Lifting speed reducer

Abstract

The utility model relates to the field of speed reducers, and discloses a lifting speed reducer, which comprises a gear box provided with a stable transmission mechanism; the stable transmission mechanism comprises a first gear, a second gear, two third gears and four fourth gears. The first gear, the second gear, the two third gears and the four fourth gears are all rotationally installed in the gear box, the first gear is meshed with the second gear, the third gears are meshed with the corresponding fourth gears, every two adjacent fourth gears are meshed, the second gear is meshed with the third gear on the right side, and eccentric wheels are fixedly arranged on the third gears. The synchronous power output device has the following advantages and effects that the two eccentric wheels can synchronously output power by utilizing the characteristics of high efficiency and accurate transmission of the gears, the stability is good, the efficiency is high, the synchronism is good, the two eccentric wheels can synchronously rotate in opposite rotating directions, and the effect of lifting heavy objects is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of speed reducer, especially lift speed reducer. BACKGROUND

[0002] In modern industry and logistics and many other fields, lifting device is widely used. As a key component in the lifting device, the performance of the lifting speed reducer directly affects the efficiency and stability of the lifting operation. The speed reducer is used to reduce the speed and increase the torque to meet the power demand of various mechanical equipment.

[0003] The speed reducer in the prior art is usually driven by a chain wheel. When applied to vehicle equipment, it has poor synchronism, low efficiency and poor stability. Therefore, it is necessary to design a lifting speed reducer to solve the above problems.

[0004] The information disclosed in this background section is intended only to increase an understanding of the general background of the present utility model and should not be construed as an acknowledgment or any form of suggestion that this information constitutes prior art with respect to the present utility model. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at providing a lifting speed reducer to solve the above problems.

[0006] The above technical purpose of the utility model is realized by the following technical scheme: a lifting speed reducer comprises:

[0007] A gear box is provided with a stable transmission mechanism;

[0008] The stable transmission mechanism comprises gear one, gear two, two gear threes and four gear fours;

[0009] The gear one, the gear two, the two gear threes and the four gear fours are all rotationally installed in the gear box, the gear one is engaged with the gear two, the gear three is engaged with the corresponding gear four, the two adjacent gear fours are engaged, the gear two is engaged with the gear three on the right, and the eccentric wheel is fixedly arranged on the gear three.

[0010] The utility model further comprises an oil seal one installed between the eccentric wheel and the gear box.

[0011] The utility model further comprises a double round key fixedly arranged at the bottom of the gear three on the right.

[0012] By adopting the above technical scheme, in order to maintain balance, the speed reducer is usually used in pairs, connected through the double round key and the added shaft coupling, and the synchronism is achieved.

[0013] The utility model further comprises an oil seal two installed between the double round key and the gear box.

[0014] The utility model discloses further provide: gear box bottom fixedly arranged with the connecting end, gear one bottom fixedly connected with the setting connecting shaft, and the connecting shaft bottom end extends to the connecting end.

[0015] By adopting the above technical scheme, the servo motor is conveniently connected with the outside.

[0016] The utility model discloses further provide: the gear box includes lower casing and upper cover, and the upper cover is fixedly connected with lower casing through bolt.

[0017] By adopting the above technical scheme, the inside of the gear box is conveniently overhauled and maintained.

[0018] The utility model discloses further provide: gear box installs deep groove ball bearing one and deep groove ball bearing two, gear one and gear two are installed on deep groove ball bearing one and deep groove ball bearing two respectively.

[0019] The utility model discloses further provide: gear box installs deep groove ball bearing three and deep groove ball bearing four, gear three and gear four are installed on deep groove ball bearing three and deep groove ball bearing four respectively.

[0020] The utility model discloses beneficial effect is:

[0021] The utility model discloses through setting up stable transmission mechanism, utilizes the high efficiency and accurate transmission characteristic of gear, can make two eccentric wheels synchronous power output, and stability is good, and efficiency is high, and synchronism is good, can make two eccentric wheels synchronous rotation and the opposite direction of rotation, plays the role of lifting heavy object. DRAWINGS

[0022] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the following will be to the drawing used in the embodiment description briefly introduced, obviously, the drawing in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, can also obtain other drawings according to these drawings.

[0023] Figure 1 It is the structure schematic diagram of the lifting speed reducer that the utility model proposes.

[0024] Figure 2 It is the sectional structure schematic diagram of the lifting speed reducer that the utility model proposes Figure One .

[0025] Figure 3 It is the sectional structure schematic diagram of the lifting speed reducer that the utility model proposes Figure Two .

[0026] In the figure, 1, gear box; 2, gear one; 3, gear two; 4, gear three; 5, eccentric wheel; 6, gear four; 7, deep groove ball bearing one; 8, deep groove ball bearing two; 9, deep groove ball bearing three; 10, deep groove ball bearing four; 11, oil seal one; 12, connecting end; 13, double circle key. DETAILED DESCRIPTION

[0027] In the description of the utility model, it needs to be explained that, unless there is explicit provision and limitation, the terms "mounting", "connecting", "connecting" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through intermediate medium, it can be the communication inside two elements, for the ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0028] The technical scheme of the utility model will be clearly and completely described below in combination with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0029] Referring to Figure 1 , Figure 2 and Figure 3 , the utility model provides lifting speed reducer, include:

[0030] Gear box 1, gear box 1 is provided with stable transmission mechanism, it needs to be explained that, the efficient and accurate transmission characteristics of gear are utilized, can make two eccentric wheels 5 synchronous power output, stability is good, efficiency is high, and synchronization is good;

[0031] Stable transmission mechanism includes gear one 2, gear two 3, two gear threes 4 and four gear fours 6;

[0032] Gear one 2, gear two 3, two gear threes 4 and four gear fours 6 are all rotationally installed in gear box 1, gear one 2 is engaged with gear two 3, gear three 4 is engaged with corresponding gear four 6, adjacent two gear fours 6 are engaged, gear two 3 is engaged with right gear three 4, eccentric wheel 5 is fixedly arranged on gear three 4, it needs to be explained that, when eccentric wheel 5 rotates, due to its eccentric characteristics, it will make the components connected with it produce vertical displacement, play the role of lifting heavy objects.

[0033] Through the stable transmission mechanism, when the gear one 2 rotates, the gear two 3 can be rotated, the gear two 3 can drive the right gear three 4 to rotate, then through the transmission of the four gear four 6, the left gear three 4 can be rotated, the two eccentric wheels 5 can be synchronous power output, good stability, high efficiency, good synchronism.

[0034] Specifically, the oil seal one 11 is installed between the eccentric wheel 5 and the gear box 1, the double round key 13 is fixedly arranged at the bottom of the right gear three 4, and the oil seal two is installed between the double round key 13 and the gear box 1, and it should be noted that in order to maintain balance, the speed reducer is usually used in pairs, and the shaft coupling is added through the double round key 13 to connect, which plays a role in synchronism, and the oil seal can effectively seal the lubricating oil in the area that needs to be lubricated, preventing the lubricating oil from leaking to the outside.

[0035] Specifically, the connecting end 12 is fixedly arranged at the bottom of the gear box 1, and the connecting shaft is fixedly connected and arranged at the bottom of the gear one 2, and the bottom end of the connecting shaft extends into the connecting end 12, and it should be noted that the servo motor is connected with the outside.

[0036] Specifically, the gear box 1 comprises a lower shell and an upper cover, and the upper cover is fixedly connected with the lower shell through bolts, and it should be noted that the inside of the gear box 1 is convenient for maintenance.

[0037] Specifically, the gear box 1 is provided with deep groove ball bearings one 7 and deep groove ball bearings two 8, the gear one 2 and the gear two 3 are installed on the deep groove ball bearings one 7 and the deep groove ball bearings two 8 respectively, the gear box 1 is provided with deep groove ball bearings three 9 and deep groove ball bearings four 10, and the gear three 4 and the gear four 6 are installed on the deep groove ball bearings three 9 and the deep groove ball bearings four 10 respectively, and it should be noted that the gear one 2, the gear two 3, the two gear three 4 and the four gear four 6 are conveniently and stably rotated.

[0038] Working principle:

[0039] When the gear one 2 rotates, the gear two 3 can be rotated, the gear two 3 can drive the right gear three 4 to rotate, then through the transmission of the four gear four 6, the left gear three 4 can be rotated, and the two eccentric wheels 5 can be synchronous power output, good stability, high efficiency, good synchronism, the two eccentric wheels 5 are synchronous and rotate in opposite directions, which plays a role in lifting the heavy object.

[0040] The lifting speed reducer provided by the utility model is described in detail. The principle and implementation mode of the utility model are described by using specific examples in this paper, and the description of the above examples is only used for helping to understand the method and core idea of the utility model. It should be pointed out that, for ordinary skilled persons in the technical field, some improvements and modifications can be made to the utility model without departing from the principle of the utility model, and these improvements and modifications also fall within the protection scope of the utility model claim.

Claims

1. A lifting reduction gear, characterized in that Include: Gear box (1), the gear box (1) is provided with stable transmission mechanism; The stable transmission mechanism includes gear one (2), gear two (3), two gear three (4) and four gear four (6); The gear one (2), gear two (3), two gear three (4) and four gear four (6) are all rotatably installed in the gear box (1), the gear one (2) is engaged with the gear two (3), the gear three (4) is engaged with the corresponding gear four (6), the adjacent two gear four (6) is engaged, the gear two (3) is engaged with the right gear three (4), the gear three (4) is fixedly provided with eccentric wheel (5) on it.

2. The lift reduction gear according to claim 1, characterized in that The eccentric wheel (5) and the gear box (1) are installed with oil seal one (11) between them.

3. The lift reduction gear as set forth in claim 1, characterized by The right gear three (4) bottom is fixedly provided with double round key (13).

4. The lift reduction gear according to claim 3, characterized in that The double round key (13) and the gear box (1) are installed with oil seal two between them.

5. The lift reduction gear as set forth in claim 1, characterized by The gear box (1) bottom is fixedly provided with connecting end (12), the gear one (2) bottom is fixedly connected with connecting shaft, and the connecting shaft bottom end extends into the connecting end (12).

6. The lift reduction gear as set forth in claim 1, characterized by The gear box (1) includes lower shell and upper cover, and the upper cover is fixedly connected with the lower shell through bolts.

7. The lift reduction gear as set forth in claim 1, characterized by The gear box (1) is installed with deep groove ball bearing one (7) and deep groove ball bearing two (8), and the gear one (2) and the gear two (3) are installed on the deep groove ball bearing one (7) and the deep groove ball bearing two (8) respectively.

8. The lift reduction gear of claim 1 wherein, The gear box (1) is installed with deep groove ball bearing three (9) and deep groove ball bearing four (10), and the gear three (4) and the gear four (6) are installed on the deep groove ball bearing three (9) and the deep groove ball bearing four (10) respectively.

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