CN113510908A - Injection mold for enhancing density and strength of plastic product - Google Patents
Injection mold for enhancing density and strength of plastic product Download PDFInfo
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- CN113510908A CN113510908A CN202110981962.XA CN202110981962A CN113510908A CN 113510908 A CN113510908 A CN 113510908A CN 202110981962 A CN202110981962 A CN 202110981962A CN 113510908 A CN113510908 A CN 113510908A
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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
- B29C45/64—Mould opening, closing or clamping devices
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Abstract
The invention provides an injection mold for enhancing the density and strength of plastic products, which comprises: the injection molding machine comprises a fixed mold, a movable mold, an injection mechanism and a transmission case, wherein the fixed mold in the vertical direction is arranged on the inner wall of one side of the transmission case, a first electric cylinder is arranged on the inner wall of the other side of the transmission case, the end head of a piston rod of the first electric cylinder is fixedly connected with the movable mold in the vertical arrangement, and the injection mechanism is arranged on the outer wall of one side, close to the fixed mold, of the transmission case. The invention aims to provide an injection mold for enhancing the density and the strength of a plastic product, which has a simple structure and can enhance the density and the strength simultaneously.
Description
Technical Field
The invention relates to the technical field of injection molds, in particular to an injection mold for enhancing the density and strength of a plastic product.
Background
An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a processing method used in mass production of parts with complex shapes, and plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure and is cooled and solidified to obtain a formed product. The quality of a formed part in the injection molding process is influenced by various factors, and the density and the strength of a plastic product are difficult to be simultaneously enhanced in the traditional injection molding process, so that the production quality of the plastic product is reduced, and the production efficiency is reduced.
Disclosure of Invention
Therefore, the invention aims to solve the problems that the density and the strength of a plastic product are difficult to be simultaneously enhanced, the production quality is reduced, and the production efficiency is reduced in the prior art.
Therefore, the technical scheme is that the invention provides an injection mold for enhancing the density and the strength of a plastic product, which comprises the following components: the injection molding machine comprises a fixed mold, a movable mold, an injection mechanism and a transmission case, wherein the fixed mold in the vertical direction is arranged on the inner wall of one side of the transmission case, a first electric cylinder is arranged on the inner wall of the other side of the transmission case, the movable mold is fixedly connected with the end head of a piston rod of the first electric cylinder and vertically arranged, and the transmission case is close to the injection mechanism arranged on the outer wall of one side of the fixed mold.
Preferably, a mold core is arranged on the outer wall of the movable mold close to the fixed mold, a mold cavity is arranged on the side wall of the fixed mold close to the movable mold, a liquid injection port is arranged on the side wall of the fixed mold far away from the movable mold, and the liquid injection port is communicated with the mold cavity.
Preferably, the bottom two sides of the movable mold are respectively provided with a through hole, the bottom two sides in the transmission case are respectively provided with a first limiting rod, one end of the first limiting rod is connected with the inner wall of one side of the transmission case, and the other end of the first limiting rod penetrates through the through hole and is connected with the inner wall of the other side of the transmission case.
Preferably, the injection mechanism comprises an injection cylinder, a first feed box, a screw and a heating plate,
an L-shaped supporting plate is arranged on the outer wall of one side, close to the fixed die, of the transmission case, an injection tube is arranged at the top end of the L-shaped supporting plate, one end of the injection tube penetrates through the side wall of the transmission case and is communicated with the liquid injection port, a screw rod is arranged at the other end of the injection tube, a check valve is arranged at one end, located at the injection tube, of the screw rod, the other end of the screw rod extends from the interior of the injection tube to the exterior of the injection tube and is connected with an output shaft of a motor, and the motor is arranged at the top end of the L-shaped supporting plate;
the injection tube is characterized in that a first material box, a second material box and a processor are sequentially arranged on the outer wall of one side of the injection tube, a plurality of heating plates are circumferentially arranged on the outer wall of the injection tube, a density sensor and an intensity sensor are sequentially arranged on the inner wall of the injection tube, the injection tube is respectively communicated with the first material box and the second material box through electromagnetic valves, and the processor is respectively electrically connected with the heating plates, the density sensor, the intensity sensor and the electromagnetic valves.
Preferably, a cavity is arranged in the movable mold, a second electric cylinder is arranged on the inner wall of one side, far away from the fixed mold, of the cavity, the output shaft of the second electric cylinder faces the fixed mold, a pushing plate is arranged on the output shaft of the second electric cylinder, a plurality of ejector rods are arranged on the outer wall of one side, far away from the second electric cylinder, of the pushing plate, one end of each ejector rod is connected with the pushing plate, and one end of each ejector rod extends out of the movable mold.
Preferably, still include cooling device, cooling device includes: a first box body, a liquid storage box, a sleeve and a spray head,
a first box body is arranged on the inner wall of the top end of the transmission box, a first motor is arranged on the inner wall of one side of the first box body, an output shaft of the first motor is fixedly connected with a driving bevel gear, a driven bevel gear is arranged in the first box body, the driving bevel gear is mutually meshed with the driven bevel gear, a transmission shaft in the vertical direction is arranged in the first box body, the top end of the transmission shaft is connected with the driven bevel gear, the bottom end of the transmission shaft penetrates through a first sleeve, the transmission shaft is rotatably connected with the first sleeve, a support is fixedly connected to the outer wall of the first sleeve, the bottom end of the support is provided with a sleeve, a plurality of gear teeth are arranged on the inner wall of the sleeve, a crank is arranged in the sleeve, one end of the crank is connected with the bottom end of the transmission shaft, the other end of the crank is rotatably connected with a first gear, and the first gear is mutually meshed with the sleeve, a second gear is rotatably connected to the crank, the second gear is positioned on one side of the first gear, which is far away from the sleeve, and the second gear is meshed with the first gear;
the bottom end of the transmission case is provided with a first opening in the horizontal direction, the crank is internally provided with a first cavity, the first case body is internally provided with a liquid outlet pipe, one end of the liquid outlet pipe penetrates through the first opening to be connected with the spray head, the other end of the liquid outlet pipe penetrates through the axis of the second gear to extend into the first cavity, the liquid outlet pipe is fixedly connected with the second gear, the liquid outlet pipe is rotationally connected with the crank, the top end of the transmission case is provided with a liquid storage tank, the inner wall of the top end of the transmission case is provided with a water suction pump in the vertical direction, the water inlet end of the water suction pump is communicated with the liquid storage tank, the transmission case is internally provided with a water pipe, one end of the water pipe is communicated with the water outlet end of the water suction pump, the water pipe is rotationally connected with the water suction pump, and the other end of the water pipe sequentially penetrates through the driven bevel gear and the transmission shaft to extend into the first cavity, the water pipe extending into the first cavity is rotatably connected with one end, far away from the spray head, of the liquid outlet pipe;
the telescopic pipe is characterized in that a second cavity is formed in the first sleeve, a baffle is arranged on the inner wall of the second cavity, a telescopic rod is arranged on the outer wall of the transmission shaft, a telescopic pipe is sleeved on the telescopic rod and is connected with the telescopic rod in a sliding mode, a first spring is arranged in the telescopic pipe, one end of the first spring is connected with the inner wall of the telescopic pipe, and the other end of the first spring is connected with one end, far away from the transmission shaft, of the telescopic rod.
Preferably, the dust removing device further comprises a dust removing device, wherein the dust removing device comprises: a second box body, a second limiting rod, a brush plate and a scraper,
a dustproof filter screen is arranged on one side wall of the first box body, a second box body is arranged in the first box body, a second limiting rod in the horizontal direction is arranged in the second box body, two ends of the second limiting rod are respectively connected with inner walls of two sides of the first box body, a first sliding block is sleeved on the second limiting rod and can reciprocate on the second limiting rod, a second opening is formed in the side wall, close to the dustproof filter screen, of the second box body, a connecting rod is arranged on the side wall, far away from the second opening, of the first sliding block, one end of the connecting rod is connected with the first sliding block, and the other end of the connecting rod is connected with a limiting plate;
the connecting rod is sleeved with a second sliding block, the second sliding block can reciprocate on the connecting rod, a connecting plate in the horizontal direction is arranged on the second sliding block, one end of the connecting plate is connected with the side wall, close to the second opening, of the second sliding block, the other end of the connecting plate penetrates through the second opening to be connected with the brush plate, the inner wall of the top end of the second box body is provided with a second motor, the second motor is downwards connected with a second sleeve, a sliding rod in the horizontal direction is arranged in the second box body, one end of the sliding rod is provided with a scraper, the other end of the sliding rod penetrates through the second sleeve to be connected with an L-shaped connecting plate, the top end of the L-shaped connecting plate is connected with the sliding rod, the bottom end of the L-shaped connecting plate is rotatably connected with the top end of the second sliding block, a second spring is sleeved on the sliding rod, and one end of the second spring is connected with the side wall, far away from the scraper, of the second sleeve, the other end of the second spring is connected with the top end of the L-shaped connecting plate.
Preferably, a cover door is arranged on one side wall of the transmission case.
The technical scheme of the invention has the following advantages: the invention provides an injection mold for enhancing the density and strength of plastic products, which comprises: the injection molding machine comprises a fixed mold, a movable mold, an injection mechanism and a transmission case, wherein the fixed mold in the vertical direction is arranged on the inner wall of one side of the transmission case, a first electric cylinder is arranged on the inner wall of the other side of the transmission case, the end head of a piston rod of the first electric cylinder is fixedly connected with the movable mold in the vertical arrangement, and the injection mechanism is arranged on the outer wall of one side, close to the fixed mold, of the transmission case. The position of the movable mould is adjusted by using the electric cylinder, so that the stability of the mould closing of the movable mould and the fixed mould is ensured, and the quality of the feed liquid is improved through the injection mechanism, so that the density and the strength of the plastic product are enhanced, and the molding quality and the production efficiency of the plastic product are improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a structural diagram of a cooling device according to the present invention;
FIG. 3 is a bottom view of the cooling device of the present invention;
FIG. 4 is a view of the bracket of the cooling device of the present invention;
FIG. 5 is a view showing the construction of a dust removing apparatus according to the present invention;
wherein, 1-a fixed mould, 2-a movable mould, 3-an injection mechanism, 4-a transmission case, 5-a mould core, 6-a mould cavity, 7-a liquid injection port, 8-a first electric cylinder, 9-a first limit rod, 10-a through hole, 11-an L-shaped supporting plate, 12-an injection tube, 13-a first feed box, 14-a screw rod, 15-a heating plate, 16-a first box body, 17-a check valve, 18-a motor, 19-a second feed box, 20-a density sensor, 21-a strength sensor, 22-a processor, 23-an electromagnetic valve, 24-a cavity, 25-a second electric cylinder, 26-a pushing plate, 27-a mandril, 28-a liquid storage box, 29-a sleeve, 30-a spray head and 31-a first motor, 32-bracket, 33-crank, 34-first gear, 35-second gear, 36-drive bevel gear, 37-driven bevel gear, 38-transmission shaft, 39-first cavity, 40-liquid outlet pipe, 41-water pipe, 42-first sleeve, 43-second cavity, 44-baffle, 45-telescopic rod, 46-telescopic pipe, 47-first spring, 48-first opening, 49-dustproof filter screen, 50-second box, 51-second limiting rod, 52-brush board, 53-scraper, 54-first slide block, 55-second opening, 56-connecting rod, 57-limiting board, 58-second slide block, 59-connecting plate, 60-second motor, 61-second sleeve, 62-slide rod, 63-L-shaped connecting plate, 64-second spring and 65-water suction pump.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following description of the preferred embodiments of the present invention with reference to the accompanying drawings is provided, and it should be understood that the preferred embodiments described herein are only for illustrating and explaining the present invention and are not intended to limit the present invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The embodiment of the invention provides an injection mold for enhancing the density and strength of a plastic product, as shown in fig. 1, comprising: the injection mold comprises a fixed mold 1, a movable mold 2, an injection mechanism 3 and a transmission case 4, wherein the fixed mold 1 in the vertical direction is arranged on the inner wall of one side of the transmission case 4, a first electric cylinder 8 is arranged on the inner wall of the other side of the transmission case 4, the movable mold 2 vertically arranged is fixedly connected with the end head of a piston rod of the first electric cylinder 8, and the transmission case 4 is close to the injection mechanism 3 arranged on the outer wall of one side of the fixed mold 1.
The working principle and the beneficial effects of the technical scheme are as follows: when needing to mould plastics, start first electric jar 8, drive movable mould 2 and remove, fold movable mould 2 and fixed mould 1, form the shaping chamber, start injection mechanism 3, injection mechanism 3 handles the back to the liquid material, pours into the shaping intracavity with the liquid material, after the liquid material is full of the shaping chamber, stops to pour into the liquid material into, after the cooling shaping of plastic products, start first electric jar 8, drive movable mould 2 and retract, take out plastic products. The position of the movable mould is adjusted by using the electric cylinder, so that the stability of the mould closing of the movable mould and the fixed mould is ensured, and the quality of the feed liquid is improved through the injection mechanism, so that the density and the strength of the plastic product are enhanced, and the molding quality and the production efficiency of the plastic product are improved.
In one embodiment, a mold core 5 is arranged on the outer wall of the movable mold 2 close to the fixed mold 1, a mold cavity 6 is arranged on the side wall of the fixed mold 1 close to the movable mold 2, a liquid injection port 7 is arranged on the side wall of the fixed mold 1 far away from the movable mold 2, the liquid injection port 7 is communicated with the mold cavity 6, a molding cavity is formed by the mold core 5 and the mold cavity 6, and liquid is injected into the molding cavity through the liquid injection port 7.
In one embodiment, through holes 10 are respectively formed in two sides of the bottom end of the movable mold 2, first limiting rods 9 are respectively arranged on two sides of the bottom in the transmission case 4, one end of each first limiting rod 9 is connected with the inner wall of one side of the transmission case 4, the other end of each first limiting rod 9 penetrates through the through hole 10 to be connected with the inner wall of the other side of the transmission case 4, and the first limiting rods 9 play a role in limiting displacement and prevent the movable mold 2 from overturning.
In one embodiment, the injection mechanism 3 comprises an injection cartridge 12, a first magazine 13, a screw 14, a heating plate 15,
an L-shaped support plate 11 is arranged on the outer wall of one side, close to the fixed die 1, of the transmission case 4, an injection tube 12 is arranged at the top end of the L-shaped support plate 11, one end of the injection tube 12 penetrates through the side wall of the transmission case 4 to be communicated with the liquid injection port 7, a screw 14 is arranged at the other end of the injection tube 12, a check valve 17 is arranged at one end, located on the injection tube 12, of the screw 14, the other end of the screw 14 extends from the interior of the injection tube 12 to the exterior of the injection tube 12 and is connected with an output shaft of a motor 18, and the motor 18 is arranged at the top end of the L-shaped support plate 11;
the injection tube is characterized in that a first feed box 13, a second feed box 19 and a processor 22 are sequentially arranged on the outer wall of one side of the injection tube 12, a plurality of heating pieces 15 are circumferentially arranged on the outer wall of the injection tube 12, a density sensor 20 and an intensity sensor 21 are sequentially arranged on the inner wall of the injection tube 12, the injection tube 12 is respectively communicated with the first feed box 13 and the second feed box 19 through an electromagnetic valve 23, and the processor 22 is respectively electrically connected with the heating pieces 15, the density sensor 20, the intensity sensor 21 and the electromagnetic valve 23.
The working principle and the beneficial effects of the technical scheme are as follows: in the process of plastic molding, when injection molding is required, the processor 22 controls the electromagnetic valve 23 on the first material box 13 to be partially opened, the material liquid enters the injection tube 12 from the first material box 13, the processor 22 controls the heating sheet 15 to heat the material liquid, the motor 18 is started to drive the screw 14 to rotate, the material liquid is pushed to enter the molding cavity along the injection port 7, the check valve 17 plays a role in preventing the material liquid from flowing back, the density sensor 20 and the strength sensor 21 monitor the material liquid in the injection tube 12 in real time, when the density of the material liquid is less than the required density, the processor 22 controls the electromagnetic valve 23 on the first material box 13 to be fully opened to perform filling and increase the density of the material liquid, when the strength of the material liquid needs to be increased, the processor 22 controls the electromagnetic valve 23 on the second material box 19 to be opened to send the reinforcing material in the second material box 19 into the material liquid to increase the strength of the material liquid, thereby enhancing the strength of the plastic product, the workman can adjust as required, simple structure, convenient operation.
In one embodiment, a cavity 24 is arranged in the movable mold 2, a second electric cylinder 25 is arranged on an inner wall of one side of the cavity 24, which is far away from the fixed mold 1, an output shaft of the second electric cylinder 25 faces the fixed mold 1, a push plate 26 is arranged on an output shaft of the second electric cylinder 25, a plurality of ejector rods 27 are arranged on an outer wall of one side of the push plate 26, which is far away from the second electric cylinder 25, one end of each ejector rod 27 is connected with the corresponding push plate 26, and one end of each ejector rod 27 extends out of the movable mold 2. The formed plastic product is conveniently determined by the ejector rod 27.
In one embodiment, the cooling device further comprises a cooling device, wherein the cooling device comprises: a first box 16, a liquid storage box 28, a sleeve 29 and a spray head 30,
a first box body 16 is arranged on the inner wall of the top end of the transmission box 4, a first motor 31 is arranged on the inner wall of one side of the first box body 16, an output shaft of the first motor 31 is fixedly connected with a driving bevel gear 36, a driven bevel gear 37 is arranged in the first box body 16, the driving bevel gear 36 is meshed with the driven bevel gear 37, a transmission shaft 38 in the vertical direction is arranged in the first box body 16, the top end of the transmission shaft 38 is connected with the driven bevel gear 37, the bottom end of the transmission shaft 38 penetrates through a first sleeve 42, the transmission shaft 38 is rotatably connected with the first sleeve 42, a support 32 is fixedly connected to the outer wall of the first sleeve 42, a sleeve 29 is arranged at the bottom end of the support 32, a plurality of gear teeth are arranged on the inner wall of the sleeve 29, a crank 33 is arranged in the sleeve 29, and one end of the crank 33 is connected with the bottom end of the transmission shaft 38, a first gear 34 is rotatably connected to the other end of the crank 33, the first gear 34 is meshed with the sleeve 29, a second gear 35 is rotatably connected to the crank 33, the second gear 35 is located on one side of the first gear 34 away from the sleeve 29, and the second gear 35 is meshed with the first gear 34;
the bottom end of the transmission case 4 is provided with a first opening 48 in the horizontal direction, the crank 33 is internally provided with a first cavity 39, the first case 16 is internally provided with a liquid outlet pipe 40, one end of the liquid outlet pipe 40 penetrates through the first opening 48 to be connected with the spray head 30, the other end of the liquid outlet pipe 40 penetrates through the axis of the second gear 35 to extend into the first cavity 39, the liquid outlet pipe 40 is fixedly connected with the second gear 35, the liquid outlet pipe 40 is rotatably connected with the crank 33, the top end of the transmission case 4 is provided with a liquid storage tank 28, the inner wall of the top end of the transmission case 4 is provided with a water suction pump 65 in the vertical direction, the water inlet end of the water suction pump 65 is communicated with the liquid storage tank 28, the transmission case 4 is internally provided with a water pipe 41, one end of the water pipe 41 is communicated with the water outlet end of the water suction pump 65, and the water pipe 41 is rotatably connected with the water suction pump 65, the other end of the water pipe 41 sequentially penetrates through the driven bevel gear 37 and the transmission shaft 38 to extend into the first cavity 39, and the water pipe 41 extending into the first cavity 39 is rotatably connected with one end, far away from the spray head 30, of the liquid outlet pipe 40;
a second cavity 43 is arranged in the first sleeve 42, a baffle 44 is arranged on the inner wall of the second cavity 43, an expansion rod 45 is arranged on the outer wall of the transmission shaft 38, an expansion pipe 46 is sleeved on the expansion rod 45, the expansion pipe 46 is slidably connected with the expansion rod 45, a first spring 47 is arranged in the expansion pipe 46, one end of the first spring 47 is connected with the inner wall of the expansion pipe 46, and the other end of the first spring 47 is connected with one end of the expansion rod 45, which is far away from the transmission shaft 38.
The working principle and the beneficial effects of the technical scheme are as follows: after the injection mold is injection molded, the mold needs to be cooled, the water suction pump 65 is started, the cooling liquid in the liquid storage tank 28 enters the water suction pump 65, the water suction pump 65 pumps the cooling liquid into the spray head 30 through the water pipe 41 and the liquid outlet pipe 40 to be sprayed, the first motor 31 is started to drive the driving bevel gear 36 to rotate, the driving shaft 38 is driven to rotate through gear meshing transmission between the driving bevel gear 36 and the driven bevel gear 37, the crank 33 is driven to rotate, the first gear 34 is driven to move, the first gear 34 is driven to rotate through gear meshing transmission between the first gear 34 and the sleeve 29, the second gear 35 is driven to rotate through meshing transmission between the first gear 34 and the second gear 35, the liquid outlet pipe 40 and the spray head 30 are driven to rotate, the spray head 30 rotates around the driving shaft 38 and rotates around the center of the second gear 35 to comprehensively cool the injection mold, in the rotation process of the spray head 30, the rotation speed of the first motor 31 is increased, the centrifugal force is increased, the telescopic pipe 46 moves towards one end far away from the first motor 31 along the telescopic rod 45, the first spring 47 extends, the telescopic pipe 46 is in contact with the baffle 44, the first motor 31 continues to rotate to drive the first sleeve 42 to rotate, the support 32 is driven to rotate, the support 32 and the spray head 30 rotate together, at the moment, the spray head 30 rotates around a fixed circumference, and therefore the cooling mode is changed, and different cooling requirements are met.
In one embodiment, further comprising a dust removal device, the dust removal device comprising: a second box body 50, a second limiting rod 51, a brush plate 52 and a scraper 53,
a dustproof filter screen 49 is arranged on one side wall of the first box body 16, a second box body 50 is arranged in the first box body 16, a second limiting rod 51 in the horizontal direction is arranged in the second box body 50, two ends of the second limiting rod 51 are respectively connected with the inner walls of two sides of the first box body 16, a first sliding block 54 is sleeved on the second limiting rod 51, the first sliding block 54 can reciprocate on the second limiting rod 51, a second opening 55 is arranged on the side wall, close to the dustproof filter screen 49, of the second box body 50, a connecting rod 56 is arranged on the side wall, far away from the second opening 55, of the first sliding block 54, one end of the connecting rod 56 is connected with the first sliding block 54, and the other end of the connecting rod 56 is connected with a limiting plate 57;
a second sliding block 58 is sleeved on the connecting rod 56, the second sliding block 58 can reciprocate on the connecting rod 56, a connecting plate 59 in the horizontal direction is arranged on the second sliding block 58, one end of the connecting plate 59 is connected with the side wall, close to the second opening 55, of the second sliding block 58, the other end of the connecting plate 59 penetrates through the second opening 55 to be connected with the brush plate 52, a second motor 60 is arranged on the inner wall of the top end of the second box body 50, the second motor 60 is connected with a second sleeve 61 downwards, a horizontal sliding rod 62 is arranged in the second box body 50, one end of the sliding rod 62 is provided with a scraping plate 53, the other end of the sliding rod 62 penetrates through the second sleeve 61 to be connected with an L-shaped connecting plate 63, the top end of the L-shaped connecting plate 63 is connected with the sliding rod 62, and the bottom end of the L-shaped connecting plate 63 is rotatably connected with the top end of the second sliding block 58, the sliding rod 62 is sleeved with a second spring 64, one end of the second spring 64 is connected with the side wall of the second sleeve 61 far away from the scraper 53, and the other end of the second spring 64 is connected with the top end of the L-shaped connecting plate 63.
The working principle and the beneficial effects of the technical scheme are as follows: in the injection molding production process of plastic products, the dustproof filter screen 49 is used for preventing the device of the transmission case 4 from being polluted, after the dustproof filter screen 49 is used for a period of time, a large amount of dust can be accumulated, the dustproof effect is weakened and needs to be cleaned in time, the second motor 60 is started to drive the second sleeve 61 to rotate, the slide rod 62 is driven to rotate, the L-shaped connecting plate 63 is driven to rotate around the second motor 60, the second slide block 58 is driven to rotate around the second motor 60, the first slide block 54 is driven to intermittently reciprocate on the second limiting rod 51, the brush plate 52 is driven to clean the dustproof filter screen 49, the dust accumulated on the surface of the dustproof filter screen 49 is cleaned, the second slide block 58 is driven to intermittently reciprocate on the connecting rod 56, the limiting plate 57 plays a role in limiting displacement, the second slide block 58 is prevented from dropping, when the second slide block 58 is close to the second sleeve 61, the slide rod 62 moves to one end far away from the L-shaped connecting plate 63, the second spring 64 is compressed, when the second sliding block 58 is far away from the second sleeve 61, the sliding rod 62 moves towards one end close to the L-shaped connecting plate 63, the second spring 64 extends, when the second sliding block 58 moves to one end, away from the second opening 55, of the connecting rod 56, and the sliding rod 62 rotates until the scraping plate 53 is closest to the second opening 55, the scraping plate 53 is in contact with the brush plate 52, so that dust on the brush plate 52 is removed, the brush plate 52 moves in a manner that the dust-proof filter screen 49 is cleaned through horizontal movement, then the dust-proof filter screen 49 retracts, then the dust-proof filter screen moves horizontally, in the process, the scraping plate 53 cleans the brush plate 52, and then extends out and returns to the original position.
In one embodiment, a cover door is arranged on one side wall of the transmission case 4, so that prepared plastic products can be conveniently collected.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. An injection mold for increasing the density and strength of a plastic article, comprising: the injection mold comprises a fixed mold (1), a movable mold (2), an injection mechanism (3) and a transmission case (4), wherein the fixed mold (1) in the vertical direction is arranged on the inner wall of one side of the transmission case (4), a first electric cylinder (8) is arranged on the inner wall of the other side of the transmission case (4), the movable mold (2) vertically arranged is fixedly connected with the end head of a piston rod of the first electric cylinder (8), and the transmission case (4) is close to the injection mechanism (3) arranged on the outer wall of one side of the fixed mold (1).
2. An injection mold for increasing the density and strength of plastic products as claimed in claim 1, characterized in that a mold core (5) is arranged on the outer wall of one side of the movable mold (2) close to the fixed mold (1), a mold cavity (6) is arranged on the side wall of the fixed mold (1) close to the movable mold (2), a liquid injection port (7) is arranged on the side wall of the fixed mold (1) far away from the movable mold (2), and the liquid injection port (7) is communicated with the mold cavity (6).
3. The injection mold for enhancing the density and the strength of plastic products as claimed in claim 1, wherein two sides of the bottom end of the movable mold (2) are respectively provided with a through hole (10), two sides of the bottom in the transmission case (4) are respectively provided with a first limiting rod (9), one end of the first limiting rod (9) is connected with the inner wall of one side of the transmission case (4), and the other end of the first limiting rod (9) penetrates through the through hole (10) to be connected with the inner wall of the other side of the transmission case (4).
4. An injection mould for increasing the density and strength of plastic products according to claim 1, characterized in that said injection mechanism (3) comprises an injection cylinder (12), a first hopper (13), a screw (14), a heating plate (15),
an L-shaped supporting plate (11) is arranged on the outer wall of one side, close to the fixed die (1), of the transmission case (4), an injection tube (12) is arranged at the top end of the L-shaped supporting plate (11), one end of the injection tube (12) penetrates through the side wall of the transmission case (4) to be communicated with the liquid injection port (7), a screw rod (14) is arranged at the other end of the injection tube (12), a check valve (17) is arranged at one end, located on the injection tube (12), of the screw rod (14), the other end of the screw rod (14) extends to the outside of the injection tube (12) from the inside of the injection tube (12) and is connected with an output shaft of a motor (18), and the motor (18) is arranged at the top end of the L-shaped supporting plate (11);
the injection cylinder is characterized in that a first material box (13), a second material box (19) and a processor (22) are sequentially arranged on the outer wall of one side of the injection cylinder (12), a plurality of heating sheets (15) are circumferentially arranged on the outer wall of the injection cylinder (12), a density sensor (20) and an intensity sensor (21) are sequentially arranged on the inner wall of the injection cylinder (12), the injection cylinder (12) is respectively communicated with the first material box (13) and the second material box (19) through an electromagnetic valve (23), and the processor (22) is respectively electrically connected with the heating sheets (15), the density sensor (20), the intensity sensor (21) and the electromagnetic valve (23).
5. An injection mold for increasing the density and strength of plastic products as claimed in claim 1, wherein a cavity (24) is provided in the movable mold (2), a second electric cylinder (25) is provided on the inner wall of the cavity (24) on the side away from the fixed mold (1), the output shaft of the second electric cylinder (25) faces the fixed mold (1), a push plate (26) is provided on the output shaft of the second electric cylinder (25), a plurality of ejector rods (27) are provided on the outer wall of the push plate (26) on the side away from the second electric cylinder (25), one end of each ejector rod (27) is connected with the push plate (26), and one end of each ejector rod (27) extends out of the movable mold (2).
6. An injection mold for increasing the density and strength of a plastic product as recited in claim 1, further comprising a cooling device, said cooling device comprising: a first box body (16), a liquid storage box (28), a sleeve (29) and a spray head (30),
a first box body (16) is arranged on the inner wall of the top end of the transmission box (4), a first motor (31) is arranged on the inner wall of one side of the first box body (16), an output shaft of the first motor (31) is fixedly connected with a driving bevel gear (36), a driven bevel gear (37) is arranged in the first box body (16), the driving bevel gear (36) is meshed with the driven bevel gear (37), a transmission shaft (38) in the vertical direction is arranged in the first box body (16), the top end of the transmission shaft (38) is connected with the driven bevel gear (37), a first sleeve (42) penetrates through the bottom end of the transmission shaft (38), the transmission shaft (38) is rotatably connected with the first sleeve (42), a support (32) is fixedly connected to the outer wall of the first sleeve (42), and a sleeve (29) is arranged at the bottom end of the support (32), a plurality of gear teeth are arranged on the inner wall of the sleeve (29), a crank (33) is arranged in the sleeve (29), one end of the crank (33) is connected with the bottom end of the transmission shaft (38), the other end of the crank (33) is rotatably connected with a first gear (34), the first gear (34) is meshed with the sleeve (29), a second gear (35) is rotatably connected to the crank (33), the second gear (35) is located on one side, away from the sleeve (29), of the first gear (34), and the second gear (35) is meshed with the first gear (34);
the bottom end of the transmission case (4) is provided with a first opening (48) in the horizontal direction, a first cavity (39) is arranged in the crank (33), a liquid outlet pipe (40) is arranged in the first case body (16), one end of the liquid outlet pipe (40) penetrates through the first opening (48) to be connected with the spray head (30), the other end of the liquid outlet pipe (40) penetrates through the axis of the second gear (35) to extend into the first cavity (39), the liquid outlet pipe (40) is fixedly connected with the second gear (35), the liquid outlet pipe (40) is rotatably connected with the crank (33), the top end of the transmission case (4) is provided with a liquid storage case (28), the inner wall of the top end of the transmission case (4) is provided with a water suction pump (65) in the vertical direction, the water inlet end of the water suction pump (65) is communicated with the liquid storage case (28), and a water pipe (41) is arranged in the transmission case (4), one end of the water pipe (41) is communicated with the water outlet end of the water suction pump (65), the water pipe (41) is rotatably connected with the water suction pump (65), the other end of the water pipe (41) sequentially penetrates through the driven bevel gear (37) and the transmission shaft (38) to extend into the first cavity (39), and the water pipe (41) extending into the first cavity (39) is rotatably connected with one end, far away from the spray head (30), of the liquid outlet pipe (40);
be provided with second cavity (43) in first sleeve pipe (42), be provided with baffle (44) on the inner wall of second cavity (43), be provided with telescopic link (45) on the outer wall of transmission shaft (38), the cover is equipped with flexible pipe (46) on telescopic link (45), flexible pipe (46) with telescopic link (45) sliding connection, be provided with first spring (47) in flexible pipe (46), first spring (47) one end with flexible pipe (46) inner wall connection, first spring (47) other end with telescopic link (45) is kept away from the one end of transmission shaft (38) is connected.
7. An injection mold for increasing the density and strength of a plastic product as recited in claim 6, further comprising a dust removing device, said dust removing device comprising: a second box body (50), a second limiting rod (51), a brush plate (52) and a scraper (53),
a dustproof filter screen (49) is arranged on one side wall of the first box body (16), a second box body (50) is arranged in the first box body (16), a second limiting rod (51) in the horizontal direction is arranged in the second box body (50), two ends of the second limiting rod (51) are respectively connected with the inner walls of two sides of the first box body (16), a first sliding block (54) is sleeved on the second limiting rod (51), the first sliding block (54) can reciprocate on the second limiting rod (51), a second opening (55) is arranged on the side wall, close to the dustproof filter screen (49), of the second box body (50), a connecting rod (56) is arranged on the side wall, far away from the second opening (55), of the first sliding block (54), and the other end of the connecting rod (56) is connected with a limiting plate (57);
a second sliding block (58) is sleeved on the connecting rod (56), the second sliding block (58) can move on the connecting rod (56) in a reciprocating mode, a connecting plate (59) in the horizontal direction is arranged on the second sliding block (58), one end of the connecting plate (59) is connected with the side wall, close to the second opening (55), of the second sliding block (58), the other end of the connecting plate (59) penetrates through the second opening (55) to be connected with the brush plate (52), a second motor (60) is arranged on the inner wall of the top end of the second box body (50), the second motor (60) is connected with a second sleeve (61) downwards, a sliding rod (62) in the horizontal direction is arranged in the second box body (50), a scraping plate (53) is arranged at one end of the sliding rod (62), and the other end of the sliding rod (62) penetrates through the second sleeve (61) to be connected with an L-shaped connecting plate (63), l type connecting plate (63) top with slide bar (62) are connected, L type connecting plate (63) bottom with second slider (58) top is rotated and is connected, the cover is equipped with second spring (64) on slide bar (62), second spring (64) one end with second sleeve pipe (61) are kept away from the lateral wall of scraper blade (53) is connected, second spring (64) other end with L type connecting plate (63) top lateral wall is connected.
8. An injection mold for increasing the density and strength of plastic products as claimed in claim 1, wherein a cover door is provided on one side wall of said transmission case (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110981962.XA CN113510908A (en) | 2021-08-25 | 2021-08-25 | Injection mold for enhancing density and strength of plastic product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110981962.XA CN113510908A (en) | 2021-08-25 | 2021-08-25 | Injection mold for enhancing density and strength of plastic product |
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| Publication Number | Publication Date |
|---|---|
| CN113510908A true CN113510908A (en) | 2021-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110981962.XA Pending CN113510908A (en) | 2021-08-25 | 2021-08-25 | Injection mold for enhancing density and strength of plastic product |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114505331A (en) * | 2022-02-14 | 2022-05-17 | 江苏龙净科杰环保技术有限公司 | Novel useless catalyst is handled device |
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