CN205776447U - Dozer - Google Patents
Dozer Download PDFInfo
- Publication number
- CN205776447U CN205776447U CN201620685852.3U CN201620685852U CN205776447U CN 205776447 U CN205776447 U CN 205776447U CN 201620685852 U CN201620685852 U CN 201620685852U CN 205776447 U CN205776447 U CN 205776447U
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- blade
- shovel
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- plate
- pin hole
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- 230000007246 mechanism Effects 0.000 claims description 29
- 230000003014 reinforcing effect Effects 0.000 claims description 21
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a kind of dozer, shovel body including length adjustable, shovel body includes main shovel body, left side shovel and the right shovel, and the structure of left and right limit shovel is identical and lays respectively at the left and right sides of main shovel body, and left and right limit shovel all can rotate relative to main shovel body.Dozer in this utility model, can be according to material or the difference of operating mode, i.e. according to the difference of required bulldozing resistance, adjusts the length of shovel body, makes machine give play to the soil-shifting ability of maximum, improves production efficiency.
Description
Technical Field
The utility model belongs to the technical field of the excavator, especially, relate to a dozer blade.
Background
Some construction machines are generally provided with a blade which can be connected to the front end of the machine or the rear end of the machine and is driven to move by a hydraulic cylinder.
The same machine, depending on the material or the working conditions, also has different forces acting on the blade per unit length. If the width of the blade is fixed, the pushing force of the material acting on the blade is different, and the machine cannot exert the maximum pushing capacity on the material with smaller resistance, so that the production efficiency is greatly influenced.
It will thus be seen that the prior art is susceptible to further improvements and enhancements.
SUMMERY OF THE UTILITY MODEL
The utility model provides a variable-length dozer blade for avoiding the defects of the prior art.
The utility model discloses the technical scheme who adopts does:
the dozer blade, the shovel body with adjustable including length, the shovel body includes the main shovel body, the left side shovel and the right shovel, and the structure of left and right shovel is the same and be located the left and right sides of the main shovel body respectively, and left and right shovel homoenergetic rotates for the main shovel body.
The rear of left and right shovel all is provided with limit shovel slewing mechanism, each limit shovel slewing mechanism all includes quiet part and moves the part, the quiet part of each limit shovel slewing mechanism links firmly with the back at both ends about the main shovel body respectively, the back that moves the part and the left side shovel of the limit shovel slewing mechanism at left side shovel rear links firmly, the back that moves the part and the right shovel of the limit shovel slewing mechanism at right shovel rear links firmly, what belong to same one side shovel slewing mechanism moves, link to each other through the axis of rotation round pin between the quiet part, it can rotate 0 ~ 180 around the axis of rotation round pin to move the part for quiet part.
Each static part comprises a main shovel upper plate and a main shovel lower plate, a first upper pin hole is formed in the main shovel upper plate, a first lower pin hole opposite to the first upper pin hole is formed in the main shovel lower plate, the mounting position of the first upper pin hole on the main shovel upper plate is one side far away from the back of the main shovel body, and the mounting position of the first lower pin hole on the main shovel upper plate is one side far away from the back of the main shovel body; each movable component comprises an upper side shovel plate and a lower side shovel plate, the upper main shovel plate and the lower main shovel plate are positioned between the upper side shovel plate and the lower side shovel plate, the upper side shovel plate is provided with a second upper pin hole opposite to the first upper pin hole, and the lower side shovel plate is provided with a second lower pin hole opposite to the first lower pin hole; the first upper pin hole, the first lower pin hole, the second upper pin hole and the second lower pin hole are through holes, and the rotating pin shaft penetrates through the second upper pin hole, the first lower pin hole and the second lower pin hole in sequence.
And a connecting pipe is arranged between the first upper pin hole and the first lower pin hole, the upper end of the connecting pipe is connected with the bottom end surface of the upper plate of the main shovel, the lower end of the connecting pipe is connected with the top end surface of the lower plate of the main shovel, and the connecting pipe is sleeved outside the rotating pin shaft.
The rear of the left shovel and the right shovel are provided with limit shovel limiting mechanisms, each limit shovel limiting mechanism comprises an upper stop block arranged on the top end face of a main shovel upper plate, a lower stop block arranged on the bottom end face of the main shovel lower plate and a side stop block arranged on one side of the main shovel upper plate, the mounting positions of the upper stop block and the side stop block on the main shovel upper plate are close to one side of the back of the main shovel body, and the mounting positions of the lower stop block on the main shovel lower plate are close to one side of the back of the main shovel body.
Each limit shovel stop gear all still includes limit shovel locking Assembly, each limit shovel locking Assembly all includes the screw seat, locking bolt and lock nut, the screw seat sets up on the top face of limit shovel upper plate, screw seat central authorities offer the first screw hole with locking bolt looks adaptation, the axis direction and the left side of first screw hole, the length direction of right shovel are parallel to each other, be provided with the external screw thread with locking nut looks adaptation on the locking bolt, lock nut sets up in the locking bolt outside, when left and right shovel and main shovel body are located same straight line, locking bolt passes tight side dog in top behind the first screw hole, lock nut is located between screw seat and the side dog, and under operating condition, lock nut is near the screw seat.
A first reinforcing plate fixedly connected with the main shovel body is arranged in the center of the back of the main shovel body, and the cross section of the first reinforcing plate is U-shaped; the backs of the left end and the right end of the main shovel body are provided with second reinforcing plates fixedly connected with the main shovel body, and the cross section of each second reinforcing plate is triangular.
The first reinforcing plate is fixedly connected with a connecting plate, and a driving oil cylinder is arranged on the connecting plate.
The rear part of the main shovel body is provided with two main beams which are fixedly connected with the back of the main shovel body respectively, the two main beams are parallel to each other, one end of each main beam, which is not connected with the main shovel body, is provided with a sleeve, the inner wall of the sleeve is provided with a threaded groove along the axial direction of the sleeve, the section of the threaded groove is trapezoidal, the middle part of the sleeve is provided with a second threaded hole communicated with the inside of the sleeve, an oil cup is arranged at the second threaded hole, and the top end surface of each sleeve is provided with a protection plate which is wrapped in the oil cup in half; and a positioning pin shaft is respectively connected in each sleeve in a penetrating way.
Hoisting holes are formed in the upper portions of the left side and the right side of the main shovel body, the left shovel and the right shovel are all strip plates, and the sections of the main shovel body, the left shovel and the right shovel are all in a fan-shaped annular shape.
Since the technical scheme is used, the utility model discloses the beneficial effect who gains does:
the utility model provides a dozer blade can be according to the difference of material or operating mode, according to the difference of required bulldozing resistance promptly, adjusts the length of the shovel body, makes the machine exert the biggest ability of bulldozing, has improved production efficiency.
Drawings
Fig. 1 is an axonometric view of the left and right blades of the middle dozer blade of the utility model when completely unfolded.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a view from a-a of fig. 2.
Fig. 4 is an axonometric view of the utility model after the left and right shovel folding.
Fig. 5 is a top view of fig. 4.
Fig. 6 is a sectional view taken along line B-B of fig. 5.
Fig. 7 is the schematic structural diagram of the present invention after the left shovel, the right shovel, the side shovel driving mechanism and the driving cylinder are removed.
Fig. 8 is an assembly schematic diagram of the middle left shovel, the side shovel upper plate, the side shovel lower plate and the side shovel locking assembly of the present invention.
Fig. 9 is an assembly diagram of the middle left shovel, the side shovel rotating mechanism and the side shovel limiting mechanism of the present invention.
Wherein,
1. the shovel comprises a main shovel body 1.1, a hoisting hole 2, a left shovel 3, a right shovel 4, a rotating pin shaft 5, a second reinforcing plate 6, a first reinforcing plate 7, a connecting plate 8, a driving oil cylinder 9, a main beam 10, a sleeve 11, an oil cup 12, a protective plate 13, a positioning pin shaft 14, a main shovel upper plate 14.1, a first upper pin hole 15, a connecting pipe 16, a main shovel lower plate 17, a side shovel upper plate 17.1, a second upper pin hole 18, a side shovel lower plate 18.1, a second lower pin hole 19, an upper stop block 20, a side stop block 21, a lower stop block 22, a locking bolt 23, a screw seat 24, a locking nut and a locking bolt
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 9, the dozer blade, including the shovel body with adjustable length, the shovel body includes main shovel body 1, the left side shovel 2 and the right shovel 3, and the structure of left and right shovel is the same and is located the left and right sides of main shovel body 1 respectively, hoisting hole 1.1 has all been seted up on the upper portion of the left and right sides of main shovel body 1, the left side shovel 2 and the right shovel 3 are rectangular board, and respective cross-section all is fan ring shape. The left shovel and the right shovel can rotate relative to the main shovel body 1.
The rear of left and right shovel all is provided with limit shovel slewing mechanism, each limit shovel slewing mechanism all includes quiet part and moves the part, the quiet part of each limit shovel slewing mechanism links firmly with the back at both ends about the main shovel body 1 respectively, the back that moves part and the left side shovel 2 of the limit shovel slewing mechanism at 2 backs of the left side shovel links firmly, the back that moves part and the right shovel 3 of the limit shovel slewing mechanism at 3 backs of the right shovel links firmly, it moves to belong to with one side shovel slewing mechanism, link to each other through rotating pin axle 4 between the quiet part, it can revolute for quiet part and move pin axle 4 and rotate 0 ~ 180 to move the part. Specifically, each static component comprises a main shovel upper plate 14 and a main shovel lower plate 16, wherein a first upper pin hole 14.1 is formed in the main shovel upper plate 14, a first lower pin hole opposite to the first upper pin hole 14.1 is formed in the main shovel lower plate 16, the installation position of the first upper pin hole 14.1 on the main shovel upper plate 14 is the side far away from the back of the main shovel body 1, and the installation position of the first lower pin hole on the main shovel upper plate 14 is the side far away from the back of the main shovel body 1; each movable component comprises an upper side shovel plate 17 and a lower side shovel plate 18, the upper main shovel plate 14 and the lower main shovel plate 16 are located between the upper side shovel plate and the lower side shovel plate, a second upper pin hole 17.1 opposite to the first upper pin hole 14.1 is formed in the upper side shovel plate 17, and a second lower pin hole 18.1 opposite to the first lower pin hole is formed in the lower side shovel plate 18; the first upper pin hole 14.1, the first lower pin hole, the second upper pin hole 17.1 and the second lower pin hole 18.1 are all through holes. A connecting pipe 15 is arranged between the first upper pin hole 14.1 and the first lower pin hole, the upper end of the connecting pipe 15 is connected with the bottom end face of the main shovel upper plate 14, the lower end of the connecting pipe 15 is connected with the top end face of the main shovel lower plate 16, and the connecting pipe 15 is sleeved on the outer side of the rotating pin shaft 4. The rotating pin shaft 4 sequentially penetrates through the second upper pin hole 17.1, the first upper pin hole 14.1, the first lower pin hole and the second lower pin hole 18.1.
The rear of the left shovel and the rear of the right shovel are both provided with side shovel limiting mechanisms, each side shovel limiting mechanism comprises an upper stop block 19 arranged on the top end face of a main shovel upper plate 14, a lower stop block 21 arranged on the bottom end face of a main shovel lower plate 16 and a side stop block 20 arranged on one side of the main shovel upper plate 14, the mounting positions of the upper stop block 19 and the side stop block 20 on the main shovel upper plate 14 are close to one side of the back of the main shovel body 1, and the mounting position of the lower stop block 21 on the main shovel lower plate 16 is close to one side of the back of the main shovel body 1.
Each side shovel limiting mechanism also comprises a side shovel locking assembly, each side shovel locking assembly comprises a screw seat 23, a locking bolt 22 and a locking nut 24, the screw seat 23 is arranged on the top end face of the side shovel upper plate 17, a first threaded hole matched with the locking bolt 22 is formed in the center of the screw seat 23, the axis direction of the first threaded hole is parallel to the length direction of the left shovel and the right shovel, an external thread matched with the locking nut 24 is arranged on the locking bolt 22, the locking nut 24 is sleeved outside the locking bolt 22, when the left shovel and the right shovel are positioned on the same straight line with the main shovel body 1, the locking bolt 22 penetrates through the first threaded hole and then tightly abuts against the side stop block 20, the locking nut 24 is positioned between the screw seat 23 and the side stop block 20, and in a working state, the locking nut 24 abuts against the screw seat 23, that is to say, when the length of the shovel body needs to be increased, the end part of the thread of the locking bolt 22 needs to tightly abut against the plane of the side stop block 20 through the screw seat 23, with the continuous screwing of the locking bolt 22, the left shovel 2 and the main shovel body 1, and the right shovel 3 and the main shovel body 1 do not shake relatively, and then the locking nut 24 is tightly abutted on the screw seat 23 and is screwed according to the torque requirement.
A first reinforcing plate 6 fixedly connected with the main shovel body 1 is arranged in the center of the back of the main shovel body 1, and the cross section of the first reinforcing plate 6 is U-shaped; the back of the left end and the back of the right end of the main shovel body 1 are provided with second reinforcing plates 5 fixedly connected with the main shovel body 6, the cross section of each second reinforcing plate 5 is triangular, two main beams 9 fixedly connected with the back of the main shovel body 1 are arranged behind the main shovel body 1, one end of each second reinforcing plate 5 is located between the main shovel upper plate 14 and the main shovel lower plate 16, and the other end of each second reinforcing plate 5 is fixedly connected with the corresponding main beam 9. The two main beams 9 are parallel to each other, each main beam 9 is respectively positioned between the first reinforcing plate 6 and the second reinforcing plate 5, one end of each main beam 9, which is not connected with the main shovel body 1, is provided with a sleeve 10, the inner wall of the sleeve 10 is provided with a threaded groove along the axial direction of the sleeve, the section of the threaded groove is trapezoidal, the middle part of the sleeve 10 is provided with a second threaded hole communicated with the inside of the sleeve 10, an oil cup 11 is installed at the second threaded hole, lubricating grease can be filled into the sleeve 10 through the oil cup 11, and the top end surface of each sleeve 10 is respectively provided with a protective plate 12 which is half wrapped on the oil cup 11; and a positioning pin shaft 13 is respectively connected in each sleeve 10 in a penetrating way, and one end of each sleeve 10 connected with the excavator body in a penetrating way is connected with one end of the positioning pin shaft 13. The first reinforcing plate 6 is fixedly connected with a connecting plate 7, a driving oil cylinder 8 is arranged on the connecting plate 7, and the other end of the driving oil cylinder 8 is connected with the excavator body of the excavator. When the shovel works, the main shovel body 1 can rotate around the positioning pin shaft 13 along with the reciprocating contraction of the piston rod of the driving oil cylinder 8, so that the purpose of changing the distance between the dozer blade and the ground is achieved.
The parts not mentioned in the utility model can be realized by adopting or using the prior art for reference.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The dozer blade, its characterized in that, including the shovel body with adjustable length, the shovel body includes main shovel body, the left side shovel and the right shovel, and the structure of left and right shovel is the same and be located the left and right sides of main shovel body respectively, and left and right shovel homoenergetic rotates for main shovel body.
2. The blade of claim 1, wherein the left and right blades each have a side blade rotation mechanism disposed behind them, each side blade rotation mechanism includes a stationary part and a movable part, the stationary part of each side blade rotation mechanism is fixedly connected to the back of the left and right ends of the main blade body, the movable part of the side blade rotation mechanism behind the left blade is fixedly connected to the back of the left blade, the movable part of the side blade rotation mechanism behind the right blade is fixedly connected to the back of the right blade, the movable and stationary parts belonging to the same side blade rotation mechanism are connected by a rotation pin, and the movable part can rotate 0-180 ° around the rotation pin relative to the stationary part.
3. The blade of claim 2, wherein each of the static members includes a main blade upper plate and a main blade lower plate, the main blade upper plate is provided with a first upper pin hole, the main blade lower plate is provided with a first lower pin hole opposite to the first upper pin hole, the first upper pin hole is installed on the main blade upper plate at a position away from the back of the main blade body, and the first lower pin hole is installed on the main blade upper plate at a position away from the back of the main blade body; each movable component comprises an upper side shovel plate and a lower side shovel plate, the upper main shovel plate and the lower main shovel plate are positioned between the upper side shovel plate and the lower side shovel plate, the upper side shovel plate is provided with a second upper pin hole opposite to the first upper pin hole, and the lower side shovel plate is provided with a second lower pin hole opposite to the first lower pin hole; the first upper pin hole, the first lower pin hole, the second upper pin hole and the second lower pin hole are through holes, and the rotating pin shaft penetrates through the second upper pin hole, the first lower pin hole and the second lower pin hole in sequence.
4. The blade of claim 3 wherein a connecting pipe is disposed between the first upper pin hole and the first lower pin hole, the connecting pipe having an upper end connected to a bottom end surface of the main blade upper plate and a lower end connected to a top end surface of the main blade lower plate, the connecting pipe being disposed outside the pivot pin.
5. The blade of claim 3, wherein side blade limiting mechanisms are provided behind the left and right blades, each side blade limiting mechanism comprises an upper stop block provided on the top end surface of the main blade upper plate, a lower stop block provided on the bottom end surface of the main blade lower plate, and a side stop block provided on one side of the main blade upper plate, the upper stop block and the side stop block are mounted on the main blade upper plate at positions close to one side of the back of the main blade body, and the lower stop block is mounted on the main blade lower plate at positions close to one side of the back of the main blade body.
6. The dozer blade according to claim 5, wherein each side blade limiting mechanism further comprises a side blade locking assembly, each side blade locking assembly comprises a screw seat, a locking bolt and a locking nut, the screw seat is arranged on the top end face of the upper plate of the side blade, a first threaded hole matched with the locking bolt is formed in the center of the screw seat, the axial direction of the first threaded hole is parallel to the length direction of the left side blade and the length direction of the right side blade, an external thread matched with the locking nut is arranged on the locking bolt, the locking nut is sleeved on the outer side of the locking bolt, when the left side blade and the right side blade are located on the same straight line with the main blade body, the locking bolt penetrates through the first threaded hole and then abuts against the side stop block, the locking nut is located between the screw seat and the side stop block, and in an operating state, the locking nut abuts against the screw seat.
7. The blade of claim 1, wherein a first reinforcing plate fixedly connected with the main blade body is arranged at the center of the back of the main blade body, and the cross section of the first reinforcing plate is U-shaped; the backs of the left end and the right end of the main shovel body are provided with second reinforcing plates fixedly connected with the main shovel body, and the cross section of each second reinforcing plate is triangular.
8. The blade of claim 7 wherein the first reinforcing plate is fixedly attached to a connecting plate, the connecting plate having a drive cylinder disposed thereon.
9. The dozer blade as claimed in claim 1, wherein two main beams fixedly connected with the back of the main blade body are arranged behind the main blade body, the two main beams are parallel to each other, a sleeve is arranged at one end of each main beam, which is not connected with the main blade body, a threaded groove is formed in the inner wall of the sleeve along the axial direction of the sleeve, the cross section of the threaded groove is trapezoidal, a second threaded hole communicated with the inside of the sleeve is formed in the middle of the sleeve, an oil cup is arranged at the second threaded hole, and a protection plate which is half wrapped on the oil cup is arranged on the top end face of each sleeve; and a positioning pin shaft is respectively connected in each sleeve in a penetrating way.
10. The blade of claim 1, wherein the main blade body has a hole for hanging at the upper part of the left and right sides, and the main blade body, the left blade and the right blade are all rectangular plates with respective cross-sections in a fan-shaped ring shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620685852.3U CN205776447U (en) | 2016-07-01 | 2016-07-01 | Dozer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620685852.3U CN205776447U (en) | 2016-07-01 | 2016-07-01 | Dozer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205776447U true CN205776447U (en) | 2016-12-07 |
Family
ID=58126618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620685852.3U Active CN205776447U (en) | 2016-07-01 | 2016-07-01 | Dozer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205776447U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111456124A (en) * | 2020-04-21 | 2020-07-28 | 三一重机有限公司 | Dozer blade assembly and excavator |
-
2016
- 2016-07-01 CN CN201620685852.3U patent/CN205776447U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111456124A (en) * | 2020-04-21 | 2020-07-28 | 三一重机有限公司 | Dozer blade assembly and excavator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266500 No. 75 east the Yellow River Road, Qingdao economic and Technological Development Zone, Shandong Patentee after: QINGDAO LOVOL ENGINEERING MACHINERY Co.,Ltd. Address before: 266500 No. 75 east the Yellow River Road, Qingdao economic and Technological Development Zone, Shandong Patentee before: QINGDAO LOVOL EXCAVATOR Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: 266500 No. 75 East Huanghe Road, Huangdao District, Qingdao City, Shandong Province Patentee after: LOVOL Engineering Machinery Group Co.,Ltd. Address before: 266500 No. 75 east the Yellow River Road, Qingdao economic and Technological Development Zone, Shandong Patentee before: QINGDAO LOVOL ENGINEERING MACHINERY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266500 No. 75 East Huanghe Road, Huangdao District, Qingdao City, Shandong Province Patentee after: Lovol Heavy Industry Group Co.,Ltd. Address before: 266500 No. 75 East Huanghe Road, Huangdao District, Qingdao City, Shandong Province Patentee before: LOVOL Engineering Machinery Group Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |