Plasma injection carrier device

Abstract

A plasma jet carrier device comprises a carrier, a plasma power source, a plasma spray gun and a spray gun carrying mechanism, the plasma power source is placed on a carrier plate, and the plasma spray gun is hung on the spray gun carrying mechanism; the plasma spray gun is connected to a plasma power supply through a line pipe bundle, and a process gas source is mounted on the plasma power supply; the spray gun carrying mechanism is provided with a transverse displacement mechanism at the bottom, a transverse moving table is arranged on the transverse displacement mechanism, a mounting rod is fixed above the transverse moving table, a vertical displacement track is arranged on the mounting rod, and a vertical moving table is limited on the vertical displacement track to move back and forth; the spray gun carrying mechanism is provided with a forward anti-collision mechanism, and the forward anti-collision mechanism is provided with a detection sensor in the forward direction and a retreating buffering mechanism for driving the plasma spray gun to dodge backwards. According to the invention, the plasma spray gun can carry out plasma spray cleaning on independently placed large product materials, so that the product cleaning cost is reduced, and the product competitiveness is improved.

Description

Technical Field

[0001] The invention relates to a plasma technology, in particular to a plasma jetting carrier device. Background Art

[0002] The process of electrons leaving the nucleus is called "ionization". At this time, the substance becomes a uniform "paste" composed of positively charged nuclei and negatively charged electrons, so people jokingly call it ion plasma. The total amount of positive and negative charges in these ion plasmas is equal, so it is approximately electrically neutral. Therefore, plasma has a wide range of applications, including the digital industry, electronics industry, automotive industry, printing and packaging industry, etc.

[0003] Conventional plasma spray gun equipment currently available on the market mainly works by gathering high voltage electricity at the tip. Conventionally, the product materials to be plasma sprayed are loaded on a tray rack set in a box, and then sent to the plasma spray gun equipment for spraying at a designated position. However, the product materials currently on the market come in various forms, especially for products with larger volumes, and it is difficult to design a box to carry them. Not only is the spraying efficiency low, but the production cost will also increase dramatically, which is not conducive to product production and market sales competition. Summary of the invention

[0004] The technical problem solved by the present invention is to provide a plasma spray carrier device, which enables the plasma spray gun to perform plasma spray cleaning on large product materials placed separately through a flexible and convenient cart carrying method, thereby reducing the cost of product cleaning and improving the competitiveness of the product.

[0005] The technical solution of the present invention is:

[0006] A plasma spraying carrier device, comprising a carrier, a plasma power supply, a plasma spray gun and a spray gun carrying mechanism,

[0007] The carrier is provided with a carrier plate and a roller, the plasma power source is placed on the carrier plate, the spray gun carrying mechanism is installed on the front side of the carrier plate of the carrier, the plasma spray gun is mounted on the spray gun carrying mechanism, and the plasma spray gun is arranged toward the forward direction of the carrier; the plasma spray gun is connected to the plasma power source via a wire bundle, and a process gas source is installed on the plasma power source; the process gas source is connected to the electrode cavity of the plasma spray gun via a pipeline arranged in the wire bundle;

[0008] The spray gun carrying mechanism is provided with a bottom lateral displacement mechanism, the lateral displacement mechanism is provided with a lateral moving platform, the lateral moving platform can move back and forth along the lateral track of the lateral displacement mechanism, a vertically arranged mounting rod is fixed above the lateral moving platform, the mounting rod is provided with a vertical displacement track, the displacement track is provided with a vertical moving platform, the vertical moving platform is limited on the vertical displacement track, and moves up and down back and forth; the plasma spray gun is fixed on the vertical moving platform; the spray gun carrying mechanism is provided with a forward anti-collision mechanism, the forward anti-collision mechanism is provided with a detection sensor in the forward direction and a retreat buffer mechanism that drives the plasma spray gun to dodge and move backward, the detection sensor is electrically connected to the control device arranged on the carrier, and the retreat buffer mechanism drives the plasma spray gun to move backward and reset forward.

[0009] The plasma jet carrier device as described above, wherein a lateral screw displacement device is provided on the lateral displacement mechanism, at least two track grooves for limiting the position on the lateral track and a screw hole for linkage displacement with the screw are provided below the lateral moving platform, one end of the screw of the lateral screw displacement device is connected to a screw drive motor on one side of the carrier plate, and the screw drive motor is electrically connected to the control device.

[0010] In the plasma spraying carrier device as described above, a vertical driving mechanism for driving the vertical moving platform to move in a vertical direction is provided between the vertical moving platform and the displacement track, and the vertical driving mechanism is electrically connected to the control device.

[0011] The plasma spray carrier device as described above, wherein the retreat buffer mechanism is arranged between the vertical movable platform and the plasma spray gun, and includes a high-speed driving cylinder arranged on the vertical movable platform, the output rod of the high-speed driving cylinder is fixedly connected to the plasma spray gun, which triggers the retreat action according to the model of the detection sensor, and quickly drives the plasma spray gun along the retreat direction of the carrier, and after driving to the set buffer distance, returns to the original position of the vertical movable platform.

[0012] In the plasma spraying carrier device as described above, the plasma spray gun is fixed to the driving rod via a bearing disk that can rotate up and down, and the plasma spray gun can rotate up and down in a vertical direction.

[0013] The plasma spray carrier device as described above, wherein the nozzle end of the plasma spray gun protrudes from the front end of the carrier by a first set distance, the vertical movable platform is provided with the detection sensors on the upper and lower sides of the plasma spray gun respectively, the detection sensors detect the second distance between the detection sensors and the obstacle in front, when the detected second distance is less than the set action distance value, the control device triggers the high-speed driving cylinder to move, push the plasma spray gun backwards, so that it maintains a set minimum distance from the object in front, and the second distance is greater than the sum of the minimum distance, the first set distance and the distance between the detection sensor and the front end of the carrier.

[0014] The plasma spraying carrier device as described above, wherein the nozzle portion of the plasma spray gun is provided with a bendable steering rod portion.

[0015] In the plasma spraying carrier device as described above, a horizontal rotating connection structure is provided on the lateral moving platform, and the vertical displacement track can rotate around its vertical length direction through the rotation action of the horizontal rotating connection structure, thereby driving the plasma spray gun to rotate in the horizontal direction.

[0016] The plasma jet carrier device as described above, wherein a plurality of the detection sensors are arranged in sequence and at equal intervals on the outer side surface of the displacement track, the outer side surface being a side surface facing the direction in which the carrier moves forward; and a signal contact is provided at the position where each detection sensor is located, and when the vertical moving platform slides to cover the signal contact, an arrival signal is triggered, and two signal contacts with a third set distance therebetween are provided on the numerical moving platform, and the third set distance is greater than the distance between the signal contacts of the two detection sensors, and less than the sum of the distances between the signal contacts of the three detection sensors.

[0017] From the above description, it can be seen that the present invention has the following advantages:

[0018] In the field of plasma cleaning, up to now, no one has used a plasma spray gun in the form of a carrier to spray and clean product materials. Most of the time, the plasma spray gun is moved to the front of the product, and the product is sprayed and cleaned with the plasma spray gun in hand. This is not only inefficient, but also very labor-intensive. The present invention uses a carrier to place a portable plasma spray gun on the carrier, and is equipped with a spray gun carrying mechanism, so that the user only needs to push the carrier to the product that needs to be cleaned, and can directly use the plasma spray gun mounted on the spray gun carrying mechanism to spray and clean the product. In this process, the present invention can achieve spray cleaning of product areas at different heights and different lateral positions without removing the plasma spray gun. It greatly simplifies the difficulty of individual plasma cleaning of large products, reduces the expenditure of manpower and material resources, and has greater market competitiveness. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of a preferred embodiment of the present invention. DETAILED DESCRIPTION

[0020] In order to have a clearer understanding of the technical features, purposes and effects of the present invention, specific embodiments of the present invention are now described with reference to the accompanying drawings.

[0021] The present invention proposes a plasma jet carrier device, in a preferred embodiment, please refer to Figure 1 As shown, the plasma spray carrier device of the present invention includes a carrier, a plasma power supply, a plasma spray gun and a spray gun carrying mechanism.

[0022] The carrier is provided with a carrier plate 1 and a roller, the plasma power supply 2 is placed on the carrier plate 1, the spray gun carrying mechanism is installed on the front side of the carrier plate 1 of the carrier, the plasma spray gun 3 is mounted on the spray gun carrying mechanism, and the plasma spray gun 3 is arranged toward the forward direction of the carrier; the plasma spray gun 3 is connected to the plasma power supply 2 via a wire bundle, and a process gas source is installed on the plasma power supply 2; the process gas source is connected to the electrode cavity of the plasma spray gun 3 via a pipeline arranged in the wire bundle; thereby, the process gas can enter the electrode cavity of the plasma spray gun to be excited, form plasma, and perform a cleaning operation on the product.

[0023] The spray gun carrying mechanism is provided with a bottom lateral displacement mechanism, and a lateral moving platform 7 is provided on the lateral displacement mechanism. The lateral moving platform 7 can move back and forth along the lateral track 9 of the lateral displacement mechanism. A vertically arranged mounting rod 4 is fixed above the lateral moving platform 7, and a vertical displacement track is provided on the mounting rod 4. A vertical moving platform 11 is provided on the displacement track. The vertical moving platform 11 is limited on the vertical displacement track and moves up and down back and forth; the plasma spray gun 3 is fixed on the vertical moving platform 11; the spray gun carrying mechanism is provided with a forward anti-collision mechanism, and the forward anti-collision mechanism is provided with a detection sensor in the forward direction and a retreat buffer mechanism that drives the plasma spray gun 3 to dodge and move backward, the detection sensor is electrically connected to the control device arranged on the carrier plate 1, and the retreat buffer mechanism drives the plasma spray gun 3 to move backward and reset forward. As shown in the figure, by the cooperation of the horizontal moving platform and the vertical moving platform, the plasma spray gun 3 can be moved and adjusted in the horizontal position while facing the forward direction, and can also be moved and adjusted in the vertical height direction; for example, when the carrier is pushed to the front of the product, the plasma spray gun 3 of the present invention can be controlled by controlling the action of the horizontal moving platform and the vertical moving platform to clean the product on the area of ​​one surface, without the need for a special person to hold and carry the plasma spray gun 3. At the same time, by setting the retreat buffer mechanism, it can be effectively avoided that the plasma nozzle will hit the object in front during the process of pushing the carrier forward, thereby causing an accident. In this way, the present invention can automatically control the relative displacement of the horizontal moving platform and the vertical moving platform through the application of the detection sensor, so that it can realize the automatic spray cleaning operation of a large range of products without human holding operation. Of course, preferably, a locking structure 14 can also be provided on the vertical moving platform to lock the position of the vertical moving platform in the vertical direction.

[0024] In the preferred embodiment of the plasma jet carrier device of the present invention as described above, as shown in the figure, the lateral displacement mechanism is provided with a lateral screw displacement device 5, the lateral moving platform 7 is provided with at least two track grooves 8 for limiting on the lateral track, and a screw hole for linkage displacement with the screw, one end of the screw of the lateral screw displacement device is connected to a screw drive motor 6 on one side of the carrier plate, and the screw drive motor 6 is electrically connected to the control device. Through the combined action of multiple lateral tracks of the lateral displacement mechanism, the lateral moving platform 7 can be stably moved in the lateral direction according to the specified needs.

[0025] In the preferred embodiment of the plasma spraying carrier device of the present invention as described above, a vertical driving mechanism for driving the vertical moving platform 11 to move in the vertical direction is provided between the vertical moving platform 11 and the displacement track, and the vertical driving mechanism is electrically connected to the control device. Through the control of the control device, the automatic adjustment position of the plasma spray gun 3 in the vertical direction can be realized, so as to better achieve the purpose of automatic spray cleaning.

[0026] In the preferred embodiment of the plasma spraying carrier device of the present invention as described above, the retreat buffer mechanism is arranged between the vertical moving platform and the plasma spray gun, and includes a high-speed driving cylinder arranged on the vertical moving platform, and the output rod of the high-speed driving cylinder is fixedly connected to the plasma spray gun, which triggers the retreat action according to the model of the detection sensor, and quickly drives the plasma spray gun along the retreat direction of the carrier, and after driving to the set buffer distance, it returns to the original position of the vertical moving platform. In this way, the present invention can effectively prevent the plasma spray gun from hitting other objects during the travel and operation process, and ensure that the plasma spray gun is effectively protected.

[0027] In the preferred embodiment of the plasma spraying carrier device of the present invention as described above, the plasma spray gun is fixed to the driving rod via a bearing plate that can rotate up and down, and the plasma spray gun can rotate up and down along the vertical direction. Thereby, the vertical track rod on the horizontal moving platform of the present invention can be actively flipped horizontally relative to the horizontal moving platform.

[0028] In the plasma spray carrier device of the present invention as described above, in a preferred embodiment, the nozzle end of the plasma spray gun protrudes from the front end of the carrier by a first set distance, and the vertical moving platform 11 is provided with the detection sensor on the upper and lower sides of the plasma spray gun 3, respectively. The detection sensor detects the second distance between the plasma spray gun 3 and the obstacle in front. When the second distance detected is less than the set action distance value, the control device triggers the high-speed drive cylinder to move and push the plasma spray gun backwards to keep a set minimum distance from the object in front. The second distance is greater than the sum of the minimum distance, the first set distance, and the distance between the detection sensor and the front end of the carrier. In this way, the carrier can be combined with the detection of the detection sensor during the movement to ensure that the plasma spray gun will not be damaged due to the movement of the plasma spray gun.

[0029] In the preferred embodiment of the plasma spraying carrier device of the present invention as described above, the nozzle portion of the plasma spray gun is provided with a bendable steering rod portion. The nozzle portion of the plasma spray gun is provided with a steering rod portion at one end, so that the plasma spray gun can be bent in various directions, thereby enabling the plasma spray gun to spray in more directions and positions, especially when facing a three-dimensional product structure, the steering rod portion can be bent to achieve a more comprehensive and convenient spray cleaning of the three-dimensional product.

[0030] In the preferred embodiment of the plasma spraying carrier device of the present invention as described above, a horizontal rotating connection structure is provided on the lateral moving platform, and the displacement track in the vertical direction can rotate around its vertical length direction through the rotation of the horizontal rotating connection structure, driving the plasma spray gun to rotate in the horizontal direction. Preferably, through this arrangement, the plasma spray gun of the present invention can also obtain a wider range of rotation effect in the horizontal direction, so that it can spray and clean at different angles towards a larger angle.

[0031] As described above, in a preferred embodiment of the plasma jetting carrier device of the present invention, a plurality of the detection sensors 15 are arranged in equal intervals on the outer side of the displacement track, and the outer side is a side facing the direction of the carrier's advance; and a signal contact is provided at the position where each detection sensor 15 is located, and when the vertical moving platform slides to cover the signal contact, an arrival signal is triggered, and the numerical moving platform is provided with two signal contacts with a third set distance, and the third set distance is greater than the distance between the signal contacts of the two detection sensors, and less than the sum of the distances between the model contacts of the three detection sensors. Through the above settings, the vertical moving platform can only trigger two signal contacts at the same time during the movement process, and the two signal contacts trigger the corresponding detection sensors for detection, ensuring that the plasma spray gun uses another effective way of triggering the detection point when moving with the vertical moving platform, and can also effectively ensure that the plasma spray gun will not touch the objects and be damaged during the forward movement process during the travel or operation process. Preferably, the present invention is also provided with a handrail structure 10 for pushing the carrier to move, so that the user can push the carrier to the working position on site.

[0032] The present invention uses a carrier to place a portable plasma spray gun on the carrier, and is equipped with a spray gun carrying mechanism, so that the user only needs to push the carrier to the product that needs to be cleaned, and can directly use the plasma spray gun mounted on the spray gun carrying mechanism to spray and clean the product. In this process, the present invention can achieve spray cleaning for product areas at different heights and different lateral positions without removing the plasma spray gun. It greatly simplifies the difficulty of individual plasma cleaning of large products, reduces the expenditure of manpower and material resources, and has greater market competitiveness.

[0033] The above description is only an illustrative embodiment of the present invention and is not intended to limit the scope of the present invention. Any equivalent changes and modifications made by any person skilled in the art without departing from the concept and principle of the present invention shall fall within the scope of protection of the present invention.

Claims

1. A plasma jet carrier device, characterized in that: It includes a carrier, a plasma power source, a plasma spray gun and a spray gun carrying mechanism. The carrier is provided with a carrier plate and a roller, the plasma power source is placed on the carrier plate, the spray gun carrying mechanism is installed on the front side of the carrier plate of the carrier, the plasma spray gun is mounted on the spray gun carrying mechanism, and the plasma spray gun is arranged toward the forward direction of the carrier; the plasma spray gun is connected to the plasma power source via a wire bundle, and a process gas source is installed on the plasma power source; the process gas source is connected to the electrode cavity of the plasma spray gun via a pipeline arranged in the wire bundle; The spray gun carrying mechanism is provided with a bottom lateral displacement mechanism, the lateral displacement mechanism is provided with a lateral moving platform, the lateral moving platform can move back and forth along the lateral track of the lateral displacement mechanism, a vertically arranged mounting rod is fixed above the lateral moving platform, the mounting rod is provided with a vertical displacement track, the displacement track is provided with a vertical moving platform, the vertical moving platform is limited on the vertical displacement track, and moves up and down back and forth; the plasma spray gun is fixed on the vertical moving platform; the spray gun carrying mechanism is provided with a forward anti-collision mechanism, the forward anti-collision mechanism is provided with a detection sensor in the forward direction and a retreat buffer mechanism that drives the plasma spray gun to dodge and move backward, the detection sensor is electrically connected to the control device arranged on the carrier, and the retreat buffer mechanism drives the plasma spray gun to move backward and reset forward.

2. The plasma jet carrier device according to claim 1, characterized in that: A lateral screw displacement device is provided on the lateral displacement mechanism, at least two track grooves for limiting the position on the lateral track and a screw hole for linkage displacement with the screw are provided below the lateral moving platform, one end of the screw of the lateral screw displacement device is connected to a screw drive motor on one side of the carrier plate, and the screw drive motor is electrically connected to the control device.

3. The plasma jet carrier device according to claim 2, characterized in that: A vertical driving mechanism for driving the vertical moving platform to move in a vertical direction is provided between the vertical moving platform and the displacement track, and the vertical driving mechanism is electrically connected to the control device.

4. The plasma jet carrier device according to claim 3, characterized in that: The retreat buffer mechanism is arranged between the vertical moving platform and the plasma spray gun, and includes a high-speed driving cylinder arranged on the vertical moving platform. The output rod of the high-speed driving cylinder is fixedly connected to the plasma spray gun. The retreat action is triggered according to the model of the detection sensor, and the plasma spray gun is quickly driven along the retreat direction of the carrier. After being driven to a set buffer distance, the plasma spray gun is returned to the original position of the vertical moving platform.

5. The plasma jet carrier device according to claim 4, characterized in that: The plasma spray gun is fixed on the driving rod via a bearing disk that can rotate up and down, and the plasma spray gun can rotate up and down along the vertical direction.

6. The plasma jet carrier device according to claim 5, characterized in that: The nozzle end of the plasma spray gun protrudes from the front end of the carrier by a first set distance. The vertical movable platform is provided with the detection sensors on the upper and lower sides of the plasma spray gun respectively. The detection sensors detect the second distance between the detection sensor and the obstacle in front. When the detected second distance is less than the set action distance value, the control device triggers the high-speed driving cylinder to move and push the plasma spray gun backwards so that it maintains a set minimum distance from the object in front. The second distance is greater than the sum of the minimum distance, the first set distance and the distance between the detection sensor and the front end of the carrier.

7. The plasma jet carrier device according to claim 6, characterized in that: The nozzle portion of the plasma spray gun is provided with a bendable steering rod portion.

8. The plasma jet carrier device according to claim 7, characterized in that: The horizontal moving platform is provided with a horizontal rotating connection structure, and the vertical displacement track can rotate around its vertical length direction through the rotation effect of the horizontal rotating connection structure, driving the plasma spray gun to rotate in the horizontal direction.

9. The plasma jet carrier device according to claim 5, characterized in that: A plurality of the detection sensors are arranged in sequence and at equal intervals on the outer side surface of the displacement track, and the outer side surface is a side surface facing the direction in which the vehicle moves forward; and a signal contact is provided at the position where each detection sensor is located, and when the vertical moving platform slides to cover the signal contact, an arrival signal is triggered, and two signal contacts with a third set distance therefrom are provided on the numerical moving platform, and the third set distance is greater than the distance between the signal contacts of the two detection sensors, and less than the sum of the distances between the signal contacts of the three detection sensors.

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