CN211221865U

CN211221865U - Toughening flowerpot injection mold with four-side large sliding block core pulling mechanism

Info

Publication number: CN211221865U
Application number: CN201921723879.7U
Authority: CN
Inventors: 章景; 何文东; 谢峰
Original assignee: Zhejiang Hengda Plastic Co ltd
Current assignee: Zhejiang Hengda Plastic Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-08-11
Anticipated expiration: 2029-10-15

Abstract

The utility model provides a flowerpot injection mould toughens with big slider in four sides mechanism of loosing core belongs to the injection mould field. The forming device comprises a fixed die plate and a movable die plate, wherein a forming block used for forming the inner side surface of a plastic part is arranged on the movable die plate, first sliding blocks which are movably connected with the movable die plate and are oppositely arranged are arranged at two ends of the forming block, second sliding blocks which are movably connected with the movable die plate and are oppositely arranged are arranged at the other two sides of the forming block, the first sliding blocks and the second sliding blocks can reciprocate back and forth along the horizontal direction of the movable die plate so as to be close to or far away from the forming block, and when the first sliding blocks and the second sliding blocks are close to the forming block, the end surfaces of the first sliding blocks and the second sliding blocks, which are close to the forming block, form an outer wall forming surface used for forming the outer side surface of.

Description

Toughening flowerpot injection mold with four-side large sliding block core pulling mechanism

Technical Field

The utility model belongs to the injection mould field especially relates to a flowerpot injection mould toughens with big slider in four sides mechanism of loosing core.

Background

Along with the improvement of the quality of life, people's requirement to the environment is higher and higher, it is a general phenomenon to plant flowers or ornamental plant, in current injection mould, in order to make the flowerpot mould that the surface design is more pleasing to the eye and be equipped with the buckle that is used for being connected with support component on the flowerpot moulds the piece, therefore the flowerpot moulds the piece rule not only differently and more complicated, often swing joint has the down tube, and the down tube will mould ejecting of piece slope in the drawing of patterns, and be connected with the down tube that ejecting direction is different on more complicated shaping face, ejecting in-process again makes and moulds the piece and receive tensile or extrusion, make the flowerpot mould the piece deformation damage easily.

For example, chinese patent document discloses a mold for forming a flowerpot at one time [ patent application No.: CN201721297274.7], which comprises an upper template and a lower template, wherein the upper template is arranged on the lower template through an electric push rod, the upper template is provided with an injection molding hole, the outer wall of the injection molding hole is provided with a first heating sheet, the bottom of the upper template is provided with a plurality of upper dies, the inner part of the upper dies is provided with a second heating sheet, the lower template is provided with a plurality of die grooves, the upper dies and the die grooves are in one-to-one correspondence, a cavity is formed between the upper dies and the die grooves, the injection molding hole is communicated with the cavity, the bottom of the lower template is provided with a heat dissipation groove, the inner part of the heat dissipation groove is provided with a plurality of heat dissipation plates, the lower template is provided with a control box, the control box is provided with a control button, the inner part of the control box is provided with a storage battery, the storage battery is provided with, is convenient to move. This injection mould can only be used for making the glossy flowerpot of simple structure lateral wall, when the flowerpot structure is complicated, can't make the flowerpot with this injection mould.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, provide the flowerpot injection mould that toughens with big slider in four sides mechanism of loosing core.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides a toughening flowerpot injection mould with big slider mechanism of loosing core in four sides, includes fixed die plate and movable mould board, the movable mould board on be equipped with the shaping piece that is used for shaping the inside surface of moulding, the both ends of shaping piece be equipped with movable mould board swing joint and relative first slider, the other both sides of shaping piece be equipped with movable mould board swing joint and relative second slider, first slider and second slider thereby can be close to or keep away from the shaping piece along movable mould board horizontal direction reciprocating motion, work as first slider and second slider when being close to the shaping piece, first slider and second slider be close to the terminal surface constitution of shaping piece and be used for shaping the outer wall shaping face of moulding outside surface.

In the toughening flowerpot injection mold with the four-side large sliding block core-pulling mechanism, the two first sliding blocks and the two second sliding blocks are internally provided with the connecting block, the connecting block is internally and movably connected with the first connecting shaft capable of axially reciprocating up and down along the connecting block, the end part of the first connecting shaft close to the movable template is hinged with the second connecting shaft, and the end part of the second connecting shaft far away from the first connecting shaft is hinged with the movable template.

In the toughening flowerpot injection mold with the four-side large sliding block core pulling mechanism, the plane where the second connecting shaft rotates is parallel to the plane where the first sliding block or the second sliding block corresponding to the second connecting shaft moves.

In the toughening flowerpot injection mold with the four-side large-slider core-pulling mechanism, a plurality of reinforcing grooves which are equidistantly arranged are formed in the end face, close to the forming block, of each of the first slider and the second slider, when the mold is closed, a plurality of toughening plates which abut against the forming surface of the outer wall are arranged on the end face of the side of the forming block, and gaps are formed between the toughening plates and the adjacent reinforcing grooves.

In the toughening flowerpot injection mold with the four-side large sliding block core pulling mechanism, two clamping grooves which are axially arranged along the reinforcing grooves are connected between every two adjacent reinforcing grooves, and the depth of the clamping grooves sunken in the first sliding block and the second sliding block is smaller than the depth of the reinforcing grooves sunken in the first sliding block and the second sliding block.

In the toughened flowerpot injection mold with the four-side large sliding block core pulling mechanism, the fixed mold plate is provided with a hollow forming frame corresponding to the forming block, the forming block extends into the forming frame when the mold is closed, and a forming cavity is formed between the forming block and the forming frame.

In the toughening flowerpot injection mold with the four-side large sliding block core pulling mechanism, a plurality of reinforcing plates which are in one-to-one correspondence with the reinforcing grooves are arranged on the end face of the outer side of the forming frame, when the mold is closed, the reinforcing plates extend into the corresponding reinforcing grooves, a reinforcing frame forming cavity is formed between each reinforcing plate and the corresponding reinforcing groove, a plurality of toughening clamping grooves which are in one-to-one correspondence with the toughening plates are arranged on the forming frame, and when the mold is closed, the toughening plates extend into the corresponding toughening clamping grooves and abut against each end wall of the corresponding toughening clamping grooves.

In the toughening flowerpot injection mold with the four-side large sliding block core pulling mechanism, one end of the toughening clamping groove is abutted against the end face, close to the movable template, of the forming frame, and a gap is formed between the other end of the toughening clamping groove and the end face, far away from the movable template, of the forming frame.

In the toughened flowerpot injection mold with the four-side large sliding block core-pulling mechanism, the end part of the reinforcing plate close to the movable mold plate extends out of the forming frame towards the direction close to the movable mold plate.

In the toughening flowerpot injection mold with the four-side large sliding block core-pulling mechanism, two ends of the end surface of the forming block, which is close to the fixed mold plate, are respectively provided with a U-shaped first support bottom strip, two ends of the first support bottom strip respectively extend to two side surfaces of the end surface of the forming block, and two sides of the end surface of the forming block are respectively provided with a second support bottom strip positioned between the two first support bottom strips.

Compared with the prior art, the utility model has the advantages of:

1. the utility model provides a first slider and second slider and movable mould board swing joint make two first sliders and second slider keep away from the shaping piece along the horizontal direction and remove to mould a disconnection with the flowerpot, can not destroy the flowerpot and mould a structure that the shape differs on the lateral wall like this.

2. The utility model provides an outer wall shaping face goes up the intercommunication and has a plurality of to be used for shaping the reinforcing groove of moulding a piece outer wall, outer wall shaping face and shaping piece between be connected with a plurality of and toughen the board, when moulding plastics, the reinforcing block that a flowerpot is moulded to piece lateral wall intensity can the shaping enhancement in the reinforcing groove, the reinforcing block arch is moulded on the lateral wall face of piece at the flowerpot, when receiving the extrusion, the reinforcing block can share a partial extrusion force, after the drawing of patterns, it moulds the piece to toughen the board and keep away from the flowerpot, and it has a plurality of to toughen the groove to sink in the side end face of moulding the piece at the flowerpot, when moulding the piece at the flowerpot and receiving the extrusion, the side end face of moulding the piece at the flowerpot can warp and absorb certain extrusion force, and toughen the groove and.

Drawings

Fig. 1 is an exploded schematic view of the present invention;

FIG. 2 is a schematic structural view of a moving platen;

FIG. 3 is a schematic structural diagram of a fixed die plate;

fig. 4 is a sectional view of the flowerpot forming cavity of the present invention;

fig. 5 is a cross-sectional view of the reinforcing frame forming cavity of the present invention.

In the figure: the device comprises a fixed template 10, a movable template 11, a forming block 12, a first sliding block 13, a second sliding block 14, an outer wall forming surface 15, a connecting block 16, a first connecting shaft 17, a second connecting shaft 18, a reinforcing groove 19, a toughening plate 20, a clamping groove 21, a forming frame 22, a flowerpot forming cavity 23, a reinforcing plate 24, a reinforcing frame forming cavity 25, a toughening clamping groove 26, a first bottom supporting strip 27 and a second bottom supporting strip 28.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-2, the toughening flowerpot injection mold with the four-side large-slider core-pulling mechanism comprises a fixed mold plate 10 and a movable mold plate 11, wherein a forming block 12 used for forming the inner side surface of a plastic part is arranged on the movable mold plate 11, first sliders 13 movably connected with the movable mold plate 11 and oppositely arranged are arranged at two ends of the forming block 12, second sliders 14 movably connected with the movable mold plate 11 and oppositely arranged are arranged at the other two sides of the forming block 12, the first sliders 13 and the second sliders 14 can reciprocate back and forth along the horizontal direction of the movable mold plate 11 so as to be close to or far away from the forming block 12, and when the first sliders 13 and the second sliders 14 are close to the forming block 12, the end surfaces of the first sliders 13 and the second sliders 14 close to the forming block 12 form an outer wall forming surface 15 used for forming the outer side surface of the plastic part.

In this example, during mold assembly, the two first sliders 13 and the two second sliders 14 are close to the forming block 12, injection liquid is injected into a space between the outer wall forming surface 15 and the forming block 12 during injection molding to form the flowerpot plastic part, during mold stripping, each of the first slider 13 and the second slider 14 is connected with an oil cylinder or an air cylinder (not shown in the figure) and can drive the first slider 13 and the second slider 14 to move, during mold stripping, the two first sliders 13 and the second slider 14 are far away from the forming block 12 along the horizontal direction to move away from the flowerpot plastic part, so that the flowerpot plastic part is separated from the flowerpot plastic part, a straight ejector rod (not shown in the figure) can directly eject the flowerpot plastic part, and the structure with different shapes on the side wall of the flowerpot plastic part cannot be damaged.

All be equipped with a connecting block 16 in two first sliders 13 and two second sliders 14, connecting block 16 in swing joint have can be along connecting block 16 axial reciprocating motion's first connecting axle 17 from top to bottom, first connecting axle 17 be close to the tip of movable mould board 11 and articulate and have second connecting axle 18, second connecting axle 18 keep away from the tip of first connecting axle 17 and articulate with movable mould board 11.

During the movement of the first slider 13 and the second slider 14, the first slider 13 and the second slider 14 can also be driven to move away from the shaping block 12 and be disconnected from the flowerpot plastic part by driving the rotation of the second connecting shaft 18, in this example, the second connecting shaft 18 is respectively hinged with the first connecting shaft 17 and the movable mould plate 11, and the first connecting shaft 17 slides in the connecting block 16, so that the first slider 13 and the second slider 14 are not in a blocking state during the movement.

The plane where the second connecting shaft 18 is located during rotation is parallel to the plane where the first slider 13 or the second slider 14 corresponding to the second connecting shaft 18 is located in the moving direction.

The rotation direction of the second connecting shaft 18 can only rotate along the plane in the moving direction of the first slider 13 or the second slider 14, and the other rotation direction cannot occur, so that the moving direction of the first slider 13 and the second slider 14 is limited, and the flowerpot plastic part is prevented from being damaged by the extrusion of the position deviation of the first slider 13 and the second slider 14 in the moving process.

The end surfaces of each first slide block 13 and each second slide block 14 close to the forming block 12 are provided with a plurality of reinforcing grooves 19 which are arranged at equal intervals, when the mold is closed, the side end surfaces of the forming blocks 12 are provided with a plurality of toughening plates 20 which are abutted against the outer wall forming surface 15, and gaps are arranged between the toughening plates 20 and the adjacent reinforcing grooves 19.

The reinforcing block that a reinforcing flowerpot moulded a lateral wall intensity can take shape to strengthen in the reinforcing groove 19 can be poured into to the liquid of moulding plastics, the reinforcing block is protruding on the lateral wall face of a flowerpot mould, when receiving the extrusion, the reinforcing block can share a partial extrusion force, after the drawing of patterns, the piece is moulded to the flowerpot is kept away from to toughening board 20, and in the side end face of a flowerpot mould piece sunken have a plurality of groove of toughening, when the flowerpot mould piece receives the extrusion, the side end face of a flowerpot mould piece can warp and absorb certain extrusion force, and the groove of toughening can increase the certain deflection of a flowerpot mould piece.

Two clamping grooves 21 axially arranged along the reinforcing grooves 19 are connected between two adjacent reinforcing grooves 19, and the depth of the clamping grooves 21 recessed in the first sliding block 13 and the second sliding block 14 is smaller than the depth of the reinforcing grooves 19 recessed in the first sliding block 13 and the second sliding block 14.

In the injection molding process, injection molding liquid can be injected into the clamping groove 21, so that two clamping blocks are connected between adjacent reinforcing blocks, the strength between the reinforcing blocks is increased, and the product quality is improved.

As shown in fig. 3 to 4, the fixed mold plate 10 is provided with a hollow forming frame 22 corresponding to the forming block 12, and when the mold is closed, the forming block 12 extends into the forming frame 22, and a flowerpot forming cavity 23 is formed between the forming block 12 and the forming frame 22.

The outer side end face of the forming frame 22 is provided with a plurality of reinforcing plates 24 which are in one-to-one correspondence with the reinforcing grooves 19, when the die is closed, the reinforcing plates 24 extend into the corresponding reinforcing grooves 19, a reinforcing frame forming cavity 25 is formed between each reinforcing plate 24 and the corresponding reinforcing groove 19, the forming frame 22 is provided with a plurality of toughening clamping grooves 26 which are in one-to-one correspondence with the toughening plates 20, and when the die is closed, the toughening plates 20 extend into the corresponding toughening clamping grooves 26 and abut against each end wall of the corresponding toughening clamping grooves 26.

In this example, after moulding the piece in shape, all be equipped with a standing groove in every reinforcing block, can place the plastics that have deformability in the standing groove, can increase the intensity of reinforcing block, in addition, can also place the card strip in the standing groove, can mould the piece with this flowerpot and be fixed, toughening plate 20 extends into corresponding toughening draw-in groove 26 in, on the one hand can improve the accuracy degree, can prevent fixed die plate 10 and movable mould board 11 displacement deviation in the process of moulding plastics, on the other hand, because toughening plate 20 is thinner, can produce deformation when moulding plastics at high pressure, can make toughening plate 20 card prevent toughening plate 20 to warp in toughening draw-in groove 26 when extending into toughening draw-in groove 26 with toughening plate 20.

One end of the toughening clamping groove 26 is abutted against the end face of the forming frame 22 close to the movable template 11, and a gap is formed between the other end of the toughening clamping groove 26 and the end face of the forming frame 22 far away from the movable template 11.

As shown in fig. 5, the end of the reinforcing plate 24 close to the movable die plate 11 extends out of the forming frame 22 toward the movable die plate 11.

In this example, since the structural strength of the top opening of the flowerpot plastic is small, the length of the forming frame 22 is smaller than that of the reinforcing plate 24, during the injection molding process, the injection liquid is injected into the part of the reinforcing plate 24 extending out of the forming frame 22, the part forms the top opening of the flowerpot plastic, the thickness of the top opening of the forming flowerpot plastic is larger than that of the side wall below the flowerpot, and the strength of the flowerpot is increased.

The two ends of the forming block 12 close to the end surface of the fixed die plate 10 are respectively provided with a U-shaped first bottom supporting strip 27, the two ends of the first bottom supporting strip 27 respectively extend to the two side surfaces of the end surface of the forming block 12, and the two sides of the end surface of the forming block 12 are respectively provided with a second bottom supporting strip 28 positioned between the two first bottom supporting strips 27.

In this example, the first and second

support bottom strips

27, 28 form a bottom strip for the support bottom, preventing the pot molding from wearing its bottom end wall through prolonged frictional wear.

The utility model discloses a theory of operation does: when the mold is closed, the two first sliders 13 and the two second sliders 14 are close to the forming block 12, injection liquid is injected into a space between the outer wall forming surface 15 and the forming block 12 in the injection molding process to form the flowerpot plastic part, the first sliders 13 and the second sliders 14 are driven to move in the demolding process, and the two first sliders 13 and the second sliders 14 are enabled to move away from the forming block 12 along the horizontal direction in the demolding process so as to be separated from the flowerpot plastic part, so that the flowerpot plastic part can be directly ejected out by the straight ejector rod conveniently, and the structure with different shapes on the side wall of the flowerpot plastic part cannot be damaged.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the use of the fixed die plate 10, the movable die plate 11, the forming block 12, the first slider 13, the second slider 14, the outer wall forming surface 15, the connecting block 16, the first connecting shaft 17, the second connecting shaft 18, the reinforcing groove 19, the toughening plate 20, the clamping groove 21, the forming frame 22, the flowerpot forming cavity 23, the reinforcing plate 24, the reinforcing frame forming cavity 25, the toughening clamping groove 26, the first bottom supporting strip 27, the second bottom supporting strip 28, etc., is used herein more frequently, these terms are used only for the convenience of describing and explaining the essence of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a toughened flowerpot injection mould with big slider mechanism of loosing core in four sides, includes fixed die plate (10) and movable mould board (11), characterized by, be equipped with shaping piece (12) that are used for shaping the inside surface of mould on movable mould board (11), the both ends of shaping piece (12) be equipped with movable mould board (11) swing joint and relative first slider (13) that put, the other both sides of shaping piece (12) be equipped with movable mould board (11) swing joint and relative second slider (14), first slider (13) and second slider (14) can be close to or keep away from shaping piece (12) along the reciprocating motion back and forth of movable mould board (11) horizontal direction, when first slider (13) and second slider (14) be close to shaping piece (12), first slider (13) and second slider (14) be close to the terminal surface constitution of shaping piece (12) and be used for shaping the shaping outer wall shaping face (15) of mould outside surface .

2. The injection mold for the toughened flowerpot with the four-side large-slider core-pulling mechanism is characterized in that a connecting block (16) is arranged in each of the two first sliders (13) and the two second sliders (14), a first connecting shaft (17) capable of axially reciprocating up and down along the connecting block (16) is movably connected in each connecting block (16), a second connecting shaft (18) is hinged to the end portion, close to the movable mold plate (11), of each first connecting shaft (17), and the end portion, far away from the first connecting shaft (17), of each second connecting shaft (18) is hinged to the movable mold plate (11).

3. The injection mold for a toughened flowerpot with a four-sided big sliding block core-pulling mechanism according to claim 2, characterized in that the plane on which the second connecting shaft (18) rotates is parallel to the plane on which the first sliding block (13) or the second sliding block (14) corresponding to the second connecting shaft (18) moves.

4. The injection mold for the toughened flowerpot with the four-side large-slider core-pulling mechanism is characterized in that a plurality of reinforcing grooves (19) which are equidistantly arranged are formed in the end face, close to the forming block (12), of each first slider (13) and each second slider (14), a plurality of toughening plates (20) which are abutted against the outer wall forming surface (15) are arranged on the side end face of the forming block (12) when the mold is closed, and gaps are formed between the toughening plates (20) and the adjacent reinforcing grooves (19).

5. The injection mold for the toughened flowerpot with the four-sided large sliding block core pulling mechanism according to claim 4, wherein two clamping grooves (21) which are axially arranged along the reinforcing grooves (19) are connected between two adjacent reinforcing grooves (19), and the depth of the clamping grooves (21) sunken in the first sliding block (13) and the second sliding block (14) is smaller than the depth of the reinforcing grooves (19) sunken in the first sliding block (13) and the second sliding block (14).

6. The injection mold for the toughened flowerpot with the four-sided large-slider core-pulling mechanism according to claim 4, characterized in that the fixed mold plate (10) is provided with a hollow forming frame (22) corresponding to the forming block (12), when the mold is closed, the forming block (12) extends into the forming frame (22), and a flowerpot forming cavity (23) is formed between the forming block (12) and the forming frame (22).

7. The injection mold for the toughened flowerpot with the four-side large-slider core-pulling mechanism according to claim 6, wherein a plurality of reinforcing plates (24) which are in one-to-one correspondence with the reinforcing grooves (19) are arranged on the outer side end face of the forming frame (22), when the mold is closed, the reinforcing plates (24) extend into the corresponding reinforcing grooves (19), reinforcing frame forming cavities (25) are formed between the reinforcing plates (24) and the corresponding reinforcing grooves (19), a plurality of toughening clamping grooves (26) which are in one-to-one correspondence with the toughening plates (20) are arranged on the forming frame (22), and when the mold is closed, the toughening plates (20) extend into the corresponding toughening clamping grooves (26) and abut against each end wall of the corresponding toughening clamping grooves (26).

8. The injection mold for the toughened flowerpot with the four-side large-slider core-pulling mechanism according to claim 7, wherein one end of the toughening clamping groove (26) abuts against the end face, close to the movable mould plate (11), of the forming frame (22), and a gap is formed between the other end of the toughening clamping groove (26) and the end face, far away from the movable mould plate (11), of the forming frame (22).

9. The injection mold for a toughened flowerpot with a four-sided large slide block core-pulling mechanism according to claim 7, wherein the end of the reinforcing plate (24) near the movable mold plate (11) is extended out of the forming frame (22) toward the direction near the movable mold plate (11).

10. The injection mold for the toughened flowerpot with the four-side large-slider core-pulling mechanism according to claim 1, wherein two ends of the end surface of the forming block (12) close to the fixed mold plate (10) are respectively provided with a U-shaped first bottom supporting strip (27), two ends of the first bottom supporting strip (27) respectively extend to two side surfaces of the end surface of the forming block (12), and two sides of the end surface of the forming block (12) are respectively provided with a second bottom supporting strip (28) positioned between the two first bottom supporting strips (27).