Double-temperature-control type plastic welding machine

Abstract

The utility model relates to the field of plastic welding machines, in particular to a double-temperature-control type plastic welding machine which comprises a base, a welding machine body is fixed on the rear side of the top of the base, a main controller is fixed at the front end of the welding machine body, the welding machine body is electrically connected with the main controller, and an upper pressing plate is installed on the welding machine body through a lifting assembly. An upper pressing plate is installed on the top of the base, a lower pressing plate is installed on the front side of the top of the base through a driving assembly, uniform temperature control assemblies are fixed to the bottom of the upper pressing plate and the top of the lower pressing plate, and an air cooling assembly is fixedly installed on the driving assembly. Each temperature-controllable structure is set to be multi-point temperature measurement, so that the uniformity of heat energy generated by the plastic material under the action of a high-frequency electromagnetic field is better ensured, and the welding effect is improved; and the welded plastic material can be effectively and quickly cooled in time, so that the subsequent processing efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of plastic welding machine, concretely relates to a double temperature control type plastic welding machine. BACKGROUND

[0002] The working principle of the high-frequency plastic welding machine is that the plastic material is polarized under the action of a high-frequency electric field, and is arranged according to the direction of the electric field. The high-frequency electromagnetic field of the material itself generates heat energy, and the object is fused together under the action of the mold and pressure. The product is firm and beautiful. High-frequency refers to electromagnetic waves with a frequency greater than 100 kHz, which is generated by a high-frequency oscillator (also known as an electronic tube).

[0003] Conventional plastic welding machines usually have temperature control structures installed in the upper or lower pressing position. However, the thickness of the plastic material itself is not uniform, so the heat generated by the plastic material itself at the same time is not uniform. Therefore, it is difficult to uniformly control the temperature of the plastic material, which affects the welding effect. Moreover, after the plastic material is welded, it is usually cooled naturally, which reduces the cooling efficiency and affects the subsequent processing efficiency.

[0004] Therefore, it is necessary to invent a double temperature control type plastic welding machine. SUMMARY

[0005] To solve the problems mentioned in the background, the utility model provides a double temperature control type plastic welding machine.

[0006] In order to achieve the above purpose, the utility model provides the following technical scheme: a double temperature control type plastic welding machine, comprising a base, a welding machine body is fixed on the top rear side of the base, a main control unit is fixed on the front end of the welding machine body, the welding machine body is electrically connected with the main control unit, an upper pressing plate is installed on the welding machine body through a lifting assembly, a lower pressing plate is installed on the top front side of the base through a driving assembly, a uniform temperature control assembly is fixed on the bottom of the upper pressing plate and the top of the lower pressing plate, a forced air cooling assembly is fixed on the driving assembly, and the lifting assembly, the driving assembly, the uniform temperature control assembly and the forced air cooling assembly are electrically connected with the main control unit.

[0007] The uniform temperature control assembly comprises a receiving groove, the bottom of the upper pressing plate and the top of the lower pressing plate are both provided with a receiving groove, a heat conduction plate is fixed in the receiving groove, and installation grooves are formed at the four corners of the receiving groove.

[0008] Preferably, the driving assembly comprises a bottom plate, the bottom plate is fixed on the top front side of the base, and an end plate is fixed on the end of the top plate away from the welding machine body.

[0009] Preferably, a second electric push rod is laterally fixed to the side end of the end plate. The second electric push rod is electrically connected to the main controller. The output shaft of the second electric push rod passes through the end plate, and a slide is fixed to the output shaft of the second electric push rod. The bottom of the lower pressing plate is fixed to the top of the slide.

[0010] Preferably, the air-cooling assembly includes a plurality of support rods, the bottom ends of which are symmetrically fixed to the top of the base plate away from the welding machine body, and the top ends of which are horizontally fixed to a top plate.

[0011] Preferably, a fan housing is fixed to one end of the bottom of the top plate near the lower pressing plate, and a cooling fan is fixed inside the fan housing. The cooling fan is electrically connected to the main controller.

[0012] Preferably, an air inlet is provided at one end of the top plate near the lower pressing plate, and a dustproof net is fixed inside the air inlet.

[0013] Preferably, the lifting assembly includes a first electric push rod, which is vertically fixed inside the welding machine body and electrically connected to the main controller. The top of the upper pressing plate is fixed to the bottom of the output shaft of the first electric push rod.

[0014] The beneficial effects of this utility model are:

[0015] 1. Through the coordinated use of the base, welding machine body, main controller, lifting assembly, upper pressing plate, drive assembly, lower pressing plate, and uniform temperature control assembly, the upper and lower pressing positions of the welding machine body are all temperature-controlled structures, and each temperature-controlled structure is set to multi-point temperature measurement to better ensure the uniformity of the heat energy generated by the plastic material itself under the action of high-frequency electromagnetic field, thereby improving the welding effect;

[0016] 2. With the use of the set air-cooling components, the plastic material after welding can be cooled in a timely and rapid manner, thereby improving the cooling efficiency of the plastic material and thus benefiting the efficiency of subsequent processing. Attached Figure Description

[0017] Figure 1 A structural cross-sectional view provided for this utility model;

[0018] Figure 2 for Figure 1 Enlarged view of the structure at point A in the image;

[0019] Figure 3 The main structural view provided for this utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the fused plastic material being cooled according to the present invention.

[0021] Figure 5 The circuit connection block diagram is provided.

[0022] In the figure: 1, base; 2, welding machine body; 3, main control unit; 4, first electric push rod; 5, upper pressing plate; 6, lower pressing plate; 7, containing groove; 8, heat conduction plate; 9, mounting groove; 10, temperature sensor; 11, bottom plate; 12, end plate; 13, second electric push rod; 14, sliding table; 15, support rod; 16, top plate; 17, fan housing; 18, cooling fan; 19, air inlet; 20, dust screen. DETAILED DESCRIPTION

[0023] The preferred embodiments of the utility model are described below in combination with the drawings, and it should be understood that the preferred embodiments described herein are only used to illustrate and explain the utility model, and are not used to limit the utility model.

[0024] Please refer to the attached Figures 1-5 The utility model provides a kind of double-control temperature type plastic welding machine, including base 1, base 1 top rear side is fixed with welding machine body 2, welding machine body 2 front end is fixed with main control unit 3, it needs to be explained, welding machine body 2 is the technology known to those skilled in the art, when running, high-frequency electromagnetic field can be generated, so that plastic material (not drawn in the figure) itself generates heat energy, main control unit 3 is connected with 220V mains, welding machine body 2 is electrically connected with main control unit 3, welding machine body 2 is installed with upper pressing plate 5 by lifting assembly, base 1 top front side is installed with lower pressing plate 6 by driving assembly, upper pressing plate 5 bottom and lower pressing plate 6 top are fixed with even temperature control assembly, driving assembly is fixedly installed with air cooling assembly, lifting assembly, driving assembly, even temperature control assembly and air cooling assembly are electrically connected with main control unit 3;

[0025] Lifting assembly includes first electric push rod 4, first electric push rod 4 is vertically fixed in welding machine body 2, first electric push rod 4 is electrically connected with main control unit 3, upper pressing plate 5 top end is fixed in the bottom end of the output shaft of first electric push rod 4, specifically, first electric push rod 4 runs, can control upper pressing plate 5 to go up and down, cooperate with the use of lower pressing plate 6, can carry out pressing and welding operation to plastic material;

[0026] The uniform temperature control assembly comprises accommodating grooves 7, the bottom of the upper pressing plate 5 and the top of the lower pressing plate 6 are both provided with the accommodating grooves 7, the heat conduction plates 8 are fixed in the accommodating grooves 7, installation grooves 9 are also provided at the four corners of the inside of the accommodating grooves 7, the temperature sensors 10 are fixed in the installation grooves 9, and the temperature sensors 10 are electrically connected with the main controller 3; specifically, the heat conduction plates 8 are preferably made of copper material with good heat conduction performance, so that the heat energy generated by the plastic material in the place with more heat energy is conducted to the place with less heat energy at the same time, which is beneficial to the uniform heat energy of the plastic material as a whole, and the multiple temperature sensors 10 can perform multi-point temperature measurement on the plastic material; when the temperature values transmitted by all the temperature sensors 10 to the main controller 3 all reach the set threshold value, the main controller 3 controls the upper pressing plate 5 and the lower pressing plate 6 to press and fuse the plastic material;

[0027] In summary, the utility model can make the upper and lower pressing positions of the welding machine body 2 be controllable temperature type structures, and each controllable temperature type structure is provided with multi-point temperature measurement, so that the heat energy generated by the plastic material under the action of the high-frequency electromagnetic field is uniform, thereby improving the welding effect;

[0028] The driving assembly comprises a bottom plate 11, the bottom plate 11 is fixed to the top front side of the base 1, an end plate 12 is fixed to the top end of the bottom plate 11 away from the welding machine body 2, a second electric push rod 13 is fixed to the side end of the end plate 12 in the transverse direction, the second electric push rod 13 is electrically connected with the main controller 3, the output shaft of the second electric push rod 13 penetrates through the end plate 12, and a sliding table 14 is fixed to the output shaft of the second electric push rod 13, and the bottom of the lower pressing plate 6 is fixed to the top end of the sliding table 14; specifically, when the second electric push rod 13 operates, the lower pressing plate 6 can be driven to move back and forth in the transverse direction through the sliding table 14, so as to drive the fused plastic material to move;

[0029] The air cooling assembly comprises a plurality of supporting rods 15, the bottom ends of the supporting rods 15 are fixed to the top end of the bottom plate 11 away from the welding machine body 2 in the symmetrical mode, a top plate 16 is fixed to the top ends of the supporting rods 15 in the horizontal direction, a fan housing 17 is fixed to the bottom end of the top plate 16 close to the lower pressing plate 6, a heat dissipation fan 18 is fixed to the inside of the fan housing 17, the heat dissipation fan 18 is electrically connected with the main controller 3, an air inlet 19 is formed in the end of the top plate 16 close to the lower pressing plate 6, and a dust screen 20 is fixed to the inside of the air inlet 19; specifically, when the heat dissipation fan 18 operates, cold air can be generated to blow to the fused plastic material moving below the fan housing 17, so that the fused plastic material can be cooled in time and quickly, thereby improving the cooling efficiency of the plastic material, and further facilitating the subsequent processing efficiency.

[0030] The use process of the utility model is as follows: the operating personnel first places the plastic material to be welded between the upper pressing plate 5 and the lower pressing plate 6, then runs the welding machine body 2 through the main control device 3 first, when the welding machine body 2 runs, a high-frequency electromagnetic field can be generated, so that the plastic material generates heat energy by itself, the heat conduction plate 8 makes the plastic material generate more heat energy in the same time and conduct heat to the place where less heat energy is generated, which is beneficial to the uniform heat energy of the plastic material as a whole, then the multiple temperature sensors 10 can carry out multi-point temperature measurement operation on the plastic material, when the temperature values transmitted by all the temperature sensors 10 to the main control device 3 all reach the set threshold value, the main control device 3 controls the first electric push rod 4 to run, controls the upper pressing plate 5 and the lower pressing plate 6 to press and weld the plastic material;

[0031] After the welding is completed, the operating personnel runs the second electric push rod 13 through the main control device 3, the second electric push rod 13 can drive the lower pressing plate 6 to move transversely through the sliding table 14, so as to drive the welded plastic material to move under the fan housing 17, then the operating personnel starts the cooling fan 18 through the main control device 3 again, when the cooling fan 18 runs, cold air can be generated and blown to the welded plastic material, so that the welded plastic material can be cooled in time and quickly, so as to improve the cooling efficiency of the plastic material, and then it is beneficial to the subsequent processing efficiency.

[0032] The above is only the preferred embodiment of the utility model, any skilled person in the art can modify the technical solutions described above or modify them into equivalent technical solutions. Therefore, any simple modification or equivalent replacement according to the technical solutions of the utility model is within the scope of protection required by the utility model.

Claims

1. A dual-temperature-controlled plastic welding machine, comprising a base (1), a welding machine body (2) fixed to the rear top of the base (1), and a main controller (3) fixed to the front end of the welding machine body (2), wherein the welding machine body (2) is electrically connected to the main controller (3), characterized in that: The welding machine body (2) is equipped with an upper pressing plate (5) via a lifting assembly. The base (1) is equipped with a lower pressing plate (6) via a drive assembly. The bottom of the upper pressing plate (5) and the top of the lower pressing plate (6) are fixed with uniform temperature control components. The drive assembly is fixed with an air-cooling component. The lifting assembly, drive assembly, uniform temperature control component and air-cooling component are all electrically connected to the main controller (3). The uniform temperature control component includes a receiving groove (7). The bottom of the upper pressing plate (5) and the top of the lower pressing plate (6) are both provided with receiving grooves (7). A heat-conducting plate (8) is fixed in each of the receiving grooves (7). An installation groove (9) is also provided at each of the four corners inside the receiving groove (7). A temperature sensor (10) is fixed in each of the installation grooves (9). The temperature sensor (10) is electrically connected to the main controller (3).

2. The double temperature control plastic welding machine according to claim 1, wherein: The drive assembly includes a base plate (11), the bottom of which is fixed to the front side of the top of the base (1), and an end plate (12) is fixed to the top of the base plate (11) away from the welding machine body (2).

3. The double temperature control plastic welding machine according to claim 2, wherein: The end plate (12) is laterally fixed with a second electric push rod (13), which is electrically connected to the main controller (3). The output shaft of the second electric push rod (13) passes through the end plate (12), and the output shaft of the second electric push rod (13) is fixed with a slide table (14). The bottom of the lower pressing plate (6) is fixed to the top of the slide table (14).

4. The double temperature control plastic welding machine according to claim 2, wherein: The air-cooling assembly includes several support rods (15), the bottom ends of which are symmetrically fixed to the top of the base plate (11) away from the welding machine body (2), and the top ends of which are horizontally fixed to a top plate (16).

5. The double temperature control plastic welding machine according to claim 4, wherein: A fan housing (17) is fixed at one end of the bottom of the top plate (16) near the lower pressing plate (6). A cooling fan (18) is fixed inside the fan housing (17), and the cooling fan (18) is electrically connected to the main controller (3).

6. The double temperature control plastic welding machine according to claim 5, wherein: An air inlet (19) is provided at one end of the top plate (16) near the lower pressing plate (6), and a dustproof net (20) is fixed inside the air inlet (19).

7. The double temperature control plastic welding machine of claim 1, wherein: The lifting assembly includes a first electric push rod (4), which is vertically fixed inside the welding machine body (2). The first electric push rod (4) is electrically connected to the main controller (3), and the top of the upper pressing plate (5) is fixed to the bottom of the output shaft of the first electric push rod (4).

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