CN110480954B - Double-mold-cavity injection mold of air conditioner hanging machine housing - Google Patents
Double-mold-cavity injection mold of air conditioner hanging machine housing Download PDFInfo
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- CN110480954B CN110480954B CN201910930787.4A CN201910930787A CN110480954B CN 110480954 B CN110480954 B CN 110480954B CN 201910930787 A CN201910930787 A CN 201910930787A CN 110480954 B CN110480954 B CN 110480954B
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- 238000002347 injection Methods 0.000 title claims abstract description 13
- 239000007924 injection Substances 0.000 title claims abstract description 13
- 238000001746 injection moulding Methods 0.000 claims abstract description 21
- 238000009826 distribution Methods 0.000 claims description 32
- 230000005540 biological transmission Effects 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 12
- 230000033001 locomotion Effects 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 10
- 238000000605 extraction Methods 0.000 claims description 6
- 239000006227 byproduct Substances 0.000 claims 1
- 239000000047 product Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 9
- 238000005457 optimization Methods 0.000 description 8
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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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
- B29C45/26—Moulds
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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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2725—Manifolds
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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
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
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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
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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
- B29C45/26—Moulds
- B29C2045/2683—Plurality of independent mould cavities in a single mould
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to a double-cavity injection mold of an air conditioner on-hook housing, which comprises a fixed mold and a movable mold, wherein the fixed mold comprises a fixed mold base plate and two fixed mold inserts, the movable mold comprises a movable mold base plate and two movable mold inserts, the movable mold is also provided with two first sliding blocks, two second sliding blocks and two hidden drawing inserts, a first locking block is arranged between the two first sliding blocks, one sides of the two second sliding blocks, which are far away from the movable mold inserts, are respectively provided with a second locking block, and the first locking block and the two second locking blocks are both fixed on the fixed mold. The double-cavity injection mold injection molding air conditioner hanging machine of the air conditioner hanging machine housing is designed, two products can be produced in one injection molding period, the production efficiency is greatly improved, the locking block is arranged to prevent the sliding block from shifting in the injection molding process to influence injection molding, the stable demolding of the air conditioner hanging machine is ensured, and the stability of the mold and the yield of the products are improved.
Description
Technical Field
The invention relates to a double-cavity injection mold of an air conditioner on-hook housing, and belongs to the technical field of injection molds.
Background
In order to achieve artistic and fashionable effects, an air conditioner hanging machine is usually designed into a curved surface shape on a hanging machine middle frame product. Because the shape has particularity, the corresponding injection mold has high design difficulty, a complex structure and high cost, and the product has arc-shaped back-off, so that the demolding is difficult, the yield is low, and the production efficiency is difficult to improve.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a double-cavity injection mold of an air conditioner hanging machine housing.
The technical scheme adopted by the invention for realizing the purpose is as follows:
a double-cavity injection mold of an air conditioner hanging machine housing comprises a fixed mold and a movable mold, wherein the fixed mold comprises a fixed mold seat plate and two fixed mold insert blocks, a first inclined guide post and a second inclined guide post are further fixed on the fixed mold, the movable mold comprises a movable mold seat plate and two movable mold insert blocks, the movable mold is further provided with two first slide blocks, two second slide blocks and two hidden drawing insert blocks, the first slide blocks are positioned in the middle of the movable mold, the second slide blocks are positioned on two sides of the movable mold, the first inclined guide posts are matched with the first slide blocks, the second inclined guide posts are matched with the second slide blocks, the movable mold insert blocks, the fixed mold insert blocks, the first slide blocks, the second slide blocks and the hidden drawing insert blocks are matched to form two mold cavities during mold assembly, an inverted buckle of a product just wraps the end parts of the hidden drawing insert blocks after the injection molding is finished, a first locking block is arranged between the two first slide blocks, and one sides, far away from the movable mold insert blocks, the first locking block and the two second locking blocks are fixed on the fixed die.
As a further optimization of the above technical solution: the two side surfaces of the first locking block are both made into first guide sliding inclined surfaces, one sides of the two first sliding blocks, which are opposite to each other, are made into first sliding inclined surfaces matched with the first guide sliding inclined surfaces, one side surface of the second locking block is made into a second guide sliding inclined surface, and one side, which is tightly attached to the second locking block, of the second sliding block is made into a second sliding inclined surface.
As a further optimization of the above technical solution: still be fixed with the slider stopper on the movable mould, the slider stopper is located between two first sliders, the slider stopper with all leave certain space between first slider, the second slider, the bottom system of first locking piece with slider stopper complex locking piece groove, it is protruding still to make on the first slip inclined plane, horizontal installation has the processing screw in the first slider, the cap head of processing screw is hugged closely bellied surface, first lead on the slip inclined plane system have with the protruding complex groove of dodging, the tank bottom of dodging the groove makes the inclined plane.
As a further optimization of the above technical solution: a transmission block is connected between the bottom of the second sliding block and the bottom of the hidden drawing insert, an inclined guide sliding block is arranged at one end of the transmission block connected with the hidden drawing insert, the guide sliding block is provided with sliding chutes which are obliquely arranged and are positioned on the front and the back surfaces of the guide sliding block, the bottom of the hidden drawing insert block is provided with an installation groove matched with the guide slide block, two sides of the notch of the installation groove are inwards protruded to form a clamping block, the mounting groove and the clamping block are both obliquely arranged, the guide sliding block is positioned in the mounting groove, the clamping block is positioned in the sliding groove, a boss is arranged at one end of the transmission block connected with the second sliding block, a clamping groove is arranged at the right side of the boss, the bottom system of second slider have with boss complex recess, the bottom of second slider still system have with draw-in groove complex sand grip, still system has the through-hole of bar on the transmission piece.
As a further optimization of the above technical solution: the die is characterized in that an insert pin is fixed on the movable die, an ejector pin is fixed at the end of the insert pin, a pin through hole is formed in the hidden drawing insert block, the ejector pin is located in the pin through hole, the end surface of the head of the ejector pin and the upper surface of the hidden drawing insert block are located on the same plane during die assembly, and an arc-shaped groove matched with the insert pin is further formed in the bottom of the hidden drawing insert block.
As a further optimization of the above technical solution: the movable mould has ejecting hole and spring hole in the system, ejecting hole position in the top in spring hole and with spring hole forms spacing step, be equipped with the ejector pin in the ejecting hole, the ejector pin passes through the through-hole passes the driving block and cooperates with the product, the movable mould still includes the thimble board, the ejector pin is fixed on the thimble board, the ejector pin is along with the thimble board is in the back and forth movement in the ejecting hole, the downthehole spring that is equipped with of spring, the both ends of spring are fixed respectively the thimble board with on the spacing step.
As a further optimization of the above technical solution: still be fixed with two sets of hot runner systems on the cover half, be provided with the sixteen sequence valves of double-deck flow distribution plate in the hot runner system, the sixteen sequence valves of double-deck flow distribution plate include upper flow distribution plate and are located the lower floor's flow distribution plate at upper flow distribution plate bottom both ends, the inside runner of upper flow distribution plate with the runner intercommunication of lower floor's flow distribution plate, be equipped with the main nozzle on the upper flow distribution plate, respectively be equipped with eight hot nozzles of group on two lower floor's flow distribution plates, hot nozzle with the die cavity cooperation.
As a further optimization of the above technical solution: the bottom of second slider is equipped with the locking regulating block, the system has two screw holes on the locking regulating block, and the screw passes the screw hole will the locking regulating block is installed the bottom of second slider.
As a further optimization of the above technical solution: the first slider is internally provided with a first inclined guide post hole, the first inclined guide post is positioned in the first inclined guide post hole during die assembly, the bottom of the second slider is fixed with a fixed block, one end of the fixed block extends out of the second slider, the part of the fixed block extending out of the second slider is provided with a second inclined guide post hole, and the second inclined guide post penetrates through the second inclined guide post hole during die assembly.
Compared with the prior art, the double-cavity injection mold injection molding air conditioner hanging machine of the air conditioner hanging machine housing is designed, two products can be produced in one injection molding cycle, the sixteen-point sequence valve with the double-layer flow distribution plate is arranged to ensure the dynamic balance of molten materials during injection molding, the production efficiency is greatly improved, the locking block is arranged to prevent the sliding block from shifting to influence injection molding in the injection molding process, the horizontal demolding motion is converted into the downward core pulling motion of the hidden drawing insert block by utilizing the inclined chute on the transmission block, the stable demolding of the air conditioner hanging machine is ensured, the stability of the mold and the yield of the products are improved, and after the ejector pin plate drives the ejector pin to eject the products, the spring improves the resetting speed of the ejector pin, saves time and.
Drawings
Fig. 1 is a schematic cross-sectional structure of the present invention.
Fig. 2 is a schematic side view of the second slide block and the hidden drawing insert in the invention.
Fig. 3 is a schematic top view of the second slider and the hidden drawing insert of the present invention.
Fig. 4 is a schematic perspective view of the transmission block of the present invention.
Fig. 5 is a schematic perspective view of the dark extraction insert of the present invention.
Fig. 6 is a bottom perspective view of fig. 5.
Fig. 7 is a schematic perspective view of a first lock block according to the present invention.
Fig. 8 is a schematic cross-sectional view of the first slider and the first lock piece in cooperation according to the present invention.
FIG. 9 is a schematic sectional view of the left half of the movable mold in the present invention.
Fig. 10 is a schematic cross-sectional view showing the engagement of the second slider and the lock adjusting block in the present invention.
Fig. 11 is a perspective view of the locking adjusting block of the present invention.
Fig. 12 is a schematic perspective view of a sixteen-point sequence valve with a double-layer splitter plate according to the present invention.
FIG. 13 is a schematic view showing the structure of the movable mold in the present invention.
Detailed Description
The invention is further described with reference to the following figures and detailed description. As shown in fig. 1-13, the double-cavity injection mold of the air conditioner hanging machine housing comprises a fixed mold and a movable mold, the fixed die comprises a fixed die base plate 1 and two fixed die inserts 2, a first inclined guide post 23 and a second inclined guide post 24 are fixed on the fixed die, the movable mould comprises a movable mould base plate 3 and two movable mould insert blocks 4, the movable mould is also provided with two first slide blocks 5, two second slide blocks 6 and two hidden drawing insert blocks 7, the first slide block 5 is positioned in the middle of the movable mould, the second slide block 6 is positioned on two sides of the movable mould, the first inclined guide post 23 is matched with the first slide block 5, the second inclined guide post 24 is matched with the second slide block 6, the movable mould insert 4, the fixed mould insert 2, the first slide block 5, the second slide block 6 and the hidden drawing insert 7 are matched to form two mould cavities during mould closing, and after injection molding is finished, the product is reversely buckled to just wrap the end part of the hidden drawing insert 7.
In the above technical scheme: a first inclined guide post hole is formed in the first slide block 5, the first inclined guide post 23 is located in the first inclined guide post hole during die assembly, a fixed block 26 is fixed at the bottom of the second slide block 6, one end of the fixed block 26 extends out of the second slide block 6, a second inclined guide post hole is formed in the portion, extending out of the second slide block 6, of the fixed block 26, and the second inclined guide post 24 penetrates through the second inclined guide post hole during die assembly.
In the above technical scheme: and a transmission block 8 is connected between the bottom of the second sliding block 6 and the bottom of the hidden drawing insert 7. As shown in fig. 4, an inclined guide sliding block 81 is formed at one end of the transmission block 8 connected with the concealed drawing insert 7, an inclined sliding groove 811 is formed on the guide sliding block 81, and the sliding groove 811 is located on the front and rear surfaces of the guide sliding block 81. As shown in fig. 5 and 6, the bottom of the concealed drawing insert 7 is provided with a mounting groove 71 matched with the guide sliding block 81, two sides of a notch of the mounting groove 71 are inwardly protruded to form a clamping block 72, the mounting groove 71 and the clamping block 72 are both obliquely arranged, the guide sliding block 81 is located in the mounting groove 71, the clamping block 72 is located in the sliding groove 811, the oblique sliding groove 811 converts the horizontal motion of the transmission block 8 into the oblique downward core-pulling motion of the concealed drawing insert 7, and the product back-off and the concealed drawing insert 7 are separated. The transmission piece 8 with the one end system that second slider 6 is connected has boss 82, the right side system of boss 82 has draw-in groove 83, the bottom system of second slider 6 have with boss 82 complex recess, the bottom of second slider 6 still system have with draw-in groove 83 complex sand grip, draw-in groove 83 and the cooperation of sand grip make when second slider 6 removes drive transmission piece 8 synchronous motion. The transmission block 8 is also provided with a strip-shaped through hole 84.
In the above technical scheme: as shown in fig. 5, an insert pin 20 is fixed on the movable die, an ejector pin 21 is fixed at an end of the insert pin 20, a pin through hole is formed in the hidden extraction insert 7, the ejector pin 21 is located in the pin through hole, and an end surface of a head of the ejector pin 21 and an upper surface of the hidden extraction insert 7 are located on the same plane when the die is closed, so that redundant hole opening is avoided for a product. The ejector pin 21 is fixed on the movable die through the insert pin 20, so that the installation and the disassembly are more convenient. During demolding, the ejector pin 21 is fixed, the hidden drawing insert 7 moves downwards along the sliding groove 811 in a slant mode, the ejector pin 21 and the hidden drawing insert 7 move relatively, the head of the ejector pin 21 gradually penetrates through the upper surface of the hidden drawing insert 7 to eject a product, the product is separated from the hidden drawing insert 7, and the phenomenon that demolding fails due to overlarge wrapping force of the product when the hidden drawing insert 7 is used for directly drawing the core is avoided. The bottom of the hidden drawing insert 7 is also provided with an arc-shaped groove 73 matched with the insert pin 20. The arc-shaped groove 73 is arranged to avoid the installation groove 71, and when the hidden drawing insert 7 obliquely draws downwards to touch the insert pin 20, the arc-shaped groove 73 is just attached to the insert pin 20.
In the above technical scheme: as shown in fig. 3, a supporting block 25 is further connected between the bottom of the second slider 6 and the bottom of the hidden drawing insert 7, an inclined surface is formed at one end of the supporting block 25 connected with the hidden drawing insert 7, a boss and a clamping groove are formed at one end of the supporting block 25 connected with the second slider 6, a strip-shaped through hole is further formed in the supporting block, and fig. 3 shows an embodiment of one arrangement mode of the transmission block 8 and the supporting block 25. As shown in fig. 6, the bottom of the concealed insert 7 is formed with a square groove 74 engaged with the supporting block 25, and the bottom of the square groove 74 is formed with an inclined surface engaged with the supporting block 25. The supporting block 25 plays a role in supporting and guiding the hidden drawing insert 7.
In the above technical scheme: as shown in fig. 13, a slider limiting block 19 is further fixed on the moving die, the slider limiting block 19 is located between the two first sliders 5, and a certain gap is left between the slider limiting block 19 and the first slider 5 and between the slider limiting block 19 and the second slider 6, so that the two first sliders 5 are prevented from moving excessively when core pulling is performed, and the two first sliders are prevented from colliding with each other to damage the die. As shown in fig. 1, a first locking block 9 is arranged between the two first sliding blocks 5, second locking blocks 10 are arranged on the sides, away from the movable die insert 4, of the two second sliding blocks 6, the first locking block 9 and the two second locking blocks 10 are fixed on the fixed die, and the first locking block 9 and the second locking blocks 10 prevent the first sliding blocks 5 and the second sliding blocks 6 from retreating due to being pressed by injection molding force during injection molding, so that the stability of the die and the yield of injection molding are improved. As shown in fig. 7, the both sides face of first latch 9 all makes first leading smooth inclined plane 91, the bottom system of first latch 9 two with slider stopper 19 complex latch groove 92, still system has on the first leading smooth inclined plane 91 and dodges groove 93, the tank bottom of dodging groove 93 makes the inclined plane. The opposite sides of the two first sliding blocks 5 are made into first sliding inclined surfaces 51 matched with the first sliding guide inclined surfaces 91, one side surface of the second locking block 10 is made into a second sliding guide inclined surface 101, and one side of the second sliding block 6 tightly attached to the second locking block 10 is made into a second sliding inclined surface 61. The first guide sliding inclined plane 91 is matched with the first sliding inclined plane 51, so that the first lock block 9 is pressed between the two first slide blocks 5 during die assembly, and certain pressure is generated on the first slide blocks 5 to prevent the first slide blocks 5 from retreating due to the pressing of injection molding force to influence injection molding; the cooperation of the second guiding inclined plane 101 and the second sliding inclined plane 61 enables the second locking block 10 to be pressed between the second sliding block 6 and the side edge of the mold during mold closing, and certain pressure is generated on the second sliding block 6, so that the second sliding block is prevented from retreating due to the pressing of the injection molding force, and the injection molding is prevented from being influenced. As shown in fig. 8, a protrusion 511 is further formed on the first sliding inclined surface 51, a processing screw 27 is horizontally installed in the first slider 5, a cap head of the processing screw 27 is located on the first sliding inclined surface 51 but cannot be tightly attached to the first sliding inclined surface 51, which may cause unstable installation of the processing screw 27, the protrusion 511 provides an installation platform for the cap head of the processing screw 27, and after the installation of the processing screw 27 is completed, the cap head of the processing screw 27 is tightly attached to the surface of the protrusion 511. An escape groove 93 on the first leading inclined plane 91 is engaged with the protrusion 511.
In the above technical scheme: as shown in fig. 10 and 11, a locking adjusting block 11 is disposed at the bottom of the second sliding block 6, two screw holes 111 are formed in the locking adjusting block 11, a screw 22 penetrates through the screw hole 111 and installs the locking adjusting block 11 at the bottom of the second sliding block 6, and the height of the second sliding block 6 is adjusted by rotating the two screws 22.
In the above technical scheme: as shown in fig. 9, an ejector hole 15 and a spring hole 16 are formed in the movable mold, the ejector hole 15 is located above the spring hole 16 and forms a limit step 17 with the spring hole 16, an ejector rod 13 is arranged in the ejector hole 15, the ejector rod 13 is matched with a product, the ejector rod 13 passes through the through hole 84 and passes through the transmission block 8, the movable mold further includes an ejector plate 12, the ejector rod 13 is fixed on the ejector plate 12, the ejector rod 13 moves back and forth in the ejector hole 15 along with the ejector plate 12, a spring 14 is arranged in the spring hole 16, and two ends of the spring 14 are respectively fixed on the ejector plate 12 and the limit step 17. During ejection, the ejector plate 12 drives the ejector rod 13 to perform ejection movement upwards, the spring 14 is driven to be in a compression state, after ejection is completed, the ejector plate 12 drives the ejector rod 13 to reset, the spring 14 is released elastically, and the resetting efficiency of the ejector plate 12 is improved.
In the above technical scheme: still be fixed with two sets of hot runner systems 28 on the cover half, be provided with double-deck flow distribution plate sixteen spot sequence valve 18 in the hot runner system 28, as shown in fig. 12, double-deck flow distribution plate sixteen spot sequence valve 18 includes upper flow distribution plate 181 and is located lower flow distribution plate 182 of upper flow distribution plate 181 bottom both ends, the inside runner of upper flow distribution plate 181 with the runner intercommunication of lower flow distribution plate 182, be equipped with main nozzle 183 on the upper flow distribution plate 181, main nozzle 183 is located the central point department of upper flow distribution plate 181 approximately, and the purpose is in order to make the flow time of melt in each runner the same, reaches flow balance. Eight groups of hot nozzles 184 are respectively arranged on the two lower-layer flow distribution plates 182, namely 16 groups of hot nozzles 184 are total arranged, the hot nozzles 184 are matched with the die cavity, and glue is fed by adopting a sixteen-point sequence valve 18 with double layers of flow distribution plates, so that the balance of filling and flowing of products is ensured. The melt enters the upper and lower splitter plates 181, 182 through the main nozzle 183 and then enters the mold cavity through the hot nozzle 184.
The working process of the invention is as follows, the mold is closed to prepare injection molding, and the melt enters the mold cavity through the main nozzle 183, the upper layer flow distribution plate 181, the lower layer flow distribution plate 182 and the hot nozzle 184 in sequence to complete injection molding. And then the fixed die is moved to separate, the fixed die drives the first locking block 9 and the second locking block 10 to move upwards, the first inclined guide post 23 and the second inclined guide post 24 also move upwards along with the fixed die, the first sliding block 5 is driven by the first inclined guide post 23 to horizontally move towards the core-pulling direction, and the second sliding block 6 is driven by the second inclined guide post 24 to horizontally move towards the core-pulling direction, so that the core pulling of two die cavities is realized simultaneously. When the second sliding block 6 moves, the driving block 8 is driven to move synchronously, and meanwhile, the clamping block 72 on the hidden drawing insert 7 performs core drawing downwards in an inclined way along the inclined sliding groove 811; in the process, because the ejector pin 21 is fixed, when the hidden drawing insert 7 draws core downwards obliquely, the ejector pin 21 and the hidden drawing insert 7 generate relative motion, and the head of the ejector pin 21 gradually penetrates through the upper surface of the hidden drawing insert 7 to eject a product out, so that the product is partially separated from the hidden drawing insert 7; the clamping block 72 continues to perform downward core pulling movement along the sliding groove 811 until the product is completely separated from the hidden core pulling insert 7, and core pulling is completed. Then the ejector plate 12 drives the ejector rod 13 to perform an ejection motion upwards, and simultaneously the spring 14 is also driven to be in a compression state, so that the product is gradually ejected by the ejector rod 13, and the demolding is completed. After demoulding, all parts reset, the ejector plate 12 drives the ejector rod 13 to reset, and the spring 14 is elastically released, so that the resetting efficiency of the ejector plate 12 is improved.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concept of the present invention should fall within the scope of the present invention.
Claims (2)
1. Double-cavity injection mold of air conditioner hanging machine housing, which is characterized by comprising a fixed mold and a movable mold, wherein the fixed mold comprises a fixed mold base plate (1) and two fixed mold inserts (2), a first oblique guide pillar (23) and a second oblique guide pillar (24) are further fixed on the fixed mold, the movable mold comprises a movable mold base plate (3) and two movable mold inserts (4), two first sliders (5), two second sliders (6) and two hidden drawing inserts (7) are further installed on the movable mold, the first slider (5) is located in the middle of the movable mold, the second slider (6) is located on two sides of the movable mold, the first oblique guide pillar (23) is matched with the first slider (5), the second oblique guide pillar (24) is matched with the second slider (6), and during mold closing, the movable mold inserts (4), the fixed mold inserts (2), the first slider (5), The second sliding blocks (6) and the hidden drawing insert (7) are matched to form two die cavities, after injection molding is finished, the end parts of the hidden drawing insert (7) are just covered by product back buckles, a first locking block (9) is arranged between the two first sliding blocks (5), one sides of the two second sliding blocks (6) far away from the movable die insert (4) are respectively provided with a second locking block (10), and the first locking block (9) and the two second locking blocks (10) are both fixed on the fixed die;
a first inclined guide post hole is formed in the first sliding block (5), the first inclined guide post (23) is located in the first inclined guide post hole during die assembly, a fixed block (26) is fixed to the bottom of the second sliding block (6), one end of the fixed block (26) extends out of the second sliding block (6), a second inclined guide post hole is formed in the portion, extending out of the second sliding block (6), of the fixed block (26), and the second inclined guide post (24) penetrates through the second inclined guide post hole during die assembly;
a locking adjusting block (11) is arranged at the bottom of the second sliding block (6), two screw holes (111) are formed in the locking adjusting block (11), and a screw (22) penetrates through the screw holes (111) and installs the locking adjusting block (11) at the bottom of the second sliding block (6);
two side surfaces of the first locking block (9) are respectively provided with a first guide sliding inclined surface (91), one side of the two first sliding blocks (5) opposite to each other is provided with a first sliding inclined surface (51) matched with the first guide sliding inclined surface (91), one side surface of the second locking block (10) is provided with a second guide sliding inclined surface (101), and one side of the second sliding block (6) tightly attached to the second locking block (10) is provided with a second sliding inclined surface (61);
a sliding block limiting block (19) is further fixed on the movable die, the sliding block limiting block (19) is located between the two first sliding blocks (5), a certain gap is reserved between the sliding block limiting block (19) and the first sliding block (5) as well as between the sliding block limiting block (19) and the second sliding block (6), a locking block groove (92) matched with the sliding block limiting block (19) is formed in the bottom of the first locking block (9), a protrusion (511) is further formed on the first sliding inclined plane (51), a processing screw (27) is horizontally arranged in the first sliding block (5), the cap head of the processing screw (27) is tightly attached to the surface of the protrusion (511), an avoiding groove (93) matched with the protrusion (511) is formed in the first guide sliding inclined plane (91), and an inclined plane is formed at the bottom of the avoiding groove (93);
a transmission block (8) is connected between the bottom of the second sliding block (6) and the bottom of the hidden drawing insert (7), an inclined guide sliding block (81) is arranged at one end, connected with the hidden drawing insert (7), of the transmission block (8), a sliding groove (811) is formed in the guide sliding block (81) in an inclined manner, the sliding groove (811) is located on the front side and the rear side of the guide sliding block (81), an installation groove (71) matched with the guide sliding block (81) is formed in the bottom of the hidden drawing insert (7), a clamping block (72) is formed by inward protruding two sides of a notch of the installation groove (71), the installation groove (71) and the clamping block (72) are both arranged in an inclined manner, the guide sliding block (81) is located in the installation groove (71), the clamping block (72) is located in the sliding groove (811), and a boss (82) is further formed at one end, connected with the second sliding block (6), of the transmission block (8), a clamping groove (83) is formed in the right side of the boss (82), a groove matched with the boss (82) is formed in the bottom of the second sliding block (6), a protruding strip matched with the clamping groove (83) is further formed in the bottom of the second sliding block (6), and a strip-shaped through hole (84) is further formed in the transmission block (8);
an insert pin (20) is fixed on the movable die, an ejector pin (21) is fixed at the end of the insert pin (20), a pin through hole is formed in the hidden extraction insert (7), the ejector pin (21) is located in the pin through hole, the end surface of the head of the ejector pin (21) and the upper surface of the hidden extraction insert (7) are located on the same plane when die assembly is carried out, and an arc-shaped groove (73) matched with the insert pin (20) is further formed in the bottom of the hidden extraction insert (7);
the movable mould system has ejector pin hole (15) and spring hole (16), ejector pin hole (15) are located the top of spring hole (16) and with spring hole (16) form spacing step (17), be equipped with ejector pin (13) in ejector pin hole (15), ejector pin (13) pass through-hole (84) pass driving block (8) and cooperate with the product, the movable mould still includes thimble board (12), ejector pin (13) are fixed on thimble board (12), ejector pin (13) along with ejector pin board (12) are in round trip movement in ejector pin hole (15), be equipped with spring (14) in spring hole (16), the both ends of spring (14) are fixed respectively ejector pin board (12) with on spacing step (17).
2. The double-cavity injection mold of the air conditioner hanging machine cover shell according to claim 1, characterized in that two sets of hot runner systems (28) are further fixed on the fixed mold, a double-layer flow distribution plate sixteen-point sequence valve (18) is arranged in the hot runner systems (28), the double-layer flow distribution plate sixteen-point sequence valve (18) comprises an upper layer flow distribution plate (181) and lower layer flow distribution plates (182) located at two ends of the bottom of the upper layer flow distribution plate (181), a flow passage inside the upper layer flow distribution plate (181) is communicated with a flow passage of the lower layer flow distribution plate (182), a main nozzle (183) is arranged on the upper layer flow distribution plate (181), eight sets of hot nozzles (184) are respectively arranged on the two lower layer flow distribution plates (182), and the hot nozzles (184) are matched with the mold cavity.
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| CN201910930787.4A CN110480954B (en) | 2019-09-29 | 2019-09-29 | Double-mold-cavity injection mold of air conditioner hanging machine housing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910930787.4A CN110480954B (en) | 2019-09-29 | 2019-09-29 | Double-mold-cavity injection mold of air conditioner hanging machine housing |
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| CN110480954B true CN110480954B (en) | 2021-05-11 |
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| CN111331796B (en) * | 2020-04-07 | 2022-02-11 | 浙江台州美多模具有限公司 | Fixed die inclined ejection mechanism of injection mold |
| CN111452317B (en) * | 2020-04-10 | 2021-10-08 | 广东博智林机器人有限公司 | Mold opening sequence control mechanism and mold system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH653286A5 (en) * | 1981-07-22 | 1985-12-31 | Apparate & Werkzeugbau Ag | Multi-cavity injection mould |
| US5922367A (en) * | 1997-03-26 | 1999-07-13 | The Whitaker Corporation | Injection mold having heated sprue bushing |
| CN201677466U (en) * | 2010-04-13 | 2010-12-22 | 台州市黄岩大盛模塑有限公司 | Demoulding mechanism in inverted buckle slider of car rear lampshade |
| JP2013193396A (en) * | 2012-03-22 | 2013-09-30 | Ricoh Co Ltd | Injection molding die |
| CN203409979U (en) * | 2013-08-02 | 2014-01-29 | 台州市黄岩一精塑模有限公司 | Secondary demoulding mechanism for plastic bottle cap die |
| CN203818474U (en) * | 2014-02-21 | 2014-09-10 | 南京泉峰汽车精密技术有限公司 | Injection mold |
| CN204936081U (en) * | 2015-08-06 | 2016-01-06 | 浙江凯华模具有限公司 | Injection mold side wedge is the two mould emptier of interior back-off up and down |
| CN208745243U (en) * | 2018-09-11 | 2019-04-16 | 深圳市宝鸿精密模具股份有限公司 | A kind of automotive bumper mold |
| CN110154327B (en) * | 2019-06-25 | 2021-12-14 | 浙江台州美多模具有限公司 | Blind core-pulling mechanism of injection mold |
| CN210758929U (en) * | 2019-09-29 | 2020-06-16 | 浙江台州美多模具有限公司 | Double-mold-cavity injection mold of air conditioner hanging machine housing |
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