KR100845608B1 - An abrader exclusively used for rod - Google Patents

Abstract

An abrader exclusively used for a micro-sized rod is provided to continuously process the micro-sized rod by setting a process condition after setting a drill in setting equipment. An abrader exclusively used for a micro-sized rod comprises a setting device for chucking a drill in a collet chuck provided in front of a first motor, a main convey device(30) supported on a transverse bed(33), a sub-convey device(40) supported on a longitudinal bed(48), a spindle(45) connected to a second motor(44) installed at one side of a longitudinal conveyer(43), a jig conveyer(50), and a vertical conveyer. A vertical convey table having a diamond jig(59) is installed at one side of the vertical conveyer.

Description

An abrader exclusively used for rod}

1 is a front view of a grinding machine showing a preferred embodiment of the present invention

2 is a plan view of the grinding machine of the present invention;

3 is a rear view of the grinding machine of the present invention.

4 is a front view of a state of chucking the drill of the present invention;

5 is a front view of the jig transfer apparatus of the present invention;

Figure 6 is a rear view of the transfer table simultaneous conveying apparatus of the present invention

7 is a plan view of the entire transfer device of the present invention;

8 is an enlarged view of a machining state in a state in which a drill of the present invention is set with a diamond jig;

[Description of Symbols for Main Parts of Drawing]

10: grinding machine 11: table

12: drill 13: drill blade

20: setting device 21: motor

22: collet chuck 30: the entire feed device

31, 41, 51, 54: servo motor 32: left and right screw shaft

33: left and right beds 34: left and right transfer table

40: Simultaneous transfer device of feeder 42: Front and rear screw shaft

43: front and rear conveyance table 45: spindle

45a: guide table 45b: rotating shaft
46: before and after transfer base 48: before and after bed
50: jig feeder 52: left and right feed screw shaft
53: left and right feed bracket 55: front and rear feed screw shaft
56: left and right transfer bed 57: front and rear transfer bed
58: front and rear transfer carrier 59: diamond jig
60: vertical transfer device 61: vertical support
62: up and down transfer table 63: up and down bed

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The present invention relates to a grinding machine for fine carbide rods, and more particularly, to improve the productivity and roughness by allowing the grinding of the drill edge (rod) for the micro-carbide micro drill with a diamond jig at a time. It relates to a fine carbide rod grinding machine that can be processed well.

Micro drill processing with a diameter of 0.1m / m or less is one of the most basic processing methods among machining technologies, and it is gradually increasing in speed in terms of productivity improvement, and copes with high functionalization, diversification, and miniaturization of electronic products. To this end, there is an increasing demand for miniaturization and deep hole drilling.

In particular, the recent development of high-tech medical equipment and new materials for small devices has resulted in micro-level drill processing. Therefore, the development of new micro-level drills for these device processing and the evaluation of machinability of new materials are urgently needed. to be.

Such a micro-class drill is drilled while reciprocating while rotating to form a bead after installing a round bar in a precision cutting machine like a drill having a relatively large diameter and cutting it to a certain thickness.

When manufactured in this way, since the process of reciprocating for a plurality of times in order to complete a drill when forming a bead is time-consuming, the productivity is reduced.

In addition, the production technology is not known, the production is almost impossible and the manufacturing technology is known to be impossible to manufacture because of the high, there is a defect that must be purchased at a high price because the required product can not be produced.

In addition, micro drills are known to be produced in several countries around the world, and they cannot produce drills of less than 100 μm, and how many micro drills can be manufactured. The situation is being measured.

In addition, the rod of the conventional micro drill is finally processed using a dedicated grinding machine. Of these, the grinding machine produced in Germany is chucked after the drill is supported by diamond on the opposite side, and then cylindrical grinding. This was high and there were various difficulties.

In addition, the Japanese style requires rough machining after roughing, so that the productivity is worsened by increasing the productivity by one-time process, and when the productivity is reduced, the roughness comes out but the productivity is lowered. There was this.

The present invention has been made in order to solve such a conventional drawback, and an object of the present invention is to set a machining state after setting a drill in a setting device so that the rod can be continuously processed.

The present invention aims to enable continuous processing after setting once and performing continuous processing, and correcting when it is out of the set processing range.

The present invention aims to improve productivity and maintain roughness by feeding the chucked drill blades while feeding and finishing the spindle while supporting the drill blades by the diamond jig.

According to the accompanying drawings, preferred embodiments of the present invention made for this purpose will be described in detail.

Grinding machine 10 that can be moved to the desired place by installing the wheel on the lower side is installed the entire feed device 30 to the upper side of the table 11, the left and right transfer table 34, the front and rear transfer table 43 and the front and rear transfer pedestal ( 46) can be transported to the front, back, left, right.

One side of the left and right conveyer 34 is provided with a simultaneous transport device 40, the front and rear conveyer 43 and the front and rear conveying support 46 is a front and rear screw shaft (centering around the setting device 20) 42) it is possible to repeat the movement closer to and farther away.

On the upper side of the front and rear transfer support 46 is installed a jig transfer device 50 provided with the left and right transfer support 53 and the front and rear transfer carrier 58 to transfer to the front, rear left and right.

The setting device 20 is installed on an upper portion of the table 11, can be rotated at a high speed through the motor 21, the collet chuck 22 is installed in front of the drill 12 for finishing work Is to be chucked.

The entire conveying device 30 is moved from side to side by the left and right screw shafts 32 connected to the servo motor 31 by the left and right conveying stands 34 installed on the left and right beds 33 on the upper side of the table 11. Guided.

In the feeder simultaneous feeder 40 installed on the left and right feeder 34, the front and rear screw shafts 42 frost in the longitudinal direction are formed with one right screw and the other left screw formed on the center of the servo motor. The drive is made through (41), and is supported by the front and rear bed 48, and at the same time, the front and rear conveying stand 43 and the front and rear conveying stand 46 which are closer or closer toward the center are installed.

The motor 44 is fixed to the upper side of the front-back conveyer 43, and this motor 44 makes it possible to rotate the rotating shaft 45b through the belt 45c and the pulley, and this rotating shaft 45b Is supported by the guide stand 45a and installs the spindle 45 as a part so that the spindle 45, the guide stand 45a, and the rotary shaft 45b are all replaced at once, or the drill blade 13 is finished. Allow processing.

The jig transfer device 50 is installed on the upper side of the front and rear transfer support 46, and the jig transfer device 50 is mounted on the left and right beds 56 located on the upper side of the front and rear transfer support 46. The left and right feed screw shafts 52 and the left and right motors 51 which move 53 left and right were installed.

On the upper side of the left and right transfer pedestal 53, the front and rear transfer carriage 58 is supported by the front and rear transfer bed 57 and driven by the front and rear transfer screw shaft 55 and the front and rear motor 54.

One portion of the front and rear transfer carriage 58 is provided with a vertical transfer device 60 so as to transfer the diamond jig 59 up and down.

The vertical conveying device 60 is installed up and down conveying table 62 is fixed to the upper and lower pedestal 51 to the front and rear conveying carriage 58 and connected to the upper and lower beds 63 on one side, the upper and lower conveying table 62 The diamond jig 59 is installed at one portion of the c) so as to reciprocate upward and downward through the upper feed screw 64.

The diamond jig 59 is located on the same line as the spindle 45, and supports the drill blade 13, and supports the drill edge 13 to allow the spindle 45 and finishing to be normally performed.

The present invention having such a configuration is set by protruding the drill blade 13 to the front after chucking the drill 12 to the collet chuck 22 of the setting device 20.

After setting the drill 12, the servo motor 31 of the entire feeder 30 is driven so that the left and right screws 32 drive the left and right feed tables 34 to the left and right beds 33 from the top of the table 11. It is supported so that the left and right carriages 34 are positioned on the same line as the spindle 45 and the drill blade 13.

When the spindle 45 and the drill blade 13 are located on the same line, it is checked whether the diamond jig 59 of the jig feeder 50 is located on the same line as the drill blade 13, and when the discs do not coincide, The servo shaft 41 of the feeder 40 is driven to rotate the front and rear screw shafts 42.

When the front and rear screw shaft 42 rotates, the front and rear conveyance stand 43 and the front and rear conveyance stand 46 move simultaneously at the upper side of the front and rear bed 48, and close to each other, and then the drill blade 13 is finished to the spindle 45. If the diamond jig 59 does not come in a position to fix and support the drill blade 13 at the same time, the entire conveying device 30 is driven to adjust the position. By selectively driving the servo motors (51, 54) of the) to drive the left and right transfer pedestal 53 or front and rear conveyance carriage 58 so that the setting is made accurately.

And the height is rotated up and down conveying screw 64 of the up and down conveying device 60, the upper and lower conveyance table 62 in the upper and lower beds 63 to transfer the diamond jig 59 to the desired height while conveying the upper or lower side to the correct height To make the setting.

The vertical feed screw 64 may use a handle, but may be finely adjusted using a micro.

In order to ensure that the drill blade 13 is accurately set, it is possible to work while looking at the microscope, and to set the precise finishing.

In this way, when the setting is completed so that the finishing of the drill blade 13 can be made, the grinding machine 10 is set to be driven automatically.

When the drill 12 is set to the collet chuck 22 of the setting device 20, the servo motor 41 of the feed table simultaneous feeder 40 is driven to drive the front and rear screw shafts 42, and the front and rear screw shafts. As the 42 moves, the front and rear conveyance stand 43 and the front and rear conveyance stand 46 coupled to the front and rear beds 48 are brought closer together, and as shown in FIG. 8, the drill blade 13 contacts the spindle 45. When the finishing is made so that the diamond jig 59 is fixed to support a portion of the drill blade 13 so that accurate finishing can be made.

After finishing the contact by the drill blade 13 and the spindle 45, the collet chuck 22 replaces the drill 12 with a new machining, and in this way, about 50 times are continuously performed. After installing a measuring device (not shown) on either the left or right conveying table 34 or the front and rear conveying table 43 or the front and rear conveying table 46 of the entire conveying apparatus 30 (not shown), the drill blade 13 After measuring whether finishing is normally performed, if work is being performed within the normal range, continuous work is performed. If the measured value is out of the normal range, the jig feeder 50 or the feeder simultaneous feeder 40 is performed. After setting the amount of processing through compensation to enable normal operation, it is possible to proceed with the continuous operation.

The rotating shaft 45b in which the spindle 45 is installed is integrally formed with the guide stand 45a to transmit the power of the motor 44 through the belt 45c, and when the spindle 45 is replaced with a new one, Both the rotating shaft 45b and the guide table 45a to which the spindle 45 is connected are separated from the front and rear conveying table 43, and then replaced with a new one.

The present invention is to set the drill in the setting device to drive the entire feeder, feeder simultaneous feeder and jig feeder to set the normal processing state once to enable the rod to be processed continuously.

The present invention is to set the one time and then repeat the continuous processing, after processing the measurement state using a measuring device after the processing is to enable the continuous processing through the correction if out of the set processing range.

According to the present invention, the spindle is transferred and finished while chucking the drill blade, and the diamond jig is transferred from the opposite side to support the drill blade so that the drilling blade can be accurately finished in the set state.

The present invention improves productivity because the production proceeds through a series of repetitive operations after setting once, so that the drill blade is processed by fixing the diamond jig to maintain roughness normally.

Claims (5)

A setting device 20 for chucking the drill 12 to the collet chuck 22 provided in front of the motor 21 at one portion of the table 11; An entire conveying apparatus 30 supported by the left and right beds 33 to the upper side of the table 11 and the left and right conveying table 34 conveyed from side to side through the left and right screw shafts 32; A transport table simultaneous transport device 40 supported by the front and rear beds 48 on the left and right transport tables 34 and simultaneously moving the front and rear transport trays 43 and the front and rear transport trays 46 through the front and rear screw shafts 42; A spindle 45 connected to the motor 44 installed at one portion of the front and rear conveyance table 43 to rotate at high speed; A jig transfer device 50 provided with a left and right transfer support 53 and a forward transfer carriage 58 above the front and rear transfer pedestal 46; Characterized in that the upper and lower pedestal 61, the upper and lower pedestal 61, the upper and lower pedestal 61 having a diamond jig 59 is installed on one side of the upper and lower pedestal 61, the upper and lower pedestal 61 is set up to the upper side of the front and rear feed pedestal 58. Grinding machine for fine carbide rods. The front and rear conveyance table (43) connected to the front and rear screw shaft (42) driven by the servo motor (41) are moved closer or farther at the same time. A fine carbide rod grinding machine, characterized in that the diamond jig (59) is fixedly supported to allow continuous finishing when the drill blade (13) is finished to the spindle (45). According to claim 1, Jig transfer device 50 is supported on the left and right transfer bed 56 installed on the upper side of the front and rear transfer pedestal 46, the left and right transfer pedestal for feeding left and right through the left and right transfer screw shaft (52) 53; Supported by the front and rear transfer bed 57 installed on the upper side of the left and right transfer pedestal 53, the front and rear transfer carriage 58 is transferred back and forth through the front and rear transfer screw shaft 55, and the diamond jig 59 is installed in one portion. Grinding wheel dedicated grinding machine, characterized in that consisting of). The fine carbide rod grinding machine as set forth in claim 1, characterized in that the diamond jig (59) of the up-and-down conveying device (60) supports the drill blade (13) in a "┏" shape. The vertical feeder according to claim 1, wherein the vertical feeder 50 is installed on the upper and lower beds 63 on one side of the upper and lower pedestals 61 to adjust the height of the diamond jig 59 through the upper and lower screws 64. Grinding machine for fine carbide rods, characterized in that consisting of (62).

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