CN104117542A - Roller way device with roller body capable of being disassembled on line and disassembling and assembling method - Google Patents
Roller way device with roller body capable of being disassembled on line and disassembling and assembling method Download PDFInfo
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- CN104117542A CN104117542A CN201410325967.7A CN201410325967A CN104117542A CN 104117542 A CN104117542 A CN 104117542A CN 201410325967 A CN201410325967 A CN 201410325967A CN 104117542 A CN104117542 A CN 104117542A
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- slot part
- clamp slot
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Abstract
The invention belongs to the technical field of hot rolled section steel equipment, and relates to a roller way device with a roller body capable of being disassembled on line and a disassembling and assembling method. The roller way device comprises a roller shaft part and a roller body part which are connected through a fastener. The roller shaft part comprises a roller shaft and conical clamping groove parts; the roller body part comprises a roller body, a conical shaft and connecting plates, the roller body is composed of two half roller bodies, and the two half roller bodies are of a 180-degree semi-circular ring structure. The four conical clamping groove parts are welded to the roller shaft and arranged in a 90-degree symmetric mode, the half roller bodies and the conical shaft are welded together through the connecting plates, two connecting plates and the conical shaft are welded to each half roller body, and a 90-degree included angle is formed between every two connecting plates and the conical shaft. The welded half roller bodies, the connecting plates and the conical shaft are installed in the conical clamping groove parts of the roller shaft and fastened through fasteners. The worn roller body can be fast replaced on line, labor intensity of workers can be greatly relieved, and the cost of spare parts is reduced. The roller way device has the advantages of being simple in structure, fast to operate and low in manufacturing cost.
Description
Technical field
The present invention relates to hot-rolled steel section equipment technology field, particularly, the present invention be more particularly directed to roller bed device and assembly and disassembly methods that a kind of metallurgical production line can be dismantled the body of roll online.
Background technology
In hot-rolled steel section field, roller bed device is important equipment, and some shaped steel rolling line roller-way gross weight of equipment accounts for 80% of whole piece rolling line gross weight of equipment.Shaped steel rolling line is because the drafts of different size is different, and rolled piece extension speed differs, and before and after milling train, roller-way rotating speed does not mate with rolled piece extension speed, and this just causes the roller-way wearing and tearing of milling train front and back very serious.The roller-way that simultaneously grinds groove easily causes again the rolling accidents such as rolled piece is crooked, race material, so the replacing of rolling line roller-way is more frequent.Rolling line roller-way adopts the body of roll and the welded structure of roll shaft in the market, this whole roller-way version, when changing the body of roll of wearing and tearing, roll shaft does not damage toward contact, at least also do not damage when needing to change, owing to being whole roller-way structure, so need to carry out integral replacing, be about to the body of roll and roll shaft integrative-structure and unify to change; Strengthened the consumption of roll shaft spare part.
In addition, when the body of roll and roll shaft integrative-structure are changed, need to dismantle the parts such as roller-way supported on both sides bearing block, bearing, roller-way shaft coupling; So just greatly increased the repair time and improved the cost of overhaul.
Summary of the invention
The object of the present invention is to provide a kind of roller bed device and the assembly and disassembly methods that can dismantle online the body of roll, the problems such as roll shaft spare part transition consumption that exist at least to solve prior art, and solve further the problems such as slow and cost of whole roller-way time of existing replacing is higher.
In order to address the above problem, the invention provides a kind of roller bed device and the assembly and disassembly methods that can dismantle online the body of roll, its technical scheme is as follows:
The roller bed device that can dismantle online the body of roll, comprising: roll shaft portion, and this roll shaft portion has roll shaft and is arranged on the first connector on roll shaft; With body of roll portion, this body of roll is deployed in the periphery of roll shaft portion, and described body of roll portion has the body of roll and is arranged on the second connector on body of roll inner peripheral surface; The first connector of described roll shaft portion and the second connector of body of roll portion are fixedly connected with.
Preferably, described, can dismantle online in the roller bed device of the body of roll, described the first connector is the conic clamp slot part being fixedly connected on roll shaft, and conic clamp slot part is more than two, two above conic clamp slot parts are fixedly mounted on the outer circumference surface of described roll shaft along roll shaft circumferential uniform, at the central part of described conic clamp slot part, along the axis direction of roll shaft, be processed with bellmouth, make two sides of conic clamp slot part on roll shaft axis direction penetrating, the axis of described bellmouth is identical with roll shaft axis direction, take the side being connected with described roll shaft in the side of described conic clamp slot part is bottom surface, when in the side of described conic clamp slot part, the side relative with described bottom surface is end face, on end face, have the straight trough connecting with described bellmouth, the top of described straight trough is positioned at the outside diameter side of bellmouth.
Preferably, described, can dismantle online in the roller bed device of the body of roll, described the second connector comprises: two with upper junction plate, on connecting plate, be provided with two joint faces, be respectively the first joint face and the second joint face, the first joint face is relative joint face with the second joint face, and two with upper junction plate respectively on the uniform inner peripheral surface that is fixedly mounted on the described body of roll of the first joint face by separately; With two above diminished shafts, the structure of the bellmouth of the structure of diminished shaft and conic clamp slot part matches, and the second joint face of each connecting plate is installed with a diminished shaft; Described connecting plate, diminished shaft are identical with the number of conic clamp slot part; Described diminished shaft mates grafting with the bellmouth of conic clamp slot part, and described connecting plate mates grafting with the straight trough of conic clamp slot part, by being fixedly connected with and body of roll portion and roll shaft portion are fastened together between the small end of securing member and diminished shaft.
Preferably, described, can dismantle online in the roller bed device of the body of roll, the section of conic clamp slot part and connecting plate is rectangle, the width of conic clamp slot part, straight trough and connecting plate is the contour direction of bellmouth, the length direction of conic clamp slot part, straight trough and connecting plate is the axis direction of bellmouth, and the straight trough width of conic clamp slot part is less than the bellmouth end diameter of conic clamp slot part.
Preferably, described, can dismantle online in the roller bed device of the body of roll, securing member is clamp nut; Described diminished shaft comprises diminished shaft body and head set bolt, and head set bolt is positioned at the small end place of diminished shaft body, by diminished shaft and conic clamp slot part being fastened together with being spirally connected of clamp nut.
Preferably, described, can dismantle online in the roller bed device of the body of roll, described diminished shaft, connecting plate and conic clamp slot part are four; Four diminished shafts are respectively the first diminished shaft, the second diminished shaft, third hand tap oblique crank Z and the 4th diminished shaft; Four connecting plates are respectively the first connecting plate, the second connecting plate, the 3rd connecting plate and the 4th connecting plate; Four conic clamp slot parts are respectively the first conic clamp slot part, the second conic clamp slot part, triconic draw-in groove portion and the 4th conic clamp slot part.
Preferably, described, can dismantle online in the roller bed device of the body of roll, described body of roll portion comprises the first half body of roll portions and the second half body of roll portions; Described the first half body of roll portions are identical with the structure of the second half body of roll portions;
The first half body of roll portions comprise: the first semicircular ring body of roll; The first connecting plate and the second connecting plate, the first connecting plate and the second connecting plate are fixedly mounted on the inner peripheral surface of the first semicircular ring body of roll by the first joint face symmetry respectively; And first diminished shaft and the second diminished shaft, the first diminished shaft and the second diminished shaft are fixedly mounted on respectively on the second joint face of the first connecting plate and the second connecting plate;
The second half body of roll portions comprise: the second semicircular ring body of roll; The 3rd connecting plate and the 4th connecting plate, the 3rd connecting plate and the 4th connecting plate are fixedly mounted on the inner peripheral surface of the second semicircular ring body of roll by its first joint face symmetry respectively; And third hand tap oblique crank Z and the 4th diminished shaft, third hand tap oblique crank Z and the 4th diminished shaft are fixedly mounted on respectively on the second joint face of the 3rd connecting plate and the 4th connecting plate;
The first connecting plate and the first diminished shaft correspondence are plugged on the bellmouth place of straight trough and the first conic clamp slot part of the first conic clamp slot part; The second connecting plate and the second diminished shaft correspondence are plugged on the bellmouth place of straight trough and the second conic clamp slot part of the second conic clamp slot part; The 3rd connecting plate and third hand tap oblique crank Z correspondence are plugged on the straight trough of triconic draw-in groove portion and the bellmouth place of triconic draw-in groove portion; The 4th connecting plate and the 4th diminished shaft correspondence are plugged on the bellmouth place of straight trough and the 4th conic clamp slot part of the 4th conic clamp slot part.
Preferably, described, can dismantle online in the roller bed device of the body of roll, the two ends of the semicircular ring of the first semicircular ring body of roll and the second semicircular ring body of roll are processed as parallel cut surface.
The installation method that can dismantle online the roller bed device of the body of roll, its step is as follows:
Step 1, forms roll shaft portion by the uniform outer circumference surface place that is fixedly mounted on roll shaft of the first conic clamp slot part, the second conic clamp slot part, triconic draw-in groove portion and the 4th conic clamp slot part;
Step 2, the first connecting plate and the second connecting plate respectively the first joint face by are separately fixedly mounted on the inner peripheral surface of the first semicircle body of roll, the first diminished shaft and the second diminished shaft are fixedly mounted on respectively on the second joint face of the first connecting plate and the second connecting plate, form the first half body of roll portions; The 3rd connecting plate and the 4th connecting plate respectively the first joint face by are separately fixedly mounted on the inner peripheral surface of the second semicircle body of roll, third hand tap oblique crank Z and the 4th diminished shaft are fixedly mounted on respectively on the second joint face of the 3rd connecting plate and the 4th connecting plate, form the second half body of roll portions;
Step 3, the first diminished shaft and second diminished shaft of the first half body of roll portions is corresponding with the bellmouth of the first conic clamp slot part and the bellmouth of the second conic clamp slot part of roll shaft portion respectively, simultaneously the first connecting plate and the second connecting plate insert after corresponding with the straight trough of the first conic clamp slot part and the straight trough of the second conic clamp slot part respectively, and two clamp nuts are spirally connected and the first diminished shaft and the second diminished shaft are fastened on respectively on the first conic clamp slot part and the second conic clamp slot part by the head set bolt of the head set bolt with the first diminished shaft and the second diminished shaft; Third hand tap oblique crank Z and the 4th diminished shaft of the second half body of roll portions is corresponding with the bellmouth of triconic draw-in groove portion and the bellmouth of the 4th conic clamp slot part of roll shaft portion, simultaneously the 3rd connecting plate and the 4th connecting plate insert after corresponding with the straight trough of triconic draw-in groove portion and the straight trough of the 4th conic clamp slot part respectively, and two clamp nuts are spirally connected and third hand tap oblique crank Z and the 4th diminished shaft are fastened on respectively on triconic draw-in groove portion and the 4th conic clamp slot part by the head set bolt of the head set bolt with third hand tap oblique crank Z and the 4th diminished shaft; Complete thus the installation of body of roll portion and roll shaft portion.
The method for dismounting that can dismantle online the roller bed device of the body of roll, its step is as follows:
Step 1, removes and installs two clamp nuts on the first diminished shaft and the second diminished shaft, clashes into the head set bolt of the first diminished shaft and the second diminished shaft with weight, and the first half body of roll portions are deviate from from roll shaft portion;
Step 2, removes and installs two clamp nuts on third hand tap oblique crank Z and the 4th diminished shaft, clashes into the head set bolt of third hand tap oblique crank Z and the 4th diminished shaft with weight, and the second half body of roll portions are deviate from from roll shaft portion; Realized thus the separated of body of roll portion and roll shaft portion.
Analyze knownly, compared with prior art, first the present invention has improved the installation relation of roll shaft portion and body of roll portion, is about to the mode that roll shaft portion and body of roll portion adopt clamp nut to be connected, and has realized removably connecting of roll shaft portion and body of roll portion; Thus, in use there is damaged condition in body of roll portion, only need to change body of roll portion, a whole set of body of roll roll shaft portion need not be changed together, saved like this consumption of spare roll axial region.
Moreover, the body of roll of the present invention portion comprises the first half body of roll portions and the second half body of roll portions, two and half body of roll portions are combined to form a complete body of roll portion, body of roll portion is in use if there is situation about damaging, the first half body of roll portions and the second half body of roll portions can be dismantled respectively, so just, without by parts dismountings such as the supporting bearing base of roller bed device both sides, bearing, roller-way shaft couplings, greatly reduce the repair time, improved operating efficiency.If only occurred in the course of the work in situation that the first half body of roll portions or the second half body of roll portions damage, because the first half body of roll portions are identical with the structure of the second half body of roll portions, can mutually replace, at this moment can only change the first half body of roll portions that wherein damage or the second half body of roll portions.
The present invention compared with prior art, tool has the following advantages: because body of roll portion of the present invention and roll shaft portion are demountable, while damaging in body of roll portion, can directly the body of roll portion of damage be unloaded, roll shaft portion still can normally be used, and has saved the consumption of spare roll axial region.The body of roll of the present invention portion is formed by two half separate body of roll portion textural associations, and the structure of two half separate body of roll portions is identical, while so only occurring damaging in half body of roll portion, can only half body of roll portion damaging be changed, in addition because body of roll portion can be installed separately and dismantle, in the process of installing or dismantling, without first the parts of roller bed device supplemental support being removed and can be realized the installation and removal to body of roll portion; So the present invention has saved the consumption of roll shaft spare part, accelerated again to change the time of roller bed device simultaneously, reduce cost, and improved operating efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of the preferred embodiment of the present invention.
Fig. 2 is the top view of Fig. 1.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further details.
As shown in Figure 1 and Figure 2, the roller bed device preferred embodiment that can dismantle online the body of roll of the present invention comprises roll shaft portion, and this roll shaft portion has roll shaft 1 and is arranged on the first connector on roll shaft; With body of roll portion, this body of roll is deployed in the periphery of roll shaft portion, and described body of roll portion has the body of roll 2 and is arranged on the second connector on body of roll inner peripheral surface; The second connector of body of roll portion is fixedly connected with the first connector of roll shaft portion.
Particularly, body of roll portion of the present invention and roll shaft portion are fixing by securing member 6, employing be the mode of removably connecting, while damaging in body of roll portion like this, can, only by the replacing of body of roll portion, without roll shaft portion is together changed, reduce the waste of spare roll axial region.
For the ease of the installation and removal between roll shaft portion and body of roll portion, the first connector is to be fixedly connected on 5, two above conic clamp slot parts 5 of on roll shaft 1 two above conic clamp slot parts to be fixed on the outer circumference surface of described roll shaft along roll shaft 1 circumferential uniform.Fixed form adopts conventional means as modes such as welding, be spirally connected; At the central part of conic clamp slot part 5, along the axis direction of roll shaft, be processed with bellmouth, make two sides of conic clamp slot part on roll shaft axis direction penetrating, the axis of bellmouth is identical with the axis direction of roll shaft 1; Take the side that connects with roll shaft 1 in the side of conic clamp slot part 5 as bottom surface, relative side, the Zhong Yu bottom surface, side of conic clamp slot part 5 is during as end face, has the straight trough connecting with bellmouth on end face, the top of straight trough is positioned at the outside diameter side of bellmouth.Described straight trough can be determined according to actual conditions along the length of bellmouth axis direction, such as approaching the whole axial length of bellmouth, be preferably 1/3～2/3 of its axial length, the top of straight trough must be positioned at the outside diameter side of bellmouth, so that insert connecting plate and diminished shaft.
The second connector comprises: two with upper junction plate 3, and the width of connecting plate 3 is identical with the straight trough width of conic clamp slot part 5.On connecting plate 3, be provided with two joint faces, be respectively the first joint face and the second joint face, the first joint face is relative joint face with the second joint face, two with upper junction plate 3 respectively the first joint face by separately uniform fixing (as modes such as welding) on the inner peripheral surface of the body of roll 2; With two above diminished shafts 4, the structure of the bellmouth of the conic clamp slot part 5 of the structure of diminished shaft 4 and roll shaft portion matches, and the second joint face of each connecting plate 3 is installed with a diminished shaft 4; Connecting plate 3, diminished shaft 4 are identical with the number of conic clamp slot part 5; Diminished shaft 4 mates grafting with the bellmouth of conic clamp slot part 5, and connecting plate 3 mates grafting with the straight trough of conic clamp slot part 5, by being fixedly connected with and body of roll portion and roll shaft portion are fastened together between the small end of securing member 6 and diminished shaft 4.Preferably diminished shaft 4, connecting plate 3 and conic clamp slot part 5 are four.The length of connecting plate 3 and width are according to the diameter of the body of roll 2 and Design of length.
The fastening installation of bellmouth in order to ensure diminished shaft 4 with conic clamp slot part 5, the fastening installation of straight trough of connecting plate 3 and conic clamp slot part 5; The section of conic clamp slot part 5 and connecting plate 3 is rectangle, the contour direction that the width of conic clamp slot part 5, straight trough and connecting plate 3 is bellmouth, the axis direction that the length direction of conic clamp slot part 5, straight trough and connecting plate 3 is bellmouth, the straight trough width of conic clamp slot part 5 is less than the diameter of the bellmouth small end of conic clamp slot part 5.
In order to make securing member 6 pair roller axial regions and body of roll portion, play whole fastening effect, securing member 6 is clamp nut, diminished shaft 4 comprises diminished shaft body and head set bolt, head set bolt is positioned at the small end place of diminished shaft body, by being spirally connected with clamp nut 6, diminished shaft 4 and conic clamp slot part 5 are fastened together, roll shaft portion and body of roll portion one will be tightened up like this, the length of head set bolt is according to design alternative.The gradient of diminished shaft body, diameter and length are according to the bellmouth design of conic clamp slot part 5.
In order to improve the operating efficiency of installation and removal, body of roll portion comprises the first half body of roll portions and the second half body of roll portions, and described the first half body of roll portions are identical with the structure of the second half body of roll portions; The first half body of roll portions comprise the first semicircular ring body of roll 21; The first connecting plate 31 and the second connecting plate 32, the first connecting plates 31 and the second connecting plate 32 are fixed on the inner peripheral surface of the first semicircular ring body of roll 21 by the first joint face symmetry respectively; And first diminished shaft 41 and the second diminished shaft 42, the first diminished shafts 41 and the second diminished shaft 42 be fixedly mounted on respectively on the second joint face of the first connecting plate 31 and the second connecting plate 32; The second half body of roll portions comprise the second semicircular ring body of roll 22; The 3rd connecting plate 33 and the 4th connecting plate 34, the three connecting plates 33 and the 4th connecting plate 34 are fixed on the inner peripheral surface of the second semicircular ring body of roll 22 by the first joint face symmetry respectively; And third hand tap oblique crank Z 43 and the 4th diminished shaft 44, the third hand tap oblique crank Zs 43 and the 4th diminished shaft 44 are fixedly mounted on respectively on the second joint face of the 3rd connecting plate 33 and the 4th connecting plate 34; Described four conic clamp slot parts are respectively the first conic clamp slot part 51, the second conic clamp slot part 52, triconic draw-in groove portion 53 and the 4th conic clamp slot part 54.By the body of roll, be partly two half-unit, in the process of installation and removal, without the parts such as roller bed device supported on both sides bearing block, bearing, roller-way shaft coupling are removed in advance, saved the time and improved operating efficiency like this; And when only having one and half body of roll portions to damage, can half body of roll portion for this damage change, like this can be cost-saving, be also convenient to the maintenance to roller bed device simultaneously.The first semicircular ring body of roll 21 and the second semicircular ring body of roll 22 adopt 180 ° of semicircle loop configuration, and half barrel length is according to design alternative.
For the ease of the installation of the first body of roll portion and the second body of roll portion, the two ends of the semicircular ring of the first semicircular ring body of roll 21 and the second semicircular ring body of roll 22 are processed as parallel cut surface; In the process of installing, can avoid like this collision of the first semicircular ring body of roll 21 and the second semicircle body of roll 22.Now, in four connecting plates 3, there are two connecting plates 3 to be positioned at the parallel cut surface place of the first semicircular ring body of roll 21 and the second semicircular ring body of roll 22.
An online method for rapidly mounting, its step is as follows:
Step 1, forms roll shaft portion by the uniform outer circumference surface place that is fixedly mounted on roll shaft 1 of the first conic clamp slot part 51, the second conic clamp slot part 52, triconic draw-in groove portion 53 and the 4th conic clamp slot part 54;
Step 2, the first connecting plate 31 and the second connecting plate 32 respectively the first joint face by are separately fixedly mounted on the inner peripheral surface of the first semicircle body of roll 21, the first diminished shaft 41 and the second diminished shaft 42 are fixedly mounted on respectively on the second joint face of the first connecting plate 31 and the second connecting plate 32, form the first half body of roll portions; The 3rd connecting plate 33 and the 4th connecting plate 34 respectively the first joint face by are separately fixedly mounted on the inner peripheral surface of the second semicircle body of roll 22, third hand tap oblique crank Z 43 and the 4th diminished shaft 44 are fixedly mounted on respectively on the second joint face of the 3rd connecting plate 33 and the 4th connecting plate 34, form the second half body of roll portions;
Step 3, the first diminished shaft 41 and second diminished shaft 42 of the first half body of roll portions is corresponding with the bellmouth of the first conic clamp slot part 51 and the bellmouth of the second conic clamp slot part 52 of roll shaft portion respectively, simultaneously the first connecting plate 31 and the second connecting plate 32 are respectively with the straight trough of the first conic clamp slot part 51 with the straight trough of the second conic clamp slot part 52 is corresponding inserts afterwards (the large end tapping by the first conic clamp slot part 51 and the second conic clamp slot part 52 bellmouths inserts), so latter two clamp nut 6 is spirally connected and the first diminished shaft 41 and the second diminished shaft 42 is fastened on respectively on the first conic clamp slot part 51 and the second conic clamp slot part 52 by the head set bolt of the head set bolt with the first diminished shaft 41 and the second diminished shaft 42, third hand tap oblique crank Z 43 and the 4th diminished shaft 44 of the second half body of roll portions is corresponding with the bellmouth of triconic draw-in groove portion 53 and the bellmouth of the 4th conic clamp slot part 54 of roll shaft portion, simultaneously the 3rd connecting plate 33 and the 4th connecting plate 34 are respectively with the straight trough of triconic draw-in groove portion 53 with the straight trough of the 4th conic clamp slot part 54 is corresponding inserts afterwards (the large end tapping by triconic draw-in groove portion 53 and the 4th conic clamp slot part 54 bellmouths inserts), then two other clamp nut 6 is spirally connected and third hand tap oblique crank Z 43 and the 4th diminished shaft 44 is fastened on respectively on triconic draw-in groove portion 53 and the 4th conic clamp slot part 54 by the head set bolt of the head set bolt with third hand tap oblique crank Z 43 and the 4th diminished shaft 42, complete thus the installation of body of roll portion and roll shaft portion.
An online quick-detachment method, its step is as follows:
Step 1, remove and install two clamp nuts 6 on the first diminished shaft 41 and the second diminished shaft 42, with weight (as hammer etc.), clash into gently the head standing screw (direction contrary with installation direction) of the first diminished shaft 41 and the second diminished shaft 42, the first half body of roll portions are deviate from from roll shaft portion;
Step 2, remove and install two clamp nuts 6 on third hand tap oblique crank Z 43 and the 4th diminished shaft 44, with weight (as hammer etc.), clash into gently the head standing screw of third hand tap oblique crank Z 43 and the 4th diminished shaft 44, the second half body of roll portions are deviate from from roll shaft portion; Realized thus the separated of body of roll portion and roll shaft portion.
From upper description, roll shaft portion and the body of roll portion of this preferred embodiment adopt dismountable annexation, make the present invention can directly change the part of damaging in advance.
As shown in Figure 1 and Figure 2, on a roll shaft 1, be welded with 90 ° of four conic clamp slot parts 5 that are arranged symmetrically with, the semicircle body of roll and diminished shaft 4 weld together by connecting plate 3, and each two connecting plate 3 of semicircle body of roll welding and 4, two connecting plates 3 of diminished shaft and diminished shaft 4 are in 90 °.Half body of roll having welded, connecting plate 3, diminished shaft 4 are contained in the conic clamp slot part 5 of roll shaft 1, by head standing screw, clamp nut 6 fixations of diminished shaft 4.Assembled laggard action blance test.Concrete structure and assembly relation are as follows:
Roller bed device comprises roll shaft portion and body of roll portion;
Roll shaft portion comprises roll shaft 1 and four conic clamp slot parts 5, the section of conic clamp slot part 5 is rectangle, central part at conic clamp slot part 5 is processed with bellmouth, bellmouth is through conic clamp slot part 5 (length direction), conic clamp slot part 5 upper surfaces (one side relative with the surface of roll shaft welding) open straight trough and bellmouth connects, and straight trough width is less than bellmouth minimum diameter; If four conic clamp slot parts 5 are respectively the first conic clamp slot part 51, the second conic clamp slot part 52, triconic draw-in groove portion 53 and the 4th conic clamp slot part 54; The first conic clamp slot part 51, the second conic clamp slot part 52, triconic draw-in groove portion 53 and the 4th conic clamp slot part 54 be uniform to be welded on the outer circumference surface of roll shaft 1;
Body of roll portion comprises the first half body of roll portions and the second half body of roll portions, and the first half body of roll portions are identical with the structure of the second half body of roll portions;
The first half body of roll portions comprise the first semicircular ring body of roll 21; The first connecting plate 31 and the second connecting plate 32, the first connecting plates 31 and the second connecting plate 32 are symmetrically welded on the inner peripheral surface of the first semicircular ring body of roll 21 by the first joint face respectively; And first diminished shaft 41 and the second diminished shaft 42, the first diminished shafts 41 and the second diminished shaft 42 be welded on respectively on the second joint face of the first connecting plate 31 and the second connecting plate 32;
The second half body of roll portions comprise the second semicircular ring body of roll 22; The 3rd connecting plate 33 and the 4th connecting plate 34, the three connecting plates 33 and the 4th connecting plate 34 are symmetrically welded on the inner peripheral surface of the second semicircular ring body of roll 22 by the first joint face respectively; And third hand tap oblique crank Z 43 and the 4th diminished shaft 44, the third hand tap oblique crank Zs 43 and the 4th diminished shaft 44 are welded on respectively on the second joint face of the 3rd connecting plate 33 and the 4th connecting plate 34;
The first diminished shaft 41 and second diminished shaft 42 of the first half body of roll portions is corresponding with the bellmouth of the first conic clamp slot part 51 and the bellmouth of the second conic clamp slot part 52 of roll shaft portion respectively, simultaneously the first connecting plate 31 and the second connecting plate 32 insert after corresponding with the straight trough of the first conic clamp slot part 51 and the straight trough of the second conic clamp slot part 52 respectively, so latter two clamp nut 6 is spirally connected and the first diminished shaft 41 and the second diminished shaft 42 is fastened on respectively on the first conic clamp slot part 51 and the second conic clamp slot part 52 by the head set bolt of the head set bolt with the first diminished shaft 41 and the second diminished shaft 42,
Third hand tap oblique crank Z 43 and the 4th diminished shaft 44 of the second half body of roll portions is corresponding with the bellmouth of triconic draw-in groove portion 53 and the bellmouth of the 4th conic clamp slot part 54 of roll shaft portion respectively, simultaneously the 3rd connecting plate 33 and the 4th connecting plate 34 insert after corresponding with the straight trough of triconic draw-in groove portion 53 and the straight trough of the 4th conic clamp slot part 54 respectively, then two other clamp nut 6 is spirally connected and third hand tap oblique crank Z 43 and the 4th diminished shaft 44 is fastened on respectively on triconic draw-in groove portion 53 and the 4th conic clamp slot part 54 by the head set bolt of the head set bolt with third hand tap oblique crank Z 43 and the 4th diminished shaft 42, complete the installation of body of roll portion and roll shaft portion.
According to real work, need to enumerate two embodiment below:
Embodiment 1:
A roller bed device for the dismounting body of roll online, as shown in Figure 1 and Figure 2,1200 millimeters of roll shaft 1 appearance and sizes *
millimeter, the external diameter of the first semicircle body of roll 21 and the second semicircle body of roll 22
millimeter * 600 millimeters, 20 millimeters * 60 millimeters * 350 millimeters of connecting plate 3 appearance and sizes, diminished shaft 4
millimeter (tapering 1:20) * 400 millimeters, 80 millimeters * 60 millimeters of conic clamp slot part 5 appearance and sizes *
millimeter (tapering 1:20) * 320 millimeters.
Embodiment 2:
A roller bed device for the dismounting body of roll online, as shown in Figure 1 and Figure 2,1000 millimeters of roll shaft 1 appearance and sizes *
millimeter, the external diameter of the first semicircle body of roll 21 and the second semicircle body of roll 22
millimeter * 650 millimeters, 20 millimeters * 60 millimeters * 350 millimeters of connecting plate 3 appearance and sizes, diminished shaft 4
millimeter (tapering 1:20) * 400 millimeters, 80 millimeters * 70 millimeters of conic clamp slot part 5 appearance and sizes *
millimeter (tapering 1:20) * 320 millimeters.
Use roller bed device provided by the invention to realize to have worn and torn the roller-way fast online replacement of the body of roll, greatly reduce hand labor intensity simultaneously, and reduce spare parts cost.And the feature that the present invention has is simple in structure, swift to operate, cost is low.
To sum up, the present invention can be achieved as follows beneficial effect:
One, reduced the cost of spare part.Roller bed device provided by the invention is dismountable device, therefore, when preparing spare part, only need to prepare body of roll portion, has reduced like this spare parts cost of existing non-disconnectable roller bed device.
Two, realize quick-replaceable, save time and increase work efficiency.When changing, without the subsidiary parts of roller bed device are removed, only need to, by the dismounting of half body of roll portion, without by the dismounting of roll shaft portion, save the working time simultaneously.
As known by the technical knowledge, the present invention can realize by other the embodiment that does not depart from its Spirit Essence or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrates, and is not only.Change within the scope of the present invention all or within being equal to scope of the present invention is all included in the invention.
Claims (10)
1. can dismantle online a roller bed device for the body of roll, it is characterized in that, comprise:
Roll shaft portion, this roll shaft portion has roll shaft and is arranged on the first connector on roll shaft; With
Body of roll portion, this body of roll is deployed in the periphery of roll shaft portion, and described body of roll portion has the body of roll and is arranged on the second connector on body of roll inner peripheral surface;
The first connector of described roll shaft portion and the second connector of body of roll portion are fixedly connected with.
2. the roller bed device that can dismantle online the body of roll according to claim 1, is characterized in that:
Described the first connector is the conic clamp slot part being fixedly connected on roll shaft, and conic clamp slot part is more than two, two above conic clamp slot parts are fixedly mounted on the outer circumference surface of described roll shaft along roll shaft circumferential uniform, at the central part of described conic clamp slot part, along the axis direction of roll shaft, be processed with bellmouth, make two sides of conic clamp slot part on roll shaft axis direction penetrating, the axis of described bellmouth is identical with roll shaft axis direction, take the side being connected with described roll shaft in the side of described conic clamp slot part is bottom surface, when in the side of described conic clamp slot part, the side relative with described bottom surface is end face, on end face, have the straight trough connecting with described bellmouth, the top of described straight trough is positioned at the outside diameter side of bellmouth.
3. the roller bed device that can dismantle online the body of roll according to claim 2, is characterized in that:
Described the second connector comprises:
Two with upper junction plate, on connecting plate, be provided with two joint faces, be respectively the first joint face and the second joint face, the first joint face is relative joint face with the second joint face, and two with upper junction plate respectively on the uniform inner peripheral surface that is fixedly mounted on the described body of roll of the first joint face by separately; With
Two above diminished shafts, the structure of the bellmouth of the structure of diminished shaft and conic clamp slot part matches, and the second joint face of each connecting plate is installed with a diminished shaft;
Described connecting plate, diminished shaft are identical with the number of conic clamp slot part; Described diminished shaft mates grafting with the bellmouth of conic clamp slot part, and described connecting plate mates grafting with the straight trough of conic clamp slot part, by being fixedly connected with and body of roll portion and roll shaft portion are fastened together between the small end of securing member and diminished shaft.
4. the roller bed device that can dismantle online the body of roll according to claim 3, is characterized in that:
The section of conic clamp slot part and connecting plate is rectangle,
The width of conic clamp slot part, straight trough and connecting plate is the contour direction of bellmouth,
The length direction of conic clamp slot part, straight trough and connecting plate is the axis direction of bellmouth,
The straight trough width of conic clamp slot part is less than the bellmouth end diameter of conic clamp slot part.
5. the roller bed device that can dismantle online the body of roll according to claim 3, is characterized in that,
Securing member is clamp nut;
Described diminished shaft comprises diminished shaft body and head set bolt, and head set bolt is positioned at the small end place of diminished shaft body, by diminished shaft and conic clamp slot part being fastened together with being spirally connected of clamp nut.
6. the roller bed device that can dismantle online the body of roll according to claim 3, is characterized in that:
Described diminished shaft, connecting plate and conic clamp slot part are four;
Four diminished shafts are respectively the first diminished shaft, the second diminished shaft, third hand tap oblique crank Z and the 4th diminished shaft;
Four connecting plates are respectively the first connecting plate, the second connecting plate, the 3rd connecting plate and the 4th connecting plate;
Four conic clamp slot parts are respectively the first conic clamp slot part, the second conic clamp slot part, triconic draw-in groove portion and the 4th conic clamp slot part.
7. the roller bed device that can dismantle online the body of roll according to claim 6, is characterized in that:
Described body of roll portion comprises the first half body of roll portions and the second half body of roll portions;
Described the first half body of roll portions are identical with the structure of the second half body of roll portions;
The first half body of roll portions comprise:
The first semicircular ring body of roll;
The first connecting plate and the second connecting plate, the first connecting plate and the second connecting plate are fixedly mounted on the inner peripheral surface of the first semicircular ring body of roll by the first joint face symmetry respectively; With
The first diminished shaft and the second diminished shaft, the first diminished shaft and the second diminished shaft are fixedly mounted on respectively on the second joint face of the first connecting plate and the second connecting plate;
The second half body of roll portions comprise:
The second semicircular ring body of roll;
The 3rd connecting plate and the 4th connecting plate, the 3rd connecting plate and the 4th connecting plate are fixedly mounted on the inner peripheral surface of the second semicircular ring body of roll by its first joint face symmetry respectively; With
Third hand tap oblique crank Z and the 4th diminished shaft, third hand tap oblique crank Z and the 4th diminished shaft are fixedly mounted on respectively on the second joint face of the 3rd connecting plate and the 4th connecting plate;
The first connecting plate and the first diminished shaft correspondence are plugged on the bellmouth place of straight trough and the first conic clamp slot part of the first conic clamp slot part;
The second connecting plate and the second diminished shaft correspondence are plugged on the bellmouth place of straight trough and the second conic clamp slot part of the second conic clamp slot part;
The 3rd connecting plate and third hand tap oblique crank Z correspondence are plugged on the straight trough of triconic draw-in groove portion and the bellmouth place of triconic draw-in groove portion;
The 4th connecting plate and the 4th diminished shaft correspondence are plugged on the bellmouth place of straight trough and the 4th conic clamp slot part of the 4th conic clamp slot part.
8. the roller bed device that can dismantle online the body of roll according to claim 7, is characterized in that:
The two ends of the semicircular ring of the first semicircular ring body of roll and the second semicircular ring body of roll are processed as parallel cut surface.
9. according to the installation method that can dismantle online the roller bed device of the body of roll described in any one in claim 7 to 8, its step is as follows:
Step 1, forms roll shaft portion by the uniform outer circumference surface place that is fixedly mounted on roll shaft of the first conic clamp slot part, the second conic clamp slot part, triconic draw-in groove portion and the 4th conic clamp slot part;
Step 2, the first connecting plate and the second connecting plate respectively the first joint face by are separately fixedly mounted on the inner peripheral surface of the first semicircle body of roll, the first diminished shaft and the second diminished shaft are fixedly mounted on respectively on the second joint face of the first connecting plate and the second connecting plate, form the first half body of roll portions; The 3rd connecting plate and the 4th connecting plate respectively the first joint face by are separately fixedly mounted on the inner peripheral surface of the second semicircle body of roll, third hand tap oblique crank Z and the 4th diminished shaft are fixedly mounted on respectively on the second joint face of the 3rd connecting plate and the 4th connecting plate, form the second half body of roll portions;
Step 3, the first diminished shaft and second diminished shaft of the first half body of roll portions is corresponding with the bellmouth of the first conic clamp slot part and the bellmouth of the second conic clamp slot part of roll shaft portion respectively, simultaneously the first connecting plate and the second connecting plate insert after corresponding with the straight trough of the first conic clamp slot part and the straight trough of the second conic clamp slot part respectively, and two clamp nuts are spirally connected and the first diminished shaft and the second diminished shaft are fastened on respectively on the first conic clamp slot part and the second conic clamp slot part by the head set bolt of the head set bolt with the first diminished shaft and the second diminished shaft; Third hand tap oblique crank Z and the 4th diminished shaft of the second half body of roll portions is corresponding with the bellmouth of triconic draw-in groove portion and the bellmouth of the 4th conic clamp slot part of roll shaft portion, simultaneously the 3rd connecting plate and the 4th connecting plate insert after corresponding with the straight trough of triconic draw-in groove portion and the straight trough of the 4th conic clamp slot part respectively, and two clamp nuts are spirally connected and third hand tap oblique crank Z and the 4th diminished shaft are fastened on respectively on triconic draw-in groove portion and the 4th conic clamp slot part by the head set bolt of the head set bolt with third hand tap oblique crank Z and the 4th diminished shaft; Complete thus the installation of body of roll portion and roll shaft portion.
10. according to the method for dismounting that can dismantle online the roller bed device of the body of roll described in any one in claim 7 to 8, its step is as follows:
Step 1, removes and installs two clamp nuts on the first diminished shaft and the second diminished shaft, clashes into the head set bolt of the first diminished shaft and the second diminished shaft with weight, and the first half body of roll portions are deviate from from roll shaft portion;
Step 2, removes and installs two clamp nuts on third hand tap oblique crank Z and the 4th diminished shaft, clashes into the head set bolt of third hand tap oblique crank Z and the 4th diminished shaft with weight, and the second half body of roll portions are deviate from from roll shaft portion; Realized thus the separated of body of roll portion and roll shaft portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410325967.7A CN104117542B (en) | 2014-07-09 | 2014-07-09 | A kind of roller bed device and the assembly and disassembly methods that can dismantle online the body of roll |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410325967.7A CN104117542B (en) | 2014-07-09 | 2014-07-09 | A kind of roller bed device and the assembly and disassembly methods that can dismantle online the body of roll |
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| Publication Number | Publication Date |
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| CN104117542A true CN104117542A (en) | 2014-10-29 |
| CN104117542B CN104117542B (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410325967.7A Active CN104117542B (en) | 2014-07-09 | 2014-07-09 | A kind of roller bed device and the assembly and disassembly methods that can dismantle online the body of roll |
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| CN (1) | CN104117542B (en) |
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| CN104353677A (en) * | 2014-10-23 | 2015-02-18 | 山东钢铁股份有限公司 | Roll table device capable of disassembling and assembling roll body on line and disassembly and assembly method |
| CN110883109A (en) * | 2019-11-30 | 2020-03-17 | 宝钢特钢韶关有限公司 | Roller and disassembling and assembling method thereof |
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|---|---|
| CN104117542B (en) | 2016-05-25 |
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