JPH09309611A - Spiral conveyor for removing oil from cut pieces - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a spiral conveyor for removing oil from cut pieces without being entangled at a spiral rotary transporting section. SOLUTION: A shaftless spiral rotary transporting section 20 is arranged within a spiral rotary transporting section storing cylinder 10. Then, a feeding inlet port 13 for tips 30 is arranged at a side, i.e., one end of the spiral rotary transporting section storing cylinder 10, where the spiral rotary transporting section 20 is arranged. Then, the spiral rotary transporting section storing cylinder 10 is mounted at a state in which the side of the feeding port 13 is low and the side of a discharging port 14 is inclined higher than an upper oil discharging section of the feeding port 13. With such an arrangement as above, it is possible to prevent oily tips from being adhered to the spiral rotary transporting section and in turn to prevent some foreign materials from being entangled.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates generally to a conveyor for chips (chips) produced during the manufacture of machine parts, and in particular, a spiral conveyor system is used to remove oil from chips covered with oil. The present invention relates to a spiral conveyer for removing oil from chips that carries the chips to a predetermined position. In particular, the present invention relates to a spiral conveyor for oil removing chips, which is composed of an axially non-rotating spiral conveyor.

[0002]

2. Description of the Related Art Conventionally, a chip conveyor has first been a belt conveyor type. Further, there is a spiral conveyor type, but the output side of the driving means such as the electric motor and the spiral conveying means for conveyance are connected by a universal joint. And, this spiral conveyor type also has no particular oil dripping structure.

On the other hand, the spiral conveyor type having the structure of oil dripping was made by the same person as the present invention. They are Japanese Patent Application No. 3-174692.
And Japanese Patent Application No. 3-341810.

[0004]

SUMMARY OF THE INVENTION Japanese Patent Application No. 3-17 mentioned above.
In the 4692 and Japanese Patent Application No. 3-341810 spiral conveyor, the spiral rotary transport section housing portion was inclined. That is, the structure is such that the oil discharge part on the tip receiving port side is inclined so as to be lower than the bottom part on the discharge port side. This has the advantage that the oil is drained and the chips do not adhere to the conveyor.

However, since these spiral rotary conveying parts have a rotary shaft, they have a drawback that oily chips easily stick to the rotary shaft. In particular, the one with a long tip has a drawback that it tends to stick to its rotation axis and become clogged.

[0006]

In view of the above-mentioned problems, the spiral conveyor for removing oil from chips according to the present invention prevents the chips from adhering by making the conveyor a non-axial spiral type conveyor. The invention of claim 2 is
At the same time, the spiral rotary transport unit was shortened to prevent foreign matter such as pins from being clogged between the spiral rotary transport unit and the spiral rotary transport unit storage cylinder.

According to the third aspect of the present invention, the spiral rotary transport section storage cylinder is slanted from the beginning, and the oil discharge portion on the inlet side is low and the discharge side is inclined higher than that. It is a chopped one. That is, also in the inventions of claims 1 and 2 above, the spiral rotary transfer unit storage cylinder is set at the time of installation such that the oil release portion on the inlet side is low and the outlet side is inclined higher than that. is there. On the other hand, the third aspect of the present invention is configured to be in that state from the beginning.

The specific construction of the present invention will be described in detail below. First, the construction of the invention of claim 1 of the spiral conveyor for oil cutting of chips according to the present invention will be described. First, there is a spiral rotary transport unit storage cylinder. Next, there is a non-axis spiral rotary transport unit. This spiral rotary transport unit is housed at the tip of the above-mentioned spiral rotary transport unit storage cylinder. Then, there is a drive source such as an electric motor. The drive source such as the motor gives a rotational force to the spiral rotary transport section. further,
A tip insertion port is provided at the tip of the above-mentioned spiral rotary transport section storage cylinder and on the side where the above-mentioned spiral rotary transport section is provided. Finally, there is an outlet. This discharge port is provided at the end of the above-mentioned spiral rotary transport unit storage cylinder.

Next, the structure of the invention of claim 2 of the spiral conveyor for oil cutting of chips according to the present invention will be described. Since this is the same as the configuration of the invention of claim 1 except for the following points, the entire description of the configuration of the invention of claim 1 is incorporated herein, and the description of the configuration below is added to this. . That is, the spiral rotary transport unit is shortened to about half the length of the spiral rotary transport unit storage cylinder.

Next, the construction of the invention of claim 3 of the spiral conveyor for oil cutting of chips according to the present invention will be explained. This is the same as the configuration of the invention of claim 1 or 2 except for the following points. Therefore, the entire text of the description of the configuration of the invention of claim 1 or 2 is incorporated herein, and the following description of the configuration will be made. Add to this. Then, the spiral rotary transport unit storage cylinder is in a state in which the oil discharge portion on the input port side is low and the discharge port side is inclined higher than that.

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION A general embodiment of a spiral conveyor for oil cutting of chips according to the present invention will be described.
First, a shaftless spiral rotary transport unit shortened to about half of the spiral rotary transport unit storage barrel is housed at the tip of the spiral rotary transport unit storage barrel. Since the spiral rotary transport unit is about half the length of the spiral rotary transport unit storage cylinder, foreign matter such as pins is unlikely to be entangled.

Further, since the spiral rotary transfer section housing portion is a cylinder, the chips can be transferred forward even if the spiral rotary transfer section is short. Further, a drive source such as an electric motor applies a rotational force to the spiral rotary transport section, and the tip of the spiral rotary transport section storage cylinder is provided on the side where the spiral rotary transport section is provided. A charging port is provided, and oily chips are charged from here.

Finally, there is an outlet. This discharge port is provided at the end of the above-mentioned spiral rotary transport unit storage cylinder. Then, since the spiral rotary transport unit storage cylinder is in a state in which the inlet side is low and the outlet side is inclined higher than the oil outlet, only the chips are discharged from the outlet, and the oil is The remaining oil runs out on the inlet side.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A spiral conveyor for oil cutting of chips according to the present invention will be described below in detail with reference to the accompanying drawings by using an embodiment thereof. First of all, there is a spiral rotary transfer section storage cylinder 10 as a partial front sectional view of an embodiment of a spiral conveyor for oil scraping according to the present invention shown in FIG. Next, there is the spiral rotary transport unit 20. This shaftless spiral rotary transport section 20 does not have a shaft 21 as shown in the enlarged cross-sectional end view of the side surface of FIG. 2 and the partially enlarged cross-sectional view of the front surface of FIG. It will be clear that the shaft 21 is absent when compared with a partially enlarged sectional view of the front surface of the conventional example shown in FIG.

Therefore, the tip 12 of the spiral rotary transfer section storage cylinder 10 is provided on the side where the spiral rotary transfer section 20 is provided, and the insertion port 12 for the chip 30 is provided.
Is provided. Finally, there is an outlet 13. The discharge port 13 is provided at the terminal end 14 of the above-described spiral rotary transport unit storage cylinder 10.

Further, the above-mentioned spiral rotary transfer section storage cylinder 10 is installed such that the inlet 12 side thereof is low and the outlet 13 side thereof is inclined higher than the oil releasing portion 15 above the inlet 12 or from the beginning. It has such a configuration. As a result, the oil does not reach the discharge port 14 of the tip 30, and thus the tip 30 is oiled.

Then, there is an electric motor 40 which is a drive source. As shown in FIG. 5, the electric motor 40 applies a rotational force to the spiral rotary transport unit 20 through rotary shafts 41 and 42 mechanically coupled to the electric motor 40. Finally, a discharge port 13 is provided at the end of the above-mentioned spiral rotary transport unit storage cylinder 10, and the oil-free chips 30 are discharged from this discharge port 13 into a chip storage container (not shown). On the other hand, chip oil

Therefore, the electric motor 40 further facilitates oil depletion, although the control unit 50 allows intermittent operation.

The operation will be described above. First,
The shaftless spiral rotary transport unit 20 that is rotatably fitted in the spiral rotary transport unit storage cylinder 10 is rotated by the electric motor 40. There chip 3
0 is input through the input port 12. Hence,
The chip 30 is the spiral rotary transfer unit storage cylinder 1
It is carried to the discharge port 13 of 0. Then, the chip 30 extruded from the shaftless spiral rotary transport unit 20.
Is discharged by the tip 30 pushed out later.
It is pushed to the 3 side.

On the other hand, this spiral rotary transport section storage cylinder 1
In the case of 0, only the chips are sent toward the discharge port 13 because the discharge port 13 is inclined upward. On the other hand, since the oil does not reach the horizontal surface of the oil discharge part 15, the oil is cut off at that time. Then, the oil is discharged from the oil discharger 15. In addition, by intermittently performing this operation by the control unit 50, the effect of oil draining is further enhanced.

[0021]

EFFECTS OF THE INVENTION Since the spiral conveyor for oil scraping of chips according to the present invention has been made as described above, the following great effects are brought about. That is, by using a non-axial spiral conveyor, it was possible to prevent oily chips from adhering to the spiral rotary transfer section.

Further, the non-axial spiral conveyor is made half the length of the spiral rotary transport unit storage cylinder, so that entanglement of foreign matter is prevented.

[Brief description of drawings]

FIG. 1 is a partial side sectional view of an embodiment of a spiral conveyor for oil scrap removal according to the present invention.

FIG. 2 is a side enlarged cross-sectional end view of the one shown in FIG.

FIG. 3 is a front view showing an enlarged cross-sectional view of a part of FIG.

FIG. 4 is a partially enlarged sectional front view of a conventional example.

FIG. 5 shows a front view of that of FIG.

[Explanation of symbols]

 10 Spiral Rotating Conveying Section Storage Cylinder 11 Tip 12 Input Port 13 Discharging Port 14 End 15 Oil Discharging Section 20 Spiral Rotating Conveying Section 21 Shaft 30 Chip 40 Electric Motor

Claims (3)

[Claims] 1. A spiral rotary transport unit storage cylinder, a shaftless spiral rotary transport unit housed at the tip of the spiral rotary transport unit storage barrel, a drive source such as a motor for imparting a rotational force to the spiral rotary transport unit, Of the spiral rotary transfer section storage cylinder, the tip insertion port provided on the side where the spiral rotary transfer section is provided, and the discharge port provided at the end of the spiral rotary transfer section storage tube. A spiral conveyor for removing oil from chips, which is characterized by being configured by: 2. A spiral rotary transport unit storage cylinder, which is housed at the tip of the spiral rotary transport unit storage cylinder, and is of a non-axial type whose total length is about half the length of the spiral rotary transport unit storage cylinder. The spiral rotary transport unit, a drive source such as a motor that applies a rotational force to the spiral rotary transport unit, and the tip of the spiral rotary transport unit storage cylinder, which is provided on the side where the spiral rotary transport unit is provided. A spiral conveyor for cutting off oil from chips, comprising a chip input port and a discharge port provided at the end of the above-mentioned spiral rotary transfer unit storage cylinder. 3. The spiral rotary transporting unit storage cylinder is in a state in which its inlet side is low and its outlet side is inclined higher than the oil outlet of the inlet side. The spiral conveyor for oil scrap removal according to 2.