CN116277797B - Ejection equipment of thin-wall product forming injection molding machine - Google Patents
Ejection equipment of thin-wall product forming injection molding machine Download PDFInfo
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- CN116277797B CN116277797B CN202310464717.0A CN202310464717A CN116277797B CN 116277797 B CN116277797 B CN 116277797B CN 202310464717 A CN202310464717 A CN 202310464717A CN 116277797 B CN116277797 B CN 116277797B
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 38
- 230000005540 biological transmission Effects 0.000 claims abstract description 54
- 238000000465 moulding Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 8
- 239000004033 plastic Substances 0.000 claims description 44
- 229920003023 plastic Polymers 0.000 claims description 44
- 238000007789 sealing Methods 0.000 claims description 19
- 238000005192 partition Methods 0.000 claims description 11
- 230000001012 protector Effects 0.000 claims 2
- 238000007493 shaping process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 7
- 239000002991 molded plastic Substances 0.000 description 7
- 239000003292 glue Substances 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- 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
- B29C45/1769—Handling of moulded articles or runners, e.g. sorting, stacking, grinding of runners
- B29C45/1771—Means for guiding or orienting articles while dropped from the mould, e.g. guide rails or skirts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/34—Moulds having venting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/43—Removing or ejecting moulded articles using fluid under pressure
-
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
- B29C45/568—Applying vibrations to the mould parts
-
- 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
- B29C2045/4094—Ejectors located on the fixed mould half
-
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
- B29C45/568—Applying vibrations to the mould parts
- B29C2045/5685—Applying vibrations to the mould parts for eliminating internal voids in the moulding material
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of injection molding machines, and discloses ejection equipment of a thin-wall product molding injection molding machine, which comprises a frame, a processing device and a material ejection device; the processing device comprises a motor, a screw rod, sliding rails, sliding plates, male dies and female dies, wherein the motor is fixedly connected to the left side of a frame, the screw rod is fixedly connected to the output end of the motor, the sliding rails are fixedly connected to the inner walls of the frame, the sliding plates are slidingly connected to the surfaces of the sliding rails, and the female dies and the male dies are respectively arranged at the tops of the two sliding plates; the ejection device comprises a moving rod, a transmission rod and a stripper plate, wherein the moving rod is connected to the inner wall of the female die in a sliding manner, the transmission rod is fixedly connected to the surface of the moving rod, and the stripper plate is fixedly connected to the left end of the moving rod; the invention has the characteristics of strong practicability, low cost and small occupied space.
Description
Technical Field
The invention relates to the technical field of injection molding machines, in particular to ejection equipment of a thin-wall product molding injection molding machine.
Background
Injection molding machines, also known as injection molding machines or injection molding machines, are the main molding equipment for producing plastic products of various shapes from thermoplastic or thermosetting plastics using plastic molding dies, after injection molding of the plastics, workers manually remove the molded plastics from the dies, and some factories take out the products using manipulators.
The utility model provides a patent of 202021306183.7 discloses an ejecting device of injection molding equipment, including injection mold body and electric telescopic handle, the upper end of injection mold body is equipped with the injection molding die cavity, the intercommunication is equipped with the through-hole on the injection molding die body lateral wall, electric telescopic handle fixed mounting is on the bottom of through-hole, all be equipped with slider on the relative inner wall in both ends of through-hole, be equipped with same backup pad between two slider, electric telescopic handle's output and the lower extreme fixed connection of backup pad, the upper end fixedly connected with many liftout needles of backup pad, the bottom setting of injection molding die cavity is run through to the equal sliding seal of upper end of many liftout needles, fixedly connected with two heat sink on the bottom of through-hole, the lower extreme fixed connection of two heat sink all with the backup pad, the inner wall setting that all runs through the through-hole and acts on the injection molding die cavity, this patent not only can carry out the liftout to the work piece steadily, but also can cool down the work piece effectively, but the liftout of this device is through electric putter, occupation space is great, and need extra connecting circuit carries out electric putter's control, comparatively troublesome and the cost is higher, therefore, the design is a little-wall-mounted injection molding equipment of the required low-cost.
Disclosure of Invention
The invention aims to provide ejection equipment of a thin-wall product forming injection molding machine, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: an ejection device of a thin-wall product forming injection molding machine comprises a frame, a processing device and a material ejection device; the processing device comprises a motor, a screw rod, sliding rails, sliding plates, male dies and female dies, wherein the motor is fixedly connected to the left side of a frame, the screw rod is fixedly connected to the output end of the motor, the sliding rails are fixedly connected to the inner walls of the frame, the sliding plates are slidingly connected to the surfaces of the sliding rails, and the female dies and the male dies are respectively arranged at the tops of the two sliding plates; the device comprises a die, a movable rod, a transmission rod and a stripper plate, wherein the movable rod is slidably connected to the inner wall of the die, the transmission rod is fixedly connected to the surface of the movable rod, the stripper plate is fixedly connected to the left end of the movable rod, a motor is started and drives a screw rod to rotate during die assembly, the screw rod drives a left side slide plate limited by a slide rail to move through threads, the left side slide plate moves and drives a male die to move rightwards, the male die contacts with the right side die and is matched with the die, injection molding is performed, the motor is reversed and drives a die to separate after the molding is completed, at the moment, the transmission rod is not blocked by the male die any more, a compressed spring drives the movable rod and the transmission rod on the surface of the movable rod to move, the movable rod drives the stripper plate to move, and the stripper plate can jack a product in the die, and the device can complete automatic ejection after product molding through simple spring and movable rod and other structure settings, so that cost is saved and occupied space is smaller; the surface of the screw is rotationally connected with the inner wall of the frame, the surface of the screw is respectively in threaded connection with the left sliding plate and the right sliding plate, the left side of the female die is in contact with the right side of the male die, the inside of the male die is hollow, an injection molding channel is arranged between the female die and the male die, an inlet of the injection molding channel is positioned at the tops of the female die and the male die, and the right side of the female die is in contact with the inner wall of the frame; the surface of the stripper plate is in contact with the inner wall of the female die, a spring is arranged between the right end of the moving rod and the inner wall of the female die, and the surface of the transmission rod is in contact with the inner wall of the female die.
According to the technical scheme, the inner wall of the frame is provided with the protection device, the protection device comprises a partition plate, an elastic plate and a slide way, the partition plate is fixedly connected to the inner wall of the frame, the elastic plate is fixedly connected to the surface of the partition plate, and the slide way is fixedly connected to the surface of the frame; the protection device further comprises a supporting plate, a transmission plate and a push rod, wherein the supporting plate is fixedly connected to the surface of the partition plate, the transmission plate is slidably connected to the inner wall of the male die, the push rod is rotatably connected to the inner wall of the bottom of the transmission plate through a torsion spring, when molded plastic is pushed out by the stripper plate, the plastic falls between the screw rod and the slide rail, the plastic falls on the elastic plate, the elastic plate can buffer the fallen plastic, the plastic is prevented from being directly crashed on the frame and damaged, meanwhile, the transmission plate can be driven to move when the male die is closed next time, the push rod can be driven to move, the push rod can move to the surface of the elastic plate, the elastic plate is pushed to deform, the deformation can promote the plastic on the surface of the push rod to slide and discharge, and the discharged plastic is prevented from being accumulated on the surface of the elastic plate; the elastic plate is far away from one side of the partition plate and is in contact with the surface of the slideway, the surface of the transmission plate is in sliding connection with the inner wall of the sliding plate, the bottom of the transmission plate is in contact with the upper surface of the supporting plate, and the bottom of the push rod is in contact with the upper surface of the elastic plate.
According to the technical scheme, the surface of the transmission plate is provided with the exhaust device, the exhaust device comprises an air bag, a limiting rod, a sliding rod and a fixed block, the air bag is fixedly connected to the inner wall of the male die, the limiting rod is fixedly connected to the left side of the air bag, the fixed block is fixedly connected to the surface of the transmission plate, the sliding rod is slidably connected to the inner wall of the male die, the fixed rod is fixedly connected to the inner wall of the male die, the surface of the fixed rod is fixedly connected with two elastic pieces, when the male die drives the transmission plate to move, the transmission plate moves upwards in the male die under the guide of the support plate, the transmission plate can drive the fixed block to move upwards in the process, the fixed block moves upwards to push the elastic piece at the top of the transmission plate, but the sliding rod at the top of the elastic piece is blocked by the limiting rod, so that the elastic piece is compressed and the sliding rod cannot move upwards, when the die is closed, the air bag expands under the heat, the limiting rod is driven to slightly displace, the compressed elastic piece can drive the elastic piece to move upwards, the elastic piece can drive the elastic piece to impact the elastic piece on the surface of the male die, the elastic piece can be impacted by the vibration of the plastic material, and then the vibration can be transferred to the vibration and the vibration plastic material can be formed in the lower die through the vibration plate, and the vibration plate can be prevented from being deformed, and then the vibration and the vibration plate can be deformed and deformed, and then the vibration plate can be deformed and then easily and deformed; the bottom of gag lever post and the surface mutual contact of slide bar, fixedly connected with elastic component between the bottom of slide bar and the top of fixed block, the surface of drive plate and slide bar all is provided with a plurality of lugs.
According to the technical scheme, the demolding device is arranged on the inner wall of the female die and comprises a connecting rod, a piston, a sliding groove, a push rod, a sealing block and a ball, wherein the connecting rod is slidably connected to the inner wall of the female die, the piston is fixedly connected to the right end of the connecting rod, the sliding groove is formed in the inner wall of the female die, the push rod is slidably connected to the inner wall of the female die, the sealing block is fixedly connected to one end of the push rod, the ball is fixedly connected to the other end of the push rod, when the die is separated, the connecting rod is not limited by the male die, at the moment, the stretched spring can drive the piston and the connecting rod to move and reset, the piston can push the ball to move when moving to the ball, the push rod can push the push rod to move, the sealing block can push the molded plastic to move, and meanwhile, the piston moves in the sliding groove can blow out the gas through the moved sealing block, so that gas is introduced between the plastic and the female die, demolding between the plastic and the female die is facilitated, and the subsequent ejection is facilitated; the surface of connecting rod has cup jointed the spring, and the both ends of spring respectively with the inner wall of die and the left side mutual contact of piston, the surface and the inner wall sliding connection of die of sealing block, the surface and the inner wall sliding connection of spout of piston.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, through the cooperation among the frame, the motor, the screw, the sliding rail, the sliding plate, the male die, the female die, the moving rod, the transmission rod and the stripper plate, the automatic ejection after the product molding is completed by simple structure arrangement of the spring, the moving rod and the like is realized, the cost is saved, and the occupied space is smaller.
According to the invention, through the cooperation among the partition plate, the support plate, the elastic plate, the slide way, the transmission plate and the push rod, the elastic plate can buffer falling plastics, so that the plastics are prevented from being directly crashed on the frame and further damaged, meanwhile, the plastics on the surface of the elastic plate are caused to slide on the slide way to discharge, and the discharged plastics are prevented from being accumulated on the surface of the elastic plate.
According to the invention, through the cooperation operation among the fixing rod, the elastic sheet, the air bag, the limiting rod, the sliding rod and the fixing block, the male die slightly vibrates during injection molding of the die, the vibration can help the air bubble in the plastic in a molten state to be discharged, the air is prevented from being in the plastic to further influence the quality of the formed product, when the die is separated, the male die vibrates again, the molded plastic can be promoted to be demolded on the male die by vibration, and the plastic is prevented from adhering to the male die and discharging along with the male die.
According to the invention, through the cooperation operation among the connecting rod, the piston, the sliding groove, the ejector rod, the sealing block and the ball body, the piston moves in the sliding groove to blow out the gas through the sealing block after the upward movement, so that the gas is introduced between the plastic and the female die, and the demolding between the plastic and the female die is facilitated, and the subsequent ejection is facilitated.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a half-sectional view of the female die structure of the present invention;
FIG. 3 is a schematic view of the multi-directional structure of the elastic plate of the present invention;
FIG. 4 is a schematic diagram of a drive plate structure of the present invention;
FIG. 5 is a schematic view of the slide bar structure of the present invention;
FIG. 6 is a schematic view of the structure of the support plate of the present invention;
FIG. 7 is a schematic view of a chute according to the present invention;
in the figure: 1. a frame; 2. a motor; 3. a screw; 4. a slide rail; 5. a slide plate; 6. a male die; 61. a fixed rod; 62. an elastic sheet; 7. a protective device; 71. a partition plate; 72. a support plate; 73. an elastic plate; 74. a slideway; 75. a drive plate; 76. a push rod; 8. an exhaust device; 81. an air bag; 82. a limit rod; 83. a slide bar; 84. a fixed block; 9. a demolding device; 91. a connecting rod; 92. a piston; 93. a chute; 94. a push rod; 95. a sealing block; 96. a sphere; 10. a female die; 11. a moving rod; 12. a transmission rod; 13. and a stripper plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-4, the present invention provides the following technical solutions: an ejection device of a thin-wall product forming injection molding machine comprises a frame 1, a processing device and a material ejection device; the processing device comprises a motor 2, a screw rod 3, sliding rails 4, sliding plates 5, a male die 6 and a female die 10, wherein the motor 2 is fixedly connected to the left side of the frame 1, the screw rod 3 is fixedly connected to the output end of the motor 2, the sliding rails 4 are fixedly connected to the inner wall of the frame 1, the sliding plates 5 are slidingly connected to the surfaces of the sliding rails 4, and the female die 6 and the male die 10 are respectively arranged at the tops of the two sliding plates 5; the material ejection device comprises a moving rod 11, a transmission rod 12 and a stripper plate 13, wherein the moving rod 11 is slidably connected to the inner wall of a female die 10, the transmission rod 12 is fixedly connected to the surface of the moving rod 11, the stripper plate 13 is fixedly connected to the left end of the moving rod 11, when the dies are closed, a motor 2 is started and drives a screw rod 3 to rotate, the screw rod 3 drives a left slide plate 5 limited by a slide rail 4 to move through threads, the left slide plate 5 moves and drives a male die 6 to move rightwards, the male die 6 is enabled to be in contact with and clamped with a female die 10 on the right side, then injection molding is carried out, the motor 2 is reversed and drives a die to be separated after the molding is finished, at the moment, the transmission rod 12 is not blocked by the male die 6 any more, a compressed spring drives the moving rod 11 and the transmission rod 12 on the surface of the moving rod, the stripper plate 13 can drive the stripper plate 13 to eject products in the female die 10, the automatic ejection after the product molding is finished through simple spring and moving structure settings of the moving rod 11 and the like, so that the cost is saved and the occupied space is smaller; the surface of the screw rod 3 is rotationally connected with the inner wall of the frame 1, the surface of the screw rod 3 is respectively in threaded connection with the left sliding plate 5 and the right sliding plate 5, the left side of the female die 10 is in contact with the right side of the male die 6, the inside of the male die 6 is hollow, an injection molding channel is arranged between the female die 10 and the male die 6, an injection molding channel inlet is positioned at the tops of the female die 10 and the male die 6, and the right side of the female die 10 is in contact with the inner wall of the frame 1; the surface of the stripper plate 13 is contacted with the inner wall of the female die 10, a spring is arranged between the right end of the moving rod 11 and the inner wall of the female die 10, and the surface of the transmission rod 12 is contacted with the inner wall of the female die 10.
The inner wall of the frame 1 is provided with a protecting device 7, the protecting device 7 comprises a baffle plate 71, an elastic plate 73 and a slideway 74, the baffle plate 71 is fixedly connected to the inner wall of the frame 1, the elastic plate 73 is fixedly connected to the surface of the baffle plate 71, and the slideway 74 is fixedly connected to the surface of the frame 1; the protection device 7 further comprises a support plate 72, a transmission plate 75 and a push rod 76, wherein the support plate 72 is fixedly connected to the surface of the partition plate 71, the transmission plate 75 is slidably connected to the inner wall of the male die 6, the push rod 76 is rotatably connected to the inner wall at the bottom of the transmission plate 75 through a torsion spring, when molded plastic is pushed out by the unloading plate 13, the plastic falls between the screw rod 3 and the sliding rail 4, the plastic falls on the elastic plate 73, the elastic plate 73 can buffer the fallen plastic to prevent the plastic from being directly crashed on the frame 1 and further damaged, meanwhile, the male die 6 can drive the transmission plate 75 to move when being closed next time, the transmission plate 75 can drive the push rod 76 to move, the push rod 76 can move to the surface of the elastic plate 73 and push the elastic plate 73 to deform, the deformation can promote the plastic on the surface of the elastic plate to slide way 74 to discharge, and the discharged plastic is prevented from accumulating on the surface of the elastic plate 73; one side of the elastic plate 73 far away from the partition plate 71 is in contact with the surface of the slideway 74, the surface of the transmission plate 75 is in sliding connection with the inner wall of the sliding plate 5, the bottom of the transmission plate 75 is in contact with the upper surface of the supporting plate 72, and the bottom end of the push rod 76 is in contact with the upper surface of the elastic plate 73;
when the die is assembled, the motor 2 is started and drives the screw 3 to rotate, the screw 3 drives the left slide plate 5 limited by the slide rail 4 to move through threads, the left slide plate 5 moves and drives the male die 6 to move rightwards, the male die 6 contacts with the right female die 10 and is assembled, a forming cavity is formed between the male die 6 and the female die 10 after the die is assembled, then injection molding is carried out, in the injection molding process, an injection molding pipe with the diameter smaller than that of an injection molding passage is inserted into the injection molding passage, the injection molding pipe injects molten plastic into the forming cavity between the male die 6 and the female die 10 through the injection molding passage, the motor 2 reverses and drives the die to separate after the molding is completed, at the moment, the transmission rod 12 is not blocked by the male die 6 any more, the compressed spring drives the moving rod 11 and the transmission rod 12 on the surface of the moving rod, the moving rod 11 drives the stripper 13 to move, the stripper 13 carries out ejection on products in the female die 10, the automatic ejection after the product is finished through simple spring and the structure setting of the moving rod 11 and the like, the device saves cost and occupies smaller space.
When fashioned plastics are released by stripper 13, plastics can fall between screw rod 3 and slide rail 4, plastics can fall on elastic plate 73, elastic plate 73 can cushion the plastics that falls, prevent that plastics from directly pounding on frame 1 and then take place the damage, when terrace die 6 die next time, can drive plate 75 and remove simultaneously, drive plate 75 can drive push rod 76 and remove, push rod 76 can remove to the surface of elastic plate 73, and promote elastic plate 73 and take place deformation, deformation can promote the plastics on its surface to slide ejection of compact on to slide 74, prevent that plastics after the ejection of compact from piling up on elastic plate 73 surface.
Example two
Referring to fig. 5-7, in the first embodiment, an exhaust device 8 is disposed on the surface of a transmission plate 75, the exhaust device 8 includes an air bag 81, a limit rod 82, a slide rod 83 and a fixing block 84, the air bag 81 is fixedly connected to the inner wall of a male mold 6 by high temperature resistant glue, the glue is SL8306 inorganic high temperature resistant glue, and can be used at-40 to +1500 ℃, and the temperature of plastic in the injection molding process of a thin-wall product is about 200 ℃, so that the glue can fully meet the temperature requirement, the limit rod 82 is fixedly connected to the left side of the air bag 81, the fixing block 84 is fixedly connected to the surface of the transmission plate 75, the slide rod 83 is slidingly connected to the inner wall of the male mold 6, the inner wall of the male mold 6 is fixedly connected with a fixing rod 61, the surface of the fixing rod 61 is fixedly connected with two elastic pieces 62, when the male mold 6 drives the transmission plate 75 to move, the driving plate 75 moves upwards in the male die 6 under the guide of the supporting plate 72, in the process, the driving plate 75 drives the fixing block 84 to move upwards, the fixing block 84 moves upwards to push the elastic piece at the top of the fixing block 84, but the sliding rod 83 at the top of the elastic piece is blocked by the limiting rod 82, so that the elastic piece is compressed and the sliding rod 83 cannot move upwards, when the die is clamped and injected, the temperature of the die is increased, at the moment, the air bag 81 is heated and expands to drive the limiting rod 82 to slightly displace, the limiting rod 82 displaces, the sliding rod 83 is not blocked after displacing, at the moment, the compressed elastic piece drives the sliding rod 83 to move upwards, the sliding rod 83 drives the convex blocks on the surface of the sliding rod 83 to impact the elastic piece 62, the elastic piece 62 transmits vibration to the fixing rod 61, and the vibration is transmitted to the male die 6 through the fixing rod 61, so that the male die 6 slightly vibrates during the die injection, and the vibration can help the air bubbles in the molten state to be discharged, the discharged gas rises and is discharged through a gap between the injection molding channel and the injection molding pipe, so that the gas is prevented from being in plastics to influence the quality of the formed subsequent products, when the die is split, the transmission plate 75 slowly moves downwards under the guide of the support plate 72, the transmission plate 75 can impact the elastic piece 62 through the bump on the surface, the male die 6 vibrates again, the vibration can promote the formed plastics to be demolded on the male die 6, and the plastics are prevented from adhering to the male die 6 and discharging along with the male die 6; the bottom of the limiting rod 82 contacts with the surface of the sliding rod 83, an elastic piece is fixedly connected between the bottom of the sliding rod 83 and the top of the fixed block 84, and a plurality of protruding blocks are arranged on the surfaces of the transmission plate 75 and the sliding rod 83.
The inner wall of the female die 10 is provided with a demoulding device 9, the demoulding device 9 comprises a connecting rod 91, a piston 92, a sliding groove 93, a push rod 94, a sealing block 95 and a ball 96, the connecting rod 91 is slidably connected to the inner wall of the female die 10, the piston 92 is fixedly connected to the right end of the connecting rod 91, the sliding groove 93 is formed in the inner wall of the female die 10, the push rod 94 is slidably connected to the inner wall of the female die 10, the sealing block 95 is fixedly connected to one end of the push rod 94, the ball 96 is fixedly connected to the other end of the push rod 94, when the die is separated, the connecting rod 91 is not limited by the male die 6 any more, at this time, an extended spring can drive the piston 92 and the connecting rod 91 to move and reset, when the piston 92 moves to the ball 96, the ball 96 can push the push rod 94 to move, the sealing block 95 can push the molded plastic to move, and meanwhile the piston 92 moves in the sliding groove 93 to blow the air out through the sealing block 95 after the upward movement, so that the air is introduced between the plastic and the female die 10, demoulding is convenient for the subsequent ejection; the surface of the connecting rod 91 is sleeved with a spring, two ends of the spring are respectively contacted with the inner wall of the female die 10 and the left side of the piston 92, the surface of the sealing block 95 is in sliding connection with the inner wall of the female die 10, and the surface of the piston 92 is in sliding connection with the inner wall of the chute 93;
when the male die 6 drives the transmission plate 75 to move, the transmission plate 75 can move upwards in the male die 6 under the guide of the support plate 72, in the process, the transmission plate 75 can drive the fixing block 84 to move upwards, the fixing block 84 moves upwards to push the elastic piece at the top of the transmission plate, but the sliding rod 83 at the top of the elastic piece is blocked by the limit rod 82, so that the elastic piece is compressed, the sliding rod 83 cannot move upwards, when the die is assembled and injected, the temperature of the die can be increased, at the moment, the air bag 81 expands to drive the limit rod 82 to slightly displace, the limit rod 82 does not block the sliding rod 83 to move after displacing, at the moment, the compressed elastic piece can drive the sliding rod 83 to move upwards, the sliding rod 83 can drive the convex blocks on the surface of the sliding rod to impact the elastic piece 62, the elastic piece 62 can transmit vibration to the fixing rod 61, and the vibration is transmitted to the male die 6 through the fixing rod 61, so that the male die 6 slightly vibrates when the die is injected, the air bubbles in the molten state can be prevented from being discharged, the quality of a subsequent product after being molded can be influenced, when the die is separated, the transmission plate 75 can slowly moves downwards under the guide the support plate 72, the convex blocks can be prevented from being adhered to the surface of the male die 6 through the elastic piece 6, and vibration can be prevented from being formed on the surface of the male die 6.
When the die is split, the connecting rod 91 is not limited by the male die 6 any more, at this time, the stretched spring can drive the piston 92 and the connecting rod 91 to move and reset, the piston 92 can push the ball 96 to move when moving to the ball 96, the ball 96 can push the push rod 94 to move, the push rod 94 can push the sealing block 95 to move upwards, the sealing block 95 can push the molded plastic to move, and meanwhile, the piston 92 moves in the sliding groove 93 and blows out the gas through the sealing block 95 after moving upwards, so that the gas is introduced between the plastic and the female die 10, and then the demolding between the plastic and the female die 10 is facilitated, and the subsequent ejection is facilitated.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. Ejection equipment of thin-wall product shaping injection molding machine, including frame (1), its characterized in that: the device also comprises a processing device and a material ejection device;
the processing device comprises a motor (2), a screw rod (3), a sliding rail (4), sliding plates (5), a male die (6) and a female die (10), wherein the motor (2) is fixedly connected to the left side of a frame (1), the screw rod (3) is fixedly connected to the output end of the motor (2), the sliding rail (4) is fixedly connected to the inner wall of the frame (1), the sliding plates (5) are slidably connected to the surfaces of the sliding rails (4), and the female die (10) and the male die (6) are respectively arranged at the tops of the two sliding plates (5);
the material ejection device comprises a moving rod (11), a transmission rod (12) and a stripper plate (13), wherein the moving rod (11) is slidably connected to the inner wall of the female die (10), the transmission rod (12) is fixedly connected to the surface of the moving rod (11), and the stripper plate (13) is fixedly connected to the left end of the moving rod (11).
2. The ejection apparatus of claim 1, wherein: the surface of screw rod (3) rotates with the inner wall of frame (1) to be connected, the surface of screw rod (3) respectively with slide (5) threaded connection on left side and slide (5) on right side rotate to be connected, the left side of die (10) and the right side of terrace die (6) contact each other, and the inside of terrace die (6) is hollow form setting, has seted up the passageway of moulding plastics between die (10) and terrace die (6), and the passageway entry of moulding plastics is located die (10) and terrace die (6) top, the right side of die (10) contacts each other with the inner wall of frame (1).
3. The ejection apparatus of claim 2, wherein: the surface of stripper (13) and the inner wall of die (10) contact each other, be provided with the spring between the right-hand member of movable rod (11) and the inner wall of die (10), the surface of transfer line (12) and the inner wall of die (10) contact each other.
4. A thin-walled product molding injection molding machine ejection apparatus as claimed in claim 3, wherein: the inner wall of frame (1) is provided with protector (7), protector (7) are including baffle (71), elastic plate (73) and slide (74), baffle (71) fixed connection is at the inner wall of frame (1), elastic plate (73) fixed connection is at the surface of baffle (71), slide (74) fixed connection is at the surface of frame (1).
5. The ejection apparatus of claim 4, wherein: the protection device (7) further comprises a supporting plate (72), a transmission plate (75) and a push rod (76), wherein the supporting plate (72) is fixedly connected to the surface of the partition plate (71), the transmission plate (75) is slidably connected to the inner wall of the male die (6), and the push rod (76) is rotatably connected to the inner wall of the bottom of the transmission plate (75) through a torsion spring.
6. The ejection apparatus of claim 5, wherein: one side of the elastic plate (73) far away from the partition plate (71) is in contact with the surface of the slideway (74), the surface of the transmission plate (75) is in sliding connection with the inner wall of the sliding plate (5), the bottom of the transmission plate (75) is in contact with the upper surface of the supporting plate (72), and the bottom end of the push rod (76) is in contact with the upper surface of the elastic plate (73).
7. The ejection apparatus of claim 6, wherein: the surface of drive plate (75) is provided with exhaust apparatus (8), exhaust apparatus (8) are including gasbag (81), gag lever post (82), slide bar (83) and fixed block (84), gasbag (81) fixed connection is in the inner wall of terrace die (6), gag lever post (82) fixed connection is in the left side of gasbag (81), fixed block (84) fixed connection is on the surface of drive plate (75), slide bar (83) sliding connection is at the inner wall of terrace die (6), the inner wall fixedly connected with dead lever (61) of terrace die (6), the surface fixedly connected with two elastic pieces (62) of dead lever (61).
8. The ejection apparatus of claim 7, wherein: the bottom of gag lever post (82) and the surface of slide bar (83) contact each other, fixedly connected with elastic component between the top of bottom of slide bar (83) and fixed block (84), the surface of drive plate (75) and slide bar (83) all is provided with a plurality of lugs.
9. The ejection apparatus of claim 8, wherein: the inner wall of die (10) is provided with shedder (9), shedder (9) are including connecting rod (91), piston (92), spout (93), ejector pin (94), sealing block (95) and spheroid (96), connecting rod (91) sliding connection is at the inner wall of die (10), piston (92) fixed connection is at the right-hand member of connecting rod (91), the inner wall at die (10) is seted up in spout (93), ejector pin (94) sliding connection is at the inner wall of die (10), sealing block (95) fixed connection is in the one end of ejector pin (94), spheroid (96) fixed connection is at the other end of ejector pin (94).
10. The ejection apparatus of claim 9, wherein: the surface of connecting rod (91) has cup jointed the spring, and the both ends of spring respectively with the inner wall of die (10) and the left side mutual contact of piston (92), the surface of sealing block (95) and the inner wall sliding connection of die (10), the surface of piston (92) and the inner wall sliding connection of spout (93).
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| CN202310464717.0A CN116277797B (en) | 2023-04-27 | 2023-04-27 | Ejection equipment of thin-wall product forming injection molding machine |
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| CN116277797B true CN116277797B (en) | 2023-09-26 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6718080B1 (en) * | 2019-04-24 | 2020-07-08 | 广州利何機械科技有限公司 | Small bottle manufacturing equipment |
| CN112895324A (en) * | 2021-02-12 | 2021-06-04 | 卢磊 | Injection molding mold |
| KR102300385B1 (en) * | 2020-03-13 | 2021-09-09 | 케이비아이동국실업 주식회사 | Manufacturing method of instrument panel with scrim for passenger seat airbag applied |
| CN214353848U (en) * | 2020-12-03 | 2021-10-08 | 黄骅市精铁模具有限公司 | Novel rapid prototyping injection mold |
| CN115946310A (en) * | 2022-12-30 | 2023-04-11 | 徐州市宝盛新田农业机械有限公司 | Injection molding machine mold taking mechanism and working method thereof |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6718080B1 (en) * | 2019-04-24 | 2020-07-08 | 广州利何機械科技有限公司 | Small bottle manufacturing equipment |
| KR102300385B1 (en) * | 2020-03-13 | 2021-09-09 | 케이비아이동국실업 주식회사 | Manufacturing method of instrument panel with scrim for passenger seat airbag applied |
| CN214353848U (en) * | 2020-12-03 | 2021-10-08 | 黄骅市精铁模具有限公司 | Novel rapid prototyping injection mold |
| CN112895324A (en) * | 2021-02-12 | 2021-06-04 | 卢磊 | Injection molding mold |
| CN115946310A (en) * | 2022-12-30 | 2023-04-11 | 徐州市宝盛新田农业机械有限公司 | Injection molding machine mold taking mechanism and working method thereof |
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