CN111644294B

CN111644294B - Paint spraying machine for cylindrical products

Info

Publication number: CN111644294B
Application number: CN202010582292.XA
Authority: CN
Inventors: 陈玉富
Original assignee: Nanjing Lishui Hi Tech Industry Equity Investment Co Ltd
Current assignee: Nanjing Hanqian Digital Technology Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-06-01
Anticipated expiration: 2040-06-23
Also published as: CN111644294A

Abstract

The invention discloses a paint spraying machine for cylindrical products, which comprises a machine body and a rotating cavity with a forward opening in the middle of the machine body, wherein a rotating drum is rotatably arranged in the rotating cavity, a telescopic cavity is arranged in the rotating drum, a telescopic shaft extending forwards and backwards is arranged in the telescopic cavity, a telescopic gear is fixedly arranged on the outer surface of the telescopic shaft, a torsion spring is fixedly arranged at one end of the telescopic shaft, which is positioned in the front wall of the telescopic cavity, a telescopic rotating shaft is fixedly arranged at one end of the torsion spring, which is far away from the telescopic shaft, and one end of the telescopic rotating shaft, which is far away from the torsion spring, extends out of the rotating drum, and the tail end of the telescopic rotating shaft is fixedly provided with a telescopic belt pulley.

Description

Paint spraying machine for cylindrical products

Technical Field

The invention relates to the technical field of paint spraying machines, in particular to a paint spraying machine for cylindrical products.

Background

Nowadays, painting is carried out by using a multi-degree-of-freedom mechanical arm, which is expensive and is easy to cause production quality problems due to PLC program errors, so that a painting machine with low degree of freedom and high functional relevance is designed.

The present invention sets forth an apparatus that solves the above problems.

Disclosure of Invention

The aim of the present invention is to provide a painting machine for cylindrical products that overcomes the above-mentioned drawbacks of the prior art.

The paint spraying machine for cylindrical products comprises a machine body and a rotating cavity with a forward opening in the middle of the machine body, wherein a rotating drum is rotatably arranged in the rotating cavity, a telescopic cavity is arranged in the rotating drum, a telescopic shaft extending forwards and backwards is arranged in the telescopic cavity, a telescopic gear is fixedly arranged on the outer surface of the telescopic shaft, a torsion spring is fixedly arranged at one end of the telescopic shaft, which is positioned in the front wall of the telescopic cavity, a telescopic rotating shaft is fixedly arranged at one end of the torsion spring, which is far away from the telescopic shaft, one end of the telescopic rotating shaft, which is far away from the torsion spring, extends out of the rotating drum, and a telescopic belt wheel is fixedly arranged at the tail end of the telescopic shaft, two groups of manipulator devices for realizing the functions of clamping and conveying the products are arranged on the outer wall of the rotating drum in a right angle, fuselage bilateral symmetry is provided with the feeding chamber that the opening is forward, be provided with in the lower wall on the feeding chamber with the pay-off conveying chamber of pay-off chamber intercommunication, the feeding chamber is close to the fixed preparation platform that is provided with in rotary drum side, it has flexible groove to prepare to open in the middle of the platform, the rotatable pay-off conveying axle that runs through and extend around being provided with in pay-off conveying chamber left and right sides, pay-off conveying axle external surface fixation is provided with pay-off transfer pulley, is provided with the belt on the pay-off transfer pulley, pay-off chamber upside pay-off conveying chamber left pay-off conveying axle extends forward and runs through pay-off conveying linkage chamber and is located pay-off conveying linkage chamber part external surface fixation is provided with pay-off conveying linkage band pulley, pay-off conveying axle is kept away from pay-off transfer pulley's end fixation is provided with the pay-off conveying motor that the output shaft is backward A feeding transmission linkage driven belt wheel is arranged on the right side of the transmission linkage cavity, the feeding transmission linkage is fixedly connected with the feeding transmission shaft from the rear side of the belt wheel, the machine body is provided with an annular transportation cavity surrounding the rotation cavity, the upper wall of the transportation cavity is provided with a feeding groove, the rear wall of the feeding groove is communicated with and provided with a feeding cavity communicated with the transportation cavity, the left wall and the right wall of the feeding groove are internally provided with a discharging transmission cavity, the upper side of the discharging transmission cavity is provided with a discharging transmission main shaft which extends leftwards and rightwards and simultaneously penetrates through the discharging transmission cavities on the left side and the right side, one section of the outer surface of the discharging transmission main shaft in the discharging transmission cavity is fixedly provided with a discharging transmission belt wheel, two groups of discharging transmission auxiliary shafts which extend leftwards and rightwards and penetrate through the discharging transmission cavity are symmetrically arranged in the, the discharging conveying belt wheel fixed on the discharging conveying main shaft and the discharging conveying belt wheel fixed on the discharging conveying driven shaft are connected through the discharging conveying belt in a transmission way, one end of the discharging conveying main shaft extending rightwards is fixedly provided with a discharging conveying motor with an output shaft facing leftwards, the left wall of the conveying cavity is internally and fixedly provided with a clamping motor with an output shaft facing forwards, the tail end of the output shaft of the clamping motor is fixedly provided with a clamping main shaft, one end of the clamping main shaft far away from the clamping motor is fixedly provided with a clamping gear, the front section of the clamping gear is provided with a clamping stop groove, the rear wall of the conveying cavity is provided with a reciprocating cavity close to the feeding cavity, the reciprocating cavity is internally provided with a rotating device capable of enabling the manipulator device to rotate ninety degrees in a reciprocating way, and the rotating device adopts, the mechanical arm device is controlled to stay for a set time by controlling the meshing or the separation of the gears through a spring, a spraying gear cavity with an opening at the lower left side is arranged in the right wall of the discharging conveying cavity at the right side, a spraying belt wheel is rotatably arranged in the spraying gear cavity, a reversing cavity is communicated and arranged in the right wall of the spraying gear cavity, a reversing gear cavity with an opening at the lower left side is arranged on the front wall of the reversing cavity, a reversing gear is rotatably arranged in the reversing gear cavity, a quincunx reversing spindle is fixedly arranged at the rear side of the reversing gear, a paint spraying device capable of spraying paint on a cylindrical product is arranged in the reversing cavity and the spraying gear cavity, a main working motor with a backward output shaft is fixedly arranged in the top wall of the machine body part right above the rotary drum, a main working shaft is fixedly arranged at the tail end of the output shaft of the, the spraying main shaft is located one end of the spraying conical cavity is fixedly provided with a spraying main shaft, the tail end of the spraying main shaft is provided with a conical block, the spraying main shaft is far away from the spraying conical cavity, the power supply belt wheel is fixedly arranged at the part of the power supply belt wheel cavity, a spraying conical cavity is arranged above the main working shaft, the spraying main shaft is rotatably arranged at the tail end of the spraying conical cavity, the spraying main shaft is connected with the reversing gear in a belt transmission mode, and the spraying main shaft is connected with the spraying belt wheel in a spraying power transmission mode.

On the basis of the technical scheme, two groups of mechanical arms which are arranged at right angles are fixedly arranged on the outer surface of the rotary drum, a sliding cavity is arranged in each mechanical arm, the lower side of the right wall of the sliding cavity is communicated with the telescopic cavity, the middle of the left wall of the sliding cavity is communicated with the outside through a left opening, a sliding block capable of sliding left and right is arranged in each sliding cavity, the outer surface of the rear side of the right wall of each sliding block is fixedly provided with a rack, the outer surface of the middle of the left wall of each sliding block is fixedly provided with a mechanical arm, the lower wall of each sliding block in each mechanical arm above the rotary drum is fixedly provided with the rack close to the front side, the front wall of each mechanical arm is internally provided with an engaging cavity close to the left side, engaging shafts extending back and forth are symmetrically arranged in the front wall and back wall of each engaging cavity, one end, extending into each engaging cavity, is fixedly, one end of the meshing shaft in the front wall of the meshing cavity, far away from the meshing bevel gears, extends out of the mechanical arm to the same height as the spraying belt wheel, and the tail end of the meshing shaft is fixedly provided with a transmission gear, the right wall of the meshing cavity is rotatably provided with meshing power bevel gears which are simultaneously meshed with the front and rear groups of meshing bevel gears, the right side of the meshing power bevel gear is fixedly provided with a meshing power shaft which extends out of the mechanical arm rightwards, one end of the meshing power shaft, far away from the meshing power bevel gears, is fixedly provided with a main working driven bevel gear, the rear wall of the mechanical arm is internally provided with a screw hole which is communicated from front and rear and is provided with threads on the inner wall, the screw hole is internally provided with a threaded tightening screw rod which extends from front, the elastic gear is meshed with the clamping gear, a rotating block conical cavity is formed in the front end of the elastic screw, and a rotating block is rotatably arranged in the rotating block conical cavity.

On the basis of the technical scheme, a reciprocating shaft extending back and forth is fixedly arranged on the outer surface of the center of the rear wall of the telescopic cavity, a reciprocating cavity is arranged in the rear wall of the upper side of the transportation cavity, the reciprocating shaft extends into the reciprocating cavity, a reciprocating driven gear is fixedly arranged on the outer surface of the reciprocating cavity, a reciprocating limiting shaft extending back and forth is arranged in the rear wall of the upper side of the reciprocating cavity, a reciprocating driving gear is fixedly arranged on the outer surface of one end of the reciprocating limiting shaft extending into the reciprocating cavity, the reciprocating driving gear is in transmission connection with the reciprocating driven gear through a reciprocating belt, a reciprocating rack is meshed with the reciprocating driving gear, a reciprocating slide block is fixedly arranged on the rear side of the reciprocating rack, a reciprocating slide groove penetrating through the reciprocating slide block from front to back is arranged in the reciprocating slide groove, a crank is, a reciprocating meshing conical groove is formed in one surface, far away from the crank, of the reciprocating meshing gear, a reciprocating pressing shaft is rotatably arranged in the reciprocating meshing conical groove, one end, far away from the reciprocating meshing gear, of the reciprocating pressing shaft extends into a pressing cavity, a pressing block is fixedly arranged at the tail end of the pressing block, a compression spring is fixedly arranged on the outer surface of the rear wall of the pressing block, one end, far away from the pressing block, of the compression spring is fixed on the rear wall of the pressing cavity, a reciprocating motor with an axial output shaft is fixedly arranged in the upper wall of the reciprocating cavity, a material loosening main shaft extending forwards and backwards is fixedly arranged at the tail end of the output shaft of the reciprocating motor, the material loosening main shaft penetrates through the reciprocating cavity and is fixedly arranged on the outer surface of the reciprocating cavity, a reciprocating power gear is fixedly arranged on the outer surface of the reciprocating cavity, the reciprocating power gear and the reciprocating meshing gear can be meshed with and separated from, the part of the loosening long gear, which is close to the loosening main shaft, is provided with a loosening stopping groove, and the loosening stopping groove and the loosening gear can be connected or separated in a meshed mode.

On the basis of the technical scheme, a spraying cavity is communicated with and arranged in the rear wall of the reversing cavity, a spraying screw rod which extends forwards and backwards is fixedly arranged at the rear side of the spraying belt wheel, the spraying screw rod extends into the spraying cavity and is partially engaged with a spraying slide block, a spraying head is fixedly arranged at the left lower side of the spraying slide block, a spraying lower limit wheel is rotatably arranged at the front side of the right end of the front wall of the spraying slide block, a spraying gear bracket is rotatably arranged at the front side of the spraying lower limit wheel, a spraying upper limit wheel is rotatably arranged at one end of the spraying gear bracket, which is far away from the spraying lower limit wheel, the reversing main shaft, the spraying lower limit wheel, the spraying gear bracket and the spraying upper limit wheel are penetrated by the reversing main shaft, the reversing main shaft can freely rotate at the penetrated part of the spraying slide block and the spraying gear bracket, but the reversing main, the reversing cavity is provided with a rotatable intermittent wheel sleeved outside the spraying gear support on the rear wall, tooth grooves are formed in the front side and the rear side of the intermittent wheel and the circumference of the intermittent wheel, an intermittent wheel driven gear is meshed on the right side of the intermittent wheel, a driven shaft is fixedly arranged on the front side of the intermittent wheel driven gear, the driven shaft is far away from a telescopic power belt wheel fixedly arranged at one end of the intermittent wheel driven gear, and the telescopic power belt wheel is connected with the telescopic belt wheel through a telescopic belt.

The invention has the beneficial effects that: the invention adopts the clutch correlation principle to realize the continuity and pause between functions, furthest realizes the correlation between the functions, reduces the use of plc and reduces the faults caused by programs.

Drawings

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

FIG. 1 is a schematic view of the overall structure of a painting machine for cylindrical products according to the invention;

FIG. 2 is a schematic view of the present invention taken along the line A-A of FIG. 1;

FIG. 3 is a schematic view of the present invention taken along the line B-B of FIG. 1;

FIG. 4 is a schematic view of the present invention taken along the line C-C of FIG. 1;

FIG. 5 is a schematic view of the structure of FIG. 3 taken in the direction D-D;

FIG. 6 is a schematic view of the structure of FIG. 3 taken along the line E-E;

FIG. 7 is an enlarged view of the structure of the field F of FIG. 1 according to the present invention;

FIG. 8 is an enlarged view of the structure of the range G in FIG. 2 according to the present invention;

FIG. 9 is an enlarged view of the structure of the H range of FIG. 3 according to the present invention;

FIG. 10 is an enlarged view of the structure of the J region of FIG. 3 according to the present invention;

FIG. 11 is an enlarged view of the structure of the K range of FIG. 2 according to the present invention;

FIG. 12 is a schematic view of the present invention taken along the line L-L of FIG. 2;

FIG. 13 is a schematic view of the M-M structure of FIG. 1 according to the present invention.

Detailed Description

The invention will now be described in detail with reference to fig. 1-13, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

Referring to fig. 1 to 13, a paint spraying machine for cylindrical products according to an embodiment of the present invention includes a machine body 100 and a rotating chamber 25 with a forward opening in the middle of the machine body 100, a rotating drum 21 is rotatably disposed in the rotating chamber 25, a telescopic chamber 24 is disposed in the rotating drum 21, a telescopic shaft 74 extending forward and backward is disposed in the telescopic chamber 24, a telescopic gear 75 is fixedly disposed on an outer surface of the telescopic shaft 74, a torsion spring 72 is fixedly disposed at one end of the telescopic shaft 74 located in a front wall of the telescopic chamber 24, a telescopic rotating shaft 73 is fixedly disposed at one end of the torsion spring 72 away from the telescopic shaft 74, one end of the telescopic rotating shaft 73 away from the torsion spring 72 extends out of the rotating drum 21, and a telescopic pulley 22 is fixedly disposed at an end of the telescopic shaft 73, two sets of manipulator devices 901 are disposed at right angles on an outer wall, the manipulator device 901 finishes clamping of the manipulator through gear engagement, finishes conveying of products by the manipulator through gear and rack engagement, the machine body 100 is bilaterally symmetrically provided with a feeding cavity 104 with a forward opening, the upper and lower walls of the feeding cavity 104 are provided with feeding conveying cavities 103 communicated with the feeding cavity 104, the feeding cavity 104 is fixedly provided with a preparation table 14 close to the rotary drum 21 side, the middle of the preparation table 14 is provided with a telescopic groove 15, the left and right sides of the feeding conveying cavity 103 are rotatably provided with feeding conveying shafts 17 extending forwards and backwards in a penetrating manner, the outer surface of each feeding conveying shaft 17 is fixedly provided with a feeding conveying belt pulley 101, each feeding conveying belt pulley 101 is provided with a belt 102, the feeding conveying shaft 17 on the left side of the feeding conveying cavity 103 on the upper side of the feeding cavity 104 extends forwards to penetrate through a feeding conveying linkage cavity 99, and a feeding conveying linkage belt pulley 96 is fixedly arranged on the outer surface of the feeding conveying linkage cavity 99, the feeding conveying shaft 17 is fixedly provided with a feeding conveying motor 120 with a backward output shaft at the tail end far away from the feeding conveying belt wheel 101, the feeding conveying linkage belt wheel 96 is in transmission connection with a feeding conveying linkage driven belt wheel 98 which is rotatably arranged at the right side of the feeding conveying linkage cavity 99 through a feeding conveying linkage belt 97, the feeding conveying linkage is fixedly connected with the feeding conveying shaft 17 from the rear side of the belt wheel 98, the machine body 100 is provided with an annular conveying cavity 26 around the rotating cavity 25, the upper wall of the conveying cavity 26 is provided with a feeding groove 71, the rear wall of the feeding groove 71 is communicated with a feeding cavity 109 communicated with the conveying cavity 26, the left wall and the right wall of the feeding groove 71 are provided with a discharging conveying cavity 110, the upper side of the discharging conveying cavity 110 is provided with a discharging conveying main shaft 12 which extends left and right and simultaneously penetrates through the discharging conveying cavity 110 on the left and the right sides, and one section of the discharging conveying main shaft 12 The left wall and the right wall of the feeding groove 71 are symmetrically provided with two groups of discharging conveying driven shafts 69 which extend left and right and penetrate through the discharging conveying cavity 110, the outer surface of the discharging conveying driven shaft 69, which is positioned in the discharging conveying cavity 110, is fixedly provided with the discharging conveying driven shaft 70, the discharging conveying driven shaft 70 which is fixed on the discharging conveying main shaft 12 is in transmission connection with the discharging conveying driven shaft 70 which is fixed on the discharging conveying driven shaft 69 through a discharging conveying belt 11, one end of the discharging conveying main shaft 12 which extends rightwards is fixedly provided with a discharging conveying motor 13 with an output shaft which is arranged leftwards, the left wall of the conveying cavity 26 is fixedly provided with a clamping motor 27 with an output shaft which is arranged forwards, the tail end of the output shaft of the clamping motor 27 is fixedly provided with a clamping main shaft 28, and one end of the, a clamping stop groove 32 is formed in the front section of the clamping gear 29, a reciprocating cavity 43 is formed in the rear wall of the transportation cavity 26, which is close to the material feeding cavity 109, a rotating device 902 capable of enabling the manipulator device 901 to rotate in a reciprocating ninety-degree mode is arranged in the reciprocating cavity 43, the rotating device 902 adopts a gear rack combined sliding block to realize the reciprocating ninety-degree rotation of the manipulator device 901, the manipulator device 901 is controlled to stay for a specified time by controlling the engagement or separation of gears through a spring, a spraying gear cavity 111 with a left lower opening is formed in the right wall of the material discharging conveying cavity 110 on the right side, a spraying belt wheel 52 is rotatably arranged in the spraying gear cavity 111, a reversing cavity 56 is communicated and arranged in the right wall of the spraying gear cavity 111, a reversing gear cavity 54 with a left lower opening is arranged on the front wall of the reversing cavity 56, and a reversing, a quincunx reversing spindle 55 is fixedly arranged on the rear side of the reversing gear 53, a paint spraying device 903 capable of spraying paint to a cylindrical product is arranged in the reversing cavity 56 and the spraying gear cavity 111, a main working motor 37 with a backward output shaft is fixedly arranged in the top wall of the part of the machine body 100 right above the rotary drum 21, a main working shaft 35 is fixedly arranged at the tail end of the output shaft of the main working motor 37, a power supply belt wheel cavity 38 with a right upper opening is arranged behind the main working motor 37, one end of the main working shaft 35 far away from the main working motor 37 penetrates through the power supply belt wheel cavity 38 and extends out of the machine body 100, a main working bevel gear 34 is fixedly arranged at the tail end of the main working shaft 35, a power supply belt wheel 36 is fixedly arranged at the part of the power supply belt wheel cavity 38, a spraying conical cavity 39 is arranged above the main working shaft 35, and a spraying spindle 40 with a conical block at the tail end is rotatably, one end of the spraying main shaft 40, which is far away from the spraying conical cavity 39, is fixedly provided with a spraying main wheel 42, the power supply belt wheel 36 is in transmission connection with the reversing gear 53 through the belt 121, and the spraying main wheel 42 is in transmission connection with the spraying belt wheel 52 through a spraying power transmission belt 41.

In addition, in one embodiment, the manipulator device 901, two sets of mechanical arms 105 arranged at right angles are fixedly arranged on the outer surface of the rotary drum 21, a sliding cavity 107 is arranged in the mechanical arm 105, the lower side of the right wall of the sliding cavity 107 is communicated with the telescopic cavity 24, the middle of the left wall of the sliding cavity 107 is communicated with the outside through a left opening, a slide block 106 capable of sliding left and right is arranged in the sliding cavity 107, the outer surface of the rear side of the right wall of the slide block 106 is fixedly provided with the rack 108, the outer surface of the middle of the left wall of the slide block 106 is fixedly provided with a manipulator 115, the lower wall of the slide block 106 in the mechanical arm 105 above the rotary drum 21 is fixedly provided with the rack 108 near the front side, the front wall of the manipulator 115 near the left is provided with an engaging cavity 91, engaging shafts 87 extending back and forth are symmetrically arranged in the front and rear walls of the, one end of the meshing shaft 87 in the back wall of the meshing cavity 91, which is far away from the meshing bevel gear 89, extends out of the manipulator 115, and the tail end of the meshing shaft 86 is fixedly provided with a spraying rotary drum 86, one end of the meshing shaft 87 in the front wall of the meshing cavity 91, which is far away from the meshing bevel gear 89, extends out of the manipulator 115 to be as high as the spraying belt wheel 52, and the tail end of the meshing shaft 18 is fixedly provided with a transmission gear 18, the right wall of the meshing cavity 91 is rotatably provided with a meshing power bevel gear 88 which is simultaneously meshed with the front and back groups of meshing bevel gears 89, the right side of the meshing power bevel gear 88 is fixedly provided with a meshing power shaft 33 which extends out of the manipulator 115 rightwards, one end of the meshing power shaft 33, which is far away from the meshing power bevel gear 88, be provided with the screwed elasticity screw rod 31 that extends around in the screw 19, screw 19 with the screw thread of elasticity screw rod 31 can mesh and use, back end fixed surface is provided with the strainer 30 in the elasticity screw rod 31 is located, the strainer 30 with the meshing of clamping gear 29 is connected, the rotary block conical cavity 118 has been seted up to elasticity screw rod 31 front end, rotatable rotary block 117 that is provided with in the rotary block conical cavity 118.

In addition, in one embodiment, in the rotating device 902, the back wall center outer surface of the telescopic cavity 24 is fixedly provided with a back-and-forth extending back-and-forth shaft 94, the back wall upper side of the transportation cavity 26 is provided with a back-and-forth cavity 43, the back-and-forth shaft 94 extends into the back-and-forth cavity 43 and is fixedly provided with a back-and-forth driven gear 93, the back-and-forth wall upper side of the back-and-forth cavity 43 is provided with a back-and-forth limiting shaft 116 extending back and forth, the outer surface of one end of the back-and-forth limiting shaft 116 extending into the back-and-forth cavity 43 is fixedly provided with a back-and-forth driving gear 68, the back-and-forth driving gear 68 is in transmission connection with the back-and-forth driven gear 93 through a back-and-forth belt 95, the back, a reciprocating meshing gear 77 is fixedly arranged at one end of the crank 76 far away from the reciprocating slide block 65, a reciprocating meshing conical groove 78 is arranged in one surface of the reciprocating meshing gear 77 far away from the crank 76, a reciprocating lower pressing shaft 79 is rotatably arranged in the reciprocating meshing conical groove 78, one end of the reciprocating lower pressing shaft 79 far away from the reciprocating meshing gear 77 extends into a lower pressing cavity 81, a lower pressing block 82 is fixedly arranged at the tail end of the lower pressing block 82, a compression spring 80 is fixedly arranged on the outer surface of the rear wall of the lower pressing cavity 81, one end of the compression spring 80 far away from the lower pressing block 82 is fixedly arranged on the rear wall of the lower pressing cavity 81, a reciprocating motor 46 with an upward output shaft is fixedly arranged in the upper wall of the reciprocating cavity 43, a loosening main shaft 85 extending back and forth is fixedly arranged at the tail end of the output shaft of the reciprocating motor 46, the loosening main shaft 85 penetrates through the reciprocating cavity 43 and a, the reciprocating power gear 84 and the reciprocating meshing gear 77 can be connected in a meshing manner and can be separated up and down, the loosening main shaft 85 extends into the transportation cavity 26, the tail end of the loosening main shaft is fixedly provided with a loosening long gear 44, a part of the loosening long gear 44, which is close to the loosening main shaft 85, is provided with a loosening stopping groove 45, and the loosening stopping groove 45 and the loosening gear 30 can be connected or separated in a meshing manner.

In addition, in one embodiment, in the paint spraying apparatus 903, a spraying cavity 63 is arranged in the rear wall of the reversing cavity 56 in a communicating manner, a spraying screw 51 extending back and forth is fixedly arranged at the rear side of the spraying pulley 52, a part of the spraying screw 51 extending into the spraying cavity 63 is engaged and connected with a spraying slider 61, a spraying head 62 is fixedly arranged at the lower left side of the spraying slider 61, a lower spraying limiting wheel 60 is rotatably arranged at the front side of the right end of the front wall of the spraying slider 61, a spraying gear bracket 59 is rotatably arranged at the front side of the lower spraying limiting wheel 60, an upper spraying limiting wheel 57 is rotatably arranged at one end of the spraying gear bracket 59 far away from the lower spraying limiting wheel 60, the reversing spindle 55, the lower spraying limiting wheel 60, the spraying gear bracket 59 and the upper spraying limiting wheel 57 are penetrated by the reversing spindle 55, the reversing spindle 55 can freely rotate at the penetrating position where the spraying slider 61 and the, however, the reversing spindle 55 drives the upper spraying limiting wheel 57 and the lower spraying limiting wheel 60 to rotate, the intermittent wheel 58 sleeved outside the spraying gear support 59 is rotatably arranged on the rear wall of the reversing cavity 56, tooth grooves are formed in the front side and the rear side of the intermittent wheel 58 and the circumference of the intermittent wheel, the intermittent wheel driven gear 112 is connected to the right side of the intermittent wheel 58 in a meshed mode, a driven shaft 113 is fixedly arranged on the front side of the intermittent wheel driven gear 112, a telescopic power belt wheel 114 is fixedly arranged at one end, far away from the intermittent wheel driven gear 112, of the driven shaft 113, and the telescopic power belt wheel 114 is connected with the telescopic belt wheel 22 through a telescopic belt 23.

The main working motor 37 rotates to drive the main working shaft 35 to rotate, the main working shaft 35 rotates to drive the main working bevel gear 34 to rotate, the main working bevel gear 34 rotates to drive the main working driven bevel gear 20 to rotate, the main working driven bevel gear 20 rotates to drive the meshing power shaft 33 to rotate, the meshing power shaft 33 rotates to drive the meshing power bevel gear 88 to rotate, the meshing power bevel gear 88 rotates to drive the meshing bevel gear 89 to rotate, the meshing bevel gear 89 rotates to drive the meshing shaft 87 to rotate, the meshing shaft 87 rotates to drive the spraying rotary drum 86 and the transmission gear 18, the spraying rotary drum 86 rotates to drive a cylindrical product to rotate, the cylindrical product drives the rotary block 117 to rotate, the transmission gear 18 rotates to drive the spraying main wheel 42 to rotate, and the spraying main wheel 42 rotates to drive the spraying belt wheel 52 to rotate through the spraying power transmission belt 41, the spraying belt wheel 52 rotates to drive the spraying screw rod 51 to rotate, the spraying screw rod 51 rotates to drive the spraying slide block 61 to move up and down, the up-and-down moving direction of the spraying slide block 61 is controlled by positive and negative rotation of the main working motor 37, the spraying slide block 61 moves up and down to drive the spraying lower limit wheel 60, the spraying gear bracket 59 and the spraying upper limit wheel 57 to move up and down, the main working shaft 35 rotates to drive the power supply belt wheel 36 to rotate, the power supply belt wheel 36 rotates to drive the reversing gear 53 to rotate through the belt 121, the reversing gear 53 rotates to drive the reversing main shaft 55 to rotate, the reversing main shaft 55 rotates to drive the spraying upper limit wheel 57 and the spraying lower limit wheel 60 to rotate, and the spraying upper limit wheel 57 and the spraying lower limit wheel 60 are sequentially meshed with the intermittent wheel 58 when the spraying slide block 61 moves up and down to the, the upper spraying limiting wheel 57 and the lower spraying limiting wheel 60 rotate to drive the intermittent wheel 58 to rotate, the intermittent wheel 58 rotates to drive the intermittent wheel driven gear 112 to rotate, the intermittent wheel driven gear 112 rotates to drive the driven shaft 113 to rotate, the driven shaft 113 rotates to drive the telescopic power pulley 114 to rotate, the telescopic power pulley 114 rotates to drive the telescopic pulley 22 to rotate through the telescopic belt 23, the telescopic pulley 22 rotates to drive the telescopic rotating shaft 73 to rotate, the telescopic rotating shaft 73 rotates to drive the torsion spring 72 to rotate, the torsion spring 72 rotates to drive the telescopic shaft 74 to rotate, the telescopic shaft 74 rotates to drive the telescopic gear 75 to rotate, the telescopic gear 75 rotates to drive the rack 108 to linearly displace, the rack 108 drives the sliding block 106 to slide in the sliding cavity 107, the sliding block 106 drives the mechanical arm 115 to stretch and the two sets of mechanical arm devices 901 stretch in opposite directions, when the slide block 106 slides to the limit, the torsion spring 72 accumulates elastic potential energy to protect the parts from being damaged, at this time, the manipulator device 901 located on the upper side of the transportation cavity 26 extends upwards, the spraying power transmission belt 41 is separated from the spraying main wheel 42, the main bevel gear 34 is separated from the meshing power shaft 33, the cylindrical product and the spraying slide block 61 do not move any more, when the manipulator device 901 located on the upper side of the transportation cavity 26 extends to the limit, the loose gear 30 is meshed with the loose long gear 44, the reciprocating motor 46 rotates to drive the loose main shaft 85 to rotate, the loose main shaft 85 rotates to drive the reciprocating power gear 84 to rotate, the loose main shaft 85 rotates to drive the loose long gear 44 to rotate, the loose long gear 44 rotates to drive the loose gear 30 to rotate, the loose gear 30 rotates to drive the loose screw 31 to rotate, the tightening screw 31 drives the tightening gear 30 to move downwards under the action of the screw thread of the screw hole 19, a cylindrical product is placed on the discharging conveyor belt 11, when the tightening gear 30 moves downwards to the loosening stopping groove 45, the tightening gear 30 stops rotating to cause the tightening screw 31 and the tightening gear 30 to stop descending, at the moment, the tightening screw 31 presses the lower pressing block 82 downwards, the compression spring 80 accumulates elastic potential energy, the lower pressing block 82 drives the reciprocating lower pressing shaft 79 to move downwards, the reciprocating lower pressing shaft 79 drives the crank 76 to move downwards, the reciprocating meshing gear 77 is meshed with the reciprocating power gear 84, the reciprocating power gear 84 rotates to drive the reciprocating meshing gear 77 to rotate, the reciprocating meshing gear 77 rotates to drive the crank 76 to rotate, and the crank 76 rotates to drive one end of the crank 76 far away from the reciprocating meshing gear 77 to slide in the reciprocating slide block 65, simultaneously, the reciprocating slide block 65 is driven to move up and down, the reciprocating slide block 65 drives the reciprocating rack 67 to move, the reciprocating rack 67 drives the reciprocating driving gear 68 to rotate, the reciprocating driving gear 68 drives the reciprocating driven gear 93 to rotate through the reciprocating belt 95, the reciprocating driven gear 93 rotates to drive the reciprocating shaft 94 to rotate, the reciprocating shaft 94 rotates to drive the rotary drum 21 to rotate, the rotary drum 21 rotates to drive the manipulator device 901 to rotate around the rotary drum 21, when the manipulator device 901 rotates ninety degrees, the loosening screw rod 31 is separated from the lower pressing block 82, at the moment, the lower pressing block 82 moves up under the action of the compression spring 80, the lower pressing block 82 drives the reciprocating meshing conical groove 78 to move up, the reciprocating meshing conical groove 78 moves up to drive the reciprocating meshing gear 77 to move up to separate from the reciprocating power gear 84, at this time, another set of the manipulator device 901 is moved to the position of the previous set of the manipulator device 901, the elastic gear 30 on the previous set of the manipulator device 901 is engaged with the clamping gear 29, the clamping motor 27 rotates to drive the clamping spindle 28 to rotate, the clamping spindle 28 rotates to drive the clamping gear 29 to rotate, the clamping gear 29 rotates to drive the elastic gear 30 to rotate, the elastic gear 30 rotates to drive the elastic gear 30 to move up under the screw thread of the screw hole 19, the elastic screw 31 drives the rotating block 117 to move up, the rotating block 117 and the spraying drum 86 clamp the cylindrical product, when the elastic gear 30 moves to the clamping stop groove 32, the elastic gear 30 is separated from the clamping gear 29 to stop rotating, and waiting for the next round of the manipulator device 901 to stretch, the discharging conveying motor 13 rotates to drive the discharging conveying spindle 12 to rotate, the main shaft 12 of the discharging conveyer rotates and drives the discharging conveyer belt wheel 70, the discharging conveyer belt wheel 70 rotates and drives the discharging conveyer belt 11 to drive the lower side of the discharging conveyer cavity 110, the discharging conveyer belt wheel 70 rotates and sends out the cylindrical product which is painted well, the feeding conveyer motor 120 rotates and drives the feeding conveyer shaft 17, the feeding conveyer shaft 17 rotates and drives the feeding conveyer linkage belt wheel 96 to rotate, the feeding conveyer linkage belt wheel 96 rotates and drives the feeding conveyer linkage driven belt wheel 98 to rotate through the feeding conveyer linkage belt 97, the feeding conveyer shaft 17 rotates and drives the feeding conveyer belt wheel 101 to rotate, the feeding conveyer belt wheel 101 rotates and drives the belt 102 to transmit, and the belt 102 sends the cylindrical product into.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A paint spraying machine for cylindrical products comprises a machine body and a rotating cavity with a forward opening in the middle of the machine body, a rotating drum is rotatably arranged in the rotating cavity, a telescopic cavity is arranged in the rotating drum, a telescopic shaft extending forwards and backwards is arranged in the telescopic cavity, a telescopic gear is fixedly arranged on the outer surface of the telescopic shaft, a torsion spring is fixedly arranged at one end of the telescopic shaft, which is positioned in the front wall of the telescopic cavity, one end of the torsion spring, which is far away from the telescopic shaft, is fixedly provided with a telescopic rotating shaft, one end of the telescopic rotating shaft, which is far away from the torsion spring, extends out of the rotating drum, and the tail end of the telescopic shaft is fixedly provided with a telescopic belt pulley, the outer wall of the rotating drum is provided with two groups of manipulator devices for realizing the functions of clamping and conveying the products at, fuselage bilateral symmetry is provided with the feeding chamber that the opening is forward, be provided with in the lower wall on the feeding chamber with the pay-off conveying chamber of pay-off chamber intercommunication, the feeding chamber is close to the fixed preparation platform that is provided with in rotary drum side, it has flexible groove to prepare to open in the middle of the platform, the rotatable pay-off conveying axle that runs through and extend around being provided with in pay-off conveying chamber left and right sides, pay-off conveying axle external surface fixation is provided with pay-off transfer pulley, is provided with the belt on the pay-off transfer pulley, pay-off chamber upside pay-off conveying chamber left pay-off conveying axle extends forward and runs through pay-off conveying linkage chamber and is located pay-off conveying linkage chamber part external surface fixation is provided with pay-off conveying linkage band pulley, pay-off conveying axle is kept away from pay-off transfer pulley's end fixation is provided with the pay-off conveying motor that the output shaft is backward A feeding transmission linkage driven belt wheel is arranged on the right side of the transmission linkage cavity, the feeding transmission linkage is fixedly connected with the feeding transmission shaft from the rear side of the belt wheel, the machine body is provided with an annular transportation cavity surrounding the rotation cavity, the upper wall of the transportation cavity is provided with a feeding groove, the rear wall of the feeding groove is communicated with and provided with a feeding cavity communicated with the transportation cavity, the left wall and the right wall of the feeding groove are internally provided with a discharging transmission cavity, the upper side of the discharging transmission cavity is provided with a discharging transmission main shaft which extends leftwards and rightwards and simultaneously penetrates through the discharging transmission cavities on the left side and the right side, one section of the outer surface of the discharging transmission main shaft in the discharging transmission cavity is fixedly provided with a discharging transmission belt wheel, two groups of discharging transmission auxiliary shafts which extend leftwards and rightwards and penetrate through the discharging transmission cavity are symmetrically arranged in the, the discharging conveying belt wheel fixed on the discharging conveying main shaft and the discharging conveying belt wheel fixed on the discharging conveying driven shaft are connected through the discharging conveying belt in a transmission way, one end of the discharging conveying main shaft extending rightwards is fixedly provided with a discharging conveying motor with an output shaft facing leftwards, the left wall of the conveying cavity is internally and fixedly provided with a clamping motor with an output shaft facing forwards, the tail end of the output shaft of the clamping motor is fixedly provided with a clamping main shaft, one end of the clamping main shaft far away from the clamping motor is fixedly provided with a clamping gear, the front section of the clamping gear is provided with a clamping stop groove, the rear wall of the conveying cavity is provided with a reciprocating cavity close to the feeding cavity, the reciprocating cavity is internally provided with a rotating device capable of enabling the manipulator device to rotate ninety degrees in a reciprocating way, and the rotating device adopts, the mechanical arm device is controlled to stay for a set time by controlling the meshing or the separation of the gears through a spring, a spraying gear cavity with an opening at the lower left side is arranged in the right wall of the discharging conveying cavity at the right side, a spraying belt wheel is rotatably arranged in the spraying gear cavity, a reversing cavity is communicated and arranged in the right wall of the spraying gear cavity, a reversing gear cavity with an opening at the lower left side is arranged on the front wall of the reversing cavity, a reversing gear is rotatably arranged in the reversing gear cavity, a quincunx reversing spindle is fixedly arranged at the rear side of the reversing gear, a paint spraying device capable of spraying paint on a cylindrical product is arranged in the reversing cavity and the spraying gear cavity, a main working motor with a backward output shaft is fixedly arranged in the top wall of the machine body part right above the rotary drum, a main working shaft is fixedly arranged at the tail end of the output shaft of the, the spraying main shaft is located one end of the spraying conical cavity is fixedly provided with a spraying main shaft, the tail end of the spraying main shaft is provided with a conical block, the spraying main shaft is far away from the spraying conical cavity, the power supply belt wheel is fixedly arranged at the part of the power supply belt wheel cavity, a spraying conical cavity is arranged above the main working shaft, the spraying main shaft is rotatably arranged at the tail end of the spraying conical cavity, the spraying main shaft is connected with the reversing gear in a belt transmission mode, and the spraying main shaft is connected with the spraying belt wheel in a spraying power transmission mode.

2. A painting machine for cylindrical products, according to claim 1, characterized in that: two groups of mechanical arms which are arranged at right angles are fixedly arranged on the outer surface of the rotary drum, a sliding cavity is arranged in each mechanical arm, the lower side of the right wall of the sliding cavity is communicated with the telescopic cavity, the middle of the left wall of the sliding cavity is communicated with the outside through a left opening, a sliding block capable of sliding left and right is arranged in each sliding cavity, the outer surface of the rear side of the right wall of the sliding block is fixedly provided with a rack, the lower wall of the sliding block in each mechanical arm above the rotary drum is fixedly provided with the rack close to the front side, the front wall of the mechanical arm is internally provided with an engaging cavity close to the left, engaging shafts extending front and back are symmetrically arranged in the front and rear walls of the engaging cavity, one end of each engaging shaft extending into the engaging cavity is fixedly provided with an engaging bevel gear, one end of each engaging shaft in the rear wall of the engaging cavity, far, one end of the meshing shaft in the front wall of the meshing cavity, far away from the meshing bevel gears, extends out of the mechanical arm to the same height as the spraying belt wheel, and the tail end of the meshing shaft is fixedly provided with a transmission gear, the right wall of the meshing cavity is rotatably provided with meshing power bevel gears which are simultaneously meshed with the front and rear groups of meshing bevel gears, the right side of the meshing power bevel gear is fixedly provided with a meshing power shaft which extends out of the mechanical arm rightwards, one end of the meshing power shaft, far away from the meshing power bevel gears, is fixedly provided with a main working driven bevel gear, the rear wall of the mechanical arm is internally provided with a screw hole which is communicated from front and rear and is provided with threads on the inner wall, the screw hole is internally provided with a threaded tightening screw rod which extends from front, the elastic gear is meshed with the clamping gear, a rotating block conical cavity is formed in the front end of the elastic screw, and a rotating block is rotatably arranged in the rotating block conical cavity.

3. A painting machine for cylindrical products according to claim 2, characterized in that: a reciprocating shaft extending forwards and backwards is fixedly arranged on the outer surface of the center of the rear wall of the telescopic cavity, a reciprocating cavity is arranged in the rear wall of the upper side of the transportation cavity, the reciprocating shaft extends into the reciprocating cavity, a reciprocating driven gear is fixedly arranged on the outer surface of the reciprocating cavity, a reciprocating limiting shaft extending forwards and backwards is arranged in the rear wall of the upper side of the reciprocating cavity, a reciprocating driving gear is fixedly arranged on the outer surface of one end of the reciprocating limiting shaft extending into the reciprocating cavity, the reciprocating driving gear is in transmission connection with the reciprocating driven gear through a reciprocating belt, a reciprocating rack is meshed with the reciprocating driving gear, a reciprocating slide block is fixedly arranged on the rear side of the reciprocating rack, a reciprocating slide groove penetrating forwards and backwards is arranged in the reciprocating slide block, a crank is slidably arranged in the reciprocating slide groove, a reciprocating meshing gear is fixedly arranged at one end of the crank, a reciprocating lower pressing shaft is rotatably arranged in the reciprocating engagement conical groove, one end of the reciprocating lower pressing shaft, which is far away from the reciprocating engagement gear, extends into a lower pressing cavity, the tail end of the reciprocating lower pressing shaft is fixedly provided with a lower pressing block, the outer surface of the rear wall of the lower pressing block is fixedly provided with a compression spring, one end of the compression spring, which is far away from the lower pressing block, is fixed on the rear wall of the lower pressing cavity, the inner wall of the reciprocating cavity is fixedly provided with a reciprocating motor which outputs axial movement, the tail end of the output shaft of the reciprocating motor is fixedly provided with a material loosening main shaft which extends forwards and backwards, the material loosening main shaft penetrates through the reciprocating cavity and is positioned on the outer surface of the part of the reciprocating cavity and is fixedly provided with a reciprocating power gear, the reciprocating power gear and the reciprocating engagement gear can be engaged and connected and can be separated up and down, the material loosening main shaft extends into the transportation cavity, the loosening stopping groove and the loose gear can be connected or separated in a meshed mode.

4. A painting machine for cylindrical products, according to claim 1, characterized in that: the spraying cavity is communicated with the rear wall of the reversing cavity, the spraying screw rod which extends forwards and backwards is fixedly arranged at the rear side of the spraying belt wheel, the spraying screw rod extends into the spraying cavity and is partially engaged with the spraying slide block, the spraying head is fixedly arranged at the lower left side of the spraying slide block, the lower spraying limiting wheel is rotatably arranged at the front side of the right end of the front wall of the spraying slide block, the spraying gear bracket is rotatably arranged at the front side of the lower spraying limiting wheel, the upper spraying limiting wheel is rotatably arranged at one end of the spraying gear bracket, which is far away from the lower spraying limiting wheel, the reversing main shaft, the lower spraying limiting wheel, the spraying gear bracket and the upper spraying limiting wheel are penetrated by the reversing main shaft, the reversing main shaft can freely rotate at the penetrating part of the spraying slide block and the spraying gear bracket, but the reversing main shaft drives the upper, the reversing cavity is provided with a rotatable intermittent wheel sleeved outside the spraying gear support on the rear wall, tooth grooves are formed in the front side and the rear side of the intermittent wheel and the circumference of the intermittent wheel, an intermittent wheel driven gear is meshed on the right side of the intermittent wheel, a driven shaft is fixedly arranged on the front side of the intermittent wheel driven gear, the driven shaft is far away from a telescopic power belt wheel fixedly arranged at one end of the intermittent wheel driven gear, and the telescopic power belt wheel is connected with the telescopic belt wheel through a telescopic belt.