Polishing equipment for shell of planetary gear reducer

Abstract

The utility model relates to the technical field of direct current motors, in particular to polishing equipment for a planetary gear reducer shell, which comprises a base, a supporting column is fixedly connected to the upper surface of the base, a top plate is fixedly connected to the upper surface of the supporting column, and a clamping mechanism is arranged on the front surface of the supporting column. The clamping mechanism comprises a fixing frame body, the rear surface of the fixing frame body is fixedly connected with the front surface of the supporting column, a sliding groove is formed in the left surface of the fixing frame body, a T-shaped block is slidably connected to the inner surface of the sliding groove, an arc-shaped clamping block is slidably connected to the right surface of the T-shaped block, the T-shaped block is fixedly connected with one end of a spring, and the other end of the spring is fixedly connected with the clamping mechanism. Through the arrangement of the fixing frame body, the T-shaped blocks, the arc-shaped clamping blocks and the springs, shells of planetary gear reducers of different specifications can be fixed, it is guaranteed that the shells are more stable during polishing, meanwhile, the T-shaped blocks can be limited through the inserting rods, and the whole equipment is more stable.

Description

Technical Field

[0001] The utility model relates to the technical field of direct current motors, in particular to a polishing device for a planetary gear reducer housing. Background Art

[0002] A brushed DC motor is a DC motor with fixed main magnetic poles and brushes installed on the stator and armature windings and commutators installed on the rotor. The electric energy of the DC power supply enters the armature winding through the brushes and commutator, generating armature current. The magnetic field generated by the armature current interacts with the main magnetic field to generate electromagnetic torque, causing the motor to rotate and drive the load.

[0003] After searching, a planetary gear type brushed DC motor (CN109378958B) was found, wherein the planetary gear type brushed DC motor includes: a stator assembly, a rotor assembly, an output mechanism and a motor housing. The present invention combines a planetary gear reducer with a brushed DC motor, so that the output speed is more in line with general requirements, the transmission efficiency is improved, and resources are saved.

[0004] However, in the polishing process of the existing planetary gear type brushed DC motor housing, most of the teeth in the housing are polished manually, which makes the polishing efficiency low. In view of this, we propose a polishing device for the housing of a planetary gear reducer. Utility Model Content

[0005] The utility model aims to provide a planetary gear reducer housing polishing device, which solves the problem of low polishing efficiency when manually grinding the tooth grooves inside the housing.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A polishing device for a planetary gear reducer housing comprises a base, the upper surface of the base is fixedly connected to a support column, the upper surface of the support column is fixedly connected to a top plate, and the front surface of the support column is provided with a clamping mechanism; the clamping mechanism comprises a fixed frame, the rear surface of the fixed frame is fixedly connected to the front surface of the support column, a slide groove is provided on the left surface of the fixed frame, a T-shaped block is slidably connected to the inner surface of the slide groove, an arc-shaped clamping block is slidably connected to the right surface of the T-shaped block, the T-shaped block is fixedly connected to one end of a spring, and the arc-shaped clamping block is fixedly connected to the other end.

[0008] Preferably, a groove is provided on the upper surface of the fixed frame, an insertion rod is slidably connected to the inner surface of the groove, a movable rod is fixedly connected to the upper surface of the insertion rod, and the movable rod is slidably connected to the support column.

[0009] Preferably, the upper surface of the T-shaped block is provided with slots in a linear array, and the inner surface of the slots is slidably connected to the outer arc surface of the insertion rod.

[0010] Preferably, a polishing mechanism is provided on the upper surface of the top plate, and the polishing mechanism comprises a slide plate, the slide plate is slidably connected to the support column, and a tooth groove grinding block is fixedly connected to the lower surface of the slide plate.

[0011] Preferably, a vertical block is fixedly connected to the right surface of the skateboard, a circular groove is opened on the left surface of the vertical block, the inner surface of the circular groove is rotatably connected to a rotating shaft, and the outer arc surface of the rotating shaft is fixedly connected to a fan blade.

[0012] Preferably, a push rod is fixedly connected to the right surface of the support column, and a front surface of the push rod is slidably connected to the outer arc surface of the rotating shaft.

[0013] Preferably, a shell body is provided on the upper surface of the base, and an outer arc surface of the shell body is slidably connected to the arc-shaped clamping block.

[0014] By means of the above technical solution, the utility model provides a polishing device for the housing of a planetary gear reducer, which has at least the following beneficial effects:

[0015] (1) The utility model can fix the housing of planetary gear reducers of different specifications by means of the fixed frame, T-shaped block, arc-shaped clamp block and spring, thereby ensuring that the housing is more stable during polishing. At the same time, the T-shaped block can be limited by the insertion rod, making the entire device more stable.

[0016] (2) The utility model is provided with a hydraulic press, a slide plate and a tooth groove grinding block. The hydraulic press drives the slide plate to move downward to grind the tooth grooves in the shell. At the same time, when the hydraulic press drives the slide plate to move downward, the fan blades are rotated through the cooperation of the abutment rod and the rotating shaft, and the shell chips are blown away for easy observation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application:

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the overall right side structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the overall left-side structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the position relationship between the vertical block and the rotating shaft of the utility model.

[0022] In the figure: 1. base; 2. support column; 3. top plate; 4. clamping mechanism; 41. fixed frame; 42. slide groove; 43. T-shaped block; 44. arc clamping block; 45. spring; 5. groove; 6. plug rod; 7. movable rod; 8. slot; 9. polishing mechanism; 91. slide plate; 92. tooth groove grinding block; 10. vertical block; 11. circular groove; 12. rotating shaft; 13. push rod; 14. hydraulic press. DETAILED DESCRIPTION

[0023] 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.

[0024] Embodiment 1

[0025] See also Figure 1-Figure 3 The utility model provides a polishing device for a planetary gear reducer housing, including a base 1, a support column 2 is fixedly connected to the upper surface of the base 1, a top plate 3 is fixedly connected to the upper surface of the support column 2, and a clamping mechanism 4 is arranged on the front surface of the support column 2; the clamping mechanism 4 includes a fixed frame 41, a rear surface of the fixed frame 41 is fixedly connected to the front surface of the support column 2, a slide groove 42 is provided on the left surface of the fixed frame 41, and a T-shaped block 43 is slidably connected to the inner surface of the slide groove 42. In order to ensure that the T-shaped block 43 can slide in the fixed frame 41 and can be more stable, the T-shaped block 43 is limited by the provided slide groove 42, thereby effectively improving the stability of the T-shaped block 43, and an arc-shaped clamping block 44 is slidably connected to the right surface of the T-shaped block 43, the T-shaped block 43 is fixedly connected to one end of a spring 45, and the arc-shaped clamping block 44 is fixed to the other end Connection, in order to ensure that the arc-shaped clamping block 44 can fix the shell, the elasticity of the spring 45 is used to clamp the shell and improve the stability of the entire device. A groove 5 is provided on the upper surface of the fixed frame 41, and the inner surface of the groove 5 is slidably connected with a plug rod 6. In order to ensure that the plug rod 6 can move up and down stably, the plug rod 6 is limited by the provided groove 5, thereby ensuring the stability of the plug rod 6. A movable rod 7 is fixedly connected to the upper surface of the plug rod 6, and the movable rod 7 is slidably connected to the support column 2. A slot 8 is provided on the upper surface of the T-shaped block 43 in a linear array, and the inner surface of the slot 8 is slidably connected to the outer arc surface of the plug rod 6. In order to limit the T-shaped block 43 and ensure that the arc-shaped clamping block 44 is more stable, the plug rod 6 is inserted into the slot 8 to limit the T-shaped block 43, thereby ensuring the stability of the arc-shaped clamping block 44.

[0026] In this embodiment, the fixed frame 41, T-shaped block 43, arc-shaped clamp block 44 and spring 45 are provided to fix the housing of the planetary gear reducer of different specifications, thereby ensuring greater stability when the housing is polished.

[0027] Embodiment 2

[0028] See also Figure 1-Figure 4 On the basis of the first embodiment, the utility model provides a technical solution: preferably, a polishing mechanism 9 is provided on the upper surface of the top plate 3, and the polishing mechanism 9 includes a slide plate 91, and the slide plate 91 is slidably connected to the support column 2, and a tooth groove grinding block 92 is fixedly connected to the lower surface of the slide plate 91. In order to ensure that the tooth groove grinding block 92 can grind the tooth groove on the inner surface of the shell after the slide plate 91 moves downward, the tooth block fixed on the tooth groove grinding block 92 is slidably connected to the tooth groove on the inner surface of the shell, so as to ensure that the tooth groove grinding block 92 can be inserted into the tooth groove on the inner surface of the shell, which is convenient for polishing the tooth groove. A vertical block 10 is fixedly connected to the right surface of the slide plate 91, and a circular groove 11 is provided on the left surface of the vertical block 10. The inner surface of the circular groove 11 is rotatably connected with a rotating shaft 12. In order for the rotating shaft 12 to be able to rotate stably in the circular groove 11, the rotating shaft 12 is limited by the circular groove 11 to ensure that the rotating shaft 12 rotates when subjected to force , more stable, the outer arc surface of the rotating shaft 12 is fixedly connected with the fan blades, and the right surface of the supporting column 2 is fixedly connected with the push rod 13, and the front surface of the push rod 13 is slidably connected with the outer arc surface of the rotating shaft 12. In order to ensure that the rotating shaft 12 can drive the rotating shaft 12 to rotate after moving downward through the slide plate 91, a friction force is generated between the fixed push rod 13 and the rotating shaft 12, so that the rotating shaft 12 can rotate, and drive the fan blades fixed on the outer arc surface of the rotating shaft 12 to blow away the debris generated by polishing on the outer shell, which is convenient for workers to observe the polishing condition. The upper surface of the top plate 3 is fixedly connected with a hydraulic press 14, and the output shaft of the hydraulic press 14 is fixedly connected to the upper surface of the slide plate 91. In order to ensure that the slide plate 91 can move downward, the output shaft of the hydraulic press 14 is fixed to the slide plate 91, so that the slide plate 91 can move downward, and at the same time drive the vertical block 10, so that the rotating shaft 12 drives the fan blades to rotate to create wind force.

[0029] In this embodiment, a hydraulic press 14, a slide plate 91 and a tooth groove grinding block 92 are provided, and the slide plate 91 is driven downward by the hydraulic press 14 to grind the tooth grooves in the outer shell. At the same time, the rotating shaft 12 rotates through the push rod 13 to blow away the outer shell chips for easy observation.

[0030] Working principle: when it is necessary to polish the inner surface tooth grooves of the shell, after placing the shell on the upper surface of the base 1, the arc-shaped clamping block 44 is tightly attached to the shell through the elasticity of the spring 45, and the shell is fixed, and the hydraulic press 14 is started. The output shaft of the hydraulic press 14 drives the slide plate 91 to move downward, and the tooth groove grinding block 92 fixed on the lower surface of the slide plate 91 is inserted into the inner surface of the shell. After the slide plate 91 moves downward, the vertical block 10 moves downward, driving the friction between the rotating shaft 12 and the abutment rod 13, and the rotating shaft 12 drives the fan blades to rotate to blow away the debris. At the same time, the slide plate 91 will contact the movable rod 7, driving the movable rod 7 to move downward. After the movable rod 7 moves downward, it drives the insertion rod 6 to be inserted into the slot 8, and the T-shaped block 43 is limited to ensure that the shell is more stable during polishing.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A polishing device for a planetary gear reducer housing, comprising a base (1), characterized in that: The upper surface of the base (1) is fixedly connected to a support column (2), the upper surface of the support column (2) is fixedly connected to a top plate (3), and the front surface of the support column (2) is provided with a clamping mechanism (4); The clamping mechanism (4) comprises a fixed frame (41), the rear surface of the fixed frame (41) is fixedly connected to the front surface of the support column (2), the left surface of the fixed frame (41) is provided with a slide groove (42), the inner surface of the slide groove (42) is slidably connected to a T-shaped block (43), the right surface of the T-shaped block (43) is slidably connected to an arc-shaped clamping block (44), the T-shaped block (43) is fixedly connected to one end of a spring (45), and the arc-shaped clamping block (44) is fixedly connected to the other end.

2. The polishing device for a planetary gear reducer housing according to claim 1, characterized in that: The upper surface of the fixed frame (41) is provided with a groove (5), the inner surface of the groove (5) is slidably connected with an insertion rod (6), the upper surface of the insertion rod (6) is fixedly connected with a movable rod (7), and the movable rod (7) is slidably connected to the support column (2).

3. The polishing device for a planetary gear reducer housing according to claim 2, characterized in that: The upper surface of the T-shaped block (43) is provided with slots (8) in a linear array, and the inner surface of the slots (8) is slidably connected to the outer arc surface of the insertion rod (6).

4. The polishing device for a planetary gear reducer housing according to claim 1, characterized in that: The upper surface of the top plate (3) is provided with a polishing mechanism (9), the polishing mechanism (9) comprising a slide plate (91), the slide plate (91) being slidably connected to the support column (2), and the lower surface of the slide plate (91) being fixedly connected with a tooth groove grinding block (92).

5. The polishing device for the planetary gear reducer housing according to claim 4, characterized in that: The right surface of the slide plate (91) is fixedly connected to a vertical block (10), the left surface of the vertical block (10) is provided with a circular groove (11), the inner surface of the circular groove (11) is rotatably connected to a rotating shaft (12), and the outer arc surface of the rotating shaft (12) is fixedly connected to a fan blade.

6. The polishing device for the planetary gear reducer housing according to claim 5, characterized in that: A support rod (13) is fixedly connected to the right surface of the support column (2), and the front surface of the support rod (13) is slidably connected to the outer arc surface of the rotating shaft (12).

7. The polishing device for a planetary gear reducer housing according to claim 4, characterized in that: A hydraulic press (14) is fixedly connected to the upper surface of the top plate (3), and an output shaft of the hydraulic press (14) is fixedly connected to the upper surface of the slide plate (91).

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