阅读说明：本技术 一种洗衣机电机减振垫 (Washing machine motor damping pad ) 是由 张勇 于 2019-12-10 设计创作，主要内容包括：本发明公开了一种洗衣机电机减振垫,包括主体；主体分为第一减振块、第二减振块和第三减振块,自上而下依次设置；本发明的电机减振垫一次注胶成型,注胶材料以由下原料制得：乙丙橡胶60-80份、氯磺化聚乙烯橡胶20-40份、丙烯酸酯橡胶6-15份、石墨6-11份、碳纤维8-12份、蓖麻油2-5份、钛酸钡1-2份、氧化锂0.4-0.8份、氧化锌1-5份、氧化硼1-5份、二氧化硅4-10份、白炭黑2-5重量份、酚醛树脂5-10份、助剂3-10份。本发明可以减少洗衣机内电机工作时产生的振动,同时,也提高其耐磨损率和使用寿命。(The invention discloses a washing machine motor damping pad, comprising a main body; the main body is divided into a first vibration reduction block, a second vibration reduction block and a third vibration reduction block which are arranged from top to bottom in sequence; the motor damping pad is molded by injecting glue at one time, and the glue injection material is prepared from the following raw materials: 60-80 parts of ethylene propylene rubber, 20-40 parts of chlorosulfonated polyethylene rubber, 6-15 parts of acrylate rubber, 6-11 parts of graphite, 8-12 parts of carbon fiber, 2-5 parts of castor oil, 1-2 parts of barium titanate, 0.4-0.8 part of lithium oxide, 1-5 parts of zinc oxide, 1-5 parts of boron oxide, 4-10 parts of silicon dioxide, 2-5 parts of white carbon black, 5-10 parts of phenolic resin and 3-10 parts of an auxiliary agent. The invention can reduce the vibration generated when the motor in the washing machine works, and simultaneously, the abrasion resistance rate and the service life of the washing machine are also improved.)

1. A washing machine motor damping pad is characterized by comprising a main body;

the main body is divided into a first vibration reduction block, a second vibration reduction block and a third vibration reduction block which are sequentially arranged from top to bottom;

the first vibration reduction block is columnar; the second vibration reduction block is in a column shape with a column body inwards sunken, and a vibration reduction area is arranged at the sunken position; the diameters of the first vibration reduction block and the second vibration reduction block are the same;

the diameter of the third damping block is larger than that of the first damping block and that of the second damping block, and a convex surface is arranged in the middle of the third damping block and connected with the second damping block;

the motor vibration damping pad is molded by injecting glue at one time, and the glue injection material is prepared from the following raw materials:

60-80 parts of ethylene propylene rubber, 20-40 parts of chlorosulfonated polyethylene rubber, 6-15 parts of acrylate rubber, 6-11 parts of graphite, 8-12 parts of carbon fiber, 2-5 parts of castor oil, 1-2 parts of barium titanate, 0.4-0.8 part of lithium oxide, 1-5 parts of zinc oxide, 1-5 parts of boron oxide, 4-10 parts of silicon dioxide, 2-5 parts of white carbon black, 5-10 parts of phenolic resin and 3-10 parts of an auxiliary agent.

2. The vibration damping pad for the motor of the washing machine as claimed in claim 1, wherein the glue injection material is prepared from the following raw materials:

75 parts of ethylene propylene rubber, 30 parts of chlorosulfonated polyethylene rubber, 9 parts of acrylate rubber, 10 parts of graphite, 11 parts of carbon fiber, 4 parts of castor oil, 1.8 parts of barium titanate, 0.6 part of lithium oxide, 4 parts of zinc oxide, 3 parts of boron oxide, 8 parts of silicon dioxide, 3 parts of white carbon black, 6 parts of phenolic resin and 7 parts of an auxiliary agent.

3. The vibration damping pad for the motor of the washing machine as claimed in claim 1, wherein the glue injection material is prepared from the following raw materials:

66 parts of ethylene propylene rubber, 24 parts of chlorosulfonated polyethylene rubber, 8 parts of acrylate rubber, 10 parts of graphite, 11 parts of carbon fiber, 3 parts of castor oil, 1.6 parts of barium titanate, 0.7 part of lithium oxide, 3 parts of zinc oxide, 4 parts of boron oxide, 6 parts of silicon dioxide, 4 parts of white carbon black, 6 parts of phenolic resin and 8 parts of an auxiliary agent.

4. The method for preparing a vibration-damping pad of a motor of a washing machine as claimed in claims 1-4, comprising the steps of:

a. cutting and crushing ethylene propylene rubber, chlorosulfonated polyethylene rubber and acrylate rubber, mixing, and finally putting into an open mill;

b. adding carbon fiber, barium titanate, lithium oxide, zinc oxide, boron oxide, silicon dioxide, phenolic resin and white carbon black into an open mill in sequence, starting the open mill to refine oil to obtain colloid;

c. adding graphite, castor oil and an auxiliary agent into the colloid and continuously milling; heating and molding the colloid after the open milling is finished at the temperature of 160-200 ℃;

d. feeding the formed colloid into a vulcanizing machine for vulcanization to obtain a glue injection material; the vulcanizing time is 2-3 hours, and the vulcanizing temperature is 175 DEG C

e. When the vibration damping pad of the washing machine motor is produced, the glue injection material is melted at high temperature and then injected into a vibration damping pad mold, and the vibration damping pad is obtained after cooling.

Technical Field

The invention relates to a washing machine motor vibration damping pad, and belongs to the field of household appliance accessories.

Background

A drum type washing machine washes laundry by rotation of a drum. Most washing machine drums are driven to rotate by a motor. It is known that, due to the variety of working environments, the motor generates vibration during operation, and one of the measures for reducing the vibration is to use a vibration damping pad.

Disclosure of Invention

The invention aims to provide a vibration damping pad for a motor of a washing machine, which can reduce vibration generated when the motor in the washing machine works, and simultaneously improve the wear-resisting rate and the service life of the motor.

The scheme of the invention is as follows: a washing machine motor damping pad comprises a main body;

the main body is divided into a first vibration reduction block, a second vibration reduction block and a third vibration reduction block which are sequentially arranged from top to bottom;

the first vibration reduction block is columnar; the second vibration reduction block is in a column shape with a column body inwards sunken, and a vibration reduction area is arranged at the sunken position; the diameters of the first vibration reduction block and the second vibration reduction block are the same;

the diameter of the third damping block is larger than that of the first damping block and that of the second damping block, and a convex surface is arranged in the middle of the third damping block and connected with the second damping block;

the motor vibration damping pad is molded by injecting glue at one time, and the glue injection material is prepared from the following raw materials:

60-80 parts of ethylene propylene rubber, 20-40 parts of chlorosulfonated polyethylene rubber, 6-15 parts of acrylate rubber, 6-11 parts of graphite, 8-12 parts of carbon fiber, 2-5 parts of castor oil, 1-2 parts of barium titanate, 0.4-0.8 part of lithium oxide, 1-5 parts of zinc oxide, 1-5 parts of boron oxide, 4-10 parts of silicon dioxide, 2-5 parts of white carbon black, 5-10 parts of phenolic resin and 3-10 parts of an auxiliary agent.

Further, the glue injection material is prepared from the following raw materials:

75 parts of ethylene propylene rubber, 30 parts of chlorosulfonated polyethylene rubber, 9 parts of acrylate rubber, 10 parts of graphite, 11 parts of carbon fiber, 4 parts of castor oil, 1.8 parts of barium titanate, 0.6 part of lithium oxide, 4 parts of zinc oxide, 3 parts of boron oxide, 8 parts of silicon dioxide, 3 parts of white carbon black, 6 parts of phenolic resin and 7 parts of an auxiliary agent.

Further, the glue injection material is prepared from the following raw materials:

66 parts of ethylene propylene rubber, 24 parts of chlorosulfonated polyethylene rubber, 8 parts of acrylate rubber, 10 parts of graphite, 11 parts of carbon fiber, 3 parts of castor oil, 1.6 parts of barium titanate, 0.7 part of lithium oxide, 3 parts of zinc oxide, 4 parts of boron oxide, 6 parts of silicon dioxide, 4 parts of white carbon black, 6 parts of phenolic resin and 8 parts of an auxiliary agent.

The preparation method of the vibration damping pad of the washing machine motor is characterized by comprising the following steps:

a. cutting and crushing ethylene propylene rubber, chlorosulfonated polyethylene rubber and acrylate rubber, mixing, and finally putting into an open mill;

b. adding carbon fiber, barium titanate, lithium oxide, zinc oxide, boron oxide, silicon dioxide, phenolic resin and white carbon black into an open mill in sequence, starting the open mill to refine oil to obtain colloid;

c. adding graphite, castor oil and an auxiliary agent into the colloid and continuously milling; heating and molding the colloid after the open milling is finished at the temperature of 160-200 ℃;

d. feeding the formed colloid into a vulcanizing machine for vulcanization to obtain a glue injection material; the vulcanizing time is 2-3 hours, and the vulcanizing temperature is 175 DEG C

e. When the vibration damping pad of the washing machine motor is produced, the glue injection material is melted at high temperature and then injected into a vibration damping pad mold, and the vibration damping pad is obtained after cooling.

Drawings

Fig. 1 is a schematic structural view of a vibration-damping pad of a motor of a washing machine according to the present invention.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

Referring to fig. 1, the present invention relates to a vibration-damping pad for a washing machine motor, which comprises a main body; the main body is divided into a first vibration reduction block 1, a second vibration reduction block 2 and a third vibration reduction block 3 which are arranged from top to bottom in sequence; the first vibration reduction block 1 is columnar; the second vibration reduction block 2 is in a column shape with a column body inwards sunken, and a sunken part 4 is a vibration reduction area; the diameters of the first vibration reduction block 1 and the second vibration reduction block 2 are the same; the diameter of the third damping block 3 is larger than that of the first damping block and that of the second damping block, a convex surface 5 is arranged in the middle of the third damping block, and the convex surface 5 is connected with the second damping block.

The invention discloses a preparation method of a washing machine motor damping pad, which comprises the following steps:

a. cutting and crushing ethylene propylene rubber, chlorosulfonated polyethylene rubber and acrylate rubber, mixing, and finally putting into an open mill;

b. adding carbon fiber, barium titanate, lithium oxide, zinc oxide, boron oxide, silicon dioxide, phenolic resin and white carbon black into an open mill in sequence, starting the open mill to refine oil to obtain colloid;

c. adding graphite, castor oil and an auxiliary agent into the colloid and continuously milling; heating and molding the colloid after the open milling is finished at the temperature of 160-200 ℃;

d. feeding the formed colloid into a vulcanizing machine for vulcanization to obtain a glue injection material; the vulcanizing time is 2-3 hours, and the vulcanizing temperature is 175 DEG C

e. When the vibration damping pad of the washing machine motor is produced, the glue injection material is melted at high temperature and then injected into a vibration damping pad mold, and the vibration damping pad is obtained after cooling