CN108917566A - A kind of adhesive material flatness detector that band locally detects - Google Patents

A kind of adhesive material flatness detector that band locally detects Download PDF

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Publication number
CN108917566A
CN108917566A CN201810328124.0A CN201810328124A CN108917566A CN 108917566 A CN108917566 A CN 108917566A CN 201810328124 A CN201810328124 A CN 201810328124A CN 108917566 A CN108917566 A CN 108917566A
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CN
China
Prior art keywords
slide rail
workbench
adhesive material
longitudinal
amesdial
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810328124.0A
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Chinese (zh)
Inventor
陈崇炯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wenzhou Polytechnic
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Wenzhou Polytechnic
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wenzhou Polytechnic filed Critical Wenzhou Polytechnic
Priority to CN201810328124.0A priority Critical patent/CN108917566A/en
Publication of CN108917566A publication Critical patent/CN108917566A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/28Measuring arrangements characterised by the use of mechanical techniques for measuring roughness or irregularity of surfaces

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)

Abstract

The invention discloses a kind of adhesive material flatness detectors that band locally detects,It include workbench,Cavity is provided on workbench,Detection plate is equipped with above cavity,Several through-holes are evenly equipped on the detection plate,Vacuum evacuation device is connected with below cavity,The measuring device that flatness detection is carried out relative to the adhesive material being laid on detection plate is equipped with above the workbench,The measuring device includes whole measuring device and local detection device,The whole measuring device has amesdial and the mobile mechanism for driving amesdial mobile,The mobile mechanism includes longitudinal slide rail and horizontal slide rail,The local detection device has the rotating mechanism of driving amesdial rotation,The rotating mechanism includes turntable,Radial groove is offered on turntable,The radial groove is equipped with sliding block,By using above structure,The present invention is not only easy to operate,Measurement accuracy is higher,And it is suitable for whole detection and part detection.

Description

A kind of adhesive material flatness detector that band locally detects
Technical field
The present invention relates to a kind of detectors of adhesive material flatness, and in particular to a kind of adhesive sticker that band locally detects Material flatness detector.
Background technique
Currently, existing adhesive material flatness detection instrument has generally comprised workbench, it is provided on workbench recessed Chamber is further fixed on the detection plate that capping is constituted to the cavity on workbench, be evenly equipped on the detection plate several with The cavity keeps the through-hole of connection, is also connected with vacuum evacuation device on the cavity of workbench.When detection, adhesive material is put down It is layered on detection plate, vacuum pumping is then carried out to cavity by vacuum evacuation device, due to uniformly distributed on the detection plate There are several to keep the through-hole being connected to the cavity, therefore vacuumize rear adhesive material will be firmly adsorbed on detection On plate, hereafter, people determine the flatness of adhesive material by the way that whether observation adhesive material has the place of protrusion, but There are how the roughness measurement of high spot being come out when the place of protrusion, there are skills determining adhesive material for the prior art Art problem, usually manually measures by set square and ruler, but due to the length and width size of adhesive material generally all compared with Greatly, therefore to manually be measured raised points a certain on adhesive material by set square and ruler, there is only operations Inconvenience, and measurement accuracy cannot be guaranteed.
Summary of the invention
In view of the deficiencies of the prior art, it the present invention provides a kind of not only easy to operate, measurement accuracy is higher, but also is applicable in The instrument in adhesive material flatness whole detection and locally detected.
To achieve the above object, the present invention provides a kind of adhesive material flatness detector that band locally detects, packets Workbench has been included, cavity is provided on workbench, the detection plate for constituting capping to the cavity, institute are further fixed on workbench It states and is evenly equipped with several through-holes being connected to cavity holding on detection plate, be also connected with and vacuumize on the cavity of workbench Device, it is characterised in that:It is installed on the workbench flat for being carried out to the adhesive material being laid on detection plate The measuring device of whole degree detection, the measuring device includes amesdial and opposite detection plate moves for driving amesdial Mobile mechanism, the mobile mechanism includes longitudinal slide rail and horizontal slide rail, and longitudinal slide rail is fixed on the table, longitudinal It has been slidably installed with longitudinal sliding block on sliding rail, and has been connected with longitudinal drive of its straight skidding in longitudinal slide rail of driving on longitudinal sliding block Motivation structure, the horizontal slide rail are fixed on longitudinal sliding block, and transverse slider, and transverse slider have been slidably installed in horizontal slide rail On be connected with the transversal driving mechanism for driving its horizontal sliding in horizontal slide rail, be provided with extension on the transverse slider Arm is installed with the rotating electric machine of shaft and drive shaft rotation on adjutage, and the lower end of the shaft is connected with turntable, turntable On offer radial groove, radially slided on the radial groove and be installed with radial slider, driving is connected in radial slider Its radial drive cylinder for carrying out radial slippage, offers mounting hole in the radial slider, installs on the mounting hole There is the fixture for gripping amesdial.
The beneficial effects of the invention are as follows:Using the above structure, the present invention is measured using amesdial, and measurement accuracy is higher, Drive amesdial mobile by mobile mechanism simultaneously, more convenient operation, i.e. longitudinal sliding block under the action of longitudinal driving mechanism Can in longitudinal slide rail straight skidding, to realize the longitudinal movement of horizontal slide rail and installing amesdial on it;In transverse direction Under the action of driving mechanism transverse slider can in horizontal slide rail horizontal sliding, to realize the transverse shifting of amesdial, and thousand Divide table to generally comprise shell, the connecting tube extended downwardly is provided on shell, is provided in the connecting tube flexible up and down Contact, therefore the contact of amesdial can measure the flatness of adhesive material in all directions.In addition, when on adhesive material When multiple raised points occurs in close place, also shaft and turntable can be driven to rotate by rotating electric machine, and pass through radial drive Cylinder drives radial slider radial slippage on turntable, to realize that the key area to multiple raised points carries out rapid survey, with Just judge whether flatness is qualified, operate so more convenient.
It includes elastic jacket that the present invention, which can be further arranged to the fixture, and the elastic jacket is inserted into the peace It fills in hole, the upper end of elastic jacket is correspondingly arranged on the flange being resisted against in radial slider, and the lower end of elastic jacket offers more A radially through groove, and the lower end of elastic jacket is separated into multiple fixture blocks by multiple radially through grooves, is formed between multiple fixture blocks to thousand Divide gripping for table.
Using the above structure, the connecting tube of amesdial shell is inserted into elastic jacket, is separated on the elastic jacket The multiple fixture blocks formed can form connecting tube and grip, and structure is simple, convenient for disassembly and assembly to neutral good, positioning accuracy height.
The present invention may further be provided the lower end for elastic jacket and be also provided with annular groove, in the annular groove Embedded with the elastic Zha Quan for promoting multiple fixture blocks inwardly to tighten.By the way that elasticity Zha Quan is arranged, elastic jacket can be made to connect amesdial Adapter tube is formed and is more gripped securely, to facilitate further improving measurement accuracy.
The present invention, which may further be provided, has two for the longitudinal slide rail, and sets up separately in the two sides of workbench, laterally Sliding rail rides upon between two longitudinal slide rails, and is fixed on the longitudinal sliding block of longitudinal slide rail.In this way, structure is more reasonable, Stability is more preferable, and can detect in all directions.
It includes vacuum pump that the present invention, which may further be provided as the vacuum evacuation device, the vacuum pump and workbench It is attached between cavity by pipeline, and is additionally provided with filter, pressure gauge and control valve on the pipeline.Using above-mentioned Structure, unlatching vacuum pump, which can be realized, vacuumizes work to workbench cavity, makes its interior pressure reduction;It is filtered by setting Device can effectively avoid impurity and enter in vacuum pump, pressure gauge and control valve, to improve service life;By the way that pressure gauge is arranged, It can more intuitively determine workbench cavity pressure;And by setting control valve, it can control required different pressures and closing.
Detailed description of the invention
Fig. 1 is the principle of the present invention figure;
Fig. 2 is three-dimensional structure diagram of the invention;
Fig. 3 is partial structurtes exploded view of the invention.
Specific embodiment
A kind of adhesive material flatness detector that band locally detects is given as shown in Figure 1, 2, 3, includes work Platform 1 is provided with cavity 2 on workbench 1, and the detection plate 3 that capping is constituted to the cavity 2 is further fixed on workbench 1, described It is evenly equipped with several on detection plate 3 and keeps the through-hole 31 being connected to the cavity 2, is also connected with pumping on the cavity 2 of workbench 1 Vacuum plant is installed on the workbench 1 for carrying out flatness inspection to the adhesive material being laid on detection plate 3 The measuring device of survey, the measuring device include amesdial 4 and the shifting for driving amesdial 4 mobile relative to detection plate Motivation structure, the mobile mechanism include longitudinal slide rail 5 and horizontal slide rail 6, and longitudinal slide rail 5 is fixed on workbench 1, longitudinal Longitudinal sliding block 7 has been slidably installed on sliding rail 5, and be connected on longitudinal sliding block 7 driving its in longitudinal slide rail 5 straight skidding it is vertical To driving mechanism 8, the horizontal slide rail 6 is fixed on longitudinal sliding block 7, and transverse slider 9 has been slidably installed in horizontal slide rail 6, And the transversal driving mechanism 10 for driving its horizontal sliding in horizontal slide rail 6, the transverse slider are connected on transverse slider 9 It is provided with adjutage 91 on 9, the rotating electric machine 93 that shaft 92 and drive shaft 92 rotate, the shaft are installed on adjutage 91 92 lower end is connected with turntable 94, and radial groove 95 is offered on turntable 94, radially slides dress on the radial groove 95 Equipped with radial slider 96, its radial drive cylinder 97 for carrying out radial slippage of driving, the diameter are connected in radial slider 96 Mounting hole is offered on sliding block 96, and the fixture for gripping amesdial 4 is installed on the mounting hole.Zigzag tread patterns Decelerating motor or servo motor, the structure of bolt and nut or ball wire bar pair can be used in mechanism 8 and transversal driving mechanism 10, can also To use the structures such as cylinder, mandril, other similar structures can also be used certainly.
Using the above structure, the present invention is measured using amesdial 4, and measurement accuracy is higher, at the same by mobile mechanism come Drive amesdial 4 mobile, more convenient operation, i.e., longitudinal sliding block 7 can be in longitudinal slide rail 5 under the action of longitudinal driving mechanism 8 Straight skidding, to realize the longitudinal movement of the amesdial 4 of horizontal slide rail 6 and installing on it;In transversal driving mechanism 10 Act on lower transverse slider 9 can in horizontal slide rail 6 horizontal sliding, to realize the transverse shifting of amesdial 4, and amesdial 4 one As include shell 41, be provided with the connecting tube 42 extended downwardly on shell 41, flexible setting up and down in the connecting tube 42 There is the probe 43 matched with shell 41, therefore amesdial 4 corresponds to when being moved to the place of respective bump, the high spot can be right Probe 43 should be driven to stretch, to measure the flatness of adhesive material.Go out in addition, working as close place on adhesive material When existing multiple raised points, also shaft 92 and turntable 94 can be driven to rotate by rotating electric machine 93, and pass through radial drive cylinder 97 drive the radial slippage on turntable 94 of radial slider 96, to realize that the key area to multiple raised points carries out rapid survey, To judge whether flatness is qualified, operate so more convenient.
The fixture includes elastic jacket 11, and the elastic jacket 11 inserts in the mounting hole, elastic jacket 11 upper end is correspondingly arranged on the flange 111 being resisted against in radial slider 96, and the lower end of elastic jacket 11 offers multiple radial directions Through slot 112, and the lower end of elastic jacket 11 is separated into multiple fixture blocks 113 by multiple radially through grooves 112, between multiple fixture blocks 113 Form gripping to amesdial 4.
Using the above structure, the connecting tube 42 of amesdial shell 41 is inserted into elastic jacket 11, the elastic jacket The multiple fixture blocks 113 being separated to form on 11 can grip the formation of connecting tube 42, and structure is simple, to neutral good, positioning accuracy Height, it is convenient for disassembly and assembly.
The lower end of the elastic jacket 11 is also provided with annular groove 114, is embedded with and promotees in the annular groove 114 The elasticity for tightening multiple fixture blocks 113 inwardly pricks circle 115.Circle 115 is pricked by setting elasticity, elastic jacket 11 can be made to amesdial The formation of connecting tube 42 more grips securely, to facilitate further improving measurement accuracy.
The longitudinal slide rail 5 has two, and sets up separately in the two sides of workbench 1, and horizontal slide rail 6 rides upon two longitudinal slide rails Between 5, and it is fixed on the longitudinal sliding block 7 of longitudinal slide rail 5.In this way, structure is more reasonable, stability is more preferable, and can be with It detects in all directions.
The vacuum evacuation device includes vacuum pump 12, passes through pipeline between the vacuum pump 12 and workbench cavity 2 13 are attached, and filter 14, pressure gauge 15 and control valve 16 are additionally provided on the pipeline 13.Using the above structure, Unlatching vacuum pump 12, which can be realized, vacuumizes work to workbench cavity 2, makes its interior pressure reduction;By the way that filter is arranged 14, it can effectively avoid impurity and enter in vacuum pump 12, pressure gauge 15 and control valve 16, to improve service life;Pass through setting Pressure gauge 15 can more intuitively determine 2 pressure of workbench cavity;And by setting control valve 16, it is big using 16 aperture of control valve It is small, to adjust required pressure according to the different-thickness of adhesive material.

Claims (5)

1. a kind of adhesive material flatness detector that band locally detects, includes workbench, is provided with cavity on workbench, The detection plate that capping is constituted to the cavity is further fixed on workbench, be evenly equipped on the detection plate several with it is described Cavity keeps the through-hole of connection, is also connected with vacuum evacuation device on the cavity of workbench, it is characterised in that:On the workbench It is installed with the measuring device for carrying out flatness detection to the adhesive material being laid on detection plate, the measurement dress Setting includes amesdial and the mobile mechanism for driving amesdial mobile relative to detection plate, and the mobile mechanism includes Longitudinal slide rail and horizontal slide rail, longitudinal slide rail is fixed on the table, longitudinal sliding block has been slidably installed in longitudinal slide rail, and longitudinal The longitudinal driving mechanism for driving its straight skidding in longitudinal slide rail is connected on sliding block, the horizontal slide rail is fixed on longitudinal direction On sliding block, it has been slidably installed with transverse slider in horizontal slide rail, and has been connected on transverse slider and drives it lateral in horizontal slide rail The transversal driving mechanism of sliding is provided with adjutage on the transverse slider, shaft and drive shaft is installed on adjutage The rotating electric machine of rotation, the lower end of the shaft are connected with turntable, and radial groove, the radial groove are offered on turntable On radially slide and be installed with radial slider, its radial drive cylinder for carrying out radial slippage of driving, institute are connected in radial slider Mounting hole is offered in the radial slider stated, and the fixture for gripping amesdial is installed on the mounting hole.
2. the adhesive material flatness detector that a kind of band according to claim 1 locally detects, it is characterised in that:Institute The fixture stated includes elastic jacket, and in the mounting hole, the upper end of elastic jacket is correspondingly arranged for the elastic jacket inserting There is a flange being resisted against in radial slider, the lower end of elastic jacket offers multiple radially through grooves, and multiple radially through grooves are by bullet The lower end of property collet is separated into multiple fixture blocks, is formed between multiple fixture blocks and is gripped to amesdial.
3. the adhesive material flatness detector that a kind of band according to claim 2 locally detects, it is characterised in that:Bullet Property collet lower end be also provided with annular groove, embedded with the elasticity for promoting multiple fixture blocks inwardly to tighten in the annular groove Zha Quan.
4. the adhesive material flatness detector that a kind of band according to claim 1 or 2 or 3 locally detects, feature It is:The longitudinal slide rail has two, and sets up separately in the two sides of workbench, and horizontal slide rail rides upon between two longitudinal slide rails, And it is fixed on the longitudinal sliding block of longitudinal slide rail.
5. the adhesive material flatness detector that a kind of band according to claim 1 locally detects, it is characterised in that:Institute The vacuum evacuation device stated includes vacuum pump, is attached between the vacuum pump and workbench cavity by pipeline, and described Pipeline on be additionally provided with filter, pressure gauge and control valve.
CN201810328124.0A 2018-04-08 2018-04-08 A kind of adhesive material flatness detector that band locally detects Pending CN108917566A (en)

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Application Number Priority Date Filing Date Title
CN201810328124.0A CN108917566A (en) 2018-04-08 2018-04-08 A kind of adhesive material flatness detector that band locally detects

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109974566A (en) * 2019-04-10 2019-07-05 江苏理工学院 A kind of measurer detecting plane planeness and the depth of parallelism
CN110095471A (en) * 2019-04-19 2019-08-06 重庆中烟工业有限责任公司 A kind of cigarette printing material comprehensive detection platform
CN110243281A (en) * 2019-07-12 2019-09-17 徐州工业职业技术学院 A kind of construction engineering quality flatness checking device
CN110631444A (en) * 2019-10-18 2019-12-31 安徽华泰纺织有限公司 Air jet loom special-shaped reed groove detection device and using method thereof
CN110749302A (en) * 2019-10-31 2020-02-04 福州天瑞线锯科技有限公司 Single crystal silicon rod cutting surface angle detection device and squaring machine
CN112414283A (en) * 2020-11-25 2021-02-26 常州聚诚科技有限公司 Angle flatness detector
CN117928355A (en) * 2024-03-25 2024-04-26 天津滨电电力工程有限公司 Device and method for rapidly detecting air gap of high-voltage insulating material
CN118392011A (en) * 2024-06-27 2024-07-26 淄博秉德机电科技有限公司 Laminating formula flatness measurement device for building engineering

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000074606A (en) * 1998-08-31 2000-03-14 Hitachi Constr Mach Co Ltd Instrument and method for three-dimensional shape measurement
US20080271332A1 (en) * 2007-05-04 2008-11-06 Hexagon Metrology Ab Coordinate measuring method and device
CN201583209U (en) * 2009-12-25 2010-09-15 无锡市帆鹰警用器材新技术有限公司 Bullet clamping head for bullet disassembling device
CN203177793U (en) * 2013-04-21 2013-09-04 陈晓峰 Flat plate flatness detection apparatus
CN203274665U (en) * 2013-06-06 2013-11-06 广东鸿图科技股份有限公司 Back adjustment type flatness detection apparatus
CN204085424U (en) * 2014-09-25 2015-01-07 四川工程职业技术学院 Piece surface pick-up unit
CN104807390A (en) * 2015-04-24 2015-07-29 河海大学 Concrete surface characteristic measurement instrument and method
CN206073900U (en) * 2016-10-19 2017-04-05 广东鸿图武汉压铸有限公司 A kind of cast blank flatness checking device of back of the body mode centering machining benchmark
CN206848153U (en) * 2017-05-05 2018-01-05 昆山百希奥电子科技有限公司 A kind of notebook rubber steeps vision-based detection adsorbent equipment

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000074606A (en) * 1998-08-31 2000-03-14 Hitachi Constr Mach Co Ltd Instrument and method for three-dimensional shape measurement
US20080271332A1 (en) * 2007-05-04 2008-11-06 Hexagon Metrology Ab Coordinate measuring method and device
CN201583209U (en) * 2009-12-25 2010-09-15 无锡市帆鹰警用器材新技术有限公司 Bullet clamping head for bullet disassembling device
CN203177793U (en) * 2013-04-21 2013-09-04 陈晓峰 Flat plate flatness detection apparatus
CN203274665U (en) * 2013-06-06 2013-11-06 广东鸿图科技股份有限公司 Back adjustment type flatness detection apparatus
CN204085424U (en) * 2014-09-25 2015-01-07 四川工程职业技术学院 Piece surface pick-up unit
CN104807390A (en) * 2015-04-24 2015-07-29 河海大学 Concrete surface characteristic measurement instrument and method
CN206073900U (en) * 2016-10-19 2017-04-05 广东鸿图武汉压铸有限公司 A kind of cast blank flatness checking device of back of the body mode centering machining benchmark
CN206848153U (en) * 2017-05-05 2018-01-05 昆山百希奥电子科技有限公司 A kind of notebook rubber steeps vision-based detection adsorbent equipment

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109974566A (en) * 2019-04-10 2019-07-05 江苏理工学院 A kind of measurer detecting plane planeness and the depth of parallelism
CN109974566B (en) * 2019-04-10 2020-10-30 江苏理工学院 Measuring tool for detecting flatness and parallelism of flat plate
CN110095471A (en) * 2019-04-19 2019-08-06 重庆中烟工业有限责任公司 A kind of cigarette printing material comprehensive detection platform
CN110243281A (en) * 2019-07-12 2019-09-17 徐州工业职业技术学院 A kind of construction engineering quality flatness checking device
CN110631444A (en) * 2019-10-18 2019-12-31 安徽华泰纺织有限公司 Air jet loom special-shaped reed groove detection device and using method thereof
CN110749302A (en) * 2019-10-31 2020-02-04 福州天瑞线锯科技有限公司 Single crystal silicon rod cutting surface angle detection device and squaring machine
CN112414283A (en) * 2020-11-25 2021-02-26 常州聚诚科技有限公司 Angle flatness detector
CN117928355A (en) * 2024-03-25 2024-04-26 天津滨电电力工程有限公司 Device and method for rapidly detecting air gap of high-voltage insulating material
CN117928355B (en) * 2024-03-25 2024-07-02 天津滨电电力工程有限公司 Device and method for rapidly detecting air gap of high-voltage insulating material
CN118392011A (en) * 2024-06-27 2024-07-26 淄博秉德机电科技有限公司 Laminating formula flatness measurement device for building engineering
CN118392011B (en) * 2024-06-27 2024-08-20 淄博秉德机电科技有限公司 Laminating formula flatness measurement device for building engineering

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Application publication date: 20181130