CN209682851U - Children's Toy Handle Injection Mold - Google Patents

Abstract

The utility model belongs to the technical field of mold processing, in particular to an injection mold for children's toy handles, including a bottom plate, four support rods distributed in a rectangular shape are fixedly connected to the bottom of the bottom plate, and a base is fixedly connected to the bottom of the support rods. The top of the bottom plate is fixedly connected with two symmetrically arranged slide bars, and the ends of the two slide bars away from the bottom plate are fixedly connected by a support plate, and the top of the support plate is fixedly connected with a servo motor, and the output shaft of the servo motor A lead screw is fixedly connected to the top, one end of the lead screw runs through the top of the support plate and extends downward, the extended end of the lead screw is fixedly connected with a limit block, and a screw nut is threaded on the lead screw. The two ends of the nut are fixedly connected with L-shaped fixing rods. The utility model makes the operation of the mold simple in the production process through the setting of multiple adjustment mechanisms, facilitates the demoulding of the mold, and improves the production speed of the mold.

Description

Children's Toy Handle Injection Mold

technical field

The utility model belongs to the technical field of mold processing, in particular to an injection mold for a children's toy handle.

Background technique

Plastic molds are tools that are matched with plastic molding machines in the plastic processing industry to give plastic products a complete configuration and precise dimensions. Due to the variety of plastics and processing methods, the structures of plastic molding machines and plastic products are also complicated. , the types and structures of plastic molds are also varied, a combined plastic mold for compression molding, extrusion molding, injection molding, blow molding and low foaming The concave mold with variable cavity is composed of the die combination base plate, the punch assembly, the punch combination clamp, the cavity cut-off component and the side section combination plate. The coordinated change of the punch, the mold convex, the concave mold and the auxiliary molding system can process a series of plastic parts of different shapes and sizes. With the rapid development of the plastics industry and the continuous improvement of the strength of general and engineering plastics, plastic products The scope of application is also expanding, and the amount of plastic products is also increasing. Plastic mold is a tool for producing plastic products. It is composed of several groups of parts. There is a molding cavity in this combination. When injection molding, the mold is clamped in On the injection molding machine, the molten plastic is injected into the molding cavity, cooled and shaped in the cavity, then the upper and lower molds are separated, and the product is ejected from the cavity through the ejector system to leave the mold, and finally the mold is closed again for the next injection molding. The process is cyclical.

However, the existing injection molds are complicated to operate during the working process, and the demoulding speed is slow, which affects the production progress of the product.

Utility model content

The purpose of this utility model is to provide a children's toy handle injection mold to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

An injection mold for children's toy handles, including a bottom plate, four support rods distributed in a rectangular shape are fixedly connected to the bottom of the bottom plate, the bottom of the support rods is fixedly connected to a base, and the top of the bottom plate is fixedly connected to two symmetrically arranged Slide rods, the ends of the two slide rods away from the bottom plate are fixedly connected by a support plate, the top of the support plate is fixedly connected with a servo motor, the output shaft of the servo motor is fixedly connected with a lead screw, and the lead screw One end of the screw runs through the top of the support plate and extends downwards. The extended end of the lead screw is fixedly connected to the limit block. The screw nut is threaded on the screw screw, and the two ends of the screw nut are fixedly connected with L-shaped fixing blocks. Rod, the bottoms of the two L-shaped fixed rods are fixedly connected through the movable mold base, and the two sliding rods are slidably sleeved with sliders, and the two sliders are on the opposite side of the L-shaped fixed rod They are all fixedly connected by connecting rods, the top of the base plate is fixedly connected with a fixed mold base, the fixed mold base is provided with a mold groove corresponding to the movable mold base, and the inner bottom of the mold groove is provided with two symmetrically arranged Groove, two support blocks are slidably connected in the groove, the bottoms of the two support blocks are fixedly connected with push rods, and one end of the push rods passes through the bottom of the fixed mold base and the top of the bottom plate in turn and Extending downward, one end of the two push rods is fixedly connected by a fixed rod, and a first spring is sleeved on the push rod, and the two ends of the first spring are respectively fixedly connected to the bottom plate and the fixed rod.

Preferably, a second spring is sheathed on the two sliding rods, and the two ends of the second spring are respectively fixedly connected with the slider and the bottom plate.

Preferably, a handle is fixedly connected to the bottom of the fixing rod.

Preferably, a rubber pad is fixedly bonded to the bottom of the bottom plate.

Preferably, a plurality of steel balls are slidably connected in the through opening, and edges of the steel balls are in contact with the lead screw.

Preferably, a support sleeve is rotatably sleeved on the lead screw, and one side of the support sleeve abuts against the bottom of the support plate.

Compared with the prior art, the beneficial effect of the utility model is: when the user is using it, firstly, the power supply of the servo motor is turned on to drive the lead screw to rotate, and the lead screw drives the thread nut to move up and down during the rotation process. , through the moving process of the nut, the moving mold base and the fixed mold base are brought together to form the billet, and the support of the slider and the connecting rod can keep the nut moving up and down to prevent deviation. When taking out the workpiece in the mold groove, hold the handle and push the push rod upwards. At this time, the elastic tension of the first spring is compressed, and the push rod drives the support block to lift the workpiece from the mold groove, and then release the handle. Utilize the tension force of the first spring to drive the push rod to reset.

Description of drawings

Fig. 1 is the structural representation of the utility model;

FIG. 2 is a schematic diagram of the structure at A in FIG. 1 .

In the figure: 1-bottom plate, 2-support rod, 3-base, 4-slider rod, 5-support plate, 6-servo motor, 7-lead screw, 8-limit block, 9-screw nut, 10-L Type fixed rod, 11-moving mold base, 12-slider, 13-connecting rod, 14-fixed mold base, 15-mould groove, 16-support block, 17-push rod, 18-fixed rod, 19-first Spring, 20-second spring, 21-handle, 22-rubber pad, 23-steel ball, 24-support sleeve.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In describing the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation , are constructed and operated in a specific orientation and therefore cannot be construed as limiting the invention.

Please refer to Figure 1-2, the utility model provides a technical solution: an injection mold for a children's toy handle, including a bottom plate 1, and four support rods 2 in a rectangular distribution are fixedly connected to the bottom of the bottom plate 1 for supporting the bottom plate 1, supporting The bottom of the rod 2 is fixedly connected with a base 3 for fixing the support rod 2, and the top of the base plate 1 is fixedly connected with two symmetrically arranged sliding rods 4 for supporting the support plate 5, and the ends of the two sliding rods 4 are far away from the base plate 1 Both are fixedly connected through the support plate 5, the top of the support plate 5 is fixedly connected with a servo motor 6, which is used to drive the screw 7 to rotate, and the output shaft of the servo motor 6 is fixedly connected with a lead screw 7, which is used to drive the screw nut 9 to move up and down , one end of the lead screw 7 runs through the top of the support plate 5 and extends downward, and the extended end of the lead screw 7 is fixedly connected to the limit block 8, which is used to prevent the screw nut 9 from falling off from the lead screw 7, and the threaded sleeve on the lead screw 7 There are screw nuts 9 for supporting L-shaped fixed rods 10, and the two ends of the screw nuts 9 are fixedly connected with L-shaped fixed rods 10 for supporting the movable mold base 11, and the bottoms of the two L-shaped fixed rods 10 pass through the movable mold The seat 11 is fixedly connected, and a slider 12 is slidably sleeved on the two sliders 4 for supporting the connecting rod 13. The opposite sides of the two sliders 12 and the L-shaped fixed rod 10 are fixedly connected by the connecting rod 13, Used to support the screw nut 9 to prevent the screw nut 9 from rotating, the top of the base plate 1 is fixedly connected with a fixed mold base 14, the fixed mold base 14 is provided with a mold groove 15 corresponding to the movable mold base 11, and the inner bottom of the mold groove 15 is provided with Two grooves arranged symmetrically, two supporting blocks 16 are slidingly connected in the grooves for ejecting the mould, the bottoms of the two supporting blocks 16 are fixedly connected with push rods 17 for pushing the supporting blocks 16, and the push rods One end of 17 runs through the bottom of the fixed mold base 14 and the top of the bottom plate 1 in turn and extends downwards. The extended ends of the two push rods 17 are fixedly connected by the fixed rod 18. The push rod 17 is sleeved with a first spring 19. The two ends of a spring 19 are respectively fixedly connected with the base plate 1 and the fixed rod 18, so that the push rod 17 has a certain elastic traction effect; The two ends are fixedly connected with the slider 12 and the bottom plate 1 respectively, so that the slider 12 plays a role of shock absorption and buffering during the sliding process; further, the bottom of the fixed rod 18 is fixedly connected with a handle 21, which is used to facilitate pulling and pushing. rod 17; further, the bottom of the bottom plate 1 is fixedly bonded with a rubber pad 22 for increasing the frictional force; further, a plurality of steel balls 23 are slidingly connected in the through opening, the edges of the steel balls 23 are in contact with the lead screw 7, and are used to In order to reduce the friction between the screw 7 and the through hole; further, the screw 7 is rotated and sleeved with a support sleeve 24, and one side of the support sleeve 24 is against the bottom of the support plate 5 to prevent the screw 7 from Vibration occurs during rotation.

Working principle: When the user is in use, first turn on the power supply of the servo motor 6 to drive the screw 7 to rotate, and the screw 7 drives the screw nut 9 that matches the thread to move up and down during the rotation process, and the screw nut is moving up and down The moving mold base 11 and the fixed mold base 14 are brought together in the middle to form the billet. Through the support of the slider 12 and the connecting rod 13, the nut 9 can keep moving up and down to prevent deviation. When taking out the workpiece, push the push rod 17 upward by holding the handle 21. At this time, the elastic tension of the first spring 19 is compressed, and the push rod 17 drives the support block 16 to lift the workpiece from the mold groove, and then release it. The handle 21 uses the tension of the first spring 19 to drive the push rod 17 to reset.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. toy for children handle injection mold, including bottom plate (1), it is characterised in that: the bottom of the bottom plate (1) is fixedly connected with In four support rods (2) of distributed rectangular, the bottom of the support rod (2) is fixedly connected with pedestal (3), the bottom plate (1) Top is fixedly connected with symmetrically arranged two slide bars (4), and two slide bars (4) pass through branch far from the one end of bottom plate (1) Fagging (5) is fixedly connected, and is fixedly connected with servo motor (6) at the top of the support plate (5), the servo motor (6) it is defeated It is fixedly connected on shaft lead screw (7), one end of the lead screw (7) is run through the top of support plate (5) and extended downwardly, the silk One end that thick stick (7) extends is fixedly connected with limited block (8), and screw thread is socketed with screw (9) on the lead screw (7), the screw (9) Both ends be fixedly connected with L-type fixed link (10), it is fixed that the bottom of two L-type fixed links (10) passes through dynamic model seat (11) It connects, sliding sleeve is connected to sliding block (12) on two slide bars (4), two sliding blocks (12) and L-type fixed link (10) phase Pair side pass through connecting rod (13) and be fixedly connected, be fixedly connected with cover half seat (14), the cover half at the top of the bottom plate (1) Seat (14) is equipped with mold slots (15) corresponding with dynamic model seat (11), what the interior bottom of the mold slots (15) was provided symmetrically Two grooves are slidably connected in the groove there are two supporting block (16), and the bottom of two supporting blocks (16) is fixed to be connected It is connected to push rod (17), one end of the push rod (17) sequentially passes through the bottom of cover half seat (14) and the top of bottom plate (1) and downward Extend, one end that two push rods (17) extend passes through fixed link (18) and is fixedly connected, and is arranged on the push rod (17) The both ends of first spring (19), first spring (19) are fixedly connected with bottom plate (1) and fixed link (18) respectively.

2. toy for children handle injection mold according to claim 1, it is characterised in that: be arranged on two slide bars Have second spring (20), the both ends of the second spring (20) are fixedly connected with sliding block (12) and bottom plate (1) respectively.

3. toy for children handle injection mold according to claim 1, it is characterised in that: the bottom of the fixed link (18) It is fixedly connected with knob (21).

4. toy for children handle injection mold according to claim 1, it is characterised in that: the bottom of the bottom plate (1) is solid Surely rubber pad (22) are bonded with.

5. toy for children handle injection mold according to claim 1, it is characterised in that: be slidably connected in the impenetrating mouth Have multiple steel balls (23), the edge of the steel ball (23) is in contact with lead screw (7).

6. toy for children handle injection mold according to claim 1, it is characterised in that: turning set on the lead screw (7) It is connected to support sleeve (24), the side of the support sleeve (24) and the bottom of support plate (5) offset.