CN112848091A

CN112848091A - Quick cooling type injection molding machine convenient to unloading and drawing of patterns

Info

Publication number: CN112848091A
Application number: CN202110032407.2A
Authority: CN
Inventors: 李婆仔
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-05-28

Abstract

The invention relates to an injection molding machine, in particular to a quick cooling type injection molding machine convenient for blanking and demolding, which comprises a support column, a first support frame, a second support frame, a rotating mechanism, a blanking mechanism and the like; wherein, a first support frame is arranged on one support column, a second support frame is arranged on the other support column, a rotating mechanism is arranged on the first support frame, and a discharging mechanism is arranged on the rotating mechanism. Through slewing mechanism, can be automatically with not fused raw materials of moulding plastics processing one-tenth article of moulding plastics, and can make the fused raw materials of moulding plastics cool off fast and become the article of moulding plastics, practiced thrift the time that the staff waited for, realized the purpose that has quick cooling function.

Description

Quick cooling type injection molding machine convenient to unloading and drawing of patterns

Technical Field

The invention relates to an injection molding machine, in particular to a quick cooling type injection molding machine convenient for blanking and demolding.

Background

The injection molding is also called injection molding, and is a molding method with injection and molding, which is mainly divided into 6 stages of mold closing, glue injection, pressure maintaining, cooling, mold opening and product taking out.

The existing injection molding technology generally adopts a natural cooling method, the cooling time is long, the production efficiency is influenced, the problem of difficult demolding of a complex workpiece is easily caused, forced demolding is easy to damage an injection molding product, the irreversible deformation of the injection molding part is caused, potential safety hazards exist in manual demolding, and the efficiency is low.

Disclosure of Invention

In view of the above, it is necessary to provide a rapid cooling type injection molding machine which can automatically and intermittently add an unmelted injection molding material to a device and process it into an injection molded product, and which can rapidly cool the injection molded product during the processing and automatically release the injection molded product from a mold, thereby facilitating blanking and demolding.

The technical scheme is as follows: the utility model provides a quick cooling type injection molding machine convenient to unloading and drawing of patterns, including the support column, first support frame, the second support frame, slewing mechanism, unloading mechanism, the mechanism that opens and shuts, clamping mechanism and shelter from the mechanism, install first support frame on one of them support column, install the second support frame on another support column, slewing mechanism locates on the first support frame, unloading mechanism locates on the slewing mechanism, the mechanism that opens and shuts is located on the second support frame, clamping mechanism locates on the first support frame, shelter from the mechanism and locate on the slewing mechanism.

Preferably, the rotating mechanism comprises a motor, a first rotating shaft, a first overrunning clutch, a rotating disc, a spiral conveying frame and a first die, the second mould, the rotor plate, first reset spring, the sliding plate, charging tube and water pipe, the motor is installed at the top of the second support frame, first overrunning clutch is fixedly connected on the motor output shaft, first rotating shaft is fixedly connected on first overrunning clutch, the rotating disc is also fixedly connected on first overrunning clutch, the spiral conveying frame is fixedly connected on first rotating shaft, first mould is fixedly connected on first support frame, the sliding type cooperation of first mould has the second mould, the rotor plate is fixedly connected at one end of first rotating shaft, the sliding type of first mould inner wall is equipped with a pair of sliding plates, be connected with first reset spring between first mould and the sliding plate inner wall, be connected with charging tube between the middle part of first support frame and second support frame, the symmetrical rigid coupling in first mould both sides has a pair of water pipe.

Preferably, the blanking mechanism comprises a charging frame, a fixing plate, a sliding rod, a second reset spring and a wedge-shaped plate, the charging frame is fixedly connected to the top of the charging pipe, the fixing plate is fixedly connected to one side of the charging frame, the sliding rod is slidably arranged on one side of the fixing plate, the wedge-shaped plate is fixedly connected to one end of the sliding rod, the second reset spring is connected between the fixing plate and the wedge-shaped plate, and the wedge-shaped plate is slidably matched with the charging frame.

Preferably, the opening and closing mechanism comprises a first gear, fixing rings, a second gear, a second overrunning clutch, a reciprocating screw and a sliding strip, the first gear is fixedly connected to the output shaft of the motor, a pair of fixing rings is symmetrically and fixedly connected to the top of the second support frame, the fixing rings are rotatably provided with the second gear, the two second gears are respectively meshed with the two sides of the first gear, the second overrunning clutch is fixedly connected to the middle of the second gear, the second overrunning clutch is connected with the reciprocating screw in a threaded fit mode, one end of the reciprocating screw is connected with the sliding strip, the sliding strip is respectively in sliding fit with the first support frame and the second support frame, and one side of the sliding strip is fixedly connected with the second mold.

Preferably, the clamping mechanism comprises a first fixing frame, fixing rods, a first torsion spring, a rotating frame and pressing blocks, a pair of first fixing frames are symmetrically and fixedly connected to two sides of the top of the first supporting frame, a pair of fixing rods are fixedly connected to the first fixing frames, the rotating frame is rotatably connected to the fixing rods, the first torsion spring is connected between two sides of the rotating frame and the first fixing frames, and a pair of pressing blocks are symmetrically and fixedly connected to two sides of the rotating frame.

Preferably, the shielding mechanism comprises a second fixing frame, a second rotating shaft, a rotating baffle and a second torsion spring, the second fixing frame is fixedly connected to the lower portion of the second mold, a pair of second rotating shafts is symmetrically and rotatably arranged on two sides of the second fixing frame, the rotating baffle is connected between the two second rotating shafts, the second torsion springs are connected between two sides of the rotating baffle and two sides of the second fixing frame, and the second torsion springs are sleeved on the second rotating shafts.

The invention has the beneficial effects that:

through slewing mechanism, can be automatically with not fused raw materials of moulding plastics processing one-tenth article of moulding plastics, and can make the fused raw materials of moulding plastics cool off fast and become the article of moulding plastics, practiced thrift the time that the staff waited for, realized the purpose that has quick cooling function.

Through unloading mechanism, can intermittent type nature add not fused raw materials of moulding plastics in to equipment, need not staff and relapse manual interpolation, provide convenience for staff's the work of moulding plastics.

Through opening and shutting mechanism, clamping mechanism and sheltering from mutually supporting of mechanism, can make the injection moulding article that has accomplished automatically drop from the mould, it is faster for the manual drawing of patterns of staff, and can not damage the injection moulding article, saved the trouble of the manual drawing of patterns of staff.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a partial perspective view of the rotating mechanism of the present invention.

FIG. 4 is an enlarged schematic view of the present invention B.

Fig. 5 is a schematic perspective view of the blanking mechanism of the present invention.

Fig. 6 is a schematic perspective view of the opening and closing mechanism of the present invention.

Fig. 7 is an enlarged schematic view of the structure of the present invention a.

FIG. 8 is an enlarged schematic view of the present invention C.

Reference numerals: 1_ support column, 2_ first support frame, 201_ second support frame, 3_ rotation mechanism, 301_ motor, 302_ first rotation shaft, 303_ first overrunning clutch, 304_ rotation disc, 305_ spiral conveyer, 306_ first mold, 307_ second mold, 308_ rotation plate, 309_ first return spring, 3011_ sliding plate, 3012_ charging tube, 3013_ water tube, 4_ blanking mechanism, 401_ charging frame, 402_ fixing plate, 403_ sliding rod, 404_ second return spring, 405_ wedge plate, 5_ opening and closing mechanism, 501_ first gear, 502_ fixing ring, 503_ second gear, 504_ second overrunning clutch, 505_ reciprocating screw, 506_ sliding bar, 6_ clamping mechanism, 601_ first fixing frame, 602_ fixing rod, 603_ first torsion spring, 604_ rotation frame, 605_ pressing block, 7_ shielding mechanism, 701_ second fixing frame, 702_ second rotating shaft, 703_ rotating baffle, 704_ second torsion spring.

Detailed Description

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description and the description of the attached drawings, and the specific connection mode of each part adopts the conventional means of mature bolts, rivets, welding, sticking and the like in the prior art, and the detailed description is not repeated.

The embodiment is a rapid cooling type injection molding machine convenient for blanking and demolding, as shown in figures 1-8, comprising a support column 1, a first support frame 2, a second support frame 201, a rotating mechanism 3, a blanking mechanism 4, an opening and closing mechanism 5, a clamping mechanism 6 and a shielding mechanism 7, wherein the first support frame 2 is arranged on one support column 1, the second support frame 201 is arranged on the other support column 1, the rotating mechanism 3 is arranged on the first support frame 2, the rotating mechanism 3 is used for processing non-molten injection molding raw materials into injection molding products, the blanking mechanism 4 is arranged on the rotating mechanism 3, the blanking mechanism 4 is used for adding non-molten injection molding raw materials into the equipment, the opening and closing mechanism 5 is arranged on the second support frame 201, the clamping mechanism 6 is arranged on the first support frame 2, the shielding mechanism 7 is arranged on the rotating mechanism 3, and through the mutual matching of the opening and closing mechanism 5, the clamping mechanism 6 and the shielding mechanism 7, the finished injection-molded article can be automatically released from the mold.

The rotating mechanism 3 comprises a motor 301, a first rotating shaft 302, a first overrunning clutch 303, a rotating disc 304, a spiral conveying frame 305, a first mold 306, a second mold 307, a rotating plate 308, a first return spring 309, a sliding plate 3011, a charging pipe 3012 and a water pipe 3013, the motor 301 is mounted on the top of the second supporting frame 201, the first overrunning clutch 303 is fixedly connected to an output shaft of the motor 301, the first overrunning clutch 30 is used for transmitting the force of forward rotation, the first rotating shaft 302 is fixedly connected to the first overrunning clutch 303, the first rotating shaft 302 is used for driving the spiral conveying frame 305 to rotate, the rotating disc 304 is also fixedly connected to the first overrunning clutch 303, the spiral conveying frame 305 is fixedly connected to the first rotating shaft 302, the spiral conveying frame 305 is used for conveying the injection molding raw material melted in the charging pipe 3012 into the first mold 306 and the second mold 307, the first mold 306 is fixedly connected to the first supporting frame 2, the second mold 307 is slidably fitted on the first mold 306, the rotating plate 308 is fixedly connected to one end of a first rotating shaft 302 far away from the motor 301, the rotating plate 308 is used for pushing the sliding plate 3011 to move, a pair of sliding plates 3011 is arranged on the inner wall of the first mold 306 in a sliding mode, a first return spring 309 is connected between the inner walls of the first mold 306 and the sliding plate 3011, the first return spring 309 is used for driving the rotating plate 308 to return, a charging pipe 3012 is connected between the middle parts of the first support frame 2 and the second support frame 201, a pair of water pipes 3013 are symmetrically and fixedly connected to two sides of the first mold 306, and the water pipes 3013 are used for injecting cold water to enable molten injection molding raw.

The blanking mechanism 4 comprises a charging frame 401, a fixing plate 402, a sliding rod 403, a second return spring 404 and a wedge plate 405, the charging frame 401 is fixedly connected to the top of a charging pipe 3012, the fixing plate 402 is fixedly connected to one side of the charging frame 401 far away from the motor 301, the fixing plate 402 is used for supporting the sliding rod 403, the sliding rod 403 is slidably arranged on one side of the fixing plate 402, the wedge plate 405 is fixedly connected to one end of the sliding rod 403, the second return spring 404 is connected between the fixing plate 402 and the wedge plate 405, the second return spring 404 is used for driving the wedge plate 405 to return, the wedge plate 405 is slidably matched with the charging frame 401, and through the mutual matching of the wedge plate 405 and the charging frame 401, unmelted injection molding raw materials can be.

The opening and closing mechanism 5 comprises a first gear 501, a fixed ring 502, a second gear 503, a second overrunning clutch 504, a reciprocating screw 505 and a slide bar 506, the first gear 501 is fixedly connected to an output shaft of the motor 301, the first gear 501 is used for driving the second gear 503 to rotate, a pair of fixed rings 502 are symmetrically and fixedly connected to the top of the second support frame 201, the fixed rings 502 are used for supporting the second gear 503, the fixed rings 502 are rotatably provided with the second gear 503, the two second gears 503 are respectively engaged with two sides of the first gear 501, the middle part of the second gear 503 is fixedly connected with the second overrunning clutch 504, the second overrunning clutch 504 is used for driving the reciprocating screw 505 to rotate, the second overrunning clutch 504 is connected with the reciprocating screw 505 in a thread fit manner, the reciprocating screw 505 is used for driving the slide bar 506 to reciprocate, one end of the reciprocating screw 505 is connected with the slide bar 506, the slide bar 506 is used for driving the second mold 307 and the upper device, the slide bar 506 is respectively matched with the first support frame 2 and the second support frame 201 in a sliding way, and one side of the slide bar 506 far away from the reciprocating screw 505 is fixedly connected with the second mould 307.

The clamping mechanism 6 comprises a first fixing frame 601, a fixing rod 602, a first torsion spring 603, a rotating frame 604 and a pressing block 605, wherein a pair of first fixing frames 601 is symmetrically and fixedly connected to two sides of the top of the first supporting frame 2, a pair of fixing rods 602 is fixedly connected to the first fixing frame 601, the first fixing frame 601 is used for supporting the fixing rod 602 and a device thereon, the fixing rod 602 is rotatably connected with the rotating frame 604, the rotating frame 604 is used for driving the pressing block 605 to move, the first torsion spring 603 is connected between two sides of the rotating frame 604 and the first fixing frame 601, the first torsion spring 603 is used for driving the rotating frame 604 to reset, a pair of pressing blocks 605 is symmetrically and fixedly connected to two sides of the rotating frame 604, and the pressing blocks 605 are used for clamping the injection product.

The shielding mechanism 7 includes a second fixing frame 701, a second rotating shaft 702, a rotating baffle 703 and a second torsion spring 704, the second fixing frame 701 is fixedly connected to the lower portion of the second mold 307, the second fixing frame 701 is used for supporting the second rotating shaft 702 and the device thereon, a pair of second rotating shafts 702 are symmetrically and rotatably disposed on two sides of the second fixing frame 701, the rotating baffle 703 is connected between the two second rotating shafts 702, the rotating baffle 703 is used for preventing the molten injection molding material from leaking out of the first mold 306 and the second mold 307, the second torsion springs 704 are connected between two sides of the rotating baffle 703 and two sides of the second fixing frame 701, the second torsion springs 704 are used for driving the restoring rotating baffle 703, and the second torsion springs 704 are sleeved on the second rotating shafts 702.

The unmelted injection molding raw material is put into the charging frame 401, the motor 301 is manually controlled to drive the first overrunning clutch 303 and the first gear 501 to rotate forwardly, the first gear 501 rotates forwardly to drive the two second gears 503 to rotate in opposite directions, the reciprocating screw 505 does not rotate because the second overrunning clutch 504 only transmits force in one direction, the first overrunning clutch 303 rotates forwardly to drive the rotating disc 304 and the first rotating shaft 302 and the device thereon to rotate forwardly, the rotating disc 304 rotates to push the wedge plate 405 to slide in a direction close to the fixed plate 402, the second return spring 404 is compressed accordingly, then the unmelted injection molding raw material falls into the charging pipe 3012 from the square hole of the wedge plate 405, the unmelted injection molding raw material is melted when being conveyed by the spiral conveying frame 305 in the charging pipe 3012, the sliding plates 3011 are pushed to slide in directions away from each other when the rotating plate rotates 308, the first return spring 309 is compressed accordingly, then the screw conveyor 305 will convey the melted injection molding material in the charging tube 3012 into the first mold 306 and the second mold 307, when the rotating plate 308 rotates 90 degrees, the two sliding plates 3011 are farthest away, when the rotating plate 308 rotates 180 degrees, the compressed first return spring 309 will return and drive the two sliding plates 3011 to return, so when the rotating plate 308 rotates one circle, the two sliding plates 3011 will slide twice repeatedly, and at this time the screw conveyor 305 can just convey the melted injection molding material needed by one injection molding in the charging tube 3012 into the first mold 306 and the second mold 307, and at the same time the rotating disc 304 will also return one circle, the compressed second return spring 404 will return and drive the wedge plate 405 to return, at this time the wedge plate 405 will block the charging frame 401 so that the non-melted injection molding material can not fall into the charging tube 3012, then the motor 301 is manually controlled to close, and then cold water is injected into the water pipe 3013 at both sides of the first mold 306 so that the melted injection molding material can be quickly cooled into injection molding material The plastic product is then manually controlled by the motor 301 to drive the first overrunning clutch 303 and the first gear 501 to rotate reversely, since the first overrunning clutch 303 only transmits the force of forward rotation, the rotating disc 304, the first rotating shaft 302 and the device thereon do not rotate, the first gear 501 rotates reversely and also drives the two second gears 503 to rotate in opposite directions, at this time, the reciprocating screw 505 drives the slide bar 506 to move back and forth, the slide bar 506 drives the second mold 307 and the device thereon to move away from the first mold 306, when the slide bar 506 contacts with the rotating frame 604, the rotating frame 604 and the pressing block 605 are squeezed to rotate, then the pressing block clamps the plastic product on the second mold 307, when the slide bar 506 slides to be separated from the rotating frame 605, the slide bar 506 continues to drive the second mold 307 and the device thereon to move away from the first mold 306, the pressing block 605 will clamp the injection molding product and reset under the action of the first torsion spring 603 along with the rotating frame 604, so that the injection molding product is separated from the second mold 307, the injection molding product is separated from the second mold 307 and simultaneously drives the second rotating shaft 702 and the rotating baffle 703 to rotate so that the rotating baffle 703 does not block the injection molding product any more, so that the injection molding product can be separated from the device, then the second rotating shaft 702 and the rotating baffle 703 reset under the action of the second torsion spring 704, then the sliding bar 506 will drive the second mold 307 and the device thereon to move in the reverse direction for resetting, and then the motor 301 is manually controlled to rotate forward for the next injection molding.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a quick cooling type injection molding machine convenient to unloading and drawing of patterns which characterized in that: the automatic blanking device comprises support columns, a first support frame, a second support frame, a rotating mechanism, a blanking mechanism, an opening and closing mechanism, a clamping mechanism and a shielding mechanism, wherein the first support frame is installed on one support column, the second support frame is installed on the other support column, the rotating mechanism is arranged on the first support frame, the blanking mechanism is arranged on the rotating mechanism, the opening and closing mechanism is arranged on the second support frame, the clamping mechanism is arranged on the first support frame, and the shielding mechanism is arranged on the rotating mechanism.

2. A rapid cooling injection molding machine facilitating blanking and demolding as claimed in claim 1, wherein: the rotating mechanism comprises a motor, a first rotating shaft, a first overrunning clutch, a rotating disc, a spiral conveying frame, a first mould, a second mould, a rotating plate, a first return spring, a sliding plate, a charging pipe and a water pipe, the motor is installed at the top of the second support frame, the first overrunning clutch is fixedly connected to the motor output shaft, the first rotating shaft is fixedly connected to the first overrunning clutch, the rotating disc is also fixedly connected to the first overrunning clutch, the spiral conveying frame is fixedly connected to the first rotating shaft, the first mold is fixedly connected to the first support frame, the second mold is slidably matched with the first mold, the rotating plate is fixedly connected to one end of the first rotating shaft, a pair of sliding plates is slidably arranged on the inner wall of the first mold, a first reset spring is connected between the first mold and the inner wall of the sliding plates, a charging pipe is connected between the middle parts of the first support frame and the second support frame, and a pair of water pipes is symmetrically fixedly connected to two sides of the first mold.

3. A rapid cooling injection molding machine facilitating blanking and demolding as claimed in claim 2, wherein: unloading mechanism is including loading frame, fixed plate, slide bar, second reset spring and wedge board, and the frame rigid coupling of loading in the charging tube top, fixed plate rigid coupling in loading frame one side, and fixed plate one side is located to the slide bar slidingtype, and wedge board rigid coupling is connected with second reset spring in slide bar one end between fixed plate and the wedge board, wedge board and the frame slidingtype cooperation of loading.

4. A rapid cooling injection molding machine facilitating blanking and demolding as claimed in claim 3, wherein: the opening and closing mechanism comprises a first gear, fixing rings, a second gear, a second overrunning clutch, a reciprocating screw and a sliding strip, the first gear is fixedly connected to the output shaft of the motor, a pair of fixing rings is symmetrically and fixedly connected to the top of the second support frame, the fixing rings are rotatably provided with the second gear, the two second gears are respectively meshed with the two sides of the first gear, the middle of the second gear is fixedly connected with the second overrunning clutch, the second overrunning clutch is connected with the reciprocating screw in a threaded fit mode, one end of the reciprocating screw is connected with the sliding strip, the sliding strip is respectively in sliding fit with the first support frame and the second support frame, and one side of the sliding strip is fixedly connected with the second mold.

5. The rapid cooling injection molding machine facilitating blanking and demolding as claimed in claim 4, wherein: the clamping mechanism comprises a first fixing frame, fixing rods, a first torsion spring, a rotating frame and pressing blocks, wherein a pair of first fixing frames are symmetrically and fixedly connected to the two sides of the top of the first fixing frame, a pair of fixing rods are fixedly connected to the first fixing frame, the rotating frame is rotatably connected to the fixing rods, the first torsion spring is connected between the two sides of the rotating frame and the first fixing frame, and a pair of pressing blocks are symmetrically and fixedly connected to the two sides of the rotating frame.

6. A rapid cooling injection molding machine facilitating blanking and demolding as claimed in claim 5, wherein: the shielding mechanism comprises a second fixing frame, a second rotating shaft, a rotating baffle and a second torsion spring, the second fixing frame is fixedly connected to the lower portion of a second mold, a pair of second rotating shafts is symmetrically and rotatably arranged on two sides of the second fixing frame, the rotating baffle is connected between the two second rotating shafts, the second torsion springs are connected between two sides of the rotating baffle and two sides of the second fixing frame, and the second torsion springs are sleeved on the second rotating shafts.