CN109029795A - A kind of pressure-detecting device of tubular workpiece - Google Patents

A kind of pressure-detecting device of tubular workpiece Download PDF

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Publication number
CN109029795A
CN109029795A CN201811086558.0A CN201811086558A CN109029795A CN 109029795 A CN109029795 A CN 109029795A CN 201811086558 A CN201811086558 A CN 201811086558A CN 109029795 A CN109029795 A CN 109029795A
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CN
China
Prior art keywords
limit plate
nut
pressure
plate
detecting device
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Granted
Application number
CN201811086558.0A
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Chinese (zh)
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CN109029795B (en
Inventor
吴斯涛
吴斌辉
彭文武
李族
吴霜
江明
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Zhuhai Ruixin Precision Technology Co Ltd
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Zhuhai Ruixin Precision Technology Co Ltd
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Priority to CN201811086558.0A priority Critical patent/CN109029795B/en
Publication of CN109029795A publication Critical patent/CN109029795A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00Measuring force or stress, in general
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/08Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
    • G01N3/10Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
    • G01N3/12Pressure testing

Abstract

The invention discloses a kind of pressure-detecting devices of tubular workpiece, including lower plate and upper plate, strut is equipped between the lower plate and upper plate, the strut surface is equipped with guide post fixed block, and guide post fixed block top surface is equipped with cylinder, and guide post fixed block bottom surface is equipped with connecting rod, the connecting rod bottom is equipped with pressure sensor, the pressure sensor bottom surface is equipped with stiffened pressure head, and stiffened pressure head bottom is equipped with the first limit plate, and first limit plate bottom is equipped with the second limit plate.The present invention is by being equipped with limiting device, after rotation axis placement corresponding with placing groove, after snap-gauge placement corresponding with the bearing on rotation axis surface, rotate the second nut and third nut, by the scale on strut surface to make the distance between the first limit plate and the second limit plate be determined, then the first nut and the 4th nut are rotated, so that the first limit plate and the second limit plate be fixed.

Description

A kind of pressure-detecting device of tubular workpiece
Technical field
The present invention relates to pressure checking device field, in particular to a kind of pressure-detecting device of tubular workpiece.
Background technique
Pressure-detecting device is used to assemble rotation axis and monitors the binding force between axonometer and rotation axis on-line, and detection turns The detection device of the interference fit of moving axis.Traditional product disqualification rate is all by sampling check, and inspection when is to use Damaged method detects (destructive testing), and commodity destruction cannot use after being detected, simultaneously because sampling Detection, the conjunction of product Lattice rate and accurate rate are with regard to low.
Therefore, it is necessary to solve the above problems to invent a kind of pressure-detecting device of tubular workpiece.
Summary of the invention
The purpose of the present invention is to provide a kind of pressure-detecting devices of tubular workpiece, when pressure sensor detects detection Pressure when being more than the pressure limit of setting, after rotation axis is not snapped into together with axonometer, pressure sensor is by pressure signal It is transferred to inside CPU, and then CPU control warning lamp issues alarm signal, thus indicate that rotation axis and axonometer are substandard product, When pressure sensor detects that the pressure of detection is not above the pressure limit of setting, rotation axis is corresponding with axonometer to be snapped into together Afterwards, to indicate that rotation axis and axonometer are qualified products, therefore destructive damage will not be generated to rotation axis and axonometer, it can Continue to adjusting and overhauling between rotation axis and axonometer, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme: a kind of pressure-detecting device of tubular workpiece, including Lower plate and upper plate are equipped with strut between the lower plate and upper plate, the strut surface is equipped with guide post fixed block, and the guide post is fixed Block top surface is equipped with cylinder, and guide post fixed block bottom surface is equipped with connecting rod, and the connecting rod bottom is equipped with pressure sensor, described Pressure sensor bottom surface is equipped with stiffened pressure head, and stiffened pressure head bottom is equipped with the first limit plate, first limit plate bottom Equipped with the second limit plate, first limit plate and the second limit plate top surface are equipped with snap-gauge, first limit plate and second Limit plate two sides are equipped with limiting device, and second limit plate bottom is equipped with fixing seat, and two sides are all provided at the top of the fixing seat There is adapter sleeve, the lower plate top surface is equipped with nose bar, and the strut two sides are equipped with loose slot, first limit plate and the second limit Position intralamellar part is equipped with spring, and movable stand is equipped on the inside of the spring, and described movable stand one end is equipped with idler wheel, the movable stand top Portion is equipped with fixture block.
Preferably, respective panels are equipped on the inside of the fixture block, the fixture block inner surface is equipped with card slot, and the fixture block passes through card Slot matches with respective panels.
Preferably, the limiting device includes vertical bar, and the vertical bar surface is equipped with the first nut, first nut bottom Equipped with the second nut, second nut bottom is equipped with third nut, and third nut bottom is equipped with the 4th nut, and described the One nut and the second nut match with the first limit plate, the third nut and the 4th nut with the second limit plate phase Match.
Preferably, the pressure sensor output end is equipped with CPU, and the CPU output end is equipped with warning lamp, and the pressure passes Sensor and warning lamp are electrically connected with CPU.
Preferably, the snap-gauge is made of rubber material, and first limit plate and the second limit plate are between snap-gauge It is buckled equipped with workpiece, first limit plate and the second limit plate, which pass through workpiece, to be buckled and connect with snap-gauge.
Preferably, first limit plate, the second limit plate and snap-gauge side are equipped with placing groove, the placing groove with plus Hard pressure head is arranged in same vertical straight line.
Preferably, the fixed seating face is equipped with jack, and the jack and stiffened pressure head are arranged in same vertical straight line, The fixing seat is fastened to lower board surface in such a way that adapter sleeve is threadedly coupled with nose bar.
Preferably, the strut surface is equipped with scale, first limit plate and the second limit plate is corresponding with scale sets It sets.
Technical effect and advantage of the invention:
1, the present invention needs to move the first limit plate and the second limit plate on strut surface by being equipped with limiting device It when dynamic, needs that the component of rotation axis is fixed, the first nut of rotation, the second nut, third nut and the 4th nut, in turn The first limit plate and the second limit plate is set to slide in strut and vertical bar surface, then by rotation axis placement corresponding with placing groove Afterwards, at this point, rotating the second nut and third nut by after snap-gauge placement corresponding with the bearing on rotation axis surface, passing through strut table Then the scale in face rotates the first nut and the 4th to make the distance between the first limit plate and the second limit plate be determined Nut avoids the first limit plate and the second limit plate from shaking so that the first limit plate and the second limit plate be fixed;
2, the present invention, when needing mobile first limit plate and the second limit plate, pulls fixture block, at this time by being equipped with fixture block Fixture block generates squeezing effect to spring by movable stand, then takes out respective panels, unclamps fixture block, and spring force drives movable stand Touch loose slot side by idler wheel, by idler wheel inside loose slot it is mobile reduce the first limit plate and the second limit plate and Respective panels are usually stuck between two fixture blocks by the frictional dissipation between loose slot, thus reduce the crush injury that idler wheel is subject to, It is convenient that idler wheel is protected.
Detailed description of the invention
Fig. 1 is whole the schematic diagram of the section structure of the invention;
Fig. 2 is the first limit plate partial structural diagram of the invention;
Fig. 3 is the portion the A schematic enlarged-scale view in Fig. 1 of the invention;
Fig. 4 is overall system structure schematic diagram of the invention;
In figure: 1 lower plate, 2 upper plates, 3 struts, 4 guide post fixed blocks, 5 cylinders, 6 connecting rods, 7 pressure sensors, 8 stiffened pressures Head, 9 first limit plates, 10 second limit plates, 11 snap-gauges, 12 limiting devices, 13 fixing seats, 14 adapter sleeves, 15 nose bars, 16 activities Slot, 17 springs, 18 movable stands, 19 idler wheels, 20 fixture blocks, 21 respective panels, 22 vertical bars, 23 first nuts, 24 second nuts, 25 thirds Nut, 26 the 4th nuts, 27CPU, 28 warning lamps.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Embodiment 1:
The present invention provides a kind of pressure-detecting device of tubular workpiece as shown in Figs. 1-2, including lower plate 1 and upper plate 2, Strut 3 is equipped between the lower plate 1 and upper plate 2,3 surface of strut is equipped with guide post fixed block 4, and the guide post fixed block 4 pushes up Face is equipped with cylinder 5, and 4 bottom surface of guide post fixed block is equipped with connecting rod 6, and 6 bottom of connecting rod is equipped with pressure sensor 7, institute 7 bottom surface of pressure sensor is stated equipped with stiffened pressure head 8,8 bottom of stiffened pressure head is equipped with the first limit plate 9, first limit 9 bottom of plate is equipped with the second limit plate 10, and first limit plate 9 and 10 top surface of the second limit plate are equipped with snap-gauge 11, and described the One limit plate 9 and 10 two sides of the second limit plate are equipped with limiting device 12, and 10 bottom of the second limit plate is equipped with fixing seat 13, The 13 top two sides of fixing seat are equipped with adapter sleeve 14, and 1 top surface of lower plate is equipped with nose bar 15, and 3 two sides of strut are all provided with There is loose slot 16, spring 17 is equipped with inside first limit plate 9 and the second limit plate 10, is equipped with and moves on the inside of the spring 17 Moving frame 18, described 18 one end of movable stand are equipped with idler wheel 19, are equipped with fixture block 20 at the top of the movable stand 18.
The effect of the embodiment technical solution are as follows: need 3 surface of strut to the first limit plate 9 and the second limit plate 10 into It when row is mobile, needs that the component of rotation axis is fixed, the first nut 23 of rotation, the second nut 24, third nut 25 and the Four nuts 26, and then the first limit plate 9 and the second limit plate 10 is enable to slide in strut 3 and 22 surface of vertical bar, then it will turn After moving axis placement corresponding with placing groove, at this point, rotating the second nut for after the placement corresponding with the bearing on rotation axis surface of snap-gauge 11 24 and third nut 25, by the scale on 3 surface of strut to make the distance between the first limit plate 9 and the second limit plate 10 into Row determines, the first nut 23 and the 4th nut 26 is then rotated, to consolidate to the first limit plate 9 and the second limit plate 10 It is fixed, avoid the first limit plate 9 and the second limit plate 10 from shaking.
Embodiment 2:
With reference to the accompanying drawings 2, respective panels 21 are equipped on the inside of the fixture block 20, and 20 inner surface of fixture block is equipped with card slot, described Fixture block 20 is matched by card slot with respective panels 21, usually respective panels 21 is stuck between two fixture blocks 20, to reduce idler wheel 15 crush injuries being subject to, it is convenient that idler wheel 15 is protected.
With reference to the accompanying drawings 3, the limiting device 12 includes vertical bar 22, and 22 surface of vertical bar is equipped with the first nut 23, described First nut, 23 bottom is equipped with the second nut 24, and 24 bottom of the second nut is equipped with third nut 25, the third nut 25 Bottom is equipped with the 4th nut 26, and first nut 23 and the second nut 24 match with the first limit plate 9, the third spiral shell Cap 25 and the 4th nut 26 match with the second limit plate 10, rotate the second nut 24 and third nut 25, pass through 3 table of strut Then the scale in face rotates the first nut 23 to make the distance between the first limit plate 9 and the second limit plate 10 be determined With the 4th nut 26, so that the first limit plate 9 and the second limit plate 10 be fixed.
With reference to the accompanying drawings 4,7 output end of pressure sensor is equipped with CPU27, and the CPU27 output end is equipped with warning lamp 28, The pressure sensor 7 and warning lamp 28 are electrically connected with CPU27, when pressure sensor 7 detects that the pressure of detection is more than When the pressure limit of setting, after rotation axis is not snapped into together with axonometer, pressure signal is transferred to by pressure sensor 7 Inside CPU27, and then CPU27 control warning lamp 28 issues alarm signal, thus indicate that rotation axis and axonometer are substandard product, When pressure sensor 7 detects that the pressure of detection is not above the pressure limit of setting, rotation axis is corresponding with axonometer to be snapped into one After rising, to indicate rotation axis and axonometer for qualified products.
With reference to the accompanying drawings 1, the snap-gauge 11 is made of rubber material, first limit plate 9 and the second limit plate 10 with It is equipped with workpiece between snap-gauge 11 to buckle, first limit plate 9 and the second limit plate 10 are buckled by workpiece and connect with snap-gauge 11, side Just snap-gauge 11 is fastened, snap-gauge 11 is avoided to be in the presence of falling off.
With reference to the accompanying drawings 1, first limit plate 9, the second limit plate 10 and 11 side of snap-gauge are equipped with placing groove, described to put It sets slot and stiffened pressure head 8 is arranged in same vertical straight line, stiffened pressure head 8 is facilitated directly to apply pressure to rotation axis and axonometer, Avoid extra pressure loss.
With reference to the accompanying drawings 1,13 surface of fixing seat is equipped with jack, and the jack and stiffened pressure head 8 are arranged same vertical On straight line, the fixing seat 13 is fastened to 1 surface of lower plate in such a way that adapter sleeve 14 is threadedly coupled with nose bar 15, convenient to axis Needle is fixed, and main fixing seat 13 stablizes axonometer, and axonometer is avoided to swing.
With reference to the accompanying drawings 1,3 surface of strut is equipped with scale, and first limit plate 9 and the second limit plate 10 are and scale It is correspondingly arranged, carries out the distance between the first limit plate 9 and the second limit plate 10 by the scale on 3 surface of strut true It is fixed.
Working principle of the present invention:
Referring to Figure of description 3, when needs move the first limit plate 9 and the second limit plate 10 on 3 surface of strut When, it needs that the component of rotation axis is fixed, the first nut 23 of rotation, the second nut 24, third nut 25 and the 4th nut 26, and then the first limit plate 9 and the second limit plate 10 is enable to slide on strut 3 and 22 surface of vertical bar, then by rotation axis with Placing groove is corresponding place after, at this point, by after the placement corresponding with the bearing on rotation axis surface of snap-gauge 11, the second nut 24 of rotation and the Three nuts 25 carry out the distance between the first limit plate 9 and the second limit plate 10 by the scale on 3 surface of strut true It is fixed, the first nut 23 and the 4th nut 26 are then rotated, so that the first limit plate 9 and the second limit plate 10 be fixed, is kept away Exempt from the first limit plate 9 and the second limit plate 10 shakes;
Fixture block 20 is pulled, at this time when needing mobile first limit plate 9 and the second limit plate 10 referring to Figure of description 2 Fixture block 20 generates squeezing effect to spring 17 by movable stand 18, then takes out respective panels 21, unclamps fixture block 20,17 bullet of spring Power drives movable stand 18 to touch 16 side of loose slot by idler wheel 15, reduces the by the way that idler wheel 15 is mobile inside loose slot 16 Respective panels 21 are usually stuck in two fixture blocks 20 by the frictional dissipation between one limit plate 9 and the second limit plate 10 and loose slot 16 Between, thus reduce the crush injury that idler wheel 15 is subject to, it is convenient that idler wheel 15 is protected;
Referring to Figure of description 1 and attached drawing 4, after rotation axis is fastened between the first limit plate 9 and the second limit plate 10, Then axonometer corresponding with rotation axis is placed into inside the jack on 13 surface of fixing seat, moves the first limit plate 9 and the at this time Two limit plates 10, and then after placing rotation axis and axonometer to it, setting is inputted inside the PLC control system of CPU27 in advance Qualified pressure limit value, the work of cylinder 5 drives pressure sensor 7 and stiffened pressure head 8 to push by connecting rod 6, and then stiffened Pressure head 8 pressurizes pressure between rotation axis and axonometer, when pressure sensor 7 detects that the pressure of detection is more than the pressure of setting When range, after rotation axis is not snapped into together with axonometer, pressure signal is transferred to inside CPU27 by pressure sensor 7, in turn CPU27 controls warning lamp 28 and issues alarm signal, to indicate that rotation axis and axonometer are substandard product, when pressure sensor 7 Detect that the pressure of detection is not above the pressure limit of setting, rotation axis is corresponding with axonometer be snapped into together after, to indicate Rotation axis and axonometer are qualified products, therefore will not generate destructive damage to rotation axis and axonometer, be can continue to rotation It adjusts and overhauls between axis and axonometer.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention, Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features, All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention Within protection scope.

Claims (8)

1. a kind of pressure-detecting device of tubular workpiece, including lower plate (1) and upper plate (2), it is characterised in that: the lower plate (1) Strut (3) are equipped between upper plate (2), strut (3) surface is equipped with guide post fixed block (4), guide post fixed block (4) top Face is equipped with cylinder (5), and guide post fixed block (4) bottom surface is equipped with connecting rod (6), and connecting rod (6) bottom is passed equipped with pressure Sensor (7), pressure sensor (7) bottom surface are equipped with stiffened pressure head (8), and stiffened pressure head (8) bottom is equipped with the first limit Plate (9), the first limit plate (9) bottom are equipped with the second limit plate (10), first limit plate (9) and the second limit plate (10) top surface is equipped with snap-gauge (11), and first limit plate (9) and the second limit plate (10) two sides are equipped with limiting device (12), the second limit plate (10) bottom is equipped with fixing seat (13), and two sides are equipped with adapter sleeve at the top of the fixing seat (13) (14), lower plate (1) top surface is equipped with nose bar (15), and strut (3) two sides are equipped with loose slot (16), first limit It is equipped with spring (17) inside plate (9) and the second limit plate (10), is equipped with movable stand (18) on the inside of the spring (17), the shifting Moving frame (18) one end is equipped with idler wheel (19), is equipped with fixture block (20) at the top of the movable stand (18).
2. a kind of pressure-detecting device of tubular workpiece according to claim 1, it is characterised in that: in the fixture block (20) Side is equipped with respective panels (21), and fixture block (20) inner surface is equipped with card slot, and the fixture block (20) passes through card slot and respective panels (21) match.
3. a kind of pressure-detecting device of tubular workpiece according to claim 1, it is characterised in that: the limiting device It (12) include vertical bar (22), vertical bar (22) surface is equipped with the first nut (23), and the first nut (23) bottom is equipped with the Two nuts (24), the second nut (24) bottom are equipped with third nut (25), and third nut (25) bottom is equipped with the 4th Nut (26), first nut (23) and the second nut (24) match with the first limit plate (9), the third nut (25) match with the second limit plate (10) with the 4th nut (26).
4. a kind of pressure-detecting device of tubular workpiece according to claim 1, it is characterised in that: the pressure sensor (7) output end is equipped with CPU (27), and CPU (27) output end is equipped with warning lamp (28), the pressure sensor (7) and warning Lamp (28) is electrically connected with CPU (27).
5. a kind of pressure-detecting device of tubular workpiece according to claim 1, it is characterised in that: the snap-gauge (11) by Rubber material is made, and first limit plate (9) and the second limit plate (10) are equipped with workpiece between snap-gauge (11) and buckle, described First limit plate (9) and the second limit plate (10) are buckled by workpiece to be connect with snap-gauge (11).
6. a kind of pressure-detecting device of tubular workpiece according to claim 1, it is characterised in that: first limit plate (9), the second limit plate (10) and snap-gauge (11) side are equipped with placing groove, and the placing groove is arranged with stiffened pressure head (8) same In one vertical straight line.
7. a kind of pressure-detecting device of tubular workpiece according to claim 1, it is characterised in that: the fixing seat (13) Surface is equipped with jack, and the jack and stiffened pressure head (8) are arranged in same vertical straight line, and the fixing seat (13) passes through fastening The mode that set (14) is threadedly coupled with nose bar (15) is fastened to lower plate (1) surface.
8. a kind of pressure-detecting device of tubular workpiece according to claim 1, it is characterised in that: strut (3) table Face is equipped with scale, and first limit plate (9) and the second limit plate (10) are correspondingly arranged with scale.
CN201811086558.0A 2018-09-18 2018-09-18 Pressure detection device for tubular workpiece Active CN109029795B (en)

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Application Number Priority Date Filing Date Title
CN201811086558.0A CN109029795B (en) 2018-09-18 2018-09-18 Pressure detection device for tubular workpiece

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Application Number Priority Date Filing Date Title
CN201811086558.0A CN109029795B (en) 2018-09-18 2018-09-18 Pressure detection device for tubular workpiece

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CN109029795B CN109029795B (en) 2024-03-29

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109551204A (en) * 2019-01-21 2019-04-02 上海增华电子科技有限公司 What rotation axis and axonometer closely pressed controls fixture

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104990796A (en) * 2015-07-13 2015-10-21 苏州博众精工科技有限公司 Detection mechanism
CN107941418A (en) * 2017-11-16 2018-04-20 佛山市川东磁电股份有限公司 A kind of pressure sensor detecting device
CN208672193U (en) * 2018-09-18 2019-03-29 珠海市瑞信精密科技有限公司 A kind of pressure-detecting device of tubular workpiece

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104990796A (en) * 2015-07-13 2015-10-21 苏州博众精工科技有限公司 Detection mechanism
CN107941418A (en) * 2017-11-16 2018-04-20 佛山市川东磁电股份有限公司 A kind of pressure sensor detecting device
CN208672193U (en) * 2018-09-18 2019-03-29 珠海市瑞信精密科技有限公司 A kind of pressure-detecting device of tubular workpiece

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109551204A (en) * 2019-01-21 2019-04-02 上海增华电子科技有限公司 What rotation axis and axonometer closely pressed controls fixture

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