CN111715437A - Automatic auxiliary device for local spray painting of rod body - Google Patents
Automatic auxiliary device for local spray painting of rod body Download PDFInfo
- Publication number
- CN111715437A CN111715437A CN202010552752.4A CN202010552752A CN111715437A CN 111715437 A CN111715437 A CN 111715437A CN 202010552752 A CN202010552752 A CN 202010552752A CN 111715437 A CN111715437 A CN 111715437A
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- Prior art keywords
- rod body
- rod
- synchronous belt
- sleeve
- synchronous
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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
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/16—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
- B05B12/20—Masking elements, i.e. elements defining uncoated areas on an object to be coated
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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
- B05B13/0207—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the work being an elongated body, e.g. wire or pipe
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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
- B05B13/0228—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 movement of the objects being rotative
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- Spray Control Apparatus (AREA)
Abstract
The invention relates to the technical field of auxiliary spraying devices, in particular to an automatic auxiliary device for locally spraying paint on a rod body. The automatic auxiliary device for local paint spraying of the rod body comprises a mounting frame, a rod body head limiting mechanism, a rod body tail limiting mechanism, a rod body clamping mechanism, a clamping mechanism driving assembly and a synchronous rotation driving mechanism, wherein the rod body clamping mechanism comprises a rubber clamping sleeve, a clamping sleeve adjusting assembly and a workpiece support plate. The rubber jacket replaces the adhesive tape to separate the rod section to be sprayed of the rod body, the rubber jacket is attached to the natural state and is in clearance fit with the rod body to be sprayed, contact is not generated, the synchronous rotation driving mechanism drives the rod body to rotate, and meanwhile, the jacket adjusting component of the rod body clamping mechanism adjusts the shape of the rubber jacket under the action of centrifugal force, so that the rubber jacket is attached to the rod body tightly, the separation effect is formed on the outer wall of the rod body, and paint is effectively prevented from being attached to the rod section which is not required to be sprayed and is coated on the rod body during paint spraying.
Description
Technical Field
The invention relates to the technical field of auxiliary spraying devices, in particular to an automatic auxiliary device for locally spraying paint on a rod body.
Background
Rod-like thing such as fishing rod often only need carry out local spray paint to one section or multistage in the body of rod in the spraying paint process, and in the spraying paint process, in order to prevent that the pole section that does not need the spraying paint from being stained with the lacquer, generally need treat the both ends winding sticky tape of the section of spraying paint to the body of rod, tear the sticky tape off again after the regional spraying paint operation of accomplishing within two sections sticky tapes, this kind of supplementary operation mode of spraying and washing has following not enough at least in the actual operation process: (1) the process of adhering and tearing the adhesive tape wastes time and labor, the adhesive on the adhesive tape is easy to remain on the outer wall of the rod body, the operation efficiency is low, and the operation is very inconvenient especially under the condition that the rod body needs multi-section and multi-time paint spraying; (2) the body of rod can not be by stable support and steady rotation at the in-process body of spraying paint, is unfavorable for the homogeneity that the body of rod sprayed paint.
Disclosure of Invention
The invention aims to provide an automatic auxiliary device for locally spraying paint on a rod body, which overcomes the defects that the processes of adhering and tearing an adhesive tape in the prior art are time-consuming and labor-consuming, the adhesive on the adhesive tape is easy to remain on the outer wall of the rod body, the rod body cannot be stably supported and stably rotated in the paint spraying process, and the like, has reasonable structural design, and is not easy to damage after long-term use.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a local automation auxiliary device that sprays paint of body of rod, includes mounting bracket, body of rod head stop gear, body of rod afterbody stop gear, body of rod fixture, fixture drive assembly and synchronous rotation actuating mechanism, wherein:
the rod body head limiting mechanism is arranged at one end of the mounting rack in the X-axis direction, the rod body tail limiting mechanism is arranged at the other end of the mounting rack in the X-axis direction, one end of the rod body is limited through the rod body head limiting mechanism, and the other end of the rod body is limited through the rod body tail limiting mechanism;
the device comprises a plurality of rod body clamping mechanisms, a plurality of rod body driving assemblies, a plurality of clamping mechanisms and a plurality of spraying mechanisms, wherein the two rod body clamping mechanisms are in a group, at least one group is arranged on each rod body clamping mechanism, the rod body clamping mechanisms are used for clamping two ends of a rod section to be sprayed of a rod body and separating the rod section to be sprayed of the rod body from a rod section which does not need spraying, the rod body clamping mechanisms are arranged on the clamping mechanism driving assemblies, the clamping mechanism driving assemblies are arranged on an installation frame, and the rod body clamping mechanisms move to the;
the synchronous rotation driving mechanism is arranged on the mounting frame and is used for driving a part forming a clamping effect on the rod body in the rod body clamping mechanism while driving the rod body to rotate, so that the part forming the clamping effect on the rod body clamps the rod body and rotates synchronously with the rod body;
before the installation of the rod body to be sprayed, the rod body clamping mechanism is close to the rod body head limiting mechanism, the head of the rod body is limited by the rod body head limiting mechanism after passing through the rod body clamping mechanism, the tail of the rod body is limited by the rod body tail limiting mechanism, when the head and the tail of the rod body are both in a limiting state, the outer wall of the rod body is not contacted with the rod body clamping mechanism, under the driving of a clamping mechanism driving assembly, the rod body clamping mechanism is translated to the end part of the rod body to be sprayed, a synchronous rotation driving mechanism is started, a part which forms a clamping effect on the rod body in the rod body clamping mechanism is tightly attached to the rod body while the rod body rotates, the rod body to be sprayed and the rod section which does not need to be sprayed are separated, at the moment, the paint spraying operation can be carried out, under the driving of the synchronous rotation driving mechanism, at this moment, the rod body is loosened from the part for clamping the rod body, the rod body clamping mechanism is driven by the clamping mechanism driving assembly to return to the position close to the head limiting mechanism of the rod body under the condition of not contacting with the rod body, and the sprayed rod body is taken down from the head limiting mechanism of the rod body and the tail limiting mechanism of the rod body.
Further, the rod body clamping mechanism comprises a rubber clamping sleeve, a clamping sleeve adjusting assembly and a workpiece support plate, the clamping sleeve adjusting assembly is installed on the workpiece support plate, the rubber clamping sleeve is installed in the clamping sleeve adjusting assembly, and the rubber clamping sleeve is adjusted through the clamping sleeve adjusting assembly to enable the rubber clamping sleeve to clamp or loosen the end portion of the rod body to be sprayed with the rod section.
Furthermore, the workpiece support plates are arranged in two positions along the X-axis direction and fixedly connected through connecting rods, a first mounting hole is formed in the upper end of a plate body of each workpiece support plate, a synchronous belt perforation is formed in the middle upper portion of the plate body of each workpiece support plate, a second mounting hole is formed in the lower end of the plate body of each workpiece support plate, a synchronous belt pressing block and a first linear sliding block which are matched with the clamping mechanism driving assembly are arranged on the end faces, close to the mounting frame, of the two workpiece support plates, a micro switch is arranged on each workpiece support plate, a rubber jacket is installed in the second mounting hole of each workpiece support plate through a jacket adjusting assembly, and each workpiece support plate can translate under the driving of the clamping assembly driving mechanism to drive the jacket adjusting assembly and the rubber jacket to move.
Furthermore, the rubber jacket comprises a cylindrical sleeve and a holding piece arranged on the outer wall of the sleeve, and the sleeve is of an integrally formed cylindrical structure or a cylindrical structure formed by splicing.
Further, rubber jacket's the interior wall of sleeve pipe and the outer wall clearance fit of the body of rod, rubber jacket's the piece of holding is the tubular structure, sets up the piece of holding in sheathed tube outer wall along circumference array, and the tubular structure trompil direction of the piece of holding is the same with sheathed tube cylindric trompil direction, and through pressing from both sides the pulling of cover adjustment subassembly and holding the piece, can control the sleeve and paste the body of rod or not contact with the body of rod tightly.
Furthermore, the jacket adjusting component comprises a first synchronous belt wheel, a second synchronous belt wheel, a first synchronous belt, an eccentric connecting rod and an optical axis, the first synchronous belt wheel is installed in the first installation hole through a bearing, the second synchronous belt wheel is installed in the second installation hole through a bearing, the first synchronous belt wheel and the second synchronous belt wheel are provided with a closed annular first synchronous belt, a rubber jacket is arranged in a through hole of the second synchronous belt wheel, the end part of the rubber jacket extends out of the end part of the through hole of the second synchronous belt wheel, the optical axis is inserted into a holding part of the rubber jacket, the end part of the optical axis is connected with the initial end of the eccentric connecting rod, the tail end of the eccentric connecting rod is provided with a weight, the eccentric connecting rod is limited at the end part of the second synchronous belt wheel through a screw after inclining along the holding part corresponding to the installation position of the eccentric connecting rod, when the second synchronous belt wheel rotates along the direction opposite to, under the effect of centrifugal force, eccentric connecting rod drives the sleeve pipe that the inside extrusion rubber of optical axis pressed from both sides the cover, make sleeve pipe extrusion body of rod outer wall, paste the tight formation separation effect of outer wall to the body of rod, paint is infected with the pole section that need not to carry out the spraying when effectively preventing to spray paint on the body of rod, when the body of rod spraying finishes, the synchronous band pulley of second stops rotatoryly, centrifugal force eliminates, the sleeve pipe recovery shape of rubber jacket, do not contact with the body of rod, this kind of mode of setting is favorable to the installation and the taking off of the body of rod, be favorable to prolonging the life.
Furthermore, the clamping mechanism driving assembly comprises a first servo motor, a third synchronous belt pulley, a fourth synchronous belt pulley, a second synchronous belt and a linear guide rail, the first servo motor is installed at one end of the mounting frame in the X-axis direction, the third synchronous belt pulley is installed on a rotating shaft of the first servo motor, the fourth synchronous belt pulley is installed at the other end of the mounting frame in the X-axis direction, the second synchronous belt which is annularly closed is installed on the third synchronous belt pulley and the fourth synchronous belt pulley, and the linear guide rail is installed on the mounting frame in the X-axis direction; a second synchronous belt which is closed in an annular shape penetrates through a synchronous belt perforation of the workpiece support plate and is connected with the workpiece support plate through a synchronous belt pressing block, a first linear sliding block on the workpiece support plate is installed in a matched mode with the linear guide rail, a first servo motor drives a third synchronous belt wheel to rotate to drive a second synchronous belt on the third synchronous belt wheel and a fourth synchronous belt wheel to run, and the second synchronous belt drives the workpiece support plate to move along the linear guide rail;
the clamping mechanism driving assemblies are at least provided with two groups; the clamping mechanism driving assembly further comprises a tension wheel support arranged on the mounting frame and a tension wheel arranged through the tension wheel support and used for tensioning the second synchronous belt.
Further, the rod head limiting mechanism comprises an air cylinder, a connecting flange, a bearing frame, a first bearing, a first expansion shaft, a second expansion shaft, a first expansion sleeve, a second bearing and a bearing seat, the tail end of a piston rod of the air cylinder is connected with the bearing frame through the connecting flange, the first bearing is arranged in the bearing frame and is matched with the initial end of the first expansion shaft, the tail end of the first expansion shaft is connected with the initial end of the second expansion shaft, the outer wall sleeve of the first expansion shaft is provided with the first expansion sleeve, the second bearing is arranged on the outer wall of the first expansion sleeve, the second bearing is arranged in the bearing frame, the bearing frame is arranged on the mounting frame, the tail end of the first expansion sleeve is connected with the second expansion sleeve, the middle rear end of the second expansion sleeve is of a gradually-shrinking type structure and is provided with a strip-shaped opening, the tail end of the second expansion shaft is of a gradually-shrinking type structure, and the tail end of the second expansion shaft is positioned outside the tail end of the second expansion sleeve when the air cylinder extends out, when the cylinder withdraws, the tail end of the second expansion shaft enters the second expansion sleeve, the tapered structure of the second expansion sleeve is supported, and then the expansion limiting support is formed for the rod body.
Further, body of rod afterbody stop gear includes that connecting plate, tailstock and tailstock are top, the connecting plate is installed on the mounting bracket, the tailstock is installed to the lower extreme of connecting plate, the tailstock rotates towards body of rod head stop gear's one end and is provided with the tailstock top, the top outer wall size of tailstock cooperatees with the inner wall size of body of rod afterbody, according to the mounted position of the length adjustment connecting plate on the mounting bracket of the body of rod, during the body of rod installation, overlap the inner chamber cover of body of rod head at the gradual shrinkage formula structure outer wall of the bloated tight cover of second, the removal body of rod overlaps the body of rod afterbody at the top outer wall of tailstock, body of rod head stop gear's cylinder is withdrawed, the end of the bloated tight axle of second gets into inside the bloated tight cover of second, prop up the gradual shrinkage formula structure of.
Furthermore, the synchronous rotation driving mechanism comprises a second servo motor, a coupler, a polygonal rotating shaft, a fifth synchronous pulley, a sixth synchronous pulley and a third synchronous belt, the second servo motor is installed on the installation frame, the second servo motor is connected with the initial end of the polygonal rotating shaft arranged along the X-axis direction through the coupler, the tail end of the polygonal rotating shaft penetrates through a through hole of the first synchronous pulley and then is fixed on the installation frame through a bearing, the shape of the through hole of the first synchronous pulley is matched with the shape of the outer wall of the polygonal rotating shaft, the fifth synchronous pulley is installed on the outer wall of the polygonal rotating shaft, the sixth synchronous pulley is installed on the outer wall of the first expansion sleeve, and the third synchronous belt which is annularly closed is installed between the fifth synchronous pulley and the sixth synchronous pulley; when the rubber jacket is used, the second servo motor is started, the polygonal rotating shaft rotates to drive the first synchronous belt pulley of the jacket adjusting assembly to rotate, the first synchronous belt and the second synchronous belt pulley are matched to drive the eccentric connecting rod to rotate, the moving direction of the first synchronous belt is opposite to the inclination direction of the eccentric connecting rod, so that the eccentric connecting rod drives the optical axis to inwards extrude the sleeve of the rubber jacket, the sleeve extrudes the outer wall of the rod body, and the outer wall of the rod body is tightly attached to form a separation effect; meanwhile, the fifth synchronous belt pulley drives the sixth synchronous belt pulley to rotate when the polygonal rotating shaft rotates, so that the first expansion sleeve drives the second expansion sleeve to rotate, one end of the rod body is installed on the second expansion sleeve, the other end of the rod body is installed on the top of a tailstock of the tail limiting mechanism and can rotate on the top, the rod body rotates along with the rotation of the rod body, and the improvement of the spraying uniformity and the improvement of the stability of the rod body in the spraying process are facilitated.
Furthermore, a steel plate ruler is arranged on the mounting frame, and a positioning block is arranged on the steel plate ruler.
The invention has the beneficial effects that: compared with the prior art, the automatic auxiliary device for locally spraying paint on the rod body has the following advantages: (1) the rubber jacket replaces the adhesive tape to form separation on the rod section to be sprayed of the rod body, the rubber jacket is adhered to the rod body to be sprayed under a natural state and is in clearance fit with the rod body to be sprayed, contact is not generated, the installation and the removal of the rod body on the head limiting mechanism and the tail limiting mechanism of the rod body are convenient, the synchronous rotation driving mechanism drives the rod body to rotate, simultaneously, the jacket adjusting component of the rod body clamping mechanism adjusts the shape of the rubber jacket under the action of centrifugal force, the rubber jacket is tightly adhered to the rod body, the separation effect on the outer wall of the rod body is formed, the rod section which is not required to be sprayed is effectively prevented from being polluted by paint during paint spraying, when the spraying of the rod body is finished, the synchronous rotation driving mechanism stops acting, the centrifugal force is eliminated, the rubber jacket loosens the rod body and is not in contact with the rod, the rubber jacket can be used repeatedly, and the service life is long; (2) when the body of rod was installed, with the inner chamber cover of body of rod head at the gradual shrinkage formula structure outer wall of the tight cover of second inflation, the removal body of rod was overlapped the body of rod afterbody at the top outer wall of tailstock, and body of rod head stop gear's cylinder was withdrawed, and the end of the tight axle that expands of second gets into the tight cover of second inflation inside, props up the gradual shrinkage formula structure of the tight cover of second inflation, and then forms the tight spacing support of inflation to the body of rod for the body of rod is steadily rotatory at the spraying in-process, ensures that the spraying is even.
Drawings
FIG. 1 is a schematic front view of the overall structure of the present invention;
FIG. 2 is a perspective view of the overall structure of the present invention (the steel plate ruler and the positioning block are not shown);
FIG. 3 is an enlarged view of the rod clamping mechanism according to the present invention;
FIG. 4 is an enlarged view of the internal structure of the rod clamping mechanism according to the present invention;
FIG. 5 is an enlarged view of the structure of area A of FIG. 4 according to the present invention;
FIG. 6 is an enlarged schematic view of the structure of a rubber boot according to the present invention;
FIG. 7 is a schematic structural view of a head limiting mechanism according to the present invention;
FIG. 8 is a cross-sectional view of the structure B-B' of FIG. 7 according to the present invention;
wherein, 1 mounting rack, 11 steel plate ruler, 12 positioning block, 2 head limiting mechanism, 21 air cylinder, 22 connecting flange, 23 bearing rack, 24 first bearing, 25 first expansion shaft, 26 second expansion shaft, 27 first expansion sleeve, 28 second expansion sleeve, 29 second bearing, 210 bearing seat, 211 long strip opening, 3 rod tail limiting mechanism, 31 connecting plate, 32 tailstock, 33 tailstock centre, 4 rod clamping mechanism, 41 rubber jacket, 411 sleeve, 412 gripping member, 42 jacket adjusting component, 421 first synchronous pulley, 422 second synchronous pulley, 423 first synchronous belt, 424 eccentric connecting rod, 425 optical axis, 426 screw, 43 workpiece support plate, 431 first mounting hole, 432 synchronous belt perforation, 433 second mounting hole, 434 pressing block, 435 first linear slide block, 436 microswitch, 5 clamping mechanism driving component, 51 first servo motor, 52 third synchronous pulley, 52 synchronous belt pulley, 2 synchronous belt, 24 first bearing, 25 first expansion shaft, 26 second expansion shaft, 27 first expansion sleeve, 28 second expansion sleeve, 29 second bearing, 210 bearing, 211 long strip opening, 3 rod tail limiting mechanism, 31 connecting plate, 53 fourth synchronous belt wheel, 54 second synchronous belt, 55 linear guide rail, 56 tension wheel bracket, 57 tension wheel, 6 synchronous rotation driving mechanism, 61 second servo motor, 62 shaft coupling, 63 polygonal rotating shaft, 64 fifth synchronous belt wheel, 65 sixth synchronous belt wheel and 66 third synchronous belt.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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.
In the embodiment shown in fig. 1 to 8, an automatic auxiliary device for local paint spraying of a rod body comprises a mounting rack 1, a rod body head limiting mechanism 2, a rod body tail limiting mechanism 3, a rod body clamping mechanism 4, a clamping mechanism driving assembly 5 and a synchronous rotation driving mechanism 6, wherein:
the rod body head limiting mechanism 2 is arranged at one end of the mounting frame 1 in the X-axis direction, the rod body tail limiting mechanism 3 is arranged at the other end of the mounting frame 1 in the X-axis direction, one end of the rod body is limited through the rod body head limiting mechanism 2, and the other end of the rod body is limited through the rod body tail limiting mechanism 3;
the two rod body clamping mechanisms 4 are in a group and correspond to two ends of a rod section to be sprayed of a rod body, at least one group of rod body clamping mechanisms 4 is arranged, the rod body clamping mechanisms 4 are used for clamping two ends of the rod section to be sprayed of the rod body and separating the rod section to be sprayed of the rod body from the rod section which does not need spraying, the rod body clamping mechanisms 4 are installed on the clamping mechanism driving assembly 5, the clamping mechanism driving assembly 5 is installed on the installation frame 1, and the rod body clamping mechanisms 4 move to the end parts of the rod section to be sprayed of the rod body under the driving of the clamping mechanism driving assembly 5;
the synchronous rotation driving mechanism 6 is arranged on the mounting frame 1, and the synchronous rotation driving mechanism 6 is used for driving a part which forms a clamping action on the rod body in the rod body clamping mechanism 4 while driving the rod body to rotate, so that the part which forms the clamping action on the rod body clamps the rod body and synchronously rotates with the rod body;
before the installation of the rod body to be sprayed, the rod body clamping mechanism 4 is close to the rod body head limiting mechanism 2, the head of the rod body is limited by the rod body head limiting mechanism 2 after passing through the rod body clamping mechanism 4, the tail of the rod body is limited by the rod body tail limiting mechanism 3, when the head and the tail of the rod body are both in a limiting state, the outer wall of the rod body is not contacted with the rod body clamping mechanism 4, under the driving of the clamping mechanism driving assembly 5, the rod body clamping mechanism 4 is horizontally moved to the end part of the rod body to be sprayed, the synchronous rotation driving mechanism 6 is started, a part which has clamping effect on the rod body in the rod body clamping mechanism 4 is tightly attached to the rod body while the rod body rotates, the rod body to be sprayed and the rod section which does not need spraying of the rod body are separated, at the time, the paint spraying operation can be carried out, under the driving of, close synchronous drive rotary mechanism 4, the body of rod is loosened to the part that the body of rod becomes clamping action in the body of rod fixture 4 this moment, make body of rod fixture 4 return the position that is close to body of rod head stop gear 2 under the condition of not contacting with the body of rod through the drive of fixture drive assembly 5, take off from body of rod head stop gear 2 and body of rod afterbody stop gear 4 and accomplished the spraying the body of rod can, whole process operation is smooth, the technology continuity is strong, time saving and labor saving, the part that forms clamping action to the body of rod in the body of rod fixture 4 can be used repeatedly.
In this embodiment, the rod clamping mechanism 4 includes a rubber jacket 41, a jacket adjusting assembly 42, and a workpiece support plate 43, the jacket adjusting assembly 42 is installed on the workpiece support plate 43, the rubber jacket 41 is installed in the jacket adjusting assembly 42, and the rubber jacket 41 is adjusted by the jacket adjusting assembly 42, so that the rubber jacket 41 clamps or releases the end of the rod segment to be sprayed.
In this embodiment, two workpiece support plates 43 are arranged along the X-axis direction, the two workpiece support plates 43 are fixedly connected by a connecting rod, a first mounting hole 431 is formed in the upper end of a plate body of each workpiece support plate 43, a synchronous belt perforation 432 is formed in the middle upper portion of the plate body of each workpiece support plate 43, a second mounting hole 433 is formed in the lower end of the plate body of each workpiece support plate 43, a synchronous belt pressing block 434 and a first linear slider 435 which are matched with the clamping mechanism driving assembly 5 are arranged on the end face, close to the mounting frame 1, of each workpiece support plate 43, a micro switch 436 is arranged on each workpiece support plate 43, a rubber jacket 41 is installed in the second mounting hole 433 of each workpiece support plate 43 through a jacket adjusting assembly 42, and each workpiece support plate 43 can be driven by the clamping assembly driving mechanism 5 to translate to drive the jacket adjusting assembly 42 and the rubber jacket.
In this embodiment, the rubber jacket 41 includes a sleeve 411 having a cylindrical shape and a holding member 412 disposed on an outer wall of the sleeve 411, and the sleeve 411 has an integrally formed cylindrical structure or a cylindrical structure formed by splicing.
In this embodiment, the inner wall of the sleeve 411 of the rubber jacket 41 is in clearance fit with the outer wall of the rod, the holding members 412 of the rubber jacket 41 are in a cylindrical structure, the holding members 412 are circumferentially arranged on the outer wall of the sleeve 411 in an array, the opening direction of the cylindrical structure of the holding members 412 is the same as the opening direction of the cylindrical structure of the sleeve 411, and the sleeve 411 can be controlled to be attached to the rod or not to be in contact with the rod by pulling the holding members 412 through the jacket adjusting assembly 42.
In this embodiment, the jacket adjusting assembly 42 includes a first synchronous pulley 421, a second synchronous pulley 422, a first synchronous belt 423, an eccentric link 424 and an optical axis 425, the first synchronous pulley 421 is installed in a first installation hole 431 through a bearing, the second synchronous pulley 422 is installed in a second installation hole 433 through a bearing, the first synchronous pulley 421 and the second synchronous pulley 422 are installed with the first synchronous belt 423 in a closed loop shape, a rubber jacket 41 is installed in a through hole of the second synchronous pulley 422, an end of the rubber jacket 41 extends out of an end of the through hole of the second synchronous pulley 422, a grip 412 of the rubber jacket 41 is inserted into the optical axis 415, an end of the optical axis 425 is connected with a start end of the eccentric link 424, a weight is disposed at a tail end of the eccentric link 424, the eccentric link 424 is tilted along the grip 412 corresponding to an installation position of the eccentric link 424 and then is limited at the end of the second synchronous pulley 422 through a screw 426, when second synchronous pulley 422 is rotatory along the opposite direction of the slope direction with eccentric connecting rod 424, under the effect of centrifugal force, eccentric connecting rod 424 drives optical axis 425 inwards and extrudes sleeve pipe 411 of rubber jacket 41, make sleeve pipe 411 extrude the body of rod outer wall, paste the tight formation separation effect of outer wall to the body of rod, paint is stained with the pole section that need not to carry out the spraying on the body of rod when effectively preventing to spray paint, when the body of rod spraying finishes, second synchronous pulley 422 stops rotatoryly, centrifugal force eliminates, the shape is resumeed to sleeve pipe 411 of rubber jacket 41, do not contact with the body of rod, this kind of setting mode is favorable to the installation and the taking off of the body of rod, be favorable to prolonging the life of rubber jacket 41.
In this embodiment, the clamping mechanism driving assembly 5 includes a first servo motor 51, a third synchronous pulley 52, a fourth synchronous pulley 53, a second synchronous belt 54 and a linear guide 55, the first servo motor 51 is installed at one end of the mounting frame 1 in the X-axis direction, the third synchronous pulley 52 is installed on a rotating shaft of the first servo motor 51, the fourth synchronous pulley 53 is installed at the other end of the mounting frame 1 in the X-axis direction, the second synchronous belt 54 which is closed in an annular shape is installed on the third synchronous pulley 52 and the fourth synchronous pulley 53, and the linear guide 55 is installed on the mounting frame 1 in the X-axis direction; one side of a second annular closed synchronous belt 54 penetrates through a synchronous belt perforation 432 of the workpiece support plate 43, the second synchronous belt 54 is connected with the workpiece support plate 43 through a synchronous belt pressing block 424, a first linear sliding block 435 on the workpiece support plate 43 is installed in a matched manner with the linear guide rail 55, a first servo motor 51 drives a third synchronous belt wheel 52 to rotate, the second synchronous belt 54 on the third synchronous belt wheel 52 and a fourth synchronous belt wheel 53 is driven to run, and the second synchronous belt 54 drives the workpiece support plate 43 to move along the linear guide rail 55;
the clamping mechanism driving assemblies 5 are at least provided in two groups; the clamping mechanism driving assembly 5 further comprises a tension roller bracket 56 mounted on the mounting frame 1 and a tension roller 57 mounted through the tension roller bracket 56 and used for tensioning the second synchronous belt 54.
In this embodiment, the rod head limiting mechanism 2 includes a cylinder 21, a connecting flange 22, a bearing frame 23, a first bearing 24, a first expansion shaft 25, a second expansion shaft 26, a first expansion sleeve 27, a second expansion sleeve 28, a second bearing 29 and a bearing seat 210, the end of a piston rod of the cylinder 21 is connected with the bearing frame 23 through the connecting flange 22, the first bearing 24 is disposed in the bearing frame 23, the first bearing 24 is a thrust ball bearing, the first bearing 24 is installed in cooperation with the start end of the first expansion shaft 25, the end of the first expansion shaft 25 is connected with the start end of the second expansion shaft 26, the outer wall of the first expansion shaft 25 is sleeved with the first expansion 27 sleeve, the outer wall of the first expansion sleeve 27 is installed with the second bearing 29, the second bearing 29 is installed in the bearing seat 210, the bearing seat 210 is installed on the installation frame 1, the end of the first expansion sleeve 27 is connected with the second expansion sleeve 28, the middle rear end of the second expansion sleeve 28 is in a gradually-contracting type structure and is provided with a strip-shaped opening 211, the end of the second expansion shaft 26 is the reduction and expansion type structure, the end of the second expansion shaft 26 is located the outer part of the second expansion sleeve 28 end when the cylinder 21 extends out, the end of the second expansion shaft 26 enters the second expansion sleeve 28 when the cylinder 21 retracts, the gradual shrinkage type structure of the second expansion sleeve 28 is supported, and then the expansion limiting support is formed for the rod body.
In this embodiment, the rod tail limiting mechanism 3 includes a connecting plate 31, a tailstock 32 and a tailstock center 33, the connecting plate 31 is arranged on the mounting frame 1, the tail seat 32 is arranged at the lower end of the connecting plate 31, a tail seat tip 33 is rotatably arranged at one end of the tail seat 32 facing the rod body head limiting mechanism 2 through a bearing, the size of the outer wall of the tail seat tip 33 is matched with the size of the inner wall of the tail part of the rod body, the mounting position of the connecting plate 31 on the mounting rack 1 is adjusted according to the length of the rod body, when the rod body is mounted, the inner cavity of the head of the rod body is sleeved on the outer wall of the tapered structure of the second expansion sleeve 28, the tail of the rod body is sleeved on the outer wall of the tailstock center 33 by the movable rod body, the cylinder 21 of the rod body head limiting mechanism 2 is retracted, the tail end of the second expansion shaft 26 enters the second expansion sleeve 28, the tapered structure of the second expansion sleeve 28 is supported, and then the expansion limiting support is formed for the rod body.
In this embodiment, the synchronous rotation driving mechanism 6 includes a second servo motor 61, a coupler 62, a polygonal rotating shaft 63, a fifth synchronous pulley 64, a sixth synchronous pulley 65 and a third synchronous belt 66, the second servo motor 61 is mounted on the mounting frame 1, the second servo motor 61 is connected with the start end of the polygonal rotating shaft 63 disposed along the X-axis direction through the coupler 62, the end of the polygonal rotating shaft 63 passes through a through hole of the first synchronous pulley 421 and is fixed on the mounting frame 1 through a bearing, the through hole of the first synchronous pulley 421 is matched with the outer wall of the polygonal rotating shaft 63 in shape, the fifth synchronous pulley 64 is mounted on the outer wall of the polygonal rotating shaft 63, the sixth synchronous pulley 65 is mounted on the outer wall of the first expansion sleeve 27, and the third synchronous belt 66 which is annularly closed is mounted between the fifth synchronous pulley 64 and the sixth synchronous pulley 65; when the device is used, the second servo motor 61 is started, the polygonal rotating shaft 64 rotates to drive the first synchronous belt wheel 421 of the jacket adjusting assembly 42 to rotate, the first synchronous belt 423 and the second synchronous belt wheel 422 are matched to drive the eccentric connecting rod 424 to rotate, the moving direction of the first synchronous belt 423 is opposite to the inclination direction of the eccentric connecting rod 424, the eccentric connecting rod 424 drives the optical axis 425 to inwards extrude the sleeve 411 of the rubber jacket 41, and the sleeve 411 extrudes the outer wall of the rod body to tightly adhere to the outer wall of the rod body to form a separation effect; meanwhile, when the polygonal rotating shaft 63 rotates, the fifth synchronous pulley 64 drives the sixth synchronous pulley 65 to rotate, so that the first expansion sleeve 27 drives the second expansion sleeve 28 to rotate, and because one end of the rod body is installed on the second expansion sleeve 28, and the other end of the rod body is installed on the tailstock center 33 of the tail limiting mechanism 3 and can rotate on the tailstock center 33, the rod body rotates along with the rotation, thereby being beneficial to improving the spraying uniformity and improving the stability of the rod body in the spraying process.
In this embodiment, the polygonal rotating shaft 63 is a spline shaft.
In this embodiment, the mounting rack 1 is provided with a steel plate ruler 11, and the steel plate ruler 11 is provided with a positioning block 12.
The working principle is as follows: the invention relates to an automatic auxiliary device for locally spraying paint on a rod body, wherein before the installation of the rod body to be sprayed, a rod body clamping mechanism 4 is close to a rod body head limiting mechanism 2, when the rod body is installed, the head part of the rod body passes through the rod body clamping mechanism 4, an inner cavity at the head part of the rod body is sleeved on the outer wall of a tapered structure of a second expansion sleeve 28, the tail part of the rod body is sleeved on the outer wall of a tailstock centre 33 by moving the rod body, an air cylinder 21 of the rod body head limiting mechanism 2 is retracted, the tail end of a second expansion shaft 26 enters the inside of the second expansion sleeve 28 to support the tapered structure of the second expansion sleeve 28, so as to form an expansion limiting support for the rod body, when the head part and the tail part of the rod body are both in a limiting state, the outer wall of the rod body is not contacted with a rubber jacket 1 of the rod body clamping mechanism 4, a first servo motor 51 drives a third synchronous belt wheel 52 to rotate to, the second synchronous belt 54 drives the workpiece support plate 43 to move along the linear guide rail 55, so that the rubber jacket 41 is positioned at the end of the rod section to be sprayed on the rod body, the second servo motor 61 is started, the polygonal rotating shaft 64 rotates to drive the first synchronous belt wheel 421 of the jacket adjusting assembly 42 to rotate, further the eccentric connecting rod 424 is driven to rotate through the cooperation of the first synchronous belt 423 and the second synchronous belt wheel 422, the moving direction of the first synchronous belt 423 is opposite to the inclination direction of the eccentric connecting rod 424, so that the eccentric connecting rod 424 drives the optical axis 425 to inwards extrude the sleeve 411 of the rubber jacket 41, and the sleeve 411 extrudes the outer wall of the rod body to tightly attach the outer wall of the rod body to form a separation effect; meanwhile, when the polygonal rotating shaft 63 rotates, the fifth synchronous pulley 64 drives the sixth synchronous pulley 65 to rotate, so that the first expansion sleeve 27 drives the second expansion sleeve 28 to rotate, and because one end of the rod body is installed on the second expansion sleeve 28, and the other end of the rod body is installed on the tailstock center 33 of the tail limiting mechanism 3 and can rotate on the tailstock center 33, the rod body rotates along with the rotation, thereby being beneficial to improving the spraying uniformity and improving the stability of the rod body in the spraying process.
The above embodiments are only specific examples of the present invention, and the protection scope of the present invention includes but is not limited to the product forms and styles of the above embodiments, and any suitable changes or modifications made by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides a local automation auxiliary device that sprays paint of body of rod which characterized in that: including mounting bracket, body of rod head stop gear, body of rod afterbody stop gear, body of rod fixture, fixture drive assembly and synchronous rotation actuating mechanism, wherein:
the rod body head limiting mechanism is arranged at one end of the mounting rack in the X-axis direction, the rod body tail limiting mechanism is arranged at the other end of the mounting rack in the X-axis direction, one end of the rod body is limited through the rod body head limiting mechanism, and the other end of the rod body is limited through the rod body tail limiting mechanism;
the device comprises at least two rod body clamping mechanisms, a clamping mechanism driving assembly and a mounting frame, wherein the rod body clamping mechanisms are used for clamping two ends of a rod section to be sprayed of a rod body and separating the rod section to be sprayed of the rod body from a rod section which is not required to be sprayed;
the synchronous rotation driving mechanism is arranged on the mounting frame and used for driving a part which forms a clamping effect on the rod body in the rod body clamping mechanism while driving the rod body to rotate, so that the part which forms the clamping effect on the rod body clamps the rod body and synchronously rotates with the rod body.
2. An automated auxiliary device for the localized painting of rods according to claim 1, characterized in that: the rod body clamping mechanism comprises a rubber clamping sleeve, a clamping sleeve adjusting assembly and a workpiece support plate, the clamping sleeve adjusting assembly is installed on the workpiece support plate, the rubber clamping sleeve is installed in the clamping sleeve adjusting assembly, and the rubber clamping sleeve is adjusted through the clamping sleeve adjusting assembly to enable the rubber clamping sleeve to clamp or loosen the end portion of the rod body to be sprayed with the rod section.
3. An automated auxiliary device for the local painting of rods according to claim 2, characterized in that: the workpiece support plate is provided with two workpiece support plates along the X-axis direction, the two workpiece support plates are fixedly connected through a connecting rod, a first mounting hole is formed in the upper end of the plate body of each workpiece support plate, a synchronous belt perforation hole is formed in the middle upper portion of the plate body of each workpiece support plate, a second mounting hole is formed in the lower end of the plate body of each workpiece support plate, a synchronous belt pressing block and a first linear sliding block are arranged on the end faces, close to the mounting rack, of the two workpiece support plates, a micro switch is arranged on each workpiece support plate, and a rubber jacket is installed in the second mounting hole of each workpiece support plate.
4. An automated auxiliary device for the localized painting of rods according to claim 3, characterized in that: the rubber jacket comprises a cylindrical sleeve and a holding piece arranged on the outer wall of the sleeve, and the sleeve is of an integrally formed cylindrical structure or a cylindrical structure formed by splicing.
5. An automated auxiliary device for the local painting of rods according to claim 4, characterized in that: the holding piece of the rubber jacket is of a cylindrical structure, the holding pieces are arranged on the outer wall of the sleeve along a circumferential array, and the hole opening direction of the cylindrical structure of the holding piece is the same as the hole opening direction of the cylindrical structure of the sleeve.
6. An automated auxiliary device for the local painting of rods according to claim 5, characterized in that: the clamp sleeve adjusting assembly comprises a first synchronous belt wheel, a second synchronous belt wheel, a first synchronous belt, an eccentric connecting rod and an optical axis, the first synchronous belt wheel is installed in a first installation hole through a bearing, the second synchronous belt wheel is installed in a second installation hole through a bearing, the first synchronous belt wheel and the second synchronous belt wheel are provided with a closed annular first synchronous belt, a rubber clamp sleeve is arranged in a through hole of the second synchronous belt wheel, the end portion of the rubber clamp sleeve extends out of the end portion of the through hole of the second synchronous belt wheel, the optical axis is inserted into a holding piece of the rubber clamp sleeve, the end portion of the optical axis is connected with the initial end of the eccentric connecting rod, the tail end of the eccentric connecting rod is provided with a heavy block, the eccentric connecting rod is limited at the end portion of the second synchronous belt wheel through a screw after inclining along the holding piece corresponding to the installation position of the.
7. An automated auxiliary device for the localized painting of rods according to claim 6, characterized in that: the clamping mechanism driving assembly comprises a first servo motor, a third synchronous belt pulley, a fourth synchronous belt pulley, a second synchronous belt and a linear guide rail, the first servo motor is installed at one end of the mounting frame in the X-axis direction, the third synchronous belt pulley is installed on a rotating shaft of the first servo motor, the fourth synchronous belt pulley is installed at the other end of the mounting frame in the X-axis direction, the third synchronous belt pulley and the fourth synchronous belt pulley are provided with annular closed second synchronous belts, and the linear guide rail is installed on the mounting frame in the X-axis direction; a second synchronous belt which is closed in an annular shape penetrates through a synchronous belt perforation of the workpiece support plate and is connected with the workpiece support plate through a synchronous belt pressing block, a first linear sliding block on the workpiece support plate is installed in a matched mode with the linear guide rail, a first servo motor drives a third synchronous belt wheel to rotate to drive a second synchronous belt on the third synchronous belt wheel and a fourth synchronous belt wheel to run, and the second synchronous belt drives the workpiece support plate to move along the linear guide rail;
the clamping mechanism driving assemblies are at least provided with two groups; the clamping mechanism driving assembly further comprises a tension wheel support arranged on the mounting frame and a tension wheel arranged through the tension wheel support and used for tensioning the second synchronous belt.
8. An automated auxiliary device for the localized painting of rods according to claim 7, characterized in that: the rod head limiting mechanism comprises an air cylinder, a connecting flange, a bearing frame, a first bearing, a first expansion shaft, a second expansion shaft, a first expansion sleeve, a second bearing and a bearing seat, wherein the tail end of a piston rod of the air cylinder is connected with the bearing frame through the connecting flange, the first bearing is arranged in the bearing frame, the first bearing is installed at the initial end of the first expansion shaft in a matched mode, the tail end of the first expansion shaft is connected with the initial end of the second expansion shaft, the outer wall of the first expansion shaft is sleeved with the first expansion sleeve, the second bearing is installed on the outer wall of the first expansion sleeve, the second bearing is installed in the bearing seat, the bearing seat is installed on the installing frame, the tail end of the first expansion sleeve is connected with the second expansion sleeve, the middle rear end of the second expansion sleeve is of a gradual shrinkage type structure and is provided with a strip-shaped opening, the tail end of the second expansion shaft is of a gradual expansion type structure, and the tail end of the second expansion shaft is positioned outside the tail end of the second expansion sleeve when the air, when the cylinder withdraws, the tail end of the second expansion shaft enters the interior of the second expansion sleeve, and the tapered structure of the second expansion sleeve is supported.
9. An automated auxiliary device for the localized painting of rods according to claim 1, characterized in that: the rod body tail limiting mechanism comprises a connecting plate, a tailstock and a tailstock center, the connecting plate is installed on the installation frame, the tailstock is installed at the lower end of the connecting plate, the tailstock center is arranged on the end, facing the rod body head limiting mechanism, of the tailstock, and the size of the outer wall of the tailstock center is matched with the size of the inner wall of the rod body tail.
10. An automated auxiliary device for the localized painting of rods according to claim 8, characterized in that: synchronous rotation actuating mechanism includes second servo motor, shaft coupling, polygon pivot, fifth synchronous pulley, sixth synchronous pulley and third hold-in range, second servo motor installs on the mounting bracket, second servo motor passes through the shaft coupling and is connected with the top along the polygon pivot that the X axle direction set up, the end of polygon pivot is passed first synchronous pulley's perforation back and is fixed on the mounting bracket through the bearing, first synchronous pulley's perforation shape cooperatees with the outer wall shape of polygon pivot, install fifth synchronous pulley on the outer wall of polygon pivot, sixth synchronous pulley installs on the outer wall of first tight cover that expands, install between fifth synchronous pulley and the sixth synchronous pulley and be the closed third hold-in range of annular.
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| CN202010552752.4A CN111715437B (en) | 2020-06-17 | 2020-06-17 | Automatic auxiliary device for local spray painting of rod body |
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| CN202010552752.4A CN111715437B (en) | 2020-06-17 | 2020-06-17 | Automatic auxiliary device for local spray painting of rod body |
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