CN113997525A - Automobile part injection molding equipment and injection molding process thereof - Google Patents
Automobile part injection molding equipment and injection molding process thereof Download PDFInfo
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- CN113997525A CN113997525A CN202111296725.6A CN202111296725A CN113997525A CN 113997525 A CN113997525 A CN 113997525A CN 202111296725 A CN202111296725 A CN 202111296725A CN 113997525 A CN113997525 A CN 113997525A
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 53
- 239000002994 raw material Substances 0.000 claims description 38
- 238000007789 sealing Methods 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000010438 heat treatment Methods 0.000 claims description 18
- 238000004140 cleaning Methods 0.000 claims description 10
- 239000000498 cooling water Substances 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 7
- 238000013459 approach Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000011241 protective layer Substances 0.000 claims description 5
- 239000010687 lubricating oil Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 2
- 238000012545 processing Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/34—Moulds having venting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76655—Location of control
- B29C2945/76719—Ejection unit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of automobile part processing, in particular to automobile part injection molding equipment and an injection molding process thereof. According to the invention, the spring is compressed when the movable mold and the fixed mold are closed, so that the ejector pin can eject the automobile part formed in the mold cavity through the elasticity of the spring when the mold is opened, thus the effect of automatic demolding of the automobile part is realized, and further, the labor is saved for processing the automobile collar part.
Description
Technical Field
The invention relates to the technical field of automobile part processing, in particular to an automobile part injection molding device and an injection molding process thereof.
Background
Along with the improvement of the living standard of people, the use of automobiles is more and more popular, the automobiles bring great convenience to the life of people, but along with the increase of the automobiles, traffic accidents are more and more frequent, when the traffic accidents happen, plastic parts on the automobiles are often easily damaged by collision, the plastic parts are usually processed by injection molding equipment, and therefore the demand of the plastic parts of the automobiles on the market is gradually increased.
The invention discloses an injection mold for processing automobile parts, which comprises a base, wherein an air cylinder is installed in the middle position of the top end of the base, a piston rod of the air cylinder is vertically arranged upwards and is connected with a lower die holder, two telescopic rods which are symmetrically arranged are connected to the bottom end of the lower die holder, the bottom end of each telescopic rod is connected with the top end of the base, two symmetrically arranged supporting plates are connected to the top end of the base, symmetrically arranged sliding grooves are formed in one side, close to each other, of each supporting plate, sliding blocks which are symmetrically arranged are connected to the side walls of the two sides of the lower die holder and are connected with the sliding grooves in a sliding mode, a lower die cavity is formed in the top end of the lower die holder, and movable holes which are symmetrically arranged are formed in the lower die holder.
When the automobile parts in the prior art are subjected to injection molding, manual demolding is performed manually, so that labor is wasted in processing of the automobile parts, a high-temperature raw material is sprayed when a mold is not tightly closed during injection molding, further, the production danger of the automobile parts is increased, and the production efficiency of the automobile parts is reduced due to the fact that the cooling time is too long during injection molding of the automobile parts. Therefore, the development of an injection molding device for automobile parts and an injection molding process thereof are urgently needed.
Disclosure of Invention
The invention aims to provide injection molding equipment and an injection molding process for automobile parts, and aims to solve the problems of manpower waste, increased danger and low production efficiency in the background technology.
The technical scheme of the invention is as follows: an injection molding device for automobile parts comprises a base, wherein the outer wall of the top of the base is connected with a fixed die through a bolt, the top of the base is provided with a movable die, one side of the movable die is provided with a mounting plate, the outer wall of one side of the mounting plate is connected with guide pillars which are uniformly distributed through the bolt, one end of each guide pillar penetrates through the movable die and is connected with the fixed die through the bolt, one side of the fixed die is provided with a push-back plate, the outer wall of one side of the fixed die is connected with a limit rod through the bolt, one end of the limit rod penetrates through the push-back plate and is connected with a baffle disc through the bolt, the outer part of the limit rod is sleeved with a spring, the spring is positioned between the push-back plate and the baffle disc, the inner part of the fixed die is inserted and connected with a push rod in a sliding mode, one end of the push rod is connected with the push-back plate through the bolt, the outer wall of one side of the fixed die is provided with a die cavity, and a push pin is movably inserted and inserted in the die cavity of the fixed die, the ejector pin is connected with the ejector return plate through a bolt, the ejector pin is matched with the ejector rod, and the outer wall of the top of the movable mold is provided with an injection molding hole.
Further, there is the cylinder one side outer wall of mounting panel through bolted connection, the flexible end and the movable mould of cylinder pass through threaded connection, there is the air pump one side outer wall of base through bolted connection, there is solenoid valve two one side outer wall of base through bolted connection, solenoid valve two passes through the pipe connection with the cylinder, there is the controller one side outer wall of base through bolted connection, one side outer wall of cover half is embedded to have contact pick-up, contact pick-up is electric connection with the controller through the wire respectively with solenoid valve two.
Further, the both sides outer wall of cover half is provided with inlet tube and outlet pipe respectively, the inside of cover half is opened has evenly distributed's water hole, the water hole department of the both sides outer wall of cover half has the connecting pipe through threaded connection, inlet tube and outlet pipe are linked together through connecting pipe and water hole.
Furthermore, a sealing groove is formed in the outer wall of one side of the fixed die, a sealing ring is integrally formed in the outer wall of one side of the movable die, and the sealing groove is matched with the sealing ring.
Furthermore, an exhaust hole is formed in the outer wall of one side of the movable mold, an air inlet hole is formed in the movable mold and communicated with the exhaust hole, a first electromagnetic valve is connected to the air inlet hole of the movable mold through threads, an air outlet of the air pump is connected with the first electromagnetic valve through a pipeline, and the first electromagnetic valve is electrically connected with the controller through a wire.
Furthermore, a mounting groove is formed in the outer wall of one side of the movable mold, an electromagnetic heating module is connected to the inside of the mounting groove through a bolt, a cover plate is connected to the inside of the mounting groove through a bolt, and the electromagnetic heating module is electrically connected with the controller through a wire.
Furthermore, the outer wall of the top of the base is provided with a sliding groove, the outer wall of the bottom of the movable mold is connected with a sliding block through a bolt, and the sliding block is connected with the sliding groove in a sliding mode.
Furthermore, the outer wall of one side of the movable mold is connected with a protective layer through a bolt, and one end of the ejector rod is connected with a protective pad through a bolt.
Furthermore, the outer wall welding of the both sides of base has the installation ear, the top outer wall of installation ear is opened there is the mounting hole.
An injection molding process of automobile parts specifically comprises the following steps:
cleaning: cleaning dirt in a sealing groove of the fixed die, wiping the die cavity and the contact surface of the movable die and the fixed die with clean cleaning cloth, smearing lubricating oil on movable parts such as the sealing groove, a sliding groove, a guide pillar, an ejector rod, a limiting rod and an ejector pin by a brush, and connecting the movable parts with a power supply of a ventilation pump;
die assembly: the second electromagnetic valve is controlled by the controller to work, so that compressed gas generated by the air pump enters the inside of the air cylinder, the air cylinder drives the movable mold and the fixed mold to be matched, whether the sealing groove and the sealing ring are completely closed or not is observed, the movable mold pushes the ejector rod to slide in the process of matching, the ejector rod drives the ejection plate to compress the spring, and meanwhile, the ejector pin on the ejection plate enters the inside of the fixed mold;
injection molding: when the movable mold and the fixed mold are completely closed, the contact sensor transmits an electric signal to the controller, the controller controls the feeding device to inject the molten raw material into the mold cavity from the injection hole on the movable mold, and the raw material is stopped being injected when the raw material flows out from the air outlet hole;
and (3) cooling: introducing cooling water into the water holes of the fixed die through a water inlet pipe, so that the cooling water cools the raw materials in the die cavity through heat conduction;
opening the mold: after the raw materials are cooled and solidified, the movable die is driven by the air cylinder to move, so that the movable die and the fixed die are opened, the elastic force of the spring pushes the ejecting plate to approach the fixed die, the ejecting plate is provided with a movable ejector pin to extend out of the die cavity, and the ejector pin automatically demolds the molded parts;
heating: the controller controls the electromagnetic heating module to locally heat the movable mold, so that the raw materials in the air outlet hole and the injection molding hole are kept in a molten state;
exhausting: the first electromagnetic valve is controlled by the controller to be communicated, so that compressed air generated by the air pump enters the exhaust hole through the air inlet, and raw materials in the exhaust hole are discharged.
The invention provides an injection molding device for automobile parts and an injection molding process thereof through improvement, and compared with the prior art, the injection molding device has the following improvements and advantages:
(1) according to the invention, the spring is compressed when the movable mold and the fixed mold are closed, so that the ejector pin can eject the automobile part formed in the mold cavity through the elasticity of the spring when the mold is opened, thus the effect of automatic demolding of the automobile part is realized, and further, the labor is saved for processing the automobile collar part.
(2) According to the invention, the contact sensor is used for detecting the closing of the movable mold and the fixed mold, so that the controller cannot control the feeding equipment to feed raw materials when the movable mold and the fixed mold are not completely closed, thereby preventing the phenomenon that the raw materials are sprayed out from gaps due to the fact that the mold closing is not tight, and further ensuring that the processing of automobile parts is safer.
(3) According to the invention, the water inlet pipe and the water outlet pipe are used for introducing the cooling water into the fixed die, so that the time for cooling the automobile collar part in the die cavity is reduced, and the effect of improving the production efficiency of the automobile part is further realized.
(4) According to the invention, the controller is used for controlling the first electromagnetic valve to be switched on and off, so that compressed air generated in the air pump can enter the exhaust hole through the air inlet, and further, raw materials blocked in the exhaust hole are discharged, and the effect of convenience in maintenance of injection molding equipment is realized.
Drawings
The invention is further explained below with reference to the figures and examples:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic illustration of a stationary mold structure of the present invention;
FIG. 3 is a schematic view of the moving mold structure of the present invention;
FIG. 4 is an enlarged view of the invention at A;
FIG. 5 is a control block diagram of the present invention;
FIG. 6 is a process flow diagram of the present invention.
Description of reference numerals:
the device comprises a fixed die 1, a movable die 2, a mounting plate 3, a guide pillar 4, a push-back plate 5, a limiting rod 6, a spring 7, a blocking disc 8, a cylinder 9, a base 10, a mounting lug 11, a mounting hole 12, a sliding groove 13, a sliding block 14, a water inlet pipe 15, a connecting pipe 16, a water hole 17, a push rod 18, a sealing groove 19, a sealing ring 20, a die cavity 21, a push rod 22, a water outlet pipe 23, a mounting groove 24, an electromagnetic heating module 25, a cover plate 26, a contact sensor 27, a protective layer 28, a protective pad 29, an injection molding hole 30, an air inlet 31, an air outlet 32, an air pump 33, a first electromagnetic valve 34, a controller 35 and a second electromagnetic valve 36.
Detailed Description
The present invention will be described in detail below with reference to fig. 1 to 6, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.
Example one
An injection molding device for automobile parts comprises a base 10, the outer wall of the top of the base 10 is connected with a fixed mold 1 through a bolt, the top of the base 10 is provided with a movable mold 2, the movable mold 2 can move relative to the fixed mold 1, one side of the movable mold 2 is provided with a mounting plate 3, the outer wall of one side of the mounting plate 3 is connected with guide pillars 4 which are uniformly distributed through bolts, one end of each guide pillar 4 penetrates through the movable mold 2 and is connected with the fixed mold 1 through a bolt, the movable mold 2 can slide directionally through the guide pillars 4, one side of the fixed mold 1 is provided with a return plate 5, the outer wall of one side of the fixed mold 1 is connected with a limit rod 6 through a bolt, one end of the limit rod 6 penetrates through the return plate 5 and is connected with a baffle disc 8 through a bolt, the outer part of the limit rod 6 is sleeved with a spring 7, the spring 7 is positioned between the return plate 5 and the baffle disc 8, a mandril 18 is inserted in the fixed mold 1 in a sliding manner, one end of the mandril 18 is connected with the return plate 5 through a bolt, the outer wall of one side of the fixed die 1 is provided with a die cavity 21, the die cavity 21 is a raw material forming cavity of an automobile part, a thimble 22 is movably inserted in the die cavity 21 of the fixed die 1, the thimble 22 is connected with the ejector return plate 5 through a bolt, when the movable die 2 approaches to the fixed die 1, the movable die 2 pushes the ejector rod 18 and the ejector return plate 5 to move, and further the spring 7 is compressed by the ejector return plate 5, so that when the die is opened, the thimble 22 can eject the automobile part formed in the die cavity 21 through the elasticity of the spring 7, the thimble 22 is matched with the ejector rod 18, so that when the fixed die 1 and the movable die 2 are completely closed, one end of the thimble 22 is flush with the inner wall of the die cavity 21, the outer wall of the top of the movable die 2 is provided with an injection hole 30, the injection hole 30 is connected with feeding equipment in the prior art, and the raw material melted in the feeding equipment can enter the die cavity 21 through the injection hole 30.
Further, the outer wall of one side of the mounting plate 3 is connected with an air cylinder 9 through a bolt, the model of the air cylinder 9 is MA60X400, the telescopic end of the air cylinder 9 is in threaded connection with the movable die 2, the air cylinder 9 is used for driving the movable die 2 to move so as to realize die opening and die closing, the outer wall of one side of the base 10 is connected with an air pump 33 through a bolt, the model of the air pump 33 is RS15, the outer wall of one side of the base 10 is connected with a second electromagnetic valve 36 through a bolt, the model of the second electromagnetic valve 36 is 2W-160-15, the second electromagnetic valve 36 is connected with the air cylinder 9 through a pipeline, the air cylinder 9 is controlled to work by electrifying the second electromagnetic valve 36, the outer wall of one side of the base 10 is connected with a controller 35 through a bolt, the model of the controller 35 is N6400, a contact sensor 27 is embedded in the outer wall of one side of the fixed die 1, the contact sensor 27 is LJ18A3-8-Z, the contact sensor 27 and the second electromagnetic valve 36 are respectively and electrically connected with the controller 35 through a wire, and the second electromagnetic valve 36 is controlled by the controller 35 to work, and when the fixed die 1 and the movable die 2 are completely closed, the contact sensor 27 feeds back to the controller 27 through an electric signal, so that the controller 35 controls the feeding equipment to perform injection molding.
Further, the both sides outer wall of cover half 1 is provided with inlet tube 15 and outlet pipe 23 respectively, and the inside of cover half 1 is opened has evenly distributed's water hole 17, and there is connecting pipe 16 water hole 17 department of the both sides outer wall of cover half 1 through threaded connection, and inlet tube 15 and outlet pipe 23 are linked together through connecting pipe 16 and water hole 17, utilize inlet tube 15 and outlet pipe 23 can let in the cooling water to water hole 17 inside, and then make the inside raw materials of die cavity 21 carry out quick cooling.
Furthermore, a sealing groove 19 is formed in the outer wall of one side of the fixed die 1, a sealing ring 20 is integrally formed in the outer wall of one side of the movable die 2, the sealing groove 19 is matched with the sealing ring 20, and the fixed die 1 and the movable die 2 are sealed tightly when matched.
Furthermore, an air outlet 32 is formed in the outer wall of one side of the movable mold 2, the air outlet 32 is used for air exhaust during injection molding, raw materials flow out of the air outlet 32 during injection molding and are regarded as the mold cavity 21 to be filled with the raw materials, an air inlet 31 is formed in the movable mold 2, the air inlet 31 is communicated with the air outlet 32, a first electromagnetic valve 34 is connected to the air inlet 31 of the movable mold 2 through threads, the first electromagnetic valve 34 is 2W-10 in type, an air outlet of the air pump 33 is connected with the first electromagnetic valve 34 through a pipeline, the first electromagnetic valve 34 is electrically connected with the controller 35 through a lead, the first electromagnetic valve 34 is controlled to be switched on and switched off by the controller 35, compressed air in the air pump 33 blows out the raw materials blocked in the air outlet 32, and the injection molding equipment is convenient to maintain.
Further, mounting groove 24 has been opened to one side outer wall of movable mould 2, movable mould 2 is made for the iron material, there is electromagnetic heating module 25 inside of mounting groove 24 through bolted connection, electromagnetic heating module 25's model is ZIT6C, there is apron 26 inside of mounting groove 24 through bolted connection, electromagnetic heating module 25 is electric connection through the wire with controller 35, utilize controller 35 control electromagnetic heating module 25 to carry out the circular telegram for movable mould 2 can generate heat through the eddy current effect.
Furthermore, the outer wall of the top of the base 10 is provided with a sliding groove 13, the outer wall of the bottom of the movable mold 2 is connected with a sliding block 14 through a bolt, the sliding block 14 is connected with the sliding groove 13 in a sliding manner, and the sliding block 14 is used for enabling the movable mold 2 to move more stably.
Furthermore, the outer wall of one side of the movable mold 2 is connected with a protective layer 28 through a bolt, one end of the ejector rod 18 is connected with a protective pad 29 through a bolt, and the protective layer 28 and the protective pad 29 are both made of rubber materials, so that large collision noise cannot occur during mold closing and mold opening.
Further, the outer walls of the two sides of the base 10 are welded with mounting lugs 11, mounting holes 12 are formed in the outer walls of the tops of the mounting lugs 11, and the base 10 is conveniently fixed through bolts through the mounting holes 12.
An injection molding process of automobile parts specifically comprises the following steps:
cleaning: cleaning dirt in a sealing groove 19 of the fixed die 1, wiping the die cavity 21 and the contact surface of the movable die 2 and the fixed die 1 by using clean cleaning cloth, smearing lubricating oil on movable parts such as the sealing groove 19, the sliding groove 13, the guide pillar 4, the ejector rod 18, the limiting rod 6 and the ejector pin 22 by using a brush, and connecting with a power supply of a ventilation pump 33;
die assembly: the second electromagnetic valve 36 is controlled by the controller 35 to work, so that compressed air generated by the air pump 33 enters the inside of the air cylinder 9, the air cylinder 9 further drives the movable mold 2 and the fixed mold 1 to perform mold closing, whether the sealing groove 19 and the sealing ring are completely closed or not is observed, and in the mold closing process, the movable mold 2 pushes the ejector rod 18 to slide, so that the ejector rod 18 drives the ejection plate 5 to compress the spring 7, and meanwhile, the ejector pin 22 on the ejection plate 5 enters the inside of the fixed mold 1;
injection molding: when the movable mold 2 and the fixed mold 1 are completely closed, the contact sensor 27 transmits an electric signal to the controller 35, the controller 35 controls the feeding device to inject the molten raw material into the mold cavity 21 from the injection molding hole 30 on the movable mold 2, and the raw material is stopped being injected when the raw material flows out from the air outlet;
and (3) cooling: cooling water is introduced into the water holes 17 of the fixed die 1 through the water inlet pipe 15, so that the cooling water cools the raw material in the die cavity 21 through heat conduction;
opening the mold: after the raw materials are cooled and solidified, the air cylinder 9 drives the movable mold 2 to move, so that the movable mold 2 and the fixed mold 1 are opened, the elastic force of the spring 7 pushes the ejecting and returning plate 5 to approach the fixed mold 1, the ejecting and returning plate 5 drives the ejector pin 22 to extend out of the mold cavity 21, and the ejector pin 22 automatically demolds the molded parts;
heating: the controller 35 controls the electromagnetic heating module 25 to locally heat the moving mold 2, so that the raw materials in the air outlet hole and the injection molding hole 30 are kept in a molten state;
exhausting: the first electromagnetic valve 34 is controlled by the controller 35 to be turned on, so that the compressed air generated by the air pump 33 enters the inside of the air outlet 32 through the air inlet hole 31, and the raw material inside the air outlet 32 is discharged.
The working principle is as follows: cleaning: cleaning dirt in a sealing groove 19 of the fixed die 1, wiping the die cavity 21 and the contact surface of the movable die 2 and the fixed die 1 by using clean cleaning cloth, smearing lubricating oil on movable parts such as the sealing groove 19, the sliding groove 13, the guide pillar 4, the ejector rod 18, the limiting rod 6 and the ejector pin 22 by using a brush, and connecting with a power supply of a ventilation pump 33; die assembly: the second electromagnetic valve 36 is controlled by the controller 35 to work, so that compressed air generated by the air pump 33 enters the inside of the air cylinder 9, the air cylinder 9 further drives the movable mold 2 and the fixed mold 1 to perform mold closing, whether the sealing groove 19 and the sealing ring are completely closed or not is observed, and in the mold closing process, the movable mold 2 pushes the ejector rod 18 to slide, so that the ejector rod 18 drives the ejection plate 5 to compress the spring 7, and meanwhile, the ejector pin 22 on the ejection plate 5 enters the inside of the fixed mold 1; injection molding: when the movable mold 2 and the fixed mold 1 are completely closed, the contact sensor 27 transmits an electric signal to the controller 35, the controller 35 controls the feeding device to inject the molten raw material into the mold cavity 21 from the injection molding hole 30 on the movable mold 2, and the raw material is stopped being injected when the raw material flows out from the air outlet; and (3) cooling: cooling water is introduced into the water holes 17 of the fixed die 1 through the water inlet pipe 15, so that the cooling water cools the raw material in the die cavity 21 through heat conduction; opening the mold: after the raw materials are cooled and solidified, the air cylinder 9 drives the movable mold 2 to move, so that the movable mold 2 and the fixed mold 1 are opened, the elastic force of the spring 7 pushes the ejecting and returning plate 5 to approach the fixed mold 1, the ejecting and returning plate 5 drives the ejector pin 22 to extend out of the mold cavity 21, and the ejector pin 22 automatically demolds the molded parts; heating: the controller 35 controls the electromagnetic heating module 25 to locally heat the moving mold 2, so that the raw materials in the air outlet hole and the injection molding hole 30 are kept in a molten state; exhausting: the controller 35 controls the solenoid valve to be turned on, so that the compressed air generated by the air pump 33 enters the inside of the air outlet 32 through the air inlet 31, and the raw material inside the air outlet 32 is discharged.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an automobile parts injection moulding equipment which characterized in that: the device comprises a base (10), the outer wall of the top of the base (10) is connected with a fixed die (1) through a bolt, the top of the base (10) is provided with a movable die (2), one side of the movable die (2) is provided with a mounting plate (3), the outer wall of one side of the mounting plate (3) is connected with guide pillars (4) which are uniformly distributed through bolts, one end of each guide pillar (4) penetrates through the movable die (2) and is connected with the fixed die (1) through a bolt, one side of the fixed die (1) is provided with a back-pushing plate (5), the outer wall of one side of the fixed die (1) is connected with a limiting rod (6) through a bolt, one end of each limiting rod (6) penetrates through the back-pushing plate (5) and is connected with a baffle disc (8) through a bolt, a spring (7) is sleeved outside the limiting rod (6), the spring (7) is positioned between the back-pushing plate (5) and the baffle disc (8), and a push rod (18) is inserted in the fixed die (1) in a sliding manner, one end of the ejector rod (18) is connected with the ejector return plate (5) through a bolt, a mold cavity (21) is formed in the outer wall of one side of the fixed mold (1), an ejector pin (22) is movably inserted in the mold cavity (21) of the fixed mold (1), the ejector pin (22) is connected with the ejector return plate (5) through a bolt, the ejector pin (22) is matched with the ejector rod (18), and an injection molding hole (30) is formed in the outer wall of the top of the movable mold (2).
2. The injection molding apparatus for automobile parts according to claim 1, wherein: the utility model discloses a fixed die structure, including mounting panel (3), one side outer wall of mounting panel (3) has cylinder (9) through bolted connection, the flexible end of cylinder (9) passes through threaded connection with movable mould (2), one side outer wall of base (10) has air pump (33) through bolted connection, one side outer wall of base (10) has two (36) of solenoid valve through bolted connection, two (36) of solenoid valve pass through the pipe connection with cylinder (9), one side outer wall of base (10) has controller (35) through bolted connection, one side outer wall of cover half (1) is embedded to have contact pick-up (27), contact pick-up (27) and two (36) of solenoid valve are electric connection with controller (35) through the wire respectively.
3. The injection molding apparatus for automobile parts according to claim 1, wherein: the utility model discloses a water-saving cover die, including cover die (1), the both sides outer wall of cover die (1) is provided with inlet tube (15) and outlet pipe (23) respectively, the inside of cover die (1) is opened has evenly distributed's water hole (17), there is connecting pipe (16) water hole (17) department of the both sides outer wall of cover die (1) through threaded connection, inlet tube (15) and outlet pipe (23) are linked together through connecting pipe (16) and water hole (17).
4. The injection molding apparatus for automobile parts according to claim 1, wherein: the outer wall of one side of the fixed die (1) is provided with a sealing groove (19), the outer wall of one side of the movable die (2) is integrally formed with a sealing ring (20), and the sealing groove (19) is matched with the sealing ring (20).
5. The injection molding apparatus for automobile parts according to claim 2, wherein: exhaust hole (32) have been opened to one side outer wall of movable mould (2), open the inside of movable mould (2) has inlet port (31), inlet port (31) are linked together with exhaust hole (32), there is solenoid valve (34) inlet port (31) department of movable mould (2) through threaded connection, the gas outlet and solenoid valve (34) of air pump (33) pass through the pipe connection, solenoid valve (34) are electric connection through the wire with controller (35).
6. The injection molding apparatus for automobile parts according to claim 2, wherein: the heating device is characterized in that an installation groove (24) is formed in the outer wall of one side of the movable mold (2), an electromagnetic heating module (25) is connected to the inside of the installation groove (24) through a bolt, a cover plate (26) is connected to the inside of the installation groove (24) through a bolt, and the electromagnetic heating module (25) is electrically connected with the controller (35) through a lead.
7. The injection molding apparatus for automobile parts according to claim 1, wherein: the outer wall of the top of the base (10) is provided with a sliding groove (13), the outer wall of the bottom of the movable mold (2) is connected with a sliding block (14) through a bolt, and the sliding block (14) is in sliding connection with the sliding groove (13).
8. The injection molding apparatus for automobile parts according to claim 1, wherein: the outer wall of one side of the movable mold (2) is connected with a protective layer (28) through a bolt, and one end of the ejector rod (18) is connected with a protective pad (29) through a bolt.
9. The injection molding apparatus for automobile parts according to claim 1, wherein: the outer wall welding of the both sides of base (10) has installation ear (11), the top outer wall of installation ear (11) is opened there is mounting hole (12).
10. An injection molding process of automobile parts is characterized in that: the injection molding apparatus for automobile parts according to any one of claims 1 to 9, comprising the steps of:
cleaning: dirt in a sealing groove (19) of the fixed die (1) is cleaned, a contact surface between the die cavity (21) and the fixed die (1) and a contact surface between the movable die (2) and the fixed die are wiped clean by clean rags, a brush is used for smearing lubricating oil on movable parts such as the sealing groove (19), a sliding groove (13), a guide pillar (4), an ejector rod (18), a limiting rod (6) and an ejector pin (22), and the movable parts are connected with a power supply of a breather pump (33);
die assembly: the second electromagnetic valve (36) is controlled to work through the controller (35), compressed air generated by the air pump (33) enters the inside of the air cylinder (9), the air cylinder (9) drives the movable mold (2) and the fixed mold (1) to be assembled, whether the sealing groove (19) and the sealing ring are completely closed or not is observed, and in the process of assembling the mold, the movable mold (2) pushes the ejector rod (18) to slide, so that the ejector rod (18) drives the ejection plate (5) to compress the spring (7), and meanwhile, the ejector pin (22) on the ejection plate (5) enters the inside of the fixed mold (1);
injection molding: when the movable mold (2) and the fixed mold (1) are completely closed, the contact sensor (27) transmits an electric signal to the controller (35), the controller (35) controls the feeding equipment to inject molten raw materials into the mold cavity (21) from the injection molding hole (30) on the movable mold (2), and the raw materials are stopped being injected when the raw materials flow out from the air outlet hole;
and (3) cooling: cooling water is introduced into the water holes (17) of the fixed die (1) through the water inlet pipe (15), so that the cooling water cools the raw material in the die cavity (21) through heat conduction;
opening the mold: after the raw materials are cooled and solidified, the movable die (2) is driven to move through the air cylinder (9), so that the movable die (2) and the fixed die (1) are opened, the elastic force of the spring (7) pushes the ejector return plate (5) to approach the fixed die (1), the ejector return plate (5) drives the ejector pin (22) to extend out of the die cavity (21), and the ejector pin (22) automatically demolds the molded parts;
heating: the controller (35) controls the electromagnetic heating module (25) to locally heat the movable mold (2), so that the raw materials in the air outlet hole and the injection molding hole (30) are kept in a molten state;
exhausting: the controller (35) controls the first electromagnetic valve (34) to be communicated, so that compressed air generated by the air pump (33) enters the exhaust hole (32) through the air inlet hole (31), and raw materials in the exhaust hole (32) are discharged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111296725.6A CN113997525A (en) | 2021-11-04 | 2021-11-04 | Automobile part injection molding equipment and injection molding process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111296725.6A CN113997525A (en) | 2021-11-04 | 2021-11-04 | Automobile part injection molding equipment and injection molding process thereof |
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| Publication Number | Publication Date |
|---|---|
| CN113997525A true CN113997525A (en) | 2022-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111296725.6A Pending CN113997525A (en) | 2021-11-04 | 2021-11-04 | Automobile part injection molding equipment and injection molding process thereof |
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| CN (1) | CN113997525A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116118120A (en) * | 2023-04-19 | 2023-05-16 | 合肥昊翔汽车零部件有限公司 | Small-sized automobile rearview mirror shell forming die and forming method thereof |
| CN117382111A (en) * | 2023-12-11 | 2024-01-12 | 湖南四维模塑科技有限公司 | Injection mold for processing automobile parts |
| CN118404778A (en) * | 2024-05-20 | 2024-07-30 | 重庆捷伟科技有限公司 | Injection molding device and method for car lamp bracket |
| CN118404778B (en) * | 2024-05-20 | 2024-10-01 | 重庆捷伟科技有限公司 | Injection molding device and method for car lamp bracket |
-
2021
- 2021-11-04 CN CN202111296725.6A patent/CN113997525A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116118120A (en) * | 2023-04-19 | 2023-05-16 | 合肥昊翔汽车零部件有限公司 | Small-sized automobile rearview mirror shell forming die and forming method thereof |
| CN117382111A (en) * | 2023-12-11 | 2024-01-12 | 湖南四维模塑科技有限公司 | Injection mold for processing automobile parts |
| CN117382111B (en) * | 2023-12-11 | 2024-02-20 | 湖南四维模塑科技有限公司 | Injection mold for processing automobile parts |
| CN118404778A (en) * | 2024-05-20 | 2024-07-30 | 重庆捷伟科技有限公司 | Injection molding device and method for car lamp bracket |
| CN118404778B (en) * | 2024-05-20 | 2024-10-01 | 重庆捷伟科技有限公司 | Injection molding device and method for car lamp bracket |
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