CN218057074U

CN218057074U - Rotary disc mechanism of visual inspection machine

Info

Publication number: CN218057074U
Application number: CN202222027657.XU
Authority: CN
Inventors: 虞新剑
Original assignee: Dongguan Xurui Precision Technology Co ltd
Current assignee: Dongguan Xurui Precision Technology Co ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-12-16
Anticipated expiration: 2032-08-02

Abstract

The utility model discloses a carousel mechanism of visual detection machine, including ring workstation, rotator, friction runner, follow friction runner pivoted row material runner and each first arm and the second of founding that is located ring workstation outside next door found the arm. The rotating body is arranged on the rack, the circular ring workbench is arranged on the rotating body, and the first vertical arm and the second vertical arm are arranged on the rack; the friction rotating wheel is rotatably arranged on the first vertical arm and is in friction transmission with the inner side wall of the circular ring workbench; the outer side wall of the circular ring workbench is provided with a circular ring notch groove penetrating through the upper surface and the side surface of the circular ring workbench, the discharging rotating wheel is rotatably arranged on the second vertical arm and is partially arranged in the circular ring notch groove, and the groove bottom surface of the circular ring notch groove, the groove side surface of the circular ring notch groove and the discharging rotating wheel together enclose a sequencing channel for sequencing workpieces which are arranged in the circular ring notch groove and rotate along with the circular ring workbench; the workpiece conveying device has the advantages of simple structure and capability of sequencing the workpieces conveyed to the circular ring workbench from the outside.

Description

Rotary disc mechanism of visual inspection machine

Technical Field

The utility model relates to an use and carry out visual detection's visual detection machine to the probe, especially relate to a carousel mechanism of visual detection machine.

Background

It is well known that prior to the sale of probes, the quality of the probes needs to be controlled to ensure that the sold probes meet the requirements of the industry.

In the quality control of the probe, the visual inspection machine cannot be separated, so that the detection efficiency of the probe is greatly improved and the burden of an operator is greatly reduced by using the visual inspection machine.

At present, in the existing visual inspection machine, the turntable device of the existing visual inspection machine mainly comprises a circular ring workbench and a rotating body which is positioned right below the circular ring workbench and fixedly connected with the circular ring workbench, and the rotating body is rotatably assembled at a rack in the visual inspection machine and is driven by a rotating motor in the visual inspection machine to rotate; therefore, when the workpiece is conveyed to the circular ring workbench by the vibration screening disc in the visual inspection machine, the circular ring workbench enables the workpiece to reach the corresponding station in the visual inspection machine in the process of rotating along with the rotating body, and the workpiece is detected by the corresponding device in the visual inspection machine.

However, the workpieces conveyed by the vibratory screening disk to the circular ring workbench are not processed in a sorting mode before subsequent detection, and the speed of subsequent visual detection is affected.

Therefore, there is a need for a turntable mechanism of a vision inspection machine, which is convenient for subsequent vision inspection and has a simple structure to overcome the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a carousel mechanism of visual inspection machine convenient to follow-up visual inspection and simple structure.

In order to achieve the above object, the utility model discloses a frame department in visual detection machine is assembled to visual detection machine's carousel mechanism, include ring workstation, rotator, friction runner, follow friction runner pivoted row material runner and each be located the first arm and the second of standing on the outside next door of ring workstation found the arm. The rotating body is rotatably assembled on the rack from the upper part of the rack, the circular ring workbench is positioned right above the rotating body, and the circular ring workbench is also assembled and connected with the rotating body and rotates relative to the rack along with the rotating body; the first vertical arm and the second vertical arm are assembled on the frame in a spaced mode, the friction rotating wheel is rotatably assembled on the first vertical arm and vertically arranged in the circular ring workbench, and the friction rotating wheel is in friction transmission with the inner side wall of the circular ring workbench; the lateral wall of ring workstation has been seted up and has been run through the ring of the upper surface of ring workstation and side lacks the groove, arrange the material runner rotationally install in the second erects the arm, it still follows to arrange the material runner the top of ring workstation is and arranges partly the ring lacks the groove, the tank bottom surface that the groove was lacked to the ring, the groove side that the groove was lacked to the ring and arrange the material runner and enclose jointly and be used for arranging in the ring lacks the inslot and follows the work piece that the ring workstation rotated together carries out the sequencing passageway of ordering.

Preferably, the utility model discloses a visual detection machine's carousel mechanism still includes first drive wheel, second drive wheel, third drive wheel and flexible first around establishing driving medium and second around establishing the driving medium, first drive wheel is located first found the arm directly over and with the coaxial fixed of friction runner, the second drive wheel is located first found the arm directly over and with first found the arm and rotate to be connected, the third drive wheel is located the second found the arm directly over and with the runner is arranged material coaxial fixed, first around establishing the driving medium be stretch tightly suit in on first drive wheel and the second drive wheel, the second around establishing the driving medium be stretch tightly suit in on second drive wheel and the third drive wheel, the second around establishing the driving medium still with first around establishing the driving medium dislocation from top to bottom.

Preferably, the utility model discloses a visual inspection machine's carousel mechanism is still including being located under the first arm that stands and with the coaxial fixed bearing runner of second drive wheel, the bearing runner with the upper surface of ring workstation contacts.

Preferably, the first winding transmission member and the second winding transmission member are each an annular member closed end to end.

Preferably, the first driving wheel and the second driving wheel are respectively provided with a sleeving annular groove for sleeving the first winding driving member, and the second driving wheel and the third driving wheel are respectively provided with a sleeving annular groove for sleeving the second winding driving member.

Preferably, the cross sections of the first winding transmission member and the second winding transmission member are circular, and the cross sections of the sleeved circular groove and the sleeved circular groove are semicircular.

Preferably, the first transmission wheel, the second transmission wheel and the third transmission wheel have the same wheel diameter.

Preferably, the discharge rotating wheel is in contact with the bottom surface of the circular ring notch groove, or a preset gap is kept between the discharge rotating wheel and the bottom surface of the circular ring notch groove.

Preferably, the first vertical arm comprises a first vertical frame mounted on the rack and a first cross beam suspended over the circular ring workbench, the first cross beam is further assembled on the first vertical frame in a position-adjustable manner along the up-down direction of the circular ring workbench, and the friction rotating wheel is assembled on the first cross beam; the second vertical arm comprises a second vertical frame installed on the rack and a second cross beam suspended over the circular ring workbench, the second cross beam is further assembled on the second vertical frame in a position-adjustable mode in the vertical direction of the circular ring workbench, and the discharging rotating wheel is assembled on the second cross beam.

Preferably, the first vertical frame is provided with a first guide rail extending along the vertical direction of the circular ring workbench and a first adjusting long hole extending along the vertical direction of the circular ring workbench and penetrating through the first vertical frame and the first guide rail from the side direction, the first cross beam is slidably arranged on the first guide rail, and a first bolt is arranged in the first cross beam and the first adjusting long hole in a penetrating manner and is in threaded connection with a first nut; the second stand is provided with a second guide rail arranged along the up-down direction of the circular ring workbench in an extending mode and a second adjusting long hole arranged along the up-down direction of the circular ring workbench in an extending mode and penetrating through the second stand and the second guide rail from the lateral direction, the second cross beam is arranged on the second guide rail in a sliding mode, and a second bolt penetrates through the second cross beam and the second adjusting long hole and is in threaded connection with a second nut.

Compared with the prior art, because the rotary table mechanism of the visual inspection machine of the utility model also comprises a friction rotary wheel, a discharge rotary wheel rotating along with the friction rotary wheel, and a first vertical arm and a second vertical arm which are respectively positioned at the outer side of the circular table, the friction rotary wheel is vertically arranged in the circular table and is in friction transmission with the inner side wall of the circular table, the discharge rotary wheel is partially arranged in a circular groove of the circular table from the upper part of the circular table, and the groove bottom surface of the circular groove, the groove side surface of the circular groove and the discharge rotary wheel together enclose a sequencing channel for sequencing the workpieces which are arranged in the circular groove and rotate along with the circular table; therefore, in the process that the circular ring workbench rotates along with the rotating body, the circular ring workbench can drive the workpiece conveyed into the circular ring groove from the outside to be conveyed forwards, meanwhile, the circular ring workbench drives the friction rotating wheel to rotate through friction transmission with the friction rotating wheel, the rotating friction rotating wheel drives the discharging rotating wheel to rotate, the workpiece conveyed by the circular ring workbench in a rotating mode is brought into the sorting channel through the discharging rotating wheel, the workpiece entering the sorting channel leaves the sorting channel along with the circular ring workbench, sorting of the workpiece placed on the circular ring groove of the circular ring workbench is achieved, and subsequent visual detection of the workpiece is facilitated; in addition, because the power for driving the rotating body to rotate comes from the power for driving the rotating body to rotate, the power for driving the friction rotating wheel and the discharging rotating wheel does not need to be additionally increased, and the device has the advantage of simple structure.

Drawings

Fig. 1 is a plan view of the rotary table mechanism of the vision inspection machine of the present invention mounted on a frame and viewed from top to bottom.

Fig. 2 is a plan view of the turntable mechanism shown in fig. 1 with the first and second upright arms hidden.

Fig. 3 is an internal view taken along linebase:Sub>A-base:Sub>A of fig. 1 and showing onlybase:Sub>A portion of the housing.

Fig. 4 is an enlarged view of a portion D in fig. 3.

FIG. 5 is an enlarged view of FIG. 4 after hiding the first wound actuator and the second wound actuator.

Fig. 6 is a plan view of a second vertical arm and components thereon in the turntable mechanism of the vision inspection machine of the present invention.

FIG. 7 is an interior view of the ring table taken along line B-B of FIG. 6 and showing a portion of the ring table.

Detailed Description

In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.

Referring to fig. 1 to 2, the turntable mechanism 100 of the vision inspection machine of the present invention is assembled at a frame 200 of the vision inspection machine, and the frame 200 provides a supporting function and an assembling place for the turntable mechanism 100, preferably, as shown in fig. 1 and 2, the frame 200 is a square mechanism, and of course, its shape may be other according to actual needs, so it is not limited to the shape shown in fig. 1 and 2.

Referring to fig. 3, the turntable mechanism 100 includes a ring table 10, a rotating body 20, a friction roller 30, a discharge roller 40 rotating along with the friction roller 30, and a first vertical arm 50 and a second vertical arm 60 located beside the outer side of the ring table 10. The rotating body 20 is rotatably mounted on the frame 200 from above the frame 200, such that the rotating body 20 is supported by the frame 200 and can rotate relative to the frame 200, and the power source vision inspection machine for rotating the rotating body 20 is a rotating motor in the machine, however, the structure of the rotating motor driving the rotating body 20 is well known in the art and is not the creation of the present application, and therefore, the detailed description thereof is omitted here.

Meanwhile, the circular ring workbench 10 is located right above the rotating body 20, and the circular ring workbench 10 is further assembled and connected with the rotating body 20, so that the circular ring workbench 10 can rotate relative to the rack 200 along with the rotating body 20, preferably, the circular ring workbench 10 is assembled and connected with the rotating body 20 in a welding manner, and certainly, a threaded connection manner and other manners can also be adopted.

The first upright arm 50 and the second upright arm 60 are mounted to the frame 200 in a spaced-apart manner, and the frame 200 serves to support the first upright arm 50 and the second upright arm 60 and to provide a place for mounting; as shown in fig. 1 and 2, the first upright arm 50 is preferably located right behind the second upright arm 60 so that the first upright arm 50 and the second upright arm 60 are arranged side by side in the front-rear direction, but the position between the first upright arm 50 and the second upright arm 60 may be other according to actual needs, and the present invention is not limited thereto. The friction rotating wheel 30 is rotatably assembled on the first vertical arm 50, and the first vertical arm 50 provides a supporting function and an assembling place for the friction rotating wheel 30; the friction rotating wheel 30 is vertically arranged in the circular ring workbench 10, and the friction rotating wheel 30 is in friction transmission with the inner side wall 11 of the circular ring workbench 10 so as to drive the friction rotating wheel 30 to rotate through the inner side wall 11 in the rotating process of the circular ring workbench 10. The outer side wall 12 of the ring worktable 10 is provided with a ring notch 15 penetrating through the upper surface 13 and the side surface 14 of the ring worktable 10, preferably, the groove bottom surface 151 of the ring notch 15 is a horizontal plane, and the groove side surface 152 is a vertical plane perpendicular to the horizontal plane, but not limited thereto. The discharge runner 40 is rotatably mounted on the second vertical arm 60, the second vertical arm 60 provides a supporting function and an assembly place for the discharge runner 40, the discharge runner 40 is also partially arranged in the circular ring slot 15 from the upper part of the circular ring workbench 10, and the groove bottom surface 151 of the circular ring slot 15, the groove side surface 152 of the circular ring slot 15 and the discharge runner 40 jointly enclose a sequencing channel 16 for sequencing a workpiece 300 which is arranged in the circular ring slot 15 and rotates along with the circular ring workbench 10; specifically, in fig. 7, the discharging rotary wheel 40 contacts with the groove bottom surface 151 of the circular ring-shaped groove 15, and of course, according to actual needs, the discharging rotary wheel 40 may also keep a preset gap with the groove bottom surface 151 of the circular ring-shaped groove 15, as long as the gap is smaller than the thickness of the workpiece 300, so that friction between the discharging rotary wheel 40 and the groove bottom surface 151 of the circular ring-shaped groove 15 can be avoided. More specifically, the following:

as shown in fig. 1 to 4, the turntable mechanism 100 further includes a first driving wheel 71, a second driving wheel 72, a third driving wheel 73, and a flexible first winding transmission member 74 and a flexible second winding transmission member 75. The first driving wheel 71 is located right above the first vertical arm 50 and coaxially fixed with the friction wheel 30, so that the first driving wheel 71 and the friction wheel 30 are fixed together to rotate together, preferably, the first driving wheel 71 and the friction wheel 30 are respectively assembled on the first shaft 76, and the first shaft 76 is further rotatably assembled on the first vertical arm 50, so as to achieve the purpose of coaxially fixing the first driving wheel 71 and the friction wheel 30, of course, other ways of coaxially fixing the first driving wheel 71 and the friction wheel 30 can be adopted, and therefore, the invention is not limited thereto; the second driving wheel 72 is positioned right above the first vertical arm 50 and is rotationally connected with the first vertical arm 50, and the first vertical arm 50 provides a supporting function and an assembling place for the second driving wheel 72; the third driving wheel 73 is located right above the second vertical arm 60 and is coaxially fixed with the discharge runner 40, preferably, the third driving wheel 73 and the discharge runner 40 are respectively assembled on the second shaft 77, and the second shaft 77 is assembled on the second vertical arm 60 again, so as to achieve the purpose of coaxially fixing the third driving wheel 73 and the discharge runner 40, of course, there may be other ways of coaxially fixing the third driving wheel 73 and the discharge runner 40, so it is not limited thereto; the first winding transmission member 74 is tightly sleeved on the first transmission wheel 71 and the second transmission wheel 72, so that the first transmission wheel 71 drives the second transmission wheel 72 to rotate through the first winding transmission member 74; the second winding transmission member 75 is tightly sleeved on the second transmission wheel 72 and the third transmission wheel 73, so that the second transmission wheel 72 drives the third transmission wheel 73 to rotate through the second winding transmission member 75, and the second winding transmission member 75 is also vertically staggered with the first winding transmission member 74, thereby preventing the first winding transmission member 74 and the second winding transmission member 75 which do rotary motion from interfering with each other.

As shown in fig. 3 to 5, in order to enhance the supporting effect, the turntable mechanism 100 further includes a supporting rotating wheel 79 located right below the first vertical arm 50 and coaxially fixed to the second transmission wheel 72, and the supporting rotating wheel 79 is in contact with the upper surface 13 of the circular ring worktable 10; specifically, in fig. 3 to 5, the second transmission wheel 72 and the support wheel 79 are each mounted on a third shaft 78, and the third shaft 78 is mounted on the second vertical arm 60, so as to coaxially fix the second transmission wheel 72 and the support wheel 79. In addition, in order to prevent the workpiece 300 pushed into the sorting channel 16 by the discharge runner 40 from accidentally running to the upper surface 13 of the ring table 10, a blowing nozzle 80 is provided on the second upright arm 60, and an air outlet of the blowing nozzle 80 faces the upper surface 13 of the ring table 10 and is provided adjacent to the discharge runner 40. In addition, in fig. 7, the discharging runner 40 protrudes upward from the upper surface 13 of the ring table 10, but the discharging runner 40 may have other positional relationship with the upper surface 13 of the ring table 10, and thus is not limited to the one shown in fig. 7.

As shown in fig. 1 and 2, the first winding transmission element 74 and the second winding transmission element 75 are each an annular element closed end to end, and are designed such that the first winding transmission element 74 is tightly fitted over the first driving wheel 71 and the second driving wheel 72, and the second winding transmission element 75 is tightly fitted over the second driving wheel 72 and the third driving wheel 73. Specifically, with reference to fig. 4, 5 and 7, the first driving wheel 71 and the second driving wheel 72 are respectively provided with a sleeved circular groove 711 (721) for sleeving the first wound transmission member 74, and the second driving wheel 72 and the third driving wheel 73 are respectively provided with a sleeved circular groove 722 (731) for sleeving the second wound transmission member 75, so that the first wound transmission member 74 is effectively prevented from moving up and down relative to the first driving wheel 71 and the second driving wheel 72 during the rotation process, and the second wound transmission member 75 is prevented from moving up and down relative to the second driving wheel 72 and the third driving wheel 73 during the rotation process. More specifically, in fig. 4, 5 and 7, the cross sections of the first winding transmission member 74 and the second winding transmission member 75 are circular, and the cross sections of the sleeved circular groove 711 (721) and the sleeved circular groove 722 (731) are semicircular, so as to more effectively prevent the first winding transmission member 74 from moving up and down relative to the first transmission wheel 71 and the second transmission wheel 72 during the rotation motion, and more effectively prevent the second winding transmission member 75 from moving up and down relative to the second transmission wheel 72 and the third transmission wheel 73 during the rotation motion. In order to make the speeds of the first transmission wheel 71, the second transmission wheel 72 and the third transmission wheel 73 the same, the wheel diameters of the first transmission wheel 71, the second transmission wheel 72 and the third transmission wheel 73 are the same in fig. 1 and fig. 2; in order to facilitate flexible sleeving of the first winding transmission member 74 and the second winding transmission member 75, in fig. 4, 5 and 7, two sleeving circular grooves 711 on the first transmission wheel 71 are vertically spaced, and two sleeving circular grooves 731 on the third transmission wheel 73 are vertically spaced.

As shown in fig. 1, 3, 4 and 5, the first vertical arm 50 includes a first vertical frame 51 mounted on the frame 200 and a first cross member 52 suspended over the circular ring table 10, the first cross member 52 is further mounted on the first vertical frame 51 in a position adjustable manner along the vertical direction of the circular ring table 10, and the friction roller 30 is mounted on the first cross member 52, so that the fitting position of the friction roller 30 and the inner side wall 11 of the circular ring table 10 can be flexibly adjusted by adjusting the first cross member 52. In particular, in fig. 3 to 5, the preferred way to achieve the adjustment of the first cross beam 52 with respect to the first stand 51 is: the first vertical frame 51 is provided with a first guide rail 53 extending along the vertical direction of the circular ring workbench 10 and a first adjusting long hole 54 extending along the vertical direction of the circular ring workbench 10 and penetrating through the first vertical frame 51 and the first guide rail 53 from the side direction, and the first cross beam 52 is slidably arranged on the first guide rail 53 so as to facilitate the sliding adjustment of the first cross beam 52 on the first vertical frame 51 by means of the first guide rail 53; the first bolt 55 penetrates through the first cross beam 52 and the first adjusting long hole 53 and is in threaded connection with the first nut 56, so that the first cross beam 52 and the first stand 51 can be conveniently locked or unlocked by an operator through the cooperation of the first bolt 55 and the first nut 56, and the adjustment is more convenient.

As shown in fig. 1, 6 and 7, the second vertical arm 60 includes a second vertical frame 61 mounted on the frame 200 and a second cross member 62 suspended over the circular ring worktable 10, the second cross member 62 is further mounted on the second vertical frame 61 in a position adjustable manner along the vertical direction of the circular ring worktable 10, and the discharge runner 40 is mounted on the second cross member 62 so as to flexibly adjust the matching position of the discharge runner 40 and the circular ring slot 15 through the adjustment of the second cross member 62. Specifically, in fig. 6 and 7, the second vertical frame 61 has a second guide rail 63 extending in the vertical direction of the circular ring table 10 and a second long adjustment hole 64 extending in the vertical direction of the circular ring table 10 and penetrating the second vertical frame 61 and the second guide rail 63 from the lateral direction, and the second cross beam 62 is slidably provided on the second guide rail 63 to facilitate the sliding adjustment of the second cross beam 62 on the second vertical frame 61 by means of the second guide rail 63; the second bolt 65 passes through the second cross beam 62 and the second long adjusting hole 64 and is in threaded connection with the second nut 66, so that the second cross beam 62 and the second vertical frame 61 can be conveniently locked or unlocked by an operator through the cooperation of the second bolt 65 and the second nut 66, and the adjustment is more convenient.

Compared with the prior art, because the utility model discloses a rotary table mechanism 100 of visual inspection machine still includes friction runner 30, follows friction runner 30 pivoted row material runner 40 and each is located the first vertical arm 50 and the second vertical arm 60 of the outside next door of ring workstation 10, friction runner 30 vertically arranges in ring workstation 10 and with the inside wall 11 friction drive of ring workstation 10, row material runner 40 is partly arranged in ring workstation 10's ring scarce groove 15 from the top of ring workstation 10, and the tank bottom surface 151 of ring scarce groove 15, the groove side 152 of ring scarce groove 151 and row material runner 40 enclose the sequencing passageway 16 that is used for arranging the work piece 300 that will arrange in ring scarce groove 15 and follow ring workstation 10 and rotate together; therefore, in the process that the circular ring workbench 10 rotates along with the rotating body 30, the circular ring workbench 10 drives the workpiece 300 conveyed into the circular ring notch 15 from the outside to be conveyed forwards, meanwhile, the circular ring workbench 10 also drives the friction rotating wheel 30 to rotate through friction transmission with the friction rotating wheel 30, the rotating friction rotating wheel 30 drives the discharging rotating wheel 40 to rotate, the workpiece 300 conveyed by the circular ring workbench 10 in a rotating manner is brought into the sorting channel 16 through the discharging rotating wheel 40, the workpiece 300 entering the sorting channel 16 leaves the sorting channel 16 along with the circular ring workbench 10, the workpiece 300 placed on the circular ring notch 15 of the circular ring workbench 10 is sorted, and subsequent visual detection of the workpiece 300 is facilitated; in addition, since the power for rotating both the friction rotor 30 and the discharging rotor 40 is from the power for driving the rotating body 30 to rotate, it is not necessary to additionally increase the power for driving the friction rotor 30 and the discharging rotor 40, and thus the structure is simple.

It should be noted that, when the turntable mechanism 100 further includes a first transmission wheel 71, a second transmission wheel 72, a third transmission wheel 73 and a supporting wheel 79, and the first transmission wheel 71 and the friction wheel 30 are respectively sleeved on the first shaft 76, the second transmission wheel 72 and the supporting wheel 79 are respectively sleeved on the third shaft 78, and the third transmission wheel 73 and the discharging wheel 40 are respectively sleeved on the second shaft 77, the first shaft 77 and the third shaft 78 are assembled at the first beam 52, and the second shaft 77 is assembled at the second beam 62; in addition, the direction indicated by the arrow C in the drawing is the direction from the top to the bottom of the circular ring table 10.

The above disclosure is only a preferred embodiment of the present invention, and certainly should not be limited thereto, since the equivalent changes and modifications made by the claims are intended to be covered by the present invention.

Claims

1. A rotary table mechanism of a visual inspection machine is assembled at a rack of the visual inspection machine and comprises a circular ring working table and a rotary body, wherein the rotary body is rotatably assembled on the rack from the upper part of the rack, the circular ring working table is positioned right above the rotary body, the circular ring working table is further assembled and connected with the rotary body to rotate relative to the rack along with the rotary body, the rotary table mechanism of the visual inspection machine is characterized by further comprising a friction rotary wheel, a discharge rotary wheel rotating along with the friction rotary wheel, and a first vertical arm and a second vertical arm which are respectively positioned beside the outer side of the circular ring working table, the first vertical arm and the second vertical arm are separately assembled on the rack, the friction rotary wheel is rotatably assembled on the first vertical arm and vertically arranged in the circular ring working table, the friction rotary wheel is further in friction transmission with the inner side wall of the circular ring working table, the outer side wall of the circular ring working table is provided with circular ring grooves penetrating through the upper surface and the side surface of the circular ring working table, the rotary wheel is rotatably installed on the second vertical arm, the discharge rotary wheel is further arranged in a circular ring working table from the upper part of the circular ring working table, and the discharge rotary wheel is arranged in a circular ring-missing groove, and the discharge channel together with the discharge channel for sequencing workpieces.

2. The turntable mechanism of a visual inspection machine according to claim 1, further comprising a first transmission wheel, a second transmission wheel, a third transmission wheel, and a flexible first wound transmission member and a flexible second wound transmission member, wherein the first transmission wheel is positioned directly above the first upright arm and coaxially fixed to the friction wheel, the second transmission wheel is positioned directly above the first upright arm and rotatably connected to the first upright arm, the third transmission wheel is positioned directly above the second upright arm and coaxially fixed to the discharge wheel, the first wound transmission member is tightly sleeved on the first transmission wheel and the second transmission wheel, the second wound transmission member is tightly sleeved on the second transmission wheel and the third transmission wheel, and the second wound transmission member is further misaligned with the first wound transmission member.

3. The turntable mechanism of a vision inspection machine as claimed in claim 2, further comprising a supporting wheel located directly below the first vertical arm and coaxially fixed to the second transmission wheel, wherein the supporting wheel is in contact with the upper surface of the circular ring table.

4. The turntable mechanism of a visual inspection machine according to claim 2, wherein the first and second winding transmission members are each closed end-to-end annular members.

5. The turntable mechanism of a vision inspection machine as claimed in claim 4, wherein the first driving wheel and the second driving wheel are respectively provided with a sleeving annular groove for the first winding driving member to be sleeved thereon, and the second driving wheel and the third driving wheel are respectively provided with a sleeving annular groove for the second winding driving member to be sleeved thereon.

6. The turntable mechanism of a visual inspection machine according to claim 5, wherein the first winding transmission member and the second winding transmission member each have a circular cross section, and the cross-sectional profiles of the sleeved circular groove and the sleeved circular groove are semicircular.

7. The turntable mechanism of a visual inspection machine according to claim 2, wherein the first transmission wheel, the second transmission wheel and the third transmission wheel have the same wheel diameter.

8. The turntable mechanism of a visual inspection machine according to claim 1, wherein said discharge wheel is in contact with a bottom surface of said annular slot, or a predetermined gap is maintained between said discharge wheel and said bottom surface of said annular slot.

9. The turntable mechanism of a vision inspection machine as claimed in claim 1, wherein said first vertical arm includes a first vertical frame mounted on said machine frame and a first cross member suspended over said ring table, said first cross member further being mounted to said first vertical frame in a position-adjustable manner in an up-down direction of said ring table, said friction wheel being mounted to said first cross member; the second vertical arm comprises a second vertical frame installed on the rack and a second cross beam suspended over the circular ring workbench, the second cross beam is further assembled on the second vertical frame in a position-adjustable mode in the vertical direction of the circular ring workbench, and the discharging rotating wheel is assembled on the second cross beam.

10. The rotary table mechanism of the visual inspection machine according to claim 9, wherein the first vertical frame is provided with a first guide rail extending along the vertical direction of the circular ring worktable and a first adjusting long hole extending along the vertical direction of the circular ring worktable and laterally penetrating through the first vertical frame and the first guide rail, the first cross beam is slidably disposed on the first guide rail, and a first bolt is inserted through the first cross beam and the first adjusting long hole and is in threaded connection with a first nut; the second stand is provided with a second guide rail arranged along the up-down direction of the circular ring workbench in an extending mode and a second adjusting long hole arranged along the up-down direction of the circular ring workbench in an extending mode and penetrating through the second stand and the second guide rail from the lateral direction, the second cross beam is arranged on the second guide rail in a sliding mode, and a second bolt penetrates through the second cross beam and the second adjusting long hole and is in threaded connection with a second nut.