CN102147222A - Special detection tool for measuring upper body matching external conical surface of motor car bogie axle box - Google Patents
Special detection tool for measuring upper body matching external conical surface of motor car bogie axle box Download PDFInfo
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- CN102147222A CN102147222A CN2011100533568A CN201110053356A CN102147222A CN 102147222 A CN102147222 A CN 102147222A CN 2011100533568 A CN2011100533568 A CN 2011100533568A CN 201110053356 A CN201110053356 A CN 201110053356A CN 102147222 A CN102147222 A CN 102147222A
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Abstract
The invention discloses a special detection tool for measuring an upper body matching external conical surface of a motor car bogie axle box. The special detection tool comprises a portal rod, a fixing measurement pin and a dial indicator; the portal rod consists of a left support, a right support and a lifting handle rod; lower end surfaces of the left support and the right support are positioned in a same plane, and heights of the left support and the right support correspond to the height of a spigot; the fixing measurement pin is mounted on the inner side of the lower section of the left support, and an included angle between the axis of the fixing measurement pin and the lower end surface of the left support is 16 DEG; a distance between the lower end point of the fixing measurement pin and the lower end surface of the left support is 10mm; the dial indicator is fixedly mounted in the lower section of the right support; the axis of the dial indicator and the axis of the fixing measurement pin are positioned in the same plane, and the included angle between two axes is 148 DEG; and during zeroing, the lower end point of the fixing measurement pin and a measurement head of the dial indicator are positioned in the same plane, and a horizontal distance between the lower end point of the fixing measurement pin and the measurement head of the dial indicator is 248 to 250mm. By the invention, field detection can be performed, the detection is convenient, the detection precision is high, the operation is easy and convenient, and problems can be found in time, so a batch scrap accident can be prevented.
Description
Technical field:
The present invention relates to the axle box cover cubing of motor car bogie axle box, relate in particular to and measure the appliance special for detecting that motor car bogie axle box upper body cooperates male cone (strobilus masculinus).
Background technology:
The motor car bogie axle box is similar to the connecting rod on the diesel engine, and it is made up of axle box upper body and axle box lower body, and the axle box upper body is equivalent to connecting rod cap, and the axle box lower body is equivalent to gonnecting rod body, is formed by connecting by butt joint seam and securing member between the two.The axle box upper body as shown in Figure 1, it comprises bearing shell 51, semicircle dead eye 52, engaging lug seat surface 53, cooperate the conical surface 54 and cooperate seam 55, cooperate the conical surface 54 and cooperate seam 55 to be arranged on the both sides of semicircle dead eye 52, cooperate the conical surface 54 to be positioned at the lower end that cooperates seam 55, the diameter of semicircle dead eye 52 is 240 millimeters, cooperating the length dimension L of seam 55 is 250 millimeters, cooperate the minimum wall thickness (MINI W.) of seam 55 to have only 5 millimeters, cooperating the distance between the conical surface 54 and engaging lug seat surface 53 intersections is 260 millimeters, it is 16 ° that seam cooperates the angle between the conical surface 54 and the perpendicular line, engaging lug seat surface 53 outward extending width dimensions L1 are 46 millimeters, be provided with two fixed installation holes 56 on engaging lug seat surface 53, cooperating the last faying face of seam 55 is 62 millimeters to the height difference H between the engaging lug seat surface 53.In this part, cooperate the requirement of the conical surface 54 very high, according to the product design requirement, from upwards 10 millimeters of engaging lug seat surfaces 53, cooperating the dimensional requirement between the conical surface 54 is 250.32 millimeters, and tolerance is 0～+ 0.03 millimeter, the precision of necessary strict this size of control in the production run, otherwise the axle box upper body just can't guarantee to cooperate with the correct of axle box lower body, can't make axle box upper body and axle box lower body precision-fit, thereby influences the product quality precision of whole motor car bogie axle box parts.
For this technical requirement, still there is not at present general cubing, can only detect in that accurate measurement is indoor with the three-dimensional detector, detection can only be adopted the sampling observation form, because the quantity of sampling observation is few, sampling observation also needs part to be measured is transported to the accurate measurement chamber, not only the big labour intensity height of workload, and, directly influence product quality also causing the scuffing of colliding with in the fetching process repeatedly to machined surface.Detect owing to not carrying out the scene, therefore be easy to produce in batches and scrap, manufacturing enterprise wishes to carry out online detection very much, in time pinpoints the problems, and raising detects ageing, enhances productivity.
Summary of the invention:
The purpose of this invention is to provide a kind of measurement motor car bogie axle box upper body and cooperate the male cone (strobilus masculinus) appliance special for detecting, it is simple in structure, and is easy to use, and the measuring accuracy height is economical and practical, can carry out online detection in the production scene.
Described measurement motor car bogie axle box upper body cooperates the male cone (strobilus masculinus) appliance special for detecting, it is characterized in that, comprise gantry bar, fixing pin and the dial gauge surveyed, described gantry bar is supported by a left side, right supporting and handle bar are formed, the lower surface of left side supporting and right supporting is in the same plane, the lower surface of left side supporting and right supporting is to 63 millimeters～75 millimeters of the distances of hand-held rod lower surface, the technical requirement of the lower surface of left side supporting and right supporting is: hardness HRC60～HRC65, flatness is less than 0.005 millimeter, the handle bar is arranged between left side supporting and the right supporting, the fixing pin of surveying is installed in the inboard that hypomere is supported on a left side, fixing axis and the left angle that supports between the lower surface of surveying pin is 16 °, and the distance that the fixing lower extreme point of surveying pin supports between the lower surface to a left side is 10 millimeters; Dial gauge is fixedly mounted on right supporting hypomere, the axis of dial gauge is in the same plane with the fixing axis of surveying pin, angle between the two is 148 °, the measurement range of dial gauge is 0～3 millimeter, when the school is zero, fixing lower extreme point and the dial gauge gauge head of surveying pin is in the same surface level, and horizontal range between the two is 248～250 millimeters.
Further, be provided with threaded hole in left side supporting, the axis of threaded hole is 16 ° with angle between the supporting lower surface, a left side, and the fixing pin of surveying is fixed on a left side and supports by the screw thread structure that spins; Be provided with through hole in the supporting of the right side, the diameter of through hole is corresponding with the table bar of dial gauge, and angle is 16 ° between the lower surface of the axis of through hole and right supporting, and the table bar of dial gauge is sleeved in the through hole, and is fixed by trip bolt.
This appliance special for detecting has been arranged, in the production run of axle box upper body, the reviewer can hold this cubing and detect to the production scene, not only easy to detect, the accuracy of detection height, and operate lightly, can in time pinpoint the problems, avoid the accident of scrapping in batches to take place, it is a kind of economic and practical type high precision appliance special for detecting in the production run of motor car bogie axle box upper body.
Description of drawings:
Fig. 1 is the structural representation of motor car bogie axle box upper body;
Fig. 2～Fig. 4 is a structural representation of the present invention;
Fig. 2 is a perspective view of the present invention;
Fig. 3 is the fixing syndeton synoptic diagram of surveying between pin and the left side supporting;
Fig. 4 is the syndeton synoptic diagram between dial gauge and the right supporting;
Fig. 5 is a detected state synoptic diagram of the present invention;
Among the figure, 1-gantry bar; The fixing pin of surveying of 2-; The 3-dial gauge; The 4-trip bolt; 5-axle box upper body; The supporting of a 11-left side; The right supporting of 12-13-handle bar 51-bearing shell; 52-semicircle dead eye; 53-engaging lug seat surface; 54-cooperates conical surface 55-to cooperate seam; 56-fixedly mounts the hole.
Embodiment:
Below in conjunction with description of drawings the specific embodiment of the present invention:
Described measurement motor car bogie axle box upper body cooperates the male cone (strobilus masculinus) appliance special for detecting, as Fig. 2～shown in Figure 5, it is by gantry bar 1, the fixing pin 2 of surveying, dial gauge 3 and trip bolt 4 are formed, described gantry bar 1 is by left side supporting 11, right supporting 12 and handle bar 13 are formed, the lower surface of left side supporting 11 and right supporting 12 is in the same plane, the lower surface of left side supporting 11 and right supporting 12 is to 65 millimeters of the distances of hand-held rod 13 lower surfaces, the technical requirement of the lower surface of left side supporting 11 and right supporting 12 is: hardness HRC60～HRC65, flatness is less than 0.005 millimeter, handle bar 13 is arranged between left side supporting 11 and the right supporting 12, in left side supporting 11, be provided with threaded hole, angle between the axis of threaded hole and supporting 11 lower surfaces, a left side is 16 °, the fixing pin 2 of surveying is fixed in the left side supporting 11 by the screw thread structure that spins, fixing axis and the left angle that supports between 11 lower surfaces of surveying pin 2 is 16 °, and the distance that the fixing lower extreme point of surveying pin 2 supports between 11 lower surfaces to a left side is 10 millimeters; Be provided with through hole in right side supporting 12, the diameter of through hole is corresponding with dial gauge 3 table bars, and angle is 16 ° between the lower surface of the axis of through hole and right supporting 12, and the table bar of dial gauge 3 is sleeved in the through hole, and fixing by trip bolt 4; The axis of dial gauge 3 is in the same plane with the fixing axis of surveying pin 2, angle between the two is 148 °, the measurement range of dial gauge 3 is 0～3 millimeter, when fixing survey pin 2 and dial gauge 3 schools are zero, fixing lower extreme point and dial gauge 3 gauge heads of surveying pin 2 are in the same plane, and horizontal range between the two is 248～250 millimeters.
During detection, the left side supporting 11 of gantry bar 1 and the lower surface of right supporting 12 are shelved on respectively on two engaging lug seat surfaces 53 of axle box upper body 5, this moment, the fixing lower extreme point of surveying pin 2 contacted with cooperating the conical surface 54, the gauge head of dial gauge 3 contacts with the cooperation conical surface 54 of opposite side, at this moment, the lower extreme point of fixing survey pin 2 and the gauge head of dial gauge 3 are 10 millimeters apart from the distance of engaging lug seat surface 53, the gauge head of dial gauge 3 moves after being engaged the conical surface 54 compressions in this process, the dial plate pointer of dial gauge 3 begins to rotate, if the pointer of dial gauge 3 is to living dial digital 32～35 places, it is qualified then to represent, otherwise just defective.
Claims (2)
1. measure motor car bogie axle box upper body cooperation male cone (strobilus masculinus) appliance special for detecting for one kind, it is characterized in that, comprise gantry bar (1), fixing pin (2) and the dial gauge (3) surveyed, described gantry bar (1) is by left side supporting (11), right supporting (12) and handle bar (13) are formed, the lower surface of left side supporting (11) and right supporting (12) is in the same plane, the lower surface of left side supporting (11) and right supporting (12) is 63 millimeters～75 millimeters to the distance of hand-held rod (13) lower surface, the technical requirement of the lower surface of left side supporting (11) and right supporting (12) is: hardness HRC60～HRC65, flatness is less than 0.005 millimeter, handle bar (13) is arranged between left side supporting (11) and the right supporting (12), the fixing pin (2) of surveying is installed in the inboard that (11) hypomere is supported on a left side, fixing axis and the left angle that supports between (11) lower surface of surveying pin (2) is 16 °, and the distance that the fixing lower extreme point of surveying pin (2) supports between (11) lower surface to a left side is 10 millimeters; Dial gauge (3) is fixedly mounted on right supporting (12) hypomere, the axis of dial gauge (3) is in the same plane with the fixing axis of surveying pin (2), angle between the two is 148 °, the measurement range of dial gauge (3) is 0～3 millimeter, when the school is zero, fixing lower extreme point and dial gauge (3) gauge head of surveying pin (2) is in the same surface level, and horizontal range between the two is 248～250 millimeters.
2. cooperate the male cone (strobilus masculinus) appliance special for detecting according to the described measurement motor car bogie of claim 1 axle box upper body, it is characterized in that, in left side supporting (11), be provided with threaded hole, angle between the axis of threaded hole and left side supporting (11) lower surface is 16 °, and the fixing pin (2) of surveying is fixed in the left side supporting (11) by the screw thread structure that spins; Be provided with through hole in right side supporting (12), the diameter of through hole is corresponding with the table bar of dial gauge (3), and angle is 16 ° between the lower surface of the axis of through hole and right supporting (12), and the table bar of dial gauge (3) is sleeved in the through hole, and fixing by trip bolt (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100533568A CN102147222A (en) | 2011-02-28 | 2011-02-28 | Special detection tool for measuring upper body matching external conical surface of motor car bogie axle box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100533568A CN102147222A (en) | 2011-02-28 | 2011-02-28 | Special detection tool for measuring upper body matching external conical surface of motor car bogie axle box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102147222A true CN102147222A (en) | 2011-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100533568A Pending CN102147222A (en) | 2011-02-28 | 2011-02-28 | Special detection tool for measuring upper body matching external conical surface of motor car bogie axle box |
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| CN (1) | CN102147222A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103983175A (en) * | 2014-06-06 | 2014-08-13 | 重庆新兴齿轮有限公司 | Outer cone detector |
| CN104406499A (en) * | 2014-12-16 | 2015-03-11 | 中国北车集团大连机车车辆有限公司 | Locomotive axle box body detection device and method |
-
2011
- 2011-02-28 CN CN2011100533568A patent/CN102147222A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103983175A (en) * | 2014-06-06 | 2014-08-13 | 重庆新兴齿轮有限公司 | Outer cone detector |
| CN104406499A (en) * | 2014-12-16 | 2015-03-11 | 中国北车集团大连机车车辆有限公司 | Locomotive axle box body detection device and method |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110810 |