CN115069458B - Multi-axis spraying robot for computer shell - Google Patents
Multi-axis spraying robot for computer shell Download PDFInfo
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- CN115069458B CN115069458B CN202210585838.6A CN202210585838A CN115069458B CN 115069458 B CN115069458 B CN 115069458B CN 202210585838 A CN202210585838 A CN 202210585838A CN 115069458 B CN115069458 B CN 115069458B
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- assembly
- moving
- paint spraying
- mortise lock
- electric mortise
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- 238000005507 spraying Methods 0.000 title claims abstract description 102
- 239000003973 paint Substances 0.000 claims abstract description 102
- 238000006073 displacement reaction Methods 0.000 claims abstract description 26
- 230000007306 turnover Effects 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims description 54
- 239000007921 spray Substances 0.000 claims description 32
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 230000002441 reversible effect Effects 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 12
- 230000005571 horizontal transmission Effects 0.000 claims description 10
- 230000002457 bidirectional effect Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 5
- 238000010422 painting Methods 0.000 claims description 3
- 238000007592 spray painting technique Methods 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims description 3
- 230000002829 reductive effect Effects 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000000670 limiting effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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-axis spraying robot for a computer shell, which is based on the product requirement of two-sided paint spraying, and is provided with a turnover structure capable of automatically turning over to clamp a product to be painted, when one-sided paint spraying is finished, the product to be painted is automatically turned over, so that the stability of the paint spraying structure is improved, the site occupancy rate is reduced on the premise of meeting the requirement of surrounding paint spraying, and the miniaturization of the device is realized; the displacement structure is designed, a paint spraying port on the paint spraying structure is driven to realize multi-point movable paint spraying, the spraying uniformity of a paint surface is further improved, and the paint spraying area is enlarged; through the degree of automation that improves the device, reduced the manual work, improved production efficiency.
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 computing, can perform numerical computation and logic computation, has a memory function, is modern intelligent electronic equipment, is divided into a host and a case, and the case shell needs to be sprayed with paint when being produced and manufactured, 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 use process:
(1) The spraying is not uniform enough, which causes uneven color on the surface of the shell and affects the aesthetic feeling.
(2) In the process of spraying paint, the shell needs to be fixed at a position, and the paint spraying device is controlled to spray paint in a surrounding mode, but the machine cannot be sprayed thoroughly due to the limitation of the working area, manual subsequent treatment is needed, the labor capacity is increased, and the production efficiency is affected.
Disclosure of Invention
The invention provides a multi-axis spraying robot for a computer shell, which solves the technical problems of uneven spraying, large volume and low working efficiency of the traditional computer shell 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, a turnover structure and a 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 turnover structure is used for clamping a product to be painted and turning over the product to be painted to control the non-painted surface of the product to be painted to face the painting port;
the displacement structure is used for driving the paint spraying port to spatially move and controlling the paint spraying port to uniformly spray the product to be sprayed.
The basic scheme is based on the product requirement of two-sided paint spraying, and the product to be painted is clamped by the automatically-reversible turnover structure, so that the product to be painted is automatically turned after one-sided paint spraying is finished, the stability of the paint spraying structure is improved, the site occupancy rate is reduced on the premise of meeting the requirement of surrounding paint spraying, and the miniaturization of the device is realized; the displacement structure is designed, a paint spraying port on the paint spraying structure is driven to realize multi-point movable paint spraying, the spraying uniformity of a paint surface is further improved, and the paint spraying area is enlarged; through the degree of automation that improves the device, reduced the manual work, improved production efficiency.
In a further embodiment, the displacement structure comprises a first moving component, a second moving component, a third moving component 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 component and the second moving component; one end of the first moving component is fixed on the bottom surface of the U-shaped frame, and the other end of the first moving component penetrates through the bottom surface of the U-shaped frame and is rotatably installed on the top surface of the U-shaped frame; one end of the second moving component is arranged at the movable end of the first moving component, and the other end of the second moving component penetrates through the movable end and is rotatably arranged on the top surface of the U-shaped frame; 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 end to install 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, so as to drive 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-back direction, so as to drive the paint spraying port to move in the front-back direction; the third moving component is used for driving the paint spraying port to move in the front-back direction.
The first movable assembly, the second movable assembly and the third movable assembly which are sequentially connected are utilized, and the degree of freedom movement in the 6 directions of up and down, front and back and left and right is realized, so that a paint spraying port can be driven to freely move in space, and the distance requirement of paint spraying is met.
In a further embodiment, 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 outside the fixing frame.
This scheme is with vertical installation at U type frame lift lead screw pair as the core, designs first removal subassembly, not only can satisfy the ascending removal demand of upper and lower direction, but also stable support second removal subassembly and third removal subassembly to improve the stability of moving the structure.
The power transmission device comprises a first forward and reverse 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 which 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 an installation cavity; the transmission shaft of the first forward and backward rotating motor rotates to penetrate through the clamping cover, 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 at 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 moving assembly to work.
The scheme uses the conical friction block as a transmission medium, designs two groups of first electric mortise locks and third conical friction blocks, improves whether the electric mortise locks control the first moving assembly and the second moving assembly to be connected with a power transmission device, and further realizes synchronous or asynchronous starting of the first moving assembly and the second moving assembly, and has a simple and ingenious structure.
In a further embodiment, the second moving assembly comprises a telescopic square tube assembly, a channel steel section, and a first gear, a first rack and a second electric mortise lock which are arranged 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 penetrates through the groove steel section in a rotating mode and then is nested with the first gear; a transverse step through groove is formed in the bottom of the inner cavity of the channel steel section, and a stop block is arranged at the inner side of the edge of the step through groove; the first rack is in sliding clamping connection with the stepped through groove and is connected with the third moving assembly, and the 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 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 mortise lock can be electrically stretched 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 forwards and backwards.
The first rack and the first gear which are matched with each other are designed, power transmitted by the first gear transmission power transmission device is transmitted, the first rack converts rotary power into front-back movement in the horizontal direction, 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 plate, a threaded rod thread sleeve assembly, a sprocket chain assembly, a third electric mortise lock, a second inverted-L plate, a horizontal transmission shaft, a spline shaft 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 sprocket 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 at the upper part of the vertical area of the first inverted-L-shaped plate, and the second inverted-L-shaped plate is installed at the pin end of the third electric mortise lock; the threaded rod end of the threaded rod thread 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 shaft spline sleeve assembly, and the threaded sleeve end is connected with the paint spraying port; the spline shaft and spline housing 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 mortise lock is electrically extended, the sprocket chain assembly is meshed with the transmission gear, the telescopic square tube assembly is rotated to drive the sprocket chain assembly on the first connecting shaft to rotate, and then the transmission gear, the bevel gear pair and the spline shaft spline housing assembly are sequentially driven to rotate, and then the paint spraying port on the threaded rod thread housing assembly is driven to move left and right.
The scheme designs two sets of parallel first connecting shafts, second connecting shafts, connects the second respectively and removes subassembly and spray paint the port, utilizes sprocket chain subassembly transmission power transmission device output's power, and the thread bush on the control threaded rod thread bush subassembly is moved about, and then drives spray paint the port and remove about, through sprocket chain subassembly, drive gear, bevel gear pair, spline shaft spline housing subassembly, threaded rod thread bush subassembly's linkage in proper order, has improved power transmission device's rate of utilization to power device's configuration cost is reduced.
In a further embodiment, the turnover structure comprises a mounting frame, a second forward and reverse rotation motor and a clamping assembly which are mounted on the mounting frame; the clamping assembly is mechanically connected with the second forward and reverse rotation motor;
the clamping assembly comprises a bidirectional screw pair, a rotary 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, and a first moving block and a second moving block which 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 horizontal installation 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 sprayed with paint; the fourth electric mortise lock is arranged on the first moving block and points to the rotating pipe; the fifth electric mortise lock is arranged on the outer side of the mounting frame, and the bolt end of the fifth electric mortise lock penetrates through the mounting frame to be connected with the second rack; the photoelectric sensor is arranged on the inner wall of the mounting frame and abuts against the starting end of the second rack;
the second positive and negative rotating motor rotates electrically to drive the first moving block to be close to the second rack, the photoelectric sensor is triggered to control the fourth electric mortise lock to shrink and release the rotating tube, the fifth electric mortise lock stretches and pushes the second rack to be meshed with the driving gear, the first moving block continuously moves, the rotating tube rotates under the driving of the second rack, and the overturning of a product to be sprayed with paint is completed.
According to the scheme, through designing the matched second rack and the driving gear on the horizontal plane, after one surface paint spraying is finished, a product to be painted on the rotating pipe can be turned over by utilizing transmission between the gear and the rack; the fourth electric mortise lock is designed to limit the rotating pipe, so that abnormal rotation of a product to be sprayed can be prevented, and the spraying stability is improved.
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 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 used as a spray painting port to be fixed on the threaded rod thread sleeve assembly and connected with the storage tank through a hose.
In a further embodiment, the invention further comprises a data-connected controller and ranging sensor; 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 the product to be sprayed with paint to the controller, and the controller is in data connection with the displacement structure and the turnover structure and is used for controlling the displacement structure to drive the electric control spray gun to move and controlling the turnover structure to turn over the product to be sprayed with paint.
According to the scheme, the information interaction between the controller and the ranging sensor is utilized, the distance of paint spraying can be mastered in real time, so that the problem of uneven spraying caused by too close or too far distance is avoided, and the automatic efficiency of paint spraying is improved.
In a further embodiment, the invention further comprises a protective assembly comprising a guide plate mounted on the second moving block and a holding box placed directly under the guide plate; the material guide plate is of a plate-shaped structure with a vertical upper part and a bent bottom.
According to the scheme, the material guide plate is arranged at the rear of a product to be sprayed, and redundant paint can be collected into the containing box, so that the cleanliness of the device is improved.
Drawings
Fig. 1 is a whole block diagram of a multi-axis spray robot for a computer housing according to an embodiment of the present invention;
FIG. 2 is a partial block diagram of the power transmission device of FIG. 1 provided in accordance with an embodiment of the present invention;
FIG. 3 is a bottom view (partially cut away) of the second movement assembly of FIG. 1 provided in accordance with an embodiment of the present invention;
FIG. 4 is a diagram illustrating the internal structure of the third mobile assembly of FIG. 1 according to an embodiment of the present invention;
FIG. 5 is a block diagram of the flip structure of FIG. 1 provided by an embodiment of the present invention;
wherein: a U-shaped frame A;
the displacement structure B, the first moving assembly 1, the lifting screw pair 11 and the fixing 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;
the third moving assembly 3, a first connecting shaft 301, a second connecting shaft 302, a first inverted L-shaped plate 303, a threaded rod thread sleeve assembly 304, a sprocket chain assembly 305, a third electric mortise lock 306, a second inverted L-shaped plate 307, a horizontal transmission shaft 308, a spline shaft 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 mortise lock 45 and a third conical friction block 46;
the device comprises a turnover structure C, a mounting frame 5, a second forward and backward rotating motor 6, a clamping assembly 7, a bidirectional screw pair 71, a screw 711, a first moving block 712 and a second moving block 713; a rotary tube 72, an electric clamp 73, a fourth electric mortise lock 74, a photoelectric sensor 75, a second rack 76, a fifth electric mortise lock 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 ranging sensor E; the protection assembly F, the material guide plate F1 and the containing box F2; and (5) a product G to be sprayed.
Detailed Description
The following examples are given for the purpose of illustration only and are not to be construed as limiting the invention, including the drawings for reference and description only, and are not to be construed as limiting the scope of the invention as many variations thereof are possible without departing from the spirit and scope of the invention.
As shown in FIG. 1, the multi-axis spraying robot for the computer shell provided by the embodiment of the invention comprises a horizontally placed U-shaped frame A, a displacement structure B, a turnover structure C and a spraying structure D, wherein the displacement structure B, the turnover structure C and the 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 turnover structure C is arranged on the inner top surface of the outer side of the U-shaped frame A, and a 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 sprayed with paint and overturning the product G to be sprayed with paint to control the non-sprayed surface of the product G to be sprayed with paint to face the paint spraying port;
the displacement structure B is used for driving the paint spraying port to spatially move and controlling the paint spraying port to align with the product G to be sprayed to uniformly spray paint.
In this embodiment, the product G to be painted includes, but is not limited to, a computer housing.
In the embodiment, the displacement structure B comprises a first moving component 1, a second moving component 2, a third moving component 3 and a power transmission device 4, wherein the power transmission device 4 is arranged on the top surface of the U-shaped frame A and is in shaft connection with the first moving component 1 and the second moving component 2; one end of the first moving component 1 is fixed on the bottom surface of the U-shaped frame A, and the other end of the first moving component penetrates through and is rotatably arranged on the top surface of the U-shaped frame A; 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 rotatably arranged on the top surface of the U-shaped frame A in a penetrating way; 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 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, so as to drive 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, so as to drive the paint spraying port to move in the front-back direction; the third moving component 3 is used for driving the paint spraying port to move in the front-back direction.
The first movable assembly 1, the second movable assembly 2 and the third movable assembly 3 which are sequentially connected are utilized, and the degree of freedom movement in the 6 directions of up and down, front and back and left and right is respectively realized, so that a paint spraying port can be driven to freely move in space, and the distance requirement of paint spraying is met.
In this embodiment, the first moving assembly 1 includes a lifting screw pair 11 and a fixing frame 12, the fixing frame 12 is nested on a moving nut of the lifting screw pair 11, and the second moving assembly 2 is fixed outside the fixing frame 12.
The fixing frame 12 is preferably a zigzag frame.
In this embodiment, the lifting screw pair 11 vertically installed on the U-shaped frame a is used as a core, and the first moving assembly 1 is designed, so that not only can the moving requirement in the up-down direction be met, but also the second moving assembly 2 and the third moving assembly 3 can be stably supported, thereby improving the stability of the moving structure.
The power transmission device 4 comprises a first forward and reverse 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 mortise 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 an installation cavity; the transmission shaft of the first forward and backward rotation motor 41 rotates to penetrate through the clamping cover 42, and a first conical friction block 43 is nested at the tail end of the transmission shaft; the bottom of the first electric mortise lock 45 is fixed on the inner top surface of the clamping cover 42, and a third conical friction block 46 is arranged at the bolt end of the first electric mortise lock; two groups of second conical friction blocks 44 are respectively fixed at the top of the lifting screw pair 11 and the top of the second moving assembly 2;
after the first electric mortise lock 45 is electrically extended, the first conical friction block 43 is mechanically connected with the second conical friction block 44 and the third conical friction block 46 to drive the lifting screw rod pair 11 and the second moving assembly 2 to work. Referring to fig. 2, a second tapered friction block 44 on the left side is connected to the lift screw pair 11, and a second tapered friction block 44 on the right side is connected to the second moving assembly 2.
In this embodiment, two groups of first electric mortise locks 45 and third conical friction blocks 46 are designed by using the conical friction blocks as transmission media, so that whether the electric mortise locks control the first moving assembly 1 and the second moving assembly 2 to be connected to the power transmission device 4 is improved, and further synchronous or asynchronous starting of the first moving assembly 1 and the second moving assembly 2 is realized, and the structure is simple and ingenious.
In this embodiment, referring to fig. 3, the second moving assembly 2 includes a telescopic square tube assembly 21, a channel section 22, and a first gear 23, a first rack 24, and a second electric latch 25 mounted inside the channel section 22; the top end of the telescopic square tube assembly 21 is provided with a second conical friction block 44, and the bottom part of the telescopic square tube assembly penetrates through the groove steel section 22 in a rotating mode and then is nested with the first gear 23; a transverse stepped through groove 26 is formed in the bottom of the inner cavity of the groove steel section 22, a stop block 27 is arranged on the inner side of the edge opening of the stepped through groove 26, and the stop block 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 mortise lock 25 is fixed on the outer side of the steel section 22, and the bolt end of the second electric mortise lock penetrates through the steel section 22 and is in sliding connection with the first rack 24;
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, so as to drive the first gear 23 to rotate; the second electric mortise lock 25 is electrically extended to push the first rack 24 to be meshed with the first gear 23, so that the third moving assembly 3 on the first rack 24 is driven to move forwards and backwards.
The first rack 24 and the first gear 23 which are matched with each other are designed, the first gear 23 transmits power transmitted by the power transmission device 4, the first rack 24 converts rotary power into forward and backward movement in the horizontal direction, the structure is compact, and the paint spraying movement is controllable.
In this 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 plate 303, a threaded rod screw sleeve assembly 304, a sprocket chain assembly 305, a third electric mortise lock 306, a second inverted L plate 307, a horizontal drive shaft 308, a spline shaft spline sleeve assembly 309, a bevel gear pair 310, and a drive gear 311; the top of the first connecting shaft 301 is connected with the telescopic square tube assembly 21, and the bottom is sleeved with the chain wheel and chain assembly 305; the top of the second connecting shaft 302 is connected with the first rack 24, and the bottom is connected with the horizontal area of the first inverted L-shaped plate 303; the bottom of the third electric mortise lock 306 is fixed at the upper part of the vertical area of the first inverted-L-shaped plate 303, and the bolt end of the third electric mortise lock is provided with a second inverted-L-shaped plate 307; the threaded rod thread sleeve assembly 304 penetrates through the lower part of the vertical area of the first inverted L-shaped plate 303 in a rotating mode, is connected with the spline shaft spline sleeve assembly 309, and is connected with a paint spraying port; the spline shaft spline housing assembly 309 rotates through the second inverted-L plate 307 and connects 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, the middle part is nested with a transmission gear 311, 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, and further the paint spraying port on the threaded rod thread housing assembly 304 is driven to move left and right.
In this embodiment, two sets of parallel first connecting shafts 301 and second connecting shafts 302 are respectively connected with the second moving assembly 2 and the paint spraying port, the sprocket chain assembly 305 is utilized to transmit power output by the power transmission device 4, the threaded sleeve on the threaded rod threaded sleeve assembly 304 is controlled to move left and right, and then the paint spraying port is driven to move left and right, and the utilization rate of the power transmission device 4 is improved by the sequential linkage of the sprocket chain assembly 305, the transmission gear 311, the bevel gear pair 310, the spline shaft spline sleeve assembly 309 and the threaded rod threaded sleeve assembly 304, so that the configuration cost of the power device is reduced.
In this embodiment, referring to fig. 5, the turning structure C includes a mounting frame 5, and a second forward and reverse rotation motor 6 and a clamping assembly 7 mounted on the mounting frame 5; the clamping assembly 7 is mechanically connected with the second forward and reverse rotation motor 6;
preferably, the mounting frame 5 is an inverted F-shaped plate, and the second reversible motor 6 and the clamping assembly 7 are spaced apart, but the overturning movement of the product G to be painted is not affected.
The clamping assembly 7 comprises a bidirectional screw pair 71, a rotating pipe 72, an electric clamp 73 (the drawing is a structural schematic, the type of the electric clamp 73 can be selected according to actual requirements), a fourth electric mortise lock 74, a photoelectric sensor 75, a second rack 76 and a fifth electric mortise lock 77; the bidirectional screw pair 71 includes a screw 711, and a first moving block 712 and a second moving block 713 movably mounted on the screw 711; the rotary pipe 72 is rotatably installed on the first moving block 712, the top of which is provided with a horizontally installed driving gear, and the bottom of which is provided with an electric clamp 73; the electric clamp 73 is used for clamping a product G to be painted; a fourth electric latch 74 is mounted on the first moving block 712 and is directed toward the rotating tube 72; the fifth electric mortise lock 77 is installed at the outer side of the mounting frame 5, and the inserted pin end of the fifth electric mortise lock penetrates through the mounting frame 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 abuts against the initial end of the second rack 76;
as a preferred embodiment, the rotation tube 72 may be installed using a U-shaped plate installed on the first moving block 712; a connecting hole plate mounted on the second moving block 713 is used to mount the guide plate F1; the inner end of the rotary tube 72 is provided with a rotary electric connector connected with an electric clamp 73, so that wiring is facilitated.
In other embodiments, sensors functionally similar to the photosensors 75 may also be provided and selected as desired, and are not limited to the photosensors 75.
The second forward and reverse rotation motor 6 is powered to rotate to drive the first moving block 712 to be close to the second rack 76, the photoelectric sensor 75 is triggered to control the fourth electric mortise lock 74 to retract to release the rotating tube 72, the fifth electric mortise lock 77 stretches to push the second rack 76 to be meshed with the driving gear, the first moving block 712 continuously moves, and the rotating tube 72 rotates under the drive of the second rack 76 to finish the overturning of the product G to be sprayed with paint. After the overturning is completed, the fourth electric latch 74 is controlled to extend and lock the rotary tube 72, and the fifth electric latch 77 is contracted so that the second rack 76 is separated from the drive gear.
In the embodiment, through designing the matched second rack 76 and the driving gear on the horizontal plane, after finishing painting one side, the product G to be painted on the rotary 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 rotation tube 72, so that abnormal rotation of the product G to be sprayed can be prevented, and the spraying stability is improved.
In the embodiment, the paint spraying structure D comprises an electric control spray gun D1, a hose D2, a storage tank D3 and a pneumatic pump D4 which are sequentially connected; the storage tank D3 and the pneumatic pump D4 are arranged outside the top surface of the U-shaped frame A; the electric control spray gun D1 is used as a spray painting port to be fixed on the threaded rod thread sleeve assembly 304 and is connected with the storage tank D3 through a hose D2.
Preferably, the outer wall of the hose D2 is rotatably sleeved with a telescopic soft spring, so that abrasion is reduced; the inner wall of the material guide plate F1 is attached to the film so as to reduce the adhesion of the paint.
In this embodiment, the present invention further includes a controller and a ranging sensor E that are data-connected; 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 turnover structure C and is used for controlling the displacement structure B to drive the electric control spray gun D1 to move and controlling the turnover structure C to turn over the product G to be sprayed.
In this embodiment, the controller includes, but is not limited to, a device or chip provided with program control, such as a host computer.
Preferably, a timing trigger module and a wireless remote control trigger module are configured on a controller, and the controller is connected with the first electric mortise lock 45-the fifth electric mortise lock 77, the first forward and backward rotation motor 41 and the second forward and backward rotation motor 6; the controller enables 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 to automatically and continuously work through continuous timing design and sequential control, and automation is improved.
The information interaction between the controller and the ranging sensor E is utilized, so that the distance of paint spraying can be mastered in real time, the problem of uneven paint spraying caused by too close or too far distance is avoided, and the automatic paint spraying efficiency is improved.
In this embodiment, the present invention further includes a protection assembly F, where the protection assembly F includes a material guiding plate F1 and a holding box F2, the material guiding plate F1 is mounted on the second moving block 713, and the holding box F2 is placed under the material guiding plate F1; the guide plate F1 has a plate-like structure with a vertical upper portion and a curved bottom portion.
In this embodiment, the material guiding plate F1 is disposed at the rear of the product G to be painted, so that the excessive paint can be collected in the containing box F2, thereby improving the cleanliness of the device.
In this embodiment, a 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 jig 73 to clamp the product G to be painted.
The lifting screw pair 11, the second moving assembly 2 and the third moving assembly 3 are driven by the first forward and backward motor 41, so that the electric control spray gun D1 is aligned to the computer shell to move up and down, left and right, front and back, 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-side spraying is finished, the second forward and backward rotating 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 internal and external spraying is finished.
Finally, the controller issues control commands 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-sided paint spraying, the turnover structure C capable of automatically turning is arranged to clamp the product G to be painted, and after one-sided paint spraying is finished, the product G to be painted is automatically turned, so that the stability of the paint spraying structure D is improved, the site occupancy rate is reduced on the premise of meeting the requirement of surrounding paint spraying, and the miniaturization of the device is realized; the displacement structure B is designed, a paint spraying port on the paint spraying structure D is driven to realize multi-point movable paint spraying, the spray uniformity of a paint surface is further improved, and the paint spraying area is enlarged; through the degree of automation that improves the device, reduced the manual work, improved production efficiency.
The above examples are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present invention should be made in the equivalent manner, and the embodiments are included in the protection scope of the present invention.
Claims (5)
1. A multi-axis spray robot for a computer housing, characterized by: comprises a U-shaped frame which is horizontally arranged, a displacement structure, a turnover 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 turnover structure is used for clamping a product to be painted and turning over the product to be painted to control the non-painted surface of the product to be painted to face the painting port;
the displacement structure is used for driving the paint spraying port to spatially move and controlling the paint spraying port to uniformly spray the product to be sprayed;
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 component is fixed on the bottom surface of the U-shaped frame, and the other end of the first moving component penetrates through the bottom surface of the U-shaped frame and is rotatably installed on the top surface of the U-shaped frame; one end of the second moving component is arranged at the movable end of the first moving component, and the other end of the second moving component penetrates through the movable end and is rotatably arranged on the top surface of the U-shaped frame; 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 end to install 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, so as to drive 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-back direction, so as to drive the paint spraying port to move in the front-back direction; the third moving assembly is used for driving the paint spraying port to move in the left-right direction;
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;
the power transmission device comprises a first forward and reverse 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 which 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 an installation cavity; the transmission shaft of the first forward and backward rotating motor rotates to penetrate through the clamping cover, 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 at 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 moving assembly to work;
the second moving assembly comprises a telescopic square tube assembly, a groove steel section, a first gear, a first rack and a second electric mortise lock which are arranged in the groove 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 penetrates through the groove steel section in a rotating mode and then is nested with the first gear; a transverse step through groove is formed in the bottom of the inner cavity of the channel steel section, and a stop block is arranged at the inner side of the edge of the step through groove; the first rack is in sliding clamping connection with the stepped through groove and is connected with the third moving assembly, and the 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 connected with the first rack in a sliding manner;
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 telescopic square tube assembly to stretch and rotate, so that the first gear is driven to rotate; the second electric mortise lock is electrically stretched to push the first rack to be meshed with the first gear, and a third moving assembly on the first rack is driven to move forwards and backwards;
the third moving assembly comprises a first connecting shaft, a second connecting shaft, a first inverted L-shaped plate, a threaded rod thread 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 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 sprocket 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 at the upper part of the vertical area of the first inverted-L-shaped plate, and the second inverted-L-shaped plate is installed at the pin end of the third electric mortise lock; the threaded rod end of the threaded rod thread 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 shaft spline sleeve assembly, and the threaded sleeve end is connected with the paint spraying port; the spline shaft and spline housing 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 mortise lock is electrically extended, the sprocket chain assembly is meshed with the transmission gear, the telescopic square tube assembly is rotated to drive the sprocket chain assembly on the first connecting shaft to rotate, and then the transmission gear, the bevel gear pair and the spline shaft spline housing assembly are sequentially driven to rotate, and then the paint spraying port on the threaded rod thread housing assembly is driven to move left and right.
2. A multi-axis spray robot for a computer housing as recited 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 arranged on the mounting frame; the clamping assembly is mechanically connected with the second forward and reverse rotation motor;
the clamping assembly comprises a bidirectional screw pair, a rotary 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, and a first moving block and a second moving block which 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 sprayed with paint; the fourth electric mortise lock is arranged on the first moving block and points to the rotating pipe; the fifth electric mortise lock is arranged on the outer side of the mounting frame, and the bolt end of the fifth electric mortise lock penetrates through the mounting frame to be connected with the second rack; the photoelectric sensor is arranged on the inner wall of the mounting frame and abuts against the starting end of the second rack;
the second positive and negative rotating motor rotates electrically to drive the first moving block to be close to the second rack, the photoelectric sensor is triggered to control the fourth electric mortise lock to shrink and release the rotating tube, the fifth electric mortise lock stretches and pushes the second rack to be meshed with the driving gear, the first moving block continuously moves, the rotating tube rotates under the driving of the second rack, and the overturning of a product to be sprayed with paint is completed.
3. A multi-axis spray robot for a computer housing as recited in claim 1, wherein: 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 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 used as a spray painting port to be fixed on the threaded rod thread sleeve assembly and connected with the storage tank through a hose.
4. A multi-axis spray robot for a computer housing as recited in claim 3, wherein: the system also comprises a controller and a ranging sensor which are connected in a data way; 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 the product to be sprayed with paint to the controller, and the controller is in data connection with the displacement structure and the turnover structure and is used for controlling the displacement structure to drive the electric control spray gun to move and controlling the turnover structure to turn over the product to be sprayed with paint.
5. A multi-axis spray robot for a computer housing as recited in claim 2, wherein: the protection assembly comprises a material guide plate and a containing box, the material guide plate is arranged 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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| CN115069458B true CN115069458B (en) | 2023-11-07 |
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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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| CN115069458A (en) | 2022-09-20 |
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