Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
  • B21D43/02—Advancing work in relation to the stroke of the die or tool
  • B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
  • B21D43/05—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work specially adapted for multi-stage presses
  • B21D43/055—Devices comprising a pair of longitudinally and laterally movable parallel transfer bars
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
  • B21D43/02—Advancing work in relation to the stroke of the die or tool
  • B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
  • B21D43/05—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work specially adapted for multi-stage presses

Definitions

• the present invention relates to a lock device of a transfer feeder provided in a transfer prepress.
• the transfer feeder provided in the transfer fabric has a pair of transfer fibers that operate in two dimensions and three dimensions.
• the work is clamped by a finger provided at a position opposite to the transfer fiber, and the work is conveyed. It is.
• the above-mentioned transfer fan is driven by a cam which is rotated by the power taken out by the power take-out device of the trans- verse press.
• the power take-off device has a clutch or brake that controls the on / off of the power.
• the power take-out device In the case of the above-mentioned conventional transfer feeder equipped with a key, the power take-out device must be used when the drive section inside the feeder is maintained or repaired.
• the clutch of the unit is joined, the movement of the feeder is controlled by the brake of the press body and the clutch of the power take-off device.
• the switch is released, stop the feeder movement by the brake of the power take-off device. To enter the inside off I over da, we had row Tsu the etc. maintenance and repair.
• the present invention has been made in view of the above-described circumstances, and the purpose thereof is that the trans- mission fiber and its driving unit suddenly move.
• the lock on the trans-feeder ensures that the trans- port can be securely inserted in any position. It is to provide equipment.
• a locking device for a transfer feeder of a transfer press comprising: a locking means provided on a drive mechanism of the transfer fabric; Engaging means provided at a plurality of stationary portions of the press body so as to be engaged with the engaging means, and driving means for driving the engaging means.
• a lock device for a transfer feeder including the above is provided.
• the locking device wherein the locking means is a feed carrier. And a plurality of latches fixed to the equalizer bars provided on the lift / clamp mechanism, each being drilled at regular intervals along the longitudinal direction. A plurality of locking plates having holes, and on the other hand, fixed to a plurality of portions of the press body so as to oppose the locking means and the locking plates, respectively. And a plurality of locking pins, each of which is independently moved back and forth and left and right by the driving means so as to engage with one of the plurality of locking holes. And a lock device for a trans-feeder characterized by including:
• each of the locking plates is provided with each of the locking members.
• Each of the dogs has a dog at a predetermined position corresponding to the hole, and any one of the dogs is detected by a detector so that the above-mentioned mouth is opened.
• a transfusion feeder opening device characterized in that a pin is moved in and out of the locking hole.
• the locking device is an apple of a press body.
• a locking plate fixed to the inlet and having a plurality of locking holes formed at regular intervals along the direction of the feed carrier feed;
• a locking portion having a plurality of concave grooves formed at regular intervals in the longitudinal direction of the clamp driving rod; and
• a locking portion having a plurality of concave grooves formed at regular intervals along the longitudinal direction of the locking device, while the engagement means includes the locking plate and the locking portion.
• the plurality of locking portions are fixed to the two locking portions so as to face each other, and each engages with the locking hole and one of the concave grooves, respectively.
• the locking device according to the fourth aspect, wherein the mouth cylinder is provided with biasing means. And a lock device of a trans-feeder which is characterized by being locked by hydraulic pressure and unlocked by hydraulic pressure.
• the transfer fan is disposed near the drive mechanism that operates the feed, lift, and clamp directions.
• the locking device that locks them mechanically is installed, and a worker enters the transfer feeder to perform maintenance and repairs. Even if it is, the transfer fiber and the drive unit will not be accidentally moved by the weight of the transfer fiber, and the work can be performed safely. Become so .
• the mouth pin which has detected the locking hole of the locking plate has detected the locking hole, so that the mouth pin can enter the locking hole. Even if the transmission fiber is stopped at any position, it can be locked reliably.
• FIG. 1 is a perspective view of the vicinity of a feed drive mechanism provided with a specific example of the present invention
• FIG. 2 is an enlarged perspective view of a specific example of the present invention
• FIG. 3 is an overall schematic configuration diagram of a mouthpiece of a transfer feeder provided with another specific example of the present invention.
• FIG. 4 is a schematic plan view showing the mouth cylinder used in a specific example of the present invention and its vicinity, and FIG.
• FIG. 5 is a cross-sectional view of a mouth cylinder used in a specific example of the present invention.
• 1 is the main body of the trans- ceance pres- sure, which has a self-existing Mobindabolus 2
• a pair of transfer fibers 4 of a transfer feeder 3 is provided above.
• the transfer fabrics 4 are arranged side by side so as to be parallel to each other in the direction of work transfer (not shown), and are provided on the press body 1.
• the motor is driven three-dimensionally in the feed direction, the lift direction, and the clamp direction by the power taken out by a power take-out device (not shown). If you are
• the feed carrier 5a of the feed driving mechanism 5 and the equalizer bar 6 provided in the lift and clamp mechanism (also not shown) are provided.
• An opening device 7 of the present invention is installed in the vicinity.
• the locking device 7 has a locking plate 8 fixed to a feed carrier 5a or an equalizer 6 as shown in FIG.
• the locking holes 8 are provided with a large number of locking holes 8a at regular intervals in the longitudinal direction, and dogs 8b formed at positions corresponding to the locking holes 8a. b is moved along the above-mentioned locking plate 8 so that a detector 9 such as a proximity switch, which is self-located, detects the b.
• the detector 9 is moved to a base 7a of a mouthpiece 7 and is attached to a slide member 7b supported on its own via a bracket 1 ⁇ .
• a screw shaft 12 rotated by the feed motor 11 is screwed into a lower portion of the slide member 7b, and is connected to the feed motor 11.
• the slide member 7b is adapted to be moved along the locking plate 8, and the leading end is locked to the slide member 7b.
• the lock pin 13 that enters the lock hole 8a of the lock pin 8 and locks the lock No. 8 is provided so as to face the lock No. 8.
• the lock pin 13 is constantly locked by the compression spring 14 in the ⁇ 8 direction, and is locked by the action of the compression spring 14 to lock the lock 48.
• the rear end of the pin 13 is a hydraulic cylinder.
• the lock plate 8 is unlocked by hydraulic pressure supplied from the hydraulic pressure source 18 via the solenoid valve 16 and the pipe line 17. It has been done.
• reference numeral 19 denotes a detector that detects the lock and unlock states of the lock pin 13
• a detector 9 is provided on the slide member 7b.
• the detector 9 detects the dog 8b of the locking plate 8
• a signal from the detector 9 is generated.
• the solenoid valve 16 becomes the drain position 16 b from the power communication position 16 a, and the hydraulic power in the hydraulic cylinder 15 is drained. .
• the locking pin 13 is locked by the action of the compression spring 14 so that the locking pin 13 protrudes in the direction of 8 and the locking hole provided at the same position as the dog 8b. 8a, the feed carrier 5a to which the locking plate 8 is fixed, the lift, and the equalizer 6 of the clamp mechanism are attached. Locked mechanically, it is possible to reliably prevent the transfer fiber 4 from being accidentally moved by its own weight during work. .
• FIG. 3 a second specific example of the present invention will be described with reference to FIGS. 3 to 5.
• FIG. 3 a second specific example of the present invention will be described with reference to FIGS. 3 to 5.
• the press body 21 is The cam shaft 26 is rotated by the power taken out by the attached power take-off device 25.
• the above-mentioned cam shaft 26 is provided with a feed cam 26 a, a clamp force 26 b, and a lift cam 26 c force.
• the feed carrier 7 is driven by a
• the clamp drive rod 8 is driven by the clamp force 6b
• the feed carrier 7 is lifted by the lift cam 6e.
• the drive rod 9 is driven, and the feed carrier 7, the clamp drive rod 8, and the lift drive rod 9 are used to drive the above-mentioned transfer cover 4.
• the locking device 10 of the present invention is provided near the feed carrier 7, the clamp driving rod 8 and the lift driving rod 9.
• the lock device 1 ⁇ provided on the feed carrier 7 is provided with a lock cylinder 11 on both sides of the feed carrier 7.
• the distal end of the piston rod 11a protruding from the cylinder 11 is engaged with the locking member 12 provided on the appliance 1a side of the press body 1. It is designed to be locked by being inserted into the stopper hole 12a.
• the locking device 10 installed near the clamp driving rod 8 and the lift driving rod 9 extends in the longitudinal direction of the clamp driving rod 8 and the lift driving rod 9.
• a lock cylinder 11 is provided so that the leading end of the female rod 11b can be fitted into the recessed locking portions 8a and 9a.o
• the lock cylinder 11 is attached to a fixed stationary part such as a plate of the press body 1 by a bracket 10a. 4 Remind as in FIG, it is sectioning by Ri in the pressure chamber 1 1 and the spring chamber 1 1 2 to internal forces rather pin scan tons 1 1 a, the hydraulic source 1 3 in the pressure chamber 1 1 i side The hydraulic pressure can be supplied via the solenoid valve 14, and the spring 11 a is urged in the locking direction into the spring chamber 112. Compression spring 1 1 c Force ⁇ housed.
• each solenoid valve 14 is switched from the communication position 14a to the drain position 14b to the pressure chamber 11j of the lock cylinder 1111. Drain the supplied hydraulic pressure. ⁇ By this, the piston rod 1 1b that had been contracted by the hydraulic pressure until now has the locking plate 12 or It protrudes toward the clamp drive rod 8 and the lift drive rod 9, and the tip of each of the piston rods 11 b Respectively enter the locking portions 12 a, 8 a, and 9 a, and lock the feed carrier 7, the clamp drive rod 8, and the lift drive rod 9. O
• the transfer and feed directions of the transfer fan and the clamps and the lamps in the clamp and other directions are reduced. Since the movement in the foot and down directions is locked, the weight of the transfer fiber 4 may be reduced by the weight of the transfer fiber 4 during operation. As a result, it is possible to surely prevent the sudden start of the transfer fiber 4 or the like.

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Press Drives And Press Lines (AREA)
• Control Of Presses (AREA)
• Load-Engaging Elements For Cranes (AREA)
• Advancing Webs (AREA)

Priority Applications (4)

Applications Claiming Priority (1)

Publications (1)

Family

ID=13986529

Family Applications (1)

Country Status (4)

Families Citing this family (1)

Citations (2)

Family Cites Families (1)

• 1990
  • 1990-05-25 WO PCT/JP1990/000676 patent/WO1991018691A1/ja active IP Right Grant
  • 1990-05-25 KR KR1019920702958A patent/KR960008686B1/ko not_active IP Right Cessation
  • 1990-05-25 DE DE69031282T patent/DE69031282T2/de not_active Expired - Fee Related
  • 1990-05-25 EP EP90907478A patent/EP0531523B1/de not_active Expired - Lifetime

Patent Citations (2)

Non-Patent Citations (2)

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