CN216001273U

CN216001273U - Plastic mold with double limiting structures

Info

Publication number: CN216001273U
Application number: CN202122510684.8U
Authority: CN
Inventors: 黄瑞胜; 赖振锋
Original assignee: Dongguan Hongzhong Plastic Rubber Die Co ltd
Current assignee: Dongguan Hongzhong Plastic Rubber Die Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-03-11
Anticipated expiration: 2031-10-18

Abstract

A plastic mould with a double limiting structure comprises a fixed plate, wherein a first groove is formed in the upper end of the fixed plate, a bidirectional threaded rod is arranged in the fixed plate, a movable plate is arranged at the upper end of the fixed plate, a fixed frame is fixedly connected to the center of the upper end of the fixed plate through a bolt, a bottom mould is arranged on the fixed frame, a groove is formed in the bottom side of the bottom mould, through holes are uniformly formed in the bottom mould on two sides of the groove, and the two movable plates can be driven to be close to each other by rotating the bidirectional threaded rod, so that the upper side of the mould can be fixed and limited, and meanwhile, the mould can be limited by an extrusion plate in the longitudinal direction, the problems that the plastic mould is not tightly clamped and easily leaks are greatly improved in the current stage, and the problem that the plastic mould is limited by the bolt in the current stage and the fixing efficiency is low is solved; meanwhile, the fan is used for guiding the wind direction, the spraying nozzle can be penetrated for spraying, and the wind flow can be conveniently driven to take away hot air, so that the heat dissipation efficiency is improved, and the high-speed heat dissipation effect is achieved.

Description

Plastic mold with double limiting structures

Technical Field

The utility model relates to a plastic mould technical field, concretely relates to plastic mould of dual limit structure.

Background

The plastic mould is a short for combined mould mainly used for compression moulding, blow moulding, injection and extrusion molding, different mould parts can be processed through extrusion change between concave and convex parts, and meanwhile, the plastic mould is matched with a limiting structure to reduce mould deviation.

At present, the plastic mold usually utilizes four sliding rods as a limiting structure, so that the plastic mold is easy to clamp and leak liquid, the plastic mold has poor heat dissipation effect, high-speed heat dissipation cannot be achieved, and the mold is fixed by utilizing a bolt structure, so that the fixing efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem who solves: the plastic mould at the present stage generally utilizes four slide bars as limit structure, makes the centre gripping between the plastic mould not tight easily, and the easy weeping, the radiating effect of plastic mould is not good simultaneously, can't accomplish the radiating problem at a high speed.

The utility model provides a technical scheme that technical problem adopted is: the utility model provides a plastic mould of dual limit structure, includes the fixed plate, first recess has been seted up to the fixed plate upper end, be provided with the two-way threaded rod in the fixed plate, the fixed plate upper end is provided with the movable plate, fixed plate upper end center department is through the fixed frame of bolt fixedly connected with, be provided with the die block on the fixed frame.

As a preferred technical scheme of the utility model, the die block bottom side is seted up flutedly, the die block is located the recess both sides and has evenly seted up the through-hole, it has the carriage release lever to peg graft on the die block, the clamp plate has been cup jointed to the carriage release lever upper end, the triangular groove has all been seted up to the both sides that keep away from each other on the clamp plate, and the triangular groove corresponds the extrusion piece, can make things convenient for the spacing injection mold position of secondary.

As a preferred technical scheme of the utility model, set up the chute in the fixed frame, the chute is hourglass hopper-shaped structure, chute bottom side fixedly connected with condenser, the chute upside is provided with the drinking-water pipe, drinking-water pipe upper end fixedly connected with shower nozzle, fixed frame upper end is provided with square guard shield, the both sides of keeping away from each other in the fixed frame all are provided with the fan, and two fans can make things convenient for the water conservancy diversion wind direction, and discharge steam, fan air-out pass through the through-hole and cool water cooperation cooling, have greatly promoted the radiating efficiency.

As a preferred technical scheme of the utility model, the both sides that the fixed plate was kept away from each other are all rotated and are connected with the primary shaft, the two-way threaded rod of primary shaft inner circle fixed connection, two-way threaded rod one end fixedly connected with rolling disc, the equal threaded connection in both sides that keeps away from each other on the two-way threaded rod has the stopper, can carry out the position calibration to the mould.

As a preferred technical scheme of the utility model, the fixed plate is through casting fixed connection movable plate, the second recess has been seted up on the movable plate, movable plate threaded connection adjusting bolt, adjusting bolt rotates through the bearing and is connected with the extrusion piece, can carry on spacingly to the clamp plate, makes things convenient for the longitudinal movement of spacing mould to the cooperation movable plate carries out dual fixed.

The utility model has the advantages of it is following: the two-way threaded rod can be rotated to drive the two movable plates to approach each other, so that the upper side of the mold can be fixed and limited, and meanwhile, the mold can be limited in the longitudinal direction through the extrusion plate, so that the problems of poor clamping and easy liquid leakage of the plastic mold at the current stage are greatly improved, and the problems that the plastic mold is limited by bolts at the current stage and the fixing efficiency is low are solved; meanwhile, the fan is used for guiding the wind direction, the spraying nozzle can be penetrated for spraying, and the wind flow can be conveniently driven to take away hot air, so that the heat dissipation efficiency is improved, and the high-speed heat dissipation effect is achieved.

Drawings

Fig. 1 is a schematic side sectional view of a plastic mold with a dual-position-limiting structure according to a preferred embodiment of the present invention;

fig. 2 is a schematic three-dimensional structure diagram of a plastic mold with a double-limiting structure according to a preferred embodiment of the present invention;

fig. 3 is an enlarged schematic structural diagram of a position a of a plastic mold with a dual-position-limiting structure according to a preferred embodiment of the present invention.

Description of reference numerals: 1. a fixing plate; 2. a first groove; 3. a bidirectional threaded rod; 4. moving the plate; 5. a fixing frame; 6. bottom die; 7. a travel bar; 8. a triangular groove; 9. a chute; 10. a condenser; 11. a water pumping pipe; 12. a fan; 13. a first bearing; 14. rotating the disc; 15. a limiting block; 16. a second groove; 17. adjusting the bolt; 18. and extruding the block.

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be further explained with reference to the accompanying drawings.

Please refer to fig. 1-3, which shows a plastic mold with a dual-limiting structure, comprising a fixed plate 1, wherein a first groove 2 is formed at the upper end of the fixed plate 1, two movable plates 4 are limited by the first groove 2, so as to reduce the shaking of the movable plates 4, a bidirectional threaded rod 3 is arranged in the fixed plate 1, two limiting blocks 15 are driven by the bidirectional threaded rod 3 to approach each other, so that the mold can be fixed at the center of the fixed plate 1, the movable plate 4 is arranged at the upper end of the fixed plate 1, a second groove 16 is formed at one side of the two movable plates 4 opposite to each other, so as to conveniently fix and clamp a pressing plate 8, the mold can be ensured to be in a middle position by the fitting of an extrusion block 18 and a triangular groove on the pressing plate 8, the center of the upper end of the fixed plate 1 is fixedly connected with a fixed frame 5 through a bolt, so as to facilitate heat dissipation, a bottom mold 6 is arranged on the fixed frame 5, and the bottom mold 6 is placed on the fixed frame 5, the cooperating moving plate 4 and the pressing block 18 can be fixed.

Wherein, 8 four sides in bottom of clamp plate are all pegged graft and are had carriage release lever 7, the spring has been cup jointed on carriage release lever 7, through the spring, carriage release lever 7 jack-up under the unstressed state, the injection molding conveniently takes out, carriage release lever 7 pegs graft on die block 6, the through-hole has evenly been seted up to the both sides of keeping away from each other on the die block 6, can ventilate through the through-hole, simultaneously can flow into on chute 9 when having water between the die block 6 and the square cover body, the triangle groove the same with the 18 inclinations of extrusion piece has all been seted up to the both sides of keeping away from each other on the clamp plate 8, correspond extrusion piece 18 through the triangle groove, can make things convenient for the spacing injection mold position of secondary.

Wherein, chute 9 is located 5 upper end centers of fixed frame department, chute 9 is hourglass hopper-shaped, can make things convenient for in cooling water screw thread chute 9, condenser 10 fixed connection is in the chute 9 bottom side, be in and be provided with drinking-water pipe 11 below the cooling water level, be provided with pumping device on the drinking-water pipe 11, drinking-water pipe 11 upper end fixedly connected with shower nozzle, through shower nozzle water spray and the contact of 6 inner walls of die block, convenient heat dissipation, square guard shield has fixed frame 5 through casting integrated into one piece, 6 both sides through-holes department of the relative die block of fixed frame 5 is provided with fan 12, convulsions in two fan 12 one sides, one side air supply, form the distinguished and admirable, through the through-hole and cooling water cooperation cooling of fan 12 air-out, the radiating efficiency has greatly been promoted.

Wherein, first bearing 13 rotates respectively and connects in 1 both sides of fixed plate, and first bearing 13 inner circle fixed connection two-way threaded rod 3, and rolling disc 14 fixed connection is in 3 one sides of two-way threaded rod, and stopper 15 difference threaded connection is the both sides of keeping away from each other on 3 two-way threaded rod, through rotating rolling disc 14, can drive two stoppers 15 and be close to each other to can carry out the position calibration to the mould.

Wherein, the movable plate 4 is through casting and fixed plate 1 integrated into one piece, be provided with the oblique angle on the movable plate 4, second recess 16 has been seted up to two relative one sides of movable plate 4, be provided with extrusion block 18 in the second recess 16, the oblique angle that extrusion block 18 is the same with the inclination of movable plate 4, extrusion block 18 rotates through the bearing and is connected with adjusting bolt 17, adjusting bolt 17 threaded connection movable plate 4, through rotating adjusting bolt 17, can go on further adjustment to the mould, can make things convenient for the longitudinal movement of spacing mould to the cooperation movable plate 4 carries out dual fixed.

Specifically, a selected bottom die 6 is placed in a fixed frame 5, a through hole is opposite to a fan 12, a pressing plate 8 is covered at the same time, a rotating disc 14 is rotated, the rotating disc 14 drives a bidirectional threaded rod 3 to rotate, so that a limiting block 15 and a movable plate 4 are close to each other, the pressing plate 8 is extruded at an oblique angle to drive the pressing plate 8 to move downwards, the pressing plate 8 and the bottom die 6 are adjusted at the same time, an adjusting bolt 17 is rotated to enable an extruding block 18 to be attached to a triangular groove of the pressing plate 8, so that the die can be fixed in two directions, the sealing degree of the die during injection molding is improved, liquid leakage is reduced, a water pumping device and a condenser 10 are started at the same time, water in a water pumping pipe 11 passes through a nozzle to spray the bottom side of the die, the fan 12 is started at the same time, air blows out of the fan 12, the two directions are the same, air flow can be formed, so that the air flow can be driven to enter a groove of the die through hole, and heat dissipation is synchronized, promote the radiating efficiency, square guard shield is higher than the height of 6 through-holes of die block, can carry out certain the stopping to water, and in the recess can be got back to automatically according to gravity to the water that stretches out through the through-hole when spraying simultaneously, promotes the utilization ratio of cooling water.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Other parts not described in detail in the present invention belong to the prior art, and are not described herein again.

Finally, it should be noted that: 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 or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a plastic mould of dual limit structure, includes fixed plate (1), its characterized in that, first recess (2) have been seted up to fixed plate (1) upper end, be provided with two-way threaded rod (3) in fixed plate (1), fixed plate (1) upper end is provided with movable plate (4), fixed plate (1) upper end center department is through the fixed frame of bolt fixedly connected with (5), be provided with die block (6) on fixed frame (5).

2. The plastic mold with the double-limiting structure as defined in claim 1, wherein a groove is formed in the bottom mold (6), through holes are uniformly formed in the bottom mold (6) on two sides of the groove, a moving rod (7) is inserted into the bottom mold (6), a pressing plate (8) is sleeved on the upper end of the moving rod (7), and triangular grooves are formed in two sides of the upper end of the pressing plate (8) which are far away from each other.

3. The plastic mold with the double limiting structure as claimed in claim 1, wherein a chute (9) is formed in the fixing frame (5), the chute (9) is of a funnel-shaped structure, a condenser (10) is fixedly connected to the bottom side of the chute (9), a water pumping pipe (11) is arranged on the upper side of the chute (9), a nozzle is fixedly connected to the upper end of the water pumping pipe (11), a square protective cover is arranged on the upper end of the fixing frame (5), and fans (12) are arranged on two sides of the fixing frame (5) away from each other.

4. The plastic mold with the double limiting structure as claimed in claim 1, wherein the two sides of the fixed plate (1) far away from each other are rotatably connected with first bearings (13), the inner ring of the first bearings (13) is fixedly connected with a bidirectional threaded rod (3), one end of the bidirectional threaded rod (3) is fixedly connected with a rotating disc (14), and the two sides of the bidirectional threaded rod (3) far away from each other are both connected with limiting blocks (15) in a threaded manner.

5. The plastic mold with the double-limiting structure as defined in claim 4, wherein the fixed plate (1) is fixedly connected with the movable plate (4) by casting, the movable plate (4) is provided with a second groove (16), the movable plate (4) is in threaded connection with an adjusting bolt (17), and the adjusting bolt (17) is rotatably connected with the extrusion block (18) through a bearing.