Paint spraying apparatus for machining
Technical Field
The invention relates to the technical field of machining, in particular to a paint spraying device for machining.
Background
Many medium and small-sized parts in industrial parts need to be painted, on one hand, painting can increase attractiveness and accord with overall aesthetics, on the other hand, painting can play a role in corrosion prevention and rust prevention for metal parts, but the paint contains a lot of toxic volatile matters, and needs human body contact control in the painting or drying process, so that the threat to human health is generated, and a great burden is generated to the surrounding environment.
Disclosure of Invention
The invention aims to provide a paint spraying device for machining, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a paint spraying device for machining comprises a spraying box and a baffle plate, wherein the middle part of the inner side wall of the spraying box is vertically and fixedly connected with the baffle plate, the middle part of the upper end of the baffle plate is rotatably inserted with a first rotating shaft, one end of the first rotating shaft is rotatably connected with the inner side wall of the spraying box, the other end of the first rotating shaft is obliquely connected with a stirring block through an arc-shaped rod, a first gear is fixedly sleeved on the side wall of one end of the first rotating shaft, which is far away from the stirring block, and is meshed with a second gear, the middle part of the side wall of the second gear is connected with a second rotating shaft on a motor, the motor is rotatably connected with the inner side wall of the spraying box through a bracket, the second gear is meshed with a third gear, a nut is coaxially and fixedly connected with the side wall of one side, which is close to the motor, of the third gear, the nut is in threaded connection with a screw rod, and one end, the inner side wall of the hydraulic cylinder is connected with the side wall of the piston in a sliding manner, the side wall of the hydraulic cylinder, which is far away from the nut, is fixedly connected with the side wall of the baffle, the side wall of the hydraulic cylinder, which is far away from the nut, is provided with a first through hole which is obliquely communicated with the baffle, a spraying head is fixedly inserted in the first through hole, the upper end of the side wall of the spraying box, which is far away from the motor, is vertically connected with one end of a connecting plate, the connecting plate is provided with a second through hole, a first connecting rod is rotatably connected in the second through hole, the upper end of the first connecting rod is vertically connected with the lower end of a bowl-shaped rotating disc, the upper end of the bowl-shaped rotating disc is provided with a plurality of arc-shaped grooves matched with a poking block, the lower end of the first connecting rod sequentially penetrates through the top walls of the first sleeve and the, a first chute is arranged on the side wall of the spraying box far away from the motor, a first sliding block is connected in the first chute in a sliding manner, one end of the first sliding block close to the baffle is vertically connected with one end of a second connecting rod, the other end of the second connecting rod is vertically connected on the outer side wall of the first sleeve, the upper end of the second connecting rod is connected with the lower end of the connecting plate through a plurality of second springs, one end of the lower side of the second connecting rod close to the first sliding block is fixedly connected with the upper end of an iron block, the lower end of the inner side wall of the spraying box is vertically connected with an electromagnet matched with the iron block, the inner side wall of the first sleeve is rotatably connected with the upper end of the outer wall of the second sleeve, the two sides of the lower end of the first connecting rod are symmetrically connected with second sliding blocks, the two second sliding blocks are connected in two second chutes arranged on the inner wall of the second sleeve in a, the middle part of the side wall of the third sleeve is annularly provided with three third through holes, a fixture block is connected in the third through holes in a sliding manner, two ends of the fixture block are connected with the side wall of the third through holes through two third springs, the inner bottom wall of the third sleeve is abutted against the lower end of the ejector block, the lower end of the ejector block is vertically connected with the upper end of a T-shaped rod, the lower end of the T-shaped rod penetrates through the bottom wall of the third sleeve and extends out of the inner cavity of the third sleeve, a vertical section of the T-shaped rod is sleeved with a fourth spring, the upper end of the fourth spring is connected with the lower end of the third sleeve, the lower end of the fourth spring is connected with the upper end of a horizontal section of the T-shaped rod, the outer side wall of the third sleeve is connected with the inner side wall of a workpiece in a sliding manner, the workpiece is of a sleeve structure, the lower end of the workpiece is abutted against the upper end of, the lower extreme of third pivot is connected with the interior diapire of spraying case is perpendicular, iron plate, electro-magnet and first switch pass through the wire with external power supply and constitute a series circuit jointly, a series circuit is passed through the wire with external power supply to motor and second switch and constitutes jointly.
Preferably, the upper end of the circular turntable is provided with a circular groove matched with the lower end of the workpiece, and the side wall of the circular groove is connected with a rubber anti-skid layer.
Preferably, the inclination angle between the spraying head and the baffle is forty degrees to sixty degrees.
Preferably, the number of the second springs is not less than three, and the plurality of second springs are distributed at equal intervals.
Preferably, the first connecting rod is fixedly sleeved with a limiting ring, and the lower end of the limiting ring is rotatably connected with the upper end of the connecting plate.
Preferably, a rubber ring is sleeved on the side wall of the piston.
Preferably, the three fixture blocks are connected with an arc-shaped rubber gasket at one end far away from each other, and the arc-shaped rubber gasket is provided with anti-skid grains.
Preferably, the number of the arc-shaped grooves on the bowl-shaped turntable is not less than four, and the arc-shaped grooves are distributed in an annular array.
Compared with the prior art, the invention has the beneficial effects that: the paint spraying device for machining is simple in structure, a workpiece is placed at the upper end of a circular rotary table, a first power switch is turned on, an electromagnet is electrified to attract an iron block at the lower end of a second connecting rod, the second connecting rod is driven to move downwards, a first sleeve connected with the second connecting rod presses a second sleeve to slide downwards, the second sleeve drives a third sleeve to extend into an inner cavity of the workpiece, a T-shaped rod at the lower end of the third sleeve abuts against the inner bottom wall of the workpiece and then lifts an abutting block upwards, the abutting block moves upwards to abut against the inner side walls of three clamping blocks and pushes the three clamping blocks to move towards the outer side of the third sleeve, and arc-shaped rubber gaskets on the outer side walls of the three clamping blocks are tightly clamped on the inner side walls of the workpiece under the; at the moment, a second power switch is turned on, the motor is started, the first gear is meshed with the first gear to rotate, the first gear drives a shifting block on a first rotating shaft to rotate, the shifting block is clamped with an arc-shaped groove on a bowl-shaped rotating disc to drive the bowl-shaped rotating disc to rotate, a first connecting rod at the lower end of the bowl-shaped rotating disc drives a second sleeve and a third sleeve to rotate, the inner side wall of a workpiece is clamped with a clamping block, the workpiece and the circular rotating disc are driven to rotate, meanwhile, the second gear is meshed with the third gear, a nut fixedly connected with the side wall of the third gear drives a screw to move leftwards, the screw pushes a piston in an inner cavity of a hydraulic cylinder to horizontally slide leftwards, paint in an extrusion hydraulic cylinder is sprayed, the paint is sprayed through a spraying head which.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure A;
FIG. 3 is a schematic view of the structure of B-B.
In the figure: the spraying device comprises a spraying box 1, a baffle plate 2, a first rotating shaft 3, a first gear 4, a motor 5, a stirring block 6, a bowl-shaped rotating disc 7, a first connecting rod 8, a connecting plate 9, a first sliding block 10, a second connecting rod 11, a first sleeve 12, a second sleeve 13, a second sliding block 14, a first spring 15, a third sleeve 16, a fixture block 17, a jacking block 18, a T-shaped rod 19, a workpiece 20, a circular rotating disc 21, an iron block 22, an electromagnet 23, a nut 24, a screw 25, a hydraulic cylinder 26, a piston 27 and a spraying head 28.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
the utility model provides a paint spraying apparatus for machining, including spraying case 1 and baffle 2, the perpendicular fixedly connected with baffle 2 in inside wall middle part of spraying case 1, the upper end middle part of baffle 2 rotates to be pegged graft and has first pivot 3, and the one end of first pivot 3 rotates with spraying case 1's inside wall to be connected, the other end of first pivot 3 is connected with stirring piece 6 through arc pole slope, first gear 4 has been cup jointed to fixed on the one end lateral wall of stirring piece 6 is kept away from to first pivot 3, and first gear 4 meshes the second gear, the second pivot on motor 5 is connected at the lateral wall middle part of second gear, and motor 5 rotates with spraying case 1's inside wall through the support to be connected, second gear meshes the third gear, and the third gear is close to the coaxial fixedly connected with nut 24 of a lateral wall of motor 5, nut 24 threaded connection screw rod 25, and the one end that motor 25 kept away from motor 5 runs through the lateral wall of second gear in proper order and the lateral wall of hydraulic cylinder 26 reachs the inner chamber of hydraulic cylinder 27, the inner side wall of the hydraulic cylinder 26 is slidably connected with the side wall of the piston 27, one side wall of the hydraulic cylinder 26, which is far away from the nut 24, is fixedly connected with the side wall of the baffle 2, the hydraulic cylinder 26 contains paint, the side wall of the piston 27 is sleeved with a rubber ring, one side wall of the hydraulic cylinder 26, which is far away from the nut 24, is provided with a first through hole which obliquely penetrates through the baffle 2, a spraying head 28 is fixedly inserted in the first through hole, the inclination angle between the spraying head 28 and the baffle 2 is forty degrees to sixty degrees, the upper end of one side wall of the spraying box 1, which is far away from the motor 5, is vertically connected with one end of a connecting plate 9, the connecting plate 9 is provided with a second through hole, a first connecting rod 8 is rotatably connected in the second through hole, the upper end of the first connecting rod 8 is vertically connected with the lower end of the bowl-shaped turntable 7, the upper end of the bowl-shaped turntable 7 is provided, and a plurality of arc-shaped grooves are distributed in an annular array, the lower end of a first connecting rod 8 sequentially penetrates through the top walls of a first sleeve 12 and a second sleeve 13 and reaches the inner cavity of the second sleeve 13, the lower end of the first connecting rod 8 is connected with the inner bottom wall of the second sleeve 13 through a first spring 15, a first chute is formed in the side wall of one side of the spraying box 1 away from the motor 5, a first sliding block 10 is connected in the first chute in a sliding manner, one end, close to the baffle plate 2, of the first sliding block 10 is vertically connected with one end of a second connecting rod 11, the other end of the second connecting rod 11 is vertically connected onto the outer side wall of the first sleeve 12, the upper end of the second connecting rod 11 is connected with the lower end of the connecting plate 9 through a plurality of second springs, one end, close to the first sliding block 10, of the lower side of the second connecting rod 11 is fixedly connected with the upper end of an iron block 22, the lower end of the inner side wall of the spraying box 1 is vertically connected with an electromagnet 23 matched with an iron block 22, the inner side wall of a first sleeve 12 is rotatably connected with the upper end of the outer wall of a second sleeve 13, a limiting ring is fixedly sleeved on a first connecting rod 8, the lower end of the limiting ring is rotatably connected with the upper end of a connecting plate 9, two sides of the lower end of the first connecting rod 8 are symmetrically connected with second sliding blocks 14, the two second sliding blocks 14 are slidably connected in two second sliding grooves formed in the inner wall of the second sleeve 13, the lower end of the second sleeve 13 is fixedly connected with the upper end of a third sleeve 16, the middle part of the side wall of the third sleeve 16 is annularly provided with three third through holes, a clamping block 17 is slidably connected in each third through hole, two ends of the clamping block 17 are connected with the side wall of each third through two third springs, one end, far away from each other, of the three clamping blocks 17 is connected, the inner bottom wall of the third sleeve 16 is abutted with the lower end of the abutting block 18, the lower end of the abutting block 18 is vertically connected with the upper end of a T-shaped rod 19, the lower end of the T-shaped rod 19 penetrates through the bottom wall of the third sleeve 16 and extends out of the inner cavity of the third sleeve 16, a vertical section of the T-shaped rod 19 is sleeved with a fourth spring, the upper end of the fourth spring is connected with the lower end of the third sleeve 16, the lower end of the fourth spring is connected with the upper end of a horizontal section of the T-shaped rod 19, the outer side wall of the third sleeve 16 is slidably connected with the inner side wall of a workpiece 20, the workpiece 20 is of a sleeve structure, the lower end of the workpiece 20 is vertically abutted with the upper end of a circular turntable 21, the middle part of the lower end of the circular turntable 21 is rotatably connected with the upper end of a third rotating shaft, the upper end of the circular turntable 21 is provided with a circular groove matched with the lower end of the workpiece 20, the side, the iron block 22, the electromagnet 23, the first power switch and the external power supply form a series circuit together through a lead, and the motor 5, the second power switch and the external power supply form a series circuit together through a lead.
The working principle is as follows: placing a workpiece 20 at the upper end of a circular turntable 21, starting a first power switch, electrifying an electromagnet 23 to attract an iron block 22 at the lower end of a second connecting rod 11, driving the second connecting rod 11 to move downwards, pressing a second sleeve 13 to slide downwards by a first sleeve 12 connected with the second connecting rod 11, driving a third sleeve 16 by the second sleeve 13 to extend into an inner cavity of the workpiece 20, abutting a T-shaped rod 19 at the lower end of the third sleeve 16 against the inner bottom wall of the workpiece 20 and then lifting an abutting block 18 upwards, abutting the inner side walls of three fixture blocks 17 by the upward movement of the abutting block 18 and pushing the three fixture blocks 17 to move towards the outer side of the third sleeve 16, and tightly clamping the inner side walls of the workpiece 20 by arc-shaped rubber gaskets at the outer side walls of the three fixture blocks 17 under the action of pressure;
at this moment, the second power switch is turned on, the motor 5 is started, the first gear 4 is meshed with the second gear to rotate, the first gear 4 drives the poking block 6 on the first rotating shaft 3 to rotate, the poking block 6 is clamped with the arc-shaped groove on the bowl-shaped rotating disc 7 to drive the bowl-shaped rotating disc 7 to rotate, the first connecting rod 8 at the lower end of the bowl-shaped rotating disc 7 drives the second sleeve 13 and the third sleeve 16 to rotate, the clamping block 17 is clamped on the inner side wall of the workpiece 20 to drive the workpiece 20 and the circular rotating disc 21 to rotate, meanwhile, the second gear is meshed with the third gear, the nut 24 fixedly connected with the side wall of the third gear drives the screw rod 25 to move leftwards, the screw rod 25 pushes the piston 27 in the inner cavity of the hydraulic cylinder 26 to horizontally slide leftwards, paint in the hydraulic cylinder 26 is extruded, the paint is sprayed through the.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.