阅读说明：本技术 一种旋挖钻机动力头用mc尼龙防滑块 (MC nylon anti-skid block for power head of rotary drilling rig ) 是由 陆长春 边永强 郭继华 毛伟鹏 翁永健 于 2019-10-23 设计创作，主要内容包括：本发明公开了一种旋挖钻机动力头用MC尼龙防滑块,涉及工程塑料技术领域,包括MC尼龙防滑块,MC尼龙防滑块呈T形状,其制备成分以质量份数计包含以下组分：聚甲醛70-90份,聚四氟乙烯10-20份,受阻酚类抗氧剂1-5份,酰胺类润滑剂1-5份,硬脂酸盐1-5份,着色剂1-5份,混合液若干。本发明通过加入聚甲醛和聚四氟乙烯,具有高强度、良好的回弹性、耐磨自润滑性、吸噪声和减震等特性,具备高强度、耐磨损和不易变形的优点,有效的提高了机械效率,能够显著提高MC尼龙防滑块的整体抗性,有效的提高了尼龙的耐磨损性,使用寿命可提高4-5倍,有效的减少了保养次数,具备较好的实用性,能够根据实际需求对尼龙的颜色进行更改,更加多样化。(The invention discloses an MC nylon anti-skid block for a rotary drilling rig power head, which relates to the technical field of engineering plastics and comprises the MC nylon anti-skid block, wherein the MC nylon anti-skid block is in a T shape, and the preparation components of the MC nylon anti-skid block comprise the following components in parts by mass: 70-90 parts of polyformaldehyde, 10-20 parts of polytetrafluoroethylene, 1-5 parts of hindered phenol antioxidant, 1-5 parts of amide lubricant, 1-5 parts of stearate, 1-5 parts of colorant and a plurality of mixed liquids. By adding polyformaldehyde and polytetrafluoroethylene, the wear-resistant MC nylon anti-skid block has the characteristics of high strength, good resilience, wear resistance, self-lubrication, noise absorption, shock absorption and the like, has the advantages of high strength, wear resistance and difficult deformation, effectively improves the mechanical efficiency, can obviously improve the overall resistance of the MC nylon anti-skid block, effectively improves the wear resistance of nylon, can prolong the service life by 4-5 times, effectively reduces the maintenance times, has better practicability, can change the color of the nylon according to actual requirements, and is more diversified.)

1. The utility model provides a dig MC nylon non slipping spur for rig unit head soon for the setting is digging the non slipping spur of rig unit head soon, its characterized in that: the method comprises the following steps:

the MC nylon anti-skid block is in a T shape;

the preparation comprises the following components in parts by mass: 70-90 parts of polyformaldehyde, 10-20 parts of polytetrafluoroethylene, 1-5 parts of hindered phenol antioxidant, 1-5 parts of amide lubricant, 1-5 parts of stearate, 1-5 parts of colorant and a plurality of mixed liquids.

2. The MC nylon anti-skid block for the rotary drilling rig power head according to claim 1, characterized in that: the MC nylon non-slip block is formed by casting two cylinders, and the cylinder size below: radius is 4mm, and height is 8mm, the cylinder size that is located the top: the radius is 7.5mm and the height is 18 mm.

3. The MC nylon anti-skid block for the rotary drilling rig power head according to claim 1, characterized in that: the MC nylon anti-skid block comprises the following components in parts by mass: 75-85 parts of polyformaldehyde, 12-18 parts of polytetrafluoroethylene, 1-3 parts of hindered phenol antioxidant, 1-3 parts of amide lubricant, 1-3 parts of stearate, 1-3 parts of colorant and a plurality of mixed liquids.

4. The MC nylon anti-skid block for the rotary drilling rig power head according to claim 3, characterized in that: the MC nylon anti-skid block comprises the following components in parts by mass: 80 parts of polyformaldehyde, 15 parts of polytetrafluoroethylene, 3 parts of hindered phenol antioxidant, 3 parts of amide lubricant, 2 parts of stearate, 2 parts of colorant and a plurality of mixed liquids.

5. The method for preparing the MC nylon anti-skid block for the rotary drilling rig power head according to claim 1, is characterized in that: the preparation method comprises the following steps:

s1, putting the polyformaldehyde and the polytetrafluoroethylene into a stirring tank according to the proportion, and stirring for 5-20 minutes at the stirring speed of 30-60 r/min;

s2, after S1 is finished, putting the mixed material into a reaction kettle, adding the hindered phenol antioxidant, the amide lubricant, the stearate and the mixed solution according to the proportion, and stirring at a high speed of 100-150r/min for 10-15 minutes;

s3, after S2 is finished, putting the mixed materials into a heating kettle, adding a coloring agent according to the proportion, uniformly stirring, heating for 5-15min, and uniformly stirring for 5-10 min;

s4, pouring the mixed casting liquid into a mould and carrying out extrusion forming after S3 is finished;

and S5, after S4 is finished, carrying out water cooling treatment on the die, and taking out the cast MC nylon antiskid block.

6. The MC nylon anti-skid block for the rotary drilling rig power head according to claim 1, characterized in that: the mixed liquid is resin adhesive.

7. The method for preparing the MC nylon anti-skid block for the rotary drilling rig power head according to claim 5, is characterized in that: in S3, the heating temperature of the heating kettle is 220-350 ℃, and the stirring speed is 30-60 r/min.

Technical Field

The invention relates to the technical field of engineering plastics, in particular to an MC nylon anti-skid block for a rotary drilling rig power head.

Background

In actual use, mechanical parts and complete machines of metal products are affected by high pressure, high strength, abrasion and the like, the service life of the metal products is extremely short, the operation and the use of the whole machine can be seriously affected, and MC nylon is also called casting nylon, the friction coefficient of the MC nylon is 8.8 times lower than that of steel and 8.3 times lower than that of copper, and the specific gravity of the MC nylon is only one seventh of that of the copper. The MC nylon can directly replace the original copper stainless steel, aluminum alloy and other metal products. The MC nylon pulley, the slide block, the gear, the worm wheel, the riding wheel, the supporting wheel, the traveling wheel, the water pump impeller, the shaft sleeve, the bearing bush, the piston valve body, the rotating wheel, the plate, the pipe and the like, not only well replace corresponding metal products, but also reduce the cost for users, prolong the service life of the whole machine and parts, and remarkably improve the economic benefit. In order to solve the problems of low service performance and short service life of metal mechanical parts, the MC nylon with high strength, wear resistance and difficult deformation and the preparation method are provided.

Disclosure of Invention

The invention aims to provide an MC nylon anti-skid block for a rotary drilling rig power head, which has the advantages of high strength, wear resistance and difficult deformation and solves the problems of serious wear and short service life of the existing metal mechanical parts.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a dig rig MC nylon non slipping spur for unit head soon for replace metal product such as former copper stainless steel, aluminum alloy, includes MC nylon non slipping spur, MC nylon non slipping spur is the T shape, and its preparation composition contains following component by mass fraction: 70-90 parts of polyformaldehyde, 10-20 parts of polytetrafluoroethylene, 1-5 parts of hindered phenol antioxidant, 1-5 parts of amide lubricant, 1-5 parts of stearate, 1-5 parts of colorant and a plurality of mixed liquids.

The MC nylon non-slip block is formed by casting two cylinders, and the cylinder size below: radius is 4mm, and height is 8mm, the cylinder size that is located the top: the radius is 7.5mm and the height is 18 mm.

Further, the MC nylon anti-skid block comprises the following components in parts by mass: 75-85 parts of polyformaldehyde, 12-18 parts of polytetrafluoroethylene, 1-3 parts of hindered phenol antioxidant, 1-3 parts of amide lubricant, 1-3 parts of stearate, 1-3 parts of colorant and a plurality of mixed liquids.

Further, the MC nylon anti-skid block comprises the following components in parts by mass: 80 parts of polyformaldehyde, 15 parts of polytetrafluoroethylene, 3 parts of hindered phenol antioxidant, 3 parts of amide lubricant, 2 parts of stearate, 2 parts of colorant and a plurality of mixed liquids.

Further, the preparation method comprises the following steps:

s1, putting the polyformaldehyde and the polytetrafluoroethylene into a stirring tank according to the proportion, and stirring for 5-20 minutes at the stirring speed of 30-60 r/min;

s2, after S1 is finished, putting the mixed material into a reaction kettle, adding the hindered phenol antioxidant, the amide lubricant, the stearate and the mixed solution according to the proportion, and stirring at a high speed of 100-150r/min for 10-15 minutes;

s3, after S2 is finished, putting the mixed materials into a heating kettle, adding a coloring agent according to the proportion, uniformly stirring, heating for 5-15min, and uniformly stirring for 5-10 min;

s4, pouring the mixed casting liquid into a mould and carrying out extrusion forming after S3 is finished;

and S5, after S4 is finished, carrying out water cooling treatment on the die, and taking out the cast MC nylon antiskid block.

Further, the mixed liquid is a resin adhesive.

Further, in S3, the heating temperature of the heating kettle is 220-350 ℃, and the stirring speed is 30-60 r/min.

The invention has the technical effects and advantages that:

according to the invention, by adding polyformaldehyde and polytetrafluoroethylene, the polyformaldehyde has a very low friction coefficient and very good geometric stability, is especially suitable for manufacturing gears and bearings, also has a high temperature resistance characteristic and is also suitable for pipeline devices, the polytetrafluoroethylene has the characteristics of high and low temperature resistance, corrosion resistance, weather resistance, high insulation, high lubrication, non-adhesion, non-toxicity and the like, the overall performance of the MC nylon antiskid block is effectively improved, the MC nylon antiskid block has the characteristics of high strength, good rebound resilience, wear resistance, self-lubrication, noise absorption, shock absorption and the like, the MC nylon antiskid block has the advantages of high strength, wear resistance and difficult deformation, and the mechanical efficiency is effectively improved.

According to the invention, by adding the amide lubricant, the stearate and the hindered phenol antioxidant, the overall resistance of the MC nylon anti-skid block can be obviously improved, the wear resistance of nylon is effectively improved, the service life can be prolonged by 4-5 times, the maintenance frequency is effectively reduced, the practicability is better, and the color of nylon can be changed according to the actual requirement by adding the coloring agent, so that the MC nylon anti-skid block is more diversified.

Drawings

FIG. 1 is a schematic structural view of an MC nylon non-slip block of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a dig rig MC nylon non slipping spur soon for unit head for replace metal product such as former copper stainless steel, aluminum alloy, including MC nylon non slipping spur, MC nylon non slipping spur is the T shape, MC nylon non slipping spur is formed by two cylinder castings, is located the cylinder size of below: radius is 4mm, and height is 8mm, the cylinder size that is located the top: the radius is 7.5mm, the height is 18mm, and the preparation components comprise the following components in parts by mass: 70-90 parts of polyformaldehyde, 10-20 parts of polytetrafluoroethylene, 1-5 parts of hindered phenol antioxidant, 1-5 parts of amide lubricant, 1-5 parts of stearate, 1-5 parts of colorant and a plurality of mixed liquids, wherein the mixed liquids are resin adhesives.

The preparation method comprises the following steps:

s1, putting the polyformaldehyde and the polytetrafluoroethylene into a stirring tank according to the proportion, and stirring for 5-20 minutes at the stirring speed of 30-60 r/min;

s2, after S1 is finished, putting the mixed material into a reaction kettle, adding the hindered phenol antioxidant, the amide lubricant, the stearate and the mixed solution according to the proportion, and stirring at a high speed of 100-150r/min for 10-15 minutes;

s3, after S2 is finished, putting the mixed materials into a heating kettle, adding a coloring agent according to the proportion, uniformly stirring, heating for 5-15min, and uniformly stirring for 5-10 min; in S3, the heating temperature of the heating kettle is 220-350 ℃, and the stirring speed is 30-60 r/min;

s4, pouring the mixed casting liquid into a mould and carrying out extrusion forming after S3 is finished; the mould with the corresponding shape can be selected according to the actual molding requirement;

and S5, after S4 is finished, carrying out water cooling treatment on the die, and taking out the cast MC nylon antiskid block.