CN112223662A - Automatic ejection device of injection mold - Google Patents
Automatic ejection device of injection mold Download PDFInfo
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- CN112223662A CN112223662A CN202011014082.7A CN202011014082A CN112223662A CN 112223662 A CN112223662 A CN 112223662A CN 202011014082 A CN202011014082 A CN 202011014082A CN 112223662 A CN112223662 A CN 112223662A
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- 238000002347 injection Methods 0.000 title claims abstract description 36
- 239000007924 injection Substances 0.000 title claims abstract description 36
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 230000002457 bidirectional effect Effects 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
-
- 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
- B29C33/20—Opening, closing or clamping
- B29C33/22—Opening, closing or clamping by rectilinear movement
-
- 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
- B29C45/2608—Mould seals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/66—Mould opening, closing or clamping devices mechanical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C2045/4036—Ejector constructions; Ejector operating mechanisms driven by a screw and nut mechanism
-
- 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
- B29C45/64—Mould opening, closing or clamping devices
- B29C2045/648—Rack and pinion means for mould opening and closing a pair of mould halves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of injection molds and discloses an automatic ejection device of an injection mold, which comprises a top plate, wherein support columns are fixedly mounted on two sides of the top plate, fixed plates are fixedly mounted on the sides, close to each other, of the two support columns, the same lower mold is fixedly mounted on the side, close to each other, of the two fixed plates, a lower mold cavity is formed in the top of the lower mold, a sliding groove is formed in the inner wall of the bottom of the lower mold cavity, a sealing groove is formed in the bottom of the lower mold and communicated with the sliding groove, two sliding plates are slidably mounted in the sealing groove, and rotating plates which are obliquely arranged are rotatably. The injection molding part ejection device is simple in structure and convenient to operate, the lower die cavity and the upper die cavity are conveniently closed and opened by vertically moving the upper die, and the injection molding part is ejected by moving the ejection plate, so that the yield of the injection molding part is improved, the injection molding part ejection device is convenient and ingenious to use, is suitable for wide popularization, and meets the use effect.
Description
Technical Field
The invention relates to the technical field of injection molds, in particular to an automatic ejection device of an injection mold.
Background
The mold opening and closing part of the injection molding machine of the ejection device is linked with the mold to realize the ejection and falling functions of the plastic products. The conventional ejection devices are usually provided with independent driving power, such as hydraulic pressure or pneumatic pressure. Although the hydraulic ejection device is convenient for adjusting speed, position and stroke, the result is complex and the force is small.
Although the method for blowing out the plastic product between the air pressures of the compressed air can not leave traces on the plastic product, an air passage and an air hole are required to be arranged on the die, an air source is required to be additionally arranged, the ejection efficiency is low, and the upper die and the lower die are inconvenient to be matched and opened, so that the requirements of users can not be met.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an automatic ejection device of an injection mold, which has the advantages that the up-and-down movement of an upper mold is convenient to carry out mold closing and mold opening on a lower mold cavity and an upper mold cavity, an injection molding piece is ejected through the movement of an ejection plate, the yield of the injection molding piece is improved, the use is convenient and ingenious, the device is suitable for wide popularization, the use effect is met, and the like, and the problem that although traces are not left on the plastic product by using a method for blowing out the plastic product between compressed air pressures, an air passage and an air hole are required to be arranged on the mold, an air source is required to be additionally arranged, the ejection efficiency is low, the mold closing and mold opening of the upper mold and the lower mold.
(II) technical scheme
In order to realize that the up-and-down movement of the upper die is convenient to carry out die assembly and die opening on the lower die cavity and the upper die cavity, and the injection molding part is ejected by the movement of the ejection plate, the yield of the injection molding part is improved, the use is convenient and ingenious, the injection molding part is suitable for wide popularization, and the purpose of using effect is met, the invention provides the following technical scheme: an automatic ejection device of an injection mold comprises a top plate, wherein support columns are fixedly mounted on two sides of the top plate, fixed plates are fixedly mounted on one sides, close to each other, of the two support columns, a same lower mold is fixedly mounted on one sides, close to each other, of the two fixed plates, a lower mold cavity is formed in the top of the lower mold, a sliding groove is formed in the inner wall of the bottom of the lower mold, a sealing groove is formed in the bottom of the lower mold and communicated with the sliding groove, two sliding plates are slidably mounted in the sealing groove, obliquely arranged rotating plates are rotatably mounted on the two sliding plates and hinged to each other, rotating seats are rotatably mounted at the ends, far away from the two sliding plates, of the two rotating plates, ejection plates are fixedly mounted at the top ends of the two rotating seats, fixed holes are formed in the two sliding plates, a same sealing plate is slidably mounted in the two, one side of one of the two support columns, which is close to the other support column, is provided with a rotating groove, the other support column is provided with a rotating hole, the rotating hole and the rotating groove are internally and rotatably provided with the same two-way screw rod, one end of the two-way screw rod penetrates through the two sliding plates and is in threaded connection with the two sliding plates, one side of the two support columns, which is close to each other, is provided with connecting plates, the two connecting plates are internally and respectively provided with limiting holes, the two limiting holes are internally and respectively and slidably provided with limiting rods, the top ends and the bottom ends of the limiting rods are respectively and fixedly connected with the top inner walls and the bottom inner walls of the corresponding connecting grooves, the ends, which are close to each other, of the two connecting plates respectively extend to the outer sides of the corresponding support columns and, the top fixed mounting of going up the mould has the slip post, and the thread groove has been seted up on the top of slip post, has seted up circular hole on the roof, and circular downthehole rotation installs the threaded rod, and the bottom of threaded rod extend to in the thread groove and with thread groove threaded connection.
Preferably, the top of roof fixed mounting has the rotating electrical machines, and the top of threaded rod extends to the top of roof and with rotating electrical machines's output shaft fixed connection.
Preferably, the fixed cover in the outside of threaded rod is equipped with first conical gear, has seted up the mounting hole on another support column, and the mounting rod is installed in the mounting hole rotation, and the one end of mounting rod extends to the outside of support column and fixed mounting has second conical gear, and second conical gear meshes with first conical gear mutually.
Preferably, the outer rings of the first bearings are fixedly mounted in the rotating groove and the rotating hole, and the bidirectional screw rod is fixedly connected with the inner rings of the two first bearings.
Preferably, a chain is meshed with the outer side of the bidirectional screw rod, and the bidirectional screw rod is in transmission connection with the mounting rod through the chain.
Preferably, the injection opening has been seted up at the top of last mould, and the injection opening is linked together with last mould cavity, and the top of going up the mould articulates there is sealed lid, and sealed lid and the sealed cooperation of injection opening.
Preferably, the circular hole is internally and fixedly provided with an outer ring of the second bearing, and the threaded rod is fixedly connected with an inner ring of the second bearing.
(III) advantageous effects
Compared with the prior art, the invention provides an automatic ejection device of an injection mold, which has the following beneficial effects:
1. according to the automatic ejection device of the injection mold, the rotating motor is started, the output shaft of the rotating motor drives the threaded rod to rotate, the threaded rod drives the sliding column to move through the threaded groove, the sliding column drives the upper mold to move, the upper mold drives the two connecting plates to slide in the two connecting grooves, the upper mold drives the upper mold cavity to move, the upper mold cavity is made to be in contact with the lower mold cavity, the lower mold cavity and the upper mold cavity are conveniently closed through up-down movement of the upper mold, then the sealing cover is opened, and materials are injected through the injection opening;
2. the automatic ejection device of the injection mold is formed, then the rotating motor is started anticlockwise, an output shaft of the rotating motor drives the threaded rod to rotate, an upper mold cavity is separated from a lower mold cavity, mold opening is conveniently carried out on the lower mold cavity and the upper mold cavity, meanwhile, the threaded rod drives the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the installation rod to rotate, the installation rod drives the bidirectional screw rod to rotate through a chain, the bidirectional screw rod drives the two sliding plates to move, the two sliding plates drive the two rotating plates to move, the sealing plate seals the sliding groove, meanwhile, the two rotating plates drive the two rotating seats to move, the two rotating seats drive the two same ejection plates to move, and injection molded parts are ejected through upward movement of the ejection plates;
the injection molding part ejection device is simple in structure and convenient to operate, the lower die cavity and the upper die cavity are conveniently closed and opened by vertically moving the upper die, and the injection molding part is ejected by moving the ejection plate, so that the yield of the injection molding part is improved, the injection molding part ejection device is convenient and ingenious to use, is suitable for wide popularization, and meets the use effect.
Drawings
Fig. 1 is a schematic front view of an automatic ejection device of an injection mold according to the present invention;
FIG. 2 is a schematic structural diagram of a portion A of an automatic ejection device of an injection mold according to the present invention;
FIG. 3 is a schematic structural diagram of a portion B of an automatic ejection device of an injection mold according to the present invention;
fig. 4 is a schematic structural diagram of a part C of an automatic ejection device of an injection mold according to the present invention.
In the figure: 1 top plate, 2 support columns, 3 fixing plates, 4 lower dies, 5 lower die cavities, 6 sliding grooves, 7 sealing grooves, 8 sliding plates, 9 rotating plates, 10 rotating seats, 11 ejector plates, 12 fixing holes, 13 sealing plates, 14 rotating grooves, 15 rotating holes, 16 bidirectional screw rods, 17 connecting grooves, 18 connecting plates, 19 limiting holes, 20 limiting rods, 21 upper dies, 22 upper die cavities, 23 sliding columns, 24 threaded grooves, 25 circular holes, 26 threaded rods, 27 rotating motors, 28 first bevel gears, 29 mounting holes, 30 mounting rods and 31 second bevel gears.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an automatic ejection device of an injection mold comprises a top plate 1, wherein support columns 2 are fixedly mounted on both sides of the top plate 1, a fixed plate 3 is fixedly mounted on one side of each support column 2, a lower mold 4 is fixedly mounted on one side of each fixed plate 3, a lower mold cavity 5 is formed in the top of the lower mold 4, a sliding groove 6 is formed in the inner wall of the bottom of the lower mold cavity 5, a sealing groove 7 is formed in the bottom of the lower mold 4, the sealing groove 7 is communicated with the sliding groove 6, two sliding plates 8 are slidably mounted in the sealing groove 7, obliquely arranged rotating plates 9 are rotatably mounted on the two sliding plates 8, the two rotating plates 9 are hinged to each other, rotating seats 10 are rotatably mounted at one ends of the two rotating plates 9 far away from the two sliding plates 8, ejector plates 11 are fixedly mounted at the top ends of the two rotating seats 10, and fixed holes 12, the two fixing holes 12 are internally and slidably provided with the same sealing plate 13, two ends of the sealing plate 13 are respectively and fixedly connected with the inner wall of one side of the corresponding sealing groove 7, one side of one of the two supporting columns 2 close to the other supporting column 2 is provided with a rotating groove 14, the other supporting column 2 is provided with a rotating hole 15, the rotating hole 15 and the rotating groove 14 are internally and rotatably provided with the same bidirectional screw rod 16, one end of the bidirectional screw rod 16 penetrates through the two sliding plates 8 and is in threaded connection with the two sliding plates 8, one side of the two supporting columns 2 close to each other is provided with a connecting groove 17, the two connecting grooves 17 are internally and respectively and slidably provided with a connecting plate 18, the two connecting plates 18 are respectively provided with a limiting hole 19, two limiting rods 20 are respectively and slidably arranged in the two limiting holes 19, and the top ends and the bottom ends of, two connecting plates 18 one end that are close to each other extend to the outside of corresponding support column 2 respectively and fixed mounting has same last mould 21, go up the bottom of mould 21 and seted up die cavity 22, and go up die cavity 22 and lower die cavity 5 looks adaptation, the top fixed mounting of going up mould 21 has sliding column 23, thread groove 24 has been seted up on sliding column 23's top, round hole 25 has been seted up on roof 1, threaded rod 26 is installed to round hole 25 internal rotation, and threaded rod 26's bottom extend to in the thread groove 24 and with thread groove 24 threaded connection.
In the invention, a rotating motor 27 is fixedly arranged at the top of the top plate 1, and the top end of the threaded rod 26 extends to the upper part of the top plate 1 and is fixedly connected with an output shaft of the rotating motor 27.
In the invention, the outer side of the threaded rod 26 is fixedly sleeved with a first conical gear 28, the other supporting column 2 is provided with a mounting hole 29, a mounting rod 30 is rotatably mounted in the mounting hole 29, one end of the mounting rod 30 extends to the outer side of the supporting column 2 and is fixedly provided with a second conical gear 31, and the second conical gear 31 is meshed with the first conical gear 28.
In the invention, the outer rings of the first bearings are fixedly arranged in the rotating groove 14 and the rotating hole 15, and the bidirectional screw rod 16 is fixedly connected with the inner rings of the two first bearings.
In the invention, a chain is meshed with the outer side of the bidirectional screw rod 16, and the bidirectional screw rod 16 is in transmission connection with the mounting rod 30 through the chain.
In the invention, the top of the upper die 21 is provided with an injection opening, the injection opening is communicated with the upper die cavity 22, the top of the upper die 21 is hinged with a sealing cover, and the sealing cover is in sealing fit with the injection opening.
In the invention, the outer ring of the second bearing is fixedly arranged in the circular hole 25, and the threaded rod 26 is fixedly connected with the inner ring of the second bearing.
To sum up, when the automatic ejection device of the injection mold is used, the rotating motor 27 is started, the rotating motor 27 is powered by mains supply, the rotating motor 27 is controlled by the control switch, the output shaft of the rotating motor 27 drives the threaded rod 26 to rotate, the threaded rod 26 drives the sliding column 23 to move through the threaded groove 24, the sliding column 23 drives the upper mold 21 to move, the upper mold 21 drives the two connecting plates 18 to slide in the two connecting grooves 17, the two limiting rods 20 limit the two connecting plates 18, meanwhile, the upper mold 21 drives the upper mold cavity 22 to move, so that the upper mold cavity 22 is contacted with the lower mold cavity 5, the lower mold cavity 5 and the upper mold cavity 22 are conveniently closed through up and down movement of the upper mold 21, then the sealing cover is opened, the rotating motor 27 is started anticlockwise after molding through the injection port, the output shaft of the rotating motor 27 drives the threaded rod 26 to rotate, the upper die cavity 22 is separated from the lower die cavity 5, so that the lower die cavity 5 and the upper die cavity 22 can be conveniently opened, meanwhile, the threaded rod 26 drives the first bevel gear 28 to rotate, the first bevel gear 28 drives the second bevel gear 31 to rotate, the second bevel gear 31 drives the mounting rod 30 to rotate, the mounting rod 30 drives the two-way screw rod 16 to rotate through a chain, the two-way screw rod 16 drives the two sliding plates 8 to move, the two sliding plates 8 drive the two rotating plates 9 to move, the sealing plate 13 seals the sliding groove 6, meanwhile, the two rotating plates 9 drive the two rotating seats 10 to move, the two rotating seats 10 drive the two same ejector plates 11 to move, injection molding pieces can be ejected through the ejector plates 11, and the lower die cavity 5 and the upper die cavity 22 can be conveniently closed and opened through the up and down movement of the upper die 21, the injection molding piece is ejected by moving the ejection plate 11, the yield of the injection molding piece is improved, the injection molding piece is convenient and ingenious to use, and the injection molding piece is suitable for wide popularization and meets the using effect.
It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The automatic ejection device of the injection mold comprises a top plate (1) and is characterized in that support columns (2) are fixedly mounted on two sides of the top plate (1), a fixed plate (3) is fixedly mounted on one side, close to each other, of the two support columns (2), a same lower mold (4) is fixedly mounted on one side, close to each other, of the two fixed plates (3), a lower mold cavity (5) is formed in the top of the lower mold (4), a sliding groove (6) is formed in the inner wall of the bottom of the lower mold cavity (5), a sealing groove (7) is formed in the bottom of the lower mold (4), the sealing groove (7) is communicated with the sliding groove (6), two sliding plates (8) are slidably mounted in the sealing groove (7), rotating plates (9) which are obliquely arranged are rotatably mounted on the two sliding plates (8), the two rotating plates (9) are hinged to each other, a rotating seat (10) is rotatably mounted at one, the top ends of the two rotating seats (10) are fixedly provided with ejector plates (11), the two sliding plates (8) are respectively provided with a fixed hole (12), the two fixed holes (12) are internally provided with the same sealing plate (13) in a sliding manner, two ends of the sealing plate (13) are respectively fixedly connected with the inner wall of one side of the corresponding sealing groove (7), one side of one supporting column (2) of the two supporting columns (2) close to the other supporting column (2) is provided with a rotating groove (14), the other supporting column (2) is provided with a rotating hole (15), the rotating hole (15) and the rotating groove (14) are rotatably provided with the same bidirectional screw rod (16), one end of the bidirectional screw rod (16) penetrates through the two sliding plates (8) and is in threaded connection with the two sliding plates (8), one side of the two supporting columns (2) close to each other is provided, connecting plates (18) are slidably mounted in the two connecting grooves (17), limiting holes (19) are formed in the two connecting plates (18), limiting rods (20) are slidably mounted in the two limiting holes (19), the top ends and the bottom ends of the limiting rods (20) are fixedly connected with the inner walls of the top and the bottom of the corresponding connecting grooves (17) respectively, one ends, close to each other, of the two connecting plates (18) extend to the outer sides of the corresponding supporting columns (2) respectively and are fixedly provided with the same upper die (21), an upper die cavity (22) is formed in the bottom of the upper die (21), the upper die cavity (22) is matched with the lower die cavity (5), sliding columns (23) are fixedly mounted at the tops of the upper die (21), threaded grooves (24) are formed in the top ends of the sliding columns (23), circular holes (25) are formed in the top plate (1), threaded rods (26) are rotatably mounted in the circular holes, and the bottom end of the threaded rod (26) extends into the threaded groove (24) and is in threaded connection with the threaded groove (24).
2. The automatic ejection device of an injection mold according to claim 1, wherein: the top fixed mounting of roof (1) has rotating electrical machines (27), and the top of threaded rod (26) extend to the top of roof (1) and with rotating electrical machines (27)'s output shaft fixed connection.
3. The automatic ejection device of an injection mold according to claim 1, wherein: the fixed cover in outside of threaded rod (26) is equipped with first conical gear (28), has seted up mounting hole (29) on another support column (2), and mounting rod (30) are installed to mounting hole (29) internal rotation, and the one end of mounting rod (30) extends to the outside of support column (2) and fixed mounting has second conical gear (31), and second conical gear (31) mesh mutually with first conical gear (28).
4. The automatic ejection device of an injection mold according to claim 1, wherein: the two-way screw rod is characterized in that outer rings of first bearings are fixedly arranged in the rotating groove (14) and the rotating hole (15), and the two-way screw rod (16) is fixedly connected with inner rings of the two first bearings.
5. The automatic ejection device of an injection mold according to claim 1, wherein: the outer side of the bidirectional screw rod (16) is engaged with a chain, and the bidirectional screw rod (16) is in transmission connection with the mounting rod (30) through the chain.
6. The automatic ejection device of an injection mold according to claim 1, wherein: an injection opening is formed in the top of the upper die (21), the injection opening is communicated with the upper die cavity (22), a sealing cover is hinged to the top of the upper die (21), and the sealing cover is in sealing fit with the injection opening.
7. The automatic ejection device of an injection mold according to claim 1, wherein: an outer ring of the second bearing is fixedly arranged in the round hole (25), and the threaded rod (26) is fixedly connected with an inner ring of the second bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011014082.7A CN112223662A (en) | 2020-09-24 | 2020-09-24 | Automatic ejection device of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011014082.7A CN112223662A (en) | 2020-09-24 | 2020-09-24 | Automatic ejection device of injection mold |
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| Publication Number | Publication Date |
|---|---|
| CN112223662A true CN112223662A (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011014082.7A Pending CN112223662A (en) | 2020-09-24 | 2020-09-24 | Automatic ejection device of injection mold |
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| CN (1) | CN112223662A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112677410A (en) * | 2021-01-21 | 2021-04-20 | 宁接桂 | Plastic part injection mold facilitating demolding |
| CN112895347A (en) * | 2021-01-21 | 2021-06-04 | 黄晓铃 | Cell-phone shell injection mold convenient to pour into molten soup into |
| CN113414932A (en) * | 2021-06-25 | 2021-09-21 | 山东海丽管道科技有限公司 | Plastic pipe injection molding system |
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| CN211105331U (en) * | 2019-11-19 | 2020-07-28 | 上海铭阳模塑有限公司 | Yarn shaft injection mold |
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2020
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|---|---|---|---|---|
| CN208978146U (en) * | 2018-07-06 | 2019-06-14 | 浙江美仕达日用品有限公司 | A kind of containing box injection mold |
| CN109605682A (en) * | 2018-12-04 | 2019-04-12 | 江苏东弘塑业有限公司 | Injection mold |
| CN210233835U (en) * | 2019-07-11 | 2020-04-03 | 无锡市正红车厢有限公司 | Mold for manufacturing automobile skylight weather strip |
| CN211105331U (en) * | 2019-11-19 | 2020-07-28 | 上海铭阳模塑有限公司 | Yarn shaft injection mold |
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| CN112677410A (en) * | 2021-01-21 | 2021-04-20 | 宁接桂 | Plastic part injection mold facilitating demolding |
| CN112895347A (en) * | 2021-01-21 | 2021-06-04 | 黄晓铃 | Cell-phone shell injection mold convenient to pour into molten soup into |
| CN113414932A (en) * | 2021-06-25 | 2021-09-21 | 山东海丽管道科技有限公司 | Plastic pipe injection molding system |
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Application publication date: 20210115 |