CN207736687U - A mold with automatic demoulding function - Google Patents

Abstract

The utility model discloses a mould with automatic demoulding function, which comprises an upper template and a bottom template, wherein a combined vertical plate is connected between the upper template and the bottom template; the top of the left side of the upper template is provided with a glue injection hole; the combined vertical plate comprises a vertical plate and a supporting template, wherein a mounting threaded hole is formed in the bottom of the vertical plate in a chiseled mode, an ejector rod is rotatably connected in the mounting threaded hole, threads are arranged at the head end and the tail end of the ejector rod, and the other end of the ejector rod is connected with a movable ejector block; the upper surface of the supporting template is provided with two vertically crossed sliding guide rails, the movable ejector block is embedded in the sliding guide rails, the top of the movable ejector block is provided with a threaded hole, and the other end of the ejector rod is spirally inserted into the threaded hole at the top of the movable ejector block; and a combined flap mold is embedded in the inner wall of the vertical plate, a feed inlet is formed in the splicing top end of the combined flap mold, a guide pillar is inserted in the feed inlet, and the guide pillar is connected with the glue injection hole. The utility model discloses a quick automatic demoulding operation, work efficiency high energy consumption is low.

Description

A mold with automatic demoulding function

technical field

The utility model relates to the field of mold equipment, in particular to a mold with an automatic demoulding function.

Background technique

Rubber mold is one of the main equipment in the production of rubber products. For the same rubber product, different types of mold structures can be designed, and the quality of the mold structure is directly related to the quality and production efficiency of the product. Therefore, the design of the mold structure is very important for the production of rubber products.

A plastic mold with automatic demoulding function with authorization notification number 206614718U, including a base, the top of the base is symmetrically equipped with support rods, the top of the support rods is fixedly connected by a top plate, and the inside of the support rods A partition is fixedly installed, and a motor is fixedly installed on the top of the partition. The plastic mold with automatic demoulding function, through the setting of the electric push rod, pressing rod and pressing tablet, after the plastic is formed in the upper mold and the lower mold, the pressing tablet can well suppress the formed plastic and start the motor at the same time And the hydraulic cylinder, the motor enables the connecting rod and the upper mold to move upward through the threaded rod and the threaded sleeve, and the hydraulic cylinder shrinks to move the movable seat and the lower mold downward, so that the molded plastic can be separated from the mold. However, for the processing of parts that require core-pulling of the inner ring of this mold, the pressure of the tablet pressing rod is likely to cause deformation of the inner cavity wall and affect product quality.

Utility model content

In order to overcome the deficiencies of the existing technical solutions, the utility model provides a mold with automatic demoulding function, including an upper template and a bottom template, and a combined vertical plate is connected between the upper template and the bottom template; There is a glue injection hole on the top of the left side; the combined vertical plate includes a vertical plate and a support formwork. There are two vertical plates. , the mounting threaded hole is rotatably connected with a push rod, the head and tail ends of the push rod are provided with threads, the other end of the push rod is connected with a movable jack block; A sliding guide rail, the movable top block is embedded in the sliding guide rail, a threaded hole is dug on the top of the movable top block, and the other end of the ejector rod is screwed into the top threaded hole of the movable top block; the vertical plate The inner wall is inlaid with a combined valve mold, and a feed port is dug on the spliced top of the combined valve mold, and a guide post is inserted into the feed port, and the guide post is connected with the glue injection hole.

As a preferred technical solution of the present invention, a taper hole is excavated on the bottom template, and a lower core is inserted into the taper hole. through the center of the valve to connect to the bottom of the composite valve mold.

As a preferred technical solution of the present invention, the combined valve mold is in the shape of a semi-cylindrical cylinder, and on the side of the opposite cylinder of the combined valve mold, a positioning pin hole is dug on the right side, and a positioning pin is inserted on the left side, so The dowel holes described above match the dowels.

As a preferred technical solution of the present invention, the front and rear sides of the movable top block are slopes, the slopes are evenly provided with anti-skid lines, and the end of the sliding guide rail corresponding to the slopes is equipped with telescopic oblique guide columns.

As a preferred technical solution of the present invention, the telescopic inclined guide post includes an outer sleeve and an inner guide post, the end of the outer sleeve is connected to the external driving device through a flange, and the inner surface of the outer sleeve is set There are standard threads.

As a preferred technical solution of the present invention, the outer surface of the inner guide post is provided with an external thread that matches the outer sleeve, and the front end of the inner guide post is a slope that matches the movable top block.

Compared with the prior art, the beneficial effects of the utility model are:

(1) The utility model sets the movable top block and the sliding guide rail, connects the external driving equipment with the telescopic inclined guide column, and drives the inclined surface of the front end of the inner guide column to match the inclined surface of the movable top block, so as to realize the horizontal movement of the movable top block and the vertical plate above it. The direction of forward or backward, and then realize the mold clamping and demoulding control of the combined valve mold. Here, the use of inclined plane drive can effectively reduce the transmission loss of the general connection, the movement is more flexible and smooth, and the energy consumption is effectively reduced;

(2) The utility model fixes the lower core on the bottom template, sets two completely symmetrical combined valve molds in the vertical plate, and then combines the horizontal and vertical promotion of the movable top block and ejector rod to push the mold The bottom and the left and right sides are completely separated, which can conveniently realize the core pulling of the inner ring and the demoulding action of the outer ring, and improve the demoulding rate;

To sum up, the utility model realizes quick and automatic demoulding operation, high working efficiency and low energy consumption.

Description of drawings

Fig. 1 is the overall structure diagram of the utility model;

Fig. 2 is a top view schematic diagram of the combined flap mold of the present invention.

In the figure: 1-upper formwork; 2-bottom formwork; 3-combined vertical plate; 4-glue injection hole; 5-combined valve mold; 6-guide pillar;

201-taper hole 201; 202-lower core;

301-vertical plate; 302-support template; 303-installation threaded hole; 304-ejector; 305-movable top block; 306-sliding guide rail; 307-inner guide column; ;

501-locating pin hole; 502-locating pin.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The descriptions of the following embodiments are with reference to the accompanying drawings to illustrate the specific embodiments that the present utility model can be used to implement. The terms of direction and position mentioned in the present invention, such as "upper", "middle", "lower", "front", "back", "left", "right", "inner", "outer", " "Side", etc., are only for reference to the direction and position of the attached drawings. Therefore, the used terms of direction and position are used to illustrate and understand the present invention, but not to limit the present invention.

Example:

As shown in Figure 1, the utility model provides a kind of mold with automatic demoulding function, comprises upper formwork 1 and bottom formwork 2, is connected with combination riser 3 between described upper formwork 1 and bottom formwork 2; On the top of the left side of the upper template 1, there is a glue injection hole 4; the glue injection hole 4 is used to connect the feeding equipment and to add the film injection raw materials, and the combined vertical plate 3 is connected to the upper template 1 and the bottom template 2 to form a mold overall framework.

The combined vertical plate 3 includes a vertical plate 301 and a supporting plate 302. There are two vertical plates 301. The top view of each vertical plate 301 is semicircular arc-shaped. The supporting plate 302 is used to provide support for the vertical plate 301. And the demoulding parts are installed, the vertical plate 301 forms the frame of the whole mold, and is composed of two completely symmetrical parts, which can be easily spliced and installed, and can also be easily disassembled directly from the middle position; the bottom of the vertical plate 301 Excavation is provided with installation threaded hole 303, and the inner rotation of described installation threaded hole 303 is connected with ejector rod 304, and the head and tail ends of described ejector rod 304 are all provided with screw thread, and the other end of ejector rod 304 is connected with movable top block 305; The upper surface of the support template 302 is excavated with two vertically intersecting sliding guide rails 306, the movable top block 305 is embedded in the sliding guide rail 306, the top of the movable top block 305 is drilled with a threaded hole, and the other end of the push rod 304 is screwed. Inserted in the threaded hole on the top of the movable top block 305; the movable top block 305 can move back and forth in the sliding guide rail 306, and then drive the upper ejector rod 304 to move horizontally, then can drive the two parts of the vertical plate 301 above Relative or opposite movement to realize the mold closing or demoulding operation of the vertical plate 301;

As shown in Figure 2, the inner wall of the vertical plate 301 is inlaid with a combined valve mold 5, and the splicing top of the combined valve mold 5 is dug with a feed port, and a guide post 6 is inserted in the feed port, and the guide post 6 links to each other with injection hole 4. The combined valve mold 5 is in the shape of a semi-cylindrical cylinder. On the side of the cylinder relative to the combined valve mold 5, a positioning pin hole 501 is dug on the right side, and a positioning pin 502 is inserted on the left side. The positioning pin hole 501 is connected to the positioning pin Pin 502 matches. The combined flap molds 5 on both sides are positioned and fixed through the positioning pin holes 501 and the positioning pins 502, and a sealing structure is formed under the extrusion of the vertical plates 301 on both sides, and the injection molding raw materials enter into the The inside of the combined valve mold 5 is subjected to compression molding operation.

It should be noted that a tapered hole 201 is drilled on the bottom template 2, and a lower core 202 is inserted into the tapered hole 201. The lower core 202 is a hollow cylinder structure, and the lower core 202 is formed from the supporting plate. 302 passes through the center and is connected to the bottom of the combined valve mold 5. The lower core 202 and the combined valve mold 5 form an integrated sealing structure, and the lower core 202 and the bottom template 2 are relatively fixed structures. The inner diameter of the lower core 202 It matches the bottom of the combined valve mold 5, so that the combined valve mold 5 can be easily released from the lower core 202. When the push rod 304 lifts the vertical plate 301, it will simultaneously drive the combined valve mold 5 to be lifted, so that it can It is convenient to realize the core pulling operation of the inner ring.

It is further explained that, the front and rear sides of the movable top block 305 are inclined surfaces, and the anti-skid lines are evenly arranged on the inclined surfaces, and the end of the sliding guide rail 306 corresponding to the inclined surfaces is equipped with a telescopic inclined guide column 308 . The telescopic inclined guide post 308 includes an outer sleeve 309 and an inner guide post 307, the end of the outer sleeve 309 is connected to an external driving device through a flange, and the inner surface of the outer sleeve 309 is provided with standard threads. The outer surface of the inner guide post 307 is provided with an external thread that matches the outer sleeve 309, and the front end of the inner guide post 307 is a slope that matches the movable top block 305. The telescopic inclined guide post 308 can be connected with an external drive motor or other rotary drive equipment, and the outer sleeve 309 is driven to rotate through the drive device. Under the action of the screw connection, the inner guide post 307 is screwed out or screwed in, and then drives the movable top. Block 305 advances or retreats to realize the driving operation of demoulding and clamping in the horizontal direction.

In summary, the main features of the utility model are:

(1) The utility model sets the movable top block and the sliding guide rail, connects the external driving equipment with the telescopic inclined guide column, and drives the inclined surface of the front end of the inner guide column to match the inclined surface of the movable top block, so as to realize the horizontal movement of the movable top block and the vertical plate above it. The direction of forward or backward, and then realize the mold clamping and demoulding control of the combined valve mold. Here, the use of inclined plane drive can effectively reduce the transmission loss of the general connection, the movement is more flexible and smooth, and the energy consumption is effectively reduced;

(2) The utility model fixes the lower core on the bottom template, sets two completely symmetrical combined valve molds in the vertical plate, and then combines the horizontal and vertical promotion of the movable top block and ejector rod to push the mold The bottom and the left and right sides are completely separated, which can conveniently realize the core pulling of the inner ring and the demoulding action of the outer ring, and improve the demoulding rate;

To sum up, the utility model realizes quick and automatic demoulding operation, high working efficiency and low energy consumption.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to be included in the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. a mold with automatic demoulding function, is characterized in that: comprise last formwork (1) and bottom formwork (2), be connected with combination vertical plate ( 3); the top left side of the upper template (1) has a glue injection hole (4); the combined vertical plate (3) includes a vertical plate (301) and a supporting plate (302), and the vertical plate ( There are two 301) in total, the top view of each vertical plate (301) is a semicircular arc shape, and the bottom of the vertical plate (301) is dug with an installation threaded hole (303), and the inside of the installation threaded hole (303) is rotatably connected with a push rod (304), the head and tail ends of the push rod (304) are provided with threads, and the other end of the push rod (304) is connected with a movable top block (305); Two cross sliding guide rails (306), the movable top block (305) is embedded in the sliding guide rail (306), the top of the movable top block (305) is drilled with a threaded hole, and the other end of the push rod (304) The screw is inserted into the top threaded hole of the movable top block (305); the inner wall of the vertical plate (301) is inlaid with a combined valve mold (5), and the splicing top of the combined valve mold (5) is dug with a feed A guide post (6) is inserted into the feed port, and the guide post (6) is connected to the glue injection hole (4). 2. A mold with automatic demoulding function according to claim 1, characterized in that: the bottom template (2) is dug with a tapered hole (201), and the tapered hole (201) is inserted with a The lower core (202), the lower core (202) is a hollow cylinder structure, the lower core (202) passes through the center of the supporting plate (302), and is connected to the bottom of the combined valve mold (5). 3. A mold with automatic demoulding function according to claim 2, characterized in that: the combined valve mold (5) is in the shape of a semi-cylindrical cylinder, and the combined valve mold (5) is on the opposite side of the cylinder. , the right side is excavated with a positioning pin hole (501), the left side is inserted with a positioning pin (502), and the positioning pin hole (501) matches the positioning pin (502). 4. A mold with automatic demoulding function according to claim 1, characterized in that: the front and rear sides of the movable top block (305) are inclined surfaces, and anti-skid lines are evenly arranged on the inclined surfaces, and the sliding surface corresponding to the inclined surfaces A telescopic inclined guide post (308) is installed at the end of the guide rail (306). 5. A mold with automatic demoulding function according to claim 4, characterized in that: the telescopic inclined guide post (308) comprises an outer sleeve (309) and an inner guide post (307), the outer The end of the sleeve (309) is flanged to an external driving device, and the inner surface of the outer sleeve (309) is provided with standard threads. 6. A mold with automatic demoulding function according to claim 5, characterized in that: the outer surface of the inner guide post (307) is provided with an external thread matched with the outer sleeve (309), And the front end of the inner guide post (307) is an inclined plane matched with the movable top block (305).