CN216680455U

CN216680455U - Foot-operated electric shears

Info

Publication number: CN216680455U
Application number: CN202122855908.9U
Authority: CN
Inventors: 陈元; 刘慧丹; 王洪君; 江水林; 钟日新
Original assignee: Zhaoqing Hongwang Metal Industrial Co Ltd
Current assignee: Zhaoqing Hongwang Metal Industrial Co Ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-06-07
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a pedal type electric shearing machine which comprises a rack, a cutting knife, a driving mechanism and a control structure, wherein the rack comprises two side walls and a top plate connected to the tops of the two side walls, the cutting knife is arranged above the top plate in a lifting manner, the driving mechanism is used for driving the cutting knife to lift in a reciprocating manner, the control structure comprises a clutch and a pedal rod, the clutch is provided with two clutch parts which are matched, the disconnection state of the driving mechanism and the cutting knife is controlled through the separation or connection matching of the two clutch parts, the pedal rod is connected with the clutch, the pedal rod swings through stepping on the pedal rod so as to control the opening and closing of the clutch, and the driving mechanism correspondingly drives the cutting knife to lift in a reciprocating manner or stop lifting. The plate shearing device can artificially control the shearing of the plate by treading, and has the advantages of convenient operation and high shearing efficiency.

Description

Foot-operated electric shears

Technical Field

The utility model relates to the field of plate shearing equipment, in particular to a pedal type electric shearing machine.

Background

The steel plate is a plate material with wide application, and the steel plate processed by the steel plate processing line needs to be sheared into required specifications when being applied. The shearing method adopts a universal shearing machine and adopts manual shearing by using common scissors. Although manual shearing is simple and easy, the defects of irregular cut, low shearing speed, low efficiency and the like exist; although the existing standard shearing machine has high automation degree, the structure is complex, the use cost is high, in the use process, if the shearing position of the steel plate needs to be frequently adjusted, the shearing machine needs to be started and stopped for many times, and the process needs two persons to operate in a matched mode or one person to operate at two ends, so that the shearing efficiency is low, and the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a pedal type electric shearing machine which can artificially control the shearing of plates by stepping, is convenient to operate and has high shearing efficiency.

The technical scheme of the utility model is as follows: a pedal type electric shearing machine is composed of machine frame consisting of two side walls and a top plate, cutting knife arranged above said top plate in lifting mode, drive mechanism on said machine frame for driving said cutting knife to move up and down reciprocally to cut off plate, and control mechanism for controlling the connection and disconnection between drive mechanism and cutting knife, the other clutch component is sleeved on one side of the flywheel, the separation and the connection of the flywheel and the main shaft are controlled through the separation or connection matching of the two clutch components, the pedal rod is connected with the clutch, the pedal rod is swung and rotated through stepping on the pedal rod to control the opening and closing of the clutch, when the flywheel is connected with the main shaft, the motor drives the flywheel to rotate to drive the main shaft and the two cranks to rotate, the two cranks rotate to drive the connecting rod to lift, the cutter is correspondingly driven to reciprocate to lift, when the flywheel is separated from the main shaft, the main shaft and the two cranks stop rotating, and the cutter stops lifting.

Further, the frame includes two stands, and the coexistence post sets up in the top surface both sides of roof relatively, and the guide slot has been seted up respectively in the coexistence post ground and along vertical direction, and the cutter both ends are installed respectively in the guide slot.

Furthermore, the pedal rod comprises a cross rod and longitudinal rods vertically connected to two ends of the cross rod, wherein one end of one longitudinal rod is rotatably mounted on one side wall of the rack, the other longitudinal rod is connected with the clutch, the cross rod is pedaled, the cross rod drives the longitudinal rods to swing around the rotating position, and the clutch part of the clutch is driven to rotate so as to control the opening and closing of the clutch.

Furthermore, the control structure comprises two reset elastic pieces, one end of each reset elastic piece is connected to the side wall of the rack, and the other end of each reset elastic piece is connected to the cross rod and used for controlling the cross rod to reset after swinging.

Furthermore, a cutting buffer structure is arranged on the cutter and comprises a plurality of press feet, and the press feet can be elastically arranged at the bottom side of the cutter in a lifting manner and are used for elastically pressing and supporting the plate.

Further, cut buffer structure and include two mounting panels, two montants, slide and two buffer spring, each mounting panel one end sets firmly on the cutter top surface, the other end extends to cutter one side, each montant is established immediately at the mounting panel fixedly and pierces through the mounting panel downwards, slide slidable ground cover is established on two montants, each buffer spring overlaps and is established on the montant that corresponds, and each buffer spring one end is connected in the mounting panel bottom surface, the top surface at the slide is connected to the other end, under natural state, a plurality of presser feet protrusion downwards in the cutter bottom surface.

Compared with the prior art: the utility model provides a pedal type electric shearing machine, which can conveniently lead a vertical rod of a pedal rod to swing around a hinged position by stepping on the pedal rod or loosening the pedal rod so as to control the opening and closing of a clutch, and then control a driving mechanism to drive a cutter to reciprocate or stop lifting through the clutch so as to control the starting and ending of a plate shearing process, so that the shearing position of the plate can be adjusted at any time in the plate shearing process, and the shearing efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention.

FIG. 2 is a schematic diagram of the operation of the present invention in which the crank cooperates with the connecting rod to drive the cutter to move up and down.

Detailed Description

The following describes in further detail embodiments of the present invention with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

Referring to fig. 1, a pedal type electric shearing machine includes a frame 1, a cutter 2, a driving mechanism 3, a control structure 4 and a cutting buffer structure 5, wherein the frame 1 includes two side walls 11 and a top plate 12 connected to the tops of the two side walls 11, the cutter 2 is arranged above the top plate 12 in a lifting manner along a plate shearing direction, and the cutter 2 and the top surface of the top plate 12 are arranged in a staggered manner. The driving mechanism 3 is arranged on the frame 1 and used for driving the cutter 2 to reciprocate and cut off the plate. The control structure 4 is arranged on the frame 1 and used for controlling the disconnection state of the driving mechanism 3 and the cutter 2, when the control structure 4 controls the driving mechanism 3 to be connected with the cutter 2, the driving mechanism 3 drives the cutter 2 to reciprocate to lift so as to cut off the plate, and when the control structure 4 controls the driving mechanism 3 to be disconnected with the cutter 2, the cutter 2 stops shearing the plate. The cutting buffer structure 5 is arranged on the cutter 2 and used for pressing the plate against the top plate 12 when the driving mechanism 3 drives the cutter 2 to descend to the top surface of the top plate 12 so as to prevent the plate from moving and causing poor plate cutting quality.

The rack 1 comprises two upright posts 13, the two upright posts 13 are oppositely arranged on two sides of the top surface of the top plate 12, the two upright posts 13 are oppositely provided with guide grooves along the vertical direction, two ends of the cutter 2 are respectively arranged in the guide grooves, and the cutter 2 is driven by the driving mechanism 3 to lift to the top surface of the top plate 12 along the guide grooves to cut off the plates. In this embodiment, the top plate 12 is provided with a knife slot for the knife 2 to pass through and cut the plate.

Referring to fig. 1 and 2, the driving mechanism 3 includes a motor 31, a main shaft 32, a flywheel 33, two cranks 34, and two connecting rods 35, the motor 31 is disposed on the frame 1, the main shaft 32 is installed between two side walls 11 of the frame 1, and one end of the main shaft 32 extends to one side of one side wall 11. The flywheel 33 is installed at one end of the main shaft 32, and an output shaft of the motor 31 is in transmission connection with the flywheel 33 and used for driving the flywheel 33 and the main shaft 32 to rotate. Two cranks 34 are respectively arranged on the main shaft 32, one end of each connecting rod 35 is propped against the crank 34 in a lifting way, and the other end passes through the top plate 12 of the machine frame 1 to be connected with the cutter 2. The motor 31 drives the main shaft 32 to rotate, the crank 34 is driven by the main shaft 32 to rotate to drive the connecting rod 35 to lift, and the connecting rod 35 further drives the cutter 2 to lift so as to cut off the plate.

The control structure 4 comprises a clutch 41 and a pedal lever 42, the clutch 41 has two clutch components which are matched, one of the clutch components is installed on the main shaft 32, the other clutch component is sleeved on one side of the flywheel 33, the separation and the combination of the flywheel 33 and the main shaft 32 are controlled by the separation or the combination of the two clutch components, the pedal lever 42 is connected with the clutch 41, the pedal lever 42 is hinged on the side wall 11, and the pedal lever 42 swings around the hinged position of the pedal lever 42 and the side wall 11 by stepping on the pedal lever 42, so that the opening and closing of the clutch 41 are controlled. Specifically, when the flywheel 33 is engaged with the main shaft 32, the motor 31 drives the flywheel 33 to rotate to drive the main shaft 32 and the two cranks 34 to rotate, the two cranks 34 rotate to drive the corresponding connecting rods 35 to lift, and the connecting rods 35 correspondingly drive the cutter 2 to lift in a reciprocating manner, so that the cutter 2 is matched with the top plate 12 to cut off the plate; when the flywheel 33 is separated from the main shaft 32, the motor 31 cannot drive the main shaft 32 to rotate through the flywheel 33, the main shaft 32 and the two cranks 34 stop rotating, the corresponding connecting rods 35 stop driving the cutter 2 to lift, and the shearing process stops.

Furthermore, the pedal rod 42 includes a cross rod and vertical rods vertically connected to two ends of the cross rod, wherein one end of the vertical rod is pivotally mounted on a side wall 11 of the frame 1, the other vertical rod is connected to the clutch 41, the cross rod drives the vertical rod to swing around the pivot, and drives the clutch component of the clutch 41 to rotate, so as to control the opening and closing of the clutch 41. The control structure 4 further comprises two elastic restoring members 43, one end of each elastic restoring member 43 is connected to the side wall 11 of the rack 1, and the other end of each elastic restoring member is connected to the cross bar, so as to control the cross bar to restore after swinging. Specifically, when the cross bar of the pedal lever 42 is stepped on, the cross bar overcomes the reset elastic piece 43 to drive the longitudinal bar to swing around the swinging position of the longitudinal bar and the side wall 11, two clutch parts of the clutch 41 are connected, and then the flywheel 33 is controlled to be connected with the main shaft 32, so that the cutter 2 is driven to lift and cut off the plate; the cross rod of the pedal rod 42 is released, the cross rod is bounced to reset under the driving of the reset elastic piece 43, so that two clutch parts of the clutch 41 are separated, the clutch 41 further controls the flywheel 33 to be separated from the main shaft 32, the cutter 2 stops lifting, and the plate shearing process stops.

The cutting buffer structure 5 comprises a plurality of press feet 51, the press feet 51 are arranged at the bottom side of the cutter 2 in an elastic lifting manner and are used for elastically pressing the plate against the top plate 12 of the rack 1 when the cutter 2 lifts and cuts the plate, and the press feet 51 protrude downwards from the bottom surface of the cutter 2 in a natural state so as to press the plate before the cutter 2 cuts the plate. Cut buffer structure 5 and still include two mounting panels 52, two montants 53, slide 54 and two buffer spring 55, each mounting panel 52 one end sets firmly on cutter 2 top surface, and the other end extends to cutter 2 one side, and each montant 53 is established at mounting panel 52 and is penetrated mounting panel 52 downwards fixedly immediately, slide 54 slidable ground cover is established on two montants 53, slides along two montants 53 and goes up and down, and each buffer spring 55 cover is established on corresponding montant 53, and each buffer spring 55 one end is connected in mounting panel 52 bottom surface, and the top surface at slide 54 is connected to the other end for pressure when automatic adaptation slide 54 slides along two montants 53. The presser foot 51 descends along with the cutter 2 under the driving of the driving mechanism 3 until the presser foot 51 elastically presses the plate material against the top plate 12 of the frame 1, and when the cutter 2 continues to descend to cut the plate material, the sliding plate 54 overcomes the elastic force of the buffer spring 55 to drive the presser foot 51 to ascend, so as to avoid the presser foot 51 from crushing the plate material.

In addition, the side surface of the cutting knife 2 is fixedly provided with the guide blocks 56 which are oppositely arranged, the two guide blocks 56 are oppositely arranged and respectively provided with a sliding groove along the vertical direction, two ends of the sliding plate 54 are respectively arranged in the sliding grooves, the sliding grooves are used for guiding the sliding plate 54 to lift, and the effect that the presser foot 51 presses against the plate is prevented from being influenced by the deviation of the sliding plate 54 in the lifting process.

In conclusion, the utility model conveniently controls the clutch 41 to open and close by stepping on the pedal rod 42 or loosening the pedal rod 42 to enable the vertical rod of the pedal rod 42 to swing around the hinged part, and the clutch 41 further controls the driving mechanism 3 to drive the cutter 2 to reciprocate up and down or stop up and down, so as to control the start and the end of the plate shearing process, so that the shearing position of the plate can be adjusted at any time in the plate shearing process, and the shearing efficiency is improved; and the side surface of the cutter 2 is provided with a presser foot 51 which can be elastically pressed against the plate so as to prevent the plate from moving when the cutter 2 cuts the plate, thereby improving the cutting quality.

Any combination of the various embodiments of the present invention should be considered as disclosed in the present invention, unless the inventive concept is contrary to the present invention; within the scope of the technical idea of the utility model, any combination of various simple modifications and different embodiments of the technical solution without departing from the inventive idea of the present invention shall fall within the protection scope of the present invention.

Claims

1. The utility model provides a foot-operated electric shears, includes frame (1), cutter (2), actuating mechanism (3) and control structure (4), and frame (1) includes both sides wall (11) and connects roof (12) at both sides wall (11) top, roof (12) top is located to cutter (2) liftable ground, and actuating mechanism (3) are located on frame (1) for drive cutter (2) reciprocal lift to cut off panel, control structure (4) are used for controlling the disconnected state of actuating mechanism (3) and cutter (2), its characterized in that: the driving mechanism (3) comprises a motor (31), a main shaft (32), a flywheel (33), two cranks (34) and two connecting rods (35), the main shaft (32) is installed between two side walls (11) of the rack (1), the flywheel (33) is installed at one end of the main shaft (32), an output shaft of the motor (31) is in transmission connection with the flywheel (33) and is used for driving the flywheel (33) and the main shaft (32) to rotate, the two cranks (34) are respectively installed on the main shaft (32), one end of each connecting rod (35) can be abutted to the crank (34) in a lifting mode, the other end of each connecting rod is connected with a cutter (2), the control structure (4) comprises a clutch (41) and a pedal rod (42), the clutch (41) is provided with two clutch parts which are matched, one clutch part is installed on the main shaft (32), the other clutch part is sleeved on one side of the flywheel (33), and the separation and the joint of the flywheel (33) and the main shaft (32) are controlled through the separation or joint of the two clutch parts, the pedal rod (42) is connected with the clutch (41), the pedal rod (42) swings through stepping on the pedal rod (42) to control the opening and closing of the clutch (41), when the flywheel (33) is connected with the main shaft (32), the motor (31) drives the flywheel (33) to rotate to drive the main shaft (32) and the two cranks (34) to rotate, the two cranks (34) rotate to drive the connecting rod (35) to lift and correspondingly drive the cutter (2) to reciprocate, when the flywheel (33) is separated from the main shaft (32), the main shaft (32) and the two cranks (34) stop rotating, and the cutter (2) stops lifting.

2. The foot-operated electric shear of claim 1, wherein: the frame (1) comprises two upright columns (13), the two upright columns (13) are oppositely arranged on two sides of the top surface of the top plate (12), guide grooves are oppositely formed in the two upright columns (13) and in the vertical direction respectively, and two ends of the cutter (2) are respectively installed in the guide grooves.

3. The foot-operated electric shear of claim 2, wherein: the pedal rod (42) comprises a cross rod and longitudinal rods vertically connected to two ends of the cross rod, wherein one end of each longitudinal rod is arranged on one side wall (11) of the rack (1) in a swinging mode, the other longitudinal rod is connected with the clutch (41), the cross rod is used for pedaling the cross rod, the cross rod drives the longitudinal rods to swing around swinging positions, and the clutch parts of the clutch (41) are driven to rotate so as to control the clutch (41) to be opened and closed.

4. A pedal-powered electric shear according to claim 3, wherein: the control structure (4) comprises two reset elastic pieces (43), one end of each reset elastic piece (43) is connected to the side wall (11) of the rack (1), and the other end of each reset elastic piece is connected to the cross rod and used for controlling the cross rod to reset after swinging.

5. The foot-operated electric shear of claim 1, wherein: the plate cutting machine is characterized in that a cutting buffer structure (5) is arranged on the cutter (2), the cutting buffer structure (5) comprises a plurality of press feet (51), and the press feet (51) can be elastically arranged at the bottom side of the cutter (2) in a lifting mode and are used for elastically pressing a plate.

6. The foot-operated electric shear of claim 5, wherein: cut buffer structure (5) and include two mounting panels (52), two montants (53), slide (54) and two buffer spring (55), each mounting panel (52) one end sets firmly on cutter (2) top surface, the other end extends to cutter (2) one side, each montant (53) are established at mounting panel (52) and are penetrated mounting panel (52) downwards fixedly immediately, slide (54) slidable ground cover is established on two montants (53), each buffer spring (55) cover is established on corresponding montant (53), and each buffer spring (55) one end is connected in mounting panel (52) bottom surface, the other end is connected at the top surface of slide (54), under natural state, a plurality of presser feet (51) protrusion in cutter (2) bottom surface downwards.