CN109540061B - Full-automatic measuring instrument for metal bushing - Google Patents
Full-automatic measuring instrument for metal bushing Download PDFInfo
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- CN109540061B CN109540061B CN201811643863.5A CN201811643863A CN109540061B CN 109540061 B CN109540061 B CN 109540061B CN 201811643863 A CN201811643863 A CN 201811643863A CN 109540061 B CN109540061 B CN 109540061B
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- 239000002184 metal Substances 0.000 title claims abstract description 68
- 238000001514 detection method Methods 0.000 claims abstract description 104
- 239000000463 material Substances 0.000 claims abstract description 104
- 238000005192 partition Methods 0.000 claims abstract description 12
- 238000006073 displacement reaction Methods 0.000 claims description 32
- 238000003825 pressing Methods 0.000 claims description 21
- 210000004907 gland Anatomy 0.000 claims description 16
- 230000003287 optical effect Effects 0.000 claims description 11
- 239000000523 sample Substances 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims 1
- 238000012360 testing method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Automatic Assembly (AREA)
Abstract
The invention relates to the field of product detection, in particular to a full-automatic metal bushing measuring instrument which comprises a cabinet, an automatic vibrating disc feeding machine and a detection table assembly, wherein a horizontal partition plate is arranged in the middle of the cabinet, the detection table assembly comprises a workbench, a material channel, an upper limit detection mechanism and a lower limit detection mechanism, a first pushing cylinder and a second pushing cylinder for pushing the metal bushing out of the material channel are respectively arranged under the upper limit detection mechanism and the lower limit detection mechanism, a feeding cylinder for pushing the metal bushing in the material channel to advance is arranged at the outer side of the initial end of the material channel, and a first material box, a second material box and a third material box are arranged under the workbench.
Description
Technical Field
The invention relates to the field of product detection, in particular to a full-automatic metal bushing measuring instrument.
Background
The bushing is a matched set for sealing, wear protection and the like of mechanical parts, and is a ring sleeve serving as a gasket. In the field of valve applications, gaskets are typically formed within valve covers from corrosion resistant materials such as polytetrafluoroethylene or graphite for sealing purposes. In moving parts, parts wear due to long-term friction, and parts must be replaced when the gap between the shaft and the hole wears to a certain extent, so that the designer can choose a material with lower hardness and better wear resistance as the shaft sleeve or the bushing in design, so that the wear of the shaft and the seat can be reduced, and the shaft sleeve or the bushing can be replaced when worn to a certain extent, so that the cost for replacing the shaft or the seat can be saved.
In the current quality inspection link of bushing production, the axis dimensional tolerance of the produced metal bushing is measured in a manual mode, the bushing exceeding the upper tolerance limit value (namely positive tolerance) can be returned to the production line for processing, the bushing lower than the lower tolerance limit value (namely negative tolerance) is not available, the traditional detection process is time-sharing and labor-consuming, and the manual detection mode is often accompanied by inaccurate conditions, so that the efficiency is affected.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a full-automatic measuring instrument for a metal bushing.
The invention discloses a full-automatic measuring instrument for metal bushings, which comprises a cabinet, an automatic vibrating disk feeder and a detection table component, wherein a horizontal partition plate is arranged in the middle of the cabinet, the automatic vibrating disk feeder and the detection table component are arranged at the top of the partition plate, the detection table component comprises a workbench, a material channel, an upper limit detection mechanism and a lower limit detection mechanism, the material channel is arranged at the top of the workbench, the automatic vibrating disk feeder is positioned beside the workbench, the discharge end of the automatic vibrating disk feeder extends to the position right above the initial end of the material channel, the upper limit detection mechanism and the lower limit detection mechanism are sequentially arranged at one side of the material channel at intervals, a first pushing cylinder and a second pushing cylinder for pushing the metal bushings out of the material channel are respectively arranged under the upper limit detection mechanism and the lower limit detection mechanism, a feeding cylinder for pushing the metal bushings in the material channel is arranged at the outer side of the initial end of the material channel, a first material box, a second material box and a third material box are arranged under the workbench, the first material box and the second material box are respectively positioned right below the upper limit detection mechanism and the lower limit detection mechanism, and the third material box is positioned right below the lower limit detection mechanism.
Preferably, the top of the workbench is provided with a horizontal backing plate, the top of the backing plate is provided with six strip-shaped plates for forming a material channel, the material channel is of a 'U' -shaped structure formed by a main channel and two auxiliary channels, and the widths of the main channel and the auxiliary channels are equal to the diameter of a metal bushing.
Preferably, the upper limit detection mechanism and the lower limit detection mechanism are respectively located right above the junction of the main channel and the two auxiliary channels, the first pushing cylinder and the second pushing cylinder are respectively arranged at one ends of the two auxiliary channels, the other ends of the two auxiliary channels are respectively provided with an upper limit unqualified leak hole and a lower limit unqualified leak hole, the upper limit unqualified leak hole and the lower limit unqualified leak hole are respectively located right above the first material box and the second material box, the feeding cylinder is arranged at the initial end of the main channel, the tail end of the main channel is provided with a qualified product leak hole, and the qualified product leak hole is located right above the third material box.
Preferably, the upper limit detection mechanism and the lower limit detection mechanism have the same structure and comprise a cylindrical shell, a gland, a pressing plate and three displacement sensors, wherein the cylindrical shell is vertically arranged and the gland is closed at the top opening of the cylindrical shell, the three displacement sensors are uniformly arranged in the cylindrical shell along the circumferential direction, the detection ends of the three displacement sensors vertically penetrate through the bottom of the cylindrical shell downwards and extend downwards, the lower ends of the detection ends of the three displacement sensors are flush, the detection end of each displacement sensor is connected with a detection probe capable of abutting against the upper end surface of the metal bush, the bottom of the pressing plate abuts against the top of the three displacement sensors, a pressing plate capable of downwardly pressing the metal bush is arranged under the cylindrical shell, and the cylindrical shell is erected at the top of two adjacent strip-shaped plates through a lifting mechanism.
Preferably, the elevating system includes first lift cylinder, slide rail and cushion, the cushion is set up at the top of vice passageway both sides strip shaped plate, first lift cylinder is the fixed top that sets up at the cushion of vertical state, and the output of first lift cylinder is vertical upwards to be set up, the slide rail is vertical state setting on one side cylinder wall that first lift cylinder is close to the cylinder shell, one side that the cylinder shell is close to first lift cylinder is provided with the draw runner with slide rail sliding fit, through the connecting rod fixed connection of a level setting between the top of gland and the top output shaft of first lift cylinder, the output shaft top of first lift cylinder is equipped with a stopper that supplies connecting rod tip fixed connection.
Preferably, the top center department of clamp plate is vertical being equipped with a cylinder axle, the top of cylinder axle is vertical upwards to pass the bottom of cylinder shell, the clamp plate is plane A-frame structure, the top of three tip of clamp plate all is equipped with vertical direction optical axis, the bottom of cylinder shell is all passed at the top of three direction optical axis and extends to the inboard of cylinder shell, the top of every direction optical axis all is fixed the cover and is equipped with an anticreep ring, the outside cover of cylinder axle is equipped with a buffer spring, buffer spring's upper and lower extreme is contradicted with the bottom of cylinder shell and the top of clamp plate respectively.
Preferably, three groups of baffles for inserting the displacement sensors are arranged on the inner wall of the cylindrical shell, a circular plate which is in contact with the tops of the three displacement sensors is arranged under the gland, and the circular plate is connected with the gland through a plurality of connecting columns.
Preferably, the discharging end of the vibration disc automatic feeding machine extends obliquely downwards to the position right above the starting end of the main channel, and the tail end of the discharging end of the vibration disc automatic feeding machine is provided with a feeding hole for the metal bushing to fall down.
Preferably, the first pushing cylinder, the second pushing cylinder and the feeding cylinder are horizontally and fixedly arranged at the top of the workbench, the output ends of the first pushing cylinder, the second pushing cylinder and the feeding cylinder are horizontally connected with an L-shaped pushing rod which can extend into the material channel, two second lifting cylinders which respectively correspond to the two auxiliary channels are arranged at the bottom of the workbench, the two second lifting cylinders are vertically arranged under one end, far away from the L-shaped pushing rod, of the corresponding auxiliary channels, the output end of each second lifting cylinder is provided with an inserting plate, and the top of the inserting plate vertically upwards penetrates through the workbench and the backing plate and extends into the auxiliary channel right above.
Preferably, the top of the partition plate is provided with two limiting bars for limiting the first material box and the second material box, and the third material box is positioned below the partition plate.
The beneficial effects are that: the metal bushings are fed into the main channel one by the vibration plate automatic feeding machine, all the metal bushings advance in the main channel under the pushing of the feeding air cylinder, the upper limit detection mechanism and the lower limit detection mechanism are sequentially arranged right above the junction of the main channel and the two auxiliary channels, the product with unqualified upper limit data is pushed into the first material box by the first material pushing air cylinder, the product with unqualified lower limit data is pushed into the second material box by the second material pushing air cylinder, the qualified product finally falls into the third material box from the tail end of the main channel, the upper limit detection mechanism is used for detecting the positive tolerance of the axial dimension of the metal bushings, the lower limit detection mechanism is used for detecting the negative tolerance of the axial dimension of the metal bushings, the detection chamber drives the cylindrical shell to descend through the lifting mechanism, the pressing plate below the cylindrical shell firstly presses the top of the lower metal bushings, then three probes of three displacement sensors are respectively contacted with the top of a metal bush, three-point data detected by the three displacement sensors are compared with qualified three-point data, an upper limit detection mechanism/a lower limit detection mechanism compares detected positive/negative tolerance data with standard positive/negative tolerance data, if the comparison is carried out, the metal bush continuously moves along a main channel until the metal bush falls into a third material box under the pushing of a feeding cylinder, if the metal bush is not qualified, a first pushing cylinder/a second pushing cylinder act pushes the unqualified product out of the main channel and falls into the first material box/the second material box, the full-automatic metal bush measuring instrument disclosed by the invention adopts a comparison mode to detect the positive and negative tolerance of the product, classified collection is realized according to different detection results, the recycling of materials is realized, meanwhile, the detection process is full-automatic, and the efficiency is extremely high.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic perspective view of a test bench assembly;
FIG. 4 is a top view of the test station;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;
FIG. 6 is a cross-sectional view taken along line B-B of FIG. 4;
FIG. 7 is a top view of a vibratory pan automatic feeder;
FIG. 8 is a schematic view of a partial perspective view of a test bench assembly;
fig. 9 is a perspective cross-sectional view of the upper limit detection mechanism;
FIG. 10 is a schematic plan view of the upper limit detection mechanism;
fig. 11 is a front view of the upper limit detection mechanism;
FIG. 12 is a cross-sectional view taken along line C-C of FIG. 11;
Reference numerals illustrate: the automatic vibration plate feeding machine 2 comprises a cabinet 1, a vibration plate automatic feeding machine 2, a detection table assembly 3, a partition plate 4, a workbench 5, an upper limit detection mechanism 7, a lower limit detection mechanism 8, a first pushing cylinder 9, a second pushing cylinder 10, a feeding cylinder 11, a first material box 12, a second material box 13, a third material box 14, a backing plate 15, a strip plate 16, a main channel 17, a secondary channel 18, an upper limit unqualified leak 19, a lower limit unqualified leak 20, a qualified leak 21, a cylindrical shell 22, a gland 23, a pressing plate 24, a displacement sensor 25, a detection probe 26, a pressing plate 27, a first lifting cylinder 28, a sliding rail 29, a cushion block 30, a sliding bar 31, a connecting rod 32, a limiting block 33, a cylindrical shaft 34, a guide optical axis 35, a non-falling ring 36, a buffer spring 37, a baffle 38, a circular plate 39, a connecting column 40, a feeding hole 41, an L-shaped pushing rod 42, a second lifting cylinder 43, a plugboard 44 and a limiting stop 45.
Detailed Description
Various embodiments of the invention are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the invention. That is, in some embodiments of the invention, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.
In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the invention solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
Referring to fig. 1 to 12, a full-automatic measuring instrument for metal bushings is shown, which comprises a cabinet 1, an automatic vibrating tray feeder 2 and a detection table assembly 3, wherein a horizontal partition plate 4 is arranged in the middle of the cabinet 1, the automatic vibrating tray feeder 2 and the detection table assembly 3 are arranged at the top of the partition plate 4, the detection table assembly 3 comprises a workbench 5, a material channel, an upper limit detection mechanism 7 and a lower limit detection mechanism 8, the material channel is arranged at the top of the workbench 5, the automatic vibrating tray feeder 2 is located beside the workbench 5 and the discharge end of the vibrating tray feeder extends to the position right above the initial end of the material channel, the upper limit detection mechanism 7 and the lower limit detection mechanism 8 are sequentially arranged at one side of the material channel at intervals, a first pushing cylinder 9 and a second pushing cylinder 10 for pushing the metal bushings out of the material channel are respectively arranged under the upper limit detection mechanism 7 and the lower limit detection mechanism 8, a feeding cylinder 11 for pushing the metal bushings in the material channel is arranged at the outer side of the initial end of the material channel, a first material box 12, a second material box 13 and a third material box 13 and a lower limit detection mechanism 14 are arranged under the workbench 5, and a third material box 13 and a third material box 14 is located under the third material box 13 and a lower limit detection mechanism 14 is respectively. The top of the cabinet 1 is where the touch screen and the control box are located.
The top of the workbench 5 is provided with a horizontal backing plate 15, the top of the backing plate 15 is provided with six strip-shaped plates 16 for forming a material channel, the material channel is of a' shaped structure formed by a main channel 17 and two auxiliary channels 18, and the widths of the main channel 17 and the auxiliary channels 18 are equal to the diameter of a metal bushing. The metal bushings are fed into the main channel 17 one by the vibration disc automatic feeding machine 2, all the metal bushings sequentially advance in the main channel 17 under the pushing of the feeding air cylinder 11, the upper limit detection mechanism 7 and the lower limit detection mechanism 8 are sequentially arranged right above the junction of the main channel 17 and the two auxiliary channels 18, products with unqualified upper limit data are pushed into the first material box 12 by the first material pushing air cylinder 9, products with unqualified lower limit data are pushed into the second material box 13 by the second material pushing air cylinder 10, and qualified products finally fall into the third material box 14 from the tail end of the main channel 17.
The upper limit detection mechanism 7 and the lower limit detection mechanism 8 are respectively located right above the junction of the main channel 17 and the two auxiliary channels 18, the first pushing cylinder 9 and the second pushing cylinder 10 are respectively arranged at one ends of the two auxiliary channels 18, the other ends of the two auxiliary channels 18 are respectively provided with an upper limit unqualified leak hole 19 and a lower limit unqualified leak hole 20, the upper limit unqualified leak hole 19 and the lower limit unqualified leak hole 20 are respectively located right above the first material box 12 and the second material box 13, the feeding cylinder 11 is arranged at the beginning end of the main channel 17, the tail end of the main channel 17 is provided with a qualified product leak hole 21, and the qualified product leak hole 21 is located right above the third material box 14. The upper limit reject hole 19, the lower limit reject hole 20 and the reject hole 21 are used for the corresponding metal bushing to fall down.
The upper limit detection mechanism 7 and the lower limit detection mechanism 8 are identical in structure and comprise a cylindrical shell 22, a gland 23, a pressing plate 24 and three displacement sensors 25, wherein the cylindrical shell 22 is vertically arranged, the gland 23 is arranged at the top opening of the cylindrical shell 22 in a closed mode, the three displacement sensors 25 are uniformly arranged in the cylindrical shell 22 along the circumferential direction, the detection ends of the three displacement sensors 25 vertically penetrate through the bottom of the cylindrical shell 22 downwards and extend downwards, the lower ends of the detection ends of the three displacement sensors 25 are flush, the detection end of each displacement sensor 25 is connected with a detection probe 26 capable of abutting against the upper end face of a metal bush, the bottom of the gland 23 abuts against the top of the three displacement sensors 25, the pressing plate 24 capable of downwardly pressing the metal bush is arranged under the cylindrical shell 22, and the cylindrical shell 22 is erected at the top of two adjacent strip plates 16 through a lifting mechanism. The upper limit detection mechanism 7 is used for detecting positive tolerance of the axial dimension of the metal bush, the lower limit detection mechanism 8 is used for detecting negative tolerance of the axial dimension of the metal bush, the detection chamber drives the cylindrical shell 22 to descend through the lifting mechanism, the pressing plate 24 below the cylindrical shell 22 firstly presses the top of the lower metal bush, then three probes of the three displacement sensors 25 are respectively contacted with the top of the metal bush, three-point data detected by the three displacement sensors 25 are compared with qualified three-point data, the upper limit detection mechanism 7/lower limit detection mechanism 8 compares the detected positive/negative tolerance data with standard positive/negative tolerance data, if the comparison is carried out, the metal bush continues to move forward along the main channel 17 until the metal bush falls into the third material box 14 under the pushing of the feeding cylinder 11, if the comparison is not carried out, the first pushing cylinder 9/second pushing cylinder 10 acts to push the unqualified product out of the main channel 17 and fall into the first material box 12/second material box 13, the collected product is divided into upper limit data and lower limit data, and the two types of unqualified data are compared, and the two types of unqualified data can be processed again, and the waste of materials can be avoided after automatic processing is achieved.
The lifting mechanism comprises a first lifting cylinder 28, a sliding rail 29 and a cushion block 30, the cushion block 30 is arranged at the top of strip plates 16 on two sides of the auxiliary channel 18, the first lifting cylinder 28 is fixedly arranged at the top of the cushion block 30 in a vertical state, the output end of the first lifting cylinder 28 is vertically upwards arranged, the sliding rail 29 is arranged on a cylinder wall of the first lifting cylinder 28, which is close to the cylinder shell 22, a sliding bar 31 which is in sliding fit with the sliding rail 29 is arranged on one side of the cylinder shell 22, which is close to the first lifting cylinder 28, the top of the pressing cover 23 is fixedly connected with the top output shaft of the first lifting cylinder 28 through a connecting rod 32 which is horizontally arranged, and a limiting block 33 for fixedly connecting the end part of the connecting rod 32 is arranged at the top end of the output shaft of the first lifting cylinder 28. The first lifting cylinder 28 drives the cylindrical shell 22 to lift, the cooperation of the sliding rail 29 and the sliding bar 31 ensures that the cylindrical shell 22 can only move up and down along the vertical direction, left and right offset cannot occur, and the limiting block 33 ensures that the output shaft of the first lifting cylinder 28 cannot excessively descend.
The top center department of clamp plate 24 is vertically and is equipped with a cylinder axle 34, the top of cylinder axle 34 is vertical upwards to pass the bottom of cylinder shell 22, clamp plate 24 is plane A-frame structure, the top of three tip of clamp plate 24 all is equipped with vertical direction optical axis 35, the top of three direction optical axis 35 all passes the bottom of cylinder shell 22 and extends to the inboard of cylinder shell 22, the top of every direction optical axis 35 all is fixed the cover and is equipped with an anticreep ring 36, the outside cover of cylinder axle 34 is equipped with a buffer spring 37, buffer spring 37's upper and lower extreme is contradicted with the bottom of cylinder shell 22 and the top of clamp plate 24 respectively. When the pressure plate 24 abuts against the top of the metal bush, the buffer spring 37 is compressed and tightened, and the cylindrical shaft 34 and the three guide optical axes 35 extend up into the cylindrical housing 22 for a distance, during which the cylindrical housing 22 continues to descend with the three detection probes 26 until it comes into contact with the top of the metal bush for data measurement.
Three groups of baffles 38 for inserting the displacement sensors 25 are arranged on the inner wall of the cylindrical shell 22, a circular plate 39 which is in contact with the tops of the three displacement sensors 25 is arranged under the gland 23, and the circular plate 39 is connected with the gland 23 through a plurality of connecting columns 40. The provision of the circular plate 39 and the baffle 38 ensures that the displacement sensor 25 can be stably mounted within the cylindrical housing 22 without loosening.
The discharge end of the vibration plate automatic feeder 2 extends obliquely downward to just above the start end of the main channel 17, and the discharge end of the vibration plate automatic feeder 2 is provided with a feeding hole 41 for the metal bushing to fall. The metal bushings in the vibration plate automatic feeder 2 fall into the main passage 17 one by one through the feed holes 41.
The first pushing cylinder 9, the second pushing cylinder 10 and the feeding cylinder 11 are horizontally and fixedly arranged at the top of the workbench 5, the output ends of the first pushing cylinder 9, the second pushing cylinder 10 and the feeding cylinder 11 are horizontally connected with an L-shaped pushing rod 42 which can extend into a material channel, the bottom of the workbench 5 is provided with two second lifting cylinders 43 which respectively correspond to the two auxiliary channels 18, the two second lifting cylinders 43 are vertically arranged under one ends, far away from the L-shaped pushing rod 42, of the corresponding auxiliary channels 18, the output ends of each second lifting cylinder 43 are respectively provided with an inserting plate 44, and the top of each inserting plate 44 vertically upwards passes through the workbench 5 and the backing plate 15 and extends into the auxiliary channel 18 right above. The metal bushing is moved in the main channel 17/sub channel 18 by the L-shaped pusher bar 42, and is prevented from being deviated into the sub channel 18 by the engagement between the upper end of the insert plate 44 and one end of the L-shaped pusher bar when the metal bushing advances in the main channel 17, and the insert plate 44 is lowered when the defective product is detected, so that the L-shaped pusher bar 42 pushes the product smoothly out of the sub channel 18.
The top of the partition plate 4 is provided with two limiting bars 45 for limiting the first material box 12 and the second material box 13, and the third material box 14 is positioned below the partition plate 4. The limit stop bar 45 is used for preventing the first material box 12/second material box 13 from sliding and shifting due to vibration when the vibration disc automatic feeding machine 2 works.
Working principle: the metal bushings are fed into the main channel 17 one by the vibration disc automatic feeding machine 2, all the metal bushings sequentially advance in the main channel 17 under the pushing of the feeding cylinder 11, the upper limit detection mechanism 7 and the lower limit detection mechanism 8 are sequentially arranged right above the junction of the main channel 17 and the two auxiliary channels 18, the products with unqualified detection upper limit data are pushed into the first material box 12 by the first material pushing cylinder 9, the products with unqualified lower limit data are pushed into the second material box 13 by the second material pushing cylinder 10, the qualified products finally fall into the third material box 14 from the tail end of the main channel 17, the upper limit detection mechanism 7 is used for detecting the positive tolerance of the axial dimension of the metal bushings, the lower limit detection mechanism 8 is used for detecting the negative tolerance of the axial dimension of the metal bushings, the lower limit detection mechanism drives the cylindrical shell 22 to descend through the lifting mechanism, the pressing plate 24 below the cylindrical shell 22 firstly presses the tops of the lower metal bushings, then three probes of the three displacement sensors 25 are respectively contacted with the tops of the metal bushings, the three probes with the three detection upper limit data are detected by the three displacement sensors 25, the three probes are pushed into the second material box 13 by the second material pushing cylinder 10, the qualified products finally fall into the third material box 14 from the tail end of the main channel 17, the positive tolerance of the metal bushings falls into the third material box 14, the positive tolerance of the axial dimension of the metal bushings falls into the second material box is detected by the negative tolerance of the metal bushings is detected by the upper limit detection mechanism 8, the negative tolerance of the metal bushings is lower limit detection mechanism 22 is lower than the negative tolerance of the metal bushings is lower than the metal bushings is, the upper limit material bushing is lower under the lower than the upper limit material is under the lower is, and under the lower condition is under the lower under the quality condition, and.
The foregoing is merely exemplary of the present invention and is not intended to limit the present invention. Various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principles of the present invention, should be included in the scope of the claims of the present invention.
Claims (4)
1. A full-automatic measuring apparatu of metal bush, its characterized in that: the automatic feeding machine comprises a cabinet (1), an automatic vibrating disk feeder (2) and a detection table assembly (3), wherein a horizontal partition plate (4) is arranged in the middle of the cabinet (1), the automatic vibrating disk feeder (2) and the detection table assembly (3) are arranged at the top of the partition plate (4), the detection table assembly (3) comprises a workbench (5), a material channel, an upper limit detection mechanism (7) and a lower limit detection mechanism (8), the material channel is arranged at the top of the workbench (5), the automatic vibrating disk feeder (2) is positioned beside the workbench (5) and the discharge end of the vibrating disk feeder extends to the position right above the starting end of the material channel, the upper limit detection mechanism (7) and the lower limit detection mechanism (8) are sequentially arranged at one side of the material channel at intervals, a first pushing cylinder (9) and a second pushing cylinder (10) for pushing a metal lining into the material channel are respectively arranged under the upper limit detection mechanism (7) and the lower limit detection mechanism (8), a first feeding mechanism (11) for pushing the metal lining in the material channel is arranged at the outer side of the initial end of the material channel, a second upper limit detection mechanism (12) and a third lower limit detection mechanism (13) are arranged under the workbench (5) and a first limit detection mechanism (12) and a second limit detection mechanism (13) which is arranged under the material box (12) and a third limit detection mechanism (13) respectively, the third material box (14) is positioned right below the tail end of the material channel;
The top of the workbench (5) is provided with a horizontal backing plate (15), the top of the backing plate (15) is provided with six strip-shaped plates (16) for forming a material channel, the material channel is of a' shaped structure formed by a main channel (17) and two auxiliary channels (18), and the widths of the main channel (17) and the auxiliary channels (18) are equal to the diameter of a metal bushing;
The upper limit detection mechanism (7) and the lower limit detection mechanism (8) are respectively positioned right above the junction of the main channel (17) and the two auxiliary channels (18), the first pushing cylinder (9) and the second pushing cylinder (10) are respectively arranged at one ends of the two auxiliary channels (18), the other ends of the two auxiliary channels (18) are respectively provided with an upper limit unqualified leak hole (19) and a lower limit unqualified leak hole (20), the upper limit unqualified leak hole (19) and the lower limit unqualified leak hole (20) are respectively positioned right above the first material box (12) and the second material box (13), the feeding cylinder (11) is arranged at the beginning end of the main channel (17), the tail end of the main channel (17) is provided with a qualified leak hole (21), and the qualified leak hole (21) is positioned right above the third material box (14);
The upper limit detection mechanism (7) and the lower limit detection mechanism (8) are identical in structure and comprise a cylindrical shell (22), a gland (23), a pressing plate (24) and three displacement sensors (25), wherein the cylindrical shell (22) is vertically arranged, the gland (23) is arranged at the top opening of the cylindrical shell (22) in a closed mode, the three displacement sensors (25) are uniformly arranged in the cylindrical shell (22) along the circumferential direction, the detection ends of the three displacement sensors (25) vertically penetrate through the bottom of the cylindrical shell (22) downwards and extend downwards, the lower ends of the detection ends of the three displacement sensors (25) are flush, the detection end of each displacement sensor (25) is connected with a detection probe (26) capable of abutting against the upper end face of a metal bushing, the bottom of the gland (23) abuts against the top of the three displacement sensors (25), the pressing plate (24) capable of downwardly pressing the metal bushing is arranged under the cylindrical shell (22), and the cylindrical shell (22) is erected on two adjacent top plates (16) through a lifting mechanism;
The lifting mechanism comprises a first lifting cylinder (28), a sliding rail (29) and a cushion block (30), wherein the cushion block (30) is arranged at the top of strip-shaped plates (16) on two sides of the auxiliary channel (18), the first lifting cylinder (28) is fixedly arranged at the top of the cushion block (30) in a vertical state, the output end of the first lifting cylinder (28) is vertically upwards arranged, the sliding rail (29) is vertically arranged on the cylinder wall of one side, close to the cylinder shell (22), of the first lifting cylinder (28), a sliding strip (31) in sliding fit with the sliding rail (29) is arranged on one side, close to the first lifting cylinder (28), of the cylinder shell (22), the top of the pressing cover (23) is fixedly connected with the top output shaft of the first lifting cylinder (28) through a connecting rod (32) which is horizontally arranged, and a limiting block (33) for fixedly connecting the end part of the connecting rod (32) is arranged at the top end of the output shaft of the first lifting cylinder (28);
The center of the top of the pressing plate (24) is vertically provided with a cylindrical shaft (34), the top of the cylindrical shaft (34) vertically upwards passes through the bottom of the cylindrical shell (22), the pressing plate (24) is of a plane triangular bracket structure, the tops of three ends of the pressing plate (24) are respectively provided with a vertical guide optical axis (35), the tops of the three guide optical axes (35) respectively pass through the bottom of the cylindrical shell (22) and extend to the inner side of the cylindrical shell (22), the top of each guide optical axis (35) is fixedly sleeved with an anti-drop ring (36), the outer side of the cylindrical shaft (34) is sleeved with a buffer spring (37), and the upper end and the lower end of the buffer spring (37) respectively collide with the bottom of the cylindrical shell (22) and the top of the pressing plate (24);
three groups of baffles (38) for inserting the displacement sensors (25) are arranged on the inner wall of the cylindrical shell (22), a circular plate (39) which is abutted against the tops of the three displacement sensors (25) is arranged under the gland (23), and the circular plate (39) is connected with the gland (23) through a plurality of connecting columns (40).
2. The fully automatic metal lining measuring instrument according to claim 1, wherein: the discharging end of the vibration disc automatic feeding machine (2) extends obliquely downwards to the position right above the starting end of the main channel (17), and the tail end of the discharging end of the vibration disc automatic feeding machine (2) is provided with a feeding hole (41) for a metal bushing to fall down.
3. The fully automatic metal lining measuring instrument according to claim 1, wherein: the first pushing cylinder (9), the second pushing cylinder (10) and the feeding cylinder (11) are horizontally and fixedly arranged at the top of the workbench (5), the output ends of the first pushing cylinder (9), the second pushing cylinder (10) and the feeding cylinder (11) are horizontally connected with an L-shaped pushing rod (42) which can extend into a material channel, the bottom of the workbench (5) is provided with two second lifting cylinders (43) which respectively correspond to two auxiliary channels (18), the two second lifting cylinders (43) are vertically arranged under one ends, far away from the L-shaped pushing rod (42), of the corresponding auxiliary channels (18), the output end of each second lifting cylinder (43) is arranged and connected with a plugboard (44), and the top of each plugboard (44) vertically upwards penetrates through the workbench (5) and the backing plate (15) and extends into the auxiliary channel (18) above the corresponding auxiliary channels.
4. The fully automatic metal lining measuring instrument according to claim 1, wherein: the top of baffle (4) is equipped with two spacing blend stop (45) that are used for carrying out spacing to first magazine (12) and second magazine (13), and third magazine (14) are located the below of baffle (4).
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| CN201811643863.5A CN109540061B (en) | 2018-12-30 | 2018-12-30 | Full-automatic measuring instrument for metal bushing |
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| CN201811643863.5A CN109540061B (en) | 2018-12-30 | 2018-12-30 | Full-automatic measuring instrument for metal bushing |
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| CN110293071B (en) * | 2019-07-30 | 2024-02-06 | 思柏精密科技股份有限公司 | Roller outer diameter through-stop detection device and detection method thereof |
| CN111054660B (en) * | 2019-12-27 | 2024-02-23 | 绍兴中科通信设备有限公司 | Detection device of optical device TO crimping machine in 100G optical module and control method thereof |
| CN111687634A (en) * | 2020-05-07 | 2020-09-22 | 山东泰展机电科技股份有限公司 | Solenoid valve assembly detecting system |
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