CN116674162B - Injection molding die for oil seal - Google Patents
Injection molding die for oil seal Download PDFInfo
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- CN116674162B CN116674162B CN202310972062.8A CN202310972062A CN116674162B CN 116674162 B CN116674162 B CN 116674162B CN 202310972062 A CN202310972062 A CN 202310972062A CN 116674162 B CN116674162 B CN 116674162B
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- lifting
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 13
- 238000002347 injection Methods 0.000 claims abstract description 17
- 239000007924 injection Substances 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 81
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 238000009966 trimming Methods 0.000 abstract description 6
- 230000009471 action Effects 0.000 description 7
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000004073 vulcanization Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 125000003003 spiro group Chemical group 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 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
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
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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
- B29C45/1756—Handling of moulds or mould parts, e.g. mould exchanging means
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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
- B29C45/38—Cutting-off equipment for sprues or ingates
-
- 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/26—Sealing devices, e.g. packaging for pistons or pipe joints
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The application discloses an oil seal injection molding die, which relates to the field of dies and comprises a die cavity, an upper die plate, a middle die plate, a lower die plate, a guide plate and an ejector plate, and also comprises an adjusting mechanism, wherein the adjusting mechanism comprises a rotating plate, and the rotating plate is positioned below the guide plate; the lifting assembly is arranged at the top of the rotating plate and is used for driving the ejector plate and the middle die to move respectively; and the linkage assembly is connected with the lifting assembly and used for driving the upper template to move. The injection molding die of the oil seal improves the complex structure of the existing oil pump oil seal die, greatly increases the cavity number of a die cavity on a single die, ejects an injection head through the ejector rod and is automatically discharged, omits the flash trimming process of the oil pump oil seal, effectively simplifies the production process of oil pump oil seal products, and can be produced by only replacing corresponding die cavities when factories produce skeleton oil pump oil seals of similar sizes, thereby facilitating the rapid switching of the purposes of products and effectively improving the adaptability of the injection die.
Description
Technical Field
The application relates to the technical field of molds, in particular to an oil seal injection molding mold.
Background
The oil pump oil seal for the gearbox is one of important parts of the automobile gearbox, and mainly has the effects of sealing the automobile gearbox, keeping lubrication and internal oil circuit circulation of the gearbox, and a 100-ton vacuum flat vulcanizing machine is generally used in oil pump oil seal production.
The existing vulcanization mold is complex in structure, few in cavity number, low in vulcanization production efficiency, and after vulcanization production, rubber excess materials and burrs in production are generally removed by a separate trimming process, special equipment and personnel are needed in the trimming process, the production process is complex, the cavity number of the mold in production is improved, the production process is simplified, and the problem to be solved in oil pump oil seal production is solved urgently.
Disclosure of Invention
The application aims to provide an oil seal injection molding die, which aims to solve the problems that in the prior art, a vulcanizing die is complex in structure, few in die cavity number, low in vulcanizing production efficiency, and complex in production process, rubber residues and burrs in production are removed by a separate trimming process after vulcanizing production, and special equipment and personnel are required for the trimming process.
In order to achieve the above object, the present application provides the following technical solutions: the injection molding die comprises a die cavity, an upper die plate, a middle die plate, a lower die plate, a guide plate and an ejector plate, wherein the die cavity, the upper die plate, the middle die plate, the lower die plate and the guide plate are sequentially arranged from top to bottom, the guide plate is of a hollow structure, the ejector plate is positioned in the guide plate, the injection molding die further comprises an adjusting mechanism, the adjusting mechanism comprises a rotating plate, and the rotating plate is positioned below the guide plate;
the lifting assembly is arranged at the top of the rotating plate and is used for driving the ejector plate and the middle die to move respectively;
the linkage assembly is connected with the lifting assembly and used for driving the upper template to move;
the driving assembly is connected with the lifting assembly and used for driving the lifting assembly to operate;
and the blanking assembly is connected with the rotating plate and used for driving the rotating plate to rotate.
Further, four stand columns are installed at the top of rotating plate, the outside at four stand columns is all installed to cope match-plate pattern, well template, lower bolster and deflector, cope match-plate pattern and well template slip cup joint in the outside of four stand columns, pass through bolted connection between lower bolster and the deflector, the deflector passes through bolt fixed mounting in the outside of stand, the die cavity hole that is used for installing the mould die cavity has been seted up to the inside of cope match-plate pattern, well template and lower bolster, the inside at the die cavity hole is installed to the mould die cavity, and mould die cavity and die cavity hole are a plurality of, so can injection moulding a plurality of oil pump oil blanket simultaneously.
Further, the mould die cavity includes mould, well mould, lower mold core, ejector pin, lower mould, first spring and guide block, the center of going up the mould is equipped with the injection mouth, goes up the mould and passes through the bolt and be connected with the cope match-plate pattern, and well mould passes through the bolt and is connected with the lower bolster, the lower mold core sets up the middle part at the lower mould, ejector pin sliding connection is at the middle part of lower mold core and runs through the lower mold core setting, the top of ejector pin is provided with the glue accumulation mouth, the guide block is connected with the bottom of ejector pin, and the bottom of ejector pin is the screw, the screw has been seted up at the top of guide block, and the screw spiro union is in the inside of screw, forms detachable fixed connection, and the guide block can be followed the inside of lower bolster direction of height slip at the lower bolster, first spring housing is established in the outside of guide block, the bottom of guide block extends to the inside of deflector and is connected with the top of ejecting board, guide block and ejecting board pass through bolted connection, the mould cavity still includes the skeleton rather than the adaptation, space between lower mould and the lower mould is the product, the inside of product die cavity is installed at the cavity.
Further, the lifting assembly comprises two transmission shafts rotatably connected to the top of the rotating plate, two jacking assemblies respectively arranged at the top ends of the two transmission shafts, lifting blocks arranged on the two jacking assemblies and a fixing rod fixedly connected to the top of the two lifting blocks, wherein the top ends of the fixing rods are connected with the bottom of the ejection plate, one transmission shaft is connected with the linkage assembly, and the other transmission shaft is connected with the driving assembly.
Further, the jacking subassembly includes first lead screw, respectively rigid coupling at two polished rods at first lead screw both ends, respectively slide and cup joint two sliders and two second springs of respectively being established at two polished rod outsides at the outside of polished rod that slide, lifting block spiro union is in the outside of two first lead screws, one of them the bottom of polished rod and the top rigid coupling of transmission shaft, another one the top rigid coupling of polished rod has the stopper, and the diameter of polished rod is less than the diameter of first polished rod, one of them the one end of second spring and the bottom rigid coupling of slider, one of them the other end of second spring and the top rigid coupling of transmission shaft, the one end of another one second spring and the top rigid coupling of slider, another one the other end of second spring and the bottom rigid coupling of stopper.
Further, the lifting assembly further comprises a cylinder arranged on one side of the top of the rotating plate, and the extension end of the cylinder is connected with the middle die plate.
Further, the linkage assembly comprises a second screw rod rotatably connected to the other side of the top of the rotating plate, a driving block in threaded connection with the outer portion of the second screw rod and a first transmission piece arranged on the transmission shaft and the second screw rod, wherein the first transmission piece comprises two transmission wheels fixedly sleeved on the transmission shaft and the outer portion of the second screw rod respectively and a belt in transmission connection with the outer portions of the two transmission wheels.
Further, the driving assembly comprises a first motor arranged at the bottom of the rotating plate and a second transmission part arranged on the two transmission shafts, an output shaft of the first motor is fixedly connected with the other transmission shaft, and the second transmission part comprises two transmission wheels which are fixedly sleeved outside the two transmission shafts respectively and a belt which is in transmission connection with the outer parts of the two transmission wheels.
Further, the unloading subassembly includes the base and installs the second motor on the outer wall of base one side, the base is U type structure, the commentaries on classics board rotates to be connected on the inner wall of base, the output shaft and the commentaries on classics board of second motor are connected.
Compared with the prior art, the injection molding die for the oil seal has the following beneficial effects:
the application improves the complex structure of the prior oil pump oil seal mould, greatly increases the cavity number of the mould cavity on a single mould and improves the production efficiency of oil pump oil seal products;
according to the application, the injection stub bar is ejected out through the ejector rod and is automatically discharged, so that the flash trimming process of the oil seal of the oil pump is omitted, and the production process of the oil seal product of the oil pump is effectively simplified;
when factories produce oil seals of framework oil pumps with similar sizes, the oil seals can be produced by replacing corresponding mold cavities, so that the purposes of products can be conveniently and rapidly switched, and the adaptability of the injection mold is effectively improved;
the application has high degree of automation, reduces the operation of manual participation, and effectively improves the production efficiency and safety of oil seal products of the oil pump.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic view of a first perspective of an overall structure according to an embodiment of the present application;
FIG. 2 is a schematic view of a second perspective of the overall structure of an embodiment of the present application;
FIG. 3 is a schematic diagram of the connection of a mold cavity, an upper template, a middle template, a lower template, a guide plate and an ejector plate structure provided by the embodiment of the application;
fig. 4 is a schematic diagram of a mold cavity structure provided in an embodiment of the present application;
FIG. 5 is a schematic diagram of the positions of the upper and middle molds when the injection head is ejected;
FIG. 6 is a schematic diagram of a separation state of an upper die, a middle die and a lower die according to an embodiment of the present application;
fig. 7 is a schematic structural diagram of a separation state of a middle mold and an oil seal product of an oil pump according to an embodiment of the present application;
FIG. 8 is an enlarged schematic view of the structure shown at A in FIG. 1;
fig. 9 is an enlarged schematic view of the structure at B in fig. 2.
Reference numerals illustrate:
1. a mold cavity; 11. an upper die; 12. middle mold; 13. a lower mold core; 14. a push rod; 15. a lower die; 16. a first spring; 17. a guide block; 18. an injection port; 19. a glue accumulation port; 110. a skeleton; 111. a product cavity; 112. injecting a stub bar; 113. oil pump oil seal products; 2. an upper template; 3. a middle template; 4. a lower template; 5. a guide plate; 6. an ejector plate; 7. a column; 8. an adjusting mechanism; 81. a lifting assembly; 811. a transmission shaft; 812. a lifting block; 813. a fixed rod; 814. a first screw rod; 815. a polish rod; 816. a slide block; 817. a second spring; 818. a cylinder; 82. a linkage assembly; 821. a second screw rod; 822. a driving block; 823. a first transmission member; 83. a drive assembly; 831. a first motor; 832. a second transmission member; 84. a blanking assembly; 841. a base; 842. a second motor; 85. and (5) rotating the plate.
Detailed Description
In order to make the technical scheme of the present application better understood by those skilled in the art, the present application will be further described in detail with reference to the accompanying drawings.
Examples
Referring to fig. 1-7, an injection molding mold for oil seals comprises a mold cavity 1, an upper mold plate 2, a middle mold plate 3, a lower mold plate 4, a guide plate 5 and an ejector plate 6, wherein the mold cavity 1, the upper mold plate 2, the middle mold plate 3, the lower mold plate 4 and the guide plate 5 are sequentially arranged from top to bottom, the guide plate 5 is of a hollow structure, the ejector plate 6 is positioned in the guide plate 5, four upright posts 7 are arranged at the top of a rotating plate 85, the upper mold plate 2, the middle mold plate 3, the lower mold plate 4 and the guide plate 5 are all arranged outside the four upright posts 7, the upper mold plate 2 and the middle mold plate 3 are sleeved outside the four upright posts 7 in a sliding manner, the lower mold plate 4 and the guide plate 5 are connected through bolts, the guide plate 5 is fixedly arranged outside the upright posts 7, the mold cavity 1 is arranged inside the mold cavity hole, and the mold cavity 1 and the mold cavity hole are all multiple, so that multiple oil seals can be simultaneously injection molded.
The mold cavity 1 comprises an upper mold 11, a middle mold 12, a lower mold core 13, a push rod 14, a lower mold 15, a first spring 16 and a guide block 17, wherein an injection port 18 is arranged at the center of the upper mold 11, the upper mold 11 is connected with the upper mold plate 2 through a bolt, the middle mold 12 is connected with the middle mold plate 3 through a bolt, the lower mold 15 is connected with the lower mold plate 4 through a bolt, the lower mold core 13 is arranged in the middle of the lower mold 15, the push rod 14 is slidably connected in the middle of the lower mold core 13 and penetrates through the lower mold core 13, a glue accumulating port 19 is arranged at the top end of the push rod 14, the guide block 17 is connected with the bottom end of the push rod 14, a screw is arranged at the bottom end of the push rod 14, a screw hole is formed at the top of the guide block 17, the screw rod spiro union forms detachable fixed connection in the inside of screw, guide block 17 can be followed the slip of lower bolster 4 direction of height and is connected in the inside of lower bolster 4, first spring 16 cover is established in the outside of guide block 17, the bottom of guide block 17 extends to the inside of deflector 5 and is connected with the top of liftout plate 6, guide block 17 passes through bolted connection with liftout plate 6, mould die cavity 1 still includes the skeleton 110 rather than the looks adaptation, the space between lower bolster 15 and the lower mold core 13 is product die cavity 111, skeleton 110 is installed in the inside of product die cavity 111, the oil pump oil blanket product 113 after the shaping is with skeleton 110 structure as an organic whole.
Examples
Referring to fig. 1, 2, 3, 8 and 9, the present embodiment provides a technical solution based on embodiment 1: the device also comprises an adjusting mechanism 8, wherein the adjusting mechanism 8 comprises a rotating plate 85, and the rotating plate 85 is positioned below the guide plate 5; the lifting assembly 81 is arranged at the top of the rotating plate 85 and is respectively used for driving the ejector plate 6 and the middle template 3 to move, the lifting assembly 81 comprises two transmission shafts 811 rotatably connected at the top of the rotating plate 85, two lifting assemblies respectively arranged at the top ends of the two transmission shafts 811, lifting blocks 812 arranged on the two lifting assemblies and a fixing rod 813 fixedly connected at the top of the two lifting blocks 812, the top end of the fixing rod 813 is connected with the bottom of the ejector plate 6, one transmission shaft 811 is connected with the linkage assembly 82, and the other transmission shaft 811 is connected with the driving assembly 83;
the driving component 83 is connected with the lifting component 81 and is used for driving the lifting component 81 to operate, the driving component 83 comprises a first motor 831 arranged at the bottom of the rotating plate 85 and a second transmission piece 832 arranged on the two transmission shafts 811, an output shaft of the first motor 831 is fixedly connected with the other transmission shaft 811, the second transmission piece 832 comprises two transmission wheels fixedly sleeved outside the two transmission shafts 811 respectively and a belt in transmission connection with the outer parts of the two transmission wheels, the transmission shaft 811 is driven to rotate by starting the first motor 831, and the two transmission shafts 811 are driven to keep synchronous rotation by the action of the transmission connection of the second transmission piece 832;
the jacking component comprises a first screw rod 814, two polished rods 815 respectively fixedly connected with two ends of the first screw rod 814, two sliding blocks 816 respectively sleeved outside the two polished rods 815 in a sliding way, and two second springs 817 respectively sleeved outside the two polished rods 815, wherein a lifting block 812 is in threaded connection with the outside of the two first screw rods 814, the bottom end of one polished rod 815 is fixedly connected with the top end of a transmission shaft 811, the top end of the other polished rod 815 is fixedly connected with a limiting block, the diameter of the polished rod 815 is smaller than that of the first screw rod 814, one end of one second spring 817 is fixedly connected with the bottom of the sliding block 816, the other end of the other second spring 817 is fixedly connected with the top of the transmission shaft 811, the other end of the other second spring 817 is fixedly connected with the bottom of the limiting block, and when the two transmission shafts 811 rotate in the positive direction, the two first lead screws 814 are driven to synchronously rotate through the polished rod 815, so that the lifting block 812 is driven to move upwards, the ejector plate 6 is driven to move upwards through the fixed rod 813, when the lifting block 812 moves upwards to the top end of the first lead screw 814, the lifting block 812 is abutted with the sliding block 816, the first lead screw 814 continues to rotate, the lifting block 812 is driven to be always in a semi-separated state with the first lead screw 814 through the elastic action of the second spring 817 in cooperation with the sliding block 816 until the upper template 2 stops moving upwards, the two transmission shafts 811 rotate reversely, the two first lead screws 814 are driven to synchronously rotate through the polished rod 815, the lifting block 812 is in threaded connection with the first lead screw 814 through the elastic action of the second spring 817, so that the lifting block 812 is driven to move downwards, the ejector plate 6 is driven to move downwards through the fixed rod 813, and the lifting block 812 is abutted with the sliding block 816 below when the lifting block 812 moves downwards to the bottom end of the first lead screw 814, the first screw rod 814 continues to rotate, and the lifting block 812 is driven to be in a semi-separated state with the first screw rod 814 all the time by the elastic action of the second spring 817 below and the matching sliding block 816 until the upper die plate 2 is reset downwards to stop moving.
The lifting assembly 81 further comprises an air cylinder 818 installed on one side of the top of the rotating plate 85, the extension end of the air cylinder 818 is connected with the middle die plate 3, when the oil pump oil seal product 113 is demolded, the air cylinder 818 is controlled to extend upwards to drive the middle die plate 3 and the middle die 12 connected with the middle die plate 3 to synchronously move upwards, when the middle die plate 3 is reset, the extension end of the air cylinder 818 is controlled to retract to drive the middle die plate 3 and the middle die 12 connected with the middle die plate 3 to synchronously move downwards, and then a new framework 110 is placed inside the product cavity 111.
The linkage assembly 82 is connected with the lifting assembly 81 and is used for driving the upper die plate 2 to move, the linkage assembly 82 comprises a second screw rod 821 rotationally connected to the other side of the top of the rotating plate 85, a driving block 822 screwed on the outer portion of the second screw rod 821 and a first transmission part 823 arranged on the transmission shaft 811 and the second screw rod 821, the first transmission part 823 comprises two transmission wheels fixedly sleeved on the transmission shaft 811 and the outer portion of the second screw rod 821 respectively and a belt in transmission connection with the outer portions of the two transmission wheels, when the transmission shaft 811 rotates in the forward direction, the second screw rod 821 is driven to rotate in the forward direction through the effect of the transmission connection of the first transmission part 823, and then the driving block 822 is driven to rotate in the reverse direction through the effect of the transmission connection of the first transmission part 823 when the transmission shaft 811 rotates in the reverse direction.
The blanking component 84 is connected with the rotating plate 85 and is used for driving the rotating plate 85 to rotate, the blanking component 84 comprises a base 841 and a second motor 842 arranged on the outer wall of one side of the base 841, the base 841 is of a U-shaped structure, the rotating plate 85 is rotationally connected to the inner wall of the base 841, an output shaft of the second motor 842 is connected with the rotating plate 85, when the injection stub bar 112 is discharged, the rotating plate 85 can be driven to rotate forwards by controlling the second motor 842 to rotate forwards, so that the injection stub bar 112 is discharged forwards, a frame for recycling the injection stub bar 112 is placed in front, when the oil pump oil seal product 113 is discharged, the second motor 842 is controlled to rotate reversely, the rotating plate 85 is driven to rotate backwards, so that the oil pump oil seal product 113 is discharged backwards, and a frame for receiving the oil pump oil seal product 113 is placed at the rear.
Working principle: when in use, the upper die plate 2 is driven to move upwards to lift the upper die 11, the framework 110 is placed in the product cavity 111, the upper die plate 2 and the upper die 11 are driven to reset downwards, sizing material is injected into the product cavity 111 from the injection port 18, vulcanization molding is completed on the product, after the oil pump oil seal product 113 is molded, the rotating plate 85 can be driven to rotate forwards by 90 degrees by controlling the second motor 842 to rotate forwards, then the first motor 831 is controlled to drive the two transmission shafts 811 to rotate forwards synchronously, the second screw rod 821 is driven to rotate synchronously under the action of the transmission connection of the first transmission member 823, the transmission shafts 811 drive the two first screw rods 814 to rotate synchronously through the polished rod 815, the lifting block 812 is driven to move upwards, the ejector plate 6 is driven to move upwards through the fixed rod 813, the ejector rod 14 is driven to move upwards through the guide block 17, the injection head 112 on the glue accumulating port 19 is ejected upwards, when the lifting block 812 moves upwards to the top end of the first screw rod 814, the lifting block 812 is abutted against the sliding block 816, the first screw rod 814 continues to rotate, the lifting block 812 is driven to be always in a semi-separated state with the first screw rod 814 by the elastic action of the second spring 817 in cooperation with the sliding block 816, the driving block 822 is driven to synchronously move upwards when the second screw rod 821 rotates forwards, the upper die plate 2 and the upper die 11 are synchronously moved upwards, when the lifting block 812 stops moving upwards, the driving block 822 continues to drive the upper die plate 2 and the upper die 11 to continuously move upwards, the upper die 11 is far away from the injection head 112, the injection head 112 automatically falls into a frame in front under the action of gravity, then the second motor 842 is controlled to rotate reversely, the rotating plate 85 is driven to rotate backwards by 180 degrees, the cylinder 818 is controlled to extend upwards, the middle die plate 3 and the middle die 12 connected with the middle die plate 3 are driven to synchronously move upwards, and then drive oil pump oil blanket product 113 and the separation of product die cavity 111, rethread control cylinder 818 extends the end and withdraws, drive well template 3 and the well mould 12 that is connected with well template 3 reset and lower mould 15 butt, in this process, through the manual work with oil pump oil blanket product 113 whereabouts to the frame inside at rear, drive the rotation board 85 through control second motor 842 and rotate to initial position, place new skeleton 110 in the inside of product die cavity 111 to this circulation, the repeated production oil pump oil blanket product 113.
It should be noted that, the device structure and the drawings of the present application mainly describe the principle of the present application, in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, and on the premise that the person skilled in the art understands the principle of the present application, the specific details of the power mechanism, the power supply system and the control system can be clearly known, the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art; while certain exemplary embodiments of the present application have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the application. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the application, which is defined by the appended claims.
In the description of the present application, it should be understood that the directions or positional relationships indicated as being "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. are directions or positional relationships based on the drawings are merely for convenience of description of the present application and for simplification of description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
Claims (2)
1. The utility model provides an injection molding mould of oil blanket, includes mould die cavity (1), cope match-plate pattern (2), well template (3), lower bolster (4), deflector (5) and liftout plate (6), mould die cavity (1), cope match-plate pattern (2), well template (3), lower bolster (4), deflector (5) top-down set gradually, deflector (5) are hollow structure, liftout plate (6) are located the inside of deflector (5), a serial communication port, still include adjustment mechanism (8), adjustment mechanism (8) include swivel plate (85), swivel plate (85) are located the below of deflector (5);
four stand columns (7) are arranged at the top of the rotating plate (85), the upper die plate (2), the middle die plate (3), the lower die plate (4) and the guide plate (5) are all arranged outside the four stand columns (7), die cavity holes for installing the die cavity (1) are formed in the upper die plate (2), the middle die plate (3) and the lower die plate (4), and the die cavity (1) is arranged in the die cavity holes;
the die cavity (1) comprises an upper die (11), a middle die (12), a lower die core (13), a push rod (14), a lower die (15), a first spring (16) and a guide block (17), wherein an injection port (18) is formed in the center of the upper die (11), the lower die core (13) is arranged in the middle of the lower die (15), the push rod (14) is slidably connected in the middle of the lower die core (13) and penetrates through the lower die core (13), a glue accumulating port (19) is formed in the top end of the push rod (14), the guide block (17) is connected with the bottom end of the push rod (14), the first spring (16) is sleeved outside the guide block (17), and the bottom of the guide block (17) extends to the inside of the guide plate (5) and is connected with the top of the push rod (6).
The lifting assembly (81) is arranged at the top of the rotating plate (85) and is respectively used for driving the ejector plate (6) and the middle mold (3) to move, the lifting assembly (81) comprises two transmission shafts (811) rotatably connected at the top of the rotating plate (85), two lifting assemblies respectively arranged at the top ends of the two transmission shafts (811), lifting blocks (812) arranged on the two lifting assemblies and fixing rods (813) fixedly connected at the top of the two lifting blocks (812), the top ends of the fixing rods (813) are connected with the bottom of the ejector plate (6), one transmission shaft (811) is connected with the linkage assembly (82), and the other transmission shaft (811) is connected with the driving assembly (83);
the jacking assembly comprises a first screw rod (814), two polished rods (815) fixedly connected to two ends of the first screw rod (814) respectively, two sliding blocks (816) sleeved outside the two polished rods (815) respectively in a sliding manner, and two second springs (817) sleeved outside the two polished rods (815) respectively, wherein the lifting block (812) is in threaded connection with the outer parts of the two first screw rods (814), the bottom end of one polished rod (815) is fixedly connected with the top end of a transmission shaft (811), the top end of the other polished rod (815) is fixedly connected with a limiting block, and the diameter of the polished rod (815) is smaller than that of the first screw rod (814);
the linkage assembly (82) is connected with the lifting assembly (81) and used for driving the upper template (2) to move, the linkage assembly (82) comprises a second screw rod (821) rotatably connected to the other side of the top of the rotating plate (85), a driving block (822) screwed outside the second screw rod (821) and a first transmission part (823) arranged on the transmission shaft (811) and the second screw rod (821), and the first transmission part (823) comprises two transmission wheels fixedly sleeved outside the transmission shaft (811) and the second screw rod (821) respectively and a belt in transmission connection outside the two transmission wheels;
the driving assembly (83) is connected with the lifting assembly (81) and is used for driving the lifting assembly (81) to operate, the driving assembly (83) comprises a first motor (831) arranged at the bottom of the rotating plate (85) and a second transmission piece (832) arranged on two transmission shafts (811), an output shaft of the first motor (831) is fixedly connected with the other transmission shaft (811), and the second transmission piece (832) comprises two transmission wheels fixedly sleeved outside the two transmission shafts (811) respectively and a belt connected outside the two transmission wheels in a transmission way;
unloading subassembly (84), it is connected with rotating plate (85) for drive rotating plate (85) rotates, unloading subassembly (84) include base (841) and install second motor (842) on the outer wall of base (841) one side, base (841) are U type structure, rotating plate (85) rotate and connect on the inner wall of base (841), the output shaft of second motor (842) is connected with rotating plate (85).
2. An oil-sealed injection molding die according to claim 1, wherein the lifting assembly (81) further comprises a cylinder (818) mounted on the top side of the rotary plate (85), and an extension end of the cylinder (818) is connected to the middle die plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310972062.8A CN116674162B (en) | 2023-08-03 | 2023-08-03 | Injection molding die for oil seal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310972062.8A CN116674162B (en) | 2023-08-03 | 2023-08-03 | Injection molding die for oil seal |
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| CN116674162A CN116674162A (en) | 2023-09-01 |
| CN116674162B true CN116674162B (en) | 2023-10-03 |
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| CN202310972062.8A Active CN116674162B (en) | 2023-08-03 | 2023-08-03 | Injection molding die for oil seal |
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|---|---|
| CN116674162A (en) | 2023-09-01 |
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