Speed reducer with transmission structure convenient to maintain

Abstract

The utility model discloses a transmission structure speed reducer convenient to maintain, and particularly relates to the field of speed reducers, the transmission structure speed reducer comprises a base, a machine box is fixedly installed at the top end of the base, a motor is fixedly installed on the outer surface of one side of the machine box, and a transmission assembly is arranged in the machine box; and the front cover is arranged on the outer surface of the front end of the case, a rotating shaft is rotationally installed on the outer surface of the front end of the front cover, a connecting assembly is arranged in one end of the rotating shaft, the rotating shaft is connected with the transmission assembly through the connecting assembly, and a connecting base is fixedly installed at one end of the rotating shaft. The front cover is arranged at the front end of the case and is in sliding connection with the case, when a transmission structure in the case needs to be maintained, the clamping columns on the two sides are pulled outwards, one end of each clamping column is separated from the corresponding clamping groove, limiting on the front cover is relieved, then the front cover is pulled upwards along the sliding rails, and the transmission structure in the case is maintained. And a transmission structure in the case is convenient to maintain.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of speed reducer, more specifically, the utility model relates to a transmission structure speed reducer convenient to maintain. BACKGROUND

[0002] Speed reducer is a kind of independent component by being enclosed in rigid shell gear drive, worm drive, gear-worm drive, commonly used as the speed reducer transmission device between prime mover and working machine. Between prime mover and working machine or actuator, it plays the role of matching speed and transmitting torque, and is widely used in modern machinery.

[0003] But its in actual use, such as existing speed reducer fixed period, the transmission assembly in the inside needs to be positioned maintenance, ensure the service life of speed reducer, but transmission assembly is installed in the machine case, the disassembly of machine case is more troublesome, greatly increase the difficulty of maintenance. UTILITY MODEL CONTENT

[0004] In order to overcome the above-mentioned defects of prior art, the embodiment of the utility model provides a transmission structure speed reducer convenient to maintain, the front end of the machine case is provided with a front cover, the front cover is slidably connected with the machine case, when the transmission structure inside the machine case needs to be maintained, the clamping column on both sides is pulled outward, so that one end of the clamping column is separated from the clamping groove to release the limiting of the front cover, and then the front cover is pulled open upward along the slide rail, so that the transmission structure inside the machine case is maintained conveniently.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a transmission structure speed reducer convenient to maintain, comprising:

[0006] The bottom of the base is fixedly installed with a machine case, one side outer surface of the machine case is fixedly installed with a motor, and the inside of the machine case is provided with a transmission assembly;

[0007] The front end outer surface of the front cover is rotatably installed with a rotating shaft, one end inside of the rotating shaft is provided with a connecting assembly, the rotating shaft is connected with the transmission assembly through the connecting assembly, and one end of the rotating shaft is fixedly installed with a connecting seat.

[0008] Further, the transmission assembly includes a first transmission gear and a second transmission gear arranged in the machine case, and the first transmission gear is meshingly connected with the second transmission gear, the output shaft of the motor is fixedly connected with the second transmission gear, and the motor is started to drive the second transmission gear to rotate.

[0009] Further, the connecting assembly comprises a connecting rod inserted into an inner end of the rotating shaft, a connecting head fixedly installed on an outer surface of a front end of the first transmission gear, and an end of the connecting rod inserted into an inner part of the connecting head, so that the rotating shaft is connected with the first transmission gear by inserting the connecting rod into the connecting head.

[0010] Further, an outer surface of the rotating shaft is sleeved with a sleeve ring, both sides of an outer surface of the rotating shaft are provided with sliding grooves, both sides of an inner wall of the sleeve ring are integrally provided with sliding blocks, and one end of the sliding blocks is fixedly connected with an outer surface of the connecting rod by penetrating the sliding grooves, so that the inner connecting rod is moved by the sleeve ring.

[0011] Further, an end of the sleeve ring is inserted with a bolt, the bolt is threadedly connected with the sleeve ring, two limiting holes matched with a bottom end of the bolt are formed on an outer surface of a top end of the rotating shaft, and the bottom end of the bolt is separated from the limiting holes by rotating the bolt to move upward.

[0012] Further, both sides of an inner wall of the case are provided with sliding rails located at both sides of the front cover, and the front cover is slidably connected with the case by the sliding rails, a pull frame is fixedly installed on a top end of the front cover, and the front cover is pulled upward along the sliding rails by the pull frame.

[0013] Further, both sides of an outer surface of the case are inserted with clamping columns, and clamping grooves matched with one end of the clamping column are formed on both sides of an outer surface of the front cover, so that the clamping column is inserted into the clamping groove to limit and fix the front cover.

[0014] The technical effects and advantages of the utility model are as follows:

[0015] 1. The front cover is slidably connected with the case, the clamping columns on both sides are pulled outward to separate one end of the clamping column from the clamping groove to release the limitation of the front cover when the transmission structure inside the case needs to be maintained, and then the front cover is pulled open upward along the sliding rails, so that the transmission structure inside the case is conveniently maintained.

[0016] 2. The rotating shaft is connected with the first transmission gear through the connecting rod, the connecting rod is separated from the connecting head to release the connection between the rotating shaft and the first transmission gear when the front cover needs to be opened, and the front cover is reset after the maintenance is completed, so that the rotating shaft is connected with the first transmission gear, which is more convenient. DRAWINGS

[0017] Figure 1 The utility model discloses a whole structure schematic Figure 1 .

[0018] Figure 2 The utility model discloses a whole structure schematic Figure 2 .

[0019] Figure 3The utility model discloses a machine case open state's structure schematic drawing.

[0020] Figure 4 The utility model discloses a rotating shaft's structure schematic drawing.

[0021] Figure 5 The utility model discloses a rotating shaft's partial sectional view.

[0022] The figure mark is: 1, base, 2, machine case, 21, motor, 22, first transmission gear, 23, second transmission gear, 24, connecting head, 25, slide rail, 26, clamping post, 3, front cover, 31, rotating shaft, 32, connecting seat, 33, sliding slot, 34, limiting hole, 35, collar, 36, connecting rod, 37, sliding block, 38, bolt, 39, clamping slot. DETAILED DESCRIPTION

[0023] The utility model provides a kind of reduction gear of transmission structure convenient to maintain as Figures 1-5 As shown in a kind of figure, comprising:

[0024] Base 1, the top end fixed mounting of the base 1 has machine case 2, the outer surface of one side of the machine case 2 is fixedly installed with motor 21, the inside of the machine case 2 is provided with transmission assembly;

[0025] Front cover 3, the front end outer surface of the front cover 3 is rotatably installed with rotating shaft 31, the inside of one end of the rotating shaft 31 is provided with connecting assembly, and rotating shaft 31 is connected with transmission assembly by connecting assembly, and the one end of the rotating shaft 31 is fixedly installed with connecting seat 32.

[0026] In a preferred embodiment, as Figures 2-3 Shown, the transmission assembly includes the first transmission gear 22 and the second transmission gear 23 arranged in the inside of the machine case 2, and the first transmission gear 22 is engagedly connected with the second transmission gear 23, the output shaft of the motor 21 is fixedly connected with the second transmission gear 23, the connecting assembly includes the inside one end of the rotating shaft 31 and is inserted with connecting rod 36, the front end outer surface of the first transmission gear 22 is fixedly installed with connecting head 24, and the one end of the connecting rod 36 is inserted in the inside of connecting head 24, the motor 21 of starting machine case 2 side, drive the second transmission gear 23 rotation, the second transmission gear 23 drive the first transmission gear 22, the size of the second transmission gear 23 is less than the first transmission gear 22, to achieve the effect of deceleration, rotating shaft 31 is driven by the first transmission gear 22 rotation.

[0027] In a preferred embodiment, as Figures 4-5As shown, the outer surface of the rotating shaft 31 is sleeved with a sleeve ring 35, the outer surface of the rotating shaft 31 is provided with a sliding groove 33 on both sides, the inner wall of the sleeve ring 35 is integrally provided with a sliding block 37 on both sides, one end of the sliding block 37 is fixedly connected with the outer surface of the connecting rod 36 through the sliding groove 33, the top end of the sleeve ring 35 is inserted with a bolt 38, and the bolt 38 is threadedly connected with the sleeve ring 35, the top end of the rotating shaft 31 is provided with two limiting holes 34 matched with the bottom end of the bolt 38, the bolt 38 is pulled upward, the bottom end of the bolt 38 is separated from the limiting hole 34, the sleeve ring 35 is limited, then the sleeve ring 35 is slid along the sliding groove 33, the connecting rod 36 in the inside is driven to separate from the connecting head 24 through the sliding block 37, and the connection between the rotating shaft 31 and the first transmission gear 22 is released.

[0028] In a preferred embodiment, as Figure 3 As shown, the inner wall of the cabinet 2 is provided with a sliding rail 25 on both sides of the front cover 3, and the front cover 3 is slidably connected with the cabinet 2 through the sliding rail 25, the top end of the front cover 3 is fixedly installed with a pull frame, the outer surface of the cabinet 2 is inserted with a clamping column 26 on both sides, the outer surface of the front cover 3 is provided with a clamping groove 39 matched with one end of the clamping column 26 on both sides, the clamping column 26 is pulled outward, one end of the clamping column 26 is separated from the clamping groove 39, the front cover 3 is limited, then the front cover 3 is pulled open along the sliding rail 25, and the front end of the cabinet 2 is opened.

[0029] The utility model discloses a working principle:

[0030] Referring to the drawings in the specification Figures 1-5 In use, the connecting seat 32 at one end of the rotating shaft 31 is connected with equipment, then the motor 21 at one side of the cabinet 2 is started, the second transmission gear 23 is driven to rotate, the second transmission gear 23 drives the first transmission gear 22, the size of the second transmission gear 23 is less than that of the first transmission gear 22, the speed reduction effect is achieved, the rotating shaft 31 is driven to rotate through the first transmission gear 22, when the transmission structure in the cabinet 2 needs to be maintained, the clamping column 26 on both sides is pulled outward, one end of the clamping column 26 is separated from the clamping groove 39, the front cover 3 is limited, then the bolt 38 is pulled upward, the bottom end of the bolt 38 is separated from the limiting hole 34, the sleeve ring 35 is limited, then the sleeve ring 35 is slid along the sliding groove 33, the connecting rod 36 in the inside is driven to separate from the connecting head 24 through the sliding block 37, the connection between the rotating shaft 31 and the first transmission gear 22 is released, then the front cover 3 is pulled open along the sliding rail 25, the front end of the cabinet 2 is opened, and meanwhile the clamping column 26 on both sides is pushed inward and inserted into the lower clamping groove 39 to fix the front cover 3, so that the transmission structure in the cabinet 2 is conveniently maintained.

Claims

1. A speed reducer with an easy-to-maintain transmission structure, characterized in that, Include: Base (1), the top end of the base (1) is fixedly installed with a machine box (2), one side of the outer surface of the machine box (2) is fixedly installed with a motor (21), the inside of the machine box (2) is provided with a transmission assembly; Front cover (3), the front cover (3) is arranged on the front end of the outer surface of the machine box (2), the front end of the outer surface of the front cover (3) is rotatably installed with a rotating shaft (31), one end of the rotating shaft (31) is provided with a connecting assembly in the inside, and the rotating shaft (31) is connected with the transmission assembly through the connecting assembly, one end of the rotating shaft (31) is fixedly installed with a connecting seat (32).

2. The maintenance-friendly transmission structure speed reducer according to claim 1, characterized in that: The transmission assembly comprises a first transmission gear (22) and a second transmission gear (23) arranged in the inside of the machine box (2), and the first transmission gear (22) and the second transmission gear (23) are engagedly connected, and the output shaft of the motor (21) is fixedly connected with the second transmission gear (23).

3. A maintenance-friendly transmission arrangement speed reducer according to claim 2, characterized in that: The connecting assembly comprises a connecting rod (36) inserted into the inside of the rotating shaft (31), a connecting head (24) fixedly installed on the front end of the outer surface of the first transmission gear (22), and one end of the connecting rod (36) is inserted into the inside of the connecting head (24).

4. A maintenance-friendly transmission structure speed reducer according to claim 3, characterized in that: The outer surface of the rotating shaft (31) is sleeved with a sleeve ring (35), the outer surface of the rotating shaft (31) is provided with a sliding groove (33) on both sides, the inner wall of the sleeve ring (35) is integrally provided with a sliding block (37) on both sides, and one end of the sliding block (37) is fixedly connected with the outer surface of the connecting rod (36) through the sliding groove (33).

5. A maintenance-friendly transmission arrangement speed reducer according to claim 4, characterized in that: The top end of the sleeve ring (35) is inserted with a bolt (38), and the bolt (38) is threadedly connected with the sleeve ring (35), the top end of the outer surface of the rotating shaft (31) is provided with two limiting holes (34) matched with the bottom end of the bolt (38).

6. A maintenance-friendly transmission structure speed reducer according to claim 1, characterized in that: The inner wall of the machine box (2) is provided with a sliding rail (25) on both sides of the front cover (3), and the front cover (3) is slidably connected with the machine box (2) through the sliding rail (25), the top end of the front cover (3) is fixedly installed with a pull frame.

7. A maintenance-friendly transmission structure speed reducer according to claim 1, characterized in that: The outer surface of the machine box (2) is inserted with a clamping column (26), and the outer surface of the front cover (3) is provided with a clamping groove (39) matched with one end of the clamping column (26) on the upper and lower sides.

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