Spraying device for fiber composite door and window profile and spraying method thereof

Abstract

The invention belongs to the technical field of profile machining, and provides a spraying device for fiber composite door and window profiles and a spraying method thereof.The spraying device comprises a lifting assembly, a tail end posture adjusting assembly, a spraying parallel mechanism and a spraying head, and a rotating frame of the tail end posture adjusting assembly is connected with a lifting table of the lifting assembly; a fixed platform of the spraying parallel mechanism is connected with a movable module of the tail end posture adjusting assembly through a connecting frame, a spraying head is arranged at the bottom of the movable platform of the spraying parallel mechanism, the first end of a profile is connected with a lifting table of the lifting assembly, and the second end of the profile is locked and fixed through the positioning and clamping assembly. Under the cooperation of the lifting assembly, the positioning and clamping assembly and the sliding rail, a sectional material can be rapidly locked, the angle of the sectional material can be adjusted, the tail end posture adjusting assembly and the spraying parallel mechanism are combined to drive the spraying head to move to the set position, and multi-angle adjustment and multi-direction spraying of the sectional material are achieved; and the angle of the spraying head can be adjusted in real time according to the spraying condition.

Description

Technical Field

[0001] The invention belongs to the technical field of profile processing, and in particular relates to a spraying device and a spraying method for fiber composite door and window profiles. Background Art

[0002] With the rapid development of the construction industry and the door and window industry, the demand for door and window profiles is growing. In order to improve the aesthetics, durability and corrosion resistance of door and window profiles, spraying technology has become a common surface treatment method. Spraying can not only improve the appearance quality of the profile, but also improve its anti-aging, anti-ultraviolet and other properties, and extend its service life.

[0003] Patent CN112427203B discloses a spraying device for aluminum alloy doors and windows, including a workbench, a feeding device, a conveyor belt, a wiping device, a moving device, a spraying device, a paint smoothing device and a collecting device. The workbench is placed on the ground, the feeding device is installed on the top of the workbench, the conveyor belt is installed on the top of the workbench and is located next to the feeding device, and the wiping device is installed on the top of the workbench and slides with the conveyor belt. When spraying doors and windows, it is necessary to spray anti-rust paint on the entire surface of the frame, which results in that when the frame is placed flat on the ground or with other clamping equipment, part of it is blocked and cannot be sprayed, and additional spraying is required later, which causes inconvenience in use, and there are problems such as low spraying efficiency and inconsistent coating thickness. Therefore, it is necessary to propose a spraying device and a spraying method for fiber composite door and window profiles. Summary of the invention

[0004] In view of the problems existing in the prior art, the present invention provides a spraying device and a spraying method for fiber composite door and window profiles. With the cooperation of the lifting assembly, the positioning clamping assembly and the slide rail, the profile can be quickly locked and the profile angle can be adjusted. The terminal posture adjustment assembly and the spraying parallel mechanism jointly drive the spray head to move to the set position, thereby realizing multi-angle adjustment and multi-directional spraying of the profile, effectively solving the problems of difficulty in comprehensive spraying or uneven spraying of the profile and inability to effectively adjust the spray head in real time according to the spraying situation.

[0005] The present invention provides a spraying device for fiber composite door and window profiles, which comprises a lifting assembly, a terminal posture adjustment assembly, a spraying parallel mechanism and a spraying head. The spraying device comprises a lifting assembly, a terminal posture adjustment assembly, a spraying parallel mechanism and a spraying head. The rotating frame of the terminal posture adjustment assembly is connected to the lifting platform of the lifting assembly. The fixed platform of the spraying parallel mechanism is connected to the moving module of the terminal posture adjustment assembly through a connecting frame. The spraying head is arranged at the bottom of the moving platform of the spraying parallel mechanism. The first end of the profile is connected to the lifting platform of the lifting assembly. The second end of the profile is locked and fixed by a positioning clamping assembly, and the clamping plate of the positioning clamping assembly is rotatably connected to the slide on the slide rail through a hinge seat; the lifting assembly includes a lifting cylinder, a guide column, a push cylinder slide, a push cylinder base, a lifting bracket, a lifting module and a lifting platform, the guide column is symmetrically arranged on both sides of the lifting cylinder, the push cylinder slide is sleeved on the guide column, the bottom end of the push cylinder slide is connected to the telescopic rod of the lifting cylinder, and the push cylinder slide moves along the guide column under the drive of the lifting cylinder, and the The lifting cylinder and the guide column are both arranged on the push cylinder base, the bottom end of the lifting bracket is connected to the first side of the push cylinder slide, the lifting module is vertically arranged on the lifting bracket, and the lifting platform is connected to the lifting slide of the lifting module; the terminal posture adjustment component includes a rotating motor, a rotating frame, a module bracket, a mobile module and a connecting frame, the rotating motor is fixed on the rotating frame, the output shaft of the rotating motor is connected to the first end of the module bracket, the mobile module is arranged on the module bracket, and the connecting frame is connected to the slide of the mobile module; the spraying parallel mechanism includes a support frame, a moving platform, a fixed platform and three SSR configuration motion branches connected between the moving platform and the fixed platform, each motion branch chain respectively includes a first connecting arm, a second connecting arm, a driving motor and a coupling, the first end of the first connecting arm is connected to the moving platform through a first ball pair, the first end of the second connecting arm is connected to the second end of the first connecting arm through a second ball pair, and the driving motor is connected to the second end of the second connecting arm through a coupling.

[0006] Preferably, the positioning and clamping assembly also includes a clamp seat, a first connecting rod, a second connecting rod, a fixed rod and an elastic member, the first end of the first connecting rod is rotatably connected to the first end of the clamp seat, the second end of the second connecting rod is rotatably connected to the middle part of the fixed rod, the first end of the fixed rod is rotatably connected to the second end of the clamp seat, the elastic member is arranged on the second end of the fixed rod, and the clamp seat is arranged on the clamping plate.

[0007] Preferably, the positioning clamping assembly further comprises a clamp handle, and the bottom end of the clamp handle is rotatably connected to the second end of the first connecting rod and the first end of the second connecting rod respectively.

[0008] Preferably, the lifting assembly is vertically arranged on the base, a plurality of the slide rails are horizontally arranged on the base, and the slide rails are vertically arranged with respect to the lifting cylinder.

[0009] Preferably, the spraying parallel mechanism comprises a first motion branch chain, a second motion branch chain and a third motion branch chain, and each motion branch chain is evenly distributed around the moving platform and the fixed platform in a circular shape.

[0010] Preferably, both the first connecting arm and the second connecting arm are double-link structures.

[0011] In a second aspect, the present invention provides a spraying method for a spraying device for a fiber composite door and window profile, which comprises the following steps:

[0012] S1. Place the door and window profile to be sprayed between the push cylinder slide and the clamping plate, lock the profile by positioning the clamping assembly, move the clamp handle downward and lock the profile on the clamping plate under the cooperation of the first connecting rod and the second connecting rod;

[0013] S2. Profile angle adjustment: The lifting cylinder drives the push cylinder slide to move back and forth along the guide column, and works in conjunction with the slide rail to move the profile to the set position;

[0014] S3, spray head position adjustment: the terminal posture adjustment component moves to a suitable height under the drive of the lifting module, and then the rotary motor moves to adjust the angle of the moving module, and the moving module drives the spray parallel mechanism to move axially along the moving module;

[0015] S4. Multi-directional spraying of profiles is achieved through a spraying parallel mechanism. Under the drive of the driving motor in each motion branch chain, the first connecting arm and the second connecting arm are driven to move, and then the moving platform moves to a preset position under the action of each motion branch chain, thereby achieving comprehensive spraying of the profile by the spray head.

[0016] Compared with the prior art, the present invention has the following advantages:

[0017] The present invention is used for the spraying device of fiber composite door and window profiles. With the cooperation of the lifting component, the positioning clamping component and the slide rail, the profile can be quickly locked and the profile angle can be adjusted. The terminal posture adjustment component and the spraying parallel mechanism jointly drive the spray head to move to the set position, thereby realizing multi-angle adjustment and multi-directional spraying of the profile, effectively solving the problems of difficulty in comprehensive spraying or uneven spraying of the profile and inability to effectively adjust the spray head in real time according to the spraying situation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the spraying device for fiber composite door and window profiles of the present invention;

[0019] Figure 2It is a side view schematic diagram of a spraying device for fiber composite door and window profiles of the present invention;

[0020] Figure 3 It is a schematic diagram of the structure of the cooperation between the lifting drive component and the terminal posture adjustment component in the present invention;

[0021] Figure 4 It is a partial enlarged schematic diagram of the lifting drive assembly in the present invention;

[0022] Figure 5 It is a partial enlarged schematic diagram of the cooperation between the lifting drive assembly and the terminal posture adjustment assembly in the present invention;

[0023] Figure 6 It is a structural schematic diagram of the spraying parallel mechanism in the present invention;

[0024] Figure 7 It is a schematic structural diagram of the positioning and clamping assembly in the present invention.

[0025] Main drawings marked:

[0026] Lifting assembly 1, lifting cylinder 11, guide column 12, push cylinder slide 13, push cylinder base 14, lifting bracket 15, lifting module 16, lifting platform 17, end posture adjustment assembly 2, rotating motor 21, rotating frame 22, module bracket 23, mobile module 24, connecting frame 25, spraying parallel mechanism 3, support frame 31, moving platform 32, fixed platform 33, first motion branch chain 34, first connecting arm 341, second connecting arm 342, driving motor 343, coupling 344, second motion branch chain 35, third motion branch chain 36, positioning and clamping assembly 4, clamp seat, first connecting rod 42, second connecting rod 43, fixing rod 44, elastic member 45, clamp handle 46, clamping plate 47, spray head 5, slide rail 6, slide 61, base 7. DETAILED DESCRIPTION

[0027] In order to fully describe the technical content, structural features, objectives and effects of the present invention, the following will be described in detail with reference to the accompanying drawings.

[0028] The present invention is used for the spraying device of fiber composite door and window profiles, such as Figure 1 and Figure 2As shown, it includes a lifting component 1, a terminal posture adjustment component 2, a spraying parallel mechanism 3, a positioning clamping component 4, a spray head 5 and a slide rail 6. The rotating frame 22 of the terminal posture adjustment component 2 is connected to the lifting platform 17 of the lifting component 1, and the fixed platform 33 of the spraying parallel mechanism 3 is connected to the moving module 24 of the terminal posture adjustment component 2 through a connecting frame 25. The spray head 5 is arranged at the bottom of the moving platform 32 of the spraying parallel mechanism 3. The first end of the profile is connected to the lifting platform 17 of the lifting component 1, and the second end of the profile is locked and fixed by the positioning clamping component 4. The clamping plate 47 of the positioning clamping component 4 is rotatably connected to the slide 61 on the slide rail 6 through a hinge seat. The lifting component 1 is vertically arranged on the base 7, and a plurality of slide rails 6 are horizontally arranged on the base 7. The slide rail 6 is vertically arranged to the lifting cylinder 11. With the cooperation of the lifting assembly 1, the positioning clamping assembly 4 and the slide rail 6, the profile can be quickly locked and the profile angle can be adjusted. The end posture adjustment assembly 2 and the spraying parallel mechanism 3 drive the spray head 5 to move to the set position to achieve multi-angle adjustment and spraying of the profile.

[0029] like Figure 2 and Figure 4 As shown, the lifting assembly 1 includes a lifting cylinder 11, a guide column 12, a push cylinder slide 13, a push cylinder base 14, a lifting bracket 15, a lifting module 16 and a lifting platform 17. The guide columns 12 are symmetrically arranged on both sides of the lifting cylinder 11. The push cylinder slide 13 is sleeved on the guide columns 12. The bottom end of the push cylinder slide 13 is connected to the telescopic rod of the lifting cylinder 11. The push cylinder slide 13 moves along the guide column 12 under the drive of the lifting cylinder 11. The lifting cylinder 11 and the guide column 12 are both arranged on the push cylinder base 14. The bottom end of the lifting bracket 15 is connected to the first side of the push cylinder slide 13. The lifting module 16 is vertically arranged on the lifting bracket 15. The lifting platform 17 is connected to the lifting slide of the lifting module 16.

[0030] like Figure 3 and Figure 5 As shown, the terminal posture adjustment component 2 includes a rotating motor 21, a rotating frame 22, a module bracket 23, a movable module 24 and a connecting frame 25. The rotating motor 21 is fixed on the rotating frame 22, the output shaft of the rotating motor 21 is connected to the first end of the module bracket 23, the movable module 24 is arranged on the module bracket 23, and the connecting frame 25 is connected to the slide of the movable module 24.

[0031] like Figure 6As shown, the spraying parallel mechanism 3 includes a support frame 31, a moving platform 32, a fixed platform 33 and three motion branches connected between the moving platform 32 and the fixed platform 33, and the spraying parallel mechanism 3 includes a first motion branch 34, a second motion branch 35 and a third motion branch 36. Each motion branch is evenly distributed around the moving platform 32 and the fixed platform 33 in a circular shape, and the three motion branches are all SSR configurations. Each motion branch includes a first connecting arm 341, a second connecting arm 342, a driving motor 343 and a coupling 344. The first end of the first connecting arm 341 is connected to the moving platform 32 through a first ball pair S1, the first end of the second connecting arm 342 is connected to the second end of the first connecting arm 341 through a second ball pair S2, and the driving motor 343 is connected to the second end of the second connecting arm 342 through a coupling 344. The first connecting arm 341 and the second connecting arm 342 are both double-link structures.

[0032] like Figure 7 As shown, the positioning and clamping assembly 4 includes a clamp seat, a first connecting rod 42, a second connecting rod 43, a fixed rod 44, an elastic member 45, a clamp handle 46 and a clamping plate 47. The first end of the first connecting rod 42 is rotatably connected to the first end of the clamp seat, the bottom end of the clamp handle 46 is rotatably connected to the second end of the first connecting rod 42 and the first end of the second connecting rod 43 respectively, the second end of the second connecting rod 43 is rotatably connected to the middle part of the fixed rod 44, the first end of the fixed rod 44 is rotatably connected to the second end of the clamp seat, the elastic member 45 is arranged at the second end of the fixed rod 44, and the clamp seat is arranged on the clamping plate 47.

[0033] A spraying method for a spraying device for fiber composite door and window profiles, comprising the following steps:

[0034] S1. Place the door and window profile to be sprayed between the push cylinder slide 13 and the clamping plate 47, lock the profile by positioning the clamping assembly 4, and move the clamp handle 46 downward and lock the profile on the clamping plate 47 under the cooperation of the first connecting rod 42 and the second connecting rod 43.

[0035] S2. Profile angle adjustment: The lifting cylinder 11 drives the push cylinder slide 13 to move back and forth along the guide column 12, and works in conjunction with the slide rail 6 to move the profile to the set position.

[0036] S3. Spray head position adjustment: The terminal posture adjustment component 2 moves to a suitable height under the drive of the lifting module 16, and then the rotary motor 21 moves to adjust the angle of the moving module 24, and the moving module 24 drives the spray parallel mechanism 3 to move axially along the moving module 24.

[0037] S4. The multi-directional spraying of the profile is realized through the spraying parallel mechanism 3. Under the drive of the driving motor 343 in each motion branch chain, the first connecting arm 341 and the second connecting arm 342 are driven to move, and then the moving platform 32 moves to the preset position under the action of each motion branch chain, thereby realizing the comprehensive spraying of the profile by the spray head.

[0038] The present invention is a spraying device for fiber composite door and window profiles. With the cooperation of the lifting component 1, the positioning clamping component 4 and the slide rail 6, the profile can be quickly locked and the profile angle can be adjusted. The terminal posture adjustment component 2 and the spraying parallel mechanism 3 jointly drive the spray head 5 to move to the set position, thereby realizing multi-angle adjustment and multi-directional spraying of the profile, effectively solving the problems of difficulty in comprehensive spraying or uneven spraying of the profile and inability to effectively adjust the spray head 5 in real time according to the spraying situation.

[0039] The embodiments described above are only descriptions of the preferred implementation modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should all fall within the protection scope determined by the claims of the present invention.

Claims

1. A spraying device for fiber composite door and window profiles, characterized in that: It includes a lifting component, a terminal posture adjustment component, a spraying parallel mechanism and a spraying head. The rotating frame of the terminal posture adjustment component is connected to the lifting platform of the lifting component. The fixed platform of the spraying parallel mechanism is connected to the moving module of the terminal posture adjustment component through a connecting frame. The spraying head is arranged at the bottom of the moving platform of the spraying parallel mechanism. The first end of the profile is connected to the lifting platform of the lifting component. The second end of the profile is locked and fixed by a positioning clamping component. The clamping plate of the positioning clamping component is rotatably connected to the slide on the slide rail through a hinge seat. The lifting assembly includes a lifting cylinder, a guide column, a push cylinder slide, a push cylinder base, a lifting bracket, a lifting module and a lifting platform, wherein the guide columns are symmetrically arranged on both sides of the lifting cylinder, the push cylinder slide is sleeved on the guide columns, the bottom end of the push cylinder slide is connected to the telescopic rod of the lifting cylinder, the push cylinder slide moves along the guide column under the drive of the lifting cylinder, and the lifting cylinder and the guide column are both arranged on the push cylinder base, the bottom end of the lifting bracket is connected to the first side of the push cylinder slide, the lifting module is vertically arranged on the lifting bracket, and the lifting platform is connected to the lifting slide of the lifting module; The terminal posture adjustment component comprises a rotating motor, a rotating frame, a module bracket, a mobile module and a connecting frame, wherein the rotating motor is fixed on the rotating frame, the output shaft of the rotating motor is connected to the first end of the module bracket, the mobile module is arranged on the module bracket, and the connecting frame is connected to the slide table of the mobile module; The spraying parallel mechanism includes a support frame, a moving platform, a fixed platform and three SSR configuration motion branches connected between the moving platform and the fixed platform. Each motion branch chain includes a first connecting arm, a second connecting arm, a driving motor and a coupling. The first end of the first connecting arm is connected to the moving platform through a first ball pair, the first end of the second connecting arm is connected to the second end of the first connecting arm through a second ball pair, and the driving motor is connected to the second end of the second connecting arm through a coupling.

2. The spraying device for fiber composite door and window profiles according to claim 1, characterized in that: The positioning and clamping assembly also includes a clamp seat, a first connecting rod, a second connecting rod, a fixed rod and an elastic member, the first end of the first connecting rod is rotatably connected to the first end of the clamp seat, the second end of the second connecting rod is rotatably connected to the middle part of the fixed rod, the first end of the fixed rod is rotatably connected to the second end of the clamp seat, the elastic member is arranged on the second end of the fixed rod, and the clamp seat is arranged on the clamping plate.

3. The spraying device for fiber composite door and window profiles according to claim 2, characterized in that: The positioning clamping assembly also includes a clamp handle, the bottom end of which is rotatably connected to the second end of the first connecting rod and the first end of the second connecting rod respectively.

4. The spraying device for fiber composite door and window profiles according to claim 1, characterized in that: The lifting assembly is vertically arranged on the base, a plurality of slide rails are horizontally arranged on the base, and the slide rails are vertically arranged with the lifting cylinder.

5. The spraying device for fiber composite door and window profiles according to claim 1, characterized in that: The spraying parallel mechanism comprises a first motion branch chain, a second motion branch chain and a third motion branch chain, and each motion branch chain is evenly distributed around the moving platform and the fixed platform in a circular shape.

6. The spraying device for fiber composite door and window profiles according to claim 1, characterized in that: The first connecting arm and the second connecting arm are both double-link structures.

7. A spraying method for a fiber composite door and window profile according to any one of claims 3 to 6, characterized in that: It includes the following steps: S1. Place the door and window profile to be sprayed between the push cylinder slide and the clamping plate, lock the profile by positioning the clamping assembly, move the clamp handle downward and lock the profile on the clamping plate under the cooperation of the first connecting rod and the second connecting rod; S2. Profile angle adjustment: The lifting cylinder drives the push cylinder slide to move back and forth along the guide column, and works in conjunction with the slide rail to move the profile to the set position; S3, spray head position adjustment: the terminal posture adjustment component moves to a suitable height under the drive of the lifting module, and then the rotary motor moves to adjust the angle of the moving module, and the moving module drives the spray parallel mechanism to move axially along the moving module; S4. The multi-directional spraying of the profile is realized through the spraying parallel mechanism. Under the drive of the driving motor in each motion branch chain, the first connecting arm and the second connecting arm are driven to move, and then the moving platform moves to the preset position under the action of each motion branch chain.

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