CN219334661U - Spraying tool - Google Patents

Abstract

The utility model relates to a spraying tool which comprises a shell, a rotating rod, a clamping structure, a power device, a sliding box and a switch, wherein a guide hole is formed in the side wall of the shell; the rotating rod penetrates through the guide hole; the rotating rod comprises a body, a first sliding groove, a second sliding groove and a third sliding groove, wherein the first sliding groove and the second sliding groove are longitudinally arranged on the body, the third sliding groove is circumferentially arranged on the body, the boundary of the cross section of the third sliding groove is an involute, the starting point of the involute is connected with the first sliding groove, the ending point of the involute is connected with the second sliding groove, and one end, far away from the third sliding groove, of the second sliding groove is communicated with the first sliding groove; the clamping structure is arranged in the shell and is in sliding connection with the first chute or the second chute or the third chute; the power device is in driving connection with the rotating rod; the power device is arranged in the sliding box, the sliding box is elastically connected with the inner side wall of the shell, and the outer side wall of the sliding box is provided with a sliding block; the switch is in sliding contact with the sliding block and is arranged in the shell. The spraying tool is good in sealing performance.

Description

Spraying tool

Technical Field

The utility model relates to the technical field of spraying, in particular to a spraying tool.

Background

When a common spraying tool is used for installing or uninstalling a workpiece, a circuit is required to be disconnected firstly, then the installation or uninstalling operation is carried out, and the switch control of a circuit board is usually arranged outside the tool to carry out the switch operation. The spraying tool has the advantages that the part of the system circuit is not sealed, the spraying tool is easily affected by pollutants in the external environment in a high-risk working environment, the safety and the reliability of the spraying tool are reduced, and the service life of the spraying tool is influenced.

Disclosure of Invention

Based on the problem of circuit sealing of the spraying tool, the spraying tool is easy to control, efficient in work and convenient to operate.

A spray tool, the spray tool comprising:

the side wall of the shell is provided with a guide hole;

the rotating rod penetrates through the guide hole; the rotary rod comprises a body and a sliding connection part, the sliding connection part comprises a first chute, a second chute and a third chute, the first chute and the second chute are longitudinally arranged on the body, two ends of the first chute are communicated, the third chute is circumferentially arranged on the body, the boundary of the cross section of the third chute is an involute, the starting point of the involute is connected with the first chute, the end point of the involute is connected with the second chute, and one end, far away from the third chute, of the second chute is communicated with the first chute;

the clamping structure is arranged in the shell and is connected with the sliding connecting part;

the power device is in driving connection with the rotating rod;

the power device is arranged in the sliding box, the sliding box is elastically connected with the inner side wall of the shell, and a sliding block is arranged on the outer side wall of the sliding box;

the switch and the system circuit are arranged in the shell, and the switch is in sliding contact with the sliding block.

In one embodiment, the housing includes a first accommodating space, a second accommodating space and a third accommodating space, the rotating rod, the clamping structure and the sliding box are disposed in the first accommodating space, the switch is disposed in the second accommodating space, and the spraying tool further includes a system circuit portion disposed in the third accommodating space.

In one embodiment, the spraying tool further comprises a first elastic piece, one end of the first elastic piece is in butt joint with the sliding box, and the other end of the first elastic piece is connected with the inner side wall of the shell.

In one embodiment, the housing further comprises an end cover and a connecting column, wherein the connecting column is connected with the end cover, and the first elastic piece is sleeved on the connecting column and is abutted to the end cover.

In one embodiment, the clamping structure comprises a clamping block, a protruding block and a resetting piece, the protruding block is arranged on the clamping block, the protruding block is in sliding connection with the first sliding groove, the second sliding groove or the third sliding groove, one end of the resetting piece is in butt joint with one surface of the clamping block away from the protruding block, the other end of the resetting piece is in butt joint with the inner wall of the shell, and the resetting piece is a second elastic piece.

In one embodiment, an end of the first sliding groove, which is close to the sliding box, is provided with an inclined part inclined to the axis of the rotating rod.

In one embodiment, the switch is provided with a sliding contact surface, the sliding contact surface is an arc surface, the sliding block is a half cylinder, the outer circular surface of the half cylinder is in contact with the sliding contact surface, and the switch further comprises an electric connection part, wherein the electric connection part is used for connecting a system circuit.

In one embodiment, the power device is a motor, the motor comprises an output shaft, the spraying tool further comprises a transmission rod, the output shaft is connected with the transmission rod, the transmission rod is provided with a plug board, the rotating rod is provided with a butt joint groove, and the plug board is spliced with the butt joint groove.

In one embodiment, the spraying tool further comprises a bearing, and the bearing is sleeved on the output shaft and connected with the sliding box.

In one embodiment, the sliding box further comprises a limiting groove and a limiting plate, wherein the limiting groove is formed in the inner side wall of the sliding box, and the limiting plate is inserted into the limiting groove and is abutted to one end of the power device.

Above-mentioned spraying frock, rotary rod are used for loading the work piece that waits to spray, and during the use, install the work piece on the rotary rod earlier, and during the loading rotary rod, accomplish the butt joint with the guiding hole that the rotary rod inserted the casing, can realize the blind dress of rotary rod and work piece. The rotary rod is provided with a sliding connection part, and the clamping structure is arranged in the shell and can be in sliding connection with the first sliding groove, the second sliding groove and the third sliding groove of the sliding connection part. Specifically, when the rotary rod is installed, the rotary rod is pressed towards the inside of the shell through manual or mechanical control, the pressing direction is parallel or almost parallel to the axis of the rotary rod, one end of the rotary rod, which is positioned in the shell, is used for pressing the power device and the sliding box, the sliding box is elastically connected with the inner side wall of the shell, and the sliding box is continuously close to the inner side wall of the shell in the pressing direction in the pressing process. Meanwhile, the clamping structure slides into the first sliding groove from the end part of the first sliding groove of the rotating rod and gradually reaches the other end of the first sliding groove, the boundary of the cross section of the third sliding groove is an involute, the starting point of the involute is connected with the first sliding groove, the rotating rod is continuously pressed into the shell, and the clamping structure slides into the third sliding groove from the first sliding groove. The third spout sets up on the rotary rod body along circumference, and the terminal point and the second spout of involute are connected, and control power device drive rotary rod is rotated a week this moment, and the joint structure then slides to the terminal point from the starting point of the involute of third spout, reaches the tip position of second spout, and the rotary rod pivoted can accomplish the spraying work to work piece surface through outside spraying equipment simultaneously. After the spraying is finished, the pressing of the rotating rod is stopped, the force applied to the rotating rod is gradually released, the clamping structure slides in the second sliding groove until the clamping structure slides to the end, far away from the third sliding groove, of the second sliding groove, the end, far away from the third sliding groove, of the second sliding groove is communicated with the first sliding groove, the clamping structure can enter the first sliding groove through controlling the rotating rod to rotate a certain angle, at the moment, the rotating rod is pulled out of the shell until the clamping structure is separated from the first sliding groove, and unloading of the rotating rod and a workpiece is completed. The outer side wall of the sliding box is provided with a sliding block, the switch and the system circuit are arranged in the shell, the switch is in sliding contact with the sliding block, when the sliding box approaches to the inner side wall of the shell and the clamping structure slides into the third sliding groove, the sliding block of the sliding box slides from one side of the switch to the other side, the switch is started, and the system circuit part is started. When the clamping structure slides into the first sliding groove from the second sliding groove, and the rotating rod is pulled out, the sliding block of the sliding box slides to the original position on the switch, the switch is closed, the system circuit is disconnected, timely shutdown is realized when unloading is realized, and the circuit and equipment are protected, and electric power is saved. Above-mentioned spraying frock, system circuit seals in the casing, can avoid spraying, the invasion of pollutant in the operational environment to the system circuit when sandblast, improves the life of spraying frock. The circuit can be opened and disconnected when the rotary rod is loaded and unloaded, so that the machine is stopped in time, and the machine is simple to control, high in operation efficiency and good in sealing performance.

Drawings

FIG. 1 is a schematic diagram of a circuit control device according to an embodiment;

FIG. 2 is a schematic diagram of a part of a circuit control device according to an embodiment;

FIG. 3 is a top view of a circuit control device in an embodiment;

FIG. 4 is an exploded view of a circuit control device in one embodiment;

FIG. 5 is a schematic view of a first view structure of a rotary rod according to an embodiment;

FIG. 6 is a schematic cross-sectional view of a rotary lever in an embodiment;

FIG. 7 is a schematic view of a second view structure of a rotary rod according to an embodiment;

FIG. 8 is a schematic structural diagram of a clamping block according to an embodiment;

fig. 9 is a schematic diagram illustrating connection between the clamping structure and the rotating rod in an embodiment.

Reference numerals illustrate:

100. a housing; 200. a rotating rod; 300. a transmission rod; 400. a bearing; 500. a motor; 600. a first elastic member; 700. a clamping structure; 800. a slide box; 900. a switch;

110. a first accommodation space; 120. a second accommodation space; 130. a third accommodating space; 140. an end cap; 141. a connecting column; 150. a cover plate; 160. a first partition plate; 170. a second partition plate; 180. a guide hole;

210. a first chute; 220. a second chute; 230. a third chute; 240. a butt joint groove;

510. an output shaft;

710. a bump; 720. a reset member;

810. a limiting plate; 820. a limit groove; 830. a slide block;

910. a sliding contact surface; 920. an electrical connection.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Referring to fig. 1 to 6, a spraying tool according to an embodiment of the present utility model includes a housing 100, a rotating rod 200, a clamping structure 700, a power device, a sliding box 800, and a switch 900, wherein the rotating rod is used for installing a workpiece, and the rotating rod is controlled to rotate by a motor, so as to complete spraying work of an external spraying device on the workpiece. When the rotary rod 200 is used, a workpiece is firstly installed at one end of the rotary rod 200, and when the rotary rod 200 is loaded, the other end of the rotary rod 200 is inserted into the guide hole 180 of the shell 100 to complete butt joint, so that blind assembly of the rotary rod 200 and the workpiece is realized.

The rotating rod 200 is provided with a first chute 210, a second chute 220 or a third chute 230, and the clamping structure 700 is disposed in the housing 100 and can be slidably connected with the first chute 210, the second chute 220 and the third chute 230 of the rotating rod 200. Specifically, when the rotating rod 200 is installed, the rotating rod 200 is pressed by manual or mechanical control, the rotating rod 200 is pressed toward the inside of the housing 100, the pressing direction is parallel or almost parallel to the axis of the rotating rod 200, the rotating rod approaches to the direction of the power device, and under the guiding action of the guiding hole, one end of the rotating rod 200 located in the housing 100 is in butt joint with the power device, and the power device and the sliding box 800 are continuously pressed along with the pressing process. The sliding box 800 is elastically connected to the inner sidewall of the housing 100, so that the sliding box 800 is continuously adjacent to the inner sidewall of the housing 100 in the pressing direction during the pressing process. Meanwhile, the rotating rod body is longitudinally provided with a first sliding groove 210, two ends of the first sliding groove 210 are penetrated, when the rotating rod 200 is pressed, the clamping structure 700 slides into the first sliding groove 210 from the end part of the first sliding groove 210 and gradually reaches the other end of the first sliding groove 210, the boundary of the cross section of the third sliding groove 230 is an involute, the starting point of the involute is connected with the first sliding groove 210, the groove depth of the third sliding groove 230 is larger than that of the first sliding groove 210, the rotating rod 200 is continuously pressed into the shell 100, the clamping structure 700 slides into the third sliding groove 230 from the first sliding groove 210, and the 'pyridazine' sound can be heard, which means that the lug of the clamping structure slides into the third sliding groove, and the spraying work can be prepared. Specifically, the third sliding groove 230 is circumferentially disposed on the rotating rod 200, the end point of the involute is connected with the second sliding groove 220, at this time, the power device is controlled to drive the rotating rod 200 to rotate for one circle, the rotating rod 200 rotates, and at the same time, the spraying operation on the surface of the workpiece can be completed through the external spraying equipment, and at the same time, the clamping structure 700 slides from the start point to the end point of the involute of the third sliding groove 230, and reaches the end position of the second sliding groove 220.

After the spraying is finished, the pressing of the rotating rod 200 is stopped, the force applied to the rotating rod 200 is gradually released, the clamping structure 700 slides in the second sliding groove 220 until the clamping structure slides to one end of the second sliding groove 220 far away from the third sliding groove 230, one end of the second sliding groove 220 far away from the third sliding groove 230 is communicated with the first sliding groove 210, the clamping structure 700 can enter the first sliding groove 210 by controlling the rotating rod 200 to rotate a certain angle, at the moment, the rotating rod 200 is pulled out of the shell 100 until the clamping structure 700 is separated from the first sliding groove 210, and the unloading of the rotating rod 200 and the workpiece is completed.

The outer side wall of the sliding box 800 is provided with a sliding block 830, the switch 900 and the system circuit are both arranged in the shell 100, and the switch 900 is in sliding contact with the sliding block 830, when the sliding box 800 approaches to the inner side wall of the shell 100 and the clamping structure 700 slides into the third sliding groove 230, the sliding block 830 of the sliding box 800 slides from one side to the other side of the switch 900, the switch 900 is turned on, and the system circuit part is started. When the clamping structure 700 slides into the first chute 210 from the second chute 220 and pulls the rotary rod 200 outwards, the sliding block 830 of the sliding box 800 slides to the original position on the switch 900, the switch 900 is closed, the system circuit is partially disconnected, timely shutdown is realized while unloading, and the circuit and equipment are protected and electric power is saved.

Above-mentioned spraying frock, the seal of system circuit can avoid spraying, the invasion of pollutant in the operational environment to the system circuit when sandblast in the casing 100, improves the life of spraying frock. The control of the switch 900 of the circuit can be completed when the rotary rod 200 is loaded and unloaded, so that the timely shutdown is realized, the control is simple, the operation is efficient, and the sealing performance is good.

In order to facilitate the clamping structure 700 to slide into the first sliding groove 210 smoothly, optionally, an inclined portion inclined to the axis of the rotating rod 200 is disposed at one end of the first sliding groove 210 near the sliding box 800, so that the clamping structure slides onto the inclined portion of the first sliding groove 210 smoothly when contacting with the first sliding groove 210 of the rotating rod 200, thereby improving operability.

In order to make the structure compact and guarantee sealing, as shown in fig. 1, 3 and 4, in one embodiment, the housing 100 includes a first accommodating space 110, a second accommodating space 120 and a third accommodating space 130, the rotating rod 200, the clamping structure 700 and the sliding box 800 are disposed in the first accommodating space 110, the switch 900 is disposed in the second accommodating space 120, the spraying tool further includes a system circuit part, and the system circuit part is disposed in the third accommodating space 130, so that the space is reasonably arranged, the sealing is guaranteed, the structure is compact, and the occupied space of the spraying tool is reduced.

Optionally, the spraying tool further includes a cover body, the cover body is covered on the housing 100 and detachably connected with the housing 100, and the first accommodating space 110, the second accommodating space 120 and the third accommodating space 130 are covered and sealed by the cover body, so that the later disassembly and maintenance operations are convenient.

To achieve the sliding connection of the sliding box 800 and the switch 900, as shown in fig. 1 to 4, in one embodiment, the spraying tool further includes a first elastic member 600. One end of the first elastic member 600 is abutted against the sliding box 800, and the other end of the first elastic member 600 is connected with the inner side wall of the housing 100, so that sliding contact between the sliding box 800 and the switch 900 and automatic resetting of the sliding box 800 are realized. When the rotating lever 200 is pressed into the housing 100, one end of the rotating lever 200 located in the housing 100 presses the power device and the sliding box 800, so that the first elastic member 600 is continuously compressed, and the sliding box 800 is continuously adjacent to the inner sidewall of the housing 100 in the pressing direction. When the spraying is finished, the rotating rod 200 is loosened, and the automatic resetting of the sliding box 800 is realized through the rebound of the spring. Optionally, the first elastic member 600 is a spring, and has a simple structure and low cost. In fig. 1 to 4, the first elastic member 600 is in a natural state and contacts the motor 500. In the actual assembly relationship, the first elastic member 600 abuts against the outer wall of the slide case 800, and the spring 600 is in a compressed state.

In order to improve the connection stability of the first elastic member 600, as shown in fig. 1 to 4, in one embodiment, the housing 100 further includes an end cap 140 and a connection post 141. The connecting post 141 is connected with the end cover 140, and the first elastic member 600 is sleeved on the connecting post 141 and abuts against the end cover 140. The first elastic piece 600 is limited through the connecting column 141, and meanwhile, the support is provided for the first elastic piece 600, so that the first elastic piece 600 can be prevented from being distorted in the compressed process, and the reliability of the spraying tool is improved.

In order to improve the connection stability and reliability of the clamping structure 700 and the rotating lever 200, as shown in fig. 2 to 9, in one embodiment, the clamping structure 700 includes a clamping block, a bump 710 and a reset member 720. The protruding block 710 is disposed on the clamping block, and the protruding block 710 is slidably connected with the first chute 210 or the second chute 220 or the third chute 230. One end of the resetting piece 720 is abutted with one surface of the clamping block, which is far away from the protruding block 710, the other end of the resetting piece 720 is abutted with the inner wall of the shell 100, and the resetting piece 720 is a second elastic piece. The clamping block is elastically abutted on the rotating rod 200 through the reset piece 720, so that the protruding block 710 can be effectively abutted in the first chute 210 or the second chute 220 or the third chute 230 of the rotating rod 200, and the connection stability is improved. Optionally, the second elastic piece is a spring, so that the shape selection is convenient and the cost is low.

In order to facilitate installation of the fastening structure 700, as shown in fig. 1, 3 and 4, in one embodiment, the housing 100 further includes a cover plate 150, where the cover plate 150 covers the fastening structure 700 and the guide hole 180. When the clamping structure 700 is installed, the cover plate 150 is opened, sight blind areas are reduced, installation and operation are facilitated, after the clamping structure 700 is installed in the shell 100, the cover plate 150 is assembled with the shell 100, limiting of the clamping structure 700 is achieved, and falling out is prevented.

In order to improve the smoothness of the sliding contact between the sliding box 800 and the switch 900, as shown in fig. 2 to 4, in one embodiment, the switch 900 is provided with a sliding contact surface 910, the sliding contact surface 910 is an arc surface, the sliding block 830 is a semi-cylinder, and the outer circumferential surface of the semi-cylinder contacts with the sliding contact surface 910, so as to ensure that the sliding block 830 can slide smoothly on the arc surface of the switch 900. The switch 900 further includes an electrical connection portion 920, where the electrical connection portion 920 is used to connect to a system circuit, and a line of the switch 900 passes through the electrical connection portion 920 and is connected to the system circuit, so as to realize on-off control of the system circuit.

Further, the casing 100 further includes a first isolation board 160 and a second isolation board 170, and the first isolation board 160 and the second isolation board 170 divide the area of the third accommodating space 130, so as to facilitate planning and arrangement of the system circuit, and facilitate installation and maintenance of the identification switch 900 and the positive and negative poles of the system circuit.

Alternatively, as shown in fig. 4, in one embodiment, the power device is a motor 500, the motor 500 includes an output shaft 510, the spraying tool further includes a transmission rod 300, the output shaft 510 is connected to the transmission rod 300, the transmission rod 300 is provided with a plug board, the rotating rod 200 is provided with a docking slot 240, and the plug board is plugged into the docking slot 240. When the rotary rod 200 is loaded, the rotary rod 200 is transmitted into the shell 100 from the guide hole 180, the rotary rod 200 is rotated, the plugboard of the transmission rod 300 is aligned with the butt joint groove 240 of the rotary rod 200, the rotary rod 200 is continuously pressed into the shell 100 after the alignment, the plugboard and the butt joint groove 240 can be fully connected, loading of the rotary rod 200 is completed, and blind assembly can be realized in the whole process.

Optionally, as shown in fig. 3 and 4, in one embodiment, the spraying tool further includes a bearing 400, where the bearing 400 is sleeved on the output shaft 510 and connected with the sliding box 800, so as to improve the connection stability system and ensure reliable output of the torque of the motor 500.

In order to facilitate limiting the power device, as shown in fig. 3 and 4, in one embodiment, the sliding box 800 further includes a limiting groove 820 and a limiting plate 810, the limiting groove 820 is disposed on the inner side wall of the sliding box 800, and the limiting plate 810 is inserted into the limiting groove 820 and abuts against one end of the power device, so that the power device can be fixed inside the sliding box 800.

Above-mentioned spraying frock, during the use, the work piece is installed on rotary rod 200, and when loading rotary rod 200, inserts rotary rod 200 into the guiding hole 180 of casing 100 and accomplish the butt joint, can realize the blind dress of rotary rod 200 and work piece. The fastening structure 700 is disposed in the housing 100 and can be slidably connected to the first chute 210, the second chute 220, and the third chute 230 of the rotating rod 200. Specifically, when the rotating rod 200 is installed, the rotating rod 200 is pressed into the housing 100, and one end of the rotating rod 200 located in the housing 100 presses the power device and the sliding box 800, and the sliding box 800 is elastically connected with the inner side wall of the housing 100, so that the sliding box 800 is continuously close to the inner side wall of the housing 100 in the pressing direction during the pressing process. At the same time, the locking structure 700 slides into the first sliding groove 210 from the end of the first sliding groove 210 of the rotating rod 200 and gradually reaches the other end of the first sliding groove 210, the boundary of the cross section of the third sliding groove 230 is an involute, the starting point of the involute is connected with the first sliding groove 210, the rotating rod 200 is continuously pressed into the housing 100, and the locking structure 700 slides into the third sliding groove 230 from the first sliding groove 210. The third chute 230 is circumferentially arranged on the rotary rod 200 body, the end point of the involute is connected with the second chute 220, at the moment, the power device is controlled to drive the rotary rod 200 to rotate for one circle, the clamping structure 700 slides from the start point to the end point of the involute of the third chute 230 to reach the end position of the second chute 220, and the rotary rod 200 rotates and simultaneously, the spraying work on the surface of a workpiece can be completed through external spraying equipment.

After spraying is finished, the pressing of the rotary rod 200 is stopped, the spring is reset, the rotary rod 200 is ejected, the clamping structure 700 slides in the second sliding groove 220 until the clamping structure 700 slides to one end of the second sliding groove 220 far away from the third sliding groove 230, one end of the second sliding groove 220 far away from the third sliding groove 230 is communicated with the first sliding groove 210, and then the clamping structure 700 can enter the first sliding groove 210 by controlling the rotary rod 200 to rotate a certain angle, at the moment, the rotary rod 200 is pulled out of the shell 100 until the clamping structure 700 is separated from the first sliding groove 210, and unloading of the rotary rod 200 and a workpiece is completed. The outer side wall of the sliding box 800 is provided with a sliding block 830, the switch 900 and the system circuit are both arranged in the shell 100, and the switch 900 is in sliding contact with the sliding block 830, when the sliding box 800 approaches to the inner side wall of the shell 100 and the clamping structure 700 slides into the third sliding groove 230, the sliding block 830 of the sliding box 800 slides from one side to the other side of the switch 900, the switch 900 is turned on, and the system circuit part is started. When the clamping structure 700 slides into the first chute 210 from the second chute 220 and pulls the rotary rod 200 outwards, the sliding block 830 of the sliding box 800 slides to the original position on the switch 900, the switch 900 is closed, the system circuit is partially disconnected, timely shutdown is realized while unloading, and the circuit and equipment are protected and electric power is saved.

Above-mentioned spraying frock, the seal of system circuit can avoid the invasion of pollutant in the high-risk operational environment to the system circuit in casing 100, improves spraying frock's life. The control of the switch 900 of the circuit can be completed when the rotary rod 200 is loaded and unloaded, so that the timely shutdown is realized, the control is simple, the operation is efficient, and the sealing performance is good.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. A spray tool, characterized in that the spray tool comprises:

the side wall of the shell is provided with a guide hole;

the rotating rod penetrates through the guide hole; the rotary rod comprises a body and a sliding connection part, the sliding connection part comprises a first chute, a second chute and a third chute, the first chute and the second chute are longitudinally arranged on the body, two ends of the first chute are communicated, the third chute is circumferentially arranged on the body, the boundary of the cross section of the third chute is an involute, the starting point of the involute is connected with the first chute, the end point of the involute is connected with the second chute, and one end, far away from the third chute, of the second chute is communicated with the first chute;

the clamping structure is arranged in the shell and is connected with the sliding connecting part;

the power device is in driving connection with the rotating rod;

the power device is arranged in the sliding box, the sliding box is elastically connected with the inner side wall of the shell, and a sliding block is arranged on the outer side wall of the sliding box;

the switch and the system circuit are arranged in the shell, and the switch is in sliding contact with the sliding block.

2. The spray tool according to claim 1, wherein the housing comprises a first accommodating space, a second accommodating space and a third accommodating space, the rotating rod, the clamping structure and the sliding box are arranged in the first accommodating space, the switch is arranged in the second accommodating space, and the spray tool further comprises a system circuit part arranged in the third accommodating space.

3. The spray tool of claim 1, further comprising a first elastic member, wherein one end of the first elastic member abuts the sliding box, and wherein the other end of the first elastic member is connected to an inner side wall of the housing.

4. The spray tool of claim 3, wherein the housing further comprises an end cap and a connecting post, the connecting post is connected with the end cap, and the first elastic member is sleeved on the connecting post and abuts against the end cap.

5. The spraying tool according to claim 1, wherein the clamping structure comprises a clamping block, a protruding block and a resetting piece, the protruding block is arranged on the clamping block, the protruding block is in sliding connection with the first sliding groove, the second sliding groove or the third sliding groove, one end of the resetting piece is in abutting joint with one surface, away from the protruding block, of the clamping block, the other end of the resetting piece is in abutting joint with the inner wall of the shell, and the resetting piece is a second elastic piece.

6. The spraying tool according to claim 1, wherein an end of the first sliding groove, which is close to the sliding box, is provided with an inclined portion inclined to an axis of the rotating rod.

7. The spraying tool according to claim 1, wherein the switch is provided with a sliding contact surface, the sliding contact surface is an arc surface, the sliding block is a half cylinder, an outer circular surface of the half cylinder is in contact with the sliding contact surface, and the switch further comprises an electric connection part, wherein the electric connection part is used for connecting a system circuit.

8. The spraying tool according to claim 1, wherein the power device is a motor, the motor comprises an output shaft, the spraying tool further comprises a transmission rod, the output shaft is connected with the transmission rod, the transmission rod is provided with a plug board, the rotating rod is provided with a butt joint groove, and the plug board is spliced with the butt joint groove.

9. The spray tool of claim 8, further comprising a bearing, wherein the bearing is sleeved on the output shaft and is connected to the sliding box.

10. The spray tool according to claim 1, wherein the sliding box further comprises a limiting groove and a limiting plate, the limiting groove is formed in the inner side wall of the sliding box, and the limiting plate is inserted into the limiting groove and is abutted to one end of the power device.

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