CN210523743U

CN210523743U - Concatenation formula piston mould

Info

Publication number: CN210523743U
Application number: CN201921451968.0U
Authority: CN
Inventors: 夏大亭; 程圣昌
Original assignee: Maanshan Changye Heavy Industry Technology Co ltd
Current assignee: Maanshan Changye Heavy Industry Technology Co ltd
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2020-05-15
Anticipated expiration: 2029-09-02

Abstract

The utility model discloses a concatenation formula piston mould, including bed die, last mould, extension board, bottom plate, riser, push pedal, first spring, guide block, limiting plate, roof, second spring, connecting plate, reference column, curb plate and backup pad. The utility model discloses simple structure, convenient operation does benefit to through the design of riser and carries out spacing to the mould to when the removal through the push pedal is convenient to splice the mould, also conveniently is the quick drawing of patterns of back finished product, has improved the convenience of operation, has reduced the operation degree of difficulty; the utility model discloses a design of the guide block of reference column does benefit to and fixes a position the mould, avoids causing the problem that produces the deviation between the upper and lower mould, is favorable to improving the machining precision of mould, avoids causing the problem that the finished product quality reduces.

Description

Concatenation formula piston mould

Technical Field

The utility model relates to a mould specifically is a concatenation formula piston mould, belongs to mould application technical field.

Background

The mould is used for making the tool of the shaping article, this kind of tool is formed by various parts, different moulds are formed by different parts, it mainly realizes the processing of the article shape through the change of the physical state of the shaping material, it is widely used in the forming process of blanking, die forging, cold heading, extrusion, powder metallurgy pressing, pressure casting, and compression molding or injection molding of the products of engineering plastics, rubber, ceramics, etc., the mould has a special outline or cavity shape, the blank can be separated according to the outline shape by applying the outline shape with cutting edge, the blank can obtain the corresponding stereo shape by applying the cavity shape. The mould generally comprises a movable mould and a fixed mould or a convex mould and a concave mould, wherein the movable mould and the fixed mould or the convex mould and the concave mould can be separated and combined, a workpiece is taken out when the movable mould and the fixed mould are separated, a blank is injected into a mould cavity for forming when the fixed mould is closed, the mould is a precise tool, the shape is complex, the expansion force of the blank is borne, the requirements on structural strength, rigidity, surface hardness, surface roughness and processing precision are high, and the development level of mould production is one of important marks of the mechanical.

The existing die is used for making a blank into a tool with a workpiece with a specific shape and a specific size under the action of external force, but for the die for forming the spliced piston, the die is not easy to splice during processing, so that the operation difficulty is increased, and the demoulding of a finished product is not facilitated after the processing is finished, so that the operation is inconvenient; and the mould is not beneficial to positioning when the mould is closed, so that the deviation between the upper mould and the lower mould is easily caused, and the processing precision is reduced. Therefore, a split joint type piston mold is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a concatenation formula piston mould just in order to solve above-mentioned problem.

The utility model realizes the purpose through the following technical proposal, a splicing piston mould comprises an upper mould positioned at the top of a lower mould, a splicing mechanism and a positioning mechanism;

the splicing mechanism comprises a lower die, an extension plate and a bottom plate, wherein the side wall of the lower die is fixedly connected with the extension plate, the lower die is slidably connected with the top surface of the bottom plate, the top surface of the bottom plate is fixedly connected with the vertical plate, the top surface of the bottom plate is slidably connected with a push plate, and the push plates are fixedly connected through a first spring;

positioning mechanism includes mould, limiting plate, roof and curb plate, go up mould tip and guide block fixed connection, just go up mould bottom and limiting plate fixed connection, go up mould and roof bottom surface sliding connection, the roof top surface passes through second spring and connecting plate fixed connection, just connecting plate and reference column top fixed connection, roof bottom surface side and curb plate fixed connection, just curb plate lateral wall and backup pad fixed connection.

Preferably, the number of the lower die and the upper die is two, the lower die and the upper die are respectively spliced with each other to form the lower die, and the lower die is connected with the two vertical plates in a sliding manner.

Preferably, the quantity of push pedal is four, four the push pedal all is L shape structure, push pedal top and extension inboard inside through connection, and per two all through first spring fixed connection between the push pedal.

Preferably, the top surface of the top plate is in through connection with eight positioning columns which are uniformly distributed, the bottom end of each positioning column extends into the upper die, and the connecting plate at the top of each positioning column is fixedly connected with the two second springs.

Preferably, the two sides of the top surface are fixedly connected with the two side plates respectively, the two supporting plates on the side plates are of L-shaped structures, and the top surfaces of the two supporting plates are in sliding connection with the side ends of the upper die respectively.

Preferably, the bottom of the upper die is fixedly connected with the two limiting plates, the side surfaces of the two limiting plates are of inclined structures, and the side surfaces of the two limiting plates are respectively contacted with the top ends of the two lower dies.

The utility model has the advantages that:

1. the utility model discloses simple structure, convenient operation does benefit to through the design of riser and carries out spacing to the mould to when the removal through the push pedal is convenient to splice the mould, also conveniently is the quick drawing of patterns of back finished product, has improved the convenience of operation, has reduced the operation degree of difficulty;

2. the utility model discloses a design of the guide block of reference column does benefit to and fixes a position the mould, avoids causing the problem that produces the deviation between the upper and lower mould, is favorable to improving the machining precision of mould, avoids causing the problem that the finished product quality reduces.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;

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

fig. 3 is a schematic side view of the present invention.

In the figure: 1. the lower die comprises a lower die body, 2, an upper die body, 3, an extension plate, 4, a bottom plate, 5, a vertical plate, 6, a push plate, 7, a first spring, 8, a guide block, 9, a limiting plate, 10, a top plate, 11, a second spring, 12, a connecting plate, 13, a positioning column, 14, a side plate, 15 and a supporting plate.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and 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. 1-3, a split joint type piston mold includes an upper mold 2 located on the top of a lower mold 1, a split joint mechanism and a positioning mechanism;

the splicing mechanism comprises a lower die 1, an extension plate 3 and a bottom plate 4, wherein the side wall of the lower die 1 is fixedly connected with the extension plate 3, the lower die 1 is slidably connected with the top surface of the bottom plate 4 and is used for splicing the lower die 1, the top surface of the bottom plate 4 is fixedly connected with a vertical plate 5, the top surface of the bottom plate 4 is slidably connected with a push plate 6, and the push plate 6 is fixedly connected with the lower die 1 through a first spring 7 and is used for demoulding between a finished product and the lower die 1;

positioning mechanism includes mould 2, limiting plate 9, roof 10 and curb plate 14, go up 2 tip and 8 fixed connection of guide block of mould, just go up 2 bottoms of mould and 9 fixed connection of limiting plate, go up

mould

2 and 10 bottom surfaces sliding connection of roof, roof 10 top surface passes through second spring 11 and connecting plate 12 fixed connection, just connecting

plate

12 and 13 top fixed connection of reference column, roof 10 bottom surfaces side and 14 fixed connection of curb plate, just 14 lateral walls of curb plate and 15 fixed connection of backup pad for go up the concatenation between the mould 2.

The number of the lower die 1 and the number of the upper die 2 are two, the two lower dies 1 and the two upper dies 2 are respectively spliced, and the two lower dies 1 are connected with the two vertical plates 5 in a sliding manner, so that the lower dies 1 and the upper dies 2 can be conveniently spliced, and the injection molding of a piston can be conveniently realized; the number of the push plates 6 is four, the four push plates 6 are all of an L-shaped structure, the top ends of the push plates 6 are connected with the interior of the extension plate 3 in a penetrating manner, and every two push plates 6 are fixedly connected through a first spring 7, so that the lower die 1 can be conveniently spliced, and the lower die 1 and a finished product can be conveniently demoulded; the top surface of the top plate 10 is in through connection with eight positioning columns 13 which are uniformly distributed, the bottom end of each positioning column extends into the upper die 2, and the connecting plate 12 at the top of each positioning column 13 is fixedly connected with two second springs 11, so that the upper die 2 can be conveniently positioned, and deviation is avoided; the two sides of the top surface are fixedly connected with the two side plates 14 respectively, the supporting plates 15 on the two side plates 14 are both in an L-shaped structure, and the top surfaces of the two supporting plates 15 are connected with the side end of the upper die 2 in a sliding manner respectively, so that the upper die 2 is convenient to limit and the upper die 2 is convenient to fix; go up 2 bottoms of mould and two limiting plates 9 fixed connection, two limiting plate 9 side all is the slope structure, and two limiting plate 9 side contacts respectively with the top of two bed dies 1, the compaction of the bed die 1 of being convenient for, conveniently processes.

The utility model discloses when using, peg graft guide block 8 between the mould 2, make two and accomplish the concatenation between the mould 2, place two and go up mould 2 on the backup pad 15 at roof 10 top, support mould 2 through backup pad 15, through removing connecting plate 12, make after second spring 11 is tensile, drive reference column 13 and remove, and then place mould 2 in roof 10 bottom, after placing and accomplishing, through loosening connecting plate 12, the elastic recovery of second spring 11 drives reference column 13 and removes to the inside of mould 2, and then fixes a position upper mould 2, avoid taking place the deviation;

after the upper die 2 is installed, the push plate 6 is pushed to enable the push plate 6 to drive the extension plate 3 to move transversely, the extension plate 3 drives the two lower dies 1 to move and then to be close to each other, the lower dies 1 are placed between the two vertical plates 5, when die assembly is carried out, the top plate 10 is moved through the hydraulic mechanism to drive the upper die 2 to move vertically at the same time, after the upper die 2 drives the limiting plate 9 at the bottom of the upper die 2 to move, the inclined side face of the limiting plate 9 is made to contact with the side end of the lower die 1, the lower dies 1 are further pushed to be close to each other, when splicing and pressing are completed between the lower dies 1, the upper die 2 and the lower dies 1 are pressed to facilitate injection molding of a piston, after molding is completed, the upper die 2 is driven to be separated from the lower dies 1 through movement of the top plate 10, the limiting plate 9 is separated from the lower dies 1, the two push plates 6, the push plate 6 drives the extension plate 3 to move simultaneously, so that the two lower dies 1 are opened, demoulding between finished products and the lower dies 1 is facilitated, and convenience in operation is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a concatenation formula piston mould which characterized in that: comprises an upper die (2) positioned at the top of a lower die (1), a splicing mechanism and a positioning mechanism;

the splicing mechanism comprises a lower die (1), an extension plate (3) and a bottom plate (4), wherein the side wall of the lower die (1) is fixedly connected with the extension plate (3), the lower die (1) is slidably connected with the top surface of the bottom plate (4), the top surface of the bottom plate (4) is fixedly connected with a vertical plate (5), the top surface of the bottom plate (4) is slidably connected with a push plate (6), and the push plates (6) are fixedly connected with each other through a first spring (7);

positioning mechanism includes mould (2), limiting plate (9), roof (10) and curb plate (14), go up mould (2) tip and guide block (8) fixed connection, just go up mould (2) bottom and limiting plate (9) fixed connection, go up mould (2) and roof (10) bottom surface sliding connection, roof (10) top surface passes through second spring (11) and connecting plate (12) fixed connection, just connecting plate (12) and reference column (13) top fixed connection, roof (10) bottom surface side and curb plate (14) fixed connection, just curb plate (14) lateral wall and backup pad (15) fixed connection.

2. The split piston mold of claim 1, wherein: the quantity of bed die (1) and last mould (2) all is two, two bed die (1) and last mould (2) all splice each other respectively and form, and two sliding connection between bed die (1) and two riser (5).

3. The split piston mold of claim 1, wherein: the quantity of push pedal (6) is four, four push pedal (6) all are L shape structure, push pedal (6) top and extension board (3) inside through connection, and per two all through first spring (7) fixed connection between push pedal (6).

4. The split piston mold of claim 1, wherein: roof (10) top surface and evenly distributed's eight reference column (13) through connection, every the location bottom all extends to inside the top mould (2), and every connecting plate (12) at reference column (13) top all with two second spring (11) fixed connection.

5. The split piston mold of claim 1, wherein: the two sides of the top surface are fixedly connected with the two side plates (14) respectively, the supporting plates (15) on the two side plates (14) are of L-shaped structures, and the top surfaces of the supporting plates (15) are connected with the side end of the upper die (2) in a sliding mode respectively.

6. The split piston mold of claim 1, wherein: go up mould (2) bottom and two limiting plate (9) fixed connection, two limiting plate (9) side all is the slope structure, and two limiting plate (9) side contacts respectively with the top of two bed dies (1).