阅读说明：本技术 一种具有高效散热功能的塑料注塑模具 (Plastic injection mold with efficient heat dissipation function ) 是由 杨高博 柴丹 于 2020-11-27 设计创作，主要内容包括：本发明公开了一种具有高效散热功能的塑料注塑模具,包括第一安装板和第二安装板,所述第一安装板和第二安装板内部设有四个限位圆柱和四个支撑圆柱,四个所述限位圆柱和支撑圆柱两端分别与第一安装板和第二安装板一侧连接固定；第一模具装置,所述第一模具装置安装于第一安装板一侧,所述第一模具装置用以进料以及进行冷却；第二模具装置,所述第二模具装置用以和第一模具装置配合对产品进行成形和产品分离,通过控制液压油缸即可进行产成形和产品脱落,操作简单快捷,将高压冷却液通过连通口通入第一连接管和第二连接管内,对单个控制装置的控制电机进行控制即可控制单个阻力阀,进而控制与之相连通的冷却通道内部的冷却液流速,提高冷却质量。(The invention discloses a plastic injection mold with a high-efficiency heat dissipation function, which comprises a first mounting plate and a second mounting plate, wherein four limiting cylinders and four supporting cylinders are arranged inside the first mounting plate and the second mounting plate, and two ends of the four limiting cylinders and two ends of the supporting cylinders are respectively connected and fixed with one sides of the first mounting plate and one side of the second mounting plate; the first die device is arranged on one side of the first mounting plate and is used for feeding and cooling; the second die device is used for being matched with the first die device to form and separate a product, the product can be formed and fall off by controlling the hydraulic oil cylinder, the operation is simple and fast, high-pressure cooling liquid is introduced into the first connecting pipe and the second connecting pipe through the communicating ports, a single resistance valve can be controlled by controlling a control motor of a single control device, the flow rate of the cooling liquid inside the cooling channel communicated with the control motor is further controlled, and the cooling quality is improved.)

1. The utility model provides a plastics injection mold with high-efficient heat dissipation function which characterized in that includes:

the mounting structure comprises a first mounting plate (1) and a second mounting plate (2), wherein four limiting cylinders (3) and four supporting cylinders (4) are arranged inside the first mounting plate (1) and the second mounting plate (2), and two ends of the four limiting cylinders (3) and two ends of the supporting cylinders (4) are respectively connected and fixed with one sides of the first mounting plate (1) and the second mounting plate (2);

the first die device (5), the first die device (5) is arranged on one side of the first mounting plate (1), and the first die device (5) is used for feeding and cooling;

and the second die device (6), the second die device (6) is arranged on one side of the second mounting plate (2), and the second die device (6) is used for matching with the first die device (5) to form and separate products.

2. The plastic injection mold with efficient heat dissipation function as claimed in claim 1, wherein: the first die device (5) comprises a first die block (7), a first connecting pipe (8), a second connecting pipe (9) and a communicating pipe (10), one side of the first die block (7) is fixedly connected with one side of a first mounting plate (1), the first die block (7) and the first mounting plate (1) are provided with feed holes (11), one side, far away from the first mounting plate (1), of the first die block (7) is provided with a forming groove (12), seven radiating channels (13) are uniformly distributed in the first die block (7), the middle of one radiating channel (13) is provided with an annular channel (14) positioned at the outer edge of the feed hole (11), two ends of the seven radiating channels (13) are respectively fixed with a liquid inlet pipe (15) and a liquid outlet pipe (16), and the first connecting pipe (8) and the second connecting pipe (9) are respectively connected with one ends, far away from the radiating channels (13), of four liquid inlet pipes (15) and three liquid inlet pipes (15), the first connecting pipe (8) and the second connecting pipe (9) are connected through a communicating pipe (10), a communicating opening (17) is formed in one side of the communicating pipe (10), and the seven liquid inlet pipes (15) are provided with control devices (18).

3. The plastic injection mold with efficient heat dissipation function as claimed in claim 2, wherein: controlling means (18) include resistance valve (19), motor piece (20), control motor (21) and driven gear (22), install inside feed liquor pipe (15) resistance valve (19), driven gear (22) are fixed in resistance valve (19) regulation end, install in one side that first mould piece (7) are close to feed liquor pipe (15) motor piece (20), control motor (21) are fixed in one side that first mould piece (7) were kept away from in motor piece (20), control motor (21) output is fixed with driving gear (23) with driven gear (22) engaged with.

4. The plastic injection mold with efficient heat dissipation function as claimed in claim 3, wherein: the die device comprises a second die block (24), a discharging frame (25), four extending cylinders (26) and a blocking frame (27), wherein the first die block (7) and the blocking frame (27) are provided with four limiting holes (28) jointed with the limiting cylinders (3) and are connected to the outsides of the four limiting cylinders (3) in a sliding manner, one side, close to the first die block (7), of the second die block (24) is provided with a forming block (29) matched with the forming groove (12) to form, one side, close to the forming block (29), of the second die block (24) is provided with a discharging groove (30) jointed with the discharging frame (25), the bottom of the discharging groove (30) is provided with four extending holes (31) jointed with the extending cylinders (26), the four extending cylinders (26) are connected to the inside the extending holes (31) in a sliding manner, and two ends of the four extending cylinders are respectively connected and fixed with one side of the discharging frame (25) and the blocking frame (27), one side that forming block (29) was kept away from in second mould piece (24) is equipped with four and blocks telescopic link (32), it is connected fixedly with second mould piece (24) and blocks frame (27) one side respectively to block telescopic link (32) both ends, it is equipped with and blocks spring (33) to block telescopic link (32) outer fringe, it is connected fixedly with second mould piece (24) and block frame (27) one side respectively to block spring (33) both ends, it has the mouth of blocking to block to open frame (27), one side that second mounting panel (2) are close to second mould device (6) is equipped with discharging device (34).

5. The plastic injection mold with efficient heat dissipation function as claimed in claim 4, wherein: the discharging device (34) comprises two hydraulic oil cylinders (35) and two blocking blocks (36), the hydraulic oil cylinders (35) are inserted into the blocking openings, two ends of each hydraulic oil cylinder are fixedly connected with one sides of the second mounting plates (2) and the second die blocks (24), and the two blocking blocks (36) are fixed on one sides, close to the hydraulic oil cylinders (35), of the second mounting plates (2).

6. The plastic injection mold with efficient heat dissipation function as claimed in claim 5, wherein: the inner surface of the discharge chute (30) and the outer surface of the discharge frame (25) are frosted surfaces.

7. The plastic injection mold with efficient heat dissipation function as claimed in claim 4, wherein: the outer surface of the limiting cylinder (3) and the inner surface of the limiting hole (28) are smooth surfaces.

8. The plastic injection mold with efficient heat dissipation function as claimed in claim 4, wherein: the outer surface of the elongated cylinder (26) and the inner surface of the elongated hole (31) are smooth surfaces.

Technical Field

The invention relates to the technical field of injection molds, in particular to a plastic injection mold with a high-efficiency heat dissipation function.

Background

An injection mold is a tool used in the plastic processing industry to match with a plastic molding machine and endow plastic products with complete configuration and accurate dimension. Because of the variety and processing method of plastic, and the structure of plastic molding machines and plastic products are various, the variety and structure of plastic molds are also various. .

In injection mold use, need use heat abstractor to dispel the heat to the material and shape with higher speed, general cooling device is cooled off through the cooling liquid for the inside cooling tube that sets up evenly distributed of mould, but this kind of mode is even heat dissipation, piles up more position to the material and can cause the not enough condition of heat dissipation and influence the shaping, for this reason, we provide a plastics injection mold with high-efficient heat dissipation function.

Disclosure of Invention

The invention aims to provide a plastic injection mold with high-efficiency heat dissipation function, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a plastic injection mold with high-efficient heat dissipation function includes:

the mounting structure comprises a first mounting plate and a second mounting plate, wherein four limiting cylinders and four supporting cylinders are arranged inside the first mounting plate and the second mounting plate, and two ends of each of the four limiting cylinders and the two ends of each of the four supporting cylinders are fixedly connected with one side of the first mounting plate and one side of the second mounting plate respectively;

the first die device is arranged on one side of the first mounting plate and is used for feeding and cooling;

and the second die device is arranged on one side of the second mounting plate and is used for matching with the first die device to shape and separate the product.

Preferably, the first mold device comprises a first mold block, a first connecting pipe, a second connecting pipe and a communicating pipe, one side of the first mold block is fixedly connected with one side of the first mounting plate, the first mold block and the first mounting plate are provided with feed holes, one side of the first mold block, which is far away from the first mounting plate, is provided with a forming groove, the inside of the first mold block is provided with seven heat dissipation channels which are uniformly distributed, the middle part of one heat dissipation channel is provided with an annular channel which is positioned at the outer edge of the feed hole, two ends of the seven heat dissipation channels are respectively and fixedly provided with a liquid inlet pipe and a liquid outlet pipe, the first connecting pipe and the second connecting pipe are respectively connected with one ends of the four liquid inlet pipes and three liquid inlet pipes, which are far away from the heat dissipation channels, the first connecting pipe and the second connecting pipe are connected through the communicating pipe, one side of the communicating pipe, inside letting in the shaping groove with the material through the feed port, can cooperate the second mould to take shape, dispel the heat in letting in heat dissipation channel with high-pressure cooling liquid through the connector simultaneously, and control the cooling liquid pressure and the velocity of flow in each cooling channel through controlling means, can pile up more position to the material and carry out extra cooling, improve the shaping quality.

Preferably, controlling means includes resistance valve, motor piece, control motor and driven gear, the resistance valve is installed inside the feed liquor pipe, driven gear is fixed in the resistance valve and adjusts the end, the motor piece is installed in one side that first mould piece is close to the feed liquor pipe, control motor is fixed in one side that first mould piece was kept away from to the motor piece, the control motor output is fixed with the driving gear with driven gear engaged with, controls through the rotation to control motor and can adjust the resistance valve resistance value through the transmission of driven gear and driving gear, and then the velocity of flow of the inside cooling liquid of heat dissipation channel that control resistance valve corresponds is controlled, improves the shaping quality.

Preferably, the mold device comprises a second mold block, a discharge frame, four extension cylinders and a blocking frame, wherein the first mold block and the blocking frame are provided with four limiting holes jointed with the limiting cylinders and are connected with the outsides of the four limiting cylinders in a sliding manner, one side, close to the first mold block, of the second mold block is provided with a forming block matched with the forming groove for forming, one side, close to the forming block, of the second mold block is provided with a discharge groove jointed with the discharge frame, the bottom of the discharge groove is provided with four extension holes jointed with the extension cylinders, the four extension cylinders are connected with the inside of the extension holes in a sliding manner, two ends of the extension cylinders are respectively connected and fixed with the discharge frame and one side of the blocking frame, one side, far away from the forming block, of the second mold block is provided with four blocking telescopic rods, two ends of each blocking telescopic rod are respectively connected and fixed with one side of the second mold block and one side of the blocking frame, the two ends of the blocking spring are respectively connected and fixed with the second die block and one side of the blocking frame, the blocking frame is provided with a blocking opening, one side, close to the second die device, of the second mounting plate is provided with a discharging device for controlling the second die block to be tightly attached to the first die block, so that the forming block enters the forming groove to be cooled and formed, and the product can be discharged through the discharging device after the product is formed.

Preferably, discharging device includes two hydraulic cylinder and two blocks the piece, hydraulic cylinder alternates inside blocking the mouth, and both ends are connected fixedly with second mounting panel and second mould piece one side respectively, two block the piece and be fixed in one side that the second mounting panel is close to hydraulic cylinder, through the position of hydraulic cylinder control second mould piece, hug closely first mould piece and accomplish after shaping and can separate first mould piece and second mould piece, block the piece block with block under the telescopic link and the contraction action that blocks the spring for the play work rest stretches out the blown down tank and releases the product, easy operation.

Preferably, the inner surface of the discharge chute and the outer surface of the discharge frame are frosted surfaces, so that leakage from a gap between the discharge frame and the discharge chute when materials are introduced into the forming chute and the inner part of the forming block is avoided.

Preferably, the outer surface of the limiting cylinder and the inner surface of the limiting hole are smooth surfaces, so that the friction force borne by the second die device during moving is reduced.

Preferably, the outer surface of the extension cylinder and the inner surface of the extension hole are smooth surfaces, so that the friction force borne by the discharging frame during moving is reduced.

Compared with the prior art, the invention has the beneficial effects that:

can produce through control hydraulic cylinder and take shape and the product drops, easy operation is swift, lets in first connecting pipe and second connecting pipe through the intercommunication mouth with high-pressure coolant liquid, controls single controlling means's control motor and can control the resistance value of single resistance valve, and then the inside coolant liquid velocity of flow of the cooling channel that is linked together with it to carry out the pertinence cooling to different position materials, improve cooling quality, and saved the energy.

Drawings

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is a back view of the present invention;

FIG. 3 is a schematic view of the completed discharge of the present invention;

FIG. 4 is a schematic view of a first mold apparatus of the present invention;

FIG. 5 is an enlarged view of area A of FIG. 1;

FIG. 6 is an enlarged view of area B of FIG. 2;

FIG. 7 is an enlarged view of area C of FIG. 3;

fig. 8 is an enlarged view of region D in fig. 4.

In the figure: 1-a first mounting plate; 2-a second mounting plate; 3-a limiting cylinder; 4-a support cylinder; 5-a first mold device; 6-a second mold device; 7-a first mould block; 8-a first connection pipe; 9-a second connecting tube; 10-communicating tube; 11-a feed port; 12-a forming groove; 13-heat dissipation channels; 14-an annular channel; 15-liquid inlet pipe; 16-a liquid outlet pipe; 17-a communication port; 18-a control device; 19-a resistance valve; 20-a motor block; 21-controlling the motor; 22-a driven gear; 23-a drive gear; 24-a second mold block; 25-a discharging frame; 26-an elongated cylinder; 27-a blocking frame; 28-a limiting hole; 29-a shaped mass; 30-a discharge chute; 31-an elongated hole; 32-blocking the telescoping rod; 33-a blocking spring; 34-a discharge device; 35-a hydraulic oil cylinder; 36-stop block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: the plastic injection mold with the efficient heat dissipation function is simple and rapid to operate, can cool the region in a targeted manner, saves energy and improves cooling quality, and comprises a first mounting plate 1 and a second mounting plate 2, wherein four limiting cylinders 3 and four supporting cylinders 4 are arranged inside the first mounting plate 1 and the second mounting plate 2, and two ends of the four limiting cylinders 3 and two ends of the four supporting cylinders 4 are respectively connected and fixed with one sides of the first mounting plate 1 and one side of the second mounting plate 2; a first die device 5, wherein the first die device 5 is arranged on one side of the first mounting plate 1, and the first die device 5 is used for feeding and cooling; second die set 6, second die set 6 installs in second mounting panel 2 one side, second die set 6 is used for taking shape and product separation with the cooperation of first die set 5 to the product, can accomplish the material through controlling second die set 6 and cooperate with first mould and take off the material, and first die set 5 cools off the material simultaneously for take shape.

Wherein, the first mold device 5 comprises a first mold block 7, a first connecting pipe 8, a second connecting pipe 9 and a communicating pipe 10, one side of the first mold block 7 is fixedly connected with one side of a first mounting plate 1, the first mold block 7 and the first mounting plate 1 are provided with feed holes 11, one side of the first mold block 7 far away from the first mounting plate 1 is provided with a forming groove 12, seven heat dissipation channels 13 which are uniformly distributed are arranged inside the first mold block 7, the middle part of one heat dissipation channel 13 is provided with an annular channel 14 positioned at the outer edge of the feed hole 11, two ends of the seven heat dissipation channels 13 are respectively fixed with a liquid inlet pipe 15 and a liquid outlet pipe 16, the first connecting pipe 8 and the second connecting pipe 9 are respectively connected with one ends of four liquid inlet pipes 15 and three liquid inlet pipes 15 far away from the heat dissipation channels 13, the first connecting pipe 8 and the second connecting pipe 9 are connected through the communicating pipe 10, the communicating pipe 10 is provided with a communicating opening 17 on one side, seven liquid inlet pipes 15 are provided with control devices 18, materials are introduced into the forming groove 12 through the material inlet holes 11, the forming can be carried out by matching with a second mold, meanwhile, high-pressure cooling liquid is introduced into the heat dissipation channels 13 through the connecting openings to dissipate heat, and the pressure and the flow rate of cooling liquid in each cooling channel are controlled through the control devices 18, so that extra cooling can be carried out on positions where more materials are accumulated, and the forming quality is improved.

Simultaneously, controlling means 18 includes resistance valve 19, motor block 20, control motor 21 and driven gear 22, resistance valve 19 is installed inside feed liquor pipe 15, driven gear 22 is fixed in resistance valve 19 regulation end, motor block 20 is installed in one side that first mould block 7 is close to feed liquor pipe 15, control motor 21 is fixed in one side that first mould block 7 was kept away from to motor block 20, control motor 21 output is fixed with the driving gear 23 with driven gear 22 engaged with, controls through the rotation to control motor 21 and can adjust resistance valve 19 value through the transmission of driven gear 22 and driving gear 23, and then the velocity of flow of the inside cooling liquid of the radiating passage 13 that control resistance valve 19 corresponds is controlled, improves the shaping quality.

Meanwhile, the mold device comprises a second mold block 24, a discharge frame 25, four extending cylinders 26 and a blocking frame 27, wherein the first mold block 7 and the blocking frame 27 are provided with four limiting holes 28 jointed with the limiting cylinders 3 and are connected with the outsides of the four limiting cylinders 3 in a sliding manner, one side of the second mold block 24 close to the first mold block 7 is provided with a forming block 29 matched and formed with the forming groove 12, one side of the second mold block 24 close to the forming block 29 is provided with a discharge groove 30 jointed with the discharge frame 25, the bottom of the discharge groove 30 is provided with four extending holes 31 jointed with the extending cylinders 26, the four extending cylinders 26 are connected with the inside of the extending holes 31 in a sliding manner, two ends of the four extending cylinders 26 are respectively connected and fixed with one sides of the discharge frame 25 and the blocking frame 27, one side of the second mold block 24 far away from the forming block 29 is provided with four blocking telescopic rods 32, two ends of the blocking telescopic rods 32 are respectively connected and fixed with one sides of the second mold block 24 and the blocking, the outer edge of the blocking telescopic rod 32 is provided with a blocking spring 33, two ends of the blocking spring 33 are respectively connected and fixed with the second mold block 24 and one side of the blocking frame 27, the blocking frame 27 is provided with a blocking opening, one side of the second mounting plate 2, which is close to the second mold device 6, is provided with a discharging device 34 to control the second mold block 24 to be tightly attached to the first mold block 7, so that the forming block 29 enters the forming groove 12, the material can be introduced for cooling and forming, and the discharging of the product can be completed through the discharging device 34 after the product forming is completed.

The discharging device 34 comprises two hydraulic oil cylinders 35 and two blocking blocks 36, the hydraulic oil cylinders 35 are inserted into the blocking openings, two ends of the hydraulic oil cylinders are respectively connected and fixed with one sides of the second mounting plate 2 and the second die block 24, the two blocking blocks 36 are fixed on one side, close to the hydraulic oil cylinders 35, of the second mounting plate 2, the positions of the second die blocks are controlled through the hydraulic oil cylinders 35, the first die block 7 and the second die block 24 can be separated after the first die block 7 is tightly attached to the second die block 7 to complete forming, the blocking blocks 36 block the telescopic rods 32 and block the springs 33 under the contraction effect, the discharging frame 25 extends out of the discharging groove 30 to push out a product, and the operation is simple.

In addition, the inner surface of the discharging groove 30 and the outer surface of the discharging frame 25 are frosted surfaces, so that leakage from a gap between the discharging frame 25 and the discharging groove 30 when materials are introduced into the forming groove 12 and the forming block 29 is avoided.

Meanwhile, the outer surface of the limiting cylinder 3 and the inner surface of the limiting hole 28 are smooth surfaces, so that the friction force borne by the second die device 6 during moving is reduced.

Meanwhile, the outer surface of the extension cylinder 26 and the inner surface of the extension hole 31 are smooth surfaces, so that the friction force borne by the discharging frame 25 during moving is reduced.

The operation is simple and fast, regional targeted cooling can be carried out, the position of the second die block 24 can be punched by controlling the hydraulic oil cylinder 35, the second die block 24 is tightly attached to the first die block 7, so that the forming block 29 enters the forming groove 12, materials can be introduced, the resistance valve 19 can be controlled independently by controlling the single control motor 21, the cooling efficiency is controlled by controlling the flow rate of cooling liquid in the cooling channel of each region, extra cooling efficiency can be applied to the position where more materials are accumulated, the cooling efficiency is improved, and the cost is saved.

In the scheme, the control motor 21 preferably has a Y80M1-2 shape, a power supply interface of the motor is connected with a power supply system through a switch, a motor operation circuit is a normal and reverse rotation control program of a conventional motor, the circuit operates as a conventional circuit, circuits and control related in the scheme are the prior art, and redundant description is not repeated herein.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.