CN210759120U

CN210759120U - Combined die

Info

Publication number: CN210759120U
Application number: CN201921479508.9U
Authority: CN
Inventors: 于洪祥
Original assignee: Liaoyuan Junsheng Automobile Electronic Co ltd
Current assignee: Liaoyuan Junsheng Automobile Electronic Co ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-06-16
Anticipated expiration: 2029-09-06

Abstract

A combined type mouth mold belongs to the technical field of molds. The utility model discloses a shortcoming in order to solve current bush existence, redesign a combination formula bush that can the express delivery be changed. The utility model discloses the top fixed connection of screw rod and lower bush is passed through to the bottom of going up the bush, the bottom mounting of lower bush is equipped with and extrudes the piece, the bottom of extruding the piece is equipped with the regulating block, the middle part on regulating block top is seted up flutedly, the bottom of extruding the piece is rotated and is set up the inside at the recess, extrude one side of piece and seted up first hole of extruding, the first bottom fixedly connected with connecting pipe of extruding the hole, a plurality of connecting hole has been seted up respectively to the outer lane at regulating block top, a plurality of second has been seted up respectively to the outer lane of regulating block bottom and has been extruded the hole, the top that the hole was extruded to a plurality of second communicates with each other with the bottom of. The utility model discloses realize quick replacement's purpose, and need not to dismantle the bush in the certain limit and can change the extrusion size, it is more practical.

Description

Combined die

Technical Field

The utility model belongs to the technical field of the mould.

Background

The die is a die for molding the plastic pipe. The neck ring mold and the core rod are assembled in a matching way to form a runner cavity of molten material, and when the molten material passes through the runner cavity, the molten material is subjected to pressure due to the gradual reduction of the volume of the cavity, and a tube blank is formed when the molten material is extruded in the straight section cavities of the neck ring mold and the core rod. The inner diameter of the die is the surface size part of the outer diameter of the formed pipe product.

The different size's bush need be changed when the product of different varieties is processed to current bush, shaping workshop blowing process, it needs 4 hours time to install bush intensification debugging from the mould machine down to produce the bush switching at every turn, especially it needs 7 hours to start the car after shutting down and switch the bush to production, must need 2 individual cooperations in addition to use the lift truck to operate, it is also very dangerous simultaneously, current bush switches generally to manual switching, waste time and energy, and double cooperation work, waste workman man-hour, intensity of labour is big.

Disclosure of Invention

The utility model discloses a shortcoming in order to solve current bush existence, redesign a combination formula bush that can the express delivery be changed.

The utility model discloses the top fixed connection of screw rod and lower bush is passed through to the bottom of going up the bush, the bottom mounting of lower bush is equipped with and extrudes the piece, the bottom of extruding the piece is equipped with the regulating block, the middle part on regulating block top is seted up flutedly, the bottom of extruding the piece is rotated and is set up the inside at the recess, extrude one side of piece and seted up first hole of extruding, the first bottom fixedly connected with connecting pipe of extruding the hole, a plurality of connecting hole has been seted up respectively to the outer lane at regulating block top, a plurality of second has been seted up respectively to the outer lane of regulating block bottom and has been extruded the hole, the top that the hole was extruded to a plurality of second communicates with each other with the bottom of.

The utility model discloses extrude the bottom mounting in the piece outside and be equipped with the spacing ring, the fixed sealed bearing that is equipped with in recess inner wall's top, sealed bearing's inner circle slip cap is established in the outside of extruding the piece, and the bottom cover of extruding the piece outside is equipped with the spring, the bottom of spring and the top fixed connection of spacing ring, and the top of spring contacts with sealed bearing's bottom.

The utility model discloses the size in hole is extruded to a plurality of second steadilys decrease in proper order.

The utility model discloses the bottom of every connecting hole inner wall is all fixed and is equipped with hollow sealed the pad, and two aqueducts of crossing have been seted up respectively to the bottom in the connecting pipe outside, and every inside of crossing the aqueduct all overlaps and is equipped with the sealing washer.

The utility model discloses the top of every connecting hole all is the back taper platform form.

The utility model discloses a go up bush and end opening module and become whole bush, only need to dismantle the end opening mould when the bush switches over, change the end opening mould of different sizes and can accomplish the bush and switch over, need not to dismantle whole bush, labour saving and time saving, and can guarantee staff's safety; in the switching process, switching operation can be completed by a single person without operating by means of a lifting vehicle, energy consumption caused by switching of product varieties of factories is saved, labor intensity of workers is reduced, one-time qualified rate of production of the workers is improved, and working hours of the workers are effectively utilized; the regulating block compression spring is pulled downwards when the second of different sizes is replaced to extrude the hole, the regulating block is rotated again to adjust the connecting pipe to insert into the inside of the connecting hole of different positions, the purpose of quick replacement is realized, and the extrusion size can be replaced without disassembling the neck mold in a certain range, and the device is more practical.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

FIG. 2 is an enlarged view of the portion A of FIG. 1;

fig. 3 is an enlarged schematic view of a portion B of fig. 1 according to the present invention.

In the figure: 1. an upper opening die; 2. a lower opening die; 3. a screw; 4. extruding the block; 5. an adjusting block; 6. a groove; 7. a first extrusion orifice; 8. a connecting pipe; 9. connecting holes; 10. a second extrusion orifice; 11. a gasket; 12. a transition groove; 13. a seal ring; 14. sealing the bearing; 15. a limiting ring; 16. a spring.

Detailed Description

The utility model discloses the top fixed connection of screw rod 3 and lower bush 2 is passed through to the bottom of going up bush 1, only need to change not unidimensional lower bush 2 and can accomplish the switching operation when switching the bush, it is convenient to switch, the bottom mounting of lower bush 2 is equipped with extrudes piece 4, the bottom of extruding piece 4 is equipped with regulating block 5, recess 6 has been seted up at the middle part on regulating block 5 top, the bottom of extruding piece 4 is rotated and is set up the inside at recess 6, extrude one side of piece 4 and seted up first hole 7 of extruding, the first bottom fixedly connected with connecting pipe 8 of extruding hole 7, a plurality of connecting hole 9 has been seted up respectively in the outer lane at regulating block 5 top, a plurality of second is seted up respectively in the outer lane of regulating block 5 bottom and is extruded hole 10, the top that hole 10 was extruded to a plurality of second communicates with each other with the bottom of a plurality of connecting hole 9 respectively.

The utility model discloses the bottom mounting outside of extrusion piece 4 is equipped with spacing ring 15, the top mounting of recess 6 inner wall is equipped with sealed bearing 14, the inner circle sliding sleeve of sealed bearing 14 is established in the outside of extrusion piece 4, the bottom cover outside of extrusion piece 4 is equipped with spring 16, the bottom of spring 16 is connected with the top mounting of spacing ring 15, the top of spring 16 contacts with the bottom of sealed bearing 14, when changing the second extrusion hole 10 of different size, pulling regulating block 5 downwards to compress spring 16, the regulating block 5 is rotated again and connecting pipe 8 can be adjusted to insert the inside of the connecting hole 9 of different positions, realize the quick replacement purpose, the size of a plurality of second extrusion holes 10 decreases progressively in proper order, extrusion size can be changed without dismantling in a certain range, the bottom of each connecting hole 9 inner wall is all fixed and is equipped with hollow sealed pad 11, the bottom outside connecting pipe 8 is equipped with two ferryboat 12 respectively, every inside of crossing aqueduct 12 all is equipped with sealing washer 13, can improve the leakproofness when connecting pipe 8 inserts connecting hole 9 through sealed 11 and two sealing washers 13 that fill up, and the top of every connecting hole 9 all is the back taper platform form, is convenient for connecting pipe 8 inserts the inside of connecting hole 9.

When the combined type bush die is used in detail, the combined type bush die is characterized in that an upper bush die 1 is arranged on a die head, a lower bush die 2 is arranged at the bottom end of the upper bush die 1, in the using process, an adjusting block 5 moves upwards under the elastic action of a spring 16, a connecting pipe 8 is inserted into one connecting hole 9 at the moment, the blow molding extrusion is completed through a first extrusion hole 7, a connecting pipe 8, the connecting hole 9 and a second extrusion hole 10 during the blow molding extrusion, when the bush die needs to be switched, the lower bush die 2 only needs to be disassembled, the lower bush die 2 is replaced properly, the whole bush die is formed by the upper bush die 1 and the lower bush die 2, the bush die can be switched by replacing the lower bush die 2 with different sizes, the whole bush die does not need to be disassembled, time and labor are saved, the safety of workers can be ensured, the switching operation can be completed by a single person during the switching process without the help, practice thrift the energy resource consumption that brings when factory product variety switches, personnel reduce intensity of labour, improve the disposable qualification rate of staff's production, effectively utilize workman man-hour, simultaneously single regulating block 5 possesses not unidimensional second and extrudes hole 10, when not unidimensional second of needs to be changed in the control range of regulating block 5 extrudes hole 10, stimulate regulating block 5 compression spring 16 downwards earlier, then rotate regulating block 5 again and can adjust the inside that connecting pipe 8 inserted the connecting hole 9 of different positions, adjust the inside that inserts the connecting hole 9 that suitable second extruded hole 10 intercommunication, then realize quick replacement's purpose, and need not to dismantle the bush and can change the extrusion size in certain extent, and is more practical.

Claims

1. A combined type mouth mold is characterized in that the bottom end of an upper mouth mold (1) is fixedly connected with the top end of a lower mouth mold (2) through a screw rod (3), an extrusion block (4) is fixedly arranged at the bottom end of the lower mouth mold (2), an adjusting block (5) is arranged at the bottom of the extrusion block (4), a groove (6) is formed in the middle of the top end of the adjusting block (5), the bottom of the extrusion block (4) is rotatably arranged in the groove (6), a first extrusion hole (7) is formed in one side of the extrusion block (4), a connecting pipe (8) is fixedly connected with the bottom end of the first extrusion hole (7), a plurality of connecting holes (9) are respectively formed in the outer ring of the top of the adjusting block (5), a plurality of second extrusion holes (10) are respectively formed in the outer ring of the bottom of the adjusting block (5), and the top ends of the plurality of second extrusion holes (10) are respectively communicated with, the connecting tube (8) is inserted into one of the connecting holes (9).

2. The modular die of claim 1, wherein: the bottom end of the outer side of the extrusion block (4) is fixedly provided with a limiting ring (15), the top end of the inner wall of the groove (6) is fixedly provided with a sealing bearing (14), the inner ring of the sealing bearing (14) is slidably sleeved on the outer side of the extrusion block (4), the bottom of the outer side of the extrusion block (4) is sleeved with a spring (16), the bottom end of the spring (16) is fixedly connected with the top end of the limiting ring (15), and the top end of the spring (16) is in contact with the bottom end of the sealing bearing (14).

3. The modular die of claim 1, wherein: the sizes of the plurality of second extrusion holes (10) are sequentially decreased.

4. The modular die of claim 1, wherein: the bottom of the inner wall of each connecting hole (9) is fixedly provided with a hollow sealing gasket (11), the bottom of the outer side of each connecting pipe (8) is provided with two transition grooves (12), and the inside of each transition groove (12) is sleeved with a sealing ring (13).

5. The modular die of claim 1, wherein: the top end of each connecting hole (9) is in an inverted frustum shape.