CN219095772U - Forming device of high-precision plastic product - Google Patents

Abstract

The utility model provides a molding device for high-precision plastic products, which includes a bottom plate, a cooling frame is fixed on the upper surface of the bottom plate, a water inlet valve is fixed on the outer wall of the cooling frame, and the inside of the cooling frame is hollow, so Both sides of the upper surface of the cooling frame are provided with injection molding frames, and splints are installed on the inner walls of both sides of the two injection molding frames, and slide bars are fixed on both sides of the outer walls of each of the splints, and each of the slide bars Both penetrate to the outside of the cooling frame. The molding device of high-precision plastic products provided by the utility model fixes and clamps the lower mold through the splint, which can facilitate the user to install lower molds of different sizes through the splint, and the inside of the cooling frame is hollow, and the user passes through the lower mold. When the mold and the upper mold are injected, the water flow inside the cooling frame can be poured through the water inlet valve to reduce the temperature inside the injection frame to accelerate the rapid cooling and molding of the plastic products inside the lower mold.

Description

A molding device for high-precision plastic products

technical field

The utility model relates to the field of moulds, in particular to a molding device for high-precision plastic products.

Background technique

Molds are used in industrial production for injection molding, blow molding, extrusion, die-casting or forging forming, smelting, stamping and other methods to obtain various molds and tools for required products. In short, a mold is a tool used to make shaped objects. This tool is composed of various parts, and different molds are composed of different parts. It mainly realizes the processing of the shape of the article through the change of the physical state of the formed material, known as the "mother of industry".

The retrieved patent number is CN210617161U, which discloses a molding device for high-precision plastic products, which belongs to the field of mold technology. The molding device for high-precision plastic products includes a static template, a moving template, a No. 1 connecting rod and a No. 2 connecting rod. A movable template is movably connected above the static template, and a No. 1 connecting rod is welded in the middle of the upper surface of the movable template. There are four sets of guide columns in the utility model, which can improve the lowering accuracy of the movable template. The positioning columns can be inserted into the positioning holes. When the movable template is offset, the positioning columns cannot be inserted into the positioning holes, so that further To improve the pressing accuracy of the moving platen, the infrared emitter inlaid in the cavity of No. 1 groove emits infrared rays perpendicular to the infrared receiver. When the moving platen shifts, the infrared receiver will not be able to receive the Infrared rays, so that the signal can be transmitted to the injection molding machine, and an alarm will be issued, which will further improve the molding accuracy of plastic products and improve product quality.

The molding device of this kind of high-precision plastic products is only suitable for a specific plastic product, but it can only be used for a specific plastic product in the production of modern equipment, because its production efficiency is low and the use of The range is small.

Therefore, it is necessary to provide a molding device for high-precision plastic products to solve the above technical problems.

Utility model content

The utility model provides a molding device for high-precision plastic products, which solves the problem that the molding device for high-precision plastic products is only suitable for a specific type of plastic product, but can only be used for a specific type in the production of modern equipment. Plastic products have been eliminated because of their lower production efficiency and smaller range of use.

In order to solve the above technical problems, the utility model provides: a molding device for high-precision plastic products, including a bottom plate, a cooling frame is fixed on the upper surface of the bottom plate, a water inlet valve is fixed on the outer wall of the cooling frame, and the cooling The inside of the frame is hollow, and injection molding frames are provided on both sides of the upper surface of the cooling frame, splints are installed on the inner walls of both sides of the two injection molding frames, and sliding plates are fixed on both sides of the outer wall of each of the splints. Each of the sliding rods penetrates to the outside of the cooling frame, and the middle position of the outer wall of each of the splints is installed with an adjusting screw through a bearing, and each of the adjusting screws is threadedly connected to the cooling frame. A lower mold is placed inside each of the injection molding frames and inside each of the two splints.

Preferably, cylinders are fixed on both sides of the upper surface of the bottom plate and on both sides of the cooling frame, and the number of cylinders is eight, positioning rods are fixed on the four corners of the upper surface of the cooling frame, and the four positioning rods The outer slide of the rod is equipped with an upper pressure plate.

Preferably, the top output shafts of the four cylinders are fixedly connected to the lower surface of the upper pressing plate, and the lower surface of the upper pressing plate is equidistantly provided with limiting grooves, and the number of limiting grooves is four.

Preferably, both sides of the upper platen are provided with adjustment grooves, both sides of the upper surface of the upper platen are provided with locking grooves, and positioning screws are installed in the two locking grooves through bearing rotation.

Preferably, adjustment limit blocks are slidably installed inside the two card slots, and the two adjustment limit blocks are threadedly connected to the two positioning screws, and the two sides of the lower surface of the upper pressure plate The upper connecting plates are slidably installed through the four limiting slots, and the number of the upper connecting plates is two.

Preferably, a positioning angle iron is fixed at the middle position of the upper surface of the two upper connecting plates, and the positioning angle iron is connected with the adjustment limit block by bolts, and the lower surface of the upper connecting plate is fixed by bolts. on the mold.

Compared with related technologies, the utility model provides a molding device for high-precision plastic products with the following beneficial effects:

The beneficial effect of the utility model is: after the user places the lower mold inside the injection molding frame, the user rotates the adjusting screw according to the size of the lower mold, and after turning the adjusting screw, the lower mold can be adjusted by adjusting the distance between the two splints. Fixed clamping, the fixed clamping of the lower mold through the splint can facilitate the user to install the lower mold of different sizes through the splint, and the inside of the cooling frame is hollow, and the user passes through the lower mold and the upper mold when injecting. The water inlet valve pouring water into the cooling frame can reduce the temperature inside the injection molding frame to accelerate the rapid cooling and molding of the plastic products inside the lower mold, and the installation method between the upper mold and the lower mold is convenient for users to install. The upper mold and the lower mold are used for injection molding of different high-precision plastic products.

Description of drawings

Fig. 1 is a structural schematic diagram of a preferred embodiment of a molding device for high-precision plastic products provided by the utility model;

Fig. 2 is a schematic diagram of the installation structure of the lower mold shown in Fig. 1;

Fig. 3 is a schematic diagram of the installation structure of the upper mold shown in Fig. 1 .

In the figure: 1. Bottom plate; 2. Cooling frame; 3. Plywood; 4. Slide rod; 5. Adjusting screw; 6. Lower mold; 7. Injection frame; 8. Cylinder; 9. Positioning rod; 10. Upper platen; 11. Limiting groove; 12. Adjusting groove; 13. Card groove; 14. Positioning screw; 15. Adjusting limit block; 16. Positioning angle iron; 17. Upper connecting plate; 18. Upper mold.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Please refer to Fig. 1, Fig. 2 and Fig. 3 in combination, wherein Fig. 1 is a structural schematic diagram of a preferred embodiment of a molding device for high-precision plastic products provided by the utility model; Fig. 2 is a lower mold shown in Fig. 1 Schematic diagram of the installation structure; Figure 3 is a schematic diagram of the installation structure of the upper mold shown in Figure 1. A molding device for high-precision plastic products, including a bottom plate 1, a cooling frame 2 is fixed on the upper surface of the bottom plate 1, a water inlet valve is fixed on the outer wall of the cooling frame 2, and the inside of the cooling frame 2 is hollow, and the cooling frame 2 Both sides of the upper surface are provided with injection molding frames 7, splints 3 are installed on the inner walls of both sides of the two injection molding frames 7, and slide bars 4 are fixed on both sides of the outer walls of each splint 3, and each slide bar 4 penetrates to the cooling chamber. Outside the frame 2, the middle position of the outer wall of each splint 3 is installed with an adjusting screw 5 through bearing rotation, and each adjusting screw 5 is threadedly connected with the cooling frame 2, and the inside of each injection molding frame 7 is located in every two A lower mold 6 is placed inside each splint 3 .

Both sides of the upper surface of the base plate 1 and both sides of the cooling frame 2 are fixed with cylinders 8, and the number of the cylinders 8 is eight. The four corners of the upper surface of the cooling frame 2 are fixed with positioning rods 9, and the four positioning rods 9 An upper platen 10 is slidingly installed on the outside.

The top output shafts of the four cylinders 8 are fixedly connected to the lower surface of the upper pressing plate 10, and the lower surface of the upper pressing plate 10 is equidistantly provided with limiting grooves 11, and the number of limiting grooves 11 is four.

Adjusting grooves 12 are provided on both sides of the upper pressing plate 10, and locking grooves 13 are provided on both sides of the upper surface of the upper pressing plate 10, and positioning screws 14 are installed in the insides of the two locking grooves 13 through bearing rotation.

The insides of the two draw-in slots 13 are all slidably installed with adjustment limit blocks 15, and the two adjustment limit blocks 15 are threadedly connected with the two positioning screws 14, and the two sides of the lower surface of the upper platen 10 pass through four limit grooves. 11 The upper connecting plate 17 is slidably installed, and the number of the upper connecting plate 17 is two. The position of the upper mold 18 can be adjusted by turning the positioning screw 14 and has been adapted to the position of the lower mold 6. After turning the positioning screw 14 After the upper mold 18 is adjusted to the top of the lower mold 6, the cylinder 8 is started to drive the upper platen 10 to press down and the plastic products in the lower mold 6 are pressed down.

The middle positions of the upper surfaces of the two upper connecting plates 17 are fixed with positioning angle irons 16, and the positioning angle irons 16 and the adjustment limit block 15 are connected by bolts, and the lower surface of the upper connecting plates 17 is fixed with an upper mold 18 by bolts. The upper mold 18 and the upper connecting plate 17 that are compatible with the lower mold 6 are bolted and fixed, and then the user slides the upper connecting plate 17 to the bottom of the upper platen 10 through the limit groove 11, and then the user passes the positioning angle The iron 16 is bolted to the adjustment limit block 15 .

The working principle of a molding device for high-precision plastic products provided by the utility model is as follows;

Step 1: The user places the lower mold 6 inside the injection molding frame 7, and then the user rotates the adjusting screw 5 according to the size of the lower mold 6. After turning the adjusting screw 5, the lower mold can be adjusted by adjusting the distance between the two splints 3. The mold 6 is fixedly clamped, and the fixed clamping of the lower mold 6 through the splint 3 can facilitate the user to install the lower mold 6 of different sizes through the splint 3, and the inside of the cooling frame 2 is hollow, and the user can pass through the lower mold 6. When the mold 6 and the upper mold 18 carry out injection molding, the internal perfusion water flow of the cooling frame 2 through the water inlet valve can reduce the temperature inside the injection molding frame 7 to accelerate the rapid cooling and molding of the plastic products inside the lower mold 6 .

Step 2: After the lower mold 6 is fixed by the splint 3, the user installs the upper mold 18, and the upper mold 18 and the upper connecting plate 17 that are compatible with the lower mold 6 are bolted and fixed, and then the user passes through the limiter. The position groove 11 slides and installs the upper connecting plate 17 under the upper platen 10, and then the user bolts the positioning angle iron 16 to the adjustment limit block 15, and the position of the upper mold 18 can be adjusted by turning the positioning screw 14 The position of the lower mold 6 has been adapted, and after the upper mold 18 is adjusted to the top of the lower mold 6 by rotating the positioning screw 14, the cylinder 8 is activated to drive the upper platen 10 to press down to form the plastic products inside the lower mold 6 .

Compared with related technologies, the utility model provides a molding device for high-precision plastic products with the following beneficial effects:

After the user places the lower mold 6 inside the injection molding frame 7, the user rotates the adjusting screw 5 according to the size of the lower mold 6. After turning the adjusting screw 5, the lower mold 6 can be fixed by adjusting the distance between the two splints 3 Clamping, fixing and clamping the lower mold 6 through the splint 3 can facilitate the user to install the lower mold 6 of different sizes through the splint 3, and the inside of the cooling frame 2 is hollow, and the user passes through the lower mold 6 and the upper mold. When the mold 18 carries out injection molding, the internal perfusion water flow of the cooling frame 2 through the water inlet valve can reduce the temperature inside the injection molding frame 7 to accelerate the rapid cooling and molding of the plastic products inside the lower mold 6 .

The above descriptions are only examples of the utility model, and are not intended to limit the patent scope of the utility model. Any equivalent structure or equivalent process transformation made by using the utility model specification and accompanying drawings may be directly or indirectly used in other applications. Related technical fields are all included in the patent protection scope of the present utility model in the same way.

Claims (6)

1. The utility model provides a forming device of high-precision plastic products, includes bottom plate (1), its characterized in that, the upper surface of bottom plate (1) is fixed with cooling frame (2), the outer wall of cooling frame (2) is fixed with intake valve, and the inside of cooling frame (2) is cavity type, injection molding frame (7) have all been seted up to the upper surface both sides of cooling frame (2), two splint (3) are all installed to the both sides inner wall of injection molding frame (7), every outer wall both sides of splint (3) all are fixed with slide bar (4), every slide bar (4) all run through to the outside of cooling frame (2), every adjusting screw (5) are all installed through the bearing rotation to the intermediate position of the outer wall of splint (3), every be threaded connection between adjusting screw (5) and cooling frame (2), every the inside of injection molding frame (7) just be located every two lower mould (6) have all been placed to the inside of splint (3).

2. The device for forming the high-precision plastic product according to claim 1, wherein air cylinders (8) are fixed on two sides of the upper surface of the bottom plate (1) and on two sides of the cooling frame (2), the number of the air cylinders (8) is eight, positioning rods (9) are fixed on four corners of the upper surface of the cooling frame (2), and an upper pressing plate (10) is slidably arranged outside the four positioning rods (9).

3. The forming device of the high-precision plastic product according to claim 2, wherein the top end output shafts of the four air cylinders (8) are fixedly connected with the lower surface of the upper pressing plate (10), limit grooves (11) are formed in the lower surface of the upper pressing plate (10) at equal intervals, and the number of the limit grooves (11) is four.

4. A forming device for high-precision plastic products according to claim 3, characterized in that the two sides of the inside of the upper pressing plate (10) are provided with adjusting grooves (12), the two sides of the upper surface of the upper pressing plate (10) are provided with clamping grooves (13), and the inside of the two clamping grooves (13) is provided with positioning screws (14) through bearing rotation.

5. The device for forming the high-precision plastic product according to claim 4, wherein the two clamping grooves (13) are internally provided with adjusting limiting blocks (15) in a sliding manner, the two adjusting limiting blocks (15) are in threaded connection with the two positioning screws (14), two sides of the lower surface of the upper pressing plate (10) are provided with upper connecting plates (17) in a sliding manner through the four limiting grooves (11), and the number of the upper connecting plates (17) is two.

6. The device for forming the high-precision plastic product according to claim 5, wherein positioning angle irons (16) are fixed at the middle positions of the upper surfaces of the two upper connecting plates (17), the positioning angle irons (16) are connected with the adjusting limiting blocks (15) through bolts, and an upper die (18) is fixed on the lower surface of the upper connecting plate (17) through bolts.

Images