CN114619519B - High-precision electric cutting machine - Google Patents

High-precision electric cutting machine Download PDF

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Publication number
CN114619519B
CN114619519B CN202210336576.XA CN202210336576A CN114619519B CN 114619519 B CN114619519 B CN 114619519B CN 202210336576 A CN202210336576 A CN 202210336576A CN 114619519 B CN114619519 B CN 114619519B
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CN
China
Prior art keywords
pressing plate
rod
motor
lower pressing
bottom plate
Prior art date
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Active
Application number
CN202210336576.XA
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Chinese (zh)
Other versions
CN114619519A (en
Inventor
章翔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan Xiangsen Machinery Co ltd
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Foshan Xiangsen Machinery Co ltd
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Priority to CN202210336576.XA priority Critical patent/CN114619519B/en
Publication of CN114619519A publication Critical patent/CN114619519A/en
Application granted granted Critical
Publication of CN114619519B publication Critical patent/CN114619519B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26FPERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/38Cutting-out; Stamping-out
    • B26F1/40Cutting-out; Stamping-out using a press, e.g. of the ram type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/08Means for actuating the cutting member to effect the cut
    • B26D5/086Electric, magnetic, piezoelectric, electro-magnetic means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/08Means for actuating the cutting member to effect the cut
    • B26D5/12Fluid-pressure means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/26Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
    • B26D7/2628Means for adjusting the position of the cutting member

Abstract

The invention provides a high-precision electric cutting machine, which relates to the technical field of cutting machines and comprises a supporting seat, wherein a lower pressing plate is connected to the supporting seat, a lifting bottom plate is arranged below the lower pressing plate, a supporting sliding rod is connected to the lifting bottom plate, the supporting sliding rod is in sliding connection with the lower pressing plate, an upper pressing plate is connected to the supporting sliding rod, and a hydraulic auxiliary device is connected beside the lower pressing plate. The hydraulic auxiliary device is connected with the second air cylinder, so that the second air cylinder and the lifting bottom plate synchronously stretch when the lifting bottom plate and the upper pressing plate are driven to move up and down by the second motor, the inertia of the lifting bottom plate is reduced by buffering, the burden of the second motor is reduced, and the service life of the second motor is prolonged.

Description

High-precision electric cutting machine
Technical Field
The invention relates to the technical field of cutting machines, in particular to a high-precision electric cutting machine.
Background
The cutting machine is one of indispensable equipment in the light industry, and is usually pressurized in the cutting die by means of the acting force of machine movement, so that nonmetal materials are punched and cut, in the existing cutting machine, the opening and closing of the upper pressing plate and the lower pressing plate are driven by a motor, inertia can be generated in the rising or lowering process of the upper pressing plate and the lower pressing plate, the size of the inertia is in direct proportion to the rotating speed of the motor or the weight of the upper pressing plate and the lower pressing plate, and the inertia generated in the running process often causes the increase of the burden of the motor, so that the service life of the motor is influenced.
Disclosure of Invention
The invention overcomes the defects in the prior art, provides a high-precision electric cutting machine, and solves the technical problems in the background art.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the utility model provides a high-accuracy electronic cutting machine, includes the supporting seat, be connected with the holding down plate on the supporting seat, the holding down plate below is provided with lifting bottom plate, lifting bottom plate is connected with the support slide bar, the support slide bar with holding down plate sliding connection, be connected with the top board on the support slide bar, the holding down plate side is connected with hydraulic pressure auxiliary device.
Preferably, the supporting legs are connected below the supporting seats, and the damping foot pads are connected to the supporting legs.
Preferably, the lifting base plate is provided with a lifting nut, the lifting nut is in threaded connection with the supporting sliding rod, a driven gear is connected to the lifting nut, a first air cylinder is arranged below the driven gear, and the first air cylinder is connected with the lifting base plate through a bolt.
Preferably, the lifting bottom plate is connected with a first motor, the first motor is connected with a first speed reducer, the first speed reducer is connected with a driving gear, the driving gear is connected with a driven gear through a chain, a tensioning gear and a plurality of auxiliary gears are arranged on the chain, and the tensioning gear and the auxiliary gears are respectively connected with the lifting bottom plate.
Preferably, a second motor is arranged below the lower pressing plate, the second motor is connected with a second speed reducer, the second speed reducer is connected with the lower pressing plate, the second speed reducer is connected with a transmission shaft, two ends of the transmission shaft are connected with connecting rod assemblies, the connecting rod assemblies are respectively connected with the lifting bottom plate and the lower pressing plate, a second cylinder is connected below the lower pressing plate, and the other end of the second cylinder is connected with the lifting bottom plate.
Preferably, the connecting rod assembly comprises a cross rod, three groups of support rods are hinged to the cross rod, each group of support rods comprises an upper support rod and a lower support rod, the upper support rod and the lower support rod are hinged to the cross rod respectively, a first fixing seat is hinged to the upper support rod and connected with the lower pressing plate, a second fixing seat is hinged to the lower support rod, and the second fixing seat is connected with the lifting bottom plate.
Preferably, a pull rod is hinged to the upper support rod, an eccentric wheel is rotatably connected to the other end of the pull rod, and the eccentric wheel is connected with the transmission shaft.
Preferably, the hydraulic auxiliary device comprises a fixing frame, the fixing frame is connected with the lower pressing plate, an oil tank is connected to the fixing frame, a third motor is connected to the oil tank, an oil pump is connected to the third motor, and energy accumulators are arranged on two sides of the third motor.
Preferably, the oil tank is connected with the second cylinder through an oil pipe, the energy accumulator is connected with the oil tank through an oil pipe, one end of the oil pump is connected with the oil tank, and the other end of the oil pump is connected with the energy accumulator.
Compared with the prior art, the invention has the beneficial effects that:
through being provided with first motor on lifting bottom plate, first motor rotates and drives lifting nut and rotate, lifting nut rotates and drives the support slide bar and rise or reduce, support slide bar drive top board rise or reduce, thereby adjust the distance between top board and the holding down plate, it is flexible to drive the link assembly through the second motor rotation, link assembly stretches out and draws back and drive lifting bottom plate and reciprocate, lifting bottom plate reciprocates and drives the top board and reciprocate and cut, when second motor starts, hydraulic auxiliary device starts simultaneously, the third motor rotation in the hydraulic auxiliary device drives the oil pump and rotates, the oil pump rotates and drives the second cylinder and stretch out and draw back, the second cylinder stretches out or reduces and is synchronous with lifting bottom plate's rise or reduce, the inertia that produces when driving lifting bottom plate and top board motion, reduce the burden of second motor greatly, the life of extension second motor.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, in which:
FIG. 1 is a perspective view of a cutting machine;
FIG. 2 is a perspective view of the internal structure of the cutting machine;
FIG. 3 is a side view of the cutter;
FIG. 4 is an enlarged view of circle A of FIG. 3;
FIG. 5 is a side cut-away view of the cutting machine;
fig. 6 is a schematic view of a connecting rod assembly.
In the figure: 1-supporting seat, 2-lower pressing plate, 3-upper pressing plate, 4-supporting leg, 5-damping foot pad, 6-fixing frame, 7-third motor, 8-oil pump, 9-oil tank, 10-energy accumulator, 11-supporting slide bar, 12-lifting nut, 13-first cylinder, 14-lifting bottom plate, 15-chain, 16-second motor, 17-second speed reducer, the device comprises a driving shaft 18, a second cylinder 19, a first motor 20, a first speed reducer 21, an auxiliary gear 22, a driving gear 23, a tensioning gear 24, a cross bar 25, a lower support rod 26, a second fixing seat 27, an upper support rod 28, a first fixing seat 29, a pull rod 30 and an eccentric wheel 31.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
As shown in fig. 1 to 6, a high-precision electric cutting machine comprises a supporting seat 1, wherein a lower pressing plate 2 is connected to the supporting seat 1, a lifting bottom plate 14 is arranged below the lower pressing plate 2, the lifting bottom plate 14 is connected with a supporting slide rod 11, the supporting slide rod 11 is in sliding connection with the lower pressing plate 2, an upper pressing plate 3 is connected to the supporting slide rod 11, and a hydraulic auxiliary device is connected beside the lower pressing plate 2.
The supporting legs 4 are connected to the lower portion of the supporting base 1, the damping foot pads 5 are connected to the supporting legs 4, and the damping foot pads 5 are arranged to greatly reduce vibration generated when the machine runs, so that stability of the machine is guaranteed. The lifting base plate 14 is provided with a lifting nut 12, the lifting nut 12 is in threaded connection with a supporting slide bar 11, driven gears (not shown in the figure) are connected to the lifting nut 12, a first air cylinder 13 is arranged below the driven gears, the first air cylinder 13 is connected with the lifting base plate 14 through bolts, the lifting base plate 14 is connected with a first motor 20, the first motor 20 is connected with a first speed reducer 21, the first speed reducer 21 is connected with a driving gear 23, the driving gear 23 is connected with the driven gears through a chain 15, a tensioning gear 24 and a plurality of auxiliary gears 22 are arranged on the chain 15, the tensioning gear 24 and the auxiliary gears 22 are respectively connected with the lifting base plate 14, the number of the supporting slide bars 11 in the embodiment is 4, each supporting slide bar 11 is connected with the lifting nut 12 and the driven gears, the number of the tensioning gears 24 is 2, the tightness of the upper pressing plate 3 and the lower pressing plate 2 is adjusted through rotation of the first motor 20, and the principle is that: when adjustment is needed, the first air cylinder 13 is contracted, a piston rod of the first air cylinder 13 is separated from the supporting slide rod 11, the first motor 20 rotates to drive the first speed reducer 21 to rotate, the first speed reducer 21 rotates to drive the driving gear 23 to rotate, the driving gear 23 drives the driven gear to rotate through the chain 15, the driven gear rotates to drive the lifting nut 12 to rotate, the lifting nut 12 rotates to enable the supporting slide rod 11 to move upwards, the supporting slide rod 11 moves upwards to drive the upper pressing plate 3 to move upwards, after adjustment is completed, the first air cylinder 13 stretches out, the piston rod of the first air cylinder 13 is enabled to press the supporting slide rod 11, vibration generated in the working process of the machine is prevented to enable the lifting nut 12 to shift to affect the adjustment height, and conversely, the upper pressing plate 3 is driven to move downwards when the first motor 20 rotates in the opposite direction, so that the cutting thickness is adjusted, the flexibility is increased, and the adjustment is convenient.
The lower pressure plate 2 below is provided with second motor 16, second motor 16 is connected with second speed reducer 17, second speed reducer 17 is connected with lower pressure plate 2, second speed reducer 17 is connected with transmission shaft 18, transmission shaft 18 both ends are connected with link assembly, link assembly is connected with lifting bottom plate 14 respectively, lower pressure plate 2 below is connected with second cylinder 19, the second cylinder 19 other end is connected with lifting bottom plate 14, link assembly is including horizontal pole 25, three sets of bracing pieces are articulated on horizontal pole 25, every set of bracing piece is including upper bracing piece 28 and lower bracing piece 26, upper bracing piece 28, lower bracing piece 26 are articulated with horizontal pole 25 respectively, it has first fixing base 29 to articulate on the upper bracing piece 28, first fixing base 29 is connected with lower pressure plate 2, it has second fixing base 27 to articulate on the lower bracing piece 26, second fixing base 27 is connected with lifting bottom plate 14, it has pull rod 30 to articulate on the upper bracing piece 28, it is connected with eccentric wheel 31 to rotate on the other end of pull rod 30, eccentric wheel 31 is connected with transmission shaft 18. The second motor 16 rotates to drive the second speed reducer 17 to rotate, the second speed reducer 17 rotates to drive the transmission shaft 18 to rotate, the transmission shaft 18 rotates to drive the eccentric wheel 31 to rotate, the eccentric wheel 31 rotates to drive the pull rod 30 to do reciprocating motion, the pull rod 30 pulls the upper support rod 28, the upper support rod 28 pulls the cross rod 25, the cross rod 25 pulls the lower support rod 26, and accordingly the lifting bottom plate 14 is driven to rise and fall, the lifting bottom plate 14 drives the upper pressing plate 3 to rise and fall through the support slide rod 11, the upper pressing plate 3 and the lower pressing plate 2 are cut, and the eccentric wheel 31 and the connecting rod assembly are combined to be used, so that the machine runs stably without swinging. The hydraulic auxiliary device comprises a fixing frame 6, the fixing frame 6 is connected with a lower pressing plate 2, an oil tank 9 is connected to the fixing frame 6, a third motor 7 is connected to the oil tank 9, an oil pump 8 is connected to the third motor 7, energy accumulators 10 are arranged on two sides of the third motor 7, the oil tank 9 is connected with a second air cylinder 19 through an oil pipe, the energy accumulators 10 are connected with the oil tank 9 through the oil pipe, one end of the oil pump 8 is connected with the oil tank 9, and the other end of the oil pump 8 is connected with the energy accumulators 10. The function of the accumulator 10 in the known art is: when the load demand flow is greater than the hydraulic pump flow, liquid is released from the accumulator 10 to compensate for the shortage of hydraulic pump flow. When the machine is stopped and still needs to maintain a certain pressure, the hydraulic pump can be stopped and the leakage of the system can be compensated by the accumulator 10, so that the pressure of the system can be maintained, and the accumulator 10 can also be used for absorbing the pressure pulsation of the hydraulic pump or absorbing the hydraulic impact pressure generated in the system. The oil pump 8 is driven by the rotation of the third motor 7, the oil pump 8 drives the second air cylinder 19 to extend and retract, the second air cylinder 19 is synchronous with the lifting of the lifting bottom plate 14, the inertia generated when the second motor 16 drives the lifting bottom plate 14 and the upper pressing plate 3 to move is reduced, and the burden of the second motor 16 is reduced.
Finally, it should be noted that: although the present invention has been described in detail with reference to the embodiments, it should be understood that the invention is not limited to the preferred embodiments, but is capable of modification and equivalents to some of the features described in the foregoing embodiments, but is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims (5)

1. The high-precision electric cutting machine is characterized by comprising a supporting seat, wherein a lower pressing plate is connected to the supporting seat, a lifting bottom plate is arranged below the lower pressing plate, the lifting bottom plate is connected with a supporting slide rod, the supporting slide rod is in sliding connection with the lower pressing plate, an upper pressing plate is connected to the supporting slide rod, and a hydraulic auxiliary device is connected beside the lower pressing plate;
a supporting leg is connected below the supporting seat, and a damping foot pad is connected to the supporting leg;
a second motor is arranged below the lower pressing plate, the second motor is connected with a second speed reducer, the second speed reducer is connected with the lower pressing plate, the second speed reducer is connected with a transmission shaft, two ends of the transmission shaft are connected with connecting rod assemblies, the connecting rod assemblies are respectively connected with the lifting bottom plate and the lower pressing plate, a second cylinder is connected below the lower pressing plate, and the other end of the second cylinder is connected with the lifting bottom plate;
the hydraulic auxiliary device comprises a fixing frame, the fixing frame is connected with the lower pressing plate, an oil tank is connected to the fixing frame, a third motor is connected to the oil tank, an oil pump is connected to the third motor, and energy accumulators are arranged on two sides of the third motor;
the oil tank is connected with the second cylinder through an oil pipe, the energy accumulator is connected with the oil tank through an oil pipe, one end of the oil pump is connected with the oil tank, and the other end of the oil pump is connected with the energy accumulator.
2. The high-precision electric cutting machine according to claim 1, wherein a lifting nut is arranged on the lifting bottom plate and is in threaded connection with the supporting sliding rod, a driven gear is connected to the lifting nut, a first air cylinder is arranged below the driven gear, and the first air cylinder is connected with the lifting bottom plate through a bolt.
3. The high-precision electric cutting machine according to claim 2, wherein the lifting base plate is connected with a first motor, the first motor is connected with a first speed reducer, the first speed reducer is connected with a driving gear, the driving gear is connected with the driven gear through a chain, a tensioning gear and a plurality of auxiliary gears are arranged on the chain, and the tensioning gear and the auxiliary gears are respectively connected with the lifting base plate.
4. The high-precision electric cutting machine according to claim 1, wherein the connecting rod assembly comprises a cross rod, three groups of support rods are hinged on the cross rod, each group of support rods comprises an upper support rod and a lower support rod, the upper support rod and the lower support rod are respectively hinged with the cross rod, a first fixing seat is hinged on the upper support rod, the first fixing seat is connected with the lower pressing plate, a second fixing seat is hinged on the lower support rod, and the second fixing seat is connected with the lifting bottom plate.
5. The high-precision electric cutting machine according to claim 4, wherein the upper supporting rod is hinged with a pull rod, the other end of the pull rod is rotatably connected with an eccentric wheel, and the eccentric wheel is connected with the transmission shaft.
CN202210336576.XA 2022-04-01 2022-04-01 High-precision electric cutting machine Active CN114619519B (en)

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Application Number Priority Date Filing Date Title
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CN114619519B true CN114619519B (en) 2023-11-10

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意大利悬臂液压裁断机的位置伺服原理;金绍文;;中国皮革(03);41-43 *
浅析旋转刀式胶片裁断机的特点及发展趋势;张世勇;;考试周刊(20);128 *
液压裁断机;全岳;;中国皮革(07);34-37 *

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