CN220356623U - Cam mechanism vibrating table with adjustable amplitude - Google Patents
Cam mechanism vibrating table with adjustable amplitude Download PDFInfo
- Publication number
- CN220356623U CN220356623U CN202321938973.0U CN202321938973U CN220356623U CN 220356623 U CN220356623 U CN 220356623U CN 202321938973 U CN202321938973 U CN 202321938973U CN 220356623 U CN220356623 U CN 220356623U
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- cam
- disc
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- side supporting
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- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 230000001360 synchronised effect Effects 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 10
- 239000003638 chemical reducing agent Substances 0.000 claims description 8
- 210000004907 gland Anatomy 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005662 electromechanics Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a cam mechanism vibrating table with adjustable amplitude.A cam disc and a distance adjusting disc are connected together through a double-end stud, and the end part of the cam disc is locked by a locking nut; the rack is connected to the distance adjusting disc through a screw; the upper main shaft can vertically move up and down in the side support plates and the U-shaped guide grooves of the side support plates. After the locking nut at the connecting end part of the cam disc and the distance adjusting disc is loosened, the motor is started to drive the main transmission shaft to rotate, so that the rack on the distance adjusting disc and the gear on the main transmission shaft move mutually, the generated displacement is the eccentricity of the cam mechanism, namely the amplitude, then the motor is stopped to lock the locking nut at the connecting end part of the cam disc and the distance adjusting disc, and the motor is started again to realize the movement under the amplitude. The utility model realizes the problem that the cam mechanism can not adjust the eccentricity; the efficiency is improved, the cost is saved, and the safety is high.
Description
Technical Field
The utility model relates to an amplitude-adjustable vibrating table, which can realize vibration with multiple amplitudes by one device.
Background
Vibration testing stands are a type of test device used to simulate the various vibration environments encountered during manufacturing, assembly, transportation, and use of test products to verify the ability of the product to withstand environmental vibrations. Is widely applicable to research, development and manufacture of various industries such as electronics, electromechanics, photoelectricity, automobiles, toys and the like.
The vibration amplitude of the existing cam mechanism vibration table is fixed, the vibration amplitude cannot be adjusted at will in the practical process, and when the vibration amplitude test is required to be carried out, the cams with different eccentric distances are required to be replaced, so that the cost is increased, and meanwhile, the installation is complicated. Therefore, how to realize an amplitude-adjustable vibration test stand is an urgent problem to be solved by those skilled in the art.
Disclosure of Invention
The utility model aims to provide an amplitude-adjustable cam mechanism vibrating table which can adjust the amplitude in the use of equipment.
The technical scheme of the utility model is that the cam mechanism vibrating table with adjustable amplitude is characterized by comprising a base, a left side supporting plate, a square seat bearing, a main transmission shaft, an upper main shaft, an upper mounting plate, a joint bearing, a cam disc, a double-end stud, a gear, a rack, a distance adjusting disc, a large gland, a large synchronous belt wheel, a synchronous belt, a small synchronous belt wheel, a motor seat, a speed reducer, a motor, a guide post and a right side supporting plate;
the large gland is arranged on the cam through a screw and is used for positioning the distance-adjusting disc; the cam disc is connected with the distance adjusting disc through a double-end stud, and the end part is locked by a locking nut; the rack is connected to the distance adjusting disc through a screw; the main transmission shaft passes through the left side supporting plate and the cam disc, then is provided with a gear and a synchronous large belt wheel in a key connection mode, and finally passes through the right side supporting plate, and the rear two ends of the main transmission shaft are positioned by using square seat bearing and then are fixed with the left side supporting plate and the right side supporting plate;
a small synchronous belt pulley is arranged at the end of the speed reducer, and a large synchronous belt pulley and a small synchronous belt pulley are connected together by a synchronous belt; the knuckle bearing is arranged at the upper end of the cam disc; the upper mounting plate is connected with the cam through a joint bearing;
the upper main shaft passes through the lug holes of the upper mounting plate, the U-shaped guide grooves of the left side support plate and the right side support plate and the joint bearing arranged on the upper part of the cam, and then the two sides of the upper main shaft are fixed by locking nuts, so that the upper main shaft can vertically move up and down in the U-shaped guide grooves of the side support plates and the side support plates.
Further, one end of the guide post is arranged on four sides of the left side supporting plate, and the other end of the guide post is correspondingly arranged on the installation position below the upper installation plate, so that the upper installation plate is always a plane when the cam moves up and down.
Further, left side backup pad and right side backup pad welded connection are in base fixed position.
Further, the gear and rack meshingly connect the main drive shaft with the dial.
Further, the length of the U-shaped guide groove is the maximum amplitude of the cam mechanism.
Further, the motor cabinet is installed at the appointed position of the edge of the base, one end of the speed reducer is connected with the motor, and the other end of the speed reducer is installed on the motor cabinet.
The utility model has the following beneficial effects:
1. the utility model realizes the problem that the cam mechanism can not adjust the eccentricity;
2. the utility model improves the efficiency, saves the cost and ensures the safety;
drawings
FIG. 1 is an overall block diagram of an amplitude adjustable cam mechanism shake table;
fig. 2 is an isometric view of an amplitude adjustable cam mechanism shake table.
Reference numerals illustrate: the device comprises a base 1, a left side supporting plate 2, a square seat bearing 3, a main transmission shaft 4, an upper main shaft 5, an upper mounting plate 6, a joint bearing 7, a cam 8, a cam disc 9, a double-end stud 10, a gear 11, a rack 12, a distance adjusting disc 13, a large gland 14, a synchronous large belt pulley 15, a synchronous belt 16, a synchronous small belt pulley 17, a motor seat 18, a speed reducer 19, a motor 20, a guide post 21 and a right side supporting plate 22.
Detailed Description
As shown in fig. 1 and 2, an amplitude-adjustable cam mechanism vibrating table is characterized in that a base 1 is a supporting body of the whole vibrating table, a cam disc 9, a gear 11 and a synchronous large belt pulley 15 are arranged on a main transmission shaft 4 and are fixed between a left supporting plate 2 and a right supporting plate 22 through a square seat bearing 3; the cam 8 and the adjusting disk 13 are connected together in a bearing connection mode, and further the gear rack 12 connected on the adjusting disk 13 through screws is meshed with the gear 11 arranged on the main transmission shaft 4.
The cam disc 9 and the distance adjusting disc 13 are connected together through the double-end stud 10, and the end part is locked by a locking nut; when the nut does not lock the distance-adjusting disk 13 and the cam disk 9, the gear 11 and the rack 12 are relatively displaced by rotating the main transmission shaft 4, so that the cam disk 9 and the cam 8 which are arranged on the same shaft with the gear 11 are eccentric, the relative displacement of the rack 12 of the gear 11 is the eccentric distance of the cam 8, then the nut for fixing the cam disk 9 and the distance-adjusting disk 13 is locked, at the moment, the cam disk 9 and the distance-adjusting disk 13 are a rigid body, and the up-and-down jumping of the cam mechanism can be realized by rotating the main transmission shaft 4.
The upper main shaft 5 passes through the lug holes of the upper mounting plate 6, the U-shaped guide grooves of the left side support plate 2 and the right side support plate 22 and the knuckle bearing 7 arranged on the upper part of the cam 8, then two sides are fixed by locking nuts, the upper main shaft 5 vertically moves up and down in the U-shaped guide grooves of the left side support plate 2 and the right side support plate 22, and the length of the U-shaped guide grooves is the maximum amplitude of the cam mechanism.
One end of the guide post 21 is arranged on four sides of the left side supporting plate 2, and the other end of the guide post is correspondingly arranged on the installation position below the upper installation plate 6, so that the upper installation plate 6 is always a plane when the cam 8 moves up and down.
The specific operation state is as follows
In the initial state, the main transmission shaft 4 and the cam disk 9, the gear 11, the cam 8 and the distance adjusting disk 13 which are arranged on the upper periphery of the main transmission shaft are all concentric, and the amplitude of the cam mechanism is zero;
after the locking nut at the connecting end part of the cam disc 9 and the distance adjusting disc 13 is loosened, the motor is started to drive the main transmission shaft 4 to rotate, so that the rack 12 on the distance adjusting disc 13 and the gear 11 on the main transmission shaft 4 move mutually, the generated displacement is the eccentricity of the cam mechanism, namely the amplitude, then the motor is stopped to lock the locking nut at the connecting end part of the cam disc 9 and the distance adjusting disc 13, and the motor is started again to realize the movement under the amplitude.
The foregoing is merely a specific embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present utility model should be included in the scope of the present utility model.
Claims (6)
1. The cam mechanism vibrating table with the adjustable amplitude is characterized by comprising a base (1), a left side supporting plate (2), a square seat bearing (3), a main transmission shaft (4), an upper main shaft (5), an upper mounting plate (6), a joint bearing (7), a cam (8), a cam disc (9), a double-end stud (10), a gear (11), a rack (12), a distance-adjusting disc (13), a large gland (14), a synchronous large belt wheel (15), a synchronous belt (16), a synchronous small belt wheel (17), a motor seat (18), a speed reducer (19), a motor (20), a guide post (21) and a right side supporting plate (22);
wherein the distance-adjusting disc (13) is connected with the cam (8) through a bearing, and the large gland (14) is arranged on the cam (8) through a screw and is used for positioning the distance-adjusting disc (13); the cam disc (9) is connected with the distance adjusting disc (13) through a double-end stud (10), and the end part is locked by a locking nut; the rack (12) is connected to the distance adjusting disc (13) through a screw; the main transmission shaft (4) passes through the left side supporting plate (2) and the cam disc (9) and then is provided with a gear (11) and a synchronous large belt wheel (15) in a key connection mode on the main transmission shaft (4), and the rear two ends of the main transmission shaft (4) which finally passes through the right side supporting plate (22) are fixed with the left side supporting plate (2) and the right side supporting plate (22) after being positioned by using square seat bearings (3);
a small synchronous belt wheel (17) is arranged at the end of the speed reducer (19), and a synchronous belt (16) connects a large synchronous belt wheel (15) with the small synchronous belt wheel (17); the knuckle bearing (7) is arranged at the upper end of the cam disc (9); the upper mounting plate (6) is connected with the cam (8) through a joint bearing (7);
the two sides of the upper main shaft (5) are fixed by locking nuts after passing through the lug holes of the upper mounting plate (6) and the U-shaped guide grooves of the left side supporting plate (2) and the right side supporting plate (22) and passing through the knuckle bearing (7) arranged on the upper part of the cam (8), so that the upper main shaft (5) can vertically move up and down in the U-shaped guide grooves of the left side supporting plate (2) and the right side supporting plate (22).
2. An amplitude-adjustable cam mechanism vibrating table as claimed in claim 1, characterized in that one end of the guide post (21) is arranged on four sides of the left support plate (2), and the other end is correspondingly arranged on the installation position below the upper installation plate (6), so that the upper installation plate (6) is always a plane when the cam (8) moves up and down.
3. An amplitude adjustable cam mechanism vibrating table as claimed in claim 1, characterized in that the left side support plate (2) and the right side support plate (22) are welded in a fixed position on the base (1).
4. An amplitude adjustable cam mechanism vibrating table as claimed in claim 1, characterised in that the gear (11) and the rack (12) are arranged to connect the main drive shaft (4) and the pitch disc (13) in a meshing manner.
5. An amplitude adjustable cam mechanism vibration table as claimed in claim 1, wherein the length of the U-shaped channel is the maximum amplitude of the cam mechanism.
6. An amplitude-adjustable cam mechanism vibrating table as claimed in claim 1, characterized in that the motor base (18) is mounted at a designated position on the edge of the base (1), one end of the speed reducer (19) is connected with the motor (20), and the other end is mounted on the motor base (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321938973.0U CN220356623U (en) | 2023-07-21 | 2023-07-21 | Cam mechanism vibrating table with adjustable amplitude |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321938973.0U CN220356623U (en) | 2023-07-21 | 2023-07-21 | Cam mechanism vibrating table with adjustable amplitude |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220356623U true CN220356623U (en) | 2024-01-16 |
Family
ID=89478622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321938973.0U Active CN220356623U (en) | 2023-07-21 | 2023-07-21 | Cam mechanism vibrating table with adjustable amplitude |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220356623U (en) |
-
2023
- 2023-07-21 CN CN202321938973.0U patent/CN220356623U/en active Active
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