JP2785042B2 - Vibration processing machine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a vibration processing machine for products or parts made of metal, plastic, ceramic or the like.

[Conventional technology]

In various industrial fields, products or parts made of metals, plastics, ceramics, and the like (hereinafter, simply referred to as products) are used. Conventionally, surface polishing (burr removal, scale removal, burrs removal) of these products is performed. A vibration polishing machine is used for rough polishing, precision polishing, gloss polishing, and polishing.

FIG. 3 shows an example of a conventional polishing machine. This polishing machine comprises a polishing vessel b having a U-shaped cross section and a flat donut shape centered on a center tube a, and a cylindrical base c. , A vibration generator d. The polishing tank b is placed on the base c, and the polishing tank b and the base c are connected via an elastic support member e such as a high tension spring or a rubber spring arranged in a plurality of rings along the circumferential direction of the polishing tank b. A vibration generator d having unbalanced weights f and g at the upper and lower shaft ends is installed in a base c and a polishing tank b
It has a structure directly connected to.

The vibration generator d generates a special three-dimensional high vibration in the polishing tank b. The upper weight f adjusts the horizontal movement, and the lower weight g adjusts the vertical movement. I have.

In the above configuration, a product to be polished is put into the polishing tank b together with an abrasive (media) selected according to the application, and the polishing tank b is vibrated at high vibration by the vibration generator d. And the like, while rotating in the vertical direction along the U-shaped cross section in the polishing tank b, continues turning in the circumferential direction along the polishing tank b to perform the polishing operation. At the time of polishing, water or a special chemical additive (compound) may be used together with the abrasive, if necessary.

[Problems to be solved by the invention]

The conventional vibration polishing machine described above has the following problems.

(1) Since the polishing tank b has a single tank structure, cutting chips such as burrs generated by polishing and abrasive chips (hereinafter, simply referred to as product chips) are also stirred together with the product. Therefore, the product surface may be damaged by product dust, and defective products are generated.

(2) The finished product is taken out together with the abrasive from an outlet (not shown) provided on the side surface of the polishing tank b. At this time, the product waste is discharged together with the product. The task of selecting between them was cumbersome.

(3) When a liquid such as water or a chemical is used for polishing, the liquid is discharged from a drain port (not shown) provided on the side surface of the polishing tank b, but products and product debris are not discharged from the drain port. The drain outlet is made small as described above, and the drain outlet is closed like a cage by a plurality of plates, so it takes time to extract the liquid and it is not possible to completely prevent the outflow of product waste Met.

(4) When a liquid such as water or a chemical is used, the product may not be taken out because the liquid enters between the inner wall of the polishing tank b and the product whose surface has been polished to be smooth and adheres to each other. In such cases,
Special equipment was required to take it out.

(5) When impurities such as cutting oil are attached to a product to be polished, it is necessary to perform a degreasing treatment before polishing, but a great deal of expense is required for a device and a degreasing agent to be degreased. In some cases, a degreasing compound is added to the polishing tank b to promote polishing, and polishing is performed.However, the consumption of the compound increases, and a process of newly cleaning and removing the adhesion of the compound is required. Was.

In view of the above-mentioned various problems of the conventional vibration polishing machine, the present invention has a polishing tank having two inner and outer tanks, and a product to be polished and product chips (such as cutting chips and abrasive material chips) are removed during polishing. It is an object of the present invention to provide a vibration processing machine which is separated in an inner tank and is capable of polishing only a product.

Another object of the present invention is to provide a vibrating machine capable of easily removing a product after polishing without adhering to the inner wall of the polishing tank.

Another object of the present invention is to provide a vibration processing machine capable of performing various processing processes such as cleaning, rust prevention, and coating of a product after polishing.

Still another object of the present invention is to provide a vibration processing machine capable of performing a coating process on general products other than abrasive products.

[Means for solving the problem]

In order to achieve the above object, the present invention provides a polishing vessel having a U-shaped cross section having a flat donut centered on a center tube, mounted on a cylindrical base, connected by an elastic support member, and provided with upper and lower shaft ends. In a vibration processing machine that vibrates a polishing tank by a vibration generator provided with an unbalanced weight and polishes a product in the polishing tank, an inner tank 2a having the same shape with the polishing tank 2 at a predetermined relative interval is provided. The inner tank 2a, which has a two-tank structure of the outer tank 2b and is provided with the product outlet 9, separates the product from product chips such as cutting chips and abrasive chips, and separates the product chips into the inner tank 2a and the outer tank 2b.
It can be discharged between.

In addition, the present invention places a U-shaped polishing tank having a flat donut shape around a center tube on a cylindrical base and connects them by an elastic support member, and provides unbalanced weights at upper and lower shaft ends. In a vibration processing machine that vibrates the polishing tank by the vibration generator and polishes the product in the polishing tank, the inner tank 2 having a predetermined relative interval and the same shape.
a, an inner tank 2a having a two-tank structure of an outer tank 2b and having a product take-out port 9 separates the product and the product waste into an outer tank 2b.
Between the polishing tank 2 and the cleaning agent or rust inhibitor,
It comprises a tank 10 capable of containing a coating agent and the like, and a pump 11 of the tank 10 and a liquid inlet 12 of the outer tank 2b are connected by a pipe, and an overflow port 13 provided in the outer tank 2b is connected to the tank 10. .

〔Example〕

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

FIG. 1 shows a first embodiment of a vibration processing machine according to the present invention, in which a cross section U having a flat donut shape around a center tube 1 is shown.
The polishing tank 2 having a V-shape is placed on a cylindrical base 3 and the polishing tank 2
And the base 3 are connected via an elastic support member 4 such as a high tension spring or a rubber spring, which is annularly arranged between the base 3 and the base 3. The polishing tank 2 in the base 3 is provided with unbalanced weights at the upper and lower shaft ends. The direct connection of the vibration generator 7 having 5 and 6 is the same as that of the conventional polishing machine.

In the present embodiment, the polishing tank 2 has an inner / outer two tank structure including an inner tank 2a and an outer tank 2b having a predetermined relative spacing and the same shape, and the entire surface of the inner tank 2a is formed by product polishing. It is characterized in that a plurality of holes 8 are provided between the outer tub 2b for discharging product chips such as cutting chips and abrasive chips. The diameter of each hole 8, the interval between the holes 8, the arrangement state, and the like are selected according to the size and material of the product to be polished and processed. Further, the inner tank 2a and the outer tank 2b having the two-tank structure may be an integral structure in which a predetermined interval is formed between them, or the inner tank 2a is provided inside the outer tank 2b with a predetermined interval. Inner tank 2a
The outer tank 2b may have a detachable structure so that it can be replaced.

In the drawing, reference numeral 9 denotes an outer tank 2b connected to the inner tank 2a.
This is the outlet for the product that has been polished and protrudes to the outside.

In the above configuration, the product to be polished is put into the inner tank 2a of the polishing tank 2 together with an appropriate amount of abrasive selected according to the application, and the entire polishing tank 2 is vibrated by the vibration generator 7, so that the product and the abrasive And so on, while rotating vertically inside the inner tank 2a along the U-shaped cross section while centering on the center tube 1.
The inside of 2a is turned in the circumferential direction, and the polishing operation is performed.

During polishing, product debris such as burrs and abrasive debris peeled off from the product fall into the space with the outer tub 2b through a number of holes 8 provided in the inner tub 2a and are removed. The abrasive and the product waste are separated in the inner tank 2a, and the polishing operation is continued while the product and the abrasive are mixed and stirred in the polishing tank 2.

At the time of polishing, a liquid such as water or a chemical can be used together with the abrasive. For this reason, although not shown, a liquid discharge port is formed in the outer tank 2b.

The above-mentioned product waste can be taken out through the spaces of the inner and outer tanks 2a and 2b and through the liquid outlet. Also,
When a liquid is used for polishing, the product waste and the liquid may be taken out together, only the product waste may be precipitated in an external tank, and purified water or chemicals may be recycled.

The polished product or abrasive is taken out of the outlet 9 described above.

In addition to polishing using abrasives, water, chemicals, or the like, there is a case of co-grinding. In this case, only the product is put into the polishing tank 2, so that only product debris is generated. The liquid may be discharged from the liquid discharge port through the hole 8.

The polishing time for co-sliding when the conventional polishing tank having a single tank structure is used and when the polishing tank having a two-tank structure according to the present invention is used are as follows.

"Conventional device" Product: M4 flat washer (outer diameter 8 mm). Input amount: 500Kg ・ Polishing time: 150min Product: M10 flat washer (outer diameter 18φmm). Input amount: 500Kg ・ Polishing time: 180min “This device” Product: M4 flat washer (outer diameter 8φmm). Input amount: 500Kg ・ Polishing time: 90min Product: M10 flat washer (outer diameter 18φmm). Input amount: 500 kg / polishing processing time: 120 min When comparing the conventional apparatus and the apparatus of the present invention, although there is a slight difference depending on the product, the processing time could be reduced by about 30% on average.

FIG. 2 shows a second embodiment of the vibration processing machine of the present invention, and the same parts as those in the above-mentioned embodiment are denoted by the same reference numerals.

In this embodiment, similarly to the above-described embodiment, a polishing tank 2 having an inner / outer two-tank structure having a U-shaped cross section and a cylindrical donut shape centered on a center tube 1 and a cylindrical base 3 are annularly arranged therebetween. It is connected via an elastic support member 4 such as a high tension spring or a rubber spring provided in the polishing tank 2 in the base 3.
A vibration generator 7 having 6 is directly connected.

In the present embodiment, a product processing liquid tank 10 is installed outside the polishing machine, and a pump 11 of the tank 10 and a liquid inlet 12 provided in an outer tank 2b of the two-tank polishing tank 2 are connected by a pipe. Overflow port 13 and tank 10 provided in outer tank 2b
Are connected to each other so that the liquid can be circulated between the polishing tank 2 and the tank 10.

Inside the tank 10, cleaning agent, rust inhibitor,
A predetermined amount of a coating agent or the like is put in the inner tank of the polishing tank 2.
A product which has already been polished is put into 2a, and a liquid is sent from the tank 10 into the polishing tank 2 while the entire polishing tank 2 is vibrated by the vibration generator 7, so that the product can be washed, rust-proofed or coated. After the processing, the contaminated liquid is circulated from the overflow port 13 to the tank 10, and the purified liquid is sent into the polishing tank 2.

After the predetermined processing operation is completed, the liquid is made to flow backward from the liquid inlet 12 to the tank 10, or is taken into the tank 10 using the liquid outlet provided in the outer tank 2b. Then, the processed product may be taken out using the product outlet 9.

Polymers, tungsten powders,
Dye additives and the like can be used. In the case of coating processing,
It is also possible to perform a coating process on not only the abrasive product but also other general products.

In the above-described first and second embodiments, the case where the inner tank 2a of the polishing tank 2 having the two-tank structure has a plurality of holes 8 for discharging product waste has been described, but the present invention is not limited to this. Instead of a plate having a large number of holes 8 formed therein, it is also possible to use a mesh-shaped plate formed by bending a cross-section into a U-shape with a flat donut shape as the inner tank 2a. is there. The size of the mesh in this case is also selected according to the size and material of the product to be polished and processed.

〔The invention's effect〕

According to the present invention described above, the polishing tank 2 of the first embodiment has a two-tank structure of the inner tank 2a and the outer tank 2b, and the inner tank 2a for polishing the product can separate the product and the product waste. Due to the structure, product debris such as burrs generated during product polishing (burr removal, descaling, burring, rough polishing, precision polishing, gloss polishing, and polishing) are removed by double inner tank 2a and outer tank 2b, the product to be polished remains in the inner tank 2a, so that the surface of the product is not damaged by the product debris. Therefore, the polishing effect and the product value can be enhanced without producing defective products.

Furthermore, work time is shortened and work efficiency is good. Even after the polishing is completed, it is possible to easily select the product taken out and the abrasive.

The entire surface of the inner tank 2a has an uneven surface formed by holes 8 and meshes and has no smooth surface, so when a liquid such as water or chemical is used, the product adheres to the inner tank 2a surface via the liquid. Therefore, it is possible to easily take out the product after polishing is completed in a short time.

Further, in the second aspect, the polishing tank 2 and the liquid tank 10 having a two-tank structure of the inner tank 2a and the outer tank 2b are directly connected.
In addition to the above-mentioned effects, it is possible to perform various processing processes such as cleaning, rust prevention, and coating of products after polishing. In addition to cleaning of polished products, general products also have uniform rust prevention or coating with less coating unevenness. It can be treated, has a good processed surface, can save rust preventives and coating agents, and can reduce running costs.

[Brief description of the drawings]

FIG. 1 is a front view showing one embodiment of the vibration processing machine of the present invention in which one side from the center is a longitudinal section, FIG. 2 is a front view of an apparatus showing another embodiment of the present invention, and FIG. FIG. 2 is a front view of the vibration polishing machine of FIG. 1 is a center tube, 2 is a polishing tank, 2a is an inner tank, 2b is an outer tank, 3 is a base, 4 is an elastic supporting member, 5 and 6 are unbalanced weights, 7 is a vibration generator, 8 is a hole, and 9 is a hole. Product outlet, a is a center tube, b is a polishing tank, c is a base,
d is a vibration generator, e is an elastic support member, and f and g are unbalanced weights.

Claims (2)

(57) [Claims] 1. A polishing vessel having a U-shaped cross section having a flat donut shape centered on a center tube is mounted on a cylindrical base and connected by an elastic support member, and unbalanced weights are provided at upper and lower shaft ends. In a vibration processing machine that vibrates a polishing tank by a vibration generator and polishes a product in the polishing tank, a two-tank structure of an inner tank 2a and an outer tank 2b in which the polishing tank 2 has the same shape with a predetermined relative interval. The inner tank 2a provided with the product outlet 9 separates the product from product chips such as cutting chips and abrasive chips, and allows the product chips to be discharged between the inner tank 2a and the outer tank 2b. A vibration processing machine characterized by the following. 2. A polishing vessel having a U-shaped cross section and having a flat donut shape centered on a center tube is mounted on a cylindrical base and connected by an elastic support member, and unbalanced weights are provided at upper and lower shaft ends. In a vibration processing machine that vibrates a polishing tank by a vibration generator and polishes a product in the polishing tank, an inner tank 2a and an outer tank that have the same shape with predetermined relative intervals.
Inner tank with 2b structure and product outlet 9
2a is composed of a polishing tank 2 capable of separating product and product waste and discharging the product waste to an outer tank 2b, and a tank 10 capable of storing a cleaning agent, a rust inhibitor, a coating agent, and the like. A vibration processing machine, wherein a pump 11 of a tank 10 and a liquid inlet 12 of an outer tank 2b are connected by a pipe, and an overflow port 13 provided in the outer tank 2b is connected to the tank 10.