CN210233671U - Pneumatic ejection long-distance core-pulling die - Google Patents
Pneumatic ejection long-distance core-pulling die Download PDFInfo
- Publication number
- CN210233671U CN210233671U CN201921015427.3U CN201921015427U CN210233671U CN 210233671 U CN210233671 U CN 210233671U CN 201921015427 U CN201921015427 U CN 201921015427U CN 210233671 U CN210233671 U CN 210233671U
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- groove
- die
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- fixedly mounted
- square
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- 239000000463 material Substances 0.000 claims abstract description 31
- 238000007789 sealing Methods 0.000 claims description 30
- 230000006978 adaptation Effects 0.000 claims description 26
- 238000007493 shaping process Methods 0.000 abstract description 3
- 238000007790 scraping Methods 0.000 description 5
- 238000007664 blowing Methods 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 206010028347 Muscle twitching Diseases 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000002337 anti-port Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
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Abstract
The utility model belongs to the field of dies, in particular to a pneumatic ejection long-distance core drawing die, which is realized by a motor aiming at the prior shaft core expansion drawing, has a complex operation structure, is inconvenient for pushing the formed material out of a die groove and can not meet the use requirement problem, the proposal is provided, which comprises a lower die and an upper die, wherein the top of the lower die is provided with the die groove, one side of the die groove is communicated with the shaft core, the inner wall of the bottom of the die groove is provided with a material pushing plate in a sliding way, the bottom of the material pushing plate is fixedly provided with four material pushing rods, the lower die is provided with a cavity, the bottom ends of the four material pushing rods all extend into the cavity and are fixedly provided with one end of a tension spring, the other end of the tension spring is fixedly arranged with the inner wall of the bottom of the cavity, one side of the lower die is provided with a fixed block, the utility model discloses convenient operation is convenient for release the material after the shaping, has satisfied the user demand.
Description
Technical Field
The utility model relates to the technical field of mold, especially, relate to a pneumatic ejecting long-distance core-pulling mould.
Background
In present daily life, a lot of plastic products all need to adopt the long-distance structure of loosing core, including lower mould and last mould, have seted up the model groove on the lower mould, axle core and model groove swing joint loose core through twitching the shape that can change the material.
The existing shaft core is telescopically drawn through a motor, the operation structure is complex, the molded material is not conveniently pushed out of a mold groove, and the use requirement cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the current flexible twitching of axle core and realizing through the motor, operating structure is complicated, and is not convenient for push out the die cavity with the material after the shaping, can not satisfy the user demand shortcoming, and the pneumatic ejecting long-distance core-pulling mould that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a pneumatic ejection long-distance core drawing die comprises a lower die and an upper die, wherein a die groove is formed in the top of the lower die, a shaft core is communicated with one side of the die groove, a material pushing plate is slidably mounted on the inner wall of the bottom of the die groove, four material pushing rods are fixedly mounted at the bottom of the material pushing plate, a cavity is formed in the lower die, the bottom ends of the four material pushing rods extend into the cavity and are fixedly mounted with one end of a tension spring, and the other end of the tension spring is fixedly mounted with the inner wall of the bottom of the cavity;
one side of lower mould is provided with the fixed block, has seted up the pressure chamber on the fixed block and has held the chamber, and the pressure chamber all communicates with same high pressure positive blower with holding on the chamber, holds the chamber and communicates with same connecting pipe on the cavity, and the one end of axle core extends to the pressure intracavity and fixed mounting has a pressure plate, and fixed mounting has same spring between one side inner wall of pressure plate and pressure chamber.
Preferably, the inner wall of the bottom of the accommodating cavity is provided with an adaptation groove, the connecting pipe is communicated with the adaptation groove, a sealing block is movably and hermetically connected in the adaptation groove, a sealing gasket is arranged at the bottom of the sealing block, the sealing block and the adaptation groove are both of a conical structure, and the sealing block and the adaptation groove are matched to seal the cavity.
Preferably, the same fixed rod is fixedly mounted on the inner walls of the two sides of the accommodating cavity, the threaded rod is rotatably mounted on the fixed rod and matched with the sealing block, the gear is fixedly mounted at the top end of the threaded rod, the same rectangular rod is slidably mounted between the pressure cavity and the accommodating cavity, the rack is fixedly mounted at one end of the rectangular rod and matched with the gear, the other end of the rectangular rod is fixedly connected with the pressure plate, and the sealing block can move by means of the rack, the gear and the threaded rod.
Preferably, the top of sealed piece has been seted up square groove, and slidable mounting has square piece in the square groove, and fixed mounting has clamping spring between the bottom of square piece and the bottom inner wall in square groove, and clamping spring can provide elasticity for sealed piece can be fine is sealed with the adaptation groove.
Preferably, the thread groove has been seted up at the top of square piece, threaded rod and thread groove threaded connection, and the bottom fixed mounting of dead lever has two gag lever posts, two gag lever posts all with square piece sliding connection, two gag lever posts carry on spacingly to square piece, can make square piece can only be along vertical square removal, high pressure positive blower's model be RBA, high pressure positive blower is for blowing and breathing in dual-purpose fan.
Compared with the prior art, the utility model has the advantages of:
(1) this scheme is passed through high pressure positive blower and is blown to the pressure chamber with holding the intracavity for the pressure plate drives the axle core and leaves mould type groove, can realize easy operation through pneumatics.
(2) This scheme pressure plate promotes the rack and removes for sealed piece leaves the adaptation groove, makes inside gaseous accessible connecting pipe gets into the cavity, makes the scraping wings release the material, conveniently gets the material.
(3) This scheme is reverse to be opened high pressure positive blower, and the elasticity of cooperation spring, pressure plate promote the axle core and enter into the die cavity inside, and the cavity is inside to produce the negative pressure simultaneously, cooperates the pulling force of extension spring for the scraping wings can downstream to the bottom in die cavity, convenient reprocessing.
(4) This scheme clamping spring can provide elasticity for sealed piece can be fine is sealed with the adaptation groove.
(5) Two stop levers of this scheme carry on spacingly to square piece, can make square piece can only be along vertical square removal.
The utility model discloses convenient operation is convenient for release the material after the shaping, has satisfied the user demand.
Drawings
Fig. 1 is a schematic structural view of a pneumatic ejection long-distance core-pulling mold according to the present invention;
fig. 2 is a schematic structural view of a portion a of a pneumatic ejection long-distance core-pulling mold according to the present invention;
fig. 3 is a schematic perspective view of a sealing block of a pneumatic ejection long-distance core-pulling mold according to the present invention.
In the figure: the device comprises a lower die 1, an upper die 2, a die type groove 3, a shaft core 4, a material pushing plate 5, a material pushing rod 6, a cavity 7, a tension spring 8, a pressure cavity 9, a pressure plate 10, a spring 11, a fixed block 12, a cavity 13, a rectangular rod 14, a fixed rod 15, a threaded rod 16, a sealing block 17, a square block 18, a limiting rod 19, a clamping spring 20, a rack 21, a gear 22, a matching groove 23 and a connecting pipe 24.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.
Example one
Referring to fig. 1-3, a pneumatic ejection long-distance core drawing die comprises a lower die 1 and an upper die 2, wherein a die groove 3 is formed in the top of the lower die 1, a shaft core 4 is communicated with one side of the die groove 3, a material pushing plate 5 is slidably mounted on the inner wall of the bottom of the die groove 3, four material pushing rods 6 are fixedly mounted at the bottom of the material pushing plate 5, a cavity 7 is formed in the lower die 1, the bottom ends of the four material pushing rods 6 extend into the cavity 7 and are fixedly mounted with one end of a tension spring 8, and the other end of the tension spring 8 is fixedly mounted with the inner wall of the bottom of the cavity;
one side of lower mould 1 is provided with fixed block 12, seted up pressure chamber 9 and hold the chamber 13 on the fixed block 12, pressure chamber 9 and hold and all communicate on the chamber 13 and have same high pressure positive blower, it has same connecting pipe 24 to communicate on chamber 13 and the cavity 7, the one end of axle core 4 extends to in the pressure chamber 9 and fixed mounting has pressure plate 10, fixed mounting has same spring 11 between one side inner wall of pressure plate 10 and pressure chamber 9, the last electric connection of high pressure positive blower has the controller, the model of controller is KONFIA.
In this embodiment, the inner wall of the bottom of the accommodating cavity 13 is provided with an adaptation groove 23, the connecting pipe 24 is communicated with the adaptation groove 23, the adaptation groove 23 is internally and movably connected with a sealing block 17 in a sealing manner, the bottom of the sealing block 17 is provided with a sealing gasket, the sealing block 17 and the adaptation groove 23 are both in a conical structure, and the sealing block 17 and the adaptation groove 23 are matched to seal the cavity 7.
In this embodiment, the same fixing rod 15 is fixedly mounted on the inner walls of the two sides of the accommodating cavity 13, the threaded rod 16 is rotatably mounted on the fixing rod 15, the threaded rod 16 is matched with the sealing block 17, the gear 22 is fixedly mounted at the top end of the threaded rod 16, the same rectangular rod 14 is slidably mounted between the pressure cavity 9 and the accommodating cavity 13, the rack 21 is fixedly mounted at one end of the rectangular rod 14, the rack 21 is matched with the gear 22, the other end of the rectangular rod 14 is fixedly connected with the pressure plate 10, and the sealing block 17 can move by the rack 21, the gear 22 and the threaded rod 16.
In this embodiment, square groove has been seted up at the top of sealed piece 17, and slidable mounting has square piece 18 in the square groove, and fixed mounting has clamping spring 20 between the bottom of square piece 18 and the bottom inner wall in square groove, and clamping spring 20 can provide elasticity for sealed piece 17 can be fine is sealed with adaptation groove 23.
In this embodiment, the thread groove has been seted up at the top of square piece 18, threaded rod 16 and thread groove threaded connection, and the bottom fixed mounting of dead lever 15 has two gag lever posts 19, and two gag lever posts 19 all with square 18 sliding connection, and two gag lever posts 19 are spacing to square piece 18, can make square piece 18 only can move along vertical square, and high pressure positive blower's model is RB750A, and high pressure positive blower is for blowing and the dual-purpose fan of breathing in.
Example two
Referring to fig. 1-3, a pneumatic ejection long-distance core drawing die comprises a lower die 1 and an upper die 2, wherein a die groove 3 is formed in the top of the lower die 1, a shaft core 4 is communicated with one side of the die groove 3, a material pushing plate 5 is slidably mounted on the inner wall of the bottom of the die groove 3, four material pushing rods 6 are fixedly mounted at the bottom of the material pushing plate 5 through welding, a cavity 7 is formed in the lower die 1, the bottom ends of the four material pushing rods 6 extend into the cavity 7 and are fixedly mounted with one end of a tension spring 8 through welding, and the other end of the tension spring 8 is fixedly mounted with the inner wall of the bottom of the cavity 7 through;
one side of lower mould 1 is provided with fixed block 12, seted up pressure chamber 9 on fixed block 12 and held the chamber 13, pressure chamber 9 and hold and all communicate on the chamber 13 and have same high pressure positive blower, it has same connecting pipe 24 to communicate on chamber 13 and the cavity 7, the one end of axle core 4 extends to in the pressure chamber 9 and installs pressure plate 10 through welded fastening, install same spring 11 through welded fastening between the inner wall of one side of pressure plate 10 and pressure chamber 9, the last electric connection of high pressure positive blower has the controller, the model of controller is KONFIA.
In this embodiment, the inner wall of the bottom of the accommodating cavity 13 is provided with an adaptation groove 23, the connecting pipe 24 is communicated with the adaptation groove 23, the adaptation groove 23 is internally and movably connected with a sealing block 17 in a sealing manner, the bottom of the sealing block 17 is provided with a sealing gasket, the sealing block 17 and the adaptation groove 23 are both in a conical structure, and the sealing block 17 and the adaptation groove 23 are matched to seal the cavity 7.
In this embodiment, all install same dead lever 15 through welded fastening on the both sides inner wall that holds chamber 13, rotating installation has threaded rod 16 on the dead lever 15, threaded rod 16 cooperatees with sealed piece 17, welded fastening installs gear 22 on the top of threaded rod 16, equal slidable mounting has same rectangular rod 14 between pressure chamber 9 and the chamber 13, welded fastening installs rack 21 is passed through to rectangular rod 14's one end, rack 21 cooperatees with gear 22, rectangular rod 14's the other end passes through screw fixed connection with pressure plate 10, utilize rack 21, gear 22 and threaded rod 16 can make sealed piece 17 move.
In this embodiment, square groove has been seted up at the top of sealed piece 17, and slidable mounting has square piece 18 in the square groove, has clamping spring 20 through welded fastening between the bottom of square piece 18 and the bottom inner wall in square groove, and clamping spring 20 can provide elasticity for sealed piece 17 can be fine is sealed with adaptation groove 23.
In this embodiment, the thread groove has been seted up at the top of square piece 18, threaded rod 16 and thread groove threaded connection, and two gag lever posts 19 have been installed through welded fastening in the bottom of dead lever 15, and two gag lever posts 19 all with square 18 sliding connection, and two gag lever posts 19 are spacing to square piece 18, can make square piece 18 only can be along vertical square removal, and high pressure positive blower's model is RB750A, and high pressure positive blower is for blowing and breathing in dual-purpose fan.
In the embodiment, when the device is used, a high-pressure fan is powered on, plastics are injected into a mold groove 3, an upper mold 2 and a lower mold 1 are closed, a shaft core 4 enters the mold groove 3, the shape of the plastics can be changed by the shaft core 4, when the films are removed, the high-pressure fan is started, the high-pressure fan generates air pressure to blow air into a pressure cavity 9 and a containing cavity 13, so that a pressure plate 10 is forced to drive the shaft core 4 to leave the mold groove 3, the pressure plate 10 pushes a rack 21 to move through a rectangular rod 14, the rack 21 drives a gear 22 to rotate, the gear 22 drives a threaded rod 16 to rotate, as the two limiting rods 19 limit the square block 18, the square block 18 can only move along the vertical square movement in a pushing rack 21, the square block 18 drives a sealing block 17 to leave an adapting groove 23, so that the air can enter the cavity 7 through a connecting pipe 24, the pressure inside the cavity 7 is increased, the scraping wings 5 release the material, high pressure positive blower is opened in the reverse direction, inside pressure plate 10 promoted axle core 4 and gets into mould groove 3, promotion axle core 4 that cooperation spring 11's elasticity can be faster, and simultaneously, rack 21 drives threaded rod 16 antiport through gear 22, make square 18 promote sealed piece 17 to seal adaptation groove 23, prevent that the inside negative pressure of cavity 7 is too big, can provide elasticity for sealed piece 17 through clamping spring 20, make sealed piece 17 can be fine seal adaptation groove 23, the inside negative pressure that produces of cavity 7 simultaneously, cooperation extension spring 8's pulling force, make scraping wings 5 and four scraping wings 6 downstream that can be quick, can continue to use.
The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.
Claims (5)
1. A pneumatic ejection long-distance core drawing die comprises a lower die (1) and an upper die (2), wherein a die groove (3) is formed in the top of the lower die (1), and a shaft core (4) is communicated with one side of the die groove (3), and is characterized in that a material pushing plate (5) is slidably mounted on the inner wall of the bottom of the die groove (3), four material pushing rods (6) are fixedly mounted at the bottom of the material pushing plate (5), a cavity (7) is formed in the lower die (1), the bottom ends of the four material pushing rods (6) all extend into the cavity (7) and are fixedly mounted with one end of a tension spring (8), and the other end of the tension spring (8) is fixedly mounted with the inner wall of the bottom of the cavity (7);
one side of lower mould (1) is provided with fixed block (12), has seted up pressure chamber (9) and has held chamber (13) on fixed block (12), and pressure chamber (9) all communicate with the same high pressure positive blower on holding chamber (13), and it has same connecting pipe (24) to communicate on holding chamber (13) and chamber (7), and the one end of axle core (4) extends to in pressure chamber (9) and fixed mounting has pressure plate (10), and fixed mounting has same spring (11) between one side inner wall of pressure plate (10) and pressure chamber (9).
2. The pneumatic ejection long-distance core drawing die according to claim 1, wherein an adaptation groove (23) is formed in the inner wall of the bottom of the accommodating cavity (13), the connecting pipe (24) is communicated with the adaptation groove (23), a sealing block (17) is movably and hermetically connected in the adaptation groove (23), a sealing gasket is arranged at the bottom of the sealing block (17), and the sealing block (17) and the adaptation groove (23) are both in a conical structure.
3. The pneumatic ejection long-distance core drawing die as claimed in claim 1, wherein the same fixing rod (15) is fixedly mounted on both side inner walls of the accommodating cavity (13), a threaded rod (16) is rotatably mounted on the fixing rod (15), the threaded rod (16) is matched with the sealing block (17), a gear (22) is fixedly mounted at the top end of the threaded rod (16), the same rectangular rod (14) is slidably mounted between the pressure cavity (9) and the accommodating cavity (13), a rack (21) is fixedly mounted at one end of the rectangular rod (14), the rack (21) is matched with the gear (22), and the other end of the rectangular rod (14) is fixedly connected with the pressure plate (10).
4. A pneumatic ejection long-distance core-pulling die according to claim 2, characterized in that a square groove is formed at the top of the sealing block (17), a square block (18) is slidably mounted in the square groove, and a clamping spring (20) is fixedly mounted between the bottom of the square block (18) and the inner wall of the bottom of the square groove.
5. The pneumatic ejection long-distance core-pulling die as claimed in claim 4, wherein the top of the square block (18) is provided with a threaded groove, the threaded rod (16) is in threaded connection with the threaded groove, two limiting rods (19) are fixedly mounted at the bottom of the fixing rod (15), and both limiting rods (19) are in sliding connection with the square block (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921015427.3U CN210233671U (en) | 2019-07-02 | 2019-07-02 | Pneumatic ejection long-distance core-pulling die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921015427.3U CN210233671U (en) | 2019-07-02 | 2019-07-02 | Pneumatic ejection long-distance core-pulling die |
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| Publication Number | Publication Date |
|---|---|
| CN210233671U true CN210233671U (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921015427.3U Expired - Fee Related CN210233671U (en) | 2019-07-02 | 2019-07-02 | Pneumatic ejection long-distance core-pulling die |
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| Country | Link |
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| CN (1) | CN210233671U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112297301A (en) * | 2020-10-12 | 2021-02-02 | 四川铭利达科技有限公司 | Fixed die ejection device |
| CN117884571A (en) * | 2024-03-14 | 2024-04-16 | 江苏永瀚特种合金技术股份有限公司 | Pneumatic ejection die for deep cavity type wax piece elastic block |
-
2019
- 2019-07-02 CN CN201921015427.3U patent/CN210233671U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112297301A (en) * | 2020-10-12 | 2021-02-02 | 四川铭利达科技有限公司 | Fixed die ejection device |
| CN117884571A (en) * | 2024-03-14 | 2024-04-16 | 江苏永瀚特种合金技术股份有限公司 | Pneumatic ejection die for deep cavity type wax piece elastic block |
| CN117884571B (en) * | 2024-03-14 | 2024-05-17 | 江苏永瀚特种合金技术股份有限公司 | Pneumatic ejection die for deep cavity wax parts |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200403 |