CN215968073U

CN215968073U - Improved generation burnishing and polishing processingequipment

Info

Publication number: CN215968073U
Application number: CN202122517681.7U
Authority: CN
Inventors: 黄俊谕
Original assignee: Shenzhen Juncheng Precision Manufacturing Co ltd
Current assignee: Shenzhen Juncheng Precision Manufacturing Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-03-08
Anticipated expiration: 2031-10-19

Abstract

The utility model discloses an improved grinding and polishing processing device which comprises a processing seat, a processing shaft, a driving impeller and a gas driving assembly, wherein one end of the processing shaft is formed into a driving end, and the other end of the processing shaft is formed into a processing end; the driving end is rotatably arranged on the processing seat, and the processing end extends out of the processing seat; the driving impeller is sleeved at the driving end and fixedly connected with the driving end; the gas driving assembly comprises a gas nozzle, a gas pipe and a gas pressure regulating valve, and one end of the gas pipe is used for being communicated with external gas supply equipment; the other end of the air pipe is connected with an air nozzle which is used for leading air into the driving impeller so as to drive the driving impeller to rotate; the air pressure regulating valve is arranged on the air pipe to control the flow rate of the air. The improved grinding and polishing device can be used for grinding and polishing shaft workpieces, and the pneumatic power is adopted to drive the shaft workpieces to be matched with the air pressure regulating valve, so that the rotating speed of the shaft workpieces is regulated by controlling the air pressure intensity.

Description

Improved generation burnishing and polishing processingequipment

Technical Field

The utility model relates to the technical field of grinding and polishing processing equipment, in particular to an improved grinding and polishing processing device.

Background

At present, the requirements on the hardness and the precision of transmission parts in the fields of aviation, aerospace, automobiles, instruments, scientific research and the like are very high, and the cylindricity, the coaxiality and the smoothness of the matching surface of a transmission shaft need to be ensured simultaneously. Because the common cutter of the numerical control lathe can only process the surface finish of the shaft part with insufficient precision, a special cutter needs to be customized to ensure.

Or the allowance is turned by numerical control and then the grinding machine finely grinds to meet the requirement. The cost of a particular tool is too high and a too long period of custom tooling can delay the crossover. The grinding machine consumes time to process, prolongs the processing period and does not meet the aim of lean production. And when the grinding machine processes a plurality of sections of shaft parts, the relative coaxiality of the sections can be difficult to ensure, so that the tolerance is difficult to ensure.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide an improved grinding and polishing device which can be used for grinding and polishing shaft workpieces, and the pneumatic power is adopted to drive and cooperate with an air pressure regulating valve to control the air pressure intensity to regulate the processing rotating speed.

The purpose of the utility model is realized by adopting the following technical scheme:

an improved grinding and polishing processing device comprises a processing seat, a processing shaft, a driving impeller and a gas driving assembly, wherein one end of the processing shaft is formed into a driving end, and the other end of the processing shaft is formed into a processing end; the driving end is rotatably arranged on the processing seat, and the processing end extends out of the processing seat; the driving impeller is sleeved on the driving end and fixedly connected with the driving end; the gas driving assembly comprises a gas nozzle, a gas pipe and a gas pressure regulating valve, and one end of the gas pipe is used for being communicated with external gas supply equipment; the other end of the air pipe is connected with the air nozzle, and the air nozzle is used for introducing air to the driving impeller so as to drive the driving impeller to rotate; the air pressure regulating valve is arranged on the air pipe to control the flow rate of air.

Furthermore, a mounting cavity is formed in the processing seat, and the driving end is rotatably connected in the mounting cavity in a penetrating manner; the driving impeller is pivoted in the mounting cavity; the air tap extends into the mounting cavity.

Furthermore, both ends of the driving end are rotatably mounted on the two side walls of the mounting cavity through bearings.

Furthermore, an air inlet channel is arranged on the processing seat, and one end of the air inlet channel penetrates into the mounting cavity; the air tap is connected in the air inlet channel in a penetrating mode.

Furthermore, the side wall of one end of the air inlet channel, which is far away from the installation cavity, is provided with a concave position.

Furthermore, a plurality of mounting holes are formed in the top end of the machining seat.

Further, the machining end is provided with a cutter shaft hole; the grinding head is arranged in the cutter shaft hole.

Further, the grinding head is a sand-plated grinding head.

Compared with the prior art, the utility model has the beneficial effects that: when it is carrying out axle type work piece surface finish and is polished, can be at the processing end clamping bistrique of processing axle, then the air cock can blow the drive impeller rotation through the leading-in gas of trachea, and drive impeller rotates alright drive processing axle and rotates, and then drives the bistrique and rotate at axle type work piece surface polish, because drive power comes from compressed air, all has the outfit on the lathe, can use materials on the spot, reduce the cost. In addition, an air pressure adjusting valve is additionally arranged for controlling air pressure intensity to adjust the processing rotating speed, and different rotating speeds are adopted to meet the requirements when the surfaces with different finish degree requirements are processed.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial schematic view of the present invention;

fig. 3 is a schematic structural diagram of the machining seat of the present invention.

In the figure: 10. processing a base; 11. a mounting cavity; 12. an air intake passage; 121. a concave position; 13. mounting holes; 20. processing a shaft; 30. driving the impeller; 41. an air tube; 42. an air pressure regulating valve; 43. an air tap; 50. grinding heads; 60. and a bearing.

Detailed Description

The utility model will be further described with reference to the accompanying drawings and the detailed description below:

an improved grinding and polishing device as shown in fig. 1, fig. 2 and fig. 3 comprises a processing base 10, a processing shaft 20, a driving impeller 30 and a gas driving assembly, wherein one end of the processing shaft 20 is formed as a driving end, the other end of the processing shaft 20 is formed as a processing end, the driving end is rotatably mounted on the processing base 10, the processing end extends out of the processing base 10, the driving impeller 30 is sleeved on the driving end, and the driving impeller 30 can be fixedly connected with the driving end.

The gas driving assembly includes a gas nozzle 43, a gas pipe 41 and a gas pressure regulating valve 42, one end of the gas pipe 41 is communicated with an external gas supply device, and the other end of the gas pipe 41 is connected with the gas nozzle 43, the gas nozzle 43 can introduce gas to the driving impeller 30 to drive the driving impeller 30 to rotate; a gas pressure regulating valve 42 is provided on the gas pipe 41 to control the gas flow rate.

On the basis of the structure, when the improved grinding and polishing device is used, the processing seat 10 can be clamped on a numerical control machine tool, then the grinding head 50 is clamped at the processing end of the processing shaft 20, then the air nozzle 43 can introduce air through the air pipe 41 to blow and drive the impeller 30 to rotate, the impeller 30 is driven to rotate, the processing shaft 20 can be driven to rotate, the grinding head 50 is driven to rotate to grind and polish the surface of a shaft workpiece, and the workpiece is driven by the main shaft to rotate very stably due to the fact that aerodynamic force is used as driving force, and therefore coaxiality of multiple sections can be well guaranteed.

Because the driving force comes from compressed air, the air pipe 41 is connected with the compressed air to provide power, the compressed air pipe 41 is a common device in a workshop, additional power supply is not needed, local materials can be used, and the cost is reduced.

In addition, the air pressure regulating valve 42 controls the flow rate of the compressed air to control the rotating speed of the grinding head 50, and different rotating speeds are adopted to meet the requirement when the surfaces with different finish requirements are machined.

Further, a mounting cavity 11 may be further disposed on the processing seat 10, the driving end is rotatably inserted into the mounting cavity 11, the driving impeller 30 is pivotally connected into the mounting cavity 11, and the air nozzle 43 extends into the mounting cavity 11. In this way, after the machining seat 10 is mounted on the machine tool, the air pipe 41 can be communicated with the air supply device on the machine tool, compressed air can be intensively introduced into the mounting cavity 11 through the air nozzle 43, the air is relatively concentrated, and the driving efficiency is higher.

More specifically, both ends of the driving end are rotatably mounted on both side walls of the mounting cavity 11 through the bearings 60, so that when the processing shaft 20 rotates, the bearing 60 can be in rotating disc fit with the processing base 10, and the rotation is smoother. Specifically, the bearing 60 may be a flexible rolling bearing 60 in the prior art, and the machining direction may be flexibly adjusted in the actual machining process.

Further, in order to facilitate the assembly of air cock 43, air intake passage 12 may be provided on processing seat 10, and one end of this air intake passage 12 link up to the installation cavity 11 in, air cock 43 cross-under in air intake passage 12, so, air cock 43 can be stable assembly in air intake passage 12, can guide gaseous stable entering installation cavity 11 after leading-in compressed gas in, prevent that the condition of rocking appears in leading-in compressed gas in-process air cock 43.

Furthermore, a concave portion 121 may be further disposed on a side wall of the end of the air inlet channel 12 away from the installation cavity 11, and since the end of the air tube 41 away from the installation cavity 11 is connected to the air tube 41, a connection portion of the air nozzle 43 and the air tube 41 may be disposed in the concave portion 121, which is convenient for installation of the connection position.

Further, a plurality of mounting holes 13 are provided at the top end of the machining base 10, and specifically, when the machining base 10 is mounted on the machine tool, a connecting member such as a bolt may be inserted into the plurality of mounting holes 13 to clamp the machining base 10 to the machine tool.

Further, in order to facilitate the clamping and replacement of the grinding head 50, a tool shaft hole may be formed at the machining end, and the grinding head 50 is arranged in the tool shaft hole, so that the clamping and replacement are more convenient. Of course, the grinding head 50 may be clamped by bolts or the like.

Of course, the grinding head 50 in this embodiment is a plated sand grinding head 50, and the grinding and polishing precision is higher.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.

Claims

1. The improved grinding and polishing device is characterized by comprising a processing seat, a processing shaft, a driving impeller and a gas driving assembly, wherein one end of the processing shaft is formed into a driving end, and the other end of the processing shaft is formed into a processing end; the driving end is rotatably arranged on the processing seat, and the processing end extends out of the processing seat; the driving impeller is sleeved on the driving end and fixedly connected with the driving end; the gas driving assembly comprises a gas nozzle, a gas pipe and a gas pressure regulating valve, and one end of the gas pipe is used for being communicated with external gas supply equipment; the other end of the air pipe is connected with the air nozzle, and the air nozzle is used for introducing air to the driving impeller so as to drive the driving impeller to rotate; the air pressure regulating valve is arranged on the air pipe to control the flow rate of air.

2. The improved sanding and polishing device as defined in claim 1, wherein the machining base is provided with a mounting cavity, and the driving end is rotatably inserted into the mounting cavity; the driving impeller is pivoted in the mounting cavity; the air tap extends into the mounting cavity.

3. An improved sanding and polishing device as defined in claim 2, wherein said drive end is rotatably mounted at both ends to the side walls of the mounting cavity by bearings.

4. The improved grinding and polishing device as claimed in claim 2, wherein the processing seat is provided with an air inlet channel, and one end of the air inlet channel penetrates into the mounting cavity; the air tap is connected in the air inlet channel in a penetrating mode.

5. An improved sanding and polishing device as defined in claim 4, wherein the side wall of the inlet channel at the end remote from the mounting chamber is provided with a recess.

6. An improved sanding and polishing device as defined in claim 2, wherein said machining head has a plurality of mounting holes in its top end.

7. The improved sanding and polishing tool of any one of claims 1-6 wherein the working end has a tool holder bore; the grinding head is arranged in the cutter shaft hole.

8. An improved sanding and polishing device as defined in claim 7, wherein said grinding head is a plated sand grinding head.