CN117207446A - Injection molding device and injection molding process for unmanned aerial vehicle blade - Google Patents
Injection molding device and injection molding process for unmanned aerial vehicle blade Download PDFInfo
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- CN117207446A CN117207446A CN202311227127.2A CN202311227127A CN117207446A CN 117207446 A CN117207446 A CN 117207446A CN 202311227127 A CN202311227127 A CN 202311227127A CN 117207446 A CN117207446 A CN 117207446A
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 43
- 238000003860 storage Methods 0.000 claims abstract description 45
- 239000000463 material Substances 0.000 claims abstract description 42
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 32
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 32
- 241001330002 Bambuseae Species 0.000 claims abstract description 32
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 32
- 239000011425 bamboo Substances 0.000 claims abstract description 32
- 238000011068 loading method Methods 0.000 claims abstract description 17
- 238000011049 filling Methods 0.000 claims abstract description 12
- 229920003023 plastic Polymers 0.000 claims description 62
- 239000004033 plastic Substances 0.000 claims description 62
- 239000002245 particle Substances 0.000 claims description 46
- 229920000426 Microplastic Polymers 0.000 claims description 17
- 230000033001 locomotion Effects 0.000 claims description 15
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 239000000084 colloidal system Substances 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 239000012943 hotmelt Substances 0.000 claims description 2
- 238000004513 sizing Methods 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 238000009825 accumulation Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000109 continuous material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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- Injection Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses an injection molding device and an injection molding process for unmanned aerial vehicle paddles, and relates to the technical field of unmanned aerial vehicle injection molding. This unmanned aerial vehicle is injection molding device and injection molding process for paddle, carry out the material loading of feed cylinder through utilizing adjustable material loading subassembly, wherein the square tube built-in space size of adjustable material loading subassembly is adjustable, can effectively avoid the laying aside and take place the extrusion between the material, the condition of unloading difficulty appears, guarantee the smooth feeding of feed cylinder, utilize the hopper subassembly to carry out the high-capacity material storage, when need not frequently feed, carry the square tube in with the hopper subassembly in the cooperation of last slope section of thick bamboo, drive the feed cylinder subassembly simultaneously and eat the material, the design of differential, guarantee the filling of laying aside material in the square tube, and under the cooperation of slope section of thick bamboo down, carry unnecessary material back to the storage bucket in and store, guarantee the stability of the material level height in the square tube.
Description
Technical Field
The invention relates to the technical field of unmanned aerial vehicle injection molding, in particular to an injection molding device and an injection molding process for unmanned aerial vehicle paddles.
Background
The plastic is used for replacing metal materials, and has the advantages in the field of unmanned aerial vehicle manufacturing: the unmanned aerial vehicle's fuselage, wing, landing gear etc. parts all can use engineering plastics, except can practice thrift the cost, still the advantage that the metallic material does not possess: the modified plastic has the characteristics of high strength, high rigidity, small thermal expansion coefficient, strong fatigue resistance, strong vibration resistance and the like, can be used for reducing the weight by 25% -30% in an unmanned aerial vehicle structure, is used for manufacturing unmanned aerial vehicle paddles by utilizing carbon fiber reinforced PA modified plastic, and can effectively reduce the weight of the whole unmanned aerial vehicle on the basis of obviously improving the material strength.
When utilizing carbon fiber reinforced PA modified plastics to carry out unmanned aerial vehicle paddle's preparation, adopt the injection molding machine to mould plastics generally, conventional injection molding machine includes compound die part and injection molding part, wherein the setting of injection molding part often just directly communicates the hopper fixedly on the feed cylinder, and wherein the raw materials of storage is limited in the hopper, needs the frequent material loading of staff, and is comparatively loaded down with trivial details, and when accumulating partial raw materials in the hopper, appears the condition of unloading difficulty easily, leads to the condition that the raw materials volume that falls into the feed cylinder is difficult to control to appear, influences the quality of moulding plastics.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides an injection molding device and an injection molding process for unmanned aerial vehicle paddles, which solve the problems that the raw materials stored in a hopper are limited, frequent feeding is required for workers, the feeding is complicated, and when part of raw materials are accumulated in the hopper, the situation of difficult discharging easily occurs, the quantity of the raw materials falling into a charging barrel is difficult to control, and the injection molding quality is affected.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an unmanned aerial vehicle is injection molding device for paddle, includes the socket and sets up the injection subassembly on the socket, the injection subassembly includes motion subassembly, feed cylinder subassembly, hopper subassembly and adjustable material loading subassembly, motion subassembly is used for controlling feed cylinder subassembly, hopper subassembly and adjustable material loading subassembly and controls reciprocating motion, the hopper subassembly is used for storing modified PA plastic granules to in carrying the adjustable material loading subassembly with the modified PA plastic granules of storage, adjustable material loading subassembly is arranged in carrying modified PA plastic granules to the feed cylinder subassembly, the hopper subassembly is arranged in driving the feed cylinder subassembly and carries out differential feeding, the feed cylinder subassembly is used for carrying out the hot melt with modified PA plastic granules and becomes the sizing material of moulding plastics.
The invention is further provided with: the motion assembly comprises a first motor and a working platform, wherein the first motor is fixedly arranged at the top of an inner cavity of a bearing seat, the output end of the first motor is fixedly connected with a threaded rod through a coupler, one end of the threaded rod is rotationally connected with the right side of the inner cavity of the bearing seat through a bearing, a driving block is sleeved on the outer surface of the threaded rod and is in threaded connection with the driving block, a sliding groove is formed in the top of the bearing seat, the top of the driving block penetrates through the sliding groove and is fixedly connected with a construction plate, the top of the construction plate is fixedly connected with the bottom of the working platform, the top of the bearing seat is fixedly connected with limiting plates on the left side and the right side of the sliding groove, two guide rods are fixedly connected between the limiting plates, the guide rods penetrate through the construction plate, the construction plate comprises a top plate, a bottom plate and a middle plate, and the middle plate is fixedly arranged on one side opposite to the top plate and the bottom plate in a sleeved mode and is slidably arranged on the guide rods.
Through adopting above-mentioned technical scheme, utilize the cooperation setting of first motor, threaded rod, driving piece, contour plate and work platform, through the positive and negative rotation of control first motor, can realize work platform's control of controlling of moving, for the subassembly of moulding plastics to the removal of compound die part with keep away from and provide convenient condition.
The invention is further provided with: the hopper assembly comprises a storage hopper, the top of the storage hopper penetrates through and is fixedly connected with a limiting cylinder, the top of the storage hopper is fixedly connected with a second motor through a support, the output end of the second motor penetrates through the support and is fixedly connected with a rotating shaft through a coupling, the bottom end of the rotating shaft sequentially penetrates through the limiting cylinder and the storage hopper and is rotationally connected with the top of the working platform through a bearing, and the outer surface of the rotating shaft is sleeved with a spiral feeding sheet which is positioned in the limiting cylinder and is fixedly connected with the spiral feeding sheet.
Through adopting above-mentioned technical scheme, utilize the storage bucket to carry out the storage in a large number of modified PA plastic granules, under the cooperation of second motor, pivot, spiral material loading piece and spacing section of thick bamboo, realize the continuous material loading of modified PA plastic granules.
The invention is further provided with: the bottom of the storage bucket is fixedly arranged at the top of the working platform through a supporting rod, and one side of the top of the storage bucket is communicated and fixedly provided with a filling bucket.
The invention is further provided with: the adjustable feeding assembly comprises a square cylinder, an upper inclined cylinder is communicated with the top of the right side of the square cylinder, one end of the upper inclined cylinder is communicated with the inside of the limiting cylinder, the upper inclined cylinder is used for receiving modified PA plastic particles conveyed in the limiting cylinder and guiding the modified PA plastic particles into the square cylinder, a lower inclined cylinder is communicated with the right side of the square cylinder and below the upper inclined cylinder, one end of the lower inclined cylinder is communicated with the inside of the storage hopper, and the lower inclined cylinder is used for guiding the modified PA plastic particles in the square cylinder into the storage hopper;
the inside slidable mounting of square section of thick bamboo has the regulating plate, the left side of regulating plate is connected with accommodate the lead screw through the bearing rotation, accommodate the lead screw one end run through square section of thick bamboo and with square section of thick bamboo threaded connection, the left side of regulating plate just is located the equal fixedly connected with auxiliary rod of upper and lower both sides of accommodate the lead screw, the one end of auxiliary rod runs through square section of thick bamboo setting.
Through adopting above-mentioned technical scheme, utilize the cooperation of upper slope section of thick bamboo and spacing section of thick bamboo, guide into square section of thick bamboo smoothly with the material in the spacing section of thick bamboo, through the cooperation of regulating plate and adjusting screw, realize the regulation of square section of thick bamboo to modified PA plastic granules accommodation volume, when the modified PA plastic granules height that stores in square section of thick bamboo exceeds down slope section of thick bamboo, directly flow back to the storage bucket through down slope section of thick bamboo in, it is more to dock modified PA plastic granules in the square section of thick bamboo, influence the unloading of modified PA plastic granules.
The invention is further provided with: the charging barrel assembly comprises a charging barrel, the bottom of the charging barrel is fixedly arranged at the top of a working platform through a connecting block, the top of the working platform is rotationally connected with a butt joint rod through a bearing, the outer surface of the butt joint rod is sequentially sleeved with a large gear and a first bevel gear from top to bottom, the right side of the charging barrel is penetrated and rotationally connected with a second bevel gear, the first bevel gear and the second bevel gear are matched with each other for use, the outer surface of the rotating shaft is sleeved with a small gear and is fixedly connected with the small gear, and the small gear and the large gear are matched with each other for use;
the inside fixedly connected with division board of feed cylinder, the left side of division board runs through and rotates and is connected with the auger post, the surface of auger post and the interior surface looks adaptation of feed cylinder, the right-hand member of auger post runs through the division board and fixedly connected with piston plate, the right side fixedly connected with spline section of thick bamboo of piston plate, the left end of second bevel gear just is located the inside fixedly connected with spline post of feed cylinder, spline post and spline section of thick bamboo cooperate the use, the top fixedly connected with pneumatic cylinder of work platform, the output of pneumatic cylinder communicates with the inside of feed cylinder, the pneumatic cylinder is used for driving the piston plate and controls reciprocating motion;
the periphery of the charging barrel is sleeved with and fixedly connected with a plurality of heating rings.
The invention is further provided with: the feed chute is arranged at the top of the feed cylinder and positioned at the left side of the isolation plate, the square cylinder is fixedly arranged at the top of the feed cylinder, the square cylinder is arranged at the periphery of the feed chute, the bottom of the adjusting plate is fixedly connected with a shielding plate matched with the feed chute, and the left side of the square cylinder is provided with a movable groove matched with the shielding plate.
Through adopting above-mentioned technical scheme, utilize the cooperation setting of shielding plate and feed chute, realize the shutoff to the feeding groove in regulating plate left side, avoid modified PA plastic pellet to overflow to the square section of thick bamboo in from the regulating plate left side, guarantee going on smoothly of feed cylinder work.
The invention also discloses an injection molding process for the unmanned aerial vehicle blade, which specifically comprises the following steps:
step one, adjusting: the adjusting screw rod is rotated to adjust the distance between the adjusting plate and the right side of the inner cavity of the square cylinder, and the adjusting plate drives the shielding plate to partially seal the feed chute in the moving process of the adjusting plate;
step two, material conveying: filling the modified PA plastic particles into a storage hopper through a filling hopper, starting a second motor, driving a rotating shaft to rotate by the second motor, driving a spiral feeding sheet to rotate by the rotating shaft, and conveying the modified PA plastic particles stored in the storage hopper into an upper inclined cylinder along a limit cylinder;
step three, feeding: the modified PA plastic particles in the upper inclined cylinder fall in the square cylinder and pass through the feeding groove to fall in the feeding cylinder, in the rotating process of the transfer shaft in the first step, the pinion is driven to rotate, the pinion drives the large gear to rotate in a decelerating manner, the large gear drives the first bevel gear to synchronously rotate, the first bevel gear drives the second bevel gear to synchronously rotate, the second bevel gear drives the spline column to rotate, the spline column drives the spline cylinder to rotate the piston plate, the piston plate drives the screw column to rotate, the fallen modified PA plastic particles in the feeding groove are conveyed to the direction of the heating ring, and in the conveying process, the heating ring works to carry out hot melting on the modified PA plastic particles, so that the modified PA plastic colloid is obtained;
step four, injection molding: when injection molding is carried out, the first motor is controlled to rotate clockwise, the first motor drives the threaded rod to rotate clockwise, the threaded rod drives the driving block to move leftwards, the driving block drives the working plate to move leftwards along the guide rod, the working platform drives the charging barrel to approach and contact with the injection mold end, the hydraulic cylinder is started to push the piston plate to move leftwards, the hot-melted modified PA plastic colloid is injected into the injection mold end through the nozzle, and after injection molding is completed, the hydraulic cylinder is controlled to reset the piston plate, and meanwhile the first motor is controlled to rotate anticlockwise, so that the working platform is reset;
step five, material returning: and step three, the modified PA plastic particles continuously fall into the square cylinder, and when the accumulated modified PA plastic particles in the square cylinder reach the lower inclined cylinder, the modified PA plastic particles flow back into the storage hopper through the lower inclined cylinder.
(III) beneficial effects
The invention provides an injection molding device and an injection molding process for unmanned aerial vehicle paddles. The beneficial effects are as follows:
(1) According to the invention, the feeding of the feed cylinder is performed by utilizing the adjustable feeding component, wherein the size of the built-in space of the square cylinder of the adjustable feeding component is adjustable, so that excessive accumulation of materials can be effectively avoided, extrusion between the materials is caused, the condition of difficult discharging occurs, smooth feeding of the feed cylinder is ensured, the high-capacity storage of the feed cylinder is performed by utilizing the hopper component, the feed cylinder component is conveyed into the square cylinder under the cooperation of the upper inclined cylinder without frequent feeding, the feed cylinder component is driven to eat materials at the same time, the differential speed design is realized, the filling of the accumulation of the materials in the square cylinder is ensured, and the excessive materials are conveyed back into the storage hopper for storage under the cooperation of the lower inclined cylinder, so that the stability of the material level in the square cylinder is ensured.
(2) According to the invention, through the cooperation arrangement of the first motor, the threaded rod, the driving block, the tool plate and the working platform, the control of the left-right movement of the working platform can be realized by controlling the forward and reverse rotation of the first motor, and convenience is provided for the movement and the far away of the mold closing part of the injection molding assembly.
(3) According to the invention, a large amount of modified PA plastic particles are stored by utilizing the storage hopper, continuous feeding of the modified PA plastic particles is realized under the cooperation of the second motor, the rotating shaft, the spiral feeding plate and the limiting cylinder, and the cooperation, the pinion, the large gear, the first bevel gear and the second bevel gear are arranged, so that differential control of feeding speed and the rotation speed of the auger column is realized, the condition that the quality of the modified PA plastic particles is influenced due to the fact that the auger column rotates too fast is avoided, and enough modified PA plastic particles can be stored in the square cylinder for feeding the material cylinder is ensured.
(4) According to the invention, the materials in the limit cylinder are smoothly led into the square cylinder by utilizing the cooperation of the upper inclined cylinder and the limit cylinder, the accommodation amount of the modified PA plastic particles in the square cylinder is adjusted by utilizing the cooperation of the adjusting plate and the adjusting screw rod, and when the height of the modified PA plastic particles stored in the square cylinder exceeds that of the lower inclined cylinder, the modified PA plastic particles directly flow back to the storage hopper through the lower inclined cylinder, so that the influence on the discharging of the modified PA plastic particles due to more butt joint of the modified PA plastic particles in the square cylinder is avoided.
(5) According to the invention, the plugging of the feed groove on the left side of the adjusting plate is realized by utilizing the matching arrangement of the shielding plate and the feed groove, so that modified PA plastic particles are prevented from overflowing into the square cylinder from the left side of the adjusting plate, and the smooth operation of the feed cylinder is ensured.
Drawings
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A as in FIG. 2 of the present invention;
FIG. 4 is a schematic illustration of the connection of the spline cylinder and spline post structure of the present invention;
FIG. 5 is a left side view of the hopper assembly of the present invention;
in the figure, 1, a bearing seat; 2. an injection assembly; 3. a motion assembly; 4. a cartridge assembly; 5. a hopper assembly; 6. an adjustable feeding assembly; 7. a first motor; 8. a working platform; 9. a threaded rod; 10. a driving block; 11. a chute; 12. a tooling plate; 13. a limiting plate; 14. a guide rod; 15. a storage bucket; 16. a limiting cylinder; 17. a second motor; 18. a rotating shaft; 19. feeding a material sheet in a spiral mode; 20. filling hopper; 21. a square cylinder; 22. an upper inclined cylinder; 23. a lower inclined cylinder; 24. an adjusting plate; 25. adjusting a screw rod; 26. an auxiliary lever; 27. a charging barrel; 28. a butt joint rod; 29. a large gear; 30. a first bevel gear; 31. a second bevel gear; 32. a pinion gear; 33. a partition plate; 34. an auger column; 35. a piston plate; 36. a spline cylinder; 37. a spline post; 38. a hydraulic cylinder; 39. a heating ring; 40. a feed chute; 41. a cover plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-5, the embodiment of the present invention provides a technical solution: an injection molding device for unmanned aerial vehicle paddles, as shown in figure 1, comprises a bearing seat 1 and an injection assembly 2 arranged on the bearing seat 1, wherein the injection assembly 2 consists of a motion assembly 3, a charging barrel assembly 4, a hopper assembly 5 and an adjustable feeding assembly 6.
As a preferred scheme, the motion assembly 3 is used for controlling the feed cylinder assembly 4, the hopper assembly 5 and the adjustable feeding assembly 6 to reciprocate left and right, specifically, as shown in figure 2, the motion assembly 3 comprises a first motor 7 and a working platform 8, the first motor 7 is electrically connected with an external power supply, the motion assembly is controlled by a control switch, the first motor 7 is fixedly arranged at the top of an inner cavity of the bearing seat 1, the output end of the first motor 7 is fixedly connected with a threaded rod 9 through a coupling, one end of the threaded rod 9 is rotationally connected with the right side of the inner cavity of the bearing seat 1 through a bearing, a driving block 10 is sleeved on the outer surface of the threaded rod 9 and is in threaded connection with the top of the bearing seat 1, a sliding groove 11 is formed in the top of the driving block 10, a template 12 is fixedly connected with the top of the template 12 and the bottom of the working platform 8,
further, in order to ensure the stability of the construction board 12 in the moving process, the top of the bearing seat 1 and the left and right sides of the sliding groove 11 are fixedly connected with limiting plates 13, a guide rod 14 is fixedly connected between the two limiting plates 13, and the guide rod 14 penetrates through the construction board 12.
As a preferred scheme, the hopper assembly 5 is used for storing modified PA plastic granules, specifically, the hopper assembly 5 includes storage bucket 15, the bottom of storage bucket 15 passes through branch fixed mounting at the top of work platform 8, one side intercommunication at storage bucket 15 top is provided with the filling bucket 20 fixedly, the top of storage bucket 15 runs through and fixedly connected with spacing section of thick bamboo 16, the top of storage bucket 15 passes through support fixedly connected with second motor 17, servo motor is selected for use to second motor 17, with external power supply electric connection, control through control switch, the output of second motor 17 runs through the support and passes through shaft coupling fixedly connected with pivot 18, the bottom of pivot 18 passes spacing section of thick bamboo 16 and storage bucket 15 in proper order and rotates with the top of work platform 8 through the bearing and be connected, the surface of pivot 18 just is located the inside cover of spacing section of thick bamboo 16 and establishes and fixedly connected with spiral material loading piece 19, wherein utilize pivot 18 to drive spiral material loading piece 19 rotation, under the cooperation of spacing section of thick bamboo 16, upwards carry the modified PA plastic granules that stores in the storage bucket 15.
As a preferred scheme, in order to convey the stored modified PA plastic particles into the adjustable feeding assembly 6, the adjustable feeding assembly 6 comprises a square cylinder 21, an upper inclined cylinder 22 is communicated with the top of the right side of the square cylinder 21, one end of the upper inclined cylinder 22 is communicated with the inside of the limiting cylinder 16, and the upper inclined cylinder 22 is used for receiving the modified PA plastic particles conveyed in the limiting cylinder 16 and guiding the modified PA plastic particles into the square cylinder 21.
As a preferable scheme, in order to avoid excessive accumulation in the square tube 21 and extrusion, the blanking is affected, an adjusting plate 24 is slidably mounted in the square tube 21, an adjusting screw 25 is rotatably connected to the left side of the adjusting plate 24 through a bearing, one end of the adjusting screw 25 penetrates through the square tube 21 and is in threaded connection with the square tube 21, and the position of the adjusting plate 24 in the square tube 21 is adjusted by utilizing the cooperation of the adjusting plate 24 and the adjusting screw 25.
Further, in order to ensure the stability of the structure of the adjusting plate 24, the left side of the adjusting plate 24 and the upper and lower sides of the adjusting screw 25 are fixedly connected with an auxiliary rod 26, and one end of the auxiliary rod 26 penetrates through the square tube 21.
As a preferable scheme, in order to further avoid the situation of excessive accumulation in the square tube 21, a lower inclined tube 23 is communicated with the right side of the square tube 21 and positioned below the upper inclined tube 22, one end of the lower inclined tube 23 is communicated with the inside of the storage hopper 15, and the lower inclined tube 23 is used for guiding the modified PA plastic particles in the square tube 21 into the storage hopper 15 so as to ensure the relative stability of the material level height in the square tube 21.
As a preferred scheme, in order to guarantee normal injection molding, the feed cylinder assembly 4 includes feed cylinder 27, the bottom of feed cylinder 27 passes through connecting block fixed mounting at the top of work platform 8, the top of work platform 8 is connected with the butt rod 28 through the bearing rotation, the surface of butt rod 28 is from top to bottom cover in proper order establishes and fixedly connected with gear wheel 29 and first bevel gear 30, the right side of feed cylinder 27 runs through and is connected with second bevel gear 31 in rotation, first bevel gear 30 and second bevel gear 31 cooperate the use, the surface cover of pivot 18 is established and fixedly connected with pinion 32, pinion 32 cooperates with gear wheel 29 and uses, the inside fixedly connected with division board 33 of division board 33, the left side of division board 33 runs through and is connected with auger post 34, the surface of auger post 34 and the inside surface looks adaptation of feed cylinder 27, the right-hand member of auger post 34 runs through division board 33 and fixedly connected with piston plate 35, the right side fixedly connected with spline section of thick bamboo 36 of piston plate 35, the inside fixedly connected with spline section of thick bamboo 37 of second bevel gear 31 and being located in feed cylinder 27, the inside fixedly connected with spline post 37 of heating cylinder 39, the inside of cylinder 38 is connected with the inside of cylinder 38 of work platform 27 by adopting the cooperation, the hydraulic pressure cylinder 39 is connected with the inside of heating cylinder 38, the cylinder 38 is connected with the cylinder 38 in a plurality of hydraulic pressure.
As a detailed description, when the rotating shaft 18 drives the pinion 32 to rotate, the pinion 32 drives the large gear 29 to rotate in a decelerating manner, and under the cooperation of the first bevel gear 30, the second bevel gear 31, the spline post 37, the spline cylinder 36 and the piston plate 35, the auger post 34 is driven to rotate in a decelerating manner relative to the rotating shaft 18, that is, the rotating shaft 18 drives the spiral feeding plate 19 to rotate at a speed faster than that of the auger post 34, so that the problem that the quality of modified PA plastic particles is affected due to the fact that the auger post 34 rotates too fast is avoided.
As a preferred scheme, in order to ensure that the modified PA plastic particles in the square tube 21 are smoothly led into the charging tube 27, the charging tube 27 is provided with a charging slot 40 at the top and at the left side of the isolation plate 33, the square tube 21 is fixedly installed at the top of the charging tube 27, and the square tube 21 is arranged at the periphery of the charging slot 40.
Further, in order to attach the adjusting plate 24 to adjust the size of the storage space inside the square tube 21, a cover plate 41 adapted to the feed chute 40 is fixedly connected to the bottom of the adjusting plate 24, and a movable slot adapted to the cover plate 41 is provided on the left side of the square tube 21.
An injection molding process for unmanned aerial vehicle paddles specifically comprises the following steps:
step one, adjusting: the adjusting screw rod 25 is rotated to adjust the distance between the adjusting plate 24 and the right side of the inner cavity of the square cylinder 21, and the adjusting plate 24 drives the cover plate 41 to partially seal the feed chute 40 in the moving process;
step two, material conveying: filling the modified PA plastic particles into the storage hopper 15 through the filling hopper 20, starting the second motor 17, driving the rotating shaft 18 to rotate by the second motor 17, driving the spiral feeding sheet 19 to rotate by the rotating shaft 18, and conveying the modified PA plastic particles stored in the storage hopper 15 into the upper inclined cylinder 22 along the limit cylinder 16;
step three, feeding: the modified PA plastic particles in the upper inclined cylinder 22 fall in the square cylinder 21 and pass through the feed chute 40 to fall in the feed cylinder 27, in the rotating process of the rotating shaft 18 in the first step, the small gear 32 drives the large gear 29 to rotate in a decelerating way, the large gear 29 drives the first bevel gear 30 to synchronously rotate, the first bevel gear 30 drives the second bevel gear 31 to synchronously rotate, the second bevel gear 31 drives the spline post 37 to rotate, the spline post 37 drives the spline cylinder 36 to drive the piston plate 35 to rotate, the piston plate 35 drives the auger post 34 to rotate, the modified PA plastic particles falling in the feed chute 40 are conveyed towards the heating ring 39, and in the conveying process, the heating ring 39 works to carry out hot melting on the modified PA plastic particles to obtain the modified PA plastic colloid;
step four, injection molding: when injection molding is carried out, the first motor 7 is controlled to rotate clockwise, the first motor 7 drives the threaded rod 9 to rotate clockwise, the threaded rod 9 drives the driving block 10 to move leftwards, the driving block 10 drives the tool plate 12 to move leftwards along the guide rod 14, the working platform 8 drives the charging barrel 27 to be close to and contact with the injection mold end, the hydraulic cylinder 38 is started, the hydraulic cylinder 38 pushes the piston plate 35 to move leftwards, the hot-melted modified PA plastic colloid is injected into the injection mold end through a nozzle, after injection molding is finished, the hydraulic cylinder 38 is controlled to reset the piston plate 35, and meanwhile, the first motor 7 is controlled to rotate anticlockwise, so that the working platform 8 is reset;
step five, material returning: step three, the modified PA plastic particles continuously fall into the square cylinder 21, and when the accumulated modified PA plastic particles in the square cylinder 21 reach the lower inclined cylinder 23, the modified PA plastic particles flow back into the storage hopper 15 through the lower inclined cylinder 23.
Claims (8)
1. The utility model provides an unmanned aerial vehicle paddle is with device of moulding plastics, includes socket (1) and sets up injection subassembly (2) on socket (1), its characterized in that: injection subassembly (2) are including motion subassembly (3), feed cylinder subassembly (4), hopper subassembly (5) and adjustable material loading subassembly (6), motion subassembly (3) are used for controlling feed cylinder subassembly (4), hopper subassembly (5) and adjustable material loading subassembly (6) and reciprocate about, hopper subassembly (5) are used for storing modified PA plastic granules to in carrying modified PA plastic granules of storage to adjustable material loading subassembly (6), adjustable material loading subassembly (6) are used for carrying modified PA plastic granules to feed cylinder subassembly (4), hopper subassembly (5) are used for driving feed cylinder subassembly (4) and carry out differential feeding, feed cylinder subassembly (4) are used for carrying out the hot melt with modified PA plastic granules into the sizing material of moulding plastics.
2. The injection molding device for unmanned aerial vehicle paddles according to claim 1, characterized in that: the motion assembly (3) comprises a first motor (7) and a working platform (8), the top of a cavity of a bearing seat (1) is fixedly installed on the first motor (7), a threaded rod (9) is fixedly connected to the output end of the first motor (7) through a coupler, one end of the threaded rod (9) is rotationally connected to the right side of the cavity of the bearing seat (1) through a bearing, a driving block (10) is sleeved on the outer surface of the threaded rod (9) and is in threaded connection with the outer surface of the threaded rod, a sliding groove (11) is formed in the top of the bearing seat (1), a working plate (12) is fixedly connected to the top of the working plate (12) through the sliding groove (11), limiting plates (13) are fixedly connected to the left side and the right side of the bearing seat (1), guide rods (14) are fixedly connected between the limiting plates (13), and the guide rods (14) penetrate through the working plate (12).
3. An injection molding apparatus for an unmanned aerial vehicle blade according to claim 2, wherein: hopper subassembly (5) are including storing bucket (15), the top of storing bucket (15) runs through and fixedly connected with spacing section of thick bamboo (16), the top of storing bucket (15) is through support fixedly connected with second motor (17), the output of second motor (17) runs through the support and through shaft coupling fixedly connected with pivot (18), the bottom of pivot (18) is passed spacing section of thick bamboo (16) and storing bucket (15) in proper order and is connected with the top rotation of work platform (8) through the bearing, the surface of pivot (18) just is located the inside cover of spacing section of thick bamboo (16) and establishes and fixedly connected with spiral material loading piece (19).
4. An injection molding apparatus for an unmanned aerial vehicle blade according to claim 3, wherein: the bottom of the storage bucket (15) is fixedly arranged at the top of the working platform (8) through a supporting rod, and one side of the top of the storage bucket (15) is communicated and fixedly provided with a filling bucket (20).
5. An injection molding apparatus for an unmanned aerial vehicle blade according to claim 3, wherein: the adjustable feeding assembly (6) comprises a square cylinder (21), an upper inclined cylinder (22) is communicated with the top of the right side of the square cylinder (21), one end of the upper inclined cylinder (22) is communicated with the inside of the limiting cylinder (16), the upper inclined cylinder (22) is used for receiving modified PA plastic particles conveyed in the limiting cylinder (16) and guiding the modified PA plastic particles into the square cylinder (21), a lower inclined cylinder (23) is communicated with the right side of the square cylinder (21) and below the upper inclined cylinder (22), one end of the lower inclined cylinder (23) is communicated with the inside of the storage hopper (15), and the lower inclined cylinder (23) is used for guiding the modified PA plastic particles in the square cylinder (21) into the storage hopper (15);
the inside slidable mounting of square section of thick bamboo (21) has regulating plate (24), the left side of regulating plate (24) is connected with accommodate the lead screw (25) through the bearing rotation, the one end of accommodate the lead screw (25) runs through square section of thick bamboo (21) and with square section of thick bamboo (21) threaded connection, the left side of regulating plate (24) just is located the equal fixedly connected with auxiliary rod (26) of upper and lower both sides of accommodate the lead screw (25), the one end of auxiliary rod (26) runs through square section of thick bamboo (21) setting.
6. The injection molding device for unmanned aerial vehicle paddles according to claim 5, wherein: the charging barrel assembly (4) comprises a charging barrel (27), the bottom of the charging barrel (27) is fixedly arranged at the top of a working platform (8) through a connecting block, the top of the working platform (8) is rotatably connected with a butt joint rod (28) through a bearing, the outer surface of the butt joint rod (28) is sequentially sleeved with and fixedly connected with a large gear (29) and a first bevel gear (30) from top to bottom, the right side of the charging barrel (27) is penetrated and rotatably connected with a second bevel gear (31), the first bevel gear (30) and the second bevel gear (31) are matched for use, the outer surface of the rotating shaft (18) is sleeved with and fixedly connected with a small gear (32), and the small gear (32) is matched with the large gear (29) for use;
the inside fixedly connected with division board (33) of feed cylinder (27), the left side of division board (33) runs through and rotates and is connected with auger post (34), the surface of auger post (34) and the interior surface looks adaptation of feed cylinder (27), the right-hand member of auger post (34) runs through division board (33) and fixedly connected with piston plate (35), the right side fixedly connected with spline cylinder (36) of piston plate (35), the left end of second bevel gear (31) just is located the inside fixedly connected with spline post (37) of feed cylinder (27), spline post (37) and spline cylinder (36) cooperate and use, the top fixedly connected with pneumatic cylinder (38) of work platform (8), the output of pneumatic cylinder (38) communicates with the inside of feed cylinder (27), pneumatic cylinder (38) are used for driving piston plate (35) and reciprocate about;
the periphery of the charging barrel (27) is sleeved with and fixedly connected with a plurality of heating rings (39).
7. The injection molding apparatus for an unmanned aerial vehicle blade of claim 6, wherein: feed chute (40) have been seted up at the top of feed cylinder (27) and are located the left side of division board (33), square cylinder (21) fixed mounting is at the top of feed cylinder (27), and square cylinder (21) set up the periphery at feed chute (40), the bottom fixedly connected with of regulating plate (24) and apron (41) of feed chute (40) looks adaptation, the movable groove with apron (41) looks adaptation has been seted up in the left side of square cylinder (21).
8. An injection molding process for unmanned aerial vehicle paddles, which is characterized by comprising the following steps: the method specifically comprises the following steps:
step one, adjusting: the adjusting screw rod (25) is rotated to adjust the space between the adjusting plate (24) and the right side of the inner cavity of the square cylinder (21), and the adjusting plate (24) drives the shielding plate (41) to partially block the feeding groove (40) in the moving process;
step two, material conveying: filling modified PA plastic particles into a storage hopper (15) through a filling hopper (20), starting a second motor (17), driving a rotating shaft (18) to rotate by the second motor (17), driving a spiral feeding sheet (19) to rotate by the rotating shaft (18), and conveying the modified PA plastic particles stored in the storage hopper (15) into an upper inclined cylinder (22) along a limit cylinder (16);
step three, feeding: the modified PA plastic particles in the upper inclined cylinder (22) fall in the square cylinder (21) and pass through the feeding groove (40) to fall in the charging cylinder (27), in the first rotating process of the rotating shaft (18), the pinion (32) is driven to rotate, the pinion (32) drives the large gear (29) to rotate in a decelerating manner, the large gear (29) drives the first bevel gear (30) to rotate synchronously, the first bevel gear (30) drives the second bevel gear (31) to rotate synchronously, the second bevel gear (31) drives the spline column (37) to rotate, the spline column (37) drives the spline cylinder (36) to rotate the piston plate (35), the piston plate (35) drives the auger column (34) to rotate, the modified PA plastic particles falling in the feeding groove (40) are conveyed towards the heating ring (39), and in the conveying process, the heating ring (39) works to perform hot melting on the modified PA plastic particles to obtain modified PA plastic colloid;
step four, injection molding: when injection molding is carried out, the first motor (7) is controlled to rotate clockwise, the first motor (7) drives the threaded rod (9) to rotate clockwise, the threaded rod (9) drives the driving block (10) to move leftwards, the driving block (10) drives the working plate (12) to move leftwards along the guide rod (14), the working platform (8) drives the charging barrel (27) to be close to the end of the injection mold, the hydraulic cylinder (38) is started, the hydraulic cylinder (38) pushes the piston plate (35) to move leftwards, the hot-melted modified PA plastic colloid is injected into the end of the injection mold through the nozzle, and after injection molding is completed, the hydraulic cylinder (38) is controlled to reset the piston plate (35) and simultaneously the first motor (7) is controlled to rotate anticlockwise, so that the working platform (8) is reset;
step five, material returning: step three, the modified PA plastic particles continuously fall into the square cylinder (21), and when the height of the accumulated modified PA plastic particles in the square cylinder (21) reaches the lower inclined cylinder (23), the modified PA plastic particles flow back into the storage hopper (15) through the lower inclined cylinder (23).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118404774A (en) * | 2024-07-01 | 2024-07-30 | 深圳东创技术股份有限公司 | Injection molding machine injection molding mechanism applied to 5G radome |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118404774A (en) * | 2024-07-01 | 2024-07-30 | 深圳东创技术股份有限公司 | Injection molding machine injection molding mechanism applied to 5G radome |
| CN118404774B (en) * | 2024-07-01 | 2024-09-20 | 深圳东创技术股份有限公司 | Injection molding machine injection molding mechanism applied to 5G radome |
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