CN102463418B - Method for correcting central line of tanker tank, tanker assembly method and tanker - Google Patents
Method for correcting central line of tanker tank, tanker assembly method and tanker Download PDFInfo
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- CN102463418B CN102463418B CN2010105465810A CN201010546581A CN102463418B CN 102463418 B CN102463418 B CN 102463418B CN 2010105465810 A CN2010105465810 A CN 2010105465810A CN 201010546581 A CN201010546581 A CN 201010546581A CN 102463418 B CN102463418 B CN 102463418B
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Abstract
The invention discloses a method for correcting the central line of a tanker tank, a tanker assembly method and a tanker. The method for correcting the central line of the tanker tank includes the following steps: a first intersection point between the central marking line of the surface of a second section and a middle annular joint and a second intersection point between the central marking line of the surface of a third section and the middle annular joint are determined, the distance D between the first intersection point and the second intersection point is measured, a third intersection point between the central marking line of the surface of the second section and a first joint and a fourth intersection point between the central marking line of the surface of the third section and a second joint are determined, the third intersection point and the fourth intersection point are moved toward each other respectively along the first joint and the second joint for the distance of D/2, the intersection points which are formed on the first joint and the second joint after the third intersection point and the fourth intersection point are respectively moved toward each other for the distance of D/2 are connected with each other through a straight line, and thereby the corrected first central line of the tanker tank is obtained. The corrected central line can provide an accurate location datum for the subsequent process.
Description
Technical field
The present invention relates to railway tank tank body field, relate in particular to a kind of method of proofreading and correct the tank car tank body center line, and the assemble method that relates to a kind of tank car, and the tank car that uses this assemble method to obtain.
Background technology
Tank car is the haulage vehicle that car body is tank shape, is used for loading and transporting various liquid, liquid gas and Powdered goods etc.With reference to shown in Figure 1, Fig. 1 shows the structural representation of tank car tank body of the prior art.The structure of common tank car tank body can be along middle circumferential weld left-right symmetry, and as shown in Figure 1, in tank car tank body 20 edges, circumferential weld 10 is the left-right symmetry structure.Particularly, tank car tank body 20 comprises, the first end socket 11 and second end socket 21 at tank body, connection tank body two ends.Wherein tank body can comprise a plurality of shell rings of welding successively, and the longitudinal cross-section of these a plurality of shell rings can be cylindrical structural or oblique cone shape structure.Generally, shell ring can be the structure of the similar tubulose of both ends open, and the outer surface of each shell ring is provided with the centre mark line, centre mark line as common shell ring comprises bottom centre's mark line, top center mark line etc., and common bottom centre mark line or top center mark line belong in preparing the process of shell ring the center line for this shell ring at shell ring outer surface mark.Tank body of the prior art shown in Fig. 1 comprises the first shell ring 12, the second shell ring 13, the 3rd shell ring 14, the 4th shell ring 24, the 5th shell ring 23 and the 6th shell ring 22 of welding successively.The middle circumferential weld 10 of this tank body can be the weld seam of the 3rd shell ring 14 and the 4th shell ring 24, particularly, the structure of the 3rd shell ring 14 and the 4th shell ring 24 identical and along in circumferential weld 10 symmetrical, the structure of the second shell ring 13 and the 5th shell ring 23 identical and along in circumferential weld 10 symmetrical, and in the identical edge of structure of the first shell ring 12 and the 6th shell ring 22, circumferential weld 10 is symmetrical.
When the structure of assembling jar vehicle tank 20, normally adopt the first end socket 11 and the welding of the first shell ring 12, then with the second shell ring 13 welding, then with the 3rd shell ring 14 welding, form the first half tanks; Accordingly, adopt the second end socket 21 and the 6th shell ring 22 welding, the then with five shell ring 23 welding, then with the 4th shell ring 24 welding, form the second half tanks, finally with the first half tanks and the second half tank welding, the enclosed construction of formation tank car tank body.Therefore in actual process, normally take the centre mark line of each shell ring outer surface as benchmark, each shell ring is welded together, yet, because the stress of each shell ring of reality preparation is not quite identical, and also there is the phenomenon of local deformation in some shell ring, and then makes the centre mark line (as bottom centre's mark line and top center mark line) of each shell ring of the tank body after welding can not keep point-blank, causes the center line that can't determine that tank body is final.Due to the follow-up assembling of tank car be all center line take above-mentioned tank body as benchmark,, therefore determine the center line of above-mentioned tank body,, to guarantee that subsequent technique can be accurate, for stability and even the security of tank car, be vital.For addressing the above problem, industry is normally regarded as the centre mark line of the 3rd shell ring 14 and/or the 4th shell ring 24 center line (being bottom centre's line of tank car tank body as bottom centre's mark line of assert the 3rd shell ring 14) of tank car tank body 20.Yet, the center line of the tank car tank body 20 that obtains in the above described manner is benchmark, when the center line (being the center line of standard or desirable design load) of itself and tank car tank body reality when deviation is larger, the underframe that is installed on tank car tank body can't steadily stand on ground, and according to hang pad plate, the limp rest etc. that above-mentioned center line is installed on tank car tank body 20, also be in non-horizontal level, bring great potential safety hazard for relevant operating personnel.For this reason, the center line of how to confirm or prover tank vehicle tank becomes the current technical issues that need to address.
Summary of the invention
For defect of the prior art, the invention provides a kind of method of proofreading and correct the tank car tank body center line, the center line of the tank car tank body of proofreading and correct according to the method can guarantee that the underframe that is installed on tank car tank body is stable at ground, and can be subsequent handling by the center line that the method is proofreaied and correct accurate positioning datum is provided.
The present invention also provides a kind of assemble method of tank car, and this assemble method is to assemble according to the first center line after above-mentioned correction, adopts the structure of the tank car that this assemble method obtains highly stable.
The present invention also provides a kind of foundation tank car that above-mentioned assemble method obtains, the stability of this tank car structure strengthens, and has further eliminated operating personnel's potential safety hazard during operation on tank car.
The invention provides a kind of method of proofreading and correct the tank car tank body center line, described tank car tank body comprises, along middle circumferential weld symmetrical the first shell ring and the 4th shell ring, the second shell ring and the 3rd shell ring; Wherein, described the first shell ring be connected the second shell ring and connect by the first connecting sewing, described the second shell ring be connected the 3rd shell ring and connect by described middle circumferential weld, described the 3rd shell ring be connected the 4th shell ring and connect by the second connecting sewing; The method of described correction tank car tank body center line comprises:
Determine the centre mark line on described the second shell ring surface and the first intersection point that described middle circumferential weld forms, the second intersection point of the centre mark line on described the 3rd shell ring surface and described middle circumferential weld formation, and obtain distance D between described the first intersection point and described the second intersection point;
Determine the centre mark line on described the second shell ring surface and the 3rd intersection point that described the first connecting sewing forms, with the centre mark line on described the 3rd shell ring surface and the 4th intersection point of described the second connecting sewing formation, and with described the 3rd intersection point along described the first connecting sewing, described the 4th intersection point is distinguished displacement D/2 in opposite directions along described the second connecting sewing, and with described the 3rd intersection point and the 4th intersection point respectively in opposite directions after displacement D/2 the first connecting sewing be connected on connecting sewing the intersection point that forms and connect with straight line, obtain the first calibrated center line of this tank car tank body.
According to a further aspect in the invention, the present invention also provides a kind of assemble method of tank car, and described tank car comprises, underframe and the tank car tank body with bottom centre's line, and described assemble method comprises:
Bottom centre's line of tank car tank body as described in the method for employing correction tank car tank body as described in above-mentioned any one center line is proofreaied and correct, the bottom centre's line after obtaining on described tank car tank body to proofread and correct is the center line after proofreading and correct;
Center line after the correction of the center line of described underframe and described tank car tank body is overlapped, and then described underframe is fixed on described tank car tank body.
According to a further aspect in the invention, the present invention also provides a kind of tank car, and described underframe and described tank car tank body are to adopt the assemble method of above-mentioned tank car to assemble.
It is the position of center line of standard near desirable center line that the method for correction tank car tank body center line provided by the invention can make bottom centre's line of tank car tank body and top center line, and the center line according to the tank car tank body after proofreading and correct, make the underframe that is installed on tank car tank body can be stable at ground, and the center line of the tank car tank body after above-mentioned correction can be subsequent handling accurate positioning datum is provided, thus, the tank car Stability Analysis of Structures that center line after proofreading and correct is assembled as benchmark, service life is longer.
Description of drawings
In order to be illustrated more clearly in the present invention or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of tank car tank body of the prior art;
Fig. 2 A is the schematic diagram of proofreading and correct tank car tank body center line embodiment one in the present invention;
Fig. 2 B is the schematic diagram of proofreading and correct tank car tank body center line embodiment two in the present invention;
Fig. 3 proofreaies and correct the flow chart of steps of the embodiment of the method for tank body center line in the present invention.
The specific embodiment
For making the purpose, technical solutions and advantages of the present invention clearer,, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills obtain under the prerequisite of not making creative work every other embodiment, belong to the scope of protection of the invention.
With reference to Fig. 2 A, Fig. 2 B and shown in Figure 3, Fig. 2 A shows in the present invention the schematic diagram of proofreading and correct tank car tank body center line embodiment one; Fig. 2 B shows in the present invention the schematic diagram of proofreading and correct tank car tank body center line embodiment two; Fig. 3 shows the flow chart of steps of proofreading and correct the embodiment of the method for tank body center line in the present invention.Will be appreciated that, the center line of the tank car tank body of proofreading and correct in the present embodiment can be bottom centre's line and/or the top center line of tank car tank body, for convenience of describing and explanation, in Fig. 2 A and Fig. 2 B, the horizontal level that the bottom centre's line that shows and/or top center line are positioned at schematic diagram, be used for schematically bottom or the top structure of demonstration tank car tank body.The centre mark line on a plurality of shell rings surface of mentioning in following examples is bottom centre's line or the top center line of shell ring, perhaps in the shell ring structure of reality, can select the centre mark line of the weld seam on shell ring surface as the shell ring surface.
Particularly, as shown in Figure 2 A, the tank car tank body 200 that provides in the present embodiment comprises, the shell ring of at least four both ends opens that connect successively, these four shell rings can be along middle circumferential weld 211 symmetrical the first shell ring 202 and the 4th shell ring 205, the second shell ring 203 and the 3rd shell ring 204 (being to describe with the tank car tank body that four shell rings form in the present embodiment).Wherein, the first shell ring 202 be connected shell ring 203 and connect by the first connecting sewing 210, the second shell ring 203 connects by middle circumferential weld 211 with the 3rd shell ring 204, the 3rd shell ring 204 connects by the second connecting sewing 212 with the 4th shell ring 205.Certainly, the first connecting sewing 210, the middle circumferential weld 211 of mentioning in the present embodiment and the connecting sewing 212 of being connected all can be the weld seam that above-mentioned each shell ring connects.Need to be appreciated that, tank car tank body 200 can be along the plane at middle circumferential weld 211 places and is the left-right symmetry structure.The shell ring quantity that above-mentioned tank car tank body 200 can comprise is not limited to four, and at the two ends of tank car tank body 200, the first end socket 201 and the second end socket 206 also can be set, and is used for tank car tank body 200 is formed the space of a sealing.Certainly, the structure of actual preparation tank vehicle tank 200, can be first to adopt the first end socket 201 and the welding of the first shell ring 202, then with the second shell ring 203 welding, forms the first half tanks; Correspondingly, adopt the second end socket 206 and the 4th shell ring 205 welding, the then with three shell ring 204 welding form the second half tanks, finally with the first half tanks and the second half tank welding, the enclosed construction of formation tank car tank body 200.Particularly, the method step of correction tank car tank body 200 center lines can comprise on the tank car tank body 200 that forms:
Step S301: determine the first intersection point A1 and the second intersection point A2 on middle circumferential weld 211, and obtain the distance D between the first intersection point A1 and the second intersection point A2.Namely determine the centre mark line (the line segment B1A1 shown in Fig. 2 B) on the second shell ring 203 surfaces and the first intersection point A1 of middle circumferential weld 211 formation, the second intersection point A2 that the centre mark line on the 3rd shell ring 204 surfaces (the line segment B2A2 shown in Fig. 2 B) and middle circumferential weld 211 form, and then can obtain distance D between the first intersection point A1 and the second intersection point A2 by metering system, as shown in Figure 2 A.In the present embodiment, distance D can be the first intersection point A1 and the distance of the camber line between the second intersection point A2 or the arc length on middle circumferential weld, usually when preparation tank vehicle tank 200, need to reduce as much as possible the distance D between the first intersection point A1 and the second intersection point A2, the distance D value is less, the position of center line that the center line that represents the tank car tank body 200 of actual preparation is more standard near its desirable center line, the scope of its distance D can be 0mm to 5mm.Because the outer surface of each shell ring for preparing in prior art is equipped with the centre mark line, this centre mark line can be bottom centre's line of shell ring, perhaps can be with the bottom centre wire diameter to top center line of symmetry etc., therefore in the present embodiment, the centre mark line on the second shell ring 203 surfaces can be bottom centre's line or the top center line of the second shell ring 203.Certainly, bottom centre's line can also be the second lip-deep weld seam of shell ring 203 for preparing by welding.Correspondingly, the centre mark line on the 3rd shell ring 204 surfaces also can be the 3rd shell ring 204 bottom centre's lines or top center line.
Step S302: determine the centre mark line on the second shell ring 203 surfaces and the 3rd intersection points B 1 that the first connecting sewing 210 forms, and the 4th intersection points B 2 of the centre mark line on the 3rd shell ring 204 surfaces and the second connecting sewing 212 formation, as shown in Fig. 2 B.
Step S303: with the 3rd intersection points B 1 along the first connecting sewing 210, the 4th intersection points B 2 is distinguished movable length D/2 in opposite directions along the second connecting sewing 212, the 3rd intersection point after the D/2 of displacement in opposite directions as shown in Fig. 2 B is called first nodal point C1, and the 4th intersection point after displacement D/2 is called the second central point C2 in opposite directions.Certainly, the distance D that moves along the first connecting sewing 210 of the 3rd intersection points B 1/2 can be the 3rd intersection points B 1 on the first connecting sewing 210 and arc length or the camber line distance between first nodal point C1.The distance D that the 4th intersection points B 2 moves along the second connecting sewing 212/2 can be the 4th intersection points B 2 on the second connecting sewing 212 and arc length or the camber line distance between the second central point C2.
Step S304: the 3rd intersection point that will distinguish after displacement D/2 in opposite directions connects with the 4th intersection point straight line, obtains the first center line C1C2 after tank car tank body 200 is proofreaied and correct.Be about to the 3rd intersection points B 1 and the 4th intersection points B 2 in step S303 respectively in opposite directions after displacement D/2 the first connecting sewing 210 be connected on connecting sewing 212 intersection point (as intersection point C1, intersection point C2) that forms and connect with straight line, obtain the first calibrated center line of this tank car tank body, as can with first nodal point C1 be connected central point C2 straight line and connect, and extending to the first end socket 201 and second end socket 206 of tank car tank body 200, the first center line C1C2 of obtaining of mode can be bottom centre's line or the top center line of tank car tank body 200 thus.Will be appreciated that, before the step of obtaining the distance D between the first intersection point A1 and the second intersection point A2, the centre mark line on the second shell ring 203 surfaces and/or the centre mark line on the 3rd shell ring 204 surfaces are horizontal basically, the level of measuring as being in the convenient working personnel, and then can guarantee fully that the distance D of obtaining is accurate.The distance D at this place can directly be measured by ruler, therefore the centre mark line of the second shell ring 203 that roughly is horizontal and/or the 3rd shell ring 204 can the convenient working personnel be measured.
Centre mark line when the second shell ring 203 surfaces is bottom centre's line of the second shell ring 203, when the centre mark line on the 3rd shell ring 204 surfaces was the bottom centre line of the 3rd shell ring 204, on tank car tank body 200, the first calibrated center line C1C2 can be bottom centre's line of tank car tank body 200.Preferably, after bottom centre's line of determining tank car tank body 200, can determine the top center line (not shown) of tank car tank body 200 by following steps, its step can comprise:
The intersection point (intersection point C1, intersection point C2) that forms on the first connecting sewing 210 and the second connecting sewing 212 after displacement D/2 in opposite directions respectively take the 3rd intersection points B 1 and the 4th intersection points B 2 respectively is as benchmark, radially symmetric points on each comfortable first connecting sewing 210 that obtains them,, with radially symmetric points on the second connecting sewing 212, obtain the 5th intersection point and the 6th intersection point (not shown);
With described the 5th intersection point be connected the 6th intersection point and connect with straight line, obtain the second calibrated center line of this tank car tank body 200.
Need to prove, the cross section of the first connecting sewing 210 and the second connecting sewing 212 can be circle or ellipse etc., therefore a bit (the first nodal point C1 as above) on the first connecting sewing 210 cross sections, the radial symmetric point is arranged on this circle or oval-shaped cross section, be 2 points of radial symmetric on the first connecting sewing 210 cross sections as first nodal point C1 and the 5th intersection point, the second central point C2 and the 6th intersection point are 2 points of radial symmetric on the second connecting sewing 212 cross sections.In the present embodiment, bottom centre's line of the tank car tank body 200 of determining by the way and top center line are center line actual on tank car tank body close to desirable center line, can be stable at ground therefore be installed on the underframe of tank car according to this bottom centre's line, tank car is tilted, correspondingly, this bottom centre's line or top center line can be subsequent handling accurate positioning datum are provided, if make be installed on tank car tank body 200 tops to be used for the limp rest that the operating personnel stands be level, and then the potential safety hazard can effectively reduce operating personnel's operation the time.
Certainly, above-mentioned top center line is by searching respectively symmetric points radially on the cross section at the first connecting sewing 210 and the second connecting sewing 212 and then obtaining the 5th intersection point and the 6th intersection point that tank car tank body 200 top center lines need, to form the top center line.When the shell ring quantity of tank car tank body 200 during greater than four, by searching the radial symmetric point on other connecting sewing cross sections, also can obtain the 5th intersection point and the 6th intersection point of the top center line needs of tank car tank body 200, not limit in the present embodiment just for the top center line of searching the definite tank car tank body 200 of corresponding radial symmetric point on the first connecting sewing 210 and the second connecting sewing 212.Aforesaid way determines that the top center line of tank car tank body 200 is in order to reduce error in the process determining the top center line.For example, tank car tank body 200 also comprises the first end socket 201 that is connected by the 3rd connecting sewing (not marking in figure) with the first shell ring 202, with the second end socket 206 that is connected by the 4th connecting sewing with the 4th shell ring 205, it determines that by the first center line C1C2 (being bottom centre's line) method of the second center line (top center line) can also be:
The two ends of the first center line C1C2 are extended respectively, and the intersection point of itself and described the 3rd connecting sewing is the 7th intersection point, with the intersection point of described the 4th connecting sewing be the 8th intersection point;
Obtain symmetric points radially on each comfortable described the 3rd connecting sewing of described the 7th intersection point and described the 8th intersection point, and on described the 4th connecting sewing radially symmetric points, obtain the 9th intersection point and the tenth intersection point (not shown); And
With described the 9th intersection point be connected the tenth intersection point and connect with straight line, obtain the second calibrated center line of this tank car tank body 200.
Will be appreciated that, the centre mark line on the second shell ring 203 surfaces in the present embodiment can be the top center line of the second shell ring 203, the centre mark line on the 3rd shell ring 204 surfaces can be the top center line of the 3rd shell ring 204, at this moment, the first center line C1C2 of tank car tank body 200 can be the top center line of tank car tank body 200, and the second center line is bottom centre's line.In the shell ring preparation process of reality, the centre mark line on the second shell ring 203 surfaces can be the center line for this second shell ring 203 of mark in preparing the process of shell ring, as when the blanking, the centre mark line on second shell ring 203 surfaces of drawing, the centre mark line on the 3rd shell ring 204 surfaces also can be the centre mark line on the 3rd shell ring 204 surfaces of determining when blanking prepares this shell ring.Wherein, definite mode of the centre mark line on above-mentioned each shell ring can be arbitrary definite mode of the prior art, no longer describes in detail in the present embodiment.
Bottom centre's line of the tank car tank body 200 of determining by above-described embodiment and/or top center line can be subsequent handling provides accurate positioning datum, for example, make the underframe that is installed on tank car tank body 200 can be stable at ground according to the bottom centre's line after this correction, make the top accessory of tank car tank body arrange the stability influence of whole tank car as far as possible little according to the top center line after proofreading and correct, thereby strengthened the stability of tank car structure, more can effectively reduce the potential safety hazard of relevant operating personnel on tank car.
Will be appreciated that, the first connecting sewing 210 and the second connecting sewing 212 in above-described embodiment are respectively the weld seams of inside and outside airtight welding.When tank car tank body 200 comprises six or eight shell rings, according to the method for determining tank car tank body bottom centre line or top center line in above-described embodiment still by determine first nodal point C1 and the second central point C2 near the first connecting sewing 210 of middle circumferential weld 211 and the second connecting sewing 212.
The present invention also provides a kind of assemble method of tank car, and wherein, tank car comprises underframe and the tank car tank body with bottom centre's line, and the assemble method of described tank car can comprise:
At first, adopt bottom centre's line of the described tank car tank body of method correction of any correction tank car tank body center line in the present invention, and the bottom centre's line after proofreading and correct is called the 3rd center line.
Then, the center line of described underframe is overlapped with described the 3rd center line, and described underframe is fixed on described tank car tank body.The tank car structural stability obtained of assemble method strengthens thus, and can eliminate the potential safety hazard of tank car.
Further, described tank car also comprises the limp rest, wherein, determines the top center line of described tank car tank body according to the center line (bottom centre's line) of described tank car tank body;
The center line of described limp rest is overlapped with the top center line of described tank car tank body, and then described limp rest is fixed on described tank car tank body, guarantee that this tank car tank body not there will be error and the relevant potential safety hazard on location in subsequent handling.
Correspondingly, the present invention also provides a kind of tank car, this tank car can be and adopts above-mentioned any tank car assemble method to obtain, be that underframe is fixedly installed on described tank car according to the 3rd center line after proofreading and correct, to guarantee that the tank car that is connected with underframe can be positioned over ground stably, in addition, the tank car Stability Analysis of Structures in the present embodiment, service life is longer.Certainly, the top center line that obtains according to the assemble method of above-mentioned tank car of this tank car makes the related accessory that is installed on tank car tank body (as the limp rest etc.) can effectively reduce the potential safety hazard of relevant operating personnel on tank car.
The method of correction tank car tank body center line of the present invention can make bottom centre's line of tank car tank body and top center line near desirable design load, and simple and practical.
Above embodiment only, in order to technical scheme of the present invention to be described, is not intended to limit, and the present embodiment does not limit the execution sequence of the step that comprises in said method; Although with reference to previous embodiment, the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a method of proofreading and correct the tank car tank body center line, is characterized in that, described tank car tank body comprises:
Along middle circumferential weld symmetrical the first shell ring and the 4th shell ring, and the second shell ring and the 3rd shell ring; Wherein, described the first shell ring be connected the second shell ring and connect by the first connecting sewing, described the second shell ring be connected the 3rd shell ring and connect by described middle circumferential weld, described the 3rd shell ring be connected the 4th shell ring and connect by the second connecting sewing; The method of described correction tank car tank body center line comprises:
Determine the centre mark line on described the second shell ring surface and the first intersection point that described middle circumferential weld forms, the second intersection point of the centre mark line on described the 3rd shell ring surface and described middle circumferential weld formation, and obtain distance D between described the first intersection point and described the second intersection point;
Determine the centre mark line on described the second shell ring surface and the 3rd intersection point that described the first connecting sewing forms, with the centre mark line on described the 3rd shell ring surface and the 4th intersection point of described the second connecting sewing formation, and with described the 3rd intersection point along described the first connecting sewing, described the 4th intersection point is distinguished displacement D/2 in opposite directions along described the second connecting sewing, and with described the 3rd intersection point and the 4th intersection point respectively in opposite directions after displacement D/2 the first connecting sewing be connected on connecting sewing the intersection point that forms and connect with straight line, obtain the first calibrated center line of this tank car tank body.
2. the method for correction tank car tank body center line according to claim 1, is characterized in that, described method also comprises:
The intersection point that forms on described the first connecting sewing and described the second connecting sewing after displacement D/2 in opposite directions respectively take described the 3rd intersection point and described the 4th intersection point respectively is as benchmark, radially symmetric points on each comfortable described first connecting sewing that obtains them,, with radially symmetric points on described the second connecting sewing, obtain the 5th intersection point and the 6th intersection point;
With described the 5th intersection point be connected the 6th intersection point and connect with straight line, obtain the second calibrated center line of this tank car tank body.
3. the method for correction tank car tank body center line according to claim 2, it is characterized in that, the centre mark line on described the second shell ring surface is bottom centre's line of described the second shell ring, the centre mark line on described the 3rd shell ring surface is bottom centre's line of described the 3rd shell ring, bottom centre's line and top center line that calibrated first center line of the tank car tank body that obtains and the second center line are respectively described tank car tank body.
4. the method for correction tank car tank body center line according to claim 2, it is characterized in that, the centre mark line on described the second shell ring surface is the top center line of described the second shell ring, the centre mark line on described the 3rd shell ring surface is the top center line of described the 3rd shell ring, top center line and bottom centre's line that the first calibrated center line of the tank car tank body that obtains and the second center line are respectively described tank car tank body.
5. the method for correction tank car tank body center line according to claim 1, is characterized in that, described method comprises; Before the step of obtaining the distance D between described the first intersection point and described the second intersection point, the centre mark line on described the second shell ring surface and/or the centre mark line on described the 3rd shell ring surface are horizontal basically.
6. the method for the described correction tank car tank body of according to claim 1 to 5 any one center line, is characterized in that, described distance D is the arbitrary value between 0mm to 5mm.
7. the method for correction tank car tank body center line according to claim 1, it is characterized in that, described tank car tank body also comprises, the first end socket that is connected by the 3rd connecting sewing with described the first shell ring, with the second end socket that is connected by the 4th connecting sewing with described the 4th shell ring;
Wherein, described method also comprises: the two ends of the first center line are extended respectively, and the intersection point of itself and described the 3rd connecting sewing is the 7th intersection point, with the intersection point of described the 4th connecting sewing be the 8th intersection point;
Obtain symmetric points radially on each comfortable described the 3rd connecting sewing of described the 7th intersection point and described the 8th intersection point, and on described the 4th connecting sewing radially symmetric points, obtain the 9th intersection point and the tenth intersection point;
With described the 9th intersection point be connected the tenth intersection point and connect with straight line, obtain the second calibrated center line of this tank car tank body.
8. the assemble method of a tank car, described tank car comprise, underframe and have the tank car tank body of bottom centre's line is characterized in that, described assemble method comprises:
Bottom centre's line of tank car tank body as described in employing method as described in claim 1 to 7 any one is proofreaied and correct, the bottom centre's line after obtaining on described tank car tank body to proofread and correct is the center line after proofreading and correct;
Center line after the correction of the center line of described underframe and described tank car tank body is overlapped, and then described underframe is fixed on described tank car tank body.
9. the assemble method of tank car according to claim 8, is characterized in that, described tank car also comprises the limp rest, wherein, determines the top center line of described tank car tank body according to the center line after the correction of described tank car tank body;
The center line of described limp rest is overlapped with the top center line of described tank car tank body, and then described limp rest is fixed on described tank car tank body.
10. a tank car, comprise, underframe and tank car tank body, is characterized in that,
Described underframe and described tank car tank body are to adopt the assemble method of tank car as claimed in claim 8 or 9 to assemble.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105465810A CN102463418B (en) | 2010-11-12 | 2010-11-12 | Method for correcting central line of tanker tank, tanker assembly method and tanker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105465810A CN102463418B (en) | 2010-11-12 | 2010-11-12 | Method for correcting central line of tanker tank, tanker assembly method and tanker |
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| Publication Number | Publication Date |
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| CN102463418A CN102463418A (en) | 2012-05-23 |
| CN102463418B true CN102463418B (en) | 2013-11-13 |
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| CN2010105465810A Expired - Fee Related CN102463418B (en) | 2010-11-12 | 2010-11-12 | Method for correcting central line of tanker tank, tanker assembly method and tanker |
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| CN103659066B (en) * | 2012-09-19 | 2015-12-16 | 西安轨道交通装备有限责任公司 | A kind of tank car saddle assembly welding device and process for assembling and welding thereof |
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