CN101596661B - Method for welding spiced rack segments on both sides of mast of drill and tool thereof - Google Patents
Method for welding spiced rack segments on both sides of mast of drill and tool thereof Download PDFInfo
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- CN101596661B CN101596661B CN2009101587657A CN200910158765A CN101596661B CN 101596661 B CN101596661 B CN 101596661B CN 2009101587657 A CN2009101587657 A CN 2009101587657A CN 200910158765 A CN200910158765 A CN 200910158765A CN 101596661 B CN101596661 B CN 101596661B
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Abstract
The invention discloses a tool for welding spiced rack segments on both sides of a mast of a drill, which comprises two positioning rack segments with same gear tooth parameter values, wherein the gear tooth parameter values of the two positioning rack segments are the same as those of the spiced rack segments; the two positioning rack segments are parallelly arranged, gear teeth of the two positioning rack segments face inward, and an appropriate distance is reserved between the two positioning rack segments so that the two positioning rack segments are exactly engaged with the spiced rack segments positioned on both sides of the mast respectively; and the two positioning rack segments are fixedly connected through a positioning part, and the positioning part is connected to the outer walls of the upper end parts of the two positioning rack segments respectively. The tool can ensure the mutual position tolerance between the spiced rack segments positioned on both sides of the mast and the intertooth space tolerance between the spiced rack segments positioned on the same sides of the mast, and has the advantages of simple structure, convenient operation and lower processing cost. In addition, the invention also discloses a method for welding the spiced rack segments on both sides of the mast of the drill.
Description
Technical field
The present invention relates to the mounting technique field of tooth bar, particularly a kind of frock that splicing rack segments is welded in rig mast both sides; The invention still further relates to a kind of method that splicing rack segments is welded in rig mast both sides.
Background technology
At present, large-tonnage rig machinery, such as the large-tonnage horizontal directional drilling machine, because pull-back force unit head stroke big, rig is long, thereby the rack-and-pinion kind of drive is adopted in the push-and-pull of drill power head more.
Tooth bar generally is installed on two sides of rig mast, and gear is installed on the power headstock; Through the driving gear wheel and rack engaged transmission of running motor, slideway moves forward and backward in the mast upper edge to make unit head, realizes push pull maneuver.
In the prior art, the fixed form of tooth bar on the rig mast, what generally adopt is the bolt ways of connecting.The bolt ways of connecting need be processed dowel hole on tooth bar and mast, thereby guarantees the accurate location of tooth bar on mast.When the tonnage of rig bigger; When the mast of rig is longer; The a fairly large number of dowel hole that need on tooth bar and mast, process, and the mast that need on special processing equipment, once be installed accomplishes the processing of all dowel holes, could guarantee the positional precision that dowel hole is mutual.Because the mast of rig is longer, thereby needs large-scale special processing equipment, and machining period is many, and expense is high.On the other hand, the dowel hole of processing One's name is legion not only increased processing charges, and the bulk strength of tooth bar is destroyed on tooth bar, is prone to after the heat treatment produce fine crack, finally causes the tooth bar fatigue fracture.
For addressing the above problem, available technology adopting welding manner tooth bar is welded on the rig mast.The mode that welding is fixedly connected, simple in structure, machining period is few, and expense is low; Simultaneously, the bulk strength of tooth bar is not damaged yet, and tooth bar is stressed evenly, stressless undue concentration, thereby reliability is high.
But; When adopting the mode of welding fixed connection; The necessary segmental machining of tooth bar; And then be spliced into final lengths, so just make the bad control of the mutual positioning accuracy of tooth bar, and have between mast homonymy tooth bar that mutual alignment degree tolerance is difficult to technical problems such as assurance between space width tolerance, both sides tooth bar.
Summary of the invention
The technical problem that the present invention will solve provides a kind of frock that splicing rack segments is welded in rig mast both sides; This frock can guarantee in mutual alignment degree tolerance between the splicing rack segments of mast both sides and the space width tolerance between the splicing rack segments of mast homonymy; And it is simple in structure; Easy to operate, processing cost is lower.
For solving the problems of the technologies described above, the present invention provides a kind of splicing rack segments is welded in the frock of rig mast both sides, comprises two location rack segments that gear teeth parameter value is all identical, and both gear teeth parameter values are identical with the gear teeth parameter value of said splicing rack segments; Two said location rack segments laterally arrange and its gear teeth all towards the inboard, and have suitable distance between the two, so that can mesh respectively with the splicing rack segments that is positioned at said mast both sides just; Two said location rack segments are fixedly connected through positioning element, and said positioning element is connected to the outer wall of the upper end of two said location rack segments; Said positioning element connects the sidewall of said location rack segments; The roof of said positioning element is concordant with the roof of said location rack segments; The number of said positioning element is two, and lays respectively at the left and right sides of said location rack segments; Said positioning element is roughly the U template, and the inwall of said U template is affixed on the outer wall of two said location rack segments and is fixedly connected.
Preferably, the physical dimension of said location rack segments and each said splicing rack segments is all identical.
Compared with prior art, provided by the present inventionly a kind of splicing rack segments is welded in the frock of rig mast both sides, comprises two location rack segments that gear teeth parameter value is all identical, said gear teeth parameter value does not comprise the length of the wall scroll gear teeth; Both gear teeth parameter values are identical with the gear teeth parameter value of the splicing rack segments that is welded to said mast both sides; Two said location rack segments laterally arrange and its gear teeth all towards the inboard, and have suitable distance between the two, so that can mesh respectively with the splicing rack segments that is positioned at said mast both sides just; Two said location rack segments are fixedly connected through positioning element; Said positioning element is connected to the outer wall of the upper end of two said location rack segments; Said outer wall had both comprised the roof and the sidewall of said location rack segments; Be the roof that said positioning element can be positioned at said location rack segments, also can be positioned at the sidewall of said location rack segments.
In the process of the both sides of mast welding splicing rack segments; Said frock is placed the both sides of mast; And make two location rack segments of said frock mesh just with the said splicing rack segments that is positioned at the mast both sides respectively; Thereby guaranteed between the pitch line of mast both sides apart from size within the margin of tolerance that requires, and then guaranteed the mutual alignment degree tolerance between the splicing rack segments of mast both sides.
In the process that continues the welding splicing rack segments, two splicing rack segments to be welded are placed the both sides of mast, and contact with the splicing rack segments that has welded; Said frock is placed the both sides of mast; And make the location rack segments of said frock partly mesh with splicing rack segments that has welded and splicing rack segments to be welded respectively; At this moment; Space width tolerance between the splicing rack segments of mast homonymy is guaranteed by same location rack segments of said frock, thereby has guaranteed the space width tolerance between the splicing rack segments of mast homonymy.
The present invention provides in addition a kind ofly is welded in the method for rig mast both sides with splicing rack segments, and its technique effect and above-mentioned described basic identical repeats no more at this.
Description of drawings
Fig. 1 surveys sketch map for the axle that splicing rack segments is welded in the frock of rig mast both sides in an embodiment of the present invention;
Fig. 2 is for being welded in splicing rack segments in an embodiment of the present invention the schematic top plan view of the frock of rig mast both sides;
Fig. 3 be Fig. 2 A-A to cross-sectional schematic;
Fig. 4 is in an embodiment of the present invention, and the location rack segments of said frock is surveyed sketch map with the axle that splicing rack segments that has welded and splicing rack segments to be welded partly mesh respectively;
Fig. 5 is in an embodiment of the present invention, the schematic top plan view that the location rack segments of said frock partly meshes with splicing rack segments that has welded and splicing rack segments to be welded respectively;
Fig. 6 is in an embodiment of the present invention, splicing rack segments is welded in the flow chart of the method for rig mast both sides.
The specific embodiment
Core of the present invention provides a kind of frock that splicing rack segments is welded in rig mast both sides; This frock in use; Can guarantee in mutual alignment degree tolerance between the splicing rack segments of mast both sides and the space width tolerance between the splicing rack segments of mast homonymy; And simple in structure, easy to operate, processing cost is lower.In addition, another core of the present invention provides a kind of method that splicing rack segments is installed on rig mast both sides.
In order to make those skilled in the art understand technical scheme of the present invention better, the present invention is done further detailed description below in conjunction with accompanying drawing and specific embodiment.
Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, Fig. 1 surveys sketch map for the axle that splicing rack segments is welded in the frock of rig mast both sides in an embodiment of the present invention; Fig. 2 is welded in splicing rack segments for an embodiment of the present invention the schematic top plan view of the frock of rig mast both sides; Fig. 3 be Fig. 2 A-A to cross-sectional schematic; Fig. 4 is in an embodiment of the present invention, and the location rack segments of said frock is surveyed sketch map with the axle that splicing rack segments that has welded and splicing rack segments to be welded partly mesh respectively; Fig. 5 is in an embodiment of the present invention, the schematic top plan view that the location rack segments of said frock partly meshes with splicing rack segments that has welded and splicing rack segments to be welded respectively.
In first kind of embodiment; Like Fig. 1, Fig. 2 and shown in Figure 3; Provided by the present inventionly a kind of splicing rack segments is welded in the frock of rig mast both sides, comprises two location rack segments 11 that gear teeth parameter value is all identical, said gear teeth parameter value does not comprise the length of the wall scroll gear teeth; The gear teeth parameter value of location rack segments 11 is identical with the gear teeth parameter value of said splicing rack segments; Two said location rack segments 11 laterally arrange and its gear teeth all towards the inboard, and have suitable distance between the two, so that can mesh respectively with the splicing rack segments that is positioned at said mast both sides just; Two location rack segments 11 are fixedly connected through positioning element 12; Positioning element 12 is connected to the outer wall of the upper end of two location rack segments 11; Said outer wall comprises the roof and the sidewall of locating rack segments 11; Be the roof that positioning element 12 can be positioned at location rack segments 11, also can be positioned at the sidewall of location rack segments 11.
In the process of the both sides of said mast welding splicing rack segments; As shown in Figure 5; Said frock is placed the both sides of said mast; And make two of said frock location rack segments 11 mesh just with the said splicing rack segments that is positioned at the mast both sides respectively, thus guaranteed between the pitch line of mast both sides apart from size within the margin of tolerance that requires, and then guaranteed the mutual alignment degree tolerance between the splicing rack segments of mast both sides.
In the process that continues the welding splicing rack segments, as shown in Figure 4, two splicing rack segments to be welded 21 are placed the both sides of mast, and contact with the splicing rack segments that has welded 22; Said frock is placed the both sides of mast; And make the location rack segments 11 of said frock mesh with splicing rack segments that has welded 22 and splicing rack segments 21 parts to be welded respectively; At this moment; Space width tolerance between the splicing rack segments that has welded 22 of mast homonymy and splicing rack segments 21 to be welded guarantees by same location rack segments 11 of said frock, thereby guaranteed the space width tolerance between the splicing rack segments that has welded 22 of mast homonymy and splicing rack segments 21 to be welded.
Second kind of embodiment of the present invention is the further improvement of on the basis of above-mentioned first kind of embodiment, doing.
In second kind of embodiment; Location rack segments 11 can directly adopt said splicing rack segments; The gear teeth parameter value of promptly not only locating rack segments 11 is identical with the gear teeth parameter value of said splicing rack segments, and its physical dimension is identical with the physical dimension of said splicing rack segments, at this moment; Said " physical dimension " be length, width and the thickness of specific bit rack segments 11 only, does not relate to each parameter value of the gear teeth.
Adopt this mode, omitted the procedure of location rack segments 11, obviously, reduced processing cost, and simple in structure, easy to operate.
Please refer to Fig. 4, the third embodiment of the present invention also is the further improvement of on the basis of above-mentioned second kind of embodiment, doing.
In the third embodiment, positioning element 12 is connected with the sidewall of location rack segments 11; The roof of positioning element 12 is concordant with the roof of location rack segments 11.
Adopt this mode, make location rack segments 11 have suitable length of action, thereby can mesh effect preferably so that the two has with said splicing rack segments in the vertical direction.
Please refer to Fig. 1, the 4th kind of embodiment of the present invention is the further improvement of on the basis of above-mentioned any embodiment, doing.
In the 4th kind of embodiment, the number of positioning element 12 can further be specially two, and lays respectively at the left and right sides of location rack segments 11.This mode can be so that two depth of parallelisms of location between the rack segments 11 be effectively controlled, thereby more help guaranteeing the mutual alignment degree tolerance between the splicing rack segments of mast both sides.
Please refer to Fig. 1, the 5th kind of embodiment of the present invention is the further improvement of on the basis of above-mentioned the 4th kind of embodiment, doing.
In the 5th kind of embodiment, positioning element 12 can further be specially the U template, perhaps is similar to the parts of said U template, and the inwall of said U template is affixed on the outer wall of two location rack segments 11 and is fixedly connected.Two said U templates can be processed on milling machine simultaneously; Thereby the distance between the two inwall is accomplished unanimity substantially; And its dimensional tolerance can guarantee in reasonable range; Thereby more effectively confirm two distances between the rack segments 11 of location, guarantee two parallelism tolerances between the rack segments 11 of location, and then guarantee the mutual alignment degree tolerance between the splicing rack segments of mast both sides.
The 6th kind of embodiment of the present invention is on the basis of above-mentioned second kind of embodiment, the further improvement of work.
In the 6th kind of embodiment, positioning element 12 is positioned at the roof of location rack segments 11.It is basic identical that its technique effect and positioning element 12 are positioned at the technique effect of sidewall of location rack segments 11, repeats no more at this.
In addition, the present invention also provides a kind of method that splicing rack segments is welded in rig mast both sides in addition.
Please refer to Fig. 6, Fig. 6 is in an embodiment of the present invention, splicing rack segments is welded in the flow chart of the method for rig mast both sides.
In first all embodiment, said splicing rack segments is welded in the method for rig mast both sides, may further comprise the steps:
Step S11: two splicing rack segments are placed the both sides of mast, and a side of the gear teeth and two sides of said mast fit tightly dorsad to make two said splicing rack segments;
Step S12: two location rack segments are meshed with above-mentioned two splicing rack segments respectively; The gear teeth parameter value of said location rack segments is identical with the gear teeth parameter value of said splicing rack segments, and the relative position of two said location rack segments is fixed through positioning element; Above-mentioned two said splicing rack segments are welded in two sides of said mast;
Step S13: extract two said location rack segments and said positioning element out;
Step S14: two splicing rack segments to be welded are provided in addition, repeat to implement said step S11, make this splicing rack segments to be welded near the said splicing rack segments that has welded;
Step S15: insert two said location rack segments and said positioning element again, said location rack segments is meshed with splicing rack segments that has welded and splicing rack segments to be welded simultaneously;
Step S16: two sides that two splicing rack segments to be welded that provide among the step S14 are welded in said mast;
Step S17: turn to step S18, perhaps as required repeating step S13 to step S16 at least once;
Step S18: extract two said location rack segments and said positioning element out.
The technique effect of the frock that splicing rack segments is welded in rig mast both sides that its technique effect and the invention described above are provided is basic identical, repeats no more at this.
In said step S17, can do further improvement.Can determine whether repetition or the number of times that repeats according to the length of said mast and said splicing rack segments.This mode can be processed the mast of various different lengths and used tooth bar, and simple and convenient, easy operating, and cost is lower.
More than a kind of method and frock thereof that splicing rack segments is installed on rig mast both sides provided by the present invention carried out detailed introduction.Used concrete example among this paper principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (2)
1. one kind is welded in the frock of rig mast both sides with splicing rack segments, it is characterized in that comprise two location rack segments that gear teeth parameter value is all identical, both gear teeth parameter values are identical with the gear teeth parameter value of said splicing rack segments; Two said location rack segments laterally arrange and its gear teeth all towards the inboard, and have suitable distance between the two, so that can mesh respectively with the splicing rack segments that is positioned at said mast both sides just; Two said location rack segments are fixedly connected through positioning element, and said positioning element is connected to the outer wall of the upper end of two said location rack segments; Said positioning element connects the sidewall of said location rack segments; The roof of said positioning element is concordant with the roof of said location rack segments; The number of said positioning element is two, and lays respectively at the left and right sides of said location rack segments; Said positioning element is roughly the U template, and the inwall of said U template is affixed on the outer wall of two said location rack segments and is fixedly connected.
2. as claimed in claim 1 splicing rack segments is welded in the frock of rig mast both sides, it is characterized in that the physical dimension of said location rack segments and each said splicing rack segments is all identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101587657A CN101596661B (en) | 2009-06-30 | 2009-06-30 | Method for welding spiced rack segments on both sides of mast of drill and tool thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101587657A CN101596661B (en) | 2009-06-30 | 2009-06-30 | Method for welding spiced rack segments on both sides of mast of drill and tool thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101596661A CN101596661A (en) | 2009-12-09 |
| CN101596661B true CN101596661B (en) | 2012-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101587657A Expired - Fee Related CN101596661B (en) | 2009-06-30 | 2009-06-30 | Method for welding spiced rack segments on both sides of mast of drill and tool thereof |
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| CN (1) | CN101596661B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107695593A (en) * | 2017-11-09 | 2018-02-16 | 希姆斯电梯(中国)有限公司 | A kind of rack clamp structure clamped for staircase middle rack |
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| CN1181936C (en) * | 2000-02-17 | 2004-12-29 | 三樱工业株式会社 | Bending machine |
| CN201157961Y (en) * | 2008-01-31 | 2008-12-03 | 深圳市木森科技有限公司 | Mould plate clamp system |
| CN201170287Y (en) * | 2007-11-21 | 2008-12-24 | 上海高罗输送装备有限公司 | Shift stepping mechanism of button sewer |
| CN101386119A (en) * | 2008-10-24 | 2009-03-18 | 北京航空航天大学 | Circuit board clipping body |
| CN201309055Y (en) * | 2008-11-28 | 2009-09-16 | 天津赛瑞机器设备有限公司 | Movable rack producing tooling for cooling beds in steel plants |
| CN201608224U (en) * | 2010-01-19 | 2010-10-13 | 广东中商国通电子有限公司 | Pole group welding device of lead-acid storage battery |
-
2009
- 2009-06-30 CN CN2009101587657A patent/CN101596661B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1181936C (en) * | 2000-02-17 | 2004-12-29 | 三樱工业株式会社 | Bending machine |
| CN201170287Y (en) * | 2007-11-21 | 2008-12-24 | 上海高罗输送装备有限公司 | Shift stepping mechanism of button sewer |
| CN201157961Y (en) * | 2008-01-31 | 2008-12-03 | 深圳市木森科技有限公司 | Mould plate clamp system |
| CN101386119A (en) * | 2008-10-24 | 2009-03-18 | 北京航空航天大学 | Circuit board clipping body |
| CN201309055Y (en) * | 2008-11-28 | 2009-09-16 | 天津赛瑞机器设备有限公司 | Movable rack producing tooling for cooling beds in steel plants |
| CN201608224U (en) * | 2010-01-19 | 2010-10-13 | 广东中商国通电子有限公司 | Pole group welding device of lead-acid storage battery |
Non-Patent Citations (2)
| Title |
|---|
| JP昭58-30887A 1983.02.23 |
| JP昭和52-113530U 1977.08.29 |
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