CN223211841U - Injection mold easy to operate - Google Patents

Abstract

The utility model discloses an easy-to-operate injection mold, comprising: a main body mechanism and an ejection mechanism, the main body mechanism comprising a lower mold, a plurality of guide tubes fixed to the top end of the lower mold, an upper mold slidably sleeved on the guide tubes, an ejector arranged at the bottom end of the lower mold and extending through the lower mold, a transmission member fixed on both sides of the ejector and extending into the guide tubes, a U-shaped frame symmetrically fixed to the bottom end of the lower mold, and an elastic member symmetrically installed on the U-shaped frame and fixedly connected to the ejector. The lower mold and the upper mold cooperate with each other to form a molding space for the product, which is convenient for injection molding of subsequent products. The guide tubes are used to guide the movement of the upper mold to ensure accuracy when the upper mold and the lower mold are closed. Circular holes are opened at the four corners of the upper mold, and the guide tubes extend through the circular holes. Bosses are fixed on the inner wall of the circular holes, and the bosses are embedded in the inner cavity of the guide tubes. The easy-to-operate injection mold has the advantages of convenient product removal and high safety.

Description

Injection mold easy to operate

Technical Field

The utility model relates to the technical field of injection molds, in particular to an easy-to-operate injection mold.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and precise dimensions. Injection molding is a process used in mass production of parts of complex shape. Specifically, the heated and melted plastic is injected into a die cavity under high pressure by an injection molding machine, and a formed product is obtained after cooling and solidification.

The existing injection mold has the defects that after a product is cooled and molded, the product is easily adsorbed on the inner wall of the mold, so that demolding is troublesome and operation is inconvenient, and therefore, there is room for improvement.

Disclosure of utility model

The present utility model aims to solve one of the technical problems existing in the prior art or related technologies.

The technical scheme includes that the injection mold easy to operate comprises a main body mechanism and a push-out mechanism, wherein the main body mechanism comprises a lower mold, a plurality of guide pipes fixed at the top end of the lower mold, an upper mold sleeved on the guide pipes in a sliding manner, ejection pieces arranged at the bottom end of the lower mold and extending out of the lower mold through the lower mold, transmission pieces fixed at two sides of the ejection pieces and extending into the guide pipes, U-shaped frames symmetrically fixed at the bottom end of the lower mold, and elastic pieces symmetrically arranged on the U-shaped frames and fixedly connected with the ejection pieces, round holes are formed in four corners of the upper mold, the guide pipes extend out of the round holes, convex columns are fixed on the inner walls of the round holes, and the convex columns are embedded in the inner cavities of the guide pipes.

The pushing mechanism comprises a side plate fixed on one side of the lower die, an electric telescopic rod arranged on the side plate, a rubber push plate fixed at the end part of the electric telescopic rod and a trigger piece fixed on the side plate.

The present utility model may be further configured in a preferred example in which the ejector includes a bottom plate provided below the lower die and a plurality of ejector pins fixed to the bottom plate and protruding through the lower die.

The utility model may be further configured in a preferred embodiment in that the driving member comprises a support plate fixed to both sides of the base plate and a driving rod symmetrically fixed to the support plate and extending into the guide tube.

The utility model can be further configured in a preferred example that the elastic piece comprises a shell fixed on the U-shaped frame, a T-shaped rod with one end arranged in the inner cavity of the shell and the other end extending out of the shell and fixedly connected with the ejection piece, and a spring for connecting the end of the T-shaped rod with the inner bottom wall of the shell.

The utility model may be further configured in a preferred example in which the trigger member includes a bracket fixed to the side plate and a touch sensor mounted to the bracket.

The utility model may be further configured in a preferred example that the output end of the touch sensor is electrically connected to the input end of the electric telescopic rod through an electric wire.

By adopting the technical scheme, the beneficial effects obtained by the utility model are as follows:

1. According to the utility model, the plurality of guide pipes are fixed on the lower die, the upper die is sleeved on the guide pipes in a sliding manner, the upper die is provided with the convex columns to extend into the guide pipes, the ejector piece is arranged at the bottom end of the lower die and extends out through the lower die, the transmission pieces are fixed at the two sides of the ejector piece and extend into the guide pipes, in addition, the U-shaped frame is fixed at the bottom end of the lower die, the elastic pieces are arranged on the U-shaped frame and connected with the ejector piece, after a product is cooled and molded, the upper die moves upwards, at the moment, the ejector piece is driven to move upwards under the action of the elastic pieces to eject the product from the inside of the die, so that convenience for workers to take the product is effectively improved.

2. According to the utility model, the bottom plate is fixed on one side of the lower die, the electric telescopic rod is arranged on the bottom plate, the rubber push plate is fixed at the end part of the electric telescopic rod, meanwhile, the trigger piece is arranged on one side of the bottom plate, when the upper die moves upwards to be in contact with the trigger piece, the electric telescopic rod is started to drive the rubber push plate to move so as to push out an ejected product to the outer side of the die, the situation that a worker stretches into the die to take the product is avoided, and the safety of the worker in taking the product is effectively improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

Fig. 3 is a schematic exploded view of the present utility model.

Reference numerals:

100. The main body mechanism comprises 110 parts of a lower die, 120 parts of a guide tube, 130 parts of an upper die, 131 parts of a round hole, 132 parts of a convex column, 140 parts of an ejection piece, 141 parts of a bottom plate, 142 parts of an ejector rod, 150 parts of a transmission piece, 151 parts of a support plate, 152 parts of a transmission rod, 160 parts of a U-shaped frame, 170 parts of an elastic piece, 171 parts of a shell, 172 parts of a T-shaped rod, 173 parts of a spring;

200. The device comprises a push-out mechanism, 210, a side plate, 220, an electric telescopic rod, 230, a rubber push plate, 240, a trigger piece, 241, a bracket, 242 and a touch sensor.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

Some embodiments of the utility model are described below with reference to the accompanying drawings,

Example 1:

referring to fig. 1 to 3, the present embodiment provides an easy-to-handle injection mold including a main body mechanism 100 and an ejector mechanism 200.

The main body mechanism 100 includes a lower die 110, a plurality of guide tubes 120 fixed at the top end of the lower die 110, an upper die 130 slidably sleeved on the guide tubes 120, an ejector member 140 disposed at the bottom end of the lower die 110 and extending through the lower die 110, a transmission member 150 fixed at two sides of the ejector member 140 and extending into the guide tubes 120, a U-shaped frame 160 symmetrically fixed at the bottom end of the lower die 110, and an elastic member 170 symmetrically mounted on the U-shaped frame 160 and fixedly connected with the ejector member 140.

The lower die 110 and the upper die 130 are matched with each other to form a molding space of a product, the subsequent product is conveniently subjected to injection molding, the guide tube 120 is used for guiding the movement of the upper die 130, the accuracy of the upper die 130 and the lower die 110 during die assembly is guaranteed, round holes 131 are formed in four corners of the upper die 130, the guide tube 120 penetrates through the round holes 131 to extend out, protruding columns 132 are fixed on the inner walls of the round holes 131, the protruding columns 132 are embedded in the inner cavity of the guide tube 120, the protruding columns 132 can be driven to move synchronously when the upper die 130 moves, and the transmission piece 150 is conveniently driven by the subsequent protruding columns 132 to move.

The ejector 140 is used for ejecting a product from the lower die 110, and comprises a bottom plate 141 arranged below the lower die 110 and a plurality of ejector rods 142 fixed on the bottom plate 141 and extending out through the lower die 110, wherein the bottom plate 141 is used for installing the ejector rods 142 and driving the ejector rods 142 to synchronously move, and the ejector rods 142 can eject the product from the inside of the die outwards, so that a worker can conveniently take the product.

The driving medium 150 is used for driving the ejection member 140 to move, and comprises supporting plates 151 fixed on two sides of the bottom plate 141 and driving rods 152 symmetrically fixed on the supporting plates 151 and extending into the guide tube 120, the supporting plates 151 are used for installing the driving rods 152, meanwhile, the driving rods 152 extend into the guide tube 120, when the upper die 130 moves downwards, the protruding columns 132 move downwards synchronously with the lower die 110, when the protruding columns 132 contact with the top ends of the driving rods 152, the driving rods 152 are driven to move downwards, and the driving rods 152 move downwards to drive the ejection member 140 to move downwards synchronously through the supporting plates 151, so that the ejection member 140 is reset.

The U-shaped rod is used for limiting the ejection member 140 and is used for installing the elastic member 170, the elastic member 170 is used for providing upward force for the ejection member 140, the ejection member 140 is convenient to eject a product, the elastic member 170 comprises a shell 171 fixed on the U-shaped frame 160, a T-shaped rod 172 with one end arranged at the other end of an inner cavity of the shell 171 and extending out of the shell 171 to be fixedly connected with the ejection member 140, and a spring 173 for connecting the end of the T-shaped rod 172 with the inner bottom wall of the shell 171, the shell 171 limits the movement of the T-shaped rod 172, the T-shaped rod 172 is fixedly connected with the ejection member 140, the ejection member 140 is conveniently driven to move, the spring 173 provides elasticity, and the outward ejection posture of the ejection member 140 is ensured.

The ejecting mechanism 200 is for ejecting a product outwardly from the inside of the mold, and includes a side plate 210 fixed to one side of the lower mold 110, an electric telescopic rod 220 mounted on the side plate 210, a rubber push plate 230 fixed to an end of the electric telescopic rod 220, and a trigger 240 fixed to the side plate 210.

The curb plate 210 is used for installing electric telescopic handle 220, guarantees electric telescopic handle 220's stability, and electric telescopic handle 220 is used for installing rubber push pedal 230 to drive rubber push pedal 230 and remove, conveniently release the mould outside with ejecting product, make things convenient for the workman to directly take.

The triggering piece 240 is used for triggering the electric telescopic rod 220, and comprises a bracket 241 fixed on the side plate 210 and a touch sensor 242 installed on the bracket 241, the supporting rod is used for installing the touch sensor 242, the touch sensor 242 is used for detecting a touch signal, and when the upper die 130 moves upwards to be in contact with the touch sensor 242, the touch sensor 242 starts the electric telescopic rod 220 to push out a product to the outer side of the die.

The upper die 130 is pressed down to drive the convex column 132 in the guide tube 120 to synchronously move down during injection molding, when the upper die 130 is tightly attached to the lower die 110, the guide column drives the transmission member 150 to move down at the moment, the transmission member 150 moves down to drive the ejection member 140 to move down, so that the ejection member 140 is retracted to the original position, injection molding operation can be started, after injection molding of a product is completed and cooling and molding are carried out, the upper die 130 moves up to drive the convex column 132 to move up, at the moment, the transmission member 150 loses limit, under the action of the spring 173, the T-shaped rod 172 is driven to move up to drive the ejection member 140 to move up, the molded product is ejected from the lower die 110, meanwhile, when the upper die 130 is contacted with the touch sensor 242, the touch sensor 242 detects a touch signal, the electric telescopic rod 220 is started to drive the rubber push plate 230 to move, the ejected product is pushed out to the outside of the die, and the worker can take the product conveniently.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims (6)

1. The easy-to-operate injection mold comprises a main body mechanism (100) and a push-out mechanism (200), and is characterized in that the main body mechanism (100) comprises a lower mold (110), a plurality of guide pipes (120) fixed at the top end of the lower mold (110), an upper mold (130) sleeved on the guide pipes (120) in a sliding manner, push-out pieces (140) arranged at the bottom end of the lower mold (110) and penetrating through the lower mold (110), transmission pieces (150) fixed at two sides of the push-out pieces (140) and penetrating into the guide pipes (120), U-shaped frames (160) symmetrically fixed at the bottom end of the lower mold (110) and elastic pieces (170) symmetrically arranged on the U-shaped frames (160) and fixedly connected with the push-out pieces (140), round holes (131) are formed in four corners of the upper mold (130), the guide pipes (120) penetrate through the round holes (131) to stretch out, protruding columns (132) are fixed on the inner walls of the round holes (131), and the protruding columns (132) are embedded in the inner cavities of the guide pipes (120).

The push-out mechanism (200) comprises a side plate (210) fixed on one side of the lower die (110), an electric telescopic rod (220) arranged on the side plate (210), a rubber push plate (230) fixed on the end part of the electric telescopic rod (220) and a trigger piece (240) fixed on the side plate (210).

2. The easy-to-handle injection mold according to claim 1, wherein the ejector member (140) comprises a bottom plate (141) provided below the lower mold (110) and a plurality of ejector pins (142) fixed to the bottom plate (141) and protruding through the lower mold (110).

3. An easy-to-handle injection mold according to claim 2, characterized in that the transmission member (150) comprises a support plate (151) fixed to both sides of the bottom plate (141) and a transmission rod (152) symmetrically fixed to the support plate (151) and extending into the guide tube (120).

4. The easy-to-operate injection mold according to claim 1, wherein the elastic member (170) comprises a housing (171) fixed on the U-shaped frame (160), a T-shaped rod (172) with one end disposed in an inner cavity of the housing (171) and the other end extending out of the housing (171) and fixedly connected with the ejector member (140), and a spring (173) connecting an end of the T-shaped rod (172) with an inner bottom wall of the housing (171).

5. The easy-to-handle injection mold according to claim 1, wherein the trigger (240) comprises a bracket (241) fixed to the side plate (210) and a touch sensor (242) mounted on the bracket (241).

6. The easy-to-operate injection mold of claim 5, wherein the output end of the touch sensor (242) is electrically connected to the input end of the electric telescopic rod (220) through an electric wire.