CN217144764U

CN217144764U - Stripping device for mold production

Info

Publication number: CN217144764U
Application number: CN202220830704.1U
Authority: CN
Inventors: 杨海军; 郑昌洪; 盘祖辉
Original assignee: Shanghai Hongyi Electronic Technology Co ltd
Current assignee: Shanghai Hongyi Electronic Technology Co ltd
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-08-09
Anticipated expiration: 2032-04-06

Abstract

The utility model relates to the technical field of mold production, in particular to a stripping device for mold production, which comprises a bracket, a female mold and a male mold are arranged at the corresponding position of the center of the bracket, an injection molding frame is movably inserted at the top of the female mold, a rectangular plate is movably inserted inside the injection molding frame, metal blocks are arranged at the left side and the right side of the injection molding frame, positioning rods with adjustable height are symmetrically distributed below the metal blocks and near the front side and the rear side, a hollow frame is slidably connected at the bottom of the male mold and corresponding to the injection molding frame, electromagnets which are fixedly adsorbed with the metal blocks are embedded at the bottom of the male mold and at the left side and the right side of the hollow frame, the utility model pushes the injection molding frame through the hollow frame, so that a shaped workpiece can slowly slide along the outer wall of the male mold and then move by pushing the rectangular plate, thereby the workpiece rises to realize the separation with the injection molding frame, the workpiece is uniformly stressed in the stripping process, and the workpiece is prevented from being damaged in the stripping process.

Description

Stripping device for mold production

Technical Field

The utility model relates to a mould production technical field specifically is a take off material device for mould production.

Background

The mold is a tool for making a blank into a finished piece with a specific shape and size under the action of external force, the tool is composed of various parts, different molds are composed of different parts, and the tool is widely used for blanking, die forging, cold heading, extrusion, powder metallurgy part pressing and pressure casting, and the compression molding or injection molding forming processing of products such as engineering plastics, rubber, ceramics and the like.

SUMMERY OF THE UTILITY MODEL

In order to make up for the above insufficiency, the utility model provides a take off material device for mould production.

The technical scheme of the utility model is that:

a take off material device for mould production, which comprises a bracket, the support center corresponds the position and is equipped with female mould and terrace die utensil, the terrace die utensil pass through the movable block with support sliding connection, the central point at female mould top puts the activity and pegs graft and has the frame of moulding plastics, the inside activity of the frame of moulding plastics is pegged graft and is had the rectangular plate, the left and right sides of the frame of moulding plastics all is equipped with the metal block, the below of metal block and be close to around bilateral symmetry distribute have height-adjustable's locating lever, the bottom of terrace die utensil and with the corresponding position sliding connection of the frame of moulding plastics has the cavity frame, the bottom of terrace die utensil just is located the left and right sides of cavity frame all inlay be equipped with the metal block adsorbs fixed electro-magnet.

As a preferred technical scheme, a first electric cylinder is arranged in the middle of the inner wall of the top of the support, and a piston rod of the first electric cylinder is fixedly connected with the male die.

As a preferable technical scheme, the inner wall of the bracket is provided with a sliding groove in sliding connection with the moving block, and guide rods are vertically arranged inside the sliding groove.

As the preferred technical scheme, the positioning rod comprises a fixing rod and a connecting rod, and the lower end of the connecting rod penetrates through the outer wall of the top of the fixing rod and is provided with a limiting block.

According to the preferable technical scheme, a second electric cylinder is arranged at the center of the bottom of the injection molding frame, and the end of a piston rod of the second electric cylinder penetrates through the outer wall of the bottom of the injection molding frame and is fixedly connected with the rectangular plate.

As preferred technical scheme, the inside of convex mould just is close to four corner positions of cavity frame all are equipped with the electric push rod, the tip of electric push rod all with cavity frame fixed connection.

As preferred technical scheme, the support left and right sides just is close to the front and back both sides outer wall of intermediate position and all is equipped with radiator fan.

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

1. the utility model adjusts the height position of the hollow frame through the electric push rod, then the hollow frame pushes the injection molding frame, so that the shaped workpiece can slowly slide along the outer wall of the convex mold to realize stripping, and then the piston rod of the second electric cylinder pushes the rectangular plate to move, so that the workpiece rises to realize separation from the injection molding frame, the stress of the workpiece is uniform in the stripping process, and the workpiece is prevented from being damaged in the stripping process;

2. the utility model discloses a piston rod of first electric jar carries out the push-and-pull to convex mould, then under the absorption cooperation of metal block and electro-magnet for the frame of moulding plastics is along with convex mould synchronous motion, so that cool off the design to the material through external forced air cooling, and cooling fan's use of deuterogamying has accelerated cooling efficiency, thereby has saved when natural cooling consumes, so that improve production efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the middle support after being cut;

FIG. 3 is one of the schematic structural diagrams of the middle convex mold according to the present invention;

fig. 4 is a second schematic structural view of the cut convex mold of the present invention;

FIG. 5 is a schematic view of a cut-away portion of the concave mold of the present invention;

FIG. 6 is a schematic view of a partial structure of the utility model after the partial structure is cut;

fig. 7 is a schematic view of a part of the structure of the middle fixing rod after being cut.

The meaning of the individual reference symbols in the figures is:

a bracket 1; a first electric cylinder 11; a chute 12; a guide rod 121; a female mold 2; an injection frame 21; a housing 211; a second electric cylinder 212; a rectangular plate 213; a metal block 22; a male mold 3; a moving block 31; a hollow frame 32; an electromagnet 33; an electric push rod 34; a heat radiation fan 4; a positioning rod 5; a fixing lever 51; a connecting rod 52; a stop block 521.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-7, the present invention provides a technical solution:

a stripping device for mold production comprises a support 1, a female mold 2 and a male mold 3 are arranged at the corresponding positions of the center of the support 1, the female mold 2 is positioned below the male mold 3, the male mold 3 is connected with the support 1 in a sliding manner through a moving block 31, an injection frame 21 is movably inserted at the center position of the top of the female mold 2, the injection frame 21 corresponds to the center position of a convex block on the male mold 3, a rectangular plate 213 is movably inserted inside the injection frame 21, the outer wall of the rectangular plate 213 is contacted with the inner wall of the injection frame 21, a rubber gasket is arranged in a gap between the outer wall of the rectangular plate 213 and the inner wall of the injection frame 21 and used for enhancing the sealing property between the rectangular plate 213 and the injection frame 21, metal blocks 22 are arranged at the left side and the right side of the injection frame 21, height-adjustable positioning rods 5 are symmetrically distributed below the metal blocks 22 and near the front side and the rear side, a containing groove for containing the contractive positioning rod 5 is arranged inside the female mold 2, the bottom of the male die 3 is slidably connected with a hollow frame 32 corresponding to the injection molding frame 21, and electromagnets 33 which are fixedly adsorbed with the metal blocks 22 are embedded in the bottom of the male die 3 and positioned at the left side and the right side of the hollow frame 32.

Preferably, as in this embodiment, a first electric cylinder 11 is disposed at a middle position of an inner wall of a top portion of the support 1, a piston rod of the first electric cylinder 11 is fixedly connected with the male mold 3, so that the male mold 3 is pushed and pulled by the piston rod of the first electric cylinder 11, thereby adjusting the height of the male mold 3, a chute 12 slidably connected with the moving block 31 is disposed at the inner wall of the support 1, guide rods 121 are vertically disposed inside the chute 12, the moving block 31 is slidably connected with the corresponding guide rods 121, and by additionally providing the guide rods 121, a moving track of the moving block 31 is limited, thereby preventing the moving block 31 from shifting during moving, specifically, when the length of the piston rod of the first electric cylinder 11 reaches a maximum length, an outer wall of a bottom portion of the male mold 3 contacts an outer wall of the female mold 2, at this time, the moving block 31 moves to a bottom end of the chute 12 along the guide rods 121, when the length of the piston rod of the first electric cylinder 11 reaches the minimum, the outer wall of the bottom of the male die 3 is separated from the outer wall of the female die 2, at this time, the moving block 31 moves to the top end of the sliding groove 12 along the guide rod 121, and the length of the gap between the male die 3 and the female die 2 is greater than the height of the injection molding frame 21.

Preferably, the positioning rod 5 includes a fixing rod 51 and a connecting rod 52, the lower end of the connecting rod 52 passes through the outer wall of the top of the fixing rod 51 and is provided with a limit block 521, the diameter of the limit block 521 is larger than that of the connecting rod 52, a cylindrical groove slidably connected with the limit block 521 is formed in the fixing rod 51, and the end of the cylindrical groove is not communicated with the outside, so that the moving range of the connecting rod 52 is limited by the limit block 521, and the connecting rod 52 is prevented from being separated from the fixing rod 51 in the moving process.

Preferably, as the embodiment, the second electric cylinder 212 is disposed at the center of the bottom of the injection frame 21, the end of the piston rod of the second electric cylinder 212 penetrates through the outer wall of the bottom of the injection frame 21 and is fixedly connected with the rectangular plate 213, so as to push and pull the rectangular plate 213 through the piston rod of the second electric cylinder 212, thereby realizing the adjustment of the height position of the rectangular plate 213, the housing 211 is disposed at the center of the bottom of the injection frame 21 and outside the second electric cylinder 212, so as to protect the second electric cylinder 212, and specifically, the rectangular plate 213 and the injection frame 21 are both made of a material with good heat conductivity, so as to discharge the heat inside the injection frame 21.

Preferably, the electric push rods 34 are disposed inside the male mold 3 and at four corners close to the hollow frame 32, ends of the electric push rods 34 are fixedly connected to the hollow frame 32, so that the hollow frame 32 is pushed by the electric push rods 34 to move, and thus the height of the hollow frame 32 is adjusted, specifically, the distance between the inner wall and the outer wall of the hollow frame 32 is the same as the distance between the inner wall and the outer wall of the injection molding frame 21, and further, the injection molding frame 21 is pushed while the hollow frame 32 moves down.

As the preferred of this embodiment, support 1 left and right sides and the front and back both sides outer wall that is close to the intermediate position all are equipped with radiator fan 4, control two corresponding radiator fan 4 symmetries and set up to radiator fan 4's wind gap orientation convex mould 3, through addding radiator fan 4, be convenient for strengthen gaseous flow velocity, thereby be convenient for improve mould cooling rate.

The utility model discloses a take off material device for mould production when using, pour into the raw materials into to the frame 21 inside of moulding plastics, then promote protruding mould 3 through the piston rod of first electric jar 11, thereby make protruding mould 3 extrude the raw materials, then energize electro-magnet 33, make electro-magnet 33 and metal block 22 adsorb fixedly, then the piston rod of rethread first electric jar 11 moves up to drawing protruding mould 3, thereby make metal block 22 drive parts such as frame 21 of moulding plastics and shift up in step, and then make frame 21 of moulding plastics separate with cavity die 2, then accelerate the air flow of the frame 21 left and right sides of moulding plastics through radiator fan 4, then realize the cooling design to the material, specifically, stimulate connecting rod 52 to shift up in step when metal block 22 shifts up, thereby make stopper 521 move in the inside cylindrical groove, so that realize the restriction to metal block 22 moving trajectory, after the cooling, with the power disconnection of electro-magnet 33, make metal block 22 lose the adsorption affinity, then utilize electric putter 34 to promote hollow frame 32, make frame 21 of moulding plastics receive behind the thrust to move down along with hollow frame 32 is synchronous, then make the material after the cooling drop from terrace die utensil 3 along with the moving down of frame 21 of moulding plastics, then the piston rod of rethread second electric jar 212 promotes rectangular plate 213 and moves up, make rectangular plate 213 promote the material after the cooling, thereby make the material and the separation of frame 21 of moulding plastics.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A take off material device for mould production, including support (1), its characterized in that: a concave die (2) and a convex die (3) are arranged at the corresponding positions of the center of the bracket (1), the convex die (3) is connected with the bracket (1) in a sliding way through a moving block (31), an injection molding frame (21) is movably inserted in the center of the top of the female die (2), a rectangular plate (213) is movably inserted in the injection molding frame (21), metal blocks (22) are arranged on the left side and the right side of the injection molding frame (21), positioning rods (5) with adjustable height are symmetrically distributed below the metal block (22) and close to the front side and the rear side, the bottom of the convex mould (3) is connected with a hollow frame (32) in a sliding way at the position corresponding to the injection moulding frame (21), the bottom of convex mould (3) just is located the left and right sides of cavity frame (32) all inlay be equipped with metal block (22) adsorb fixed electro-magnet (33).

2. The stripper apparatus for mold production as set forth in claim 1, wherein: the middle position of the inner wall of the top of the support (1) is provided with a first electric cylinder (11), and a piston rod of the first electric cylinder (11) is fixedly connected with the convex die (3).

3. The stripper apparatus for mold production as set forth in claim 1, wherein: the inner wall of the support (1) is provided with a sliding groove (12) which is connected with the moving block (31) in a sliding mode, and guide rods (121) are vertically arranged inside the sliding groove (12).

4. The stripper apparatus for mold production as set forth in claim 1, wherein: the positioning rod (5) comprises a fixing rod (51) and a connecting rod (52), and the lower end of the connecting rod (52) penetrates through the outer wall of the top of the fixing rod (51) and is provided with a limiting block (521).

5. The stripper apparatus for mold production as set forth in claim 1, wherein: the center position of frame (21) bottom of moulding plastics is equipped with second electric jar (212), the piston rod end of second electric jar (212) pass the bottom outer wall of frame (21) of moulding plastics and with rectangular plate (213) fixed connection.

6. The stripper apparatus for mold production as set forth in claim 1, wherein: the inside of convex mould (3) just is close to four corner positions of cavity frame (32) all are equipped with electric push rod (34), the tip of electric push rod (34) all with cavity frame (32) fixed connection.

7. The stripper apparatus for mold production as set forth in claim 1, wherein: the outer walls of the left side and the right side of the support (1) and the outer walls of the front side and the rear side close to the middle position are respectively provided with a cooling fan (4).