CN117001955A - Injection mold with high precision machining injection molding efficiency - Google Patents
Injection mold with high precision machining injection molding efficiency Download PDFInfo
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- CN117001955A CN117001955A CN202311101567.3A CN202311101567A CN117001955A CN 117001955 A CN117001955 A CN 117001955A CN 202311101567 A CN202311101567 A CN 202311101567A CN 117001955 A CN117001955 A CN 117001955A
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- fixedly connected
- fixed
- side walls
- side wall
- plate
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- 238000002347 injection Methods 0.000 title claims abstract description 46
- 239000007924 injection Substances 0.000 title claims abstract description 46
- 238000001746 injection moulding Methods 0.000 title claims abstract description 31
- 238000003754 machining Methods 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 35
- 238000007664 blowing Methods 0.000 claims description 10
- 238000000605 extraction Methods 0.000 claims description 8
- 238000010009 beating Methods 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 abstract description 18
- 239000004033 plastic Substances 0.000 abstract description 18
- 239000012535 impurity Substances 0.000 abstract description 16
- 238000000465 moulding Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 13
- 239000000428 dust Substances 0.000 abstract description 10
- 238000003756 stirring Methods 0.000 abstract description 3
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007787 solid Substances 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
- B29C45/34—Moulds having venting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/70—Maintenance
- B29C33/72—Cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
- B29C45/568—Applying vibrations to the mould parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7337—Heating or cooling of the mould using gas or steam
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses an injection mold with high precision machining injection molding efficiency, and relates to the technical field of injection molds. This kind of precision machining injection mold that injection efficiency is high, including setting up base, cover half, movable mould and the injection device on the injection molding machine body, the movable mould is connected with the top of base through moving mechanism. This kind of precision machining injection molding efficient injection mold can stir and form the circulation effect after cover half and movable mould compound die earlier to the air of mould intracavity, and impurity such as dust of being convenient for float, then carries out automatic exhaust with the air of mould intracavity, has improved exhaust efficiency and effect, simultaneously, is convenient for together take out impurity such as the dust that gets into the mould intracavity to, can reciprocate the vibrations to the top of cover half and movable mould, before moulding plastics, the impurity of cover half and movable mould surface adhesion of being convenient for breaks away from, after moulding plastics the completion, the drawing of patterns of the product of being convenient for, thereby efficiency and the quality of moulding plastics are improved.
Description
Technical Field
The invention relates to the technical field of injection molds, in particular to an injection mold with high precision machining injection efficiency.
Background
In the field of precision machining, when products are subjected to injection molding, injection molds are needed, and are important technological equipment for producing various industrial products, and with the rapid development of plastic industry and the popularization and application of plastic products in the industrial departments of aviation, aerospace, electronics, machinery, ships, automobiles and the like, the injection molds are widely applied to various industries. The traditional injection mold consists of a movable mold and a fixed mold, wherein the movable mold is arranged on a movable mold plate of the injection molding machine, the fixed mold is arranged on a fixed mold plate of the injection molding machine, the movable mold and the fixed mold are closed to form a pouring system and a mold cavity during injection molding, and the movable mold and the fixed mold are separated during mold opening so as to take out plastic products.
At present, exhaust of an injection mold in the mold industry is basically realized by manufacturing an exhaust groove on an insert, forming a hole on a template to discharge gas in an injection cavity of the mold to the outside of the mold, discharging the gas in the injection cavity of the mold to the outside of the cavity, and at present, mainly using an injection molding machine to simultaneously pressurize injection molding plastic in the cavity of the mold during injection molding, forcibly discharging generated exhaust gas to the outside of the mold through the exhaust groove on the insert.
Disclosure of Invention
The invention aims to provide an injection mold with high precision machining injection efficiency, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the injection mold comprises a base, a fixed mold, a movable mold and an injection device, wherein the base, the fixed mold, the movable mold and the injection device are arranged on an injection molding machine body, the movable mold is connected with the top of the base through a moving mechanism, two semicircular exhaust holes are formed in the tops of the fixed mold and the movable mold, a semicircular plate is fixedly connected to the top of each exhaust hole, and an air extraction mechanism for automatically extracting air from the exhaust holes is arranged at the top of the base;
the air extraction mechanism comprises a first supporting plate fixedly connected to the top of the base, a working cylinder is fixedly inserted into the side wall of the first supporting plate, a piston is slidably connected in the working cylinder, the end part of the working cylinder is fixedly connected with an air outlet pipe, a first one-way valve is arranged in the air outlet pipe, a first fixed pipe is fixedly inserted into the top of one semicircular plate, a second fixed pipe is fixedly inserted into the top of the other semicircular plate, a first hose is fixedly connected between the first fixed pipe and the second fixed pipe, a second one-way valve is arranged in the first hose, a third fixed pipe is fixedly connected to the end part of the working cylinder, the utility model discloses a fixed mould, including fixed mould, first hose, second hose, third check valve, fixed pipe of third, the upper end fixedly connected with collection box of fixed pipe of third, the top fixedly connected with fourth of collection box, and fixedly connected with second hose between fixed pipe of fourth and the first hose, the lateral wall of fixed pipe of first fixed pipe and second is provided with first break-make mechanism, and the lateral wall of fixed pipe of fourth is provided with the second break-make mechanism, be provided with pressure mechanism in the fixed pipe of first, be provided with blast mechanism in the fixed pipe of second, and the top of movable mould is provided with the vibration mechanism who is used for beating vibrations to cover half and movable mould.
Preferably, the moving mechanism comprises two symmetrically arranged fixed blocks fixedly connected to the top of the base, the side walls of the fixed blocks are fixedly connected with guide rods, the side walls of the guide rods are sleeved with moving blocks, the moving blocks are fixed with the side walls of the pistons, the side walls of the moving blocks are connected with threaded rods in a threaded mode, the two ends of the threaded rods are rotationally connected with the side walls of the fixed blocks, the side walls of the fixed blocks are fixedly connected with motors, the output ends of the motors are fixed with one ends of the threaded rods, the side walls of the moving blocks are inserted with two symmetrically arranged first T-shaped guide rods, one ends of the first T-shaped guide rods are fixed with the side walls of the movable mold, and the side walls of the first T-shaped guide rods are sleeved with first springs.
Preferably, the first on-off mechanism comprises a first fixed cover fixedly inserted into the side walls of the first fixed pipe and the second fixed pipe, a first sealing plate is connected in the first fixed cover in a sliding manner, a first through hole is formed in the top of the first sealing plate, two symmetrically arranged first connecting blocks are fixedly connected to the side walls of the first sealing plate, a second T-shaped guide rod is fixedly connected to the side walls of the first connecting blocks, a second connecting block is sleeved on the side walls of the second T-shaped guide rod, the side walls of the second connecting block are fixed with the side walls of the first fixed cover, and a second spring is sleeved on the side walls of the second T-shaped guide rod.
Preferably, the second breaking mechanism comprises a second fixed cover fixedly inserted into the side wall of the fourth fixed pipe, a second sealing plate is connected in the second fixed cover in a sliding manner, a second through hole is formed in the side wall of the second sealing plate, two symmetrically-arranged third connecting blocks are fixedly connected to the side wall of the second sealing plate, a third T-shaped guide rod is fixedly connected to the top of the third connecting block, a fourth connecting block is sleeved on the side wall of the third T-shaped guide rod, the fourth connecting block is fixed to the side wall of the second fixed cover, a third spring is sleeved on the side wall of the third T-shaped guide rod, and the movement of the first sealing plate and the second sealing plate is pushed by the pushing mechanism.
Preferably, the blowing mechanism comprises a supporting block fixedly connected in a second fixed pipe, the bottom of the supporting block is rotationally connected with a fan through a first rotating shaft, the upper end of the first rotating shaft is fixedly connected with a driven bevel gear, the second fixed pipe is rotationally connected with a driving bevel gear through a second rotating shaft, and the rotation of the first rotating shaft is driven by a driving mechanism.
Preferably, the driving mechanism comprises a second supporting plate fixedly connected to the top of the movable mould, the second rotating shaft is rotationally connected with the side wall of the second supporting plate, a gear is fixedly sleeved on the side wall of the second rotating shaft, the side wall of the second supporting plate is connected with a rack through a reset mechanism, the side wall of the rack is fixedly connected with a first connecting plate, the lower end of the first connecting plate is fixedly connected with a first pushing block, and the first pushing block comprises a first inclined plane.
Preferably, the pushing mechanism comprises an L-shaped block fixedly connected to the side wall of the third connecting block, the side wall of the first connecting block is fixedly connected with a pushing plate, the side wall of the first sealing plate is fixedly connected with a second pushing block, and the second pushing block comprises a second inclined surface.
Preferably, the reset mechanism comprises two symmetrically arranged second connecting plates fixedly connected to the side wall of the second supporting plate, two symmetrically arranged fixing rods are fixedly connected to the side wall of the second connecting plates, the rack is sleeved on the side wall of the fixing rods, and a fourth spring is sleeved on the side wall of the fixing rods.
Preferably, the pressure mechanism comprises a conical tube and a hollowed-out disc which are fixedly connected in the first fixed tube, and a ball is connected to the bottom of the hollowed-out disc through a fifth spring.
Preferably, the vibration mechanism comprises a U-shaped plate fixedly connected to the top of the movable die, the top of the U-shaped plate is fixedly connected with a fourth T-shaped guide rod which is symmetrically arranged, a sixth spring is sleeved on the side wall of the fourth T-shaped guide rod, a movable plate is sleeved on the side wall of the fourth T-shaped guide rod, a plurality of knocking rods are fixedly connected to the bottom of the movable plate, a fixed ring is sleeved on the side wall of the second rotating shaft, and a plurality of protrusions which are arranged in an array are fixedly connected to the side wall of the fixed ring.
Compared with the prior art, the invention has the beneficial effects that:
(1) The injection mold with high precision machining injection molding efficiency is provided with an air extraction mechanism and the like, when injection molding is carried out, the moving mechanism drives the moving block to move, meanwhile, the piston is driven to synchronously move, so that negative pressure is generated in the working cylinder, when the moving mold is propped against the fixed mold, the first spring is gradually compressed, meanwhile, the moving block is propped against the first inclined surface, so that the first pushing block and the first connecting plate are pushed to move upwards, the first connecting plate is driven to move upwards and prop against the second inclined surface, so that the first sealing plate is pushed to slide into the first fixed cover, meanwhile, the second spring is compressed, the first through hole is gradually aligned with the first fixed pipe, and the first connecting plate is driven to move upwards when moving upwards, the gear is pushed to rotate with the second rotating shaft, and the rotation of the second rotating shaft drives the driving bevel gear and the driven bevel gear to rotate, and then drive first pivot and fan to rotate to blow through the operation of second fixed pipe, make the air in the first hose get into the mould intracavity, and stir inside air, when the air pressure in the mould intracavity is great, promote the ball and upwards remove, simultaneously, the fifth spring is compressed, at this moment, air in the mould intracavity is discharged through first fixed pipe and is got into after the first hose and is continually blown into the mould intracavity, so reciprocating, can stir the air in the mould intracavity and form the circulation effect, impurity such as dust float of being convenient for, when first connecting plate and L shape piece offset, promote the second closing plate upwards to remove, simultaneously, the third spring is compressed, make second through-hole and fourth fixed pipe align, at this moment, air in the mould chamber is taken out through first fixed pipe, and get into the collecting box through second hose and fourth fixed pipe after and filter, the air after filtering gets into in the working cylinder through the fixed pipe of third, thereby can be before moulding plastics, carry out automatic exhaust with the air in the mould chamber, and improved exhaust efficiency and effect, and then improve efficiency and the effect of moulding plastics, and be convenient for together take out the impurity such as dust that gets into the mould intracavity, guarantee the quality of moulding plastics, after the completion of moulding plastics, make movable mould and cover half separate through moving mechanism, at this moment, movable block and piston remove and reset, thereby extrude the air after filtering in the working cylinder through the second inclined plane, and can be used for carrying out the cooling of blowing to the product after moulding plastics, guarantee the effect of cooling, simultaneously, avoid impurity adhesion such as dust in the air at the surface of product when blowing, guarantee the quality of product.
(2) This kind of precision machining injection mold that efficiency is high, through setting up vibration mechanism etc., when the second pivot rotates, drive solid fixed ring and carry out synchronous rotation, when protruding and the top of movable plate offset, promote the movable plate and strike the pole and move down, simultaneously, sixth spring is compressed, when protruding top of crossing the movable plate, the movable plate can reciprocate under the effect of sixth spring with strike the pole and reset, so reciprocating, can make to strike the pole and beat reciprocating the vibrations to the top of cover half and movable mould, before moulding plastics, the impurity of cover half and movable mould surface adhesion of being convenient for breaks away from, after moulding plastics the completion, the drawing of patterns of the product of being convenient for is improved the efficiency and the quality of moulding plastics.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the position of the air extraction mechanism according to the present invention;
FIG. 3 is an enlarged schematic view of the structure shown at A in FIG. 1;
FIG. 4 is an enlarged schematic view of the structure shown at B in FIG. 2;
FIG. 5 is an enlarged schematic view of FIG. 4 at C;
FIG. 6 is an enlarged schematic view of the structure of FIG. 4 at D;
FIG. 7 is an enlarged schematic view of the structure of FIG. 6 at E;
fig. 8 is an enlarged schematic view of the structure at F in fig. 6.
In the figure: 1. an injection molding machine body; 101. a base; 102. a fixed mold; 103. a movable mold; 104. an injection device; 2. a moving mechanism; 201. a fixed block; 202. a guide rod; 203. a threaded rod; 204. a motor; 205. a moving block; 206. a first T-shaped guide bar; 207. a first spring; 3. a pushing mechanism; 301. an L-shaped block; 302. a pushing plate; 303. a second pushing block; 304. a second inclined surface; 4. a first on-off mechanism; 401. a first fixed cover; 402. a first sealing plate; 403. a first through hole; 404. a first connection block; 405. a second T-shaped guide bar; 406. a second connection block; 407. a second spring; 5. a second switching mechanism; 501. a second fixed cover; 502. a second sealing plate; 503. a second through hole; 504. a fourth connecting block; 505. a third T-shaped guide bar; 506. a third connecting block; 507. a third spring; 6. a blowing mechanism; 601. a support block; 602. a first rotating shaft; 603. a fan; 604. a driven bevel gear; 605. a second rotating shaft; 606. a drive bevel gear; 7. a driving mechanism; 701. a second support plate; 702. a gear; 703. a rack; 704. a first connection plate; 705. a first push block; 706. a first inclined surface; 8. a reset mechanism; 801. a second connecting plate; 802. a fixed rod; 803. a fourth spring; 9. a pressure mechanism; 901. a conical tube; 902. a hollow disc; 903. a fifth spring; 904. a ball; 10. a vibration mechanism; 1001. a U-shaped plate; 1002. a fourth T-shaped guide bar; 1003. a sixth spring; 1004. a moving plate; 1005. knocking the rod; 1006. a fixing ring; 1007. a protrusion; 11. an exhaust hole; 12. a semicircular plate; 13. an air extraction mechanism; 1301. a first support plate; 1302. a working cylinder; 1303. a piston; 1304. an air outlet pipe; 1305. a first fixed tube; 1306. a first hose; 1307. a fourth fixed tube; 1308. a third fixed tube; 1309. a collection box; 1310. a second fixed tube; 1311. and a second hose.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, the present invention provides a technical solution: the injection mold comprises a base 101, a fixed mold 102, a movable mold 103 and an injection device 104 which are arranged on an injection molding machine body 1, wherein the movable mold 103 is connected with the top of the base 101 through a moving mechanism 2, two semicircular exhaust holes 11 are formed in the tops of the fixed mold 102 and the movable mold 103, a semicircular plate 12 is fixedly connected to the top of the exhaust holes 11, and an air exhaust mechanism 13 for automatically exhausting the exhaust holes 11 is arranged at the top of the base 101;
the air extraction mechanism 13 comprises a first support plate 1301 fixedly connected to the top of the base 101, a working cylinder 1302 is fixedly inserted into the side wall of the first support plate 1301, a piston 1303 is slidably connected in the working cylinder 1302, the end part of the working cylinder 1302 is fixedly connected with an air outlet pipe 1304, a first one-way valve is arranged in the air outlet pipe 1304, the conducting direction of the first one-way valve is from the working cylinder 1302 to the outside, a first fixed pipe 1305 is fixedly inserted into the top of one semicircular plate 12, a second fixed pipe 1310 is fixedly inserted into the top of the other semicircular plate 12, a first hose 1306 is fixedly connected between the first fixed pipe 1305 and the second fixed pipe 1310, a second one-way valve is arranged in the first hose 1306, the conducting direction of the second one-way valve is from the first fixed pipe 1305 to the second fixed pipe 1310, a third fixed pipe 1308 is fixedly connected to the end part of the working cylinder 1302, a third one-way valve is arranged in the third fixed pipe 1308, the conduction direction of the third one-way valve is from the collecting box 1309 to the inside of the working cylinder 1302, the collecting box 1309 is fixedly connected with the upper end of the third fixed pipe 1308, the fourth fixed pipe 1307 is fixedly connected with the top of the collecting box 1309, the second hose 1311 is fixedly connected between the fourth fixed pipe 1307 and the first hose 1306, the first on-off mechanism 4 is arranged on the side walls of the first fixed pipe 1305 and the second fixed pipe 1310, the second on-off mechanism 5 is arranged on the side wall of the fourth fixed pipe 1307, the pressure mechanism 9 is arranged in the first fixed pipe 1305, the blowing mechanism 6 is arranged in the second fixed pipe 1310, the vibration mechanism 10 for knocking and vibrating the fixed die 102 and the movable die 103 is arranged at the top of the movable die 103, after the fixed die 102 and the movable die 103 are clamped, air in the cavity is stirred first to form a circulation effect, impurities such as dust are convenient to float, then the air in the cavity is automatically discharged, the efficiency and the effect of exhaust are improved, simultaneously, be convenient for together take out the impurity such as dust that gets into the mould intracavity to, can reciprocate to beat the vibrations to the top of cover half 102 and movable mould 103, before moulding plastics, the impurity of cover half 102 and movable mould 103 surface adhesion of being convenient for breaks away from, after moulding plastics the completion, the drawing of patterns of the product of being convenient for, thereby improve efficiency and the quality of moulding plastics.
The moving mechanism 2 comprises two symmetrically arranged fixed blocks 201 fixedly connected to the top of the base 101, the side walls of the fixed blocks 201 are fixedly connected with guide rods 202, moving blocks 205 are sleeved on the side walls of the guide rods 202, the moving blocks 205 are fixedly connected with the side walls of pistons 1303, threaded rods 203 are connected to the side walls of the moving blocks 205 in a threaded mode, two ends of the threaded rods 203 are rotatably connected with the side walls of the fixed blocks 201, motors 204 are fixedly connected to the side walls of the fixed blocks 201, the output ends of the motors 204 are fixedly connected with one ends of the threaded rods 203, two symmetrically arranged first T-shaped guide rods 206 are inserted into the side walls of the moving blocks 205, one ends of the first T-shaped guide rods 206 are fixedly connected with the side walls of the moving die 103, first springs 207 are sleeved on the side walls of the first T-shaped guide rods 206, the motors 204 are started, the rotation of the motors 204 drive the threaded rods 203 to rotate, and then drive the moving blocks 205 to move synchronously, so that negative pressure is generated in the working cylinders 1302, and when the moving die 103 is propped against the fixed die 102, the first springs 207 are gradually compressed.
The first on-off mechanism 4 comprises a first fixed cover 401 fixedly inserted into the side walls of a first fixed pipe 1305 and a second fixed pipe 1310, a first sealing plate 402 is connected in a sliding manner in the first fixed cover 401, a first through hole 403 is formed in the top of the first sealing plate 402, two symmetrically arranged first connecting blocks 404 are fixedly connected to the side walls of the first sealing plate 402, a second T-shaped guide rod 405 is fixedly connected to the side walls of the first connecting blocks 404, a second connecting block 406 is sleeved on the side walls of the second T-shaped guide rod 405, the side walls of the second connecting block 406 are fixed to the side walls of the first fixed cover 401, a second spring 407 is sleeved on the side walls of the second T-shaped guide rod 405, when the movable die 103 is abutted against the fixed die 102, the first spring 207 is gradually compressed, the first sealing plate 402 is pushed to slide into the first fixed cover 401 through the pushing mechanism 3, and meanwhile, the second spring 1305 is compressed, and the first through hole 403 is gradually aligned with the first fixed pipe.
The second breaking mechanism 5 comprises a second fixing cover 501 fixedly inserted into the side wall of the fourth fixing tube 1307, a second sealing plate 502 is connected in the second fixing cover 501 in a sliding manner, a second through hole 503 is formed in the side wall of the second sealing plate 502, two symmetrically arranged third connecting blocks 506 are fixedly connected to the side wall of the second sealing plate 502, a third T-shaped guide rod 505 is fixedly connected to the top of each third connecting block 506, a fourth connecting block 504 is sleeved on the side wall of each third T-shaped guide rod 505, the fourth connecting block 504 is fixed to the side wall of the second fixing cover 501, a third spring 507 is sleeved on the side wall of each third T-shaped guide rod 505, the movement of the first sealing plate 402 and the second sealing plate 502 is pushed by the pushing mechanism 3, and meanwhile, the third spring 507 is compressed, so that the second through hole 503 is aligned with the fourth fixing tube 1307 when the first connecting plate 704 is abutted against the L-shaped block 301.
The blowing mechanism 6 comprises a supporting block 601 fixedly connected in a second fixed pipe 1310, the bottom of the supporting block 601 is rotationally connected with a fan 603 through a first rotating shaft 602, the upper end of the first rotating shaft 602 is fixedly connected with a driven bevel gear 604, the second fixed pipe 1310 is rotationally connected with a driving bevel gear 606 through a second rotating shaft 605, the first rotating shaft 602 is rotationally driven through a driving mechanism 7, and the driving mechanism 7 drives the first rotating shaft 602 to rotate and drives the fan 603 to rotate.
The driving mechanism 7 comprises a second supporting plate 701 fixedly connected to the top of the movable die 103, the second rotating shaft 605 is rotationally connected with the side wall of the second supporting plate 701, a gear 702 is fixedly sleeved on the side wall of the second rotating shaft 605, a rack 703 is connected to the side wall of the second supporting plate 701 through a reset mechanism 8, a first connecting plate 704 is fixedly connected to the side wall of the rack 703, a first pushing block 705 is fixedly connected to the lower end of the first connecting plate 704, the first pushing block 705 comprises a first inclined surface 706, the moving block 205 is abutted against the first inclined surface 706, so that the first pushing block 705 and the first connecting plate 704 are pushed to move upwards, when the first connecting plate 704 moves upwards, the rack 703 is driven to move upwards, the gear 702 and the second rotating shaft 605 are pushed to rotate, and the rotation of the second rotating shaft 605 drives a driving bevel gear 606 and a driven bevel gear 604 to rotate, and then the first rotating shaft 602 and the fan 603 are driven to rotate.
The pushing mechanism 3 comprises an L-shaped block 301 fixedly connected to the side wall of the third connecting block 506, the side wall of the first connecting plate 704 is fixedly connected with a pushing plate 302, the side wall of the first sealing plate 402 is fixedly connected with a second pushing block 303, the second pushing block 303 comprises a second inclined plane 304, the pushing plate 302 is driven to move upwards by the movement of the first connecting plate 704 and abut against the second inclined plane 304, so that the first sealing plate 402 is pushed to slide into the first fixed cover 401, when the first connecting plate 704 abuts against the L-shaped block 301, the second sealing plate 502 is pushed to move upwards, and meanwhile, the third spring 507 is compressed.
The reset mechanism 8 comprises two symmetrically arranged second connecting plates 801 fixedly connected to the side wall of the second supporting plate 701, two symmetrically arranged fixing rods 802 are fixedly connected to the side wall of the second connecting plates 801, racks 703 are sleeved on the side wall of the fixing rods 802, and fourth springs 803 are sleeved on the side wall of the fixing rods 802, so that the movement of the racks 703 is guided and reset.
The pressure mechanism 9 comprises a conical tube 901 and a hollowed-out disc 902 which are fixedly connected in a first fixed tube 1305, the bottom of the hollowed-out disc 902 is connected with a ball 904 through a fifth spring 903, when the air pressure in the die cavity is large, the ball 904 is pushed to move upwards, and meanwhile, the fifth spring 903 is compressed.
The vibration mechanism 10 comprises a U-shaped plate 1001 fixedly connected to the top of the movable mold 103, two symmetrically arranged fourth T-shaped guide rods 1002 are fixedly connected to the top of the U-shaped plate 1001, a sixth spring 1003 is sleeved on the side wall of the fourth T-shaped guide rods 1002, a movable plate 1004 is sleeved on the side wall of the fourth T-shaped guide rods 1002, a plurality of knocking rods 1005 are fixedly connected to the bottom of the movable plate 1004, a fixed ring 1006 is fixedly sleeved on the side wall of the second rotating shaft 605, a plurality of protrusions 1007 are fixedly connected to the side wall of the fixed ring 1006, the fixed ring 1006 is driven to synchronously rotate when the second rotating shaft 605 rotates, the movable plate 1004 and the knocking rods 1005 are pushed to move downwards when the protrusions 1007 are propped against the top of the movable plate 1004, meanwhile, the movable plate 1004 and the knocking rods 1005 can move upwards under the action of the sixth spring 1003 to reset, so the reciprocating rods 1005 can make reciprocating knocking on the top of the fixed mold 102 and the movable mold 103 vibrate, the fixed mold 103 and impurities are convenient to adhere to the surface of the fixed mold 102 and the surface of the movable mold after the impurities are separated from the surface of the fixed mold and the injection molding quality is improved, and injection molding quality is convenient to finish.
Working principle: when in use, during injection molding, the moving mechanism 2 drives the moving block 205 to move, and meanwhile, drives the piston 1303 to synchronously move, so that negative pressure is generated in the working cylinder 1302, when the moving die 103 abuts against the fixed die 102, the first spring 207 is gradually compressed, and meanwhile, the moving block 205 abuts against the first inclined plane 706, so that the first pushing block 705 and the first connecting plate 704 are pushed to move upwards, and the movement of the first connecting plate 704 drives the pushing plate 302 to move upwards and abut against the second inclined plane 304, so that the first sealing plate 402 is pushed to slide into the first fixed cover 401, and meanwhile, the second spring 407 is compressed, so that the first through hole 403 is gradually aligned with the first fixed pipe 1305;
when the first connecting plate 704 moves upwards, the rack 703 is driven to move upwards, meanwhile, the fourth spring 803 is compressed, the gear 702 and the second rotating shaft 605 are pushed to rotate, the second rotating shaft 605 drives the driving bevel gear 606 and the driven bevel gear 604 to rotate, and then the first rotating shaft 602 and the fan 603 are driven to rotate, so that air in the first hose 1306 enters the mold cavity and is stirred through the second fixed pipe 1310, when the air pressure in the mold cavity is high, the ball 904 is pushed to move upwards, meanwhile, the fifth spring 903 is compressed, at the moment, the air in the mold cavity is discharged through the first fixed pipe 1305 and enters the first hose 1306 and is continuously blown into the mold cavity, and the air in the mold cavity can be stirred and forms a circulating effect, so that impurities such as dust and the like are convenient to float;
when the first connecting plate 704 abuts against the L-shaped block 301, the second sealing plate 502 is pushed to move upwards, meanwhile, the third spring 507 is compressed, so that the second through hole 503 is aligned with the fourth fixed pipe 1307, at the moment, air in the mold cavity is pumped out through the first fixed pipe 1305 and enters the collecting box 1309 for filtering after passing through the second hose 1311 and the fourth fixed pipe 1307, and the filtered air enters the working cylinder 1302 through the third fixed pipe 1308, so that the air in the mold cavity can be automatically discharged before injection molding, the efficiency and the effect of exhaust are improved, the efficiency and the effect of injection molding are improved, impurities such as dust entering the mold cavity are conveniently pumped out together, and the quality of injection molding is guaranteed;
meanwhile, when the second rotating shaft 605 rotates, the fixed ring 1006 is driven to synchronously rotate, when the protrusion 1007 abuts against the top of the moving plate 1004, the moving plate 1004 and the knocking rod 1005 are pushed to move downwards, meanwhile, the sixth spring 1003 is compressed, when the protrusion 1007 passes over the top of the moving plate 1004, the moving plate 1004 and the knocking rod 1005 can move upwards to reset under the action of the sixth spring 1003, and the knocking rod 1005 can reciprocate and knock the top of the fixed die 102 and the movable die 103 to vibrate, impurities adhered to the surfaces of the fixed die 102 and the movable die 103 are convenient to separate before injection molding, and after injection molding is finished, demolding of products is convenient, so that injection molding efficiency and quality are improved;
after the injection molding is finished, the movable mold 103 and the fixed mold 102 are separated through the moving mechanism 2, at this time, the moving block 205 and the piston 1303 move and reset, so that air filtered in the working cylinder 1302 is extruded through the second inclined plane 304, and the air-blowing cooling device can be used for blowing and cooling a product after the injection molding, so that the cooling effect is ensured, and meanwhile, impurities such as dust in the air are prevented from adhering to the surface of the product during blowing, and the quality of the product is ensured.
Claims (10)
1. The utility model provides an injection mold that precision machining injection efficiency is high, includes base (101), cover half (102), movable mould (103) and injection device (104) that set up on injection molding machine body (1), its characterized in that: the movable die (103) is connected with the top of the base (101) through the moving mechanism (2), two semicircular exhaust holes (11) are formed in the tops of the fixed die (102) and the movable die (103), a semicircular plate (12) is fixedly connected to the top of the exhaust hole (11), and an air extraction mechanism (13) for automatically extracting air from the exhaust hole (11) is arranged in the top of the base (101);
the air extraction mechanism (13) comprises a first supporting plate (1301) fixedly connected to the top of the base (101), a working cylinder (1302) is fixedly inserted into the side wall of the first supporting plate (1301), a piston (1303) is connected in the working cylinder (1302) in a sliding manner, an air outlet pipe (1304) is fixedly connected to the end part of the working cylinder (1302), a first one-way valve is arranged in the air outlet pipe (1304), a first fixed pipe (1305) is fixedly inserted into the top of one semicircular plate (12), a second fixed pipe (1310) is fixedly inserted into the top of the other semicircular plate (12), a first hose (1306) is fixedly connected between the first fixed pipe (1305) and the second fixed pipe (1310), a second one-way valve is arranged in the first hose (1306), a third fixed pipe (1308) is fixedly connected to the end part of the working cylinder (1302), a collecting box (1309) is fixedly connected to the upper end of the third fixed pipe (1308), a fourth hose (1307) is fixedly connected to the top of the collecting box (1305), a first hose (1307) is fixedly connected to the first hose (1301) and the second hose (1304), and the lateral wall of fourth fixed pipe (1307) is provided with second breaking mechanism (5), be provided with pressure mechanism (9) in first fixed pipe (1305), be provided with in second fixed pipe (1310) and blow mechanism (6), and the top of movable mould (103) is provided with vibration mechanism (10) that are used for beating vibrations to cover half (102) and movable mould (103).
2. The injection mold with high precision machining injection efficiency according to claim 1, wherein: the moving mechanism (2) comprises two symmetrically arranged fixed blocks (201) fixedly connected to the top of the base (101), guide rods (202) are fixedly connected to the side walls of the fixed blocks (201), moving blocks (205) are sleeved on the side walls of the guide rods (202), the moving blocks (205) are fixed to the side walls of the pistons (1303), threaded rods (203) are connected to the side walls of the moving blocks (205) in a threaded mode, two ends of the threaded rods (203) are rotatably connected to the side walls of the fixed blocks (201), motors (204) are fixedly connected to the side walls of the fixed blocks (201), the output ends of the motors (204) are fixed to one ends of the threaded rods (203), first T-shaped guide rods (206) which are symmetrically arranged are inserted into the side walls of the moving blocks (205), one ends of the first T-shaped guide rods (206) are fixed to the side walls of the moving die (103), and first springs (207) are sleeved on the side walls of the first T-shaped guide rods (206).
3. The injection mold with high precision machining injection efficiency according to claim 1, wherein: the first on-off mechanism (4) comprises a first fixed cover (401) fixedly inserted into the side walls of a first fixed pipe (1305) and a second fixed pipe (1310), a first sealing plate (402) is connected in the first fixed cover (401) in a sliding mode, a first through hole (403) is formed in the top of the first sealing plate (402), two symmetrically arranged first connecting blocks (404) are fixedly connected to the side walls of the first sealing plate (402), a second T-shaped guide rod (405) is fixedly connected to the side walls of the first connecting blocks (404), a second connecting block (406) is sleeved on the side walls of the second T-shaped guide rod (405), the side walls of the second connecting block (406) are fixed with the side walls of the first fixed cover (401), and a second spring (407) is sleeved on the side walls of the second T-shaped guide rod (405).
4. An injection mold with high precision machining injection efficiency according to claim 3, characterized in that: the second breaking mechanism (5) comprises a second fixing cover (501) fixedly inserted into the side wall of a fourth fixing pipe (1307), a second sealing plate (502) is connected in the second fixing cover (501) in a sliding mode, a second through hole (503) is formed in the side wall of the second sealing plate (502), two symmetrically-arranged third connecting blocks (506) are fixedly connected to the side wall of the second sealing plate (502), a third T-shaped guide rod (505) is fixedly connected to the top of the third connecting block (506), a fourth connecting block (504) is sleeved on the side wall of the third T-shaped guide rod (505), the fourth connecting block (504) is fixed with the side wall of the second fixing cover (501), a third spring (507) is sleeved on the side wall of the third T-shaped guide rod (505), and the movement of the first sealing plate (402) and the second sealing plate (502) is pushed through a pushing mechanism (3).
5. The injection mold with high precision machining injection molding efficiency according to claim 4, wherein: the blowing mechanism (6) comprises a supporting block (601) fixedly connected in a second fixed pipe (1310), a fan (603) is rotatably connected to the bottom of the supporting block (601) through a first rotating shaft (602), a driven bevel gear (604) is fixedly connected to the upper end of the first rotating shaft (602), a driving bevel gear (606) is rotatably connected in the second fixed pipe (1310) through a second rotating shaft (605), and the rotation of the first rotating shaft (602) is driven through a driving mechanism (7).
6. The injection mold with high precision machining injection molding efficiency according to claim 5, wherein: the driving mechanism (7) comprises a second supporting plate (701) fixedly connected to the top of the movable die (103), the second rotating shaft (605) is rotationally connected with the side wall of the second supporting plate (701), a gear (702) is fixedly sleeved on the side wall of the second rotating shaft (605), a rack (703) is connected to the side wall of the second supporting plate (701) through a reset mechanism (8), a first connecting plate (704) is fixedly connected to the side wall of the rack (703), a first pushing block (705) is fixedly connected to the lower end of the first connecting plate (704), and the first pushing block (705) comprises a first inclined surface (706).
7. The injection mold with high precision machining injection efficiency according to claim 6, wherein: the pushing mechanism (3) comprises an L-shaped block (301) fixedly connected to the side wall of the third connecting block (506), the side wall of the first connecting plate (704) is fixedly connected with a pushing plate (302), the side wall of the first sealing plate (402) is fixedly connected with a second pushing block (303), and the second pushing block (303) comprises a second inclined plane (304).
8. The injection mold with high precision machining injection efficiency according to claim 6, wherein: the reset mechanism (8) comprises two symmetrically arranged second connecting plates (801) fixedly connected to the side walls of the second supporting plate (701), two symmetrically arranged fixing rods (802) are fixedly connected to the side walls of the second connecting plates (801), the rack (703) is sleeved on the side walls of the fixing rods (802), and fourth springs (803) are sleeved on the side walls of the fixing rods (802).
9. The injection mold with high precision machining injection efficiency according to claim 1, wherein: the pressure mechanism (9) comprises a conical tube (901) and a hollowed-out disc (902) which are fixedly connected in a first fixed tube (1305), and a ball (904) is connected to the bottom of the hollowed-out disc (902) through a fifth spring (903).
10. The injection mold with high precision machining injection efficiency according to claim 1, wherein: the vibration mechanism (10) comprises a U-shaped plate (1001) fixedly connected to the top of the movable die (103), a fourth T-shaped guide rod (1002) symmetrically arranged is fixedly connected to the top of the U-shaped plate (1001), a sixth spring (1003) is sleeved on the side wall of the fourth T-shaped guide rod (1002), a movable plate (1004) is sleeved on the side wall of the fourth T-shaped guide rod (1002), a plurality of knocking rods (1005) are fixedly connected to the bottom of the movable plate (1004), a fixed ring (1006) is fixedly sleeved on the side wall of the second rotary shaft (605), and a plurality of protrusions (1007) are fixedly connected to the side wall of the fixed ring (1006).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311101567.3A CN117001955A (en) | 2023-08-29 | 2023-08-29 | Injection mold with high precision machining injection molding efficiency |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311101567.3A CN117001955A (en) | 2023-08-29 | 2023-08-29 | Injection mold with high precision machining injection molding efficiency |
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| Publication Number | Publication Date |
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| CN117001955A true CN117001955A (en) | 2023-11-07 |
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|---|---|---|---|
| CN202311101567.3A Pending CN117001955A (en) | 2023-08-29 | 2023-08-29 | Injection mold with high precision machining injection molding efficiency |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117464932A (en) * | 2023-12-28 | 2024-01-30 | 大地(山东)汽车零部件有限公司 | Injection mold is used in production of automobile parts |
| CN118322501A (en) * | 2024-05-17 | 2024-07-12 | 中山市华海精密科技有限公司 | Injection molding device capable of reducing defective rate based on plastic processing |
-
2023
- 2023-08-29 CN CN202311101567.3A patent/CN117001955A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117464932A (en) * | 2023-12-28 | 2024-01-30 | 大地(山东)汽车零部件有限公司 | Injection mold is used in production of automobile parts |
| CN117464932B (en) * | 2023-12-28 | 2024-03-15 | 大地(山东)汽车零部件有限公司 | Injection mold is used in production of automobile parts |
| CN118322501A (en) * | 2024-05-17 | 2024-07-12 | 中山市华海精密科技有限公司 | Injection molding device capable of reducing defective rate based on plastic processing |
| CN118322501B (en) * | 2024-05-17 | 2024-09-24 | 中山市华海精密科技有限公司 | Injection molding device capable of reducing defective rate based on plastic processing |
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