JP2000042858A - Chip recovering device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily recover chips discharged on an inclined stand from a machine tool even if there is no new motive power source by lowering a magnet member on the inclined stand through wire rods, and returning the magnet member on the chip receiving part by moving a movable member of the machine tool to one side. SOLUTION: When a drill unit 3 being a movable member of a drilling machine 1 rises, a magnet member 22 is interlocked through a first wire rod 33 and a second wire rod 34 delivered according to operation of the drill unit 3, so that the magnet member 22 obliquely descends. When drill unit 3 rises to the highest position, the magnet member 22 is put in a state of descending to the lowest position, and returns to the chip receiving part 24 of an inclined stand 18 to adsorb chips K. When the drill unit 3 descends, the magnet member 22 obliquely rises through the first wire rod 33 and the second wire rod 34 by interlocking with operation of the drill unit 3. Cutting oil and a cutting agent remain in the chip receiving part 24, and are separated from the chips K.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a chip collecting device for transferring and collecting chips discharged from a machine tool.

[0002]

2. Description of the Related Art Generally, in a machine tool in a factory, chips are generated by machining such as cutting. In order to collect the chips, for example, an inclined table is disposed adjacent to the machine tool. Cutting oil and cutting agent (coolant) adhere to the chips discharged from the machine tool. The chips to which the cutting oil and the cutting agent adhere are discharged to the lower end of the inclined table. From the lower end of the inclined table, chips on the inclined table are carried to the upper end of the inclined table by a worker using a scoop or a hand. The cutting oil and the cutting agent remain at the lower end of the inclined table and are separated from the chips.

[0003] An inclined conveyor is provided instead of the inclined table, and chips are carried by the inclined conveyor.

[0004]

However, it takes a lot of labor and heavy work for an operator to transport the chips on the inclined table to the upper end with a scoop or hand from the lower end of the inclined table.

[0005] In addition, when chips are transported on an inclined conveyor,
A new power source such as a power source is required for operating the motor of the inclined conveyor. In order to bring a power source such as a power source to the vicinity of the machine tool, for example, wiring must be laid in a factory over a long distance, and installation of the power source is troublesome.
Also, the wiring becomes an obstacle. As a chip collecting device, one disclosed in Japanese Patent Application Laid-Open No. 8-197372 is disclosed. In a swarf collecting device disclosed in Japanese Patent Application Laid-Open No. 8-197372, a cutting oil separating device is arranged outside a cutting oil collecting tank. The cutting oil separating device receives the cutting chips conveyed by the conveying means, separates and removes the cutting oil from the cutting chips, and separately collects the separated and removed cutting oil and the cutting chips. Cutting oil separation device
It is composed of a rotary tub, a rotary drive means for rotating the rotary tub, and the like. For this reason, a power source such as a power source is required as a power source of the rotary drive means, and when an inclined table for transporting chips is arranged adjacent to the machine tool, a chip collecting device can be easily provided. Is difficult to use.

[0006] Alternatively, Japanese Patent Application Laid-Open No.
Japanese Unexamined Patent Application Publication No. 1929776 discloses this. In a chip recovery device disclosed in Japanese Patent Application Laid-Open No. 9-192977, a rotating drum is used as a means for transporting cutting chips. A power source such as a power source is required as a power source for the rotating drum, and it is difficult to easily use a chip recovery device when a tilting table for transporting chips is arranged adjacent to the machine tool. It is.

As a chip recovery device, Japanese Patent Application Laid-Open No.
The thing shown in 150342 gazette is disclosed. In a swarf collecting apparatus disclosed in Japanese Patent Application Laid-Open No. 9-150342, a conveyor for scooping up swarf containing cutting oil and carrying out the swarf is arranged, and a shooter is arranged continuously at the upper end of the conveyor. The shooter has a filtering part for extracting cutting oil on a part of the chute surface, and a weir plate disposed at a lower end of the filtration part so as to cross the chute surface. For this reason, a power source such as a power source is required as a power source of the conveyor, and when an inclined table for transporting chips is arranged adjacent to the machine tool, a chip collecting device is easily used. It is difficult. Further, the chips cannot be dropped on the back side of the chute, and the back side of the chute cannot be used as a space for transporting the chips.

[0008] In addition, as a chip collecting device, Japanese Utility Model Laid-Open No. 5-7
Japanese Patent No. 4745 discloses a technique disclosed in Japanese Patent Application Laid-Open No. 4745/1999. Actual Kaihei 5
The chip collecting device disclosed in Japanese Patent No. 74745/1990 separates the magnetic and non-magnetic materials in the step of transporting the chips, and separates the magnetic chips into one collection box and the other of the non-magnetic materials. Each collection box is provided with a chip separation device for collecting the chips. The chip separation device requires a conveyor for transferring chips diagonally upward. A power source such as a power supply is required as a power source for the conveyor, and it is difficult to use a chip recovery device easily if an inclined table for transporting chips is placed adjacent to the machine tool. It is.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to easily carry chips discharged from a machine tool onto an inclined table without a new power source. It is an object of the present invention to provide a swarf collecting device which can be collected by a swarf.

[0010]

SUMMARY OF THE INVENTION According to the present invention, there is provided a machine tool having a fixed member and a reciprocating movable member provided on the fixed member, and disposed adjacent to the machine tool and ejected from the machine tool. An inclined table provided at the lower end with a chip receiving portion for receiving the swarf, a magnet member reciprocally supported by the inclined table, and a pulley mounted on the fixed member,
A pulley mounted on the inclined base, and a wire having one end connected to the movable member, and the other end connected to the magnet member via a pulley of the machine tool and a pulley of the inclined base; The table is provided with a chip removal opening, and the inclined table is provided with a chip removal opening or a scraper located above the chip removal opening. And

(Function) In the present invention, chips are generated by machining such as cutting of a machine tool, and the chips are discharged from the machine tool. Cutting oil and cutting agent adhere to the chips. The chips to which the cutting oil and the cutting agent have adhered are received by the chip receiving portion of the inclined table. When the movable member of the machine tool moves to one side (for example, descends), the magnet member on the inclined table is lowered via the wire, returns to the chip receiving portion, and the chip is attracted to the magnet member.

When the movable member of the machine tool moves to the other side (for example, goes up), the magnet member on the inclined table goes up via the wire. The cutting oil and the cutting agent remain in the chip receiving portion and are separated from the chips. Then, when the magnet member that has absorbed the chips passes through the scraper, the chips are caught by the scraper and separated from the magnet members. The chips fall into the chip opening.

[0013]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 3, a chip collecting device according to the present embodiment will be described using a drilling machine as an example of a machine tool. In FIG. 1, a drilling machine 1 includes a column 2, a drill unit 3 mounted on rails 2A, 2A of the column 2 so as to be able to move up and down, and a table 4 arranged to face the drill unit 3 in a vertical direction. ing. The column 2 corresponds to the fixing member of the first aspect. The drill unit 3 is provided on the column 2 and corresponds to the movable member according to claim 1 that moves in the up-down direction.

The drill unit 3 has a drive mechanism (not shown) and a plurality of drills 3A. The table 4 includes a work circular jig 5 and a support base 6 that supports the work circular jig 5. The support base 6 is composed of an upper plate 7 and four vertical plates 8 (only two are shown in the figure). The upper plate 7 of the support base 6 has an elongated rectangular upper surface opening 1 surrounding the work circular jig 5.
0, 10, 10, 10 are formed. Top opening 1
0 communicates with the space 9.

Further, a side opening 11 is formed in the vertical plate 8 on the left side of the drawing. The side opening 11 communicates with the space 9. A shooter 12 is provided in the side opening 11 of the vertical plate 8.
Is protruding. A first pulley 13 is mounted on an upper portion of the side surface 2B of the column 2 described above, and a second pulley 14 is mounted on a lower portion thereof.

Further, on the side surface 3B of the drill unit 3,
The L-shaped bracket 15 has its tip 15A connected to the column 2
Is mounted so as to protrude from the side surface 2B side of the. A hook 16 is attached to a tip 15A of the bracket 15. A chip conveying device 17 is installed adjacent to the drilling machine 1. The chip conveying device 17 includes support rods 17A, 17
A and an inclined table 18. The inclined table 18 includes a bottom plate 19, side plates 20 and 20, and an end plate 21.

As shown in FIG. 2, the side plates 20, 20 have
Rails 20A, 20A each having a U-shaped cross section are provided. A magnet member 22 is arranged on the inclined table 18 so as to freely reciprocate. The magnet member 22 is formed of a rectangular thin plate. Wheel 2 of magnet member 22
3, 23, 23, 23 (only two are shown in FIG. 2) are supported so as to roll in the rails 20A, 20A.

The bottom plate 19 of the inclined table 18, the left and right side plates 20,
20, a lower end portion surrounded by the end plate 21 is a chip receiving portion 24.
Is composed. The bottom plate 19 of the inclined table 18, the left and right side plates 2
A lower end portion surrounded by 0, 20, and the end plate 21 constitutes a chip receiving portion 24. The chip receiving portion 24 is made of cutting oil, cutting agent S.
It forms a tub that can store water. A side opening 25 is formed in one side plate 20 of the chip receiving portion 24 of the inclined table 18. The front end 12A of the shooter 12 is bridged to the side opening 25.

On the other hand, brackets 26, 26 are provided at the upper ends of the side plates 20, 20 of the inclined table 18. An opening 27 for removing chips is provided in the middle of the bottom plate 19 of the inclined table 18. The opening 27 for chip removal has a quadrangular shape. Further, the inclined table 18 is provided with a scraper 28 having an L-shaped cross section along the upper edge 27A (shown in FIG. 2) of the chip dropping opening 27.

The scraper 28 is erected on the bottom plate 19 so as to be located between the left and right side plates 20, 20, and the upper end 28A of the scraper 28 is moved up and down along the rails 20A, 20A. Is slightly lower than the locus of the bottom surface 22B. Bottom plate 19 of inclined table 18
A guide plate 29 having an L-shaped cross section is attached to the lower edge 27B of the chip dropping opening 27 between the side plates 20, 20 outward.

A truck 30 is placed below the chip dropping opening 27 of the bottom plate 19 of the inclined table 18. In the middle of the side plate 20 of the inclined table 18 located on the column 2 side,
The third pulley 31 is mounted in the horizontal direction. Bracket 2 at the upper end of left and right side plates 20, 20 of inclined table 18
A fourth pulley 32 is mounted on the shaft 26A extending between the shafts 6 and 26. The fourth pulley 32 includes a large pulley 32A,
And a small pulley 32B. By using the large pulley 32A and the small pulley 32B, the reciprocating stroke of ascent and descent of the drill unit 3 can be made several times longer, and the reciprocating stroke of the magnet member 22 can be lengthened. By making the reciprocating stroke longer, it is possible to make the inclined table 18 longer, so that the degree of freedom of the work layout around the drilling machine 1 can be secured.

The hook 16 of the bracket 15 provided on the side surface 3B of the drill unit 3 has a first wire made of a wire.
One end 33A of the wire 33 is connected. The other end 33 </ b> B of the first wire 33 is connected to the small pulley 32 </ b> B of the fourth pulley 32. The first wire 33 extends from the hook 16 and reaches the small pulley 32B of the fourth pulley 32 via the first pulley 13, the second pulley 14, and the third pulley 31.

One end 34A (shown in FIG. 3) of a second wire 34 made of a wire is connected to the large pulley 32A of the fourth pulley 32. The other end 34B of the second wire 34 is connected to the hook 22A of the magnet member 22. Next, the operation of the present embodiment will be described. FIG.
Shows a state where the drill unit 3 of the drill press 1 is lowered to the lowest position, and the magnet member 22 is raised to the highest position. FIG. 2 shows a state where the magnet member 22 is being lifted. FIG. 3 shows that the drill unit 3 of the drill press 1 is raised to the highest position,
Indicates a state where it has been lowered to the lowest position.

If FIG. 1 is an initial state, FIG. 1 → rise of the drill unit 3 → FIG. 3 → fall of the drill unit 3 → FIG.
By repeating the above cycle, the chips K discharged from the drilling machine 1 are collected by the bogie 30 and the cutting oil and the cutting agent S are separated from the chips K. The details will be described below. In FIG. 1, the drill unit 3 has been lowered to the lowest position. The turning of the drill 3A of the drilling machine 1 causes the work (not shown) to be drill-cut, thereby generating chips K from the work. The cutting oil K and the cutting agent S adhere to the chips K.

The chips K are supplied to the upper openings 10 and 1 of the support base 6.
It is discharged from the drilling machine 1 in the order of 0, 10, 10 → space 9 → side opening 11 and guided to the shooter 12. The chips K to which the cutting oil and the cutting agent S adhere to the chute 12 are received by the chip receiving portion 24 via the side opening 25 of the inclined table 18.

When the drill unit 3, which is a movable member of the drilling machine 1, rises from the state where the drill unit 3 is lowered to the lowest position of the drill unit 3 in FIG. The magnet member 22 interlocks via the second wire rod 34, and the magnet member 22 descends obliquely. The drill unit 3 is raised to the highest position, the state of which is shown in FIG.

In FIG. 3, the magnet member 22 is lowered to the lowest position and returns to the chip receiving portion 24.
The chips K are adsorbed to the magnet member 22. When the drill unit 3 is lowered from the state where the drill unit 3 is raised to the highest position of FIG.
In conjunction with the operation of the first wire rod 3
3. Ascending via the second wire 34 obliquely. The cutting oil and the cutting agent S remain in the chip receiving portion 24 and are separated from the chip K. The cutting oil and the cutting agent S are collected from the chip receiving portion 24 into an appropriate container (not shown).

FIG. 2 shows a state in which the magnet member 22 rises obliquely. As shown in FIG. 2, when the magnet member 22 that has absorbed the swarf K passes through the scraper 28,
The chips K are caught by the scraper 28 and separated from the magnet member 22. The chips fall into the chip dropping opening 27 and are collected by the carriage 30. Further, when the drill unit 3 descends, the magnet member 22 further rises obliquely and returns to the state of FIG.

According to the above configuration, the following effects can be obtained. First, by using the ascending and descending operations of the drill unit 3, which is a movable member of the drilling machine 1, as reciprocating motion, the magnet member 2 can be used without using new power.
The chip K discharged from the drilling machine 1 through the
8 can be automatically conveyed to the chip removal opening 27 provided on the chip 8 and collected.

Second, cutting oil and cutting agent S are automatically removed from the chips K by adsorbing the chips K onto the magnet member 22 and automatically raising the magnet member 22 obliquely on the inclined table 18. Can be separated and recovered. Thirdly, the chip receiving portion 24 of the inclined table 18 can be used as a collection container for the cutting oil and the cutting agent S.

Fourth, the back side of the inclined table 18 can be used as a space for collecting the chips K. Fifth
In addition, since the magnet member 22 is formed of a rectangular thin plate, a sufficient area for collecting the chips K is ensured, and the amount of chips to be conveyed can be increased. Sixth, since the scraper 28 is provided on the inclined table 18 at the upper edge 27A of the chip dropping opening 27, separation and collection of the chips K can be performed simultaneously.

In this embodiment, a drilling machine has been described as an example of a machine tool. However, the present invention is not limited to a drilling machine, but can be applied to a lathe, a milling machine, and the like. Further, in the present embodiment, as an example of the reciprocating motion of the movable member of the machine tool, the operation in which the drill unit 3 of the drill press 1 moves up and down has been described as an example, but the movable member reciprocates in the horizontal direction. It can also be applied to machine tools with a mechanism that performs

Further, in the present embodiment, a wire has been described as an example of a wire, but the present invention is not limited to this. For example, a cable, a rope, or a push-pull wire may be used. In the present embodiment, the inclined table 18 has the chip removing opening 2.
7, a scraper 28 is provided along the upper edge 27A. However, the scraper 28 may be provided above the upper edge 27A (the fourth pulley 32 side) of the chip removing opening 27. It can also be provided across the chip removal opening 27.

Further, in the present embodiment,
The chip receiving portion 24 forms a tub that can store the cutting oil and the cutting agent S. As shown in FIG. 4, by using a net 35 instead of the end plate 21, the chip receiving portion 24 is provided. The cutting oil S is stored in the cutting portion K while the cutting oil S is contained in the cutting portion S.
Can be separated into the container 36.

[0035]

According to the present invention, by utilizing the reciprocating motion of the movable member of the machine tool, the chips discharged from the machine tool via the magnet member can be transferred to the inclined table without using new power. Can be automatically and easily transported to a predetermined site and collected.

Further, the cutting oil can be automatically separated and collected from the cutting chips by adsorbing the cutting chips and automatically raising the magnet member obliquely on the inclined table.

[Brief description of the drawings]

FIG. 1 is a perspective view of a chip collecting device according to the present embodiment in a state where a drill unit is lowered to a lowest position.

FIG. 2 is an explanatory view showing a state in which a magnet member is being lifted.

FIG. 3 is a perspective view of the chip collecting device in a state where the drill unit is raised to a highest position according to the present embodiment.

FIG. 4 is an explanatory view showing a modified example of a chip receiving unit.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Drilling machine 2 Column (fixed member) 3 Drill unit (movable member) 13 1st pulley 14 2nd pulley 18 Inclined table 22 Magnet member 24 Chip receiving part 27 Chip removing opening 28 Scraper 31 Third pulley 32 fourth pulley 33 first wire 34 second wire K cuttings S cutting oil, cutting agent

Claims (1)

[Claims] 1. A machine tool having a fixed member and a reciprocating movable member provided on the fixed member, and a chip receiver arranged adjacent to the machine tool for receiving chips discharged from the machine tool. A ramp provided at a lower end thereof, a magnet member reciprocally supported by the ramp, a pulley mounted on the fixed member, a pulley mounted on the ramp, and one end of the movable member. And a wire having the other end connected to the magnet member via a pulley of the machine tool and a pulley of the inclined table, wherein the inclined table is provided with an opening for removing chips. A chip collecting device, characterized in that a chip removing opening or a scraper is provided above the chip removing opening on the inclined table.