阅读说明：本技术 一种铣面机新型铣削机构 (Novel milling mechanism of face milling machine ) 是由 吴晓 宋喜茜 蒋琳 刘志辉 胡杰 郑永辉 于 2019-11-27 设计创作，主要内容包括：本发明涉及一种铣面机新型铣削机构,其包括缸筒,缸筒中部沿轴线方向开设阶梯孔,阶梯孔内插设缸杆,缸杆上端固定连接法兰,缸筒上端通过固定法兰连接固定,缸杆下端穿出缸筒后端部固定轴承；阶梯孔内位于缸杆上均套设碟簧。该铣面机新型铣削机构,使用寿命长,投入成本低；铣面管表面平整光滑、减少因伺服系统不稳定造成的表面氧化皮残留,提高了后道工序的成品率；提高整体环保效果；对附加载荷适应性更强,和铸坯能始终保持在合适的范围里,延长了铣削动力机构的使用寿命,提高了设备的生产率。(The invention relates to a novel milling mechanism of a face milling machine, which comprises a cylinder barrel, wherein a stepped hole is formed in the middle of the cylinder barrel along the axis direction, a cylinder rod is inserted into the stepped hole, the upper end of the cylinder rod is fixedly connected with a flange, the upper end of the cylinder barrel is fixedly connected through a fixed flange, and the lower end of the cylinder rod penetrates through a fixed bearing at the rear end part of the cylinder barrel; the disc springs are sleeved on the cylinder rod in the stepped holes. The novel milling mechanism of the face milling machine has long service life and low investment cost; the surface of the milled pipe is flat and smooth, the residue of surface oxide skin caused by the instability of a servo system is reduced, and the yield of the subsequent process is improved; the overall environmental protection effect is improved; the adaptability to additional load is stronger, and the casting blank can be always kept in a proper range, so that the service life of the milling power mechanism is prolonged, and the productivity of equipment is improved.)

1. The utility model provides a novel mechanism that mills of face machine which characterized in that: the cylinder comprises a cylinder barrel, wherein a stepped hole is formed in the middle of the cylinder barrel along the axis direction, a cylinder rod is inserted into the stepped hole, the upper end of the cylinder rod is fixedly connected with a flange, the upper end of the cylinder barrel is fixedly connected through a fixing flange, and the lower end of the cylinder rod penetrates through a fixed bearing at the rear end part of the cylinder barrel; the stepped holes are all sleeved with disc springs on the cylinder rod.

2. The novel milling mechanism of the face milling machine as claimed in claim 1, wherein: the stepped hole comprises a first round hole, a second round hole and a third round hole which are sequentially arranged from top to bottom; the aperture of the first round hole and the aperture of the third round hole are both larger than the aperture of the second round hole.

3. The novel milling mechanism of the face milling machine as claimed in claim 2, characterized in that: a first disc spring is arranged at the lower end of the fixed flange in the first round hole, and the first disc spring is sleeved on the cylinder rod.

4. The novel milling mechanism of the face milling machine as claimed in claim 2, characterized in that: and a second disc spring is embedded in the third round hole and sleeved on the cylinder rod.

5. The novel milling mechanism of the face milling machine as claimed in claim 4, wherein: the lower end of the second disc spring is positioned on the cylinder rod and is also sleeved with a gasket.

6. The novel milling mechanism of the face milling machine as claimed in claim 5, wherein: the lower end of the gasket is fixedly connected through a nut, and the nut is in threaded connection with the cylinder rod.

7. The novel milling mechanism of the face milling machine as claimed in claim 2, characterized in that: and a fourth round hole is also vertically formed in the third round hole.

Technical Field

The invention relates to the technical field of deep processing of nonferrous metals, in particular to a novel milling mechanism of a face milling machine.

Background

With the continuous development of society, the machining industry has been rapidly developed. The variety of products machined is many, and the precision copper tube is an important component. Generally, people adopt a continuous rolling process to produce and process precise copper pipes, and in the processing process, a surface milling machine is a key processing device and is mainly used for carrying out surface milling on a casting blank pipe to remove copper oxide on the surface, so that the casting blank surface is flat, smooth and free of oxide skin residue, the production of a planetary rolling mill in the next procedure is facilitated, the generation of defective products in the next procedure is avoided, the number of damaged points of the copper pipe is reduced, and the procedure yield is improved. The milling position of the power mechanism of the milling machine is controlled by an electro-hydraulic servo controller, the mechanism consists of a milling cutter, a pressing wheel and a sliding block, the milling cutter and the pressing wheel are simultaneously arranged on the sliding block, the sliding block is connected with a piston of a servo cylinder, and the vertical movement of the sliding block is driven by the servo cylinder. The relative position of the milling cutter and the pinch roller is adjusted by a servo motor. In the milling process, the reverse acting force generated by the irregular bending of the casting blank on the milling power mechanism can impact the milling mechanism, and the driving system can be damaged in serious cases, so that the surface quality of the casting blank is influenced. The hydraulic servo system needs to compensate and adjust when the copper pipe is excessively deformed in the using process, and the hydraulic cylinder needs to be adjusted quickly due to large displacement change, so that oil leakage of the hydraulic cylinder is frequent, and the fault of a servo control valve is high. The machine is shut down for a long time to check and maintain every time when a fault occurs, the servo hydraulic cylinder, the servo control valve and the controller are replaced, the maintenance cost is about 3 ten thousand yuan every time, oxide skin residues exist on the surface of a casting blank, potential quality hazards are brought to the subsequent procedures, and the production efficiency and the product quality are influenced.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to solve the problems in the prior art, a novel milling mechanism of a surface milling machine is provided, the bearing capacity of a belleville spring can be overcome through the acting force of a pressing wheel according to the bending deformation of a casting blank, so that a large sliding block can be freely adjusted in the vertical position to compensate the position of a milling cutter, and the casting blank can be always kept in a free milling range of the milling cutter; the service life is long, and the investment cost is low; the surface of the milled pipe is flat and smooth, the residue of surface oxide skin caused by the instability of a servo system is reduced, and the yield of the subsequent process is improved; the overall environmental protection effect is improved; the adaptability to additional load is stronger, and the casting blank can be always kept in a proper range, so that the service life of the milling power mechanism is prolonged, and the productivity of equipment is improved.

The technical scheme adopted by the invention for solving the technical problems is as follows: a novel milling mechanism of a face milling machine comprises a cylinder barrel, wherein a stepped hole is formed in the middle of the cylinder barrel along the axis direction, a cylinder rod is inserted into the stepped hole, the upper end of the cylinder rod is fixedly connected with a flange, the upper end of the cylinder barrel is fixedly connected through a fixing flange, and the lower end of the cylinder rod penetrates through a fixed bearing at the rear end part of the cylinder barrel; the stepped holes are all sleeved with disc springs on the cylinder rod.

Further, in the above technical solution, the stepped hole includes a first circular hole, a second circular hole, and a third circular hole, which are sequentially arranged from top to bottom; the aperture of the first round hole and the aperture of the third round hole are both larger than the aperture of the second round hole.

Further, in the above technical solution, a first disc spring is disposed at the lower end of the fixed flange in the first circular hole, and the first disc spring is sleeved on the cylinder rod.

Further, in the above technical solution, a second disc spring is embedded in the third round hole, and the second disc spring is sleeved on the cylinder rod.

Further, in the above technical solution, the gasket is further sleeved on the lower end of the second disc spring, which is located on the cylinder rod.

Further, in the above technical solution, the lower end of the gasket is fixedly connected through a nut, and the nut is screwed to the cylinder rod.

Further, in the above technical solution, a fourth circular hole is vertically formed in the third circular hole.

The invention has the beneficial effects that: according to the novel milling mechanism of the surface milling machine, the bearing capacity of a belleville spring can be overcome through the acting force of a pressing wheel according to the bending deformation of a casting blank, so that a large sliding block can be freely adjusted in the vertical position to compensate the position of a milling cutter, and the casting blank can be always kept in the free milling range of the milling cutter; the service life is long, and the investment cost is low; the surface of the milled pipe is flat and smooth, the residue of surface oxide skin caused by the instability of a servo system is reduced, and the yield of the subsequent process is improved; the overall environmental protection effect is improved; the adaptability to additional load is stronger, and the casting blank can be always kept in a proper range, so that the service life of the milling power mechanism is prolonged, and the productivity of equipment is improved.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural view of the present invention.

The reference numbers in the drawings are: 1. the cylinder barrel, 2, a stepped hole, 3, a cylinder rod, 4, a connecting flange, 5, a fixing flange, 6, a bearing, 7, a disc spring, 8, a first round hole, 9, a second round hole, 10, a third round hole, 11, a first disc spring, 12, a second disc spring, 13, a gasket, 14, a nut, 15 and a fourth round hole.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

FIG. 1 shows a novel milling mechanism of a face milling machine, which comprises a cylinder barrel 1, wherein a stepped hole 2 is formed in the middle of the cylinder barrel 1 along the axis direction, a cylinder rod 3 is inserted into the stepped hole 2, a flange 4 is fixedly connected to the upper end of the cylinder rod 3, the upper end of the cylinder barrel 1 is fixedly connected through a fixing flange 5, and a bearing 6 is fixed to the rear end part of the cylinder barrel 1, and the lower end of the cylinder rod 3 penetrates out of the lower end of the; the stepped holes 2 are all sleeved with disc springs 7 on the cylinder rods 3.

The stepped hole 2 comprises a first round hole 8, a second round hole 9 and a third round hole 10 which are sequentially arranged from top to bottom; the aperture of the first round hole 8 and the aperture of the third round hole 10 are both larger than the aperture of the second round hole 9. A first disc spring 11 is arranged in the first round hole 8 and positioned at the lower end of the fixed flange 5, and the first disc spring 11 is sleeved on the cylinder rod 3. A second disc spring 12 is embedded in the third round hole 10, and the second disc spring 12 is sleeved on the cylinder rod 3. The lower end of the second disc spring 12 is positioned on the cylinder rod 3 and is also sleeved with a gasket 13. The lower end of the gasket 13 is fixedly connected through a nut 14, and the nut 14 is in threaded connection with the cylinder rod 3. The third round hole 10 is also vertically provided with a fourth round hole 15.

The use principle of the novel milling mechanism of the face milling machine is as follows:

the mechanism adopts a mechanical cylinder, wherein a disc spring 7 is arranged in the mechanical cylinder, and the position of the mechanical cylinder is adjusted according to the deformation degree of a casting blank. The mechanical cylinder is connected together through a connecting flange 4 and a sliding block body, the connecting flange 4 is connected together with the cylinder rod 3 through threads, the cylinder rod 3 is installed in the cylinder barrel 1 through a disc spring 7, the disc spring 7 is divided into an upper group and a lower group of first disc springs 11 and second disc springs 12 which are separated by transition sections in the cylinder barrel 1, the cylinder barrel 1 is connected together through threads and a fixing flange 5, the cylinder barrel 1 can be adjusted in advance in the installation process, the cylinder barrel is fixed in the production process, and the cylinder rod 3 can be adjusted up and down according to the bending degree of a casting blank.

The novel milling mechanism of the face milling machine replaces an original hydraulic servo system, and large transformation cost is not required to be invested by enterprises. The structure of the sliding block group adjusting device is that a mechanical cylinder and a sliding block are connected together, a disc spring 7 is installed in the mechanical cylinder, the bearing weight of the disc spring 7 is calculated, and the sliding block group can be adjusted up and down according to the bending degree of a casting blank. In the machining process, when the deformation of the copper pipe is overlarge, namely the additional load is overlarge, the mechanical cylinder moves downwards according to the bearing force until the bearing load is adjusted to be within a normal milling range, and when the deformation is overlarge, the mechanical cylinder is freely kept within the milling range according to the load force.

This application constructs the advantage for tradition: compared with the prior art, the servo hydraulic control system has large interference to the system pressure during starting and production, the interference cannot be solved, the conditions of instability and large system pressure fluctuation occur in the operation process of equipment, and the system can not be solved. The novel milling mechanism can overcome the bearing capacity of a belleville spring through the acting force of a pressing wheel according to the bending deformation of a casting blank, so that a large sliding block can be freely adjusted in the vertical position to compensate the position of a milling cutter, and the casting blank can be always kept in the free milling range of the milling cutter; the mechanism has the advantages of long service life, low investment cost, low failure rate and reduced labor intensity and maintenance cost of workers, and each set of the mechanism is used for about 500 yuan. The surface of the milled pipe is flat and smooth, the residue of surface oxide skin caused by the instability of a servo system is reduced, and the yield of the subsequent process is improved; the structure is mechanical, so that the oil leakage pollution phenomenon does not exist, and the use is more environment-friendly; the novel milling mechanism enables the milling mechanism to have stronger adaptability to additional loads, and the casting blank can be always kept in a proper range, so that the service life of the milling power mechanism is prolonged, and the production rate of equipment is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.