CN219980576U - High-precision control direct-current brush gear motor - Google Patents

Abstract

The utility model relates to the field of direct current brushed gear motors, in particular to a high-precision controlled direct current brushed gear motor, which comprises a motor body and a motor base, wherein two sides of the top of the motor base are provided with baffle plates, the inner sides of the baffle plates are provided with clamping plates, the clamping plates are connected with the baffle plates through telescopic rods, the outer sides of the telescopic rods are sleeved with buffer springs, the bottoms of the clamping plates are jointed with the top of the motor base, the telescopic rods are matched with the buffer springs to realize extrusion pushing of the clamping plates, the clamping of the motor body by the clamping plates is realized, the inner sides of the clamping plates and the top of the motor base are respectively wrapped with a damping rubber cushion, the joint of the damping rubber cushion and the motor also absorbs energy of vibration of the motor body, the vibration frequency generated by the motor body during working is reduced, the looseness of the connection of a speed reducer and the direct current brushed motor due to the excessive frequency of the motor is avoided, and the stability of the device and the accuracy in the transmission process are reduced.

Description

High-precision control direct-current brush gear motor

Technical Field

The utility model relates to the field of direct current brush speed reduction motors, in particular to a high-precision control direct current brush speed reduction motor.

Background

The direct current brush gear motor is composed of a direct current brush motor and a speed reducer (also called a gear box), the input rotating speed of the direct current brush motor is high, but the torque is small, heavier mechanical equipment cannot be driven to operate, a speed reducer is needed to be added at the moment, the rotating speed can be reduced, the torque is increased, the effect of driving load is achieved, the speed reducer (gear box) is formed by combining multiple stages of gears, the higher the number of stages is, the lower the rotating speed is, the larger the torque is, and the higher the load is.

When the direct current brush motor works, the phenomenon that the direct current brush motor body vibrates is caused by the rapid rotation speed, so that the direct current brush speed reduction motor is fixed by one device, the position of the direct current brush speed reduction motor is fixed, the direct current brush speed reduction motor can be connected with the direct current brush motor to generate looseness if frequent vibration occurs in the using process, and the stability of the device and the accuracy in the transmission process are reduced.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a high-precision control direct current brush speed reduction motor.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model discloses a high-precision controlled direct current brush gear motor, which comprises a motor body and a motor base, wherein baffle plates are arranged on two sides of the top of the motor base, clamping plates are arranged on the inner sides of the baffle plates, the clamping plates are connected with the baffle plates through telescopic rods, buffer springs are sleeved on the outer sides of the telescopic rods, the bottoms of the clamping plates are attached to the top of the motor base, damping rubber mats are wrapped on the top of the motor base and the inner sides of the clamping plates, fixing rings are inlaid at two ends of the buffer springs, fixing grooves are formed in the inner sides of the baffle plates and the outer sides of the connecting positions of the clamping plates and the telescopic rods, and the fixing rings at two ends of the buffer springs are connected with the fixing rings through screw structures.

In order to improve the heat dissipation efficiency of the motor body, the utility model is improved in that a first opening is arranged on the baffle plate, a heat dissipation fan is arranged in the first opening, a second opening is arranged on the clamping plate, a radiator is arranged in the second opening, the shell of the heat dissipation fan is attached to the radiator, a first heat conduction plate is arranged on the shell of the motor body, and the first heat conduction plate is attached to the radiator.

In order to ensure the clamping stability of the clamping plate to the motor body, the utility model is improved in that the two sides of the shell of the motor body are provided with the fastening plates through the fixing bolts, the inner sides and the outer sides of the fastening plates are wrapped with the damping rubber pads, the fastening plates are provided with the grooves, and the first heat conducting plates penetrate through the grooves.

In order to ensure the heat conduction efficiency between the radiator and the first heat conduction plate, the utility model is improved in that the radiator is provided with the second heat conduction plate, the second heat conduction plate is attached to the first heat conduction plate, and the attaching part of the first heat conduction plate and the second heat conduction plate is coated with heat conduction silicone grease.

In order to ensure the firmness of the installation of the cooling fan, the radiator and the fastening plate, the utility model is improved in that the shell of the cooling fan is connected with the baffle plate through the fixing bolts, the end part of the radiator is provided with the frame, the frame is connected with the clamping plate through the fixing bolts, and the fastening springs are sleeved on the fastening plate, the shell of the cooling fan and the outer sides of the fixing bolts on the frame.

(III) beneficial effects

Compared with the prior art, the utility model provides the high-precision controlled direct-current brush speed reduction motor, which has the following beneficial effects:

according to the utility model, the telescopic rod and the buffer spring are matched to realize the extrusion pushing of the clamping plate, the clamping of the clamping plate to the motor body is realized, the inner side of the clamping plate and the top of the motor base are both wrapped with the damping rubber cushion, the damping rubber cushion is attached to the motor to absorb energy to the vibration of the motor body, the vibration frequency generated by the motor body during working is reduced, the problem that the connection between the speed reducer and the direct-current brush motor is loosened due to the too high vibration frequency of the motor body is avoided, and the stability of the device and the accuracy in the transmission process are reduced.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic side view of the motor body of the present utility model;

FIG. 4 is a schematic side view of the motor base of the present utility model;

in the figure: 1. a motor base; 2. a motor body; 3. a baffle; 4. a clamping plate; 5. a telescopic rod; 6. a buffer spring; 7. a fixing ring; 8. a fastening plate; 9. a heat sink; 10. a frame; 11. a heat radiation fan; 12. a first heat-conducting plate; 13. a first opening; 14. a second opening;

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the high-precision controlled direct current brush speed reducing motor comprises a motor body 2 and a motor base 1, wherein baffle plates 3 are arranged on two sides of the top of the motor base 1, clamping plates 4 are arranged on the inner sides of the baffle plates 3, the clamping plates 4 are connected with the baffle plates 3 through telescopic rods 5, buffer springs 6 are sleeved on the outer sides of the telescopic rods 5, the bottoms of the clamping plates 4 are attached to the top of the motor base 1, shock absorbing rubber pads are wrapped on the top of the motor base 1 and the inner sides of the clamping plates 4, fixing rings 7 are inlaid at two ends of the buffer springs 6, fixing grooves are formed in the inner sides of the baffle plates 3 and the outer sides of the connecting positions of the baffle plates 4 and the telescopic rods 5, and the fixing rings 7 at two ends of the buffer springs 6 are connected with the fixing rings 7 through thread structures.

This direct current of high accuracy control has brush gear motor, in the in-process of using, place motor body 2 on motor base 1, utilize splint 4 grip motor body 2 of motor base 1 both sides, reduce the vibration frequency that motor body 2 produced at the during operation, because the inboard of splint 4 and the top of motor base 1 all wrap up the shock attenuation cushion, the laminating of shock attenuation cushion and motor has also carried out the energy-absorbing to motor body 2's vibration, simultaneously when splint 4 carry out the centre gripping to motor body 2, splint 4 slides on motor base 1 through the slide bar, and realize the extrusion propelling movement to splint 4 by telescopic link 5 and buffer spring 6 cooperation, realize splint 4 to motor body 2's centre gripping, thereby further reduced motor body 2's vibration, avoid motor body 2 vibration's frequency to lead to the speed reducer to produce not hard up with direct current brush motor's connection easily, the stability of device and the accuracy in the transmission process are reduced.

The motor body 2 can make inside original paper intensify at the in-process that high frequency used, if unable quick heat dissipation then can influence the accuracy nature of motor body 2 rotational speed, motor body 2 overheated also can lead to motor body 2's life to shorten simultaneously, in this embodiment, be equipped with first opening 13 on the baffle 3, install radiator fan 11 in the first opening 13, be equipped with second opening 14 on splint 4, install radiator 9 in the second opening 14, radiator fan 11's shell and radiator 9 laminating, be equipped with first heat-conducting plate 12 on motor body 2's the shell, first heat-conducting plate 12 and radiator 9 laminating, be equipped with the second heat-conducting plate on the radiator 9, second heat-conducting plate and first heat-conducting plate 12 laminating, just the laminating department of first heat-conducting plate 12 and second heat-conducting plate scribbles heat-conducting silicone grease, motor body 2 is laminated through the second heat-conducting plate on first heat-conducting plate 12 and radiator 9 in the in-process of using, with the heat on the motor body 2 heat-conducting plate is conducted to radiator 9, and the radiator fan is conducted to the heat-conducting plate 12, and the heat-conducting efficiency is carried out to the heat-conducting plate 9 through the heat-conducting plate 12, thereby reaches the heat dissipation efficiency, and the heat dissipation efficiency is improved.

The splint 4 is at the in-process to motor body 2 centre gripping, because the shell of motor body 2 is the irregular structure generally, appear the unstable phenomenon of centre gripping easily when splint 4 carries out centre gripping to motor body 2, in this embodiment, fastening plate 8 is installed through fixing bolt to motor body 2's shell both sides, the inboard and the outside of fastening plate 8 are all wrapped up with the shock attenuation cushion, be equipped with the fluting on the fastening plate 8, first heat-conducting plate 12 passes the fluting, passes on the shell of fixing bolt installation motor body 2 with fastening plate 8, makes splint 4 can make splint 4 closely laminate with fastening plate 8 when centre gripping motor body 2, guarantees the stability of splint 4 to motor body 2 centre gripping.

The motor body 2 can produce the vibration at the in-process of work, can lead to the solid bolt to take place not hard up when the frequency of vibration transmits on fastening plate 8, splint 4 and baffle 3 to lead to the installation of fastening plate 8, radiator fan 11 and radiator 9 to produce not hard up, in this embodiment, radiator fan 11's shell passes through fixing bolt and is connected with baffle 3, radiator 9's tip is equipped with frame 10, frame 10 passes through fixing bolt and is connected with splint 4, fastening spring has all been cup jointed in the fixing bolt outside on fastening plate 8, radiator fan 11's shell and the frame 10, utilizes fastening spring to increase fixing bolt's resistance moment, increases the fastness after the fixing bolt installs, avoids fixing bolt's installation to produce not hard up because of motor body 2's vibration.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a direct current of high accuracy control has brush gear motor, its characterized in that, including motor body (2) and motor base (1), baffle (3) are installed to the top both sides of motor base (1), splint (4) are installed to the inboard of baffle (3), be connected through telescopic link (5) between splint (4) and baffle (3), buffer spring (6) have been cup jointed in the outside of telescopic link (5), the laminating of the bottom of splint (4) and the top of motor base (1), the shock attenuation cushion has all been wrapped up at the inboard of motor base (1) and splint (4), fixed ring (7) have been inlayed at the both ends of buffer spring (6), the outside of the inboard of baffle (3) and splint (4) is equipped with the fixed slot, just the fixed slot is located the outside of splint (4) and baffle (3) and telescopic link (5) junction, fixed ring (7) at buffer spring (6) both ends are connected with fixed ring (7) through screw structure.

2. The high-precision controlled direct current brushed gear motor according to claim 1, wherein a first opening (13) is formed in the baffle plate (3), a cooling fan (11) is installed in the first opening (13), a second opening (14) is formed in the clamping plate (4), a radiator (9) is installed in the second opening (14), a shell of the cooling fan (11) is attached to the radiator (9), a first heat conducting plate (12) is arranged on a shell of the motor body (2), and the first heat conducting plate (12) is attached to the radiator (9).

3. The high-precision controlled direct current brushed gear motor according to claim 2, wherein the fastening plates (8) are mounted on two sides of the shell of the motor body (2) through fixing bolts, damping rubber mats are wrapped on the inner side and the outer side of the fastening plates (8), grooves are formed in the fastening plates (8), and the first heat conducting plates (12) penetrate through the grooves.

4. A high precision controlled dc brushed gear motor according to claim 3, wherein the heat sink (9) is provided with a second heat conductive plate, the second heat conductive plate is attached to the first heat conductive plate (12), and the attachment portion of the first heat conductive plate (12) and the second heat conductive plate is coated with heat conductive silicone grease.

5. The high-precision controlled direct current brushed gear motor according to claim 4, wherein the shell of the cooling fan (11) is connected with the baffle plate (3) through a fixing bolt, a frame (10) is arranged at the end part of the radiator (9), and the frame (10) is connected with the clamping plate (4) through the fixing bolt.

6. The high-precision controlled direct current brushed gear motor according to claim 5, wherein the fastening plate (8), the shell of the cooling fan (11) and the outer sides of the fixing bolts on the frame (10) are sleeved with fastening springs.