JPS624593A - Stamping device - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed Description of the Invention] [Industrial Application Field 1] The present invention relates to a marking device, and in particular, to a single-stage cutting device for cutting a long brittle material such as a glass rod without using a cutting process. The present invention relates to a stamping device for forming an indentation in a brittle material prior to cutting.

L: Conventionally, this type of marking device was manufactured by Japanese Patent Publication No. 54-
There is a technique described in Japanese Patent No. 43386. As shown in FIG. 8, this technology includes a lateral pressure transmitting cylinder 2 surrounding the workpiece l and a pressure chamber 3 that pressurizes the outer peripheral surface of the side pressure transmitting cylinder 2 to generate tensile stress inside the workpiece l. On the front part of the lateral pressure cutting device 4 (on the left side in the figure), there is a marking made with a small force, drill, punch, etc. to mark the cutting position on the outer peripheral surface of the workpiece l. 5. In FIG. 1, 6 is a feed rod, 7 is a feed screw, and 8 is a pulse motor for driving the feed screw 7.

According to the marking device 5 having the configuration L, it is possible to mark a line 9 at a predetermined position on the workpiece l fed by a predetermined amount via the feed rod 6, and this line 9 can be cut via the lateral pressure cutting device 4. In this section, the workpiece 1 can be cut without using a cutting machine.

[Problem to be solved by the invention 1 1 FlJm Yutr-Lvt Dandaku ih God; That is, in the conventional marking device 5 mentioned above, when marking (streaking) 9 on a plurality of long rod-shaped workpieces 1, the workpieces 1 are manually inserted into the lateral pressure cutting device 4 one by one. Must be done, made!
Work efficiency was extremely low. Also, the workpiece l
Since the structure is such that the markings are performed by inserting one into the lateral pressure cutting device 4 one by one, there is a problem in that it is extremely difficult to automate the marking work.

The present invention has been made in view of the problems of the prior art described in L, and is capable of automating stamping by making it possible to continuously engrave stamps on a plurality of objects to be stamped (rod-shaped long materials). Is it easy to engrave? The purpose is to provide tW1.

[Means and Effects for Solving the Problems 1] The present invention comprises a pressing rod equipped with a marking indenter at its tip and supported movably in a direction towards and away from an object to be marked, and a pressing rod. a moving mechanism unit configured to be able to support a plurality of objects to be imprinted so that each of the objects to be imprinted is in an open surface state, and a moving mechanism unit that moves and operates a plurality of objects to be imprinted; The marking device is constituted by the marking object supporting section which is configured to be movable.

In the above configuration, by moving the stamping object supporting part in the longitudinal direction of the marking object supported by the supporting part and in the direction orthogonal to the longitudinal direction, the marking object can be continuously applied to the plurality of marking objects. A stamp can be engraved.

[Example 1] Hereinafter, an example of the present invention will be described in detail with reference to the drawings.

fISI Embodiment FIG. 1 is a side view showing a first embodiment of the marking device 10 according to the present invention, and for convenience of explanation, the section is taken at the .

In the drawing, reference numeral 11 denotes a press rod equipped with a stamping force 12 at its tip, which is supported by a support base 13 via a bearing 14 so as to be movable in the axial direction. A drive shaft 16 of a motor 15 fixed to a support stand 13k is attached to the pressing rod 11.
A cam floor (follower) 18 that engages with an eccentric cam 17 fixed to the motor 1 is fixed via a support shaft 19.
The configuration is such that by rotationally driving the lever 5, the pressing rod 11 can be slid in the vertical direction. Reference numeral 20 indicates a weight provided at the upper end of the pressing rod 11 for stably applying a load.

A guide groove 21, such as a keyway, is formed in the axial direction of the pressing rod 11, and this guide groove 21 is engaged with a guide member 22 fixed to the support base 13. That is, the pressing rod 11 is restrained from rotating by the mutual engagement of the guide groove 21 and the guide member 22.

A microswitch 23 is fixed on the upper surface of the guide member 22, and this microswitch 23 is turned ON-OFF via an actuating piece (dog) 24 fixed on the pressing rod 11 side.
The positional relationship between the 0 actuation piece 24 and the microswitch 23, which is set to be operated, is such that the indenter portion 12 makes a mark on the surface of the glass rod (long brittle material) 25, which is the object to be marked. In the state in which the glass rods 25 are installed, they do not engage with each other, and the glass rods 25 are not located below the indenter part 12.
The microswitch 23 and the actuating piece 24 are set to engage with each other and issue a signal when the microswitch 23 is lowered from the normal marking work position.

The indenter section 12 is composed of an indenter 26 made of diamond or the like, and an indenter support 27 on which the indenter 26 is fixedly mounted.
The indenter support base 27 is fixed to the lower end of the pressing rod 11 via a fixing screw 28. The indenter 26 is shaped like a cone or a pyramid, and its tip (lower end in the figure)
The setting is such that an indentation can be engraved on the surface of the glass rod 25.

A support stand 29 is provided below the pressing rod 11, and an X-Y table 30, 31 consisting of two tables is placed on this support stand 29.

A storage stand 33 is provided on the X-Y table 30.31 for placing and supporting a transport box 32 that supports the glass rod 25.
．． 35 and the X-Y table 30.
! It is configured to be movable in the direction perpendicular to the plane of the paper in J.

A positioning regulating part 36 for the transport box 32 is protruded from the placing table 33, and when the transport box 32 comes into contact with this regulating part 36, the transport box 32 is positioned, and as a result, the transport box 3
The glass rod 25, which is the object to be engraved, supported within the glass rod 25 is positioned.

Support surface (surface) of glass rod 25 in transport box 32
As shown in FIGS. 2(a), (b), and (c), there are multiple (two or more) grooves 37, 37. ... are formed in parallel, and the valley groove 37 is formed to have a V-shaped cross section so as to be able to support glass rods 25 of various diameters. Plate members 32 are provided at both ends of the transport box 32 in the direction of the groove 37.
a and 32b are fixed via fixing screws 38, and one end surface in the longitudinal direction of the glass rod 25 supported on each groove 37 is connected to the inner surface of the plate member 32a on the - side as shown in FIG. It is designed to come in contact with the glass rod 25
One end surface on the other side is set to come into contact with the inner end surface of a fixed rod (fixed rod) 40 that is inserted through the plate member 32b and is biased via an elastic force 39 such as a compression coil spring. The glass rod 25 on each groove 37 is pressed against the inner surface of the plate member 32a via each fixing rod 40 and positioned. 4 in Figure 2 (b) and (C)
Reference numeral 1 indicates a screw hole for fixing the plate member 32b, and reference numeral 42 indicates an escape groove.

The indenter 26 in the indenter portion 12 is shown in FIG. 3(a).

As shown in (b), the cutting edge angle α is set to 90'', and its shape and dimensions are such that the dimensions of the contact portion with the support base 27 are set to, for example, a radius of 1 sm and a length of 1 mm.

It goes without saying that the cutting edge angle α can be set to an appropriate angle. The indenter 26 is integrally fixed to the support base 27 by adhesive or caulking, and the indenter part 12 is attached to the locking groove 42 via a fixing screw 28 (see FIG. 1) that can freely engage with the locking groove 42. It is configured to be detachable from the pressing rod 11. Figure 3 (
b) shows a state in which a pressure 43 is engraved on the surface (engraved surface) 25a of the glass rod 25 by the pressure P part 12. 44 indicates a crack.

The configuration of the vertical movement control mechanism of the press rod ti and the movement control mechanism of the X-Y table 30.31 is shown in FIG. Eccentric cam17. Cam follower 1
Sliding device of the pressure rod 11 consisting of 8 etc., 46 is indicated by X
- Drive device for Y-table 30.31, denoted by 47 is C
It is PU. FIG. 4 is a graph showing the relationship between the rotation angle θ of the cam follower 18 and the E''FF movement of the pressure f26.As shown in FIG. .5mm only glass rod 2
5), the descending speed of the indenter 26 is made slower than the other speeds, so as to minimize cracks 44 (see Fig. 3(b)) that are likely to occur when making an indentation. The control configuration is as follows. Also in the configuration of the eccentric cam 17 and the cam follower 18, when the pressure r-26 comes into contact with the surface of the glass rod 25, the weight 20 and the weight of the pressing rod 11 act on the indenter 26, but in this case, the eccentric The eccentric cam 17 is shaped so that the cam 17 and the cam follower 18 are separated from each other.

Each weight such as the weight 20 and the weight of the pressing rod 11 is set according to the material such as the hardness of the glass rod 25.
About 500g for FSOI, 1 for SF8
It is possible to form an indentation with a weight of about 2 kg, and the diameter of the glass rod 25 is 2.
Even if the change is between φ and 200φ (or more than L), it is sufficient to apply the same load (according to experimental results), and the cross-sectional shape of the glass rod 25 is limited to a circular one. It can also be applied to other shapes.

Furthermore, by varying the size of the grooves 37, the surface of the glass rod 25 can be kept constant even if the size of the glass rod 25 changes. Note that the height of the indenter 36 may be changed in correspondence with the groove 37.
Of course, the shape may be angular or circular in cross section.

Next, the operation of the L configuration will be explained. Wl box 32
Valley ditch 371. A glass rod 25, which is an object to be engraved, is supported, and each glass rod 25 is fixedly held via a fixing rod 40.

Next, the glass rod 25 to be engraved is set at a position below the indenter 26 via the X-Y table 30.31.
The glass rod 25 is moved in the X-axis direction via the x-y tables 30, 31 and stopped at a predetermined marking position. Then, drive the motor 15 to rotate the eccentric cam 17,
The cam follower I8 is moved in the L direction by, for example, 211 degrees, and then the cam follower 18 is lowered and the indenter 26 is pressed against the surface of the glass rod 25 by the weight of the weight 20 and the weight of the pressing rod 11, thereby carving an indentation 43 on the surface of the glass rod. do.

After the indentation 43 is carved at a predetermined position on the glass rod 25, the indenter 26 is moved -L via the eccentric cam 17, and the glass rod 25 is moved to the first position via the X-Y table 30.31.
Control the movement to the right in the figure and stop at a predetermined marking position.

Then, by moving the indenter 26 a predetermined distance and then moving it downward, pressure -f 26 is applied to the surface of the glass rod 25 to form an indentation 43. In this way, pressures [43] are successively engraved on the surface of the glass rod 25 at predetermined length intervals.

When the glass rod 25 is not located below the indenter 26, the lower end of the indenter 26 descends from the surface of the glass rod 25,
At this time, the operating piece 24 operates the microswitch 23. By trusting this microswitch 23, the CPU 47
The indenter 26 is raised via the indenter 26, and in this state, the X-Y table 30.degree. Then, when the end of the indenter 26 falls below the surface position of the glass rod again for the first time, the indentation is blank and the operation is stopped.

As described above, it is possible to automatically and continuously carve indentations (marks) one after another on the surface of the plurality of glass rods 25 supported on the transport box 32. . In this embodiment, the movement operation in the X-Y axis direction is automatically performed via the CPU 47, but it is of course possible to perform the movement manually. be.

The glass rods 25 having the indentations 43 formed thereon are transferred to a lateral pressure cutting section (not shown) and cut.

As described above, according to the unimplemented example, a plurality of glass rods 2
Since the engraving can be performed automatically and continuously on the parts 5 and 9, the work efficiency can be improved. In addition, since the pressure was set so that it could be applied at a low speed when engraving the pressure [43], the generation of cracks was prevented as much as possible, and stable, accurate dimensions,
The pressure g43 can be carved in a stable shape.

Second Embodiment FIG. 6 is a side sectional view showing a second embodiment of the present invention.
In this embodiment, a screw punch 51 is configured to be rotatably driven via a pulse motor 5o, and an operating member 52 of a follower 19 corresponding to the eccentric cam 17 of the first embodiment is screwed onto the screw punch 51. It is composed of Reference numeral 53 indicates a guide groove that restricts the rotation of the actuating member 52 and guides it up and down. The rest of the structure is the same as that shown in FIG. 1, so the same members are given the same reference numerals and their explanations will be omitted.

Also in configuration E, the screw punch 5 is connected via the pulse motor 50.
By rotationally driving the first embodiment and moving the first operating member 5z up and down, the pressing rod 11 can be moved seven times through the follower 18, and therefore, the same effect as in the first embodiment can be achieved. It is.

Third Embodiment FIGS. 7(a) to 7(d) are explanatory diagrams showing a third embodiment of the present invention. 9 In this embodiment, a fixing rod 40 for suppressing and holding a glass rod 25 is shown in FIG. As shown in (d), it is shaped in a horizontal J-shape and configured so that the glass rod 25 can be pressed and held by the urging force of the bullet 139 and the end of the short rod portion 40-a of the fixed rod 40. be.

Even in the configuration described in 1-, the same functions and effects as those of the first embodiment can be achieved.

I Effects of the Invention 1 As described above, according to the present invention, it is possible to continuously inscribe marks (impressions) on a plurality of objects to be marked, and this improves work efficiency and automation. This can be promoted.

[Brief explanation of the drawings] Figure 1, Figure 2 (a), (b), (c), Figure 3 (a)
). (b), FIG. 4, and FIG. 5 are explanatory diagrams showing the first embodiment of the present invention, and FIG. 6 is an explanatory diagram showing the second embodiment of the present invention,
FIGS. 7(a), (b), (c), and (d) are explanatory views showing the third embodiment of the present invention, and FIG. 8 is an explanatory view of the prior art. 11...Press rod 15...Motor 18...Following f 25...Glass rod 26...Indenter 30, 31-X-Y table 32...Transportation box 37...Engraving of groove drawing (No change in the content) Figure 1 Figure 8 b Figure 4 Figure 7 (b) tn Figure 7 (C) Procedural amendment (voluntary) August 2, 1985 1, Indication of the case 1985 Patent Application No. 140926 2, Invention name stamping device 3, Relationship with the case of the person making the amendment Patent applicant address: 2-43-2-4 Hatagaya, Shibuya-ku, Tokyo, Agent 8, Attached documents Catalog (1) 1 copy of specification (2) 1 copy of drawings (volunteer to write amendments) August 2, 1985 Display of case 18 1985 Patent Application No. 140926 2, Invention name stamping device 3, Relationship with the case of the person making the amendment Patent applicant Address: 2-43-2-4 Hatagaya, Shibuya-ku, Tokyo, Agent 6, Target of amendment Details attached to the procedural amendment submitted on August 2, 1985 Document 7, Contents of amendment (1) "Cam floor-1" written in the second line of page 5 of the specification is corrected to "cam follower."

Claims (1)

[Claims] A pressing rod equipped with a marking indenter at its tip and supported so as to be movable in the direction toward and away from the object to be imprinted, a moving mechanism section for moving and operating the pressing rod, and a plurality of objects to be imprinted on the pressing rod. Each of the marking surfaces is configured to be supported so that the marking surface is in an open state, and the marking object supporting section is configured to be movable in the longitudinal direction of the marking object and in a direction orthogonal to the longitudinal direction. A stamping device.