CN110904800B - Opening structure of side plate of milling machine, side plate and milling machine - Google Patents
Opening structure of side plate of milling machine, side plate and milling machine Download PDFInfo
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- CN110904800B CN110904800B CN201911162360.0A CN201911162360A CN110904800B CN 110904800 B CN110904800 B CN 110904800B CN 201911162360 A CN201911162360 A CN 201911162360A CN 110904800 B CN110904800 B CN 110904800B
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- milling
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- 238000003801 milling Methods 0.000 title claims abstract description 171
- 238000000034 method Methods 0.000 abstract description 16
- 230000008569 process Effects 0.000 abstract description 14
- 238000013519 translation Methods 0.000 abstract description 6
- 238000012986 modification Methods 0.000 abstract description 4
- 230000004048 modification Effects 0.000 abstract description 4
- 230000033001 locomotion Effects 0.000 description 10
- 238000012545 processing Methods 0.000 description 7
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/08—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for roughening or patterning; for removing the surface down to a predetermined depth high spots or material bonded to the surface, e.g. markings; for maintaining earth roads, clay courts or like surfaces by means of surface working tools, e.g. scarifiers, levelling blades
- E01C23/085—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for roughening or patterning; for removing the surface down to a predetermined depth high spots or material bonded to the surface, e.g. markings; for maintaining earth roads, clay courts or like surfaces by means of surface working tools, e.g. scarifiers, levelling blades using power-driven tools, e.g. vibratory tools
- E01C23/088—Rotary tools, e.g. milling drums
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/12—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for taking-up, tearing-up, or full-depth breaking-up paving, e.g. sett extractor
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/12—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for taking-up, tearing-up, or full-depth breaking-up paving, e.g. sett extractor
- E01C23/122—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for taking-up, tearing-up, or full-depth breaking-up paving, e.g. sett extractor with power-driven tools, e.g. oscillated hammer apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Adjustment And Processing Of Grains (AREA)
Abstract
本发明提供了一种铣刨机的侧板的开启结构、侧板和铣刨机，开启结构包括：第一连接件、第二连接件，第一连接件与第二连接件转动连接，且分别与侧板或铣刨机本体中的一者转动连接，使得侧板适于沿轴承支撑的轴线方向平移，以远离或靠近铣刨鼓，并在侧板远离铣刨鼓后，支撑法兰与轴承支撑能够在侧板相对于铣刨鼓旋转时始终保持不接触。本发明提供的开启结构，采用了能够使侧板先平移后转动的组合结构，并使侧板开启的过程中，支撑法兰和轴承支撑相分离，减少了开合时的干涉，结构简单、操作方便、同时不需要对铣刨机的结构做大幅度改造，成本较低，相对于相关技术在更换铣刨鼓时，不需要将侧板整体拆下，省时省力。
The present invention provides an opening structure of a side panel of a milling machine, a side panel and a milling machine, wherein the opening structure comprises: a first connecting member and a second connecting member, wherein the first connecting member is rotatably connected to the second connecting member and is rotatably connected to the side panel or the milling machine body respectively, so that the side panel is suitable for translation along the axial direction of the bearing support to move away from or close to the milling drum, and after the side panel moves away from the milling drum, the support flange and the bearing support can always remain non-contact when the side panel rotates relative to the milling drum. The opening structure provided by the present invention adopts a combined structure that enables the side panel to translate first and then rotate, and during the process of opening the side panel, the support flange and the bearing support are separated, thereby reducing interference during opening and closing, and has a simple structure and is easy to operate. At the same time, it does not require a substantial modification to the structure of the milling machine, and the cost is low. Compared with the related art, when replacing the milling drum, it is not necessary to remove the side panel as a whole, thereby saving time and effort.
Description
Technical Field
The invention relates to the technical field of pavement engineering equipment, in particular to an opening structure of a side plate of a milling machine, the side plate and the milling machine.
Background
With the continuous development of milling machines, the replacement efficiency of milling drums is required to be higher, the existing drum replacing mode needs to disassemble the transmission door box, the speed reducer and other parts, and then the milling drum is pulled out from the bearing support end.
Because the milling drum is required to be pulled out from the bearing support end, the side plate is required to be designed into an openable structure, and the main current side plate opening and closing modes mainly comprise the following two modes:
In the first mode, the single hinge and the screws are fixed, and the direct opening of the side plates can cause interference between the support flange and the bearing support, so that the screws on the side plate fixing screws and the support flange are required to be removed, then the support flange is taken out, the side plates can be opened at the moment, the screws on the support flange are difficult to remove due to shielding of the side sliding plates, sometimes, the support flange can be removed even after the side sliding plates are removed, the workload is large, long time is required, and quick drum replacement cannot be achieved.
The second mode is that the hinge and the conical hole flange are matched with the bearing support by adopting the conical hole flange, when the side plate is opened, the flange and the bearing support can avoid each other and cannot interfere, but the conical hole flange has high requirements on the processing precision of the hinge, the matching of the flange and the bearing is required to be ensured, and meanwhile, the flange and the bearing cannot interfere in the hinge rotation process.
Therefore, it is quite practical for a person skilled in the art how to provide a new opening structure of the side plate of the milling machine, so that the side plate can be rotated out without dismantling the support flange, and the structure is simpler than that of the prior art, and the processing is more convenient.
Disclosure of Invention
In order to improve at least one of the above technical problems, an object of the present invention is to provide an opening structure of a side plate of a milling machine, so that the side plate can be rotated out without dismantling a support flange, and the structure is simpler than the prior art, and the processing is more convenient.
Another object of the present invention is to provide a side plate for a milling machine.
It is a further object of the present invention to provide a milling machine comprising the above opening structure.
In order to achieve the above object, the technical scheme of the first aspect of the invention provides an opening structure of a side plate of a milling machine, wherein a milling drum is arranged in the milling machine, a support flange is arranged on the side plate, the support flange and a bearing support of the milling drum are abutted against each other, the opening structure comprises a first connecting piece, one end of the first connecting piece is used for being in rotary connection with one of the side plate and the milling machine body, one end of the second connecting piece is used for being in rotary connection with the other end of the first connecting piece, the other end of the second connecting piece is used for being in rotary connection with the other one of the side plate and the milling machine body, the first connecting piece and the second connecting piece are matched to enable the side plate to translate along the axis direction of the bearing support so as to be away from or close to the milling drum, and enable the support flange and the bearing support to be kept out of contact with the side plate and the bearing support to be in the preset position when the side plate is translated to a first preset position, and the support flange and the bearing support can be kept against the bearing support in the preset position when the side plate rotates relative to the milling drum.
Specifically, the opening structure provided by the technical scheme of the first aspect of the invention comprises a first connecting piece and a second connecting piece which are rotatably connected with each other, so that the first connecting piece can move relative to the second connecting piece, and one end, far away from the second connecting piece, of the first connecting piece can do translational movement relative to one end, far away from the first connecting piece, of the second connecting piece. Meanwhile, the first connecting piece is rotationally connected with one of the side plate of the milling machine and the milling machine body, the second connecting piece is rotationally connected with the other of the side plate of the milling machine and the milling machine body, and relative rotation between the side plate and the milling machine body does not occur in the process of moving the first connecting piece relative to the second connecting piece, so that in the moving process, the side plate can also move in a translational mode along the axial direction of the bearing support of the milling drum, and the support flange on the side plate is separated from the bearing support and does not interfere with each other. After the translation process is completed, the side plate is far away from the milling machine body, and is rotationally connected with one of the side plate of the milling machine and the milling machine body through the first connecting piece, or the second connecting piece is rotationally connected with the other one of the side plate of the milling machine and the milling machine body, so that the side plate can rotate relative to the milling machine body, and the side plate is opened, and the milling drum can be pulled out of the milling machine under the condition that the side plate is not dismounted.
Compared with the prior art, the opening structure provided by the scheme increases the translational motion space of the side plate relative to the milling machine body, enables the side plate and the milling machine body to translate relatively, and can rotate relatively after translating relatively, provides conditions for separating the side plate from the milling drum of the milling machine, simultaneously limits the interference between the bearing support and the support flange, has simple structure and convenient installation, does not need to greatly modify the structure of the milling machine, is simpler to process and lower in cost, does not need to detach the whole side plate when the milling drum is replaced, and improves the replacement efficiency.
It will be appreciated that the first and second connectors are each of a length such that during translation of the side plates, the side plates reciprocate between the first and second predetermined positions, and when the side plates are in the second predetermined positions, the support flanges of the side plates are in abutment with the bearing supports of the milling drum, and when the side plates need to rotate, the side plates translate to the first predetermined positions relative to the milling machine body such that the support flanges are spaced apart from the bearing supports of the milling drum and such that there is a gap distance therebetween which provides a rotational space for the side plates which is sufficiently large such that the side plates are sufficiently spaced apart from the milling drum such that the active space for rotation of the side plates is maintained such that during rotation of the side plates the support flanges and bearing supports are mutually clear of each other and do not contact, thereby greatly reducing the likelihood of interference between the support flanges and the bearing supports, and having sufficient space such that the milling drum can be directly withdrawn from the milling machine body after rotation of the side plates relative to the milling machine body, eliminating the work of the side plates or support flanges and effectively improving the efficiency of the replacement of the milling drum.
In addition, the opening structure in the technical scheme provided by the invention can also have the following additional technical characteristics:
The technical scheme includes that the opening structure further comprises a rotating shaft, the first connecting piece is in a long bar shape, a first through hole is formed in the other end of the first connecting piece, the second connecting piece is in a long bar shape, a second through hole is formed in one end of the second connecting piece, and the rotating shaft penetrates through the first through hole and the second through hole to enable the first connecting piece to be hinged with the second connecting piece.
In the technical scheme, the rotating shaft extends along the vertical direction, and/or the end part of the rotating shaft is provided with a stop piece, and the stop piece is abutted against the first connecting piece or the second connecting piece.
In any of the above technical solutions, the number of the first connectors is two, the two first connectors are respectively disposed at two axial ends of the rotating shaft, and/or the number of the second connectors is two, the two second connectors are respectively disposed at two axial ends of the rotating shaft.
In any of the above embodiments, the first connector and the second connector have the same size.
A second aspect of the invention provides a side plate of a milling machine, on which side plate an opening structure according to any one of the first aspects is provided.
The side plate of the milling machine according to the second aspect of the present invention includes the sliding member according to any one of the first aspect, and thus has all the advantages of any one of the above-mentioned aspects, and will not be described in detail herein.
In addition, it is worth mentioning that be provided with the curb plate of above-mentioned opening structure, can carry out translational motion for the milling machine body, make curb plate and milling machine body not limited only through rotating to be connected, still can be connected by the gliding mode, corresponding the mode of opening of expanding the curb plate excessively for this curb plate can be applicable to multiple milling machine, simultaneously because the mode of processing of opening structure is simple, is favorable to furthest realizing standardization.
The technical scheme of the third aspect of the invention provides a milling machine, which comprises a milling machine body, a side plate, a supporting flange and an opening structure, wherein a milling drum is arranged in the milling machine body, the side plate is provided with the supporting flange, the supporting flange is propped against a bearing of the milling drum and is used for supporting the milling drum, and the opening structure is used for connecting the milling machine body and the side plate through the opening structure.
The milling machine provided by the third aspect of the present invention, because of comprising the opening according to any one of the first aspect of the present invention, has all the advantages of any one of the above-mentioned aspects, and will not be described herein.
In addition, it is worth mentioning that the milling machine body in this scheme can use the rotation piece that itself was established, such as bolt etc. to rotate with the first connecting piece or the second connecting piece of opening the structure and be connected, need not reform transform other structures, can further reduce the cost of reforming transform like this.
In the technical scheme, the opening structure is connected with the hinge structure, and the hinge structure comprises a hinge seat, wherein the hinge seat is connected with the milling machine body and hinged with one of the first connecting piece and the second connecting piece of the opening structure.
In the technical scheme, the side plate is provided with the matching part, the matching part is arranged on the side edge of the side plate and used for being connected with the opening structure, the matching part extends in the direction away from the milling machine body, and an avoidance space for avoiding the hinge seat is formed between the matching part and the side plate.
In any of the above solutions, the opening structure comprises two coaxially arranged rotation shafts.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of an opening structure according to some embodiments of the present invention;
FIG. 2 is a schematic view of an opening structure and side panels according to some embodiments of the present invention;
FIG. 3 is a schematic view of an opening structure according to some embodiments of the present invention in a second predetermined position;
FIG. 4 is a schematic view of an opening structure according to some embodiments of the present invention in a first predetermined position;
FIG. 5 is a schematic view of a milling machine according to some embodiments of the present invention;
Fig. 6 is a schematic view of a milling machine according to further embodiments of the present invention.
The correspondence between the reference numerals and the component names in fig. 1 to 6 is:
1 opening structure, 2 side plate, 3 milling machine body, 11 first connecting piece, 12 second connecting piece, 13 rotating shaft, 14 stop piece, 21 supporting flange, 22 matching part, 23 avoiding space, 31 bearing support and 32 hinge seat.
Detailed Description
In order that the above-recited objects, features and advantages of the present application will be more clearly understood, a more particular description of the application will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, without conflict, the embodiments of the present application and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.
An opening structure 1, a side plate 2 and a milling machine according to some embodiments of the present invention are described below with reference to fig. 1 to 6.
Some embodiments of the present invention provide an opening structure 1 comprising a first connection member 11 and a second connection member 12, the first connection member 11 being in rotational connection with the second connection member 12.
Example 1
The opening structure 1 provided by the application is used for a milling machine. A milling drum is arranged in the milling machine, and a support flange 21 is arranged on the side plate 2.
Specifically, as shown in fig. 1, the opening structure 1 includes a first connecting member 11 and a second connecting member 12 that are rotatably connected, and the first connecting member 11 and the second connecting member 12 are rotatably connected, so that the first connecting member 11 and the second connecting member 12 can move in a relative rotation, and further, one end of the first connecting member 11 far away from the second connecting member 12 and one end of the second connecting member 12 far away from the first connecting member 11 can approach or separate from each other. Meanwhile, one end of the first connecting piece 11 is rotationally connected with the side plate 2, and one end of the second connecting piece 12 is rotationally connected with the milling machine body 3, so that one end of the first connecting piece 11 far away from the second connecting piece 12 and one end of the second connecting piece 12 far away from the first connecting piece 11 can be mutually close to or far away from each other, and in the process of mutually closing or far away from each other, relative rotation is not generated between the side plate 2 and the milling machine body 3, and relative translational movement is performed, so that the two ends are mutually close to or far away from each other.
The application provides that the opening arrangement 1 is arranged such that the side plates 2 are adapted to translate in the axial direction of the bearing support 31 to be away from or closer to the milling drum. And then the first connecting piece 11 and the second connecting piece 12 are rotationally connected, or one end of the first connecting piece 11 is rotationally connected with the side plate 2, or one end of the second connecting piece 12 is rotationally connected with the milling machine body 3, so that the side plate 2 can rotate relative to the milling machine body 3. The side plate 2 is translated and then rotated relative to the milling machine body 3 through the opening structure 1, so that the side plate is opened, and the milling drum can be pulled out of the milling machine without dismantling the side plate.
It will be appreciated that the first and second connecting members 11, 12 are each of a length such that during translation of the side plate 2, the side plate 2 reciprocates between the first and second predetermined positions, and when the side plate 2 is in the second predetermined position, the support flange 21 of the side plate 2 and the bearing support 31 of the milling drum are brought into abutment with each other, and when the side plate 2 needs to be rotated, the side plate 2 translates to the first predetermined position relative to the milling machine body such that the support flange 21 and the bearing support 31 of the milling drum are separated from each other, and such that there is a gap distance therebetween that provides a rotational space for the side plate 2, and that is sufficiently large such that the active space for rotation of the side plate 2 is maintained such that during rotation of the side plate 2, the support flange 21 and the bearing support 31 can avoid each other and do not come into contact with each other, thereby greatly reducing the possibility of interference between the support flange 21 and the bearing support 31, and that after rotation of the side plate 2 relative to the milling machine body, there is sufficient space such that the milling drum can be withdrawn from the body directly or removed from the support flange 21, thereby improving the working efficiency of the milling machine.
Compared with the related art, the embodiment increases the translational movement space of the side plate 2 relative to the milling machine body 3 by arranging the sliding part, provides conditions for separating the side plate 2 from the milling drum of the milling machine, limits the interference between the bearing support 31 and the support flange 21, has simple structure and convenient installation, does not need to greatly modify the structure of the milling machine, has lower cost, does not need to wholly detach the side plate 2 when the milling drum is replaced, and improves the replacement efficiency.
It will be appreciated that in some embodiments. One end of the first connecting piece 11 is rotatably connected with the milling machine body 3, and one end of the second connecting piece 12 is rotatably connected with the side plate 2.
Example two
On the basis of the first embodiment, as shown in fig. 2 and 3, the opening structure 1 further includes a rotating shaft 13, a first connecting piece 11 having a long bar shape, a first through hole provided at the other end of the first connecting piece 11, a second connecting piece 12 having a long bar shape, a second through hole provided at one end of the second connecting piece 12, and the rotating shaft 13 penetrating the first through hole and the second through hole to hinge the first connecting piece 11 with the connecting piece.
It will be appreciated that there are various ways of rotationally coupling the first coupling member 11 to the second coupling member 12, such as a hinge, a ball and socket joint, etc., wherein the hinge coupling means include a pin joint, a hinge connection, etc.
Through setting up rotation axis 13 between first connecting piece 11 and second connecting piece 12, form articulated connected mode, first connecting piece 11 and second connecting piece 12 rotate around rotation axis 13, make first connecting piece 11 and second connecting piece 12 rotatory in the coplanar, more reliable and stable. Wherein, the size of the first through hole and the size of the second through hole are matched with the rotating shaft 13, and a good rotating fit effect can be achieved. Simultaneously, the first through hole and the second through hole are coaxially rotated through the rotating shaft 13, so that the first connecting piece 11 and the second connecting piece 12 rotate in a plane, and the side plate 2 can move in a translational mode along a fixed route, so that the opening route of the side plate 2 in the translational mode is limited, and the stability of the opening structure 1 is improved. The rotating shaft 13 in this embodiment has a simple structure, is convenient to set, is easy to operate, and is more conducive to the opening process of the side plate 2 relative to the rotational connection mode such as the spherical hinge.
It will be appreciated that the first and second connecting members 11, 12 may also be connected to the side plates 2 and the milling machine body 3, respectively, in a hinged manner.
Example III
Further, as shown in fig. 3 and 4, the rotation shaft 13 extends in the vertical direction on the basis of the above-described embodiment.
Through setting up rotation axis 13 to extend along vertical direction for the rotation axis 13 line of opening structure 1 extends along vertical direction, makes the one end's that rotation axis 13 was kept away from to curb plate 2 motion track be horizontal, and curb plate 2 can keep relatively stable like this in the rotatory in-process, compare in the embodiment that rotation axis 13 line of opening structure 1 extends or extends along horizontal direction in the slope, need not to set up the structure of other fixed curb plate 2 additionally, is favorable to further reducing the installation degree of difficulty and maintenance degree of difficulty, and the maintenance personnel of being convenient for looks over, maintenance and loading and unloading mill the drum, thereby has further reduced the maintenance degree of difficulty.
Example IV
Further, as shown in fig. 3 and 4, the end of the rotation shaft 13 is provided with a stopper 14, and the stopper 14 abuts against the first connector 11 or the second connector 12.
The stability of connection between the first connecting piece 11, the second connecting piece 12 and the rotating shaft 13 can be improved through the arrangement of the stop piece 14, the possibility that the first connecting piece 11 or the second connecting piece 12 is separated from the rotating shaft 13 in the translational movement or rotation process of the side plate 2 is reduced, and therefore the use reliability and the use stability of the opening structure 1 are improved.
Alternatively, the rotation shaft 13 is a stepped bolt, the first and second connection members 11 and 12 are rotatably connected to steps of the stepped bolt, and the stopper 14 is a nut screwed to the screws of the stepped bolt such that the first and second connection members 11 and 12 are restrained between the nuts and the caps of the stepped bolt by the nuts.
It can be understood that, in the case that two first connectors 11 or two second connectors 12 are disposed on the rotation shaft 13, the limit structure and the stop member 14 are disposed on the side plate 2 or the milling machine body 3 to cooperate with each other, so as to limit the first connectors 11 and the second connectors 12 to move along the axial direction of the rotation shaft 13, thereby improving the reliability and the stability of the opening structure 1.
Example five
Further, as shown in fig. 3 and 4, the number of the first connecting members 11 is two, the two first connecting members 11 are respectively disposed at both axial ends of the rotating shaft 13, the number of the second connecting members 12 is two, and the two second connecting members 12 are respectively disposed at both axial ends of the rotating shaft 13.
The opening and closing structure provided in this embodiment includes two first connecting members 11 and two second connecting members 12, which are respectively rotatably connected with the rotating shaft 13. Simultaneously, through separately arranging the two first connecting pieces 11 and the two second connecting pieces 12 at the upper end and the lower end of the rotating shaft 13, the translational movement of the rotating piece can be more stable, so that the use stability of the opening and closing structure is improved. Simultaneously, through the arrangement of the two first connecting pieces 11 and the two second connecting pieces 12, the support of the side plate 2 is improved, and the side plate 2 is more stable in the translation or rotation process.
In some embodiments, the first connector 11 is the same size as the second connector 12.
By setting the dimensions of the first and second connection members 11 and 12 to the same specification, it is possible to reduce the cost of the machined parts and to improve the standardization of the parts.
In other embodiments, the first connector 11 and the second connector 12 may be configured to have different specifications. For example, the thickness of the first connecting member 11 and the second connecting member 12 located below is slightly larger than that located above, and the structural strength can be improved by increasing the thickness. Also, for example, the first connecting member 11 and the second connecting member 12 may be connected to the side plate 2 slightly longer than the side plate 3, so that the possibility of interference between the side plate 2 and the mounting structure such as the hinge mount 32 provided on the side plate 3 may be reduced.
Example six
Some embodiments of the present invention provide a side panel 2 comprising an opening structure 1 according to any of the embodiments described above.
As shown in fig. 2, the side plate 2 provided with the opening structure 1 in this embodiment can also perform translational movement relative to the milling machine body 3 on the basis of performing rotational movement, and accordingly, the opening mode of the side plate 2 is excessively enlarged, so that the side plate 2 can be suitable for various milling machines, and is beneficial to maximally realizing standardization.
Example seven
Some embodiments of the present invention provide a milling machine, as shown in fig. 3 to 5, comprising a milling machine body 3, wherein a milling drum is arranged in the milling machine body 3, a side plate 2, wherein a support flange 21 is arranged, the support flange 21 is abutted against a bearing support 31 of the milling drum for supporting the milling drum, and an opening structure 1 in any of the embodiments, wherein the milling machine body 3 and the side plate 2 are connected through the opening structure 1.
Specifically, fig. 3 shows the side plate 2 of the milling machine in a closed state, the side plate 2 is in a second preset position, the support flange 21 is abutted against the bearing support 31 of the milling drum, the side plate 2 provides a stable support effect for the milling drum, fig. 4 shows the side plate 2 in a first preset position, the support flange 21 is separated from the bearing support 31 of the milling drum through relative rotation between the first connecting piece 11 and the second connecting piece 12, and fig. 5 shows the side plate 2 in the first preset position, and then the side plate 2 is rotated to open, so that the milling drum can be taken out from the milling machine body 3 for replacement.
The milling machine provided in this embodiment includes the opening mechanism in the foregoing embodiment, so that the milling machine has all the beneficial effects in any of the foregoing embodiments, and will not be described herein.
In addition, the milling machine provided in this embodiment may use the rotating member, such as a bolt, provided by itself, without modifying other structures, so that the modification cost may be further reduced.
Example eight
On the basis of the seventh embodiment, as shown in fig. 5 and 6, the opening structure 1 is connected with a hinge structure, and the hinge structure includes a hinge base 32, and the hinge base 32 is connected with the milling machine body 3 and hinged with one of the first connecting piece 11 and the second connecting piece 12 of the opening structure 1.
The opening structure 1 of the milling machine provided by the embodiment is a hinge structure, the hinge structure is fixedly connected with the side plate 2 through the connecting part, and the hinge seat 32 and the milling machine body 3 are fixedly connected, so that the mounting effect is more convenient, the connection strength is improved, the side plate 2 is prevented from swinging relative to the milling machine body 3, and the use stability of the opening structure 1 is improved.
Further, the side plate 2 is provided with a matching part 22, the matching part 22 is arranged on the side edge of the side plate 2 and is used for connecting the opening structure 1, the matching part 22 extends in a direction away from the milling machine body 3, and an avoidance space 23 for avoiding the hinge seat 32 is formed between the matching part 22 and the side plate 2.
Through setting up cooperation portion 22, make opening structure 1 apart from curb plate 2 body certain distance, avoid opening the in-process, produce the interference between curb plate 2 body and the opening structure 1 for open and close the process more smoothly. Optionally, the mating portion 22 is a long bar, and the extending direction of the bar is perpendicular to the plane of the side plate 2. Meanwhile, the matching part 22 is arranged, so that the side plate 2 is convenient to be connected with the opening structure 1.
Example nine
On the basis of any of the above embodiments, as shown in fig. 6, further, the number of opening structures 1 is two, and two opening structures 1 are coaxially arranged.
The milling machine provided in this embodiment is provided with two opening structures 1, and the rotation shafts 13 of the two opening structures 1 are coaxially arranged. Through setting up two opening structure 1, can locate the upper and lower both ends on the same side of curb plate 2 respectively, make the rotation and the translation of curb plate 2 more steady to improve the stability in use of structure that opens and shuts. Meanwhile, one long rotating shaft 13 is taken out of two sections of short rotating shafts 13, so that the length of the rotating shafts 13 is reduced, the possibility that the middle section of the omitted rotating shaft 13 interferes with the milling machine body 3 or other equipment can be reduced, and the use reliability is further improved.
It will be appreciated that the number of opening arrangements 1 may also be two, three or more. The specific number of opening structures 1 is related to the length of the side plates 2 in the direction of the rotation axis 13.
The opening structure 1 of the side plate 2 of the milling machine, the side plate 2, and the specific structure and working principle of the milling machine according to the present application will be described in the following with a specific embodiment.
With the continuous development of milling machines, there is a higher demand for the replacement efficiency of milling drums, and the existing drum replacement mode needs to disassemble the components such as the transmission door box, the speed reducer and the like, and then the milling drum is pulled out from the bearing support 31. The milling drum needs to be pulled out from the end of the bearing support 31, so that the side plate 2 needs to be designed into an openable structure, and the currently mainstream side plate 2 opening and closing mode mainly comprises the following two modes of 1, single hinge and screw fixation, wherein the flange can interfere with the bearing support 31 due to the fact that the side plate 2 is directly opened, the fixing screw of the side plate 2 and the screw on the support flange 21 need to be removed, then the support flange 21 is taken out, and the side plate 2 can be opened at the moment. 2. The single hinge and the conical hole flange are matched with the bearing support 31 by adopting the conical hole flange, when the side plate 2 is opened, the flange and the bearing support 31 can avoid each other, and interference can not be generated.
However, the above two opening and closing modes of the side plates 2 have the following problems that for the combined structure of single hinge and screw fixation, the screw dismantling process on the support flange 21 is difficult due to the shielding of the side sliding plates, sometimes the support flange 21 can be dismantled even after the side sliding plates are dismantled, the workload is large, long time is required, and quick drum replacement cannot be achieved. For the combined structure of the single hinge and the conical hole flange, the conical hole flange has high requirements on the processing precision, the cooperation of the flange and the bearing is required to be ensured, and meanwhile, the flange and the bearing are required to be prevented from interfering in the hinge rotation process.
To this end, in view of the above limitations, the present application provides an opening structure 1 of a side plate 2, in which the side plate 2 is translated and then rotated out through the opening structure 1 without dismantling a support flange 21. And the opening structure 1 has simple structure and convenient processing.
Specifically, a link mechanism is adopted between the side plate 2 and the milling machine body 3, at least two links (such as a first connecting piece 11 and a second connecting piece 12) are adopted to connect the side plate 2 to the milling machine body 3, when the drum is required to be replaced, the whole side plate 2 is translated outwards before the side plate 2 is rotated, after the bearing support 31 flange 21 and the bearing support 31 are confirmed to be completely separated, the side plate 2 is rotated, and at the moment, the flange and the bearing support 31 will not interfere.
The milling machine comprises a side plate 2, a milling machine body 3, a bearing support 31, a support flange 21, a first connection piece 11, a second connection piece 12 and a rotation shaft 13. Wherein, open the counter bore on the curb plate 2 for install the locking screw, curb plate 2 intermediate position is connected with support flange 21, is provided with the hole with first connecting piece 11 or second connecting piece 12 articulated on the curb plate 2. The support flange 21 is a connection plate for the side plate 2 and the bearing support 31, the support flange 21 is fixed on the side plate 2 by bolts, and the bearing support 31 directly passes through the support flange 21.
The first and second connecting members 11, 12 are hinged to each other and to the milling machine body 3 and the side plate 2, respectively. The rotation shaft 13 may be a hinge shaft between the first link 11 and the second link 12 as a rotation center, and of course, the hinge shaft between the first link 11 and the side plate 2 or between the second link 12 and the milling machine body 3 may be in the form of the rotation shaft 13. The whole opening structure 1 has the advantages of simple structure, convenient processing and low cost. Meanwhile, through the hinge structure, the side plate 2 can be translated and turned over relative to the milling machine body 3, and when the milling drum is replaced, the side plate 2 can be opened faster for replacement, so that the working efficiency is improved.
In summary, the opening structure 1, the side plate 2 and the milling machine provided by the application adopt a combined structure capable of enabling the side plate 2 to translate and then rotate, and the support flange 21 and the bearing support 31 are separated in the opening process of the side plate 2, so that the interference in opening is reduced, the structure is simple, the operation is convenient, meanwhile, the structure of the milling machine is not required to be greatly modified, the cost is lower, and compared with the related art, the whole side plate 2 is not required to be detached when the milling drum is replaced, and the time and the labor are saved.
In the present invention, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, the term "plurality" then referring to two or more unless explicitly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, as they are used in a fixed or removable connection, or as they are integral with one another, as they are directly or indirectly connected through intervening media. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or units referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.
In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an open structure of curb plate of milling machine, the milling machine body of milling machine is provided with the milling drum, be equipped with support flange on the curb plate, support flange with the bearing support position of milling drum corresponds, its characterized in that, open structure includes:
a first connecting piece, one end of which is used for being rotationally connected with one of the side plate and the milling machine body;
one end of the second connecting piece is rotationally connected with the other end of the first connecting piece, and the other end of the second connecting piece is rotationally connected with the other one of the side plate and the milling machine body;
The first connecting piece and the second connecting piece cooperate to enable the side plate to translate along the axial direction of the bearing support so as to be far away from or close to the milling drum, the support flange and the bearing support can be kept out of contact all the time when the side plate rotates relative to the milling drum when the side plate translates to a first preset position, and the support flange and the bearing support of the milling drum are abutted against each other when the side plate translates to a second preset position.
2. The opening structure according to claim 1, further comprising:
a rotation shaft;
The first connecting piece is in a strip rod shape, and a first through hole is formed in the other end of the first connecting piece;
the second connecting piece is in a strip rod shape, and a second through hole is formed in one end of the second connecting piece;
the rotating shaft penetrates through the first through hole and the second through hole, so that the first connecting piece is hinged with the second connecting piece.
3. The opening structure according to claim 2, wherein,
The rotation axis extending in a vertical direction, and/or
The end part of the rotating shaft is provided with a stop piece, and the stop piece is propped against the first connecting piece or the second connecting piece.
4. The opening structure according to claim 2, wherein,
The number of the first connecting pieces is two, the two first connecting pieces are respectively arranged at the two axial ends of the rotating shaft, and/or
The number of the second connecting pieces is two, and the two second connecting pieces are respectively arranged at two axial ends of the rotating shaft.
5. The opening structure according to any one of claims 1 to 4, wherein,
The first connector is the same size as the second connector.
6. A side plate of a milling machine is characterized in that,
The side plate is provided with an opening structure as claimed in any one of claims 1 to 5.
7. A milling machine, comprising:
The milling machine comprises a milling machine body, wherein a milling drum is arranged in the milling machine body;
a side plate provided with a support flange which is propped against the bearing support of the milling drum and is used for supporting the milling drum, and
The opening structure according to any one of claims 1 to 5, wherein the milling machine body and the side plate are connected by the opening structure.
8. The milling machine of claim 7, wherein the milling machine is configured to,
The opening structure is connected with a hinge structure;
The hinge structure comprises a hinge seat, wherein the hinge seat is connected with the milling machine body and hinged with one of a first connecting piece and a second connecting piece of the opening structure.
9. The milling machine of claim 8, wherein the milling machine is configured to,
The side plate is provided with a matching part which is arranged on the side edge of the side plate and used for connecting the opening structure;
The matching part extends in a direction away from the milling machine body, and an avoidance space for avoiding the hinge seat is formed between the matching part and the side plate.
10. The milling machine according to any one of claims 7 to 9, wherein,
The number of the opening structures is multiple, and the opening structures are coaxially arranged.
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| CN201911162360.0A CN110904800B (en) | 2019-11-25 | 2019-11-25 | Opening structure of side plate of milling machine, side plate and milling machine |
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| US11585053B1 (en) | 2021-10-13 | 2023-02-21 | Caterpillar Paving Products Inc. | Milling machine with drum bearing assembly |
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| CN211228005U (en) * | 2019-11-25 | 2020-08-11 | 三一汽车制造有限公司 | Opening structure for side panels of milling machines, side panels and milling machines |
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| DE2816176C2 (en) * | 1978-04-14 | 1985-06-05 | Marks Gmbh & Co Kg, 4350 Recklinghausen | Milling shaft bearing for a milling drum for a road milling machine |
| DE19932396A1 (en) * | 1999-07-14 | 2001-02-01 | Wirtgen Gmbh | Construction machine and milling drum |
| US20130195554A1 (en) * | 2012-01-27 | 2013-08-01 | Caterpillar Paving Products Inc. | Moldboard lock |
| KR20160002970U (en) * | 2015-02-17 | 2016-08-25 | 최영천 | Road crusher |
| CN106012439B (en) * | 2016-06-01 | 2018-02-27 | 叶雨玲 | The roller washing machine of cover plate container structure |
| CN209261403U (en) * | 2018-09-10 | 2019-08-16 | 中国工程物理研究院机械制造工艺研究所 | A kind of hermatic door hinge |
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