JPH0475809A - Method and device for automatically chamfering splice plate - Google Patents

Abstract

PURPOSE:To uniformly remove back burrs without needing a skill and to perform accurate finishing by inverting and processing information, such as the positions of drill holes and the number of holes produced for drilling, based on an X-axis or an Y-axis and re-utilizing it as data on cutting removal of drill back burrs. CONSTITUTION:The given number of splice plates 2 on which back burrs are formed due to a drilling work are securely placed on a truck 1. An empty truck 3 is prepared in a given position on the carry-out side, data on cutting removal of back burrs is read as necessary information of data on a member for drilling from an under surface and therefor, the data is converted into data, on which inversion processing is applied, for re-utilization based on an X-axis and an Y-axis. When converted back burr cutting removal data is used and a start button for a processing machine 4 is pressed, back burr cutting removal is started, and a conical back burr cutter is pressed against a drill hole to remove back burrs of one hole at a time. An electromagnetic hoist 15 having a base bed 14 engaged with rails 7 on both sides for movement waits at the right during a work to remove back burrs by means of an NC processing device 4, and when machining of a topmost stage plate 2 is completed, the hoist is moved to the left, through operation of an electromagnet 18, the plate is attracted, and is lowered on the truck 3.

Description

DETAILED DESCRIPTION OF THE INVENTION Industrial Application Definition The present invention is capable of removing back burrs that occur when drilling holes in splice ribs 1 to -1 used for bridges or construction. The present invention relates to an automatic splice plate weighting method and apparatus for automatically chamfering the surface edge of the splice plate's outer shape and shape.

2. Description of the Related Art Conventionally, for example, holes in splice plates for bridges are processed at high speed, with high precision, and in large quantities using an NC carbide drilling machine. As a result, burrs appear on the back of the holes when the holes are heated, but the operator must remove them one by one using an electric drill or the like.
There are 2. Also, regarding the chamfering of its external shape and shape,
Although most of them are not available, the current situation is that they are still increasing due to the cost of having multiple dogs.

Invention or solution l-λ, a surprising problem As explained in the prior art section above, the back burrs that appear during the drilling process are eliminated by the operator removing each hole one by one with an electric drill, etc. However, the processing work is hard work, and requires a certain amount of skill to uniformly remove the back burrs at the edges of the processed holes and to finish correctly. In addition, as for the chamfering of the external shape and shape, the cutting length is very long because it covers all the edges on the surface side.Furthermore, since the number of splice plates used for bridges is extremely large, it is a big job and requires a huge amount of work. Chamfering costs are high.

Means for Solving the Problems The NC carbide drilling computer system reads information such as the splice plate drilling position and number of holes in the member data created for drilling, and reverses it with respect to the X or Y axis (
(mirror image) process and reuse it as cutting/removal data for the burr on the back of the splice plate, using an NC carbide drilling machine, etc.
A method for automatically chamfering burrs on the back side of a splice plate, characterized in that burrs on the back side of a hole on a splice plate are automatically cut and removed using a processing machine.

Further, it is also possible to automatically chamfer the burr on the back of the splice plate by adding information on the external dimensions and shape of the splice plate to the cutting/removal data for the back of the splice plate where the back of the hole is <1.

Also, the base is engaged with a rail for horizontal movement provided on the frame, the support is engaged with a rail for vertical movement provided on the base, and the rail for forward and backward movement provided on the support is engaged. Engage the machining uni-soto, and use the back cut removal data described in Section 1 to move the engaged machining unit left and right under NC control.
The perforated back of the splice plate, which is configured to be movable up and down and back and forth, and is fixedly placed on the stand for the force, vine, cutter, tool, grinding wheel, etc. The machine is equipped with an NC processing machine that cuts and removes burrs, and an automatic chamfering device for perforating the back of the splice plate.

In addition, this device for chamfering the back holes of splice plates is equipped with an automatically controlled electromagnetic lifting machine installed on the left-right moving rail of the NC processing machine, and processes splice plates that have been deburred from the back side of the holes. It is also possible to sequentially move from a cart serving as a placing stand to another placing stand such as a cart.

In addition, the NC processing machine, which is movable left and right, back and forth, and up and down, is configured to face upward, and the cutting tools such as cutters, blades, tools, and whetstone paper attached to the tip of the main shaft are operated, and an electromagnetic lifting machine is used to operate the NC processing machine. While lifting the splice plate that has been drilled with an NC processing machine such as a hard hole drilling machine and moving it to a stand such as a trolley, the electromagnetic lifting machine is temporarily stopped, and the upward NC processing machine that is operating is used to remove the burr on the back of the drilling described in paragraph 1. The burrs on the back of the drilling may be automatically removed by cutting from the bottom using NC control using the burr data, or on the contrary, a cutting tool such as a cutter, cutter, tool, whetstone paper, etc. may be attached to the tip of the spindle. An NC processing machine that operates upward is installed in a fixed position, and an electromagnetic lifting machine is installed in a predetermined movement operation and can be moved left and right, front and back, and up and down. Splice plates are drilled using an NC processing machine such as an NC carbide drilling machine. While the machine is being lifted and moved to the cart, etc., the NC processing machine is temporarily stopped to respond, and this electromagnetic lifting machine is operated under NC control using the data for cutting and removing the burr on the back of the hole described in Section 1. The burr may be automatically removed by cutting from the bottom side.

In addition, using information such as the drilling position, number of holes, external dimensions, and shape of the splice plate in the member data created for drilling with the NC carbide drilling computer system, the drilling back burr of the splice plate is The method of chamfering the edges of the outer shape or shape of the splice plate is characterized by not only cutting and removing, but also creating chamfering data for the edges of the outer shape or shape of the splice plate, and performing chamfering based on this data.

In addition, using information such as the drilling position, number of holes, external dimensions, and shape of the splice plate in the member data created for drilling with the NC carbide drilling computer system, the outer shape and shape of the splice plate are determined. Create chamfering data for the part, and use this data to create an NC carbide drilling machine, etc.
A device for chamfering the F part of the outer shape and shape of a splice plate, which is chamfered by a C processing machine, may also be used.

Action splice 1 note perforation back burr removal differential is
Since the inversion (mirror image) processing is performed on the ring or Y axis, flipping 1. It supports splice sprays 1 and 2, which greatly reduces the time required to create conventional NC programs.

In addition, if you enter the external dimensions of splice spray 1- and the shape differential into the cutting/removal data for the back of the perforation and making it possible to compare them, you can It is possible to check whether they match, or whether the addition IX member has six rows or conformity 17, thereby reducing machining errors.

The T-perforation back burr on the splice plate can be automatically processed using an NC carbide drilling machine, but for example, it is possible to use a trolley as a stand and stack multiple sheets on the side without processing them one after another. If you change it, you can automate it.

That is, input the cut and removed soil data into the NC processing machine,
After removing the burrs from the back of the name tag, it is possible to automatically process a large number of name tags by installing them side by side and moving them to another trolley etc. using an electromagnetic lifting machine.

It is also possible to move the splice with the drilled hole in place and remove the back burr from below during the movement.

The splice screw 1 note chamfer is the NC carbide drilled part made for drilling with the convenience system.
Create chamfering data using information such as the perforation position, number of holes, external shape, and shape of the splice plate. Therefore, the NC for drilling
The ``7'' program can be used as is, and the time required to create the NC ``7'' program for chamfering can be significantly shortened.

EXAMPLE Below, the drawings 1 to 2, which are the first embodiment of this invention, will be described.
To explain with reference to the drawings, first, a required number of splice screws 1 and 1.2, each having a back burr formed by drilling, are stacked and placed on a trolley 1, and fixed at a predetermined position. .

Next, the empty cart 3 is prepared at a predetermined position on the adjacent delivery side.

An N processing machine 4 is disposed on the cart 1. The base 5 of the processing R4 is arranged on one side with respect to the cart 1.
1) It is engaged with the rail 7 for left and right movement of 1 scale, and is provided so as to be movable left and right.
A nozzle 8 for downward movement is provided, and a support 9 is provided which is engaged with this from the back and can be moved up and down, and a rail IO for forward and backward movement is provided on one side of the support 9. A saddle 11 is provided which is engaged with and is movable back and forth, and this saddle 11 is supported by a support lever and a 7-piece h13, and its upper shaft 12 is provided with a back 12a4 .

The NC processing machine 4 operates to perform burr cutting and removal based on data. N C1 for drilling splice plate 2? The hard hole drilling machine is operated by a basic computer system J, and its operating system uses part data processing to create and change the part data to be machined, and also uses NC data processing to set the NC differential. Created by J-
Perform the necessary settings for the rose 7 and 1, the hair strip 1 settings, and the pallet arrangement of member data.

The back deburring deletion data reuses the member data (shape, hole position, number of holes, hole diameter) created for drilling by the member data processing. In this case, necessary information from the drilling member data, such as the shape of the splice plate, the hole position, the number of holes, and the quantity, is read. (2) Since the data for the drilling member is from the -L side, when using it with the back burr removal data in 1.2, the data for the drilling member is from the bottom surface. It is converted into data that has been inverted (mirror imaged) with respect to the X-axis or Y-axis and used.

In this way, using the converted back deburring deletion data, N
When the start button of the C processing machine 4 is pressed, back burr cutting and removal starts 5, and the conical Y burr cutter 12a is pressed against the holes to remove back burrs one by one. 17 Splice plate 2 fixed to the top surface of the trolley 1
When all the back deburring and pressurization for the drilling is completed, the NC processing machine 11 moves to the left end.

In the first embodiment shown in the drawings, the rail 7 for left and right movement in the previous test
An electromagnetic lifting machine 15 with which the base 14 engages is arranged,
It is installed next to the NC processing machine 4.

The lifting machine 15 is provided such that the base of the lifting arm 17 is engaged with a vertically moving rail 16 provided on the front surface of the base 14, so that the lifting arm 17 can be freely moved up and down.
A lifting frame 19 equipped with electromagnets 18, 18 is provided at the tip of the holder.

This electromagnetic lifting machine 15 is connected to the NC processing machine 4.
During the back deburring process, it is waiting on the right side, and when the processing of the top plate 2 is completed as described above, it moves to the left side, responds to the trolley 1, then lowers the lifting arm 17, and lifts the lifting frame. 19 in contact with plate 2, electromagnet 1
8.18 is applied to attract the plate 2, the plate 2 is lifted by lifting the lifting arm 17, the lifting machine 15 is moved to the truck 3 on the right side, and the lifting arm 17 is lowered to lower the plate 2 onto the truck 3.

The above operation is repeated for 20 splice plates.
This is to cut and remove the back burrs of the splice plate 2 fixedly placed on the left hand truck 1.

Next, the second embodiment will be explained with reference to FIG. 3. In this embodiment, two splice plates, which have been perforated by an NC carbide drilling machine, are electromagnetically attracted from the surface side of the splice plate in the perforated state. During the movement to the mounting table, the movement is temporarily stopped, and a cutter or sharpener is applied from below to cut away the burr on the back of the hole.

In the illustration, the splice plaid 2a is placed on a pallet 22 and moved after completion of drilling, for example, and is lifted up one by one by an electromagnetic lifting machine 15a, for example, from the left side to the right side as shown in the figure. move,
On the way, when it stops at a predetermined position, the downward upward NC processing machine 4a moves to the cutter 1 attached to its main shaft 12a.
2b into the hole 2b from below and cut off the back burr.

The main shaft 12a of the upward NC processing machine 4a and the cutter 12b are connected by a flexible shaft 12c, so that even if there is a deviation from the center of the drilling hole 2a, cutting will not be hindered.

This upward NC processing machine 4a is capable of operating the cutter 12b left and right, front and back, and up and down, and this operation is performed using the back burr cutting and removal data explained in the previous embodiment. . Thus, the upward NC processing machine 4a
The splice plate 2a, which is lifted up by electromagnetic action, moves sequentially and the back burrs of each perforation are automatically cut and removed. When all the processing is completed, the splice plate 2 is lowered onto the trolley 3a, returned to its original position, and then the next splice plate 2 is placed.
The process then moves on to lifting a and cutting and removing back burrs.

Next, in a third embodiment, the operations of the upward NC processing machine 4a and the electromagnetic lifting machine 15a are reversed in the second embodiment. That is, the upward NC processing machine 4
A is provided at a fixed position, and an electromagnetic lifting machine 15a is used to lift and move the sprite plate 2a from side to side, as well as to perform back and forth and up and down operations using the back burr cutting and removal data.

In each of the above embodiments (including the second and third embodiments), the back burr is cut and removed, but the same applies to the chamfering 21 of the outer shape and shape of the splice plate 2.2a. Using the drilling data, chamfering data can be easily created, and this data can be used to cut and form the chamfer at the time of back burring.

Effects of the Invention Since the present invention utilizes member data created for drilling in the computer system of the NC carbide drilling machine, it is possible to significantly shorten the conventional NC program creation time. In addition, by displaying the external dimension method and shape, which are shape data, among component data,
Check the match between the processed part and processing data and the direction of the part,
In addition, NC automatically removes burrs from the back of the splice plate.
The splice plate can be cut and removed using a carbide drilling machine, or by providing a special processing machine for back deburring, the splice plate can be stacked upside down on a trolley, making it easy to transport to the processing location and removing it on the trolley. Automatically deburr the back side or just turn it over! The back deburring process was carried out from below without any problems.
・Remove 1. It is a labor-saving machine that eliminates the number and trouble that was previously used, and is also effective in improving the quality of the back deburring process.

In addition, by using the drilling device, it is possible to automate the chamfering work of the edges, which conventionally required a huge amount of cost, and this is also a countermeasure against the labor shortage in the near future.

[Brief explanation of the drawing]

The drawings show embodiments of the invention. 1-1 FIGS. This figure shows the first embodiment of the device according to the second invention.
The figure is a front view, Fig. 2 is a plan view of the same 12, and Fig. 3 is a second embodiment. Perspective views of the case where the chamfers of the parts are shifted, FIGS. 4a and 4b. is splice spray 1
・There is a perspective view τ showing a specific example of chamfering the edges. 1. Trolley, 2.2a. Splice b l, /-), 31
0 bogie, 4.4 a-N C Kanji [machine, 5...base,
6. 71/-m, 7. L-ru for left and right movement, 8.. 1 knoll for vertical movement, 9.. Support body, lO.. Rail for longitudinal movement, 11. Saddle, 12.. Main shaft, 12a... Back...
Entering cutter, 13... processing unit, 14... base,
15.15a...Electromagnetic lifting machine, 16...Vertical movement rail, 17...Lifting a-15, 18...Electromagnet, 19...Lifting frame, 20...Cutting tool, 21...
Chamfer, 22 bars 1), throat. Patent applicant Miyagawa T Gyo Co., Ltd. Agent Patent attorney Masu [(1 Masa Nagama Inuka Sho

Claims (10)

[Claims] (1) Read information such as the splice plate drilling position and number of holes in the member data created for drilling using the NC carbide drilling computer system, and perform inversion (mirror image) processing with respect to the X or Y axis. This automatic burr on the back of a splice plate is characterized in that the burr on the back of the hole in a splice plate is automatically cut and removed using an NC processing machine such as an NC carbide drilling machine. Chamfering method. (2) The method for automatically chamfering burrs on the back side of a hole in a splice plate according to item 1, wherein information on the external dimensions and shape of the splice plate is added to the cutting/removal data on the burr on the back side of the hole on the splice plate. (3) Engage the base 5 with the rail 7 for horizontal movement provided on the frame 6, engage the support 9 with the rail 8 for vertical movement provided on the base 5, and The processing unit 13 is engaged with the provided longitudinal movement rail 10, and the engaged processing unit 13 is configured to be movable left and right, up and down, and back and forth by NC control using the back deburring removal data described in Section 1. ,
From the NC processing machine 4 which cuts and removes the burr on the back of the perforation of the splice plate 2 fixedly mounted on the first carriage stand using the cutter 12a attached to the main shaft 12 of the processing unit and the cutting tool 20 such as a cutting tool or a grindstone paper. Automatic chamfering device for back burr perforation of splice plate. (4) An automatically controlled electromagnetic lifting machine 15 is installed in parallel on the left-right moving rail 7 of the NC processing machine 4, and the splice plate 2, which has been subjected to the drilling back deburring process, is sequentially moved to another cart 3, etc. 4. The automatic chamfering device for burrs on the backside of a splice plate according to claim 3. (5) NC processing machine 4 that can freely move left and right, front and back, and up and down
A is configured to face upward, a cutter 12a attached to the tip of the main shaft 12, a cutter 20 such as a cutting tool or a grinding paper are operated, and an electromagnetic lifting machine 15 is used to drill a hole with an NC processing machine such as an NC carbide drilling machine. While lifting the splice plate and moving it to the cart etc., the electromagnetic lifting machine 15
is temporarily stopped, and the operating upward NC processing machine 4a is automatically cut and removed from the bottom side of the drilling back burr under NC control using the data for cutting and removing the drilling back burr described in item 1. Automatic chamfering method for back burr perforation. (6) An upward NC processing machine 4a that can freely move left and right, front and back, and up and down is equipped with a processing unit 13, a cutter 12a that is attached to the tip of its main shaft 12 and that operates upward, and a cutting tool 20 such as a cutter or a tool or a whetstone paper. , an electromagnetic lifting machine 15 that lifts the splice plate 2a drilled by an NC processing machine such as an NC carbide drilling machine and moves it to a stand such as a cart, and this electromagnetic lifting machine 15 is connected to the above-mentioned upward NC processing machine 4a.
The upward NC processing machine 4a stops temporarily at a position corresponding to the
is NC using the drilling back burr cutting and removal data described in Section 1.
An automatic chamfering device for back-hole burrs, which is characterized by automatically cutting and removing back-hole burrs from below under control. (7) A cutter 12a, a cutting tool or a cutting tool 20 such as a whetstone paper is attached to the tip of the main shaft 12, an upwardly operating NC processing machine 4a is installed at a fixed position, and an electromagnetic lifting machine 1
In addition to the predetermined movement operation, the splice plate 2a is provided so as to be movable left and right, front and back, and up and down, and the splice plate 2a, which has been drilled with an NC processing machine such as an NC carbide drilling machine, is lifted up, and while being moved to a stand such as a trolley, the NC processing machine 4a, and operate this electromagnetic lifting machine 15a under NC control using the drilling back burr cutting and removal data described in item 1 to automatically cut and remove the drilling back burr from below. A method for automatically chamfering the back burr of a perforation. (8) A cutter 12a, a cutter 12a, a cutting tool 20 such as a cutting tool or a whetstone paper, etc. are attached to the tip of the main shaft 12, and an NC processing machine 4a installed facing upward in a fixed position, and an NC carbide drilling machine etc.
The splice plate 2a drilled by the C processing machine is lifted up and moved to a stand such as a cart, and in addition to this predetermined movement operation, it is provided so as to be movable left and right, front and back, and up and down.
The splice plate 2a that has been drilled with an NC processing machine such as an NC carbide drilling machine is lifted up, and while it is being moved to a stand such as a trolley, the NC processing machine 4a is temporarily stopped and dealt with, and the burr on the back of the drilling described in Section 1 is cut and removed. NC the electromagnetic lifting machine 15a using the data.
An automatic chamfering device for the back burr of a hole, comprising an electromagnetic lifting machine 15a which is operated under control and automatically cuts and removes the back burr of the hole from below. (9) Using information such as the perforation position, number of holes, external dimensions, and shape of the splice plate in the member data created for perforation with the NC carbide perforation computer system, the perforation back side of the splice plate is A method for chamfering the edges of an outer shape or shape, which is characterized by not only cutting and removing the splice plate, but also chamfering the edges of the outer surface of the splice plate. (10) Using information such as the drilling position, number of holes, external dimensions and shape of the splice plate in the member data created for drilling with the NC carbide drilling computer system, the external shape and shape of the splice plate can be determined. A device for chamfering the edges of the outer shape and shape of a splice plate, characterized in that the edges are chamfered using an NC processing machine such as an NC carbide drilling machine.