CN206974394U - A kind of digital display axle run-out instrument - Google Patents

A kind of digital display axle run-out instrument Download PDF

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Publication number
CN206974394U
CN206974394U CN201720763240.6U CN201720763240U CN206974394U CN 206974394 U CN206974394 U CN 206974394U CN 201720763240 U CN201720763240 U CN 201720763240U CN 206974394 U CN206974394 U CN 206974394U
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CN
China
Prior art keywords
block
digital display
roller
out instrument
encoder
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.)
Expired - Fee Related
Application number
CN201720763240.6U
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Chinese (zh)
Inventor
梁钜文
陈家杰
陈柏兴
袁开亮
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.)
GUANGZHOU TENAIDE AXLE CO Ltd
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GUANGZHOU TENAIDE AXLE CO Ltd
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Priority to CN201720763240.6U priority Critical patent/CN206974394U/en
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Publication of CN206974394U publication Critical patent/CN206974394U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model is a kind of digital display axle run-out instrument, including the support of a spill, measurement assembly axially arranged at the support extension and the counting component for being arranged on the measurement assembly end;The measurement assembly includes telescopic cylinder, abuts component and is fixed on the outer extended spot measurement sensor for abutting component displacement of the support;The counting component includes the roller being connected on the abutting component, and the encoder being driven with the roller by connecting shaft.Digital display axle run-out instrument accuracy of detection of the present utility model is high, and it is easy that function is realized, simple to operate, unlimited to determine operating environment and light intensity, the scope of application is wide.In addition, the utility model can improve detection efficiency, manually-operated process enormously simplify.

Description

A kind of digital display axle run-out instrument
Technical field
It the utility model is related to survey tool, and in particular to axle pulsation measurement instrument.
Background technology
After the processing or heat treatment of axle, it is required for being straightened it, measures its jitter values.In central siphon alignment, Usual central siphon bounce is measured using scribing block, is characterized in simple, cheap, the reliable human eye of shortcoming is estimated to beat by rule of thumb The size of value, with measured point into 45 degree during because of human eye observation, it is difficult to accurately estimate the size of jitter values, and by the shadow of ambient light Ring, the difficulty of night-time observation is bigger, causes a large amount of not straight central siphons to flow into next procedure, very big damage is brought to enterprise operation Lose.Measured later using dial gauge, there is also indicator during measurement to swing greatly, and observation is arduous, and jitter values also will be estimated and calculate, increase The workload of operative employee.
Utility model content
In order to overcome the above-mentioned deficiency of prior art, the purpose of this utility model is to provide a kind of digital display axle run-out instrument, The digital display axle run-out instrument can intuitively show real-time jitter values, and the jitter values of each measurement point of programming count.
The utility model realizes that the technical scheme of above-mentioned purpose is:
A kind of digital display axle run-out instrument, including support, the measurement assembly that is vertically arranged on the support and it is arranged on the survey Measure the counting component of component end;The support includes horizontally disposed upper board and bottom plate, connects the perpendicular of upper board and bottom plate The connecting plate directly set, the support for the spill that upper board, bottom plate and connecting plate composition are vertically arranged, the measurement assembly include stretching Contracting cylinder, abut component and be fixed on the sensor that the abutting component displacement is measured on the upper board of the support;It is described Counting component includes the roller being connected on the abutting component, and with the roller by being connected shaft-driven encoder.
The sensor is range sensor or displacement transducer.
The end for abutting component abuts block for one, and the bearing surface of the abutting block is plane, is formed on the bearing surface There is the rotation space that the roller contacts with axletree.
It is described to abut two fixed blocks that component includes being vertically arranged and the abutting block for being connected to two fixed block bottoms;It is described Between roller is movably connected in two fixed blocks by connecting shaft, the connecting shaft extends one of fixed block and company Connect the encoder;The rotation space abuts the groove opened up on block to be described.
Movable block is socketed with the fixed block, the connecting shaft is rotatablely connected with two movable blocks, the fixation The top of block longitudinally offers the movable chamber of ammunition feed spring activity, and one end of the spring is connected on the movable block, the other end It is connected to the telescopic cylinder bottom, the movable block leaves free gap between block with described abut.
The movable chamber is arranged far from the fixed block of the encoder.
The encoder connects display with the equal signal of the sensor;The encoder, the sensor and described stretch The equal signal connection control system of contracting cylinder.
The utility model has following beneficial effect compared with prior art:
The utility model realizes accurate measurement by sensor, and by the result of measurement in real time including in display On, roller can followed by axletree and rotate together, and be recorded on encoder, and operating personnel only need to be by the number of encoder statistics It is corresponding according to the axle jitter values with detecting, can be to find the larger point of axle jitter values deviation, it is possible to which the point is located again Reason.The accuracy of detection of this run-out instrument is high, and it is easy that function is realized, simple to operate, unlimited to determine operating environment and light intensity, is applicable Scope is wide.In addition, the utility model can improve detection efficiency, manually-operated process enormously simplify.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the present utility model;
Fig. 2 is the utility model use state schematic side view;
Fig. 3 is right view of the present utility model;
Fig. 4 is the overall dimensional structure diagram of abutting component and counting component of the present utility model;
Fig. 5 is the overall right view of abutting component and counting component of the present utility model;
Fig. 6 is the overall top view of abutting component and counting component of the present utility model;
Fig. 7 is the overall A-A faces sectional view of abutting component and counting component of the present utility model;
Fig. 8 is detection use state dimensional structure diagram of the present utility model.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Circle bounce refer to element to be measured around datum axis revolve one-turn when, the indicator fixed by position is in given directions The maximum and the difference of least count measured.Total run-out refers to tested actual surface around revolution of the datum axis without axial movement, together When indicator make movement parallel or perpendicular to datum axis, the full-scale reading that indicator measures in whole process is poor.This reality Beated with new described axle, be that axletree can produce deformation in itself, it is necessary to right because after the heat treatment and processing of axletree It is measured, and one of those important detection is exactly axle jitter values.
Embodiment 1:
Reference picture 1, a kind of digital display axle run-out instrument, including support 1, the measurement assembly 2 that is vertically arranged on the support 1 and It is arranged on the counting component 3 of the end of measurement assembly 2;The support 1 includes horizontally disposed upper board and bottom plate, connects top The connecting plate being vertically arranged of plate and bottom plate, the support 1 for the spill that upper board, bottom plate and connecting plate composition are vertically arranged are described Measurement assembly 2 includes telescopic cylinder 21, abutting component 22 and is fixed on the upper board of the support 1 to measure the abutting group The sensor 23 of the displacement of part 22;The counting component 3 include be connected to it is described abutting component 22 on roller 31, and with the rolling The encoder 33 that wheel 31 is driven by connecting shaft 32.Such as Fig. 1, abutting component 22 of the present utility model is connected to telescopic cylinder 21 On, telescopic cylinder 21 drives abutting component 22 longitudinally to move up and down, and telescopic cylinder 21 is connected with control system, in control system Control action under, telescopic cylinder 21 can realize automatically rise or drop.Another occupation mode of the present utility model, by Fig. 1 90 ° of state rotate counterclockwise, put support 1 is sleeping, i.e., connecting plate contacts with ground, and the movement track of such telescopic cylinder 21 is just It is horizontal move left and right.Measurement assembly 2 of the present utility model is mainly used in measuring the axle jitter values of axletree 5, and counting component 3 is led It is used to record real-time measurement angle, the jitter values of axle, the height value of each measurement point and its corresponding angle, and finds out most Big value and minimum value and corresponding angle.Real-time measurement angle is recorded by encoder 33, reality is measured by sensor 23 When axle jitter values.
As shown in figure 8, the both ends of axletree 5 to be detected are placed on support frame 4 by detection use state of the present utility model On, the two middle parts of support frame 4 are the groove of a taper, and state, can rotate axletree 5 manually as shown in the figure;Or by support frame 4 It is arranged to the structure with rotating mechanism, rotating mechanism rotates, and axle shaft 5 rotates.Digital display axle of the present utility model is beated Instrument is placed at the disc to be detected of axletree 5, will be abutted component 22 and is placed in the top of axletree 5, and will abut component 22 as far as possible and put In the surface of the peak of the disc to be detected of axletree 5.
The sensor 23 is range sensor or displacement transducer.In the accompanying drawings using displacement transducer, such as scheme 2, the end of displacement transducer, which is connected to, to abut on component 22, followed by the movement for abutting component 22 and moves, and displacement sensing The shell of device is fixed on support 1, and shell does not move with the movement of measurement assembly 2.
Such as Fig. 4, the end for abutting component 22 abuts block 222 for one, and the bearing surface of the abutting block 222 is plane, The rotation space contacted on the bearing surface formed with the roller 31 with axletree 5.In figure 6 and figure 7 as can be seen that abutting block Formed with a rotation space on 222, positioned at the bottom of roller 31, this space is easy to roller 31 to pass through, and roller 31 passes through this Rotation space, and axletree 5 is touched, as shown in Figure 8.
Such as Fig. 4, the abutting component 22 includes two fixed blocks 221 being vertically arranged and is connected to two fixed block bottoms Abut block 222;Between the roller 31 is movably connected in two fixed blocks 221 by connecting shaft, the connecting shaft extension Go out one of fixed block 221 and connect the encoder 33;The rotation space is recessed to be opened up on the abutting block 222 Groove.
Preferably, such as Fig. 5 and Fig. 7, be socketed with movable block 223 in the fixed block 221, the connecting shaft with described in two Movable block 223 is rotatablely connected, and the top of the fixed block 221 longitudinally offers the movable chamber of the activity of ammunition feed spring 224, the spring 224 one end is connected on the movable block 223, and the other end is connected to the bottom of telescopic cylinder 21, the movable block 223 with Free gap 225 is left between the abutting block.This preferred scheme can be used for measurement and deviate axletree 5 most when roller 31 is in The situation of high point.If not using this preferred scheme, such as Fig. 2 reference use state, it is illustrated that in state be that roller 31 is firm The peak position in 5 disc to be measured of axletree is adjusted to well, and now, roller 31 is in close contact with axletree 5, the rotation of axletree 5 Roller 31 is driven together to rotate by frictional force.Above preferred scheme is not used, is only suitable for measuring above-mentioned this centering very accurate True situation, when the peak of the disc to be measured of axletree 5 is turned left or turned right skew, roller 31 cannot touch axletree 5, this Situation bottom roller 31 would not rotate, and the encoder 33 being connected with roller 31 just loses effect.Using above-mentioned preferred scheme, Such as Fig. 7, spring 224 is set in the fixed block 221 away from the side of encoder 33, and due to the own wt of encoder 33, Therefore, plus the weight of itself of roller 31, three downward active forces is just had and are carried on roller 31, roller 31 will be at this In the presence of three active forces, minimum travel point is moved to.This minimum travel point and the height of free gap 225 have direct System, free gap 225 is bigger, and the stroke range of roller 31 is bigger.To sum up, when roller 31 is placed on the disc to be measured of axletree 5 During peak, its state as shown in Figure 2 and Figure 7, when the disc peak to be measured that axletree 5 is offset by low spot of roller 31, The gravity that the downward elastic force and encoder 33 that spring 224 provides provide causes roller 31 to move downward, until roller 31 abuts To axletree 5.The purpose of this preferred scheme is the conflict position regardless of axletree 5 and roller 31, and roller 31 can be in axletree 5 It is rotated by.In addition, roller 31 is the cylindrical structural of standard.
Preferably, as Fig. 7, the movable chamber are arranged far from the fixed block 221 of the encoder 33.Illustrating In, encoder 33 is located at left side, and movable chamber is located at right side, and spring 224 is also just arranged at right side, and so, left side is by encoder 33 Gravity is provided, the right spring 224 in right side provides downward elastic force, and the left and right sides of roller 31 can be relatively flat by power, such stress Weighing apparatus.
The encoder 33 connects display with the 23 equal signal of sensor;The encoder 33, the sensor 23 And 21 equal signal of the telescopic cylinder connection control system.Axletree 5 often turns an angle, and it is corresponding that roller 31 just followed by rotation Angle, the angle that both rotate can be different, but arc length that both rotate are identical;When roller 31 rotates, encoder 33 every Regular hour will produce a pulse signal and be transmitted to control system;Sensor 23 is used for the axle for detecting axletree 5 Jitter values, this value is also transmitted to control system, and these values are shown on display, and personnel's easy to operation is real-time Understand.
A kind of axle glitch detection method, using digital display axle run-out instrument described above, comprise the following steps:
A, the both ends of axletree 5 are placed on the support frame 4 of both sides, the height of adjustment support frame 4 causes the axis of axletree 5 It is horizontal positioned;
B, the vertical peak of the circle to be measured of axletree 5 is found, adjusts the position of this digital display axle run-out instrument so that abuts block 222 are placed on the surface of the peak vertically;
C, control system is started, telescopic cylinder 21 promotes abutting block 222 after abutting to axletree 5, to start to detect downwards, Display shows axle jitter values now, and after completing detection, telescopic cylinder 21 resets, retraction original place;
D, the automatic traction axletree 5 of support frame 4 rotates or rotated manually the certain angle of axletree 5, and drives roller 31 to rotate, Encoder 33 records this rotational angle;Telescopic cylinder 21 promotes abutting block 222 to be connected on axletree 5 again, and display display is real When axle jitter values;Described certain angle refers in this step, and the angle of single revolution is more than 360 °, Ke Yishi Any angle between 360 ° or 360 ° to 720 °;
E, detections of the repeat step d until completing a whole circle axle jitter values.
Preferably, the angle for rotating axletree 5 every time is 360 °, and encoder 33 rotates 1.8 ° of generations, one arteries and veins whenever axletree 5 Rush signal and be transferred in control system, therefore, axletree 5 rotates one week data for having 200 points and is recorded.
Embodiment 2:
The axle glitch detection method of embodiment 1 is different from, its difference is, a kind of axle glitch detection method, and use is above-mentioned Described digital display axle run-out instrument, comprises the following steps:
A, the both ends of axletree 5 are placed on the support frame 4 of both sides, the height of adjustment support frame 4 causes the axis of axletree 5 It is horizontal positioned;
This digital display axle run-out instrument is placed on to the top of axletree 5 b,;
C, control system is started, telescopic cylinder 21, which promotes, abuts block 222 downwards until abutting to axletree 5, starts to detect, shows Show that device shows axle jitter values now;
D, the automatic traction axletree 5 of support frame 4 rotates or rotated manually the certain angle of axletree 5, the pinch rollers 31 of spring 224 Roller 31 is connected on axletree 5 and rotated with rotating shaft, encoder 33 records this rotational angle, and display is shown now Axle jitter values;Described certain angle refers in this step, and the angle of single revolution can be 360 ° more than 360 °, It can be any angle between 360 ° to 720 °;
E, detections of the repeat step d until completing a whole circle axle jitter values.
In the present embodiment, the whole process of detection is completed from starting to detect, roller 31 contacts with axletree 5 all the time, and Abut block 222 also to contact with axletree 5 all the time, therefore, the axle jitter values detected are real-time, and are continuous.
The angle for rotating axletree 5 every time is at least 360 °.
Operation principle of the present utility model:After placing axletree 5, one point of mark is starting point, surveys the axle jitter values of the point, Sensor 23 transfers data to control system, records the axle jitter values of the point.Axletree rotates one week and the angle of the above, setting The frequency of encoder rotates the certain angle of axletree 5 every, records a point, and in the rotation process of axletree 5, the meeting of sensor 23 Real-time axle jitter values are measured, the axle jitter values of data and sensor 23 measurement of encoder 33 can all be transferred to control system In, these data correspond, and will record in the controls, and real time readouts axle can be beated from display The peak and minimum of value, axle jitter values highest on axletree and minimum corresponding can also be found out from the data of record Point.Certain angle described in this paragraph, refer to 1.8 °, therefore, when axletree rotates one week, the axle that can record 200 points is jumped Dynamic value.These axle jitter values can be recorded in the controls, and the point of detection can be recorded in encoder 33, the data of encoder 33 It is transferred in control system, moreover, can also know that the axle jitter values of which position have exceeded precision in real time from display Scope.
Embodiment not limited to this of the present utility model, according to the above of the present utility model, utilizes the general of this area Logical technological know-how and customary means, under the premise of the above-mentioned basic fundamental thought of the utility model is not departed from, the utility model may be used also To make the modification of other diversified forms, replacement or change, all fall within the utility model rights protection scope.

Claims (7)

  1. A kind of 1. digital display axle run-out instrument, it is characterised in that:The measurement assembly being vertically arranged including support (1), on the support (1) (2) and it is arranged on the counting component (3) of measurement assembly (2) end;The support includes horizontally disposed upper board and bottom Plate, the connecting plate being vertically arranged of upper board and bottom plate is connected, the spill that upper board, bottom plate and connecting plate composition are vertically arranged Support, the measurement assembly (2) include telescopic cylinder (21), abut component (22) and are fixed on the top of the support (1) The sensor (23) of described abutting component (22) displacement is measured on plate;The counting component (3) includes being connected to the abutting group Roller (31) on part (22), and the encoder (33) driven with the roller (31) by connecting shaft (32).
  2. A kind of 2. digital display axle run-out instrument according to claim 1, it is characterised in that:The sensor (23) is Distance-sensing Device or displacement transducer.
  3. A kind of 3. digital display axle run-out instrument according to claim 1, it is characterised in that:The end of the abutting component (22) is One abuts block (222), and the bearing surface of the abutting block (222) is plane, formed with the roller (31) and car on the bearing surface The rotation space of axle (5) contact.
  4. A kind of 4. digital display axle run-out instrument according to claim 3, it is characterised in that:It is vertical that the abutting component (22) includes Two fixed blocks (221) of setting and the abutting block (222) for being connected to two fixed block bottoms;The roller (31) passes through connecting shaft (32) it is movably connected between two fixed blocks (221), the connecting shaft (32) extends one of fixed block (221) And connect the encoder (33);The rotation space abuts the groove opened up on block (222) to be described.
  5. A kind of 5. digital display axle run-out instrument according to claim 4, it is characterised in that:It is socketed with the fixed block (221) Movable block (223), the connecting shaft (32) are rotatablely connected with two movable blocks (223), the top of the fixed block (221) Longitudinal direction offers the movable chamber of ammunition feed spring (224) activity, and one end of the spring (224) is connected on the movable block (223), The other end is connected to the telescopic cylinder (21) bottom, and the movable block (223) leaves free gap between block with described abut (225)。
  6. A kind of 6. digital display axle run-out instrument according to claim 5, it is characterised in that:The movable chamber is arranged far from described In the fixed block (221) of encoder (33).
  7. A kind of 7. digital display axle run-out instrument according to claim 1, it is characterised in that:The encoder (33) and the sensing Device (23) signal connection display;The encoder (33), the sensor (23) and the telescopic cylinder (21) equal signal Connect control system.
CN201720763240.6U 2017-06-27 2017-06-27 A kind of digital display axle run-out instrument Expired - Fee Related CN206974394U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720763240.6U CN206974394U (en) 2017-06-27 2017-06-27 A kind of digital display axle run-out instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720763240.6U CN206974394U (en) 2017-06-27 2017-06-27 A kind of digital display axle run-out instrument

Publications (1)

Publication Number Publication Date
CN206974394U true CN206974394U (en) 2018-02-06

Family

ID=61405623

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720763240.6U Expired - Fee Related CN206974394U (en) 2017-06-27 2017-06-27 A kind of digital display axle run-out instrument

Country Status (1)

Country Link
CN (1) CN206974394U (en)

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Granted publication date: 20180206

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