CN201555588U

CN201555588U - Electric rotary base

Info

Publication number: CN201555588U
Application number: CN2009203173257U
Authority: CN
Inventors: 陆建红
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-12-14
Filing date: 2009-12-14
Publication date: 2010-08-18
Anticipated expiration: 2019-12-14

Abstract

The utility model relates to an electric rotary base, which is simple in structure and adaptable to precise steering. The electric rotary base comprises a base, a rotary plate component and a rotation fine-adjusting mechanism, a base shaft is arranged at the center of the base, the rotary plate component sleeved on the base shaft comprises a stepping motor and a rotary plate driven to rotate by the stepping motor, and the rotation fine-adjusting mechanism arranged on one side of the rotary plate component is used for fine adjusting a rotating angle of the rotary plate when the stepping motor stops, thereby realizing precise steering.

Description

A kind of electrical rotating pedestal

Technical field

The utility model relates to a kind of electrical rotating pedestal, is specifically related to a kind of electrical rotating pedestal of graticule instrument to realize accurately turning to that be used to place.

Background technology

When building decoration construction, door and window or equipment were installed, levelling, setting-out and measurement need spend your a large amount of time and efforts.The graticule instrument has brought convenience for levelling, setting-out and measurement etc., but in the prior art, when a certain light that the graticule instrument is sent is beaten on the wall a certain straight line exactly, with the method for manual adjustment not only time-consuming but also effort often.Therefore, how to provide a kind of electrical rotating pedestal that is suitable for accurately turning to, accurately turn to place the graticule instrument and to drive its realization.

The utility model content

Technical problem to be solved in the utility model provides a kind of simple in structure, electrical rotating pedestal of being suitable for accurately turning to.

For solving the problems of the technologies described above, the utility model provides a kind of electrical rotating pedestal, comprising: base, rolling disc assembly and rotary fine adjustment mechanism; Base central authorities are provided with datum axle; The rolling disc assembly is placed on the datum axle, and the rolling disc assembly comprises: stepper motor and the rotating disk that is also rotated by step motor drive; Rotary fine adjustment mechanism is located at rolling disc assembly one side, with the corner of fine setting rotating disk when stepper motor stops, thus the purpose that realization accurately turns to.

Further, for making step motor drive rotating disk rotation and guaranteeing the stationarity of rotating disk, the rolling disc assembly also comprises: be placed in rotating shaft on the described datum axle, be socketed in the rotating shaft frame, the bearing that are used to be provided with stepper motor in the rotating shaft be connected the bearing seat in the rotating shaft and be arranged on the bearing seat with the gear-driven gear of stepper motor; Described rotating disk is located on the gear.

Further, for finely tune the corner of rotating disk in mode more stably, rotary fine adjustment mechanism comprises: be located at support on the base, be located at fine steps motor on the support, be fixed in screw rod in the rotating shaft of fine steps motor, be threaded in the setting nut on the screw rod, setting nut is connected with rotating shaft frame movable joint, with the corner of fine setting rotating shaft frame, promptly finely tune the corner of rotating disk.

Further, be the stationarity that limits the angular range of finely tuning and guarantee to finely tune, the below that is parallel to screw rod on the support is provided with stopper slot, and the bottom of setting nut is provided with the damper that is made of stage clip and ball, and this damper stretches in this stopper slot and constitutes damping and cooperates.

Further, stationarity for the rotating disk in the gap affects rotation of avoiding the bearing cooperation is glued with semi-ring formula damping ring on the outer wall of bearing seat, an end of damping ring is hinged on the rotating shaft frame, the other end links to each other with base through first extension spring, and the rotating shaft frame links to each other with base through second extension spring; Described base below is provided with at least 3 adjustable support legs that are used to regulate the base level.

Further, be the stationarity of the rotating disk in the gap affects rotation of avoiding the bearing cooperation, the datum axle top is provided with the clamp ring that is used to lock described rotating shaft, and the top of described rotating shaft is provided with the set nut that is used to lock described bearing seat.

Further, base is provided with control circuit, and it comprises: the spacing sensing circuit of optocoupler that CPU, the on-off circuit that links to each other with the power supply control input end of CPU, the wireless or infrared remote control receiving circuit that links to each other with the signal input end of CPU, first motor-drive circuit that is used for drive stepping motor that links to each other with CPU, being used to of linking to each other with CPU drive second motor-drive circuit of fine steps motor and link to each other with CPU.

When electrical rotating pedestal of the present utility model uses, CPU rotates through the first motor-drive circuit drive stepping motor according to the rotation control signal from wireless or infrared remote control receiving circuit, rotate with very fast rotating speed thereby drive rotating disk, and in default angle range, stop; When CPU received fine setting control signal from wireless or infrared remote control receiving circuit, CPU drove the fine steps motor through second motor-drive circuit and rotates forward or backwards, arrived until rotating disk to stop when subscribing corner.

The utlity model has positive effect: (1) electrical rotating pedestal of the present utility model, by rolling disc assembly realization fast rotational, in the time of in arriving default angle range, adopt rotary fine adjustment mechanism to carry out the corner fine setting, thus the purpose that realization accurately turns to.When (2) electrical rotating pedestal of the present utility model and light receiver are used, be suitable for light accurately is positioned on the center line line of induction of light receiver.

Description of drawings

Fig. 1 is the perspective view of the electrical rotating pedestal among the embodiment;

Fig. 2 is the cross-sectional view of above-mentioned electrical rotating pedestal;

Fig. 3 is the exploded structural representation of above-mentioned electrical rotating pedestal;

Fig. 4 is the cross-sectional view of the rotary fine adjustment mechanism in the above-mentioned electrical rotating pedestal;

Fig. 5 is another cross-sectional view of above-mentioned rotary fine adjustment mechanism;

Fig. 6 is the part section structural representation of above-mentioned electrical rotating pedestal;

Fig. 7 is another exploded structural representation of above-mentioned electrical rotating pedestal;

Fig. 8 is the circuit block diagram of the control circuit in the above-mentioned electrical rotating pedestal;

Fig. 9 is the synoptic diagram that is used with the centering receiver behind the placement graticule instrument on the above-mentioned electrical rotating pedestal.

Embodiment

Embodiment 1

See Fig. 1-8, a kind of electrical rotating pedestal of present embodiment comprises: base 2, rolling disc assembly 1 and rotary fine adjustment mechanism 3; Base 2 central authorities are provided with datum axle 21; Rolling disc assembly 1 is placed on the datum axle 21, and rolling disc assembly 1 comprises: stepper motor 13 and the rotating disk 11 that is driven and rotated by stepper motor 13; Rotary fine adjustment mechanism 3 is located at rolling disc assembly 1 one sides, with the corner of fine setting rotating disk 11 when stepper motor 13 stops.

Described rolling disc assembly 1 also comprises: be placed in rotating shaft 18 on the described datum axle 21, be socketed in the rotating shaft frame 16, the bearing that are used to be provided with stepper motor 13 in the rotating shaft 18 be connected the bearing seat 19 in the rotating shaft 18 and be arranged on the bearing seat 19 with stepper motor 13 gear-driven gears 12; Described rotating disk 11 is located on the gear 12.

Described rotary fine adjustment mechanism 3 comprises: be located at support 32 on the base 2, be located at fine steps motor 31 on the support 32, be fixed in screw rod 34 in the rotating shaft of fine steps motor 31, be threaded in the setting nut 33 on the screw rod 34, setting nut 33 is connected with rotating shaft frame 16 movable joints, with the corner of fine setting rotating shaft frame 16, promptly finely tune the corner of rotating disk 11.

The below that is parallel to screw rod 34 on the described support 32 is provided with stopper slot 37, and the bottom of setting nut 33 is provided with the damper that is made of stage clip 36 and ball 35, and this damper stretches in this stopper slot 37 and constitutes damping and cooperates.

Be glued with semi-ring formula damping ring 15 on the outer wall of described bearing seat 19, an end of damping ring 15 is hinged on the rotating shaft frame 16, and the other end links to each other with base 2 through first extension spring 7, and rotating shaft frame 16 links to each other with base 2 through second extension spring 8; Described base 5 belows are provided with at least 3 adjustable support legs 6 that are used to regulate base 2 levels.

Described datum axle 21 tops are provided with the clamp ring 14 that is used to lock described rotating shaft 18, and the top of described rotating shaft 18 is provided with the set nut 17 that is used to lock described bearing seat 19.

Described base 2 is provided with control circuit, and it comprises: the spacing sensing circuit of optocoupler that CPU, the on-off circuit that links to each other with the power supply control input end of CPU, the wireless or infrared remote control receiving circuit that links to each other with the signal input end of CPU, first motor-drive circuit that is used for drive stepping motor 13 that links to each other with CPU, being used to of linking to each other with CPU drive second motor-drive circuit of fine steps motor 31 and link to each other with CPU.

During use, CPU rotates through the first motor-drive circuit drive stepping motor 13 according to the rotation control signal from wireless or infrared remote control receiving circuit, rotates with very fast rotating speed thereby drive rotating disk 11, and stops in default angle range;

When CPU received fine setting control signal from wireless or infrared remote control receiving circuit, CPU drove fine steps motor 31 rotation forward or backwards through second motor-drive circuit, arrived until rotating disk 11 to stop when subscribing corners.

Application examples 1

See Fig. 9, graticule instrument a is placed on the rotating disk 11 of electrical rotating pedestal of the present utility model, if when needing this moment to make a call to a light on a certain straight line on the wall, the center line line of induction of one light receiver b is arranged on this straight line, when the control electrical rotating pedestal drives graticule instrument a rotation, when a certain light that graticule instrument a is sent enters the sensitive volume of light receiver b, wireless or the infrared remote control receiving circuit of light receiver b in electrical rotating pedestal sends the order that begins to finely tune, then CPU stops drive stepping motor 13, and begin to drive fine steps motor 31 and rotate forward or backwards, when described light arrives the center line line of induction of light receiver b, send wireless or infrared remote-controlled signal, make CPU stop to drive fine steps motor 31.

Obviously, the foregoing description only is for the utility model example clearly is described, and is not to be qualification to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all embodiments.And these belong to conspicuous variation or the change that spirit of the present utility model extended out and still are among the protection domain of the present utility model.

Claims

1. an electrical rotating pedestal is characterized in that comprising: base (2), rolling disc assembly (1) and rotary fine adjustment mechanism (3);

Base (2) central authorities are provided with datum axle (21);

Rolling disc assembly (1) is placed on the datum axle (21), and rolling disc assembly (1) comprising: stepper motor (13) and the rotating disk (11) that is driven and rotated by stepper motor (13);

The rotary fine adjustment mechanism (3) that is used for finely tuning when stopping at stepper motor (13) rotating disk (11) corner is located at rolling disc assembly (1) one side.

2. a kind of electrical rotating pedestal according to claim 1 is characterized in that: described rolling disc assembly (1) also comprises: be placed in rotating shaft (18) on the described datum axle (21), be socketed in the rotating shaft frame (16), the bearing that are used to be provided with stepper motor (13) in the rotating shaft (18) be connected the bearing seat (19) in the rotating shaft (18) and be arranged on the bearing seat (19) with the gear-driven gear of stepper motor (13) (12); Described rotating disk (11) is located on the gear (12).

3. a kind of electrical rotating pedestal according to claim 2, it is characterized in that: described rotary fine adjustment mechanism (3) comprising: be located at support (32) on the base (2), be located at fine steps motor (31) on the support (32), be fixed in screw rod (34) in the rotating shaft of fine steps motor (31), be threaded in the setting nut (33) on the screw rod (34), setting nut (33) is connected with described rotating shaft frame (16) movable joint, with the corner of fine setting rotating shaft frame (16), promptly finely tune the corner of rotating disk (11).

4. a kind of electrical rotating pedestal according to claim 3, it is characterized in that: the below that is parallel to screw rod (34) on the described support (32) is provided with stopper slot (37), the bottom of setting nut (33) is provided with the damper that is made of stage clip (36) and ball (35), and this damper stretches in this stopper slot (37) and constitutes damping and cooperates.

5. a kind of electrical rotating pedestal according to claim 2, it is characterized in that: be glued with semi-ring formula damping ring (15) on the outer wall of described bearing seat (19), one end of damping ring (15) is hinged on the rotating shaft frame (16), and the other end links to each other with base (2) through first extension spring (7);

Described rotating shaft frame (16) links to each other with base (2) through second extension spring (8);

Described base (5) below is provided with at least 3 adjustable support legs (6) that are used to regulate base (2) level.

6. a kind of electrical rotating pedestal according to claim 2, it is characterized in that: described datum axle (21) top is provided with the clamp ring (14) that is used to lock described rotating shaft (18), and the top of described rotating shaft (18) is provided with the set nut (17) that is used to lock described bearing seat (19).

7. a kind of electrical rotating pedestal according to claim 2, it is characterized in that: described base also is provided with control circuit on (2), and it comprises: the spacing sensing circuit of optocoupler that CPU, the on-off circuit that links to each other with the power supply control input end of CPU, the wireless or infrared remote control receiving circuit that links to each other with the signal input end of CPU, first motor-drive circuit that is used for drive stepping motor (13) that links to each other with CPU, being used to of linking to each other with CPU drive second motor-drive circuit of fine steps motor (31) and link to each other with CPU.