulling drive block one end with it connects to go up the fixed plate, the drive block other end of loosing core passes keep away the clearance hole with the butt of core-pulling block, the drive block of loosing core is used for the drive the core-pulling block is done and is close to or keeps away from the motion of cope match-plate pattern.

In one embodiment, the fixing assembly further comprises a plug screw, the plug screw is screwed on one surface of the upper die fixing plate close to the upper die plate, and the plug screw penetrates through the upper die plate.

In one embodiment, the upper mold core is provided with a first cooling channel.

In one embodiment, the lower mold core is provided with a second cooling channel.

In one embodiment, an inclined groove is formed in one end, away from the upper die core, of the core pulling block, an inclined convex portion is formed in one end, away from the upper die fixing plate, of the core pulling driving block, and the inclined convex portion is contained in the inclined groove.

In one embodiment, the core pulling block comprises a core pulling fixed block and a core pulling contact block, the core pulling contact block is connected with the core pulling fixed block, and the core pulling contact block is used for being abutted to the boss portion.

In one embodiment, a clamping groove is formed in one surface, close to the upper mold core, of the core pulling fixed block, a clamping portion is arranged on one surface, close to the core pulling fixed block, of the core pulling contact block, and the clamping portion is contained in the clamping groove.

In one embodiment, the lower mold core is provided with a reinforcing rib groove.

In one embodiment, the navigator shell injection mold further comprises an ejection assembly, the ejection assembly comprises a thimble, a straight top hole is formed in the lower mold core, the straight top hole is communicated with the lower shell molding groove, and the thimble penetrates through the straight top hole.

In one embodiment, the ejection assembly further includes an ejection fixing plate, the ejection fixing plate is located on one side of the lower mold core away from the upper mold core, and the ejection fixing plate is connected to the ejector pin.

Compared with the prior art, the utility model discloses at least, following advantage has:

the utility model discloses a navigator shell injection mold looses core the subassembly through setting up fixed subassembly, die cavity subassembly and side for card insertion hole, louvre and bar groove characteristic on the navigator shell part can the utility model discloses a navigator shell injection mold in one shot forming come out, make the hole edge of louvre be difficult for damaging at the drawing of patterns in-process on the product through the structural design to the die cavity subassembly, avoided extra manufacturing procedure moreover, thereby improved the quality and the manufacturing accuracy of product. Through the structure to the piece of loosing core design for the dismouting between fixed block of loosing core and the contact piece of loosing core is more convenient, and does not influence the stability of the production of moulding plastics. The utility model discloses a navigator shell injection mold still makes the drawing of patterns of product more smooth and easy through addding ejecting subassembly, through addding ejecting fixed plate in ejecting subassembly to make the thimble be connected with ejecting fixed plate, thereby make and promote the ejecting product of thimble more convenient, and then improve production efficiency and production stability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of a housing component of a navigator;

FIG. 2 is a schematic view of another angle of the housing components of the navigator of FIG. 1;

fig. 3 is a schematic structural view of an injection mold for a navigator shell in an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a fixing assembly of the navigator shell injection mold in FIG. 3;

FIG. 5 is a schematic structural diagram of an upper mold core of the navigator shell injection mold in FIG. 3;

FIG. 6 is a schematic structural diagram of a side core pulling assembly of the navigator shell injection mold in FIG. 3;

fig. 7 is a schematic structural diagram of another view angle of the navigator shell injection mold in an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of an ejection assembly of the navigator housing injection mold in FIG. 3;

fig. 9 is a schematic structural diagram of another view angle of the navigator shell injection mold in an embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 3, 5 and 8, an injection mold 10 for a navigator shell includes:

the fixing assembly 100, the fixing assembly 100 includes an upper mold plate 110 and an upper mold fixing plate 120, the upper mold plate 110 is connected with the upper mold fixing plate 120;

the die cavity assembly 200 comprises an upper die core 210 and a lower die core 220, the upper die core 210 is connected with one surface of the upper die plate 110 far away from the upper die fixing plate 120, the upper die core 210 and the lower die core 220 are oppositely arranged, one surface of the upper die core 210 close to the lower die core 220 is provided with an upper shell forming groove 211, a strip-shaped part 212 is arranged in the upper shell forming groove 211, the upper die core 210 is also provided with a glue inlet hole 213, one surface of the lower die core 220 close to the upper die core 210 is provided with a lower shell forming groove 221, a boss part 222 is arranged in the lower shell forming groove 221, the top end of the boss part 222 is provided with a plurality of heat dissipation forming blocks 223, one end of each heat dissipation forming block 223 far away from the lower die core 220 is smaller than one end of each heat dissipation forming block 223 close to the lower die core 220, the lower die core 220 is also provided with a material handle groove 224 and a material inlet hole 225, the material handle groove 224 is used for communicating with the glue inlet hole 213, and the material inlet hole 225 is used for communicating the material handle groove 224 with the lower shell forming groove 221; and

the side core-pulling assembly 300 comprises a core-pulling block 310 and a core-pulling driving block 320, a core-pulling hole 214 is formed in the side face of an upper mold core 210, the core-pulling hole 214 is communicated with an upper shell molding groove 211, the core-pulling block 310 is arranged in the core-pulling hole 214 in a sliding mode, a clearance hole 111 is formed in an upper mold plate 110, one end of the core-pulling driving block 320 is connected with an upper mold fixing plate 120, the other end of the core-pulling driving block 320 penetrates through the clearance hole 111 to abut against the core-pulling block 310, and the core-pulling driving block 320 is used for driving the core-pulling block 310 to move close to or far away from the upper mold plate 110.

Referring to fig. 4, it should be noted that the upper mold plate 110 is connected to the upper mold fixing plate 120, and the upper mold plate 110 may be connected to the upper mold fixing plate 120 through a common bolt, but it should be noted that the upper mold plate 110 is not fixed to the upper mold fixing plate 120 through a bolt, but has a certain moving space relative to the upper mold fixing plate 120, so that when the mold is opened, the upper mold plate 110 is driven by the bolt fixed to the upper mold fixing plate 120 to move after the upper mold fixing plate 120 moves a certain distance relative to the upper mold plate 110. In this embodiment, a threaded hole is formed in the upper mold fixing plate 120, a bolt through hole is formed in the upper mold plate 110, a bolt penetrates through the bolt through hole and is in threaded connection with the threaded hole formed in the upper mold fixing plate 120, at this time, the head of the bolt still has a certain distance relative to the upper mold plate 110, so, during mold opening, after the upper mold fixing plate 120 moves a certain distance in the direction away from the upper mold plate 110, the head of the bolt abuts against the upper mold plate 110, the upper mold fixing plate 120 continues to move, and the upper mold plate 110 continues to move under the driving of the bolt fixed on the upper mold fixing plate 120.

Referring to fig. 5 and 8, the upper mold core 210 may be fixedly connected to a surface of the upper mold plate 110 away from the upper mold fixing plate 120 by bolts, the upper mold core 210 is disposed opposite to the lower mold core 220, an upper housing forming groove 211 is formed on a surface of the upper mold core 210 close to the lower mold core 220, a bar portion 212 is disposed in the upper housing forming groove 211, the bar portion 212 is used for forming a bar groove 23 of the navigator shell component 20, a lower housing forming groove 221 is formed on a surface of the lower mold core 220 close to the upper mold core 210, a boss portion 222 is disposed in the lower housing forming groove 221, the boss portion 222 is used for extending into the upper housing forming groove 211 to form a cavity groove 21 of the navigator shell component 20, a plurality of heat dissipation forming blocks 223 are disposed at a top end of the boss portion 222, after mold assembly, the plurality of heat dissipation molding blocks 223 are abutted against the bar portions 212 provided in the upper case molding groove 211, and the heat dissipation molding blocks 223 are used for molding the heat dissipation holes 22 of the navigator case component 20. Particularly, the end of the heat dissipation forming block 223 far away from the lower mold core 220 is smaller than the end of the heat dissipation forming block 223 near the lower mold core 220, that is, the heat dissipation forming block 223 is a tapered structure with a small top and a large bottom, so, after the product is formed, when the heat dissipation forming block 223 is drawn out of the product for demolding, the heat dissipation forming block 223 is easily drawn out of the product due to the tapered structure with the small top and the large bottom of the heat dissipation forming block 223, thereby reducing the damage risk at the edge of the heat dissipation hole 22 during demolding, further reducing the reject ratio of the product, and improving the production quality of the product.

Referring to fig. 9, a glue inlet hole 213 is formed in the upper mold core 210, a material handle groove 224 and a material inlet hole 225 are further formed in the lower mold core 220, the material handle groove 224 is used for being communicated with the glue inlet hole 213, and the material inlet hole 225 is used for being communicated with the material handle groove 224 and the lower housing forming groove 221. The sizing material gets into in the material handle groove 224 through advancing gluey hole 213, get into the inferior valve shaping groove 221 from the material handle groove 224 again and can make the sizing material more even when getting into inferior valve shaping groove 221, so that the surface quality of product is higher, in addition, the sizing material can make operating personnel can directly observe the sizing material in the material handle groove 224 after the die sinking through the material handle groove 224 reentrant inferior valve shaping groove 221 in, thereby make things convenient for operating personnel to judge the quality of sizing material, and the quality problem of discovery sizing material in time.

Referring to fig. 7, a clearance hole 111 is formed in the upper mold plate 110, one end of the core pulling driving block 320 may be connected to the upper mold fixing plate 120 through a bolt, the other end of the core pulling driving block 320 passes through the clearance hole 111 to abut against the core pulling block 310, a core pulling hole 214 is formed in a side surface of the upper mold core 210, the core pulling hole 214 is communicated with the upper shell forming groove 211, the core pulling block 310 is slidably disposed in the core pulling hole 214, when the core pulling driving block 320 moves along with the upper mold fixing plate 120, the core pulling driving block 320 drives the core pulling block 310 to move close to or away from the lower shell forming groove 221, one end of the core pulling driving block 320 away from the upper mold fixing plate 120 may be an inclined guide pillar structure, in this embodiment, one end of the inclined guide pillar away from the upper mold core 120 may be inclined in a direction away from the upper mold core 210, an inclined guide hole may be disposed on the core pulling block 310, the inclined direction of the inclined guide pillar is the same as that of the inclined guide pillar, and the inclined guide pillar is matched with the inclined guide pillar, in this way, the up-and-down movement of the inclined guide post on the core back driving block 320 can drive the core back block 310 to move away from or close to the lower casing forming groove 221.

Specifically, the utility model discloses a compound die action process of navigator shell injection mold 10 as follows: in an initial state, the upper mold core 210 is separated from the lower mold core 220, a certain distance is left between the upper mold fixing plate 120 and the upper mold plate 110, the screw is fixed on the upper mold fixing plate 120, the head of the screw abuts against one side of the upper mold plate 110 far from the upper mold fixing plate 120, then, the lower mold core 220 is driven by a person or an injection molding machine to move towards the direction close to the upper mold core 210, after the lower mold core 220 abuts against the upper mold core 210, the lower mold core 220 drives the upper mold core 210 to move towards the direction close to the upper mold fixing plate 120, because the upper mold core 210 is fixedly connected with the upper mold plate 110, the upper mold plate 110 is driven by the upper mold core 210 to move towards the direction close to the upper mold fixing plate 120, during the moving process, the distance between the upper mold plate 110 and the upper mold fixing plate 120 is gradually reduced, the head of the screw is separated from the upper mold plate 110 and gradually moves towards the direction far from the upper mold plate 110, the core pulling block 310 is slidably disposed in the core pulling hole 214 on the upper mold core 210, so that the core pulling slider moves along with the upper mold core 210 in a direction close to the upper mold fixing plate 120, the core pulling slider is pushed by the core pulling driving block 320 to move in a direction close to the upper mold core 210, when the upper mold plate 110 abuts against the upper mold fixing plate 120, the core pulling slider moves to a limit position closest to the upper mold core 210, the core pulling slider is inserted into the upper casing forming groove 211 at this time, and after glue injection, the core pulling slider forms the card inserting hole 24 of the navigator shell component 20.

Referring to fig. 4, in one embodiment, the fixing assembly 100 further includes a driving screw 130, the driving screw 130 is screwed on a surface of the upper fixing plate 120 close to the upper mold plate 110, and the driving screw 130 penetrates through the upper mold plate 110. It should be noted that the hardness of the driving screw 130 is higher than that of a common screw, the wear resistance is better than that of a common screw, and the driving screw 130 can be better matched with the upper mold plate 110, so as to improve the movement precision of the upper mold plate 110 relative to the upper mold fixing plate 120.

Referring to fig. 5, in one embodiment, the upper mold core 210 has a first cooling channel 215.

Referring to fig. 8, in one embodiment, the lower mold core 220 is provided with a second cooling channel 226.

It is noted that after the plastic melt is injected into the mold cavity, the mold is often required to have different temperatures, which has a great influence on the cooling rate of the product, and thus on the internal stresses, crystallization and orientation effects in the product, so that the temperature control is necessary in order to control the cooling rate. The first cooling channel 215 may be connected to an external cooling water circulation system, so that the first cooling channel 215 on the upper mold core 210 may pass through water flow, thereby adjusting the temperature of the upper mold core 210, and similarly, the second cooling channel 226 may be connected to the external cooling water circulation system, so that the second cooling channel 226 on the lower mold core 220 may pass through water flow, thereby adjusting the temperature of the lower mold core 220. Through the arrangement, the temperature can be quickly reduced, the mold stripping speed of the product is accelerated, and therefore the production efficiency is improved.

Referring to fig. 6, in one embodiment, an inclined groove 311 is disposed at an end of the core pulling block 310 away from the upper mold core 210, an inclined protrusion 321 is disposed at an end of the core pulling driving block 320 away from the upper mold fixing plate 120, and the inclined protrusion 321 is received in the inclined groove 311. It should be noted that, in the present embodiment, the inclined convex portion 321 is disposed obliquely relative to the upper mold fixing plate 120, the inclined groove 311 is disposed obliquely relative to the upper mold core 210, the inclined convex portion 321 is accommodated in the inclined groove 311, the inclined convex portion 321 may be in a T-shaped block structure, and the inclined groove 311 may be in a T-shaped groove structure, so that the inclined convex portion 321 slides more smoothly and more stably relative to the inclined groove 311, thereby improving the stability of the whole mold.

In one embodiment, the core pulling block 310 includes a core pulling fixing block 312 and a core pulling contact block 314, the core pulling contact block 314 is connected to the core pulling fixing block 312, and the core pulling contact block 314 is configured to abut against the boss portion 222. It should be noted that, in the actual production process, the contact block 314 of loosing core constantly butts against the boss portion 222, breaks away from, and the contact block 314 of loosing core can take place inevitable wearing and tearing, and the contact block 314 of loosing core and the fixed block 312 of loosing core can pass through bolted connection to make the contact block 314 of loosing core become a detachable construction, so, after the contact block 314 of loosing core damages, can only change the contact block 314 of loosing core, thereby reach the purpose of sparingly mould use cost.

Referring to fig. 6 again, in one embodiment, a clamping groove 313 is formed on a surface of the core back fixing block 312 close to the upper mold core 210, a clamping portion 315 is formed on a surface of the core back contact block 314 close to the core back fixing block 312, and the clamping portion 315 is received in the clamping groove 313. It should be noted that, through the cooperation between clamping portion 315 and the clamping groove 313, clamping portion 315 can be firmly embedded into clamping groove 313, and also can conveniently dismantle core pulling fixed block 312 and contact block 314 of loosing core while guaranteeing stability, thereby improving the efficiency of the maintenance and the replacement accessory of the mold.

Referring to fig. 8, in one embodiment, the lower mold core 220 is formed with a stiffener groove 227. It should be noted that, because the navigator shell component 20 is a thin-walled component, it is easily damaged when demolding, and it is also easily damaged when it is installed as the navigator shell component 20 in cooperation with other components, in order to improve the strength of the navigator shell component 20 and make it not easily damaged when demolding, the lower mold core 220 is provided with the reinforcing rib groove 227, and the reinforcing rib groove 227 is provided on the lower mold core 220 to form a reinforcing rib on the side wall of the navigator shell component 20, thereby improving the strength of the navigator shell component 20.

Referring to fig. 8, in one embodiment, the navigator shell injection mold 10 further includes an ejection assembly 400, the ejection assembly 400 includes a thimble 410, the lower mold core 220 is provided with a straight top hole 228, the straight top hole 228 is communicated with the lower shell molding groove, and the thimble 410 is inserted into the straight top hole 228. It should be noted that, during the injection molding process, the thimble 410 is inserted into the straight top hole 228, and one end of the thimble 410 close to the lower mold core 220 blocks the connection between the lower casing molding groove 221 and the straight top hole 228, so that the glue solution does not leak out of the straight top hole 228 during the injection molding process. After the injection molding is completed, the thimble 410 may be pushed by a manual or mechanical hand to move toward the lower mold core 220, one end of the thimble 410 close to the lower mold core 220 abuts against the product, and during the movement of the thimble 410 toward the lower mold core 220, the thimble 410 ejects the product from the lower mold cavity 221, so that the product is smoothly demolded.

Referring to fig. 8 again, in one embodiment, the ejection assembly 400 further includes an ejection fixing plate 420, the ejection fixing plate 420 is located on a side of the lower mold core 220 away from the upper mold core 210, and the ejection fixing plate 420 is connected to the ejector pin 410. It should be noted that the end of the thimble 410 is relatively thin and inconvenient to clamp, so the thimble 410 is connected to the ejection fixing plate 420 by electric welding, for example, the thimble 410 is welded to the ejection fixing plate 420, so that the thimble 410 can be driven to move by pushing the ejection fixing plate 420, so that the ejection operation is simpler and more convenient.

Compared with the prior art, the utility model discloses at least, following advantage has:

the utility model discloses a navigator shell injection mold 10 is through setting up fixed subassembly 100, die cavity subassembly 200 and side subassembly 300 of loosing core for card inserting hole 24, louvre 22 and bar groove 23 characteristic on navigator shell part 20 can the utility model discloses a navigator shell injection mold 10 in one shot forming come out, make on the product hole edge of louvre 22 be difficult for damaging when the drawing of patterns through the structural design to die cavity subassembly 200, avoided extra manufacturing procedure moreover, thereby improved the quality and the manufacturing accuracy of product. Through the design to the structure of core pulling block 310 for the dismouting between core pulling fixed block 312 and the contact piece 314 of loosing core is more convenient, and does not influence the stability of the production of moulding plastics. The utility model discloses a navigator shell injection mold 10 still makes the drawing of patterns of product more smooth and easy through addding ejecting subassembly 400, through addding ejecting fixed plate 420 in ejecting subassembly 400 to make thimble 410 be connected with ejecting fixed plate 420, thereby make the ejecting product of promotion thimble 410 more convenient, and then improve production efficiency and production stability.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. The utility model provides a navigator shell injection mold which characterized in that includes:

the fixing assembly comprises an upper template and an upper die fixing plate, and the upper template is connected with the upper die fixing plate;

the die cavity assembly comprises an upper die core and a lower die core, the upper die core is connected with one surface of the upper die plate, which is far away from the upper die fixing plate, the upper mold core and the lower mold core are arranged oppositely, an upper shell forming groove is arranged on one surface of the upper mold core close to the lower mold core, a strip-shaped part is arranged in the upper shell forming groove, a glue inlet hole is also arranged on the upper die core, a lower shell forming groove is arranged on one surface of the lower die core close to the upper die core, a boss part is arranged in the lower shell molding groove, a plurality of heat dissipation molding blocks are arranged at the top end of the boss part, one end of the heat dissipation forming block far away from the lower die core is smaller than one end of the heat dissipation forming block close to the lower die core, the lower die core is also provided with a material handle groove and a material inlet hole, the material handle groove is used for being communicated with the rubber inlet hole, and the material inlet hole is used for communicating the material handle groove with the lower shell forming groove; and

the side subassembly of loosing core, the side subassembly of loosing core is including the core-pulling block and the drive block of loosing core, be provided with the core-pulling hole on the side of upper die benevolence, the core-pulling hole with upper shell shaping groove intercommunication, the core-pulling block slide set up in the core-pulling hole, the clearance hole has been seted up on the cope match-plate pattern, core-pulling drive block one end with it connects to go up the fixed plate, the drive block other end of loosing core passes keep away the clearance hole with the butt of core-pulling block, the drive block of loosing core is used for the drive the core-pulling block is done and is close to or keeps away from the motion of cope match-plate pattern.

2. The navigator shell injection mold of claim 1, wherein the fixing assembly further comprises a plug screw, the plug screw is screwed on a surface of the upper mold fixing plate close to the upper mold plate, and the plug screw is inserted into the upper mold plate.

3. The navigator shell injection mold of claim 1, wherein a first cooling channel is formed on the upper mold core.

4. The navigator shell injection mold of claim 1, wherein a second cooling channel is formed on the lower mold core.

5. The navigator shell injection mold according to claim 1, wherein a chute is disposed at one end of the core-pulling block away from the upper mold core, an inclined convex portion is disposed at one end of the core-pulling driving block away from the upper mold fixing plate, and the inclined convex portion is accommodated in the chute.

6. The navigator shell injection mold according to claim 1, wherein the core-pulling block is composed of a core-pulling fixed block and a core-pulling contact block, the core-pulling contact block is connected with the core-pulling fixed block, and the core-pulling contact block is used for abutting against the boss portion.

7. The navigator shell injection mold of claim 6, wherein a clamping groove is formed in one surface of the core-pulling fixed block close to the upper mold core, a clamping portion is formed in one surface of the core-pulling contact block close to the core-pulling fixed block, and the clamping portion is contained in the clamping groove.

8. The navigator shell injection mold of claim 1, wherein the lower mold core is provided with a reinforcing rib groove.

9. The navigator shell injection mold of claim 1, further comprising an ejection assembly, wherein the ejection assembly comprises a thimble, the lower mold core is provided with a straight top hole, the straight top hole is communicated with the lower housing forming groove, and the thimble is inserted into the straight top hole.

10. The navigator shell injection mold of claim 9, wherein the ejection assembly further comprises an ejection fixing plate, the ejection fixing plate is located on one side of the lower mold core away from the upper mold core, and the ejection fixing plate is connected with the ejector pin.

Images