CN117553680A - Image measuring instrument for bearing detection - Google Patents

Abstract

The application discloses image measuring instrument for bearing detection, a workpiece supporting device comprises a supporting base, a vertical supporting plate, a horizontal driving mechanism, a turnover supporting seat, a turnover driving mechanism, a pair of rotation horizontal plates, a pair of horizontal rotation driving mechanisms, a pair of movement limiting plates and a pair of movement limiting mechanisms, wherein the vertical supporting plate is horizontally arranged on the supporting base in a sliding mode; a pair of movable limiting plates are respectively formed with cylindrical outer extending grooves; the side walls of the pair of outer telescopic grooves, which are far away from each other, are respectively provided with a cylindrical groove-shaped inner telescopic groove which is coaxially arranged; a cylindrical inner inserting rod is elastically arranged in the inner telescopic groove in a telescopic manner; the multi-angle detection of the workpiece can be realized, and the measurement precision is improved.

Description

Image measuring instrument for bearing detection

Technical Field

The present application relates to the field of image measuring instruments, and in particular, to an image measuring instrument for bearing detection.

Background

The image measuring instrument is based on CCD digital image, and is based on the powerful software capability of computer screen measuring technology and space geometric operation. After the computer is provided with special control and graph measurement software, the computer becomes a measurement brain with software soul, and is the main body of the whole equipment. The image measuring instrument is a high-precision optical measuring instrument composed of a high-resolution CCD color lens, a continuous zoom objective lens, a color display, a video cross line display, a precision grating ruler, a multifunctional data processor, data measuring software and a high-precision workbench structure.

The bearing generally comprises a bearing outer ring, a bearing inner ring, bearing rollers and a retainer; when the image measuring instrument detects the bearing outer ring or the bearing inner ring, the bearing outer ring or the bearing inner ring needs to be measured at multiple angles, but the bearing outer ring and the bearing inner ring are in a circular ring shape, so that the bearing outer ring or the bearing inner ring cannot be placed at multiple angles on the workbench, and the measuring precision of the bearing outer ring or the bearing inner ring is affected.

Disclosure of Invention

In order to realize multi-angle measurement of the outer ring or the inner ring of the bearing, the application provides an image measuring instrument for bearing detection.

The application provides an image measuring apparatu for bearing detects adopts following technical scheme:

an image measuring instrument for bearing detection comprises an image measuring instrument body; the device also comprises a workpiece supporting device; the workpiece supporting device is arranged on one side of the image measuring instrument body; the workpiece supporting device comprises a supporting base, a vertical supporting plate, a horizontal driving mechanism, a turnover supporting seat, a turnover driving mechanism, a pair of rotation horizontal plates, a pair of horizontal rotation driving mechanisms, a pair of movement limiting plates and a pair of movement limiting mechanisms, wherein the vertical supporting plate is horizontally and slidably arranged on the supporting base, the horizontal driving mechanism is used for driving the vertical supporting plate, the turnover supporting seat is rotatably connected to the upper end of the vertical supporting plate, the turnover driving mechanism is used for driving the turnover supporting seat, the pair of rotation horizontal plates are respectively and rotatably connected to the upper end face and the lower end face of the turnover supporting seat, the horizontal rotation driving mechanism is used for driving the rotation horizontal plates on the corresponding sides, the movement limiting plates are respectively and vertically moved on the end faces, far away from the turnover supporting seat, of the rotation horizontal plates, and the movement limiting mechanisms are respectively used for driving the movement limiting plates; one end, far away from the overturning supporting seat, of the end surfaces, close to each other, of the pair of movable limiting plates is respectively provided with a cylindrical outer extending groove; the depth of the outer extending groove is one half of the axial length of the workpiece; the side walls of the pair of outer extending grooves, which are far away from each other, are respectively provided with a cylindrical groove-shaped inner extending groove which is coaxially arranged; a cylindrical inner inserting rod is elastically arranged in the inner telescopic groove in a telescopic manner; the diameter of the inner insertion rod is equal to the inner diameter of the workpiece; the diameter of the outer expansion groove is equal to the outer diameter of the workpiece.

By adopting the technical scheme, when the dimension of one axial end face of the workpiece needs to be measured, the measured end face of the workpiece faces upwards, then the upper movable limiting plate moves upwards, then the upper movable limiting plate rotates, the measured end of the workpiece is exposed, then the vertical supporting plate moves close to the image measuring instrument body, and the measured end of the workpiece is positioned under the CCD color lens, so that detection can be performed, and the measurement of the two axial end faces of the workpiece can be completed in the mode; then the overturning supporting seat rotates ninety degrees, so that the axial direction of the workpiece is horizontal, then the pair of movable limiting plates are synchronously far away, the pair of inner inserting rods always keep mutual propping in the process due to the elastic telescopic arrangement of the inner inserting rods, and then the vertical supporting plate moves close to the image measuring instrument body, so that the outer cylindrical surface of the workpiece is positioned under the CCD color lens, and detection can be carried out; therefore, the multi-angle detection of the workpiece can be realized, and the measurement accuracy is improved.

Optionally, a cylinder mounting hole penetrating radially is formed on the cylindrical surface of the inner telescopic groove; an axial limiting electric cylinder which is radially arranged is fixed in the electric cylinder mounting hole; a radial inserted column is fixed on a piston rod of the axial limiting electric cylinder; the cylindrical surface of the inner inserting rod is provided with a radial inserting hole which is radially arranged for the radial inserting column to insert; when the radial plug posts are inserted into the radial plug holes on the corresponding sides, the end faces, away from the inner telescopic grooves, of the inner plug rods are flush with the end faces of the movable limiting plates where the outer telescopic grooves are located.

Through adopting above-mentioned technical scheme, under the normal condition, radial inserted bar inserts in the radial jack of corresponding side, and the interior inserted bar is unable flexible like this, on the axial terminal surface of work piece is measured to needs, can make the interior inserted bar remove directly over the work piece along with the removal of removal limiting plate fast, is favorable to improving measuring speed.

Optionally, a cylindrical overturning center column is formed on the end surface of the overturning supporting seat, which is close to the vertical supporting plate; the turnover center column horizontally penetrates through and is rotatably connected to the upper end of the vertical supporting plate; the turnover driving mechanism comprises a turnover motor fixed on the end surface of the vertical support plate far away from the turnover support seat, a turnover driving gear coaxially fixed on an output shaft of the turnover motor, and a turnover driven gear coaxially fixed on one end of the turnover center column far away from the turnover support seat; the turning driving gear is meshed with the turning driven gear.

Through adopting above-mentioned technical scheme, thereby the upset motor drives the upset center post through gear drive and rotates and drive the upset supporting seat upset, because the upset center post level passes and rotate to connect the upper end of vertical support board can improve the stability of upset supporting seat, is favorable to improving subsequent measurement accuracy.

Optionally, the turnover center column is connected with the vertical support plate through a pair of bearings distributed axially.

Through adopting above-mentioned technical scheme, connect through a pair of axially distributed's bearing between upset center post and the vertical support board, because like this keeps the levelness of upset center post, be favorable to improving subsequent measurement accuracy.

Optionally, the device also comprises a loading and unloading device; the feeding and discharging device is used for sleeving workpieces on the inner inserting rods at the lower side and taking out the workpieces sleeved on the inner inserting rods at the lower side.

By adopting the technical scheme, manual feeding and discharging are not needed, and the measuring efficiency is improved.

Optionally, the loading and unloading device comprises a loading and unloading support frame vertically lifted and arranged on the upper sides of the pair of movable limiting plates, an up-down moving mechanism for driving the loading and unloading support frame to vertically move, a horizontal switching support plate horizontally moved and arranged on the loading and unloading support frame, and an loading and unloading horizontal driving mechanism for driving the horizontal switching support plate; a feeding mechanism and a discharging mechanism are arranged on the lower end face of the horizontal switching support plate; the feeding mechanism is used for pre-storing batches of workpieces and sleeving the workpieces on the downward inner inserting rod; the blanking mechanism is used for taking out the workpiece on the lower interpolation rod; the feeding mechanism and the discharging mechanism are distributed along the moving direction of the horizontal switching support plate.

Through adopting above-mentioned technical scheme, the horizontal migration of horizontal switching backup pad can make feed mechanism and unloading mechanism switch in the horizontal direction to realize material loading or unloading.

Optionally, the feeding mechanism comprises a cylindrical feeding inserting column arranged on the lower end surface of the horizontal switching support plate and a feeding workpiece limiting assembly for limiting a workpiece sleeved on the feeding inserting column; the diameter of the feeding inserted column is equal to the inner diameter of the workpiece.

Through adopting above-mentioned technical scheme, during the material loading, feed mechanism wholly descends, and the lower extreme of material loading inserted bar supports the upper end of the interior inserted bar of leaning on the downside, then the cover is established to the spacing subassembly of material loading work piece the work piece on the material loading inserted bar is released, and the vertical cover of work piece of lower extreme is established in the upper end of the interior inserted bar of downside like this, then the spacing subassembly of material loading work piece restriction cover is established work piece on the material loading inserted bar, then the feed mechanism wholly rises, and the work piece of lower extreme is detained on the interior inserted bar of downside, and the material loading is convenient like this.

Optionally, the blanking mechanism comprises a workpiece lifting assembly; the workpiece lifting assembly comprises a material sucking seat and a material sucking lifting piece, wherein the material sucking seat is vertically arranged in a moving mode, and the material sucking lifting piece is used for vertically lifting the material sucking seat; the material sucking seat is used for sucking a workpiece; the lower end face of the material sucking seat is provided with a material sucking limiting groove for a circular cylinder groove for inserting the upper end of a workpiece.

Through adopting above-mentioned technical scheme, the unloading mechanism wholly descends for the upper end of the work piece on the interior inserted bar of downside inserts the material spacing inslot that inhales of inhaling the material seat, then inhales the material seat, inhales the material seat and rises afterwards, accomplishes the unloading of work piece, and the unloading is convenient like this.

Optionally, the blanking mechanism further comprises a workpiece storage component; the workpiece storage assembly comprises an L-shaped storage connecting plate horizontally moving and arranged on the lower end face of the horizontal switching supporting plate, a storage moving part for driving the storage connecting plate and a storage frame arranged at one end, close to the suction seat, of the horizontal part of the storage connecting plate; the storage rack comprises a storage bottom plate and a cylindrical blanking storage column formed on the upper end surface of the storage bottom plate; the diameter of the blanking storage column is equal to the inner diameter of the workpiece.

Through adopting above-mentioned technical scheme, the storage connecting plate is to work piece lifting means removal makes unloading storage post be located and inhale the material seat under, then inhales the material seat and lose suction, and work piece vertical falling sleeve is established on unloading storage post like this, realizes unloading after storing a certain amount of work pieces like this, improves the efficiency of unloading.

Optionally, the moving limiting plate includes a moving limiting seat close to the overturning supporting seat and a limiting seat body detachably fixed at one end of the moving limiting seat far away from the overturning supporting seat; the limit seat body has various specification sizes so as to adapt to workpieces with different sizes; the feeding inserting column is detachably connected to the bottom surface of the horizontal switching support plate; the feeding inserting column has various specification sizes so as to adapt to workpieces with different sizes; the storage rack is detachably connected to one end, close to the material sucking seat, of the horizontal part of the storage connecting plate; the storage rack is provided with a plurality of specification sizes so as to adapt to workpieces with different sizes; the material sucking seat is detachably connected with the material sucking lifting piece; the material sucking seat has various specification and sizes so as to adapt to workpieces with different sizes.

Through adopting above-mentioned technical scheme, through changing spacing seat body, material loading inserted pillar, the material seat of inhaling and storage frame of corresponding specification size, can adapt to the work piece measurement of equidimension.

In summary, the beneficial effects of the application are:

1. the multi-angle detection of the workpiece can be realized, and the measurement precision is improved.

2. The manual feeding and discharging is not needed, and the measurement efficiency is improved.

Drawings

Fig. 1 is a schematic cross-sectional view of the present application.

Fig. 2 is a schematic sectional view of the work support device 20 of the present application.

Fig. 3 is a partially enlarged structural schematic diagram of fig. 2 a of the present application.

Fig. 4 is a schematic sectional view of the loading/unloading device 10 of the present application.

Fig. 5 is a schematic sectional view of the feeding mechanism 16 shown in fig. 4.

Fig. 6 is a schematic structural view of a section B-B in fig. 4 of the present application.

Fig. 7 is a schematic sectional view of the loading mechanism 16 and the unloading mechanism 17 in fig. 6 of the present application.

Reference numerals illustrate:

10. feeding and discharging devices; 11. a driving cylinder moves up and down; 12. feeding and discharging supporting seats; 13. a horizontal guide rod; 14. feeding and discharging horizontally driving screw rods; 141. feeding and discharging horizontal driving motors; 15. a horizontal switching support plate; 16. a feeding mechanism; 161. a side support plate; 162. feeding and inserting columns; 163. feeding workpiece limiting pieces; 1631. a feeding workpiece limiting electric cylinder; 1632. a feeding workpiece limiting pressing plate; 164. feeding connecting bolts; 17. a blanking mechanism; 171. a workpiece lifting assembly; 1711. a suction lifting support plate; 17110. a suction lifting guide groove; 1712. a suction lifting motor; 1713. a suction lifting screw; 1714. a material sucking lifting plate; 1715. a material sucking seat; 17150. a material sucking limit groove; 172. a workpiece storage assembly; 1721. a storage support plate; 1722. storing a mobile driving motor; 1723. storing the movable driving screw; 1724. a storage connection board; 1725. a storage rack; 17251. a storage base plate; 17252. discharging a storage column; 1726. storing the connecting bolt;

20. a workpiece support device; 21. a support base; 210. a horizontal slip groove; 22. a horizontal driving motor; 221. a horizontal drive screw; 23. a vertical support plate; 24. a turnover motor; 241. turning over the driving gear; 25. overturning the supporting seat; 251. turning over the central column; 252. turning over the driven gear; 26. a horizontal rotation driving motor; 261. rotating the horizontal plate; 27. a movable limiting electric cylinder; 28. moving the limit seat; 280. a connection slot; 281. a connecting bolt; 29. a limit seat body; 291. abutting against the limit seat; 2910. an inner expansion groove; 2911. a connecting plugboard; 2912. a telescopic guide rod; 2913. an electric cylinder mounting hole; 2914. an outer expansion tank; 292. an inner insert rod; 2920. a telescopic guide slot; 2921. a spring mounting groove; 2922. radial jacks; 293. a pressure spring; 294. an axial limiting electric cylinder; 2941. radial inserting columns;

30. an image measuring instrument body;

40. a workpiece.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-7.

The application discloses an image measuring instrument for bearing detection, referring to fig. 1, comprising a loading and unloading device 10, a workpiece supporting device 20 and an image measuring instrument body 30; the image measuring instrument body 30 is a present device, and will not be described herein; the loading and unloading device 10 and the workpiece supporting device 20 are positioned on the same side of the image measuring instrument body 30; the workpiece supporting device 20 is used for driving the workpiece 40 under the CCD color lens of the image measuring instrument body 30 and realizing a plurality of angles; the loading and unloading device 10 is used for supplying a workpiece 40 (the workpiece 40 is a bearing outer ring or a bearing inner ring) to the workpiece support device 20 and taking out the workpiece 40 from the workpiece support device 20.

Referring to fig. 2, the workpiece support device 20 includes a support base 21, a vertical support plate 23 slidably disposed horizontally on the support base 21, a horizontal driving mechanism for driving the vertical support plate 23, a turn-over support base 25 rotatably connected to an upper end of the vertical support plate 23, a turn-over driving mechanism for driving the turn-over support base 25, a pair of rotation horizontal plates 261 rotatably connected to upper and lower end surfaces of the turn-over support base 25, a pair of horizontal rotation driving mechanisms for driving the rotation horizontal plates 261 on the respective sides, a pair of movement limit plates respectively moving vertically on end surfaces of the rotation horizontal plates 261 away from the turn-over support base 25, and a pair of movement limit mechanisms respectively for driving the movement limit plates.

Referring to fig. 2, a horizontal sliding groove 210 for horizontally moving the bottom of the vertical support plate 23 is formed on the support base 21; the horizontal driving mechanism includes a horizontal driving screw 221 rotatably connected between a pair of opposite sidewalls of the horizontal sliding chute 210 and a horizontal driving motor 22 fixed to the support base 21; the horizontal driving motor 22 is a servo motor; one end of the horizontal driving screw 221 is fixedly connected with the output shaft of the horizontal driving motor 22 in a coaxial manner; the bottom of the vertical support plate 23 is screwed to the horizontal drive screw 221.

Referring to fig. 2, a cylindrical tilting center post 251 is formed on an end surface of the tilting support 25 near the vertical support plate 23; the upper end of the vertical support plate 23 is formed with a turnover support hole through which the turnover center column 251 horizontally passes; the turnover center column 251 coaxially passes through the turnover supporting hole and is rotationally connected with the turnover supporting hole through a pair of bearings which are axially distributed; the turnover driving mechanism comprises a turnover motor 24 fixed on the end surface of the vertical support plate 23 far away from the turnover support seat 25, a turnover driving gear 241 coaxially fixed on the output shaft of the turnover motor 24, and a turnover driven gear 252 coaxially fixed on one end of the turnover center column 251 far away from the turnover support seat 25; the flip driving gear 241 is engaged with the flip driven gear 252.

Referring to fig. 2, the horizontal rotation driving mechanism includes a horizontal rotation driving motor 26 fixed on an upper end surface or a lower end surface of the flip support 25; the rotation horizontal plate 261 is a circular plate shape and the rotation horizontal plate 261 is coaxially fixed to the output shaft of the horizontal rotation driving motor 26 on the corresponding side.

Referring to fig. 2, the movement limiting plate includes a movement limiting seat 28 adjacent to the turn-over supporting seat 25 and a limiting seat body 29 detachably fixed to one end of the movement limiting seat 28 away from the turn-over supporting seat 25; the movement limiting mechanism comprises a movement limiting electric cylinder 27 fixed on the end surface of the movement limiting seat 28 far away from the overturning supporting seat 25; the movement limiting electric cylinders 27 are in one-to-one correspondence with the rotation horizontal plates 261; the piston rods of the movement limiting cylinders 27 are coaxially fixed to the rotation horizontal plates 261 on the respective sides.

Referring to fig. 2 and 3, the limit seat body 29 includes an abutment limit seat 291, a cylindrical inner rod 292, and an inner rod stopper; a cuboid connecting plugboard 2911 is formed at one end, close to the moving limiting seat 28, of the abutting limiting seat 291; the end surface of the movable limiting seat 28, which is close to the abutting limiting seat 291, is formed with a connecting slot 280 for horizontally inserting a connecting plugboard 2911; a connecting bolt 281 is vertically and spirally connected with the movable limiting seat 28; the connection bolts 281 vertically pass through the connection slots 280 and the connection plugboard 2911; one end, far away from the overturning supporting seat 25, of the end surfaces, close to each other, of the pair of abutting limiting seats 291 is respectively formed with a cylindrical outer telescopic groove 2914; the depth of the outer telescoping slot 2914 is one half of the axial length of the workpiece 40; the inner telescopic grooves 2910 which are in a cylindrical groove shape and are coaxially arranged for axially moving the inner inserting rod 292 are respectively formed on the side walls of the pair of outer telescopic grooves 2914 which are far away from each other; a cylindrical inner rod 292 is elastically provided in the inner telescopic groove 2910; the diameter of the insert rod 292 is equal to the inner diameter of the workpiece; the diameter of the outer telescopic groove 2914 is equal to the outer diameter of the workpiece.

Referring to fig. 2 and 3, a pair of inner telescopic grooves 2910 are formed on sidewalls of the inner telescopic grooves 2910, which are far away from each other, respectively, with a plurality of telescopic guide rods 2912 axially parallel thereto; a plurality of telescopic guide grooves 2920 matched with the telescopic guide rods 2912 are respectively formed on the end surfaces of the pair of inner inserting rods 292, which are far away from each other; a pair of inner insertion bars 292 each having a cylindrical groove-shaped spring seating groove 2921 formed at the centers of the sidewalls thereof which are spaced apart from each other; a compression spring 293 is arranged in the spring mounting groove 2921; one end of the compression spring 293 is fixed on the bottom surface of the inner telescopic groove 2910, and the other end is fixed on the bottom surface of the spring mounting groove 2921; the axial length of the inner bayonet 292 is equal to the sum of the axial lengths of both the inner telescoping slot 2910 and the outer telescoping slot 2914.

Referring to fig. 2 and 3, a cylinder mounting hole 2913 radially penetrating the cylinder surface of the inner telescopic groove 2910 is formed on the cylindrical surface; the inner rod limiter includes an axial limiting cylinder 294 disposed radially within the cylinder mounting bore 2913; a radial plunger 2941 is fixed on the piston rod of the axial limiting electric cylinder 294; the cylindrical surface of the inner inserting rod 292 is formed with a radial inserting hole 2922 which is radially arranged for inserting the radial inserting column 2941; when the radial plug 2941 is inserted into the radial insertion hole 2922 of the corresponding side, the end surface of the inner plug 292, which is far from the inner telescopic groove 2910, is flush with the end surface of the movement limiting plate where the outer telescopic groove 2914 of the corresponding side is located.

Referring to fig. 1 and 6, the loading and unloading device 10 includes a loading and unloading support frame vertically lifting and lowering the upper sides of a pair of movement limiting plates, an up-and-down movement mechanism for driving the loading and unloading support frame to vertically move, a horizontal switching support plate 15 horizontally moving and arranged on the loading and unloading support frame, and a loading and unloading horizontal driving mechanism for driving the horizontal switching support plate 15; a feeding mechanism 16 and a discharging mechanism 17 are arranged on the lower end surface of the horizontal switching support plate 15; the feeding mechanism 16 is used for pre-storing batches of workpieces and sleeving the workpieces on the lower interpolation rod 292; the blanking mechanism 17 is used for taking out the workpiece on the lower interpolation rod 292; the feeding mechanism 16 and the discharging mechanism 17 are distributed along the moving direction of the horizontal switching support plate 15.

Referring to fig. 4 to 6, the loading and unloading support frame includes a pair of loading and unloading support seats 12 distributed in a vertical direction along a moving direction of the vertical support plate 23; the up-and-down moving mechanism includes a pair of up-and-down moving driving cylinders 11; the up-and-down movement driving cylinders 11 are in one-to-one correspondence with the up-and-down material supporting seats 12, and the up-and-down material supporting seats 12 are fixed at the upper ends of piston rods of the up-and-down movement driving cylinders 11 at the corresponding sides.

Referring to fig. 4 to 6, a pair of horizontally distributed horizontal guide rods 13 are vertically formed between the end surfaces of a pair of feeding and discharging support seats 12, which are close to each other; the feeding and discharging horizontal driving mechanism comprises a feeding and discharging horizontal driving screw 14 rotatably connected between a pair of feeding and discharging supporting seats 12 and a feeding and discharging horizontal driving motor 141 fixed on one of the feeding and discharging supporting seats 12; the feeding and discharging horizontal driving motor 141 is a servo motor; one end of the feeding and discharging horizontal driving screw 14 is fixedly connected with an output shaft of the feeding and discharging horizontal driving motor 141; the feeding and discharging horizontal driving screw 14 is positioned between the pair of horizontal guide rods 13 and is arranged in parallel; the horizontal switching support plate 15 is sleeved on a pair of horizontal guide rods 13 and is screwed on the feeding and discharging horizontal driving screw 14.

Referring to fig. 4 to 7, the loading mechanism 16 includes a cylindrical loading plunger 162 detachably connected to the lower end surface of the horizontal switching support plate 15, and a loading workpiece limiting assembly for limiting a workpiece sleeved on the loading plunger 162; the diameter of the loading post 162 is equal to the inner diameter of the workpiece.

Referring to fig. 4 to 7, a feeding connection bolt 164 is vertically screwed on the lower end surface of the horizontal switching support plate 15; the feeding inserting column 162 is formed with a central through hole through which a screw of the feeding connecting bolt 164 coaxially penetrating is penetrated; the head countersunk head of the feeding connecting bolt 164 is provided on the lower end face of the feeding plug 162.

Referring to fig. 4 to 7, the feed workpiece stopper assembly includes a pair of side support plates 161 formed on the lower end surface of the horizontal switching support plate 15 and distributed in a parallel direction along the moving direction of the vertical support plate 23, and a pair of feed workpiece stoppers 163; the feeding plug 162 is located between the pair of side support plates 161; the feeding workpiece limiting part 163 comprises a feeding workpiece limiting electric cylinder 1631 fixed on the side supporting plate 161 and a feeding workpiece limiting pressing plate 1632 fixed on a piston rod of the feeding workpiece limiting electric cylinder 1631; a pair of loading workpiece limit pressing plates 1632 are located on both sides of the loading plunger 162 and between the pair of side support plates 161; a pair of feed workpiece stop platens 1632 are used to press against the two lower most workpieces 40 on the feed plunger 162.

Referring to fig. 6 and 7, the blanking mechanism 17 includes a work lifting assembly 171 and a work storage assembly 172; the workpiece lifting assembly 171 is used to grasp the workpiece 40 on the lower inner rod 292; the workpiece storage assembly 172 is used for storing the workpiece 40 grasped by the workpiece lifting assembly 171; the workpiece storage assembly 172 is located on a side of the workpiece lifting assembly 171 remote from the loading mechanism 16.

Referring to fig. 6 and 7, the workpiece lifting assembly 171 includes a suction base 1715 provided to be vertically moved and a suction lifter for vertically lifting the suction base 1715; a material sucking limit groove 17150 for a circular cylinder groove for inserting the upper end of the workpiece is formed on the lower end surface of the material sucking seat 1715; the material sucking limiting groove 17150 and an external air extracting device, wherein the external air extracting device enables negative pressure to be generated in the material sucking limiting groove 17150; the suction cup 1715 is used for sucking a workpiece.

Referring to fig. 6 and 7, the suction lifter includes a pair of suction lifter support plates 1711 fixed to the horizontal switching support plate 15, a pair of suction lifter screws 1713, a pair of suction lifter motors 1712, and a suction lifter plate 1714; a pair of suction elevating support plates 1711 are distributed in a parallel direction to the moving direction of the vertical support plate 23 and the horizontal switching support plate 15 is located before the pair of suction elevating support plates 1711; a suction lifting guide slot 17110 for vertically moving the suction lifting plate 1714 is formed on the suction lifting support plate 1711; the suction lifting screws 1713 are in one-to-one correspondence with the suction lifting support plates 1711, and the suction lifting screws 1713 are rotatably connected between the upper side wall and the lower side wall of the suction lifting guide slots 17110 on the corresponding sides; the suction lifting motors 1712 are in one-to-one correspondence with the suction lifting support plates 1711, and the suction lifting motors 1712 are fixed on the upper end surfaces of the suction lifting support plates 1711 at the corresponding sides; the upper end of the suction lifting screw 1713 is fixedly connected with the output shaft of the suction lifting motor 1712 at the corresponding side; the suction lifting motor 1712 is a servo motor; the two ends of the material sucking lifting plate 1714 are vertically arranged on the pair of material sucking lifting guide grooves 17110 in a sliding manner, and the material sucking lifting plate 1714 is in threaded connection with the material sucking lifting screw 1713 at the corresponding side; the suction holder 1715 is fixed to the lower end surface of the suction lifting plate 1714 by bolts.

Referring to fig. 6 and 7, the work storing assembly 172 includes an L-shaped storing connecting plate 1724 provided on the lower end surface of the horizontal switching support plate 15 to be horizontally moved, a storing moving member for driving the storing connecting plate 1724, and a storing rack 1725 provided at the horizontal portion of the storing connecting plate 1724 near one end of the suction base 1715; the storage rack 1725 includes a storage bottom plate 17251 and a cylindrical blanking storage column 17252 formed on an upper end surface of the storage bottom plate 17251; the diameter of the blanking storage column 17252 is equal to the inner diameter of the workpiece.

Referring to fig. 6 and 7, a pair of storage support plates 1721 are formed on the lower end surface of the horizontal switching support plate 15; a pair of storage support plates 1721 are arranged along the axial parallel direction of the feeding and discharging horizontal drive screw 14; the storage moving member includes a storage moving drive screw 1723 rotatably connected between a pair of storage support plates 1721 and a storage moving drive motor 1722 fixed to the storage support plate 1721 remote from the work lifting assembly 171; the storage movement drive motor 1722 is a servo motor; the storage moving driving screw 1723 is parallel to the feeding and discharging horizontal driving screw 14; one end of the storage moving drive screw 1723, which is far away from the workpiece lifting assembly 171, is fixedly connected with an output shaft of the storage moving drive motor 1722 in a coaxial manner; a pair of storage moving guide rods are formed between the pair of storage support plates 1721; the storage movement guide is parallel to the storage movement drive screw 1723; the upper ends of the vertical portions of the storage connection plates 1724 are sleeved on a pair of storage movement guide rods and are screwed on the storage movement driving screw 1723.

Referring to fig. 6 and 7, an end of the storage base plate 17251 remote from the work lifting assembly 171 is formed with an inverted L-shaped coupling bracket; the horizontal portion of the connecting frame abuts against the upper end face of the horizontal portion of the storage connecting plate 1724, and the vertical portion abuts against the end face of the horizontal portion of the storage connecting plate 1724, which is close to the workpiece lifting assembly 171; a storage connecting bolt 1726 vertically penetrates through the horizontal part of the connecting frame from top to bottom; the storage connection bolt 1726 is screwed to the upper end surface of the horizontal portion of the storage connection plate 1724.

In order to accommodate workpieces 40 of different sizes, the limiting seat body 29 has various specifications and sizes, and the limiting seat body 29 of different specifications and sizes is different in that the sizes of the circular cylinder grooves between the pair of outer telescopic grooves 2914 and the pair of inner inserting rods 292 are different, so that the circular cylinder grooves between the pair of outer telescopic grooves 2914 and the pair of inner inserting rods 292 accommodate workpieces 40 of different sizes; the feeding plug 162 has various sizes, and the feeding plug 162 with different sizes is different in diameter; the storage racks 1725 have a plurality of sizes, and the storage racks 1725 with different sizes are different in that the diameters of the blanking storage columns 17252 are different; the suction holders 1715 have various sizes, and the difference between the suction holders 1715 of different sizes is that the sizes of the suction limiting grooves 17150 are different, so that the upper parts of different workpieces 40 of different sizes are inserted into the suction limiting grooves 17150 from top to bottom.

The working principle of the image measuring instrument for bearing detection is as follows:

in operation, an operator first sleeves a plurality of workpieces 40 on the feeding inserting column 162 from bottom to top, then a pair of feeding workpiece limiting pressing plates 1632 are close to each other and abut against two workpieces 40 at the lowest end, then a pair of feeding and discharging supporting seats 12 descend until the feeding inserting column 162 abuts against the interpolation rod 292 at the lower side, then a pair of feeding workpiece limiting pressing plates 1632 are far away from each other, thus the workpieces 40 on the feeding inserting column 162 move vertically due to self weight, the workpieces 40 at the lowest end are sleeved on the interpolation rod 292 at the lower side, then a pair of feeding workpiece limiting pressing plates 1632 are close to each other, at this time, the pair of feeding workpiece limiting pressing plates 1632 abut against the second workpiece 40 and the third workpiece 40 from bottom to top, then a pair of feeding and discharging supporting seats 12 return for the last time, so the workpieces 40 at the lowest end stay on the interpolation rod 292 at the lower side, then the vertical supporting plate 23 approaches the image measuring instrument body 30, and thus the CCD color lens on the image measuring instrument body 30 measures the upper end of the workpieces 40; then the vertical support plate 23 is far away from the image measuring instrument body 30 to return, then the upper movable limit seat 28 and the limit seat body 29 rotate to the position right above the lower movable limit seat 28 and the limit seat body 29, and then the upper movable limit seat 28 and the limit seat body 29 descend so that the upper end of the workpiece 40 is sleeved at the lower end of the upper interpolation rod 292; then the overturning supporting seat 25 rotates 180 degrees, then the upper movable limit seat 28 and the limit seat body 29 at the upper side are returned to enable the upper end of the workpiece 40 to be exposed, then the upper end of the workpiece 40 is tested according to the principle, then the upper movable limit seat 28 and the limit seat body 29 close to the lower movable limit seat 28 and the limit seat body 29 are detected according to the principle, then the overturning supporting seat 25 rotates 90 degrees, then the pair of radial inserting posts 2941 are separated from the radial inserting holes 2922, then the movable limit seat 28 and the limit seat body 29 at the two sides are mutually far away, and due to the elastic arrangement of the pair of inserting rods 292, the pair of inserting rods 292 still can be abutted together in the process of mutually far away the movable limit seat 28 and the limit seat body 29 at the two sides, then the workpiece 40 keeps an axial horizontal state to reach under the CCD color lens on the image measuring instrument body 30 for detection according to the principle, so that the workpiece 40 can be measured at multiple angles, and the accuracy of measurement is improved.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. An image measuring instrument for bearing detection comprises an image measuring instrument body (30); the method is characterized in that: further comprising a workpiece support device (20); the workpiece supporting device (20) is arranged on one side of the image measuring instrument body (30); the workpiece supporting device (20) comprises a supporting base (21), a vertical supporting plate (23) which is horizontally and slidably arranged on the supporting base (21), a horizontal driving mechanism for driving the vertical supporting plate (23), a turnover supporting seat (25) which is rotatably connected with the upper end of the vertical supporting plate (23), a turnover driving mechanism for driving the turnover supporting seat (25), a pair of rotation horizontal plates (261) which are respectively and rotatably connected with the upper end surface and the lower end surface of the turnover supporting seat (25), a pair of horizontal rotation driving mechanisms for driving the rotation horizontal plates (261) on the corresponding sides, a pair of movement limiting plates which are respectively and vertically moved on the end surfaces of the rotation horizontal plates (261) far away from the turnover supporting seat (25) and a pair of movement limiting mechanisms which are respectively used for driving the movement limiting plates; one end, far away from the overturning supporting seat (25), of the end surfaces, close to each other, of the pair of movable limiting plates is respectively formed with a cylindrical outer extending groove (2914); the depth of the outer extension groove (2914) is one half of the axial length of the workpiece; a pair of outer extension grooves (2914) are respectively formed with a cylindrical groove-shaped inner extension groove (2910) which is coaxially arranged on the side wall which is far away from each other; a cylindrical inner inserting rod (292) is elastically arranged in the inner telescopic groove (2910) in a telescopic manner; the diameter of the inner inserting rod (292) is equal to the inner diameter of the workpiece; the diameter of the outer telescopic groove (2914) is equal to the outer diameter of the workpiece.

2. The image measuring instrument for bearing detection according to claim 1, wherein: a cylinder mounting hole (2913) penetrating radially is formed in the cylindrical surface of the inner telescopic groove (2910); an axial limiting electric cylinder (294) which is radially arranged is fixed in the electric cylinder mounting hole (2913); a radial plunger (2941) is fixed on a piston rod of the axial limiting electric cylinder (294); a radial insertion hole (2922) for the radial insertion column (2941) to be inserted is formed in the cylindrical surface of the inner insertion rod (292); when the radial plug posts (2941) are inserted into the radial plug holes (2922) on the corresponding sides, the end surfaces of the inner plug rods (292) away from the inner telescopic grooves (2910) are flush with the end surfaces of the moving limiting plates where the outer telescopic grooves (2914) are located.

3. The image measuring instrument for bearing detection according to claim 1, wherein: a cylindrical turnover center column (251) is formed on the end surface of the turnover supporting seat (25) close to the vertical supporting plate (23); the turnover center column (251) horizontally passes through and is rotatably connected to the upper end of the vertical support plate (23); the turnover driving mechanism comprises a turnover motor (24) fixed on the end surface of the vertical supporting plate (23) far away from the turnover supporting seat (25), a turnover driving gear (241) coaxially fixed on an output shaft of the turnover motor (24) and a turnover driven gear (252) coaxially fixed on one end of the turnover center column (251) far away from the turnover supporting seat (25); the turning driving gear (241) is meshed with the turning driven gear (252).

4. The image measuring instrument for bearing detection according to claim 3, wherein: the turnover center column (251) is connected with the vertical supporting plate (23) through a pair of bearings which are axially distributed.

5. The image measuring instrument for bearing detection according to claim 1, wherein: the feeding and discharging device (10) is also included; the loading and unloading device (10) is used for sleeving workpieces on the lower interpolation rod (292) and taking out the workpieces sleeved on the lower interpolation rod (292).

6. The image measuring instrument for bearing detection according to claim 5, wherein: the feeding and discharging device (10) comprises a feeding and discharging support frame, an up-down moving mechanism, a horizontal switching support plate (15) and an up-down horizontal driving mechanism, wherein the feeding and discharging support frame is vertically arranged on the upper sides of the pair of movable limiting plates in a lifting mode, the up-down moving mechanism is used for driving the feeding and discharging support frame to vertically move, the horizontal switching support plate (15) is horizontally arranged on the feeding and discharging support frame, and the up-down horizontal driving mechanism is used for driving the horizontal switching support plate (15); a feeding mechanism (16) and a discharging mechanism (17) are arranged on the lower end surface of the horizontal switching support plate (15); the feeding mechanism (16) is used for pre-storing batches of workpieces and sleeving the workpieces on the lower interpolation rod (292); the blanking mechanism (17) is used for taking out the workpiece on the lower interpolation rod (292); the feeding mechanism (16) and the discharging mechanism (17) are distributed along the moving direction of the horizontal switching support plate (15).

7. The image measuring instrument for bearing detection according to claim 6, wherein: the feeding mechanism (16) comprises a cylindrical feeding inserting column (162) arranged on the lower end face of the horizontal switching support plate (15) and a feeding workpiece limiting assembly for limiting a workpiece sleeved on the feeding inserting column (162); the diameter of the feeding plunger (162) is equal to the inner diameter of the workpiece.

8. The image measuring instrument for bearing detection according to claim 7, wherein: the blanking mechanism (17) comprises a workpiece lifting assembly (171); the workpiece lifting assembly (171) comprises a suction base (1715) which is arranged in a vertical moving way and a suction lifting piece which is used for vertically lifting the suction base (1715); the material sucking seat (1715) is used for sucking a workpiece; a material sucking limiting groove (17150) for a circular cylinder groove into which the upper end of the workpiece is inserted is formed on the lower end surface of the material sucking seat (1715).

9. The image measuring instrument for bearing detection according to claim 8, wherein: the blanking mechanism (17) further comprises a workpiece storage assembly (172); the workpiece storage assembly (172) comprises an L-shaped storage connecting plate (1724) horizontally arranged on the lower end surface of the horizontal switching support plate (15), a storage moving part for driving the storage connecting plate (1724) and a storage rack (1725) arranged at one end, close to the material sucking seat (1715), of the horizontal part of the storage connecting plate (1724); the storage rack (1725) comprises a storage bottom plate (17251) and a cylindrical blanking storage column (17252) formed on the upper end surface of the storage bottom plate (17251); the diameter of the blanking storage column (17252) is equal to the inner diameter of the workpiece.

10. The image measuring instrument for bearing detection according to claim 9, wherein: the movable limiting plate comprises a movable limiting seat (28) close to the overturning supporting seat (25) and a limiting seat body (29) detachably fixed at one end, far away from the overturning supporting seat (25), of the movable limiting seat (28); the limiting seat body (29) has various specification sizes so as to adapt to workpieces with different sizes; the feeding inserting column (162) is detachably connected to the bottom surface of the horizontal switching support plate (15); the feeding inserting column (162) has various specification sizes so as to adapt to workpieces with different sizes; the storage rack (1725) is detachably connected to one end, close to the material sucking seat (1715), of the horizontal part of the storage connection plate (1724); the storage rack (1725) has a plurality of gauge sizes to accommodate workpieces of different sizes; the material sucking seat (1715) is detachably connected with the material sucking lifting piece; the suction cup (1715) has a plurality of specifications and sizes to accommodate workpieces of different sizes.