CN113211745A - Injection mold capable of achieving rapid forming - Google Patents
Injection mold capable of achieving rapid forming Download PDFInfo
- Publication number
- CN113211745A CN113211745A CN202110444729.8A CN202110444729A CN113211745A CN 113211745 A CN113211745 A CN 113211745A CN 202110444729 A CN202110444729 A CN 202110444729A CN 113211745 A CN113211745 A CN 113211745A
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- injection molding
- groove
- mold
- injection mold
- fixedly connected
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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
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7312—Construction of heating or cooling fluid flow channels
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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
- B29C45/42—Removing or ejecting moulded articles using means movable from outside the mould between mould parts, e.g. robots
- B29C45/4225—Take-off members or carriers for the moulded articles, e.g. grippers
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Robotics (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a rapid-forming injection mold which comprises a base, wherein a mold groove is formed in the upper end of the base, a mold body is arranged in the mold groove, a lifting mechanism is arranged at the upper end of the base, an injection molding module is arranged on the lifting mechanism and is right opposite to the mold groove, an injection molding groove is formed in the lower end of the injection molding module, an injection molding pipe is communicated with the top surface of the injection molding groove, and clamping mechanisms are arranged on the inner walls of the left side and the right side of the injection molding groove. According to the invention, external cold water is introduced into the U-shaped cavity through the water pump, the injection molding in the injection molding groove is rapidly cooled by the cooling guide sheet and the U-shaped cooling guide sheet of the silver product, the injection molding in the injection molding groove is cooled by matching with the plurality of radiating holes, the forming efficiency of the injection molding is effectively improved, the two clamping sheets are driven by the cooperation of the pressure spring and the movable rod to clamp and fix the formed injection molding, the injection molding module and the formed injection molding in the injection molding groove are driven by the cooperation of the hydraulic cylinder and the movable plate to ascend, and the formed injection molding in the mold groove is conveniently and rapidly taken out.
Description
Technical Field
The invention relates to the technical field of injection molds, in particular to a rapid-forming injection mold.
Background
The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, and particularly relates to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure, cooling and solidifying the plastics to obtain a formed product.
When the existing injection mold is in actual use, the existing injection mold needs hot melting plastic in a mold cavity to be naturally cooled to obtain a formed product, the forming efficiency is low, the formed product is not convenient to take out, and the existing injection mold for rapid forming is provided to solve the problems.
Disclosure of Invention
The invention provides a rapid-forming injection mold, which is used for solving the technical problems that in the prior art, when the existing injection mold is in actual use, hot melting plastics in a mold cavity are required to be naturally cooled to obtain a formed product, the forming efficiency is low, and the formed product is inconvenient to take out.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a rapid prototyping's injection mold, includes the base, the upper end of base is equipped with the die cavity, be equipped with the mould body in the die cavity, the upper end of base is equipped with elevating system, the last module of moulding plastics that is equipped with of elevating system, the module of moulding plastics is just to the die cavity setting, the lower extreme of the module of moulding plastics is equipped with the groove of moulding plastics, the intercommunication is provided with the pipe of moulding plastics on the top surface in groove of moulding plastics, be equipped with fixture on the left and right sides inner wall in groove of moulding plastics, be equipped with cooling body in the base, cooling body is near the die cavity setting.
Preferably, elevating system is including respectively fixed connection in the base be close to the gag lever post of four corners upper end, and is a plurality of the same backup pad of upper end fixedly connected with of gag lever post, the backup pad is located the upper end fixed mounting that central point put and has the pneumatic cylinder, the piston rod of pneumatic cylinder is vertical sets up down, the vertical backup pad setting that runs through of lower extreme of pneumatic cylinder piston rod, the lower extreme fixedly connected with fly leaf of pneumatic cylinder piston rod is a plurality of the setting of fly leaf is all run through to the gag lever post, module fixed connection in the lower extreme that the fly leaf is located central point and puts to mould plastics.
Preferably, the injection molding groove is provided with a plurality of heat dissipation holes in the top surface and the movable plate, the heat dissipation holes are distributed at equal intervals, and the heat dissipation holes are close to the inner wall of the injection molding groove and fixedly connected with a dust screen.
Preferably, fixture is including setting up circular recess and the battery of fixed connection in the fly leaf near the left and right sides upper end on the groove left and right sides inner wall of moulding plastics respectively, two equal fixedly connected with pressure spring on the relative inner wall of circular recess, two the battery is connected with two pressure spring electricity respectively, two the equal fixedly connected with movable rod of one end that pressure spring kept away from the circular recess inner wall, two the equal fixedly connected with holding piece of one end that pressure spring was kept away from to the movable rod, both ends lateral wall respectively with the groove of moulding plastics around the holding piece both sides inner wall sliding seal is connected.
Preferably, the sealing washer has been cup jointed to the one end that the movable rod is located outside the circular slot, the inner wall fixed connection in sealing washer and the groove of moulding plastics, be equipped with two spouts that are the symmetric distribution on the annular inner wall of circular slot, two equal sliding connection has the assorted slider with it in the spout, two the one end that the spout was kept away from to the slider all is close to pressure spring's annular lateral wall fixed connection with the movable rod.
Preferably, the cooling mechanism comprises a U-shaped cavity and a U-shaped cold-guiding gasket, the U-shaped cavity is arranged in the base, the U-shaped cold-guiding gasket is fixedly connected to the inner wall of the die cavity, the U-shaped cavity is arranged close to the die cavity, the U-shaped cold guide gasket is sleeved with the die body, a plurality of cold guide sheets which are distributed at equal intervals are fixedly arranged on the inner walls of the left side and the right side of the U-shaped cavity in a penetrating way, the plurality of cold guide sheets are fixedly connected with the U-shaped cold guide gasket, a first transverse cavity is communicated and arranged on the inner wall of the right side of the U-shaped cavity close to the top surface, a second transverse cavity is communicated and arranged on the inner wall of the left side of the U-shaped cavity close to the bottom, a water pump is fixedly arranged on the right side wall of the base, a liquid guide pipe is communicated between the output end of the water pump and the first transverse cavity, and one end of the second transverse cavity, which is far away from the U-shaped cavity, is communicated with a liquid discharge pipe, and an adjusting valve is fixedly mounted on the liquid discharge pipe.
Preferably, the U-shaped cold guide gasket and the cold guide sheet are made of silver.
Preferably, a controller is fixedly mounted on the side wall of the front end of the base, and the hydraulic cylinder, the storage battery and the water pump are all electrically connected with the controller.
Compared with the prior art, the invention has the beneficial effects that:
1. the water pump is used for introducing external cold water into the U-shaped cavity, the injection molding products in the injection molding grooves are rapidly cooled by the cold guide sheet and the U-shaped cold guide sheet of the silver products, the injection molding products in the injection molding grooves are cooled by matching the plurality of radiating holes, and the forming efficiency of the injection molding products is effectively improved.
2. The pressure spring is matched with the movable rod to drive the two clamping pieces to clamp and fix the formed injection molding product, and the hydraulic cylinder is matched with the movable plate to drive the injection molding module and the formed injection molding product in the injection molding groove to rise, so that the formed injection molding product in the mold groove can be taken out quickly.
Drawings
FIG. 1 is a schematic perspective view of a rapid prototyping injection mold of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural diagram of an injection module of a rapid prototyping injection mold according to the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 1 at B;
FIG. 5 is an enlarged view of a portion of FIG. 1 at C;
fig. 6 is a schematic structural diagram of a rapid prototyping injection mold according to the present invention.
In the figure: the device comprises a base 1, a die cavity 2, a die body 3, an injection molding module 4, an injection molding groove 5, an injection molding pipe 6, a limiting rod 7, a supporting plate 8, a hydraulic cylinder 9, a movable plate 10, heat dissipation holes 11, a dust screen 12, a circular groove 13, a storage battery 14, a pressure spring 15, a movable rod 16, a clamping piece 17, a sealing ring 18, a sliding groove 19, a sliding block 20, a cavity 21U, a cold guide gasket 22U, a cold guide piece 23, a first transverse cavity 24, a second transverse cavity 25, a water pump 26, a liquid guide pipe 27, a liquid discharge pipe 28, a regulating valve 29 and a controller 30.
Detailed Description
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention 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 thus, should not be construed as limiting the present invention.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-6, a rapid prototyping's injection mold, including base 1, base 1's upper end is equipped with die cavity 2, be equipped with mould body 3 in the die cavity 2, base 1's upper end is equipped with elevating system, the last module 4 that moulds plastics that is equipped with of elevating system, module 4 that moulds plastics is just to die cavity 2 setting, elevating system includes that respectively fixed connection is in base 1 and is close to the gag lever post 7 of four corners upper end, the fly leaf 10's of being convenient for lift removal of gag lever post 7, the same backup pad 8 of upper end fixedly connected with of a plurality of gag lever posts 7, backup pad 8 is used for supporting fixed hydraulic cylinder 9, the upper end fixed mounting that backup pad 8 is located central point and puts has pneumatic cylinder 9, pneumatic cylinder 9's model is: HOB50 is 100, the hydraulic cylinder 9 is used for driving the movable plate 10 to descend under the limiting action of a plurality of limiting rods 7, meanwhile, the controller 30 is matched with the storage battery 14 to electrify the pressure spring 15 in the circular groove 13, so that the pressure spring 15 is electrified to contract and then drives the movable rod 16 to contract towards the circular groove 13 under the limiting action of the sliding groove 19 and the sliding block 20, so that the two clamping sheets 17 are respectively arranged close to the inner walls of the left side and the right side of the injection molding groove 5 until the movable plate 10 drives the injection molding module 4 to be inserted into the mold groove 2, so that the lower ends of the two clamping sheets 17 are abutted against the bottom of the mold groove 2, the injection molding pipe 6 is used for guiding high-temperature hot melt plastics into the injection molding groove 5 to be matched with the mold body 3 for injection molding, the piston rod of the hydraulic cylinder 9 is vertically arranged downwards, the lower end of the piston rod of the hydraulic cylinder 9 is vertically arranged to penetrate through the supporting plate 8, the lower end of the piston rod of the hydraulic cylinder 9 is fixedly connected with the movable plate 10, a plurality of gag lever posts 7 all run through fly leaf 10 and set up, and module 4 fixed connection of moulding plastics is located the lower extreme that central point put in fly leaf 10, and the intercommunication is provided with a plurality of louvres 11 between 5 top surfaces in the groove of moulding plastics and the fly leaf 10, and a plurality of louvres 11 are used for the heat dissipation in chase 2, are the distribution such as waiting between a plurality of louvres 11, and a plurality of louvres 11 are close to fixedly connected with dust screen 12 on the inner wall in the groove of moulding plastics 5, and dust screen 12 can prevent that impurity from getting into in the groove of moulding plastics 5 via louvre 11.
The lower end of the injection molding module 4 is provided with an injection molding groove 5, the top surface of the injection molding groove 5 is communicated with an injection molding pipe 6, the injection molding pipe 6 is matched with an external injection molding machine to guide hot melt plastics into the injection molding groove 5 to be injection molded together with the mold body 3, the inner walls of the left side and the right side of the injection molding groove 5 are provided with clamping mechanisms, each clamping mechanism comprises a circular groove 13 respectively arranged on the inner wall of the left side and the right side of the injection molding groove 5 and a storage battery 14 fixedly connected to the movable plate 10 close to the upper ends of the left side and the right side, the storage battery 14 is used for switching on and off the pressure springs 15, the opposite inner walls of the two circular grooves 13 are fixedly connected with pressure springs 15, the elastic performance of the pressure springs 15 enables the movable rods 16 to be matched with two clamping sheets 17 to clamp and fix a molded injection molding product, the two storage batteries 14 are respectively electrically connected with the two pressure springs 15, and the ends of the two pressure springs 15 far away from the inner walls of the circular grooves 13 are fixedly connected with the movable rods 16, the two movable rods 16 are fixedly connected with clamping pieces 17 at the ends far away from the pressure spring 15, and the side walls of the front and rear ends of each clamping piece 17 are respectively connected with the inner walls of the front and rear sides of the injection molding groove 5 in a sliding and sealing manner.
Be equipped with cooling body in base 1, cooling body sets up near chase 2, cooling body leads cold gasket 22 including the U type cavity 21 and the U type of fixed connection on 2 inner walls of chase that set up in base 1 respectively, U type cavity 21 sets up near chase 2, U type is led cold gasket 22 and is cup jointed mould body 3 and set up, equal fixed the cold piece 23 of leading that runs through and be equipped with a plurality of distributions between about U type cavity 21 on the inner wall of both sides, a plurality of cold pieces 23 all lead cold gasket 22 fixed connection with the U type, U type cavity 21 communicates on being close to the right side inner wall of top surface and is provided with first horizontal chamber 24, U type cavity 21 communicates on being close to the left side inner wall of bottom and is provided with the horizontal chamber 25 of second, fixed mounting has water pump 26 on the 1 right side wall of base, water pump 26's model does: 25LG3-10X3, water pump 26 cooperates first horizontal chamber 24 and catheter 27 to lead in the U type cavity 21 with external water, the cold-guiding piece 23 and the U type cold-guiding gasket 22 of cooperation silver product cool down fast the injection molding in the groove 5 of moulding plastics, and cool down the injection molding in the groove 5 of moulding plastics by a plurality of louvres 11, effectively promote the shaping efficiency of injection molding, it is provided with catheter 27 to communicate between water pump 26's output and the first horizontal chamber 24, the one end intercommunication that U type cavity 21 was kept away from to the horizontal chamber 25 of second is provided with fluid-discharge tube 28, fluid-discharge tube 28 is used for discharging the cold water in the U type cavity 21, be convenient for change the cold water in the U type cavity 21, fixed mounting has governing valve 29 on the fluid-discharge tube 28, the model of governing valve 29 is: 020ZXP-Q10BLS1-SEXL, the regulating valve 29 is used for controlling the liquid flow in the drain pipe 28, the U-shaped cold-conducting gasket 22 and the cold-conducting plate 23 are made of silver, the controller 30 is fixedly installed on the side wall of the front end of the base 1, and the model of the controller 30 is: KY02S-MAM-100, the controller 30 is matched with an external upper computer to start and stop the hydraulic cylinder 9, the storage battery 14 and the water pump 26, and the hydraulic cylinder 9, the storage battery 14 and the water pump 26 are all electrically connected with the controller 30.
When the injection molding machine is used, the hydraulic cylinder 9 is started by the controller 30 to drive the movable plate 10 to descend under the limiting action of the limiting rods 7, the controller 30 is matched with the storage battery 14 to electrify the pressure spring 15 in the circular groove 13, the pressure spring 15 is electrified and contracted to drive the movable rod 16 to contract towards the circular groove 13 under the limiting action of the sliding groove 19 and the sliding block 20, the two clamping sheets 17 are respectively arranged close to the inner walls of the left side and the right side of the injection molding groove 5 until the movable plate 10 drives the injection molding module 4 to be inserted into the mold groove 2, the lower ends of the two clamping sheets 17 are abutted against the bottom of the mold groove 2, the high-temperature hot-melt plastic is introduced into the injection molding groove 5 by the injection molding pipe 6 to be matched with the mold body 3 for injection molding, meanwhile, the water pump 26 is started by the controller 30 to be matched with the first transverse cavity 24 and the liquid guide pipe 27 to introduce external cold water into the U-shaped cavity 21, and the cold water in the U-shaped cavity 21 is matched with the cold guide sheet 23 and the U-shaped cold guide gasket 22 of the silver product The article cool off fast, and be cooled down to the injection molding in the groove 5 of moulding plastics by a plurality of louvres 11, effectively promote the shaping efficiency of injection molding, after injection molding takes shape to accomplish, on the one hand, cooperate battery 14 to cut off the power supply to pressure spring 15 by controller 30, make elasticity after the power supply of pressure spring 15 restore to the throne cooperation movable rod 16 drive two supporting pieces 17 and carry out the centre gripping to the shaping injection molding and fix, on the other hand starts pneumatic cylinder 9 cooperation fly leaf 10 by controller 30 and drives the shaping injection molding in module 4 and the groove 5 of moulding plastics and rise, be convenient for take out the shaping injection molding in the die cavity 2 fast.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A rapid forming injection mold comprises a base (1), wherein a mold groove (2) is formed in the upper end of the base (1), and a mold body (3) is arranged in the mold groove (2), and is characterized in that a lifting mechanism is arranged at the upper end of the base (1), an injection mold module (4) is arranged on the lifting mechanism, the injection mold module (4) is arranged right opposite to the mold groove (2), an injection mold groove (5) is formed in the lower end of the injection mold module (4), an injection molding pipe (6) is communicated and arranged on the top surface of the injection mold groove (5), clamping mechanisms are arranged on the inner walls of the left side and the right side of the injection mold groove (5), a cooling mechanism is arranged in the base (1), and the cooling mechanism is arranged close to the mold groove (2); elevating system is including being close to gag lever post (7) of four corners upper end in base (1), and is a plurality of same backup pad (8) of upper end fixedly connected with of gag lever post (7), backup pad (8) are located the upper end fixed mounting that central point put and have pneumatic cylinder (9), the vertical setting down of piston rod of pneumatic cylinder (9), the vertical backup pad (8) setting that runs through of lower extreme of pneumatic cylinder (9) piston rod, the lower extreme fixedly connected with fly leaf (10) of pneumatic cylinder (9) piston rod is a plurality of fly leaf (10) setting all runs through in gag lever post (7), mould plastics module (4) fixed connection in fly leaf (10) and be located the lower extreme that central point put.
2. The injection mold for rapid prototyping as set forth in claim 1, wherein a plurality of heat dissipation holes (11) are provided between the top surface of the injection molding groove (5) and the movable plate (10), the plurality of heat dissipation holes (11) are distributed equidistantly, and a dust screen (12) is fixedly connected to the inner wall of the injection molding groove (5) near the plurality of heat dissipation holes (11).
3. The rapid prototyping injection mold as set forth in claim 1, wherein the clamping mechanism comprises circular grooves (13) respectively disposed on the inner walls of the left and right sides of the injection groove (5) and storage batteries (14) fixedly connected to the movable plate (10) near the upper ends of the left and right sides, pressure springs (15) are fixedly connected to the opposite inner walls of the two circular grooves (13), the two storage batteries (14) are respectively electrically connected to the two pressure springs (15), movable rods (16) are fixedly connected to the ends of the two pressure springs (15) far away from the inner walls of the circular grooves (13), clamping pieces (17) are fixedly connected to the ends of the two movable rods (16) far away from the pressure springs (15), the side walls of the front end and the rear end of the clamping piece (17) are respectively connected with the inner walls of the front side and the rear side of the injection molding groove (5) in a sliding and sealing manner.
4. The injection mold for rapid prototyping as set forth in claim 3, wherein the sealing ring (18) is sleeved at one end of the movable rod (16) located outside the circular groove (13), the sealing ring (18) is fixedly connected with the inner wall of the injection groove (5), two symmetrically distributed sliding grooves (19) are arranged on the annular inner wall of the circular groove (13), two sliding grooves (19) are all slidably connected with sliding blocks (20) matched therewith, and one ends of the sliding blocks (20) far away from the sliding grooves (19) are all fixedly connected with the annular side wall of the movable rod (16) close to the pressure spring (15).
5. The rapid prototyping injection mold as recited in claim 1, wherein the cooling mechanism comprises a U-shaped cavity (21) and a U-shaped cold-guiding gasket (22) fixedly connected to the inner wall of the mold cavity (2), the U-shaped cavity (21) is arranged close to the mold cavity (2), the U-shaped cold-guiding gasket (22) is sleeved on the mold body (3), a plurality of cold-guiding sheets (23) distributed at equal intervals are fixedly arranged on the inner walls of the left and right sides of the U-shaped cavity (21), the plurality of cold-guiding sheets (23) are fixedly connected with the U-shaped cold-guiding gasket (22), a first transverse cavity (24) is arranged on the inner wall of the right side of the U-shaped cavity (21) close to the top surface in a communicating manner, a second transverse cavity (25) is arranged on the inner wall of the left side of the U-shaped cavity (21) close to the bottom in a communicating manner, and a water pump (26) is fixedly mounted on the right side wall of the base (1), a liquid guide pipe (27) is communicated between the output end of the water pump (26) and the first transverse cavity (24), a liquid discharge pipe (28) is communicated with one end, far away from the U-shaped cavity (21), of the second transverse cavity (25), and an adjusting valve (29) is fixedly installed on the liquid discharge pipe (28).
6. A rapid prototyping injection mold as in claim 5, wherein said U-shaped cold conducting shim (22) and cold conducting shim (23) are silver.
7. The rapid prototyping injection mold as recited in claim 5, wherein the controller (30) is fixedly mounted on the front end side wall of the base (1), and the hydraulic cylinder (9), the storage battery (14) and the water pump (26) are all electrically connected with the controller (30).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110444729.8A CN113211745A (en) | 2021-04-24 | 2021-04-24 | Injection mold capable of achieving rapid forming |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110444729.8A CN113211745A (en) | 2021-04-24 | 2021-04-24 | Injection mold capable of achieving rapid forming |
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| CN113211745A true CN113211745A (en) | 2021-08-06 |
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