CN102941231B - Gear distribution box of pipe mill - Google Patents
Gear distribution box of pipe mill Download PDFInfo
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- CN102941231B CN102941231B CN201210510804.7A CN201210510804A CN102941231B CN 102941231 B CN102941231 B CN 102941231B CN 201210510804 A CN201210510804 A CN 201210510804A CN 102941231 B CN102941231 B CN 102941231B
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- rack
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- 238000009826 distribution Methods 0.000 title claims abstract description 57
- 239000010687 lubricating oil Substances 0.000 claims description 63
- 239000003921 oil Substances 0.000 claims description 44
- 238000007789 sealing Methods 0.000 claims description 5
- 238000005461 lubrication Methods 0.000 abstract description 7
- 238000009529 body temperature measurement Methods 0.000 abstract 1
- 210000004722 stifle Anatomy 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
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- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
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- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention discloses a gear distribution box of a pipe mill. The gear distribution box comprises a box body consisting of a lower box and a box cover which are fastened together, wherein the lower box comprises a hollow main body with an upward opening, and a front end frame and a rear end frame which are used for supporting bearing pedestals in the gear distribution box, wherein end covers for covering the bearing pedestals are respectively arranged on two outer end faces of the front end frame and the rear end frame of the lower box; and at least one oil-returning hole is formed in a region. which is covered by each end cover, on the lower parts of the front end frame and the rear end frame or the lower parts of the bearing pedestals and is used for guiding lubrication oil in a first cavity formed by the end cover, the front end frame or the rear end frame and the bearing pedestals into a second cavity formed by a bottom region in the box body. Furthermore, the gear distribution box of the pipe mill is also provided with a lubrication oil temperature measurement device. Therefore, the gear distribution box can effectively avoid leakage of the lubrication oil and monitor temperature of the lubrication oil in real time.
Description
Technical field
The present invention relates to the transmission device of seamless steel pipe production, the gear distribution box particularly in pipe mill equipment main drive.
Background technology
Pipe mill is equipment important in heavy caliber seamless steel pipe production line, its effect be by perforation after hollow hollow billet roll thin pipe wall, control internal-and external diameter wall thickness.The roll of pipe mill often rotates a circle and is called a rolling cycle, and hollow billet is longitudinally rolled into the satisfactory pipe fitting of physical dimension in one section of one section of ground by the rolling cycle of countless passage.The main drive of pipe mill comprises motor, reductor and gear distribution box etc., and the gear distribution box of this pipe mill has been the major impetus guarantee of flow of metal.
Along with the development of science and technology, day by day increase the requirement of gear distribution box of pipe mill transmission stability, this just makes the lubrication problem in equipment work very outstanding, and must have lubrication and cooling efficiently and reliably, guarantee equipment runs well.Gear distribution box of pipe mill usually heavy duty and Continuous maching environment in work, for this reason, not only to there is good lubrication and cooling, want the temperature that can detect lubricating oil accurately and easily to avoid operation element overheated simultaneously, this proposes higher requirement to the formation of lubricating and cooling undoubtedly, also becomes current existing gear distribution box of pipe mill and is badly in need of improvement, perfect key point.
As shown in Figure 1, existing gear distribution box comprises: the casing be made up of with the case lid 109 be located thereon nowel 108, be arranged on lower tooth wheel shaft 112 and gear 111 mounted thereto, bearing 113 and the bearing block 115 of below in this casing, be arranged on cog axle 110 and gear 111 mounted thereto, bearing 114 and the bearing block 115 of top in this casing, and cover each bearing respectively and the end cap 106 be connected with bearing block.This end cap 106 comprises body 120 and coupled sidewall portion 107, this sidewall portion 107 be inserted into bearing block for holding in the hole of bearing, and the outer peripheral face in this sidewall portion and the inwall in this hole closely cooperate.When bearing working, the lubricating oil flowing through bearing can flow on the whole inner surface of this end cap 106 usually, thus causes this end cap 106 easily to occur oil leak phenomenon with the contact surface place of bearing block 115.In addition, the end cap 106 of bearing block the need of through-shaft, is divided into the transparent cover of center with through hole and the stifle without through hole two kinds according to its center.In Fig. 1 use there is through hole 122 transparent cover 116 as bearing cover time, the inner peripheral wall of this through hole 122 is provided with outside framework oil seal 118 and oil seal cover 119 thereof, to prevent lubricating oil from the through hole 122 of transparent cover 116 to seepage outside casing.
In the prior art, lubricating oil in gear distribution box after lubricating bearings, a part flows to the bottom in gear distribution box casing, a part flows to the space between bearing block and end cap, the lubricating oil flow in this space constantly gathers formation oil sump, after this oil sump reach a certain height, the lubricating oil gathered flow into the bottom in casing again through the space at bearing place.If cog, the machining accuracy of the axle body (or axle sleeve) of axle, lower tooth wheel shaft, bearing block or bearing cover is improper, and the lubricating oil accumulated in oil sump just easily seepage occurs; In addition, after mounting framework oil sealing, because outside framework oil seal is normally made up of elastomeric material, is easy to wearing and tearing, needs often to change.During replacing, as totally untreated, also easily there is seepage in faying face.Due to often oil seepage phenomenon can be there is, so usually see and have a lot of oil stains around gear distribution box, to environment.The lubricating oil leaked out not only causes waste, but also needs in gear distribution box, often to supplement new lubricating oil to guarantee that equipment normally runs, and which adds production cost.In addition, owing to not arranging temperature regulating device lubricating oil temperature being carried out to monitoring in real time in existing gear distribution box, even if so the lubricating oil temperature flowed out by bearing is very high also unknown, and the bearing length time works in hot environment, cause the parts such as bearing due to overheated and cause damage.
Summary of the invention
The present invention will solve the technical problem of the oil leak in gear distribution box of pipe mill.
The present invention also will solve the low technical problem of bearing life in gear distribution box of pipe mill.
For achieving the above object, technical scheme of the present invention is as follows:
The invention provides one for gear distribution box of pipe mill, comprising: casing, it comprises nowel and covers at the case lid on this nowel; This nowel comprises the hollow body of opening upwards, front end-rack and rear end-rack, and this front end-rack and this rear end-rack are arranged at the front-end and back-end of this main body respectively, for supporting the bearing block in this gear distribution box; Wherein, the front end-rack of this nowel and two outer faces of rear end-rack are respectively equipped with the end cap for covering described bearing block, this front end-rack and the bottom of rear end-rack or the bottom of this bearing block are provided with at least one spill port in the region covered by each end cap, for draining into the lubricating oil in the first cavity enclosed by this end cap and this front end-rack or this rear end-rack and this bearing block by the second cavity that the bottom section in casing is formed.
Further, be provided with cog axle and the lower tooth wheel shaft arranged up and down in this casing, wherein this lower tooth wheel shaft is supported on this bearing block by clutch shaft bearing, this axle that cogs by the second bearings on this bearing block; Described end cap establishes this cog axle and lower tooth wheel shaft from two end shields respectively, this lower tooth wheel shaft and this cog axle respectively be in the position between described end cap and described bearing block be provided with annular gear tank deck rank.
Further, the sidewall portion that described end cap comprises body and extends with the angled α of this body, the inwall of this body is provided with and connects oil baffle, this connects oil baffle and is arranged on described lower tooth wheel shaft and cogs between axle and along the inwall of described whole body and extend, the outer face that described bearing block is relative with described end cap is provided with groove, described in connect oil baffle to be inserted in described groove thus the lubricating oil that the second bearing is flowed out described connect the guiding of oil baffle and described groove under can flow to the bottom of described end cap along the described outer face of bearing block.
Further, end cap is provided with at least one for the through hole through lower tooth wheel shaft and/or the axle that cogs.
Further, the described annular tank deck rank and described lower tooth wheel shaft or the axle that cogs of keeping off are integrally formed.
Can preferably, gear distribution box of pipe mill of the present invention is also provided with lubricating oil temperature measuring equipment, and described temperature measuring equipment comprises the temperature measuring box for collecting the lubricating oil after flowing through bearing, and for measuring the temperature transducer of lubricating oil temperature in temperature measuring box.
Further, this temperature measuring box be arranged on described bearing block outer face on and be positioned at the below of clutch shaft bearing and/or the second bearing.
Further, this temperature measuring box is formed by diapire with vertical at least three sidewalls be connected of this diapire.
Further, a sidewall of this temperature measuring box is provided with for the through hole through temperature transducer, and through hole is provided with the sealing ring matched with temperature transducer.
Further, described temperature transducer comprises elongated measuring stick, Displaying Meter and securing member.
Further, one end of described measuring stick is measuring junction, this measuring junction is inserted in temperature measuring box the temperature being used for measuring lubricating oil in temperature measuring box; The other end of this measuring stick reaches outside casing, and it installs Displaying Meter; This securing member to be set on measuring stick and it to be arranged near end cap, for measuring stick is fixed to end cap from casing.
As shown from the above technical solution, the gear distribution box advantage of pipe mill of the present invention and beneficial effect are: in the present invention, the front end-rack of nowel and two outer faces of rear end-rack are respectively equipped with the end cap for covering described bearing block, at least one spill port is respectively offered in the bottom of the front end-rack of nowel and the bottom of rear end-rack or bearing block, so just establishing one drains into by the passing away the second cavity that the bottom section in casing is formed by lubricating oil from the first cavity enclosed by this end cap and this front end-rack or this rear end-rack and this bearing block, in time the lubricating oil in the space between bearing block and end cap can be discharged, and oil sump of the prior art can not be formed between, therefore, effectively avoid the seepage of lubricating oil, reduce environmental pollution.
In addition, axle and lower tooth wheel shaft arrange gear tank deck rank cogging, avoid lubricating oil to flow to the outside of axle, the inner surface of end cap nearly all no longer comes in contact with lubricating oil except its underpart simultaneously, decreases the possibility of oil leak; Secondly, the inwall of end cap between diaxon, position is provided with and connects oil baffle, after assembling, this connects in the respective slot of oil baffle insertion bearing block, like this from gear distribution box top second bearing flow out lubricating oil just by connecing oil baffle, flow to the bottom of end cap along the outer face of bearing block, the spill port then by lower sides is arranged flow into the bottom in casing; The lubricating oil that gear distribution box bottom clutch shaft bearing flows out directly flows to the bottom of nowel from the outer face of bearing block, and flows into the bottom in casing by the spill port that lower sides is arranged.The setting connecing oil baffle can stop the leakage of lubricating oil further, thus reduces the use cost of gear distribution box.
Further, lubricating oil temperature measuring equipment is also provided with in the present invention, temperature measuring box in this temperature measuring equipment is for collecting the lubricating oil after flowing through bearing, temperature transducer in this temperature measuring equipment is for measuring the temperature of lubricating oil in temperature measuring box, and detected value is sent to operating room, can realize lube shaft and then be the real-time monitoring of bearing temperature rise, guarantee the normal operation of bearing, avoid bearing because the overheated damage caused, improve the service life of bearing, thus reduce further the use cost of gear distribution box.
By referring to the explanation of accompanying drawing to the embodiment of the present application, the above-mentioned and other objects, features and advantages of the application will be more obvious.
Accompanying drawing explanation
Fig. 1 is the elevational schematic of the gear distribution box of pipe mill of prior art;
Fig. 2 is the elevational schematic of gear distribution box of pipe mill of the present invention;
Fig. 3 is the left view of gear distribution box of pipe mill of the present invention, and main lubricating oil temperature measuring equipment of the present invention shown in broken lines;
Fig. 4 is the schematic diagram of transparent cover of the present invention, and the position connecing oil baffle shown in broken lines;
Fig. 5 is the sectional view along the A-A line in Fig. 4;
Fig. 6 is the enlarged partial sectional view along B-B line in Fig. 3, and lubricating oil temperature measuring equipment of the present invention is shown;
Fig. 7 is the schematic diagram of temperature measuring box of the present invention in Fig. 3; And
Fig. 8 be in Fig. 7 temperature measuring box of the present invention along the sectional view of D-D line.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further illustrated.
As shown in Figure 2, the gear distribution box of pipe mill of the present invention, comprising: by nowel 1 and the case lid 2 (namely nowel 1 and case lid 2 form the casing of gear distribution box) covered on nowel 1.Gear distribution box also comprise the gear shaft once 5 that is arranged on bottom in cavity that nowel 1 and case lid 2 enclose and on gear 6, two clutch shaft bearing 7 and axle bearing 8, be arranged on one of this casing internal upper part cog axle 3 and on gear 4, two second bearing 9 and axle bearing 8, and in the both ends of the surface of casing respectively cover establish the transparent cover 11 of bearing block 8.
As shown in Fig. 2 and Fig. 3, the nowel 1 of gear distribution box comprise an opening upwards hollow body 40, be arranged at the front end-rack 42 of main body 40 front end, be arranged at the rear end-rack 44 of main body 40 rear end, front end-rack 42 and rear end-rack 44 are the pedestal that has U-type groove, and pedestal comprises the first side arm 46 of the U-shaped left arm of formation and arranges, forms the second side arm 48 of U-shaped right arm with this first side arm 46 Parallel Symmetric.As shown in Figure 2, cog axle 3, lower tooth wheel shaft 5 two ends be supported in the U-type groove of front end-rack 42 and rear end-rack 44 by bearing 7 or bearing 9 and axle bearing 8.
As shown in Figure 2, transparent cover 11, front end-rack 42 or rear end-rack 44 and bearing block 8 enclose and form the first cavity H, and the bottom section in casing forms the second cavity S.At least one spill port 22 is offered, for being drained into by the lubricating oil in the first cavity H in the second cavity S in casing in the bottom of front end-rack 42 and rear end-rack 44.For ease of drainage, in the bottom of nowel 1, this spill port 22 is tiltedly arranged from the bottom in transparent cover 11 side direction casing in dipping down.In addition, the position of spill port also can be opened in (region as denoted by the arrow a in figure 2) in the bottom of bearing block, and now transparent cover 11 is located on the bearing block 8 with spill port.Owing to establishing, lubricating oil is directed to the second cavity S passing away smoothly from the first cavity H, so can effectively avoid lubricating oil to seepage outside casing.
Can preferably, lower tooth wheel shaft 5 of the present invention and the axle 3 that cogs are provided with annular gear tank deck rank 10 being in the position between two transparent covers 11 and diaxon bearing 8 respectively.Annular gear tank deck rank 10 are flange shape along the whole circumferencial direction of lower tooth wheel shaft 5 or the axle 3 that cogs and arrange near two clutch shaft bearings 7 and two second bearings 9 respectively.Annular gear tank deck rank 10 can be integrally formed with lower tooth wheel shaft 5 and the axle 3 that cogs, or are set in lower tooth wheel shaft 5 as independent parts and cog on axle 3.Because annular gear tank deck rank 10 are arranged on the position of close two clutch shaft bearings 7 and two second bearings 9, therefore avoid lubricating oil to flow to the outside of described lower tooth wheel shaft 5 and the axle 3 that cogs, block the leakage of lubricating oil.
Be described as shown in Figure 3-Figure 5 to transparent cover 11 of the present invention below, the cover pattern that transparent cover 11 is integrated, have form cover bottom body 19, from the sidewall portion 12 that the outward flange of this body 19 extends out and be arranged on the installation bead 14 bottom sidewall portion 12 with multiple installing hole 13.In the preferred embodiment shown in figure 2, penetrate into by bolt on the nowel 1 and case lid 2 in these installing holes 13, this transparent cover 11 being connected to gear distribution box.
Body 19 is provided with for the two through hole 15 through cog axle 3 and lower tooth wheel shaft 5.The inwall of this body 19 is provided with and connects oil baffle 16, connect oil baffle 16 and be arranged on the position that correspondence cogs between axle 3 and lower tooth wheel shaft 5, and its length is substantially identical with the width of body 19 inwall.Stop to lubricating oil and drainage is played in order to make to connect oil baffle 16, as shown in Figure 2, the outer face 17 of each bearing block 8 is provided with groove 18 on the position corresponding with connecing oil baffle 16, when transparent cover 11 is assembled to after on casing, connecing oil baffle 16 is inserted in this groove 18 of bearing block, and retain suitable gap between the two, like this from gear distribution box top second bearing 9 flow out lubricating oil just by the stop connecing oil baffle 16, flow downward along the outer face 17 of bearing block 8.
Can preferably, the oil baffle 16 that connects of the present invention dips down towards groove 18 direction on the outer face 17 of bearing block 8 and tiltedly arranges, so that the oil connecing oil baffle 16 flows in the groove 18 on the outer face of bearing block 8.And the set-up mode connecing oil baffle 16 is not limited thereto, it can flatly be arranged vertically.
Sidewall portion 12 forms the remainder of cover body except bottom, and this sidewall portion 12 can be integrally formed with body 19, such as, obtain integrated transparent cover 11 by sheet metal stretching processing method; Or this sidewall portion 12 can be made up of multiple side plate, these side plates are connected with each other and link together with body 19, preferably connect with welding manner.Sidewall portion 12 can be parallel or be obliquely installed for the axis of Fig. 2 middle gear axle, as shown in Figure 5, between the body 19 and sidewall portion 12 of transparent cover 11, forms angle α, and when sidewall portion 12 is relative to when axially be arrangeding in parallel, this angle [alpha] is 90 °.In addition, sidewall portion 12 can be made relative to axially outward-dipping setting, and now this angle [alpha] is greater than 90 °.
In addition, transparent cover 11 with cog axle 3 and lower tooth wheel shaft 5 and seal with the casing place of matching needs.Transparent cover 11 with cog axle 3 and with in lower tooth wheel shaft 5 mated position, namely outside framework oil seal 20 and oil seal cover 21 thereof are set at through hole 15 place of transparent cover 11; And bead 14 is installed is being provided with fluid sealant or seal with the casing place of matching, this transparent cover 11 to be connected in a sealing fashion on casing.
In the above embodiments, the end cap of gear distribution box adopts transparent cover form, and when one end of cog axle 3 or lower tooth wheel shaft 5 is not stretched out outside casing, need to adopt stifle as end cap, due to stifle assembly not offering through hole, so no longer need the outside framework oil seal that seals this through hole and oil seal cover thereof, other improvements of the present invention are equally applicable to adopt stifle assembly as the gear distribution box of end cap, do not repeat them here.
Gear distribution box of the present invention not use only the structure preventing oil leak, but also can monitor in real time lubricating oil temperature, thus improves the service life of gear distribution box middle (center) bearing.Below in conjunction with Fig. 2, Fig. 3, Fig. 6-8, lubricating oil temperature measuring equipment of the present invention is described in detail.
Lubricating oil temperature measuring equipment of the present invention comprises the temperature measuring box 30 for collecting the lubricating oil after flowing through bearing, and for measuring the temperature transducer 50 of lubricating oil temperature in temperature measuring box 30.
As shown in Figures 2 and 3, between each bearing block 8 and corresponding transparent cover 11, the outer face 17 of bearing block 8 is installed the temperature measuring box 30 of an opening upwards, and temperature measuring box 30 is arranged on the below of clutch shaft bearing 7 and the second bearing 9, for dynamically holding the lubricating oil flowing through this clutch shaft bearing 7 or the second bearing 9.As shown in Figure 6 to 8, temperature measuring box 30 is in box-like, be made up of diapire 32 and the left side wall 33, front side wall 34 and the right side wall 35 that are connected with this diapire perpendicular, wherein, the left side wall 33 or right side wall 35 of temperature measuring box 30 are provided with for the through hole 36 through temperature transducer 50, and through hole 36 is provided with the sealing ring 37 matched with temperature transducer.Like this, form by left side wall 33, front side wall 34, right side wall 35 and diapire 32 temperature measuring box 30 that has upper opening and lateral opening.In order to be connected on bearing block 8 by this temperature measuring box 30, the edge of the sidewall and diapire that form temperature measuring box lateral opening forms flanging 38.Flanging 38 is provided with multiple for the hole 39 through bolt.Like this, abutted against by flanging 38 after bearing block 8 installs, the outer face 17 due to bearing block 8 forms the rear wall of temperature measuring box 30, so just form a box that can hold lubricating oil after installing.Certainly, the sidewall quantity of temperature measuring box 30 is not limited to above-mentioned three, also can be the temperature measuring box only having a upward opening be made up of four sidewalls, also can realize object of the present invention.
Please refer to Fig. 3 and Fig. 6, temperature transducer 50 of the present invention comprises elongated measuring stick 51, Displaying Meter 52 and securing member 53.One end of measuring stick 51 is measuring junction 54, this measuring junction 54 is inserted in temperature measuring box 30 temperature being used for measuring lubricating oil in temperature measuring box 30.The other end of this measuring stick reaches outside casing, and it installs Displaying Meter 52.Securing member 53 to be set on measuring stick and it to be arranged, for measuring stick 51 is fixed to transparent cover 11 near transparent cover 11 from casing.The lubricating oil temperature angle value that the measuring junction 54 of temperature measuring box 30 records shows through Displaying Meter 52, then detected value is sent to operating room.
Beneficial effect of the present invention is, the present invention compared with prior art, the transparent cover 11 for covering bearing block 8 is provided with in the both sides of casing, at least one spill port 22 is provided with in the bottom of nowel 1 or the bottom of bearing block, so just establish the lubricating oil passing away in the second cavity S drained into by the lubricating oil in the first cavity H between transparent cover 11 and front end-rack 42 or rear end-rack 44 and bearing block 8 in casing, in time the lubricating oil in the first cavity H is discharged, and oil sump of the prior art can not be formed in transparent cover 11, therefore, effectively avoid the seepage of lubricating oil, reduce environmental pollution.
In addition, in a preferred embodiment, by arranging transparent cover 11 of the present invention, gear tank deck rank 10, connecing oil baffle 16 and spill port 22, the lubricating oil flowed out from second bearing 9 on gear distribution box top just keeps off tank deck rank 10 by annular and connects the stop of oil baffle 16, bottom in the space that the outer face 17 of bearing block 8 flows between bearing block 8 and transparent cover 11, then flow into the bottom half S in gear distribution box through spill port 22; The stop that the lubricating oil of clutch shaft bearing 7 outflow of gear distribution box bottom keeps off tank deck rank 10 by annular directly flows to the space inner bottom part between bearing block 8 and transparent cover 11 from the outer face 17 of bearing block 8, then flow into the bottom half S in gear distribution box through spill port 22.These structures of the present invention are improved, and effectively can avoid the leakage of lubricating oil, thus reduce the use cost of gear distribution box.
Further, lubricating oil temperature measuring equipment is also provided with in the present invention, temperature measuring box 30 in this temperature measuring equipment is for collecting the lubricating oil after flowing through clutch shaft bearing 7 and the second bearing 9, temperature transducer 50 in this temperature measuring equipment is for measuring the temperature of lubricating oil in temperature measuring box 30, and detected value is sent to operating room, can realize lubricating oil and then be the real-time monitoring of clutch shaft bearing 7 and the second bearing 9 temperature rise, guarantee the normal operation of bearing, avoid bearing because the overheated damage caused, improve the service life of bearing, thus reduce further the use cost of gear distribution box.
Although with reference to exemplary embodiment describing the application, should be appreciated that term used illustrates and exemplary and nonrestrictive term.Spirit or the essence of invention is not departed from because the application can specifically implement in a variety of forms, so be to be understood that, above-described embodiment is not limited to any aforesaid details, and explain widely in the spirit and scope that should limit in claim of enclosing, therefore fall into whole change in claim or its equivalent scope and remodeling and all should be claim of enclosing and contained.
Claims (8)
1. a gear distribution box of pipe mill, comprising:
Casing, it comprises nowel and covers at the case lid on this nowel; This nowel comprises the hollow body of opening upwards, front end-rack and rear end-rack, and this front end-rack and this rear end-rack are arranged at the front-end and back-end of this main body respectively, for supporting the bearing block in this gear distribution box;
It is characterized in that, the front end-rack of this nowel and two outer faces of rear end-rack are respectively equipped with the end cap for covering described bearing block, this front end-rack and the bottom of rear end-rack or the bottom of this bearing block are provided with at least one spill port in the region covered by each end cap, for draining into by the second cavity that the bottom section in casing is formed by the lubricating oil in the first cavity enclosed by this end cap and this front end-rack or this rear end-rack and this bearing block; Be provided with cog axle and the lower tooth wheel shaft arranged up and down in this casing, wherein this lower tooth wheel shaft is supported on this bearing block by clutch shaft bearing, this axle that cogs by the second bearings on this bearing block; Described end cap establishes this cog axle and lower tooth wheel shaft from two end shields respectively, this lower tooth wheel shaft and this cog axle respectively be in the position between described end cap and described bearing block be provided with annular gear tank deck rank;
The sidewall portion that described end cap comprises body and extends with the angled α of this body, the inwall of this body is provided with and connects oil baffle, this connects oil baffle and is arranged on described lower tooth wheel shaft and cogs between axle and along the inwall of described whole body and extend, the outer face that described bearing block is relative with described end cap is provided with groove, described in connect oil baffle to be inserted in described groove thus the lubricating oil that the second bearing is flowed out described connect the guiding of oil baffle and described groove under can flow to the bottom of described end cap along the described outer face of bearing block.
2. gear distribution box of pipe mill as claimed in claim 1, is characterized in that, described end cap is provided with at least one for the through hole through lower tooth wheel shaft and/or the axle that cogs.
3. gear distribution box of pipe mill as claimed in claim 1, is characterized in that, described annular is kept off tank deck rank and described lower tooth wheel shaft or the axle that cogs and is integrally formed.
4. gear distribution box of pipe mill as claimed in claim 1, it is characterized in that, also be provided with lubricating oil temperature measuring equipment, described temperature measuring equipment comprises the temperature measuring box for collecting the lubricating oil after flowing through bearing, and for measuring the temperature transducer of lubricating oil temperature in temperature measuring box.
5. gear distribution box of pipe mill as claimed in claim 4, is characterized in that, the outer face that this temperature measuring box is arranged on described bearing block is positioned at the below of clutch shaft bearing and/or the second bearing.
6. gear distribution box of pipe mill as claimed in claim 4, it is characterized in that, this temperature measuring box is formed by diapire with vertical at least three sidewalls be connected of this diapire.
7. gear distribution box of pipe mill as claimed in claim 6, is characterized in that, a sidewall of described temperature measuring box is provided with for the through hole through temperature transducer, and described through hole is provided with the sealing ring matched with temperature transducer.
8. gear distribution box of pipe mill as claimed in claim 4, it is characterized in that, described temperature transducer comprises elongated measuring stick, Displaying Meter and securing member, and one end of described measuring stick is measuring junction, this measuring junction is inserted in temperature measuring box the temperature being used for measuring lubricating oil in temperature measuring box; The other end of this measuring stick reaches outside casing, and it installs Displaying Meter; This securing member to be set on measuring stick and it to be arranged near end cap, for measuring stick is fixed to end cap from casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210510804.7A CN102941231B (en) | 2012-12-03 | 2012-12-03 | Gear distribution box of pipe mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210510804.7A CN102941231B (en) | 2012-12-03 | 2012-12-03 | Gear distribution box of pipe mill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102941231A CN102941231A (en) | 2013-02-27 |
| CN102941231B true CN102941231B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210510804.7A Expired - Fee Related CN102941231B (en) | 2012-12-03 | 2012-12-03 | Gear distribution box of pipe mill |
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| CN (1) | CN102941231B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103398164A (en) * | 2013-08-12 | 2013-11-20 | 沃德(天津)传动有限公司 | Air cooling island and vertical type speed reducer thereof |
| CN105032942A (en) * | 2015-07-01 | 2015-11-11 | 中冶陕压重工设备有限公司 | Press-down reduction box for four-roller reversible tungsten-molybdenum hot rolling mill |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2876454Y (en) * | 2006-02-15 | 2007-03-07 | 宝山钢铁股份有限公司 | Oil water bicavity separation device for main axle lubricating |
| DE102007020453A1 (en) * | 2007-04-27 | 2008-11-06 | Sew-Eurodrive Gmbh & Co. Kg | Gearbox, has pipe system for lubricating oil provided in interior of housing, and chamber provided in housing wall, where three pipes for lubricating oil opens out into chamber which is formed with recess |
| CN101799068A (en) * | 2010-04-15 | 2010-08-11 | 胡炜 | Vertical speed reducer and leak-proof sealing device of upper output shaft thereof |
| CN201687922U (en) * | 2010-05-24 | 2010-12-29 | 攀钢集团钢铁钒钛股份有限公司 | Speed reducer capable of preventing oil leakage |
| CN201760446U (en) * | 2010-08-31 | 2011-03-16 | 常州减速机总厂有限公司 | Large hot-rolled gear reducer |
| CN201858358U (en) * | 2010-09-02 | 2011-06-08 | 江西铜业股份有限公司 | Oil leakage preventing device at shaft end of speed reducer |
| CN202097192U (en) * | 2011-01-19 | 2012-01-04 | 南京高精齿轮集团有限公司 | Square box type gear box for hot rolling plates |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2293369T3 (en) * | 2004-01-03 | 2008-03-16 | Sms Demag Ag | SHUTTER DEVICE FOR LAMINATING CYLINDER BEARINGS. |
| DE102008013059B4 (en) * | 2008-03-06 | 2017-12-14 | Sew-Eurodrive Gmbh & Co Kg | System with gearbox |
-
2012
- 2012-12-03 CN CN201210510804.7A patent/CN102941231B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2876454Y (en) * | 2006-02-15 | 2007-03-07 | 宝山钢铁股份有限公司 | Oil water bicavity separation device for main axle lubricating |
| DE102007020453A1 (en) * | 2007-04-27 | 2008-11-06 | Sew-Eurodrive Gmbh & Co. Kg | Gearbox, has pipe system for lubricating oil provided in interior of housing, and chamber provided in housing wall, where three pipes for lubricating oil opens out into chamber which is formed with recess |
| CN101799068A (en) * | 2010-04-15 | 2010-08-11 | 胡炜 | Vertical speed reducer and leak-proof sealing device of upper output shaft thereof |
| CN201687922U (en) * | 2010-05-24 | 2010-12-29 | 攀钢集团钢铁钒钛股份有限公司 | Speed reducer capable of preventing oil leakage |
| CN201760446U (en) * | 2010-08-31 | 2011-03-16 | 常州减速机总厂有限公司 | Large hot-rolled gear reducer |
| CN201858358U (en) * | 2010-09-02 | 2011-06-08 | 江西铜业股份有限公司 | Oil leakage preventing device at shaft end of speed reducer |
| CN202097192U (en) * | 2011-01-19 | 2012-01-04 | 南京高精齿轮集团有限公司 | Square box type gear box for hot rolling plates |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102941231A (en) | 2013-02-27 |
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