CN110744273B

CN110744273B - Ball placing mechanism for disc workpiece

Info

Publication number: CN110744273B
Application number: CN201910896032.7A
Authority: CN
Inventors: 葛巧红
Original assignee: Tongxiang Tangchao Advertising Co ltd
Current assignee: Hunan Weikeman Intelligent Equipment Co ltd
Priority date: 2019-09-22
Filing date: 2019-09-22
Publication date: 2021-07-27
Anticipated expiration: 2039-09-22
Also published as: CN112621163A; CN110744273A; CN112623712A

Abstract

The invention discloses a ball placing mechanism for a disc workpiece, and belongs to the field of workpiece processing mechanical equipment. The ball conveying support is vertically and fixedly arranged on one side above the ball conveying support, the ball guiding mechanism is fixedly arranged on the ball conveying support on one side of the ball falling mechanism, the branching mechanism is vertically and fixedly arranged on one side below the ball conveying support, a plurality of ball conveying rotating rollers are sequentially and horizontally and rotatably connected to the ball conveying support along the horizontal direction, limiting mechanisms are respectively and horizontally and symmetrically arranged on the ball conveying supports on the two sides below the branching mechanism, the disc bearing mechanism is vertically arranged on the ball conveying support in the middle of the lower side of the branching mechanism, the transferring disc is vertically and rotatably connected to the ball conveying support on the lower side of the ball guiding pipe, and the first branching rotary disc and the second branching rotary disc are symmetrically arranged on the two sides below the transferring disc. The automatic ball placing device is reasonable in structural design, can meet the requirement for continuous and accurate placement of the balls of disc workpieces with various dimensions, improves the automation degree of production and processing of the workpieces, and meets the requirement for processing and use.

Description

Ball placing mechanism for disc workpiece

Technical Field

The invention belongs to the field of workpiece processing mechanical equipment, and particularly relates to a ball placing mechanism for a disc workpiece, which is mainly applied to the transmission processing of the disc workpiece.

Background

Mechanical workpieces are single parts which constitute machines and are not detachable, and play an important role in the automation industry, and include the connection of parts, parts for supporting, lubrication and sealing, transmission systems for transmitting motion and energy, and the types of workpieces are very wide, and can be mainly classified according to the functions and shapes of the workpieces: the shaft sleeve type workpiece, the disc cover type workpiece, the fork frame type workpiece and the box body type workpiece are characterized in that the main body part of the structure of the shaft sleeve type workpiece is a coaxial rotary body and mainly plays roles of supporting rotation and transmitting power, a key groove, a shaft shoulder, a thread and other mechanisms are arranged on the shaft sleeve type workpiece, the disc cover type workpiece comprises a flange plate, an end cover, a gland and various wheels and the like, the main functions of the disc cover type workpiece on mechanical equipment are axial positioning, dust prevention, sealing and torque transmission, the main body of the disc cover type workpiece is generally a rotary body with different diameters or a flat plate with other shapes, the thickness of the main body is small relative to the diameter, the disc cover type workpiece is provided with a mounting hole, a spoke, a key groove and other mechanisms, the fork frame type workpiece comprises various pulling forks, a connecting rod, a rocker, a support and the like, the fork frame type workpiece is mainly manufactured into a blank by casting or die forging and is machined, and the structure of the fork frame type workpiece comprises a supporting part, a clamping part and a clamping part which is clamped on the fork frame, and a clamping part which is clamped on the clamping part and a clamping part, The box type workpiece mainly has the functions of supporting, containing and protecting moving parts and also has the functions of positioning and sealing, and the box type workpiece is internally provided with a cavity, a bearing hole, a boss, a pit, a rib plate, a screw hole and other mechanisms. The workpiece has wide application range, one type of workpiece is mainly used for precision machinery, has high requirement on the stability of matching and is mainly applied to the surfaces of precision instruments, meters and precision measuring tools and the friction surfaces of extremely important parts, the second type of workpiece is mainly used for common precision machinery, has high requirement on the stability of matching and is required to have a contact surface with good sealing, and the third type of workpiece is mainly used for general machinery and has no part contact surface with relative motion or a contact surface with low relative motion speed. The disc workpiece is a commonly used workpiece, the disc workpiece needs to be sequentially subjected to processing steps such as die-casting forming, grinding processing and punching processing in the production and processing process, after the processing steps are carried out, a plurality of balls need to be uniformly placed on the outer side of the disc workpiece according to the requirement of subsequent use of the disc workpiece, so that the disc workpiece can realize the function of bearing and rotating in specific use, the balls are mainly placed one by one manually in the ball placing process of the conventional disc workpiece, the working strength of workers is high, the working efficiency is low, the balls are also grabbed and placed by a commonly used manipulator in the conventional ball placing process, but the mechanical manipulator is used for grabbing and placing the balls, the driving mechanism is more, the balls are difficult to be continuously and accurately placed, the conventional disc workpiece cannot be stably and conveniently adjusted to a required position before the balls are placed, and current disc work piece is difficult to rotate according to the needs level steady rotation regulation that the ball was placed at the in-process that the ball was placed, leads to can not realize that the disc work piece outside is even in proper order carries out the ball and places, influences efficiency and quality that the ball was placed, has reduced disc work piece production and processing's speed, can not satisfy the needs that processing was used.

Disclosure of Invention

The invention aims to solve the technical problem of overcoming the defects in the prior art, and provides the ball placing mechanism for the disc workpiece, which has reasonable structural design, can meet the requirement of continuously and accurately placing the balls of the disc workpieces with various dimensions, improves the automation degree of production and processing of the workpieces, and meets the processing and using requirements.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a ball placement mechanism for a disc workpiece, characterized in that: the ball placing mechanism for the disc workpiece comprises a disc conveying support, a ball falling mechanism, a ball guiding mechanism, a shunting mechanism, a disc bearing guide roller, a limiting mechanism and a disc bearing mechanism, wherein the ball conveying support is vertically and fixedly arranged on one side above the disc conveying support, fixed supporting rods are respectively and vertically and fixedly arranged between two sides below the ball conveying support and the disc conveying support, the ball falling mechanism is vertically and fixedly arranged in the middle of the upper side of the ball conveying support, the ball guiding mechanism is fixedly arranged on the disc conveying support on one side of the ball falling mechanism, the shunting mechanism is vertically and fixedly arranged on one side below the ball conveying support, a plurality of disc conveying rotating rollers are sequentially and horizontally and rotatably connected onto the disc conveying support in the horizontal direction, the limiting mechanisms are respectively and horizontally and symmetrically arranged on the disc conveying supports on two sides below the shunting mechanism, the disc bearing mechanism is vertically arranged on the disc conveying support in the middle of the lower side of the shunting mechanism, and a plurality of disc bearing guide rollers are sequentially and horizontally and rotatably connected onto the disc conveying supports on two sides of the disc bearing mechanism in the horizontal direction, the bead falling mechanism comprises a bead falling material pipe, a bead guide rotating shaft, a bead guide stop lever and a bead guide motor, the bead falling material pipe is vertically and fixedly arranged in the middle of the upper side of a bead transmission support, a ball channel is vertically arranged in the bead falling material pipe, the bead transmission support on one side of the bead falling material pipe is horizontally and rotatably connected with the bead guide rotating shaft, a plurality of bead guide stop levers are sequentially and uniformly and fixedly arranged on the outer side of the bead guide rotating shaft, a rotating lever clamping groove matched with the bead guide stop lever is vertically arranged on one side below the bead falling material pipe, a bead guide gear is vertically and coaxially and fixedly arranged on the bead transmission support side of the bead guide rotating shaft, a rotating gear is vertically and rotatably connected to the bead transmission support on one side of the bead guide gear, the bead guide gear is meshed with the rotating gear, a bead guide auxiliary belt wheel is vertically and coaxially and fixedly arranged on the bead transmission support side of the rotating gear, the bead guide motor is horizontally and fixedly arranged on the upper side of the bead transmission support, a bead guide main belt wheel is vertically and fixedly arranged on the output end of the bead guide motor, the bead guide main belt wheel and the bead guide auxiliary belt wheel are in transmission connection through a bead guide belt, the bead guide mechanism comprises a reciprocating gear, a feeding rotating plate, a bead guide cylinder, a bead guide rack, a bead bearing rotating plate and a bead guide material pipe, the reciprocating gear is vertically and rotatably connected to one side above the bead guide support, a rack support is vertically arranged on the bead guide support on one side of the reciprocating gear, the bead guide rack is arranged in the rack support in a sliding mode along the vertical direction and is meshed with the reciprocating gear, the bead guide cylinder is vertically and downwardly fixedly arranged on the upper side of the rack support, the output end of the bead guide cylinder is fixedly connected with the end of the upper side of the bead guide rack, the feeding rotating plate is fixedly arranged on one side of the reciprocating gear along the radial direction of the reciprocating gear, the lower end of the feeding rotating plate is provided with a bead placing bearing surface of an arc-shaped structure, the bead bearing rotating plate is arranged at the lower end of the feeding rotating plate and is of an L-shaped structure, and the upper end of the bead bearing rotating plate is hinged to the lower end of the feeding rotating plate, the ball bearing rotating plate is provided with a ladder-shaped structure matched with the lower end of the feeding rotating plate along the feeding rotating plate side, one side of the ball bearing rotating plate is provided with a ball bearing surface of a circular arc structure matched with the ball placing bearing surface, the lower end of the feeding rotating plate is provided with a ball bearing electromagnet along the ball bearing rotating plate side, the ball bearing rotating plate is provided with a ball bearing armature matched with the ball bearing electromagnet along the feeding rotating plate side, two sides of the ball bearing rotating plate and the feeding rotating plate are respectively connected with a reset tension spring in an inclined manner, the ball guide pipe is fixedly arranged on a ball transmission bracket on one side below the feeding rotating plate, the upper side of the ball guide pipe is of an inclined structure, the lower side of the ball guide pipe is of a vertical structure, the upper side of the ball guide pipe and the lower side of the ball guide pipe are connected in an arc transition manner, the ball guide mechanism comprises a transfer disc, a first shunt rotating disc, a second shunt rotating disc and a shunt motor, the transfer disc is vertically and is connected with the ball transmission bracket on the lower side of the ball guide pipe, the two sides of the transfer disc are respectively and symmetrically provided with a first ball bearing groove and a second ball bearing groove along the radial direction of the transfer disc, the first shunt rotating disc and the second shunt rotating disc are respectively and vertically connected to ball transfer supports on the two sides below the transfer disc in a rotating mode, the first shunt rotating disc and the second shunt rotating disc are symmetrically arranged on the two sides below the transfer disc, the size and the specification of the transfer disc, the first shunt clamping groove is arranged on the outer side of the first shunt rotating disc, the first shunt clamping groove and the first ball bearing groove of the transfer disc are arranged in a mirror symmetry mode, the second shunt clamping groove is arranged on the outer side of the second shunt rotating disc, the second shunt clamping groove and the second ball bearing groove of the transfer disc are arranged in a mirror symmetry mode, one side of the transfer disc is provided with a transfer baffle with an arc-shaped structure, and the lower side of the transfer disc is provided with an anti-falling baffle with an arc-shaped structure, a first shunt baffle plate with an arc-shaped structure is arranged on one side of the first shunt turntable, a first shunt material pipe is vertically arranged on a ball conveying support on the lower side of the first shunt turntable, a second shunt baffle plate with an arc-shaped structure is arranged on one side of the second shunt turntable, a second shunt material pipe is vertically arranged on a ball conveying support on the lower side of the second shunt turntable, a transfer belt pulley is vertically and coaxially fixedly arranged on one side of the transfer disc, a first shunt belt pulley is vertically and coaxially fixedly arranged on one side of the first shunt turntable, a second shunt belt pulley is vertically and coaxially arranged on one side of the second shunt turntable, the transfer belt pulley, the first shunt belt pulley and the second shunt belt pulley are in transmission connection by adopting a shunt belt, the shunt motor is horizontally and fixedly arranged on one side of the ball conveying support, a shunt main chain wheel is vertically arranged at the output end of the shunt motor, and a shunt auxiliary chain wheel is vertically and coaxially arranged on the second shunt turntable along the side of the ball conveying support, the main chain wheel and the auxiliary chain wheel are connected by adopting a shunt chain transmission, the limiting mechanism comprises a rotating lead screw, a limiting motor, a translation guide plate, a lifting cylinder, a lifting connecting plate and a limiting push plate, two sides of a transmission disc bracket at the lower side of the shunt mechanism are respectively and horizontally and rotatably connected with the rotating lead screw, two sides of the rotating lead screw are provided with threaded surfaces with opposite spiral directions, two ends of the rotating lead screw are respectively and horizontally and threadedly connected with the translation guide plate, two sides below the rotating lead screw are respectively and horizontally and fixedly provided with the translation guide rod, the translation guide plate is arranged on the translation guide rod in a sliding manner along the horizontal direction, the end parts at the same side of the rotating lead screw at two sides of the transmission disc bracket are respectively and vertically and fixedly provided with a limiting belt wheel, two limiting belt wheels at two sides of the transmission disc bracket are in transmission connection by adopting a limiting synchronous belt, the limiting motor is horizontally and fixedly arranged at one side of the transmission disc bracket, and drives the rotating lead screw to rotate, the middle part of the upper side of the translation guide plate is vertically and fixedly provided with a lifting cylinder, the output end of the lifting cylinder is horizontally and fixedly provided with a lifting connecting plate, the limiting push plate is horizontally arranged on the upper side of the lifting connecting plate, the tray bearing mechanism comprises a tray bearing bracket, a tray bearing rotating plate, a tray bearing cylinder and a rotating motor, the lower side of the tray bearing bracket is horizontally and fixedly provided with a cylinder support, the tray bearing bracket is horizontally arranged on the upper side of the cylinder support, the cylinder supports on the two sides below the tray bearing bracket are respectively and vertically and upwardly and fixedly provided with a tray bearing cylinder, the output end of the tray bearing cylinder is fixedly connected with the lower side of the tray bearing bracket, the middle part of the tray bearing bracket is vertically and rotatably connected with a bead placing rotating shaft, the lower side of the tray bearing bracket is horizontally and fixedly provided with a driving bracket, the lower side end part of the bead placing rotating shaft is rotatably connected with the driving bracket, the rotating motor drives the bead placing rotating shaft to rotate, the bearing plate rotating plate is horizontally and fixedly arranged on the upper side of the ball placing rotating shaft, the bearing plate rotating plate is of a circular structure, and the center of the circle in the middle of the bearing plate rotating plate is fixedly connected with the upper end of the ball placing rotating shaft.

Furthermore, a ball blocking connecting plate is vertically and fixedly arranged at the upper end part of the ball guide pipe.

Further, the ball conveying support of the first shunt turntable lower side is horizontally and fixedly provided with a first adjusting connecting plate, the upper end of the first shunt material pipe is horizontally and rotatably connected to the first adjusting connecting plate, first adjusting connecting plate two sides and the first shunt material pipe are respectively and horizontally and fixedly provided with a first locking bolt, the ball conveying support of the second shunt turntable lower side is horizontally and fixedly provided with a second adjusting connecting plate, the upper end of the second shunt material pipe is horizontally and rotatably connected to the second adjusting connecting plate, and second locking bolts are respectively and horizontally and fixedly arranged between the second adjusting connecting plate two sides and the second shunt material pipe.

Further, spacing push pedal horizontal rotation connects in even board of going up and down, and spacing push pedal both sides and the even board of going up and down are provided with spacing extension spring of difference horizontal symmetry between, and spacing push pedal is provided with along holding a set mechanism side and pushes away a set inclined plane, pushes away and rotates in proper order along the horizontal direction on the set inclined plane and is connected with a plurality of spacing push wheels.

Furthermore, the two sides below the lifting connecting plate are respectively and vertically and fixedly provided with a lifting guide rod, the two sides above the translation guide plate are respectively and vertically provided with a lifting sleeve matched with the lifting guide rod, and the lifting guide rod is arranged on the lifting sleeve in a sliding manner along the vertical direction.

Furthermore, the upper side of the limiting push plate is provided with a bearing disc ball in a rolling manner.

Further, the upper side of the bearing plate rotating plate is horizontally attached and fixedly provided with a bearing plate rubber layer.

Further, the rotating motor of the tray bearing mechanism is a stepping motor.

Compared with the prior art, the invention has the following advantages and effects: the invention has reasonable structural design, the ball conveying bracket is vertically and fixedly arranged on one side above the ball conveying bracket, the middle part of the upper side of the ball conveying bracket is vertically and fixedly provided with the ball falling mechanism, the ball guiding mechanism is fixedly arranged on the ball conveying bracket on one side of the ball falling mechanism, the shunting mechanism is vertically and fixedly arranged on one side below the ball conveying bracket, the balls can sequentially fall one by utilizing the ball falling mechanism, the balls can be transferred to the transfer disc of the shunting mechanism one by utilizing the ball guiding mechanism, the transferred balls are alternately transferred by the first shunting rotary disc and the second shunting rotary disc by utilizing the transfer disc, the shunting mechanism can accurately and smoothly transfer the balls in sequence in shunting, the ball conveying device is suitable for placing the balls of disc workpieces with various sizes, a plurality of disc rotating rollers are sequentially and horizontally rotated and connected on the ball conveying bracket along the horizontal direction, and the ball conveying brackets on two sides below the shunting mechanism are respectively and horizontally and symmetrically provided with limiting mechanisms, the bearing disc mechanism is vertically arranged on a disc conveying support in the middle of the lower side of the shunting mechanism, a plurality of bearing disc guide rollers are sequentially and horizontally rotatably connected onto the disc conveying supports on the two sides of the bearing disc mechanism along the horizontal direction, disc workpieces on a production line can be sequentially conveyed along the horizontal direction by using the disc conveying rollers, the disc workpieces conveyed to the lower side of the shunting mechanism can be accurately adjusted to a required ball placing station by using the limiting mechanism, so that the balls can be stably and accurately placed, the disc workpieces can be horizontally supported and accurately rotated by using the bearing disc mechanism, the balls can be continuously placed on the outer sides of the disc workpieces, the efficiency and the quality of placing and processing the balls of the disc workpieces are improved, the automation degree of production and processing of the workpieces are improved, the ball dropping pipe is vertically and fixedly arranged in the middle of the upper side of the ball conveying support, and a plurality of ball guiding stop rods are sequentially and uniformly and fixedly arranged on the outer sides of ball guiding rotating shafts on one side of the ball dropping pipe, the ball guide rotating shaft is meshed and connected with the rotating gear along a ball guide gear which is vertically and coaxially and fixedly arranged on the side of the ball guide support, the output end of a ball guide motor is in transmission connection with the rotating gear by adopting a ball guide belt, the ball guide motor is utilized to drive the ball guide rotating shaft to stably and accurately rotate, the ball guide rotating shaft can drive a plurality of ball guide stop rods which are sequentially and uniformly arranged on the outer side to rotate, so that a plurality of balls in a ball falling pipe can be sequentially and uniformly and stably fallen one by one, a rack support is vertically arranged on the ball guide support on one side of the reciprocating gear, a ball guide rack is arranged in the rack support in a sliding manner along the vertical direction, the ball guide rack is meshed and connected with the reciprocating gear, the output end of a ball guide cylinder is fixedly connected with the upper side end part of the ball guide rack, a material loading rotating plate is fixedly arranged on one side of the reciprocating gear, the device can drive the feeding rotating plate to continuously and reciprocally swing, a ball placing bearing surface with a circular arc structure is arranged at the lower end of the feeding rotating plate, a ball bearing rotating plate is arranged at the lower end of the feeding rotating plate, the upper end of the ball bearing rotating plate is hinged to the lower end of the feeding rotating plate, the ball bearing rotating plate is provided with a step-shaped structure matched with the lower end of the feeding rotating plate along the feeding rotating plate side, one side of the ball bearing rotating plate is provided with a ball bearing surface with a circular arc structure matched with the ball placing bearing surface, the lower end of the feeding rotating plate is provided with a ball bearing electromagnet along the ball bearing rotating plate side, the ball bearing rotating plate is provided with a ball bearing armature matched with the ball bearing electromagnet along the feeding rotating plate side, reset tension springs are respectively and obliquely connected between the two sides of the ball bearing rotating plate and the feeding rotating plate, the ball bearing electromagnet is electrified to be fixed, magnetic force is utilized to ensure that the ball bearing rotating plate is attached and fixed with the feeding rotating plate under the traction of the reset tension springs, and the adsorption of the ball bearing armature is realized, the ball bearing surface of the ball bearing rotating plate and the ball bearing surface at the lower end of the feeding rotating plate can form a semicircular structure, when the feeding rotating plate rotates to the lower end of a ball bearing pipe under the driving of the ball guide cylinder, balls in the ball bearing pipe can fall between the feeding rotating plate and the ball bearing rotating plate, so that the balls can be stably transported under the driving of the feeding rotating plate, when the balls are transported to the upper end of the ball bearing pipe under the driving of the feeding rotating plate, the ball bearing electromagnet is powered off and loses magnetic force, so that the adsorption force between the ball bearing electromagnet and the ball bearing armature is lost, the reset tension spring is difficult to overcome the gravity of the ball bearing rotating plate and the balls, the ball bearing rotating plate rotates clockwise under the gravity of the balls, the balls slide from the ball bearing rotating plate in the rotating process of the ball bearing rotating plate, after the balls slide, the reset tension spring can overcome the gravity of the ball bearing rotating plate, and the ball bearing rotating plate rapidly rotates anticlockwise under the action of the reset tension spring, make the ball-bearing rotating plate laminate fixedly with the material loading rotating plate again, and utilize the ball-bearing electro-magnet circular telegram to have magnetic force, make and to make firm absorption of ball-bearing rotating plate fixed, make and to continue carrying out the transportation of next ball and transfer, through leading fixed the setting of ball pipe on the ball support that passes of material loading rotating plate below one side, it is the slope structure to lead ball pipe upside, it is vertical structure to lead ball pipe downside, it adopts circular arc transitional coupling to lead between ball pipe upside and the ball pipe downside, make the pipe fitting of landing from ball-bearing rotating plate can be along leading steady gliding of ball pipe, utilize the vertical fixed ball-blocking connecting plate that is provided with of ball pipe upper end, make and to carry out spacing the blockking from the in-process that ball changes the gliding of plate department, ensure that the ball can be steady accurate along leading ball pipe, through transporting the ball support of disc vertical rotation connection in ball pipe downside, first branch carousel and second branch carousel vertical rotation respectively connect in the ball that passes of carousel below both sides and pass the carousel On the bracket, the sizes and specifications of the transferring disc, the first shunt rotating disc and the second shunt rotating disc are the same, the transferring belt pulley on one side of the transferring disc, the first shunt belt pulley on one side of the first shunt rotating disc and the second shunt belt pulley on one side of the second shunt rotating disc are in shunting belt transmission connection, the shunt main chain wheel at the output end of the shunt motor and the shunt auxiliary chain wheel on one side of the second shunt rotating disc are in shunt chain transmission connection, the second shunt rotating disc is driven by the shunt motor to rotate anticlockwise, the second shunt rotating disc can drive the transferring disc and the first shunt rotating disc to synchronously rotate anticlockwise, the first ball bearing groove and the second ball bearing groove are respectively and symmetrically arranged on two sides of the transferring disc along the radial direction of the transferring disc, and the balls falling along the ball guide pipes can sequentially and stably roll into the first ball bearing groove and the second ball bearing groove by the continuous rotation of the transferring disc, the first shunt clamping groove arranged on the outer side of the first shunt rotating disc and the first ball bearing groove of the transfer disc are arranged in a mirror symmetry mode, the second shunt clamping groove arranged on the outer side of the second shunt rotating disc and the second ball bearing groove of the transfer disc are arranged in a mirror symmetry mode, so that balls in the first ball bearing groove can smoothly and stably roll down into the first shunt clamping groove along with continuous rotation of the transfer disc, balls in the second ball bearing groove can smoothly and stably roll down into the second shunt clamping groove along with continuous rotation of the transfer disc, shunt transmission of the balls can be stably and efficiently realized, the transfer baffle plate with the arc-shaped structure is arranged on one side of the transfer disc, the anti-falling baffle with the arc-shaped structure is arranged on the lower side of the transfer disc, the first shunt baffle with the arc-shaped structure is arranged on one side of the first shunt rotating disc, and the second shunt baffle with the arc-shaped structure is arranged on one side of the second shunt rotating disc, the ball shunt conveying device can prevent balls from sliding off in the process of respectively transferring by using the transferring disc, the first shunt rotating disc and the second shunt rotating disc, ensures that the balls can be always efficiently and smoothly transferred and transferred in a shunt way, a first shunt material pipe is vertically and fixedly arranged on a ball transferring bracket on the lower side of the first shunt rotating disc, a second shunt material pipe is vertically arranged on a ball transferring bracket on the lower side of the second shunt rotating disc, so that the balls transferred along with the first shunt rotating disc can slide down along the first shunt material pipe, the balls transferred along with the second shunt rotating disc can slide down along the second shunt material pipe, the ball shunt conveying is realized, the upper end of the first shunt material pipe is horizontally and rotatably connected with a first adjusting connecting plate, a first locking bolt is respectively and horizontally and fixedly arranged between the two sides of the first adjusting connecting plate and the first shunt material pipe, and the upper end of the second shunt material pipe is horizontally and rotatably connected with a second adjusting connecting plate, second locking bolts are respectively and horizontally and fixedly arranged between the two sides of the second adjusting connecting plate and the second branch material pipe, so that the first branch material pipe and the second branch material pipe can be respectively rotated, adjusted, locked and fixed, the distance between the lower end parts of the first branch material pipe and the second branch material pipe can be conveniently adjusted, the requirement for placing balls on disc workpieces with various sizes can be ensured, the balls are respectively conveyed by utilizing the first branch material pipe and the second branch material pipe, the balls can be respectively placed on the two radial sides of the disc workpieces, the ball placing efficiency is improved, threaded surfaces with opposite spiral directions are arranged on the two sides of a rotating screw rod on a disc bracket, translation guide plates are respectively and horizontally connected with the two ends of the rotating screw rod through threads, the translation guide plates are arranged on translation guide rods in a sliding manner along the horizontal direction, and limit belt wheels are respectively and vertically and fixedly arranged at the same side parts of the rotating screw rod on the two sides of the disc bracket, the two limiting belt wheels at two sides of the disc conveying support are in transmission connection by a limiting synchronous belt, the limiting motor drives the rotary screw rods to rotate, the limiting motor can drive the two rotary screw rods at two sides of the disc conveying support to synchronously rotate in the same direction, so that the translation guide plates at two sides of the rotary screw rods can synchronously translate in opposite directions, and the limiting adjustment of the disc workpiece is realized, the lifting cylinder is vertically and fixedly arranged in the middle of the upper side of the translation guide plate, the output end of the lifting cylinder is horizontally and fixedly provided with a lifting connecting plate, the limiting push plate is horizontally arranged at the upper side of the lifting connecting plate, when the lifting cylinder downwards pulls the lifting connecting plate, the blocking of the limiting push plate to the transmission of the disc workpiece can be avoided, when the lifting cylinder upwards pushes the lifting connecting plate, the limiting push plate can be in the same horizontal position with the disc workpiece placed on the disc conveying roller, and the translational motion of the limiting push plate is utilized, the disc pushing mechanism is characterized in that a disc workpiece can be stably and accurately pushed and limited to a required position by utilizing a limiting push plate, the limiting push plate is horizontally and rotatably connected to a lifting connecting plate, limiting tension springs are horizontally and symmetrically arranged between two sides of the limiting push plate and the lifting connecting plate respectively, the limiting push plate can swing at a certain angle as required in the process of pushing and regulating the position of the disc workpiece, a push plate inclined plane is arranged along the side of a disc bearing mechanism by utilizing the limiting push plate, a plurality of limiting push wheels are sequentially and rotatably connected on the push plate inclined plane along the horizontal direction, the limiting push plate can slide along the surface of the disc workpiece by utilizing the limiting push wheels, the disc workpiece can be stably and smoothly pushed and regulated to an accurate position, bearing disc cylinders are respectively and vertically and upwards fixedly arranged on cylinder supports on two sides below a bearing disc support, and a bead releasing rotating shaft is vertically and rotatably connected in the middle of the bearing disc support, the ball placing rotating shaft is driven by a rotating motor to rotate, the bearing plate rotating plate is horizontally and fixedly arranged on the upper side of the ball placing rotating shaft, the center of the middle part of the bearing plate rotating plate is fixedly connected with the upper end of the ball placing rotating shaft, the bearing plate support is upwards pushed by a bearing plate cylinder along the vertical direction and can drive the bearing plate rotating plate to synchronously upwards move so as to enable a disc workpiece placed on the bearing plate guide roller to be horizontally and stably supported, the ball placing rotating shaft is driven by the rotating motor to rotate, the bearing plate rotating plate can be driven by the ball placing rotating shaft to rotate, the disc workpiece placed on the upper side of the bearing plate rotating plate can synchronously rotate in a stepping mode under the driving of the bearing plate rotating plate, the bearing plate rubber layer is horizontally attached and fixedly arranged on the upper side of the bearing plate rotating plate so as to increase the friction force between the bearing plate rotating plate and the disc workpiece, the bearing plate rotating plate can efficiently and stably drive the disc workpiece to rotate, and the rotating motor is used as a stepping motor, the disc workpiece can accurately rotate to a required position according to the requirement for placing the balls, the accuracy of placing the balls is improved, the balls can be accurately placed, the bearing disc balls are arranged on the upper side of the limiting push plate in a rolling mode, the limiting push plate can move to the lower side of the disc workpiece by utilizing the synergistic effect of the lifting cylinder and the rotating screw rod in the process that the bearing disc rotating plate drives the disc workpiece to rotate, the lower side of the disc workpiece can be supported in the rotating process of the disc workpiece, the disc workpiece is prevented from being inclined in the rotating process, the high-efficiency and high-quality ball placing and processing of the disc workpiece are achieved, and through the structure, the disc workpiece placing device is reasonable in structural design, can meet the requirement for continuously and accurately placing the balls of the disc workpieces with various sizes, improves the automation degree of workpiece production and processing, and meets the requirement for processing and use.

Drawings

Fig. 1 is a front view schematically showing a ball placement mechanism for a disc workpiece according to the present invention.

Fig. 2 is a schematic front view of the bead falling mechanism and the bead guiding mechanism of the present invention.

Fig. 3 is an enlarged schematic view of the bead guide mechanism of the present invention at a.

Fig. 4 is a front view of the shunt mechanism of the present invention.

Fig. 5 is a front view structural schematic diagram of the limiting mechanism and the tray bearing mechanism of the invention.

Fig. 6 is a front view structural schematic diagram of the limiting mechanism of the present invention.

Fig. 7 is a schematic top view of the spacing mechanism and the tray mechanism of the present invention.

In the figure: 1. a drive plate bracket, 2, a ball drive bracket, 3, a ball falling mechanism, 4, a ball guide mechanism, 5, a shunt mechanism, 6, a bearing plate guide roller, 7, a limit mechanism, 8, a bearing plate mechanism, 9, a fixed support rod, 10, a drive plate rotating roller, 11, a ball falling material pipe, 12, a ball guide rotating shaft, 13, a ball guide stop lever, 14, a ball guide motor, 15, a ball channel, 16, a rotating rod clamping groove, 17, a ball guide gear, 18, a rotating gear, 19, a ball guide auxiliary pulley, 20, a ball guide main pulley, 21, a ball guide belt, 22, a reciprocating gear, 23, a feeding rotating plate, 24, a ball guide cylinder, 25, a ball guide rack, 26, a ball bearing rotating plate, 27, a ball guide material pipe, 28, a rack bracket, 29, a ball placing bearing surface, 30, a ball bearing surface, 31, a ball bearing electromagnet, 32, a ball bearing armature, 33. a reset tension spring 34, a transfer disc 35, a first shunt rotating disc 36, a second shunt rotating disc 37, a shunt motor 38, a first ball bearing groove 39, a second ball bearing groove 40, a first shunt clamping groove 41, a second shunt clamping groove 42, a transfer baffle 43, an anti-falling baffle 44, a first shunt baffle 45, a first shunt material pipe 46, a second shunt baffle 47, a second shunt material pipe 48, a transfer belt pulley 49, a first shunt belt pulley 50, a second shunt belt pulley 51, a shunt belt 52, a shunt main chain wheel 53, a shunt auxiliary chain wheel 54, a shunt chain 55, a rotating screw rod 56, a limit motor 57, a translation guide plate 58, a lifting cylinder 59, a lifting connecting plate 60, a limit position 61, a translation guide rod, 62. the device comprises a limiting belt wheel, 63 limiting synchronous belts, 64 bearing disc supports, 65 bearing disc rotating plates, 66 bearing disc air cylinders, 67 rotating motors, 68 air cylinder supports, 69 ball releasing rotating shafts, 70 driving supports, 71 ball blocking connecting plates, 72 first adjusting connecting plates, 73 first locking bolts, 74 second adjusting connecting plates, 75 second locking bolts, 76 limiting tension springs, 77 pushing disc inclined planes, 78 limiting pushing wheels, 79 lifting guide rods, 80 lifting sleeves, 81 bearing disc balls and 82 bearing disc rubber layers.

Detailed Description

To further illustrate the present invention, a specific embodiment of a ball placement mechanism for a disc workpiece will be further explained below with reference to the accompanying drawings, and the following embodiment is illustrative of the present invention and the present invention is not limited to the following embodiment.

As shown in figure 1, the invention relates to a ball placing mechanism for a disc workpiece, which comprises a disc conveying bracket 1, a ball conveying bracket 2, a ball falling mechanism 3, a ball guiding mechanism 4, a shunting mechanism 5, a disc bearing guide roller 6, a limiting mechanism 7 and a disc bearing mechanism 8, wherein the ball conveying bracket 2 is vertically and fixedly arranged on one side above the disc conveying bracket 1, fixed supporting rods 9 are respectively and vertically and fixedly arranged between two sides below the ball conveying bracket 2 and the disc conveying bracket 1, the ball falling mechanism 3 is vertically and fixedly arranged in the middle of the upper side of the ball conveying bracket 2, the ball guiding mechanism 4 is fixedly arranged on the disc conveying bracket 1 on one side of the ball falling mechanism 3, the shunting mechanism 5 is vertically and fixedly arranged on one side below the ball conveying bracket 2, a plurality of disc conveying rotating rollers 10 are sequentially and horizontally and rotatably connected on the disc conveying bracket 1 along the horizontal direction, the limiting mechanisms 7 are respectively and horizontally and symmetrically arranged on the disc conveying bracket 1 on two sides below, the tray bearing mechanism 8 is vertically arranged on the tray conveying support 1 in the middle of the lower side of the branch mechanism 5, and the tray conveying supports 1 on the two sides of the tray bearing mechanism 8 are sequentially and horizontally connected with the plurality of tray bearing guide rollers 6 in a rotating mode along the horizontal direction. As shown in FIG. 2, the bead falling mechanism 3 of the present invention comprises a bead falling pipe 11, a bead guiding rotating shaft 12, a bead guiding blocking rod 13 and a bead guiding motor 14, wherein the bead falling pipe 11 is vertically and fixedly arranged in the middle of the upper side of a bead conveying support 2, a ball channel 15 is vertically arranged in the bead falling pipe 11, the bead conveying support 2 at one side of the bead falling pipe 11 is horizontally and rotatably connected with the bead guiding rotating shaft 12, a plurality of bead guiding blocking rods 13 are sequentially and uniformly and fixedly arranged at the outer side of the bead guiding rotating shaft 12, a rotating rod clamping groove 16 matched with the bead guiding blocking rod 13 is vertically arranged at one side below the bead falling pipe 11, the bead guiding rotating shaft 12 is vertically and coaxially and fixedly provided with a bead guiding gear 17 along the side of the bead conveying support 2, the bead conveying support 2 at one side of the bead guiding gear 17 is vertically and rotatably connected with a rotating gear 18, the bead guiding gear 17 is meshed with the rotating gear 18, the rotating gear 18 is vertically and coaxially and fixedly provided with a bead guiding belt wheel 19 along the side of the bead conveying support 2, the bead guide motor 14 is horizontally and fixedly arranged on the upper side of the bead transmission bracket 2, the output end of the bead guide motor 14 is vertically and coaxially fixedly provided with a bead guide main belt wheel 20, the bead guide main belt wheel 20 and the bead guide auxiliary belt wheel 19 are in transmission connection by a bead guide belt 21, the bead guide mechanism 4 comprises a reciprocating gear 22, a feeding rotating plate 23, a bead guide cylinder 24, a bead guide rack 25, a bead bearing rotating plate 26 and a bead guide pipe 27, the reciprocating gear 22 is vertically and rotatably connected to one side above the bead transmission bracket 2, the bead transmission bracket 2 on one side of the reciprocating gear 22 is vertically provided with a rack bracket 28, the bead guide rack 25 is vertically and slidably arranged in the rack bracket 28, the bead guide rack 25 is meshed with the reciprocating gear 22, the bead guide cylinder 24 is vertically and downwards fixedly arranged on the upper side of the rack bracket 28, the output end of the bead guide cylinder 24 is fixedly connected with the upper side end of the bead guide rack 25, the feeding rotating plate 23 is fixedly arranged on one side of the reciprocating gear 22 along the radial direction of the reciprocating gear 22, the lower end of the feeding rotating plate 23 is provided with a bead placing bearing surface 29 with a circular arc structure, as shown in fig. 3, the bead bearing rotating plate 26 of the invention is arranged at the lower end of the feeding rotating plate 23, the bead bearing rotating plate 26 is of an L-shaped structure, the upper end of the bead bearing rotating plate 26 is hinged at the lower end of the feeding rotating plate 23, the bead bearing rotating plate 26 is provided with a step-shaped structure matched with the lower end of the feeding rotating plate 23 along the feeding rotating plate 23 side, one side of the bead bearing rotating plate 26 is provided with a bead supporting surface 30 with a circular arc structure matched with the bead placing bearing surface 29, the lower end of the feeding rotating plate 23 is provided with a bead bearing electromagnet 31 along the bead bearing rotating plate 26 side, the bead bearing rotating plate 26 is provided with a bead bearing armature 32 matched with the bead bearing electromagnet 31 along the feeding rotating plate 23 side, two sides of the bead bearing rotating plate 26 are respectively connected with the feeding rotating plate 23 in an inclined manner with a reset tension spring 33, the bead guiding pipe 27 is fixedly arranged on the bead conveying bracket 2 at one side below the feeding rotating plate 23, the upper side of the bead guide pipe 27 is of an inclined structure, the lower side of the bead guide pipe 27 is of a vertical structure, and the upper side of the bead guide pipe 27 and the lower side of the bead guide pipe 27 are in arc transitional connection. As shown in fig. 4, the diverting mechanism 5 of the present invention comprises a transferring disc 34, a first diverting disc 35, a second diverting disc 36 and a diverting motor 37, wherein the transferring disc 34 is vertically and rotatably connected to the ball-transferring support 2 at the lower side of the ball-guiding tube 27, two sides of the transferring disc 34 are respectively and symmetrically provided with a first ball-bearing groove 38 and a second ball-bearing groove 39 along the radial direction of the transferring disc 34, the first diverting disc 35 and the second diverting disc 36 are respectively and vertically and rotatably connected to the ball-transferring support 2 at two sides below the transferring disc 34, the first diverting disc 35 and the second diverting disc 36 are symmetrically arranged at two sides below the transferring disc 34, the first diverting disc 35 and the second diverting disc 36 have the same size and specification, a first diverting groove 40 is arranged at the outer side of the first diverting disc 35, the first diverting groove 40 is arranged in mirror symmetry with the first ball-bearing groove 38 of the transferring disc 34, a second diverting disc 41 is arranged at the outer side of the second diverting disc 36, the second shunt clamping groove 41 and the second ball bearing groove 39 of the transfer disc 34 are arranged in a mirror symmetry manner, one side of the transfer disc 34 is provided with a transfer baffle 42 with an arc structure, the lower side of the transfer disc 34 is provided with an anti-falling baffle 43 with an arc structure, one side of the first shunt rotating disc 35 is provided with a first shunt baffle 44 with an arc structure, the ball conveying support 2 at the lower side of the first shunt rotating disc 35 is vertically provided with a first shunt material pipe 45, one side of the second shunt rotating disc 36 is provided with a second shunt baffle 46 with an arc structure, the ball conveying support 2 at the lower side of the second shunt rotating disc 36 is vertically provided with a second shunt material pipe 47, one side of the transfer disc 34 is vertically and coaxially fixedly provided with a transfer belt pulley 48, one side of the first shunt rotating disc 35 is vertically and coaxially fixedly provided with a first shunt belt pulley 49, one side of the second shunt rotating disc 36 is vertically and coaxially fixedly provided with a second shunt belt pulley 50, the transfer belt wheel 48, the first shunt belt wheel 49 and the second shunt belt wheel 50 are in transmission connection through a shunt belt 51, the shunt motor 37 is horizontally and fixedly arranged on one side of the ball transmission support 2, the shunt main chain wheel 52 is vertically arranged at the output end of the shunt motor 37, the second shunt turntable 36 is vertically and coaxially fixedly provided with a shunt auxiliary chain wheel 53 along the side of the ball transmission support 2, and the shunt main chain wheel 52 and the shunt auxiliary chain wheel 53 are in transmission connection through a shunt chain 54.

As shown in fig. 5, 6 and 7, the limiting mechanism 7 of the present invention comprises a rotary screw 55, a limiting motor 56, a translational guide plate 57, a lifting cylinder 58, a lifting connecting plate 59 and a limiting push plate 60, wherein two sides of the transmission disc support 1 at the lower side of the branching mechanism 8 are respectively and horizontally and rotatably connected with the rotary screw 55, two sides of the rotary screw 55 are respectively provided with a threaded surface with opposite spiral directions, two ends of the rotary screw 55 are respectively and horizontally and threadedly connected with the translational guide plate 57, two sides below the rotary screw 55 are respectively and horizontally and fixedly provided with a translational guide rod 61, the translational guide plate 57 is arranged on the translational guide rod 61 in a sliding manner along the horizontal direction, the same side end parts of the rotary screw 55 at two sides of the transmission disc support 1 are respectively and vertically and fixedly provided with a limiting belt pulley 62, two limiting belt pulleys 62 at two sides of the transmission disc support 1 are in a transmission connection by a limiting synchronous belt 63, the limiting motor 56 is horizontally and fixedly arranged at one side of the transmission disc support 1, the limiting motor 56 drives the rotating screw rod 55 to rotate, the middle part of the upper side of the translation guide plate 57 is vertically and fixedly provided with a lifting cylinder 58, the output end of the lifting cylinder 58 is horizontally and fixedly provided with a lifting connecting plate 59, the limiting push plate 60 is horizontally arranged on the upper side of the lifting connecting plate 59, the tray mechanism 8 comprises a tray support 64, a tray rotating plate 65, a tray cylinder 66 and a rotating motor 67, the lower side of the tray support 1 is horizontally and fixedly provided with a cylinder support 68, the tray support 64 is horizontally arranged on the upper side of the cylinder support 68, the cylinder supports 68 on the two sides below the tray support 64 are respectively vertically and upwardly and fixedly provided with the tray cylinder 66, the output end of the tray cylinder 66 is fixedly connected with the lower side of the tray support 64, the middle part of the tray support 64 is vertically and rotatably connected with a bead releasing rotating shaft 69, the lower side of the tray support 64 is horizontally and fixedly provided with a driving support 70, the lower end part of the bead releasing rotating shaft 69 is rotatably connected with the driving support 70, the rotating motor 67 is vertically and upwards fixedly arranged on the lower side of the driving support 70, the rotating motor 67 drives the ball placing rotating shaft 69 to rotate, the bearing plate rotating plate 65 is horizontally and fixedly arranged on the upper side of the ball placing rotating shaft 69, the bearing plate rotating plate 65 is of a circular structure, and the center of the circle in the middle of the bearing plate rotating plate 65 is fixedly connected with the upper end of the ball placing rotating shaft 69.

According to the invention, the ball blocking connecting plate 71 is vertically and fixedly arranged at the upper side end part of the ball guide pipe 27, so that the ball can be limited and blocked in the process of sliding down from the ball bearing rotating plate 26, and the ball can be ensured to stably and accurately slide down along the ball guide pipe 27. According to the invention, a first adjusting connecting plate 72 is horizontally and fixedly arranged on the ball conveying support 2 at the lower side of a first shunting turntable 35, the upper end of a first shunting material pipe 45 is horizontally and rotatably connected to the first adjusting connecting plate 72, a first locking bolt 73 is respectively and horizontally and fixedly arranged between the two sides of the first adjusting connecting plate 72 and the first shunting material pipe 45, a second adjusting connecting plate 74 is horizontally and fixedly arranged on the ball conveying support 2 at the lower side of a second shunting turntable 36, the upper end of a second shunting material pipe 47 is horizontally and rotatably connected to the second adjusting connecting plate 74, a second locking bolt 75 is respectively and horizontally and fixedly arranged between the two sides of the second adjusting connecting plate 74 and the second shunting material pipe 47, so that the first shunting material pipe 45 and the second shunting material pipe 47 can be respectively rotatably adjusted, the distance between the lower end parts of the first shunting material pipe 45 and the second shunting material pipe 47 can be conveniently adjusted, the requirement for placing balls on various sizes and specifications of disc workpieces can be ensured, utilize first branch way charge pipe 45 and second branch way charge pipe 47 to convey the ball respectively for the radial both sides of disc work piece can place the ball respectively, improve the efficiency that the ball was placed. The limiting push plate 60 of the invention is horizontally and rotatably connected with the lifting connecting plate 59, the limiting tension springs 76 are respectively and horizontally and symmetrically arranged between the two sides of the limiting push plate 60 and the lifting connecting plate 59, so that the limiting push plate 60 can swing at a certain angle as required in the process of pushing and adjusting the position of the disc workpiece by the limiting push plate 60, a push plate inclined plane 77 is arranged along the side of the disc bearing mechanism 8 by utilizing the limiting push plate 60, and a plurality of limiting push wheels 78 are sequentially and rotatably connected on the push plate inclined plane 77 along the horizontal direction, so that the limiting push plate 60 can slide along the surface of the disc workpiece by utilizing the limiting push wheels 78, and the disc workpiece can be stably and smoothly pushed and adjusted to an accurate position. The lifting guide rods 79 are respectively and vertically and fixedly arranged on the two sides below the lifting connecting plate 59, the lifting sleeves 80 matched with the lifting guide rods 79 are respectively and vertically arranged on the two sides above the translation guide plate 57, and the lifting guide rods 79 are arranged on the lifting sleeves 80 in a sliding mode along the vertical direction, so that the lifting connecting plate 59 can stably and accurately perform lifting motion along the vertical direction. According to the invention, the upper side of the limiting push plate 60 is provided with the bearing plate balls 81 in a rolling manner, so that the limiting push plate 60 can move to the lower side of the disc workpiece by utilizing the synergistic action of the lifting cylinder 58 and the rotating screw rod 55 in the process that the bearing plate rotating plate 65 drives the disc workpiece to rotate, the lower side of the disc workpiece can be supported in the rotating process of the disc workpiece, the disc workpiece is prevented from being inclined in the rotating process, and the high-efficiency and high-quality ball placing and processing of the disc workpiece are realized. The bearing plate rubber layer 82 is horizontally and fixedly attached to the upper side of the bearing plate rotating plate 65, the rotating motor 67 of the bearing plate mechanism 8 is a stepping motor, so that the friction force between the bearing plate rotating plate 65 and a disc workpiece can be increased, the bearing plate rotating plate 65 can efficiently and stably drive the disc workpiece to rotate, and the rotating motor 67 is used as the stepping motor, so that the disc workpiece can accurately rotate to a required position according to the requirement of placing balls, and the balls can be accurately placed.

By adopting the technical scheme, when the ball placing mechanism for the disc workpiece is used, the ball placing mechanism is vertically and fixedly arranged on one side above the disc conveying support 1 through the ball conveying support 2, the ball dropping mechanism 3 is vertically and fixedly arranged in the middle of the upper side of the ball conveying support 2, the ball guiding mechanism 4 is fixedly arranged on the disc conveying support 1 on one side of the ball dropping mechanism 3, the shunting mechanism 5 is vertically and fixedly arranged on one side below the ball conveying support 2, balls can sequentially drop one by one through the ball dropping mechanism 3, the balls can be transferred to the transfer disc 34 of the shunting mechanism 5 one by one through the ball guiding mechanism 4, the transferred balls are alternately transferred through the first shunting rotary disc 35 and the second shunting rotary disc 36 through the transfer disc 34, the balls can be accurately and smoothly transferred in a shunting manner through the shunting mechanism 5, and the ball placing mechanism is suitable for placing the balls of the disc workpieces with various sizes, the disc conveying support 1 is sequentially and horizontally connected with a plurality of disc conveying rotating rollers 10 in a rotating mode along the horizontal direction, the disc conveying supports 1 on two sides below the shunt mechanism 5 are respectively and horizontally and symmetrically provided with a limiting mechanism 7, the disc bearing mechanism 8 is vertically arranged on the disc conveying support 1 in the middle of the lower side of the shunt mechanism 5, the disc conveying supports 1 on two sides of the disc bearing mechanism 8 are sequentially and horizontally connected with a plurality of disc bearing guide rollers 6 along the horizontal direction, disc workpieces on a production line can be sequentially conveyed along the horizontal direction by using the disc conveying rotating rollers 10, the disc workpieces conveyed to the lower side of the shunt mechanism 5 can be accurately adjusted to a required ball placing station by using the limiting mechanism 7, stable and accurate placing of balls is realized, the disc workpieces can be horizontally supported and accurately rotated by using the disc bearing mechanism 8, the continuous placing of balls on the outer sides of the disc workpieces is realized, and the efficiency and the quality of placing and processing of the, the automation degree of the production and processing of workpieces is improved, the ball dropping pipe 11 is vertically and fixedly arranged in the middle of the upper side of the ball conveying support 2, a plurality of ball guide baffle rods 13 are sequentially and uniformly and fixedly arranged at the outer side of a ball guide rotating shaft 12 at one side of the ball dropping pipe 11, the ball guide rotating shaft 12 is vertically and coaxially arranged along the ball guide gear 17 at one side of the ball conveying support 2 and is meshed with the rotating gear 18, the output end of a ball guide motor 14 is in transmission connection with the rotating gear 18 by adopting a ball guide belt 21, the ball guide rotating shaft 18 is driven by the ball guide motor 14 to stably and accurately rotate, the ball guide rotating shaft 18 can drive the plurality of ball guide baffle rods 13 which are sequentially and uniformly arranged at the outer side to rotate, so that a plurality of balls in the ball dropping pipe 11 can be sequentially and uniformly and stably dropped one by one, the rack support 28 is vertically arranged on the ball conveying support 2 at one side of the reciprocating gear 22, the ball guide rack 25 is arranged in the rack support 28 in a sliding mode along the vertical direction, the bead guide rack 25 is engaged with the reciprocating gear 22, the output end of the bead guide cylinder 24 is fixedly connected with the upper end of the bead guide rack 25, the feeding rotating plate 23 is fixedly arranged on one side of the reciprocating gear 22 along the radial direction of the reciprocating gear 22, the bead guide cylinder 24 is utilized to pull the bead guide rack 25 along the vertical direction to carry out lifting motion, so that the feeding rotating plate 23 can be driven to continuously reciprocate to swing, the lower end of the feeding rotating plate 23 is provided with a bead placing bearing surface 29 with an arc structure, the bead bearing rotating plate 26 is arranged at the lower end of the feeding rotating plate 23, the upper end of the bead bearing rotating plate 26 is hinged to the lower end of the feeding rotating plate 23, the bead bearing rotating plate 26 is provided with a step-shaped structure matched with the lower end of the feeding rotating plate 23 along the feeding rotating plate 23 side, one side of the bead bearing rotating plate 26 is provided with a bead bearing surface 30 with the arc structure matched with the bead placing bearing surface 29, the lower end of the feeding rotating plate 23 is provided with a bead bearing magnet 31 along the bead bearing rotating plate 26 side, the ball bearing rotating plate 26 is provided with a ball bearing armature 32 matched with the ball bearing electromagnet 31 along the side of the feeding rotating plate 23, the two sides of the ball bearing rotating plate 26 are respectively provided with a reset tension spring 33 in an inclined connection with the feeding rotating plate 23, the ball bearing electromagnet 31 is electrified with magnetic force, so that the ball bearing rotating plate 26 is attached and fixed with the feeding rotating plate 23 under the traction of the reset tension spring 33, the ball bearing electromagnet 31 and the ball bearing armature 32 are adsorbed and fixed, the ball bearing surface 30 of the ball bearing rotating plate 26 and the ball bearing surface 29 at the lower end of the feeding rotating plate 23 form a semicircular structure, when the feeding rotating plate 23 rotates to the lower end of the ball bearing pipe 11 under the drive of the ball guide cylinder 24, the balls in the ball bearing pipe 11 can fall between the feeding rotating plate 23 and the ball bearing rotating plate 26, the balls are stably transported under the drive of the feeding rotating plate 23, and when the balls are transported to the upper end of the ball bearing pipe 27 under the drive of the feeding rotating plate 23, the power failure of the ball bearing electromagnet 31 loses magnetic force, so that the adsorption force between the ball bearing electromagnet 31 and the ball bearing armature 32 is lost, the reset tension spring 33 is difficult to overcome the gravity of the ball bearing rotating plate 26 and the balls, the ball bearing rotating plate 26 rotates clockwise under the action of the gravity of the balls, the balls fall off from the ball bearing rotating plate 26 in the rotating process of the ball bearing rotating plate 26, when the balls slide, the reset tension spring 33 can overcome the gravity of the ball bearing rotating plate 26, the ball bearing rotating plate 26 rapidly rotates anticlockwise under the action of the reset tension spring 33, so that the ball bearing rotating plate 26 is attached and fixed with the feeding rotating plate 23 again, the magnetic force is provided by electrifying the ball bearing electromagnet 31, so that the ball bearing rotating plate 26 can be firmly adsorbed and fixed, the next ball can be continuously transferred, the ball bearing rotating plate is fixedly arranged on the ball conveying bracket 2 at one side below the feeding rotating plate 23 through the ball guide material pipe 27, the upper side of the ball guide material pipe 27 is of an inclined structure, the lower side of the ball guide pipe 27 is of a vertical structure, the upper side of the ball guide pipe 27 and the lower side of the ball guide pipe 27 are in arc transitional connection, so that a pipe fitting sliding down from the ball bearing rotating plate 26 can slide down stably along the ball guide pipe 27, the ball blocking connecting plate 71 is vertically and fixedly arranged at the end part of the upper side of the ball guide pipe 27, so that the balls can be limited and blocked in the process of sliding down from the ball bearing rotating plate 26, the balls can slide down stably and accurately along the ball guide pipe 27, the ball conveying supports 2 are vertically and rotatably connected to the lower side of the ball guide pipe 27 through the transfer disc 34, the first shunt turntable 35 and the second shunt turntable 36 are vertically and rotatably connected to the ball conveying supports 2 on two sides below the transfer disc 34 respectively, the size and specification of the transfer disc 34, the first shunt turntable 35 and the second shunt turntable 36 are the same, the transfer belt pulley 48 on one side of the transfer disc 34, the first shunt belt pulley 49 on one side of the first shunt turntable 35 and the second shunt belt pulley 50 on one side of the second shunt turntable 36 The shunting belt 51 is used for transmission connection, a shunting main chain wheel 52 at the output end of the shunting motor 37 and a shunting auxiliary chain wheel 53 at one side of the second shunting turntable 36 are in transmission connection through a shunting chain 54, the shunting motor 37 is used for driving the second shunting turntable 36 to rotate anticlockwise, the second shunting turntable 36 can drive the transfer disc 34 and the first shunting turntable 35 to synchronously rotate anticlockwise in the rotating process, first ball bearing grooves 38 and second ball bearing grooves 39 are respectively and symmetrically arranged on the two sides of the transfer disc 34 along the radial direction of the transfer disc 34, the continuous rotation of the transfer disc 34 is utilized, so that balls falling along the ball bearing pipes 27 can sequentially and stably roll into the first ball bearing grooves 38 and the second ball bearing grooves 39, the first shunting clamping grooves 40 arranged on the outer side of the first shunting turntable 35 and the first ball bearing grooves 38 of the transfer disc 34 are arranged in a mirror symmetry manner, and the second shunting clamping grooves 41 arranged on the outer side of the second shunting turntable 36 and the second ball bearing grooves 39 of the transfer disc 34 are arranged in a mirror symmetry manner The arrangement is that the balls in the first ball bearing groove 38 can smoothly and stably roll into the first shunt clamping groove 40 along with the continuous rotation of the transfer disc 34, the balls in the second ball bearing groove 39 can smoothly and stably roll into the second shunt clamping groove 41 along with the respective rotation of the first shunt turntable 35 and the second shunt turntable 36, so that the shunt transmission of the balls can be stably and efficiently realized, the transfer baffle 42 with the arc structure is arranged on one side of the transfer disc 34, the anti-falling baffle 43 with the arc structure is arranged on the lower side of the transfer disc 34, the first shunt baffle 44 with the arc structure is arranged on one side of the first shunt turntable 35, the second shunt baffle 46 with the arc structure is arranged on one side of the second shunt turntable 36, so that the balls can be prevented from sliding off in the respective transferring process by the transfer disc 34, the first shunt turntable 35 and the second shunt turntable 36, ensure that the balls can be transferred and delivered smoothly and efficiently all the time, a first shunt material pipe 45 is vertically and fixedly arranged on the ball transferring bracket 2 at the lower side of the first shunt turntable 35, a second shunt material pipe 47 is vertically arranged on the ball transferring bracket 2 at the lower side of the second shunt turntable 36, so that the balls transferred along with the first shunt turntable 35 can slide down along the first shunt material pipe 45, the balls transferred along with the second shunt turntable 36 can slide down along the second shunt material pipe 47, thereby realizing the shunt delivery of the balls, the upper ends of the first shunt material pipes 45 are horizontally and rotatably connected with a first adjusting connecting plate 72, a first locking bolt 73 is horizontally and fixedly arranged between the two sides of the first adjusting connecting plate 72 and the first shunt material pipe 45 respectively, the upper ends of the second shunt material pipes 47 are horizontally and rotatably connected with a second adjusting connecting plate 74, a second locking bolt 75 is horizontally and fixedly arranged between the two sides of the second adjusting connecting plate 74 and the second shunt material pipe 47 respectively, the first branch material pipe 45 and the second branch material pipe 47 can be respectively rotated, adjusted, locked and fixed, the distance between the lower side end parts of the first branch material pipe 45 and the second branch material pipe 47 can be conveniently adjusted, the requirement for placing balls on disc workpieces with various sizes can be ensured, the balls are respectively conveyed by the first branch material pipe 45 and the second branch material pipe 47, the balls can be respectively placed on the two radial sides of the disc workpieces, the ball placing efficiency is improved, threaded surfaces with opposite spiral directions are arranged on the two sides of a rotary screw rod 55 on a transmission disc support 1, two ends of the rotary screw rod 55 are respectively connected with a translation guide plate 57 in a horizontal threaded mode, the translation guide plate 57 is arranged on a translation guide rod 61 in a sliding mode along the horizontal direction, limit belt pulleys 62 are respectively and vertically and fixedly arranged on the same side end parts of the rotary screw rod 55 on the two sides of the transmission disc support 1, and the two limit belt pulleys 62 on the two sides of the transmission disc support 1 are in a transmission belt 63 transmission connection mode, the limiting motor 56 drives the rotating screw rods 55 to rotate, the limiting motor 56 can drive the two rotating screw rods 55 at two sides of the disc conveying support 1 to synchronously rotate in the same direction, so that the translation guide plates 57 at two sides of the rotating screw rods 55 can synchronously translate in opposite directions, the limiting adjustment of the disc workpiece is realized, the lifting cylinder 58 is vertically and fixedly arranged in the middle of the upper side of the translation guide plate 57, the lifting connecting plate 59 is horizontally and fixedly arranged at the output end of the lifting cylinder 58, the limiting push plate 60 is horizontally arranged at the upper side of the lifting connecting plate 59, when the lifting cylinder 58 downwards pulls the lifting connecting plate 59, the blocking of the limiting push plate 60 to the transmission of the disc workpiece can be avoided, when the lifting cylinder 58 upwards pushes the lifting connecting plate 59, the limiting push plate 60 can be in the same horizontal position with the disc workpiece placed on the disc conveying rotating roller 10, and the disc workpiece can be stably and accurately pushed and limited to a required position by the limiting push plate 60 by utilizing the limiting push plate 60, the limiting push plate 60 is horizontally and rotatably connected to the lifting connecting plate 59, the limiting tension springs 76 are horizontally and symmetrically arranged between the two sides of the limiting push plate 60 and the lifting connecting plate 59 respectively, so that the limiting push plate 60 can swing at a certain angle as required in the process of pushing and adjusting the position of the disc workpiece by the limiting push plate 60, a push plate inclined plane 77 is arranged along the side of the disc bearing mechanism 8 by the limiting push plate 60, a plurality of limiting push wheels 78 are sequentially and rotatably connected to the push plate inclined plane 77 along the horizontal direction, the limiting push plate 60 can slide along the surface of the disc workpiece by the limiting push wheels 78, the disc workpiece can be stably and smoothly pushed and adjusted to an accurate position, the disc bearing cylinders 66 are vertically and upwardly fixedly arranged on the cylinder supports 68 on the two sides below the disc bearing support 64 respectively, the middle part of the disc bearing support 64 is vertically and rotatably connected with the bead releasing rotating shaft 69, the rotating motor 67 drives the bead releasing shaft 69 to rotate, the bearing plate rotating plate 65 is horizontally and fixedly arranged on the upper side of the bead releasing rotating shaft 69, the center of the circle in the middle of the bearing plate rotating plate 65 is fixedly connected with the upper end of the bead releasing rotating shaft 69, the bearing plate support 64 is upwards pushed along the vertical direction by the bearing plate cylinder 66, the bearing plate support 64 can drive the bearing plate rotating plate 65 to synchronously upwards move so as to horizontally and stably support the disc workpiece placed on the bearing plate guide roller 6, the bead releasing rotating shaft 69 is driven by the rotating motor 67 to rotate so as to drive the bearing plate rotating plate 65 to rotate, the disc workpiece placed on the upper side of the bearing plate rotating plate 65 can synchronously rotate under the driving of the bearing plate rotating plate 65, the bearing plate rubber layer 82 is horizontally and fixedly attached to the upper side of the bearing plate rotating plate 65 so as to increase the friction force between the bearing plate rotating plate 65 and the disc workpiece, and the bearing plate rotating plate 65 can efficiently and stably drive the disc workpiece to rotate, utilize and rotate motor 67 for step motor, make the disc work piece can be according to the accurate rotation to required position of needs that the ball was placed, improve the accuracy degree that the ball was placed, realize accurate the placing of ball, it is provided with and holds a set ball 81 to roll through spacing push pedal 60 upside, make and drive disc work piece pivoted in-process at holding a set revolving plate 65, utilize lift cylinder 58 and the synergism of rotating lead screw 55, make spacing push pedal 60 can move to disc work piece downside, the messenger can carry out the bearing to disc work piece downside at the rotation in-process of disc work piece, avoid disc work piece to produce at the rotation in-process crooked, realize disc work piece high efficiency and high-quality ball and place the processing. Through the structure, the automatic ball placing device is reasonable in structural design, can meet the requirement for continuous and accurate placement of the balls of disc workpieces with various sizes, improves the automation degree of workpiece production and processing, and meets the requirements of processing and use.

The above description of the present invention is intended to be illustrative. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. A ball placement mechanism for a disc workpiece, characterized in that: the ball placing mechanism for the disc workpiece comprises a disc conveying support, a ball falling mechanism, a ball guiding mechanism, a shunting mechanism, a disc bearing guide roller, a limiting mechanism and a disc bearing mechanism, wherein the ball conveying support is vertically and fixedly arranged on one side above the disc conveying support, fixed supporting rods are respectively and vertically and fixedly arranged between two sides below the ball conveying support and the disc conveying support, the ball falling mechanism is vertically and fixedly arranged in the middle of the upper side of the ball conveying support, the ball guiding mechanism is fixedly arranged on the disc conveying support on one side of the ball falling mechanism, the shunting mechanism is vertically and fixedly arranged on one side below the ball conveying support, a plurality of disc conveying rotating rollers are sequentially and horizontally and rotatably connected onto the disc conveying support in the horizontal direction, the limiting mechanisms are respectively and horizontally and symmetrically arranged on the disc conveying supports on two sides below the shunting mechanism, the disc bearing mechanism is vertically arranged on the disc conveying support in the middle of the lower side of the shunting mechanism, and a plurality of disc bearing guide rollers are sequentially and horizontally and rotatably connected onto the disc conveying supports on two sides of the disc bearing mechanism in the horizontal direction, the bead falling mechanism comprises a bead falling material pipe, a bead guide rotating shaft, a bead guide stop lever and a bead guide motor, the bead falling material pipe is vertically and fixedly arranged in the middle of the upper side of a bead transmission support, a ball channel is vertically arranged in the bead falling material pipe, the bead transmission support on one side of the bead falling material pipe is horizontally and rotatably connected with the bead guide rotating shaft, a plurality of bead guide stop levers are sequentially and uniformly and fixedly arranged on the outer side of the bead guide rotating shaft, a rotating lever clamping groove matched with the bead guide stop lever is vertically arranged on one side below the bead falling material pipe, a bead guide gear is vertically and coaxially and fixedly arranged on the bead transmission support side of the bead guide rotating shaft, a rotating gear is vertically and rotatably connected to the bead transmission support on one side of the bead guide gear, the bead guide gear is meshed with the rotating gear, a bead guide auxiliary belt wheel is vertically and coaxially and fixedly arranged on the bead transmission support side of the rotating gear, the bead guide motor is horizontally and fixedly arranged on the upper side of the bead transmission support, a bead guide main belt wheel is vertically and fixedly arranged on the output end of the bead guide motor, the bead guide main belt wheel and the bead guide auxiliary belt wheel are in transmission connection through a bead guide belt, the bead guide mechanism comprises a reciprocating gear, a feeding rotating plate, a bead guide cylinder, a bead guide rack, a bead bearing rotating plate and a bead guide material pipe, the reciprocating gear is vertically and rotatably connected to one side above the bead guide support, a rack support is vertically arranged on the bead guide support on one side of the reciprocating gear, the bead guide rack is arranged in the rack support in a sliding mode along the vertical direction and is meshed with the reciprocating gear, the bead guide cylinder is vertically and downwardly fixedly arranged on the upper side of the rack support, the output end of the bead guide cylinder is fixedly connected with the end of the upper side of the bead guide rack, the feeding rotating plate is fixedly arranged on one side of the reciprocating gear along the radial direction of the reciprocating gear, the lower end of the feeding rotating plate is provided with a bead placing bearing surface of an arc-shaped structure, the bead bearing rotating plate is arranged at the lower end of the feeding rotating plate and is of an L-shaped structure, and the upper end of the bead bearing rotating plate is hinged to the lower end of the feeding rotating plate, the ball bearing rotating plate is provided with a ladder-shaped structure matched with the lower end of the feeding rotating plate along the feeding rotating plate side, one side of the ball bearing rotating plate is provided with a ball bearing surface of a circular arc structure matched with the ball placing bearing surface, the lower end of the feeding rotating plate is provided with a ball bearing electromagnet along the ball bearing rotating plate side, the ball bearing rotating plate is provided with a ball bearing armature matched with the ball bearing electromagnet along the feeding rotating plate side, two sides of the ball bearing rotating plate and the feeding rotating plate are respectively connected with a reset tension spring in an inclined manner, the ball guide pipe is fixedly arranged on a ball transmission bracket on one side below the feeding rotating plate, the upper side of the ball guide pipe is of an inclined structure, the lower side of the ball guide pipe is of a vertical structure, the upper side of the ball guide pipe and the lower side of the ball guide pipe are connected in an arc transition manner, the ball guide mechanism comprises a transfer disc, a first shunt rotating disc, a second shunt rotating disc and a shunt motor, the transfer disc is vertically and is connected with the ball transmission bracket on the lower side of the ball guide pipe, the two sides of the transfer disc are respectively and symmetrically provided with a first ball bearing groove and a second ball bearing groove along the radial direction of the transfer disc, the first shunt rotating disc and the second shunt rotating disc are respectively and vertically connected to ball transfer supports on the two sides below the transfer disc in a rotating mode, the first shunt rotating disc and the second shunt rotating disc are symmetrically arranged on the two sides below the transfer disc, the size and the specification of the transfer disc, the first shunt clamping groove is arranged on the outer side of the first shunt rotating disc, the first shunt clamping groove and the first ball bearing groove of the transfer disc are arranged in a mirror symmetry mode, the second shunt clamping groove is arranged on the outer side of the second shunt rotating disc, the second shunt clamping groove and the second ball bearing groove of the transfer disc are arranged in a mirror symmetry mode, one side of the transfer disc is provided with a transfer baffle with an arc-shaped structure, and the lower side of the transfer disc is provided with an anti-, a first shunt baffle plate with an arc-shaped structure is arranged on one side of the first shunt turntable, a first shunt material pipe is vertically arranged on a ball conveying support on the lower side of the first shunt turntable, a second shunt baffle plate with an arc-shaped structure is arranged on one side of the second shunt turntable, a second shunt material pipe is vertically arranged on a ball conveying support on the lower side of the second shunt turntable, a transfer belt pulley is vertically and coaxially fixedly arranged on one side of the transfer disc, a first shunt belt pulley is vertically and coaxially fixedly arranged on one side of the first shunt turntable, a second shunt belt pulley is vertically and coaxially arranged on one side of the second shunt turntable, the transfer belt pulley, the first shunt belt pulley and the second shunt belt pulley are in transmission connection by adopting a shunt belt, the shunt motor is horizontally and fixedly arranged on one side of the ball conveying support, a shunt main chain wheel is vertically arranged at the output end of the shunt motor, and a shunt auxiliary chain wheel is vertically and coaxially arranged on the second shunt turntable along the side of the ball conveying support, the main chain wheel and the auxiliary chain wheel are connected by adopting a shunt chain transmission, the limiting mechanism comprises a rotating lead screw, a limiting motor, a translation guide plate, a lifting cylinder, a lifting connecting plate and a limiting push plate, two sides of a transmission disc bracket at the lower side of the shunt mechanism are respectively and horizontally and rotatably connected with the rotating lead screw, two sides of the rotating lead screw are provided with threaded surfaces with opposite spiral directions, two ends of the rotating lead screw are respectively and horizontally and threadedly connected with the translation guide plate, two sides below the rotating lead screw are respectively and horizontally and fixedly provided with the translation guide rod, the translation guide plate is arranged on the translation guide rod in a sliding manner along the horizontal direction, the end parts at the same side of the rotating lead screw at two sides of the transmission disc bracket are respectively and vertically and fixedly provided with a limiting belt wheel, two limiting belt wheels at two sides of the transmission disc bracket are in transmission connection by adopting a limiting synchronous belt, the limiting motor is horizontally and fixedly arranged at one side of the transmission disc bracket, and drives the rotating lead screw to rotate, the middle part of the upper side of the translation guide plate is vertically and fixedly provided with a lifting cylinder, the output end of the lifting cylinder is horizontally and fixedly provided with a lifting connecting plate, the limiting push plate is horizontally arranged on the upper side of the lifting connecting plate, the tray bearing mechanism comprises a tray bearing bracket, a tray bearing rotating plate, a tray bearing cylinder and a rotating motor, the lower side of the tray bearing bracket is horizontally and fixedly provided with a cylinder support, the tray bearing bracket is horizontally arranged on the upper side of the cylinder support, the cylinder supports on the two sides below the tray bearing bracket are respectively and vertically and upwardly and fixedly provided with a tray bearing cylinder, the output end of the tray bearing cylinder is fixedly connected with the lower side of the tray bearing bracket, the middle part of the tray bearing bracket is vertically and rotatably connected with a bead placing rotating shaft, the lower side of the tray bearing bracket is horizontally and fixedly provided with a driving bracket, the lower side end part of the bead placing rotating shaft is rotatably connected with the driving bracket, the rotating motor drives the bead placing rotating shaft to rotate, the bearing plate rotating plate is horizontally and fixedly arranged on the upper side of the ball placing rotating shaft, the bearing plate rotating plate is of a circular structure, and the center of the circle in the middle of the bearing plate rotating plate is fixedly connected with the upper end of the ball placing rotating shaft.

2. A ball placement mechanism for a disc workpiece as defined in claim 1 wherein: and the upper end part of the bead guide pipe is vertically and fixedly provided with a bead blocking connecting plate.

3. A ball placement mechanism for a disc workpiece as defined in claim 1 wherein: the ball conveying support of first shunting carousel downside is improved level and is fixed and be provided with first regulation even board, first shunting charge pipe upper end level is rotated and is connected in first regulation even board, first regulation even between board both sides and the first shunting charge pipe respectively the level fixed be provided with first locking bolt, the fixed second that is provided with of ball conveying support of second shunting carousel downside is improved level and is adjusted even board, second shunting charge pipe upper end level is rotated and is connected in second regulation even board, it is provided with the second locking bolt to adjust between even board both sides and the second shunting charge pipe respectively the level fixed.

4. A ball placement mechanism for a disc workpiece as defined in claim 1 wherein: spacing push pedal horizontal rotation connects in even board of going up and down, and spacing push pedal both sides and the even board of going up and down between respectively horizontal symmetry are provided with spacing extension spring, and spacing push pedal is provided with along the holding dish mechanism side and pushes away the dish inclined plane, pushes away to rotate in proper order along the horizontal direction on the dish inclined plane and is connected with a plurality of spacing push wheels.

5. A ball placement mechanism for a disc workpiece as defined in claim 1 wherein: the lifting guide rod is vertically and fixedly arranged on each of two sides below the lifting connecting plate, the lifting sleeve matched with the lifting guide rod is vertically arranged on each of two sides above the translation guide plate, and the lifting guide rod is arranged on the lifting sleeve in a sliding mode in the vertical direction.

6. A ball placement mechanism for a disc workpiece as defined in claim 1 wherein: and the upper side of the limiting push plate is provided with a bearing disc ball in a rolling manner.

7. A ball placement mechanism for a disc workpiece as defined in claim 1 wherein: and a bearing disc rubber layer is horizontally and fixedly arranged on the upper side of the bearing disc rotating plate in an attaching mode.

8. A ball placement mechanism for a disc workpiece as defined in claim 1 wherein: the rotating motor of the tray bearing mechanism is a stepping motor.