JPS59227383A - Shifter - 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 A. At the end of the industrial application field, a workpiece such as a base ribbon is transported to an arbitrary position, and then placed at that position. Transfer device 4 for determining
This is a technology related to

Figure 1 (a) shows the transportation of workpieces such as the opening, conventional technology example Eva, and base ribbon.
(b) (c) (d) (e) VC as shown VC
This is done by inserting the transporting claw fll into a part of the workpiece (21) and moving the claw +11 in the vertical and lateral directions. That is, first, in Fig. 1 fal (b), the claw (1) rises and the workpiece is +21 VC is inserted into the hole formed in +21 GC.When conveying the next V workpiece (2) to the right in the figure, the claw (
1) Drive this to the right to a predetermined position in the raised state. Then, once the workpiece 121 is transported to a predetermined position,
After removing the nail +1 from the workpiece (hole 21 (nail) as shown in Figures (c) and d), drive the nail +13 to the left in the figure to the original pushing position. (e) If the claw +11 is lengthened as shown in vc, and the claw Il+ returns to the above J!i! cut, pinch feeding of the workpiece (21) becomes possible.

By the way, the above luck of nail fil! In gIIVc, the horizontal 1st movement 1J workpiece + 21 is determined to be pushed in and transported, and the upper and lower formation is to determine the insertion and removal position of the workpiece 121, both of which require a highly accurate drive machine 41,
On expensive equipment.

Ha, the purpose of departure is 1 evening, 10 objectives, Thursday @ Ming, 1.・By combining the movement between the feeding methods and the movement perpendicular to the T/C between the feeding methods against the conveying claw on the back of the machine, it is possible to perform the movement, and also to position the workpiece. The purpose is to provide a transport device.

2. Configuration of starting j The feed screw and cl2 cam transfer device according to the present invention includes a rod-shaped feed screw driven by a motor having a length-bore characteristic, a feed screw nut connected to the feed screw VC, and a feed screw nut connected to the feed screw VC. A guide rail arranged 1'c in the same direction as the feed screw; Gate VC is held and cut if J iW :l
A cam follower installed in the J'I FL/-LE I/c system is installed in the upper and lower parts of the upper and lower parts of the vertically movable member (4) and the upper and lower parts, respectively. horizontal VC
Equipped with moving claws.

E. Embodiment The cage transport device according to the present invention is moved from the schematic implantation shown in FIG. 2 to the arm. In the figure, 13) is a rod-shaped feed screw with a motor 141 [, l) timing belt 1
5). (The pull is feed screw + a + VC
* Matching feed screw nut, (71i feed screw nut + 61 VC provided guide (6a)) VC is held by the upper F ligament, and above that, the claw 1i3 is fitted into the HVC. p, and -5< VC is provided with a cam follower (7a). f8I ta Nj
It is a U-shaped guide rail and is arranged in the same direction as the feed screw 13), and is arranged in the same direction as the cam follower ('7a) t-
The 4F view of the guide rail (8) at the mouth of the Song Dynasty is shown in Figure 3. And guide rail (8) nU?
U and D are attached to the cam 7 lower (10a) via the lFe bar +91, and when the cam 7 lower (10a) follows the upper and lower cams +101, the guide rail (8)
It moves up and down. That is, the upper and lower cams +101 are cams 7 and 0.
0a) When the U-shaped bar (9) is driven completely upward, the spring (1) stored at both ends of the bottom of the U-shaped bar (9) is compressed, but the repulsive force of this spring (IIJ) When the upper and lower cams (10) are driven to the predetermined position, a spring (1) is applied to the force idle rail (81).
Due to the repulsive force of Like the guide rail (81μ upper and lower cam (10) l!:
IJ rises or falls due to the repulsive force of the spring (11 bars), but at this time +1.!J of the vertical cam 1101
+I: Drive is performed by an inexpensive action motor or the like.

The upper and lower cutting members (7) that can be seen through the upper and lower jaws 11 are guided by the guide rail 1811c because the cam 7 lower (7a), which is partially provided with a VC, is guided by the guide rail 1811c. 110+ and the force due to the spring (1) vertical movement VCj [4Q] of the idle rail (8)
<. Moreover, the vertically moving member (71μ feed screw nut VCR
? Since the VC of the guide (6a) is held, the cam 7 lower C7a) moves in the horizontal direction of the figure along with the feed screw nut (61) while being held in the guide rail +81.At this time, the feed screw nut (6) moves in the horizontal direction of the figure. Depending on the cut C and the rotation of the feed screw 13), the motor +41 that drives the feed screw (3) has servo characteristics.

For example, it is a pulse motor +41, and the moving distance, position, etc. of the feed screw NAND (61) can be determined accurately based on its rotational power.

The overall structure of an actual example of the present invention having the above-mentioned schematic structure is shown below.
In the figure, it becomes like (l(II) surface Δ. In the figure, IJJ
A claw for pushing into a hole in a workpiece and transporting it,
13) with a feed screw, the timing belt (61) is directly connected to the timing pulley (5) which is wound around it, and is driven to rotate by a motor +411'C while being pivotally supported by the pace.And 161 is the feed screw 13). The feed screw nut (71C) is a vertically moving member, in which a pawl 111 is housed in the upper part, and a cam 7 follower (7a) is provided in the lower part. Guide (6a) VCn upper and lower!l!11 member 1
The convex part (7b) provided with 71ic is a bottom metal,
The vertical moving member (7) is guided vertically by a guide (6a). Further, (8) is a guide rail with a U-shaped cross section that guides the cam follower (7a).

And 1101 [Upper and lower cam that moves the guide rail (8) up and down, (10a) tl The cam 7 lower, cam follower (10a) n Block (12) VC + curved support fixed to the guide rail (8) The cam 7 lower (10) rotates as the upper and lower cams (10) rotate.
a) and the block (! 11 hours ahead of this, and at the same time the guide rail (8) also follows. That is, the spring 11 which is fixed on the block (12) (r side 1111
31 (+: The other end of 31 is recessed by 1", and when the upper and lower cams 110) are moved by the lower cam 7 (10a), the lower VC II is pulled in the F direction by the spring 113H13). When the upper and lower cams (IO) rotate to the point where the elastic force of spring 1+31 (+3) acts, there is no block.

The cam 7 roller 00a) and force idle rail (81 Nisprink ll31 (1→) are pulled upward by the elastic force. In this way, the block (1 rumor and the idle rail (81) are pulled upward by the elastic force of
81, upper and lower cams 110) and cams 7 oroso (loa),
and Sgeling 1+J t+a) vc J: 9,
, downward, lj, r/, +I, 11〇Therefore, the cam 7 lower (10a) and spring +131 in the above embodiment (1:11 1 wind jiilJ s i'L direction is the cam in Fig. 2 7 Oroso (10a) and spring (
1 (This is the opposite direction to the direction in which the 1st wheel is cut, but this is the claw 11) @ When pushing in for conveying the work, the claw (5 1 is forced into the hole VC of the work) by the upper and lower cam machine 14. This is to prevent the work from being broken into and forced into an audience.

Next, in contrast to the upper and lower parts of the claw 11) for conveying the workpiece, and the organization mechanism V between the two
As shown in FIG. 2, a taper Il+' is formed at vcll+y.

The a structure of this taper 11r is the same as that of the above embodiment σ month (F).
VC can be explained as follows. 1vlJ Chimazu @! As shown in Figures (a) and fb), the claw Ill is pushed into the hole +21' of the workpiece 121 until it reaches the guide rail +a+v.
c 'J is inside the feed screw +31 and the feed screw Nand 16
+ If driven from 1/C, the next VC claw 11) will be raised one step and K12f' VC claw Ill will be moved up by 41, but claw III only needs to be pushed loosely in hole (2) IIIC.
At this time, the taper 111 at the tip of the claw (1) facilitates the pressing f1: chestnut. Then, by moving the claw 111=i in the feed direction with the claw +11 hooked in the hole +2r, the workpiece +
21, the nail 11] is transported from the matchmaker position to a predetermined position 1α.

Next, the workpiece (the claw 11 as shown in FIG. By aligning the hole 12+' with the (1111 part), the workpiece (21) can be positioned at the above-mentioned predetermined position.For the positioning work of the workpiece 12, the workpiece 121Fc of the base ribbon is attached semi-exclusively to the base ribbon. It is necessary for the work of turning and 7.Q+, and the processing work of the workpiece (2) itself.And when the workpiece (2) is positioned, ':
As shown in Figure fa), lower the claw 111 to remove it from the 12th hole, return it horizontally by 1/C to the original insertion position, and then insert the claw 111 in that position as shown in Figure 21 (e) VC. All you have to do is wait 4).

In this way, the VC claw Il+ is conveyed to the work 121 at a predetermined position 'ril 'i' by repeating the above-mentioned interlocking operation, but at this point 1q is moved by a motor (
4) An arbitrary VC can be set by measuring the rotation speed.

Furthermore, the movement of the pawl Il+ is not limited to the vertical and lateral movement 1/C, but is caused by the feed screw 13), the motor 14) of <8il, and the vertical cam 110) drive motor (1/C, not shown). ), the timing of vertical and lateral movement of the claw 111 can be visually determined.
C. Can perform all complex M movements.

Effects of the Invention According to the present invention, the problem is that the feed screw is attached to the claw for conveying the workpiece and is driven once by the motor that has a poupo holding property of 1〕', and the upper and lower cam machine values. Since the movement is made in the tL feed direction and in the direction directly to this direction, the workpiece lf can be transported to any position by the claw, and by moving the hand claw up and down in two stages, The taper formed by the claw VC allows the workpiece to be positioned without using any other mechanism. Therefore, from the cheap and simple machine W&V,
The transport and position of the workpiece can be determined.

Moreover, by fully controlling the feed screw drive motor and the upper and lower cam drive motors, the feed and this V
C straight direction)! ! Since the tamping of cutting can be done freely, it is possible to make the nail perform a movement that combines these interlocking movements.

[Brief explanation of the drawings] Fig. 7(a) is a plan view of a workpiece in which 11ti of conventional Try conveying claws are inserted, and Fig. 7(b) is a plan view of a workpiece with 11ti of conventional Try conveying claws.
Figure 1 (0) is a plan view at the conveyance position of the workpiece conveyed by the conventional conveyance claw, and Figure 1 (d)
) is a side sectional view of the same, and FIG.
Figure 12 is a perspective view of the guest rail, and Figure 411 is a front view of its overall configuration. Fig. 5 is a plan view of the same, Figs. I sectional view,
FIG. 2(a) is a plan view of a workpiece into which a conveying claw according to the present invention is inserted, and FIG. 2(b) is a sectional view of t; Flat+M when positioning a workpiece transported to a predetermined position by such claws
In figure i, figure 1(d) 14(-1lilJ sectional view, figure 2(el i insertion position tf; j
0 due to the side cross-section of the claw used for conveyance.・Upper and lower cutting member, (7a)・Fist cam follower,
(81... Guide rail, +101... Vertical cam, (l
oa) ... cam follower.

Claims (1)

[Claims] (1) A rod-shaped feed screw driven by a motor VC with a servo characteristic of 1', and the feed screw FC! A feed screw nut that matches the feed screw nut by 1%, a guide rail arranged in the same direction as the feed screw, a vertical cam mechanism that follows the guide rail up and down, and is held by a 7 guide provided on the feed screw nut, and It is characterized by comprising a vertically movable member partially provided with a cam follower guided by the guide rail, and a pawl that is housed in the upper part of the vertically movable member, and whose body is cut by a feed screw and a cam. transport device.