CN114812454A

CN114812454A - Motor casing end cover straightness depth of parallelism detector that hangs down

Info

Publication number: CN114812454A
Application number: CN202210607803.8A
Authority: CN
Inventors: 陈显超; 张锦锋; 赖剑青; 彭东琨
Original assignee: Foshan Shunde Lepuda Motor Co ltd
Current assignee: Foshan Shunde Lepuda Motor Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-07-29
Anticipated expiration: 2042-05-31
Also published as: CN114812454B

Abstract

The invention relates to the inner diameter detection of a motor casing end cover, in particular to a verticality and parallelism detector of the motor casing end cover. The key points of the technical scheme are as follows: the verticality parallelism detector comprises a clamping mechanism, a detection mechanism and a moving mechanism, wherein the clamping mechanism comprises an upper clamping plate and a lower clamping plate, the lower clamping plate can move along the Y-axis direction, the top surface of the lower clamping plate corresponds to the bottom surface of the upper clamping plate, the upper surface and the lower surface of a motor end cover can be clamped and fixed by the corresponding two surfaces of the lower clamping plate and the upper clamping plate, a detection groove corresponding to an opening of the motor end cover is formed in the upper clamping plate, the moving mechanism drives the detection mechanism to move along the X-axis direction and the Y-axis direction, the detection mechanism is installed on the upper clamping plate, and the detection mechanism can extend into the detection groove to detect the inner wall of the motor end cover.

Description

Motor casing end cover straightness depth of parallelism detector that hangs down

Technical Field

The invention relates to the inner diameter detection of a motor casing end cover, in particular to a verticality and parallelism detector of the motor casing end cover.

Background

The motor end cover is internally used for mounting a stator and a rotor, the outside of the motor end cover is locked and fixed with a plane screw of a machine shell, and the end cover needs to improve the integral roundness, parallelism and verticality of the inner diameter of the motor end cover in the design and processing process in order to ensure the matching precision of the stator and the inside of the end cover, so that the concentricity of the stator and the end cover, the fitting degree of the outer edge of the stator and the inner diameter of the end cover are ensured, and the higher the precision is, the more difficult the adverse factors such as noise, vibration and the like are generated.

In the prior art, the roundness of the inner diameter of the motor end cover is detected independently through a roundness detection device, and then the parallelism and the perpendicularity of the inner diameter of the motor end cover are detected through three-dimensional equipment, but the equipment is high in purchase cost and maintenance cost, is complex to operate and is not suitable for quantitative testing, only can be used for sample detection and spot check, and the parallelism and the perpendicularity detection of the motor end cover are simplified by operating the equipment through systematic training and having a longer training period.

Disclosure of Invention

The invention provides a motor casing end cover verticality and parallelism detector for solving the technical problems, and aims to simplify the detection of parallelism and verticality of a motor end cover.

The technical scheme for solving the technical problems comprises the following steps:

a verticality and parallelism detector for a motor shell end cover comprises a clamping mechanism, a detection mechanism and a moving mechanism, wherein the clamping mechanism comprises an upper clamping plate and a lower clamping plate which are transversely arranged, the lower clamping plate can move along the Y-axis direction, the top surface of the lower clamping plate corresponds to the bottom surface of the upper clamping plate, the upper surface and the lower surface of the motor end cover can be clamped and fixed by the corresponding two surfaces of the lower clamping plate and the upper clamping plate, a detection groove corresponding to the opening of the motor end cover is formed in the upper clamping plate, the moving mechanism drives the detection mechanism to move along the X-axis direction and the Y-axis direction, the moving mechanism is installed on the upper clamping plate, the detection mechanism can extend into the detection groove, the detection mechanism detects the inner wall of the motor end cover, the detection mechanism is attached to the inner wall of the motor end cover to perform parallelism and verticality detection, and the detection on the inner wall of the motor end cover, the detection mechanism detects the inner wall of the motor end cover along the Y-axis direction, the detection mechanism is mounted on the moving mechanism.

The upper plate and the lower plate respectively carry out the centre gripping to the upper and lower two sides of motor end cover fixedly, utilize moving mechanism to adjust detection mechanism's position, and utilize moving mechanism control detection mechanism's Y axle direction, make detection mechanism can paste the inner wall of motor end cover and reciprocate along the Y axle direction, the planar level and smooth condition of this inner wall can be better examined at the in-process that removes, because carry out the centre gripping from the upper plate with the lower plate from motor end cover's two sides, consequently, bottom surface in the motor end cover can be inserted to detection device, thereby the better depth of parallelism to the inner wall detects with the straightness that hangs down.

Further, in this application, detection mechanism moves along the Y axle direction, detection mechanism and along with the unsmooth different planes of motor end cover produce different atmospheric pressure numerical value, detection mechanism carries out similarity contrast and analysis according to the atmospheric pressure numerical value of difference, detection mechanism generates the depth of parallelism and straightness data that hangs down after through the analysis.

Detection mechanism passes through the inner wall that moving mechanism pasted the motor end cover, when unevenness appeared in the vertical plane of this motor end cover, detection mechanism contacted with this plane along the Y axle, and the atmospheric pressure is lower when sunken plane, the atmospheric pressure is higher when convex plane, and carry out the similarity contrast with this sunken and convex data, if sunken and convex data differ greatly, then generate unqualified depth of parallelism and straightness data that hangs down, if sunken with convex data differ slightly, then generate qualified depth of parallelism and straightness data that hangs down.

Further, in this application, detection mechanism includes a pneumatic cylinder, a pneumatic cylinder is installed moving mechanism is last, moving mechanism drives the X axle and the Y axle direction removal of a drive pneumatic cylinder, a pneumatic cylinder's one end is equipped with the elastic component, the elastic component with atmospheric pressure push rod has been worn in the pneumatic cylinder, atmospheric pressure push rod with pneumatic cylinder piston cooperation, the elastic component with atmospheric pressure push rod elastic fit, atmospheric pressure push rod is when contacting during the unsmooth different plane of motor end cover, atmospheric pressure push rod court stretch out and draw back in the pneumatic cylinder, the other end of pneumatic cylinder is equipped with atmospheric pressure detection device, atmospheric pressure detection device is used for collecting atmospheric pressure push rod extrudees atmospheric pressure change data in the pneumatic cylinder.

When the air pressure push rod contacts with the concave-convex different planes of the motor end cover, the air pressure push rod stretches towards the interior of the air pressure cylinder and passes through the air pressure detection device, so that corresponding parallelism and verticality data can be better calculated according to air pressure values in the air pressure cylinder.

Further, in this application, detection mechanism still includes controlling means and display device, controlling means is used for carrying out similarity contrast and analysis to each atmospheric pressure change data that atmospheric pressure detection device collected, controlling means is used for sending the data after the analysis to display device carries out the depth of parallelism and hangs down the straightness and shows.

Further, in this application, fixture still includes the base, the base the lower plate the punch holder from the bottom up installs in proper order, the lower plate with the length and the width of punch holder all compare the length of motor end cover.

Further, in this application, be equipped with transmission portion on the base, transmission portion drives the lower plate removes along the Y axle, be equipped with electric drive portion and manual drive portion in the transmission portion, electric drive portion with the drive can be switched respectively to the manual drive portion the transmission of transmission portion.

Further, in this application, moving mechanism includes Y axle regulating part and X axle regulating part, Y axle regulating part with X axle regulating part installs on the punch holder, Y axle regulating part drives pneumatic cylinder removes along Y axle direction, X axle regulating part drives pneumatic cylinder removes along X axle direction.

Further, in this application, X axle regulating part includes X axle fly leaf and X axle fixed plate, the X axle fixed plate is installed on the punch holder, X axle fly leaf mobilizable installation one side of X axle fixed plate, the X axle fly leaf can be followed the X axle of X axle fixed plate removes.

Further, in this application, Y axle regulating part includes Y axle fly leaf and Y axle fixed plate, the Y axle fixed plate is installed one side of X axle fly leaf, the mobilizable installation of Y axle fly leaf are in one side of Y axle fixed plate, Y axle fly leaf can be followed the Y axle of Y axle fixed plate removes, pneumatic cylinder installs one side of Y axle fly leaf.

Further, in this application, the vertical rotatable Y axle adjusting cylinder that is equipped with on the Y axle fixed plate, be equipped with Y axle movable rod on the Y axle fixed plate, Y axle movable rod one end with Y axle adjusting cylinder inner wall screw-thread fit works as when Y axle adjusting cylinder is rotatory, Y axle adjusting cylinder drives Y axle movable rod removes along Y axle direction, X axle fixed plate transversely is equipped with rotatable X axle adjusting cylinder outward, X axle fixed plate is equipped with X axle movable rod outward, X axle movable rod one end with X axle adjusting cylinder inner wall screw-thread fit works as X axle adjusting cylinder is rotatory, X axle adjusting cylinder drives X axle movable rod removes along X axle direction.

The invention has the following beneficial effects:

through detection mechanism for when the end cover of motor was fixed by the fixture centre gripping, utilize moving mechanism to adjust detection mechanism's position, and utilize moving mechanism control detection mechanism's Y axle direction, make detection mechanism can reciprocate along the Y axle direction along the inner wall of motor end cover, the in-process that removes can be better the planar level and smooth condition of this inner wall of inspection, thereby better detect the depth of parallelism and the straightness that hangs down of inner wall.

Drawings

Fig. 1 is a schematic structural diagram of a verticality and parallelism detector for an end cover of a motor casing provided by an embodiment of the present application.

Fig. 2 is a schematic view of a clamped state of a motor end cover provided in an embodiment of the present application.

Fig. 3 is a schematic diagram of a stopper block structure provided in an embodiment of the present application.

Fig. 4 is a schematic structural diagram of a limiting groove of a motor end cover provided in an embodiment of the present application.

Fig. 5 is an exploded view of a clamping mechanism according to an embodiment of the present disclosure.

Fig. 6 is a schematic transmission diagram of a transmission belt and a second transmission wheel of a transmission part provided by the embodiment of the application.

Fig. 7 is a schematic transmission diagram of the lifting screw rod and the first transmission wheel of the transmission part according to the embodiment of the present application.

Fig. 8 is a schematic structural diagram of a moving mechanism provided in an embodiment of the present application.

Fig. 9 is a schematic structural diagram of a Y-axis adjusting part and an X-axis adjusting part provided in an embodiment of the present application.

Fig. 10 is a schematic structural diagram of a detection mechanism provided in an embodiment of the present application.

Fig. 11 is a schematic structural diagram of a contact provided in an embodiment of the present application.

Fig. 12 is a schematic structural diagram of a pneumatic cylinder provided in an embodiment of the present application.

Fig. 13 is a schematic structural diagram of a detection arm according to an embodiment of the present application.

Fig. 14 is a system framework diagram provided by an embodiment of the present application.

Wherein, the reference numbers:

100. a clamping mechanism; 110. a base; 111. a lower splint; 112. an upper splint; 113. a limiting block; 114. a detection tank; 120. an electric drive section; 121. a driving frame; 122. a drive motor; 130. a manual driving section; 131. a support; 132. a hand twist disk; 140. a transmission section; 141. a lifting screw rod; 142. a lifting nut; 143. a nut mounting groove; 144. a transmission rotating shaft; 1441. a second transmission wheel; 1442. a drive belt; 1443. a second bearing; 1444. a first drive pulley; 1445. a first bearing; 1446. a first rotating groove; 1447. a second rotating groove; 150. a guide portion; 151. a lower guide rotary hole; 152. a guide rod; 153. a guide cylinder; 154. a guide rotary groove; 155. a lower guide rotating shaft; 156. an upper guide rotating shaft; 157. an upper guide rotary hole; 200. a moving mechanism; 210. an adjusting plate; 220. a Y-axis adjusting part; 221. a Y-axis fixing plate; 222. a Y-axis slide rail; 223. a Y-axis slider; 224. a Y-axis adjusting cylinder; 225. a Y-axis movable rod; 226. a Y-axis movable plate; 227. a Y-axis fixing frame; 230. an X-axis adjusting part; 231. an X-axis movable plate; 232. an X-axis fixing plate; 233. an X-axis slider; 234. an X-axis slide rail; 235. an X-axis adjusting cylinder; 236. an X-axis movable rod; 237. an X-axis fixing frame; 300. a detection mechanism; 310. a detection frame; 320. a movable frame; 321. a movable groove; 322. a fixed block; 330. a detection arm; 331. a contact head; 340. an air pressure cylinder; 341. an air pressure detecting device; 342. a movable barrel; 343. an elastic member; 344. an air pressure push rod; 350. a fixed seat; 351. pushing the slide rail; 352. pushing the sliding block; 360. a control device; 370. a display device; 400. a motor end cover; 410. a limiting groove.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.

Referring to fig. 1 to 14, a motor case end cap verticality parallelism detector includes a clamping mechanism 100, a detecting mechanism 300, and a moving mechanism 200, where the clamping mechanism 100 includes an upper clamping plate 112 and a lower clamping plate 111, the lower clamping plate 111 can move along a Y-axis direction, a top surface of the lower clamping plate 111 corresponds to a bottom surface of the upper clamping plate 112, two corresponding surfaces of the lower clamping plate 111 and the upper clamping plate 112 can clamp and fix upper and lower surfaces of a motor end cap 400, a detecting slot 114 corresponding to an opening of the motor end cap 400 is formed in the upper clamping plate 112, the moving mechanism 200 drives the detecting mechanism 300 to move along X-axis and Y-axis directions, the moving mechanism 200 is mounted on the upper clamping plate 112, the detecting mechanism 300 can extend into the detecting slot 114 to detect an inner wall of the motor end cap 400, the detecting mechanism 300 performs parallelism and verticality detection along the inner wall of the motor end cap 400, the detecting mechanism 300 performs movement detection along the Y-axis direction on the inner wall of the motor end cap 400, the detection mechanism 300 is mounted on the moving mechanism 200.

It should be noted that the X axis is the width direction of the motor end cover, the Y axis is the height direction of the motor end cover, the horizontal direction is the direction perpendicular to the height of the motor end cover, and the vertical direction is the direction parallel to the height of the motor end cover.

Through the technical scheme, utilize detection mechanism 300, make when the end cover of motor is fixed by fixture 100 centre gripping, utilize moving mechanism 200 to adjust detection mechanism 300's position, make detection mechanism 300 paste the inner wall of motor end cover 400, and utilize moving mechanism 200 to control the Y axle direction of detection mechanism 300, make detection mechanism 300 can paste the inner wall of motor end cover 400 and reciprocate along the Y axle direction, the leveling condition of this inner wall can be better examined to the in-process that removes, thereby the better depth of parallelism and the straightness detection that hangs down to the inner wall detect, simplify the depth of parallelism and the straightness detection that hangs down of motor end cover 400.

Specifically, in some embodiments, the upper clamp plate 112 and the lower clamp plate 111 may be vertically disposed, the right side of the upper clamp plate 112 corresponds to the left side of the lower clamp plate 111, the lower clamp plate 111 may move along the X axis, the two corresponding sides of the lower clamp plate 111 and the upper clamp plate 112 may clamp and fix the left and right sides of the motor cover 400, and since the height of the motor cover 400 is not controllable, when the height of the motor cover 400 is lower than that of the upper clamp plate 112 and the lower clamp plate 111, the upper ends of the upper clamp plate 112 and the lower clamp plate 111 may protrude out of the motor cover 400, especially, when the height of the motor cover 400 is higher, but the width and the length are shorter, the space between the upper clamp plate 112 and the lower clamp plate 111 is smaller, when the moving mechanism driving detecting mechanism 300 is inserted into the motor cover 400, since the upper ends of the upper clamp plate 112 and the lower clamp plate 111 protrude out, and the space between the protruding portions is smaller, when the detection mechanism 300 extends into a part of the depth of the motor end cover 400, the end, which is protruded by the upper clamping plate 112 and the lower clamping plate 111, blocks the bottom surface of the detection mechanism 300 to move downwards, so that the detection mechanism 300 cannot be completely inserted into the bottom surface of the motor end cover 400, when the height of the motor end cover 400 is higher than that of the upper clamping plate 112 and the lower clamping plate 111, the upper end of the motor end cover 400 protrudes out of the upper clamping plate 112 and the lower clamping plate 111, although the detection mechanism 300 in this embodiment can normally extend into the bottom surface of the motor end cover 400, because only a part of two sides of the motor end cover 400 can be clamped between the upper clamping plate 112 and the lower clamping plate 111, so that the detection mechanism 300 can tightly contact with the left side or the right side of the inner wall of the motor end cover 400 to detect, the detection mechanism 300 can apply force to the left side or the right side in the motor end cover 400, so that the motor end cover 400 slightly inclines towards the left side or the right side, and the detection data detected by the detection mechanism 300 can deviate, affecting accuracy.

Preferably, the upper clamping plate 112 and the lower clamping plate 111 are arranged transversely, the length of the upper clamping plate 112 and the lower clamping plate 111 can be longer than the length of the motor end cover 400 in terms of the size design of the upper clamping plate 112 and the lower clamping plate 111, the width of the upper clamping plate 112 and the lower clamping plate 111 can be longer than the width of the motor end cover 400, so that the upper surface and the lower surface of the motor end cover 400 can be clamped by the upper clamping plate 112 and the lower clamping plate 111 comprehensively no matter what size of the motor end cover 400 is, the detection groove formed in the upper clamping plate 112 enables the detection mechanism 300 not to worry about the blocking of the upper clamping plate 112 and the lower clamping plate 111, and the detection mechanism 300 can also carry out deep detection on the inner diameter of the motor end cover 400 through the detection groove.

It should be noted that, in the prior art, three-dimensional devices are usually provided with three movable detection arms, each detection arm is provided with a sensor for detection, the sensor transmits signals in a contact or non-contact manner, when detection is required, the detection arms are moved, the sensors are driven by the detection arms to collect values in the motor end cover, and the sensors calculate parallelism and perpendicularity through a computer and the like, in the detection of the parallelism and the perpendicularity, the detection of the parallelism and the perpendicularity is simplified by directly adjusting the position of the detection mechanism 300 through the movable detection mechanism 300, moving along the Y-axis direction of the inner wall of the motor end cover during detection, and directly detecting the parallelism and the perpendicularity of the inner wall, which is significantly different from the existing detection schemes.

Referring to fig. 1 to 4, the detection mechanism 300 moves along the Y-axis direction and generates different air pressure values along with different concave-convex planes of the motor end cover 400, the detection mechanism 300 performs similarity comparison and analysis according to the different air pressure values, and the detection mechanism 300 generates parallelism and perpendicularity data after analysis.

Through above-mentioned technical scheme, detection mechanism 300 pastes motor end cover 400's inner wall through moving mechanism 200, when unevenness appears in this motor end cover 400's vertical plane, detection mechanism 300 contacts along the Y axle with this plane, and the atmospheric pressure is lower when sunken plane, the atmospheric pressure is higher when convex plane, and carry out the similarity contrast with this sunken and convex data, if sunken great with convex data phase difference, then generate unqualified depth of parallelism and straightness data that hangs down, if sunken little with convex data phase difference, then generate qualified depth of parallelism and straightness data that hangs down.

Referring to fig. 7 to 12, the detecting mechanism 300 includes a fixing base 350, the fixing base 350 is hollow and penetrates one side of the fixing base 350, the fixing base 350 is installed at one side of the moving mechanism 200, the moving mechanism 200 can drive the fixing base 350 to move along the X-axis and Y-axis directions, one hollow side of the fixing base 350 is provided with a slidable moving frame 320, the moving frame 320 is hollow, the hollow of the moving frame 320 is communicated with the hollow of the fixing base 350, the hollow of the moving frame 320 penetrates the front and rear sides of the moving frame 320, a pushing slide rail 351 is transversely arranged in the moving frame 320, a pushing slide block 352 slidably engaged with the pushing slide rail 351 is arranged in the fixing base 350, one side of the moving frame 320 is vertically provided with a detecting frame 310, a detecting arm 330 is formed under the detecting frame 310, a contact 331 is transversely fixed under the detecting arm 330, the contact 331 is used for contacting the inner wall of the motor end cover 400, when the contact 331 moves along the inner wall of the plane with different concave-convex portions of the motor end cover 400 along the Y-axis, the contact 331 drives the detecting arm 330 to move along the X-axis direction, a fixed block 322 is fixed in the fixed seat 350 through a screw, a movable slot 321 communicated with the inside of the movable frame 320 is opened outside the movable frame 320, one side of the fixed block 322 is in sliding fit with the movable slot 321, a through hole is opened in the fixed block 322, a pneumatic cylinder 340 passes through the through hole of the fixed block 322, a movable cylinder 342 is transversely arranged on the hollow front side of the movable frame 320, the front end of the pneumatic cylinder 340 passes through the inner rear end of the movable cylinder 342, the front end of the pneumatic cylinder 340 is in threaded fit with the inner wall of the movable cylinder 342, an elastic member 343 is arranged at the front end of the movable cylinder 342, the elastic member 343 can be a spring or soft rubber, if the elastic member 343 is a spring, the rear end of the spring is in threaded fit with the inner front end of the movable cylinder 342, if the soft rubber is, the rear end of the soft rubber is adhered to the front end of the movable cylinder 342, an pneumatic push rod 344 is arranged at the front end of the elastic member 343, the rear end of the pneumatic push rod 344 passes through the elastic member 343, a flexible rod, The movable cylinder 342 is matched with the pneumatic cylinder 340, the pneumatic push rod 344 is matched with a piston of the pneumatic cylinder 340, the front end of the pneumatic push rod 344 is provided with the limiting block 113, when the pneumatic push rod 344 moves backwards, the limiting block 113 blocks the pneumatic push rod 344 from entering the elastic piece 343, the front end of the pneumatic push rod 344 is tightly attached to the rear side of the detection frame 310, when the detection frame 310 moves along the X-axis direction, the detection frame 310 drives the pneumatic push rod 344 to move in a pushing mode, the pneumatic push rod 344 is matched with the piston of the pneumatic cylinder 340, the rear end of the pneumatic cylinder 340 is provided with the pneumatic detection device 341, and the pneumatic detection device 341 is used for collecting air pressure change data in the pneumatic cylinder 340 extruded by the pneumatic push rod 344.

Through the above technical solution, the fixing seat 350 moves through the moving mechanism 200, so that one end of the contact 331 is attached to the inner wall of the motor end cover 400, when the vertical plane of the motor end cover 400 is uneven and moves to the concave position, the contact 331 moves forward under the action of the elastic member 343, when moving to the convex position, the contact 331 moves backward, the contact 331 drives the detection arm 330 to move when moving forward or backward, the detection arm 330 drives the detection frame 310 to move, the detection frame 310 drives the pneumatic push rod 344 and the movable frame 320 to move, when the pneumatic push rod 344 passes through the convex plane of the motor end cover 400 at the contact 331, the pneumatic push rod 344 contracts the inside of the pneumatic cylinder 340, thereby applying pneumatic pressure to the gas inside the pneumatic cylinder 340, when the contact 331 passes through the concave plane of the motor end cover 400 at the pneumatic push rod 344, the pneumatic push rod 344 stretches the inside of the pneumatic cylinder 340 under the elastic action of the elastic member 343, so that no pneumatic pressure is applied to the gas inside the pneumatic cylinder 340, and finally, the pneumatic data inside the pneumatic cylinder 340 is recorded through the pneumatic detection device 341, so that the parallelism and perpendicularity values are obtained.

Specifically, in some embodiments, as shown in fig. 10 to 13, the number of the fixing seats 350 is two, and the structure of one more fixing seat is consistent with that of the above structure, so that the detection mechanism 300 is provided with two contact heads 331, and the two contact heads 331 are arranged in sequence from top to bottom, so that when the two contact heads 331 sequentially pass through the inner wall of the motor end cover 400, the upper contact head 331 can retest the plane through which the lower contact head 331 passes, thereby avoiding that the lower or upper contact head 331 is damaged, which causes data errors, and in order to enable the two contact heads 331 to be arranged in sequence from top to bottom, the shape of one detection arm 330 is provided with a groove, and the other detection arm 330 is of an inverted L shape, and the shape of the inverted L-shaped detection arm 330 matches with the groove, so that the contact heads 331 can be arranged in sequence from top to bottom after the L-shaped detection arm 330 is embedded in the groove.

Specifically, in some embodiments, the air pressure push rod 344 may be replaced by an air bag (not shown), the air pressure push rod 344 and the elastic member 343 may be removed under this structure, the rear end of the air bag is connected to the air pressure detection device 341, and the front end of the air bag is connected to the front side in the movable frame 320, so that when the contact 331 moves back and forth, the contact 331 drives the movable frame 320 to move, the movable frame 320 extrudes the air bag, and the air pressure detection device 341 detects the air pressure extruded in the air bag, so that this embodiment may also use the air pressure to measure different concave and convex planes in the motor end cover 400.

Specifically, in some embodiments, in the case that the number of the fixing seats 350 is two, one of the fixing seats can retain the air pressure push rod 344, and the other fixing seat can generate the measured air pressure by using the air bag, and by this embodiment, the accuracy of the two schemes can be comprehensively analyzed, thereby combining the measurement data with higher precision.

Referring to fig. 14, the detecting mechanism 300 further includes a control device 360 and a display device 370, the control device 360 is configured to compare and analyze each piece of air pressure variation data collected by the air pressure detecting device 341, the control device 360 is configured to send the analyzed data to the display device 370 for displaying parallelism and verticality, the air pressure detecting device 341 is in signal connection with the control device 360 through a conducting wire, and the display device 370 is in signal connection with the display device 370 through a conducting wire.

Through the above technical solution, when the air pressure push rod 344 passes through the protruding plane of the motor end cover 400 at the contact head 331, the air pressure push rod 344 contracts the inside of the air pressure cylinder 340, thereby applying air pressure to the air inside the air pressure cylinder 340, the air pressure detection device 341 is an air pressure sensor, the air pressure detection device 341 monitors the high air pressure after the pressure is applied to the air pressure cylinder 340, and sends the monitored high air pressure data to the control device 360 for analysis, when the air pressure push rod 344 passes through the recessed plane of the motor end cover 400 at the contact head 331, the air pressure push rod 344 extends the inside of the air pressure cylinder 340, thereby not applying air pressure to the air inside the air pressure cylinder 340, the air pressure detection device 341 monitors the low air pressure after the pressure is not applied to the air pressure cylinder 340, and sends the monitored low air pressure data to the control device 360 for analysis, the control device 360 is a server or a PLC, the control device 360 compares the similarity of the received high-pressure data and the low-pressure data, if the data difference is large, the unqualified parallelism and perpendicularity data are sent to the display device 370 to be displayed, the display device 370 is a display screen, and when the data difference of the comparison result is not large, the qualified parallelism and perpendicularity data are sent to the display device 370 to be displayed, so that the parallelism and perpendicularity of the inner diameter of the motor end cover 400 are detected.

Referring to fig. 1 to 4, the clamping mechanism 100 includes a base 110, a lower clamp plate 111 for placing a motor end cover 400, two limit blocks 113 formed on the lower clamp plate 111, limit grooves 410 corresponding to the limit blocks 113 formed on a bottom surface of the motor end cover 400, the limit grooves 410 being inserted into the limit blocks 113, a detection groove 114 formed in the upper clamp plate 112, the detection groove 114 corresponding to an inner diameter of the motor end cover 400 when the motor end cover 400 is placed on the lower clamp plate 111, when the contact 331 needs to be detected, the contact 331 passes through the detection groove 114 and is attached to an inner wall of the motor end cover 400, the lower clamp plate 111 is movable along a Y-axis direction, and the upper clamp plate 112 moves along with the lower clamp plate 111 to clamp both sides of the motor end cover 400.

Through the technical scheme, when motor end cover 400 is placed on lower plate 111, spacing groove 410 of motor end cover 400 is pegged graft with stopper 113, make motor end cover 400 by spacing placing on lower plate 111, drive lower plate 111 rebound, the top surface of motor end cover 400 is hugged closely with the bottom surface of punch holder 112, make motor end cover 400 by punch holder 112 board and lower plate 111 centre gripping, thereby fix the two sides of motor end cover 400, when contact 331 needs to detect the during operation, moving mechanism 200 drives contact 331 and passes and detect groove 114, make contact 331 stretched into the inner wall of motor end cover 400.

Referring to fig. 5 to 7, the base 110 is provided with a transmission part 140, the transmission part 140 includes two lifting screws 141, the lifting screws 141 are rotatably mounted on two sides of the base 110, the left and right sides of the lower clamp 111 are provided with nut mounting grooves 143, lifting nuts 142 are inserted in the nut mounting grooves 143, one end of the lifting screw 141 passes through the lifting nuts 142, the outer wall of the lifting screw 141 is in threaded fit with the inner wall of the lifting threads, two sides of the upper clamp 112 are provided with through holes, the upper end of the lifting screw 141 is in rotatable fit with the through holes of the upper clamp 112, the left and right sides of the base 110 are provided with first rotating grooves 1446, first bearings 1445 are provided in the first rotating grooves 1446, the lower end of the lifting screw 141 passes through the inner rings of the first bearings 1445, the lower end of the lifting screw 141 is in rotatable fit with the inner rings of the first bearings 1445, the lower end of the lifting screw 141 is further provided with first transmission wheels 1444, the base 110 is fixed with a bracket 131 through a screw, the bracket 131 is internally provided with a second rotating groove 1447, the second rotating groove 1447 is internally provided with a second bearing 1443, a transmission rotating shaft 144 passes through an inner ring of the second bearing 1443, the transmission rotating shaft 144 is in rotating fit with the inner ring of the second bearing 1443, the transmission rotating shaft 144 is externally sleeved with two second transmission wheels 1441, the second transmission wheels 1441 and the first transmission wheels 1444 are externally provided with transmission belts 1442, the second transmission wheels 1441 and the first transmission wheels 1444 are transmitted through the second transmission belts 1442, the transmission part 140 drives the lower clamp plate 111 to move along the Y axis, the transmission part 140 is provided with an electric driving part 120 and a manual driving part 130, the electric driving part 120 and the manual driving part 130 can respectively switch to drive the transmission part 140 for transmission, the electric driving part 120 comprises a driving frame 121, the driving frame 121 is provided with a driving motor 122, a rotating shaft of the driving motor 122 is fixed with the upper end of the lifting screw rod 141 through a screw, the driving motor 122 drives the lifting screw rod 141 to rotate, the manual driving part 130 comprises a hand twisting disc 132, the hand twisting disc 132 is installed on the transmission rotating shaft 144, the hand twisting disc 132 and the transmission rotating shaft 144 are coaxially driven, the base 110 is provided with a guide part 150 for guiding, the guide part 150 comprises four guide rods 152, the guide rods 152 are respectively and rotatably installed on four corners of the base 110, the base 110 is provided with lower guide rotating holes 151, the lower end of the guide rod 152 is provided with a lower guide rotating shaft 155, the lower guide rotating shaft 155 and the guide rods 152 are coaxially driven, the lower guide rotating holes 151 and the lower guide rotating shafts 155 are in rotating fit, the four corners of the lower clamping plate 111 are internally provided with guide rotating grooves 154, guide cylinders 153 penetrate through the guide rotating grooves 154, the upper ends of the guide rods 152 penetrate through the inner cylinders 153, the guide rods 152 are in rotating fit with the inner cylinders 153, the upper guide rotating holes 157 are opened in the four corners of the upper clamping plate 112, the upper end of the guide rod 152 is provided with an upper guide rotating shaft 156, the upper guide rotating shaft 156 is in coaxial transmission with the guide rod 152, and an upper guide rotating hole 157 is in rotating fit with the upper guide rotating shaft 156.

Through the above technical solution, when the lower plate 111 needs to be driven to move, the driving motor 122 drives the lifting screw rod 141 to rotate, the lifting screw rod 141 drives the lifting nut 142 to move along the Y-axis direction, the lifting screw rod 141 rotates and simultaneously drives the first driving wheel 1444 to rotate, the first driving wheel drives the second driving wheel 1441 to rotate through the driving belt 1442, so that the second driving wheel 1441 drives the first driving wheel 1444 on the other side to rotate through the driving belt 1442, the first driving wheel on the other side drives the lifting screw rod 141 on the other side to rotate, so that the lower plate 111 performs lifting movement, when a hand is needed, the hand rotating disc 132 is manually rotated, the hand rotating disc 132 drives the driving rotating shaft 144 to rotate, the driving rotating shaft 144 drives the second driving wheel 1441 to rotate, the second driving wheel 1441 drives the first driving wheel 1444 on both sides of the base 110 to rotate through the driving belt 1442, and the first driving wheel 1444 drives the lifting screw rod 141 to rotate, thereby manually driving the lower clamp plate 111 to move up and down.

Referring to fig. 5 to 13, the moving mechanism 200 includes a Y-axis adjusting portion 220 and an X-axis adjusting portion 230, the Y-axis adjusting portion 220 and the X-axis adjusting portion 230 are mounted on the upper clamp plate 112, the Y-axis adjusting portion 220 drives the air cylinder 340 to move along the Y-axis direction, and the X-axis adjusting portion 230 drives the air cylinder 340 to move along the X-axis direction.

Referring to fig. 8 to 9, the X-axis adjusting portion 230 includes an X-axis movable plate 231 and an X-axis fixed plate 232, the X-axis fixed plate 232 is vertically installed on the upper clamp plate 112, and the X-axis movable plate 231 is movably installed at one side of the X-axis fixed plate 232.

Through the technical scheme, the movable X-axis movable plate 231 is utilized, so that the position of the contact 331 can be moved along the X-axis direction through the X-axis movable plate 231, and the position can be adjusted.

Referring to fig. 8 to 9, the Y-axis adjusting part 220 includes a Y-axis moving plate 226 and a Y-axis fixing plate 221, the Y-axis fixing plate 221 is mounted on one side of the X-axis moving plate 231, the Y-axis moving plate 226 is movably mounted on one side of the Y-axis fixing plate 221, the Y-axis moving plate 226 is movable along the Y-axis of the Y-axis fixing plate 221, an adjusting plate 210 is fixed on one side of the Y-axis moving plate 226 by screws, and a fixing base 350 is fixed on one side of the adjusting plate 210 by screws.

Through the technical scheme, the movable Y-axis movable plate 226 is utilized, so that the position of the contact 331 can be moved along the Y-axis direction through the Y-axis movable plate 226, and the position can be adjusted.

Referring to fig. 8 to 9, a rotatable Y-axis adjusting cylinder 224 is vertically disposed on the Y-axis fixing plate 221, a Y-axis movable rod 225 is disposed on the Y-axis fixing plate 221, one end of the Y-axis movable rod 225 is in threaded engagement with an inner wall of the Y-axis adjusting cylinder 224, the Y-axis movable rod 225 can rotate along the Y-axis adjusting cylinder 224 and move along the Y-axis direction, a rotatable X-axis adjusting cylinder 235 is laterally disposed outside the X-axis fixing plate 232, an X-axis movable rod 236 is disposed outside the X-axis fixing plate 232, one end of the X-axis movable rod 236 is in threaded engagement with an inner wall of the X-axis adjusting cylinder 235, the X-axis movable rod 236 can rotate along the X-axis adjusting cylinder 235 and move along the X-axis direction, an X-axis fixing frame 237 is disposed on one side of the X-axis fixing frame 232, a through hole is transversely disposed in the X-axis fixing frame 237, the X-axis adjusting cylinder 235 passes through the through hole of the X-axis fixing frame 237, the X-axis adjusting cylinder 235 is in rotational engagement with the through hole of the X-axis fixing frame 237, the X-axis movable rod 236 passes through the X-axis adjusting cylinder 235, an X-axis movable rod 236 is in threaded fit with an inner cylinder of an X-axis adjusting cylinder 235, one end of the X-axis movable rod 236 is fixed with one end of an X-axis movable plate 231, one surface of an X-axis fixing frame 237 is transversely provided with an X-axis sliding block 233, one surface of the X-axis movable plate 231 is provided with an X-axis sliding rail 234 in sliding fit with the X-axis sliding block 233, one side of a Y-axis fixing plate 221 is provided with a Y-axis fixing frame 227, a through hole is vertically formed in the Y-axis fixing frame 227, the Y-axis adjusting cylinder 224 penetrates through the through hole of the Y-axis fixing frame 227, the Y-axis movable rod 225 penetrates through the Y-axis adjusting cylinder 224, the Y-axis movable rod 225 is in threaded fit with the inner cylinder of the Y-axis adjusting cylinder 224, one end of the Y-axis movable rod 225 is fixed with one end of the Y-axis movable plate 226, one surface of the Y-axis fixing frame 227 is vertically provided with a Y-axis sliding block 223, one surface of the Y-axis movable plate 226 is provided with a Y-axis sliding rail 222, and the Y-axis sliding block 223 is in sliding fit with the Y-axis sliding plate 222.

Through the technical scheme, when the X-axis adjusting cylinder 235 rotates, the X-axis movable rod 236 moves along the X-axis adjusting cylinder 235, the X-axis movable rod 236 moves along the X-axis direction, the X-axis movable rod 236 drives the X-axis movable plate 231 to move along the X-axis direction, so that the X-axis direction of the butt contact 331 is adjusted, when the Y-axis adjusting cylinder 224 rotates, the Y-axis movable rod 225 moves along the Y-axis adjusting cylinder 224, the Y-axis movable rod 225 moves along the Y-axis direction, and the Y-axis movable rod 225 drives the Y-axis movable plate 226 to move along the Y-axis direction, so that the Y-axis direction of the butt contact 331 is adjusted, and when the detection needs to be moved along the Y-axis, the detection is realized through the structure.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. A motor casing end cover verticality parallelism detector is characterized by comprising a clamping mechanism, a detection mechanism and a moving mechanism, wherein the clamping mechanism comprises an upper clamping plate and a lower clamping plate which are transversely arranged, the lower clamping plate can move along the Y-axis direction, the top surface of the lower clamping plate corresponds to the bottom surface of the upper clamping plate, the upper surface and the lower surface of a motor end cover can be clamped and fixed by the lower clamping plate and the upper clamping plate, a detection groove corresponding to an opening of the motor end cover is formed in the upper clamping plate, the moving mechanism drives the detection mechanism to move in the X-axis direction and the Y-axis direction, the moving mechanism is installed on the upper clamping plate, the detection mechanism can extend into the detection groove, the detection mechanism detects the inner wall of the motor end cover, the detection mechanism is attached to the inner wall of the motor end cover to detect parallelism and verticality, the detection mechanism detects the inner wall of the motor end cover along the Y-axis direction, and the detection mechanism is installed on the moving mechanism.

2. The motor casing end cover verticality parallelism detector according to claim 1, wherein the detection mechanism moves along the Y-axis direction, the detection mechanism generates different air pressure values along with different concave-convex planes of the motor end cover, the detection mechanism performs similarity comparison and analysis according to the different air pressure values, and the detection mechanism generates parallelism and verticality data after analysis.

3. The motor casing end cover verticality parallelism detector according to claim 2, wherein the detection mechanism comprises a pneumatic cylinder, the pneumatic cylinder is mounted on the moving mechanism, the moving mechanism drives the pneumatic cylinder to move in the X-axis and Y-axis directions, one end of the pneumatic cylinder is provided with an elastic part, an air pressure push rod penetrates through the elastic part and the pneumatic cylinder, the air pressure push rod is matched with a piston of the pneumatic cylinder, the elastic part is elastically matched with the air pressure push rod, when the air pressure push rod contacts different concave-convex planes of the motor end cover, the air pressure push rod stretches towards the interior of the pneumatic cylinder, the other end of the pneumatic cylinder is provided with an air pressure detection device, and the air pressure detection device is used for collecting air pressure change data generated when the air pressure push rod extrudes the air pressure cylinder.

4. The motor casing end cover verticality parallelism detector according to claim 3, wherein the detection mechanism further comprises a control device and a display device, the control device is used for comparing and analyzing the similarity of each piece of air pressure change data collected by the air pressure detection device, and the control device is used for sending the analyzed data to the display device for displaying the parallelism and the verticality.

5. The motor casing end cover perpendicularity parallelism detector according to claim 3, characterized in that the clamping mechanism further comprises a base, the lower clamp plate and the upper clamp plate are sequentially mounted from bottom to top, and the length and the width of the lower clamp plate and the upper clamp plate are both longer than those of the motor end cover.

6. The motor casing end cover verticality parallelism detector according to claim 5, wherein a transmission part is arranged on the base, the transmission part drives the lower clamping plate to move along the Y axis, an electric driving part and a manual driving part are arranged on the transmission part, and the electric driving part and the manual driving part can respectively switch and drive the transmission part to transmit.

7. The motor casing end cover verticality parallelism detector according to claim 6, wherein the moving mechanism comprises a Y-axis adjusting part and an X-axis adjusting part, the Y-axis adjusting part and the X-axis adjusting part are mounted on the upper clamping plate, the Y-axis adjusting part drives the air cylinder to move along the Y-axis direction, and the X-axis adjusting part drives the air cylinder to move along the X-axis direction.

8. The instrument as claimed in claim 7, wherein the X-axis adjusting part comprises an X-axis moving plate and an X-axis fixing plate, the X-axis fixing plate is mounted on the upper plate, the X-axis moving plate is movably mounted on one side of the X-axis fixing plate, and the X-axis moving plate can move along the X-axis of the X-axis fixing plate.

9. The motor casing end cover verticality parallelism detector according to claim 8, wherein the Y-axis adjusting portion comprises a Y-axis movable plate and a Y-axis fixed plate, the Y-axis fixed plate is mounted on one side of the X-axis movable plate, the Y-axis movable plate is movably mounted on one side of the Y-axis fixed plate, the Y-axis movable plate is movable along the Y-axis of the Y-axis fixed plate, and the pneumatic cylinder is mounted on one side of the Y-axis movable plate.

10. The motor casing end cover verticality parallelism detector according to claim 9, wherein a rotatable Y-axis adjusting cylinder is vertically arranged on the Y-axis fixing plate, a Y-axis movable rod is arranged on the Y-axis fixing plate, one end of the Y-axis movable rod is in threaded fit with the inner wall of the Y-axis adjusting cylinder, when the Y-axis adjusting cylinder rotates, the Y-axis adjusting cylinder drives the Y-axis movable rod to move along the Y-axis direction, a rotatable X-axis adjusting cylinder is transversely arranged outside the X-axis fixing plate, an X-axis movable rod is arranged outside the X-axis fixing plate, one end of the X-axis movable rod is in threaded fit with the inner wall of the X-axis adjusting cylinder, and when the X-axis adjusting cylinder rotates, the X-axis adjusting cylinder drives the X-axis movable rod to move along the X-axis direction.