Micro motor shaft transmission gear press-in device

Abstract

The utility model discloses a micro motor shaft transmission gear press-in device which comprises a base, a sliding groove is formed in the inner wall of the base, two clamping blocks are connected to the inner wall of the sliding groove in a sliding mode, a rack plate is fixedly connected to one side of each clamping block, and a first gear is rotationally connected to the inner bottom wall of the base. According to the micro motor shaft transmission gear press-in device, through the arrangement of the base, the sliding groove, the clamping block, the rack plate, the first gear, the mounting cavity and the first motor, during use, when the first motor operates, the output end of the first motor can drive the first gear to rotate, and at the moment, the first gear can be engaged with the rack plate; the two clamping blocks are arranged on the rack plate, so that the rack plate drives the two clamping blocks to operate at the same time to get close to each other, the clamping blocks can be used for clamping a micro motor needing to be pressed into a transmission gear, the micro motor can be fixed, and micro motors of different sizes can be fixed and clamped conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of transmission gear pressing devices, in particular to a micro motor shaft transmission gear pressing device. Background Art

[0002] When a micro motor is used to transmit mechanical loads, its shaft end is usually connected to the transmission gear through an interference fit. In the embodiment of the "Micro Motor Shaft Transmission Gear Pressing Device" disclosed in Chinese Patent CN215846743U (Application Number: 202120377662.6), by screwing two expansion bolts, the two expansion bolts are moved out of the two threaded slots, the fixation of the rotating disk is released, and then the rotating disk is rotated, the rotating disk drives the bidirectional screw rod to rotate, and the bidirectional screw rod drives the two clamping plates to move, and then the motor body is placed in the fixed box, and then the rotating disk is rotated counterclockwise, and the two clamping plates fix and clamp the motor body. After clamping, the two expansion bolts are screwed counterclockwise so that the two expansion bolt threads are inserted into the two threaded slots to fix the rotating disk and the motor body, and the transmission gear positioning sleeve supports the transmission gear, but the fixed installation of the motor body is relatively complicated, and its operation is inconvenient, and it cannot meet the needs of actual use.

[0003] After searching, Chinese patent publication (announcement) number CN218081302U discloses a micro motor shaft transmission gear pressing device. This patent sets a clamping frame on the meshing strip so that the two clamping frames flip to clamp the transmission gear, and the electric telescopic rod continues to push and drive the compression spring to contract. The transmission gear fixed by the clamping frame moves down and is mutually sleeved and assembled with the motor shaft. It is simple to operate and has a high degree of automation, meeting the needs of actual use. However, when fixing the micro motor, it is difficult to adapt to motors of different sizes and it is difficult to quickly fix motors of different sizes and specifications. The applicability is not strong. Therefore, it is necessary to design a micro motor shaft transmission gear pressing device. Utility Model Content

[0004] The main purpose of the utility model is to provide a micro motor shaft transmission gear pressing device, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A micro motor shaft transmission gear pressing device comprises a base, the inner wall of the base is provided with a slide groove, the inner wall of the slide groove is slidably connected with a clamping block, there are two clamping blocks, one side of the clamping block is fixedly connected with a rack plate, the inner bottom wall of the base is rotatably connected with a first gear; the first gear is meshed with the rack plate, the inner wall of the base is provided with an installation cavity, the inner wall of the installation cavity is installed with a first motor, and the output end of the first motor is fixedly connected with the first gear.

[0007] In order to allow the screw to rotate in the fixed groove, as a micro motor shaft transmission gear pressing device of the utility model, a fixed groove is opened on the inner wall of the base, and there are two fixed grooves. The inner wall of the fixed groove is rotatably connected to the screw, and the inner wall of the fixed groove is slidably connected to a support plate, and the support plate is threadedly connected to the screw.

[0008] In order to drive the pulley to rotate, as a micro motor shaft transmission gear pressing device of the utility model, one end of the screw rod passes through the inner bottom wall of the base and extends to one side of the inner wall of the installation cavity, and one end of the screw rod is fixedly connected to the pulley.

[0009] In order to enable the two screw rods to rotate simultaneously, as a micro-motor shaft transmission gear pressing device of the utility model, a transmission belt is overlapped on the outer surface of the pulley.

[0010] In order to drive the screw to rotate, as a micro motor shaft transmission gear pressing device of the utility model, the other end of the screw penetrates the inner top wall of the fixing groove and extends to the upper surface of the base, and the top end of the screw is fixedly connected with a turntable.

[0011] In order to make the support frame more stable, as a micro motor shaft transmission gear pressing device of the utility model, the back side of the base is fixedly connected to the support frame, the lower surface of the support frame is fixedly connected to the fixed legs, and the upper surface of the support frame is installed with a hydraulic rod.

[0012] In order to press the transmission gear downward, as a micro motor shaft transmission gear pressing device of the utility model, the output end of the hydraulic rod passes through the upper surface of the support frame and extends to the inner top wall of the support frame, and the output end of the hydraulic rod is fixedly connected to a pressure plate.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. In the utility model, through the arrangement of the base, the slide groove, the clamping block, the rack plate, the first gear, the mounting cavity and the first motor, when in use, when the first motor is running, its output end can drive the first gear to rotate, and at this time the first gear can be engaged with the rack plate, so that the two clamping blocks can be driven by the rack plate to run simultaneously to achieve the purpose of approaching each other, so that the clamping block can be used to clamp the micro motor that needs to press the transmission gear, so that the micro motor can be fixed, and it is convenient to fix and clamp micro motors of different sizes.

[0015] 2. In the utility model, through the arrangement of fixed grooves, screws, pulleys, transmission belts and wheels, when in use, the micro motor that needs to have the transmission gear pressed in is placed on the support plate, and the turntable is rotated at this time, so that the turntable can drive the single screw to rotate, and the single screw drives the single pulley to rotate, and the single pulley can drive the transmission belt to run when rotating, so that the two pulleys and the two screws can rotate at the same time, and the height position of the support plate is adjusted under the rotation of the two screws and the threaded movement of the support plate, so that the height of the micro motor can be adjusted, so that the clamping block can always maintain the purpose of clamping the middle part of the micro motor, ensuring the stable clamping of the micro motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front view structural schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the first gear structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the pulley structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the support plate structure of the utility model;

[0020] Figure 5 It is a schematic diagram of the pressure plate structure of the utility model.

[0021] In the figure: 1. base; 2. slide; 3. clamping block; 4. rack plate; 5. first gear; 6. mounting cavity; 7. first motor; 8. fixing groove; 9. screw; 91. support plate; 10. pulley; 11. transmission belt; 12. turntable; 13. support frame; 14. fixed leg; 15. hydraulic rod; 16. pressure plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] like Figure 1-5 As shown, a micro motor shaft transmission gear pressing device comprises a base 1, an inner wall of the base 1 is provided with a slide groove 2, the inner wall of the slide groove 2 is slidably connected with a clamping block 3, the number of the clamping blocks 3 is two, one side of the clamping block 3 is fixedly connected with a rack plate 4, and the inner bottom wall of the base 1 is rotatably connected with a first gear 5;

[0024] In this embodiment, the first gear 5 is meshedly connected to the rack plate 4 , the inner wall of the base 1 is provided with a mounting cavity 6 , the inner wall of the mounting cavity 6 is provided with a first motor 7 , and the output end of the first motor 7 is fixedly connected to the first gear 5 .

[0025] During specific use, when the first motor 7 is running, its output end can drive the first gear 5 to rotate. At this time, the first gear 5 can engage with the rack plate 4, so that the two clamping blocks 3 can be driven by the rack plate 4 to run simultaneously to achieve the purpose of approaching each other. Therefore, the clamping block 3 can be used to clamp the micro motor that needs to press the transmission gear, so that the micro motor can be fixed.

[0026] In this embodiment, a fixing groove 8 is opened on the inner wall of the base 1, and there are two fixing grooves 8. The inner wall of the fixing groove 8 is rotatably connected to a screw rod 9, and the inner wall of the fixing groove 8 is slidably connected to a support plate 91, and the support plate 91 is threadedly connected to the screw rod 9.

[0027] During specific use, the screw rod 9 can rotate on the inner wall of the fixing groove 8. When the screw rod 9 rotates, it can perform threaded motion with the support plate 91 to drive the support plate 91 to slide in the fixing groove 8 and adjust the height position of the support plate 91.

[0028] In this embodiment, one end of the screw rod 9 passes through the inner bottom wall of the base 1 and extends to one side of the inner wall of the installation cavity 6 , and one end of the screw rod 9 is fixedly connected to a pulley 10 .

[0029] During specific use, a single screw rod 9 can drive a single pulley 10 to rotate when rotating.

[0030] In this embodiment, a transmission belt 11 is overlapped on the outer surface of the pulley 10 .

[0031] During specific use, the rotation of a single pulley 10 can drive the operation of the transmission belt 11 and enable the two pulleys 10 and the two screw rods 9 to rotate simultaneously and make them perform threaded motion on the support plate 91 .

[0032] In this embodiment, the other end of the screw rod 9 passes through the inner top wall of the fixing groove 8 and extends to the upper surface of the base 1 , and the top end of the screw rod 9 is fixedly connected to a rotating disk 12 .

[0033] During specific use, rotating the turntable 12 can drive the single screw 9 to rotate in the fixing groove 8 .

[0034] In this embodiment, a support frame 13 is fixedly connected to the back of the base 1 , a fixed leg 14 is fixedly connected to the lower surface of the support frame 13 , and a hydraulic rod 15 is installed on the upper surface of the support frame 13 .

[0035] During specific use, the provision of the fixed legs 14 can make the support frame 13 more stable.

[0036] In this embodiment, the output end of the hydraulic rod 15 passes through the upper surface of the support frame 13 and extends to the inner top wall of the support frame 13 , and the output end of the hydraulic rod 15 is fixedly connected to the pressure plate 16 .

[0037] During specific use, when the hydraulic rod 15 is in operation, its output end can drive the pressure plate 16 to move downward and press the transmission gear into the micro-motor shaft through the pressure plate 16.

[0038] Working principle: In use, the micro motor that needs to have the transmission gear pressed in is placed on the support plate 91. When the first motor 7 is running, its output end can drive the first gear 5 to rotate. At this time, the first gear 5 can mesh with the rack plate 4, so that the two clamping blocks 3 can be driven by the rack plate 4 to run simultaneously to achieve the purpose of getting close to each other, so that the clamping blocks 3 can be used to clamp the micro motor that needs to have the transmission gear pressed in, so that the micro motor can be fixed. When the hydraulic rod 15 is running, its output end can drive the pressure plate 16 to move downward and press the transmission gear into the micro motor through the pressure plate 16. The motor shaft rotates the turntable 12, so that the turntable 12 can drive the single screw 9 to rotate, and the single screw 9 drives the single pulley 10 to rotate. When the single pulley 10 rotates, it can drive the transmission belt 11 to run, so that the two pulleys 10 and the two screws 9 can rotate at the same time. When the two screws 9 rotate and the support plate 91 performs threaded motion, the height position of the support plate 91 is adjusted, so that the height of the micro motor can be adjusted, which makes it convenient for the clamping block 3 to always maintain the purpose of clamping the middle part of the micro motor, ensuring the stable clamping of the micro motor.

[0039] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A micro motor shaft transmission gear pressing device, comprising a base (1), Features: The inner wall of the base (1) is provided with a slide groove (2), the inner wall of the slide groove (2) is slidably connected with a clamping block (3), there are two clamping blocks (3), one side of the clamping block (3) is fixedly connected with a rack plate (4), and the inner bottom wall of the base (1) is rotatably connected with a first gear (5); The first gear (5) is meshingly connected to the rack plate (4); an installation cavity (6) is provided on the inner wall of the base (1); a first motor (7) is installed on the inner wall of the installation cavity (6); and an output end of the first motor (7) is fixedly connected to the first gear (5).

2. A micro motor shaft transmission gear pressing device according to claim 1, Features: The inner wall of the base (1) is provided with a fixing groove (8), the number of the fixing grooves (8) being two, the inner wall of the fixing groove (8) being rotatably connected to a screw rod (9), the inner wall of the fixing groove (8) being slidably connected to a support plate (91), and the support plate (91) being threadedly connected to the screw rod (9).

3. A micro motor shaft transmission gear pressing device according to claim 2, Features: One end of the screw rod (9) passes through the inner bottom wall of the base (1) and extends to one side of the inner wall of the installation cavity (6); one end of the screw rod (9) is fixedly connected to a pulley (10).

4. A micro motor shaft transmission gear pressing device according to claim 3, Features: The outer surface of the pulley (10) is overlapped with a transmission belt (11).

5. A micro motor shaft transmission gear pressing device according to claim 2, Features: The other end of the screw rod (9) passes through the inner top wall of the fixing groove (8) and extends to the upper surface of the base (1), and the top end of the screw rod (9) is fixedly connected to a rotating disk (12).

6. A micro motor shaft transmission gear pressing device according to claim 1, Features: The back of the base (1) is fixedly connected to a support frame (13), the lower surface of the support frame (13) is fixedly connected to a fixed leg (14), and the upper surface of the support frame (13) is installed with a hydraulic rod (15).

7. A micro motor shaft transmission gear pressing device according to claim 6, Features: The output end of the hydraulic rod (15) passes through the upper surface of the support frame (13) and extends to the inner top wall of the support frame (13), and the output end of the hydraulic rod (15) is fixedly connected to a pressure plate (16).

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