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
  • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
  • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
  • B21D26/033—Deforming tubular bodies
  • B21D26/043—Means for controlling the axial pusher
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
  • B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
  • B21J7/20—Drives for hammers; Transmission means therefor
  • B21J7/22—Drives for hammers; Transmission means therefor for power hammers
  • B21J7/34—Drives for hammers; Transmission means therefor for power hammers operating both the hammer and the anvil, so-called counter-tup
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
  • B21J9/00—Forging presses
  • B21J9/10—Drives for forging presses
  • B21J9/18—Drives for forging presses operated by making use of gearing mechanisms, e.g. levers, spindles, crankshafts, eccentrics, toggle-levers, rack bars
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
  • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
  • B25B1/00—Vices
  • B25B1/06—Arrangements for positively actuating jaws
  • B25B1/14—Arrangements for positively actuating jaws using toggle links
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
  • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
  • B25B5/00—Clamps
  • B25B5/06—Arrangements for positively actuating jaws
  • B25B5/12—Arrangements for positively actuating jaws using toggle links
  • B25B5/122—Arrangements for positively actuating jaws using toggle links with fluid drive
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B30—PRESSES
  • B30B—PRESSES IN GENERAL
  • B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
  • B30B1/10—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by toggle mechanism
  • B30B1/16—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by toggle mechanism operated by fluid-pressure means

Definitions

• the present invention relates to the double toggle tuning mechanism, the work to be processed which is positioned in more detail, and the operation of one side and the other to the left and right of the goods.
• the body is arranged, and the above-mentioned pair of operations are opened and closed with the same speed and action force, and the center of the work and the object are pressed and compressed from the left and right, and pressed.
• the mechanism to press and clamp is related to the double toggling mechanism, which is simply configured using double toggling. You With conventional technology knowledge, products and works are compressed and compressed from both ends, inserted, and simply pressed. In addition, the work of moving the working body to both ends is widely used in the field of mechanical engineering, goods transportation, and other industries.
• the working force (clamping force, pressurizing force, etc.) is applied to both ends of the work or the goods.
• the strength of the force applied from one side to the other and the speed of the left and right strokes may differ, but usually the object is It is required that the strength of the force applied from both ends of the product or the work, and the speed of the left and right strokes from the left and right should be the same in both directions .
• One such example is the bulge molding process of No. and Eve.
• Fig. 5 where the pressure system is located to the left and right of pipe 1 'which is a work. Attach the working bodies 4 ′ and 5 ′ to each of the cylinders 2 ′ and 3 ′ and attach the pressure cylinders 2 ′ and 3 ′ on the earth to the left by the pressurized fluid. Those that drive to the right are used. According to this, it is difficult to apply the fluid pressure to the left and right pressure cylinders 2 ′ and 3 ′ in a synchronized manner on the left and right sides.
• the traveling position of one left and right hair cylinder is detected by a sensor, and this feedback signal is input to an adjusting means or the like.
• the flow rate of the fluid to be sent to the pair of left and right cylinders and lined up is controlled in small steps, and the traveling speed of the pair of left and right cylinders is adjusted.
• a subtle difference may occur in the control itself, which is equivalent to the left and right sides of the control system, and the pair of left and right Synchronizing cylinders It was a place where we could not do any work. Therefore, when plunging a pipe, the operation of a pair of left and right working ends (pressing ends) tends to be unbalanced.
• the wall thickness of pipes subjected to bulge processing is uneven on the left and right, which often leads to defective products.
• the present invention has been made in view of the above points, and the purpose of the invention is as follows: (1) the strength of the left and right working forces and the movement speed. The balance is good, and (2) the mechanism is simple, maintenance and inspection are easy, and the machine can be manufactured at a low cost. It is an object of the present invention to provide a double toggle tuning mechanism capable of boosting the output of a solder and exerting an effect on a work, an article or the like. Disclosure of the Invention The present invention has the following technical means to achieve the above objectives. Work that has been positioned immediately must be processed. The left and right sides of the object are S Open and close the above pair of working wheels at the same speed and working force, and press and compress the centrally placed work and goods from the left and right.
• the tail end of the mechanism is supported by a pressure cylinder fulcrum against the mechanism support.
• the base of the reciprocating link that has a pressure cylinder that is supported by itself and that is linked to the piston shaft of this pressure cylinder
• the L-shaped arm fulcrum is used as the center, and the free end of one side arm piece of one of the L-shaped arms supported on its own is rotated.
• the other end of the reciprocating link supports the L-shaped arm fulcrum as a center. L Connect the free end of one side of the L-shaped arm to the armature, then connect one end of the L-shaped arm to the other side of the L-shaped arm.
• the other toggle arm is disposed in the rotating position, and the other toggle arm is connected to the other arm piece of the other L-shaped arm.
• the work clamps and neutrons are arranged at the free ends of the pair of toggle arms facing each other, respectively.
• One side corresponding to the target work such as bulging of the valve, pressing of both ends of the work, etc., and the other side of the working body are attached, and the above one side and the other side are attached.
• a double-tunnel synchronizing machine that has a guide means for guiding the working bodies in a straight line with each other in conjunction with this toggle arm. It is. * Since the invention consists of the above-mentioned technical means, the pressure cylinder 1 is actuated and the reciprocating link is linked to the piston shaft.
• each one-sided arm is fast-coupled to the forward / reverse link.
• the other L-shaped arm operates.
• one and the other toggle arm are provided, respectively.
• the toggle arm is provided.
• Each of these free ends performs the above-mentioned forward and backward operations in a straight line.
• one and the other working body attached to each of the free ends of the toggle arm can be moved back and forth in a straight line.
• the forward / backward speed and forward / backward force of these working bodies are, as described above, the forward / backward link of 1 * in one direction or the other side.
• one and the other L-shaped arm is rotated, and the rotating force moves one and the other toggle arm back and forth. It is perfectly in tune as it is designed to be made.
• the invention is based on the following points: (1)
• the forward / backward link can be moved to one side or the other by a pressure cylinder. Then, rotate one and the other L-shaped arm connected to this, and distribute them to the free end of the other-side arm piece of these L-shaped arm.
• the free-running ends of the togglers that were set up are now moved straight back and forth while guiding them with the guide means. Therefore, the left and right balances such as the traveling speed and the pressing force of the working body are good, and the control system for adjusting the left and right balance is not good.
• the mechanism is simple, maintenance and inspection can be performed easily, and it can be manufactured at low cost.
• FIG. 5 is a mechanical diagram showing an example of the conventional technology. Best form to carry out the invention
• 1 indicates a double toggle tuning mechanism, which can be used to compress, compress, or clamp workpieces, articles, etc. from left and right. It is configured as follows. Immediately, the tail end 5 of the pressure cylinder 4 is supported by the rotating support via the shaft bin 6 with respect to the mechanical support 3 erected on the substrate 2. *
• the above-mentioned pressure cylinder 4 is provided with a pressurized fluid (for example, compressed air, oil pressure, water pressure, low pressure, etc.) fed by a fluid feeder (not shown).
• a pressurized fluid for example, compressed air, oil pressure, water pressure, low pressure, etc.
• the molten shaft can move the piston shaft 7 back and forth in one direction 8 and the other direction 9 by a molten metal.
• the above-mentioned piston shaft 7 can move back and forth in one direction 8 and the other side 9 in conjunction with the corresponding piston ⁇ 7.
• Link 10 is set up quickly, and this forward / reverse link 10 has one L-shaped arm 11 and the other.
• the L-shaped arm 12 is continuously provided to rotate the arm.
• the free end F of one side arm piece 11a of one L-shaped arm 11 is located at the base side position 10a of the reciprocating link 10 via the shaft bin 13. Then, it is linked to the recovery self.
• One of the L-shaped arms 11 is rotated about a L-shaped arm fulcrum 15 attached to a support plate 14 erected on the substrate 2.
• the other L-shaped arm 12 also has an L-shaped arm fulcrum 17 attached to a support plate 14 in the same manner as the above-described L-shaped arm 11. It is supported by the rotation itself.
• reference numeral 18 denotes one of the togglings disposed at the rotating end of the L-shaped arm 11 via the pin 19 at the leading end of the other arm piece lib of the other arm.
• Numeral 20 is provided at the front end of the other arm piece 12b of the other L-shaped arm 12 via the shaft bin 21 and is independently mounted to the arm. It is another toggle arm. The pair of toggle arms 18 and 20 facing each other is connected to the center wire when one and the other L-shaped arms 11 and 12 are rotated. Vessel 23 moved straight back and forth in line with 22 and was positioned in the center Work, goods, etc. that are pressurized and compressed, pressed, re-clamped, etc., to the work, goods, etc.
• the free ends 18a and 20a of the above toggle arms 18 and 20 should be provided with bins 32 and 33 respectively.
• the working bodies 24 and 25 are attached via. * In the embodiment, since the example in which the pipe 23 is plunged is shown, each of the above-mentioned working bodies 24 and 25 is provided inside the pipe 23.
• a supply hole 24a for supplying the pressurized fluid and a removal hole 25a for allowing the pressurized fluid to escape are formed.
• reference numeral 28 denotes a work table for stowing a work or the like to be processed, and a slide groove 27 is provided on the work table 28 from one side 8. It is formed linearly on the other side 9.
• the above-mentioned slide groove 27 is a groove for configuring the guide means 28 of one of the todal arms 18 and 20 on the other side.
• the slide bodies 29 and 30 are attached to the tip ends 18a and 20a of the toggle arms 18 and 20 on the other side, respectively. By sliding these slide bodies 28 and 30 in the above-mentioned slide groove 27, the tip ends 18a of the toggle arms 18 and 20 are formed. , 20a can be moved straight back and forth with respect to the center line 22,
• reference numeral 31 denotes a mold for bulging the pipe 23.
• the double toggle tuning mechanism 1 of the present embodiment is configured as described above, when the pressure cylinder 4 is operated, one of the toggle toggle tuning mechanism 1 and the other toggle tuning mechanism 1 can be operated.
• the actuators 24, 25 attached to the free ends 18a, 20a of the arm 18, 18 are linearly moved in and out of one side 8 or the other 9 respectively. You can do it.
• the pressure cylinder 4 is moved E to move the piston shaft 7 in the other direction 9 as indicated by the arrow 34.
• the child is arrested at the guest room # 7, and the forward / backward link 10 moves in the direction of the arrow 34.
• one of the L-shaped arms 11 has one side arm piece 11a and the free end F and the other L-shaped arm.
• the free end F of one side of the arm 12 is connected to the free end F via the shaft pins 13 and 18, respectively. Therefore, when the forward / backward link 10 moves as described above, the above-mentioned one and the other L-shaped arms 11 and 12 are respectively L-shaped arms.
• the direction of rotation is shown by the arrow 35 in FIG. 1 in which the one L-shaped arm 11 is a direction in which the leading end of the arm piece lib on the other side is lifted upward.
• the rotating direction of the other L-shaped arm 12 is the direction in which the free end of the other arm piece 12b is lowered, that is, the direction indicated by arrow 38 in FIG. is there .
• the free ends of the other arm pieces 11b and 12b of the L-arms 11 and 12 on the one side and the other side are respectively connected via bins 13 and 21 respectively. Since one and the other toggle arms 18 and 20 are provided, one and the other L-shaped arms 11 and 12 can be rotated like this.
• Working bodies 24 and 25 are attached to one and the other free ends 18a and 20a, respectively, and the free ends 18a and 20a are like this. When moved toward the core, these elements 24, 25 will move toward the core.
• the pipe 23 is positioned while being supported by the mold 31.
• the above-mentioned working bodies 24 and 25 hold the pipe 23 at both left and right end portions. And pressurize it.
• the pressing force and the pressing speed of the working bodies 24 and 25 are evenly synchronized in the left and right directions. Therefore, the no. And ive 23 are shown in FIG.
• the double toggle tuning mechanism 1 uses the driving force of the pressure cylinder 4 to rotate one and the other L-shaped arms 11 and 12.
• a pair of toggle arms 18 and 19 disposed at the free ends of these other arm pieces 11b and 12b are linearly moved to compress and compress. Since it is designed to be pressed, pressed, or clamped, the driving force of the pressure cylinder 4 is used as a leverage. It is possible to boost the pressure and to obtain a large pressurizing / compressing force. For this reason, the load suddenly increases at a certain stroke near the end of the compression stroke, and the load increases suddenly at the end of the stroke. It is suitable for work that requires a large pressurizing force.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Physics & Mathematics (AREA)
• Fluid Mechanics (AREA)
• Shaping Metal By Deep-Drawing, Or The Like (AREA)
• Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
• Transmission Devices (AREA)
• Press Drives And Press Lines (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=14432103

Family Applications (1)

Country Status (2)

Cited By (1)

Families Citing this family (1)

Citations (1)

• 1986
  • 1986-05-09 JP JP61106380A patent/JPS62264870A/ja active Granted
• 1987
  • 1987-05-07 WO PCT/JP1987/000284 patent/WO1987006869A1/ja unknown

Patent Citations (1)

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