Efficient hydraulic cutting device

Abstract

The utility model discloses an efficient hydraulic cutting device, and belongs to the technical field of cutting. The efficient hydraulic cutting device comprises a base, side plates are arranged above the base, a cutting mechanism for cutting the two sides of a workpiece is arranged between the side plates, and the side plates are provided with feeding ports allowing metal plates to be inserted into the cutting mechanism. The cutting mechanism comprises an upper cutter and lower cutters, the lower cutters are arranged on a cutting table, the cutting table is horizontally fixed between the side plates, the upper cutter is located between the two lower cutters, one end of the upper cutter is hinged to a fixing block arranged on the cutting table, and a power structure for driving the upper cutter to rotate to cut the metal plate is arranged on the side plates; and a pressing structure for positioning and pressing the metal plate is arranged on the side plate. By the adoption of the efficient hydraulic cutting device, the problems that an existing cutting device is low in cutting efficiency and complex in structure can be solved.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting, in particular to a high-efficiency hydraulic cutting device. Background Art

[0002] During the processing of metal sheets, it is often necessary to cut the metal sheets, on the one hand to obtain the required size, and on the other hand to obtain a flat end surface, so as to facilitate welding the metal sheets together. At present, the cutting of metal sheets is generally carried out by saw blades, and the sheet or saw blade is driven by a moving module to move, thereby achieving the cutting of the sheet.

[0003] The existing patent CN202221598990.X discloses a cutting device for processing metal products, including a base, a workbench and a No. 1 bracket on both sides of the upper surface of the base, a No. 2 bracket and a limit plate are installed on the top of the workbench, and the No. 2 bracket is covered above the limit plate, and a No. 1 cylinder is installed on the side of the top of the No. 2 bracket close to the No. 1 bracket, and the push end of the No. 1 cylinder extends downward and is installed with a pressure plate, and the metal sheet to be processed is set below the No. 2 bracket and slides through the limit plate, and the pressure plate is set on the upper surface of the metal sheet. The utility model drives the pressure plate to press and position the metal sheet by the No. 1 cylinder, which is convenient for subsequent stable cutting, thereby improving the cutting accuracy, and the No. 2 cylinder drives the cutting machine to move downward, so that the metal sheet can be cut to a fixed length, which brings convenience to the processing of the metal sheet.

[0004] The existing patent CN201822019840.9 discloses a high-precision metal sheet cutting device, including a machine base, a first support frame is arranged on one side edge of the top surface of the machine base, and a second support frame is arranged on the other side edge corresponding to the top surface, the first support frame and the second support frame are respectively fixedly arranged with supports in the middle of the top surfaces, a cross plate is arranged above the support, the cross plate is fixed to the support, and a servo motor and a cutting knife housing are arranged on the top surface thereof, and a cutting knife movably connected to the cutting knife housing is arranged in the cutting knife housing; the cutting device is provided with first and second grooves corresponding to each other on the first support frame and the second support frame, and the cutting knife is arranged in combination, and the metal sheet is pushed toward the cutting knife along the first groove and the second groove during cutting, so as to ensure that the sheet will not shake and shift during cutting, and the cutting accuracy can be effectively ensured, and the reinforcement block provided can ensure the compressive resistance of the first support frame and the second support frame.

[0005] The above patents all use saw blades to cut the plates, and corresponding lifting structures and moving components need to be set up to achieve the lifting and movement of the cutting blade to meet the cutting needs of the plates. The above patents are not only complex in structure, but also can only achieve one-pass cutting each time. When the plates are assembled and welded to a fixed length, the plates need to be cut multiple times and then welded, which affects the cutting efficiency of the plates. Utility Model Content

[0006] The utility model aims to provide a high-efficiency hydraulic cutting device to solve the problems of low cutting efficiency and complex structure of the existing cutting devices.

[0007] To achieve the above-mentioned purpose, the utility model provides a high-efficiency hydraulic cutting device, including a base, side plates are arranged above the base, a cutting mechanism for performing bilateral cutting of a workpiece is arranged between the side plates, and a feed port for inserting a metal plate into the cutting mechanism is arranged on the side plates; the cutting mechanism includes an upper cutter and a lower cutter, the lower cutter is arranged on a cutting table, the cutting table is horizontally fixed between the side plates, the upper cutter is located between the two lower cutters, one end of the upper cutter is hinged to a fixed block arranged on the cutting table, and a power structure is arranged on the side plate to drive the upper cutter to rotate to cut the metal plate; a clamping structure is arranged on the side plate to position and clamp the metal plate.

[0008] Preferably, the power structure includes a force plate, which is arranged above the upper cutter, the middle part of the force plate is hinged to the fixed seat, the fixed seat is fixedly arranged on the side plate, one end of the force plate is hinged to the free end of the upper cutter through the connecting plate, the other end of the force plate is hinged to the piston rod of the cutting hydraulic cylinder, the cutting hydraulic cylinder is rotatably arranged on the mounting seat, and the mounting seat is fixedly arranged on the base.

[0009] Preferably, a roller is provided at the bottom of the base, a hydraulic pump and a control box are provided on the base, a pedal for controlling a switch of the hydraulic pump is provided on the base, and the hydraulic pump is connected to a cut-off hydraulic cylinder.

[0010] Preferably, one end of the feed port is provided with an opening on the side of the side plate, and the other end of the feed port is a blind end. A positioning block for positioning the metal plate is provided at the blind end of the feed port, and the positioning block is fixed on the outer surface of the side plate.

[0011] Preferably, the clamping structure comprises a clamping cylinder, which is arranged on the side plate and located on both sides of the lower cutter, and a pressure plate for clamping the metal plate is arranged on the piston rod of the clamping cylinder.

[0012] Preferably, a material drop opening is provided in the middle of the cutting table, the material drop opening is located between the two lower cutting knives, and a material collection box is provided below the material drop opening, and the material collection box is placed on the base.

[0013] The high-efficiency hydraulic cutting device described in the utility model has two lower cutters on the cutting table, and the upper cutter is located between the two lower cutters, which can complete the cutting of two metal plates at the same time, thereby improving work efficiency. It is also beneficial to improve the flatness of the two cutting surfaces, and is convenient for the assembly and welding of the cutting surfaces. A clamping structure is provided above the cutting table, and the clamping structure clamps the metal plate, which is beneficial to improving the stability and accuracy of the metal plate cutting. The present application realizes the cutting of the metal plate by driving the force plate to rotate through the cutting hydraulic cylinder, thereby driving the upper cutter to rotate and move, and has a simple structure.

[0014] The technical solution of the utility model is further described in detail below through the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic cross-sectional structure diagram of an embodiment of a high-efficiency hydraulic cutting device of the utility model;

[0016] Figure 2 It is a rear view of an embodiment of a high-efficiency hydraulic cutting device of the utility model;

[0017] Figure 3 It is a side view of an embodiment of a high-efficiency hydraulic cutting device of the utility model.

[0018] Reference numerals

[0019] 1. Base; 2. Roller; 3. Side panel; 4. Mounting seat; 5. Cutting hydraulic cylinder; 6. Force plate; 7. Fixed seat; 8. Upper cutter; 9. Cutting table; 10. Lower cutter; 11. Clamping cylinder; 12. Feeding port; 13. Dropping port; 14. Collecting box; 15. Hydraulic pump; 16. Operating box; 17. Pressing plate; 18. Positioning block; 19. Pedal; 20. Fixed block; 21. Control box; 22. Connecting plate. DETAILED DESCRIPTION

[0020] The technical solution of the utility model is further described below through the accompanying drawings and embodiments.

[0021] Unless otherwise defined, the technical terms or scientific terms used in the present invention shall have the usual meanings understood by persons with ordinary skills in the field to which the present invention belongs. The words "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. Words such as "include" or "comprise" and the like mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. Words such as "connect" or "connected" and the like are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0022] Example

[0023] like Figure 1-3 As shown. A high-efficiency hydraulic cutting device includes a base 1, which provides support for the entire cutting device. The base 1 is a frame structure formed by welding a steel structure. A bottom plate is provided above the base 1 by welding or screwing, and side plates 3 are provided on both sides of the bottom plate by welding or screwing. A cutting mechanism for performing bilateral cutting on a workpiece is provided between the side plates 3.

[0024] The cutting mechanism includes an upper cutter 8 and a lower cutter 10, and the lower cutter 10 is arranged on a cutting table 9. The cutting table 9 is horizontally welded or fixed between the two side plates 3 by screws. The lower cutter 10 is fixed on the cutter holder by screws, and the cutting table 9 is provided with a long through hole for installing the cutter holder, and the cutter holder is provided with a connecting hole, and the bolt passes through the through hole and the connecting hole to lock and connect the cutter holder with the cutting table 9. Loosening the bolt can adjust the position of the cutter holder and the lower cutter 10 on the cutting table 9, and then adjust the distance between the two lower cutters 10 as needed. The top of the lower cutter 10 is flush with the upper surface of the cutting table 9, which is convenient for supporting the metal plate through the cutting table 9.

[0025] The upper cutter 8 is located between the two lower cutters 10, and the upper cutter 8 is located above the lower cutters 10. The upper cutter 8 applies pressure to the metal plate, and the plate is cut through the lower cutters 10. One end of the upper cutter 8 is hinged to the fixed block 20, and the fixed seat 7 is fixedly arranged on the cutting table 9, and the fixed seat 7 provides a support point for the rotation of the upper cutter 8.

[0026] A power structure is provided on the side plate 3 to drive the upper cutter 8 to rotate and cut the metal plate. The power structure includes a force plate 6, which is arranged above the upper cutter 8. The middle part of the force plate 6 is hinged to the fixed seat 7, and the fixed seat 7 is fixed to the side plate 3 by welding or screws. One end of the force plate 6 is connected to the free end of the upper cutter 8 through a connecting plate 22, and the two ends of the connecting plate 22 are respectively hinged to the force plate 6 and the upper cutter 8. The other end of the force plate 6 is hinged to the piston rod of the cutting hydraulic cylinder 5. The bottom end of the cutting hydraulic cylinder 5 is rotatably set on the mounting seat 4 through a pin shaft, and the mounting seat 4 is fixed on the base 1 by welding or screws.

[0027] The base 1 is provided with a hydraulic pump 15 and a control box 21, and the hydraulic pump 15 is connected to the cut-off hydraulic cylinder 5. The base 1 is provided with a pedal 19 for controlling the switch of the hydraulic pump 15. The side panel 3 is provided with an operation box 16, and the operation box 16 is provided with switch buttons of the hydraulic cylinder and the air cylinder, a display screen, etc. for parameter display. The operation box 16 and the control box 21 are electrically connected using existing technology as needed.

[0028] The side plate 3 is provided with a feed port 12 for inserting the metal plate into the cutting mechanism. One end of the feed port 12 is provided with an opening on the side of the side plate 3, and the other end of the feed port 12 is a blind end. The metal plate is inserted between the side plates 3 from the opening of the feed port 12. A positioning block 18 for positioning the metal plate is provided at the blind end of the feed port 12, and the positioning block 18 is fixed to the outer surface of the side plate 3 by welding or screws. The positioning block 18 positions the metal plate to facilitate cutting of the metal plate.

[0029] A clamping structure for positioning and clamping the metal plate is provided on the side plate 3. The clamping structure includes a clamping cylinder 11, which is fixedly arranged on the inner surface of the side plate 3. The clamping cylinder 11 is connected to an air pump, which can be arranged on the base 1. The clamping cylinder 11 is located on both sides of the lower cutter 10, and a pressing plate 17 for clamping the metal plate is fixedly arranged on the piston rod of the clamping cylinder 11, and the pressing plate 17 is located above the feed port 12. The pressing plate 17 is moved up and down by the expansion and contraction of the clamping cylinder 11, so that the metal plate is pressed above the cutting table 9 and the lower cutter 10 by the pressing plate 17, so that the metal plate is fixed on the lower cutter 10, and the accuracy and stability of the metal plate cutting are improved.

[0030] A material drop opening 13 is provided in the middle of the cutting table 9, and the material drop opening 13 is located between the two lower cutters 10. The length of the material drop opening 13 is not less than the width of the metal plate, so that after the upper cutter 8 applies pressure to the metal plate, the lower cutter 10 cuts the metal plate, and the waste cut between the two lower cutters 10 falls from the cutting table 9 through the material drop opening 13 under the pressure of the upper cutter 8. A material collection box 14 is provided below the material drop opening 13, and the material collection box 14 is placed on the bottom plate. The material collection box 14 is used to collect the waste after cutting.

[0031] A roller 2 is arranged at the bottom of the base 1. The roller 2 can adopt an existing universal wheel with a brake to facilitate the movement of the entire device.

[0032] When in use, firstly, two metal plates are placed into the cutting device through the feed ports 12 on the side panels, the metal plates are placed on the cutting table 9, the positioning blocks 18 are used to position the metal plates, the positions of the metal plates are adjusted, the cylinder is started, the cylinder extends to drive the pressing plate 17 to press down, the pressing plate 17 presses the metal plates tightly against the cutting table 9 and the lower cutter 10, and the metal plates are pressed and positioned. The hydraulic pump 15 is started by the pedal 19 or the button on the operating box 16, the hydraulic pump 15 extends the cutting hydraulic cylinder 5, the piston rod of the cutting hydraulic cylinder 5 drives the force plate 6 to rotate, the force plate 6 drives the upper cutter 8 to rotate through the connecting plate 22, and the force plate 6 applies downward pressure to the free end of the upper cutter 8 through the connecting plate 22, so as to facilitate cutting of the metal plates. The upper cutter 8 rotates to apply downward pressure to the metal plate, and the metal plate is cut under the action of the lower cutter 10. The two lower cutters 10 are used to cut two metal plates at the same time, which improves the flatness of the metal plate cutting and facilitates the assembly and welding of the metal plates; and the upper cutter 8 can cut two metal plates at one time, which improves the cutting efficiency of the metal plates. The cut waste falls into the collection box 14 through the drop opening 13 for collection.

[0033] After the cutting is completed, the cylinder contracts, the pressing plate 17 moves upward, the cutting hydraulic cylinder 5 contracts, and the upper cutter 8 rotates and moves upward under the action of the force plate 6 to take the cut metal plate out from the feed port 12.

[0034] Therefore, the utility model adopts the above-mentioned high-efficiency hydraulic cutting device, which can solve the problems of low cutting efficiency and complex structure of the existing cutting device.

[0035] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that they can still modify or replace the technical solution of the utility model with equivalents, and these modifications or equivalent replacements cannot cause the modified technical solution to deviate from the spirit and scope of the technical solution of the utility model.

Claims

1. A high-efficiency hydraulic cutting device, characterized in that: It includes a base, side plates are arranged above the base, a cutting mechanism for performing bilateral cutting on the workpiece is arranged between the side plates, and a feed port for inserting the metal plate into the cutting mechanism is arranged on the side plates; the cutting mechanism includes an upper cutter and a lower cutter, the lower cutter is arranged on a cutting table, the cutting table is horizontally fixed between the side plates, the upper cutter is located between the two lower cutters, one end of the upper cutter is hinged to a fixed block arranged on the cutting table, and a power structure is arranged on the side plate to drive the upper cutter to rotate to cut the metal plate; a clamping structure is arranged on the side plate to position and clamp the metal plate.

2. A high-efficiency hydraulic cutting device according to claim 1, characterized in that: The power structure includes a force plate, which is arranged above the upper cutter. The middle part of the force plate is hinged to the fixed seat, and the fixed seat is fixedly arranged on the side plate. One end of the force plate is hinged to the free end of the upper cutter through a connecting plate, and the other end of the force plate is hinged to the piston rod of the cutting hydraulic cylinder. The cutting hydraulic cylinder is rotatably arranged on the mounting seat, and the mounting seat is fixedly arranged on the base.

3. A high-efficiency hydraulic cutting device according to claim 2, characterized in that: The bottom of the base is provided with rollers, a hydraulic pump and a control box are provided on the base, a pedal for controlling the switch of the hydraulic pump is provided on the base, and the hydraulic pump is connected with the cut-off hydraulic cylinder.

4. A high-efficiency hydraulic cutting device according to claim 1, characterized in that: One end of the feed port is provided with an opening on the side of the side plate, and the other end of the feed port is a blind end. A positioning block for positioning the metal plate is provided at the blind end of the feed port, and the positioning block is fixed on the outer surface of the side plate.

5. The high-efficiency hydraulic cutting device according to claim 1, characterized in that: The clamping structure comprises a clamping cylinder, which is arranged on the side plate and located on both sides of the lower cutter. A clamping plate for clamping the metal plate is arranged on the piston rod of the clamping cylinder.

6. The high-efficiency hydraulic cutting device according to claim 1, characterized in that: A material drop opening is arranged in the middle of the cutting table, and the material drop opening is located between the two lower cutting knives. A material collection box is arranged below the material drop opening, and the material collection box is placed on the base.

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