A compressor high speed gear shaft surface treatment apparatus and method

Abstract

The application discloses a compressor high-speed gear shaft surface treatment equipment and method, comprising a machine body, a surface groove is formed in the front surface of the machine body, a protective door is horizontally and slidingly connected in the surface groove, a plurality of conductive material walking wheels are rotatably installed on the bottom of the protective door and used for moving, a placing cavity is formed in one side of the protective door, and an intelligent connecting mechanism is arranged in the placing cavity, the intelligent connecting mechanism comprises a plug-in assembly which is horizontally arranged in the placing cavity, the plug-in assembly comprises a plug-in piece and an adjusting piece, and the plug-in piece is a two-section structure. The intelligent connecting mechanism can control the opening and closing of the device according to the opening and closing of the protective door, the device is stopped when the protective door is opened, and the device is started when the protective door is closed, so that the safety of the entire plasma is improved, safety accidents caused by accidental opening of the protective door are avoided, and the connecting mechanism is arranged in the protective door and does not occupy any operation space.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of gear shaft surface treatment, and particularly relates to a compressor high-speed gear shaft surface treatment equipment and method. BACKGROUND

[0002] A gear shaft refers to a mechanical part that supports a rotating part and rotates with the rotating part to transmit motion, torque or bending moment, and is widely used. The gear shaft is also used in the structure of a compressor. In order to ensure the normal use of the gear shaft in the compressor, the surface of the gear shaft needs to be treated during the machining of the gear shaft. Surface treatment is to form a surface layer on the surface of the gear shaft, which is different from the mechanical, physical and chemical properties of the base body, so as to meet the requirements of corrosion resistance, wear resistance, decoration or other special functions.

[0003] At present, the surface treatment equipment widely uses plasma equipment to machine the gear shaft. In the machining, the machining area needs to be completely separated to achieve the purpose of limiting the internal plasma, and the structure mainly used for protection is a protection door. However, in actual machining, when the protection door is not completely closed, it is easy to be accidentally opened in the later machining, thereby causing safety accidents. In addition, the harm caused by opening the protection door when the machining progress is not completed. Therefore, how to ensure the safety of the surface treatment equipment during machining is a problem to be solved at present. SUMMARY

[0004] The purpose of the present application is to provide a compressor high-speed gear shaft surface treatment equipment and method to solve the problem that the current surface treatment equipment does not detect the closing of the protection door and ensure the machining safety function.

[0005] To achieve the above purpose, the present application provides the following technical scheme: a compressor high-speed gear shaft surface treatment equipment, comprising a machine body, a face groove is formed on the front surface of the machine body, a protection door is horizontally slidably connected in the face groove, a plurality of electrically conductive material walking wheels are rotatably installed on the bottom of the protection door through a shaft for movement, a placing cavity is formed on one side of the protection door, and an intelligent connection mechanism is arranged in the placing cavity.

[0006] The plug-in assembly is horizontally arranged in the placing cavity and comprises a plug-in part and an adjusting part. The plug-in part is a two-segment structure, one segment of the plug-in part protrudes out of the placing cavity, and the adjusting part is arranged in the middle of the two segments of the plug-in part to play a role of elastic connection. When the elastic part is compressed later, it can rebound to achieve the purpose of stable connection. The inside of the machine body is also provided with a plasma treatment unit, and the power supply section of the plasma treatment unit is electrically connected with the plug-in assembly.

[0007] The energizing assembly is connected with the plug-in assembly at one end and connected with the walking wheel at the other end, and forms a moving contact, and the energizing assembly is electrically connected with an external power supply.

[0008] As a preferred technical solution in the application, the plug-in assembly comprises a metal connector, an insulating sleeve is sleeved on the end face of the metal connector protruding to the outside of the placement cavity to realize insulation treatment and avoid harm caused by accidental touching, and a metal column is further fixed in the placement cavity, a spring is sleeved between the metal column and the metal connector, the spring is pressed when the insulating sleeve is inserted into the connecting hole, and the spring can further adhere to the metal connector through rebounding, thereby realizing stable connection between the metal connector and the protruding ring, the spring is a copper member and can realize energizing, a connecting hole for inserting the insulating sleeve is formed in the side wall of the surface groove, a metal connector penetrating the insulating sleeve and electrically connected with the metal connector is fixed in the connecting hole, the metal connector is connected with the plasma processing machine set through an electric wire, and the plasma processing machine set can be energized when the metal connector and the metal connector are connected, thereby working, and conversely, the plasma processing machine set is de-energized when the metal connector and the metal connector are disconnected.

[0009] As a preferred technical solution in the application, the metal connector and the metal column are both fixed with a protruding ring, the protruding ring abuts against the end face of the spring, thereby limiting the spring and avoiding displacement of the spring.

[0010] As a preferred technical solution in the application, the energizing assembly comprises a metal frame mounted on the walking wheel shaft and a connecting electric wire wound on the metal frame, copper sheets are fixed at both ends of the connecting electric wire, the copper sheets are fixed on the metal frame and the metal column through bolts respectively, thereby realizing a current path, the energizing assembly further comprises a walking rail for sliding walking of the walking wheel, the walking rail is an insulating member, a metal strip is further fixed on the inner side of the walking rail in the direction of the outer surface of the machine body, the outer surface edge of the walking wheel is protruding and connected with the metal strip, and the end of the metal strip is connected with an external power supply through a flexible electric wire.

[0011] As a preferred technical solution in the application, the walking rail is further provided with a mounting frame mounted on the inner bottom end face of the surface groove.

[0012] As a preferred technical solution in the application, the side opening diameter of the placement cavity is equal to the outer diameter of the insulating sleeve, thereby limiting any object other than the insulating sleeve from entering and improving overall safety.

[0013] As a preferred technical solution in the application, the front surface bottom of the machine body is connected with an openable and closable access door through a hinge, a control box is further installed on the side of the machine body, and an audible and visual alarm is installed on the top of the control box.

[0014] The application also discloses a compressor high-speed gear shaft surface treatment method.

[0015] Step one: open the protection door, disconnect the circuit path between the metal connecting head and the metal head, and place the compressor high-speed gear shaft to be treated into the machine body;

[0016] Step two: when the protection door is closed, push the protection door until the metal connecting head and the metal head are inserted, at this time, the external current is transmitted to the walking wheel through the metal strip, and the walking wheel sequentially passes the current through the metal frame, the connecting wire, the metal column, the spring, the metal connecting head, the metal head and the plasma treatment unit;

[0017] Step three: set the machining program through the control box;

[0018] Step four: the plasma treatment unit in the machine body receives the instruction sent by the control box, and performs surface treatment and machining on the placed gear shaft, after the machining is completed, the protection door is opened, at this time, the circuit path between the connecting wire and the machine body is disconnected, and then the machined gear shaft is taken out;

[0019] Step five: complete the machining.

[0020] Compared with the prior art, the application has the beneficial effects that:

[0021] Through the designed intelligent connecting mechanism, the opening and closing of the device can be controlled according to the opening and closing of the protection door, the purpose that the device is stopped when the protection door is opened and the device is started when the protection door is closed is achieved, the safety of the whole plasma is improved, the safety accidents caused by accidental opening of the protection door are avoided, the connecting mechanism is in the protection door and does not occupy any operation space and will not be damaged in the machining, and the deficiencies of the existing plasma equipment in the machining are made up. DETAILED DESCRIPTION

[0022] Figure 1 is a structural schematic view of the application;

[0023] Figure 2 is a sectional view of the intelligent connecting mechanism of the application;

[0024] Figure 3 is an enlarged schematic view of the A area in the application; Figure 2

[0025] Figure 4 is a connecting sectional view of the walking wheel and the walking rail of the application.

[0026] In the drawings:

[0027] ​100, body; 100a, connecting hole; 101, protective door; 101a, placing cavity; 102, maintenance door; 103, connecting wire; 104, walking wheel; 105, mounting frame; 106, walking rail; 106a, metal strip; 107, metal frame; 108, metal joint;

[0028] 200, control box; 201, audible and visual alarm;

[0029] 300, metal joint; 301, insulating sleeve; 302, spring; 303, metal column; 304, protruding ring. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0031] Please refer to Figures 1 to 4 The present application provides a technical solution: a compressor high-speed gear shaft surface treatment equipment, comprising a body 100, the front surface of the body 100 is provided with a surface groove, a protective door 101 is horizontally and slidably connected in the surface groove, a plurality of walking wheels 104 made of conductive material are rotatably installed at the bottom of the protective door 101 for movement, a placing cavity 101a is formed on one side of the protective door 101, and an intelligent connecting mechanism is arranged in the placing cavity 101a, which comprises:

[0032] The plug-in assembly is horizontally arranged in the placing cavity 101a and comprises a plug-in part and an adjusting part, wherein the plug-in part is two-segment structure, one segment of the plug-in part protrudes out of the placing cavity 101a, and the adjusting part is arranged in the middle of the two-segment plug-in part and plays a role of elastic connection, so that it can rebound when the elastic part is compressed in the later stage, achieving the purpose of stable connection; a plasma treatment unit is further arranged in the body 100, and the power supply section of the plasma treatment unit is electrically connected with the plug-in assembly;

[0033] The power transmission assembly is connected with the plug-in assembly at one end and connected with the walking wheel 104 at the other end, and constitutes a moving contact, the power transmission assembly is electrically connected with an external power supply, the power supply is transmitted to the plug-in assembly through the power transmission assembly, when the protective door 101 drives the plug-in assembly to be connected with the body 100, the plasma treatment unit can be started, so that the surface treatment of the compressor gear shaft is completed, and when the protective door 101 is separated from the body 100, the surface treatment of the compressor gear shaft is stopped.

[0034] In the embodiment, the plug-in assembly includes a metal connector 300, the metal connector 300 is sleeved with an insulating sleeve 301 at the end face protruding to the outside of the placement cavity 101a, realizing insulation treatment, avoiding harm caused by accidental touch, the inside of the placement cavity 101a is also fixed with a metal column 303, the metal column 303 is sleeved with a spring 302 between the metal connector 300, when the insulating sleeve 301 is inserted into the connecting hole 100a, the spring 302 will be squeezed, at this time the spring 302 can be further attached to the metal connector 108 through rebounding, thereby realizing the stable connection between the metal connector 108 and the convex ring 304, the spring 302 is a copper material member, which can realize the function of power supply, the side wall of the surface groove is provided with a connecting hole 100a for inserting the insulating sleeve 301, the inside of the connecting hole 100a is fixed with a metal connector 108 penetrating the insulating sleeve 301 and electrically connected with the metal connector 300, the metal connector 108 is connected with the plasma processing machine set through the wire, when the metal connector 108 and the metal connector 300 are connected, the plasma processing machine set can be powered on, thereby working, on the contrary, when the metal connector 108 and the metal connector 300 are disconnected, the plasma processing machine set is powered off.

[0035] In the embodiment, the surface of the metal connector 300 and the metal column 303 is fixed with a convex ring 304, the convex ring 304 abuts against the end face of the spring 302, thereby limiting the spring 302 and avoiding the displacement of the spring 302.

[0036] In the embodiment, the power supply assembly includes a metal frame 107 installed on the shaft of the walking wheel 104, and a connecting wire 103 wound on the metal frame 107, both ends of the connecting wire 103 are fixed with copper sheets, the copper sheets are fixed on the metal frame 107 and the metal column 303 through bolts, thereby realizing the current path, the power supply assembly also includes a walking rail 106 for the sliding walking of the walking wheel 104, the walking rail 106 is an insulating material member, the inner side of the walking rail 106 towards the outer surface of the machine body 100 is also fixed with a metal strip 106a, the outer surface edge of the walking wheel 104 is convex and connected with the metal strip 106a, the end of the metal strip 106a is connected with the external power supply through a flexible wire, so that the metal strip 106a has current, and the current is transmitted to the metal column 303, the spring 302, the metal connector 300 and the metal connector 108 through the walking wheel 104, the metal frame 107 and the connecting wire 103, wherein the setting of the position of the metal strip 106a can avoid accidental touch of the staff.

[0037] In the embodiment, the outside of the walking rail 106 is also installed with a mounting frame 105, the mounting frame 105 is installed on the inner bottom end face of the surface groove.

[0038] In the embodiment, the side opening diameter of the placing cavity 101a is equal to the outer diameter of the insulating sleeve 301, so as to limit any object other than the insulating sleeve 301 from entering, and improve the overall safety.

[0039] In the embodiment, the front surface bottom of the machine body 100 is connected with an openable maintenance door 102 through a hinge, and a control box 200 is also installed on the side of the machine body 100, and an audible and visual alarm 201 is installed on the top of the control box 200, so as to send an alarm to the staff, and in use, the plasma processing unit inside the machine body 100 is controlled through the control box 200, so as to realize the surface treatment and processing of the gear shaft, wherein the plasma processing structure is the existing structure, and thus will not be further described here.

[0040] The application further discloses a surface treatment method for a high-speed gear shaft of a compressor.

[0041] Step one: open the protection door 101, disconnect the circuit path between the metal connecting head 300 and the metal joint 108, and place the compressor high-speed gear shaft to be processed into the machine body 100;

[0042] Step two: when the protection door 101 is closed, push the protection door 101 until the metal connecting head 300 is inserted into the metal joint 108, at this time, the external current is transmitted to the walking wheel 104 through the metal strip 106a, and the walking wheel 104 sequentially passes the current through the metal frame 107, the connecting wire 103, the metal column 303, the spring 302, the metal connecting head 300, the metal joint 108, and finally reaches the plasma processing unit;

[0043] Step three: set the processing program through the control box 200;

[0044] Step four: the plasma processing unit inside the machine body 100 receives the instruction sent by the control box 200, and performs surface treatment and processing on the placed gear shaft, after the processing is completed, the protection door 101 is opened, at this time, the circuit path between the connecting wire 103 and the machine body 100 is disconnected, and then the processed gear shaft is taken out;

[0045] Step five: complete the processing.

[0046] Although the embodiments of the application have been shown and described in detail (see the foregoing detailed description), it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the application, and the scope of the application is defined by the appended claims and their equivalents.

Claims

1. A surface treatment device for a high-speed gear shaft of a compressor, comprising a body (100), wherein a groove is formed on the front surface of the body (100), and a protective door (101) is horizontally slidably connected within the groove; and a plurality of conductive wheels (104) are rotatably mounted on the bottom of the protective door (101) via a shaft, characterized in that: A placement cavity (101a) is provided on one side of the protective door (101), and an intelligent connection mechanism is provided inside the placement cavity (101a). The intelligent connection mechanism includes: A plug-in assembly is horizontally disposed inside the placement cavity (101a). The plug-in assembly includes a plug and an adjusting member. The plug has a two-section structure, with one section protruding outside the placement cavity (101a). The adjusting member is disposed in the middle of the two sections of the plug. A plasma processing unit is also disposed inside the body (100). The power supply section of the plasma processing unit is electrically connected to the plug-in assembly. The energized component has one end connected to the plug-in component and the other end connected to the walking wheel (104), forming a moving contact. The energized component is electrically connected to an external power source. The plug-in assembly includes a metal connector (300), an insulating sleeve (301) is fitted on the end face of the metal connector (300) protruding outside the placement cavity (101a), a metal column (303) is fixed inside the placement cavity (101a), a spring (302) is fitted between the metal column (303) and the metal connector (300), the spring (302) is a copper component, a connection hole (100a) is opened on the side wall of the groove for the insertion of the insulating sleeve (301), a metal connector (108) is fixed inside the connection hole (100a) that penetrates the insulating sleeve (301) and is electrically connected to the metal connector (300), the metal connector (108) is connected to the plasma treatment unit through a wire; Both the metal connector (300) and the metal post (303) have a protruding ring (304) fixed on their surfaces, and the protruding ring (304) abuts against the end face of the spring (302); The power supply assembly includes a metal frame (107) mounted on the axle of the walking wheel (104) and a connecting wire (103) wound around the metal frame (107). Copper plates are fixed at both ends of the connecting wire (103), and the copper plates are fixed to the metal frame (107) and the metal column (303) respectively by bolts. The power supply assembly also includes a walking rail (106) for the walking wheel (104) to slide. The walking rail (106) is an insulating material component. A metal strip (106a) is fixed on the inner side of the walking rail (106) facing the outer surface of the machine body (100). The outer surface edge of the walking wheel (104) is raised and connected to the metal strip (106a). The end of the metal strip (106a) is connected to an external power source through a flexible wire. The outside of the walking rail (106) is also equipped with an installation frame (105), which is installed on the inner bottom surface of the groove. The side opening diameter of the placement cavity (101a) is equal to the outer diameter of the insulating sleeve (301); The bottom of the front surface of the body (100) is connected by a hinge to an openable and closable maintenance door (102). A control box (200) is also installed on the side of the body (100), and an audible and visual alarm (201) is installed on the top of the control box (200).

2. A surface treatment method for a high-speed gear shaft of a compressor, comprising the surface treatment equipment described in claim 1, characterized in that: The specific steps are as follows: Step 1: Open the protective door (101), disconnect the circuit between the metal connector (300) and the metal joint (108), and put the compressor high-speed gear shaft to be processed into the machine body (100); Step 2: When the protective door (101) is closed, push the protective door (101) until the metal connector (300) is plugged into the metal joint (108). At this time, the external current is transmitted to the walking wheel (104) through the metal strip (106a). The walking wheel (104) transmits the current through the metal frame (107), the connecting wire (103), the metal column (303), the spring (302), the metal connector (300), and the metal joint (108) until it reaches the plasma processing unit. Step 3: Set the machining program via the control box (200); Step 4: The plasma processing unit inside the machine body (100) receives the instruction from the control box (200) and performs surface treatment on the placed gear shaft. After the processing is completed, the protective door (101) is opened. At this time, the circuit between the connecting wire (103) and the machine body (100) is disconnected. Then the processed gear shaft is taken out. Step 5: Complete the processing.

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