High-load high-speed-resistant speed reducer planetary gear

Abstract

A high-load high-speed-resistant speed reducer planet gear comprises a gear ring, a sun gear, a planet gear, a planet carrier, an output shaft and an input shaft, an oil storage barrel is fixedly connected to the outer wall of one side of the gear ring, a containing barrel is fixedly connected to the bottom wall of the oil storage barrel, a push plate is arranged in the containing barrel in a sliding mode, and a first reset spring is arranged between the push plate and the bottom wall of the oil storage barrel; the bottom wall of the push plate is fixedly connected with a stress rod. Compared with the prior art, the planetary gear lubricating device has the advantages that the oil pressing mechanism is arranged, so that the piston in the oil storage barrel can be pressed in the operation process of the planetary gear, the piston presses lubricating oil into the oil spraying nozzle, and the oil spraying nozzle sprays the lubricating oil to all parts of the planetary gear; sufficient lubrication of the planetary gear in the high-speed and high-load operation process is ensured, and the service life is prolonged; and through the arranged driving mechanism, whether oil injection is conducted or not can be controlled according to needs, and the device is more flexible and practical.

Description

TECHNICAL FIELD

[0001] The utility model relates to planetary gear technology field especially relates to a high load high -speed reducer planetary gear. BACKGROUND

[0002] ‌Planetary gear is the gear system that in addition to can like fixed axle gear that revolves around own rotation axis revolves, its rotation axis also revolves with planetary gear around the axis of other gear.

[0003] In the design of traditional planetary gear reducer, in order to respond to the demand of high load and high speed operation, it is usually necessary to artificially oil or lubricate each component of planetary gear regularly. However, this method has obvious shortcomings: first, artificial oiling is inefficient, time-consuming and labor-intensive; second, it is impossible to lubricate the planetary gear in real time, which leads to wear and failure of the gear components during high load and high speed operation, thereby affecting the service life and operating efficiency of the reducer. UTILITY MODEL CONTENT

[0004] The main purpose of the utility model is to provide a high load high speed reducer planetary gear, which can effectively solve the problems in the background art.

[0005] To achieve the above purpose, the technical scheme adopted by the utility model is as follows: a high load high speed reducer planetary gear, comprising a gear ring, a sun gear, a planet wheel, a planet carrier, an output shaft and an input shaft, a storage oil cylinder is fixedly connected to one side outer wall of the gear ring, a containing cylinder is fixedly connected to the bottom wall of the storage oil cylinder, a push plate is slidably arranged in the containing cylinder, a first return spring is arranged between the push plate and the bottom wall of the storage oil cylinder, a stress rod is fixedly connected to the bottom wall of the push plate, the lower end of the stress rod extends below the containing cylinder, a rubber inflatable ball is arranged in the containing cylinder, the output port of the rubber inflatable ball is in communication with the storage oil cylinder, a piston is arranged in the storage oil cylinder, a second return spring is arranged between the piston and the lower inner wall of the storage oil cylinder, an installation seat is fixedly connected to the outer wall of the gear ring, an inclined oil injection nozzle is installed on the installation seat, an oil pipe is arranged between the storage oil cylinder and the oil injection nozzle, a press oil mechanism is further arranged on one side outer wall of the gear ring, and a driving mechanism is arranged on the input shaft.

[0006] As a further description of the above technical scheme, the press oil mechanism comprises a rotating rod, a driven gear and a cam, a rotating rod is rotatably arranged on one side outer wall of the gear ring, a driven gear is fixedly connected to the other end of the rotating rod, and a cam is fixedly sleeved on the rod wall of the rotating rod.

[0007] As a further description of the above technical scheme, the driving mechanism comprises a sleeve ring, a groove, a sliding plate, a third reset spring, a positioning pin, a connecting rod and a driving gear, the sleeve ring is sleeved on the input shaft, the groove is also formed on the input shaft, the sliding plate is slidably arranged in the groove, the third reset spring is arranged between the sliding plate and the groove, the positioning pin is fixedly connected to the upper side wall of the sliding plate, three connecting rods are annularly arranged on the side wall of the sleeve ring close to the gear ring, and the driving gear is fixedly connected between the other ends of the three connecting rods.

[0008] As a further description of the above technical scheme, the inner wall of the sleeve ring is provided with a positioning groove matched with the positioning pin.

[0009] As a further description of the above technical scheme, the force receiving rod is matched with the cam, and the lower end of the force receiving rod is provided with a ball.

[0010] As a further description of the above technical scheme, the upper side wall of the oil storage cylinder is provided with an oil inlet.

[0011] Compared with the prior art, the utility model has the advantages of the following beneficial effects:

[0012] 1. Through the setting of the oil pressing mechanism, the piston in the oil storage cylinder can be pressed during the operation of the planetary gear, so that the piston presses the lubricating oil into the oil nozzle, the lubricating oil is sprayed on each part of the planetary gear, the sufficient lubrication of the planetary gear during high-speed and high-load operation is ensured, and the service life is improved.

[0013] 2. Through the setting of the driving mechanism, whether to spray oil can be controlled according to the requirement, which is more flexible and practical. DRAWINGS

[0014] Figure 1 It is a whole structure schematic view of the high-load and high-speed reducer planetary gear of the utility model;

[0015] Figure 2 It is a structure schematic view of the oil pressing mechanism of the high-load and high-speed reducer planetary gear of the utility model;

[0016] Figure 3 It is a sectional view of the oil storage cylinder of the high-load and high-speed reducer planetary gear of the utility model;

[0017] Figure 4 It is a sectional view of the input shaft of the high-load and high-speed reducer planetary gear of the utility model;

[0018] In the figure: 1, gear ring; 2, sun gear; 3, planetary gear; 4, planet carrier; 5, output shaft; 6, input shaft; 7, oil storage cylinder; 71, containing cylinder; 72, push plate; 73, first reset spring; 74, force bar; 75, rubber inflatable ball; 76, piston; 77, second reset spring; 78, mounting seat; 79, oil nozzle; 710, oil pipe; 8, oil pressing mechanism; 9, driving mechanism; 81, rotating rod; 82, driven gear; 83, cam; 91, collar; 92, groove; 93, sliding plate; 94, third reset spring; 95, positioning pin; 96, connecting rod; 97, driving gear; 911, positioning groove. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features and purposes achieved by the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0020] In the description of the utility model, it should be pointed out that the orientation or position relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0021] In the description of the utility model, it should be pointed out that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be broadly understood, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium; can be the communication between two elements inside. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0022] Please refer to Figures 1-4The utility model provides a kind of high load high-speed reducer planetary gear, including gear ring 1, sun gear 2, planetary gear 3, planet carrier 4, output shaft 5 and input shaft 6, gear ring 1 one side outer wall is fixedly connected with oil storage cylinder 7, the bottom wall of oil storage cylinder 7 is fixedly connected with containing cylinder 71, containing cylinder 71 slidingly is equipped with push plate 72, first reset spring 73 is equipped between the bottom wall of push plate 72 and oil storage cylinder 7, the bottom wall of push plate 72 is fixedly connected with stress rod 74, the lower end of stress rod 74 extends to the below of containing cylinder 71, rubber inflatable ball 75 is equipped in containing cylinder 71, the output of rubber inflatable ball 75 is communicated with oil storage cylinder 7, piston 76 is equipped in oil storage cylinder 7, second reset spring 77 is equipped between the lower side inner wall of piston 76 and oil storage cylinder 7, the outer wall of gear ring 1 is fixedly connected with mounting seat 78, obliquely arranged oil nozzle 79 is installed on mounting seat 78, oil pipe 710 is equipped between oil storage cylinder 7 and oil nozzle 79, gear ring 1 one side outer wall is also equipped with oil pressing mechanism 8, input shaft 6 is equipped with driving mechanism 9, under the action of oil pressing mechanism 8, can make stress rod 74 drive push plate 72 constantly move up and down, to make push plate 72 constantly extrude rubber inflatable ball 72, rubber inflatable ball 72 is extruded and pressurizes in oil storage cylinder 7, air pressure drives piston 76 to move up, lubricating oil is delivered to oil nozzle 79 by oil pipe 710, oil nozzle 79 sprays lubricating oil, lubricates each component of planetary gear, can realize lubrication in the process of planetary gear operation, ensure that planetary gear is fully lubricated in the process of high-speed high load operation, improve service life.

[0023] Specifically, as shown in Figure 2 Oil pressing mechanism 8 includes rotating rod 81, driven gear 82 and cam 83, one side outer wall of gear ring 1 is rotationally equipped with rotating rod 81, the other end of rotating rod 81 is fixedly connected with driven gear 82, cam 83 is fixedly sleeved on the rod wall of rotating rod 81, when driving gear 97 meshes with driven gear 82, driving gear 97 rotates, will make driven gear 82 drive rotating rod 81 rotate, to make cam 83 rotate.

[0024] Specifically, as shown in Figure 4As shown in the figure, a high load and high speed reducer planetary gear, drive mechanism 9 includes a collar 91, groove 92, sliding plate 93, the third reset spring 94, the positioning pin 95, connecting rod 96 and driving gear 97, the input shaft 6 on the sliding sleeve is provided with a collar 91, the input shaft 6 is also provided with a groove 92, the groove 92 is provided with a sliding plate 93, the sliding plate 93 and the groove 92 between the third reset spring 94 is arranged, the upper side wall of the sliding plate 93 is fixedly connected with the positioning pin 95, the collar 91 is provided with three connecting rods 96 on the side wall close to the gear ring 1, the other end of the three connecting rods 96 is fixedly connected with the driving gear 97, when lubrication is needed, press the sliding plate 93 and push the collar 91 to move, the collar 91 moves to the upper side of the sliding plate 93, the third reset spring 94 pushes the sliding plate 93 to move upward, the positioning pin 95 is inserted into the positioning groove 911 on the collar 91, at this time the driving gear 97 will be engaged with the driven gear 82, the input shaft 6 can make the driving gear 9 drive the oil pressure mechanism 8 to rotate and pressurize.

[0025] Specifically, as shown in the figure, Figure 4 A high load and high speed reducer planetary gear, the inner wall of the collar 91 is provided with a positioning groove 911 matched with the positioning pin 95.

[0026] Specifically, as shown in the figure, Figure 3 A high load and high speed reducer planetary gear, the force bar 74 cooperates with the cam 83, and the lower end of the force bar 74 is provided with a ball, which can reduce the friction between the force bar 74 and the cam 83 and prolong the service life.

[0027] Specifically, as shown in the figure, Figure 3 A high load and high speed reducer planetary gear, the upper side wall of the oil storage cylinder 7 is provided with an oil inlet, and the lubricating oil is added into the oil storage cylinder 7 through the oil inlet.

[0028] It needs to be explained that the utility model discloses a high-load high-speed reduction machine planetary gear, when needing lubrication, push down the sliding plate 93 and push the sleeve ring 91 to move, when the sleeve ring 91 moves to the upper side of the sliding plate 93, the third reset spring 94 pushes the sliding plate 93 to move upwards, and the positioning pin 95 is inserted into the positioning groove 911 on the sleeve ring 91, at this time, the driving gear 97 will be engaged with the driven gear 82, when the planetary gear operates, the input shaft 6 drives the sleeve ring 91 to rotate, thereby driving the driving gear 97 to rotate through the connecting rod 96, the driving gear 97 can drive the driven gear 82 to rotate, the rotation of the driven gear 82 drives the rotating rod 81 to rotate, and the rotation of the rotating rod 81 drives the cam 83 to rotate, when the cam 83 rotates, the stressed rod 74 can drive the push plate 72 to move up and down constantly, thereby constantly extruding the rubber inflatable ball 72, and the rubber inflatable ball 72 is extruded to pressurize the oil storage cylinder 7, the air pressure drives the piston 76 to move upwards, and the lubricating oil is delivered to the oil nozzle 79 through the oil pipe 710, the oil nozzle 79 sprays the lubricating oil, and each part of the planetary gear is lubricated, lubrication can be realized in the process of the operation of the planetary gear, full lubrication of the planetary gear in the process of high-speed high-load operation is ensured, and the service life is improved, when not needing lubrication, the sliding plate 93 can be pressed to move downwards, then the positioning pin 95 is separated from the positioning groove 911, the sleeve ring 91 is reset by pulling, and the driving gear 97 is separated from the driven gear 82, thereby not driving the rotating rod 81 to rotate any more.

[0029] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification only illustrate the principle of the utility model, under the premise of not departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the attached claims and equivalents thereof.

Claims

1. A high-load high-speed planetary gear reducer, comprising a ring gear (1), a sun gear (2), a planet gear (3), a planet carrier (4), an output shaft (5) and an input shaft (6), characterized in that: One side outer wall of the gear ring (1) is fixedly connected with an oil storage cylinder (7), a containing cylinder (71) is fixedly connected to the bottom wall of the oil storage cylinder (7), a push plate (72) is slidably arranged in the containing cylinder (71), a first reset spring (73) is arranged between the push plate (72) and the bottom wall of the oil storage cylinder (7), a stress rod (74) is fixedly connected to the bottom wall of the push plate (72), the lower end of the stress rod (74) extends below the containing cylinder (71), a rubber inflatable ball (75) is arranged in the containing cylinder (71), the outlet of the rubber inflatable ball (75) is in communication with the oil storage cylinder (7), a piston (76) is arranged in the oil storage cylinder (7), a second reset spring (77) is arranged between the piston (76) and the lower inner wall of the oil storage cylinder (7), a mounting seat (78) is fixedly connected to the outer wall of the gear ring (1), an oil nozzle (79) is mounted on the mounting seat (78) and is arranged obliquely, an oil pipe (710) is arranged between the oil storage cylinder (7) and the oil nozzle (79), and a stress oil mechanism (8) is further arranged on one side outer wall of the gear ring (1), and a driving mechanism (9) is arranged on the input shaft (6).

2. A high load high speed reduction planetary gear according to claim 1, characterized in that: The stress oil mechanism (8) comprises a rotating rod (81), a driven gear (82) and a cam (83), the rotating rod (81) is rotatably arranged on one side outer wall of the gear ring (1), the other end of the rotating rod (81) is fixedly connected with the driven gear (82), and the cam (83) is fixedly sleeved on the rod wall of the rotating rod (81).

3. A high load high speed reduction planetary gear according to claim 2, characterized in that: The driving mechanism (9) comprises a sleeve ring (91), a groove (92), a sliding plate (93), a third reset spring (94), a positioning pin (95), a connecting rod (96) and a driving gear (97), the sleeve ring (91) is slidably sleeved on the input shaft (6), the groove (92) is further formed in the input shaft (6), the sliding plate (93) is slidably arranged in the groove (92), the third reset spring (94) is arranged between the sliding plate (93) and the groove (92), the positioning pin (95) is fixedly connected to the upper side wall of the sliding plate (93), three connecting rods (96) are annularly arranged on the side wall of the sleeve ring (91) close to the gear ring (1), and the driving gear (97) is fixedly connected between the other ends of the three connecting rods (96).

4. A high load high speed reduction planetary gear according to claim 3, wherein: A positioning groove (911) matched with the positioning pin (95) is formed in the inner wall of the sleeve ring (91).

5. A high load high speed reduction planetary gear according to claim 2, wherein: The stress rod (74) is matched with the cam (83), and the lower end of the stress rod (74) is provided with a ball.

6. A high load high speed reduction planetary gear according to claim 1, characterized in that: An oil inlet is arranged on the upper side wall of the oil storage cylinder (7).

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