CN213268039U - Land leveler slewing mechanism - Google Patents
Land leveler slewing mechanism Download PDFInfo
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- CN213268039U CN213268039U CN202021754401.3U CN202021754401U CN213268039U CN 213268039 U CN213268039 U CN 213268039U CN 202021754401 U CN202021754401 U CN 202021754401U CN 213268039 U CN213268039 U CN 213268039U
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Abstract
The utility model provides a leveler rotation mechanism, relates to the leveler field, includes: the fixing frame is arranged on the front frame and is provided with a fixing hole; the swing frame is rotatably arranged on the front frame and is connected with the scraper knife assembly, and the swing frame is provided with a positioning hole matched with the fixing hole; the fixing mechanism is arranged on the fixed frame and used for fixing the swing frame; the fixing mechanism comprises a positioning pin, a positioning rod and a driving arm, the positioning pin is movably arranged in the fixing hole, the positioning rod is connected with one end, away from the swing frame, of the positioning pin, the driving arm is rotatably arranged on the fixing frame, and one end of the driving arm is hinged to one end, away from the positioning pin, of the positioning rod; the positioning rod can be driven to move along the axis direction by utilizing the rotation of the driving arm, so that the positioning pin penetrates through the fixing hole and the positioning hole, and the swing frame is fixed. The fixing frame and the swing frame can be fixed quickly, and the operation is simple and convenient.
Description
Technical Field
The utility model relates to a leveler field particularly, relates to a leveler rotation mechanism.
Background
Currently, the existing swing mechanism includes a fixed frame and a swing frame, and the shovel blade can change direction by rotating the swing frame. However, in the actual use process, after the rotation is completed, the fixed frame and the swing frame are fixed by using the pins, but in the disassembly process, the pins are manually knocked by using the pin fixing mode by a person, so that the pins are disassembled, and the mode wastes a large amount of time and is complicated in process.
In view of this, the present application is specifically made.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a leveler rotation mechanism, it can be fixed mount and swing span fast to easy operation, convenient.
The embodiment of the utility model is realized like this:
a grader swing mechanism comprising: the fixing frame is arranged on the front frame and is provided with a fixing hole; the swing frame is rotatably arranged on the front frame and is connected with the scraper knife assembly, and the swing frame is provided with a positioning hole matched with the fixing hole;
the fixing mechanism is arranged on the fixed frame and used for fixing the swing frame; the fixing mechanism comprises a positioning pin, a positioning rod and a driving arm, the positioning pin is movably arranged in the fixing hole, the positioning rod is connected with one end, away from the swing frame, of the positioning pin, the driving arm is rotatably arranged on the fixing frame, and one end of the driving arm is hinged to one end, away from the positioning pin, of the positioning rod; the positioning rod can be driven to move along the axis direction by utilizing the rotation of the driving arm, so that the positioning pin penetrates through the fixing hole and the positioning hole, and the swing frame is fixed.
Furthermore, the end of the driving arm close to the positioning rod is provided with a U-shaped clamping frame, the inner wall of the clamping frame opposite to the clamping frame can be rotatably provided with a sliding sleeve, and the positioning rod is provided with a sliding chute matched with the sliding sleeve in a sliding mode along the circumferential direction of the positioning rod.
Furthermore, a limiting hole is formed in the positioning rod along the axial direction of the positioning rod, and a limiting flange is arranged on the inner wall of one end, away from the positioning pin, of the limiting hole;
the fixing mechanism further comprises a support frame and a sliding rod, the support frame is arranged on the rack, one end of the sliding rod is connected with the support frame, the other end of the sliding rod is located in the limiting hole, and a limiting boss matched with the limiting flange is arranged at one end of the sliding rod located in the limiting hole.
Furthermore, the sliding rod is sleeved with a supporting spring, one end of the supporting spring is connected with the supporting frame, and the other end of the supporting spring is connected with the end wall of the positioning rod.
Furthermore, the positioning pin is provided with positioning teeth along the axial direction, and the plurality of positioning teeth are uniformly arranged along the circumferential direction of the positioning pin;
the positioning hole is provided with a positioning groove matched with the positioning teeth along the axial direction; along the axial direction of the positioning hole, a plurality of positioning grooves are uniformly arranged.
Furthermore, a plurality of positioning holes are uniformly arranged along the circumferential direction of the swing frame.
The embodiment of the utility model provides a beneficial effect is:
the embodiment of the utility model provides a leveler rotation mechanism can use its axis of rotation to rotate as the axle through the actuating arm to drive the locating lever along its central axis motion, drive locating pin synchronous motion at the in-process of motion, thereby make the locating pin pass in the fixed orifices entering locating hole, thereby carry out the relatively fixed with mount and swing span.
Through the design, the rotation of the driving arm can be utilized to drive the positioning pin to move (based on the lever principle), so that the positioning pin enters the positioning hole, the whole process is simple to operate, and the positioning pin can be installed by utilizing smaller force.
Generally, the embodiment of the utility model provides a leveler slewing mechanism, it can be fixed mount and swing span fast to easy operation, convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention;
fig. 2 is a schematic mechanism diagram of a fixing mechanism according to an embodiment of the present invention;
fig. 3 is a schematic mechanism diagram of a swing frame according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a fixing frame according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a positioning hole provided in an embodiment of the present invention;
fig. 6 is a cross-sectional view of a positioning rod provided in an embodiment of the present invention;
fig. 7 is a schematic structural view of a clamping frame according to an embodiment of the present invention.
Icon: 1-fixed frame, 2-front frame, 3-fixed hole, 4-swinging frame, 5-positioning hole, 6-fixed mechanism, 61-positioning pin, 62-positioning rod, 63-driving arm, 64-clamping frame, 65-sliding sleeve, 66-sliding groove, 7-limiting hole, 8-limiting flange, 9-supporting frame, 10-sliding rod, 11-limiting boss, 12-supporting spring, 13-positioning tooth, 14-positioning groove and 15-supporting block.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "parallel," "perpendicular," and the like do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel relative to "perpendicular," and does not mean that the structures are necessarily perfectly parallel, but may be slightly tilted.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Examples
Referring to fig. 1-5, the present embodiment provides a swing mechanism of a grader, including a fixed frame 1, a front frame 2, a fixing hole 3, a swing frame 4, a positioning hole 5, a fixing mechanism 6, a limiting hole 7, a limiting flange 8, a supporting frame 9, a sliding rod 10, a limiting boss 11, a supporting spring 12, a positioning tooth 13, a positioning slot 14, and a supporting block 15.
The fixed frame 1 is arranged on the front frame 2 and is provided with a fixed hole 3; the swing frame 4 is rotatably arranged on the front frame 2, the swing frame 4 is connected with a scraper knife assembly, and the swing frame 4 is provided with a positioning hole 5 matched with the fixing hole 3;
the fixing mechanism 6 is arranged on the fixed frame 1 and used for fixing the swing frame 4; the fixing mechanism 6 comprises a positioning pin 61, a positioning rod 62 and a driving arm 63, the positioning pin 61 is movably arranged in the fixing hole 3, the positioning rod 62 is connected with one end of the positioning pin 61 far away from the swing frame 4, the driving arm 63 is rotatably arranged on the fixing frame 1, and one end of the driving arm 63 is hinged to one end of the positioning rod 62 far away from the positioning pin 61; the positioning rod 62 can be driven to move in the axial direction thereof by the rotation of the driving arm 63, so that the positioning pin 61 passes through the fixing hole 3 and the positioning hole 5, and the swing frame 4 is fixed.
It should be noted that the diameter of the fixing hole 3 is not smaller than the diameter of the positioning hole 5, so as to ensure that the positioning pin 61 can pass through the fixing hole 3 and enter the positioning hole 5.
It should be noted that when the swing frame 4 is rotated until the positioning hole 5 coincides with the fixing hole 3, the center axis of the positioning hole 5 coincides with the center axis of the fixing hole 3.
Can use its axis of rotation to rotate as the axle through actuating arm 63 to drive locating lever 62 along its central axis motion, drive locating pin 61 synchronous motion at the in-process of motion, thereby make locating pin 61 pass fixed orifices 3 and get into in locating hole 5, thereby carry out relatively fixed with mount 1 and swing span 4.
Through the design, the rotation of the driving arm 63 can be utilized to drive the positioning pin 61 to move (lever principle), so that the positioning pin 61 enters the positioning hole 5, the whole process is simple to operate, and the positioning pin 61 can be installed by utilizing smaller force.
Generally, the embodiment of the utility model provides a leveler slewing mechanism, it can be fixed mount 1 and swing span 4 fast to easy operation, convenient.
In this embodiment, a supporting block 15 is disposed on a side of the fixing frame 1 away from the swing frame 4, the driving arm 63 is rotatably connected to the supporting block 15 through a rotating shaft, and a central axis of the driving arm 63 is perpendicular to a central axis of the positioning rod 62.
Furthermore, one end of the driving arm 63 close to the positioning rod 62 is provided with a U-shaped clamping frame 64, the inner wall of the clamping frame 64 opposite to the sliding sleeve 65 is rotatably provided with a sliding sleeve 65, and the positioning rod 62 is provided with a sliding groove 66 in sliding fit with the sliding sleeve 65 along the circumferential direction.
It should be noted that the setting direction of the sliding sleeve 65 is perpendicular to the opening direction of the U-shaped clamping frame 64, so that the sliding sleeve 65 can be ensured to be stably located in the sliding groove 66, and in consideration of the abrasion in the actual use process, the inner wall of the sliding groove 66 and the outer wall of the sliding sleeve 65 are both provided with abrasion resistant layers.
It should be noted that the distance between the two sliding sleeves 65 is slightly smaller than the diameter of the corresponding arc of the sliding slot 66, so as to prevent the entire clamping frame 64 from being disengaged from the clamping slot.
In this embodiment, the rotatable connection between the sliding sleeve 65 and the clamping frame 64 can be a conventional hole-axis type rotatable connection or a ball-and-sphere type rotatable connection in the prior art.
Through this kind of design, can utilize joint frame 64 and sliding sleeve 65 to exert force simultaneously to the relative both sides of locating lever 62 when driving arm 63 rotates to more stable when making the motion of locating lever 62, and with this kind of mode, can make locating lever 62 can rotate, and after locating lever 62 rotates, the connection between driving arm 63 and the locating lever 62 can not become invalid.
Furthermore, the positioning rod 62 is provided with a limiting hole 7 along the axial direction thereof, and the inner wall of the limiting hole 7 far away from one end of the positioning pin 61 is provided with a limiting flange 8;
the fixing mechanism 6 further comprises a support frame 9 and a sliding rod 10, the support frame 9 is arranged on the machine frame, one end of the sliding rod 10 is connected with the support frame 9, the other end of the sliding rod is located in the limiting hole 7, and a limiting boss 11 matched with the limiting flange 8 is arranged at one end, located in the limiting hole 7, of the sliding rod 10.
The sliding rod 10 is sleeved with a supporting spring 12, one end of the supporting spring 12 is connected with the supporting frame 9, and the other end of the supporting spring is connected with the end wall of the positioning rod 62.
It should be noted that the support spring 12 is a compression spring with a large elastic coefficient, and the support spring 12 is in an extended state under normal conditions and can be compressed after receiving an external force.
It is further noted that the slide rod 10 extends into the fixing hole 3 with the central axis of the slide rod 10 coinciding with the central axis of the fixing hole 3 and that the diameter of the slide rod 10 is smaller than the diameter of the fixing hole 3.
Can drive the locating lever 62 towards the motion of 4 directions of swing span through supporting spring 12's elasticity to make locating pin 61 get into in the locating hole 5, (after locating pin 61 gets into in the locating hole 5, spacing flange 8 and spacing boss 11 in close contact with) and when needing locating pin 61 to come out from locating hole 5, only need artificially rotate actuating arm 63, drive locating lever 62 through actuating arm 63 and remove towards bracing piece place one side, thereby make locating pin 61 break away from in the locating hole 5, supporting spring 12 atress is compressed this moment.
Through the design, the positioning pin 61 can be fixed in the positioning hole 5 under the normal condition by utilizing the acting force of the supporting spring 12, and the positioning pin 61 can be further prevented from being separated from the positioning hole 5 under the action of the supporting spring 12, in addition, the manual action link is only concentrated in the process of taking the positioning pin 61 out of the positioning hole 5, and the labor intensity is further reduced.
Furthermore, the positioning pin 61 is provided with positioning teeth 13 along the axial direction thereof, and the plurality of positioning teeth 13 are uniformly arranged along the circumferential direction of the positioning pin 61;
the positioning hole 5 is provided with a positioning groove 14 matched with the positioning tooth 13 along the axial direction; along the axial direction of the positioning hole 5, a plurality of positioning grooves 14 are uniformly arranged.
Through the design, the contact area between the positioning pin 61 and the positioning hole 5 can be increased, so that the contact between the positioning pin 61 and the positioning hole 5 is firmer, and the fixing between the swing frame 4 and the fixing frame 1 is firmer. In this way, the positioning pin 61 does not need to be in close contact with the inner wall of the positioning hole 5, and the positioning pin 61 can be more stable in the positioning hole 5 by the interaction force of the positioning teeth 13 and the positioning groove 14.
Further, a plurality of positioning holes 5 are evenly provided in the circumferential direction of the swing frame 4. Due to the design, after the swing frame 4 swings for a certain angle, the positioning holes 5 matched with the fixing holes 3 can still be found, so that the fixing piece and the swing frame 4 are fixed after the swing frame 4 swings for a certain angle.
The working principle of the land leveler slewing mechanism is as follows: when the positioning pin 61 needs to be pulled out, the driving arm 63 is pulled manually to be away from one end of the clamping frame 64, the clamping frame 64 is made to move towards one side of the supporting frame 9, the positioning pin 62 is driven by the clamping frame 64 to move, the positioning pin 61 is made to move towards one side of the supporting frame 9, and finally the positioning pin is separated from the positioning hole 5, at the moment, the supporting spring 12 is compressed, the swing frame 4 is separated from the fixing frame 1 relatively, then the swing frame 4 is controlled to rotate by a certain angle, another positioning hole 5 on the swing frame is aligned with the fixing hole 3, then the driving arm 63 is loosened, the supporting spring 12 loses the stress and recovers the natural state, the positioning rod 62 and the positioning pin 61 are driven to move towards one side of the swing frame 4, the positioning pin 61 is made to enter.
To sum up, the utility model discloses it can be fixed mount and swing span fast to easy operation, convenient.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A grader swing mechanism, comprising:
the fixing frame is arranged on the front rack and provided with a fixing hole;
the swing frame is rotatably arranged on the front rack and is connected with a scraper knife assembly, and the swing frame is provided with a positioning hole matched with the fixing hole;
the fixing mechanism is arranged on the fixing frame and used for fixing the swing frame;
the fixing mechanism comprises a positioning pin, a positioning rod and a driving arm, the positioning pin is movably arranged in the fixing hole, the positioning rod is connected with one end, away from the swing frame, of the positioning pin, the driving arm is rotatably arranged on the fixing frame, and one end of the driving arm is hinged to one end, away from the positioning pin, of the positioning rod;
the positioning rod can be driven to move along the axis direction by utilizing the rotation of the driving arm, so that the positioning pin penetrates through the fixing hole and the positioning hole, and the swing frame is fixed.
2. The swing mechanism of the grader as in claim 1, wherein the driving arm has a U-shaped engaging frame at an end thereof adjacent to the positioning rod, the engaging frame has a sliding sleeve rotatably disposed on an opposite inner wall thereof, and the positioning rod has a sliding groove formed along a circumferential direction thereof for slidably engaging with the sliding sleeve.
3. The swing mechanism of the grader as in claim 1, wherein the positioning rod has a limiting hole along the axial direction thereof, and the inner wall of the limiting hole at the end far away from the positioning pin is provided with a limiting flange;
the fixing mechanism further comprises a support frame and a sliding rod, the support frame is arranged on the rack, one end of the sliding rod is connected with the support frame, the other end of the sliding rod is located in the limiting hole, and a limiting boss matched with the limiting flange is arranged at one end of the sliding rod located in the limiting hole.
4. The swing mechanism of a grader as in claim 3 wherein said slide bar housing has a support spring, one end of said support spring is connected to said support bracket and the other end of said support spring is connected to said end wall of said retainer bar.
5. The grader rotation mechanism according to claim 1, wherein the positioning pin is provided with positioning teeth along an axial direction thereof, and a plurality of the positioning teeth are uniformly arranged along a circumferential direction of the positioning pin;
the positioning hole is provided with a positioning groove matched with the positioning teeth along the axial direction; and a plurality of positioning grooves are uniformly arranged along the axial direction of the positioning hole.
6. The grader rotation mechanism as in claim 5, wherein the plurality of locating holes are evenly circumferentially disposed along the swing frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021754401.3U CN213268039U (en) | 2020-08-20 | 2020-08-20 | Land leveler slewing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021754401.3U CN213268039U (en) | 2020-08-20 | 2020-08-20 | Land leveler slewing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213268039U true CN213268039U (en) | 2021-05-25 |
Family
ID=75975684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021754401.3U Active CN213268039U (en) | 2020-08-20 | 2020-08-20 | Land leveler slewing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213268039U (en) |
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2020
- 2020-08-20 CN CN202021754401.3U patent/CN213268039U/en active Active
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