CN214916925U - Brand-new portable grinding instrument with adjustable height - Google Patents
Brand-new portable grinding instrument with adjustable height Download PDFInfo
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- CN214916925U CN214916925U CN202121268752.8U CN202121268752U CN214916925U CN 214916925 U CN214916925 U CN 214916925U CN 202121268752 U CN202121268752 U CN 202121268752U CN 214916925 U CN214916925 U CN 214916925U
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- fixedly connected
- spline
- rod
- sleeved
- housing
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Abstract
The utility model discloses a brand-new portable grinding appearance that can height-adjusting, comprising a base plate, the bottom casing welding of bottom plate has straight-teeth gear one, the bottom casing fixedly connected with screw thread section of thick bamboo of straight-teeth gear one, the bottom inner circle of screw thread section of thick bamboo rotates the cover and is equipped with the threaded rod, the outer lane of threaded rod rotates the cover and is equipped with and removes the frame, remove the top casing fixedly connected with dead lever of frame, the bottom fixedly connected with bearing one of dead lever, the inner circle fixed cover of bearing one is equipped with spline housing two, the left end of spline housing two and the equal fixedly connected with bevel gear one in bottom of threaded rod, two bevel gear intermeshing, the top shells inner wall sliding connection who removes the frame has the mount, the bottom casing fixedly connected with bearing two of mount. The utility model discloses can carry out the adjustment of height and direction to grinding the appearance, make grinding the appearance and can both provide good state for the user under the state of difference.
Description
Technical Field
The utility model relates to a broken technical field of sample grinding especially relates to a brand-new portable grinding appearance that can height-adjusting.
Background
The portable grinding instrument is small in size, light in weight, high in grinding efficiency, good in grinding effect and convenient to carry, and is suitable for being liked by practitioners needing to use the instrument, such as field/field operation grinding instruments, and police and judicial system workers.
Because the regulation of current portable grinding appearance height and direction receives the restriction easily to inconvenient sample is ground, is broken, and then has increased operating personnel to the operation degree of difficulty of grinding the appearance. Therefore, a novel portable grinding instrument with adjustable height is provided.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
The technical problem who receives the restriction easily is adjusted to height and direction for solving current portable grinding appearance, the utility model provides a brand-new portable grinding appearance that can height-adjusting.
(II) technical scheme
The utility model provides a brand-new portable grinding instrument with adjustable height, which comprises a bottom plate, a first straight gear is welded on the bottom shell of the bottom plate, a threaded cylinder is fixedly connected with the bottom shell of the first straight gear, the inner ring at the bottom of the threaded cylinder is rotatably sleeved with a threaded rod, the outer ring of the threaded rod is rotatably sleeved with a movable frame, a fixed rod is fixedly connected with the top shell of the movable frame, a first bearing is fixedly connected with the bottom end of the fixed rod, the inner ring of the bearing I is fixedly sleeved with a spline housing II, the left end of the spline housing II and the bottom end of the threaded rod are both fixedly connected with a bevel gear I, the two bevel gears I are mutually meshed, the inner wall of the top shell of the movable frame is connected with a fixed frame in a sliding way, the bottom shell of the fixed frame is fixedly connected with a second bearing, the inner ring of the bearing II is fixedly sleeved with a rotating shaft, and the right end of the rotating shaft movably penetrates through the right shell of the movable frame.
Preferably, four fusiform springs are fixedly connected with the top shell of the bottom plate, the fusiform springs are large in the middle and small in two ends, a support is fixedly connected with the top end of each fusiform spring, a pressing block is connected with the top shell of the support through a bolt, and a motor is clamped between the support and the pressing block.
Preferably, the output shaft fixedly connected with of motor inclines the terminal surface axle, the fixed swing arm that is equipped with of left end outer lane of oblique terminal surface axle, the grinding pipe is installed at the top of swing arm.
Preferably, the top shell inner ring of the moving frame is rotatably sleeved with a first spline rod, a top outer ring of the first spline rod is movably sleeved with a first spline sleeve, the top shell of the first spline sleeve is fixedly connected with a second straight gear, a limiting plate is rotatably sleeved on the outer ring of the first spline sleeve, the threaded cylinder is fixedly sleeved in the shell inner ring of the limiting plate, and the first straight gear and the second straight gear are meshed with each other.
Preferably, the bottom end of the first spline rod and the left end of the rotating shaft are fixedly connected with a second bevel gear, the two second bevel gears are meshed with each other and located below the left shell of the second bevel gear, the second spline rod and the second spline sleeve are located on the same horizontal line.
Preferably, the outer wall of the top shell of the fixed frame is fixedly connected with a sliding block, the inner wall of the top shell of the movable frame is provided with a sliding groove, and the outer ring of the sliding block is slidably sleeved in the inner ring of the sliding groove.
Compared with the prior art, the beneficial effects of the utility model are that:
the rotating shaft is pushed to enable the two bevel gears II to be disengaged through a threaded rod, a threaded cylinder, a limiting plate, a spline housing II, a bevel gear I, a rotating shaft, a spline rod II and the like, the spline rod II is inserted into the spline housing II, and the threaded cylinder, the spline housing I and the limiting plate can be driven to ascend or descend simultaneously through the bevel gear I and the threaded rod when the rotating shaft is rotated, so that the height of the grinding instrument can be adjusted;
through straight-teeth gear one, spline bar one, spline housing one, straight-teeth gear two, bevel gear two, isotructure, the pulling pivot makes two bevel gear intermeshing, rotates the pivot and passes through bevel gear two and drive spline bar one and spline housing one and rotate, and the rotation of spline housing one can drive the bottom plate through straight-teeth gear one and rotate, can carry out the adjustment of height and direction to the grinding appearance from this, makes the grinding appearance can both provide good state for the user under the state of difference.
Drawings
FIG. 1 is a schematic view of a novel portable grinder with adjustable height according to the present invention;
FIG. 2 is a schematic view of a front view of a novel portable grinder with adjustable height according to the present invention;
fig. 3 is a schematic front view of a novel height-adjustable portable grinding apparatus moving frame according to the present invention.
In the figure: the grinding device comprises a base plate 1, a spindle-shaped spring 2, a support 3, a pressing block 4, a motor 5, an inclined end face shaft 6, a swinging arm 7, a grinding pipe 8, a moving frame 9, a threaded rod 10, a threaded barrel 11, a straight gear I12, a spline rod I13, a spline housing I14, a straight gear II 15, a limiting plate 16, a fixing rod 17, a bearing I18, a spline housing II 19, a bevel gear I20, a fixing frame 21, a bearing II 22, a rotating shaft 23, a bevel gear II 24 and a spline rod II 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
As shown in fig. 1-3, the utility model provides a brand-new portable grinder capable of adjusting height, which comprises a bottom plate 1, wherein a bottom shell of the bottom plate 1 is welded with a first straight gear 12, a bottom shell of the first straight gear 12 is fixedly connected with a threaded cylinder 11, a bottom inner ring rotating sleeve of the threaded cylinder 11 is provided with a threaded rod 10, an outer ring rotating sleeve of the threaded rod 10 is provided with a movable frame 9, a top shell of the movable frame 9 is fixedly connected with a fixed rod 17, the bottom end of the fixed rod 17 is fixedly connected with a first bearing 18, an inner ring of the first bearing 18 is fixedly provided with a second spline housing 19, the left end of the second spline housing 19 and the bottom end of the threaded rod 10 are both fixedly connected with a first bevel gear 20, the two bevel gears 20 are mutually meshed, the inner wall of the top shell of the movable frame 9 is slidably connected with a fixed frame 21, the bottom shell of the fixed frame 21 is fixedly connected with a second bearing 22, and an inner ring fixed sleeve of the second bearing 22 is provided with a rotating shaft 23, the right end of the rotating shaft 23 movably penetrates out of the right shell of the moving frame 9.
In an alternative embodiment, four spindle-shaped springs 2 are fixedly connected to the top shell of the bottom plate 1, the spindle-shaped springs 2 are large in the middle and small in the two ends, a support 3 is fixedly connected to the top ends of the spindle-shaped springs 2, a pressing block 4 is connected to the top shell of the support 3 through bolts, and a motor 5 is clamped between the support 3 and the pressing block 4.
In an alternative embodiment, the output shaft of the motor 5 is fixedly connected with a bevel end shaft 6, the outer ring of the left end of the bevel end shaft 6 is fixedly sleeved with a swing arm 7, and a grinding pipe 8 is mounted on the top of the swing arm 7.
In an alternative embodiment, the top housing inner ring of the movable frame 9 is rotatably sleeved with a first spline rod 13, the top outer ring of the first spline rod 13 is movably sleeved with a first spline housing 14, the top housing of the first spline housing 14 is fixedly connected with a second spur gear 15, the outer ring of the first spline housing 14 is rotatably sleeved with a limiting plate 16, the threaded cylinder 11 is fixedly sleeved in the housing inner ring of the limiting plate 16, and the first spur gear 12 and the second spur gear 15 are meshed with each other.
It should be noted that when the spline housing i 14 drives the spur gear ii 15 to rotate, the spur gear ii 15 can drive the base plate 1 to rotate through the spur gear i 12.
In an alternative embodiment, the bottom end of the spline rod I13 and the left end of the rotating shaft 23 are fixedly connected with a bevel gear II 24, the two bevel gears II 24 are meshed with each other, the left shell positioned at the lower bevel gear II 24 is fixedly connected with a spline rod II 25, and the spline rod II 25 and the spline sleeve II 19 are positioned on the same horizontal line.
It should be noted that, pushing the rotating shaft 23 can push the second spline rod 25 into the inner ring of the second spline housing 19, so as to control the threaded rod 10 or the first spline rod 13 to rotate independently.
In an alternative embodiment, a sliding block is fixedly connected to an outer wall of the top housing of the fixed frame 21, a sliding groove is formed in an inner wall of the top housing of the movable frame 9, and an outer ring of the sliding block is slidably sleeved in an inner ring of the sliding groove.
It should be noted that, through the cooperation of the sliding groove and the sliding block, the rotating shaft 23 can be continuously provided with a supporting force when being pulled.
The working principle is as follows: firstly, because the fixed frame 21 on the top shell of the bearing II 22 is slidably connected on the inner wall of the shell of the movable frame 9, and the spline rod II 25 and the spline sleeve II 19 are positioned on the same horizontal line, the two bevel gear II 24 can be disengaged by pushing the rotating shaft 23, the spline rod II 25 is inserted into the spline sleeve II 19, the two bevel gear I20 at the left end of the spline sleeve II 19 and the bottom end of the threaded rod 10 are engaged with each other, and the 16) on the outer ring of the threaded cylinder 11 is rotatably sleeved on the outer ring of the spline sleeve I14, so that the threaded cylinder 11, the spline sleeve I14 and the limiting plate 16 can be driven by the bevel gear I20 and the threaded rod 10 to simultaneously ascend or descend when the rotating shaft 23 is rotated, the height of the grinding instrument can be adjusted, when the rotating shaft 23 is pulled to engage the two bevel gear II 24 with each other, the spline sleeve I14 is sleeved on the outer ring of the spline rod I13, so that the rotating shaft 23 can drive the spline rod I13 and the spline sleeve I14 to rotate by the bevel gear II 24, and a first spur gear 12 on the bottom shell of the base plate 1 is rotatably connected with the thread cylinder 11, and the first spur gear 12 is meshed with a second spur gear 15, so that the first spline housing 14 can rotate to drive the base plate 1 to rotate through the first spur gear 12, and therefore, the height and direction of the grinding instrument can be adjusted, and the grinding instrument can provide good states for users in different states.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element 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", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The novel portable grinding instrument with the adjustable height comprises a base plate (1) and is characterized in that a straight gear I (12) is welded on a bottom shell of the base plate (1), a bottom shell fixedly connected with a threaded cylinder (11) of the straight gear I (12), a threaded rod (10) is sleeved on a bottom inner ring rotating sleeve of the threaded cylinder (11), a moving frame (9) is sleeved on an outer ring rotating sleeve of the threaded rod (10), a fixing rod (17) is fixedly connected with a top shell of the moving frame (9), a first bearing (18) is fixedly connected with a bottom end of the fixing rod (17), a second spline sleeve (19) is fixedly sleeved on an inner ring of the first bearing (18), a first bevel gear (20) is fixedly connected with the left end of the second spline sleeve (19) and the bottom end of the threaded rod (10), the first bevel gear (20) is meshed with each other, and a fixing frame (21) is slidably connected with the inner wall of the top shell of the moving frame (9), the bottom casing fixedly connected with bearing two (22) of mount (21), the inner circle fixed cover of bearing two (22) is equipped with pivot (23), the right-hand member activity of pivot (23) runs through out the right side casing that removes frame (9).
2. The portable grinding instrument with the novel adjustable height according to claim 1, characterized in that four spindle-shaped springs (2) are fixedly connected to the top housing of the bottom plate (1), the spindle-shaped springs (2) are large in the middle and small in the two ends, a support (3) is fixedly connected to the top ends of the spindle-shaped springs (2), the top housing of the support (3) is connected with a pressing block (4) through a bolt, and a motor (5) is clamped between the support (3) and the pressing block (4).
3. The novel portable grinding instrument with adjustable height according to claim 2 is characterized in that the output shaft of the motor (5) is fixedly connected with a slant end shaft (6), the outer ring of the left end of the slant end shaft (6) is fixedly sleeved with a swing arm (7), and the top of the swing arm (7) is provided with a grinding pipe (8).
4. The novel portable grinder with adjustable height as claimed in claim 1, wherein the top housing inner ring of the movable frame (9) is rotatably sleeved with a first spline rod (13), the top outer ring of the first spline rod (13) is movably sleeved with a first spline housing (14), the top housing of the first spline housing (14) is fixedly connected with a second spur gear (15), the outer ring of the first spline housing (14) is rotatably sleeved with a limiting plate (16), the threaded cylinder (11) is fixedly sleeved in the housing inner ring of the limiting plate (16), and the first spur gear (12) and the second spur gear (15) are meshed with each other.
5. The novel portable grinder with adjustable height as claimed in claim 4, wherein the bottom end of the spline rod I (13) and the left end of the rotating shaft (23) are both fixedly connected with a bevel gear II (24), the two bevel gears II (24) are meshed with each other, the housing on the left side of the bevel gear II (24) below is fixedly connected with a spline rod II (25), and the spline rod II (25) and the spline sleeve II (19) are located on the same horizontal line.
6. The portable grinding instrument with the adjustable height as claimed in claim 1, wherein the outer wall of the top shell of the fixed frame (21) is fixedly connected with a sliding block, the inner wall of the top shell of the movable frame (9) is provided with a sliding groove, and the outer ring of the sliding block is slidably sleeved in the inner ring of the sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121268752.8U CN214916925U (en) | 2021-06-08 | 2021-06-08 | Brand-new portable grinding instrument with adjustable height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121268752.8U CN214916925U (en) | 2021-06-08 | 2021-06-08 | Brand-new portable grinding instrument with adjustable height |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214916925U true CN214916925U (en) | 2021-11-30 |
Family
ID=79052115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121268752.8U Active CN214916925U (en) | 2021-06-08 | 2021-06-08 | Brand-new portable grinding instrument with adjustable height |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214916925U (en) |
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2021
- 2021-06-08 CN CN202121268752.8U patent/CN214916925U/en active Active
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