CN210174082U - Demoulding mechanism for one-outlet-two-tee internal thread pipe fitting mould - Google Patents
Demoulding mechanism for one-outlet-two-tee internal thread pipe fitting mould Download PDFInfo
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- CN210174082U CN210174082U CN201920261872.1U CN201920261872U CN210174082U CN 210174082 U CN210174082 U CN 210174082U CN 201920261872 U CN201920261872 U CN 201920261872U CN 210174082 U CN210174082 U CN 210174082U
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Abstract
A demoulding mechanism of a die for a two-outlet three-way internal thread pipe fitting comprises a fixed die compound plate, a fixed die plate and a fixed die insert, wherein a movable die compound plate, a die pin, a movable die plate and a movable die insert are arranged between the fixed die insert and the fixed die insert, an injection-molded three-way internal thread pipe fitting is arranged between the movable die insert and the fixed die insert, two sides of the movable die plate are respectively provided with an outer slide block and a shaft sleeve seat, the outer slide block is connected with two transverse internal thread core bars through a bearing, the transverse internal thread core bars are matched with the three-way internal thread pipe fitting, the transverse internal thread core bars are respectively provided with a transverse rotating gear which is connected with a transverse rotating mechanism, two sides of the outer slide block are provided with guide blocks, the outer wall of the die corresponding to the guide blocks is provided with a pulling plate, straight grooves and inclined grooves are formed in the pulling plate, the vertical rotating gear is connected with the vertical rotating mechanism and drives the vertical internal thread core rod to rotate.
Description
Technical Field
The utility model relates to a go out two tee bend internal thread pipe fitting mould demoulding mechanism belongs to the injection mold field.
Background
The three-way plastic pipe fitting is a common plastic pipe fitting, is generally processed by adopting an injection mold, and generally adopts a vertical structure when in injection molding according to product structure and appearance analysis, namely, two straight-through pipe orifices are horizontally arranged, one pipe orifice of the three-way pipe is downward, when in demolding, the two straight-through pipe orifices firstly loose cores, and the pipe orifice at one end of the three-way pipe is ejected by an ejector pin. In the connection and use with other pipe fittings, generally adopt hot melt connection, but in the actual use, sometimes need threaded connection, so designed the tee bend plastic pipe fitting of internal thread, after injection moulding, need to carry out the drawing of patterns to the internal thread. However, the existing three-way internal thread pipe fitting die is one die, namely only one pipe fitting can be produced by one-time injection molding, the internal thread and the core adopt the oil cylinder to loose the core step by step, the oil cylinder increases the die volume and the cost, the step-by-step core-pulling speed is low, and the one-out processing efficiency is low.
Disclosure of Invention
The utility model aims at overcoming prior art's shortcoming, provide one kind and utilize die sinking and arm-tie to combine, make internal thread and core action of loosing core once smooth and easy, mould compact structure, reasonable in design, the operation is stable, machining efficiency is high, the cost economizes one goes out two tee bend internal thread pipe fitting mould demoulding mechanism.
The utility model relates to a two tee bend internal thread pipe fitting mould demoulding mechanism's technical scheme is: the three-way internal thread pipe fitting injection molding die comprises a fixed die compound plate and a movable die compound plate of the die, wherein a fixed die plate is arranged below the fixed die compound plate, a fixed die insert is arranged in the fixed die plate, a die pin is arranged on the movable die compound plate, a movable die insert is arranged on the movable die plate, two die cavities are arranged between the movable die insert and the fixed die insert, three-way internal thread pipe fittings are respectively injection molded in the two die cavities, and internal threads are respectively arranged on the inner walls of three pipe orifices of the three-way internal thread pipe fittings. The die comprises an outer slide block, a die outer wall, a pull plate, a straight groove, a chute and a guide block, wherein the outer slide block is arranged at the front side and the rear side of the outer slide block; the die leg on install the backing plate, install the cushion on the backing plate, on the movable mould installation cushion, connect two vertical internal thread core bars in the backing plate, the upper end of two vertical internal thread core bars respectively passes movable mould board and movable mould insert and cooperatees with the vertical internal thread of tee bend internal thread pipe fitting, and the butt joint department of two vertical internal thread core bar tops and two inner wall core bars cooperatees, the lower extreme of two vertical internal thread core bars passes the backing plate, and connect vertical rotating gear, vertical rotating gear connects vertical slewing mechanism, and drive vertical internal thread core bar and rotate, set up ejection mechanism on the backing plate.
The utility model discloses a one-outlet two-tee internal thread pipe fitting mold demolding mechanism, during demolding, a movable mold part of the mold moves downwards under the driving of the power of an injection molding machine and is separated from a mold fixed mold part in a mold opening process, in the mold opening process, a transverse rotating mechanism works to drive two transverse internal thread core rods to rotate and drive an outer slide block to slide outwards and loose core under the reaction force of transverse internal threads, at the moment, a guide block is matched with a straight groove on a pulling plate, the transverse internal thread demolding is completed, the mold opening is continued, the guide block is matched with a chute on the pulling plate, the inner wall core rods are driven to continue to loose core to the completion, at the moment, the demolding of two transverse internal thread pipe orifices of a tee internal thread pipe fitting is completed, the mold is also completely opened after the mold opening is completed, a vertical rotating mechanism works to drive two vertical internal thread core rods to rotate, the demolding is also performed under, and (5) demolding is finished. The scheme has the advantages of compact and ingenious structural design, stable and reliable action operation, high processing efficiency and cost saving.
The utility model discloses a two tee bend internal thread pipe fitting mould demoulding mechanism, ejection mechanism include and set up roof and roof down on the backing plate, go up and connect two ejector pins on the roof, and two ejector pins overlap respectively and establish two vertical internal thread core bar outer walls, the top of ejector pin top contacts with the vertical mouth of pipe of tee bend internal thread pipe fitting, respectively sets up the straight-bar in four corners of roof, sets up compression spring outside the straight-bar, and during compression spring's upper end pushed into the movable mould board, compression spring's lower extreme pushed up on last roof, connecting the knock-out rod under the roof down, the knock-out rod passes backing plate and movable mould double plate. When the injection molding machine is in operation, a push rod of the injection molding machine is pushed against the ejector rod, the ejector rod drives the lower top plate and the upper top plate to jack up, the upper top plate drives the push pipe, the push pipe pushes the three-way internal thread pipe fitting, and meanwhile, the three-way internal thread pipe fitting is pushed out of the mold under the assistance of the compression spring to float the movable mold plate, so that demolding is completed.
The transverse rotating mechanism comprises transverse linkage gears arranged between two transverse rotating gears and meshed with each other, a transverse rotating shaft is connected in each transverse linkage gear, the outer end of each transverse rotating shaft extends out of the inner wall of the outer sliding block, a transverse transmission gear is arranged on the outer end of each transverse rotating shaft, a transverse oil motor is arranged on the outer wall of the die, a transverse output gear is arranged on an output shaft of the oil motor, and the transverse output gears are meshed with the transverse transmission gears. A transverse output gear of the oil motor drives a transverse rotating shaft to rotate through a transverse transmission gear, the transverse rotating shaft drives a transverse linkage gear, and the transverse linkage gear drives a transverse internal thread core rod on the transverse rotating gear to rotate and is separated from a transverse internal thread.
The outer sliding block is provided with a clearance groove, and the transverse rotating gear is positioned in the clearance groove, so that the transverse rotating gear is convenient to install.
The vertical rotating mechanism comprises vertical linkage gears arranged between two vertical rotating gears and meshed with each other, a vertical driving wheel is connected below the vertical linkage gears, a vertical oil motor is arranged on one side of the die foot, a vertical belt pulley is connected to an output shaft of the vertical oil motor, and the vertical belt pulley is connected with the vertical driving wheel through a belt. The belt pulley is driven by an output shaft of the vertical oil motor, the belt pulley drives the vertical driving wheel through a belt, the vertical driving wheel drives the vertical linkage gear, and the vertical linkage gear drives the vertical internal thread core rods on the two vertical rotating gears to rotate and is separated from the vertical internal thread.
Drawings
FIG. 1 is a schematic structural view of a two-way female thread pipe mold stripping mechanism of the present invention;
FIG. 2 is a perspective view of the lateral rotation mechanism of the present invention;
fig. 3 is a schematic perspective view of the vertical rotating mechanism of the present invention;
fig. 4 is a schematic view of the guide block and the pulling plate of the present invention.
Detailed Description
The utility model relates to a demoulding mechanism of a one-outlet-two-tee internal thread pipe fitting mould, as shown in figures 1 to 4, which comprises a fixed mould cover plate 1 and a movable mould cover plate 2, a fixed mould plate 3 is arranged under the fixed mould cover plate, a fixed mould insert 4 is arranged in the fixed mould plate, a mould foot 5 is arranged on the movable mould cover plate 2, a movable mould plate 6 is arranged on the mould foot, a movable mould insert 7 is arranged on the movable mould plate, two mould cavities are arranged between the movable mould insert 7 and the fixed mould insert 4, three-way internal thread pipe fittings 8 are respectively injection-molded in the two mould cavities, internal threads 9 are respectively arranged on the inner walls of three pipe orifices of the three-way internal thread pipe fittings 8, the demoulding mechanism is characterized in that two sides of the movable mould plate 6 are respectively provided with a corresponding outer slide block 10 and a shaft sleeve seat 11, two transverse internal thread core rods 13 are connected through a bearing 12 in the outer slide block, the two transverse internal thread core, an inner wall core rod 14 is respectively inserted into two transverse internal thread core rods 13, the two inner wall core rods 14 are respectively matched with the corresponding inner wall core rods in an opposite collision way, shaft sleeves 15 are respectively arranged between the two transverse internal thread core rods 13 and a shaft sleeve seat 11, transverse rotating gears 16 are respectively arranged on the two transverse internal thread core rods 13, the two transverse rotating gears 16 are connected with a transverse rotating mechanism and drive the transverse internal thread core rods 13 to rotate, guide blocks 25 are arranged on the front side and the rear side of an outer sliding block 10, a pulling plate 26 is arranged on the outer wall of a die corresponding to the guide blocks, a straight groove 27 and a skewed groove 28 are formed in the pulling plate, and when the die is opened, the guide blocks 25 are matched with the straight groove 27; the die leg is provided with a backing plate 30, the backing plate is provided with a cushion block 31, a movable die plate 6 is arranged on the cushion block 31, the backing plate 30 is connected with two vertical internal thread core rods 32, the upper ends of the two vertical internal thread core rods 32 respectively penetrate through the movable die plate and a movable die insert to be matched with vertical internal threads 9 of a three-way internal thread pipe fitting 8, the top ends of the two vertical internal thread core rods 32 are matched with the butting positions of the two inner wall core rods 14, the lower ends of the two vertical internal thread core rods 32 penetrate through the backing plate 30 and are connected with vertical rotating gears 33, the vertical rotating gears 33 are connected with a vertical rotating mechanism and drive the vertical internal thread core rods 32 to rotate. During demoulding, the movable mould part of the mould moves downwards under the driving of the power of an injection machine and is separated from the mould opening of the fixed mould part of the mould, during the mould opening process, the transverse rotating mechanism works to drive the two transverse internal thread core rods 13 to rotate and drive the outer slide block 10 to slide outwards and loose the core under the reaction force of the transverse internal thread 9, at the moment, the guide block 25 is matched with the straight groove 27 on the pulling plate, the demoulding of the transverse internal thread is finished, then the mould opening is continued, the guide block 25 is matched with the chute 28 on the pulling plate to drive the inner wall core rod 14 to continue to loose the core till the completion, at the moment, the demoulding of the two transverse internal thread pipe orifices of the tee internal thread pipe fitting is finished, the mould is also completely opened after the mould opening is finished, the vertical rotating mechanism works to drive the two vertical internal thread core rods 32 to rotate, and (5) demolding is finished. The scheme has the advantages of compact and ingenious structural design, stable and reliable action operation, high processing efficiency and cost saving. The ejection mechanism comprises an upper top plate 50 and a lower top plate 51 which are arranged on a base plate 30, wherein the upper top plate 50 is connected with two push pipes 52, the two push pipes 52 are respectively sleeved on the outer walls of two vertical internal thread core rods 32, the top ends of the push pipes 52 are in contact with vertical pipe orifices of three-way internal thread pipe fittings 8, four corners of the upper top plate 50 are respectively provided with straight rods 55, compression springs 56 are arranged outside the straight rods 55, the upper ends of the compression springs are pushed into a movable mould plate, the lower ends of the compression springs are pushed against the upper top plate 50, the lower top plate 51 is connected with an ejector rod 57, and the ejector rod 57 penetrates through the base plate 30 and the movable mould compound plate. When the injection molding machine is in operation, a push rod of the injection molding machine is pushed against the ejector rod, the ejector rod drives the lower top plate and the upper top plate to jack up, the upper top plate drives the push pipe, the push pipe pushes the three-way internal thread pipe fitting, and meanwhile, the three-way internal thread pipe fitting is pushed out of the mold under the assistance of the compression spring to float the movable mold plate, so that demolding is completed. The transverse rotating mechanism comprises transverse linkage gears 17 arranged between two transverse rotating gears 16 and meshed with each other, a transverse rotating shaft 18 is connected in each transverse linkage gear 17, the outer end of each transverse rotating shaft 18 extends out of the inner wall of the outer sliding block 10, a transverse transmission gear 19 is arranged at the outer end of each transverse rotating shaft, a transverse oil motor 20 is arranged on the outer wall of the die, a transverse output gear 21 is arranged on an output shaft of each oil motor, and each transverse output gear 21 is meshed with the corresponding transverse transmission gear 19. A transverse output gear of the oil motor drives a transverse rotating shaft to rotate through a transverse transmission gear, the transverse rotating shaft drives a transverse linkage gear, and the transverse linkage gear drives a transverse internal thread core rod 13 on the transverse rotating gear to rotate and is separated from a transverse internal thread. A clearance groove 22 is formed in the outer sliding block 10, and the transverse rotating gear 16 is located in the clearance groove 22, so that the transverse rotating gear is convenient to install. The vertical rotating mechanism comprises a vertical linkage gear 40 arranged between two vertical rotating gears 33 and meshed with each other, a vertical driving wheel 41 is connected below the vertical linkage gear 40, a vertical oil motor 42 is arranged on one side of a die foot, a vertical belt pulley 43 is connected on an output shaft of the vertical oil motor, and the vertical belt pulley 43 is connected with the vertical driving wheel 41 through a belt 44. The belt pulley is driven by an output shaft of the vertical oil motor, the belt pulley drives the vertical driving wheel through a belt, the vertical driving wheel drives the vertical linkage gear, and the vertical linkage gear drives the vertical internal thread core rods on the two vertical rotating gears to rotate and is separated from the vertical internal thread.
Claims (5)
1. A two-outlet three-way internal thread pipe fitting mold demoulding mechanism comprises a mold fixed die compound plate (1) and a movable die compound plate (2), wherein a fixed die plate (3) is arranged below the fixed die compound plate, a fixed die insert (4) is arranged in the fixed die plate, die feet (5) are arranged on the movable die compound plate (2), a movable die plate (6) is arranged on the die feet, a movable die insert (7) is arranged on the movable die plate, two die cavities are arranged between the movable die insert (7) and the fixed die insert (4), three-way internal thread pipe fittings (8) are respectively injection-molded in the two die cavities, internal threads (9) are respectively arranged on the inner walls of three pipe orifices of the three-way internal thread pipe fittings (8), the two-outlet three-way internal thread pipe fitting demoulding mechanism is characterized in that two corresponding outer sliding blocks (10) and shaft sleeve seats (11) are respectively arranged on two sides of the movable die plate (6), two transverse internal thread core rods, The fixed die insert is matched with the transverse internal threads (9) of two formed three-way internal thread pipe fittings (8), an inner wall core rod (14) is respectively inserted in the two transverse internal thread core rods (13), the two inner wall core rods (14) are respectively matched with the corresponding inner wall core rods in an opposite collision way, shaft sleeves (15) are respectively arranged between the two transverse internal thread core rods (13) and the shaft sleeve seat (11), two transverse rotating gears (16) are respectively arranged on the two transverse internal thread core rods (13), the two transverse rotating gears (16) are connected with a transverse rotating mechanism and drive the transverse internal thread core rods (13) to rotate, guide blocks (25) are arranged at the front side and the rear side of the outer slide block (10), a pulling plate (26) is arranged on the outer wall of the die corresponding to the guide blocks, a straight groove (27) and a skewed groove (28) are formed on the pulling plate, when the die is opened, the guide block (25) is matched with the straight groove (27) and the inclined groove (28); the die leg on install backing plate (30), install cushion (31) on the backing plate, on movable mould board (6) installation cushion (31), connect two vertical internal thread core bars (32) in backing plate (30), the upper end of two vertical internal thread core bars (32) respectively passes movable mould board and movable mould insert and cooperatees with vertical internal thread (9) of tee bend internal thread pipe fitting (8), and the butt joint department of two vertical internal thread core bars (32) top and two inner wall core bars (14) cooperatees, the lower extreme of two vertical internal thread core bars (32) passes backing plate (30), and connect vertical running gear (33), vertical slewing gear (33) are connected vertical slewing mechanism to drive vertical internal thread core bar (32) and rotate, set up ejection mechanism on backing plate (30).
2. The die stripping mechanism for the one-out-two three-way internal thread pipe fitting die according to claim 1, characterized in that the ejection mechanism comprises an upper top plate (50) and a lower top plate (51) which are arranged on the base plate (30), the upper top plate (50) is connected with two push pipes (52), the two push pipes (52) are respectively sleeved on the outer walls of two vertical internal thread core rods (32), the top ends of the push pipes (52) are in contact with vertical pipe orifices of the three-way internal thread pipe fitting (8), straight rods (55) are respectively arranged at four corners of the upper top plate (50), compression springs (56) are arranged outside the straight rods (55), the upper ends of the compression springs are ejected into the movable die plate, the lower ends of the compression springs are ejected on the upper top plate (50), ejector rods (57) are connected below the lower top plate (51), and the ejector rods (57) penetrate through the base plate (30) and the movable.
3. The demoulding mechanism for the pipe fitting mould with one outlet and two tee internal threads as claimed in claim 1, wherein the transverse rotating mechanism comprises a transverse linkage gear (17) arranged between two transverse rotating gears (16) and meshed with each other, a transverse rotating shaft (18) is connected in the transverse linkage gear (17), the outer end of the transverse rotating shaft (18) extends out of the inner wall of the outer slide block (10), a transverse transmission gear (19) is arranged on the outer end, a transverse oil motor (20) is arranged on the outer wall of the mould, a transverse output gear (21) is arranged on the output shaft of the oil motor, and the transverse output gear (21) is meshed with the transverse transmission gear (19).
4. The die stripping mechanism for one-to-two three-way internal thread pipe fittings according to claim 1, characterized in that the outer slide block (10) is provided with a clearance groove (22), and the transverse rotating gear (16) is positioned in the clearance groove (22).
5. The die stripping mechanism for one-two-way three-way internal thread pipe fittings according to claim 1, characterized in that the vertical rotating mechanism comprises a vertical linkage gear (40) arranged between two vertical rotating gears (33) and meshed with each other, a vertical driving wheel (41) is connected below the vertical linkage gear (40), a vertical oil motor (42) is arranged on one side of the die foot, a vertical belt pulley (43) is connected to an output shaft of the vertical oil motor, and the vertical belt pulley (43) is connected with the vertical driving wheel (41) through a belt (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920261872.1U CN210174082U (en) | 2019-03-01 | 2019-03-01 | Demoulding mechanism for one-outlet-two-tee internal thread pipe fitting mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920261872.1U CN210174082U (en) | 2019-03-01 | 2019-03-01 | Demoulding mechanism for one-outlet-two-tee internal thread pipe fitting mould |
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| Publication Number | Publication Date |
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| CN210174082U true CN210174082U (en) | 2020-03-24 |
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|---|---|---|---|
| CN201920261872.1U Active CN210174082U (en) | 2019-03-01 | 2019-03-01 | Demoulding mechanism for one-outlet-two-tee internal thread pipe fitting mould |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109774069A (en) * | 2019-03-01 | 2019-05-21 | 台州市黄岩炜大塑料机械有限公司 | One goes out two threeway internal thread tube piece demoulding mechanisms |
| CN112677387A (en) * | 2020-12-22 | 2021-04-20 | 陆红华 | Pipeline connecting piece machine-shaping system |
-
2019
- 2019-03-01 CN CN201920261872.1U patent/CN210174082U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109774069A (en) * | 2019-03-01 | 2019-05-21 | 台州市黄岩炜大塑料机械有限公司 | One goes out two threeway internal thread tube piece demoulding mechanisms |
| CN112677387A (en) * | 2020-12-22 | 2021-04-20 | 陆红华 | Pipeline connecting piece machine-shaping system |
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