Inner groove polishing device

Abstract

The utility model relates to an inner groove polishing device which comprises a main installation plate. The rotating wheel assembly is used for driving the polishing device to move; the guide wheel assembly is used for guiding the grinding device; the motor serves as a polishing power source; the transmission assembly is connected with a rotating shaft of the motor; and the motor is connected with the polishing assembly through the transmission assembly, and the polishing assembly is used for polishing the inner groove. According to the inner groove polishing device, the motor rotates, the transmission assembly drives the polishing assembly to achieve high-speed rotation, when the two symmetric polishing sets are arranged, opposite inner grooves can be polished at the same time, a hand pushes a handrail on the first mounting plate, and the guide wheel assembly controls the movement direction; the rotating wheel assembly moves on the upper side of a to-be-polished product, a steel wire brush on the polishing assembly rotates at a high speed to polish an inner groove up and down, the production efficiency is improved, the polishing quality is effectively improved, meanwhile, use is easy and convenient, and workers can operate through simple training.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding, in particular to an inner groove grinding device. Background Art

[0002] There are many ways of mechanical processing according to the different processing requirements of industrial products. When performing mechanical processing, it is often necessary to use grinding equipment to grind the inner wall of the mechanical parts. For example, burrs will appear in the inner groove of the mechanical parts, and the burrs will directly affect the quality of the mechanical parts. Therefore, it is necessary to deburr the processed mechanical parts.

[0003] At present, the grinding method of the inner groove of mechanical parts is generally manual grinding. Since the space of the inner groove of the motor rotor is small and difficult to handle, grinding is very inconvenient, resulting in low grinding efficiency and great difficulty for operators. The burrs of mechanical parts cannot be removed cleanly after grinding, resulting in uneven quality of mechanical parts.

[0004] In addition, some automatic devices are used to grind mechanical parts, but they are not compatible with the matching machines during use, and may get stuck when put into operation, which affects the use of the equipment. In addition, the existing automatic inner groove grinding device is relatively complex and difficult to control, which can easily damage the structure of the inner groove of the mold and result in low work efficiency.

[0005] Therefore, there is an urgent need for an automatic grinding device during the inner groove grinding process of mechanical parts to reduce labor costs and improve work efficiency and quality. Utility Model Content

[0006] Therefore, the technical problem to be solved by the utility model is to overcome the problems in the prior art that there are few automatic inner groove grinding devices, the operation is complicated, the cost is high, and the inner groove grinding can only be done manually most of the time.

[0007] In order to solve the above technical problems, the utility model provides an inner groove grinding device, comprising: a general mounting plate; a rotating wheel assembly, which is connected to the general mounting plate, and the rotating wheel assembly is used to drive the grinding device to move; a guide wheel assembly, which is connected to the general mounting plate, and the guide wheel assembly is used to guide the grinding device; a motor, which is fixedly mounted on the general mounting plate, and the motor serves as a power source for grinding; a transmission assembly, which is connected to the rotating shaft of the motor; and two grinding assemblies, which are symmetrically arranged, and the motor is connected to the grinding assembly through the transmission assembly, and the grinding assembly is used for inner groove grinding.

[0008] In one embodiment of the utility model, the transmission assembly includes a driving wheel, a synchronous belt, a transmission wheel and a transmission shaft, the driving wheel is connected to the rotating shaft of the motor, and the driving wheel is connected to the transmission wheel through a synchronous belt, the transmission wheel is set on the transmission shaft, and the transmission shaft and the transmission wheel rotate synchronously, and the end of the transmission shaft is connected to the grinding assembly.

[0009] In one embodiment of the utility model, the grinding assembly includes a synchronous pulley 1, a small synchronous belt and a synchronous pulley 2, the synchronous pulley 1 is connected to the end of the transmission shaft, and the small synchronous belt is sleeved on the synchronous pulley 1 and the synchronous pulley 2.

[0010] In one embodiment of the utility model, the second synchronous pulley is connected to a rotating shaft, and a circular wire brush is connected to the rotating shaft. The circular wire brush is used for grinding the inner groove.

[0011] In an embodiment of the utility model, the general mounting plate is connected to two symmetrically arranged support plates, the two ends of the transmission shaft are respectively arranged on the support plates, and the rotating shaft is arranged on the support plates.

[0012] In one embodiment of the utility model, the guide wheel assembly includes a guide wheel mounting plate, a group of guide wheels one and a group of guide wheels two, the guide wheel mounting plate and the main mounting plate are fixedly connected, the group of guide wheels one are arranged in a row on the guide wheel mounting plate, the group of guide wheels two are arranged in a row on the guide wheel mounting plate, and the group of guide wheels one and the group of guide wheels two are arranged in parallel.

[0013] In one embodiment of the utility model, a guide gap is provided between the column where a group of guide wheels 1 is located and the column where a group of guide wheels 2 is located, the guide wheel 1 and the guide wheel 2 are in contact with the guide surface of the workpiece to be polished, and the guide wheel 1 and the guide wheel 2 are rollingly connected to the guide surface of the workpiece to be polished.

[0014] In one embodiment of the utility model, the rotating wheel assembly includes a rotating wheel mounting plate, a group of rotating wheels one and a group of rotating wheels two, the rotating wheel mounting plate and the main mounting plate are fixedly connected, the group of rotating wheels one are arranged in a row on the rotating wheel mounting plate, the group of rotating wheels two are arranged in a row on the guide wheel mounting plate, the group of rotating wheels one and the group of rotating wheels two are arranged in parallel, and the rotating wheel one and the rotating wheel two are in contact with the workpiece to be polished.

[0015] In one embodiment of the utility model, an armrest is connected to the main mounting plate, and the armrest is used for human hand holding.

[0016] In one embodiment of the utility model, a cover is connected to the general mounting plate, and the cover is used to cover the motor and the transmission assembly.

[0017] The above technical solution of the utility model has the following beneficial effects compared with the prior art:

[0018] The inner groove grinding device described in the utility model, the motor rotates, and the grinding assembly is driven by the transmission assembly to realize high-speed rotation. When the grinding groups are set as two symmetrical groups, the opposite inner grooves can be ground at the same time. The handrail on the mounting plate is pushed by hand, and the guide wheel assembly controls the movement direction. The rotating wheel assembly moves on the upper side of the product to be ground, and the wire brush on the grinding assembly rotates at high speed to grind the inner groove up and down, which not only improves the production efficiency, but also effectively improves the grinding quality. At the same time, it is simple and convenient to use, and workers can operate it with simple training. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to make the content of the utility model easier to understand, the utility model is further described in detail according to the specific embodiments of the utility model in combination with the accompanying drawings, wherein

[0020] Figure 1 This is a schematic diagram of the structure of the inner groove grinding device in the preferred embodiment of the utility model;

[0021] Figure 2 It is a top view of the inner groove grinding device in the preferred embodiment of the utility model;

[0022] Figure 3 It is a cross-sectional view of the inner groove grinding device in the preferred embodiment of the utility model;

[0023] Figure 4 The schematic diagram of the local structure of the inner groove grinding device in the preferred embodiment of the utility model is as follows: Figure 1 ;

[0024] Figure 5 The schematic diagram of the local structure of the inner groove grinding device in the preferred embodiment of the utility model is as follows: Figure 2 .

[0025] Explanation of the reference numerals in the specification: main mounting plate 1, support plate 11, armrest 12, cover 13, rotating wheel assembly 2, rotating wheel mounting plate 21, rotating wheel one 22, rotating wheel two 23, guide wheel assembly 3, guide wheel mounting plate 31, guide wheel one 32, guide wheel two 33, guide gap 34, motor 4, transmission assembly 5, driving wheel 51, synchronous belt one 52, transmission wheel one 53, transmission shaft 54, grinding assembly 6, synchronous pulley one 61, small synchronous belt 62, synchronous pulley two 63, rotating shaft 64, round wire brush 65, workpiece to be ground 100. DETAILED DESCRIPTION

[0026] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and implement it, but the embodiments are not intended to limit the present invention.

[0027] Reference Figure 1-3 As shown, the inner groove grinding device of the utility model includes: a general installation plate 1, a rotating wheel assembly 2, a guide wheel assembly 3, a motor 4, a transmission assembly 5 and a grinding assembly 6; the rotating wheel assembly 2 is connected to the general installation plate 1, and the rotating wheel assembly 2 is used to drive the grinding device to move; the guide wheel assembly 3 is connected to the general installation plate 1, and the guide wheel assembly 3 is used to guide the grinding device; the motor 4 is fixedly mounted on the general installation plate 1, and the motor 4 serves as a power source for grinding; the transmission assembly 5 is connected to the rotating shaft of the motor 4; the grinding assembly 6 is symmetrically arranged, and the motor 4 is connected to the grinding assembly 6 through the transmission assembly 5, and the grinding assembly 6 is used for inner groove grinding. The rotating wheel assembly 2 plays a role in moving the entire grinding device during the grinding process, the guide wheel assembly 3 guides the grinding device, and the grinding of the workpiece 100 to be polished is achieved by the grinding assembly 6 driven by the motor.

[0028] In the above structure, the transmission assembly 5 includes a driving wheel 51, a synchronous belt 52, a transmission wheel 53 and a transmission shaft 54. The driving wheel 51 is connected to the rotating shaft of the motor 4, and the driving wheel 51 is connected to the transmission wheel 53 through the synchronous belt 52. The transmission wheel 53 is sleeved on the transmission shaft 54, and the transmission shaft 54 ​​and the transmission wheel 53 rotate synchronously. The end of the transmission shaft 54 ​​is connected to the grinding assembly 6.

[0029] In the above structure, the grinding assembly 6 includes a synchronous pulley 1 61, a small synchronous belt 62 and a synchronous pulley 2 63. The synchronous pulley 1 61 is connected to the end of the transmission shaft 54, and the small synchronous belt 62 is sleeved on the synchronous pulley 1 61 and the synchronous pulley 2 63. The synchronous pulley 2 63 is connected to a rotating shaft 64, and a circular wire brush 65 is connected to the rotating shaft 64. The circular wire brush 65 is used for grinding the inner groove.

[0030] In the above structure, two symmetrically arranged support plates 11 are connected to the main mounting plate 1 , both ends of the transmission shaft 54 ​​are respectively arranged on the support plates 11 , and the rotating shaft 64 is arranged on the support plates 11 .

[0031] Reference Figure 4 , 5As shown, the guide wheel assembly 3 includes a guide wheel mounting plate 31, a group of guide wheels 1 32 and a group of guide wheels 2 33. The guide wheel mounting plate 31 is fixedly connected to the main mounting plate 1. The group of guide wheels 1 32 is arranged in a row on the guide wheel mounting plate 31, and the group of guide wheels 2 33 is arranged in a row on the guide wheel mounting plate 31. The row where the group of guide wheels 1 32 is located and the row where the group of guide wheels 2 33 is located are arranged in parallel. A guide gap 34 is provided between the row where the group of guide wheels 1 32 is located and the row where the group of guide wheels 2 33 is located. The guide wheels 1 32 and the guide wheels 2 33 are in contact with the guide surface of the workpiece to be polished, and the guide wheels 1 32 and the guide wheels 2 33 are rollingly connected with the guide surface of the workpiece to be polished. A rectangular protrusion is provided on the workpiece to be polished, and the rectangular protrusion is located in the guide gap 34. The guide wheel 1 32 and the guide wheel 2 33 are respectively in contact with two opposite side walls of the rectangular protrusion. When the polishing device moves, the guide wheel 1 32 and the guide wheel 2 33 can move along the side walls of the rectangular protrusion. The guide wheel 1 32 and the guide wheel 2 33 clamp the rectangular protrusion to play a guiding role in the polishing process.

[0032] Reference Figure 4 , 5 As shown, the rotating wheel assembly 2 includes a rotating wheel mounting plate 21, a group of rotating wheels 1 22 and a group of rotating wheels 23. The rotating wheel mounting plate 21 is fixedly connected to the main mounting plate 1. The group of rotating wheels 1 22 is arranged in a row on the rotating wheel mounting plate 21, and the group of rotating wheels 2 23 is arranged in a row on the guide wheel mounting plate 31. The row where the group of rotating wheels 1 22 is located is parallel to the row where the group of rotating wheels 2 23 is located. The rotating wheels 1 22 and the rotating wheels 2 23 are in contact with the workpiece to be polished. The axis direction of the rotating wheel 1 22 and the rotating wheel 2 23 is arranged perpendicular to the axis direction of the guide wheel 1 32 and the guide wheel 2 33.

[0033] In addition, the main mounting plate 1 is connected with an armrest 12, and the armrest 12 is used for holding by hand. The main mounting plate 1 is connected with a cover 13, and the cover 13 is used to cover the motor 4 and the transmission assembly 5, and the cover 13 is provided to play a role of safety protection.

[0034] Obviously, the above embodiments are merely examples for the purpose of clear explanation and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived from these are still within the scope of protection of the invention of the utility model.

Claims

1. An inner groove grinding device, characterized in that: include, Total mounting plate; A rotating wheel assembly connected to the main mounting plate, wherein the rotating wheel assembly is used to drive the grinding device to move; A guide wheel assembly connected to the main mounting plate, the guide wheel assembly being used for guiding the grinding device; A motor, which is fixedly mounted on the main mounting plate and serves as a power source for grinding; A transmission assembly connected to the rotating shaft of the motor; The grinding components are two symmetrically arranged, the motor is connected to the grinding component through a transmission component, and the grinding component is used for inner groove grinding.

2. The inner groove grinding device according to claim 1, characterized in that: The transmission assembly includes a driving wheel, a synchronous belt, a transmission wheel and a transmission shaft. The driving wheel is connected to the rotating shaft of the motor, and the driving wheel is connected to the transmission wheel through a synchronous belt. The transmission wheel is set on the transmission shaft, and the transmission shaft and the transmission wheel rotate synchronously. The end of the transmission shaft is connected to the grinding assembly.

3. The inner groove grinding device according to claim 2, characterized in that: The grinding assembly comprises a synchronous pulley 1, a small synchronous belt and a synchronous pulley 2. The synchronous pulley 1 is connected to the end of the transmission shaft, and the small synchronous belt is sleeved on the synchronous pulley 1 and the synchronous pulley 2.

4. The inner groove grinding device according to claim 3, characterized in that: The synchronous pulley 2 is connected with a rotating shaft, and a circular wire brush is connected to the rotating shaft. The circular wire brush is used for grinding the inner groove.

5. The inner groove grinding device according to claim 4, characterized in that: The main mounting plate is connected to two symmetrically arranged support plates, the two ends of the transmission shaft are respectively arranged on the support plates, and the rotating shaft is arranged on the support plates.

6. The inner groove grinding device according to claim 1, characterized in that: The guide wheel assembly includes a guide wheel mounting plate, a group of guide wheels one and a group of guide wheels two. The guide wheel mounting plate is fixedly connected to the main mounting plate. The group of guide wheels one is arranged in a row on the guide wheel mounting plate, and the group of guide wheels two is arranged in a row on the guide wheel mounting plate. The row of the group of guide wheels one and the row of the group of guide wheels two are arranged in parallel.

7. The inner groove grinding device according to claim 6, characterized in that: A guide gap is provided between the row of the first group of guide wheels and the row of the second group of guide wheels. The first guide wheel and the second guide wheel are in contact with the guide surface of the workpiece to be polished, and the first guide wheel and the second guide wheel are rollingly connected to the guide surface of the workpiece to be polished.

8. The inner groove grinding device according to claim 6, characterized in that: The rotating wheel assembly includes a rotating wheel mounting plate, a group of rotating wheels one and a group of rotating wheels two. The rotating wheel mounting plate is fixedly connected to the main mounting plate. The group of rotating wheels one is arranged in a row on the rotating wheel mounting plate, and the group of rotating wheels two is arranged in a row on the guide wheel mounting plate. The row of the group of rotating wheels one and the row of the group of rotating wheels two are arranged in parallel, and the rotating wheel one and the rotating wheel two are in contact with the workpiece to be polished.

9. The inner groove grinding device according to claim 1, characterized in that: The main mounting plate is connected with an armrest, and the armrest is used for holding by hand.

10. The inner groove grinding device according to claim 1, characterized in that: The main mounting plate is connected with a cover shell, which is used to cover the motor and the transmission assembly.

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