CN113002148A - Machine part processing is with spherical part inner wall coating printing device - Google Patents

Abstract

The invention relates to the technical field of mechanical part machining equipment, in particular to a printing device for a spherical part inner wall coating for machining a mechanical part, which comprises a device main body, wherein the device main body comprises a main support rod, a support bar is symmetrically fixed at one end of the main support rod, a connecting seat is fixedly welded at the other end of the support bar, a sliding seat is sleeved at the outer side of the support bar and is in sliding connection with the support bar, and hinge rods are symmetrically and rotatably connected to the front side and the rear side of the sliding seat. According to the invention, the hinged connection between the hinged rod and the hinged frame is arranged, and the brush roller connected to the hinged frame is driven to move and attach to the inner wall of the spherical part by matching with the elastic pulling of the first spring, so that the brush roller rolls on the inner wall of the part, thereby performing uniform coating, avoiding coating waste caused by inconsistent coating thickness, and the device is suitable for inner cavities of spherical parts of different specifications because the brush roller is always attached to the inner cavity of the part.

Description

Machine part processing is with spherical part inner wall coating printing device

Technical Field

The invention relates to the technical field of mechanical part machining equipment, in particular to a printing device for a spherical part inner wall coating for machining a mechanical part.

Background

With the gradual progress and development of the technological level of people, more and more production technologies are applied to mechanical manufacturing, in the field of machining of the existing mechanical parts, spherical parts are taken as parts with stable and smooth structures and are more and more applied to the field of machinery, in the production process of the existing spherical parts, in order to ensure the corrosion resistance and the abrasion resistance of the inner walls of the spherical parts, the inner walls of the spherical parts are generally subjected to coating spraying operation, the direct contact between the inner cavities of the spherical parts and the use environment is avoided through the isolation and isolation effect of a coating, and in the coating spraying process, a spraying device is required to be applied, so that the coating is attached to the inner cavities of the parts to form a protective coating through the spraying of the spraying device;

in the prior art, the coating on the inner wall of the inner cavity of the spherical part is usually covered by adopting a spray head to spray, namely, when in work, the spray head is inserted into the inner cavity of the spherical part, the coating is sprayed in the inner cavity of the part by the guidance of the spray head, because the inner cavity of the spherical part is mostly arc-shaped and is influenced by the spraying scattering range of the spray head, the covering effect during spraying is that the central position of the spray head spreads to the periphery and is gradually weakened, therefore, the mode of directly spraying the spray head to cover the coating is easy to cause the coating of the knife to have uneven covering effect, so that the coating is sprayed in different thicknesses, and the spray head is usually used for spraying operation in a reciprocating way to ensure the covering effect of the coating, therefore, unnecessary paint waste is caused, and the production cost is increased, so that a spherical part inner wall coating printing device for machining mechanical parts is provided to solve the problems.

Disclosure of Invention

The invention aims to provide a printing device for a spherical part inner wall coating for machining a mechanical part, which aims to solve the problems that in the prior art, the coating on the inner wall of an inner cavity of the spherical part is coated by a spray head which is inserted into a spraying mode, and the coating is easily wasted due to inconsistent thickness of the coating during spraying because the coating coverage range of the spray head is gradually weakened in the actual production process.

In order to achieve the purpose, the invention provides the following technical scheme: a printing device for inner wall coatings of spherical parts for machining mechanical parts comprises a device main body, wherein the device main body comprises main support rods, support bar rods are symmetrically and fixedly arranged at one ends of the main support rods, connecting seats are fixedly welded at the other ends of the support bar rods, sliding seats are sleeved on the outer sides of the support bar rods and are in sliding connection with the support bar rods, hinge rods are rotationally connected to the front and back sides of the sliding seats in a symmetrical mode, hinge frames are rotationally connected to the front and back sides of the connecting seats in a symmetrical mode, the two sets of hinge frames are in hinged connection with the two corresponding sets of hinge rods, a brush roller is rotationally connected to one end, close to the hinge rods, of each set of hinge frames, the appearance of the brush roller is elliptical, a first spring is connected between each sliding seat and the connecting seat, and the sliding seats are elastically connected through the first spring, the other end position department fixedly connected with first servo motor of main tributary vaulting pole, the main tributary vaulting pole fixed connection is on first servo motor's rotation output shaft.

Preferably, two sets of the articulated frame is provided with an adjusting mechanism close to one end of the brush roll, the adjusting mechanism comprises a threaded sleeve, the threaded sleeve is provided with two sets, the threaded sleeve is rotatably connected to the articulated frame and is close to one end of the brush roll, each set of the threaded sleeve is internally provided with a first screw rod in a penetrating and inserting mode, threads assembled on the inner wall of the threaded sleeve are matched with threads assembled on the outer wall of the first screw rod, the threads assembled on the inner wall of the threaded sleeve are matched with the threads assembled on the outer wall of the first screw rod, the articulated frame is close to one end of the brush roll and is symmetrically fixed with clamping blocks, clamping grooves are symmetrically formed in the outer wall of the first screw rod, the clamping blocks on the articulated frame are correspondingly clamped in the clamping grooves formed in the outer wall of the first screw rod, and the articulated frame is connected with the first screw rod in a sliding mode.

Preferably, the outer wall of each group of the thread sleeves is fixedly connected with an outer gear ring, the outer side of the middle position of the support bar is fixedly connected with an outer frame through a bracket, and a double-shaft motor is fixedly arranged in the middle of the outer frame, first bevel gears are symmetrically and fixedly arranged on rotating output shafts at the front end and the rear end of the double-shaft motor, and the outer side of each group of the first bevel gears is engaged and connected with a second bevel gear, each group of the second bevel gears is respectively vertical to the corresponding first bevel gears, two groups of the second bevel gears are respectively rotatably connected with the front end and the rear end of the outer frame, a straight gear is fixedly connected on a rotating shaft at the middle position of each group of the second bevel gears, and the two groups of straight gears correspond to the two groups of thread sleeves and are positioned on the same horizontal line, and teeth assembled on the outer walls of the straight gears are matched with teeth assembled on the outer gear rings.

Preferably, every group first screw rod and every group that corresponds install between the brush roll and right the mechanism, and right the mechanism including the connecting rod, the connecting rod corresponds fixed connection and is in every group on the first screw rod, outside one end department of connecting rod rotates and is connected with the barrel holder, the brush roll corresponds to rotate and connects the inside of barrel holder, the inboard one end fixed mounting of barrel holder has the spray tube, and on the directional brush roll outer wall that corresponds in exit position of spray tube, the other end of spray tube is fixed to be communicated on external feeding mechanism.

Preferably, the equal fixedly connected with second spring of both ends department about the barrel holder, and the other end fixed connection of second spring is on the connecting rod, the barrel holder passes through between second spring and the connecting rod elastic rotation and is connected.

Preferably, the scraping plates are welded and fixed inside the barrel frame, the appearance of each scraping plate is arc-shaped, one side of each scraping plate is close to the outer wall of the brush roll, and one side of each scraping plate close to the brush roll is sharp.

Preferably, the internally mounted of main tributary vaulting pole has stop gear, and stop gear is including the second screw rod, the second screw rod rotates the inside of connecting at the main tributary vaulting pole, and the other end of second screw rod extends to connecting seat department, the outside cover of second screw rod is equipped with the limiting plate, and the intermediate position of limiting plate threaded hole, the second screw rod runs through to be inserted and establishes in the screw hole that the limiting plate intermediate position was seted up, the screw thread looks adaptation of assembling on the screw hole that the limiting plate intermediate position was seted up and the second screw rod outer wall, the main tributary vaulting pole is attached in the inside fixed mounting of first servo motor one end has second servo motor, and second servo motor's rotation output shaft fixed connection on the second screw rod, the limiting plate is located sliding seat right side position.

Preferably, the limiting plate is symmetrically provided with through holes inside, the supporting rods penetrate through the through holes formed inside the limiting plate, and the limiting plate is connected with the supporting rods in a sliding mode through the through holes.

Preferably, the other side fixed mounting of connecting seat has winding mechanism, and winding mechanism includes the shell, shell welded fastening is at the opposite side of connecting seat, the inside of shell is rotated and is connected with the wind-up roll, and on the wind-up roll is close to one side fixedly connected with clockwork spring at the shell, the one end fixed connection of clockwork spring is on the wind-up roll, the other end fixed connection of clockwork spring is on the shell, the wind-up roll through the clockwork spring with elastic rotation is connected between the shell, the outside symmetry form of wind-up roll has the rope, and two sets of the winding opposite direction of rope, the rope runs through in the inside of connecting seat, and sliding connection between rope and the connecting seat, two sets of the other end of rope symmetry fixed connection respectively on two sets of first spring, the inside fixedly connected with third servo motor of connecting seat, and fixed mounting has one-way rotation, the outer side of the one-way rotating piece is fixedly connected to the winding roller.

Preferably, the one-way rotation piece is including the inner circle, inner circle welded fastening is on third servo motor's rotation output shaft, the outside of inner circle evenly is fixed with the mount pad, and the inside of mount pad is rotated and is connected with the bayonet lock, the bayonet lock with fixedly connected with reed between the inner circle, the bayonet lock pass through the reed with elastic rotation is connected between the inner circle, the outside cover of inner circle is equipped with the outer lane, and encircles on the inner wall of outer lane and be fixed with the latch, the appearance of latch is the slope form, the outside one end of bayonet lock corresponds the block and is in on the latch, the outside fixed welding of latch is on the wind-up roll.

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

1. two groups of hinged frames are symmetrically and rotationally connected with the front side and the rear side of the connecting seat, and two groups of hinged rods are symmetrically and rotationally connected with the hinged rods, through the hinged connection between the two groups of hinged rods and the two groups of hinged frames, the elastic pulling of the two groups of first springs is matched, under the action of no external force, the hinged rod and the hinged frame automatically rotate and deflect to drive the brush roller connected with the hinged frame to move and attach to the inner wall of the spherical part and roll on the inner wall of the spherical part through the brush roller, thereby effectively and evenly coating, avoiding coating waste caused by inconsistent coating thickness, and because the hinge rod and the hinge frame can flexibly rotate, the brush roller is always attached to the inner cavity of the part, so that the device is suitable for the inner cavities of spherical parts with different specifications, and the applicability of the device is effectively improved;

2. the thread meshed connection is arranged between the thread sleeve and the first screw, so that when the device is used, the first screw arranged in the device can move outwards to extend by means of the meshed driving of the threads through rotating the thread sleeve and the meshed driving of the threads, the position of the brush roller extends outwards, the use range of the device is effectively enlarged, meanwhile, the tooth meshed connection is arranged between the outer gear ring and the straight gear, the thread sleeve is driven by the electrified rotation of the double-shaft motor, and the operation convenience of the outwards extension of the first screw is effectively improved;

3. the barrel frame is elastically connected with the connecting rod through the second spring, the second spring is respectively arranged on the left side and the right side of the barrel frame, the brush roll is always kept in positive fit with the inner cavity of the spherical part by being pulled through the elasticity of the second spring and matched with the extrusion of the inner cavity of the spherical part, and meanwhile, the brush roll is arranged to be elliptical in external shape, so that the fit tightness between the brush roll and the inner wall of the spherical part is effectively guaranteed, and the working stability of the device is effectively guaranteed;

4. install on the connecting seat through setting up winding mechanism, elastic rotation support to the wind-up roll through the inside clockwork spring of winding mechanism, make the wind-up roll can drive through third servo motor's circular telegram under no exogenic action, the effect is dragged the rope rolling above that to the effect with the help of the elasticity of clockwork spring, avoid the winding confusion of rope, connect the right side one end at first spring through setting up the rope, remove with the help of the extension of rope, can effectually make articulated mast and articulated frame on first spring reply different positions, make first spring pull more the adaptation to the elasticity between articulated mast and the articulated frame, the effectual job stabilization nature that has promoted the device.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic perspective cross-sectional view of the structure of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic top cross-sectional view of the structure of the present invention;

FIG. 4 is a schematic perspective view of the structure of the centralizing mechanism of the invention;

FIG. 5 is a perspective view of the winding mechanism of the present invention;

FIG. 6 is a perspective view of the unidirectional rotation member of the present invention;

fig. 7 is a perspective view of the unfolded structure of the present invention.

In the figure: 100. a device main body; 110. a main support bar; 120. a support bar; 130. a connecting seat; 140. a sliding seat; 150. a hinged lever; 160. an articulated frame; 170. a brush roll; 180. a first spring; 190. a first servo motor; 200. an adjustment mechanism; 210. a threaded sleeve; 220. a first screw; 230. an outer ring gear; 240. an outer frame; 250. a double-shaft motor; 260. a first bevel gear; 270. a second bevel gear; 280. a spur gear; 300. a righting mechanism; 310. a connecting rod; 320. a barrel frame; 330. a nozzle; 340. a second spring; 350. a squeegee; 400. a limiting mechanism; 410. a second screw; 420. a limiting plate; 430. a second servo motor; 500. a winding mechanism; 510. a housing; 520. a wind-up roll; 530. a clockwork spring; 540. a rope; 550. a third servo motor; 560. a unidirectional rotating member; 561. an inner ring; 562. a mounting seat; 563. a bayonet lock; 564. a reed; 565. an outer ring; 566. and (4) clamping teeth.

The specific implementation mode is as follows:

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 printing device for coating on the inner wall of a spherical part for machining a mechanical part comprises a device main body 100, wherein the device main body 100 comprises a main support rod 110, support bar rods 120 are symmetrically fixed at one end of the main support rod 110, a connecting seat 130 is fixedly welded at the other end of each support bar rod 120, a sliding seat 140 is sleeved outside each support bar rod 120, the sliding seat 140 is in sliding connection with the support bar rods 120, hinge rods 150 are symmetrically and rotatably connected to the front side and the rear side of the sliding seat 140, hinge frames 160 are rotatably connected to the front side and the rear side of the connecting seat 130, the two sets of hinge frames 160 are hinged to the two corresponding sets of hinge rods 150, a brush roller 170 is rotatably connected to one end, close to each hinge rod 150, of each set of hinge frames 160, the brush roller 170 is in an oval shape, a first spring 180 is connected between each slide seat 140 and the connecting seat 130, the slide seats 140 are elastically connected to the connecting seats 130, the other end of the main support rod 110 is fixedly connected with a first servo motor 190, the main support rod 110 is fixedly connected to a rotation output shaft of the first servo motor 190, two sets of hinged frames 160 are symmetrically and rotatably connected to the front side and the rear side of the connecting seat 130, two sets of hinged rods 150 are symmetrically and rotatably connected to the hinged rods 150, the two sets of hinged rods 150 are hinged to the middle position of the two sets of hinged frames 160, when no external force is limited between the hinged rods 150 and the hinged frames 160, the two sets of first springs 180 are pulled out by elasticity, so that the hinged rods 150 and the hinged frames 160 automatically rotate and deflect to approach each other, the brush roll 170 connected to the hinged frames 160 is driven to move and attach to the inner wall of the spherical part, and when the outer wall of the brush roll 170 is attached to the inner wall of the spherical part, the first servo motor 190 is controlled to drive the main support rod 110 to rotate integrally, the brush roll 170 rolls on the inner wall of the spherical part, so that the inner wall of the spherical part is effectively and uniformly coated, coating waste caused by inconsistent coating thickness is avoided, the articulated rod 150 and the articulated frame 160 can flexibly rotate, the brush roll 170 is always attached to the inner cavity of the part, the device is suitable for the inner cavities of the spherical parts with different specifications, and the applicability of the device is effectively improved;

further, two sets of the adjusting mechanisms 200 are installed at one end of the two sets of the hinged frames 160 close to the brush roll 170, the adjusting mechanisms 200 include two sets of the threaded sleeves 210, the two sets of the threaded sleeves 210 are rotatably connected to the hinged frames 160 close to the inside of one end of the brush roll 170, the first screw rods 220 are inserted into the threaded sleeves 210, the threads assembled on the inner walls of the threaded sleeves 210 are matched with the threads assembled on the outer walls of the first screw rods 220, the inner walls of the ends of the hinged frames 160 close to the brush roll 170 are symmetrically fixed with clamping blocks, the outer walls of the first screw rods 220 are symmetrically provided with clamping grooves, the clamping blocks on the hinged frames 160 are correspondingly clamped in the clamping grooves formed on the outer walls of the first screw rods 220, and the hinged frames 160 are connected with the first screw rods 220, through the arrangement of the threaded rotary connection between the threaded sleeve 210 and the first screw 220, when the device is used and the threaded sleeve 210 is driven to rotate by an external force, the first screw 220 can move inside the threaded sleeve 210 to extend outwards by means of the meshing of threads, so that the position of the brush roller 170 is changed, the use range of the device is enlarged, the device is convenient to adapt to the inner wall of a spherical part with a larger specification, meanwhile, a clamping block assembled on the inner wall of the hinged frame 160 is matched with a clamping groove assembled on the outer wall of the first screw 220, when the device is used, the rotation of the first screw 220 is limited, the first screw 220 can only move in the straight direction relative to the threaded sleeve 210, and the stability of the outward extension of the first screw 220 is effectively guaranteed;

further, the outer wall of each set of thread bushings 210 is fixedly connected with an outer gear ring 230, the outer side of the middle position of the support bar 120 is fixedly connected with an outer frame 240 through a bracket, the middle position of the outer frame 240 is fixedly provided with a double-shaft motor 250, the front end and the rear end of the double-shaft motor 250 are rotatably and fixedly provided with first bevel gears 260 in a symmetrical shape on output shafts, the outer side of each set of first bevel gears 260 is engaged and connected with second bevel gears 270, each set of second bevel gears 270 is respectively vertical to the corresponding first bevel gears 260, two sets of second bevel gears 270 are respectively rotatably connected to the front end and the rear end of the outer frame 240, a straight gear 280 is fixedly connected to a rotating shaft at the middle position of each set of second bevel gears 270, the two sets of straight gears 280 corresponding to the two sets of thread bushings 210 are positioned on the same horizontal line, teeth assembled on the, by arranging the teeth assembled on the outer wall of the straight gear 280 to be matched with the teeth assembled on the outer gear ring 230, when the device works, the double-shaft motor 250 is electrified to start, the first bevel gear 260 fixed on the rotating output shafts at the two ends of the double-shaft motor can be driven to rotate, and the straight gear 280 rotates to drive the outer gear ring 230 through the tooth meshing direction between the first bevel gear 260 and the second bevel gear 270, so that the threaded sleeve 210 rotates, the first screw rod 220 is extended outwards, and the adjustment convenience of the device is effectively improved;

furthermore, a righting mechanism 300 is installed between each group of first screws 220 and each corresponding group of brush rolls 170, the righting mechanism 300 comprises a connecting rod 310, the connecting rod 310 is correspondingly and fixedly connected to each group of first screws 220, a barrel frame 320 is rotatably connected to one end of the outer side of the connecting rod 310, the brush rolls 170 are correspondingly and rotatably connected to the inner portions of the barrel frames 320, spray pipes 330 are fixedly installed at one ends of the inner sides of the barrel frames 320, the outlet positions of the spray pipes 330 point to the outer walls of the corresponding brush rolls 170, the other ends of the spray pipes 330 are fixedly communicated with an external supply mechanism, when the device works, the brush rolls 170 are rotatably connected to the inner portions of the barrel frames 320 through the arrangement of the brush rolls 170, the paint is supplied to the brush rolls 170 through the spray pipes 330 arranged on the outer sides of the barrel frames 320, and;

furthermore, the left end and the right end of the barrel frame 320 are fixedly connected with second springs 340, the other ends of the second springs 340 are fixedly connected to the connecting rods 310, the barrel frame 320 is elastically and rotatably connected with the connecting rods 310 through the second springs 340, the barrel frame 320 is elastically connected with the connecting rods 310 through the second springs 340, and the second springs 340 are respectively arranged on the left side and the right side of the barrel frame 320, so that when the device is used, the brush roll 170 is always kept in positive fit with the inner cavity of the spherical part by means of elastic pulling of the second springs 340 and matching with extrusion of the inner cavity of the spherical part, the fit tightness between the brush roll 170 and the inner wall of the spherical part is effectively guaranteed, and the coating work stability of the device is conveniently guaranteed;

furthermore, a scraper 350 is fixedly welded inside the barrel frame 320, the shape of the scraper 350 is arc-shaped, one side of the scraper 350 is close to the outer wall of the brush roll 170, the side of the scraper 350 close to the brush roll 170 is sharp, the scraper 350 is attached to the outer wall of the brush roll 170, and by means of rotation of the brush roll 170 during working, the scraper 350 carries out scraping operation on the paint on the outer wall of the brush roll 170, so that the paint is uniformly scraped on the brush roll 170, and the device is ensured to have uniform thickness when the paint is brushed;

further, a limiting mechanism 400 is installed inside the main supporting rod 110, the limiting mechanism 400 includes a second screw rod 410, the second screw rod 410 is rotatably connected inside the main supporting rod 110, the other end of the second screw rod 410 extends to the connecting seat 130, a limiting plate 420 is sleeved outside the second screw rod 410, a threaded hole is formed in the middle position of the limiting plate 420, the second screw rod 410 is inserted into the threaded hole formed in the middle position of the limiting plate 420, the threaded hole formed in the middle position of the limiting plate 420 is matched with a thread assembled on the outer wall of the second screw rod 410, a second servo motor 430 is fixedly installed inside the main supporting rod 110 close to one end of the first servo motor 190, a rotating output shaft of the second servo motor 430 is fixedly connected to the second screw rod 410, the limiting plate 420 is located on the right side of the sliding seat 140, and the limiting plate 420 is rotatably connected to the second screw rod 410 through the thread, when the device works, when the second servo motor 430 is powered on and started to drive the second screw 410 to rotate, the limiting plate 420 can move on the second screw 410 by means of meshing of threads, the movement range of the sliding seat 140 is adjusted by changing the position of the limiting plate 420, and the deflection limiting control of the device on the hinge rod 150 and the hinge frame 160 is effectively guaranteed by the movement control of the second screw 410, so that the use stability of the device is effectively guaranteed, the hinge rod 150 and the hinge frame 160 are prevented from being pulled by the first spring 180 to be always in an unfolded state, and the use stability of the device is effectively guaranteed;

furthermore, through holes are symmetrically formed in the limiting plate 420, the supporting rods 120 are inserted into the through holes formed in the limiting plate 420 in a penetrating manner, the limiting plate 420 is connected with the supporting rods 120 in a sliding manner through the through holes, the supporting rods 120 are inserted into the limiting plate 420 in a penetrating manner, and the limiting plate 420 is effectively prevented from deflecting due to the limitation of the supporting rods 120, so that the limiting plate 420 can only move along the horizontal direction of the supporting rods 120, and the stability of the limiting plate 420 during moving is effectively guaranteed;

further, a winding mechanism 500 is fixedly mounted on the other side of the connecting seat 130, the winding mechanism 500 includes a housing 510, the housing 510 is welded and fixed on the other side of the connecting seat 130, a winding roller 520 is rotatably connected inside the housing 510, a spiral spring 530 is fixedly connected to one side of the winding roller 520 close to the housing 510, one end of the spiral spring 530 is fixedly connected to the winding roller 520, the other end of the spiral spring 530 is fixedly connected to the housing 510, the winding roller 520 is elastically and rotatably connected to the housing 510 through the spiral spring 530, ropes 540 are symmetrically wound on the outer side of the winding roller 520, the winding directions of the two groups of ropes 540 are opposite, the ropes 540 penetrate through the inside of the connecting seat 130, the ropes 540 are slidably connected to the connecting seat 130, the other ends of the two groups of ropes 540 are respectively and symmetrically and fixedly connected to the two groups of first springs 180, a third servo motor, and the unidirectional rotation piece 560 is fixedly installed on the rotation output shaft of the third servo motor 550, the outer side of the unidirectional rotation piece 560 is fixedly connected to the wind-up roll 520, the outer side end of the rope 540 is connected to the right end of the first spring 180 through the connecting seat 130, the elastic rotation force of the wind-up roll 520 is applied through the spiral spring 530, so that the rope 540 always keeps the tendency of winding on the wind-up roll 520, when the device works, after the device is inserted into the inside of the spherical part, the third servo motor 550 is powered on and started to drive the unidirectional rotation piece 560 fixed on the rotation output shaft thereof to rotate, the wind-up roll 520 is driven by the unidirectional rotation piece 560 to rotate inside the shell 510, so that the redundant rope 540 is wound and contained outside the wind-up roll 520, the rope 540 always keeps the tendency of winding on the outer side of the wind-up roll 520 through the elastic connection of the spiral spring 530, the rope 540 pulls the first, the movement of the sliding seat 140 enables the hinge rod 150 and the hinge frame 160 to rotate and deflect, at the moment, the rope 540 is wound and gradually tightens the first spring 180, so that the tightness degree of the first spring 180 can be flexibly controlled, the pressing force of the brush roll 170 to the inner wall of the spherical part can be conveniently adjusted, the painting effect of the device can be flexibly adjusted, the first spring 180 is prevented from being in a tightening state for a long time by winding the rope 540, and the use flexibility and stability of the device are effectively guaranteed;

further, the one-way rotating member 560 comprises an inner ring 561, the inner ring 561 is welded and fixed on a rotating output shaft of the third servo motor 550, a mounting seat 562 is uniformly fixed on the outer side of the inner ring 561, a bayonet 563 is rotatably connected inside the mounting seat 562, a reed 564 is fixedly connected between the bayonet 563 and the inner ring 561, the bayonet 563 is elastically and rotatably connected with the inner ring 561 through the reed 564, an outer ring 565 is sleeved on the outer side of the inner ring 561, a latch 566 is fixed on the inner wall of the outer ring 565 in a surrounding manner, the latch 566 is in an inclined shape, one end of the outer side of the bayonet 563 is correspondingly clamped on the latch 566, the outer side of the latch 566 is fixedly welded on the winding roller 520, during operation, the one-way rotating member 560 is connected between the rotating output shaft of the third servo motor 550 and the winding roller 520, and the latch 563 is elastically supported by the reed 564 inside the one-way rotating member 560, so that the bayonet, by means of the clamping teeth 566 to the clamping pin 563, the power output of the third servo motor 550 to the winding roller 520 can be driven only by one-way power, so that the situation that the third servo motor 550 is dragged and rotated when the winding roller 520 is driven to rotate reversely in the resetting process of the hinge rod 150 and the hinge frame 160 is avoided, and the stable safety of the third servo motor 550 in use is effectively guaranteed;

the working principle is as follows: when the device works, a worker connects the device with an external power supply through a wire, so that the external power supply provides electric support for the device, and then the worker controls the device to be powered on and started;

during working, a worker installs the device on a preset station, so that the first servo motor 190 is fixedly connected to an external lifting mechanism, the device is in a vertically downward state, during working, the worker places a spherical part to be subjected to coating brushing operation on the fixed station, and the device is integrally adjusted and moved up and down through the external lifting mechanism;

when the device works, the position of the supporting rod 120 of the device is inserted into the inner wall of the spherical part, then, a worker controls the second servo motor 430 to be electrified and started, so that the second servo motor 430 drives the second screw rod 410 fixed on the rotating output shaft of the second servo motor to rotate, the limiting plate 420 is driven by the thread meshing between the limiting plate 420 and the second screw rod 410 to move to a proper position along the second screw rod 410, the synchronous third servo motor 550 is electrified and started, the winding roller 520 is driven to rotate by the unidirectional rotating piece 560, so that the winding roller 520 rotates to wind the rope 540, the rope 540 is wound and influenced by the winding of the rope 540, the first spring 180 moves along the winding direction of the rope 540, under the elastic pulling action of the first spring 180, the rotating deflection between the hinged rod 150 and the hinged frame 160 is realized, the brush roller 170 mounted on the hinged frame 160 moves to change the position through the rotation of the hinged, driven by the hinged frame 160, the brush roller 170 is attached to the inner wall of the spherical part;

when the brush roller 170 is attached to the inner wall of the spherical part, the brush roller 170 is always tightly attached to the inner wall of the spherical part under the extrusion action of the inner wall of the spherical part and the supporting action of the hinged frame 160 in cooperation with the elastic pulling action of the second spring 340, and then a worker controls the first servo motor 190 to be electrified and started, so that the first servo motor 190 drives the main support rod 110 fixed on the rotating output shaft of the first servo motor to rotate, and the brush roller 170 performs rolling brushing operation on the inner wall of the spherical part;

when the automatic coating machine works, the spray pipe 330 is connected with the external coating supply mechanism to spray coating on the outer wall of the brush roll 170, and the coating is uniformly covered on the outer wall of the brush roll 170 by scraping and brushing through the relative movement of the scraping plate 350 in the continuous rolling process of the brush roll 170, so that the coating thickness of the brush roll 170 is kept uniform when the coating is brushed;

when the device works, when the elongation of the threaded sleeve 210 needs to be adjusted, a worker controls the device to return to an initial state, and then the worker controls the double-shaft motor 250 to be electrified and started, so that the double-shaft motor 250 drives the first bevel gears 260 on the two ends of the output shafts to rotate, the spur gears 280 rotate through tooth meshing transmission between the first bevel gears 260 and the second bevel gears 270, the spur gears 280 are connected with the outer gear rings 230 through tooth meshing, the spur gears 280 drive the outer gear rings 230 to rotate, the threaded sleeve 210 rotates, and the threaded sleeve 210 moves outwards to elongate through thread meshing between the threaded sleeve 210 and the first screw 220.

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 (10)

1. The utility model provides a machine parts processing is with bulb inner wall coating printing device, includes device main part (100), its characterized in that: the device main body (100) comprises a main support rod (110), a support bar (120) is symmetrically fixed at one end of the main support rod (110), a connecting seat (130) is welded and fixed at the other end of the support bar (120), a sliding seat (140) is sleeved on the outer side of the support bar (120), the sliding seat (140) is connected with the support bar (120) in a sliding manner, hinged rods (150) are symmetrically and rotatably connected to the front side and the rear side of the sliding seat (140), hinged frames (160) are symmetrically and rotatably connected to the front side and the rear side of the connecting seat (130), the hinged frames (160) are hinged to the corresponding two groups of hinged rods (150), each group of the hinged frames (160) is rotatably connected with a brush roll (170) at one end close to the hinged rods (150), the appearance of the brush roll (170) is elliptical, a first spring (180) is connected between the sliding seat (140) and the connecting seat (130), the sliding seat (140) is elastically connected with the connecting seat (130) through a first spring (180), a first servo motor (190) is fixedly connected to the position of the other end of the main support rod (110), and the main support rod (110) is fixedly connected to a rotating output shaft of the first servo motor (190).

2. The apparatus for printing inner wall coating of spherical part for machining mechanical part according to claim 1, wherein: two sets of articulated frame (160) is gone up and is close to one end department of brush roll (170) and install guiding mechanism (200), and guiding mechanism (200) is including thread bush (210), thread bush (210) are provided with two sets ofly altogether, and two sets of thread bush (210) are rotated and are connected and close to inside the one end of brush roll (170) on articulated frame (160), every group the inside of thread bush (210) all runs through and is inserted and be equipped with first screw rod (220), and the screw thread of assembly on the thread bush (210) inner wall and the screw thread looks adaptation of assembly on the first screw rod (220) outer wall, the screw thread of assembly on the thread bush (210) inner wall and the screw thread looks adaptation of assembly on first screw rod (220) outer wall, articulated frame (160) are close to and are fixed with the fixture block on the one end inner wall of brush roll (170) symmetrically, the draw-in groove has been seted up on the outer wall of first screw rod (220) symmetrically, the fixture block on articulated frame (160) corresponds the block in the The hinged frame (160) is connected with the first screw rod (220) in a sliding mode.

3. The apparatus for printing inner wall coating of spherical part for machining mechanical part according to claim 2, wherein: every group equal fixedly connected with outer ring gear (230) on the outer wall of thread bush (210), the intermediate position outside of support rack pole (120) is through support fixedly connected with outer frame (240), and the intermediate position fixed mounting of outer frame (240) has double-shaft motor (250), symmetrical form fixed mounting has first bevel gear (260) on the both ends rotation output shaft around double-shaft motor (250), and every group the outside of first bevel gear (260) all meshes and is connected with second bevel gear (270), every group second bevel gear (270) respectively with correspond mutually perpendicular between first bevel gear (260), two sets of second bevel gear (270) rotates respectively and connects both ends around outer frame (240), every group equal fixedly connected with straight gear (280) in the axis of rotation of second bevel gear (270) intermediate position, and two sets of straight gear (280) correspond with two sets of thread bush (210) are located same water flat line, the teeth assembled on the outer wall of the straight gear (280) are matched with the teeth assembled on the outer gear ring (230).

4. The apparatus for printing inner wall coating of spherical part for machining mechanical part according to claim 3, wherein: every group first screw rod (220) and every group that corresponds install between brush roll (170) and right mechanism (300), and right mechanism (300) including connecting rod (310), connecting rod (310) correspond fixed connection and are in every group on first screw rod (220), the outside one end department of connecting rod (310) rotates and is connected with barrel holder (320), brush roll (170) correspond to rotate to be connected in the inside of barrel holder (320), the inboard one end fixed mounting of barrel holder (320) has spray tube (330), and the exit position of spray tube (330) on directional brush roll (170) outer wall that corresponds, the other end fixed intercommunication of spray tube (330) is on external feed mechanism.

5. The apparatus for printing inner wall coating of spherical part for machining mechanical part according to claim 4, wherein: the equal fixedly connected with second spring (340) of both ends department about barrel holder (320), and the other end fixed connection of second spring (340) is on connecting rod (310), elasticity rotation is connected between barrel holder (320) and connecting rod (310) through second spring (340).

6. The apparatus for printing inner wall coating of spherical part for machining mechanical part according to claim 5, wherein: the scraper (350) is welded and fixed in the barrel frame (320), the appearance of the scraper (350) is arc-shaped, one side of the scraper (350) is close to the outer wall of the brush roller (170), and one side of the scraper (350) close to the brush roller (170) is sharp.

7. The apparatus for printing an inner wall coating of a spherical part for machining a mechanical part according to claim 6, wherein: the inside mounting of main tributary vaulting pole (110) has stop gear (400), and stop gear (400) is including second screw rod (410), second screw rod (410) rotate to be connected in the inside of main tributary vaulting pole (110), and the other end of second screw rod (410) extends to connecting seat (130) department, the outside cover of second screw rod (410) is equipped with limiting plate (420), and the intermediate position of limiting plate (420) sets up threaded hole, second screw rod (410) are run through to be inserted and are established in the screw hole that limiting plate (420) intermediate position was seted up, the screw hole that limiting plate (420) intermediate position was seted up and the screw thread looks adaptation of assembly on second screw rod (410) outer wall, main tributary vaulting pole (110) are close to the inside fixed mounting in first servo motor (190) one end has second servo motor (430), and the rotation output shaft fixed connection of second servo motor (430) is on second screw rod (410), the limiting plate (420) is located at the right side position of the sliding seat (140).

8. The apparatus for printing an inner wall coating of a spherical part for machining a mechanical part according to claim 7, wherein: the inside symmetry form of limiting plate (420) has seted up the through-hole, support bar (120) run through insert establish in the through-hole that limiting plate (420) inside was seted up, sliding connection between limiting plate (420) and support bar (120) through the through-hole.

9. The apparatus for printing an inner wall coating of a spherical part for machining a mechanical part according to claim 8, wherein: the other side fixed mounting of connecting seat (130) has winding mechanism (500), and winding mechanism (500) is including shell (510), shell (510) welded fastening is at the opposite side of connecting seat (130), the inside of shell (510) is rotated and is connected with wind-up roll (520), and wind-up roll (520) are gone up and are close to one side fixedly connected with clockwork spring (530) in shell (510), the one end fixed connection of clockwork spring (530) is on wind-up roll (520), the other end fixed connection of clockwork spring (530) is on shell (510), wind-up roll (520) through clockwork spring (530) with elastic rotation is connected between shell (510), rope (540) have been twined to the outside symmetry form of wind-up roll (520), and two sets of the winding direction of rope (540) is opposite, rope (540) run through in the inside of connecting seat (130), and sliding connection between rope (540) and connecting seat (130), two sets of the other end of rope (540) is symmetrical fixed connection respectively is two sets of on first spring (180), the inside fixedly connected with third servo motor (550) of connecting seat (130), and fixed mounting has one-way rotation piece (560) on the rotation output shaft of third servo motor (550), the outside fixed connection of one-way rotation piece (560) is on wind-up roll (520).

10. The apparatus for printing an inner wall coating of a spherical part for machining a mechanical part according to claim 9, wherein: one-way rotating member (560) is including inner circle (561), inner circle (561) welded fastening is on the rotation output shaft of third servo motor (550), the outside of inner circle (561) evenly is fixed with mount pad (562), and the internal rotation of mount pad (562) is connected with bayonet lock (563), bayonet lock (563) with fixedly connected with reed (564) between inner circle (561), bayonet lock (563) through reed (564) with elastic rotation is connected between inner circle (561), the outside cover of inner circle (561) is equipped with outer lane (565), and encircles and is fixed with latch (566) on the inner wall of outer lane (565), the appearance of latch (566) is the slope form, the outside one end of bayonet lock (563) corresponds the block in on latch (566), the outside fixed welding of latch (566) is on wind-up roll (520).

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