CN115870474A

CN115870474A - Injection molding equipment and method for hard alloy numerical control milling cutter

Info

Publication number: CN115870474A
Application number: CN202211344575.6A
Authority: CN
Inventors: 贾林林
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-03-31

Abstract

The invention relates to the technical field of numerical control milling cutter production, in particular to injection molding equipment and method for a hard alloy numerical control milling cutter. Through the setting of injection moulding structure, realize spraying the production work of drawing of patterns, notes material integration to improve carbide numerical control milling cutter's production efficiency.

Description

Injection molding equipment and method for hard alloy numerical control milling cutter

Technical Field

The invention relates to the technical field of numerical control milling cutter production, in particular to injection molding equipment and method for a hard alloy numerical control milling cutter.

Background

The numerical control milling cutter is a rotary cutter which is used for milling and provided with one or more cutter teeth, the cutter teeth sequentially and intermittently cut off the allowance of a workpiece when the numerical control milling cutter works, the milling cutter is mainly used for processing steps, grooves, formed surfaces, cut-off workpieces and the like, and the numerical control milling cutter is mostly made of hard alloy, so that the hardness of the numerical control milling cutter is improved, and the durability of the numerical control milling cutter is favorably improved.

The injection molding equipment of the numerical control milling cutter adopts an injection mode to inject the melted alloy material into the mold, so that the molding production is carried out, the integration degree of the numerical control milling cutter production is improved, and the injection molded numerical control milling cutter can reduce the weak surface and prevent the occurrence of the section axis phenomenon.

At present, when the injection molding equipment of carbide numerical control milling cutter on the market was used, because present mould adopts independent production formula structural design, and needs the manual work to carry out reciprocating operation to this reaches and sprays the release agent, annotates material production work, thereby influences carbide numerical control milling cutter's production efficiency, is unfavorable for automated production's demand simultaneously, consequently needs a equipment to improve it to above-mentioned problem.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides injection molding equipment and method for a hard alloy numerical control milling cutter.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a carbide numerical control milling cutter's injection moulding equipment and method, is managed including storage, heating seat, first conduction pipe and second conduction, the left side intercommunication of second conduction pipe has first conduction pipe, the left side intercommunication of first conduction pipe has the storage pipe, the heating seat is installed to the upper end of storage pipe, the lower extreme intercommunication of storage pipe has the injection moulding structure, the equal limit connection in the left and right sides of injection moulding structure has the support bracket, both sides all with supporting seat fixed connection around the support bracket.

Specifically, the injection molding structure includes a first production part and a second production part, and the second production part is provided at a lower end position of the first production part.

Specifically, the first production part comprises a regulating mechanism and an upper die holder mechanism, and the left side and the right side of the upper die holder mechanism are in limited connection with the regulating mechanism.

Specifically, regulation and control mechanism includes the displacement frame, bears frame, hydraulic cylinder, spacing, first fluted disc and track frame, the left side and the spacing fixed connection of first fluted disc, hydraulic cylinder is installed to the upper end of spacing, hydraulic cylinder is through bearing frame and displacement frame expansion joint, the left side fixedly connected with track frame of spacing, displacement frame and track frame sliding connection.

Specifically, upper die base mechanism includes intercommunication seat, first force (forcing) pump, second force (forcing) pump, communicating pipe, upper die base, mounting bracket, spacing round bar and liquid storage pot, the upper end fixedly connected with mounting bracket of upper die base, the equal fixedly connected with spacing round bar in the left and right sides of upper die base, the central point of upper die base puts and is linked together with the second force (forcing) pump, the upper end intercommunication of second force (forcing) pump has the intercommunication seat, the left and right sides of second force (forcing) pump all is equipped with communicating pipe, the upper end intercommunication of communicating pipe has first force (forcing) pump, second force (forcing) pump, communicating pipe all with the center intercommunication setting of upper die base, the center and the liquid storage pot of first force (forcing) pump are linked together, liquid storage pot fixed connection is in the upper end of mounting bracket.

Specifically, the second production part includes second fluted disc, motor and bottom plate, the motor is installed in the left side of second fluted disc, the central spacing connection of second fluted disc, motor and bottom plate, the second production part includes first injection mouth, second injection mouth and die holder, the center of second production part is equipped with the die holder, the inner chamber center of die holder is equipped with first injection mouth, the inner chamber both sides intercommunication of die holder has the second injection mouth, the second injection mouth is linked together with the communicating pipe of symmetry setting, first injection mouth is linked together with the second force (forcing) pump that the symmetry set up.

Specifically, the second fluted disc is connected with the meshing of first fluted disc, the spacing fixed connection of lower extreme of spacing round bar and displacement frame, go up die holder mechanism through the displacement frame, bear frame and hydraulic cylinder sliding connection, the upper end and the storage pipe of intercommunication seat are linked together, storage pipe, heating seat, first conduction pipe, second conduction pipe rotate through first production part and are connected, and second conduction pipe also adopts rotary type looks movable adjustment with external intercommunication.

Specifically, the upper die holder and the lower die holder are arranged in a matched manner, a first injection port and a second injection port are arranged in the middle of each of the upper die holder and the lower die holder, and the centers of the upper die holder and the lower die holder are designed in a cavity structure.

Specifically, the left side fixedly connected with combination layer board of supporting seat, the left side telescopic connection of combination layer board has the lifting plate.

The use method of the injection molding equipment of the hard alloy numerical control milling cutter comprises the following steps:

s1, firstly, a production die is placed at the centers of a lower die holder and an upper die holder, the die is communicated with a first injection port and a second injection port, a driving motor works, the motor can drive a second gear disc to rotate, the second gear disc drives a first gear disc which is meshed and connected to rotate along with the first gear disc, so that an upper die holder mechanism rotates by taking the first gear disc as the center, when the upper die holder mechanism reaches an alignment position, a hydraulic cylinder is driven to work, the hydraulic cylinder can drive a bearing frame to extend and retract, the displacement frame can move along with the bearing frame, the displacement frame drives the connected upper die holder mechanism to adjust along with the upper die holder mechanism, the upper die holder mechanism is matched with and extruded with a second production part, and a limiting function is realized;

s2, then, injecting materials by a second conduction pipe, transmitting the materials to the interior of a storage pipe through the first conduction pipe, continuously heating by a heating seat, simultaneously transmitting an internal release agent to the position of a communicating pipe through a first pressure pump by a liquid storage tank, then transmitting the materials to the center of an upper die holder, controlling the liquid storage tank in the second production part in the same way, conducting the release agent to the interior of a die through a second injection port, transmitting the release agent to the interior of the die, then transmitting a hot melt material body in the storage pipe to the die at the center of the upper die holder and a lower die holder through the communication seat and the second pressure pump, injecting the material body into the die through the first injection port, condensing the material body in the die, and achieving the purpose of forming the milling cutter;

and S3, finally, the hydraulic cylinder controls the displacement frame and the bearing frame to reset, the driving motor rotates reversely to drive the second gear disc to move, so that the first production part and the second production part are separated, demoulding operation is realized, and production is finished.

The invention has the beneficial effects that:

according to the invention, through the combined arrangement of the first production part and the second production part, the first production part and the second production part are mutually matched to form a sealed space, the release agent is firstly placed in the space through the liquid storage tank, the first pressure pump and the communication pipe, then the hot-melt raw material is injected into the space through the communication seat and the second pressure pump, so that the rapid forming work of the milling cutter is realized, the quick forming work is communicated through the first injection port and the second injection port, the machining mold is fixed at the centers of the lower die seat and the upper die seat, and the machining mold is communicated with the first injection port and the second injection port, so that the matched installation work is realized, the production work integrating the release agent spraying and the material injection is realized, and the automation degree of the milling cutter production is improved.

Secondly, the upper die base mechanism is convenient to adjust in position through the arrangement of the regulating mechanism, the first fluted disc in the regulating mechanism can drive the upper die base mechanism to rotate along with the upper die base mechanism, the upper die base mechanism is convenient to be matched and assembled with the second production part, and meanwhile, the hydraulic cylinder can control the positions of the displacement frame and the bearing frame, so that the upper die base mechanism can carry out vertical alignment regulation work, automatic matching of the first production part and the second production part is achieved, and the purpose of automatic production is achieved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a front perspective view of the main body of the present invention;

FIG. 2 is a left side perspective view of the main body of the present invention;

FIG. 3 is a front perspective view of the injection molded structure of the present invention;

FIG. 4 is an exploded view of the injection molded structure of the present invention;

FIG. 5 is a front perspective view of a first manufacturing component of the present invention;

FIG. 6 is a disassembled view of a first production section of the present invention;

FIG. 7 is a front perspective view of the upper die carrier mechanism of the present invention;

FIG. 8 is a front perspective view of a second production component of the present invention;

FIG. 9 is a broken away view of a second production part of the invention;

fig. 10 is a front perspective view of a second embodiment of the main body of the present invention.

In the figure: the device comprises a storage pipe 1, a heating base 2, a first conveying pipe 3, a second conveying pipe 4, a supporting base 5, a supporting bracket 6, an injection molding structure 7, a first production part 8, a second production part 9, a regulating mechanism 10, an upper die base mechanism 11, a displacement frame 12, a bearing frame 13, a hydraulic cylinder 14, a limiting frame 15, a first fluted disc 16, a track frame 17, a communicating base 18, a first pressure pump 19, a second pressure pump 20, a communicating pipe 21, an upper die base 22, an installing frame 23, a limiting round rod 24, a liquid storage tank 25, a second fluted disc 26, a motor 27, a bottom plate 28, a first injection port 29, a second injection port 30, a lower die base 31, a pulling plate 32 and a combined supporting plate 33.

Detailed Description

In order to make the technical solutions of the present application better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all 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 application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the accompanying drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the application herein. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The invention is further described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1 and 2, the injection molding device and method for the hard alloy numerical control milling cutter of the invention comprise a storage tube 1, a heating seat 2, a first conduction tube 3 and a second conduction tube 4, wherein the left side of the second conduction tube 4 is communicated with the first conduction tube 3, the left side of the first conduction tube 3 is communicated with the storage tube 1, the upper end of the storage tube 1 is provided with the heating seat 2, the lower end of the storage tube 1 is communicated with an injection molding structure 7, the left side and the right side of the injection molding structure 7 are both in limit connection with a support bracket 6, the front side and the rear side of the support bracket 6 are both fixedly connected with a support seat 5, the storage tube 1, the heating seat 2, the first conduction tube 3 and the second conduction tube 4 are communicated, so that the guide and discharge work of raw materials is realized, and the support seat 5 and the support bracket 6 carry out the bearing work of the injection molding structure 7.

As shown in fig. 3 and 4, the injection molding structure 7 includes a first production part 8 and a second production part 9, the second production part 9 is provided at a lower end position of the first production part 8, and the first production part 8 and the second production part 9 are matched with each other to realize the production work of the milling cutter.

As shown in fig. 5, the first production unit 8 includes a regulating mechanism 10 and an upper mold base mechanism 11, both the left and right sides of the upper mold base mechanism 11 are connected to the regulating mechanism 10 in a limited manner, and the regulating mechanism 10 can control the position of the upper mold base mechanism 11 to realize the angle and height adjustment of the upper mold base mechanism 11.

As shown in fig. 6, the adjusting and controlling mechanism 10 includes a displacement frame 12, a bearing frame 13, a hydraulic cylinder 14, a limiting frame 15, a first fluted disc 16 and a track frame 17, the left side of the first fluted disc 16 is fixedly connected with the limiting frame 15, the hydraulic cylinder 14 is installed at the upper end of the limiting frame 15, the hydraulic cylinder 14 is telescopically connected with the displacement frame 12 through the bearing frame 13, the track frame 17 is fixedly connected to the left side of the limiting frame 15, the displacement frame 12 is slidably connected with the track frame 17, the first fluted disc 16 is connected with the upper die base mechanism 11 through the displacement frame 12, the bearing frame 13 and the hydraulic cylinder 14, so as to realize the bearing of the upper die base mechanism 11, and drive the upper die base mechanism 11 to perform displacement adjustment work.

As shown in fig. 7, the upper die base mechanism 11 includes a communication base 18, a first pressure pump 19, a second pressure pump 20, a communication pipe 21, an upper die base 22, an installation frame 23, a limiting round rod 24 and a liquid storage tank 25, the upper end of the upper die base 22 is fixedly connected with the installation frame 23, the limiting round rod 24 is fixedly connected to both left and right sides of the upper die base 22, the center of the upper die base 22 is communicated with the second pressure pump 20, the communication base 18 is communicated with the upper end of the second pressure pump 20, the communication pipe 21 is arranged on both left and right sides of the second pressure pump 20, the upper end of the communication pipe 21 is communicated with the first pressure pump 19, the second pressure pump 20 and the communication pipe 21 are communicated with the center of the upper die base 22, the center of the first pressure pump 19 is communicated with the liquid storage tank 25, the liquid storage tank 25 is fixedly connected to the upper end of the installation frame 23, the first pressure pump 19, the communication pipe 21 and the liquid storage tank 25 realize the conduction of the release agent, and the communication base 18 and the conduction of the raw material is realized by the second pressure pump 20.

As shown in fig. 8 and 9, the second production unit 9 includes a second toothed disc 26, a motor 27 and a bottom plate 28, the motor 27 is installed on the left side of the second toothed disc 26, the second toothed disc 26 and the motor 27 are connected with the center of the bottom plate 28 in a limiting manner, the second production unit 9 includes a first injection port 29, a second injection port 30 and a lower die holder 31, the lower die holder 31 is disposed at the center of the second production unit 9, a first injection port 29 is disposed at the center of an inner cavity of the lower die holder 31, the second injection port 30 is communicated with two sides of the inner cavity of the lower die holder 31, the second injection port 30 is communicated with symmetrically disposed communicating pipes 21, the first injection port 29 is communicated with symmetrically disposed second pressure pumps 20, the motor 27 provides power for the second toothed disc 26, and the lower die holder 31 carries the die.

The second toothed disc 26 is meshed with the first toothed disc 16, the limiting round rod 24 is in limiting fixed connection with the lower end of the displacement frame 12, the upper die base mechanism 11 is connected with the hydraulic cylinder 14 through the displacement frame 12 and the bearing frame 13 in sliding connection, the upper end of the communicating base 18 is communicated with the storage tube 1, the heating base 2, the first transmission tube 3 and the second transmission tube 4 are in rotating connection through the first production part 8, the second transmission tube 4 is communicated with the outside through rotary type movable adjustment, the upper die base 22 is matched with the lower die base 31, the middle parts of the upper die base 22 and the lower die base 31 are respectively provided with a first injection port 29 and a second injection port 30, the centers of the upper die base 22 and the lower die base 31 are designed in a cavity structure, a locking structure can be arranged between the upper die base 22 and the lower die base 31, the upper die base 22 and the lower die base 31 can be fixed mutually, the upper die base 22 and the lower die base 31 can be separated in a subsequent unlocking mode, and a better sealing function can be realized, and the locking structure can be installed by adopting a structure in the prior art to realize mutual connection.

The use method of the injection molding equipment of the numerical control hard alloy milling cutter comprises the following steps:

s1, firstly, a production mold is placed at the center of a lower mold base 31 and an upper mold base 22, the mold is communicated with a first injection port 29 and a second injection port 30, a motor 27 is driven to work, the motor 27 can drive a second toothed disc 26 to rotate, the second toothed disc 26 drives a first toothed disc 16 which is in meshed connection to rotate along with the first toothed disc 16, the upper mold base mechanism 11 rotates by taking the first toothed disc 16 as the center, when an alignment position is reached, a hydraulic cylinder 14 is driven to work, the hydraulic cylinder 14 can drive a bearing frame 13 to stretch and retract, a displacement frame 12 moves along with the bearing frame 13, the displacement frame 12 drives the upper mold base mechanism 11 which is connected with the displacement frame to move along with the bearing frame, the upper mold base mechanism 11 and a second production part 9 are extruded in a matched mode, and a limiting function is achieved;

s2, then, injecting materials by the second conduction pipe 4, transmitting the materials to the inside of the storage pipe 1 through the first conduction pipe 3, continuously heating the heating seat 2, simultaneously transmitting an internal release agent to the position of the communicating pipe 21 through the first pressure pump 19 by the liquid storage tank 25, then transmitting the materials to the center of the upper die holder 22, controlling the liquid storage tank 25 in the second production part 9 in the same way, discharging the release agent through the second injection port 30, transmitting the release agent to the inside of the die, then transmitting a hot melt body in the storage pipe 1 by the communicating seat 18 and the second pressure pump 20, transmitting the hot melt body to the die at the center of the upper die holder 22 and the lower die holder 31, injecting the materials into the die through the first injection port 29, condensing the materials in the die, and achieving the purpose of forming the milling cutter;

and S3, finally, the hydraulic cylinder 14 controls the displacement frame 12 and the bearing frame 13 to reset, the driving motor 27 rotates reversely to drive the second fluted disc 26 to move, so that the first production part 8 and the second production part 9 are separated, demoulding operation is realized, and production is finished.

The working principle of the embodiment 1 is as follows: when in use, firstly, a production mold is placed at the centers of the lower mold seat 31 and the upper mold seat 22, the mold is communicated with the first injection port 29 and the second injection port 30, then alignment processing work of the first production part 8 and the second production part 9 is carried out, the driving motor 27 works, the motor 27 can drive the second fluted disc 26 to rotate, the bottom plate 28 at the bottom position is convenient for bearing the second fluted disc 26 and the motor 27, the rotation of the second fluted disc 26 can drive the first fluted disc 16 in meshing connection to rotate along with the rotation, the first fluted disc acts on the upper mold seat mechanism 11, so that the upper mold seat mechanism 11 rotates by taking the first fluted disc 16 as the center, when reaching the alignment position, the hydraulic cylinder 14 is driven to work, the hydraulic cylinder 14 can drive the bearing frame 13 to extend and retract, so that the displacement frame 12 moves along with the bearing frame 13, the track frame 17 realizes the limit of the displacement frame 12, the displacement frame 12 drives the connected upper die base mechanism 11 to adjust, so that the upper die base mechanism 11 is matched with and extruded by the second production part 9 to realize a limiting function, then the second conduction pipe 4 injects materials, the materials are transmitted through the first conduction pipe 3 and act inside the storage pipe 1, the heating base 2 at the moment is continuously heated, meanwhile, the liquid storage tank 25 transmits an internal release agent through the first pressure pump 19 to the position of the communication pipe 21 and then to the center of the upper die base 22, the liquid storage tank 25 in the second production part 9 is also controlled in the same way, the release agent can be guided and discharged through the second injection port 30 and transmitted to the inside of the die, then the communication base 18 and the second pressure pump 20 transmit the hot melt in the storage pipe 1 to the die at the centers of the upper die base 22 and the lower die base 31, and injection work is performed into the die through the first injection port 29, the internal condensation realizes the shaping purpose of milling cutter, resets hydraulic cylinder 14 control displacement frame 12, bear frame 13 at last, and drive motor 27 reverses, drives second fluted disc 26 and moves to make first production part 8, second production part 9 separate, realize the drawing of patterns operation, accomplish production.

Example 2

In embodiment 1, as shown in fig. 10, a built-up pallet 33 is fixedly connected to the left side of the support base 5, and a pulling plate 32 is telescopically connected to the left side of the built-up pallet 33.

In the embodiment, the lifting plate 32 and the combined supporting plate 33 are assembled and installed, and the telescopic structure design is adopted, so that the purpose of protecting the side part of the device is achieved.

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.

Claims

1. The utility model provides a carbide numerical control milling cutter's injection moulding equipment, includes storage pipe (1), heating seat (2), first conduction pipe (3) and second conduction pipe (4), the left side intercommunication of second conduction pipe (4) has first conduction pipe (3), the left side intercommunication of first conduction pipe (3) has storage pipe (1), heating seat (2), its characterized in that are installed to the upper end of storage pipe (1): the lower extreme intercommunication of storage pipe (1) has injection moulding structure (7), the equal limit connection in the left and right sides of injection moulding structure (7) has support bracket (6), both sides all with supporting seat (5) fixed connection around support bracket (6).

2. The injection molding apparatus of a cemented carbide numerically controlled milling cutter according to claim 1, wherein: the injection molding structure (7) comprises a first production part (8) and a second production part (9), wherein the second production part (9) is arranged at the lower end position of the first production part (8).

3. The injection molding apparatus of a cemented carbide numerically controlled milling cutter according to claim 2, wherein: the first production part (8) comprises a regulating mechanism (10) and an upper die holder mechanism (11), and the left side and the right side of the upper die holder mechanism (11) are in limited connection with the regulating mechanism (10).

4. The injection molding apparatus of a numerical control milling cutter of cemented carbide as claimed in claim 3, wherein: regulation and control mechanism (10) include displacement frame (12), bear frame (13), hydraulic cylinder (14), spacing (15), first fluted disc (16) and track frame (17), the left side and spacing (15) fixed connection of first fluted disc (16), hydraulic cylinder (14) are installed to the upper end of spacing (15), hydraulic cylinder (14) are through bearing frame (13) and displacement frame (12) telescopic connection, the left side fixedly connected with track frame (17) of spacing (15), displacement frame (12) and track frame (17) sliding connection.

5. The injection molding apparatus of a numerical control milling cutter of cemented carbide as claimed in claim 4, wherein: go up die holder mechanism (11) including intercommunication seat (18), first force (forcing) pump (19), second force (forcing) pump (20), communicating pipe (21), upper die base (22), mounting bracket (23), spacing round bar (24) and liquid storage pot (25), the upper end fixedly connected with mounting bracket (23) of upper die base (22), the equal fixedly connected with spacing round bar (24) in the left and right sides of upper die base (22), the central point of upper die base (22) puts and is linked together with second force (forcing) pump (20), the upper end intercommunication of second force (forcing) pump (20) has intercommunication seat (18), the left and right sides of second force (forcing) pump (20) all is equipped with communicating pipe (21), the upper end intercommunication of communicating pipe (21) has first force (forcing) pump (19), second force (forcing) pump (20), communicating pipe (21) all communicate the setting with the center of upper die base (22), the center of first force (forcing) pump (forcing) is linked together with liquid storage pot (25), the upper end fixed connection of liquid storage pot (23).

6. The injection molding apparatus of a cemented carbide numerically controlled milling cutter according to claim 5, wherein: the second production part (9) comprises a second fluted disc (26), a motor (27) and a bottom plate (28), the motor (27) is installed on the left side of the second fluted disc (26), the motor (27) are connected with the bottom plate (28) in a limiting mode, the second production part (9) comprises a first injection port (29), a second injection port (30) and a lower die holder (31), the center of the second production part (9) is provided with the lower die holder (31), the center of the inner cavity of the lower die holder (31) is provided with the first injection port (29), the two sides of the inner cavity of the lower die holder (31) are communicated with the second injection port (30), the second injection port (30) is communicated with a communicating pipe (21) which is symmetrically arranged, and the first injection port (29) is communicated with a second pressurizing pump (20) which is symmetrically arranged.

7. The injection molding apparatus of a numerical control milling cutter of cemented carbide as claimed in claim 6, wherein: second fluted disc (26) are connected with first fluted disc (16) meshing, the spacing fixed connection of lower extreme of spacing round bar (24) and displacement frame (12), last die holder mechanism (11) are through displacement frame (12), bear frame (13) and hydraulic cylinder (14) sliding connection, the upper end and the storage pipe (1) of intercommunication seat (18) are linked together, storage pipe (1), heating seat (2), first conduction pipe (3), second conduction pipe (4) rotate through first production part (8) and are connected, and second conduction pipe (4) also adopt rotary type looks activity adjustment with external intercommunication.

8. The injection molding apparatus of a cemented carbide numerically controlled milling cutter according to claim 7, wherein: the injection molding die is characterized in that the upper die holder (22) and the lower die holder (31) are arranged in a matched mode, a first injection port (29) and a second injection port (30) are formed in the middle of each of the upper die holder (22) and the lower die holder (31), and the centers of the upper die holder (22) and the lower die holder (31) are designed in a cavity structure mode.

9. The injection molding apparatus of a numerical control milling cutter of cemented carbide as claimed in claim 8, wherein: the left side fixedly connected with built-up plate (33) of supporting seat (5), the left side telescopic connection of built-up plate (33) has pull-up plate (32).

10. A method for using an injection molding device for a numerical control milling cutter made of cemented carbide, which is the injection molding device for the numerical control milling cutter made of cemented carbide according to any one of claims 1 to 8, the method comprising the steps of:

s1, firstly, a production mold is placed at the center of a lower mold base (31) and an upper mold base (22), the mold is communicated with a first injection port (29) and a second injection port (30), a driving motor (27) works, the motor (27) can drive a second fluted disc (26) to rotate, the second fluted disc (26) drives a first fluted disc (16) which is in meshed connection to rotate along with the first fluted disc (16), so that an upper mold base mechanism (11) rotates by taking the first fluted disc (16) as the center, when an alignment position is reached, a hydraulic cylinder (14) is driven to work, the hydraulic cylinder (14) can drive a bearing frame (13) to stretch and retract, the displacement frame (12) moves along with the bearing frame (13), the displacement frame (12) drives the connected upper mold base mechanism (11) to adjust along with the first fluted disc, so that the upper mold base mechanism (11) is matched with a second production part (9) to extrude, and a limiting function is realized;

s2, then, injecting materials by a second conduction pipe (4), transmitting the materials to the interior of a storage pipe (1) through a first conduction pipe (3), continuously heating a heating seat (2), simultaneously transmitting an internal release agent to the position of a communication pipe (21) through a liquid storage tank (25) by a first pressure pump (19), then transmitting the materials to the center of an upper die holder (22), controlling the liquid storage tank (25) in a second production part (9) in the same way, conducting the release agent to the interior of a die through a second injection port (30), then transmitting a hot melt body in the storage pipe (1) by a communication seat (18) and a second pressure pump (20), transmitting the hot melt body to the die at the centers of the upper die holder (22) and a lower die holder (31), performing injection work to the die through a first injection port (29), and condensing the inside to achieve the purpose of forming the milling cutter;

and S3, finally, the hydraulic cylinder (14) controls the displacement frame (12) and the bearing frame (13) to reset, the driving motor (27) reverses and drives the second fluted disc (26) to move, so that the first production part (8) and the second production part (9) are separated, demoulding operation is realized, and production is completed.