Plastic color matching machine

Abstract

The utility model belongs to the technical field of plastic color matching machines, and particularly relates to a plastic color matching machine which comprises a color matching machine body and a front cover body, a quantitative cavity and a stirring cavity are formed between the front cover body and the color matching machine body, and an execution unit driven by a power mechanism is arranged on the color matching machine body. One side portion of the front cover body is connected to the color matching machine body through a hinge, the other side portion of the front cover body is detachably connected with the color matching machine body through a locking assembly, a detection switch is arranged on the color matching machine body and electrically connected with the control assembly, and the control assembly controls the action state of the power mechanism according to signals of the detection switch. The plastic color matching machine is simple in overall structure, reasonable in design and low in cost, the covering position of the front cover body is detected through the detection switch, when the front cover body is opened, the control assembly can immediately control the power mechanism to stop driving the execution unit, safety accidents can be effectively avoided, and use safety of the plastic color matching machine is guaranteed.

Description

Technical field:

[0001] The utility model belongs to the technical field of plastic color matching machines, in particular to a plastic color matching machine. Background technology:

[0002] The existing Chinese utility model patent (authorization announcement number CN218019493U) is a plastic granule automatic stirring color matching machine, which includes a housing, a feed channel, a quantitative chamber, a stirring chamber and a discharge channel are arranged in the housing, a quantitative rotating shaft is rotatably connected in the quantitative chamber, a partition is arranged on the quantitative rotating shaft, a quantitative sub-chamber is formed between two adjacent partitions and the inner wall surface of the quantitative chamber, the discharge end of the feed channel is connected to the quantitative chamber, the quantitative chamber and the stirring chamber are connected through a discharge port, a colorant device is connected to the housing, a stirring device is arranged in the stirring chamber, a discharge port is opened at the bottom of the stirring chamber, and a valve device is arranged on the housing. The housing includes a rear housing, and a front cover body which is mounted on the front end surface of the rear housing and is made of a transparent material, and the quantitative chamber, the stirring chamber and the storage chamber are formed between the front cover body and the rear housing. Among them, the rear housing and the front cover body are detachably connected, which can facilitate the opening of the front cover body at a later time to clean the quantitative chamber, the stirring chamber and the storage chamber.

[0003] However, in actual use, it was found that this structure has serious safety hazards. This is because the casing is equipped with actuators such as a stirring assembly and a valve assembly. If the front cover is opened for cleaning without first cutting off the power to the power assembly that drives the actuator, it will easily cause serious safety accidents that may cause personal injury. Summary of the invention:

[0004] The purpose of the utility model is to provide a plastic color matching machine, which detects the closing position of the front cover by means of a detection switch. When the front cover is opened, the control assembly can immediately control the power mechanism to suspend the drive of the execution unit, effectively avoiding the occurrence of safety accidents and ensuring the safety of the use of the plastic color matching machine.

[0005] The utility model is achieved in this way:

[0006] A plastic color matching machine comprises a color matching machine body and a front cover body which is covered on the front end surface of the color matching machine body, a quantitative chamber and a stirring chamber which are distributed up and down and communicated are formed between the front cover body and the color matching machine body, an execution unit driven by a power mechanism is arranged on the color matching machine body, one side portion of the front cover body is hingedly connected to the color matching machine body, and the other side portion is a free end which is detachably connected to the color matching machine body through a locking assembly, a detection switch for detecting the position of the front cover body when it is completely covered with the color matching machine body is arranged on the color matching machine body, the detection switch is electrically connected to a control assembly, and the control assembly controls the action state of the power mechanism according to a signal of the detection switch.

[0007] In the above-mentioned plastic color matching machine, the front cover body includes an upper cover plate that can form a quantitative cavity with the color matching machine body, and a lower cover plate that can form a stirring cavity with the color matching machine body. Two detection switches are provided, and the two detection switches are respectively matched with the positions of the upper cover plate and the lower cover plate.

[0008] In the above-mentioned plastic color matching machine, a U-shaped frame is provided on the side wall of the color matching machine body close to the free ends of the upper cover plate and the lower cover plate, and the two ends of the U-shaped frame are respectively opposite to the free ends of the upper cover plate and the lower cover plate, and the two detection switches are respectively fixed at the two end ends of the U-shaped frame.

[0009] In the above-mentioned plastic color matching machine, a material storage chamber is formed between the lower cover plate and the color matching machine body and is located below the stirring chamber and communicated with the stirring chamber.

[0010] In the above-mentioned plastic color matching machine, the detection switch is an infrared position sensor or a Hall position sensor.

[0011] The outstanding advantages of the utility model compared with the prior art are:

[0012] The utility model has a simple overall structure, reasonable design and low cost. The closing position of the front cover is detected by means of a detection switch. When the front cover is opened, the control assembly can immediately control the power mechanism to suspend driving the execution unit, which can effectively avoid the occurrence of safety accidents and ensure the safe use of the plastic color matching machine. Description of the drawings:

[0013] Figure 1 It is an overall stereogram of the utility model;

[0014] Figure 2 It is an overall sectional view of the utility model.

[0015] In the figure: 1. Color matching body; 2. Front cover; 3. Dosing chamber; 4. Stirring chamber; 5. Detection switch; 6. Upper cover; 7. Lower cover; 8. U-shaped frame; 9. Storage chamber. Specific implementation method:

[0016] The present invention is further described below with reference to specific embodiments. Figure 1 —2:

[0017] A plastic color matching machine comprises a color matching machine body 1, and a front cover body 2 which is covered on the front end surface of the color matching machine body 1, a quantitative chamber 3 and a stirring chamber 4 which are distributed up and down and communicated are formed between the front cover body 2 and the color matching machine body 1, an execution unit driven by a power mechanism is arranged on the color matching machine body 1, one side portion of the front cover body 2 is hingedly connected to the color matching machine body 1, and the other side portion is a free end which is detachably connected to the color matching machine body 1 through a locking assembly, a detection switch 5 for detecting the position of the front cover body 2 when it is completely covered with the color matching machine body 1 is arranged on the color matching machine body 1, the detection switch 5 is electrically connected to the control assembly, and the control assembly controls the action state of the power mechanism according to the signal of the detection switch 5.

[0018] The utility model has a simple overall structure, reasonable design and low cost. The closing position of the front cover body 2 is detected by means of the detection switch 5. When the front cover body 2 is opened, the control assembly can immediately control the power mechanism to suspend the driving of the execution unit, which can effectively avoid the occurrence of safety accidents and ensure the safe use of the plastic color matching machine.

[0019] Furthermore, in the present embodiment, in order to be able to clean the quantitative chamber 3 or the stirring chamber 4 separately, the front cover body 2 includes an upper cover plate 6 that can form the quantitative chamber 3 with the color matching body 1, and a lower cover plate 7 that can form the stirring chamber 4 with the color matching body 1, and two detection switches 5 are provided, and the two detection switches 5 are respectively matched with the positions of the upper cover plate 6 and the lower cover plate 7.

[0020] At the same time, in order to facilitate the installation operation of the two detection switches 5, in the present embodiment, a U-shaped frame 8 is provided on the side wall of the color matching machine body 1 close to the free ends of the upper cover plate 6 and the lower cover plate 7, and the two ends of the U-shaped frame 8 are respectively opposite to the free ends of the upper cover plate 6 and the lower cover plate 7, and the two detection switches 5 are respectively fixed at the two end ends of the U-shaped frame 8.

[0021] Furthermore, in this embodiment, a material storage chamber 9 is formed between the lower cover plate 7 and the color matching machine body 1 and is located below the stirring chamber 4 and is connected to the stirring chamber 4. That is, the opening and closing of the lower cover plate 7 can realize the simultaneous opening and closing of the stirring chamber 4 and the material storage chamber 9, thereby facilitating the simultaneous cleaning of the stirring chamber 4 and the material storage chamber 9.

[0022] At the same time, in the present embodiment, the detection switch 5 is an infrared position sensor; of course, the detection switch 5 can also be a Hall position sensor or other common position sensors on the market.

[0023] The above embodiment is only one of the preferred embodiments of the present utility model, and is not intended to limit the scope of implementation of the present utility model. Therefore, any equivalent changes made based on the shape, structure, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A plastic color matching machine, comprising a color matching machine body (1), and a front cover body (2) covered on the front end surface of the color matching machine body (1), a quantitative chamber (3) and a stirring chamber (4) distributed vertically and connected to each other are formed between the front cover body (2) and the color matching machine body (1), and an execution unit driven by a power mechanism is arranged on the color matching machine body (1), characterized in that: One side of the front cover (2) is hingedly connected to the color matching machine body (1), and the other side is a free end and is detachably connected to the color matching machine body (1) through a locking assembly. The color matching machine body (1) is provided with a detection switch (5) for detecting the position of the front cover (2) when it is completely covered with the color matching machine body (1). The detection switch (5) is electrically connected to the control assembly, and the control assembly controls the action state of the power mechanism according to the signal of the detection switch (5).

2. A plastic color matching machine according to claim 1, characterized in that: The front cover body (2) comprises an upper cover plate (6) capable of forming a quantitative chamber (3) with the color matching machine body (1), and a lower cover plate (7) capable of forming a stirring chamber (4) with the color matching machine body (1). Two detection switches (5) are provided, and the two detection switches (5) are respectively matched with the positions of the upper cover plate (6) and the lower cover plate (7).

3. A plastic color matching machine according to claim 2, characterized in that: A U-shaped frame (8) is provided on the side wall of the color matching machine body (1) close to the free ends of the upper cover plate (6) and the lower cover plate (7), and the two ends of the U-shaped frame (8) are respectively opposite to the free ends of the upper cover plate (6) and the lower cover plate (7), and the two detection switches (5) are respectively fixed to the two end ends of the U-shaped frame (8).

4. A plastic color matching machine according to claim 2 or 3, characterized in that: A material storage chamber (9) is also formed between the lower cover plate (7) and the color matching machine body (1), and is located below the stirring chamber (4) and is in communication with the stirring chamber (4).

5. A plastic color matching machine according to claim 1, 2 or 3, characterized in that: The detection switch (5) is an infrared position sensor or a Hall position sensor.

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