CN213227379U

CN213227379U - Mechanical inner core-pulling mold

Info

Publication number: CN213227379U
Application number: CN202022153519.7U
Authority: CN
Inventors: 刘娜; 王兆军
Original assignee: Qingdao Youxuan Machinery Mould Manufacturing Co ltd
Current assignee: Qingdao Youxuan Machinery Mould Manufacturing Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-05-18
Anticipated expiration: 2030-09-27

Abstract

The utility model belongs to the technical field of the mould processing, especially, be a loose core mould in mechanical type, including public mould, the spout has been seted up on public mould top, slidable mounting has the slider in the spout, the mounting groove has been seted up to slider one side, the antifriction runner is installed to the mounting groove internal rotation, the gag lever post is installed in the grafting of spout both sides, the inclined rail hole has been seted up on the mounting groove top, loose core in mounting groove one side screw thread is installed, the submodule is installed to public mould top bolt, submodule one side welded mounting has the connecting plate, the connecting plate top is rotated and is installed first fixing bolt, first fixing bolt bottom runs through the connecting plate and extends to in the public mould. The utility model has the advantages of reasonable design, easy operation, convenient to use can change simple little mould as required and obtain predetermined model, has reduced the processing cost, and the processing effect is mechanical operation and accomplishes, and effectual plays the guard action to the mould.

Description

Mechanical inner core-pulling mold

Technical Field

The utility model relates to a mould processing technology field especially relates to a loose core mould in mechanical type.

Background

Injection molding is a method for producing and molding industrial products, and the products generally adopt rubber injection molding and plastic injection molding, and the injection molding can also be divided into injection molding and die casting methods.

However, in an injection molding piece with a rib in an inverted area and an inverted inclined surface, an internal core pulling mechanism is required to be arranged on a mold to solve the problem of mold discharging of a product, in the prior art, an oil cylinder is generally used for core pulling, however, when the oil cylinder is used for core pulling, hydraulic oil in the oil cylinder is easily splashed to a mold core forming area during mold dismounting and maintenance, aluminum plating is required after the product is formed, the surface of the mold core forming area is polished to a mirror surface, so that the hydraulic oil is difficult to remove, and aluminum plating is caused once hydraulic oil remains on the surface of the forming area, so that a mechanical internal core pulling mold is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a mechanical inner loose core mould.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a mechanical internal core-pulling die comprises a male die, wherein a sliding groove is formed in the top end of the male die, a sliding block is slidably mounted in the sliding groove, a mounting groove is formed in one side of the sliding block, an anti-friction rotating wheel is rotatably mounted in the mounting groove, limiting rods are inserted and mounted on two sides of the sliding groove, an inclined rail hole is formed in the top end of the mounting groove, an internal core-pulling is threadedly mounted on one side of the mounting groove, a sub die is mounted on the top end of the male die through a bolt, a connecting plate is welded on one side of the sub die, a first fixing bolt is rotatably mounted on the top end of the connecting plate, the bottom end of the first fixing bolt penetrates through the connecting plate and extends into the male die, a section die is welded on the top end of the sub die, an inclined hole is formed in the top end of the sub, the female die is characterized in that a forming substrate is mounted at the bottom end of the female die through bolts, a second fixing bolt is mounted at the bottom end of the forming substrate in a threaded mode, the top end of the second fixing bolt penetrates through the forming substrate and extends into the female die, a limiting groove is formed in the top end of the forming substrate, an inclined rail is inserted in the limiting groove and mounted, the inclined rail penetrates through the limiting groove and extends out of the forming substrate, and the bottom end of the forming substrate corresponds to the die and is provided with a pressing forming groove.

Preferably, the guide rod is sleeved with a spring, and the two ends of the spring are sleeved with a protective cover.

Preferably, the bottom end of the sliding groove is provided with a groove corresponding to the inclined rail hole.

Preferably, the limiting groove is connected with the inclined rail hole in a sliding mode and penetrates through the inclined rail hole to extend into the groove.

Preferably, the inner loose core is provided with a plastic groove.

Preferably, the molding substrate is provided with corresponding notches corresponding to the mounting groove and the antifriction rotating wheel, and the closed state is matched with the male die.

Compared with the prior art, the beneficial effects of the utility model are that: when in use, the inner loose core and the sub die are replaced according to the bevel plastic piece to be processed, the connecting plate is fixed on the male die through the first fixing bolt, thereby fixing the sub-die, installing the inner loose core on the slide block, sliding the slide block into the slide groove, installing the limit rod, inserting the inclined rail into the limit groove, the forming substrate is fixed on the female die through the second fixing bolt and then is inserted on the guide rod in a sliding manner, the inclined rail extends into the inclined rail hole when the female die is pressed down along the guide rod, the sliding block moves towards the sub die, so that the inner loose core slides into the inclined hole, wherein the spring plays a role in damping and reducing pressure, the lower pressing forming groove can process a preset model according to the section mould, after the processing is finished, the female mould is lifted, the inclined rail slides out from the inclined rail hole, thereby make the slider move backward, make interior loose core take out from the inclined plane hole, accomplish the inclined plane and mould the piece, wherein the gag lever post can prevent the slider whole roll-off spout.

The utility model has the advantages of reasonable design, easy operation, convenient to use can change simple little mould as required and obtain predetermined model, has reduced the processing cost, and the processing effect is mechanical operation and accomplishes, and effectual plays the guard action to the mould.

Drawings

Fig. 1 is a schematic view of the overall structure of the utility model;

FIG. 2 is a schematic side sectional view of the present invention;

in the figure: 1. a male die; 2. a chute; 3. a slider; 4. mounting grooves; 5. an anti-attrition runner; 6. a limiting rod; 7. a ramp hole; 8. internal core pulling; 9. a sub-mold; 10. a connecting plate; 11. a first fixing bolt; 12. forming a mould; 13. a bevel hole; 14. a guide bar; 15. a female die; 16. molding a substrate; 17. a second fixing bolt; 18. a limiting groove; 19. a ramp; 20. pressing down the molding groove; 21. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a mechanical inner core-pulling die comprises a male die 1, wherein the top end of the male die 1 is provided with a chute 2, the chute 2 is internally provided with a sliding block 3 in a sliding manner, one side of the sliding block 3 is provided with a mounting groove 4, an antifriction rotating wheel 5 is rotatably mounted in the mounting groove 4, two sides of the chute 2 are movably provided with a limiting rod 6, the top end of the mounting groove 4 is provided with an inclined rail hole 7, one side of the mounting groove 4 is fixedly provided with an inner core-pulling 8, the top end of the male die 1 is fixedly provided with a sub die 9, one side of the sub die 9 is fixedly provided with a connecting plate 10, the top end of the connecting plate 10 is rotatably provided with a first fixing bolt 11, the bottom end of the first fixing bolt 11 penetrates through the connecting plate 10 and extends into the male die 1, the top end of the sub die 9 is fixedly provided with a section die 12, the top end of the sub die 9, a forming substrate 16 is fixedly arranged at the bottom end of the female die 15, a second fixing bolt 17 is fixedly arranged at the bottom end of the forming substrate 16, the top end of the second fixing bolt 17 penetrates through the forming substrate 16 and extends into the female die 15, a limiting groove 18 is formed at the top end of the forming substrate 16, an inclined rail 19 is movably arranged in the limiting groove 18, the inclined rail 19 penetrates through the limiting groove 18 and extends out of the forming substrate 16, and a downward pressing forming groove 20 is formed at the bottom end of the forming substrate 16 corresponding to the section die 12;

the guide rod 14 is sleeved with a spring 21, the two ends of the spring 21 are sleeved with protective covers, the bottom end of the sliding groove 2 is provided with a groove corresponding to the inclined rail hole 7, the limiting groove 18 is connected with the inclined rail hole 7 in a sliding way and extends into the groove through the inclined rail hole 7, the inner loose core 8 is provided with a plastic groove, the forming substrate 16 is provided with a corresponding notch corresponding to the mounting groove 4 and the antifriction rotating wheel 5, the closed state is matched with the male die 1, the inner loose core 8 and the sub-die 9 are replaced according to the inclined plane plastic piece processed as required during use, the connecting plate 10 is fixed on the male die 1 through the first fixing bolt 11 so as to fix the sub-die 9, the inner loose core 8 is arranged on the sliding block 3, the sliding block 3 is slid into the sliding groove 2, the limiting rod 6 is arranged, the inclined rail 19 is inserted into the limiting groove 18, the forming substrate 16 is fixed on the female die 15 through the second fixing, when the female die 15 is pushed down along the guide rod 14, the inclined rail 19 extends into the inclined rail hole 7, the sliding block 3 moves towards the sub die 9, so that the inner loose core 8 slides into the inclined plane hole 13, the spring 21 plays a role in damping and pressure reduction, the downward-pressing forming groove 20 can process a preset model according to the die 12, after the processing is completed, the female die 15 is lifted, the inclined rail 19 slides out of the inclined rail hole 7, the sliding block 3 moves backwards, the inner loose core 8 is pulled out of the inclined plane hole 13, an inclined plane plastic part is completed, and the limiting rod 6 can prevent the sliding block 3 from sliding out of the sliding chute 2 integrally.

The working principle is as follows: when the die is used, the inner loose core 8 and the sub die 9 are replaced according to an inclined plane plastic part to be processed as required, the connecting plate 10 is fixed on the male die 1 through the first fixing bolt 11 so as to fix the sub die 9, the inner loose core 8 is installed on the sliding block 3, the sliding block 3 slides into the sliding groove 2, the limiting rod 6 is installed, the inclined rail 19 is inserted into the limiting groove 18, the forming base plate 16 is fixed on the female die 15 through the second fixing bolt 17 and then is slidably inserted into the guide rod 14, the inclined rail 19 extends into the inclined rail hole 7 when the female die 15 is pressed down along the guide rod 14, the sliding block 3 moves towards the sub die 9 so as to enable the inner loose core 8 to slide into the inclined plane hole 13, the spring 21 plays a role in damping and pressure reduction, the downward pressing forming groove 20 processes a preset model according to the forming die 12, after the processing is finished, the female die 15 is lifted, the inclined rail 19 slides out of the inclined rail hole 7, so as to enable the sliding block 3 to move backwards, and enable the inner, accomplish the inclined plane and mould the piece, wherein gag lever post 6 can prevent the whole roll-off spout 2 of slider 3, the utility model relates to a rationally, easy operation, convenient to use can change simple little mould as required and obtain predetermined model, has reduced the processing cost, and the processing effect is mechanical operation and accomplishes, and effectual plays the guard action to the mould.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are 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.

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

1. The utility model provides a loose core mould in mechanical type, includes public mould (1), its characterized in that: the die is characterized in that a sliding groove (2) is formed in the top end of the male die (1), a sliding block (3) is arranged in the sliding groove (2), a mounting groove (4) is formed in one side of the sliding block (3), an antifriction rotating wheel (5) is rotatably mounted in the mounting groove (4), limiting rods (6) are movably mounted on two sides of the sliding groove (2), an inclined rail hole (7) is formed in the top end of the mounting groove (4), an inner loose core (8) is fixedly mounted on one side of the mounting groove (4), a sub die (9) is fixedly mounted on the top end of the male die (1), a connecting plate (10) is fixedly mounted on one side of the sub die (9), a first fixing bolt (11) is rotatably mounted on the top end of the connecting plate (10), the bottom end of the first fixing bolt (11) penetrates through the connecting plate (10) and extends into the, the top end of the sub-die (9) is provided with a bevel hole (13) corresponding to the inner loose core (8), the inner loose core (8) extends into the inclined plane hole (13), guide rods (14) are fixedly arranged at four corners of the male die (1), a female die (15) is slidably mounted on the guide rod (14), a forming substrate (16) is fixedly mounted at the bottom end of the female die (15), a second fixing bolt (17) is fixedly arranged at the bottom end of the forming substrate (16), the top end of the second fixing bolt (17) penetrates through the molding substrate (16) and extends into the female die (15), a limit groove (18) is arranged at the top end of the forming base plate (16), an inclined rail (19) is movably arranged in the limit groove (18), the inclined rail (19) penetrates through the limiting groove (18) and extends out of the forming substrate (16), the bottom end of the forming substrate (16) is provided with a downward pressing forming groove (20) corresponding to the forming die (12).

2. The mechanical inner core-pulling mold according to claim 1, characterized in that: all overlap on guide arm (14) and establish and install spring (21), spring (21) both ends are all overlapped and are established and install the protection casing.

3. The mechanical inner core-pulling mold according to claim 1, characterized in that: the bottom end of the sliding groove (2) is provided with a groove corresponding to the inclined rail hole (7).

4. The mechanical inner core-pulling mold according to claim 1, characterized in that: the limiting groove (18) is connected with the inclined rail hole (7) in a sliding mode and penetrates through the inclined rail hole (7) to extend into the groove.

5. The mechanical inner core-pulling mold according to claim 1, characterized in that: and a plastic groove is formed in the inner loose core (8).

6. The mechanical inner core-pulling mold according to claim 1, characterized in that: the forming base plate (16) is provided with corresponding gaps corresponding to the mounting groove (4) and the antifriction rotating wheel (5), and the closed state is matched with the male die (1).