CN215492341U - Adjustable vibration exciter base of bevel gear formula - Google Patents
Adjustable vibration exciter base of bevel gear formula Download PDFInfo
- Publication number
- CN215492341U CN215492341U CN202121936147.3U CN202121936147U CN215492341U CN 215492341 U CN215492341 U CN 215492341U CN 202121936147 U CN202121936147 U CN 202121936147U CN 215492341 U CN215492341 U CN 215492341U
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- bevel gear
- base
- vibration exciter
- transmission shaft
- base frame
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- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims description 32
- 238000005096 rolling process Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
The utility model discloses a bevel gear type adjustable vibration exciter base, and relates to the technical field of vibration exciter bases. The utility model comprises a base frame, wherein a top plate is matched between opposite surfaces of the inner wall of the base frame in a sliding manner, a screw rod is arranged on the lower side of the top plate, a first bevel gear is matched on the lower side of the base frame in a rotating manner, and two groups of positioning mechanisms are arranged on the upper side of the inner wall of the base frame. According to the utility model, through the arranged screw rod, the height of the top plate can be adjusted through the matching of the screw rod and the first bevel gear, so that the working benefit of the vibration exciter is effectively improved, and the accuracy of experimental research is further improved.
Description
Technical Field
The utility model belongs to the technical field of vibration exciter bases, and particularly relates to a bevel gear type adjustable vibration exciter base.
Background
The exciter is a device attached to some machines and equipments for generating exciting force, and is an important part for utilizing mechanical vibration. The vibration exciter can make the excited object obtain a certain form and magnitude of vibration quantity, so as to make vibration and strength test for object or make calibration for vibration testing instrument and sensor. The vibration exciter can also be used as an exciting part to form a vibrating machine for realizing the work of conveying, screening, compacting and molding materials or objects, tamping soil gravels and the like. The vibration exciters are classified into inertial type electric, electromagnetic type, electrohydraulic type, pneumatic type, and hydraulic type according to the excitation type.
Generally speaking, the position is relatively fixed after current vibration exciter base is fixed with the vibration exciter, and is unmovable, when different high vibration and intensity test to the object, the height of vibration exciter is unadjustable, need pull down the vibration exciter when need carry out height control and reinstall, wastes time and energy.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a bevel gear type adjustable vibration exciter base, which solves the technical problem that the position of the existing vibration exciter base is relatively fixed and immovable after the vibration exciter is fixed.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
a bevel gear type adjustable vibration exciter base comprises a base frame, wherein a top plate is in sliding fit between opposite surfaces of the inner wall of the base frame, a screw rod is arranged on the lower side of the top plate, a first bevel gear is in rotating fit with the lower side of the base frame, and two groups of positioning mechanisms are arranged on the upper side of the inner wall of the base frame;
one end of the screw rod penetrates through the first bevel gear and is in threaded fit with the first bevel gear, a main transmission shaft and an auxiliary transmission shaft are respectively arranged in the two positioning mechanisms, a hand wheel is arranged at one end of the main transmission shaft, and one end of the main transmission shaft and one end of the auxiliary transmission shaft penetrating through the base frame are respectively connected with a second bevel gear and a third bevel gear.
Optionally, the second bevel gear and the third bevel gear are both meshed with the first bevel gear.
Optionally, the positioning mechanism comprises: the bearing cover is arranged on the upper side of the bearing base, and a rolling bearing is arranged between the lower side of the inner wall of the bearing cover and the upper side of the bearing base.
Optionally, the main transmission shaft and the auxiliary transmission shaft are respectively matched in the two rolling bearings in a rotating manner.
Optionally, the base frame comprises: two plate bodies have been installed to the base, the upside of base, and the spout has all been seted up to one side of two plate bodies, and the locating plate has been installed to the opposite face of two plate bodies, and the downside normal running fit of locating plate has first bevel gear, and the one end of lead screw runs through locating plate and first bevel gear screw-thread fit.
Optionally, threaded holes are formed in the two sides of the top plate, bolts are matched with the threaded holes in an inner thread mode, and the bolts are in sliding fit in the sliding grooves.
The embodiment of the utility model has the following beneficial effects:
according to the embodiment of the utility model, the screw rod is arranged, and the screw rod is matched with the first bevel gear to adjust the height of the top plate, so that the working benefit of the vibration exciter is effectively improved, and the accuracy of experimental research is further improved.
Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic cross-sectional structure diagram of a base of a bevel gear type adjustable vibration exciter;
FIG. 2 is a schematic view of an assembled three-dimensional structure of a bevel gear type adjustable vibration exciter base;
FIG. 3 is a perspective view of a lifting structure of a base of a bevel gear type adjustable vibration exciter;
fig. 4 is a perspective view of a bearing base of a bevel gear type adjustable vibration exciter base.
Wherein the figures include the following reference numerals:
the device comprises a hand wheel 1, a base frame 2, a bearing base 4, a rolling bearing 5, a bearing cover 6, a screw rod 8, a first bevel gear 9 and a top plate 10;
a main transmission shaft 3-1 and an auxiliary transmission shaft 3-2;
a second bevel gear 7-1 and a third bevel gear 7-2.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses.
To maintain the following description of the embodiments of the present invention clear and concise, a detailed description of known functions and known components of the utility model have been omitted.
Referring to fig. 1 to 4, in the present embodiment, there is provided a bevel gear type adjustable vibration exciter base, including: the base frame 2 is provided with a top plate 10 in sliding fit between opposite surfaces of the inner wall of the base frame 2, a plurality of threaded holes are formed in the lower side of the base frame 2 and can be used for fixing the base on a workbench through bolts, a screw rod 8 is arranged on the lower side of the top plate 10, the first bevel gear 9 rotates and can adjust the top plate 10 upwards or downwards through the screw rod 8, the first bevel gear 9 is rotatably matched with the lower side of the base frame 2, two groups of positioning mechanisms are arranged on the upper side of the inner wall of the base frame 2, and the positioning mechanisms are fixed to the lower side of the inner wall of the base frame 2 in a bolt or welding mode;
one end of the screw rod 8 penetrates through the first bevel gear 9 and is in threaded fit with the first bevel gear 9, a thread groove matched with the peripheral side of the screw rod 8 is arranged in the middle of the first bevel gear 9, a main transmission shaft 3-1 and an auxiliary transmission shaft 3-2 are respectively arranged in the two positioning mechanisms, the positioning mechanisms play a role in positioning the main transmission shaft 3-1 and the auxiliary transmission shaft 3-2, one end of the main transmission shaft 3-1 is provided with a hand wheel 1, the hand wheel 1 facilitates driving of the main transmission shaft 3-1, one end of the auxiliary transmission shaft 3-2 penetrating through the base frame 2 is respectively connected with a second bevel gear 7-1 and a third bevel gear 7-2, the third bevel gear 7-2 is used for driving the first bevel gear 9 to rotate, and the upper side of the top plate 10 is provided with a vibration exciter in a bolt or welding mode.
The application of one aspect of the embodiment is as follows: when the height of the vibration exciter needs to be adjusted, firstly, the hand wheel 1 is rotated, so that the main transmission shaft 3-1 fixedly connected with the hand wheel 1 rotates, then the main transmission shaft 3-1 drives the second bevel gear 7-1 to rotate, then the second bevel gear 7-1 drives the first bevel gear 9 to rotate, then the first bevel gear 9 drives the screw rod 9 to move upwards or downwards through threads, meanwhile, the screw rod 9 drives the top plate 10 to move upwards or downwards, and then the vibration exciter arranged on the top plate 10 rises and lowers, so that the effect of adjusting the height of the vibration exciter is achieved.
Through setting up the lead screw 8, the cooperation of lead screw 8 and first bevel gear 9 can be to the height of roof 8 adjust to the effectual working efficiency that improves the vibration exciter, the accuracy nature of experimental study has more improved, through the positioning mechanism who sets up, through positioning mechanism, positioning mechanism can support the location to final drive shaft 3-1, counter drive shaft 3-2, make transmission shaft 3-1, the counter drive shaft 3-2 rotation of adjusting the vibration exciter smooth more, and avoided transmission shaft 3-1, the condition that counter drive shaft 3-2 appears droing, thereby the effectual stability when adjusting the vibration exciter that improves.
The second bevel gear 7-1 and the third bevel gear 7-2 of the embodiment are both meshed with the first bevel gear 9, and the first bevel gear 9 can be driven to rotate through the second bevel gear 7-1 and the third bevel gear 7-2.
The positioning mechanism of the present embodiment includes: the bearing bases 4 support the main transmission shaft 3-1 and the auxiliary transmission shaft 3-2, the bearing cover 6 is arranged on the upper side of the bearing base 4, the rolling bearing 5 is arranged between the lower side of the inner wall of the bearing cover 6 and the upper side of the bearing base 4, the bearing cover 6 is used for fixing the rolling bearing 5, the main transmission shaft 3-1 and the auxiliary transmission shaft 3-2 are supported under the condition that the rotation of the transmission shafts is not influenced, and the main transmission shaft 3-1 and the auxiliary transmission shaft 3-2 are respectively in running fit with the two rolling bearings 5.
The base frame 2 of the present embodiment includes: the base, two plate bodys have been installed to the upside of base, the spout has all been seted up to one side of two plate bodys, and the locating plate has been installed to the opposite face of two plate bodys, the plate body has played the effect to the location that roof 10 rises, the downside normal running fit of locating plate has first bevel gear 9, and the one end of lead screw 8 runs through locating plate and first bevel gear 9 screw-thread fit, threaded hole has all been seted up to the both sides of roof 10, and threaded hole internal thread fit has the bolt, and bolt sliding fit is in the spout, unscrew four bolts when adjusting roof 10, then remove the fixed of roof 10 both ends, after the height adjustment is accomplished to the roof, the use tool is screwed up four bolts again and can be fixed roof 10, and be provided with on the lead screw 8 and prevent revolving the groove, prevent revolving the groove and act on base frame 2 middle locating plate. The large bevel gear 9 rotates to adjust the top plate 10 upwards or downwards through the screw 8.
The above embodiments may be combined with each other.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.
In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Claims (6)
1. The utility model provides an adjustable vibration exciter base of bevel gear formula which characterized in that includes: the device comprises a base frame (2), wherein a top plate (10) is in sliding fit between opposite surfaces of the inner wall of the base frame (2), a screw rod (8) is arranged on the lower side of the top plate (10), a first bevel gear (9) is in rotating fit with the lower side of the base frame (2), and two groups of positioning mechanisms are arranged on the upper side of the inner wall of the base frame (2);
one end of the screw rod (8) penetrates through the first bevel gear (9) and is in threaded fit with the first bevel gear (9), a main transmission shaft (3-1) and an auxiliary transmission shaft (3-2) are respectively arranged in the two positioning mechanisms, a hand wheel (1) is arranged at one end of the main transmission shaft (3-1), and one ends of the main transmission shaft (3-1) and the auxiliary transmission shaft (3-2) penetrating through the base frame (2) are respectively connected with a second bevel gear (7-1) and a third bevel gear (7-2).
2. The bevel gear type adjustable vibration exciter base according to claim 1, wherein the second bevel gear (7-1) and the third bevel gear (7-2) are both engaged with the first bevel gear (9).
3. The bevel gear adjustable vibration exciter mount of claim 1, wherein the positioning mechanism comprises: two bearing bases (4), a bearing cover (6) is arranged on the upper side of the bearing base (4), and a rolling bearing (5) is arranged between the lower side of the inner wall of the bearing cover (6) and the upper side of the bearing base (4).
4. The adjustable vibration exciter mount of claim 3, wherein the main drive shaft (3-1) and the counter drive shaft (3-2) are respectively rotatably fitted in the two rolling bearings (5).
5. The bevel gear adjustable vibration exciter mount according to claim 1, wherein the mount frame (2) comprises: two plate bodies have been installed to the base, the upside of base, and the spout has all been seted up to one side of two plate bodies, and the locating plate has been installed to the opposite face of two plate bodies, and the downside normal running fit of locating plate has first bevel gear (9), and the one end of lead screw (8) runs through locating plate and first bevel gear (9) screw-thread fit.
6. The bevel gear type adjustable vibration exciter base according to claim 1, wherein both sides of the top plate (10) are provided with threaded holes, and the threaded holes are internally threaded with bolts which are slidably fitted in the sliding grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121936147.3U CN215492341U (en) | 2021-08-18 | 2021-08-18 | Adjustable vibration exciter base of bevel gear formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121936147.3U CN215492341U (en) | 2021-08-18 | 2021-08-18 | Adjustable vibration exciter base of bevel gear formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215492341U true CN215492341U (en) | 2022-01-11 |
Family
ID=79762724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121936147.3U Expired - Fee Related CN215492341U (en) | 2021-08-18 | 2021-08-18 | Adjustable vibration exciter base of bevel gear formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215492341U (en) |
-
2021
- 2021-08-18 CN CN202121936147.3U patent/CN215492341U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220111 |