CN219338255U

CN219338255U - Mechanical inner core-pulling die

Info

Publication number: CN219338255U
Application number: CN202320156246.2U
Authority: CN
Inventors: 顾建飞; 顾涛涛
Original assignee: Shanghai Nengling Metallurgical Machinery Co ltd
Current assignee: Shanghai Nengling Metallurgical Machinery Co ltd
Priority date: 2023-02-08
Filing date: 2023-02-08
Publication date: 2023-07-14
Anticipated expiration: 2033-02-08

Abstract

The utility model discloses a mechanical inner core-pulling die which comprises a base, wherein a lower die holder is arranged in the middle of the upper side of the base, a top plate, a hydraulic cylinder and an upper die holder are arranged on the upper side of two ends of the base through upright posts, a die cavity is formed between the lower die holder and the upper die holder, an inner die core is inserted in the middle of the lower die holder, the lower end of the inner die core is arranged in a sliding groove of the base in a sliding way through a lower support plate, a screw rod is rotatably arranged on one side of a lower end cover of the lower end of the sliding groove, the screw rod is in threaded sliding connection with the middle of the lower support plate, one end of the screw rod is in threaded sliding connection with a motor through a through hole in the middle of the lower die holder, the lower end of the inner die core is in threaded sliding connection with the screw rod in the sliding way through a gear set, and one end of the screw rod is in threaded connection with the motor through the gear set, so that the screw rod is driven by the motor to rotate and adjust the inner die core, thereby the inner die core can be lifted and adjusted conveniently, the depth of the inner die core inserted into the die cavity is improved, the adjusting precision is high, and the die unloading is convenient and quick.

Description

Mechanical inner core-pulling die

Technical Field

The utility model relates to the technical field of dies, in particular to a mechanical inner core-pulling die.

Background

Moulds, which are used in industrial production for injection moulding, blow moulding, extrusion, die casting or forging, smelting, stamping etc. to obtain the desired products, are, in short, tools for making shaped articles, which tools consist of various parts and different moulds consist of different parts. Injection molding is a method for producing and shaping industrial products, the products are usually rubber injection molding and plastic injection molding, the injection molding can be divided into injection molding compression molding and pressure casting, an injection molding machine is a main molding device for manufacturing thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die, and the injection molding is realized by using an injection molding machine and the die.

The utility model provides a loose core mould in machinery formula among the prior art for CN202022213384.9, includes public mould, the spout has been seted up on public mould top, connecting plate top rotation is installed first fixing bolt, first fixing bolt bottom runs through the connecting plate and extends to in the public mould. The utility model discloses a whole reasonable in design, easy operation, convenient to use can change simple die as required and obtain the model of predetermineeing, has reduced processing cost, and the machining effect is mechanical operation completion, and effectual mould plays the guard action, but is inconvenient for adjusting the internal mold core and inserts the degree of depth at middle part in the die cavity, is difficult to satisfy the die cavity mandrel processing of different thickness and uses the processing, and the regulation precision is relatively poor moreover.

Disclosure of Invention

The utility model aims to provide a mechanical inner core-pulling die, which solves the problems that in the prior art, the depth of an inner die core inserted into the middle part of a die cavity is inconvenient to adjust, the processing and the using treatment of die cavity cores with different thicknesses are difficult to meet, and the adjusting precision is poor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a loose core mould in mechanical type, includes the base, base upside mid-mounting has the die holder, the base, both ends upside have the roof through stand-mounting, the upper die base is installed through the pneumatic cylinder in roof downside middle part, and has seted up the die cavity between die holder and the upper die base, the through-hole has been seted up at the middle part in the die holder, and the through-hole interpolation is equipped with interior mold core, interior mold core lower extreme slides through the lower extension board and sets up in the spout of base, the lower extreme is installed to the spout lower extreme, and the rotatory lead screw that is equipped with in lower extreme cover one side middle part, and lead screw and lower extension board middle part screw thread sliding connection, lead screw one end is connected with the motor through the gear train transmission.

Further, the lower support plate is arranged into a rectangular plate, and two ends of the lower support plate are in sliding connection with the inner wall of the chute.

Furthermore, a cavity is formed in the inner die core, and one end of the screw rod is inserted into the cavity.

Further, a guide rod is arranged between the lower end cover and the sliding groove, and two ends of the lower support plate are in sliding connection with the guide rod.

Further, the gear set comprises a driven gear arranged at one end of the screw rod, one end of the motor is in transmission connection with a driving gear, and the driven gear is in meshed connection with the driving gear.

Further, the two ends of the lower end cover are fixedly connected with the lower part of the base through bolts, and the motor is fixedly arranged on the lower side of the lower end cover.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the inner mold core is inserted into the through hole in the middle part in the lower mold base, the lower end of the inner mold core is in threaded sliding connection with the screw rod in the sliding groove through the lower support plate, one end of the screw rod is in transmission connection with the motor through the gear set, so that the screw rod is driven by the motor to rotate and adjust, the inner mold core can be lifted and adjusted, the depth of the inner mold core inserted into the middle part in the mold cavity is conveniently increased, the processing and using treatment of the core molds with different thicknesses are satisfied, the adjusting precision is high, and the mold unloading is convenient and quick.

According to the utility model, the lower support plate is arranged into a rectangular plate, two ends of the lower support plate are in sliding connection with the inner wall of the chute, the guide rod is arranged between the lower end cover and the chute, and two ends of the lower support plate are in sliding connection with the guide rod, so that guiding treatment can be performed during lifting adjustment of the lower support plate, and the lifting adjustment stability of the inner mold core is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a front elevational view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the inner mold core structure of the present utility model;

fig. 3 is an enlarged schematic view of the structure at a in the present utility model.

In the figure: 1. a base; 2. a lower die holder; 3. a column; 4. a top plate; 5. a hydraulic cylinder; 6. an upper die holder; 7. a mold cavity; 8. a through hole; 9. an inner mold core; 10. a lower support plate; 11. a screw rod; 12. a guide rod; 13. a lower end cap; 14. a driven gear; 15. a drive gear; 16. a motor; 17. a bolt; 18. and a sliding groove.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2 and 3, in an embodiment of the utility model, a mechanical inner core pulling mold comprises a base 1, a lower mold base 2 is installed in the middle of the upper side of the base 1, a top plate 4 is installed on the upper sides of two ends of the base 1 through a stand column 3, an upper mold base 6 is installed in the middle of the lower side of the top plate 4 through a hydraulic cylinder 5, a mold cavity 7 is arranged between the lower mold base 2 and the upper mold base 6, a through hole 8 is formed in the middle of the lower mold base 2, an inner mold core 9 is inserted in the through hole 8, the lower end of the inner mold core 9 is slidably arranged in a chute 18 of the base 1 through a lower support plate 10, a lower end cover 13 is installed at the lower end of the chute 18, a screw rod 11 is rotatably arranged in the middle of one side of the lower end cover 13, and is in threaded sliding connection with the middle of the lower support plate 10, one end of the screw rod 11 is connected with a motor 16 through gear set transmission, so that the screw rod 11 is driven to be positively and negatively rotated to be adjusted through the motor 16, thereby the inner mold core 9 can be lifted and adjusted, the depth of the middle of the inner mold core 9 is conveniently increased to be inserted into the mold cavity is used in processing of different thicknesses, the middle parts is satisfied, the use precision is high, and the unloading precision is convenient.

Preferably, the lower support plate 10 is set to be a rectangular plate, two ends of the lower support plate 10 are slidably connected with the inner wall of the chute 18, the guide rod 12 is arranged between the lower end cover 13 and the chute 18, two ends of the lower support plate 10 are slidably connected with the guide rod 12, so that guiding treatment can be performed when the lower support plate 10 is adjusted in a lifting manner, and the stability of the lifting adjustment of the inner mold core 9 is improved.

Preferably, the cavity is formed in the inner mold core 9, one end of the screw rod 11 is inserted into the cavity, so that one end of the screw rod 11 can penetrate through the inner mold core 9, and the lifting adjustment depth of the inner mold core 9 is conveniently improved.

Preferably, the gear set comprises a driven gear 14 arranged at one end of the screw rod 11, one end of a motor 16 is in transmission connection with a driving gear 15, and the driven gear 14 is in meshed connection with the driving gear 15, so that the screw rod 11 is driven to rotate and adjust conveniently, and the drawing and inserting depth of the inner mold core 9 is adjusted.

Preferably, two ends of the lower end cover 13 are fixedly connected with the lower part of the base 1 through bolts 17, so that the lower end cover 13 is convenient to install and fix, and the motor 16 is fixedly arranged on the lower side of the lower end cover 13.

The working principle and the using flow of the utility model are as follows: the inner mold core 9 is inserted into the through hole 8 in the middle part in the lower mold base 2, the lower end of the inner mold core 9 is in threaded sliding connection with the screw rod 11 in the chute 18 through the lower support plate 10, one end of the screw rod 11 is connected with the motor 16 through gear group transmission, and the screw rod 11 is driven by the motor 16 to be positively and negatively rotated and adjusted, so that the inner mold core 9 can be lifted and lowered to be adjusted, the depth of the inner mold core 9 inserted into the middle part in the mold cavity 7 is conveniently increased, the processing and using treatment of core molds with different thicknesses are met, the adjusting precision is high, and the mold unloading is convenient and quick.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a loose core mould in mechanical type, includes base (1), its characterized in that: the novel plastic mold is characterized in that a lower mold base (2) is mounted on the middle of the upper side of the base (1), a top plate (4) is mounted on the upper side of the two ends of the base (1) through a stand column (3), an upper mold base (6) is mounted on the middle of the lower side of the top plate (4) through a hydraulic cylinder (5), a mold cavity (7) is formed between the lower mold base (2) and the upper mold base (6), a through hole (8) is formed in the middle of the lower mold base (2), an inner mold core (9) is inserted in the through hole (8), the lower end of the inner mold core (9) is slidably arranged in a sliding groove (18) of the base (1) through a lower support plate (10), a lower end cover (13) is mounted on the lower end of the sliding groove (18), a screw rod (11) is rotatably arranged in the middle of one side of the lower end cover (13), the screw rod (11) is in threaded sliding connection with the middle of the lower support plate (10), and one end of the screw rod (11) is connected with a motor (16) through gear set transmission.

2. The mechanical inner core-pulling mold according to claim 1, wherein: the lower support plate (10) is arranged into a rectangular plate, and two ends of the lower support plate (10) are in sliding connection with the inner wall of the chute (18).

3. The mechanical inner core-pulling mold according to claim 1, wherein: a cavity is formed in the inner die core (9), and one end of the screw rod (11) is inserted into the cavity.

4. The mechanical inner core-pulling mold according to claim 1, wherein: a guide rod (12) is arranged between the lower end cover (13) and the chute (18), and two ends of the lower support plate (10) are in sliding connection with the guide rod (12).

5. The mechanical inner core-pulling mold according to claim 1, wherein: the gear set comprises a driven gear (14) arranged at one end of the screw rod (11), one end of the motor (16) is in transmission connection with a driving gear (15), and the driven gear (14) is in meshed connection with the driving gear (15).

6. The mechanical inner core-pulling mold according to claim 1, wherein: the two ends of the lower end cover (13) are fixedly connected with the lower part of the base (1) through bolts (17), and the motor (16) is fixedly arranged on the lower side of the lower end cover (13).