CN117109515B - End face perpendicularity detection device based on ball screw production - Google Patents
End face perpendicularity detection device based on ball screw production Download PDFInfo
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- CN117109515B CN117109515B CN202311387138.7A CN202311387138A CN117109515B CN 117109515 B CN117109515 B CN 117109515B CN 202311387138 A CN202311387138 A CN 202311387138A CN 117109515 B CN117109515 B CN 117109515B
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- 238000001514 detection method Methods 0.000 title claims abstract description 75
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 238000012546 transfer Methods 0.000 claims abstract description 30
- 238000006073 displacement reaction Methods 0.000 claims description 33
- 238000013519 translation Methods 0.000 claims description 24
- 238000005096 rolling process Methods 0.000 claims description 21
- 238000007599 discharging Methods 0.000 claims description 12
- 238000001179 sorption measurement Methods 0.000 claims description 10
- 238000001125 extrusion Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 description 21
- 230000008569 process Effects 0.000 description 17
- 238000005452 bending Methods 0.000 description 14
- 239000011295 pitch Substances 0.000 description 7
- 230000008859 change Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
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- 230000005484 gravity Effects 0.000 description 3
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/22—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/16—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring distance of clearance between spaced objects
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Abstract
The invention discloses an end face perpendicularity detection device for ball screw production, which relates to the technical field of ball screw detection and comprises a working box, a supporting table, a detection assembly, a transfer assembly and a conveying belt, wherein the supporting table is in fastening connection with the ground, the conveying belt is in fastening connection with the side edge of the supporting table, the working box is in fastening connection with the supporting table, the working box is positioned at the middle position of the upper side of the supporting table, the detection assembly is arranged in the working box, the detection assembly is in fastening connection with the working box, the transfer assembly is in fastening connection with the supporting table, and the transfer assembly penetrates through the working box. The carrying disc is conveyed by the conveying belt, the transferring assembly moves the carrying disc into the working box, the detecting assembly detects the ball screw, the ball screw after detection is put back onto the carrying disc, and the ball screw is conveyed back onto the conveying belt again by the transferring assembly. The detection device provided by the invention realizes continuous automatic detection of the ball screw, and greatly improves the detection efficiency and detection precision of the ball screw.
Description
Technical Field
The invention relates to the technical field of ball screw detection, in particular to an end face perpendicularity detection device for ball screw production.
Background
Ball screw is a common transmission device commonly used for converting rotary motion into linear motion or converting linear motion into rotary motion, and consists of a threaded shaft and a ball nut. Ball screws are widely used in industrial automation fields such as machine tools, packaging equipment, printing machines, aerospace devices, and the like, as well as in some precision instruments and meters. The detection of the ball screw mainly detects the threaded shaft, but the existing detection equipment has more defects and cannot meet the use requirement.
When the conventional ball screw detection device detects the perpendicularity of the end face of the screw, the conventional ball screw detection device is easily affected by the tiny bending of the screw body, the bending of the screw body enables the standard to be inaccurate when the end face is detected, the detection result is unqualified, and the conventional ball screw detection device cannot synchronously adjust the detection standard according to the bending of the screw body.
For ball screw, the screw pitch of screw shaft is also very critical, and current screw pitch detection device only can carry out local spot check to screw shaft, can't accurately reflect the change condition of whole screw pitch, also can influence check out test set to the lead screw of different helical pitches, and conventional ball screw detection device can't use in the ball screw of different specifications, has greatly reduced detection device's universality.
Disclosure of Invention
The invention aims to provide an end face perpendicularity detection device for ball screw production, which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a based on ball production is with terminal surface straightness detection device that hangs down, includes work box, brace table, detection component, transfer subassembly, conveyer belt, brace table and ground fastening connection, conveyer belt and brace table side fastening connection, work box and brace table fastening connection, work box are located brace table upside intermediate position, and detection component sets up inside the work box, detection component and work box fastening connection, transfer subassembly and brace table fastening connection, transfer subassembly pass from the work box is inside. The ball screw is placed on a carrying tray, which belongs to the technical means conventional in the art, and the specific structure is not described. The carrying disc is conveyed by the conveying belt, the transferring assembly moves the carrying disc into the working box, the detecting assembly detects the ball screw, the ball screw after detection is put back onto the carrying disc, the ball screw is conveyed back onto the conveying belt again by the transferring assembly, and the conveying belt outputs the ball screw.
Further, the detection assembly comprises a fixing unit, end face detection units and interval detection units, wherein the fixing unit is fixedly connected with the inner wall of the working box, the end face detection units are arranged on two sides of the fixing unit, the interval detection units are arranged in the middle of the fixing unit, and the end face detection units and the interval detection units are fixedly connected with the inner wall of the working box. The fixing unit is used for carrying out positioning extraction on the ball screw, the end face detection unit is used for detecting the perpendicularity of the end face of the ball screw, and the interval detection unit is used for detecting the thread interval of the ball screw.
Further, the fixed unit includes telescopic adjustment pole, the mounting panel, translation clamp, promote the jar, the grip block, telescopic adjustment pole and work box inner wall fastening connection, the one end fastening connection of work box inner wall is kept away from to mounting panel and telescopic adjustment pole, translation clamp and mounting panel sliding connection, the translation clamp is provided with two sets of, two sets of translation clamps set up relatively, promote jar and mounting panel fastening connection, promote the output shaft of jar and translation clamp fastening connection, grip block and translation clamp rotate and connect, grip block and translation clamp hookup location department is provided with the torsional spring, one side that the translation clamp was kept away from to the grip block is provided with the V-arrangement groove, V-arrangement groove upside inclined plane sets up to the friction surface, V-arrangement groove downside inclined plane sets up to smooth surface. In the process of taking out the ball screw, the telescopic adjusting rod drives the translation clamp to move downwards, so that the translation clamp is close to the surface of the carrying disc, the pushing cylinder pushes the translation clamp to gather towards the middle, the torsion springs arranged at the connecting positions of the clamping blocks and the translation clamp can correct the positions of the clamping blocks, and in a conventional state, the clamping blocks are in a horizontal state, and deflection angles can be adjusted according to the bending amounts at two ends of the ball screw only when the ball screw is clamped. The application of the torsion spring belongs to the conventional technical means in the field, and the specific setting mode is not described. In the process of clamping the ball screw, the ball screw can be gradually clamped by the V-shaped groove, at the initial stage of clamping, only the inclined surface of the lower side of the V-shaped groove is contacted with the ball screw, as the inclined surface of the lower side of the V-shaped groove is set to be a smooth surface, when two ends of the ball screw are clamped, the ball screw is influenced by gravity to deflect downwards, the bending direction of the ball screw can rotate to the same side as the deflection direction of the V-shaped groove, after the V-shaped groove is continuously clamped, the ball screw can be contacted with the inclined surface of the upper side of the V-shaped groove, and the inclined surface of the upper side of the V-shaped groove is set to be a friction surface, so that the ball screw can be clamped and fixed. According to the invention, the difference of friction forces between the fixing unit and the upper side surface and the lower side surface of the V-shaped groove enables the bending direction of the ball screw to be the same as the rotatable direction of the clamping block on one hand, and the fixing of the ball screw is still realized on the other hand. The clamping block automatically realizes angle deflection along with the ball screw in the clamping process, so that the end face detection unit can eliminate the axial bending interference of the screw rod, and the end face vertical precision can be detected more accurately.
Further, the terminal surface detecting element includes second telescopic link, setting plate, adjustment motor, rotor plate, displacement needle, and second telescopic link and grip block fastening connection set up board and second telescopic link fastening connection, adjustment motor and setting plate fastening connection, and adjustment motor's output shaft and rotor plate fastening connection are provided with the antifriction zone on the rotor plate, are provided with displacement sensor on the second telescopic link with the antifriction zone fastening connection. The displacement sensor can transmit the real-time extension data of the second telescopic rod to the data center, and belongs to the conventional technical means in the field, and the specific setting mode is not described. The second telescopic link is inside to be provided with automatic telescopic machanism, when carrying out terminal surface straightness that hangs down and detect, can drive displacement needle oppression on the terminal surface, displacement needle pointed end is provided with touch sensor, and the adjustment motor drives the rotor plate and rotates, and the rotor plate drives the displacement needle and rotates, and the distance of displacement needle distance terminal surface center is adjusted to the antifriction zone, and the displacement needle is removed to the terminal surface outside from the terminal surface centre gradually, and in the removal in-process, the displacement needle is constantly rotated around the rotor plate center, sets up the center of rotor plate and the coincidence of lead screw terminal surface center. And each position of the end face corresponds to the extension amount of one second telescopic rod, and the lead screw exceeding the set value is judged to be unqualified in verticality by taking the extension amount difference value of the second telescopic rod as a measurement standard.
Further, interval detecting element includes horizontal module, lift adjustment post, encircle the piece, transversely push away the jar, the annular mouth, encircle the part, locating plate, horizontal module and work box inner wall fastening connection, the displacement platform fastening connection of lift adjustment post and horizontal module, the one end and the locating plate fastening connection of horizontal module are kept away from to the lift adjustment post, encircle piece and locating plate sliding connection, encircle the piece and be provided with two, two encircle the piece and set up relatively, transversely push away jar and locating plate fastening connection, the output shaft of transversely pushing away the jar and encircle a fastening connection, the annular mouth sets up on encircling the piece, encircle the part setting in annular mouth department. The horizontal module drives the lifting adjusting column to move, the lifting adjusting column can automatically control lifting, the conventional technical means of the person skilled in the art is omitted, the specific structure is not described, the lifting adjusting column drives the positioning plate to move up and down so as to adjust to a proper height position, the transverse pushing cylinder pushes the surrounding blocks to polymerize towards the middle, the annular openings of the two surrounding blocks are spliced into an annular shape, and the surrounding parts rotate along the annular openings in the moving process of the horizontal module.
Further, encircle the part including setting up the pole, remove the cover, articulated pole, the extension post, roll the round, extrusion spring, the arc slider, elastic rope, arc slider and annular mouth sliding connection, elastic rope one end and encircle a fastening connection, elastic rope other end and arc slider rotate to be connected, set up pole and arc slider fastening connection, the one end and the extension post fastening connection of arc slider are kept away from to the setting pole, extension post and roll round rotation to be connected, remove the cover and set up pole sliding connection, extrusion spring one end and removal cover fastening connection, extrusion spring other end and setting up pole fastening connection, articulated pole one end and removal cover rotation to be connected, articulated pole other end and extension post are kept away from the one end rotation of setting up the pole and are connected. The rolling wheels are respectively contacted with two sides of the thread groove of the ball screw, the rolling wheels move along the threads, the setting rod can continuously rotate along the advancing direction of the threads in the moving process of the horizontal module, the elastic rope plays a constraint role on the arc-shaped sliding block, and when the two encircling blocks are separated, the position of the arc-shaped sliding block can be limited by the tensile force of the elastic rope, so that the arc-shaped sliding block is prevented from falling off. When the rolling wheel rolls along the threads, the extrusion spring can extrude the movable sleeve, and the movable sleeve is provided with a displacement sensor and can output real-time position information of the movable sleeve. The moving sleeve drives the hinging rod to adjust the angle so as to control the elongation of the elongation column, ensure that the elongation column can prop the rolling wheels on the side wall of the screw thread, and the two rolling wheels can feed back the change of the screw thread interval in real time in the process of moving along the screw thread, so that the change of the screw thread interval exceeds the ball screw of the set value, and the ball screw is marked as an unqualified product.
Further, transfer the subassembly and include material loading frame, unloading frame, handling unit, transfer area, material loading frame, unloading frame and brace table fastening connection, material loading frame, unloading frame set up respectively in the brace table both sides, transfer area side is provided with the supporting leg, supporting leg and brace table fastening connection, and handling unit is provided with two sets of, two sets of handling units respectively with material loading frame, unloading frame fastening connection. The carrying unit arranged at the feeding frame carries the carrying tray carrying the ball screw onto the transfer belt, the transfer belt drives the carrying tray to move, and the carrying unit at the discharging frame carries the carrying tray carrying the ball screw onto the conveying belt from the transfer belt.
Further, the transport unit includes fixed plate, slide rail, promotes the cylinder, the board that slides, lift cylinder, revolving cylinder, adsorption clip, and the fixed plate that two sets of transport units contain respectively with material loading frame, unloading frame fastening connection, promote cylinder, slide rail and fixed plate fastening connection, slide plate and slide rail sliding connection, promote the output shaft of cylinder and slide plate fastening connection, lift cylinder's output shaft and revolving cylinder fastening connection, revolving cylinder's output shaft and adsorption clip are tight to be connected admittedly. The pushing cylinder can push the sliding plate to horizontally move along the sliding rail, the sliding plate drives the lifting cylinder to horizontally move, the lifting cylinder drives the rotating cylinder to lift, the rotating cylinder drives the adsorption clamp to rotate, and the adsorption clamp can adsorb the carrying disc.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, the difference of friction forces between the fixing unit and the upper side surface and the lower side surface of the V-shaped groove enables the bending direction of the ball screw to be the same as the rotatable direction of the clamping block on one hand, and the fixing of the ball screw is still realized on the other hand. The clamping block automatically realizes angle deflection along with the ball screw in the clamping process, so that the end face detection unit can eliminate the axial bending interference of the screw rod, and the end face vertical precision can be detected more accurately. According to the invention, the end face detection unit continuously rotates around the center of the rotating plate through the displacement needle, the lead screw exceeding the set value is judged to be unqualified in perpendicularity by taking the difference value of the extending amount of the second telescopic rod as a measurement standard, and the accuracy of end face perpendicularity detection is greatly improved. According to the interval detection unit, the annular track is formed on the outer ring of the screw rod through the split type surrounding blocks, so that the surrounding parts can continuously move along the thread grooves, and the continuity detection of the thread interval is realized. The automatic adjustment of the rolling wheel position enables the rolling wheel to be automatically attached to the thread gaps of the thread shafts with different specifications, and universality of the detection device is greatly improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial structure of a carrying unit according to the present invention;
FIG. 3 is a cross-sectional view of the internal structure of the work box of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic view of the structure of the fixing unit of the present invention;
FIG. 6 is a partial structural perspective view of the fixing unit of the present invention;
FIG. 7 is a schematic view of a partial structure of a pitch detection unit according to the present invention;
FIG. 8 is a partial perspective view of the spacing detecting unit of the present invention;
FIG. 9 is a schematic view of the surrounding structure of the present invention;
in the figure: the device comprises a 1-working box, a 2-supporting table, a 3-detecting component, a 31-fixing unit, a 311-telescopic adjusting rod, a 312-mounting plate, a 313-translation clamp, a 314-pushing cylinder, a 315-clamping block, a 316-V-shaped groove, a 32-end face detecting unit, a 321-second telescopic rod, a 322-setting plate, a 323-adjusting motor, a 324-rotating plate, a 325-displacement needle, a 33-interval detecting unit, a 331-horizontal module, a 332-lifting adjusting cylinder, a 333-encircling block, a 334-transverse pushing cylinder, a 335-annular opening, a 336-encircling component, a 3361-setting rod, a 3362-moving sleeve, a 3363-hinging rod, a 3364-extending cylinder, a 3365-rolling wheel, a 3366-pressing spring, a 3367-arc-shaped sliding block, a 3368-elastic rope, a 337-positioning plate, a 5-transferring component, a 51-feeding frame, a 52-blanking frame, a 53-carrying unit, a 531-fixing plate, a 532-sliding rail, a 533-pushing cylinder, a 534-sliding plate, a lifting cylinder, a 536-rotating cylinder, a 537-rotating clamp, a 535-adsorbing clamp, a 54-adsorbing belt and a 6-conveyer belt.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in FIG. 1, the end face perpendicularity detection device for ball screw production comprises a working box 1, a supporting table 2, a detection assembly 3, a transfer assembly 5 and a conveying belt 6, wherein the supporting table 2 is in ground fastening connection, the conveying belt 6 is in side fastening connection with the supporting table 2, the working box 1 is in fastening connection with the supporting table 2, the working box 1 is located at the middle position of the upper side of the supporting table 2, the detection assembly 3 is arranged inside the working box 1, the detection assembly 3 is in fastening connection with the working box 1, the transfer assembly 5 is in fastening connection with the supporting table 2, and the transfer assembly 5 penetrates through the working box 1. The ball screw is placed on a carrying tray, which belongs to the technical means conventional in the art, and the specific structure is not described. The carrying disc is conveyed by the conveying belt 6, the transferring assembly 5 moves the carrying disc into the working box 1, the detecting assembly 3 detects the ball screw, the ball screw after detection is put back on the carrying disc, the ball screw is conveyed back to the conveying belt 6 again by the transferring assembly 5, and the conveying belt 6 outputs the ball screw.
As shown in fig. 3, the detecting assembly 3 includes a fixing unit 31, an end face detecting unit 32, and a distance detecting unit 33, the fixing unit 31 is fastened to the inner wall of the working box 1, the end face detecting unit 32 is disposed on two sides of the fixing unit 31, the distance detecting unit 33 is disposed in the middle of the fixing unit 31, and the end face detecting unit 32 and the distance detecting unit 33 are fastened to the inner wall of the working box 1. The fixing unit 31 performs positioning extraction on the ball screw, the end face detection unit 32 detects the end face perpendicularity of the ball screw, and the pitch detection unit 33 detects the thread pitch of the ball screw.
As shown in fig. 5 and 6, the fixing unit 31 includes a telescopic adjusting rod 311, a mounting plate 312, a translational clamp 313, a pushing cylinder 314, and a clamping block 315, the telescopic adjusting rod 311 is fastened to the inner wall of the working box 1, the mounting plate 312 and one end of the telescopic adjusting rod 311, which is far away from the inner wall of the working box 1, are fastened to each other, the translational clamp 313 is slidably connected with the mounting plate 312, two groups of translational clamps 313 are arranged oppositely, the pushing cylinder 314 is fastened to the mounting plate 312, an output shaft of the pushing cylinder 314 is fastened to the translational clamp 313, the clamping block 315 is rotatably connected with the translational clamp 313, a torsion spring is disposed at a connecting position of the clamping block 315 and the translational clamp 313, a V-shaped groove 316 is disposed on a side of the clamping block 315, which is far away from the translational clamp 313, an upper inclined surface of the V-shaped groove 316 is set as a friction surface, and a lower inclined surface of the V-shaped groove 316 is set as a smooth surface. In the process of taking out the ball screw, the telescopic adjusting rod 311 drives the translation clamp 313 to move downwards, so that the translation clamp 313 is close to the surface of the carrying disc, the pushing cylinder 314 pushes the translation clamp 313 to gather towards the middle, the torsion spring arranged at the connecting position of the clamping block 315 and the translation clamp 313 can correct the position of the clamping block 315, the clamping block 315 is in a horizontal state in a normal state, and the deflection angle can be adjusted according to the bending quantity of two ends of the ball screw only when the ball screw is clamped. The application of the torsion spring belongs to the conventional technical means in the field, and the specific setting mode is not described. In the process of clamping the ball screw, the V-shaped groove 316 gradually clamps the ball screw, at the initial stage of clamping, only the inclined surface of the lower side of the V-shaped groove 316 contacts the ball screw, as the inclined surface of the lower side of the V-shaped groove 316 is set to be a smooth surface, when two ends of the ball screw are clamped, the ball screw is influenced by gravity to deflect downwards, the bending direction of the ball screw can rotate to the same side as the deflection direction of the V-shaped groove 316, after the V-shaped groove 316 is continuously clamped, the ball screw can contact with the inclined surface of the upper side of the V-shaped groove 316, and the inclined surface of the upper side of the V-shaped groove 316 is set to be a friction surface to clamp and fix the ball screw. The difference of friction forces between the fixing unit 31 and the upper side and the lower side of the V-shaped groove ensures that the bending direction of the ball screw and the rotatable direction of the clamping block are the same on one hand, and the fixing of the ball screw is still realized on the other hand. The clamping block 315 automatically realizes angle deflection along with the ball screw in the clamping process, so that the end face detection unit 32 can eliminate the interference of axial bending of the screw rod, and the end face vertical precision can be detected more accurately.
As shown in fig. 3 and 4, the end face detection unit 32 includes a second telescopic rod 321, a setting plate 322, an adjustment motor 323, a rotating plate 324, and a displacement needle 325, the second telescopic rod 321 is fastened to the clamping block 315, the setting plate 322 is fastened to the second telescopic rod 321, the adjustment motor 323 is fastened to the setting plate 322, an output shaft of the adjustment motor 323 is fastened to the rotating plate 324, a rolling belt is provided on the rotating plate 324, the displacement needle 325 is fastened to the rolling belt, and a displacement sensor is provided on the second telescopic rod 321. The displacement sensor can transmit the real-time extension data of the second telescopic rod to the data center, and belongs to the conventional technical means in the field, and the specific setting mode is not described. The second telescopic link 321 is inside to be provided with automatic telescopic machanism, when carrying out the terminal surface straightness that hangs down and detect, can drive displacement needle 325 oppression on the terminal surface, displacement needle 325 pointed end is provided with touch sensor, adjustment motor 323 drives the rotation board 324 and rotates, the rotation board 324 drives displacement needle 325 rotation, the distance of displacement needle 325 apart from the terminal surface center is adjusted to the rolling belt, displacement needle 325 is moved to the terminal surface outside gradually from the terminal surface centre, in the removal in-process, displacement needle 325 constantly rotates around rotation board 324 center, set up the center of rotation board 324 and lead screw terminal surface center coincidence. And each position of the end face corresponds to the extension amount of one second telescopic rod 321, and the lead screw exceeding the set value is judged as unqualified in verticality by taking the extension amount difference value of the second telescopic rod 321 as a measurement standard.
As shown in fig. 7 and 8, the interval detecting unit 33 includes a horizontal module 331, a lifting adjusting column 332, a surrounding block 333, a horizontal pushing cylinder 334, an annular opening 335, a surrounding part 336, and a positioning plate 337, the horizontal module 331 is fastened to the inner wall of the working box 1, the lifting adjusting column 332 is fastened to the displacement platform of the horizontal module 331, one end of the lifting adjusting column 332 far away from the horizontal module 331 is fastened to the positioning plate 337, the surrounding block 333 is slidably connected to the positioning plate 337, two surrounding blocks 333 are provided, the two surrounding blocks 333 are oppositely arranged, the horizontal pushing cylinder 334 is fastened to the positioning plate 337, the output shaft of the horizontal pushing cylinder 334 is fastened to the surrounding block 333, the annular opening 335 is arranged on the surrounding block 333, and the surrounding part 336 is arranged at the annular opening 335. The horizontal module 331 drives the lifting adjusting column 332 to move, the lifting adjusting column 332 can automatically control lifting, which belongs to a conventional technical means of a person skilled in the art, a specific structure is not described, the lifting adjusting column 332 drives the positioning plate 337 to move up and down so as to adjust to a proper height position, the transverse pushing cylinder 334 pushes the surrounding blocks 333 to polymerize towards the middle, the annular openings 335 of the two surrounding blocks 333 are spliced into an annular shape, and the surrounding parts 336 rotate along the annular openings 335 in the moving process of the horizontal module 331.
As shown in fig. 9, the surrounding member 336 includes a setting lever 3361, a moving sleeve 3362, a hinge lever 3363, an extension post 3364, a rolling wheel 3365, a pressing spring 3366, an arc slide 3367, an elastic rope 3368, the arc slide 3367 and the annular opening 335 are slidably connected, one end of the elastic rope 3368 is fixedly connected with the surrounding block 333, the other end of the elastic rope 3368 is rotatably connected with the arc slide 3367, the setting lever 3361 is fixedly connected with the arc slide 3367, one end of the setting lever 3361 away from the arc slide 3367 is fixedly connected with the extension post 3364, the extension post 3364 is rotatably connected with the rolling wheel 3365, the moving sleeve 3362 is slidably connected with the setting lever 3361, one end of the pressing spring 3366 is fixedly connected with the moving sleeve 3362, one end of the hinge lever 3363 is rotatably connected with the moving sleeve 3362, and the other end of the hinge lever 3363 is rotatably connected with one end of the extension post 3364 away from the setting lever 3361. The rolling wheels 3365 are respectively contacted with two sides of the ball screw thread groove, the rolling wheels 3365 move along the threads, the setting rod 3361 can continuously rotate along the advancing direction of the threads in the moving process of the horizontal module 331, the elastic ropes 3368 play a role in restraining the arc-shaped sliding blocks 3367, and when the two encircling blocks 333 are separated, the positions of the arc-shaped sliding blocks 3367 are limited by the tensile force of the elastic ropes 3368, so that the arc-shaped sliding blocks 3367 are prevented from falling off. When the rolling wheel 3365 rolls along the screw thread, the pressing spring 3366 presses the moving sleeve 3362, and the moving sleeve 3362 is provided with a displacement sensor to output real-time position information of the moving sleeve. The moving sleeve drives the hinging rod to adjust the angle so as to control the elongation of the elongation column 3364, ensure that the elongation column 3364 can push the rolling wheels on the side wall of the screw thread, and the two rolling wheels 3365 can feed back the change of the screw thread interval in real time in the process of moving along the screw thread, and mark the ball screw with the change of the screw thread interval exceeding a set value as an unqualified product.
As shown in fig. 1, the transfer assembly 5 includes a feeding frame 51, a discharging frame 52, a carrying unit 53, and a transfer belt 54, where the feeding frame 51, the discharging frame 52, and the supporting table 2 are fastened and connected, the feeding frame 51 and the discharging frame 52 are respectively disposed on two sides of the supporting table 2, support legs are disposed on sides of the transfer belt 54, the support legs are fastened and connected with the supporting table 2, the carrying unit 53 is provided with two groups, and the two groups of carrying units 53 are fastened and connected with the feeding frame 51 and the discharging frame 52. The carrying unit 53 arranged at the feeding frame 51 carries the carrying tray carrying the ball screw onto the transfer belt 54, the transfer belt 54 drives the carrying tray to move, and the carrying unit 53 at the discharging frame 52 carries the carrying tray carrying the ball screw onto the conveying belt from the transfer belt.
As shown in fig. 2, the carrying unit 53 includes a fixing plate 531, a slide rail 532, a pushing cylinder 533, a sliding plate 534, a lifting cylinder 535, a revolving cylinder 536, and an adsorption clip 537, where the fixing plate 531 included in the two sets of carrying units 53 is respectively fastened to the feeding frame 51 and the discharging frame 52, the pushing cylinder 533, the slide rail 532, and the fixing plate 531 are fastened to each other, the sliding plate 534 and the slide rail 532 are slidingly connected, an output shaft of the pushing cylinder 533 is fastened to the sliding plate 534, the lifting cylinder 535 is fastened to the sliding plate 534, an output shaft of the lifting cylinder 535 is fastened to the revolving cylinder 536, and an output shaft of the revolving cylinder 536 is fastened to the adsorption clip 537. The pushing cylinder 533 can push the sliding plate 534 to horizontally move along the sliding rail 532, the sliding plate 534 drives the lifting cylinder 535 to translate, the lifting cylinder 535 drives the rotating cylinder 536 to lift, the rotating cylinder 536 drives the adsorption clamp 537 to rotate, and the adsorption clamp 537 can adsorb the carrying tray.
The working principle of the invention is as follows: the carrying unit 53 arranged at the feeding frame 51 carries the carrying tray carrying the ball screw onto the transfer belt 54, the transfer belt 54 drives the carrying tray to move, the carrying tray moves into the working box 1, the telescopic adjusting rod 311 drives the translating clamp 313 to move downwards, the translating clamp 313 is close to the surface of the carrying tray, at the moment, the pushing cylinder 314 pushes the translating clamp 313 to gather towards the middle, the V-shaped groove 316 gradually clamps the ball screw, in the initial stage of clamping, only the lower inclined surface of the V-shaped groove 316 contacts the ball screw, as the lower inclined surface of the V-shaped groove 316 is arranged to be a smooth surface, when two ends of the ball screw are clamped, the ball screw is influenced by gravity and can deflect in a downwards moving manner, the bending direction of the ball screw can rotate to the same side as the deflectable direction of the V-shaped groove 316, and after the V-shaped groove 316 is continuously clamped, the ball screw can contact with the upper inclined surface of the V-shaped groove 316, and the upper inclined surface of the V-shaped groove 316 is arranged to be a friction surface, so that the ball screw can be clamped and fixed. The adjusting motor 323 drives the rotating plate 324 to rotate, the rotating plate 324 drives the displacement needle 325 to rotate, the rolling belt adjusts the distance between the displacement needle 325 and the center of the end face, the displacement needle 325 gradually moves from the middle of the end face to the outer side of the end face, and the displacement needle 325 continuously rotates around the center of the rotating plate 324 in the moving process. And each position of the end face corresponds to the extension amount of one second telescopic rod 321, and the lead screw exceeding the set value is judged as unqualified in verticality by taking the extension amount difference value of the second telescopic rod 321 as a measurement standard. The lifting adjusting column 332 drives the positioning plate 337 to move up and down to adjust to a proper height position, the transverse pushing cylinder 334 pushes the surrounding blocks 333 to aggregate towards the middle, the annular openings 335 of the two surrounding blocks 333 are spliced into an annular shape, in the moving process of the horizontal module 331, the surrounding part 336 rotates along the annular opening 335, the surrounding part detects the thread spacing, and the ball screw with the thread spacing changing beyond a set value is marked as an unqualified product. After the detection, the carrying tray moves to the blanking frame, and the carrying unit 53 at the blanking frame 52 carries the carrying tray carrying the ball screw from the transfer belt to the conveying belt.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.
The foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. Based on ball production is with terminal surface straightness detection device that hangs down, its characterized in that: the detection device comprises a working box (1), a supporting table (2), a detection assembly (3), a transfer assembly (5) and a conveying belt (6), wherein the supporting table (2) is in fastening connection with the ground, the conveying belt (6) is in fastening connection with the side edge of the supporting table (2), the working box (1) is in fastening connection with the supporting table (2), the working box (1) is located at the middle position of the upper side of the supporting table (2), the detection assembly (3) is arranged inside the working box (1), the detection assembly (3) is in fastening connection with the working box (1), the transfer assembly (5) is in fastening connection with the supporting table (2), and the transfer assembly (5) penetrates through the working box (1) from the inside.
The detection assembly (3) comprises a fixing unit (31), an end face detection unit (32) and a distance detection unit (33), wherein the fixing unit (31) is fixedly connected with the inner wall of the working box (1), the end face detection unit (32) is arranged on two sides of the fixing unit (31), the distance detection unit (33) is arranged in the middle of the fixing unit (31), and the end face detection unit (32) and the distance detection unit (33) are fixedly connected with the inner wall of the working box (1);
the fixing unit (31) comprises a telescopic adjusting rod (311), a mounting plate (312), a translation clamp (313), a pushing cylinder (314) and a clamping block (315), the telescopic adjusting rod (311) is fixedly connected with the inner wall of the working box (1), the mounting plate (312) and the telescopic adjusting rod (311) are fixedly connected with one end of the inner wall of the working box (1) far away, the translation clamp (313) and the mounting plate (312) are slidably connected, the translation clamp (313) are provided with two groups, the two groups of translation clamps (313) are oppositely arranged, the pushing cylinder (314) is fixedly connected with the mounting plate (312), an output shaft of the pushing cylinder (314) is fixedly connected with the translation clamp (313), the clamping block (315) is rotatably connected with the translation clamp (313), a torsion spring is arranged at the connecting position of the clamping block (315), one side of the clamping block (315) far away from the translation clamp (313) is provided with a V-shaped groove (316), the upper inclined surface of the V-shaped groove (316) is provided with a friction surface, and the lower inclined surface of the V-shaped groove (316) is provided with a smooth surface.
2. The end face perpendicularity detection device for ball screw production according to claim 1, wherein: the end face detection unit (32) comprises a second telescopic rod (321), a setting plate (322), an adjusting motor (323), a rotating plate (324) and a displacement needle (325), wherein the second telescopic rod (321) is in fastening connection with a clamping block (315), the setting plate (322) is in fastening connection with the second telescopic rod (321), the adjusting motor (323) is in fastening connection with the setting plate (322), an output shaft of the adjusting motor (323) is in fastening connection with the rotating plate (324), a rolling belt is arranged on the rotating plate (324), the displacement needle (325) is in fastening connection with the rolling belt, and a displacement sensor is arranged on the second telescopic rod (321).
3. The end face perpendicularity detection device for ball screw production according to claim 2, wherein: the interval detecting element (33) is including horizontal module (331), lift adjustment post (332), encircle piece (333), violently push away jar (334), annular mouth (335), encircle part (336), locating plate (337), horizontal module (331) and work box (1) inner wall fastening connection, the displacement platform fastening connection of lift adjustment post (332) and horizontal module (331), the one end and locating plate (337) fastening connection of horizontal module (331) are kept away from to lift adjustment post (332), encircle piece (333) and locating plate (337) sliding connection, encircle piece (333) and be provided with two, two encircle piece (333) and set up relatively, violently push away jar (334) and locating plate (337) fastening connection, the output shaft of violently push away jar (334) and encircle piece (333) fastening connection, annular mouth (335) set up on encircle piece (333), encircle part (336) setting in annular mouth (335) department.
4. The end face perpendicularity detection device for ball screw production according to claim 3, wherein: the utility model provides a circle part (336) including setting up pole (3361), removal cover (3362), articulated pole (3363), extension post (3364), roll round (3365), extrusion spring (3366), arc slider (3367), elasticity rope (3368), arc slider (3367) and annular mouth (335) sliding connection, elasticity rope (3368) one end and circle piece (333) fastening connection, elasticity rope (3368) other end and arc slider (3367) rotate to be connected, setting up pole (3361) and arc slider (3367) fastening connection, the one end and the extension post (3364) fastening connection of arc slider (3361) are kept away from to setting up pole (3361), extension post (3364) and roll round (3365) rotate to be connected, removal cover (3362) and setting up pole (3361) sliding connection, extrusion spring (3366) one end and removal cover (3362) fastening connection, extrusion spring (3366) other end and setting up pole (3361) fastening connection, articulated pole (3361) one end and articulated pole (3364) are kept away from to rotate to set up the one end of articulated pole (3364) and articulated pole (3364).
5. The end face perpendicularity detection device for ball screw production according to claim 4, wherein: the transfer assembly (5) comprises a feeding frame (51), a discharging frame (52), carrying units (53) and a transfer belt (54), wherein the feeding frame (51), the discharging frame (52) and the supporting table (2) are in fastening connection, the feeding frame (51) and the discharging frame (52) are respectively arranged on two sides of the supporting table (2), supporting legs are arranged on the sides of the transfer belt (54), the supporting legs are in fastening connection with the supporting table (2), the carrying units (53) are provided with two groups, and the two groups of carrying units (53) are respectively in fastening connection with the feeding frame (51) and the discharging frame (52).
6. The end face perpendicularity detection device for ball screw production according to claim 5, wherein: the carrying unit (53) comprises a fixed plate (531), a sliding rail (532), a pushing air cylinder (533), a sliding plate (534), a lifting air cylinder (535), a rotary air cylinder (536) and an adsorption clamp (537), wherein the fixed plate (531) and the feeding frame (51) and the discharging frame (52) are respectively contained in the two groups of carrying units (53) and are in fastening connection, the pushing air cylinder (533), the sliding rail (532) and the fixed plate (531) are in fastening connection, the sliding plate (534) and the sliding rail (532) are in sliding connection, an output shaft of the pushing air cylinder (533) is in fastening connection with the sliding plate (534), the lifting air cylinder (535) is in fastening connection with the rotary air cylinder (536), and the output shaft of the rotary air cylinder (536) is in fastening connection with the adsorption clamp (537).
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| CN202311387138.7A CN117109515B (en) | 2023-10-25 | 2023-10-25 | End face perpendicularity detection device based on ball screw production |
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| CN202311387138.7A CN117109515B (en) | 2023-10-25 | 2023-10-25 | End face perpendicularity detection device based on ball screw production |
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| CN117109515B true CN117109515B (en) | 2023-12-19 |
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| CN117740365B (en) * | 2024-02-21 | 2024-04-23 | 昆山奥德鲁自动化技术有限公司 | Screw assembly detection equipment |
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