Screw pump rotor surface DLC coating device

Abstract

The utility model provides a screw pump rotor surface DLC (Diamond Like Carbon) coating device, which relates to the technical field of DLC coating and comprises a clamping mechanism, a heating mechanism is fixedly inserted into the inner surface wall of the clamping mechanism, the clamping mechanism comprises a coating machine body, a group of first eyelets are formed in the bottom of the inner wall of the coating machine body, a round hole is formed in the bottom of the inner wall of the coating machine body, and the first eyelets are arranged in the round hole. And one side of the outer wall of the coating machine body is fixedly connected with a fixed plate. According to the utility model, under the cooperation of the clamping mechanism, the top of the fixing block is provided with a second hole, a second bearing is installed, then the clamping block is installed in the second bearing, the lifting plate is driven by the first cylinder, and the cylindrical block at the bottom of the lifting plate and the rotor body are clamped and fixed and are driven by the first motor. And the rotor can rotate in the machining and coating process, coating is more uniform, the production quality of the rotor is improved, operation and taking are convenient, and safety is high.

Description

Technical Field

[0001] The utility model relates to the technical field of DLC coating, in particular to a DLC coating device for the surface of a screw pump rotor. Background Art

[0002] The screw pump rotor is an important component of the screw pump. Its shape is usually cylindrical, with a hollow screw in the middle and spiral protrusions on the surface. The DLC coating device on the surface of the screw pump rotor can improve the wear resistance, corrosion resistance and service life of the rotor.

[0003] However, in the prior art, when the surface of the screw pump rotor is coated, the rotor is usually placed inside the equipment instead of being clamped and fixed, which results in uneven coating on the rotor surface and affects the quality of the rotor coating. Utility Model Content

[0004] The utility model aims to solve the problem that when existing equipment is in use, the rotor is mostly placed inside the equipment instead of being clamped and fixed, resulting in uneven coating on the rotor surface and affecting the quality of the rotor coating. A DLC coating device for the surface of a screw pump rotor is proposed.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a DLC coating device for the surface of a screw pump rotor, comprising a clamping mechanism, wherein a heating mechanism is fixedly inserted into the inner surface wall of the clamping mechanism;

[0006] The clamping mechanism includes a coating body, a group of first holes are opened at the bottom of the inner wall of the coating body, a circular hole is opened at the bottom of the inner wall of the coating body, a fixing plate is fixedly connected to one side of the outer wall of the coating body, a controller is arranged on one side of the outer wall of the fixing plate, a first motor is fixedly connected to the bottom of the inner wall of the coating body, a first bearing is fixedly embedded in the inner surface wall of the circular hole, a chassis is fixedly inserted in the inner surface wall of the first bearing, two sliding blocks are slidably connected to the inner surface wall of the chassis, a fixed block is fixedly connected to the top of the two sliding blocks, a group of second holes are opened at the top of the fixed block, a group of second holes are fixedly embedded in the inner surface walls of the second holes, and a group of second bearings are fixedly inserted in the inner surface walls of the second bearings.

[0007] Preferably, the tops of a group of the clamping blocks are movably connected to the rotor body, the tops of the fixed blocks are fixedly connected to the fixing rods, the tops of the fixing rods are fixedly connected to the top plates, and the tops of the top plates are fixedly connected to the two first cylinders.

[0008] Preferably, a lifting plate is fixedly connected to the bottom of the two first cylinders, a first groove is formed on the top of the lifting plate, and an outer wall of the fixing rod is movably inserted into the first groove.

[0009] Preferably, a group of columnar blocks are fixedly connected to the bottom of the lifting plate, and the bottom of a group of columnar blocks is movably connected to the top of a group of rotor bodies, two second slots are opened on the top of the top plate, and the outer walls of the two first cylinders are movably inserted into the two second slots, and a group of holes are opened on the top of the inner wall of the coating body.

[0010] Preferably, the heating mechanism comprises two groups of second motors, the output ends of the two groups of second motors are fixedly connected with threaded rods, and the outer walls of the two groups of threaded rods are fixedly sleeved with third bearings.

[0011] Preferably, the outer walls of the two groups of threaded rods are threadedly connected with movable plates, one side of the outer walls of the two groups of movable plates are fixedly connected with heating blocks, and the outer walls of the two groups of threaded rods are fixedly sleeved with fourth bearings.

[0012] Preferably, the inner surface walls of a group of the first holes are fixedly connected to the outer surface walls of two groups of the third bearings, and the inner surface walls of a group of the holes are fixedly connected to the outer surface walls of two groups of the fourth bearings.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] 1. In the utility model, with the cooperation of the clamping mechanism, a second hole is opened on the top of the fixed block and a second bearing is installed. Then, the clamping block is installed inside the second bearing. The lifting plate is driven by the first cylinder, and the columnar block at the bottom of the lifting plate is clamped and fixed to the rotor body and driven by the first motor, so that the rotor can rotate during the coating process, so that the coating is more uniform, the production quality of the rotor is improved, the operation is convenient, the picking is convenient, and the safety is high.

[0015] 2. In the utility model, a second motor is used to drive the threaded rod to rotate with the cooperation of the heating mechanism, and the moving block is threadedly connected to the outer wall of the threaded rod, so that mechanical lifting movement can be performed. The heating block on the outer wall side of the moving block can perform lifting high-temperature treatment on the screw pump rotor to improve the bonding strength and hardness of the film layer. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model provides a front view of a DLC coating device on the surface of a screw pump rotor;

[0017] Figure 2 This is a disassembled diagram of the clamping mechanism of a DLC coating device on the surface of a screw pump rotor proposed in the utility model;

[0018] Figure 3 This is a bottom-up split diagram of a clamping mechanism of a DLC coating device on the surface of a screw pump rotor proposed in the utility model;

[0019] Figure 4 The utility model provides a disassembled diagram of the heating mechanism of a DLC coating device on the surface of a screw pump rotor.

[0020] Legend:

[0021] 1. Clamping mechanism; 101. Coating body; 102. First eyelet; 103. Circular hole; 104. Fixing plate; 105. Controller; 106. First motor; 107. First bearing; 108. Chassis; 109. Sliding block; 110. Fixing block; 111. Second eyelet; 112. Second bearing; 113. Clamping block; 114. Rotor body; 115. Fixing rod; 116. Top plate; 117. First cylinder; 118. Lifting plate; 119. First slot; 120. Columnar block; 121. Second slot; 122. Hole;

[0022] 2. Heating mechanism; 201. Second motor; 202. Threaded rod; 203. Third bearing; 204. Moving plate; 205. Heating block; 206. Fourth bearing. DETAILED DESCRIPTION

[0023] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0024] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0025] Embodiment 1, as Figure 1-Figure 4 As shown, the utility model provides a DLC coating device for the surface of a screw pump rotor, comprising a clamping mechanism 1, and a heating mechanism 2 is fixedly inserted into the inner surface wall of the clamping mechanism 1;

[0026] The clamping mechanism 1 includes a coating body 101, a group of first holes 102 are opened at the bottom of the inner wall of the coating body 101, a circular hole 103 is opened at the bottom of the inner wall of the coating body 101, a fixing plate 104 is fixedly connected to one side of the outer wall of the coating body 101, a controller 105 is arranged on one side of the outer wall of the fixing plate 104, a first motor 106 is fixedly connected to the bottom of the inner wall of the coating body 101, a first bearing 107 is fixedly embedded in the inner surface wall of the circular hole 103, a chassis 108 is fixedly inserted in the inner surface wall of the first bearing 107, two sliding blocks 109 are slidably connected to the inner surface wall of the chassis 108, a fixing block 110 is fixedly connected to the top of the two sliding blocks 109, a group of second holes 111 are opened at the top of the fixing block 110, a group of second holes 111 are fixedly embedded in the inner surface walls of the second bearings 112, and a group of second bearings 112 are fixedly inserted in the inner surface walls Block 113, a group of clamping blocks 113 are movably connected to the top of a rotor body 114, a fixing rod 115 is fixedly connected to the top of the fixing block 110, a top plate 116 is fixedly connected to two first cylinders 117 on the top of the top plate 116, a lifting plate 118 is fixedly connected to the bottom of the two first cylinders 117, a first slot 119 is provided on the top of the lifting plate 118, and the outer wall of the fixing rod 115 is movably inserted in the first slot 119, a group of columnar blocks 120 is fixedly connected to the bottom of the lifting plate 118, and the bottom of a group of columnar blocks 120 is movably connected to the top of a group of rotor bodies 114, two second slots 121 are provided on the top of the top plate 116, and the outer walls of the two first cylinders 117 are movably inserted in the two second slots 121, and a group of holes 122 is provided on the top of the inner wall of the coating body 101.

[0027] The effect achieved by the entire embodiment 1 is that a first hole 102 is opened at the bottom of the inner wall of the coating body 101, which can facilitate the installation and fixation of the equipment, a circular hole 103 is opened at the bottom of the inner wall of the coating body 101, and the first bearing 107 is installed and fixed. A fixing plate 104 is connected to one side of the outer wall of the coating body 101, and a controller 105 is installed on one side of the outer wall of the fixing plate 104, which is convenient for operating and controlling the equipment. A first motor 106 is connected to the bottom of the inner wall of the coating body 101, which can drive the chassis 108 to rotate, so that the rotor coating is more uniform, and a sliding block 109 is slidably connected to the inner surface wall of the chassis 108, which can In order to facilitate the removal of the rotor body 114 after coating and improve the overall safety and flexibility of the equipment, a second hole 111 is opened on the top of the fixing block 110, so that the second bearing 112 can be installed inside the second hole 111, and a clamping block 113 is installed inside the second bearing 112 to facilitate clamping and fixing the rotor body 114. The fixing block 110 and the top plate 116 are connected and fixed by a fixing rod 115, and a first cylinder 117 is installed on the top of the top plate 116, so that the lifting plate 118 can be driven. A columnar block 120 is connected to the bottom of the lifting plate 118 to facilitate clamping and fixing the rotor body 114.

[0028] Embodiment 2, as Figure 2-Figure 4 As shown, the heating mechanism 2 includes two groups of second motors 201, the output ends of the two groups of second motors 201 are fixedly connected with threaded rods 202, the outer walls of the two groups of threaded rods 202 are fixedly sleeved with third bearings 203, the outer walls of the two groups of threaded rods 202 are threadedly connected with moving plates 204, one side of the outer walls of the two groups of moving plates 204 are fixedly connected with heating blocks 205, the outer walls of the two groups of threaded rods 202 are fixedly sleeved with fourth bearings 206, the inner walls of a group of first holes 102 are fixedly connected to the outer walls of the two groups of third bearings 203, and the inner walls of a group of holes 122 are fixedly connected to the outer walls of the two groups of fourth bearings 206.

[0029] The effect achieved by the entire embodiment 2 is that the threaded rod 202 is fixedly connected to the output end of the second motor 201, which can drive the threaded rod 202 to rotate. Secondly, the movable plate 204 is threadedly connected to the outer wall of the threaded rod 202, and the movable plate 204 can be moved up and down by the drive of the second motor 201. A heating block 205 is installed on one side of the outer wall of the movable plate 204, which can facilitate heating the outside of the rotor body 114 after coating to improve the bonding strength and hardness of the film layer.

[0030] Working principle: First, the operator uses a tool to take out the equipment where the rotor is placed. Since the bottom of the fixed block 110 is connected to the sliding block 109, the sliding block 109 and the chassis 108 are slidably connected, which is convenient for taking out the device. However, the rotor body 114 can also be first clamped inside the clamping block 113, and the chassis 108 is manually turned to rotate to clamp the rotor body 114. If the rotor body 114 wants to be fixed, the lifting plate 118 is driven to rise and fall by the first cylinder 117. A columnar block 120 is installed at the bottom of the lifting plate 118. Since the lifting plate 118 is pressed downward, the rotor body 114 is clamped, and the first motor 106 can drive the rotor body 114 to rotate. Secondly, the equipment is closed and the rotor body 114 is coated. After the coating is completed, the screw pump rotor is subjected to high-temperature treatment to improve the bonding strength and hardness of the film layer. In order to make the high-temperature treatment more uniform, the threaded rod 202 drives the heating block 205 on one side of the outer wall of the movable plate 204 to move up and down, thereby subjecting the rotor to high-temperature treatment.

[0031] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A DLC coating device for a screw pump rotor surface, comprising a clamping mechanism (1), characterized in that: A heating mechanism (2) is fixedly inserted into the inner surface wall of the clamping mechanism (1); The clamping mechanism (1) comprises a coating body (101), a group of first holes (102) are provided at the bottom of the inner wall of the coating body (101), a circular hole (103) is provided at the bottom of the inner wall of the coating body (101), a fixing plate (104) is fixedly connected to one side of the outer wall of the coating body (101), a controller (105) is provided on one side of the outer wall of the fixing plate (104), a first motor (106) is fixedly connected to the bottom of the inner wall of the coating body (101), and a motor (106) is fixedly embedded in the inner surface wall of the circular hole (103). A first bearing (107), wherein a chassis (108) is fixedly inserted into the inner surface wall of the first bearing (107), wherein two sliding blocks (109) are slidably connected to the inner surface wall of the chassis (108), wherein the tops of the two sliding blocks (109) are fixedly connected to a fixed block (110), wherein a group of second holes (111) are opened at the top of the fixed block (110), wherein the inner surface walls of a group of the second holes (111) are all fixedly embedded with second bearings (112), and wherein a clamping block (113) is fixedly inserted into the inner surface walls of a group of the second bearings (112).

2. A DLC coating device for a screw pump rotor surface according to claim 1, characterized in that: The tops of a group of the clamping blocks (113) are movably connected to the rotor body (114), the top of the fixing block (110) is fixedly connected to a fixing rod (115), the top of the fixing rod (115) is fixedly connected to a top plate (116), and the top of the top plate (116) is fixedly connected to two first cylinders (117).

3. The DLC coating device for the surface of a screw pump rotor according to claim 2, characterized in that: The bottoms of the two first cylinders (117) are fixedly connected with a lifting plate (118), the top of the lifting plate (118) is provided with a first slot (119), and the outer wall of the fixing rod (115) is movably inserted into the inside of the first slot (119).

4. The DLC coating device for the surface of a screw pump rotor according to claim 3, characterized in that: A group of columnar blocks (120) are fixedly connected to the bottom of the lifting plate (118), and the bottom of the group of columnar blocks (120) is movably connected to the top of a group of rotor bodies (114). Two second grooves (121) are opened on the top of the top plate (116), and the outer walls of the two first cylinders (117) are movably inserted into the two second grooves (121). A group of holes (122) are opened on the top of the inner wall of the coating body (101).

5. The DLC coating device for the surface of a screw pump rotor according to claim 4, characterized in that: The heating mechanism (2) comprises two groups of second motors (201), the output ends of the two groups of second motors (201) are fixedly connected to threaded rods (202), and the outer walls of the two groups of threaded rods (202) are fixedly sleeved with third bearings (203).

6. The DLC coating device for the surface of a screw pump rotor according to claim 5, characterized in that: The outer walls of the two groups of threaded rods (202) are both threadedly connected to a movable plate (204), one side of the outer walls of the two groups of movable plates (204) is fixedly connected to a heating block (205), and the outer walls of the two groups of threaded rods (202) are both fixedly sleeved with a fourth bearing (206).

7. The DLC coating device for the surface of a screw pump rotor according to claim 6, characterized in that: The inner wall of one group of the first holes (102) is fixedly connected to the outer wall of two groups of the third bearings (203), and the inner wall of one group of the holes (122) is fixedly connected to the outer wall of two groups of the fourth bearings (206).

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