Injection molding device and process for integrally molding metal magnet and plastic material in mold

Abstract

The present invention relates to the technical field of injection molding, and discloses an injection molding device in which a metal magnet in a mold is integrally formed with a plastic material, comprising a lower body of an injection molding machine, wherein both left and right sides of the lower body of the injection molding machine are fixedly connected with a fixing seat, the top of the fixing seat is fixedly connected with a connecting seat, the outside of the connecting seat is fixedly connected with a first connecting shaft, the outside of the first connecting shaft is movably connected with a supporting gas spring, the top of the supporting gas spring is fixedly connected with a second connecting shaft, the outside of the second connecting shaft is movably connected with a transverse fixing rod, the outside of the transverse fixing rod is fixedly connected with a clamping block, the outside of the clamping block is clamped with a clamping piece, and the outside of the clamping piece is fixedly connected with an upper body of the injection molding machine placed above the lower body of the injection molding machine. The injection molding device and process in which a metal magnet in a mold is integrally formed with a plastic material achieve the purpose of making it more convenient to maintain the injection molding device and making the cooling more thorough and clean.

Description

Technical Field

[0001] The present invention relates to the technical field of injection molding, and in particular to an injection molding device and process for integrally molding a metal magnet and a plastic material in a mold. Background Art

[0002] Injection molding machine is the main molding equipment that uses plastic molding molds to make plastic products of various shapes from thermoplastics or thermosetting materials. Injection molding is achieved through injection molding machines and molds.

[0003] An injection molding machine (injection molding machine) has two basic components: an injection unit for melting and feeding the plastic into the mold and a clamping unit. The function of the clamping unit is to:

[0004] 1. Make the mold close while bearing the injection pressure;

[0005] 2. Take out the product. The injection device melts the plastic before injecting it into the mold, and then controls the pressure and speed to inject the melt into the mold. There are two designs of injection devices currently used: screw preplasticizer or two-stage device, and reciprocating screw. The screw preplasticizer uses a preplasticizing screw (first stage) to inject the molten plastic into the injection rod (second stage).

[0006] The existing in-mold metal magnet and plastic material integrated molding injection molding device can perform simple injection molding work, but it is not convenient to maintain the injection molding device, and the cooling of the workpiece is not good enough. The difficulty in disassembly and assembly between components makes subsequent maintenance slow. The cooling air easily carries dust and damages the smoothness of the workpiece surface. Therefore, an in-mold metal magnet and plastic material integrated molding injection molding device and process are proposed to solve the above-mentioned problems. Summary of the invention

[0007] 1. Technical issues to be resolved

[0008] In view of the deficiencies in the prior art, the present invention provides an in-mold metal magnet and plastic material integrated molding injection molding device and process, which has the advantages of being more convenient when maintaining the injection molding device and more thorough and clean cooling. It solves the problem that the existing in-mold metal magnet and plastic material integrated molding injection molding device can perform simple injection molding work, but is not convenient when maintaining the injection molding device, and the cooling of the workpiece is not good enough. The difficulty in disassembly and assembly between components makes subsequent maintenance slow, and the cooling air easily carries dust and damages the smoothness of the workpiece surface.

[0009] (II) Technical solution

[0010] In order to achieve the above-mentioned purpose of making maintenance of the injection molding device more convenient and cooling more thoroughly and cleanly, the present invention provides the following technical solution: an injection molding device in which a metal magnet in a mold is integrally formed with a plastic material, comprising a lower body of an injection molding machine, wherein both left and right sides of the lower body of the injection molding machine are fixedly connected with a fixing seat, the top of the fixing seat is fixedly connected with a connecting seat, the outside of the connecting seat is fixedly connected with a first connecting shaft body, the outside of the first connecting shaft body is movably connected with a supporting gas spring, the top of the supporting gas spring is fixedly connected with a second connecting shaft body, the outside of the second connecting shaft body is movably connected with a transverse fixing rod, the outside of the transverse fixing rod is fixedly connected with a clamping block, the outside of the clamping block is clamped with a clamping piece, the outside of the clamping piece is fixedly connected with an upper body of an injection molding machine placed above the lower body of the injection molding machine, the outside of the upper body of the injection molding machine is provided with a clamping groove in contact with the clamping block, and the upper body of the injection molding machine is provided with a clamping groove in contact with the clamping block. The outside of the cooling fan is connected with an aluminum alloy air outlet pipe, and the top of the cooling fan is connected with a cooling fan fixedly connected with the aluminum alloy air outlet pipe. The outside of the lower body of the injection molding machine is fixedly connected with a feed hopper connected with the lower body of the injection molding machine, and the outside of the cooling fan is connected with an aluminum alloy air outlet pipe. The outside of the lower body of the injection molding machine is fixedly connected with a connecting ring sleeved on the outside of the aluminum alloy air outlet pipe. An air inlet is provided on the outside of the cooling fan, and a dust filter net is fixedly connected to the inside of the cooling dust removal box, and a support is fixedly connected to the inside of the cooling dust removal box, and a filter element is fixedly connected between the support and the inner wall of the cooling dust removal box. The inner wall of the cooling dust removal box is fixedly connected with a cooling element located between the filter element and the dust filter net, and a dust suction element is bonded to the inner wall of the cooling dust removal box.

[0011] Preferably, both upper and lower sides of the clamping block are provided with clamping grooves, and the clamping grooves are clamped with the clamping piece.

[0012] Preferably, the outer surface of the lower body of the injection molding machine is plated with a zinc layer, and the thickness of the zinc layer does not exceed one millimeter, and the front side includes a discharge port.

[0013] Preferably, the number of the connecting seats is not less than two, and the number of the supporting gas springs is twice the number of the connecting seats.

[0014] Preferably, the diameter of the aluminum alloy connecting pipe is the same as the diameter of the aluminum alloy air outlet pipe, and the length of the aluminum alloy connecting pipe is shorter than the length of the aluminum alloy air outlet pipe.

[0015] Preferably, the cooling element is a cooling copper tube, the filtering element is an air filter cartridge, the supporting element is made of aluminum alloy, and the dust collecting element is dust collecting cotton.

[0016] Preferably, the stirring mechanism includes a bottom connecting block, a supporting cross frame, a U-shaped supporting frame, a driving motor, a driving pulley, a belt, an auxiliary pulley, a fixed shaft and a mixing stirring wheel, the left and right sides of the supporting cross frame are fixedly connected with a bottom connecting block fixed to the upper body of the injection molding machine, the top of the bottom connecting block on the left side is fixedly connected with a U-shaped supporting frame, the inner side of the U-shaped supporting frame is fixedly connected with a driving motor, and the output shaft of the driving motor is fixedly connected with a driving pulley.

[0017] Preferably, the outside of the driving pulley is movably connected to a belt, the inside of the belt is movably connected to an auxiliary pulley, the inside of the auxiliary pulley is fixedly connected to a fixed shaft, and the outside of the fixed shaft is fixedly connected to a mixing stirring wheel located on the back of the supporting cross frame.

[0018] Preferably, the clamping piece is made of spring steel, and the diameter of the clamping piece is greater than five millimeters.

[0019] Another technical problem to be solved by the present invention is to provide an injection molding process for integrally molding a metal magnet and a plastic material in a mold, comprising the following steps:

[0020] 1) Preparation: debug the injection molding machine composed of the lower body and the upper body of the injection molding machine, and heat the injection mold of the injection molding machine, wherein the injection mold includes an upper mold and a lower mold, the upper mold is heated to 30°C, and the lower mold is heated to 30°C, and the raw materials are pre-treated: the plastic material is cleaned and placed in an oven for 2 hours to dry, the metal magnet is pre-placed in the lower body of the injection molding machine, the plastic material is put into the feed hopper, and the mixing mechanism is used for mixing and stirring, and the plastic material is integrated into the metal magnet by using the injection molding function of the injection molding machine, and then integrated molding is performed in the mold;

[0021] 2) By utilizing the blowing function of the cooling fan, the finished product can be cooled after forming in step 1), and the dust removal box and the dust filter, cooling parts and filter parts inside it can be cooled to make the air lower temperature and cleaner, so that the overall cooling and solidification can be more thorough.

[0022] (III) Beneficial effects

[0023] Compared with the prior art, the present invention provides an injection molding device and process for integrally molding metal magnets and plastic materials in a mold, which has the following beneficial effects:

[0024] The metal magnet in the mold and the plastic material are integrally formed into an injection molding device and a process thereof. The injection molding machine composed of a lower body of the injection molding machine and a feed hopper completes the injection molding and molding processes. The driving motor in the stirring mechanism drives the driving pulley to rotate. The rear end of the driving motor is fixed to the inner side of the U-shaped support frame. The output shaft of the driving motor passes through and extends to the front side of the U-shaped support frame. The belt connects the driving pulley and the auxiliary pulley with appropriate tightness. The driving pulley uses the transmission of the belt to rotate the auxiliary pulley under the drive of the driving motor. The fixed shaft body passes through the supporting cross frame. The auxiliary pulley is located at the front side of the fixed shaft body. The mixing and stirring wheel is located at the rear side of the fixed shaft body. The mixing and stirring wheel stirs the plastic material put into the feed hopper under the drive of the fixed shaft body. The mixing and stirring wheel is provided with an inclined rod-shaped protrusion on the outside, which is more labor-saving during stirring. The material is more uniform. When maintenance is needed, the supporting gas spring is pushed outward to make the supporting gas spring rotate based on the first connecting shaft. After the supporting gas spring contracts, the transverse fixing rod changes its angle based on the second connecting shaft, and the transverse fixing rod drives the clamping block to separate from the clamping piece and the clamping groove. The elasticity of the clamping piece can ensure the clamping and separation with the clamping groove, and the upper body and the feed hopper of the injection molding machine can be removed from the lower body of the injection molding machine. The cooling fan generates wind force to make air enter from the air inlet, and the dust filter filters the air. The cooling piece cools the air as much as possible, and the filter cooperates with the dust collecting piece to reduce impurities in the air again. Then the air is blown to the discharge port of the lower body of the injection molding machine through the aluminum alloy connecting pipe, the cooling fan and the aluminum alloy outlet pipe, so that the workpiece is quickly cooled and solidified, and the phenomenon of dust damaging the surface of the workpiece is reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a structural schematic diagram of an injection molding device and process for integrally molding a metal magnet and a plastic material in a mold according to the present invention;

[0026] Figure 2 It is a partial structural cross-sectional view of an injection molding device and process for integrally molding a metal magnet and a plastic material in a mold according to the present invention;

[0027] Figure 3 The present invention is a schematic diagram of an injection molding device for integrally molding a metal magnet and a plastic material in a mold and a connection structure of a cooling and dust removal box and a support member in the process.

[0028] In the figure: 1 injection molding machine lower body, 2 fixing seat, 3 connecting seat, 4 first connecting shaft, 5 supporting gas spring, 6 second connecting shaft, 7 transverse fixing rod, 8 clamping block, 9 injection molding machine upper body, 10 feed hopper, 11 cooling dust removal box, 12 aluminum alloy connecting pipe, 13 cooling fan, 14 aluminum alloy air outlet pipe, 15 connecting ring, 16 air inlet, 17 dust filter, 18 cooling part, 19 supporting part, 20 filtering part, 21 dust collecting part, 22 clamping part, 23 clamping groove, 24 stirring mechanism. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] See also Figure 1-3 , an injection molding device for integrally molding a metal magnet and a plastic material in a mold, comprising a lower body 1 of an injection molding machine, a fixing seat 2 being fixedly connected to both left and right sides of the lower body 1 of the injection molding machine, a connecting seat 3 being fixedly connected to the top of the fixing seat 2, a first connecting shaft 4 being fixedly connected to the outside of the connecting seat 3, a supporting gas spring 5 being movably connected to the outside of the first connecting shaft 4, a second connecting shaft 6 being fixedly connected to the top of the supporting gas spring 5, a transverse fixing rod 7 being movably connected to the outside of the second connecting shaft 6, a clamping block 8 being fixedly connected to the outside of the transverse fixing rod 7, a clamping piece 22 being clamped to the outside of the clamping piece 22, an upper body 9 of the injection molding machine placed above the lower body of the injection molding machine being fixedly connected to the outside of the upper body 9 of the injection molding machine, a clamping groove 23 being in contact with the clamping block 8 being provided on the outside of the upper body 9 of the injection molding machine, a feeding hopper 10 being fixedly connected to the outside of the feeding hopper 10 being connected to the lower body 1 of the injection molding machine, A stirring mechanism 24 is connected, and a cooling and dust removal box 11 is fixedly connected to the left and right sides of the lower body 1 of the injection molding machine. The top of the cooling and dust removal box 11 is connected to an aluminum alloy connecting pipe 12, and the top of the aluminum alloy connecting pipe 12 is connected to a cooling fan 13 fixed to the cooling and dust removal box 11. The outside of the cooling fan 13 is connected to an aluminum alloy air outlet duct 14, and the outside of the lower body 1 of the injection molding machine is fixedly connected to a connecting ring 15 sleeved on the outside of the aluminum alloy air outlet duct 14. An air inlet 16 is provided on the outside of the cooling and dust removal box 11, and a dust filter 17 is fixedly connected to the inside of the cooling and dust removal box 11. A support member 19 is fixedly connected to the inside of the cooling and dust removal box 11, and a filter member 20 is fixedly connected between the support member 19 and the inner wall of the cooling and dust removal box 11. A cooling member 18 located between the filter member 20 and the dust filter 17 is fixedly connected to the inner wall of the cooling and dust removal box 11, and a dust suction member 21 is bonded to the inner wall of the cooling and dust removal box 11.

[0031] Specifically, the injection molding and forming processes are completed by the injection molding machine composed of the lower body 1 of the injection molding machine and the feed hopper 10. The driving motor in the stirring mechanism 24 drives the driving pulley to rotate. The rear end of the driving motor is fixed to the inner side of the U-shaped support frame. The output shaft of the driving motor passes through and extends to the front side of the U-shaped support frame. The belt connects the driving pulley and the auxiliary pulley and has appropriate tightness. The driving pulley uses the transmission of the belt to rotate the auxiliary pulley under the drive of the driving motor. The fixed shaft body passes through the supporting cross frame. The auxiliary pulley is located on the front side of the fixed shaft body, and the mixing and stirring wheel is located on the rear side of the fixed shaft body. Driven by the fixed shaft body, the mixing and stirring wheel stirs the plastic material put into the feed hopper 10. The mixing and stirring wheel is provided with an inclined rod-shaped protrusion on the outside, which saves more effort during stirring and makes the material more uniform. When maintenance is required, the supporting gas spring 5 is pushed outward. , so that the supporting gas spring 5 rotates based on the first connecting shaft 4. After the supporting gas spring 5 contracts, the transverse fixing rod 7 changes its angle based on the second connecting shaft 6. The transverse fixing rod 7 drives the clamping block 8 to separate from the clamping piece 22 and the clamping groove 23. The elasticity of the clamping piece 22 can ensure the clamping and separation with the clamping groove, and the upper body 9 of the injection molding machine and the feed hopper 10 can be removed from the lower body 1 of the injection molding machine. The cooling fan 13 generates wind force, so that air enters from the air inlet 16, the dust filter 17 filters the air, the cooling piece 18 cools the air as much as possible, the filter 20 cooperates with the dust collecting piece 21 to reduce impurities in the air again, and then the air is blown to the discharge port of the lower body 1 of the injection molding machine through the aluminum alloy connecting pipe 12, the cooling fan 13 and the aluminum alloy outlet pipe 14, so that the workpiece is quickly cooled and solidified, and the phenomenon of dust damaging the surface of the workpiece is reduced.

[0032] Furthermore, both upper and lower sides of the clamping block 8 are provided with clamping grooves, which are clamped with the clamping member 22 .

[0033] Furthermore, the outer surface of the lower body 1 of the injection molding machine is plated with a zinc layer, and the thickness of the zinc layer does not exceed one millimeter, and the front side of 1 includes a discharge port.

[0034] Furthermore, the number of the connecting seats 3 is not less than two, and the number of the supporting gas springs 5 ​​is twice the number of the connecting seats 3 .

[0035] Furthermore, the diameter of the aluminum alloy connecting pipe 12 is the same as the diameter of the aluminum alloy air outlet pipe 14 , and the length of the aluminum alloy connecting pipe 12 is shorter than the length of the aluminum alloy air outlet pipe 14 .

[0036] Furthermore, the cooling member 18 is a cooling copper tube, the filtering member 20 is an air filter cartridge, the supporting member 19 is made of aluminum alloy, and the dust collecting member 21 is dust collecting cotton.

[0037] Furthermore, the clamping member 22 is made of spring steel, and the diameter of the clamping member 22 is greater than five millimeters.

[0038] The stirring mechanism 24 in this embodiment includes a bottom connecting block, a supporting cross frame, a U-shaped supporting frame, a driving motor, a driving pulley, a belt, an auxiliary pulley, a fixed shaft and a mixing stirring wheel. The left and right sides of the supporting cross frame are fixedly connected with a bottom connecting block fixed to the upper body 9 of the injection molding machine, the top of the left bottom connecting block is fixedly connected with the U-shaped supporting frame, the inner side of the U-shaped supporting frame is fixedly connected with the driving motor, the output shaft of the driving motor is fixedly connected with the driving pulley, the outer side of the driving pulley is movably connected with the belt, the inner side of the belt is movably connected with the auxiliary pulley, the inner side of the auxiliary pulley is fixedly connected with the fixed shaft, and the outer side of the fixed shaft is fixedly connected with the mixing stirring wheel located on the back of the supporting cross frame.

[0039] Specifically, the driving motor in the stirring mechanism 24 drives the driving pulley to rotate, the rear end of the driving motor is fixed to the inner side of the U-shaped support frame, the output shaft of the driving motor passes through and extends to the front side of the U-shaped support frame, the belt connects the driving pulley and the auxiliary pulley and has appropriate tightness, and the driving pulley uses the belt transmission to rotate the auxiliary pulley under the drive of the driving motor, the fixed shaft passes through the supporting cross frame, the auxiliary pulley is located on the front side of the fixed shaft, and the mixing stirring wheel is located on the rear side of the fixed shaft. Driven by the fixed shaft, the mixing stirring wheel stirs the plastic material put into the feed hopper 10, and an inclined rod-shaped protrusion is provided on the outside of the mixing stirring wheel, which saves more effort during stirring and makes the material more uniform.

[0040] The control method of the present invention is controlled by a controller. The control circuit of the controller can be realized by simple programming by technicians in this field. The provision of power is also common knowledge in this field. The present invention is mainly used to protect mechanical devices, so the present invention will no longer explain the control method and circuit connection in detail.

[0041] Another technical problem to be solved by the present invention is to provide an injection molding process for integrally molding a metal magnet and a plastic material in a mold, comprising the following steps:

[0042] 1) Preparation: debug the injection molding machine composed of the lower body 1 and the upper body 9 of the injection molding machine, and heat the injection mold of the injection molding machine, wherein the injection mold includes an upper mold and a lower mold, the upper mold is heated to 30° C., and the lower mold is heated to 30° C., and the raw materials are pre-treated: the plastic material is cleaned and placed in an oven for 2 hours to dry, the metal magnet is pre-placed in the lower body 1 of the injection molding machine, the plastic material is put into the feed hopper 10, and the mixing mechanism 24 is used for mixing and stirring, and the plastic material is integrally injected onto the metal magnet using the injection molding function of the injection molding machine, and then integrated molding is performed in the mold;

[0043] 2) By utilizing the blowing function of the cooling fan 13, the finished product can be cooled after forming in step 1, and the dust removal box 11 and the dust filter 17, cooling element 18 and filter element 20 inside it can be cooled to make the air lower temperature and cleaner, so that the overall cooling and solidification can be more thorough.

[0044] In summary, the in-mold metal magnet and plastic material are integrally formed into an injection molding device, and the injection molding and molding processes are completed by the injection molding machine composed of the lower body 1 of the injection molding machine and the feed hopper 10. The driving motor in the stirring mechanism 24 drives the driving pulley to rotate, and the rear end of the driving motor is fixed to the inner side of the U-shaped support frame. The output shaft of the driving motor passes through and extends to the front side of the U-shaped support frame. The belt connects the driving pulley and the auxiliary pulley and has appropriate tightness. The driving pulley uses the transmission of the belt to rotate the auxiliary pulley under the drive of the driving motor. The fixed shaft body passes through the supporting cross frame, the auxiliary pulley is located on the front side of the fixed shaft body, and the mixing and stirring wheel is located on the rear side of the fixed shaft body. Driven by the fixed shaft body, the mixing and stirring wheel stirs the plastic material put into the feed hopper 10. The mixing and stirring wheel is provided with an inclined rod-shaped protrusion on the outside, which saves more effort during stirring, makes the material more uniform, and is easy to maintain when maintenance is required. , push the supporting gas spring 5 outward, so that the supporting gas spring 5 rotates based on the first connecting shaft 4. After the supporting gas spring 5 contracts, the transverse fixing rod 7 changes its angle based on the second connecting shaft 6, and the transverse fixing rod 7 drives the clamping block 8 to separate from the clamping piece 22 and the clamping groove 23. The elasticity of the clamping piece 22 can ensure the clamping and separation with the clamping groove, and then the upper body 9 of the injection molding machine and the feed hopper 10 can be removed from the lower body 1 of the injection molding machine. The cooling fan 13 generates wind force, so that air enters from the air inlet 16, the dust filter 17 filters the air, and the cooling piece 18 cools the air as much as possible. The filter 20 cooperates with the dust collecting piece 21 to reduce impurities in the air again, and then the air is blown to the discharge port of the lower body 1 of the injection molding machine through the aluminum alloy connecting pipe 12, the cooling fan 13 and the aluminum alloy outlet pipe 14, so that the workpiece is quickly cooled and solidified, and the phenomenon of dust damaging the surface of the workpiece is reduced.

[0045] Different from the prior art, the injection molding and forming processes are completed by the injection molding machine composed of the lower body 1 of the injection molding machine and the feed hopper 10. The driving motor in the stirring mechanism 24 drives the driving pulley to rotate. The rear end of the driving motor is fixed to the inner side of the U-shaped support frame. The output shaft of the driving motor passes through and extends to the front side of the U-shaped support frame. The belt connects the driving pulley and the auxiliary pulley with appropriate tightness. The driving pulley uses the transmission of the belt to rotate the auxiliary pulley under the drive of the driving motor. The fixed shaft body passes through the supporting cross frame, the auxiliary pulley is located on the front side of the fixed shaft body, and the mixing and stirring wheel is located on the rear side of the fixed shaft body. Driven by the fixed shaft body, the mixing and stirring wheel stirs the plastic material put into the feed hopper 10. The mixing and stirring wheel is provided with an inclined rod-shaped protrusion on the outside, which saves more effort during stirring and makes the material more uniform. When maintenance is required, the support is pushed outward. The gas spring 5 allows the supporting gas spring 5 to rotate based on the first connecting shaft 4. After the supporting gas spring 5 contracts, the transverse fixing rod 7 changes its angle based on the second connecting shaft 6. The transverse fixing rod 7 drives the clamping block 8 to separate from the clamping piece 22 and the clamping groove 23. The elasticity of the clamping piece 22 can ensure the clamping and separation with the clamping groove, and the upper body 9 and the feed hopper 10 of the injection molding machine can be removed from the lower body 1 of the injection molding machine. The cooling fan 13 generates wind force, so that air enters from the air inlet 16, the dust filter 17 filters the air, the cooling piece 18 cools the air as much as possible, the filter 20 cooperates with the dust collecting piece 21 to reduce impurities in the air again, and then the air is blown to the discharge port of the lower body 1 of the injection molding machine through the aluminum alloy connecting pipe 12, the cooling fan 13 and the aluminum alloy outlet pipe 14, so that the workpiece is quickly cooled and solidified, and the phenomenon of dust damaging the surface of the workpiece is reduced.

[0046] It should be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises a ..." does not exclude the existence of other identical elements in the process, method, article or device including the element.

[0047] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An injection molding device for integrally molding a metal magnet and a plastic material in a mold, comprising an injection molding machine lower body (1), characterized in that: The left and right sides of the lower body (1) of the injection molding machine are fixedly connected to a fixing seat (2); the top of the fixing seat (2) is fixedly connected to a connecting seat (3); the outside of the connecting seat (3) is fixedly connected to a first connecting shaft (4); the outside of the first connecting shaft (4) is movably connected to a supporting gas spring (5); the top of the supporting gas spring (5) is fixedly connected to a second connecting shaft (6); the outside of the second connecting shaft (6) is movably connected to a transverse fixing rod (7); the outside of the transverse fixing rod (7) is fixedly connected to A clamping block (8), the outside of which is clamped with a clamping member (22), the outside of which is fixedly connected to an upper body (9) of an injection molding machine placed above a lower body of the injection molding machine, the outside of which is provided with a clamping groove (23) in contact with the clamping block (8), the outside of which is fixedly connected to a feed hopper (10) in communication with a lower body (1) of the injection molding machine, the outside of which is fixedly connected to a stirring mechanism (24), the lower body of the injection molding machine The left and right sides of the lower body (1) are fixedly connected to a cooling dust removal box (11); the top of the cooling dust removal box (11) is connected to an aluminum alloy connecting pipe (12); the top of the aluminum alloy connecting pipe (12) is connected to a cooling fan (13) fixed to the cooling dust removal box (11); the outside of the cooling fan (13) is connected to an aluminum alloy air outlet pipe (14); the outside of the lower body (1) of the injection molding machine is fixedly connected to a connecting ring (15) sleeved on the outside of the aluminum alloy air outlet pipe (14); the outside of the cooling dust removal box (11) is An air inlet (16) is provided, a dust filter (17) is fixedly connected to the interior of the cooling dust removal box (11), a support member (19) is fixedly connected to the interior of the cooling dust removal box (11), a filter member (20) is fixedly connected between the support member (19) and the inner wall of the cooling dust removal box (11), a cooling member (18) located between the filter member (20) and the dust filter (17) is fixedly connected to the inner wall of the cooling dust removal box (11), and a dust collecting member (21) is bonded to the inner wall of the cooling dust removal box (11); The upper and lower sides of the clamping block (8) are both provided with clamping grooves, and the clamping grooves are clamped with the clamping piece (22); The stirring mechanism (24) comprises a bottom connecting block, a supporting cross frame, a U-shaped supporting frame, a driving motor, a driving pulley, a belt, an auxiliary pulley, a fixed shaft and a mixing stirring wheel, wherein the left and right sides of the supporting cross frame are fixedly connected to the bottom connecting block fixed to the upper body (9) of the injection molding machine, the top of the left bottom connecting block is fixedly connected to the U-shaped supporting frame, the inner side of the U-shaped supporting frame is fixedly connected to the driving motor, and the output shaft of the driving motor is fixedly connected to the driving pulley.

2. The device for integrally forming a metal magnet and a plastic material in a mold according to claim 1, characterized in that: The outer surface of the lower body (1) of the injection molding machine is plated with a zinc layer, and the thickness of the zinc layer does not exceed one millimeter. The front side of the body (1) includes a discharge port.

3. The device for integrally forming a metal magnet and a plastic material in a mold according to claim 1, characterized in that: The number of the connecting seats (3) is not less than two, and the number of the supporting gas springs (5) is twice the number of the connecting seats (3).

4. The device for integrally forming a metal magnet and a plastic material in a mold according to claim 1, characterized in that: The diameter of the aluminum alloy connecting pipe (12) is the same as the diameter of the aluminum alloy air outlet pipe (14), and the length of the aluminum alloy connecting pipe (12) is shorter than the length of the aluminum alloy air outlet pipe (14).

5. The device for integrally forming a metal magnet and a plastic material in a mold according to claim 1, characterized in that: The cooling element (18) is a cooling copper tube, the filtering element (20) is an air filter cartridge, the supporting element (19) is made of aluminum alloy, and the dust collecting element (21) is dust collecting cotton.

6. The device for integrally forming a metal magnet and a plastic material in a mold according to claim 1, characterized in that: The driving pulley is movably connected to a belt on the outside, the belt is movably connected to an auxiliary pulley on the inside, the auxiliary pulley is fixedly connected to a fixed shaft on the inside, and the fixed shaft is fixedly connected to a mixing wheel located on the back of the supporting cross frame on the outside.

7. The device for integrally forming a metal magnet and a plastic material in a mold according to claim 1, characterized in that: The clamping piece (22) is made of spring steel, and the diameter of the clamping piece (22) is greater than five millimeters.

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