CN114963944B - Roundness measuring device of bearing ring piece - Google Patents
Roundness measuring device of bearing ring piece Download PDFInfo
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- CN114963944B CN114963944B CN202210569607.6A CN202210569607A CN114963944B CN 114963944 B CN114963944 B CN 114963944B CN 202210569607 A CN202210569607 A CN 202210569607A CN 114963944 B CN114963944 B CN 114963944B
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- 238000001514 detection method Methods 0.000 claims abstract description 47
- 238000007599 discharging Methods 0.000 claims abstract description 18
- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 17
- 230000007246 mechanism Effects 0.000 claims description 11
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 230000002950 deficient Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
- G01B5/201—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures for measuring roundness
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/88—Separating or stopping elements, e.g. fingers
- B65G47/8807—Separating or stopping elements, e.g. fingers with one stop
- B65G47/8815—Reciprocating stop, moving up or down in the path of the article
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a roundness measuring device of a bearing ring piece, which relates to the technical field of roundness measurement of a workpiece, and comprises the following components: a feed channel; the stopping piece is used for stopping the annular workpiece at a preset position of the feeding channel; the driving wheel can circumferentially rotate to drive the annular workpiece to circumferentially rotate, an opening is formed in a preset position, and the top of the driving wheel can pass through the opening to be in contact with the annular workpiece; a detection device for detecting roundness of an outer peripheral portion of the annular workpiece; the moving device is used for driving the detection device to be close to or far away from the annular workpiece, and the moving end of the moving device is provided with a driven wheel for compressing the annular workpiece; discharging; the control device, the stopping piece, the driving wheel, the detection device, the moving device and the selection device are all connected with the control device; the feeding channel and the discharging channel are obliquely arranged on the horizontal line, the feeding channel is communicated with the discharging channel, and the detection device is arranged at the moving end of the moving device. The device can effectively improve the roundness detection effect of the annular workpiece.
Description
Technical Field
The invention relates to the technical field of roundness measurement of workpieces, in particular to a roundness measuring device of a bearing ring piece.
Background
In the prior art, bearing rings and ring products of spherical bearings, deep groove ball bearings, angular contact ball bearings, cylindrical roller bearings, self-aligning roller bearings, tapered roller bearings and other parts need to detect the roundness of the annular workpiece in the early stage of formal use. The roundness of the annular workpiece refers to the degree of approaching of the cross section of the annular workpiece to the theoretical circle.
Currently, when performing roundness detection operation on an annular workpiece, an operator usually performs manual detection by holding a roundness measuring instrument, or performs unified detection on an annular workpiece of a specific model by using a roundness detection machine. When a large amount of detection operation is needed on the workpiece, a large amount of manpower is needed to be input in a mode of the handheld roundness measuring instrument, and the detection efficiency is low and the human error is large. The mode of adopting the circle checking machine has the advantages that the model of the measured workpiece is single, and the operation of replacing the model of the workpiece is relatively difficult.
In summary, how to improve the roundness detection effect of the annular workpiece is a problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a roundness measuring apparatus for a bearing ring member, which can effectively improve the roundness detection effect of an annular workpiece.
In order to achieve the above object, the present invention provides the following technical solutions:
a roundness measuring apparatus of a bearing ring member, comprising:
A feed channel along which the annular workpiece can roll in;
The stopping piece is used for stopping the annular workpiece at a preset position of the feeding channel and can vertically extend or retract relative to the feeding channel;
The driving wheel can rotate circumferentially to drive the annular workpiece to rotate circumferentially, an opening is formed in the preset position, and the top of the driving wheel can pass through the opening to be in contact with the annular workpiece;
a detection device for detecting roundness of an outer peripheral portion of the annular workpiece;
The moving device is used for driving the detecting device to be close to or far away from the annular workpiece, and the moving end of the moving device is provided with a driven wheel for pressing the annular workpiece;
a discharge channel comprising a first lane for receiving the annular workpiece that fails, a second lane for receiving the annular workpiece that fails, and a selection device for controlling the annular workpiece to selectively roll into either the first lane or the second lane;
the control device, the stopping piece, the driving wheel, the detection device, the moving device and the selection device are all connected with the control device;
The feeding channel and the discharging channel are obliquely arranged on the horizontal line, the feeding channel is communicated with the discharging channel, and the detection device is arranged at the moving end of the moving device.
Preferably, the feeding channel comprises side plates arranged oppositely, a bottom plate arranged between the two side plates and a first driving piece used for driving the two side plates to be close to or far away from each other, the side plates are connected with the first driving piece, the first driving piece is connected with the control device, and the bottom plate is positioned at the bottom of the side plates.
Preferably, the first driving piece comprises a first double-end screw rod, two first nuts sleeved at the end part of the first double-end screw rod, a first nut seat arranged on the first nut, two first connecting plates for vertically connecting the side plates with the first nut seat, and a first servo motor for driving the first double-end screw rod to rotate, wherein the first servo motor is connected with the control device, and the first double-end screw rod is connected with an output shaft of the first servo motor.
Preferably, the stop member is a pen-shaped cylinder, and the feed channel is provided with at least one pen-shaped cylinder.
Preferably, the moving device comprises a lifting mechanism capable of lifting and moving, a lifting motor used for driving the lifting mechanism to operate and a fixed plate arranged at the lifting end of the lifting mechanism, the detecting device is arranged on the fixed plate, and the lifting motor is connected with the control device.
Preferably, the fixing plate is provided with two driven wheels and a second driving piece for driving the two driven wheels to approach or separate from each other, the driven wheels are connected with the second driving piece, the second driving piece is connected with the control device, and the two driven wheels are symmetrically distributed relative to the central axis of the annular workpiece.
Preferably, the second driving piece comprises a second double-head screw rod, two second nuts sleeved at the end parts of the second double-head screw rod, a second nut seat arranged on the second nut, two second connecting plates for vertically connecting the driven wheel and the second nut seat, and a second servo motor for driving the second double-head screw rod to rotate, the second double-head screw rod is horizontally arranged on the fixed plate, the second servo motor is connected with the control device, and the second double-head screw rod is connected with an output shaft of the second servo motor.
Preferably, the driving wheel is connected with the driving motor through a flexible coupling, and the driving motor is connected with the control device.
Preferably, the detecting device includes a lifting device for driving the detecting device to lift, a contact for contacting an outer peripheral portion of the annular workpiece, and a detector for measuring and recording a measured value of the contact, the contact being connected to the detector;
The control device comprises a judging device connected with the detector, wherein the judging device is used for judging that the annular workpiece is unqualified when the roundness value of the annular workpiece is larger than a preset standard value, and is used for judging that the annular workpiece is qualified when the roundness value of the annular workpiece is smaller than or equal to the preset standard value.
Preferably, the selecting device comprises a falling opening arranged at the bottom of the discharging channel, a baffle plate for opening or blocking the falling opening and a driving piece for driving the baffle plate to move, and the driving piece is connected with the control device; the driving piece is connected with the baffle, the first material channel is arranged below the falling opening, and the discharging channel is communicated with the second material channel.
When the roundness measuring device for the bearing ring piece is used, firstly, the annular piece can be put into the feeding channel, and the annular piece can roll in and roll out along the channel due to the oblique arrangement of the feeding channel and the discharging channel. When the annular workpiece moves to the preset position, the control device controls the stopping piece to extend out, so that the annular workpiece is stopped at the preset position. The control device may then control the operation of the drive wheel, which may be brought into contact with the annular workpiece through the opening to drive the annular workpiece into synchronous circumferential rotation. At the same time, the driven wheel can compress and limit the outer periphery of the annular workpiece, so that the annular workpiece is ensured to rotate continuously and stably along with the driving wheel. After the rotation speed of the annular workpiece is stable, the control device can control the moving device to operate so that the detection device is close to and contacts the annular workpiece, and at the same time, the detection device can be controlled to operate so as to measure the roundness of the outer periphery of the annular workpiece and feed back detection data to the control device.
The control device can judge whether the roundness of the outer ring of the annular workpiece meets the standard according to the detection data so as to judge the annular workpiece as a qualified product or a unqualified product. Finally, when the judging operation of the annular workpiece is finished, the control device can control the stopping piece to retract and control the selecting device to operate, so that the qualified annular workpiece rolls into the second material channel and the unqualified annular workpiece rolls into the first material channel. Thereby completing the automatic detection and classification of the annular workpieces and effectively improving the detection efficiency and the detection quality of the annular workpieces.
In summary, the roundness measuring device for the bearing ring piece provided by the invention can effectively improve the roundness detection effect of the annular piece.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a roundness measuring apparatus of a bearing ring member according to the present invention;
FIG. 2 is a schematic view of the structure of the feed channel;
FIG. 3 is a schematic view of an assembly of a drive wheel and an endless work piece;
FIG. 4 is a schematic drawing of the discharge of a reject;
fig. 5 is a schematic drawing of the discharge of a good workpiece.
In fig. 1-5:
The feeding device comprises a feeding channel 1, a side plate 11, a bottom plate 12, a first double-headed screw 13, a first nut 14, a first nut seat 15, a first connecting plate 16, a first servo motor 17, a stop member 2, a driving wheel 3, a detection device 4, a lifting device 41, a moving device 5, a fixed plate 51, a driven wheel 52, a second double-headed screw 53, a second nut 54, a second nut seat 55, a second connecting plate 56, a second servo motor 57, a discharging channel 6, a first material channel 61, a second material channel 62, a selection device 63, a falling opening 631, a baffle 632, a driving member 633 and a ring-shaped workpiece 7.
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.
The invention provides a roundness measuring device for a bearing ring piece, which can effectively improve the roundness detection effect of an annular workpiece.
Referring to fig. 1 to 5, fig. 1 is a schematic structural diagram of a roundness measuring apparatus of a bearing ring according to the present invention; FIG. 2 is a schematic view of the structure of the feed channel; FIG. 3 is a schematic view of an assembly of a drive wheel and an endless work piece; FIG. 4 is a schematic drawing of the discharge of a reject; fig. 5 is a schematic drawing of the discharge of a good workpiece.
The embodiment provides a roundness measuring device of a bearing ring piece, which comprises:
a feed channel 1 along which a ring-shaped workpiece 7 can be rolled in;
a stopping member 2 for stopping the annular workpiece 7 at a predetermined position of the feed passage 1, the stopping member 2 being vertically extendable or retractable with respect to the feed passage 1;
a driving wheel 3 which can rotate circumferentially to drive the annular workpiece 7 to rotate circumferentially, an opening is arranged at a preset position, and the top of the driving wheel 3 can pass through the opening to be in contact with the annular workpiece 7;
a detecting device 4 for detecting the roundness of the outer peripheral portion of the annular workpiece 7;
a moving device 5 for driving the detecting device 4 to approach or depart from the annular workpiece 7, wherein a driven wheel 52 for pressing the annular workpiece 7 is arranged at the moving end of the moving device 5;
A discharge channel 6 comprising a first lane 61 for receiving a rejected annular workpiece 7, a second lane 62 for receiving a rejected annular workpiece 7, and a selection device 63 for controlling the selective rolling of the annular workpiece 7 into the first lane 61 or the second lane 62;
The control device, the stop piece 2, the driving wheel 3, the detection device 4, the moving device 5 and the selection device 63 are all connected with the control device;
the feeding channel 1 and the discharging channel 6 are obliquely arranged on the horizontal line, the feeding channel 1 is communicated with the discharging channel 6, and the detection device 4 is arranged at the moving end of the moving device 5.
The shape, structure, size, material, position and the like of the feeding channel 1, the stopping member 2, the driving wheel 3, the detecting device 4, the moving device 5, the discharging channel 6 and the control device can be determined according to actual conditions and actual demands in the actual application process.
When the roundness measuring device of the bearing ring piece provided by the invention is used, firstly, the annular workpiece 7 can be placed in the feeding channel 1, and the annular workpiece 7 can roll in and roll out along the channel due to the inclined arrangement of the feeding channel 1 and the discharging channel 6. When the annular workpiece 7 moves to the preset position, the control device controls the cutoff member 2 to extend so that the annular workpiece 7 stops at the preset position. Subsequently, the control device may control the operation of the driving wheel 3, and the driving wheel 3 may be brought into contact with the annular workpiece 7 through the opening to drive the annular workpiece 7 to rotate in a synchronous circumferential direction. At the same time, the driven wheel 52 can press and limit the outer periphery of the annular workpiece 7, thereby ensuring that the annular workpiece 7 follows the stable continuous rotation of the driving wheel 3. After the rotation speed of the annular workpiece 7 is stabilized, the control device may control the movement device 5 to move the detection device 4 close to and in contact with the annular workpiece 7, and at the same time, may control the detection device 4 to move to measure the roundness of the outer peripheral portion of the annular workpiece 7 and feed back detection data to the control device.
The control device can judge whether the roundness of the outer ring of the annular workpiece 7 meets the standard according to the detection data so as to judge the annular workpiece 7 as a qualified product or a unqualified product. Finally, when the operation of determining the annular workpiece 7 is finished, the control means may control the shutter 2 to retract and the selection means 63 to operate so that the qualified annular workpiece 7 rolls into the second lane 62 and the unqualified annular workpiece 7 rolls into the first lane 61. Thereby completing the automatic detection and classification of the annular workpiece 7 and effectively improving the detection efficiency and the detection quality of the annular workpiece 7.
In summary, the roundness measuring apparatus for the bearing ring member provided by the invention can effectively improve the roundness detection effect of the annular workpiece 7.
On the basis of the above embodiment, it is preferable that the feed passage 1 includes oppositely disposed side plates 11, a bottom plate 12 provided between the two side plates 11, and a first driving member for driving the two side plates 11 toward or away from each other, the side plates 11 being connected to the first driving member, the first driving member being connected to the control device, the bottom plate 12 being located at the bottom of the side plates 11. When the model of the annular workpiece 7 is replaced, the position of the central line between the two side plates 11 can be kept unchanged, and the two side plates 11 are driven to approach or separate from each other by the first driving piece, so that the purpose of adjusting the width of the feeding channel 1 is achieved.
Preferably, the first driving piece comprises a first double-headed screw 13, two first nuts 14 sleeved at the end parts of the first double-headed screw 13, a first nut seat 15 arranged on the first nuts 14, two first connecting plates 16 for vertically connecting the side plates 11 and the first nut seat 15, and a first servo motor 17 for driving the first double-headed screw 13 to rotate, wherein the first servo motor 17 is connected with the control device, and the first double-headed screw 13 is connected with an output shaft of the first servo motor 17.
Therefore, the control device can control the first servo motor 17 to run, so that the first servo motor 17 drives the first double-headed screw rod 13 to rotate, meanwhile, the first nut 14 can transversely move along the first double-headed screw rod 13, and the first nut seat 15, the first connecting plate 16 and the side plates 11 can synchronously move, so that the two side plates 11 can be mutually close to or mutually far away from each other, the width of the feeding channel 1 can be effectively adjusted, and annular workpieces 7 of different types can be used.
Preferably, the shut-off element 2 is a pen-shaped cylinder, and the feed channel 1 is provided with at least one pen-shaped cylinder.
It should be noted that, the pen-shaped air cylinders may be set with reference to fig. 1, that is, may include two pen-shaped air cylinders, where a preset position of the feeding channel 1 is provided with a first pen-shaped air cylinder, and a second pen-shaped air cylinder is provided before the preset position, so that both the two positions may stop the annular workpiece 7, after the annular workpiece 7 at the preset position is detected, the control device may control the first pen-shaped air cylinder to retract, so that the annular workpiece 7 selectively enters the first material channel 61 or the second material channel 62 according to the detection result, and then, the control device may retract the second pen-shaped air cylinder, so that the new annular workpiece 7 rolls into the preset position more quickly, and at this time, the first pen-shaped air cylinder and the second pen-shaped air cylinder are controlled to extend, so that the new annular workpiece 7 is detected at the preset position, and the other new annular workpiece 7 rolls into the second pen-shaped air cylinder, so as to implement a coherent detection operation of the annular workpiece 7.
On the basis of the above embodiment, preferably, the moving device 5 includes a lifting mechanism capable of lifting and moving, a lifting motor for driving the lifting mechanism to operate, and a fixed plate 51 provided at the lifting end of the lifting mechanism, the detecting device 4 is provided on the fixed plate 51, and the lifting motor is connected with the control device.
It should be noted that, the lifting end of the moving device 5 may be disposed above the opening of the feeding channel 1, and when the annular workpiece 7 needs to be detected, the lifting motor may be controlled to operate so as to control the lifting mechanism to descend, so that the detecting device 4 moves to contact with the top of the annular workpiece 7, thereby performing the roundness measurement operation of the annular workpiece 7. When the detection operation is completed, the lifting motor can be controlled to reversely run, so that the lifting mechanism is lifted, the detection device 4 is separated from the annular workpiece 7, and the annular workpiece 7 is conveniently rolled into the discharge channel 6.
It should be noted that the moving device 5 may be configured to move back and forth, and the moving end of the moving device 5 may be disposed opposite to the opening of the feed channel 1, so that the detecting device 4 may contact the annular workpiece 7 stopped at the opening by controlling the moving device 5 to move back and forth, so as to perform the roundness measurement operation. In addition, the moving device 5 may be configured to move in three dimensions to ensure that the detecting device 4 moves accurately into contact with the annular workpiece 7.
Preferably, the fixed plate 51 is provided with two driven wheels 52 and a second driving member for driving the two driven wheels 52 to approach or separate from each other, the driven wheels 52 are connected with the second driving member, the second driving member is connected with the control device, and the two driven wheels 52 are symmetrically distributed relative to the central axis of the annular workpiece 7.
It should be noted that, after the annular workpiece 7 rolls to the opening position, it can be limited by the pen-shaped cylinder, the distance between the two driven wheels 52 can be adjusted according to the measured actual diameter of the annular workpiece 7, that is, the second driving piece drives the two driven wheels 52 to approach or separate from each other, and then the moving device 5 is controlled to operate, so that the driven wheels 52 descend synchronously along with the moving device 5, and when the two driven wheels 52 cooperate with a driving wheel 3 to compress and limit the outer periphery of the annular workpiece 7, the control device can control the moving device 5 to stop operating.
Preferably, the second driving member includes a second double-head screw 53, two second nuts 54 sleeved on the end portions of the second double-head screw 53, a second nut seat 55 provided on the second nuts 54, two second connection plates 56 for vertically connecting the driven wheel 52 and the second nut seat 55, and a second servo motor 57 for driving the second double-head screw 53 to rotate, the second double-head screw 53 is horizontally provided on the fixed plate 51, the second servo motor 57 is connected with the control device, and the second double-head screw 53 is connected with an output shaft of the second servo motor 57.
Therefore, the control device can control the second servo motor 57 to operate, so that the second servo motor 57 drives the second double-head screw rod 53 to rotate, and meanwhile, the second nut 54 can transversely move along the second double-head screw rod 53, and the second nut seat 55, the second connecting plate 56 and the driven wheel 52 can synchronously move, so that the two driven wheels 52 can be mutually close to or mutually far away from each other, and the distance between the two driven wheels 52 can be effectively adjusted, so that the driven wheels 52 can press the annular workpieces 7 with different types.
Preferably, the driving wheel 3 is connected with a driving motor through a flexible coupling, and the driving motor is connected with a control device. When the driven wheel 52 compresses the annular workpiece 7, the control device can control the driving motor to operate, so that the driving motor drives the driving wheel 3 to rotate, and the driving wheel 3 can drive the annular workpiece 7 to rotate when rotating, thereby ensuring smooth rotation of the annular workpiece 7, avoiding offset dislocation, and further facilitating the accurate measurement of the roundness of the annular workpiece 7 by the detection device 4 in the subsequent process.
Preferably, the detecting device 4 includes a lifting device 41 for driving the detecting device 4 to lift, a contact for contacting the outer peripheral portion of the annular workpiece 7, and a detector for measuring and recording a measured value of the contact, the contact being connected to the detector; the control device comprises a judging device connected with the detector, wherein the judging device is used for judging that the annular workpiece 7 is unqualified when the roundness value of the annular workpiece 7 is larger than a preset standard value, and judging that the annular workpiece 7 is qualified when the roundness value of the annular workpiece 7 is smaller than or equal to the preset standard value.
After the rotation speed of the annular workpiece 7 is stabilized, the control device may control the lifting device 41 to operate so that the contact point is lowered to contact with the top of the annular workpiece 7, thereby ensuring that the detector accurately measures the measured value of each part of the outer periphery of the annular workpiece 7, and calculating the roundness value of the outer ring of the annular workpiece 7 by measuring and feeding back a plurality of groups of data in the same circle. Then, the determiner may classify the annular workpiece 7 according to the roundness value of the annular workpiece 7, that is, determine that the annular workpiece 7 is not qualified when the roundness value of the annular workpiece 7 is greater than a preset standard value, and determine that the annular workpiece 7 is qualified when the roundness value of the annular workpiece 7 is less than or equal to the preset standard value.
It should be further noted that, the precondition that the detecting device 4 includes the lifting device 41 is that the lifting end of the moving device 5 is disposed above the opening of the feeding channel 1, so that after the two driven wheels 52 cooperate with the driving wheel 3 to compress and limit the outer periphery of the annular workpiece 7, the detecting device 4 is further controlled to move downwards, so that the detecting device 4 and the annular workpiece 7 can be ensured to be contacted, and the phenomenon that the detecting device 4 and the annular workpiece 7 collide during the previous driven wheel 52 adjusting process can be ensured not to happen, so as to protect the detecting device 4 and prolong the service life of the detecting device 4.
Preferably, the selecting device 63 comprises a drop port 631 arranged at the bottom of the discharging channel 6, a baffle 632 for opening or closing the drop port 631, and a driving member 633 for driving the baffle 632 to move, wherein the driving member 633 is connected with the control device; the driving part 633 is connected with the baffle 632, a first material channel 61 is arranged below the falling opening 631, and the discharging channel 6 is communicated with the second material channel 62.
When the control device determines that the annular workpiece 7 is a defective workpiece, the control device may control the pen-shaped cylinder at the opening to retract so that the annular workpiece 7 rolls into the discharge channel 6, and the control device may control the driver 633 to operate so that the baffle 632 opens the drop port 631, and further, the defective workpiece may drop from the drop port 631 to the first material channel 61, thereby completing the recovery operation of the defective workpiece. When the control device judges that the annular workpiece 7 is a qualified workpiece, the control device can control the pen-shaped cylinder at the opening to retract so that the annular workpiece 7 rolls into the discharge channel 6, and the control device can control the driving piece 633 to reversely run so that the baffle 632 closes the falling opening 631, and further the qualified workpiece can continue to roll to the second material channel 62 along the discharge channel 6, so that the recovery operation of the qualified workpiece is completed.
In addition, it should be noted that the driver 633 may be configured as a revolving cylinder, one end of the baffle 632 is hinged to the drop inlet 631, the other end of the baffle 632 is connected to a rotating end of the revolving cylinder, and the revolving cylinder is connected to the control device, when the revolving cylinder rotates 90 °, the baffle 632 is driven to turn over 90 ° to make the drop inlet 631 open, and when the revolving cylinder rotates 90 ° in a reverse direction, the baffle 632 is driven to turn over 90 ° in a reverse direction to make the drop inlet 631 closed. The driver 633 can be set to be a telescopic cylinder, one end of the baffle 632 is slidably connected with the falling port 631, the other end of the baffle 632 is connected with a telescopic end of the telescopic cylinder, the telescopic cylinder is connected with the control device, when the telescopic cylinder stretches out, the baffle 632 can be driven to stretch out outwards relative to the falling port 631, the falling port 631 is in an open state, and when the telescopic cylinder stretches back, the baffle 632 can be driven to retract inwards relative to the falling port 631, so that the falling port 631 is in a closed state.
When the roundness measuring device for the bearing ring piece provided by the invention is used, the width of the feeding channel 1, motor parameters of each part in the moving device 5, the rotating speed of the driving wheel 3, a roundness standard value, a judging mode and the like can be set in advance according to the model and the size of a product. When roundness detection operation is performed, an operator can select a corresponding model on an operation panel of the control device, and the control end of the control device outputs signals to adjust all parts of the equipment to reasonable positions and enter automation operation. Therefore, the device can be compatible with annular workpieces 7 of a plurality of models for use, the manufacturing cost of the device can be reduced, and the device has strong man-machine interaction, so that the detection efficiency is obviously improved, the labor intensity can be reduced, the detection precision is improved, and the human error is eliminated. In addition, the device is suitable for being used in a liquid state that the workpiece is provided with condensed water, rust-proof oil and the like, and can be used for carrying out line connection operation with a heat treatment production line, so that the automation degree of the production operation is further improved.
It should be noted that, in the present document, the first material channel 61 and the second material channel 62, the first driving member and the second driving member, the first double-headed screw 13 and the second double-headed screw 53, the first nut 14 and the second nut 54, the first nut seat 15 and the second nut seat 55, the first connecting plate 16 and the second connecting plate 56, the first servo motor 17 and the second servo motor 57 are mentioned, wherein the first and the second are merely for distinguishing the difference of positions, and no sequential distinction is made.
It should be noted that the orientation or positional relationship indicated by "up and down" and the like of the present application is based on the orientation or positional relationship shown in the drawings, and is merely for simplicity of description and ease of understanding, and does not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. Any combination of all the embodiments provided in the present invention is within the protection scope of the present invention, and will not be described herein.
The roundness measuring device of the bearing ring provided by the invention is described in detail above. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.
Claims (10)
1. A roundness measuring apparatus of a bearing ring member, comprising:
A feed channel (1) along which a ring-shaped workpiece (7) can be rolled in;
A stopping member (2) for stopping the annular workpiece (7) at a preset position of the feed channel (1), the stopping member (2) being vertically extendable or retractable with respect to the feed channel (1);
A driving wheel (3) which can rotate circumferentially to drive the annular workpiece (7) to rotate circumferentially, wherein an opening is arranged at the preset position, and the top of the driving wheel (3) can pass through the opening to be in contact with the annular workpiece (7);
A detection device (4) for detecting the roundness of the outer periphery of the annular workpiece (7);
the moving device (5) is used for driving the detecting device (4) to be close to or far away from the annular workpiece (7), and a driven wheel (52) used for pressing the annular workpiece (7) is arranged at the moving end of the moving device (5);
-a discharge channel (6) comprising a first lane (61) for receiving the annular workpiece (7) that is not acceptable, a second lane (62) for receiving the annular workpiece (7) that is acceptable, and selection means (63) for controlling the selective rolling of the annular workpiece (7) into the first lane (61) or the second lane (62);
Control means, with which the shut-off element (2), the drive wheel (3), the detection means (4), the movement means (5) and the selection means (63) are connected;
The feeding channel (1) and the discharging channel (6) are obliquely arranged on the horizontal line, the feeding channel (1) is communicated with the discharging channel (6), and the detection device (4) is arranged at the moving end of the moving device (5).
2. The roundness measuring device of a bearing ring piece according to claim 1, characterized in that the feed channel (1) comprises oppositely arranged side plates (11), a bottom plate (12) arranged between the two side plates (11), and a first driving piece for driving the two side plates (11) towards or away from each other, the side plates (11) being connected with the first driving piece, the first driving piece being connected with the control device, the bottom plate (12) being located at the bottom of the side plates (11).
3. The roundness measuring device of a bearing ring piece according to claim 2, characterized in that the first driving piece comprises a first double-ended screw rod (13), two first nuts (14) sleeved at the end parts of the first double-ended screw rod (13), a first nut seat (15) arranged on the first nuts (14), two first connecting plates (16) for vertically connecting the side plates (11) and the first nut seat (15), and a first servo motor (17) for driving the first double-ended screw rod (13) to rotate, wherein the first servo motor (17) is connected with the control device, and the first double-ended screw rod (13) is connected with an output shaft of the first servo motor (17).
4. The roundness measuring device of a bearing ring piece according to claim 1, characterized in that the shut-off piece (2) is a pen-shaped cylinder, the feed channel (1) being provided with at least one of the pen-shaped cylinders.
5. The roundness measuring apparatus of a bearing ring according to any one of claims 1 to 4, characterized in that the moving means (5) includes a lifting mechanism that can move up and down, a lifting motor for driving the lifting mechanism to operate, and a fixing plate (51) provided at a lifting end of the lifting mechanism, the detecting means (4) is provided on the fixing plate (51), and the lifting motor is connected to the control means.
6. The roundness measuring device of a bearing ring piece according to claim 5, characterized in that the fixing plate (51) is provided with two driven wheels (52) and a second driving piece for driving the two driven wheels (52) to approach or separate from each other, the driven wheels (52) are connected with the second driving piece, the second driving piece is connected with the control device, and the two driven wheels (52) are symmetrically distributed with respect to the central axis of the annular workpiece (7).
7. The roundness measuring apparatus of a bearing ring of claim 6, characterized in that the second driving member includes a second double-headed screw (53), two second nuts (54) fitted around ends of the second double-headed screw (53), a second nut seat (55) provided on the second nuts (54), two second connection plates (56) for vertically connecting the driven wheel (52) and the second nut seat (55), and a second servomotor (57) for driving the second double-headed screw (53) to rotate, the second double-headed screw (53) being horizontally provided on the fixed plate (51), the second servomotor (57) being connected to the control device, and the second double-headed screw (53) being connected to an output shaft of the second servomotor (57).
8. A roundness measuring device of a bearing ring piece according to any of the claims 1 to 4, characterized in that the driving wheel (3) is connected to a driving motor via a flexible coupling, said driving motor being connected to the control device.
9. The roundness measuring apparatus of a bearing ring piece according to any one of claims 1 to 4, characterized in that the detecting apparatus (4) includes a lifting apparatus (41) for driving the detecting apparatus (4) up and down, a contact for contacting an outer peripheral portion of the annular work piece (7), and a detector for measuring and recording a measured value of the contact, the contact and the detector being connected;
The control device comprises a judging device connected with the detector, wherein the judging device is used for judging that the annular workpiece (7) is unqualified when the roundness value of the annular workpiece (7) is larger than a preset standard value, and is used for judging that the annular workpiece (7) is qualified when the roundness value of the annular workpiece (7) is smaller than or equal to the preset standard value.
10. The roundness measuring apparatus of a bearing ring piece according to claim 9, characterized in that the selecting means (63) includes a drop port (631) provided at the bottom of the discharge passage (6), a shutter (632) for opening or closing the drop port (631), and a driver (633) for driving the shutter (632) to move, the driver (633) being connected to the control means; the driving piece (633) is connected with the baffle (632), the first material channel (61) is arranged below the falling opening (631), and the discharging channel (6) is communicated with the second material channel (62).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210569607.6A CN114963944B (en) | 2022-05-24 | 2022-05-24 | Roundness measuring device of bearing ring piece |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210569607.6A CN114963944B (en) | 2022-05-24 | 2022-05-24 | Roundness measuring device of bearing ring piece |
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| CN114963944A CN114963944A (en) | 2022-08-30 |
| CN114963944B true CN114963944B (en) | 2024-06-04 |
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| CN202210569607.6A Active CN114963944B (en) | 2022-05-24 | 2022-05-24 | Roundness measuring device of bearing ring piece |
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| CN115532641B (en) * | 2022-10-19 | 2023-07-11 | 新昌县锦程精密机械有限公司 | Conveying line for mechanically detecting degree of concave-convex of circumferential surface of tubular workpiece |
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| JPH0653913U (en) * | 1992-12-28 | 1994-07-22 | トーソク株式会社 | Automatic roundness inspection device |
| KR101572064B1 (en) * | 2015-07-24 | 2015-11-25 | 정영택 | Vision inspection device for metal work surface inspection |
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| CN216115807U (en) * | 2021-10-11 | 2022-03-22 | 大连特雷西转盘轴承有限公司 | Quick roundness detection device is used in lasso processing |
| CN114392930A (en) * | 2022-01-14 | 2022-04-26 | 浙江机电职业技术学院 | Automatic detection and sorting device for bearing ring raceway and use method thereof |
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2022
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| JPH0653913U (en) * | 1992-12-28 | 1994-07-22 | トーソク株式会社 | Automatic roundness inspection device |
| KR101572064B1 (en) * | 2015-07-24 | 2015-11-25 | 정영택 | Vision inspection device for metal work surface inspection |
| CN105903683A (en) * | 2016-06-07 | 2016-08-31 | 浙江五洲新春集团股份有限公司 | Automatic roundness detecting and sorting machine |
| CN216115807U (en) * | 2021-10-11 | 2022-03-22 | 大连特雷西转盘轴承有限公司 | Quick roundness detection device is used in lasso processing |
| CN114392930A (en) * | 2022-01-14 | 2022-04-26 | 浙江机电职业技术学院 | Automatic detection and sorting device for bearing ring raceway and use method thereof |
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