CN215750492U

CN215750492U - Plastic mold convenient to control pouring flow

Info

Publication number: CN215750492U
Application number: CN202122234144.1U
Authority: CN
Inventors: 张绍龙
Original assignee: Shenzhen Taichangrong Plastic Mould Co ltd
Current assignee: Shenzhen Taichangrong Plastic Mould Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-02-08
Anticipated expiration: 2031-09-15

Abstract

The utility model discloses a plastic mold convenient for controlling pouring flow, which comprises a main body mold, a film pressing assembly and a fast assembly mechanism, wherein the film pressing assembly is arranged above the main body mold, the film pressing assembly is in telescopic connection with the main body mold, and the fast assembly mechanism is arranged above and below the inner part of the main body mold. This plastic mould convenient to control pouring flow, compare with current device, through sealed the pad, can be in the back to closing in bottom plate and die holder installation, seal the kneck, thereby can avoid taking place to leak when letting in the coolant liquid, through the feed liquor pipe, cooling chamber and drain pipe, can circulate the coolant liquid, thereby can carry out rapid cooling to the die holder after injection moulding, thereby be favorable to accelerating the shaping of article, through the conducting strip, can accelerate the absorption to the heat, thereby when the coolant liquid circulates, be favorable to taking away the heat fast, and then can improve the fashioned efficiency of cooling.

Description

Plastic mold convenient to control pouring flow

Technical Field

The utility model relates to the technical field of plastic molds, in particular to a plastic mold convenient for controlling pouring flow.

Background

The plastic mould is an industrial female mould, the release of new products can relate to plastics, and mainly comprises a female mould with a variable cavity and consisting of a female mould combined substrate, a female mould component and a female mould combined clamping plate, and a male mould with a variable core and consisting of a male mould combined substrate, a male mould component, a male mould combined clamping plate, a cavity cut-off component and a side cut-off combined plate.

The existing plastic mold cannot control the amount of pouring materials when in use, so that the problem of resource waste is easily caused by excessive material pouring when in injection molding.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a plastic mould convenient for controlling pouring flow, and aims to solve the problem that in the background art, the amount of pouring materials cannot be controlled during use, so that excessive pouring of the materials is easy to cause resource waste during injection molding.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a plastic mould convenient to control pouring flow, includes main part mould, pressure film subassembly and fast-assembling mechanism, the top of main part mould is provided with the pressure film subassembly, and is telescopic connection between pressure film subassembly and the main part mould, fast-assembling mechanism sets up in the inside top below of main part mould, and the inboard mid-mounting in top of main part mould has accuse to flow the mechanism, accuse is flowed the mechanism and is included servo motor, gear post, second electric jar and valve plate, servo motor's output is connected with the gear post, and is connected for rotating between servo motor and the gear post, servo motor's below one side is provided with the second electric jar, and the output of second electric jar is connected with the valve plate, be telescopic connection between second electric jar and the valve plate.

Preferably, the main part mould includes base, bottom plate, die holder, cooling chamber, sealed pad, feed liquor pipe and drain pipe, the bottom plate is installed to the top of base, and the top of bottom plate is provided with the die holder, the cooling chamber has been seted up to the inside below of die holder, and middle part a week in cooling chamber bonds and has sealed the pad, one side top of die holder is connected with the feed liquor pipe, and the opposite side below of die holder is connected with the drain pipe.

Preferably, the main body die further comprises a heat conducting fin, the heat conducting fin is arranged on the lower surface of the inner side of the lower die base, and the heat conducting fin is fixedly connected with the lower die base.

Preferably, the film pressing assembly comprises an upper supporting plate, an upper die base, a material injection cavity and a narrow opening, the upper die base is arranged below the upper supporting plate, the material injection cavity is formed in the middle of the inner side of the upper die base, and the narrow opening is formed in the bottom of the material injection cavity.

Preferably, the film pressing assembly further comprises guide posts, guide cylinders and springs, the guide posts are fixed on two sides of the lower portion of the upper supporting plate, the guide cylinders are connected below the guide posts, and the springs are arranged inside the guide cylinders.

Preferably, fast-assembling mechanism includes fixed ear, peg graft pole and first electric jar, the peg graft pole has been run through in the middle part of fixed ear, and one side of peg graft pole is connected with first electric jar.

Compared with the prior art, the utility model provides the plastic mold convenient for controlling the pouring flow, which has the following beneficial effects: this plastic mould can take away the heat fast, and then can improve the fashioned efficiency of cooling, and can save time when the workman maintains the device in the later stage, and the flow of control pouring simultaneously, and make the flow of control pouring more accurate.

1. According to the utility model, the sealing gasket is used for sealing the interface after the lower support plate and the lower die holder are installed and closed, so that leakage can be avoided when cooling liquid is introduced, the cooling liquid can be circulated through the liquid inlet pipe, the cooling cavity and the liquid outlet pipe, and the lower die holder can be quickly cooled after injection molding, so that the forming of an object can be accelerated, the heat absorption can be accelerated through the heat conducting fins, the heat can be taken away quickly when the cooling liquid circulates, and the forming efficiency of cooling can be improved;

2. according to the utility model, through the material injection cavity, the molten liquid can be circulated for pouring, through the narrow opening, a small amount of molten liquid can be reserved at the bottom of the material injection cavity after pouring, so that after forming, the excessive part can be pulled, thereby facilitating the mold stripping, meanwhile, the material is thinner after forming at the narrow opening, thereby facilitating the cutting of the excessive part, through the spring, the stress can be buffered when moving downwards, thereby avoiding the damage of the device due to the excessive stress during continuous processing, through the first electric cylinder, the insertion rod can be driven to move left and right, thereby rapidly disassembling and assembling the upper supporting plate and the upper mold base, so that the time can be saved during the maintenance of the device by later workers, and meanwhile, the upper mold base can be replaced;

3. the valve plate can be driven to move left and right through the second electric cylinder, so that the pouring flow can be controlled by controlling the gap between the valve plate and the material injection cavity, the gear column can be driven to rotate through the servo motor, the descending flow of the molten liquid can be controlled by the rotation speed, and the molten liquid is matched with the second electric cylinder, so that the pouring flow can be controlled more accurately, and the phenomenon of waste caused by excessive molten liquid pouring is avoided.

Drawings

FIG. 1 is a schematic overall elevational cross-sectional structural view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention.

In the figure: 1. a main body mold; 101. a base; 102. a lower supporting plate; 103. a lower die holder; 104. a cooling chamber; 105. a gasket; 106. a liquid inlet pipe; 107. a liquid outlet pipe; 108. a heat conductive sheet; 2. a film pressing assembly; 201. an upper supporting plate; 202. an upper die holder; 203. a material injection cavity; 204. a narrow opening; 205. a guide post; 206. a guide cylinder; 207. a spring; 3. a quick-mounting mechanism; 301. fixing the ear; 302. a plug rod; 303. a first electric cylinder; 4. a flow control mechanism; 401. a servo motor; 402. a gear post; 403. a second electric cylinder; 404. a valve plate.

Detailed Description

As shown in FIG. 1, a plastic mold convenient for controlling pouring flow comprises a main body mold 1, a film pressing component 2 and a fast-assembling mechanism 3, wherein the film pressing component 2 is arranged above the main body mold 1, the film pressing component 2 is telescopically connected with the main body mold 1, the fast-assembling mechanism 3 is arranged above and below the main body mold 1, the flow control mechanism 4 is arranged in the middle of the upper inner side of the main body mold 1, a base 101, a lower support plate 102, a lower mold base 103, a cooling cavity 104, a sealing gasket 105, a liquid inlet pipe 106 and a liquid outlet pipe 107 are arranged above the base 101, the lower support plate 102 is arranged above the lower support plate 103, the cooling cavity 104 is arranged below the inner part of the lower mold base 103, the sealing gasket 105 is bonded on the middle of the cooling cavity 104 in a circle, the liquid inlet pipe 106 is connected above one side of the lower mold base 103, the liquid outlet pipe 107 is connected below the other side of the lower mold base 103, and the sealing gasket 105 is arranged, the lower support plate 102 and the lower die holder 103 can be installed and closed, the interface is sealed, leakage can be avoided when cooling liquid is introduced, the cooling liquid can be circulated through the liquid inlet pipe 106, the cooling cavity 104 and the liquid outlet pipe 107, and the lower die holder 103 can be quickly cooled after injection molding, so that the forming of objects can be accelerated, the heat conducting sheet 108 is arranged on the lower surface of the inner side of the lower die holder 103, the heat conducting sheet 108 is fixedly connected with the lower die holder 103, the heat absorption can be accelerated through the heat conducting sheet 108, so that the heat can be quickly taken away when the cooling liquid is circulated, the forming efficiency of cooling can be improved, the upper support plate 201, the upper die holder 202, the material injection cavity 203 and the narrow opening 204 are arranged below the upper support plate 201, the material injection cavity 203 is arranged in the middle of the inner side of the upper die holder 202, the narrow opening 204 is arranged at the bottom of the material injection cavity 203, through the material injection cavity 203, the molten liquid can flow for pouring, through the narrow opening 204, after pouring, a small amount of molten liquid is reserved at the bottom of the material injection cavity 203, so that after forming, the excessive part can be pulled, so that the mold can be conveniently discharged, meanwhile, the material is thinner after forming at the narrow opening 204, so that the redundant part can be conveniently cut off, the guide post 205, the guide cylinder 206 and the spring 207 are arranged, the guide post 205 is fixed on two sides below the upper supporting plate 201, the guide cylinder 206 is connected below the guide post 205, the spring 207 is arranged inside the guide cylinder 206, the guide post 205 and the guide cylinder 206 can limit during downward pressing and processing, the position is prevented from deviating to influence the processing precision, and the spring 207 can buffer the stress during downward moving, so that the damage caused by the over-heavy stress of the device during continuous processing can be avoided;

as shown in fig. 1-3, the quick-assembly mechanism 3 includes a fixing lug 301, an insertion rod 302 and a first electric cylinder 303, the insertion rod 302 penetrates through the middle of the fixing lug 301, and one side of the insertion rod 302 is connected with the first electric cylinder 303, the insertion rod 302 can be driven to move left and right through the first electric cylinder 303, so as to rapidly disassemble and assemble the upper supporting plate 201 and the upper mold base 202, thereby saving time when a later worker maintains the device, and simultaneously, the upper mold base 202 can be replaced, the flow control mechanism 4 includes a servo motor 401, a gear post 402, a second electric cylinder 403 and a valve plate 404, an output end of the servo motor 401 is connected with the gear post 402, the servo motor 401 is rotatably connected with the gear post 402, the second electric cylinder 403 is arranged on one side below the servo motor 401, an output end of the second electric cylinder 403 is connected with the valve plate 404, the second electric cylinder 403 is telescopically connected with the valve plate 404, through second electric jar 403, can drive valve plate 404 and remove about, thereby can control the flow of pouring through control valve plate 404 and the clearance of annotating between the material chamber 203, through servo motor 401, can drive gear post 402 and rotate, thereby can be through the pivoted speed, control the flow that the melt descends, its and the second electric jar 403 between mutually support, can be so that the flow of control pouring is more accurate, avoid the melt to pour too much and take place extravagant phenomenon.

The working principle is as follows: when the plastic mold is used, firstly, the molten liquid can flow through the material injection cavity 203 for pouring, then, the narrow opening 204 is used for reserving a small amount of molten liquid at the bottom of the material injection cavity 203 after pouring, so that after forming, the excessive part can be pulled to facilitate demolding, meanwhile, the material is thinner after forming at the narrow opening 204, so that the redundant part can be conveniently cut off, then, the spring 207 can buffer the stress when moving downwards, thereby avoiding the damage of the device caused by the excessive stress during continuous processing, at the moment, the insertion rod 302 can be driven to move left and right through the first electric cylinder 303, so that the upper supporting plate 201 and the upper mold base 202 can be quickly disassembled and assembled, thereby saving the time during the maintenance of the device by later workers, simultaneously, the upper mold base 202 can be replaced, and then, through the second electric cylinder 403, can drive the valve plate 404 to move left and right, thereby can control the flow of pouring through the clearance between control valve plate 404 and the material filling cavity 203, through servo motor 401, can drive gear post 402 and rotate, thereby can control the flow of molten liquid decline through the pivoted speed, it cooperates with each other between the second electric jar 403, can make the flow of control pouring more accurate, avoid the molten liquid to pour too much and the phenomenon of taking place to waste, at this moment, through sealed pad 105, can be after lower bolster 102 and die holder 103 are installed to closing, seal the kneck, thereby can avoid leaking when letting in the coolant liquid, afterwards, through feed liquor pipe 106, cooling cavity 104 and drain pipe 107, can circulate the coolant liquid, thereby can carry out rapid cooling to the die holder 103 after injection molding, thereby be favorable to accelerating the shaping of the article, finally, the heat conducting fins 108 can accelerate the absorption of heat, so that the heat can be taken away quickly when the cooling liquid circulates, and the cooling forming efficiency can be improved.

Claims

1. A plastic mold convenient for controlling pouring flow comprises a main body mold (1), a film pressing component (2) and a fast assembly mechanism (3), and is characterized in that the film pressing component (2) is arranged above the main body mold (1), the film pressing component (2) is in telescopic connection with the main body mold (1), the fast assembly mechanism (3) is arranged above and below the main body mold (1), a flow control mechanism (4) is arranged in the middle of the inner side above the main body mold (1), the flow control mechanism (4) comprises a servo motor (401), a gear post (402), a second electric cylinder (403) and a valve plate (404), the output end of the servo motor (401) is connected with the gear post (402), the servo motor (401) is in rotary connection with the gear post (402), the second electric cylinder (403) is arranged on one side below the servo motor (401), and the output end of the second electric cylinder (403) is connected with a valve plate (404), and the second electric cylinder (403) is in telescopic connection with the valve plate (404).

2. The plastic mold convenient to control pouring flow according to claim 1, wherein the main body mold (1) comprises a base (101), a lower supporting plate (102), a lower die holder (103), a cooling cavity (104), a sealing gasket (105), a liquid inlet pipe (106) and a liquid outlet pipe (107), the lower supporting plate (102) is installed above the base (101), the lower die holder (103) is arranged above the lower supporting plate (102), the cooling cavity (104) is formed below the inner portion of the lower die holder (103), the sealing gasket (105) is bonded around the middle of the cooling cavity (104), the liquid inlet pipe (106) is connected to the upper side of one side of the lower die holder (103), and the liquid outlet pipe (107) is connected to the lower side of the lower die holder (103).

3. The plastic mold convenient for controlling the pouring flow rate of claim 2, wherein the main mold (1) further comprises a heat conducting fin (108), the heat conducting fin (108) is disposed on the inner lower surface of the lower mold base (103), and the heat conducting fin (108) is fixedly connected with the lower mold base (103).

4. The plastic mold convenient for controlling pouring flow according to claim 1, wherein the film pressing assembly (2) comprises an upper supporting plate (201), an upper mold base (202), a material injection cavity (203) and a narrow opening (204), the upper mold base (202) is arranged below the upper supporting plate (201), the material injection cavity (203) is formed in the middle of the inner side of the upper mold base (202), and the narrow opening (204) is formed in the bottom of the material injection cavity (203).

5. The plastic mold convenient for controlling pouring flow according to claim 4, wherein the film pressing assembly (2) further comprises guide posts (205), guide cylinders (206) and springs (207), the guide posts (205) are fixed on two sides below the upper supporting plate (201), the guide cylinders (206) are connected below the guide posts (205), and the springs (207) are installed inside the guide cylinders (206).

6. The plastic mold convenient for controlling the pouring flow according to claim 1, wherein the quick-assembly mechanism (3) comprises a fixing lug (301), an insertion rod (302) and a first electric cylinder (303), the insertion rod (302) penetrates through the middle of the fixing lug (301), and one side of the insertion rod (302) is connected with the first electric cylinder (303).