Sealing and clamping tool for paint spraying of shell

Abstract

The utility model relates to the technical field of shell paint spraying, and discloses a shell paint spraying sealing clamping tool which comprises a tool shell and a clamping mechanism, the tool shell is provided with a containing cavity and a mounting hole, the clamping mechanism comprises a driving source, a transmission assembly and a plurality of clamping assemblies, and each clamping assembly comprises a rotating table, a clamping driving piece and a clamping hoop. The rotating table comprises a rotating cylinder and a rotating platform, a movable hole is formed in the rotating platform, the rotating platform is located outside the tool shell and covers the mounting hole, the rotating cylinder is located in the containing cavity and connected to the transmission assembly, and the driving source is in driving connection with the rotating table through the transmission assembly so as to drive the rotating table to rotate; and a part of the clamping driving part is fixed in the rotating barrel, the driving end of the clamping driving part movably penetrates through the movable hole and is in driving connection with the clamping hoop, the driving end of the clamping driving part and the clamping hoop seal the movable hole, and the clamping driving part can drive the clamping hoop to clamp or loosen the shell to be painted. The working efficiency is high, and the sealing performance is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of shell paint spraying, especially relates to a shell paint spraying sealing clamping tool. BACKGROUND

[0002] There is a need for a paint spraying process for machine shells in various fields, such as spraying a heat-resistant layer, a protective layer, an anti-oxidation layer, etc. Among them, most of the paint spraying for cylindrical shells or other shaped shells is horizontal paint spraying, which occupies a large space and has low efficiency for single paint spraying. Currently, when paint spraying or brushing paint on a shell, a fixed tool is used to fix the shell, which makes it difficult to spray the side of the shell close to the ground, resulting in low efficiency. In the prior art, the shell is fixed vertically by a tool, and the shell is driven to rotate by a power device, which solves the problem of difficult spraying on the side, but still has the problems of low efficiency for single paint spraying and contamination and adverse effects of the paint flowing down on the power device during the paint spraying process.

[0003] Therefore, there is an urgent need for a shell paint spraying sealing clamping tool to solve the above problems. SUMMARY

[0004] Based on the above, the purpose of the utility model is to provide a shell paint spraying sealing clamping tool, which has high compactness, low power cost, high work efficiency and good sealing performance.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A shell paint spraying sealing clamping tool, comprising a tool shell and a clamping mechanism, the tool shell has a containing cavity inside, a plurality of mounting holes are provided on the tool shell and are in communication with the containing cavity, the clamping mechanism comprises a driving source, a transmission assembly and a plurality of clamping assemblies, the driving source is drivingly connected to the plurality of clamping assemblies through the transmission assembly to synchronously drive the plurality of clamping assemblies to rotate, and the clamping end of the clamping assembly is used to clamp or release the shell to be paint sprayed.

[0007] The clamping assembly comprises a rotating table, a clamping driving element and a clamping hoop, the rotating table comprises a rotating cylinder and a rotating platform at the open end of the rotating cylinder, the rotating platform is provided with a movable hole, the rotating platform is located outside the tool shell and covers the mounting hole, the rotating cylinder passes through the mounting hole and is located in the containing cavity and is connected to the transmission assembly, the driving source drives the rotating table to rotate through the transmission assembly; part of the clamping driving element is fixed in the rotating cylinder, and the driving end of the clamping driving element passes through the movable hole and is drivingly connected to the clamping hoop, the driving end of the clamping driving element and the clamping hoop close the movable hole, and the clamping driving element can drive the clamping hoop to clamp or release the shell to be painted.

[0008] As a preferred scheme of the shell painting sealing clamping tool, the driving source comprises a driving motor, the transmission assembly comprises a plurality of transmission elements, the transmission elements comprise a transmission belt, a rotor and a driving wheel and a driven wheel fixed on the rotor, in one of the transmission assemblies close to the driving motor, the transmission belt is drivingly connected to the driving end of the driving motor and the driving wheel, in every other two of the transmission assemblies, the transmission belt is drivingly connected to the driven wheel in one of the transmission assemblies and the driving wheel in the other transmission assembly, and the rotating cylinder is connected to the rotor.

[0009] As a preferred scheme of the shell painting sealing clamping tool, the clamping mechanism further comprises a plurality of tensioning elements, the tensioning elements comprise a tensioning driving element, a driving rod and a tensioning wheel, the tensioning driving element is arranged on the tool shell and drivingly connected to one end of the driving rod, the tensioning wheel is rotatably connected to the other end of the driving rod and rolls against one of the transmission belts, and the tensioning driving element drives the driving rod to reciprocate in a first direction to drive the tensioning wheel to compress or release one of the transmission belts.

[0010] As a preferred scheme of the shell painting sealing clamping tool, the clamping mechanism further comprises a fixing cylinder, the fixing cylinder is open at both ends, the mouth edge of one end of the fixing cylinder extends outward along the radial direction of the fixing cylinder to form a first skirt, the mouth edge of the other end of the fixing cylinder extends inward along the radial direction of the fixing cylinder to form a second skirt, the first skirt is sealingly connected to the outer wall of the tool shell, the rotating cylinder is connected to the rotor through a rotating bearing and is rotatably arranged on the second skirt.

[0011] As a preferred scheme of the shell paint spraying sealing clamping tool, the outer edge of the rotating platform is formed with a third skirt along the axial extension of the rotating table, the third skirt is arranged opposite to the rotating cylinder, a limiting ring groove is formed between the third skirt, the rotating platform and the rotating cylinder, and the first skirt is rotatably arranged in the limiting ring groove.

[0012] As a preferred scheme of the shell paint spraying sealing clamping tool, the outer periphery of the first skirt is provided with a mounting ring groove, a sealing ring is arranged in the mounting ring groove, and the third skirt sealingly abuts against the sealing ring.

[0013] As a preferred scheme of the shell paint spraying sealing clamping tool, a limiting ring table is protruded on the tool shell, the limiting ring table is annularly arranged along the outer periphery of the mounting hole, the first skirt abuts against the limiting ring table, and the third skirt has a gap between the outer wall of the tool shell.

[0014] As a preferred scheme of the shell paint spraying sealing clamping tool, the clamping driving member comprises a multi-claw air cylinder, the multi-claw air cylinder comprises a driving air cylinder and a plurality of annularly arranged clamping claws connected to the driving end of the driving air cylinder.

[0015] The clamping hoop comprises a plurality of clamping rings, each clamping ring is detachably connected to a clamping claw, a clamping space is formed between the plurality of clamping rings, and the driving air cylinder drives the plurality of clamping claws to move close to or away from each other, so that the clamping space becomes smaller or larger.

[0016] As a preferred scheme of the shell paint spraying sealing clamping tool, the plurality of clamping rings clamps the side wall of the shell to be painted, the shell to be painted abuts against the upper end surface of the plurality of clamping claws, one side of each clamping ring in contact with the side wall of the shell to be painted is provided with a first flexible pad, and the upper end surface of each clamping claw is provided with a second flexible pad.

[0017] As a preferred scheme of the shell paint spraying sealing clamping tool, a plurality of the movable holes are arranged on the rotating platform, each clamping claw and the clamping ring correspondingly closes one movable hole, and is sealingly and slidably arranged on the rotating platform.

[0018] The shell paint spraying sealing clamping tool has the following beneficial effects:

[0019] The utility model provides a kind of shell paint sealing clamping tool, when carrying out paint spraying operation, the shell to be painted is clamped by the clamping drive member drive clamping hoop clamping, and the shell to be painted is rotated by rotating platform simultaneously, can be smoothly and quickly painted to the circumferential wall of the shell to be painted, save manpower and rotation time;And a driving source drives multiple rotating platforms synchronous rotation, it is convenient to rotate and paint simultaneously to multiple shells to be painted, improve work efficiency, and power cost is lower;Still by the driving end of clamping drive member and the clamping hoop closed movable hole and by rotating platform cover mounting hole, it can effectively avoid that paint enters the containing cavity and rotating cylinder when painting and pollutes and influences clamping mechanism, guarantee the use reliability and service life of the shell paint sealing clamping tool. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the drawings needed to be used in the embodiment of the utility model will be simply introduced as follows, and obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according to the content of the embodiment of the utility model and these drawings for those skilled in the art without creating labor.

[0021] Figure 1 It is the structure schematic view that the shell paint sealing clamping tool of the embodiment of the utility model clamps the shell to be painted;

[0022] Figure 2 It is the structure schematic view of the shell paint sealing clamping tool of the embodiment of the utility model;

[0023] Figure 3 It is the internal structure schematic view that the shell paint sealing clamping tool of the embodiment of the utility model clamps;

[0024] Figure 4 It is the partial structure schematic view that the shell paint sealing clamping tool of the embodiment of the utility model clamps the shell to be painted Figure 1 ;

[0025] Figure 5 It is the partial structure schematic view that the shell paint sealing clamping tool of the embodiment of the utility model clamps the shell to be painted Figure 2 ;

[0026] Figure 6 It is the sectional view that the shell paint sealing clamping tool of the embodiment of the utility model clamps the shell to be painted;

[0027] Figure 7 It is Figure 6 A part enlarged view in

[0028] In the drawing:

[0029] 1, tool shell; 11, limit ring table; 2, clamping mechanism; 21, driving source; 22, transmission assembly; 221, transmission belt; 222, rotor; 223, driving wheel; 224, driven wheel; 225, rotating bearing; 2251, inner ring; 2252, outer ring; 23, clamping assembly; 231, rotating table; 2311, rotating cylinder; 2312, rotating platform; 2313, third skirt; 232, clamping driving piece; 2321, driving cylinder; 2322, clamping jaw; 233, clamping hoop; 2331, clamping ring; 24, tensioning piece; 241, driving rod; 242, tensioning wheel; 25, fixed cylinder; 251, first skirt; 252, second skirt; 253, sealing ring; 26, first flexible pad; 27, second flexible pad; 28, sealing pad;

[0030] 10, containing cavity; 20, mounting hole; 30, movable hole; 40, limit ring groove;

[0031] 100, to be painted shell. DETAILED DESCRIPTION

[0032] The utility model will be described in further detail below in combination with the drawings and examples. It can be understood that the specific examples described here are only used to explain the utility model, and not to limit the utility model. In addition, it should be noted that, in order to facilitate the description, only the part related to the utility model is shown in the drawings, not all structures.

[0033] In the description of the utility model, unless otherwise explicitly specified and limited, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication or interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0034] In the utility model, unless otherwise explicitly specified and limited, the first feature "on" or "below" the second feature can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "above" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0035] In the description of the present embodiment, the terms "upper", "lower", "left", "right" and the like orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of description and simplification of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present utility model. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality of" is two or more. In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.

[0036] As Figures 1 to 7 shown, the present embodiment provides a shell paint sealing clamping tool, which comprises a tool shell 1 and a clamping mechanism 2, the tool shell 1 has a containing cavity 10 inside, a plurality of mounting holes 20 are provided on the tool shell 1 and are in communication with the containing cavity 10, the clamping mechanism 2 comprises a driving source 21, a transmission assembly 22 and a plurality of clamping assemblies 23, the driving source 21 is drivingly connected to the plurality of clamping assemblies 23 through the transmission assembly 22 to synchronously drive the plurality of clamping assemblies 23 to rotate, and the clamping end of the clamping assembly 23 is used for clamping or releasing the shell 100 to be painted. When performing the paint spraying operation, the shell 100 to be painted is clamped by the clamping assembly 23, and at the same time, the shell 100 to be painted is driven to rotate by the driving source 21, so that the shell 100 to be painted can be smoothly and quickly painted on the whole circumferential wall, manpower and rotation time are saved; and the plurality of clamping assemblies 23 are synchronously driven to rotate by the driving source 21, so that the plurality of shells 100 to be painted can be simultaneously rotated and painted, the working efficiency is improved, and the power cost is relatively low.

[0037] Exemplarily, the tool shell 1 is a rectangular parallelepiped, and the plurality of clamping assemblies 23 are arranged along the length direction of the tool shell 1. Among them, the clamping assemblies 23 can be 1, 2, 3, 4, 5 or more, etc. Of course, in other embodiments, the cross section of the tool shell 1 can be square or irregular, the plurality of clamping assemblies 23 can be arranged in multiple rows and multiple columns or irregularly, etc., which is specifically set according to actual needs.

[0038] Specifically, the clamping assembly 23 comprises a rotating table 231, a clamping driving member 232 and a clamping clamp 233. The rotating table 231 comprises a rotating cylinder 2311 and a rotating platform 2312 located at the open end of the rotating cylinder 2311. The rotating platform 2312 is located outside the tool shell 1 and covers the mounting hole 20. The rotating cylinder 2311 passes through the mounting hole 20 and is located in the containing cavity 10, and is connected to the transmission assembly 22. The driving source 21 drives the rotating table 231 through the transmission assembly 22 to drive the rotating table 231 to rotate. Part of the clamping driving member 232 is fixed in the rotating cylinder 2311, and the driving end of the clamping driving member 232 passes through the movable hole 30 and drives the clamping clamp 233. The driving end of the clamping driving member 232 and the clamping clamp 233 close the movable hole 30. The clamping driving member 232 can drive the clamping clamp 233 to clamp or release the shell 100 to be painted. During the painting operation, the clamping clamp 233 is driven by the clamping driving member 232 to clamp the shell 100 to be painted, and at the same time the shell 100 to be painted is driven by the rotating table 231 to rotate, so that the shell 100 to be painted can be painted smoothly and quickly. The shell 100 to be painted can be painted smoothly and quickly, saving manpower and rotating time. A driving source 21 drives multiple rotating tables 231 to rotate synchronously, which facilitates simultaneous rotation and painting of multiple shells 100 to be painted, improves work efficiency, and has low power cost. The driving end of the clamping driving member 232 and the clamping clamp 233 close the movable hole 30, and the rotating platform 2312 covers the mounting hole 20, which can effectively prevent paint from entering the containing cavity 10 and the rotating cylinder 2311 during painting to pollute and affect the clamping mechanism 2, and ensure the use reliability and service life of the shell painting sealing clamping tool.

[0039] In the embodiment, the driving source 21 comprises a driving motor, the transmission assembly 22 comprises a plurality of transmission members, the transmission members comprise a transmission belt 221, a rotor 222, a driving wheel 223 and a driven wheel 224 fixed on the rotor 222, the rotor 222 is rotationally connected in the tool shell 1, close to one transmission assembly 22 of the driving motor, the transmission belt 221 is transmissionally connected to the driving end of the driving motor and the driving wheel 223 in one transmission assembly 22, and the transmission belt 221 is transmissionally connected to the driven wheel 224 in one transmission assembly 22 and the driving wheel 223 in another transmission assembly 22 in every other adjacent two transmission assemblies 22, and the rotating cylinder 2311 is connected to the rotor 222. The driving motor is started, the output shaft of the driving motor rotates, i.e. the driving end rotates, drives the driving wheel 223 of one transmission assembly 22 to rotate through the transmission belt 221, so that the rotor 222 rotates, the rotating table 231 is driven to rotate by the rotor 222, the rotation of the clamping driving member 232 is realized, i.e. the rotation of the to-be-painted shell 100 is realized, at the same time, the driving wheel 223 on the rotor 222 rotates, the driving wheel 223 of the next transmission assembly 22 is driven to rotate through the transmission belt 221, so that the next to-be-painted shell 100 is driven to rotate, and the synchronous rotation of all the to-be-painted shells 100 is realized in turn.

[0040] Preferably, the clamping mechanism 2 further comprises a plurality of tensioning members 24, the tensioning member 24 comprises a tensioning driving member, a driving rod 241 and a tensioning wheel 242, the tensioning driving member is arranged on the tool shell 1 and drivingly connected to one end of the driving rod 241, the tensioning wheel 242 is rotationally connected to the other end of the driving rod 241 and rolls against one transmission belt 221, and the tensioning driving member drives the driving rod 241 to reciprocate in the first direction to drive the tensioning wheel 242 to press or loosen one transmission belt 221. The tensioning wheel 242 is driven by the tensioning driving member to press or loosen the transmission belt 221, so that the tension of the transmission belt 221 is in a suitable state, the influence of over-tightening or over-loosening on the smooth transmission of force is avoided, and the service life and use reliability of the transmission belt 221 are ensured.

[0041] More preferably, an outer wall of the tool shell 1 is provided with a control panel, the tensioning driving member is controlled to start or stop by operating the control panel, so that the tensioning of the transmission belt 221 by the tensioning wheel 242 is adjusted, and the operation is convenient and fast.

[0042] Further, the clamping mechanism 2 further comprises a fixed cylinder 25, which is open at both ends, and the mouth edge of one end of the fixed cylinder 25 extends outward along the radial direction of the fixed cylinder 25 to form a first skirt 251, and the mouth edge of the other end extends inward along the radial direction of the fixed cylinder 25 to form a second skirt 252, the first skirt 251 is sealingly connected to the outer wall of the tool shell 1, the rotating cylinder body 2311 is connected with the rotor 222 through a rotating bearing 226, and is rotatably arranged on the second skirt 252. Wherein, the rotating bearing 226 comprises a rotating sleeve inner ring 2261 and an outer ring 2262, the inner ring 2261 is fixedly connected with the end of the rotor 222 and the bottom of the rotating cylinder body 2311, and the outer ring 2262 is fixedly connected with the second skirt 252. The rotation of the rotor 222 drives the rotation of the inner ring 2261, thereby driving the rotation of the rotating cylinder body 2311, i.e. the rotating table 231, while the fixed cylinder 25 is stationary, the relative rotation of the outer ring 2262 and the inner ring 2261 realizes the stable rotation of the rotating table 231 in the fixed cylinder 25.

[0043] Specifically, the outer edge of the rotating platform 2312 extends along the axial direction of the rotating table 231 to form a third skirt 2313, which is arranged opposite to the rotating cylinder body 2311, and a limiting ring groove 40 is formed between the third skirt 2313, the rotating platform 2312 and the rotating cylinder body 2311, and the first skirt 251 is rotatably arranged in the limiting ring groove 40. That is, the fixed cylinder 25 is sleeved outside the rotating cylinder body 2311, and the first skirt 251 is rotationally limited in the limiting ring groove 40, so that the rotating table 231 can stably and reliably rotate relative to the fixed cylinder 25.

[0044] Preferably, the first skirt 251 is provided with a mounting ring groove on the outer periphery, a sealing ring 253 is arranged in the mounting ring groove, and the third skirt 2313 sealingly abuts against the sealing ring 253, thereby improving the sealing performance and preventing paint from entering the fixed cylinder 25.

[0045] Preferably, a limiting ring table 11 is protrudingly arranged on the tool shell 1, the limiting ring table 11 is annularly arranged along the outer periphery of the mounting hole 20, the first skirt 251 abuts against the limiting ring table 11, and the third skirt 2313 has a gap with the outer wall of the tool shell 1. The protrudingly arranged limiting ring table 11 can effectively prevent paint from entering the accommodating cavity through the mounting hole 20 to affect the smooth operation of the internal structure, and at the same time, the limiting ring table 11 lifts the first skirt 251, so that the contact area between the third skirt 2313 and the first skirt 251 is large enough while avoiding the contact between the third skirt 2313 and the outer wall of the tool shell 1 to affect the rotation efficiency.

[0046] Further, the clamping driving member 232 comprises a multi-jaw cylinder, which comprises a driving cylinder 2321 and a plurality of annular clamping jaws 2322 connected to the driving end of the driving cylinder 2321; the clamping hoop 233 comprises a plurality of gripping rings 2331, each of which is detachably connected to one clamping jaw 2322, and the plurality of gripping rings 2331 form a clamping space therebetween, and the driving cylinder 2321 drives the plurality of clamping jaws 2322 to move closer to or away from each other, so as to make the clamping space smaller or larger. The driving cylinder 2321 is fixed in the rotating cylinder body 2311, and the driving cylinder 2321 drives the plurality of clamping jaws 2322 to move, thereby driving the plurality of gripping rings 2331 to move, so as to tightly hold or release the to-be-painted shell 100, and the operation is simple. At the same time, by detaching the gripping rings 2331, the damaged or different types of gripping rings 2331 can be replaced, so as to be suitable for different to-be-painted shells 100, thereby improving the practicability of the shell painting sealing and clamping tool. The multi-jaw cylinder can be a three-jaw cylinder, i.e., the clamping jaw 2322 has three, and the corresponding gripping ring 2331 has three.

[0047] Preferably, the plurality of gripping rings 2331 tightly hold the side wall of the to-be-painted shell 100, and the to-be-painted shell 100 abuts against the upper end surface of the plurality of clamping jaws 2322, and each gripping ring 2331 is provided with a first flexible pad 26 on the side in contact with the side wall of the to-be-painted shell 100, and the upper end surface of each clamping jaw 2322 is provided with a second flexible pad 27. That is, the gripping ring 2331 and the upper end surface of the clamping jaw 2322 form an L-shaped step, which can fix the to-be-painted shell 100 in the axial and circumferential directions; at the same time, the first flexible pad 26 and the second flexible pad 27 can avoid damage to the to-be-painted shell 100 by the gripping ring 2331 and the clamping jaw 2322, and can also improve the sealing performance, avoid paint flowing into the gap along the to-be-painted shell 100 to affect the smooth work of other components, and improve the practicability of the shell painting sealing and clamping tool. The first flexible pad 26 and the second flexible pad 27 can be rubber pads.

[0048] Preferably, a plurality of movable holes 30 are arranged on the rotating platform 2312, each clamping jaw 2322 and gripping ring 2331 corresponds to a movable hole 30 which is sealingly and slidably arranged on the rotating platform 2312, thereby effectively avoiding paint flowing into the rotating cylinder body 2311 from the movable hole 30 to pollute and affect the clamping driving member 232. For example, a sealing pad 28 is arranged on the rotating platform 2312, which is used to seal the gap between the gripping ring 2331, the clamping jaw 2322 and the rotating platform 2312.

[0049] In the embodiment, the clamping mechanism 2 further comprises a plurality of controllers arranged on the outer wall of the tool shell 1, each of which corresponds to a clamping driving member 232, and the controller is electrically connected with the driving cylinder 2321, used for controlling the start and stop of the driving cylinder 2321, thereby controlling the clamping and loosening of the clamping assembly 23 to the shell 100 to be sprayed. It is simple and convenient to operate, and each clamping assembly 23 can be independently operated according to the requirement to clamp one or more shells 100 to be sprayed, and the use flexibility is better.

[0050] It should be noted that the above are only the preferred embodiments of the present application and the technical principles applied. Those skilled in the art will understand that the present application is not limited to the specific embodiments described herein, and those skilled in the art can make various obvious changes, readjustments and substitutions without departing from the scope of the present application. Therefore, although the present application has been described in more detail through the above embodiments, the present application is not limited to the above embodiments, and can include more other equivalent embodiments without departing from the concept of the present application, and the scope of the present application is determined by the scope of the appended claims.

Claims

1. A housing paint spraying seal clamping tool characterized by, The utility model provides a paint spraying device, including tool shell and clamping mechanism, the accommodating cavity is in the tool shell, a plurality of installation hole is equipped with on the tool shell and is spaced apart with the accommodating cavity is open, the clamping mechanism includes drive source, transmission assembly and a plurality of clamping components, the drive source is drivenly connected with a plurality of clamping components through the transmission assembly, to drive a plurality of clamping components rotation synchronously, and the clamping end of clamping component is used to clamp or loosen the shell to be sprayed paint. The clamping component includes rotating table, clamping drive part and clamping hoop, the rotating table includes rotating cylinder and rotating platform located at the opening end of rotating cylinder, the rotating platform is located outside the tool shell and covers the installation hole, the rotating cylinder passes through the installation hole and is located in the accommodating cavity and is connected with the transmission assembly, the drive source is drivenly connected with the rotating table through the transmission assembly to drive the rotating table to rotate, the clamping drive part is partially fixed in the rotating cylinder, the drive end of clamping drive part is movably arranged through the movable hole, and the drive end of clamping drive part is drivingly connected with the clamping hoop, the drive end of clamping drive part and the clamping hoop close the movable hole, and the clamping drive part can drive the clamping hoop to clamp or loosen the shell to be sprayed paint.

2. The paint seal fixture of claim 1, wherein, The drive source includes driving motor, and the transmission assembly includes a plurality of transmission members, the transmission member includes transmission belt, rotor, driving wheel and driven wheel fixed on the rotor, in one of the transmission assemblies close to the driving motor, the transmission belt is drivingly connected with the driving end of the driving motor and the driving wheel, in every other adjacent two transmission assemblies, the transmission belt is drivingly connected with the driven wheel in one of the transmission assemblies and the driving wheel in another of the transmission assemblies, and the rotating cylinder is connected with the rotor.

3. The paint seal fixture of claim 2, wherein, The clamping mechanism further includes a plurality of tensioning members, the tensioning member includes tensioning drive part, drive rod and tensioning wheel, the tensioning drive part is arranged on the tool shell and drivingly connected with one end of the drive rod, the tensioning wheel is rotationally connected with the other end of the drive rod and rolls against one of the transmission belts, and the tensioning drive part drives the drive rod to reciprocate along the first direction to drive the tensioning wheel to compress or loosen one of the transmission belts.

4. The paint seal fixture of claim 2, wherein, The clamping mechanism further includes a fixing cylinder, the fixing cylinder is open at both ends, the mouth edge of one end of the fixing cylinder extends outward along the radial direction of the fixing cylinder to form a first skirt, the mouth edge of the other end of the fixing cylinder extends inward along the radial direction of the fixing cylinder to form a second skirt, the first skirt is sealingly connected with the outer wall of the tool shell, the rotating cylinder is connected with the rotor through a rotating bearing and rotationally arranged on the second skirt.

5. The paint seal fixture of claim 4, wherein, The outer edge of the rotating platform extends along the axial direction of the rotating table to form a third skirt, the third skirt is arranged opposite to the rotating cylinder, a limiting ring groove is formed between the third skirt, the rotating platform and the rotating cylinder, and the first skirt is rotationally arranged in the limiting ring groove.

6. The paint seal fixture of claim 5, wherein, The first skirt periphery is provided with a mounting ring groove, a sealing ring is arranged in the mounting ring groove, and the third skirt sealingly abuts against the sealing ring.

7. The paint seal fixture of claim 5, wherein, The tool shell is provided with a limiting ring table, the limiting ring table is annularly arranged along the orifice periphery of the mounting hole, the first skirt abuts against the limiting ring table, and a gap is formed between the third skirt and the outer wall of the tool shell.

8. The paint seal fixture of any of claims 1-7, wherein, The clamping drive member comprises a multi-jaw cylinder, the multi-jaw cylinder comprises a driving cylinder and a plurality of annular clamping jaws connected to the driving end of the driving cylinder; The clamping hoop comprises a plurality of gripping rings, each gripping ring is detachably connected to a clamping jaw, a clamping space is formed between the gripping rings, and the driving cylinder drives the clamping jaws to move closer to or away from each other, so that the clamping space becomes smaller or larger.

9. The paint seal fixture of claim 8, wherein, The gripping rings grip the side wall of the to-be-painted shell, the to-be-painted shell abuts against the upper end surface of the clamping jaws, one side of each gripping ring in contact with the side wall of the to-be-painted shell is provided with a first flexible pad, and the upper end surface of each clamping jaw is provided with a second flexible pad.

10. The paint seal fixture of claim 8, wherein, The rotating platform is provided with a plurality of movable holes, each clamping jaw and gripping ring corresponds to a movable hole, and is sealingly and slidably arranged on the rotating platform.

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