JPS597699A - Elevator - 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] Technical field This invention relates to a lowering device.

PRIOR TECHNOLOGY - In general, as a means of moving an object from a low place to a high place, or from a high place to a low place by a fixed amount of lff, as shown in Fig. 1 - a rope 2 whose end is attached to an object lK There is a type in which the piston is wound around a fixed pulley 3 and the other end is engaged with the piston rod 5 of the cylinder 4 to operate the cylinder 4. However, with such a combination of the fixed pulley 3 and the cylinder 4, in order to move the object 1 by a predetermined amount H, the piston rod 5 and cylinder 4 are required to have corresponding lengths. On the other hand, inside a factory, the ceiling is limited to a certain height, so in order to raise an object to a high place, the floor must be dug down and a cylinder installed, which is an inconvenience. There is. Further, when moving the object 1, it is desirable to move it as fast as possible in the middle of the movement, and to reach the final position while decelerating slightly before the target position. However, controlling the movement speed of the piston rod in this manner is particularly troublesome in air cylinders.

The -Jd light with the above-mentioned method was made to solve the above-mentioned conventional problems, and its purpose was to raise and lower the elevating member. The descending distance can be made longer than the length of the cylinder, and
An object of the present invention is to provide a lowering device that can easily change the speed of elevation of a lowering part.

Embodiment The present invention will be described below in a Shinomaki loading device, in which two rows (in this embodiment, two
Figures 2 to 6 show an embodiment in which three Shinomaki lifters are used for inserting Shinomaki into the bobbin hangers 13 that are equipped with a plurality of Shinomaki (in this embodiment, four in V) in each row. Explain according to the following.

The Shinomaki loading device can be broadly divided into the Shinomaki lifter device 14 and the Shinomaki truck 16 on which the Shinomaki 15 is vertically loaded. It consists of a horizontal transfer device for transferring to

Chain pulleys 18, 19-., 2 each, and a total of 4 chain pulleys 18, 19-. 20.21 is bracket 22
It is rotatably supported via.

Approximately in the center of the lid fitting 14, there are two rods 27a, 27a and 27a, attached to the chain length 11 at both ends of the rod 26 of the air cylinder 23, which is provided on the left side of the air cylinder 23.

271-) are provided respectively. At both ends of the rod 28 of the other air cylinder 24, which is provided closer to the 0iJ section, there are guide boots as movable pulleys. J29a'.

29b are rotatably housed.

As shown in Figure 2.4, the nil of the Shinomaki lifter device 14 is
A pair of guide rails 30 having a U-shaped cross section are provided on both sides of the end, with grooves 30a facing each other. It is erected in Iya. A lift bracket 31 is disposed between the two guide rails 30, and two pairs of lobes 32 are firmly attached to the outer surfaces of the two guide rails 30, which are attached to the guide rails 30a. The lift bracket 31 is arranged so that the roller 32 moves inside the groove 3Qa.
Item 11: It is capable of vertical movement Hf along the guide rail 30. Chain handles (1 part 33a) are provided at the center of both the upper and lower sides of the lift bracket 31.

33b is provided. -・O1J note at the end-・
Chain H or A: 1 part 33a, L or A; The chain 34 that has been cut by 1 is 1ηSK above the Shinomaki lifter device 14.
Chain pulley 20 and guide pulley 29a1 provided
#111 is suspended between the chain boos I718, and at the other end is attached to the chain hooking portion 27υ of the rod 26.
has been done. Also, at one end +itl, fQ 1)
1-The chain 35 attached to the other chain attachment part 33 [) of the bracket 31 is attached to the Shinomaki Rifuku device 1.
It is wound between the chain pulley IJ 21, the guide pulley 291) and the chain pulley 19 provided at the F section of the rod 26, and is hooked to the chain hook 27b of the rod 26 at the other end.

A lifting member 36 is fixed to the front surface of the lift bracket (lift bracket) 310, and on its upper surface there are shown the intervals between the rows of windings of the transport magazine 12 guided to the upper front of the winding lifter device 14 by the transport rail 11, that is, the rows of the bobbin hangers 13 arranged at intervals of 1141. Corresponding +141 interval, 2 each column, 4 accounting bets 3
7 is equipped.

In front of the Shinomaki lifter device 140F, two rails/V38.39 for guiding the N11 hoisting cart 16 are laid so as to extend in the left-right direction of the Shinomaki lifter device 14. Each time the eight Shinomaki rolls on the Shinomaki cart 16 are loaded into the transport magazine 12, the Shinomaki car 16 is sent forward by a predetermined amount (upward in FIG. 4) by a curved feed device 40 indicated by a chain line. It is now possible to

As shown in FIG. 2.3, there is a cross-sectional surface between the frame 41 of the horizontal transfer device 17 provided on one side of the K+4 volume lifter device 14 and the support leg 42 erected outside the rail 39. The character shape y<qs-1・pair of support rails/L'43 is,
A row of traversers 44 extending in a direction perpendicular to the support rails 43 are disposed on the groove portions 43a (i7, which are horizontally suspended so as to face each other, as shown in FIG. 4). .45 is supported by two pairs of rollers 46i and is arranged so that it can move in the yellow direction along N43. At the tip of the traverser 44.45, each
Pairs of gripping devices 47 and 48 are provided corresponding to IXPAζ/ between the wrappers 15 on the AiI recorder wrapper cart 16, respectively.

Figure 3.4 shows 71 Rizuyo 1] 11 Both support rails 4
Between v+f! The screw shaft 49 is rotatably driven in the reverse direction by a motor 51 via a drive transmission means 50 such as a gear. A locking pin (not shown) that locks into the groove 52 of the screw shaft 49 is provided on the F side of the traverser 44, 45 described in II.
It is adapted to move laterally along the support lever 43 by 490 rotations.

1] Next, the operation of the Shinomaki lifter device 14 configured as described in item 11 will be explained.

Now, when the Shinomaki loading device is operated in the state shown in FIGS. 2 and 4, the gripping devices 47 and 43 move once to take out the Shinomaki from the Shinomaki cart 16.

Next, the screw shaft 49 is rotated in the normal direction, and the traversers 44, 45 are pulled back and moved to a position corresponding to the beng 37 on the lower part 36, as shown in FIG.

After the gripping devices 47 and 48 are operated again to insert each Shinomaki 15 into the bed 37, the screw shaft 49 is reversed and both trappers 44 and 45 are moved to the Shinomaki cart 16, as shown in FIG. Move to the position corresponding to volume 15.

In this state, the air cylinder 23 of the Shinomaki lifter device 14.
24 are actuated at the same time, and the rods 26, 28, which were previously held in an upwardly projecting state, are pulled 12 towards the same speed. This results in a keto site of 1tlS+A' 3
The lift bracket 31 with 6 fixed is attached to the chain 34
fg: 15 of the pulling speed of valve l'26.28
It will pull you up twice as fast. Shortly before the lifting section 36 reaches the highest position shown by the chain line in FIG. Since the bracket 31 is pulled, the speed of the lowering member 36 is reduced to . In this decelerated state, the Shinomaki 15 is inserted into the bobbin hanger 13 of the transport magazine 12. In addition, the direct O inserted into Pohinhan force -13
iJ is further decelerated by the action of a cushion mechanism built into the air cylinder.

Next, the rods 26 and 28 are projected downward as indicated by the chain line 71 in FIG. It is pulled up at three times the speed. Then, rise! The peg 37 of the Kato scoop 36 is detached from the Shinomaki 15, and the Shinomaki 15 is suspended from the transport magazine 12. Lifting section Kiri 36 The operation of one of the air cylinders 24 is stopped a little before the air cylinder reaches the lowest position, and after that, only the other air cylinder 23 is operated. Reach the bottom 1 foot position.

After the four pieces of Shinomaki are suspended on the transport machine 12 by raising and lowering the lowering part 36, the transport magazine 12 is loaded by an intermittent feeding device (not shown) before the lifting member 36 is operated. The bunker 13 is moved along the conveyor rail (vll) until it comes to the position corresponding to the bed 37 on the row 1 cross section 36. Then, in the same way, traverser 4
The Shinomaki 15 transferred onto the elevating member 36 at step 4.45 is suspended on the transport magazine 12 one by one by the lowering of the elevating member 36.

Naoto's project is not limited to the above-mentioned embodiment, and for example, a normal Ji Milorado cylinder is used in place of the double rod type Enoki cylinders 23 and 24 in the embodiment described in IJ, and the elevating member 36 is F Instantly tension the lift bracket.
Two single rod cylinders 53 and 54 are provided as shown in the figure C, and both of their piston rods F55 and 56Kids are equipped with guide boots 1J55a, 5 (ia) and τ1.
Chain 34 attached to chain attachment part 33a of No. 1
Chain pulleys 18, 20, guide pulleys 55a, 5
After wrapping it around 6a, attach the other end to the wall.
C configuration may also be used. In this configuration, the piston rod 55. By simultaneously operating the cylinders 56 at the same speed, the column lowering member 36 moves at four times the speed (W), and when only one cylinder 54 is stopped (1), the moving speed of the raising and lowering member 36 is the same.

Furthermore, as shown in FIG. 8, a single rod cylinder 57 and a chain pulley 58 are further provided in addition to the one shown in FIG.
9aK may be hooked. In this configuration, by simultaneously operating the piston rods 55, 56, and 59 at the same speed, the elevating member 36 moves at five times the speed, and when only the cylinder 57 is fully operated, the elevating member 36 moves at the same speed. The moving speed is i. Furthermore, screw 1
- By combining cylinders with different operating speeds of the rods, a wider range of speed adjustment capabilities is achieved. Furthermore, it is possible to deviate from the spirit of the invention by using a wire in place of the chain in each of the above embodiments, using a hydraulic cylinder in place of the air cylinder, or applying it to a device other than the Shinomaki lifter device. It is also possible to arbitrarily change the shape, configuration, etc. of each part.

As described in detail in ``Effects'', the present invention has four parts that are provided so as to be freely lowerable along a guide member that extends downward.
・Wrap a rope with one loose end at the end around at least two fixed pulleys arranged in the section and a movable slide provided between the fixed slides, and make the movable slide a cylinder fixed to the piston rod of the cylinder extending in the direction "r" and provided with a screw rod having a retaining part secured to the other end of the cable, Since these valley cylinders are activated at the same time for a predetermined period of time, the unloading distance can be made longer than the length of the cylinders, and can be used in places where ceiling height is restricted, such as in factories. C can also be installed during a song, and has the excellent effect of being able to easily change the ascending and descending speed of the Ir1lf body.

[Brief explanation of the drawing]

Fig. 1 is a schematic diagram of a conventional device, Fig. 2 is a partially cutaway side view of an embodiment embodying this invention, and Fig. 2 is a partially cutaway side view taken along line △-A in Fig. 2. Cross-sectional view, Figure 4 is the second
A cross-sectional view taken along the line 13-B in the figure, No. 51 λ1 is a partially cutaway side view showing the river after being transferred to the descending part (O) of the rubber butterfly winding γf1, and FIG. Figures 7 and 8 are partially cutaway side views of a modified example 7E.Transport magazine 12. Shinomaki lifter device 14. Shinomaki 15.
Chain pulley 18-21. Air cylinders 23, 24.
Rods 26, 2B, chain hooks 27a, 27b,
Guide pulleys 29a, 29b. Gaitley/L'30. Chains 34, 35. Lifting part l
l36゜Patent applicant Toyoda Automatic Loom Works Co., Ltd. Representative
Person Patent Attorney On 1) Hiroshi Hiroshi Figure 7jI8

Claims (1)

[Scope of Claims] l An elevating body that is provided so as to be able to rise and fall freely along a guide member extending in the vertical direction, and one end of which is housed in the elevating body is raised and lowered via a rope such as a chain or wire that is tied to the elevating body. In the unloading device, the rope is wound around at least two fixed pulleys arranged at the upper part and a movable pulley provided between the fixed pulleys, and the movable pulley is extended in the vertical direction. Fixed to the piston rod of the cylinder,
The unloading method is characterized in that a cylinder having a piston rod attached to the other end of the cable is provided in parallel with the cylinder, and these cylinders can be operated simultaneously for a predetermined period of time. Device. 2. The elevating device according to claim 1, wherein the locking portion is a hooking portion that hooks the other end of the QiJ retrieval. 8. Claim 1, characterized in that the retaining section is a movable pulley, and the other end of the second rope is wound on the movable pulley and is attached to two walls. Lifting device described in. 4 iiJ Each cylinder is a double-rod type double-acting cylinder, and a member is provided for each of the ropes attached to the lower part of the elevating body to wrap around the main rope in a state corresponding to the rope. The elevating device according to any one of claims 1 to 3, characterized in that: