CN115069458A - Multi-shaft spraying robot for computer housing - Google Patents
Multi-shaft spraying robot for computer housing Download PDFInfo
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- CN115069458A CN115069458A CN202210585838.6A CN202210585838A CN115069458A CN 115069458 A CN115069458 A CN 115069458A CN 202210585838 A CN202210585838 A CN 202210585838A CN 115069458 A CN115069458 A CN 115069458A
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- paint spraying
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- 238000005507 spraying Methods 0.000 title claims abstract description 100
- 239000003973 paint Substances 0.000 claims abstract description 95
- 238000006073 displacement reaction Methods 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims description 47
- 239000007921 spray Substances 0.000 claims description 30
- 230000002441 reversible effect Effects 0.000 claims description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 16
- 238000010422 painting Methods 0.000 claims description 12
- 230000005571 horizontal transmission Effects 0.000 claims description 11
- 230000002457 bidirectional effect Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 230000001960 triggered effect Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000007592 spray painting technique Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000002829 reductive effect Effects 0.000 abstract description 6
- 230000007306 turnover Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
- B05B13/0405—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with reciprocating or oscillating spray heads
- B05B13/041—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with reciprocating or oscillating spray heads with spray heads reciprocating along a straight line
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
- B05B13/0271—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts the object or work standing still during the spraying operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
Landscapes
- Spray Control Apparatus (AREA)
Abstract
The invention relates to the technical field of computer shell paint spraying production, and provides a multi-shaft spraying robot for a computer shell, wherein a turnover structure capable of automatically turning over is arranged to clamp a product to be painted based on the product requirement of two-side paint spraying, and the product to be painted is automatically turned over after one-side paint spraying is finished, so that the stability of the paint spraying structure is improved, the occupancy rate of a field is reduced on the premise of satisfying surrounding paint spraying, and the miniaturization of a device is realized; a displacement structure is designed to drive a paint spraying port on the paint spraying structure to realize multi-point movable paint spraying, so that the spraying uniformity of a paint surface is further improved, and the paint spraying area is enlarged; through the degree of automation of the device, the labor is reduced, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of computer shell paint spraying production, in particular to a multi-axis spraying robot for a computer shell.
Background
The computer is a modern electronic computing machine for high-speed computation, can perform numerical computation and logic computation, has a memory function, is a modern intelligent electronic device, is divided into a host and a case, and the surface of the case shell needs to be sprayed with paint during production and manufacturing, so that a shell spraying device is needed.
The existing shell spraying device for computer production in the market mostly has the following defects in the using process:
(1) the spraying is not uniform enough, so that the color of the surface of the machine shell is not uniform, and the aesthetic feeling is influenced.
(2) In the process of spraying paint, the casing needs to be fixed on a position, the paint spraying device is controlled to spray paint in a surrounding mode, but due to the limitation of the working area, the spraying is not thorough, manual subsequent treatment is needed, the labor capacity is increased, and the production efficiency is influenced.
Disclosure of Invention
The invention provides a multi-shaft spraying robot for a computer shell, which solves the technical problems of uneven spraying, large volume and low working efficiency of the existing computer shell paint spraying device.
In order to solve the technical problems, the invention provides a multi-axis spraying robot for a computer shell, which comprises a horizontally placed U-shaped frame, and a displacement structure, an overturning structure and a paint spraying structure which are arranged on the U-shaped frame; the displacement structure is arranged on the inner side of the U-shaped frame, the overturning structure is arranged on the inner top surface of the outer side of the U-shaped frame, and a paint spraying port of the paint spraying structure is arranged at the movable tail end of the displacement structure;
the overturning structure is used for clamping a product to be painted and overturning the product to be painted to control the surface, which is not painted, of the product to be painted to be opposite to the paint spraying port;
the displacement structure is used for driving the paint spraying port to move in space, and the paint spraying port is controlled to align a product to be sprayed for uniform spraying.
The basic scheme is based on the product requirement of two-side paint spraying, the turnover structure capable of automatically turning over is arranged to clamp the product to be painted, and the product to be painted is automatically turned over after one-side paint spraying is finished, so that the stability of the paint spraying structure is improved, the site occupancy rate is reduced on the premise of meeting the surrounding paint spraying, and the miniaturization of the device is realized; a displacement structure is designed to drive a paint spraying port on the paint spraying structure to realize multi-point movable paint spraying, so that the spraying uniformity of a paint surface is further improved, and the paint spraying area is enlarged; through the degree of automation of the device, the labor is reduced, and the production efficiency is improved.
In a further embodiment, the displacement structure comprises a first moving assembly, a second moving assembly, a third moving assembly and a power transmission device, wherein the power transmission device is arranged on the top surface of the U-shaped frame and is in shaft connection with the first moving assembly and the second moving assembly; one end of the first moving assembly is fixed on the bottom surface of the U-shaped frame, and the other end of the first moving assembly is rotatably arranged on the top surface of the U-shaped frame in a penetrating manner; one end of the second moving assembly is mounted at the movable end of the first moving assembly, and the other end of the second moving assembly is rotatably mounted on the top surface of the U-shaped frame in a penetrating manner; one end of the third moving assembly is fixed at the movable end of the second moving assembly, and the other end of the third moving assembly is used as a movable tail end to be provided with the paint spraying port;
the power transmission device is used for providing power for the first moving assembly and the second moving assembly;
the first moving assembly is used for driving the second moving assembly to move in the vertical direction, and further driving the paint spraying port to move in the vertical direction; the second moving assembly is used for driving the second moving assembly to move in the front-rear direction, and further driving the paint spraying port to move in the front-rear direction; the third moving assembly is used for driving the paint spraying port to move in the front-rear direction.
The first removal subassembly, the second that this scheme utilization connected gradually removes subassembly, third and removes the subassembly, has realized respectively about, around, the degree of freedom of 6 directions and has removed to can drive the port that sprays paint and freely remove in the space, satisfy the distance demand that sprays paint.
In a further embodiment, the first moving assembly comprises a lifting screw pair and a fixed frame, the fixed frame is nested on a moving nut of the lifting screw pair, and the second moving assembly is fixed outside the fixed frame.
This scheme uses the vertical lifting screw pair of installing on U type frame as the core, designs first removal subassembly, not only can satisfy the ascending removal demand in upper and lower side, but also stable support second removal subassembly and third removal subassembly to improve removal structure's stability.
The power transmission device comprises a first forward and reverse rotating motor, a clamping cover and a transmission assembly;
the transmission assembly comprises a first conical friction block, two groups of second conical friction blocks, a first electric mortise lock and a third conical friction block, wherein the two groups of second conical friction blocks, the first electric mortise lock and the third conical friction block are symmetrically distributed on two sides of the first conical friction block; the clamping cover is reversely buckled on the top surface of the U-shaped frame to form a mounting cavity; a transmission shaft of the first forward and reverse rotating motor penetrates through the clamping cover in a rotating mode, and the tail end of the transmission shaft is nested with the first conical friction block; the bottom of the first electric mortise lock is fixed on the inner top surface of the clamping cover, and the bolt end of the first electric mortise lock is provided with the third conical friction block; the two groups of second conical friction blocks are respectively fixed on the top of the lifting screw pair and the top of the second moving assembly;
after the first electric mortise lock is electrically extended, the first conical friction block is mechanically connected with the second conical friction block and the third conical friction block to drive the lifting screw pair and the second movable assembly to work.
The scheme uses the conical friction block as a transmission medium, designs two groups of first electric mortiser locks and third conical friction blocks, improves whether the electric mortiser locks control the first moving assembly and the second moving assembly to be connected with the power transmission device, and then realizes synchronous or asynchronous starting of the first moving assembly and the second moving assembly, and the structure is simple and ingenious.
In a further embodiment, the second moving assembly comprises a telescopic square tube assembly, a channel steel section, a first gear, a first rack and a second electric plug lock, wherein the first gear, the first rack and the second electric plug lock are installed inside the channel steel section; the top end of the telescopic square tube assembly is provided with the second conical friction block, and the bottom of the telescopic square tube assembly is rotatably inserted into the first gear after penetrating through the channel steel section; a transverse stepped through groove is formed in the bottom of the inner cavity of the channel steel section, and a stop block is arranged on the inner side of the edge opening of the stepped through groove; the first rack is in sliding clamping connection with the stepped through groove and is connected with the third moving assembly, and a tooth part faces the first gear; the second electric latch is fixed on the outer side of the channel steel section, and the bolt end of the second electric latch penetrates through the channel steel section and is connected with the first rack in a sliding manner;
after the first electric mortise lock is electrically extended, the auxiliary conical friction block is mechanically connected with the main conical friction block and the second conical friction block to drive the telescopic square tube assembly to stretch and rotate, so that the first gear is driven to rotate; the second electric plug lock is electrically extended to push the first rack to be meshed with the first gear, and the third moving assembly on the first rack is driven to move back and forth.
The first rack and the first gear which are mutually matched in the scheme design have the power transmitted by the power transmission device transmitted by the first gear, the rotating power is converted into the forward and backward movement in the horizontal direction by the first rack, the structure is compact, and the paint spraying movement is controllable.
In a further embodiment, the third moving assembly comprises a first connecting shaft, a second connecting shaft, a first inverted L-shaped plate, a threaded rod and threaded sleeve assembly, a sprocket chain assembly, a third electric plug lock, a second inverted L-shaped plate, a horizontal transmission shaft, a spline shaft and spline sleeve assembly, a bevel gear pair and a transmission gear; the top of the first connecting shaft is connected with the telescopic square tube assembly, and the bottom of the first connecting shaft is sleeved with the chain wheel and chain assembly; the top of the second connecting shaft is connected with the first rack, and the bottom of the second connecting shaft is connected with the horizontal area of the first inverted L-shaped plate; the bottom of the third electric mortise lock is fixed on the upper part of the vertical area of the first inverted L-shaped plate, and the bolt end of the third electric mortise lock is provided with the second inverted L-shaped plate; the threaded rod end of the threaded rod and threaded sleeve assembly penetrates through the lower part of the vertical area of the first inverted L-shaped plate in a rotating mode and is connected with the spline sleeve assembly of the spline shaft, and the threaded sleeve end is connected with the paint spraying port; the spline shaft spline sleeve assembly penetrates through the second inverted L-shaped plate in a rotating mode and is connected with the bevel gear pair; the top end of the horizontal transmission shaft is rotatably arranged in a horizontal area of a second inverted L-shaped plate, the middle part of the horizontal transmission shaft is nested with the transmission gear, and the bottom of the horizontal transmission shaft is connected with the bevel gear pair;
after the third electric mortiser lock got the electric extension, sprocket chain subassembly with drive gear meshes, flexible side's pipe assembly rotates and drives epaxial sprocket chain subassembly of first connecting rotates, and then drives in proper order drive gear, bevel gear pair, integral key shaft spline housing assembly rotate, and then the drive threaded rod thread bush subassembly is last move about the port of spraying paint.
The first connecting axle, the second connecting axle of two sets of parallels of this scheme design are connected the second respectively and are removed the subassembly and the port that sprays paint, utilize sprocket chain subassembly to transmit the power of power transmission device output, control about the thread bush on the threaded rod thread bush subassembly, and then drive remove about the port that sprays paint, through the linkage in proper order of sprocket chain subassembly, drive gear, bevel gear pair, integral key shaft spline housing assembly, threaded rod thread bush subassembly, have improved power transmission device's the rate of utilization to reduce power device's configuration cost.
In a further embodiment, the turning structure comprises a mounting frame, a second forward and reverse rotation motor and a clamping assembly, wherein the second forward and reverse rotation motor and the clamping assembly are mounted on the mounting frame; the clamping assembly is mechanically connected with the second forward and reverse rotating motor;
the clamping assembly comprises a bidirectional screw pair, a rotating pipe, an electric clamp, a fourth electric mortise lock, a photoelectric sensor, a second rack and a fifth electric mortise lock; the bidirectional screw pair comprises a screw rod, a first moving block and a second moving block, wherein the first moving block and the second moving block are movably arranged on the screw rod; the rotating pipe is rotatably arranged on the first moving block, the top of the rotating pipe is provided with a horizontally arranged driving gear, and the bottom of the rotating pipe is provided with the electric clamp; the electric clamp is used for clamping a product to be painted; the fourth electric mortise lock is arranged on the first moving block and points to the rotating pipe; the fifth electric latch is installed on the outer side of the mounting rack, and the bolt end of the fifth electric latch penetrates through the mounting rack and is connected with the second rack; the photoelectric sensor is arranged on the inner wall of the mounting rack and is close to the starting end of the second rack;
the second forward and reverse rotating motor is powered on to rotate, the first moving block is driven to be close to the second rack, after the photoelectric sensor is triggered, the fourth electric mortise lock is controlled to contract and release the rotating pipe, the fifth electric mortise lock extends to push the second rack to be meshed with the driving gear, the first moving block continuously moves, the rotating pipe rotates under the driving of the second rack, and the product to be painted is turned over.
According to the scheme, the second rack and the driving gear which are matched are designed on the horizontal plane, and after one surface is painted, the product to be painted on the rotating pipe can be turned over by means of transmission between the gear and the rack; the fourth electric mortiser lock of design carries on spacingly to the rotating tube, can prevent to treat the product abnormal rotation that sprays paint, improves the stability of spraying paint.
In a further embodiment, the paint spraying structure comprises an electric control spray gun, a hose, a storage tank and a pneumatic pump which are connected in sequence; the material storage tank and the pneumatic pump are arranged on the outer side of the top surface of the U-shaped frame; the electric control spray gun is fixed on the threaded rod thread sleeve assembly as a spray painting port and is connected with the storage tank through a hose.
In a further embodiment, the invention also includes a controller and a ranging sensor in data connection; the distance measuring sensor is arranged on the electric control spray gun; the distance measuring sensor feeds back the distance between the electric control spray gun and a product to be painted to the controller, and the controller is in data connection with the displacement structure and the overturning structure and is used for controlling the displacement structure to drive the electric control spray gun to move and control the overturning structure to overturn the product to be painted.
The information interaction between controller and the range finding sensor is utilized to this scheme, the distance of spraying paint can be mastered in real time to avoid the inhomogeneous problem of spraying that the distance too closely or too far produced, improve the automatic efficiency of spraying paint.
In a further embodiment, the invention further comprises a protection assembly, wherein the protection assembly comprises a material guide plate and a containing box, the material guide plate is mounted on the second moving block, and the containing box is placed under the material guide plate; the material guide plate is of a plate-shaped structure with a vertical upper part and a bent bottom.
This scheme sets up the stock guide at the rear of treating the product that sprays paint, can collect unnecessary coating and hold the box to improve the device cleanliness.
Drawings
FIG. 1 is an overall block diagram of a multi-axis painting robot for a computer housing according to an embodiment of the present invention;
FIG. 2 is a partial block diagram of the power transmission apparatus of FIG. 1 provided in accordance with an embodiment of the present invention;
FIG. 3 is a bottom plan view (in partial cross-section) of the second movement assembly of FIG. 1 provided by an embodiment of the present invention;
FIG. 4 is a diagram illustrating an internal structure of the third movable assembly shown in FIG. 1 according to an embodiment of the present invention;
FIG. 5 is a block diagram of the flip structure of FIG. 1 according to an embodiment of the present invention;
wherein: a U-shaped frame A;
a displacement structure B, a first moving assembly 1, a lifting screw pair 11 and a fixed frame 12;
the second moving assembly 2 comprises a telescopic square tube assembly 21, a channel steel section 22, a first gear 23, a first rack 24, a second electric mortise lock 25, a stepped through groove 26 and a stop block 27;
a third moving assembly 3, a first connecting shaft 301, a second connecting shaft 302, a first inverted L-shaped plate 303, a threaded rod and threaded sleeve assembly 304, a sprocket chain assembly 305, a third electric latch 306, a second inverted L-shaped plate 307, a horizontal transmission shaft 308, a spline shaft and spline sleeve assembly 309, a bevel gear pair 310 and a transmission gear 311;
the power transmission device 4 comprises a first forward and reverse rotation motor 41, a clamping cover 42, a first conical friction block 43, a second conical friction block 44, a first electric plug lock 45 and a third conical friction block 46;
the turning structure C, the mounting frame 5, the second forward and reverse rotating motor 6, the clamping assembly 7, the bidirectional screw pair 71, the screw 711, the first moving block 712 and the second moving block 713; a rotating pipe 72, an electric clamp 73, a fourth electric latch 74, a photoelectric sensor 75, a second rack 76 and a fifth electric latch 77;
the paint spraying structure D comprises an electric control spray gun D1, a hose D2, a storage tank D3 and a pneumatic pump D4;
a distance measuring sensor E; a protective component F, a material guide plate F1 and a containing box F2; product G to be painted.
Detailed Description
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, which are given solely for the purpose of illustration and are not to be construed as limitations of the present invention, including reference to and illustration of the accompanying drawings, which are not to be construed as limitations of the scope of the invention, since many variations thereof are possible without departing from the spirit and scope of the invention.
The embodiment of the invention provides a multi-axis spraying robot for a computer shell, which comprises a horizontally placed U-shaped frame A, a displacement structure B, an overturning structure C and a paint spraying structure D, wherein the displacement structure B, the overturning structure C and the paint spraying structure D are arranged on the U-shaped frame A; the displacement structure B is arranged on the inner side of the U-shaped frame A, the overturning structure C is arranged on the inner top surface of the outer side of the U-shaped frame A, and the paint spraying port of the paint spraying structure D is arranged at the movable tail end of the displacement structure B;
the overturning structure C is used for clamping a product G to be painted and overturning the product G to be painted to control the surface, which is not painted, of the product G to be painted to be opposite to a paint spraying port;
the displacement structure B is used for driving the paint spraying port to move in space, and the paint spraying port is controlled to aim at the product G to be painted to be evenly sprayed.
In this embodiment, the product G to be painted includes, but is not limited to, a computer housing.
In this embodiment, the displacement structure B includes a first moving assembly 1, a second moving assembly 2, a third moving assembly 3 and a power transmission device 4, the power transmission device 4 is installed on the top surface of the U-shaped frame a, and is coupled to the first moving assembly 1 and the second moving assembly 2; one end of the first moving assembly 1 is fixed on the bottom surface of the U-shaped frame A, and the other end of the first moving assembly is rotatably arranged on the top surface of the U-shaped frame A in a penetrating manner; one end of the second moving component 2 is arranged at the movable end of the first moving component 1, and the other end of the second moving component is arranged on the top surface of the U-shaped frame A in a penetrating and rotating mode; one end of the third moving assembly 3 is fixed at the movable end of the second moving assembly 2, and the other end of the third moving assembly is used as a movable tail end to be provided with a paint spraying port;
the power transmission device 4 is used for providing power for the first moving assembly 1 and the second moving assembly 2;
the first moving assembly 1 is used for driving the second moving assembly 2 to move in the vertical direction, and further driving the paint spraying port to move in the vertical direction; the second moving assembly 2 is used for driving the second moving assembly 2 to move in the front-back direction, and further driving the paint spraying port to move in the front-back direction; the third moving assembly 3 is used for driving the paint spraying port to move in the front-back direction.
This embodiment utilizes the first subassembly 1, the second that removes that connect gradually to remove subassembly 2, the third removes subassembly 3, has realized the freedom degree removal of 6 directions about, around, respectively about from top to bottom to can drive the port that sprays paint and freely remove in the space, satisfy the distance demand that sprays paint.
In this embodiment, the first moving assembly 1 includes a lifting screw pair 11 and a fixed frame 12, the fixed frame 12 is nested on a moving nut of the lifting screw pair 11, and the second moving assembly 2 is fixed outside the fixed frame 12.
Among them, the fixing frame 12 is preferably a frame shaped like a Chinese character hui.
This embodiment uses vertical installation to go up and down screw pair 11 on U type frame A as the core, designs first removal subassembly 1, not only can satisfy the ascending removal demand in upper and lower direction, but also stable support second removal subassembly 2 and third removal subassembly 3 to improve the stability of moving structure.
The power transmission device 4 comprises a first positive and negative rotation motor 41, a clamping cover 42 and a transmission assembly;
the transmission assembly comprises a first conical friction block 43, two groups of second conical friction blocks 44, a first electric plug lock 45 and a third conical friction block 46 which are symmetrically distributed on two sides of the first conical friction block 43; the clamping cover 42 is reversely buckled on the top surface of the U-shaped frame A to form a mounting cavity; a transmission shaft of the first forward and reverse rotation motor 41 penetrates through the clamping cover 42 in a rotating mode, and a first conical friction block 43 is nested at the tail end of the first forward and reverse rotation motor; the bottom of the first electric latch 45 is fixed on the inner top surface of the clamping cover 42, and the bolt end of the first electric latch is provided with a third conical friction block 46; two groups of second conical friction blocks 44 are respectively fixed on the top of the lifting screw pair 11 and the top of the second moving assembly 2;
after the first electric latch 45 is electrically extended, the first tapered friction block 43 is mechanically connected with the second tapered friction block 44 and the third tapered friction block 46 to drive the lifting screw pair 11 and the second moving assembly 2 to work. Referring to fig. 2, the left second conical friction block 44 is connected to the elevator screw assembly 11, and the right second conical friction block 44 is connected to the second moving assembly 2.
In the embodiment, the conical friction blocks are used as transmission media, two groups of first electric mortiser locks 45 and third conical friction blocks 46 are designed, whether the electric mortiser locks control the first moving assembly 1 and the second moving assembly 2 to be connected to the power transmission device 4 or not is improved, synchronous or asynchronous starting of the first moving assembly 1 and the second moving assembly 2 is further realized, and the structure is simple and ingenious.
In the present embodiment, referring to fig. 3, the second moving assembly 2 includes a telescopic square tube assembly 21, a channel steel section 22, and a first gear 23, a first rack 24, and a second electric latch 25 mounted inside the channel steel section 22; the top end of the telescopic square pipe component 21 is provided with a second conical friction block 44, and the bottom of the telescopic square pipe component is embedded into the first gear 23 after rotating to penetrate through the channel steel section 22; a transverse stepped through groove 26 is formed in the bottom of the inner cavity of the channel steel section 22, a stop 27 is arranged on the inner side of the edge of the stepped through groove 26, and the stop 27 is used for limiting the first rack 24 to be obtained in the stepped through groove 26; the first rack 24 is in sliding clamping connection with the stepped through groove 26 and is connected with the third moving assembly 3, and the tooth part faces the first gear 23; the second electric latch 25 is fixed outside the channel steel section 22, and the bolt end of the second electric latch penetrates through the channel steel section 22 and is connected with the first rack 24 in a sliding manner;
after the first electric mortise lock 45 is electrically extended, the auxiliary conical friction block is mechanically connected with the main conical friction block and the second conical friction block 44 to drive the telescopic square tube assembly 21 to stretch and rotate, and further drive the first gear 23 to rotate; the second electric latch 25 is electrically extended to push the first rack 24 to engage with the first gear 23, so as to drive the third moving component 3 on the first rack 24 to move back and forth.
In the embodiment, the first rack 24 and the first gear 23 which are matched with each other are designed, the first gear 23 transmits the power transmitted by the power transmission device 4, and the first rack 24 converts the rotary power into the front and back movement in the horizontal direction, so that the structure is compact, and the paint spraying movement is controllable.
In the present embodiment, referring to fig. 4, the third moving assembly 3 includes a first connecting shaft 301, a second connecting shaft 302, a first inverted L-shaped plate 303, a threaded rod and threaded sleeve assembly 304, a sprocket chain assembly 305, a third electric latch 306, a second inverted L-shaped plate 307, a horizontal transmission shaft 308, a spline shaft and spline sleeve assembly 309, a bevel gear pair 310 and a transmission gear 311; the top of the first connecting shaft 301 is connected with the telescopic square tube assembly 21, and the bottom of the first connecting shaft is sleeved with the chain wheel chain assembly 305; the top of the second connecting shaft 302 is connected with the first rack 24, and the bottom end is connected with the horizontal area of the first inverted L-shaped plate 303; the bottom of the third electric latch 306 is fixed on the upper part of the vertical area of the first inverted-L-shaped plate 303, and the bolt end of the third electric latch is provided with a second inverted-L-shaped plate 307; the threaded rod end of the threaded rod and threaded sleeve assembly 304 rotatably penetrates through the lower part of the vertical area of the first inverted L-shaped plate 303 and is connected with the spline shaft and splined sleeve assembly 309, and the threaded sleeve end is connected with a paint spraying port; the spline shaft spline sleeve assembly 309 penetrates through the second inverted-L-shaped plate 307 in a rotating mode and is connected with the bevel gear pair 310; the top end of the horizontal transmission shaft 308 is rotatably arranged in the horizontal area of the second inverted L-shaped plate 307, a transmission gear 311 is nested in the middle, and the bottom is connected with a bevel gear pair 310;
after the third electric mortise lock 306 is electrically extended, the sprocket chain assembly 305 is meshed with the transmission gear 311, the telescopic square tube assembly 21 rotates to drive the sprocket chain assembly 305 on the first connecting shaft 301 to rotate, and then the transmission gear 311, the bevel gear pair 310 and the spline shaft spline housing assembly 309 are sequentially driven to rotate, so that the paint spraying port on the threaded rod and thread sleeve assembly 304 is driven to move left and right.
The first connecting axle 301, the second connecting axle 302 of two sets of parallels of this embodiment design, connect the second respectively and remove subassembly 2 and the port of spraying paint, utilize sprocket chain subassembly 305 to transmit the power of 4 exports of power transmission device, control about the thread bush on the threaded rod thread bush subassembly 304, and then drive and remove about the port of spraying paint, through sprocket chain subassembly 305, drive gear 311, bevel gear pair 310, integral key shaft spline housing subassembly 309, the linkage in proper order of threaded rod thread bush subassembly 304, the rate of utilization of power transmission device 4 has been improved, thereby reduce power device's configuration cost.
In the present embodiment, referring to fig. 5, the turning structure C includes a mounting frame 5, and a second forward and backward rotation motor 6 and a clamping assembly 7 mounted on the mounting frame 5; the clamping assembly 7 is mechanically connected with a second forward and reverse rotating motor 6;
preferably, the mounting frame 5 adopts an inverted F-shaped plate, and a second forward and reverse rotating motor 6 and a clamping assembly 7 are arranged at intervals, but the overturning movement of a product G to be painted is not influenced.
The clamping assembly 7 comprises a bidirectional screw pair 71, a rotating pipe 72, an electric clamp 73 (the drawing is a structural schematic, and the type of the electric clamp 73 can be selected according to actual requirements), a fourth electric latch 74, a photoelectric sensor 75, a second rack 76 and a fifth electric latch 77; the bidirectional screw pair 71 comprises a screw 711 and a first moving block 712 and a second moving block 713 movably mounted on the screw 711; the rotating pipe 72 is rotatably mounted on the first moving block 712, the top of the rotating pipe is provided with a horizontally mounted driving gear, and the bottom of the rotating pipe is provided with an electric clamp 73; the electric clamp 73 is used for clamping a product G to be painted; the fourth electric latch 74 is mounted on the first moving block 712 and is directed to the rotating tube 72; a fifth electric latch 77 is arranged outside the mounting rack 5, and a bolt pin end of the fifth electric latch penetrates through the mounting rack 5 to be connected with the second rack 76; the photoelectric sensor 75 is arranged on the inner wall of the mounting frame 5 and is close to the starting end of the second rack 76;
as a preferred embodiment, a U-shaped plate mounted on first moving block 712 may be used to mount rotating tube 72; the guide plate F1 is installed by using a connection hole plate installed on the second moving block 713; the inner end of the rotating pipe 72 is provided with a rotary electric connector connected with the electric clamp 73, so that wiring is facilitated.
In other embodiments, a sensor having a function similar to that of the photosensor 75 can be provided and selected according to the need, and is not limited to the photosensor 75.
The second forward and reverse rotating motor 6 is powered to rotate to drive the first moving block 712 to be close to the second rack 76, after the photoelectric sensor 75 is triggered, the fourth electric mortise lock 74 is controlled to contract and release the rotating pipe 72, the fifth electric mortise lock 77 extends to push the second rack 76 to be meshed with the driving gear, the first moving block 712 continuously moves, and the rotating pipe 72 is driven by the second rack 76 to rotate to complete the overturning of the product G to be painted. After the turning is completed, the fourth electric latch 74 is controlled to extend to lock the rotating tube 72, and the fifth electric latch 77 is contracted to separate the second rack 76 from the driving gear.
In the embodiment, the second rack 76 and the driving gear which are matched are designed on the horizontal plane, so that after one surface is painted, the product G to be painted on the rotating pipe 72 can be turned over by utilizing the transmission between the gear and the rack; the fourth electric mortise lock 74 is designed to limit the rotating pipe 72, so that the product G to be painted can be prevented from abnormally rotating, and the painting stability is improved.
In this embodiment, the paint spraying structure D includes an electrically controlled spray gun D1, a hose D2, a storage tank D3, and a pneumatic pump D4 connected in sequence; the material storage tank D3 and the pneumatic pump D4 are arranged on the outer side of the top surface of the U-shaped frame A; an electrically controlled spray gun D1, which serves as a spray port, is attached to the threaded shank/nipple assembly 304 and is connected to the reservoir D3 by a hose D2.
Preferably, the outer wall of the hose D2 is rotatably sleeved with a flexible spring to reduce abrasion; the inner wall of the guide plate F1 is attached with a film to reduce the adhesion of paint.
In this embodiment, the present invention further comprises a controller and a ranging sensor E connected with data; the distance measuring sensor E is arranged on the electric control spray gun D1; the distance measuring sensor E feeds back the distance between the electric control spray gun D1 and the product G to be sprayed to the controller, and the controller is in data connection with the displacement structure B and the overturning structure C and is used for controlling the displacement structure B to drive the electric control spray gun D1 to move and controlling the overturning structure C to overturn the product G to be sprayed.
In this embodiment, the controller includes, but is not limited to, a device or a chip having program control, such as an upper computer.
Preferably, a timing trigger module and a wireless remote control trigger module are configured on the controller, and the controller is connected with the first electric mortise lock 45-the fifth electric mortise lock 77, the first forward and reverse rotating motor 41 and the second forward and reverse rotating motor 6; the controller is designed in a continuous timing mode, and the power transmission device 4, the first moving assembly 1, the second moving assembly 2, the third moving assembly 3, the electric control spray gun D1, the pneumatic pump D4 and the turnover structure C are controlled in sequence to automatically and continuously work, so that automation is improved.
The embodiment utilizes the information interaction between the controller and the distance measuring sensor E, and can master the paint spraying distance in real time, thereby avoiding the problem of uneven spraying caused by too close or too far distance and improving the automatic efficiency of paint spraying.
In this embodiment, the present invention further includes a guard assembly F, where the guard assembly F includes a material guide plate F1 and a containing box F2, the material guide plate F1 is mounted on the second moving block 713, and the containing box F2 is disposed right below the material guide plate F1; the guide plate F1 is a plate-shaped structure with a vertical upper part and a bent bottom.
In the embodiment, the guide plate F1 is arranged behind the product G to be painted, so that redundant paint can be collected in the containing box F2, and the cleanliness of the device is improved.
In this embodiment, the specific paint spraying control process is as follows:
the guide plate F1 is mounted on the second moving block 713, and the controller controls the electric clamp 73 to clamp the product G to be painted.
The first forward and reverse rotation motor 41 is used for driving the lifting screw pair 11, the second moving assembly 2 and the third moving assembly 3, so that the electric control spray gun D1 is aligned with the computer shell to move up, down, left and right, and back and forth, and the pneumatic pump D4 is controlled to be matched with the hose D2 and the electric control spray gun D1 for uniform spraying.
After one surface is sprayed, the second forward and reverse rotation motor 6 is driven, and the product G to be sprayed is controlled to turn over through the cooperation of the bidirectional screw pair 71, the driving gear and the second rack 76, so that the inner and outer spraying is finished.
Finally, the controller issues a control command to control the electric clamp 73 to release the painted product.
According to the embodiment of the invention, based on the product requirement of two-side paint spraying, the turnover structure C capable of automatically turning over is arranged to clamp the product G to be painted, and after one-side paint spraying is finished, the product G to be painted is automatically turned over, so that the stability of the paint spraying structure D is improved, the occupancy rate of a field is reduced on the premise of satisfying surrounding paint spraying, and the miniaturization of the device is realized; designing a displacement structure B to drive a paint spraying port on the paint spraying structure D to realize multi-point movable paint spraying, further improving the spraying uniformity of a paint surface and enlarging the paint spraying area; through the degree of automation of the device, the labor is reduced, and the production efficiency is improved.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (10)
1. A multi-axis painting robot for a computer housing, characterized by: the device comprises a horizontally placed U-shaped frame, and a displacement structure, an overturning structure and a paint spraying structure which are arranged on the U-shaped frame; the displacement structure is arranged on the inner side of the U-shaped frame, the overturning structure is arranged on the inner top surface of the outer side of the U-shaped frame, and a paint spraying port of the paint spraying structure is arranged at the movable tail end of the displacement structure;
the overturning structure is used for clamping a product to be painted and overturning the product to be painted to control the surface, which is not painted, of the product to be painted to be opposite to the paint spraying port;
the displacement structure is used for driving the paint spraying port to move in space, and the paint spraying port is controlled to align a product to be sprayed for uniform spraying.
2. A multi-axis painting robot for a computer housing as defined in claim 1, wherein: the displacement structure comprises a first moving assembly, a second moving assembly, a third moving assembly and a power transmission device, wherein the power transmission device is arranged on the top surface of the U-shaped frame and is in shaft connection with the first moving assembly and the second moving assembly; one end of the first moving assembly is fixed on the bottom surface of the U-shaped frame, and the other end of the first moving assembly is rotatably arranged on the top surface of the U-shaped frame in a penetrating manner; one end of the second moving assembly is mounted at the movable end of the first moving assembly, and the other end of the second moving assembly is rotatably mounted on the top surface of the U-shaped frame in a penetrating manner; one end of the third moving assembly is fixed at the movable end of the second moving assembly, and the other end of the third moving assembly is used as a movable tail end to be provided with the paint spraying port;
the power transmission device is used for providing power for the first moving assembly and the second moving assembly;
the first moving assembly is used for driving the second moving assembly to move in the vertical direction, and further driving the paint spraying port to move in the vertical direction; the second moving assembly is used for driving the second moving assembly to move in the front-rear direction, and further driving the paint spraying port to move in the front-rear direction; the third moving assembly is used for driving the paint spraying port to move in the front-rear direction.
3. A multi-axis painting robot for a computer housing as defined in claim 2, wherein: the first moving assembly comprises a lifting screw pair and a fixing frame, the fixing frame is nested on a moving nut of the lifting screw pair, and the second moving assembly is fixed on the outer side of the fixing frame.
4. A multi-axis painting robot for a computer housing as defined in claim 3, wherein: the power transmission device comprises a first positive and negative rotation motor, a clamping cover and a transmission assembly;
the transmission assembly comprises a first conical friction block, two groups of second conical friction blocks, a first electric mortise lock and a third conical friction block, wherein the two groups of second conical friction blocks, the first electric mortise lock and the third conical friction block are symmetrically distributed on two sides of the first conical friction block; the clamping cover is reversely buckled on the top surface of the U-shaped frame to form a mounting cavity; a transmission shaft of the first forward and reverse rotating motor penetrates through the clamping cover in a rotating mode, and the tail end of the transmission shaft is nested with the first conical friction block; the bottom of the first electric mortise lock is fixed on the inner top surface of the clamping cover, and the bolt end of the first electric mortise lock is provided with the third conical friction block; the two groups of second conical friction blocks are respectively fixed on the top of the lifting screw pair and the top of the second moving assembly;
after the first electric mortise lock is electrically extended, the first conical friction block is mechanically connected with the second conical friction block and the third conical friction block to drive the lifting screw pair and the second movable assembly to work.
5. A multi-axis painting robot for a computer housing as defined in claim 4, wherein: the second moving assembly comprises a telescopic square pipe assembly, a channel steel section, a first gear, a first rack and a second electric mortise lock, wherein the first gear, the first rack and the second electric mortise lock are arranged in the channel steel section; the top end of the telescopic square tube assembly is provided with the second conical friction block, and the bottom of the telescopic square tube assembly is rotatably inserted into the first gear after penetrating through the channel steel section; a transverse stepped through groove is formed in the bottom of the inner cavity of the channel steel section, and a stop block is arranged on the inner side of the edge opening of the stepped through groove; the first rack is in sliding clamping connection with the stepped through groove and is connected with the third moving assembly, and a tooth part faces the first gear; the second electric mortise lock is fixed on the outer side of the channel steel section, and the bolt end of the second electric mortise lock penetrates through the channel steel section and is in sliding connection with the first rack;
after the first electric mortise lock is electrically extended, the auxiliary conical friction block is mechanically connected with the main conical friction block and the second conical friction block to drive the telescopic square tube assembly to stretch and rotate, so that the first gear is driven to rotate; the second electric plug lock is electrically extended to push the first rack to be meshed with the first gear, and the third moving assembly on the first rack is driven to move back and forth.
6. A multi-axis painting robot for a computer housing as defined in claim 5, wherein: the third moving assembly comprises a first connecting shaft, a second connecting shaft, a first inverted L-shaped plate, a threaded rod and threaded sleeve assembly, a chain wheel and chain assembly, a third electric mortise lock, a second inverted L-shaped plate, a horizontal transmission shaft, a spline shaft and spline sleeve assembly, a bevel gear pair and a transmission gear; the top of the first connecting shaft is connected with the telescopic square tube assembly, and the bottom of the first connecting shaft is sleeved with the chain wheel and chain assembly; the top of the second connecting shaft is connected with the first rack, and the bottom of the second connecting shaft is connected with the horizontal area of the first inverted L-shaped plate; the bottom of the third electric mortise lock is fixed on the upper part of the vertical area of the first inverted L-shaped plate, and the bolt end of the third electric mortise lock is provided with the second inverted L-shaped plate; the threaded rod end of the threaded rod threaded sleeve assembly rotatably penetrates through the lower part of the vertical area of the first inverted L-shaped plate and is connected with the spline shaft spline sleeve assembly, and the threaded sleeve end is connected with the paint spraying port; the spline shaft spline sleeve assembly penetrates through the second inverted L-shaped plate in a rotating mode and is connected with the bevel gear pair; the top end of the horizontal transmission shaft is rotatably arranged in the horizontal area of the second inverted L-shaped plate, the transmission gear is nested in the middle of the horizontal transmission shaft, and the bottom of the horizontal transmission shaft is connected with the bevel gear pair;
after the third electric mortiser lock got the electric extension, sprocket chain subassembly with drive gear meshes, flexible side's pipe assembly rotates and drives on the first connecting axle sprocket chain subassembly rotates, and then drives in proper order drive gear, bevel gear pair, integral key shaft spline housing subassembly rotate, and then the drive threaded rod thread bush subassembly is last move about the port that sprays paint.
7. A multi-axis painting robot for a computer housing as defined in claim 1, wherein: the overturning structure comprises a mounting frame, a second forward and reverse rotating motor and a clamping assembly, wherein the second forward and reverse rotating motor and the clamping assembly are mounted on the mounting frame; the clamping assembly is mechanically connected with the second forward and reverse rotating motor;
the clamping assembly comprises a bidirectional screw pair, a rotating pipe, an electric clamp, a fourth electric mortise lock, a photoelectric sensor, a second rack and a fifth electric mortise lock; the bidirectional screw pair comprises a screw rod, a first moving block and a second moving block, wherein the first moving block and the second moving block are movably arranged on the screw rod; the rotating pipe is rotatably arranged on the first moving block, the top of the rotating pipe is provided with a horizontally arranged driving gear, and the bottom of the rotating pipe is provided with the electric clamp; the electric clamp is used for clamping a product to be painted; the fourth electric mortise lock is arranged on the first moving block and points to the rotating pipe; the fifth electric latch is installed on the outer side of the mounting rack, and the bolt end of the fifth electric latch penetrates through the mounting rack and is connected with the second rack; the photoelectric sensor is arranged on the inner wall of the mounting rack and is close to the starting end of the second rack;
the second forward and reverse rotating motor is powered on to rotate, the first moving block is driven to be close to the second rack, after the photoelectric sensor is triggered, the fourth electric mortise lock is controlled to contract and release the rotating pipe, the fifth electric mortise lock extends to push the second rack to be meshed with the driving gear, the first moving block continuously moves, the rotating pipe rotates under the driving of the second rack, and the product to be painted is turned over.
8. A multi-axis painting robot for a computer housing as defined in claim 6, wherein: the paint spraying structure comprises an electric control spray gun, a hose, a material storage tank and a pneumatic pump which are connected in sequence; the material storage tank and the pneumatic pump are arranged on the outer side of the top surface of the U-shaped frame; the electric control spray gun is fixed on the threaded rod thread sleeve assembly as a spray painting port and is connected with the storage tank through a hose.
9. A multi-axis painting robot for a computer housing as defined in claim 8, wherein: the system also comprises a controller and a distance measuring sensor which are connected by data; the distance measuring sensor is arranged on the electric control spray gun; the distance measuring sensor feeds back the distance between the electric control spray gun and a product to be painted to the controller, and the controller is in data connection with the displacement structure and the overturning structure and is used for controlling the displacement structure to drive the electric control spray gun to move and control the overturning structure to overturn the product to be painted.
10. A multi-axis painting robot for a computer housing as defined in claim 7, wherein: the protective assembly comprises a material guide plate and a containing box, the material guide plate is mounted on the second moving block, and the containing box is placed under the material guide plate; the material guide plate is of a plate-shaped structure with a vertical upper part and a bent bottom.
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| CN202210585838.6A CN115069458B (en) | 2022-05-27 | 2022-05-27 | Multi-axis spraying robot for computer shell |
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| CN202210585838.6A CN115069458B (en) | 2022-05-27 | 2022-05-27 | Multi-axis spraying robot for computer shell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117531630A (en) * | 2024-01-09 | 2024-02-09 | 泰州市华晨曲木家具有限公司 | Multifunctional paint spraying device for production of wood multimedia frames |
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| CN117531630B (en) * | 2024-01-09 | 2024-04-09 | 泰州市华晨曲木家具有限公司 | Multifunctional paint spraying device for production of wood multimedia frames |
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| Publication number | Publication date |
|---|---|
| CN115069458B (en) | 2023-11-07 |
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