CN216267416U - An automatic demolding device for injection mould - Google Patents

Abstract

The utility model belongs to the technical field of injection moulds, in particular to an automatic demolding device for injection moulds, comprising a base, a fixing plate is connected to the top of the base, and a left baffle is arranged on the front surface of the fixing plate in sequence from left to right and the right baffle, two guide rods are symmetrically arranged between the left baffle and the right baffle, the surface of the guide rod is sequentially provided with a left mold and a right mold from left to right, and the left mold is fixed on the guide rod. The surface of the rod is located in front of one side of the left baffle, the right mold is slidably connected to the surface of the guide rod and located in front of one side of the right baffle, and the opposite side of the left mold and the right mold is provided with a notch groove. The utility model uses the electric push rod to push the connecting plate to move horizontally to the right, so that the ejector rod moves inside the left mold to push the ejector plate, and the molded product at the notch groove in the left mold is ejected, which can ensure The molded product is automatically demolded.

Description

An automatic demolding device for injection molds

technical field

The utility model relates to the technical field of injection moulds, in particular to an automatic demolding device for injection moulds.

Background technique

The injection mold is a tool for producing plastic products. Generally, the injection mold consists of two parts: a moving module and a fixed module. During production, the two modules are fixed on the injection molding machine, and the molten plastic enters the mold cavity through the injection port. Under the action of the water cooling system, the molding is rapidly cooled, and the movable module and the fixed module are separated by the injection molding machine for demoulding, and so on.

However, most of the existing injection molds are manually demolded when the product is molded and demolded. This method is not only inefficient but also easy to damage the product, resulting in low production efficiency of the product. Therefore, an automatic demolding device for injection molds is proposed.

Utility model content

(1) Technical problems solved

Aiming at the deficiencies of the prior art, the utility model provides an automatic demolding device for an injection mold, which solves the problem that most of the existing injection molds are manually demolded when the product is molded and demolded.

(2) Technical solutions

The utility model specifically adopts the following technical solutions in order to achieve the above-mentioned purpose:

An automatic demolding device for an injection mold, comprising a base, a fixing plate is connected to the top of the base, a left baffle and a right baffle are sequentially arranged on the front surface of the fixing plate from left to right, and the left baffle is connected with the left baffle. Two guide rods are symmetrically arranged between the right baffles, the surface of the guide rods is sequentially provided with a left mold and a right mold from left to right, and the left mold is fixed on the surface of the guide rod and is located on one side of the left baffle Before, the right mold is slidably connected to the surface of the guide rod and is located in front of the side of the right baffle plate, the side opposite to the left mold and the right mold is provided with a notch groove, and the inner wall of the notch groove is provided with a lower part. A cylinder is installed on the right side of the right baffle, the output end of the cylinder is connected to one side of the right mold, the other side of the right mold is connected with a bump, and the top of the right mold is provided with For the injection tube, a collecting mechanism is provided below the left mold and the right mold.

Further, the unloading mechanism includes an ejector plate, the ejector plate is attached to the inner wall of the notch groove, and two ejector rods are symmetrically connected to the side corresponding to the notch groove, so the The surface of the ejector rod is slidably connected with the inside of the left mold, the other end of the ejector rod is connected with a connecting plate, one side of the connecting plate is connected with an electric push rod, and the other side of the electric push rod is fixed on the side of the left bezel.

Further, the diameter of the surface of the ejector plate is adapted to the diameter of the inner wall of the notch groove, and the corresponding positions of the notch groove and the convex block are located on the same horizontal plane.

Further, the collection mechanism includes a collection box, the collection box is in contact with the top of the base, two L-shaped connecting rods are symmetrically connected on both sides of the collection box, and the other end of the L-shaped connecting rod is connected There is a concave plate, the concave plate is clamped inside the fixed plate and moves up and down along the surface of the fixed plate. A mounting plate is arranged above the concave plate, and the mounting plate is connected to the back of the fixed plate. A servo motor is installed on the top of the mounting plate, an output end of the servo motor is connected with a threaded rod, a surface of the threaded rod is threadedly connected with a threaded block, and the threaded block is connected on the back of the concave plate.

Further, the top of the collection box is open, and the collection box is located below between the left mold and the right mold.

Further, the surface of the fixed plate is provided with a communicating moving track, the inner wall of the moving track is slidably connected with the inner wall of the concave plate, and the inner wall of the concave plate and the rear surface of the fixed plate are mutually abutted.

(3) Beneficial effects

Compared with the prior art, the utility model provides an automatic demolding device for an injection mold, which has the following beneficial effects:

1. In this utility model, the connecting plate is pushed horizontally to the right by the electric push rod, so that the ejector rod moves inside the left mold to push the ejector plate, and the molded product at the notch groove in the left mold is ejected. , which can ensure the automatic demoulding of the molded product.

2. The utility model, through the cooperation between the servo motor, the threaded rod and the threaded block, can drive the concave plate to make a vertical upward linear motion on the inner wall of the moving track, and then the collection box can be adjusted upwards to be close to the top of the notch. The purpose of the product is to prevent the product from being damaged when it is dropped and collected due to the high distance.

Description of drawings

Fig. 1 is the front view of the utility model;

Figure 2 is a side view of the utility model;

3 is a schematic diagram of the connection structure between the blanking mechanism of the utility model and the left mold;

4 is a schematic diagram of the connection structure between the electric push rod and the left baffle plate of the present invention.

In the figure: 1. Base; 2. Fixed plate; 3. Left baffle; 4. Right baffle; 5. Guide rod; 6. Left mold; 7. Right mold; 8. Notch groove; 9. Feeding mechanism ; 901, ejector plate; 902, ejector rod; 903, connecting plate; 904, electric push rod; 10, cylinder; 11, bump; 12, injection pipe; 13, collection mechanism; 1301, collection box; 1302, L-shaped connecting rod; 1303, concave plate; 1304, mounting plate; 1305, servo motor; 1306, threaded rod; 1307, threaded block; 14, moving track.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Example

As shown in Figures 1, 2 and 3, an automatic demolding device for an injection mold proposed by an embodiment of the present utility model includes a base 1, the top of the base 1 is connected with a fixing plate 2, and the front surface of the fixing plate 2 is from left to The left baffle plate 3 and the right baffle plate 4 are arranged in sequence on the right, two guide rods 5 are symmetrically arranged between the left baffle plate 3 and the right baffle plate 4, and the surface of the guide rod 5 is sequentially provided with a left mold 6 and a left baffle plate from left to right. The right mold 7 and the left mold 6 are fixed on the surface of the guide rod 5 and are located in front of one side of the left baffle 3. The right mold 7 is slidably connected to the surface of the guide rod 5 and is located in front of one side of the right baffle 4. The left mold 6 The side opposite to the right die 7 is provided with a notch groove 8, the inner wall of the notch groove 8 is provided with a feeding mechanism 9, and a cylinder 10 is installed on the right side of the right baffle 4, and the output end of the cylinder 10 is connected to the right die 7. One side is connected, the other side of the right mold 7 is connected with a bump 11, the top of the right mold 7 is provided with an injection tube 12, the left mold 6 and the right mold 7 are provided with a collection mechanism 13 below, wherein the collection box 1301 is on the base 1 The position in the center is designed according to the distance between the right mold 7 and the left mold 6, because this can collect the molded products ejected from the left mold 6, and the L-shaped connecting rod 1302 and the concave plate 1303 are detachable and connected. , when there are too many products collected in the collection box 1301, it can be easily taken out directly from the connection of the concave plate 1303, and the products collected in the collection box 1301 can be subsequently processed.

As shown in FIGS. 3 and 4 , in some embodiments, the unloading mechanism 9 includes an ejector plate 901 , the ejector plate 901 is attached to the inner wall of the notch groove 8 , and the ejector plate 901 corresponds to the notch groove 8 . One side is symmetrically connected with two ejector rods 902, the surface of the ejector rod 902 is slidably connected with the interior of the left mold 6, the other end of the ejector rod 902 is connected with a connecting plate 903, and one side of the connecting plate 903 is connected with an electric push rod 904, the other side of the electric push rod 904 is fixed on one side of the left baffle 3, when the product is formed between the left mold 6 and the right mold 7, the right mold 7 is used by the air cylinder 10, so that the right mold 7 is horizontal. The linear motion to the right is separated from the left mold, and then when the product formed in the left mold 6 needs to be ejected, the connecting plate 903 can be driven horizontally to the right by the electric push rod 904. Linear motion, however, the other side of the connecting plate 903 The ejector rod 902 moves inside the left mold 6, and pushes the ejector plate 901 to eject the molded product at the inner wall of the notch groove 8, which facilitates automatic demoulding of the product and prevents damage to the product. Manual demoulding will be more efficient.

As shown in FIG. 1 , in some embodiments, the diameter of the surface of the ejector plate 901 is adapted to the diameter of the inner wall of the notch groove 8 , and the corresponding position of the notch groove 8 and the convex block 11 are located on the same horizontal plane, wherein the concave groove 8 is located in the same horizontal plane. The shapes of the slots 8 and the bumps 11 are designed according to the requirements of the product, and can also be changed according to the properties of the product.

As shown in FIGS. 1 and 2 , in some embodiments, the collection mechanism 13 includes a collection box 1301 , the collection box 1301 is in contact with the top of the base 1 , and two L-shaped connecting rods 1302 are symmetrically connected on both sides of the collection box 1301 , the other end of the L-shaped connecting rod 1302 is connected with a concave plate 1303, the concave plate 1303 is clamped inside the fixed plate 2 and moves up and down along the surface of the fixed plate 2. A mounting plate 1304 is arranged above the concave plate 1303. , the mounting plate 1304 is connected to the back of the fixing plate 2, the top of the mounting plate 1304 is mounted with a servo motor 1305, the output end of the servo motor 1305 is connected with a threaded rod 1306, and the surface of the threaded rod 1306 is threadedly connected with a threaded block 1307, and the threaded block 1307 It is connected to the back of the concave plate 1303. When the product is ejected after molding, the collection box 1301 can collect the product. In order to avoid the product being damaged when it falls due to the high distance, the servo motor 1305 can drive the thread The rod 1306 rotates, and the threaded block 1307 is threadedly connected with the threaded rod 1306 and is connected to the back of the concave plate 1303, so when the threaded rod 1306 is rotating, the concave plate 1303 can therefore perform a vertical upward linear motion on the inner wall of the moving track 14 , and then can drive the collection box 1301 to rise, so that the collection box 1301 is closer to the position of the left mold 6, which will shorten the distance for the collection of molded products, so it can prevent the product from being damaged due to too high a distance when it falls and is collected.

As shown in FIG. 1 , in some embodiments, the top of the collection box 1301 is open, and the collection box 1301 is located below between the left mold 6 and the right mold 7. When the left mold 6 and the right mold 7 are in a separated state, At this time, the collection box 1301 is located below between the left mold 6 and the right mold 7 , and the top of the collection box 1301 is open again to facilitate the collection of the molded products ejected from the left mold 6 .

As shown in FIGS. 1 and 2 , in some embodiments, the surface of the fixed plate 2 is provided with a communicating moving track 14 , the inner wall of the moving track 14 is slidably connected with the inner wall of the concave plate 1303 , and the inner wall of the concave plate 1303 is connected to the fixed plate 1303 . The rear surfaces of the plates 2 are attached to each other, and the moving track 14 is used to cooperate with the concave plate 1303 to move up and down on the surface of the fixed plate 2, thereby realizing the lifting and lowering adjustment of the collection box 1301. When the collection box 1301 is rising, it can be moved closer The distance to collect the products formed and ejected in the left mold 6 can prevent the problem that the products fall from a height and cause damage.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides an automatic shedder of injection mold, includes base (1), its characterized in that: the top of the base (1) is connected with a fixed plate (2), the front surface of the fixed plate (2) is sequentially provided with a left baffle (3) and a right baffle (4) from left to right, two guide rods (5) are symmetrically arranged between the left baffle (3) and the right baffle (4), the surface of each guide rod (5) is sequentially provided with a left mold (6) and a right mold (7) from left to right, the left mold (6) is fixed on the surface of each guide rod (5) and positioned in front of one side of the left baffle (3), the right mold (7) is slidably connected on the surface of each guide rod (5) and positioned in front of one side of the right baffle (4), one side of the left mold (6) opposite to the right mold (7) is provided with a notch groove (8), the inner wall of the notch groove (8) is provided with a blanking mechanism (9), the right side of the right baffle (4) is provided with a cylinder (10), the output end of the air cylinder (10) is connected with one side of the right mold (7), the other side of the right mold (7) is connected with a bump (11), the top of the right mold (7) is provided with an injection molding pipe (12), and a collecting mechanism (13) is arranged below the left mold (6) and the right mold (7).

2. The automatic demolding device for injection molds according to claim 1, characterized in that: the blanking mechanism (9) comprises an ejector plate (901), the ejector plate (901) is attached to the inner wall of the notch groove (8), two ejector rods (902) are symmetrically connected to one side, corresponding to the notch groove (8), of the ejector plate (901), the surface of each ejector rod (902) is connected with the inside of the left die (6) in a sliding mode, the other end of each ejector rod (902) is connected with a connecting plate (903), one side of each connecting plate (903) is connected with an electric push rod (904), and the other side of each electric push rod (904) is fixed to one side of the left baffle (3).

3. The automatic demolding device for injection molds according to claim 2, characterized in that: the diameter of the surface of the ejector plate (901) is matched with the diameter of the inner wall of the notch groove (8), and the positions of the notch groove (8) and the convex block (11) are located on the same horizontal plane.

4. The automatic demolding device for injection molds according to claim 1, characterized in that: the collecting mechanism (13) comprises a collecting box (1301), the collecting box (1301) is attached to and contacted with the top of the base (1), two L-shaped connecting rods (1302) are symmetrically connected with the two sides of the collecting box (1301), the other end of the L-shaped connecting rod (1302) is connected with a concave plate (1303), the concave plate (1303) is clamped in the fixing plate (2) and moves linearly up and down along the surface of the fixing plate (2), a mounting plate (1304) is arranged above the concave plate (1303), the mounting plate (1304) is connected with the back surface of the fixing plate (2), a servo motor (1305) is installed at the top of the mounting plate (1304), the output end of the servo motor (1305) is connected with a threaded rod (1306), the surface of the threaded rod (1306) is in threaded connection with a thread block (1307), and the thread block (1307) is connected to the back surface of the concave plate (1303).

5. The automatic demolding device for injection molds according to claim 4, wherein: the top of the collection box (1301) is in an open shape, and the collection box (1301) is positioned below the space between the left die (6) and the right die (7).

6. The automatic demolding device for injection molds according to claim 1, characterized in that: the surface of fixed plate (2) is equipped with removal track (14) of intercommunication, the inside wall of removal track (14) and the inside wall sliding connection of concave template (1303), the inner wall of concave template (1303) and the rear surface of fixed plate (2) are laminated each other.

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