CN212804088U

CN212804088U - Anti-skid gear box

Info

Publication number: CN212804088U
Application number: CN202022153125.1U
Authority: CN
Inventors: 喻小其
Original assignee: Suzhou Suwen Electric Appliance Co ltd
Current assignee: Suzhou Suwen Electric Appliance Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-03-26
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses an antiskid tooth gear box, including driving motor, lower cover and upper cover, the upper cover passes through the fix with screw in the lower cover upper end, driving motor fixes in the lower cover, the driving motor output shaft has the worm through the coupling joint, the worm right part is connected with auxiliary bearing, auxiliary bearing is fixed in the lower cover, the meshing of worm downside has the one-level gear, the one-level gear suit is fixed in one-level bearing side. The utility model discloses an add an auxiliary bearing at the worm front end, receive when worm and gear and compare great axial force after, because the auxiliary bearing effect, can not lead to the motor shaft to take place to warp, can not cause gear damage or smooth tooth, the life of equipment has been improved, use cost is reduced, through the oil tank and the oil pipe that add, conveniently to the inside lubricating oil that adds of gear box, avoid needing personnel to dismantle the maintenance regularly, when having avoided not in time maintaining simultaneously, gear and bearing damage, service life is improved.

Description

Anti-skid gear box

Technical Field

The utility model relates to a burnishing machine equipment technical field specifically is an antiskid tooth gear box.

Background

The polishing machine is an electric tool, a machine part to be polished is fixed on a workbench, a polishing system working mechanism drives a rotating polishing grinding wheel to polish the machine part, so that the continuous automatic polishing work requirement is met, and the key of the operation of the polishing machine is to try to obtain the maximum polishing speed so as to remove a damaged layer generated during polishing as soon as possible. With the continuous progress of modern society, scientific technology is continuously developed, the application of the polishing machine is more and more extensive, and the production efficiency of the manufacturing industry has breakthrough progress.

At present, dust collector accessory products and a part of product polishing machines in the market can generate a tooth sliding phenomenon in the working process due to the fact that the products are subjected to lateral force action in the working process, so that the products are in working disorder or gears are damaged, and therefore the anti-sliding gear box is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an antiskid tooth gear box to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-skid gear box comprises a driving motor, a lower cover and an upper cover, wherein the upper cover is fixed at the upper end of the lower cover through screws, the driving motor is fixed in the lower cover, an output shaft of the driving motor is connected with a worm through a coupler, the right part of the worm is connected with an auxiliary bearing, the auxiliary bearing is fixed in the lower cover, a first-level gear is meshed with the lower side of the worm, the first-level gear is sleeved and fixed on the side surface of the first-level bearing, a first-level gear shaft is fixed inside the first-level bearing, the first-level gear shaft is fixed between the upper cover and the lower cover, a second-level gear is meshed with the lower side of the first-level gear through gear teeth, the second-level gear is sleeved and fixed on the side surface of the second-level bearing, a second-level gear shaft, tertiary gear suit is in tertiary bearing side, tertiary bearing inside is fixed with tertiary gear shaft, tertiary gear shaft is fixed between upper cover and lower cover, upper cover up end welded fastening has the draw-in groove, joint heat dissipation box in the draw-in groove, the heat dissipation box internal fixation has the fan, the terminal surface has the oil tank through the fix with screw under the lower cover, the oil tank is linked together through oil pipe and lower cover, oil pipe is located the worm rear side, install flow control valve in the oil pipe.

Preferably, a micro servo motor is fixed at the upper part in the oil tank, a rotating disc is fixed on an output shaft at the upper side of the micro servo motor, and a connecting rod is installed on the rotating disc.

Preferably, middle part sliding connection has the piston board in the oil tank, the piston board upper end is connected with the push pedal through the connecting rod, push pedal and the inside sliding connection of oil tank.

Preferably, one end of the connecting rod is connected with the rotating disc through a bearing seat, and the other end of the connecting rod is rotatably connected with the push plate through the bearing seat.

Preferably, the cross section of the clamping groove is L-shaped, the upper cover on the inner side of the clamping groove is provided with a heat dissipation hole, and the heat dissipation hole is located on the rear side of the driving motor.

Preferably, the heat dissipation box front side and the rear side all welded fastening have the fixed plate, fixed plate sliding connection is in the draw-in groove, there is the bolt draw-in groove upper portion through threaded connection, the bolt passes the draw-in groove and contacts with the fixed plate.

Preferably, the lower end of the heat dissipation box is provided with air holes corresponding to the heat dissipation holes, and the upper end of the heat dissipation box is provided with a heat dissipation groove.

Preferably, the transparent window is inlayed to oil tank front end downside, oil tank right side upper portion is fixed with adds oil pipe, add the oil pipe and go up and install the seal cover through the screw thread.

Compared with the prior art, the beneficial effects of the utility model are that:

the anti-skid gear box has the advantages that the auxiliary bearing is additionally arranged at the front end of the worm, when the worm and the gear are subjected to larger axial force, the action of the auxiliary bearing can not cause the deformation of a motor shaft, the damage or the sliding of the gear can not be caused, the service life of equipment is prolonged, the use cost is reduced, lubricating oil can be conveniently added into the gear box through the added oil tank and oil pipe, the requirement for the periodic disassembly and maintenance of personnel is avoided, meanwhile, the damage to the gear and the bearing when the maintenance is not carried out in time is avoided, the micro servo motor is added, the rotation distance and the speed of the micro servo motor are regulated and controlled through the programming control of the micro servo motor, the periodic automatic oiling is further ensured, the lubricating oil can be conveniently pushed into the oil pipe through the matching of the rotating disc, the connecting rod, the push plate and the piston plate, the oiling can be further carried, the frequency of personnel's manual maintenance has been reduced, work efficiency has been improved, through covering the draw-in groove that adds on, conveniently carry out the dismouting to the heat dissipation box, through the inside fan of heat dissipation box, conveniently cool down the inboard driving motor of gear box, the high temperature when avoiding driving motor operation has guaranteed the air flow through louvre, bleeder vent and radiating groove, improves the radiating effect, and the whole life of gear box is high, and use cost is low.

Drawings

FIG. 1 is a view showing an internal structure of a seat gear box according to the present invention;

FIG. 2 is a schematic structural view of a first-stage gear, a second-stage gear and a third-stage gear of the present invention;

FIG. 3 is a schematic side view of the middle and lower covers of the present invention;

FIG. 4 is a schematic cross-sectional view of an oil tank in the lower cover of the present invention;

FIG. 5 is an enlarged schematic view of the point A in FIG. 4 according to the present invention;

FIG. 6 is a schematic diagram of the connecting rod, the rotary disk and the micro servo motor in the present invention;

FIG. 7 is a schematic side view of the upper cover of the present invention;

FIG. 8 is a schematic view of the mounting structure of the upper cover and the heat dissipating box according to the present invention;

fig. 9 is a schematic view of the inner section of the heat dissipation box of the present invention.

In the figure: 1. a drive motor; 2. an oil pipe; 3. a worm; 4. an auxiliary bearing; 5. a primary gear; 6. a secondary gear; 7. a third-stage gear; 8. a lower cover; 9. a primary bearing; 10. a primary gear shaft; 11. a secondary gear shaft; 12. a secondary bearing; 13. a tertiary gear shaft; 14. a tertiary bearing; 15. an oil tank; 16. an upper cover; 17. heat dissipation holes; 18. a card slot; 19. pushing the plate; 20. a piston plate; 21. a connecting rod; 22. rotating the disc; 23. a micro servo motor; 24. a heat dissipation box; 25. a fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 9, the present invention provides a technical solution: an anti-skid gear box comprises a driving motor 1, a lower cover 8 and an upper cover 16, wherein the upper cover 16 is fixed at the upper end of the lower cover 8 through a screw, the driving motor 1 is fixed in the lower cover 8, an output shaft of the driving motor 1 is connected with a worm 3 through a coupler, the right part of the worm 3 is connected with an auxiliary bearing 4, the auxiliary bearing 4 is fixed in the lower cover 8, a primary gear 5 is meshed at the lower side of the worm 3, the primary gear 5 is sleeved and fixed at the side surface of the primary bearing 9, a primary gear shaft 10 is fixed in the primary bearing 9, the primary gear shaft 10 is fixed between the upper cover 16 and the lower cover 8, a secondary gear 6 is meshed at the lower side of the primary gear 5 through gear teeth, the secondary gear 6 is sleeved and fixed at the side surface of a secondary bearing 12, a secondary gear shaft 11 is fixed in the secondary bearing 12, the secondary gear shaft 11 is fixed, the three-level gear 7 is sleeved on the side face of the three-level bearing 14, a three-level gear shaft 13 is fixed inside the three-level bearing 14, the three-level gear shaft 13 is fixed between an upper cover 16 and a lower cover 8, a clamping groove 18 is welded and fixed on the upper end face of the upper cover 16, a heat dissipation box 24 is clamped in the clamping groove 18, a fan 25 is fixed in the heat dissipation box 24, an oil tank 15 is fixed on the lower end face of the lower cover 8 through screws, the oil tank 15 is communicated with the lower cover 8 through an oil pipe 2, the oil pipe 2 is located on the rear side of the worm 3.

The utility model discloses in: a micro servo motor 23 is fixed at the upper part in the oil tank 15, a rotating disc 22 is fixed on an output shaft at the upper side of the micro servo motor 23, a connecting rod 21 is installed on the rotating disc 22, and the micro servo motor 23 is conveniently controlled.

The utility model discloses in: middle part sliding connection has piston board 20 in the oil tank 15, and piston board 20 upper end is connected with push pedal 19 through the connecting rod, and push pedal 19 and the inside sliding connection of oil tank 15 are through piston board 20, conveniently promote lubricating oil and extrude, have avoided the condition that lubricating oil revealed simultaneously.

The utility model discloses in: connecting rod 21 one end is passed through the bearing frame and is connected with rolling disc 22, and the connecting rod 21 other end passes through the bearing frame and is connected with the rotation of push pedal 19, and through connecting rod 21's rotation design, make things convenient for miniature servo motor 23 to promote push pedal 19 and piston plate 20 downstream, and then extrude lubricating oil, realize the inside automatic oiling of gear box, avoid needing personnel to dismantle the maintenance regularly, when having avoided not in time maintaining simultaneously, gear and bearing damage.

The utility model discloses in: the cross section of the clamping groove 18 is L-shaped, the upper cover 16 on the inner side of the clamping groove 18 is provided with a heat dissipation hole 17, the heat dissipation hole 17 is located on the rear side of the driving motor 1, the heat dissipation box 24 is convenient to mount through the L-shaped design, and heat dissipation is convenient through the heat dissipation hole 17.

The utility model discloses in: the fixing plates are welded and fixed on the front side and the rear side of the heat dissipation box 24, the fixing plates are connected in the clamping groove 18 in a sliding mode, the upper portion of the clamping groove 18 is connected with a bolt through threads, the bolt penetrates through the clamping groove 18 to be in contact with the fixing plates, and the heat dissipation box 24 is conveniently disassembled and assembled through the fixing plates and the bolt.

The utility model discloses in: the lower end of the heat dissipation box 24 is provided with air holes corresponding to the heat dissipation holes 17, the upper end of the heat dissipation box 24 is provided with a heat dissipation groove, and through the air holes and the heat dissipation groove, air flow is guaranteed, and the heat dissipation effect on the driving motor 1 is guaranteed.

The utility model discloses in: 15 front end downside of oil tank is inlayed and is had the transparent window, and 15 right side upper portions of oil tank are fixed with adds oil pipe 2, adds oil pipe 2 and goes up to install the seal cover through the screw thread, through the transparent window, makes things convenient for personnel to observe the inside lubricating oil stock of oil tank 15, makes things convenient for personnel in time to add, through adding oil pipe 2 and seal cover, conveniently refuels in to oil tank 15 to personnel, and avoids revealing.

The working principle is as follows: when the driving motor 1 drives the worm 3 to rotate, the worm 3 drives the first-stage gear 5 to rotate, the first-stage gear 5 drives the second-stage gear 6 to rotate, the second-stage gear 6 drives the third-stage gear 7 to rotate, when the third-stage gear 7 is acted by external force, the reverse rotation can analogize the force once, the third-stage gear 7 and the second-stage gear 6 are used, the first-stage gear 5 transmits the force to the worm 3, the worm 3 needs larger force to overcome the resistance, the worm 3 is prevented from being inclined and deformed by the auxiliary bearing 4, further the deflection is avoided, the gear is damaged or slides, the service life of the gear is ensured, lubricating oil is conveniently added into the gear box by the added oil tank 15 and the oil pipe 2, the requirement of regular disassembly and maintenance of personnel is avoided, meanwhile, the gear and the bearing are prevented from being damaged when the maintenance is not carried out in time, because the micro, the realization is regulated and control its rotation distance and speed, and then guaranteed can regular automatic oiling, through rolling disc 22, connecting rod 21, push pedal 19 and piston plate 20's cooperation, conveniently push lubricating oil in oil pipe 2, and then refuel gear box inside, the life of gear box has been improved, the frequency of personnel's manual maintenance has been reduced, work efficiency has been improved, draw-in groove 18 through adding on upper cover 16, conveniently carry out the dismouting to heat dissipation box 24, through the inside fan 25 of heat dissipation box 24, conveniently cool down to inboard driving motor 1 of gear box, the high temperature when avoiding driving motor 1 operation, through louvre 17, bleeder vent and radiating groove, the air flow has been guaranteed, the heat radiating effect is improved, the whole life of gear box is high, low in use cost.

In summary, the following steps: the utility model adds an auxiliary bearing 4 at the front end of the worm 3, when the worm 3 and the gear are subjected to larger axial force, the action of the auxiliary bearing 4 can not cause the deformation of a motor shaft, the gear damage or sliding tooth can not be caused, the service life of the device is prolonged, the use cost is reduced, lubricating oil can be conveniently added into the gear box through the added oil tank 15 and the oil pipe 2, the need of personnel for periodical disassembly and maintenance is avoided, meanwhile, the gear and the bearing are prevented from being damaged when not in-time maintenance is avoided, the rotation distance and the speed of the micro servo motor 23 are regulated and controlled through the programmed control of the micro servo motor, the regular automatic oiling is ensured, the lubricating oil can be conveniently pushed into the oil pipe 2 through the matching of the rotating disc 22, the connecting rod 21, the push plate 19 and the piston plate 20, and the oiling is further carried out inside the gear box, the service life of the gear box is prolonged, the frequency of manual maintenance of personnel is reduced, the working efficiency is improved, the clamping groove 18 added on the upper cover 16 is convenient to disassemble and assemble the heat dissipation box 24, the fan 25 inside the heat dissipation box 24 is convenient to cool the driving motor 1 on the inner side of the gear box, the temperature is too high when the driving motor 1 is avoided operating, the air flow is ensured through the heat dissipation holes 17, the air holes and the heat dissipation grooves, the heat dissipation effect is improved, the whole service life of the gear box is long, and the use cost is low.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides an antiskid tooth gear box, includes driving motor (1), lower cover (8) and upper cover (16), its characterized in that: the upper cover (16) is fixed at the upper end of the lower cover (8) through a screw, the driving motor (1) is fixed in the lower cover (8), an output shaft of the driving motor (1) is connected with a worm (3) through a coupler, the right part of the worm (3) is connected with an auxiliary bearing (4), the auxiliary bearing (4) is fixed in the lower cover (8), a first-stage gear (5) is meshed with the lower side of the worm (3), the first-stage gear (5) is sleeved and fixed on the side surface of a first-stage bearing (9), a first-stage gear shaft (10) is fixed inside the first-stage bearing (9), the first-stage gear shaft (10) is fixed between the upper cover (16) and the lower cover (8), a second-stage gear (6) is meshed with the lower side of the first-stage gear (5) through gear teeth, the second-stage gear (6) is sleeved and fixed on the side surface of a second-stage bearing (, the secondary gear shaft (11) is fixed between the upper cover (16) and the lower cover (8), the secondary gear (6) is engaged with a tertiary gear (7) through gear teeth, the tertiary gear (7) is sleeved on the side surface of a tertiary bearing (14), a tertiary gear shaft (13) is fixed in the tertiary bearing (14), the tertiary gear shaft (13) is fixed between the upper cover (16) and the lower cover (8), a clamping groove (18) is welded and fixed on the upper end surface of the upper cover (16), a heat dissipation box (24) is clamped and connected in the clamping groove (18), a fan (25) is fixed in the heat dissipation box (24), an oil tank (15) is fixed on the lower end surface of the lower cover (8) through a screw, the oil tank (15) is communicated with the lower cover (8) through an oil pipe (2), the oil pipe (2) is located on the rear side of the worm (3), and a flow regulating valve is installed in the oil pipe (2).

2. The anti-slip gear box according to claim 1, wherein: a micro servo motor (23) is fixed on the inner upper portion of the oil tank (15), a rotating disc (22) is fixed on an output shaft on the upper side of the micro servo motor (23), and a connecting rod (21) is installed on the rotating disc (22).

3. The anti-slip gear box according to claim 1, wherein: middle part sliding connection has piston board (20) in oil tank (15), piston board (20) upper end is connected with push pedal (19) through the connecting rod, push pedal (19) and the inside sliding connection of oil tank (15).

4. The anti-slip gear box according to claim 2, wherein: one end of the connecting rod (21) is connected with the rotating disc (22) through a bearing seat, and the other end of the connecting rod (21) is rotatably connected with the push plate (19) through the bearing seat.

5. The anti-slip gear box according to claim 1, wherein: the cross section of the clamping groove (18) is L-shaped, a radiating hole (17) is formed in an upper cover (16) on the inner side of the clamping groove (18), and the radiating hole (17) is located on the rear side of the driving motor (1).

6. The anti-slip gear box according to claim 1, wherein: the heat dissipation box (24) front side and rear side all welded fastening have the fixed plate, fixed plate sliding connection is in draw-in groove (18), there is the bolt draw-in groove (18) upper portion through threaded connection, the bolt passes draw-in groove (18) and contacts with the fixed plate.

7. The anti-slip gear box according to claim 1, wherein: the lower end of the heat dissipation box (24) is provided with air holes corresponding to the heat dissipation holes (17), and the upper end of the heat dissipation box (24) is provided with a heat dissipation groove.

8. The anti-slip gear box according to claim 1, wherein: the transparent window is inlayed to oil tank (15) front end downside, oil tank (15) right side upper portion is fixed with adds oil pipe (2), add oil pipe (2) and go up and install the seal cover through the screw thread.