CN221697770U - Mould gear ejector rod - Google Patents

Abstract

The utility model discloses a mold gear ejector, comprising a fixed mold and a movable mold, wherein a sliding groove for connection is provided on the top surface of the fixed mold, and the sliding groove has two groups, and a rack A matched with the sliding groove is assembled on a side of the movable mold close to the fixed mold, and through the design of the fixed mold, the movable mold, the sliding groove, the rack A, the sliding hole, the rack B, the gear A and the ejector block, through reasonable design, when the movable mold is separated from the fixed mold, the movable mold can mesh with the gear A through the mutual meshing between the rack A and the gear A, so that the gear A rotates, and the mutual transmission between the multiple groups of gears A makes the gear A mesh with the rack B, so that the rack B slides and displaces in the sliding hole under the meshing force, and conveniently pushes the ejector block, so that the ejector block can eject the object formed in the fixed mold, and conveniently ejects automatically, and uses the kinetic energy of the mold itself to eject the object, which is energy-saving and convenient and fast.

Description

A mold gear ejector

Technical Field

The utility model relates to the technical field of mold gear push rods, in particular to a mold gear push rod.

Background Art

In the mold industry, various molds and tools are used to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods; in short, the mold is a tool used to make molded objects. This tool is composed of various parts, and different molds are composed of different parts. It mainly realizes the processing of the shape of the object by changing the physical state of the molded material; and generally when using the mold to inject or die-cast objects, it is necessary to use a push rod to eject the object inside the mold, but usually external force is used to eject the object inside the mold, and the kinetic energy of the moving mold in the mold itself is not effectively used to automatically eject the object, which is not convenient and energy-saving. To this end, we propose a mold gear push rod.

Utility Model Content

The main purpose of the utility model is to provide a mold gear ejector. Through the design of a fixed mold, a movable mold, a sliding groove, a rack A, a sliding hole, a rack B, a gear A and a ejector block, through a reasonable design, when the movable mold is separated from the fixed mold, the movable mold can mesh with the rack A and the gear A to rotate the gear A, and the mutual transmission between multiple groups of gears A makes the gear A and the rack B mesh with each other, so that the rack B slides and displaces in the sliding hole under the force of meshing, and conveniently pushes the ejector block, so that the ejector block can eject the object formed in the fixed mold, and it is convenient to eject automatically, and the kinetic energy of the mold itself is used to eject the object, which is energy-saving and convenient and quick, and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical solution adopted by the utility model is:

A mold gear push rod comprises a fixed mold and a movable mold, wherein the top surface of the fixed mold is provided with a slide groove for connection, and the slide groove has two groups, the movable mold is equipped with a rack A matched with the slide groove on one side close to the fixed mold, and the rack A has two groups, the top surface of the fixed mold is provided with a mold core for molding, the inner side of the fixed mold is provided with a slide hole connected with the mold core, and the slide hole has two groups, the inner side of the slide hole is slidably installed with a rack B for regulation, and the inner side of the slide hole and the inner side of the slide groove are both rotatably installed with a gear A for transmission;

The top surface of the rack B is integrally constructed with a pillar that can be used for connection, and the top surface of the pillar is sleeved with a pipe sleeve that can be used for support, the end of the pipe sleeve away from the pillar is integrally constructed with a top block located on the bottom surface of the inner side of the mold core, the outer peripheral surface of the pipe sleeve and the outer peripheral surface of the pillar are both provided with screw holes that can be used for connection, and there are multiple groups of screw holes, and special-shaped screws that can be used for auxiliary fixation are threadedly installed on the inner side of the screw holes.

Furthermore, the inner wall surface of the slide groove and the inner wall surface of the slide hole are both rotatably installed with gears B that can be used for auxiliary support, and there are multiple groups of gears B; gears B can provide auxiliary support for the operation of racks A and B in the slide groove or the slide hole, so that racks A and B can stably slide and displace in the slide hole or the slide groove.

Furthermore, the top surface of the fixed mold and the top surface of the movable mold are both provided with straight holes that can be used for connection, and there are multiple groups of straight holes. The inner side of the straight hole is equipped with a straight shaft that can be used for limiting, and the inner side of the movable mold is equipped with a sliding sleeve that is sleeved and connected with the straight shaft, and the sliding sleeve is located on the inner side of the straight hole; the straight shaft in the straight hole is convenient for sliding and sleeved connection with the sliding sleeve, so that the fixed mold and the movable mold can fit or separate with each other more stably.

Furthermore, the gear A is meshed and connected with both the rack A and the rack B; the gear A is meshed and connected with both the rack A and the rack B, so that when the gear A and the rack A are meshed with each other, the gear A can be driven to rotate, and through the mutual transmission between the gears A, the gear A meshed and connected with the rack B can also rotate, so that the gear A can be meshed and connected with the rack B, and the rack B can slide and displace in the sliding hole under the force of meshing.

Furthermore, the multiple groups of gears A are connected to each other through a rotating shaft; the gears A are mutually transmitted through the rotating shaft, so that the multiple groups of gears A can be mutually transmitted, which facilitates the sliding displacement of the rack B.

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

1. The technical solution of the present application is designed through the fixed mold, movable mold, sliding groove, rack A, sliding hole, rack B, gear A and ejector block. Through reasonable design, when the movable mold is separated from the fixed mold, the movable mold can mesh with the rack A and the gear A to rotate the gear A, and the mutual transmission between multiple groups of gears A makes the gear A and the rack B mesh with each other, so that the rack B slides and displaces in the sliding hole under the force of meshing, and conveniently pushes the ejector block, so that the ejector block can eject the object formed in the fixed mold, and it is convenient to eject automatically, and use the kinetic energy of the mold itself to eject the object, which is energy-saving and convenient and fast.

2. The technical solution of the present application makes it possible for the ejecting block used to eject objects from the mold core to be disassembled and assembled through the design of pillars, sleeves, screw holes and special-shaped screws, and it is easy to disassemble and assemble, and easy to replace, so that the ejecting block can automatically eject the molded objects in the mold core stably and smoothly.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the overall structure of a mold gear ejector rod of the utility model.

FIG. 2 is a schematic plan view of the internal structure of a fixed die of a mold gear ejector rod according to the present invention.

FIG3 is a schematic plan view of the structure of gear B of a mold gear ejector rod according to the present invention.

FIG. 4 is a schematic diagram of the connection structure between the rack B and the pipe sleeve of a mold gear push rod of the utility model.

In the figure: 1. Fixed mold; 2. Moving mold; 3. Slide groove; 4. Rack A; 5. Slide hole; 6. Rack B; 7. Gear A; 8. Support; 9. Pipe sleeve; 10. Top block; 11. Screw hole; 12. Special-shaped screw; 13. Straight hole; 14. Straight shaft; 15. Slide sleeve; 16. Mold core; 17. Gear B.

DETAILED DESCRIPTION

In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

As shown in Fig. 1-4, a mold gear push rod includes a fixed mold 1 and a movable mold 2. The top surface of the fixed mold 1 is provided with a slide groove 3 for connection, and the slide groove 3 has two groups. The movable mold 2 is equipped with a rack A4 that fits and connects with the slide groove 3 on one side close to the fixed mold 1, and the rack A4 has two groups. The top surface of the fixed mold 1 is provided with a mold core 16 that can be used for molding. The inside of the fixed mold 1 is provided with a slide hole 5 that is connected with the mold core 16, and the slide hole 5 has two groups. The inside of the slide hole 5 is slidably installed with a rack B6 that can be used for regulation. The inside of the slide hole 5 and the inside of the slide groove 3 are both rotatably installed with a gear A7 that can be used for transmission. The top surface of the rack B6 is integrally constructed with a The support 8 for connection is provided with a sleeve 9 for support on the top surface of the support 8. The end of the sleeve 9 away from the support 8 is integrally constructed with a top block 10 located on the inner bottom surface of the mold core 16. The outer peripheral surface of the sleeve 9 and the outer peripheral surface of the support 8 are provided with screw holes 11 for connection, and there are multiple groups of screw holes 11. The inner side of the screw holes 11 is threaded with special-shaped screws 12 for auxiliary fixation; the inner wall surface of the slide 3 and the inner wall surface of the slide hole 5 are rotatably installed with gears B17 for auxiliary support, and there are multiple groups of gears B17; the gear B17 can control the operation of the rack A4 and the rack B6 in the slide 3 or the slide hole 5. Auxiliary support is provided so that the rack A4 and the rack B6 can stably slide and displace in the sliding hole 5 or the sliding groove 3; the top surface of the fixed mold 1 and the top surface of the movable mold 2 are both provided with straight holes 13 for connection, and there are multiple groups of straight holes 13, and the inner side of the straight hole 13 is equipped with a straight shaft 14 for limiting, and the inner side of the movable mold 2 is equipped with a sliding sleeve 15 which is sleeved and connected with the straight shaft 14, and the sliding sleeve 15 is located on the inner side of the straight hole 13; the straight shaft 14 in the straight hole 13 is convenient for sliding and sleeved connection with the sliding sleeve 15, so that the fixed mold 1 and the movable mold 2 can be more stably fitted or separated from each other; the gear A7 and the rack A4 and the rack B6 are meshingly connected; gear A7 is meshingly connected with rack A4 and rack B6, so that when gear A7 and rack A4 are meshingly connected, gear A7 can be driven to rotate, and through the mutual transmission between gears A7, gear A7 meshingly connected with rack B6 can also rotate, so that gear A7 can be meshingly connected with rack B6, and rack B6 can slide and displace in the sliding hole 5 under the force of meshing; multiple groups of gears A7 are connected by transmission through rotating shafts; gears A7 are mutually transmitted through rotating shafts, so that multiple groups of gears A7 can be transmitted to each other, which is convenient for driving rack B6 to slide and displace.

It should be noted that the utility model is a mold gear push rod. When it is working, first install the corresponding structural components in the appropriate position and adjust the corresponding operating procedures. Then, when the object inside the mold is formed and the movable mold 2 is away from the fixed mold 1, the movable mold 2 can slide and displace in the slide groove 3 in the fixed mold 1 through the rack A4, and at the same time, the rack A4 can mesh with the gear A7 in the slide groove 3, so that the gear A7 in the slide groove 3 can rotate under the meshing force, and then the gear A7 in the slide groove 3 is driven by the rotating shaft to rotate the gear A7 in the slide hole 5, so that the gear A7 in the slide hole 5 can mesh with the rack B6, and the rack B6 slides and displaces in the slide hole 5 under the meshing force, and then the rack B6 facilitates the pushing of the pipe sleeve 9 and the push block 10, so that the push block 10 can eject the object formed in the mold core 16 between the movable mold 2 and the fixed mold 1, so that the staff can take it conveniently. At the same time, when the movable mold 2 approaches the fixed mold 1, the rack A4 will also mesh with the gear A7, and make the rack B6 and the rack A4 mutually engage with each other, thereby driving the pipe sleeve 9 to retract into the sliding hole 5, and at the same time, the ejector block 10 in the mold core 16 can return to its position, so that the mold can continue to be used to process and produce the object. At the same time, when the ejector block 10 needs to be replaced, only the ejector block 10 in the mold core 16 and the pipe sleeve 9 are extended from the mold core 16, so that the special-shaped screws 12 in the screw holes 11 on the outer wall surface of the pipe sleeve 9 can be disassembled, so that the pipe sleeve 9 and the ejector block 10 can be replaced conveniently, so that the ejector block 10 can continue to be used, so that the object formed in the mold can be automatically ejected.

The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims (5)

1. A mold gear push rod, comprising a fixed mold (1) and a movable mold (2), characterized in that a slide groove (3) for connection is provided on the top surface of the fixed mold (1), and the slide groove (3) has two groups, a side of the movable mold (2) close to the fixed mold (1) is equipped with a rack A (4) matched with the slide groove (3), and the rack A (4) has two groups, a mold core (16) for molding is provided on the top surface of the fixed mold (1), a slide hole (5) connected with the mold core (16) is provided on the inner side of the fixed mold (1), and the slide hole (5) has two groups, a rack B (6) for regulation is slidably installed on the inner side of the slide hole (5), and a gear A (7) for transmission is rotatably installed on the inner side of the slide hole (5) and the inner side of the slide groove (3); The top surface of the rack B (6) is integrally constructed with a support (8) that can be used for connection, and the top surface of the support (8) is sleeved with a pipe sleeve (9) that can be used for support, and the end of the pipe sleeve (9) away from the support (8) is integrally constructed with a top block (10) located on the inner bottom surface of the mold core (16), and the outer peripheral surface of the pipe sleeve (9) and the outer peripheral surface of the support (8) are both provided with screw holes (11) that can be used for connection, and there are multiple groups of screw holes (11), and the inner side of the screw holes (11) is threaded with special-shaped screws (12) that can be used for auxiliary fixing. 2. A mold gear push rod according to claim 1, characterized in that gears B (17) that can be used for auxiliary support are rotatably installed on the inner wall surface of the slide groove (3) and the inner wall surface of the slide hole (5), and there are multiple groups of gears B (17). 3. A mold gear push rod according to claim 1, characterized in that the top surface of the fixed mold (1) and the top surface of the movable mold (2) are both provided with straight holes (13) that can be used for connection, and there are multiple groups of straight holes (13), the inner side of the straight hole (13) is equipped with a straight shaft (14) that can be used for limiting, and the inner side of the movable mold (2) is equipped with a sliding sleeve (15) that is sleeved and connected with the straight shaft (14), and the sliding sleeve (15) is located on the inner side of the straight hole (13). 4. A mold gear push rod according to claim 1, characterized in that the gear A (7) is meshingly connected with the rack A (4) and the rack B (6). 5. A mold gear push rod according to claim 1, characterized in that the multiple groups of gears A (7) are connected to each other through a rotating shaft.