Resistor disc multi-surface efficient spraying device

Abstract

The utility model relates to the technical field of resistor disc spraying, in particular to a resistor disc multi-face efficient spraying device which comprises an efficient paint spraying mechanism, the efficient paint spraying mechanism comprises a paint spraying box body, an L-shaped support, a thrust oil cylinder, a push rod, a positioning frame, an electric spraying gun and a clamping assembly, and the thrust oil cylinder is in threaded connection to the outer side of the paint spraying box body; one end of the push rod is fixedly connected with the piston end of the thrust oil cylinder, the L-shaped support is fixedly connected to the outer side of the push rod, the positioning frame is rotationally connected to the outer side of the L-shaped support, the electric spray gun is fixedly connected to the surface of the positioning frame, and the clamping assembly is rotationally connected to one side of the paint spraying box. A stepping motor on the outer side is electrically started, a driving shaft drives a rotating table to keep a vertical state, a thrust cylinder controls an L-shaped support to move back and forth, and the single-face paint spraying effect of multiple sets of piezoresistor discs is achieved through an electric spray gun; the driving motor is electrically started, the positioning frame is turned over by 180 degrees by adjusting the speed in advance, and the comprehensive paint spraying effect of the device is achieved in cooperation with the thrust oil cylinder.

Description

Technical Field

[0001] The present application relates to the field of resistor film spraying technology, and in particular to a resistor film multi-surface high-efficiency spraying device. Background Art

[0002] At present, the resistor material of varistors is semiconductor, so it is a type of semiconductor resistor. According to different purposes of use, varistors can be divided into protective varistors and circuit function varistors. In the production of varistors, it is necessary to process glaze on the surface of the resistor. The glaze is mostly diluted with benzene solvents and applied to the surface of the resistor by a roller coater and then baked in an oven to form a glaze.

[0003] After searching the publication number: CN216910725U, a conveying type varistor spraying device is disclosed, in which the pins of the varistor are inserted into the corresponding semicircular grooves for fixing, and then the sliding plate is pushed by the handle to convey the varistor into the spray box. At the same time, the box door closes the spray box with the cooperation of the ramp plate and its own gravity, and then the threaded rod is driven by the driving motor to move, and the threaded rod rotates to drive the T-block to move, and the movement of the T-block drives the spray gun to move, and at the same time, the electrostatic sprayer conveys the spray material to the spray gun to spray the varistor.

[0004] With respect to the above-mentioned related technologies, the inventor believes that there are the following technical defects that need to be improved:

[0005] The threaded rod of this device is always located in the spray box. During operation, it is inevitable that the paint will adhere to the tooth surface of the threaded rod, thereby reducing the transmission efficiency. The pin ends of the varistor are clamped by springs, and the nozzle of the spray gun is obliquely facing the spring, so that part of the paint will be wrapped around the spring. Long-term use will reduce the clamping effect. Utility Model Content

[0006] The present application provides a multi-surface high-efficiency spraying device for a resistor sheet to improve the following technical problems:

[0007] The pin ends of traditional varistors are clamped by springs, and the nozzle of the spray gun is diagonally facing the spring, so that part of the paint will be wrapped around the spring. Long-term use will reduce the clamping effect, thereby affecting the quality of the finished product after painting.

[0008] The present application provides a multi-surface high-efficiency spraying device for a resistor sheet, which adopts the following technical solution:

[0009] A multi-surface high-efficiency spraying device for a resistor sheet comprises a high-efficiency spraying mechanism, wherein the high-efficiency spraying mechanism comprises a spraying paint box, an L-shaped bracket, a propulsion cylinder, a push rod, a positioning frame, an electric spray gun and a clamping assembly, wherein the propulsion cylinder is threadedly connected to the outside of the spraying paint box, one end of the push rod is fixedly connected to the piston end of the propulsion cylinder, the L-shaped bracket is fixedly connected to the outside of the push rod, the positioning frame is rotatably connected to the outside of the L-shaped bracket, the electric spray gun is fixedly connected to the surface of the positioning frame, and the clamping assembly is rotatably connected to one side of the spraying paint box.

[0010] In an achievable technical solution of the present application, the clamping assembly includes a rotating table, a limit frame, a clamping plate and a handle screw. The top of the rotating table is fixedly connected to the surface of the limit frame, the clamping plate is slidably connected to the inner side of the limit frame, and the outer side of the handle screw is rotatably connected to one side surface of the clamping plate.

[0011] In a feasible technical solution of the present application, a plurality of groups of notches with equal inner diameters are provided inside the splint.

[0012] In an achievable technical solution of the present application, a stepper motor and a drive shaft are also provided on one side of the turntable, the motor shaft of the stepper motor is fixedly connected to one end of the drive shaft via a coupling, and the drive shaft passes through one side of the turntable and is rotatably connected to the inner side of the paint spray box.

[0013] In an achievable technical solution of the present application, a material storage tank, a metering pump and a connecting hose are also provided on the top of the paint spray box, the input end of the metering pump is fixedly connected to the discharge end of the material storage tank, and the bottom of the connecting hose is fixedly connected to the feed end of the electric spray gun.

[0014] In an achievable technical solution of the present application, a driving motor, a transmission shaft and a conveyor belt are also provided on the inner side of the L-shaped bracket, the driving motor is threadedly connected to the surface of the L-shaped bracket, the transmission shaft is rotatably connected to one side of the L-shaped bracket, and the inner side of the conveyor belt is tightly fitted with the outer wall surface of the transmission shaft.

[0015] In a feasible technical solution of the present application, the clamping plates are provided in a plurality of groups, and the plurality of groups of the clamping plates are arranged at equal intervals in the middle of the rotating table.

[0016] In summary, the present application includes at least one of the following beneficial technical effects:

[0017] 1. When the device is in use, the electric start stepper motor keeps the rotating table in a horizontal position. The staff embeds the pin end of the varistor into the notch of the clamping plate. After placing multiple groups of varistor sheets, the outer handle screw is rotated, and its inner rod pushes the clamping plate on the other side along the limit frame to approach the resistor sheet. The varistor sheet is firmly clamped by the two groups of clamping plates. After the clamping is completed, the outer stepper motor is started through the control end, and the rotating table is driven to rotate to the vertical position through the drive shaft. At this moment, the nozzle end of the electric spray gun is facing the spray paint surface of the varistor sheet, so that no paint will be sprayed on the handle screw when the device is spraying paint, thereby ensuring the stability of the clamping;

[0018] 2. Before painting, pour the paint into the storage tank, and continuously feed the electric spray gun through the metering pump. During the painting process, the propulsion cylinder on the outside of the paint spray box is started through the control end, and its piston end pushes the push rod, and the push rod pushes the L-shaped bracket and the outer positioning frame to move horizontally. The soft connecting hose achieves a synchronous displacement compensation effect during the movement of the positioning frame, thereby ensuring the single-sided painting effect of multiple groups of varistors; when spraying paint on the back side, the drive motor on the inside of the L-shaped bracket is electrically started. Under the belt transportation of the conveyor belt, its motor shaft drives the transmission shaft to rotate through the coupling, and the outer transmission shaft drives the positioning frame to rotate 180°, so that the nozzle end of the electric spray gun is facing the back of the varistor, and cooperates with the propulsion cylinder to achieve a comprehensive painting effect of this device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 It is a schematic diagram of the structure of the multi-surface high-efficiency spraying device for a resistor sheet according to an embodiment of the present application.

[0021] Figure 2 It is a schematic diagram of the structure of the clamping assembly of an embodiment of the present application.

[0022] Figure 3 This is a diagram showing the rotation effect of the rotating table according to the embodiment of the present application.

[0023] Figure 4 It is an enlarged view of the notch distribution in the embodiment of the present application.

[0024] Figure 5 It is a schematic diagram of the structure of the back of the L-shaped bracket in the embodiment of the present application.

[0025] Description of reference numerals:

[0026] 1. High-efficiency paint spraying mechanism; 2. Notch; 3. Stepper motor; 4. Drive shaft; 5. Storage tank; 6. Metering pump; 7. Connecting hose; 8. Drive motor; 9. Transmission shaft; 10. Conveyor belt; 11. Paint spraying box; 12. L-shaped bracket; 13. Propelling cylinder; 14. Push rod; 15. Positioning frame; 16. Electric spray gun; 17. Clamping assembly; 171. Rotating table; 172. Limiting frame; 173. Clamp; 174. Handle screw. DETAILED DESCRIPTION

[0027] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0028] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0029] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0030] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0031] The following is combined with Figure 1-5 This application is described in further detail.

[0032] The present application embodiment discloses a multi-surface high-efficiency spraying device for a resistor sheet. Figures 1 to 5The multi-sided high-efficiency spraying device for a resistor sheet includes a high-efficiency paint spraying mechanism 1, which includes a paint spraying box 11, an L-shaped bracket 12, a propulsion cylinder 13, a push rod 14, a positioning frame 15, an electric spray gun 16 and a clamping assembly 17. The propulsion cylinder 13 is threadedly connected to the outside of the paint spraying box 11, one end of the push rod 14 is fixedly connected to the piston end of the propulsion cylinder 13, the L-shaped bracket 12 is fixedly connected to the outside of the push rod 14, the positioning frame 15 is rotatably connected to the outside of the L-shaped bracket 12, the electric spray gun 16 is fixedly connected to the surface of the positioning frame 15, and the clamping assembly 17 is rotatably connected to one side of the paint spraying box 11.

[0033] The clamping assembly 17 includes a rotating table 171, a limiting frame 172, a clamping plate 173 and a handle screw 174. The top of the rotating table 171 is fixedly connected to the surface of the limiting frame 172, the clamping plate 173 is slidably connected to the inner side of the limiting frame 172, and the outer side of the handle screw 174 is rotatably connected to one side surface of the clamping plate 173.

[0034] The interior of the clamping plate 173 is also provided with a plurality of groups of notches 2 with equal inner diameters.

[0035] A stepper motor 3 and a drive shaft 4 are also provided on one side of the rotating table 171 . The motor shaft of the stepper motor 3 is fixedly connected to one end of the drive shaft 4 through a coupling. The drive shaft 4 passes through one side of the rotating table 171 and is rotatably connected to the inner side of the paint spray box 11 .

[0036] A material storage tank 5, a metering pump 6 and a connecting hose 7 are also provided on the top of the paint spray box 11. The input end of the metering pump 6 is fixedly connected to the discharge end of the material storage tank 5, and the bottom of the connecting hose 7 is fixedly connected to the feed end of the electric spray gun 16.

[0037] A driving motor 8, a transmission shaft 9 and a conveyor belt 10 are also provided on the inner side of the L-shaped bracket 12. The driving motor 8 is threadedly connected to the surface of the L-shaped bracket 12, and the transmission shaft 9 is rotatably connected to one side of the L-shaped bracket 12. The inner side of the conveyor belt 10 is tightly fitted with the outer wall surface of the transmission shaft 9.

[0038] The clamping plates 173 are provided in a plurality of groups, and the plurality of groups of clamping plates 173 are arranged at equal intervals in the middle of the rotating platform 171 .

[0039] The use process of the resistor sheet multi-surface high-efficiency spraying device of the embodiment of the present application is roughly as follows:

[0040] The paint is poured into the storage tank 5, the metering pump 6 is electrically started, and the paint is sent to the electric spray gun 16 along the connecting hose 7 for continuous feeding. The staff holds the varistor and puts its pin end into the notch 2 of the clamping plate 173, and then rotates the handle screw 174 to make the single-side clamping plate 173 gradually approach the other side clamping plate 173, thereby completing the stable clamping of the resistor; then, the outer stepper motor 3 is electrically started, and the rotating table 171 is driven by the driving shaft 4 to maintain a vertical state. The paint spraying surface of the varistor is vertically distributed with the nozzle end of the electric spray gun 16, and the propulsion cylinder 13 controls the L-shaped bracket 12 to move back and forth, and the single-sided spraying effect of multiple groups of varistor sheets is completed by the electric spray gun 16; when spraying the reverse side, the drive motor 8 is electrically started, and the positioning frame 15 is turned 180° by pre-speed adjustment, and the nozzle end of the electric spray gun 16 is facing the back of the varistor, and the full spraying effect of the device is achieved in cooperation with the propulsion cylinder 13.

[0041] The beneficial technical effects of the multi-surface efficient spraying device for resistor sheets in the embodiment of the present application are roughly as follows:

[0042] The electrically started stepper motor 3 keeps the rotating table 171 in a horizontal position, and the staff embeds the pin end of the varistor into the notch 2 of the clamping plate 173. After placing multiple groups of varistor sheets, the outer handle screw 174 is rotated, and its inner rod pushes the other side clamping plate 173 along the limit frame 172 to approach the resistor sheet, and the varistor sheet is firmly clamped by the two groups of clamping plates 173. After the clamping is completed, the outer stepper motor 3 is started through the control end, and the rotating table 171 is driven to rotate to the vertical position through the drive shaft 4. At this moment, the nozzle end of the electric spray gun 16 is facing the paint spraying surface of the varistor sheet, so that no paint will be sprayed on the handle screw 174 when the device is spraying paint, thereby ensuring the stability of the clamping; before spraying paint, pour the paint into the storage tank 5 and pass the metering pump 6 is used to continuously feed the electric spray gun 16. During the painting process, the propulsion cylinder 13 on the outside of the paint spray box 11 is started through the control end, and its piston end pushes the push rod 14, and the push rod 14 pushes the L-shaped bracket 12 and the outer positioning frame 15 to move horizontally. The soft connecting hose 7 realizes the synchronous displacement compensation effect during the movement of the positioning frame 15, thereby ensuring the single-sided painting effect of multiple groups of varistor sheets; when spraying paint on the back side, the drive motor 8 on the inside of the L-shaped bracket 12 is electrically started. Under the belt transportation of the conveyor belt 10, its motor shaft drives the transmission shaft 9 to rotate through the coupling, and the outer transmission shaft 9 drives the positioning frame 15 to rotate 180°, so that the nozzle end of the electric spray gun 16 is facing the back of the varistor sheet, and cooperates with the propulsion cylinder 13 to achieve the comprehensive painting effect of the device.

[0043] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the application should be included in the protection scope of the present application.

Claims

1. A multi-surface high-efficiency spraying device for resistor sheets, characterized in that: The invention comprises a high-efficiency paint spraying mechanism (1), wherein the high-efficiency paint spraying mechanism (1) comprises a paint spraying box (11), an L-shaped bracket (12), a propulsion cylinder (13), a push rod (14), a positioning frame (15), an electric spray gun (16) and a clamping assembly (17), wherein the propulsion cylinder (13) is threadedly connected to the outside of the paint spraying box (11), one end of the push rod (14) is fixedly connected to the piston end of the propulsion cylinder (13), the L-shaped bracket (12) is fixedly connected to the outside of the push rod (14), the positioning frame (15) is rotatably connected to the outside of the L-shaped bracket (12), the electric spray gun (16) is fixedly connected to the surface of the positioning frame (15), and the clamping assembly (17) is rotatably connected to one side of the paint spraying box (11).

2. The multi-surface high-efficiency spraying device for resistor sheets according to claim 1 is characterized in that: The clamping assembly (17) comprises a rotating table (171), a limiting frame (172), a clamping plate (173) and a handle screw (174); the top of the rotating table (171) is fixedly connected to the surface of the limiting frame (172); the clamping plate (173) is slidably connected to the inner side of the limiting frame (172); and the outer side of the handle screw (174) is rotationally connected to a side surface of the clamping plate (173).

3. The multi-surface high-efficiency spraying device for resistor sheets according to claim 2 is characterized in that: The interior of the clamping plate (173) is also provided with a plurality of groups of notches (2) with equal inner diameters.

4. The multi-surface high-efficiency spraying device for resistor sheets according to claim 2 is characterized in that: A stepper motor (3) and a drive shaft (4) are also provided on one side of the rotating table (171); the motor shaft of the stepper motor (3) is fixedly connected to one end of the drive shaft (4) via a coupling; the drive shaft (4) passes through the interior of one side of the rotating table (171) and is rotatably connected to the inner side of the paint spraying box (11).

5. The multi-surface high-efficiency spraying device for resistor sheets according to claim 4 is characterized in that: The top of the paint spray box (11) is also provided with a material storage tank (5), a metering pump (6) and a connecting hose (7); the input end of the metering pump (6) is fixedly connected to the discharge end of the material storage tank (5), and the bottom of the connecting hose (7) is fixedly connected to the feed end of the electric spray gun (16).

6. The multi-surface high-efficiency spraying device for resistor sheets according to claim 1, characterized in that: A driving motor (8), a transmission shaft (9) and a conveyor belt (10) are also arranged on the inner side of the L-shaped bracket (12); the driving motor (8) is threadedly connected to the surface of the L-shaped bracket (12); the transmission shaft (9) is rotatably connected to one side of the L-shaped bracket (12); and the inner side of the conveyor belt (10) is tightly fitted with the outer wall surface of the transmission shaft (9).

7. The multi-surface high-efficiency spraying device for resistor sheets according to claim 3 is characterized in that: The clamping plates (173) are provided in a plurality of groups, and the plurality of groups of clamping plates (173) are arranged at equal intervals in the middle of the rotating platform (171).

Images