CN206733580U - A thermoplastic molding machine - Google Patents

Abstract

The utility model discloses a thermoplastic forming machine, a serial communication port, include the frame and locate moulded die, loading board, supplementary mould and heater in the frame, the shape phase-match of moulded die and product, the shaping the sheet stock of product is loaded in on the loading board, the loading board with one of the heater the two relatively another person remove so that the sheet stock is located just right the position department of heater, the heater is right the sheet stock heats so that it softens, the moulded die will soften the sheet stock is moulded and is formed the in-process of product is located the relative one side of moulded die supplementary mould vacuum plastic uptake the sheet stock is with supplementary shaping the product. The utility model discloses a make-up machine is moulded to heat simple structure, make the shaping difficult ripple that plays in the surface during product that reaches great height difficulty deeply, easily shaping, and fashioned final product's thickness is even. The product has good forming effect.

Description

A thermoplastic molding machine

technical field

The utility model relates to a thermoplastic molding machine, in particular to a thermoplastic molding machine capable of molding higher products.

Background technique

Thermoplastic molding machine (also called blister machine) utilizes the vacuum suction generated by the vacuum pump to heat and soften PVC, PE, PP, PS, PET, PETG, ABS and other thermoplastic sheets into various shapes through molds. Vacuum hoods, blister trays, blisters, etc. Therefore, it is widely used in the packaging of hardware, toys, stationery, tableware, tools, food, electronics, medicine, etc. or the molding of plastic thin-walled products.

However, in the process of forming some difficult products, such as the top cover of sightseeing car or patrol car, the existing thermoplastic molding machine has a deep depth of the top cover, that is, a high molding height, and the overall shape of the top cover The area is large, and has a certain shape or radian, etc., it is easy to appear that the molding of the sheet is not uniform during molding, the thickness of the final product is uneven, and the surface is prone to water marks.

Therefore, there is an urgent need for a thermoplastic molding machine that has a simple structure, can achieve uniform blistering and is easy to form to overcome the above problems.

Utility model content

The purpose of this utility model is to provide a thermoplastic molding machine with simple structure, which can realize uniform plastic absorption and is easy to form.

In order to achieve the above purpose, the utility model discloses a thermoplastic molding machine, which includes a frame, a molding die, a bearing plate, an auxiliary mold and a heater arranged on the frame, and the shape of the molding die is consistent with the shape of the product. Matching, the sheet material forming the product is loaded on the carrier plate, any one of the carrier plate and the heater can move relative to the other so that the sheet material is located directly opposite the At the position of the heater, the heater heats the sheet material to soften it, and the forming die is located on the opposite side of the forming die during the process of molding the softened sheet material into the product The auxiliary mold vacuum-absorbs the sheet to assist in forming the product.

Compared with the prior art, the thermoplastic molding machine of the present utility model includes a molding die, a carrying plate, an auxiliary die and a heater, the forming die matches the shape of the product, and both the carrying plate and the heater either one of which is movable relative to the other so that the sheet is positioned directly opposite the heater; and during molding of the softened sheet by the molding die into the product , the auxiliary mold vacuum-absorbs the sheet or plate, thereby assisting in forming the product. Through the mutual cooperation of the forming die and the auxiliary die, the surface is not prone to water marks when forming deep and difficult products, and is easy to form, and the thickness of the formed final product is uniform. The product molding effect is good.

Preferably, the auxiliary mold, the bearing plate and the forming mold are coaxially arranged at the front end of the frame, and the auxiliary mold and the forming mold are separately arranged at the end of the bearing plate The upper side and the lower side, the heater is located at the rear end of the rack.

Preferably, when the forming die made of aluminum pushes the sheet material upwards to a predetermined position to form the product, the auxiliary mold moves downward and vacuum forms the sheet material from above the sheet material. Said sheet material, said molding die also vacuum absorbs said product to fix said product after molding said product.

Specifically, the thermoplastic molding machine of the present invention also includes a push driver and a push driver that drive the molding die and the auxiliary mold to move, the output end of the push driver is connected to the molding die, and the The output terminal of the pressing driver is connected with the auxiliary mold.

Preferably, the auxiliary mold also matches the shape of the product, and vacuum suction nozzles are evenly distributed in the forming mold and the auxiliary mold.

Preferably, a settling area is provided at the center of the bearing plate, the size of the settling area corresponds to the size of the product, and a pressing clip is provided at the edge of the settling area, and the pressing sheet clamps Secure the sheet tightly.

Preferably, the thermoplastic molding machine of the present invention further includes a cooler, and the cooler is arranged on the frame and at the side of the molded product.

Preferably, the thermoplastic molding machine of the present utility model also includes a heating driver, the output end of the heating driver is connected to the heater, and the heating driver drives the heater to make a straight line along the front and rear direction of the frame. moving, the moving heater moves to the top of the bearing plate.

Preferably, the heater is a heat lamp.

Preferably, guide rails are provided on the frame, and the bearing plate is slidably arranged on the guide rails. The bearing plate has upper and lower material levels protruding from the frame, and a blister that resets to the front end of the frame. position and move to the heating position under the heater.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram of a thermoplastic molding machine of the present invention.

Figure 2 is a top view of the utility model thermoplastic molding machine.

Fig. 3 is the front view of the thermoplastic molding machine of the present invention.

detailed description

In order to describe the technical content, structural features, achieved goals and effects of the present utility model in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

Please refer to Fig. 1 to Fig. 3, the utility model discloses a thermoplastic molding machine 100, which is suitable for being electrically connected with a controller (not shown in the figure), and the thermoplastic molding machine 100 of the utility model is controlled by the controller , to further improve the degree of automation of the thermoplastic molding machine 100, wherein the controller is an existing controller, and its structure and control principles are well known in the art, so no detailed description is given here.

The thermoplastic molding machine 100 of the present utility model comprises frame 10 and is located on frame 10 molding die 20, bearing plate 30, auxiliary mold 40 and heater 50, and molding die 20 matches with the shape of product, and the shape of molding product The sheet material 200 is loaded on the carrier plate 30, and any one of the carrier plate 30 and the heater 50 can move relative to the other so that the sheet material 200 is positioned at a position facing the heater 50, and the heater 50 faces the sheet. The material 200 is heated to soften it, and during the forming mold 20 molding the softened sheet material 200 into a product, the auxiliary mold 40 located on the opposite side of the forming mold 20 vacuum-absorbs the sheet material 200 to assist in forming the product. Specifically, the auxiliary mold 40 , the bearing plate 30 and the forming mold 20 are coaxially arranged at the front end of the frame 10 , and the auxiliary mold 40 and the forming mold 20 are separately arranged on the upper side and the lower side of the bearing plate 30 . The coaxial setting can effectively reduce the moving distance of the auxiliary mold 40 and the forming mold 20 relative to the supporting plate 30 , facilitate alignment, and effectively improve the accuracy of subsequent molding operations. The heater 50 is located at the rear end of the frame 10, and the heater 50, the auxiliary mold 40, the carrier plate 30 and the molding die 20 are arranged front and back relative to the frame 10, so as to facilitate heating, softening and plastic forming of the sheet material 200. The layout is more reasonable. Specifically, the product is specifically a top cover of a sightseeing car or a patrol car, and its height is at least 30mm, preferably 100mm-180mm. The molding die 20 is in a convex shape, and correspondingly, the auxiliary mold 30 is in a concave shape. More specifically:

During the process that the forming die 20 pushes the sheet material 200 upwards to a predetermined position to form a product, the auxiliary die 40 moves downward and vacuum-absorbs the sheet material 200 from above the sheet material 200, thereby cooperating with the forming die 20 to achieve uniform speed Uniform shaped product. And the forming die 20 also vacuum absorbs the product to fix the product after forming the product, so as to facilitate the cooling and shaping of the product. Preferably, the molding die 20 is made of aluminum, so there will be no situation that the softened sheet material 200 is pasted on the molding die 20 and the two cannot be separated, thereby facilitating the ejection of the subsequent molding die 20 and the lowering of the product. material. Specifically, the thermoplastic molding machine 100 of the present invention also includes a push driver 21 and a push driver 41 , the output end of the push driver 21 is connected to the molding die 20 , and the output end of the push driver 41 is connected to the auxiliary die 40 . The push driver 21 drives the molding die 20 to move linearly up and down, so as to form and disengage the product. The pressing driver 41 drives the auxiliary mold 40 to move linearly up and down, so as to assist in forming the product. Preferably, both the pushing driver 21 and the pressing driver 41 are air cylinders.

Wherein, the auxiliary mold 30 also matches the shape of the product, and vacuum suction nozzles are evenly distributed in the forming mold 20 and the auxiliary mold 40, and the vacuum suction nozzles in the forming mold 20 and the auxiliary mold 40 are all connected with the external vacuum equipment. (not shown in the figure) connected. In the process of thermoplastic molding products, the vacuum nozzle inside the molding die 20 does not work when pushing the softened sheet material 200, and when the molding die 20 cooperates with the auxiliary mold 40 to form the product at a uniform speed, As the auxiliary mold 40 moves upwards and resets, the vacuum suction nozzle in the forming mold 20 starts to absorb and fix the formed product, so that the product itself cools or cools through the cooler 60 . After the product was completely cooled and shaped, the molding die 20 moved down to reset. Specifically, the cooler 60 is arranged on the frame 10 and is located on the side of the formed product. The cooler 60 cools down the temperature of the thermoformed product, so that the product can be molded more quickly. Specifically, the cooler 60 is a cooling fan.

In order to improve the adaptability of the whole machine, the forming die 20 and the auxiliary die 40 are detachably arranged on the frame 10, and only need to replace the corresponding forming die 20 and the auxiliary die 40 when forming different products. Of course, the thermoplastic molding machine 100 of the present utility model can also realize the thermoplastic molding of products with low height requirements. In this case, the auxiliary mold 40 is not installed or the auxiliary mold 40 does not work.

In order to facilitate the loading and fixing of the sheet material 200, a placement area 30a is defined at the center of the carrier plate 30, and the size of the placement area 30a corresponds to the size of the product. A tablet clamp 31 is provided at the edge of the placement area 30 a, and the tablet clamp 31 clamps and fixes the sheet material 200 . Specifically, the number of sheet pressing clips 31 is four, and the four sheet pressing clips 31 are arranged symmetrically at the edge of the placement area 30a.

When the heater 50 moves relative to the carrier plate 30, the thermoplastic molding machine 100 of the present invention also includes a heating driver 51, the output end of the heating driver 51 is connected with the heater 50, and the heating driver 51 drives the heater 50 along the direction of the frame 10. Linear movement is made in the forward and backward direction, and the moving heater 50 moves to the top of the supporting plate 30 . Specifically, the heater 50 is a heating lamp, and the heating driver 51 is a cylinder.

When the carrier plate 30 moves relative to the heater 50, a guide rail 11 is provided on the frame 10, and the carrier plate 30 slides on the guide rail 11. The blister position at and moves to the heating position below the heater 50. Specifically, the carrying plate 30 can be moved manually, or the carrying plate 30 can be driven to move by a carrying plate driver (not shown in the figure). When the heater 50 moves relative to the carrier plate 30, the heating position is the suction position.

With reference to accompanying drawings 1 to 3, the working principle of the thermoplastic molding machine 100 of the present application is specifically described as follows:

After installing the corresponding forming mold 20 and auxiliary mold 40 according to the specifications and dimensions of the product to be formed, start the equipment, and the carrying plate 30 in the original position, namely the heating position, protrudes from the frame 10, and manually clamps the sheet material 200 After being fixed in the placement area 30a, the bearing plate 30 is reset. The heater 50 moves to the top of the sheet material 200 to heat the sheet material 200 , and after a predetermined time to soften the sheet material 200 , the heater 50 resets. The push driver 21 drives the molding die 20 to move upwards, and pushes the sheet material 200 upwards to a predetermined position to form a thermoplastic product; at the same time, the pressing driver 41 drives the auxiliary mold 40 to move downward and absorbs the plastic sheet material 200 so that Auxiliary molding products. After the product is thermoplastically formed, the pressing driver 41 drives the auxiliary mold 40 to reset, and the forming mold 20 positions the thermoplastically formed product through vacuum adsorption, and then the cooler 60 starts to complete the cooling and setting of the product. After the product is cooled and shaped, the forming die 20 releases the product, and the push driver 21 drives the forming die 20 to reset downwards; finally, the carrier plate 30 protrudes from the frame 10 again, and the pressing clamp 31 is opened to take out the product.

Compared with the prior art, the thermoplastic molding machine 100 of the present utility model includes a forming die 20, a carrier plate 30, an auxiliary die 40 and a heater 50, the forming die 20 matches the shape of the product, and the carrier plate 30 and the heater 50 Any one of the two can be moved relative to the other, so that the sheet material 200 is located at a position facing the heater 50; The sheet material 200 is vacuum-absorbed to assist in forming the product. Through the cooperation of the forming die 20 and the auxiliary die 40, the surface is not prone to water marks when forming deep and difficult products, and it is easy to form, and the thickness of the formed final product is uniform. The product molding effect is good.

What is disclosed above is only the preferred embodiment of the present utility model, and of course the scope of rights of the present utility model cannot be limited with this. Therefore, the equivalent changes made according to the patent scope of the utility model still belong to the scope covered by the utility model .

Claims (10)

1. a kind of thermoplastic shaping machine, it is characterised in that shaping mould, loading plate including frame and in the frame, auxiliary Mould and heater, the shape of the shaping mould and product match, and the sheet stock for being molded the product is loaded on the loading plate, Any one of the loading plate and both heaters can be relative to another one movements so that the sheet stock is located at described in face The opening position of heater, the heater is heated to the sheet stock so that it softens, and the shaping mould is by described in softening Sheet stock is moulding into during the product, sheet stock described in the auxiliary mould vacuum forming positioned at the shaping mould opposite side With product described in assistant formation.

2. thermoplastic shaping machine as claimed in claim 1, it is characterised in that auxiliary mould, the loading plate and the shaping Mould three is in coaxially located at the front end of the frame, and the auxiliary mould is divided into the upper of the loading plate with the shaping mould Side and downside, the heater are located at the rear end of the frame.

3. thermoplastic shaping machine as claimed in claim 2, it is characterised in that the shaping mould of aluminum pushes up the sheet stock upwards During precalculated position is pushed into be molded the product, the auxiliary mould is moved down and inhaled from the overhead vacuum of the sheet stock Mould the sheet stock, the shaping mould also after the product is molded product described in vacuum suction with the fixation product.

4. thermoplastic shaping machine as claimed in claim 3, it is characterised in that also include driving the shaping mould and the auxiliary mould Mobile pushing tow driver and driver is pushed, the output end of the pushing tow driver is connected with the shaping mould, described to push The output end of driver is connected with the auxiliary mould.

5. thermoplastic shaping machine as claimed in claim 3, it is characterised in that described to aid in the mould also shape phase with the product Match somebody with somebody, and with being evenly equipped with vacuum slot in the auxiliary mould in the shaping mould.

6. thermoplastic shaping machine as claimed in claim 1 a, it is characterised in that placement is offered at the center of the loading plate Area, the size of the settlement is corresponding with the size of the product, and the edge of the settlement is provided with piece pressing clip, the pressure Piece is fixedly clamped the sheet stock.

7. thermoplastic shaping machine as claimed in claim 1, it is characterised in that also including cooler, the cooler is located at described The side of the product in frame and positioned at shaping.

8. thermoplastic shaping machine as claimed in claim 1, it is characterised in that also including heater driver, the heater driver Output end be connected with the heater, the heater driver drives fore-and-aft direction of the heater along the frame to do directly Line moves, and the heater of motion is moved to the top of the loading plate.

9. thermoplastic shaping machine as claimed in claim 8, it is characterised in that the heater is heating lamp.

10. thermoplastic shaping machine as claimed in claim 1, it is characterised in that the frame is provided with guide rail, and the loading plate is slided On the guide rail, the loading plate has the material position up and down for stretching out the frame, the plastic uptake position being reset at frame front end And the heating position being moved to below heater.