CN112044636A

CN112044636A - Surface spraying device for workpiece with complex appearance

Info

Publication number: CN112044636A
Application number: CN202011042432.0A
Authority: CN
Inventors: 熊立斌; 韦山
Original assignee: Anhui Liuxi Intelligent Equipment Co ltd
Current assignee: Anhui Liuxi Intelligent Equipment Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2020-12-08
Anticipated expiration: 2040-09-28
Also published as: CN112044636B

Abstract

The invention relates to the technical field of workpiece spraying devices, in particular to a surface spraying device for a workpiece with a complex appearance, which comprises a spraying protection cover and a transmission mechanism, wherein the transmission mechanism is connected inside the spraying protection cover, the transmission mechanism comprises a driving wheel, one side of the driving wheel is connected with a fixed connecting frame, one end, far away from the driving wheel, of the fixed connecting frame is connected with a driven wheel, the top end of the driven wheel is connected with an installation platform, the top end of the driving wheel is connected with a reverse intermittent mechanism, the reverse intermittent mechanism comprises a rotating disc, the top end of the rotating disc is connected with a lacking disc, the top end of the lacking disc is connected with a processing frame, and a clamping block is embedded inside. The rotary spraying device drives the fixed connecting frame to rotate through the rotation of the driving wheel, drives the fixed plate to do circular motion under indirect connection, realizes spraying of any angle of a complex workpiece, enables each surface of the complex workpiece to be sprayed, and enlarges the application range of the device.

Description

Surface spraying device for workpiece with complex appearance

Technical Field

The invention relates to the technical field of workpiece spraying devices, in particular to a surface spraying device for a workpiece with a complex appearance.

Background

With the higher degree of automation, the application of the spraying production line is wider and wider, and the spraying production line is deep into multiple fields of national economy. The spraying equipment on the market can be divided into the following according to the degree of automation: the spraying equipment comprises three types, namely manual spraying equipment, semi-automatic spraying equipment and full-automatic spraying equipment, has strong functions, is suitable for different fields, and is used for spraying workpieces in industrial production, mainly used for delaying the corrosion and aging of the workpieces, but turned over by various tools in the spraying of some complex workpieces, so that the operation is relatively complicated.

In contrast, the chinese application patent No. CN105149148A discloses a multi-robot automatic spraying system for the surface of a large-scale complex workpiece, which includes a gantry type three-coordinate linear moving mechanism, at least two pit type three-coordinate moving mechanisms, two pit cover plate lifting systems, a back spraying robot unit, an abdomen spraying robot unit, a calibration device, a safety protection system and a control system; according to the invention, the gantry three-coordinate linear moving mechanism is adopted to drive the back spraying robot unit to spray the back surface of the workpiece, the pit three-coordinate linear moving mechanism is adopted to drive the abdomen spraying robot unit to spray the abdomen surface of the workpiece in the pit, the spraying working space is large, the coverage area is wide, and not only can large-size workpieces be sprayed, but also the surface of the workpiece can be sprayed in all directions; the invention adopts multi-robot cooperative work, greatly improves the surface spraying efficiency of large-size workpieces, enlarges the spraying working space and has wider coverage when the spraying system, the moving mechanism, the calibration device, the protection system and the control system are arranged for spraying, but when the spraying system is applied to the spraying of some complex workpieces, the spraying of the workpieces can not be completely covered due to the limitation of the shapes of the workpieces, and the spraying effect is directly influenced due to certain deviation of the spraying angle.

In the prior art, manual spraying is needed to be achieved for spraying of some complex workpieces, and spraying of mechanical equipment may have a certain deflection angle, so that certain deviation exists in the spraying process, and therefore the problem that labor burden is increased due to manual spraying is solved, and errors exist in spraying of the mechanical equipment.

In view of the above problems, it is desirable to design a surface coating apparatus for coating a workpiece with a complex shape to solve the above problems.

Disclosure of Invention

The invention aims to provide a surface spraying device for a workpiece with a complex shape, which aims to solve the problem that the workpiece sprayed by mechanical equipment in the background art has defects.

In order to achieve the purpose, the invention provides the following technical scheme: a surface spraying device for workpieces with complex shapes comprises a spraying protection cover and a transmission mechanism, wherein the transmission mechanism is connected inside the spraying protection cover and comprises a driving wheel, one side of the driving wheel is connected with a fixed connecting frame, one end, far away from the driving wheel, of the fixed connecting frame is connected with a driven wheel, the top end of the driven wheel is connected with a mounting platform, the top end of the driving wheel is connected with a reverse intermittent mechanism, the reverse intermittent mechanism comprises a rotating disc, the top end of the rotating disc is connected with a defective disc, the top end of the defective disc is connected with a processing frame, a clamping block is embedded inside the defective disc, the tail end of the clamping block is connected with a hydraulic cylinder, a supporting rod is connected to the central shaft of the rotating disc, the upper surface of the supporting rod is connected with a ratchet, the supporting rod is embedded inside a reciprocating block, and, a gear is embedded in the reciprocating block, the top end of the mounting platform is connected with a swinging mechanism, the swing mechanism comprises a fixed plate, the top end of the mounting platform is fixedly connected with the fixed plate, the top end of the fixed plate is fixedly connected with a supporting leg, the two ends of the supporting legs are fixedly connected with triangular supporting blocks, the top ends of the supporting legs are connected with outer collars, a sprinkler head is connected inside the outer sleeve, the tail end of the sprinkler head is connected with a deflection block, the left end of the deflection block is fixedly connected with a conical toothed bar, the left end of the fixed plate is sleeved and connected with a double-end toothed bar, the bottom end of the driving wheel is connected with a linkage mechanism, the linkage mechanism comprises a driving wheel, the bottom end of the driving wheel is fixedly connected with the driving wheel, the outer surface of the driving wheel is sleeved with a driving belt, the bottom of gear has cup jointed the drive belt, the bottom fixedly connected with base of reciprocating block.

Preferably, the upper end of spraying safety cover is provided with sealed lid, action wheel fixed connection is on the center pin of spraying safety cover.

Preferably, the fixed connecting frame is fixedly connected to a central shaft connected to the inside of the spraying protection cover, and the driven wheel is movably connected to the tail end of the fixed connecting frame.

Preferably, an insertion rod is inserted into the driven wheel, the fixed connecting frame is connected to the insertion rod at the center of the driven wheel, the outer wall of the driven wheel is attached to the outer wall of the fixed connecting frame, and the mounting platform is fixedly connected to the insertion rod inserted into the driven wheel.

Preferably, the top of action wheel is connected with the partition mounting panel, and separates the mounting panel and connect on the inside center pin of spraying safety cover, hydraulic cylinder fixed connection is at the partition mounting panel upper surface.

Preferably, the outer surface of the default disc is provided with a groove, and the outer surface of the rotating disc is fixedly connected with a latch.

Preferably, the inner wall of the reciprocating block is fixedly connected with a tooth block, and one half of the outer surface of the gear is fixedly connected with the tooth block, and the other half of the outer surface of the gear is not connected with the tooth block.

Preferably, one end of the supporting rod is embedded into a notch at the front end of the reciprocating block, and one end of the supporting rod, which is far away from the reciprocating block, is sleeved on the central shaft.

Preferably, the ratchet is connected to the support rod through a hinge shaft, and a spring is fixedly connected to the back of the support rod.

Preferably, the outer sleeve ring is movably embedded in a through hole in the support leg, and the sprinkler head is movably embedded in a deep hole at the top end of the outer sleeve ring.

Compared with the prior art, the invention has the beneficial effects that:

1. this surface spraying device of complicated appearance work piece is when carrying out the spraying, the mode of portable spraying has been adopted, realized carrying out the spraying to complicated work piece different surfaces, the spraying effect has been promoted, liberation staff's both hands in addition, the spraying of adoption mechanical equipment, staff's work burden has been alleviateed, work efficiency has been accelerated, through being provided with the action wheel, the rotation through the action wheel has driven the rotation of fixed connection frame, the circular motion that carries on of having driven the fixed plate under indirect connection, the realization is to the spraying of the arbitrary angle of complicated work piece.

2. This surface spraying device of complicated appearance work piece is when carrying out the spraying, through handing over the reverse rotation of intermittent type formula, when having promoted the effect of spraying, work efficiency has been accelerated, less the main time of spraying, the output has been improved, effect through hydraulic cylinder has contacted the restriction, meanwhile the indirect rotation that has promoted the processing frame of gear revolve, the rotation of processing frame just can realize reverse pivoted function, through reverse rotation, make every of complicated work piece can both carry out the spraying.

3. The surface spraying device for the workpieces with the complex shapes can be used for spraying positions which are difficult to spray in the complex workpieces by changing the spraying angles while performing circular motion, the application range of the device is enlarged, the rotation of the double-end toothed rod is driven in a linkage mode, and the spraying angles of the spraying heads are continuously changed due to the fact that the deflection blocks are deflection angles, so that the spraying areas are enlarged.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic top view of the driving wheel and the fixed connecting frame of the present invention;

FIG. 3 is a schematic top view of the hydraulic cylinder and cartridge of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a schematic bottom view of the drive wheel and belt of the present invention;

FIG. 6 is a schematic front view of the fixing plate and the triangular support block of the present invention;

FIG. 7 is a side view of the triangular support block and support leg of the present invention.

In the figure: 1. spraying a protective cover; 2. a transmission mechanism; 210. a driving wheel; 220. a fixed connecting frame; 230. a driven wheel; 240. mounting a platform; 3. a reverse intermittent mechanism; 310. a hydraulic cylinder; 320. a clamping block; 330. disc missing; 340. rotating the disc; 350. processing a frame; 360. A reciprocating block; 370. a gear; 380. a spring; 390. a support bar; 3910. a ratchet; 4. A swing mechanism; 410. a fixing plate; 420. a triangular support block; 430. supporting legs; 440. an outer collar; 450. a sprinkler head; 460. a deflection block; 470. a conical rack bar; 480. a double-ended rack bar; 5. a linkage mechanism; 510. a driving wheel; 520. a transmission belt; 530. a base.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, an embodiment of the present invention is shown:

a surface spraying device for a workpiece with a complex appearance comprises a spraying protective cover 1 and a transmission mechanism 2, wherein the transmission mechanism 2 is connected inside the spraying protective cover 1, the transmission mechanism 2 comprises a driving wheel 210, one side of the driving wheel 210 is connected with a fixed connecting frame 220, one end of the fixed connecting frame 220, which is far away from the driving wheel 210, is connected with a driven wheel 230, the top end of the driven wheel 230 is connected with a mounting platform 240, the driven wheel 230 is driven to rotate by the rotation of the driving wheel 210, and the driven wheel 230 is driven to make a circular motion along the driving wheel 210 under the condition of mutual meshing, the spraying range is enlarged under the circular motion, the position of a complex workpiece is not required to be adjusted in the spraying process, the automatic production is realized, the working efficiency is accelerated, the use of personnel is reduced, the operation of one person with multiple machines is realized, and the labor burden of workers is reduced.

The top end of the driving wheel 210 is connected with a reverse intermittent mechanism 3, the reverse intermittent mechanism 3 comprises a rotating disc 340, the top end of the rotating disc 340 is connected with a default disc 330, the top end of the default disc 330 is connected with a processing frame 350, a fixture block 320 is embedded in the default disc 330, the tail end of the fixture block 320 is connected with a hydraulic cylinder 310, a support rod 390 is connected on the central shaft of the rotating disc 340, the upper surface of the support rod 390 is connected with a ratchet 3910, the support rod 390 is embedded in a reciprocating block 360, the top end of the reciprocating block 360 is fixedly connected with a spring 380, a gear 370 is embedded in the reciprocating block 360, through reverse rotation, the time required by work spraying is accelerated, meanwhile, the spraying position of complex workpieces is more comprehensive, the intermittent motion is continuously changed, in addition, the workpieces are placed on a processing plate at the top end of the hydraulic cylinder 310 for processing, when workers carry out feeding, more convenient, meanwhile, the work difficulty is reduced.

The top end of the installation platform 240 is connected with a swing mechanism 4, the swing mechanism 4 comprises a fixing plate 410, the top end of the installation platform 240 is fixedly connected with the fixing plate 410, the top end of the fixing plate 410 is fixedly connected with a supporting leg 430, two ends of the supporting leg 430 are fixedly connected with triangular supporting blocks 420, the top end of the supporting leg 430 is connected with an outer collar 440, the inner portion of the outer collar 440 is connected with a sprinkler 450, the tail end of the sprinkler 450 is connected with a deflection block 460, the left end of the deflection block 460 is fixedly connected with a conical toothed bar 470, the left end of the fixing plate 410 is connected with a double-end toothed bar 480 in a sleeved mode, through continuous change of a spraying angle of the sprinkler 450, the design of a swinging disc is achieved.

The bottom end of action wheel 210 is connected with link gear 5, link gear 5 includes drive wheel 510, the bottom fixedly connected with drive wheel 510 of action wheel 210, drive belt 520 has been cup jointed to the surface of drive wheel 510, drive belt 520 has been cup jointed to the bottom of gear 370, the bottom fixedly connected with base 530 of reciprocating block 360, through driven mode, the use of motor has been reduced, manufacturing cost has been reduced, under the transmission, only need same motor can drive the rotation of action wheel 210 and the rotation of double-end tooth pole 480 and the rotation of gear 370.

Further: the upper end of spraying safety cover 1 is provided with sealed lid, and action wheel 210 fixed connection is on the center pin of spraying safety cover 1, adds man-hour, through the design of sealed lid, and the coating of having avoided the spraying splashes to the device outside, causes the pollution to the environment, and when handling in addition, the inside pungent gas can not leak out consequently, has guaranteed the fresh of construction environment air, has ensured constructor's healthy.

Further: fixed connection frame 220 fixed connection is on the center pin of spraying protection cover 1 internal connection, follows driving wheel 230 swing joint at the end of fixed connection frame 220, has driven the rotation of action wheel 210 through the rotation of center pin, when action wheel 210 pivoted, has realized the transmission to between each part in the device.

Further: an insert rod is inserted into the driven wheel 230, the fixed connecting frame 220 is connected to the insert rod at the center of the driven wheel 230, the outer wall of the driven wheel 230 is attached to the outer wall of the fixed connecting frame 220, the mounting platform 240 is fixedly connected to the insert rod inserted into the driven wheel 230, and through connection of the insert rods, the position of the driven wheel 230 is fixed, rotation of the driven wheel 230 is guaranteed, circular motion is performed in rotation, and spraying work of complex workpieces at all directions is achieved.

Further: the top of action wheel 210 is connected with the partition mounting panel, and separate the mounting panel and connect on the inside center pin of spraying safety cover 1, hydraulic cylinder 310 fixed connection is at the partition mounting panel upper surface, through the connection of partition mounting panel, direct position of having fixed hydraulic cylinder 310 after connecting makes hydraulic cylinder 310 at the during operation, can not receive external factor's influence, can not influence the rotation of lacking dish 330 and rolling disc 340 in addition yet, makes it in the course of the work, various operations link up more.

Further: the outer surface of the short disc 330 is provided with a groove, the outer surface of the rotating disc 340 is fixedly connected with a latch, and through the design of the groove, when the latch 320 is in clamping connection with the groove, the rotation of the short disc 330 and the rotation of the rotating disc 340 are limited, so that the rotation of the processing frame 350 is controlled.

Further: fixedly connected with tooth piece on reciprocating block 360's the inner wall, half fixedly connected with tooth piece of the surface of gear 370, half is not connected with the tooth piece, through being provided with half tooth piece, reciprocating block 360's reciprocating motion has been realized, when gear 370 clockwise turning, when the tooth piece of tooth piece reciprocating block 360 inner wall left end meshed mutually, reciprocating block 360's promotion has been driven, the rotation of rolling disc 340 has been driven to the ratchet 3910 that has promoted, when the tooth piece meshing of tooth piece and right-hand member, reciprocating block 360 downshifts has been pulled, reciprocating block 360's reciprocating motion has been driven in the repeated rotation of gear 370, and then the intermittent motion of processing frame 350 has been realized.

Further: one end of the supporting rod 390 is embedded into a notch at the front end of the reciprocating block 360, and one end of the supporting rod 390 far away from the reciprocating block 360 is sleeved on the central shaft, so that the supporting of the ratchet 3910 is realized through connection, the fixing of the ratchet 3910 is increased, and the intermittent motion is more stable.

Further: the ratchet 3910 is connected to the support rod 390 through a hinge shaft, the spring 380 is fixedly connected to the back of the support rod 390, the position of the ratchet 3910 is changed conveniently through the hinge shaft, and the top end of the ratchet 3910 can be abutted against the outer wall of the rotating disc 340 under the support of the spring 380.

Further: the outer sleeve 440 is movably embedded in the through hole inside the supporting leg 430, the spray head 450 is movably embedded in the deep hole at the top end of the outer sleeve 440, and the connection is increased by the movably embedded connection mode, and meanwhile, the deflection of the angle of the spray head 450 is not influenced, so that the spraying effect is obviously improved.

The working principle is as follows: when spraying is carried out, firstly, a complex workpiece to be processed is placed at the top end of the processing frame 350, after the workpiece is placed, the motor drives the driving wheel 210 to rotate, the fixed connecting frame 220 is driven to rotate while the workpiece is placed, the driven wheel 230 is driven to do circular motion along the outer wall of the driving wheel 210 under the traction of the fixed connecting frame 220, the fixed plate 410 is installed at the top end of the installation platform 240, the driven wheel 230 drives the installation platform 240 to rotate while doing circular motion, further, the fixed plate 410 is driven to rotate, the spraying of any angle of the complex workpiece is realized through the rotation, in addition, the position of the fixture block 320 is controlled through the control of the hydraulic cylinder 310 while spraying, when the fixture block 320 is separated from the disc lack 330, one end of the reciprocating block 360 box is driven to move under the rotation of the gear 370, the reciprocating block 360 is driven to move in the opposite direction again after moving, the reciprocating motion of the reciprocating block 360 is realized, when the reciprocating block 360 performs reciprocating motion, the ratchets 3910 are driven to push the rotation of the rotating disc 340, the rotation of the rotating disc 340 drives the rotation of the processing frame 350, when the rotation direction of the processing frame 350 is opposite to that of the fixing plate 410, the reverse rotation speeds up the spraying efficiency, when the hydraulic cylinder 310 does not work, the clamping of the clamping block 320 limits the rotation of the lacking disc 330, and further limits the rotation of the processing frame 350, when the gear 370 rotates, the rotation of the driving wheel 510 is driven through the rotation of the driving wheel 210, and further the rotation of the gear 370 is driven, and the linkage between the devices is realized.

In addition, during spraying, the rotation of the driven wheel 230 drives the rotation of the double-end toothed bar 480, the rotation of the conical toothed bar 470 is driven while the double-end toothed bar 480 rotates, the conical toothed bar 470 directly drives the deflection block 460 to rotate, the angle of the spraying head 450 is adjusted in a reciprocating mode, and the spraying effect is improved on the premise that the angle of the position which is not easy to spray is changed through reciprocating adjustment.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a surface coating device of complicated appearance work piece, includes spraying safety cover (1), drive mechanism (2), its characterized in that: the inner connection of spraying safety cover (1) has drive mechanism (2), drive mechanism (2) includes action wheel (210), one side of action wheel (210) is connected with fixed connection frame (220), the one end that action wheel (210) were kept away from in fixed connection frame (220) is connected with from driving wheel (230), the top of following driving wheel (230) is connected with mounting platform (240), the top of action wheel (210) is connected with reverse intermittent type mechanism (3), reverse intermittent type mechanism (3) include rolling disc (340), the top of rolling disc (340) is connected with scarce dish (330), the top of lacking dish (330) is connected with processing frame (350), the inside embedding of lacking dish (330) has fixture block (320), the end-to-end connection of fixture block (320) has hydraulic cylinder (310), be connected with bracing piece (390) on the center pin of rolling disc (340), the upper surface of the supporting rod (390) is connected with ratchets (3910), the supporting rod (390) is embedded in a reciprocating block (360), the top end of the reciprocating block (360) is fixedly connected with a spring (380), a gear (370) is embedded in the reciprocating block (360), the top end of the mounting platform (240) is connected with a swing mechanism (4), the swing mechanism (4) comprises a fixing plate (410), the top end of the mounting platform (240) is fixedly connected with the fixing plate (410), the top end of the fixing plate (410) is fixedly connected with a supporting leg (430), two ends of the supporting leg (430) are fixedly connected with a triangular supporting block (420), the top end of the supporting leg (430) is connected with an outer collar (440), the inner part of the outer collar (440) is connected with a sprinkler head (450), and the tail end of the sprinkler head (450) is connected with a deflection block (460), the left end fixedly connected with toper ratch (470) of deflection piece (460), the left end cover of fixed plate (410) is connected with double-end ratch (480), the bottom of action wheel (210) is connected with link gear (5), link gear (5) are including drive wheel (510), the bottom fixedly connected with drive wheel (510) of action wheel (210), drive belt (520) have been cup jointed to the surface of drive wheel (510), drive belt (520) have been cup jointed to the bottom of gear (370), the bottom fixedly connected with base (530) of reciprocating block (360).

2. A surface coating apparatus for a complex-shaped workpiece as defined in claim 1, wherein: the upper end of spraying safety cover (1) is provided with sealed lid, action wheel (210) fixed connection is on the center pin of spraying safety cover (1).

3. A surface coating apparatus for a complex-shaped workpiece as defined in claim 1, wherein: the fixed connection frame (220) is fixedly connected to a central shaft connected with the inside of the spraying protection cover (1), and the driven wheel (230) is movably connected to the tail end of the fixed connection frame (220).

4. A surface coating apparatus for a complex-shaped workpiece as defined in claim 1, wherein: an inserting rod is inserted into the driven wheel (230), the fixed connecting frame (220) is connected to the inserting rod in the center of the driven wheel (230), the outer wall of the driven wheel (230) is attached to the outer wall of the fixed connecting frame (220), and the mounting platform (240) is fixedly connected to the inserting rod inserted into the driven wheel (230).

5. A surface coating apparatus for a complex-shaped workpiece as defined in claim 1, wherein: the top of action wheel (210) is connected with the partition mounting panel, and separates the mounting panel and connect on the inside center pin of spraying safety cover (1), hydraulic cylinder (310) fixed connection is at the partition mounting panel upper surface.

6. A surface coating apparatus for a complex-shaped workpiece as defined in claim 1, wherein: the outer surface of the default disc (330) is provided with a groove, and the outer surface of the rotating disc (340) is fixedly connected with a latch.

7. A surface coating apparatus for a complex-shaped workpiece as defined in claim 1, wherein: fixedly connected with tooth piece on the inner wall of reciprocating block (360), half fixedly connected with tooth piece of surface of gear (370), half is not connected with the tooth piece.

8. A surface coating apparatus for a complex-shaped workpiece as defined in claim 1, wherein: one end of the supporting rod (390) is embedded into a notch at the front end of the reciprocating block (360), and one end of the supporting rod (390) far away from the reciprocating block (360) is sleeved on the central shaft.

9. A surface coating apparatus for a complex-shaped workpiece as defined in claim 1, wherein: the ratchet (3910) is connected to the support rod (390) through a hinge shaft, and the back of the support rod (390) is fixedly connected with a spring (380).

10. A surface coating apparatus for a complex-shaped workpiece as defined in claim 1, wherein: the outer sleeve ring (440) is movably embedded in a through hole inside the support leg (430), and the sprinkler head (450) is movably embedded in a deep hole at the top end of the outer sleeve ring (440).