CN212254966U - Cement mortar plain bumper - Google Patents
Cement mortar plain bumper Download PDFInfo
- Publication number
- CN212254966U CN212254966U CN202020834569.9U CN202020834569U CN212254966U CN 212254966 U CN212254966 U CN 212254966U CN 202020834569 U CN202020834569 U CN 202020834569U CN 212254966 U CN212254966 U CN 212254966U
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- Prior art keywords
- vibration
- sliding
- cement mortar
- base
- cylindrical cam
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Abstract
The utility model provides a cement mortar plain bumper, including vibration dish and vibrating motor, still include the base and be located the balladeur train of base top, be equipped with the more than two and perpendicular to the slide opening that the base was seted up on the balladeur train, the vibration dish is located the balladeur train top, be equipped with on the vibration dish with slide opening arithmetic arrangement, extend through the slide opening and be sliding fit's traveller with the slide opening toward the base direction, vibrating motor is fixed in on the base, the balladeur train is fixed in on vibrating motor; the output shaft of the vibration motor faces the vibration disc, a cylindrical cam is arranged on the output shaft, the cylindrical cam is located between the vibration disc and the sliding frame, and a roller matched with the cylindrical cam is arranged at the bottom of the vibration disc; the base is provided with a supporting table which is arranged in equal number with the sliding holes or the sliding columns, the supporting table is provided with a supporting rod with adjustable height, and the supporting rod is supported against the sliding columns when the vibration plate descends. The utility model has the advantages of compact structure, small occupied area and stepless adjustment of vibration amplitude.
Description
Technical Field
The utility model relates to a vibration detection area, concretely relates to cement mortar plain bumper.
Background
In cement strength measurement experiments, cement mortar jolters are widely used as a device for testing cement strength by using a fluidity measurement method.
Chinese patent CN201720083755.1 discloses a cement mortar plain bumper, which comprises a bracket, the support top is provided with the mesa, mesa below fixedly connected with gyro wheel, gyro wheel below butt has the cam, near cam is provided with a plurality of cams that the axle center is located the coplanar, the cam includes first cam surface and second cam surface, the diameter of first cam surface is less than the second cam surface, the second cam surface diameter of a plurality of cams is different, a plurality of cam fixedly connected with motors, motor fixedly connected with connecting rod, the one end that the support is close to the connecting rod is provided with logical groove, the connecting rod passes logical groove and is provided with screw-nut, screw-nut wears to be equipped with the lead screw, screw-nut one end fixedly connected with handle, the leg joint has the dwang, the dwang articulates there is the support.
This patent adopts a plurality of cams to adjust the vibration range, but it has overall structure longer, and area is great etc. shortcoming.
SUMMERY OF THE UTILITY MODEL
Based on the problem, the utility model aims to provide a compact structure, area is little, but cement mortar plain bumper of infinitely variable control vibration range.
Aiming at the problems, the following technical scheme is provided: the cement mortar jolt ramming table comprises a vibration disc, a vibration motor, a base and a sliding frame, wherein the sliding frame is positioned above the base, more than two sliding holes which are vertical to the base are formed in the sliding frame, the vibration disc is positioned above the sliding frame, the vibration disc is provided with sliding columns which are arranged in an equal number with the sliding holes, extend through the sliding holes in the direction of the base and are in sliding fit with the sliding holes, the vibration motor is fixed on the base, and the sliding frame is fixed on the vibration motor; the output shaft of the vibration motor faces the vibration disc, a cylindrical cam is arranged on the output shaft, the cylindrical cam is located between the vibration disc and the sliding frame, and a roller matched with the cylindrical cam is arranged at the bottom of the vibration disc; the base is provided with a supporting table which is arranged in equal number with the sliding holes or the sliding columns, the supporting table is provided with a supporting rod with adjustable height, and the supporting rod is supported against the end face of the lower end of the sliding column when the vibrating plate descends.
In the structure, the vibration disc slides up and down through the sliding column, the cylindrical cam is driven to rotate by the aid of the vibration motor, the cylindrical cam and the roller are matched to jack the vibration disc, the vibration disc is made to fall back by self weight when rising to the highest position to realize a vibration pulse, and the vibration motor is perpendicular to the vibration disc and the cylindrical cam, so that the length and the size of the existing cement mortar plain bumper can be greatly reduced, and the whole size of the existing cement mortar plain bumper is compact and small.
The utility model is further provided with three or four sliding holes which are uniformly distributed by taking the center of the sliding frame as the rotating axis; the vibration motor axis is concentric with the carriage center.
In the structure, the sliding hole is arranged around the vibration motor, so that the stability of the vibration disc during up-and-down motion can be effectively improved, and the vibration disc is prevented from being skewed and blocked.
The utility model discloses further set up to, the cylinder cam up end is equipped with two cam profile lines that are 180 degrees equipartitions and set up, the cam profile line risees along vibrating motor rotation direction spiral, vibration bottom of the plate portion is equipped with two downwardly extending, is the roller frame that 180 degrees set up each other, the roller articulates respectively in two roller frame belows, and two rollers offset with two cam profile lines respectively when the cylinder cam rotates.
In the structure, the cam contour lines arranged at 180 degrees are uniformly matched with the two rollers, so that the axial thrust balance of the cylindrical cam can be ensured, and the phenomenon that the vibration disc is obliquely pushed or extra abrasion is generated between the slide hole and the slide column due to thrust deviation between the cylindrical cam and the rollers is avoided.
The utility model discloses further set up to, the traveller bottom is equipped with the bearing dish that the diameter is greater than the traveller external diameter, the bracing piece top is equipped with and is used for supporting the bearing mesa of traveller fall-back height when the vibration dish whereabouts.
In the structure, the bearing disc with the diameter larger than the outer diameter of the sliding column can be propped against the bottom surface of the sliding frame when the vibration disc excessively slides upwards, so that the accidental upwards release in the transportation process is effectively prevented.
The utility model discloses further set up to, bear the mesa external diameter and be greater than and bear a set of diameter, it is equipped with anti-skidding tooth to bear the mesa outer fringe.
In the structure, the user can conveniently hold the outer edge of the bearing table board by hand to adjust the height of the bearing table board.
The utility model discloses further set up to, the brace table is the height of screw-thread fit in order to adjust the bracing piece with the bracing piece.
In the structure, the supporting table is in threaded fit with the supporting rod, and stepless adjustment of the stroke of the vibration disc can be realized.
The utility model discloses further set up to, both ends all are equipped with the ring flange about the vibrating motor, base and balladeur train are all connected fixedly through ring flange and vibrating motor.
In the structure, the vibration motor is used for connecting the base and the sliding frame, so that the weight of the whole machine is effectively reduced, and the whole structure is more compact and concise while the carrying is facilitated.
The utility model discloses further set up to, the vibrating motor outer wall is equipped with the control box, be equipped with the control switch that is used for controlling vibrating motor work on the control box and be used for showing vibration frequency's display screen.
In the structure, the rotating speed of the vibration motor is 30 revolutions per minute, and when the vibration motor controls the cylindrical cam to rotate for one circle, the cam contour lines uniformly distributed at 180 degrees can form two fall-back impacts.
The utility model discloses further set up to, still be equipped with fixing device on the vibration dish quotation.
The utility model has the advantages that: the vibration dish passes through the traveller and realizes sliding from top to bottom, and cooperation vibrating motor drive cylindrical cam rotates, makes cylindrical cam and roller cooperation push up high vibration dish, makes it lean on the dead weight to fall back when treating the vibration dish and realize a vibration pulse to the highest position, because vibrating motor sets up with vibration dish and cylindrical cam perpendicularly, compares current cement mortar plain bumper and can reduce length size by a wide margin, makes its whole volume more compact small and exquisite.
Drawings
Fig. 1 is a schematic structural view of the vibration plate of the present invention falling back to the lowest position.
Fig. 2 is a schematic structural view of the vibration plate of the present invention rising to the highest position.
Fig. 3 is a structural schematic diagram of the vibration plate in a half-reduced state of the fall stroke.
Fig. 4 is a schematic view of the full-section structure of the present invention.
The reference numbers in the figures mean: 10-a vibrating pan; 11-a slide column; 111-a carrier tray; 12-a roller; 13-a roller frame; 20-a vibration motor; 21-a cylindrical cam; 211-cam profile line; 22-flange plate; 23-a control box; 231-a control switch; 232-display screen; 30-a base; 31-a support table; 32-a support bar; 321-a carrying table; 322-anti-slip teeth; 40-a carriage; 41-slide hole.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1 to 4, the cement mortar jolt ramming table shown in fig. 1 to 4 includes a vibration plate 10 and a vibration motor 20, further includes a base 30 and a carriage 40 located above the base 30, the carriage 40 is provided with more than two sliding holes 41 perpendicular to the base 30, the vibration plate 10 is located above the carriage 40, the vibration plate 10 is provided with sliding holes 41 in equal number, the sliding posts 11 extend through the sliding holes 41 in the direction of the base 30 and are in sliding fit with the sliding holes 41, the vibration motor 20 is fixed on the base 30, and the carriage 40 is fixed on the vibration motor 20; the output shaft of the vibration motor 20 faces the vibration disk 10 and is provided with a cylindrical cam 21, the cylindrical cam 21 is positioned between the vibration disk 10 and the sliding frame 40, and the bottom of the vibration disk 10 is provided with a roller 12 matched with the cylindrical cam 21; the base 30 is provided with a supporting table 31 which is equal in number to the sliding hole 41 or the sliding column 11, the supporting table 31 is provided with a supporting rod 32 with adjustable height, and the supporting rod 32 supports against the end face of the lower end of the sliding column 11 when the vibration plate 10 descends.
Among the above-mentioned structure, vibration dish 10 passes through traveller 11 and realizes sliding from top to bottom, cooperation vibrating motor 20 drive cylindrical cam 21 rotates, make cylindrical cam 21 and roller 12 cooperation come the high vibration dish 10 of top, it realizes a vibration pulse to make it lean on the dead weight fall back when treating vibration dish 10 to rise to the highest position, because vibrating motor 20 sets up with vibration dish 10 and cylindrical cam 21 are perpendicular, compare current cement mortar plain bumper and can reduce length size by a wide margin, make its whole volume more compact small and exquisite.
In this embodiment, the sliding holes 41 are preferably three or four and are uniformly distributed by taking the center of the sliding frame 40 as a rotation axis; the axis of the vibration motor 20 is concentric with the center of the carriage 40.
In the structure, the sliding hole 41 is arranged around the vibration motor 20, so that the stability of the vibration disk 10 in up-and-down motion can be effectively improved, and the vibration disk 10 is prevented from being inclined and stuck.
In this embodiment, cylindrical cam 21 up end is equipped with two cam profile lines 211 that are 180 degrees equipartitions and set up, cam profile line 211 rises along vibrating motor 20 rotation direction spiral, vibration dish 10 bottom is equipped with two downwardly extending, is the roller frame 13 that 180 degrees set up each other, roller 12 articulates respectively in two roller frames 13 below, and two rollers 12 offset with two cam profile lines 211 respectively when cylindrical cam 21 rotates.
In the structure, the cam contour lines 211 uniformly distributed at 180 degrees are matched with the two rollers 12, so that the balance of the axial thrust of the cylindrical cam 21 can be ensured, and the phenomenon that extra abrasion occurs between the vibrating disk 10 and the sliding column 11 or between the sliding hole 41 and the sliding column 11 due to thrust deviation between the cylindrical cam 21 and the rollers 12 is avoided.
In this embodiment, the bottom of the sliding column 11 is provided with a bearing tray 111 whose diameter is larger than the outer diameter of the sliding column 11, and the top end of the supporting rod 32 is provided with a bearing table 321 for supporting the falling height of the sliding column 11 when the vibrating tray 10 falls.
In the structure, the bearing disc 111 with the diameter larger than the outer diameter of the sliding column 11 can be abutted against the bottom surface of the sliding frame 40 when the vibration disc 10 excessively slides upwards, and the accidental upwards release in the transportation process is effectively prevented.
In this embodiment, the outer diameter of the supporting platform 321 is larger than the diameter of the supporting disc 111, and the outer edge of the supporting platform 321 is provided with anti-slip teeth 322.
In the above structure, the user can conveniently adjust the height of the bearing platform 321 by pinching the outer edge of the bearing platform 321 with the hand.
In this embodiment, the support platform 31 is in threaded engagement with the support rod 32 to adjust the height of the support rod 32.
In the above structure, the support table 31 and the support rod 32 are in threaded fit, so that stepless adjustment of the stroke of the vibration disc 10 can be realized.
In this embodiment, the upper and lower ends of the vibration motor 20 are both provided with flanges 22, and the base 30 and the carriage 40 are both connected and fixed with the vibration motor 20 through the flanges 22.
In the above structure, the vibration motor 20 is used to connect the base 30 and the carriage 40, so as to effectively reduce the weight of the whole machine, facilitate transportation and make the whole structure more compact and simple.
In this embodiment, the outer wall of the vibration motor 20 is provided with a control box 23, and the control box 23 is provided with a control switch 231 for controlling the operation of the vibration motor 20 and a display screen 232 for displaying the vibration frequency.
In the above structure, the rotation speed of the vibration motor 20 is 30 revolutions per minute, and when the vibration motor controls the cylindrical cam 21 to rotate for one circle, the cam contour lines 211 uniformly distributed at 180 degrees can form two fall-back impacts.
In this embodiment, a fixing device (not shown in the figures, prior art) is further disposed on the disk surface of the vibration disk 10.
In the above structure, the fixing device is used for fixing the mold.
The utility model has the advantages that: vibration dish 10 passes through traveller 11 and realizes sliding from top to bottom, and cooperation vibrating motor 20 drive cylindrical cam 21 rotates, makes cylindrical cam 21 and roller 12 cooperation come the top high vibration dish 10, and it realizes a vibration pulse to make it fall back by the dead weight when treating vibration dish 10 to rise to the highest position, because vibrating motor 20 sets up with vibration dish 10 and cylindrical cam 21 are perpendicular, compares current cement mortar plain bumper and can reduce length size by a wide margin, makes its whole volume more compact small and exquisite.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations of the above assumption should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a cement mortar plain bumper, includes vibration dish and vibrating motor, its characterized in that: the vibration disc is arranged above the sliding frame, the vibration disc is provided with a plurality of sliding holes which are arranged in an equal number with the sliding holes, sliding columns which extend through the sliding holes in the direction of the base and are in sliding fit with the sliding holes are arranged on the vibration disc, the vibration motor is fixed on the base, and the sliding frame is fixed on the vibration motor; the output shaft of the vibration motor faces the vibration disc, a cylindrical cam is arranged on the output shaft, the cylindrical cam is located between the vibration disc and the sliding frame, and a roller matched with the cylindrical cam is arranged at the bottom of the vibration disc; the base is provided with a supporting table which is arranged in equal number with the sliding holes or the sliding columns, the supporting table is provided with a supporting rod with adjustable height, and the supporting rod is supported against the end face of the lower end of the sliding column when the vibrating plate descends.
2. The cement mortar tap platform of claim 1, wherein: the number of the sliding holes is three or four, and the sliding holes are uniformly distributed by taking the center of the sliding frame as a rotary axis; the vibration motor axis is concentric with the carriage center.
3. The cement mortar tap platform of claim 1, wherein: the cylindrical cam up end is equipped with two and is the cam profile line of 180 degrees equipartitions settings, the cam profile line risees along vibrating motor rotation direction spiral, and vibration dish bottom is equipped with two downwardly extending, is the roller frame of 180 degrees settings each other, the roller articulates respectively in two roller frame belows, and two rollers offset with two cam profile lines respectively when the cylindrical cam rotates.
4. The cement mortar tap platform of claim 1, wherein: the diameter of the bearing plate is larger than the outer diameter of the sliding column, and the bearing table top for supporting the falling height of the sliding column when the vibration plate falls is arranged at the top end of the supporting rod.
5. The cement mortar tap platform of claim 4, wherein: the outer diameter of the bearing table top is larger than the diameter of the bearing disc, and anti-skidding teeth are arranged on the outer edge of the bearing table top.
6. The cement mortar tap platform of claim 1, wherein: the supporting table is in threaded fit with the supporting rod so as to adjust the height of the supporting rod.
7. The cement mortar tap platform of claim 1, wherein: the upper end and the lower end of the vibrating motor are respectively provided with a flange plate, and the base and the sliding frame are fixedly connected with the vibrating motor through the flange plates.
8. The cement mortar tap platform of claim 1, wherein: the outer wall of the vibration motor is provided with a control box, and the control box is provided with a control switch for controlling the vibration motor to work and a display screen for displaying vibration frequency.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020834569.9U CN212254966U (en) | 2020-05-18 | 2020-05-18 | Cement mortar plain bumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020834569.9U CN212254966U (en) | 2020-05-18 | 2020-05-18 | Cement mortar plain bumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212254966U true CN212254966U (en) | 2020-12-29 |
Family
ID=74001265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020834569.9U Expired - Fee Related CN212254966U (en) | 2020-05-18 | 2020-05-18 | Cement mortar plain bumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212254966U (en) |
-
2020
- 2020-05-18 CN CN202020834569.9U patent/CN212254966U/en not_active Expired - Fee Related
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Legal Events
| 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: 20201229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |