Plate shearing mechanism of hydraulic plate shearing machine

Abstract

The plate shearing mechanism of the hydraulic plate shearing machine comprises a base, the outer side of the base is fixedly connected with two driving motors, the output ends of the driving motors penetrate through the base and are inwards provided with two-way screw rods, the two-way screw rods are in threaded connection with two threaded blocks, two open grooves are formed in the upper portion of the base, and the two open grooves are in threaded connection with the two threaded blocks. The threaded block penetrates through the open groove and is fixedly connected with clamping plates upwards, a connecting frame is fixedly connected to the middle of the upper portion of the base, and the threaded block can drive the two clamping plates to move relatively by arranging the driving motor, the two-way screw and the open groove, so that the two ends of a steel plate can be stably clamped; and meanwhile, the situation of displacement of the steel plate can be prevented, and the stability and efficiency of plate shearing can be improved by arranging a sliding groove and a sliding block to be matched with the plate shearing mechanism.

Description

Technical Field

[0001] The utility model relates to the field of plate shearing machines, in particular to a plate shearing mechanism of a hydraulic plate shearing machine. Background Art

[0002] Shearing machine is a kind of equipment with a wide range of uses. It is mainly used in the metal processing industry. It fixes the steel plate through the shearing machine pressing frame and uses the relative movement between the upper and lower blades to apply shearing force to metal plates of various thicknesses. Its main function is the metal processing industry. The products are widely used in aviation, light industry, metallurgy, chemical industry, shearing machine is a kind of forging machinery. It provides the required special machinery and complete sets of equipment for the construction, shipbuilding, automobile, electric power, electrical appliances, decoration and other industries. With the development of society, the use of shearing machine is becoming more and more extensive.

[0003] Most existing shearing machines use manual labor to place the plate to be cut between two blades. Manual placement can easily cause the plate to be skewed, and the plate cannot be effectively fixed. When the cutting blade contacts the plate, the plate is easily skewed, affecting the cutting effect. In addition, the blade on the shearing machine is more likely to wear and damage when processing the plate. Therefore, the method of replacing the blade body of the shearing blade is not convenient and fast enough, which can easily affect the processing efficiency of the entire device. Utility Model Content

[0004] The utility model aims to provide a shearing mechanism of a hydraulic shearing machine, which solves the problem in the prior art that the plate to be cut is often placed manually between two blades, which easily causes the plate to be skewed and affects the cutting effect.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solution: a shearing mechanism of a hydraulic shearing machine, comprising a base, two drive motors are fixedly connected to the outside of the base, the output end of the drive motor passes through the base and is provided with a bidirectional screw inwardly, the bidirectional screw is threadedly connected to two threaded blocks, and two slots are provided on the top of the base;

[0006] The threaded block passes through the slot and is fixedly connected with a clamping plate upwards, and the upper middle part of the base is fixedly connected with a connecting frame.

[0007] As a further description of the above technical solution: a first shearing blade is correspondingly provided at the inner bottom of the connecting frame, and a cylinder is fixedly connected to the upper middle part of the connecting frame.

[0008] As a further description of the above technical solution: the extended end of the cylinder passes through the connecting frame and is fixedly connected inwardly to a connecting plate, and a mounting plate is fixedly connected below the connecting plate.

[0009] As a further description of the above technical solution: a second shearing blade is provided below the mounting plate, and a limiting groove is provided inside the mounting plate.

[0010] As a further description of the above technical solution: the upper end of the second shearing blade is fixedly connected to a limiting block, and the limiting block corresponds to the limiting groove.

[0011] As a further description of the above technical solution: screw holes are provided inside the limiting block and the limiting groove, and positioning bolts are connected to the internal threads of the screw holes.

[0012] As a further description of the above technical solution: sliding grooves are provided at both ends of the inner side of the connecting frame, and sliding blocks are fixedly connected to both ends of the connecting plate, and the sliding blocks are slidably connected inside the sliding grooves.

[0013] The utility model has the following beneficial effects:

[0014] 1. Compared with the existing technology, the shearing mechanism of this hydraulic shearing machine can make the threaded block drive the two clamping plates to move relative to each other by setting a driving motor, a bidirectional screw and a slot, so as to stably clamp the two ends of the steel plate, thereby ensuring the stability of the steel plate during shearing and preventing the displacement of the steel plate. At the same time, the provision of a slide groove and a slider in conjunction with the shearing mechanism can improve the stability and efficiency of its shearing.

[0015] 2. Compared with the existing technology, the shearing mechanism of this hydraulic shearing machine can install and disassemble the second shearing blade by setting a limit block, a limit groove, a screw hole and a positioning bolt, so that the staff can easily replace the second shearing blade and improve its convenience.

[0016] Additional aspects and advantages of the present invention will be given in part in the following description and will become apparent from the following description or learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention will be further described below with reference to the accompanying drawings and embodiments;

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0019] Figure 2 It is a schematic diagram of the internal structure of the connecting frame of the present utility model.

[0020] Figure 3 This is a schematic diagram of the installation structure of the second shearing blade of the present invention.

[0021] Figure 4 It is a structural diagram of A in the present utility model.

[0022] Legend:

[0023] 1. Base; 2. Drive motor; 3. First shear blade; 4. Second shear blade; 5. Mounting plate; 6. Slider; 7. Slide; 8. Connecting plate; 9. Cylinder; 10. Connecting frame; 11. Positioning bolt; 12. Limit block; 13. Limit slot; 14. Screw hole; 15. Clamp; 16. Threaded block; 17. Bidirectional screw; 18. Slot DETAILED DESCRIPTION

[0024] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0025] Reference Figure 1-4 The utility model provides an embodiment of a shearing mechanism of a hydraulic shearing machine, comprising a base 1, two drive motors 2 are fixedly connected to the outside of the base 1, the output end of the drive motor 2 passes through the base 1 and is provided with a bidirectional screw 17 inwardly. By starting the drive motor 2, the bidirectional screw 17 can be driven to rotate. Two threaded blocks 16 are threadedly connected to the bidirectional screw 17, and two slots 18 are provided on the top of the base 1;

[0026] The threaded block 16 passes through the slot 18 and is fixedly connected to the clamping plate 15 upward. The upper middle part of the base 1 is fixedly connected to the connecting frame 10. Under the action of the threaded connection, the threaded block 16 can drive the clamping plate 15 to move relative to each other. The clamping plate 15 can position and clamp the two ends of the steel plate to ensure the stability of the steel plate during shearing.

[0027] The first shearing blade 3 is correspondingly provided at the inner bottom of the connecting frame 10, and a cylinder 9 is fixedly connected to the upper middle part of the connecting frame 10. The extended end of the cylinder 9 passes through the connecting frame 10 and is fixedly connected to the connecting plate 8 inwardly. The lower part of the connecting plate 8 is fixedly connected to the mounting plate 5. By starting the cylinder 9, the connecting plate 8 and the second shearing blade 4 can be driven to move downward, thereby cooperating with the first shearing blade 3 to complete the shearing operation of the steel plate;

[0028] A second shearing blade 4 is provided below the mounting plate 5. A limiting groove 13 is provided inside the mounting plate 5. The upper end of the second shearing blade 4 is fixedly connected to a limiting block 12. The limiting block 12 corresponds to the limiting groove 13. The correspondence between the limiting block 12 and the limiting groove 13 enables the second shearing blade 4 to be quickly installed, thereby facilitating disassembly and replacement by the staff.

[0029] The inside of the limiting block 12 and the limiting groove 13 is provided with a threaded hole 14, the inside of the threaded hole 14 is screwed with a positioning bolt 11, when the second plate shearing blade 4 needs to be disassembled, the positioning bolt 11 is screwed to take out the limiting block 12 from the inside of the limiting groove 13, so that the second plate shearing blade 4 can be disassembled and replaced, the convenience and practicality of the device are improved;

[0030] The inner side of the connecting frame 10 is provided with a sliding groove 7 at both ends, and the both ends of the connecting plate 8 are fixedly connected with sliding blocks 6 which are slidingly connected in the sliding grooves 7, the stability of the shearing assembly during lifting operation is improved by setting the sliding blocks 6 and the sliding grooves 7, and the practicality of the device is improved.

[0031] Working principle: when the device is in use, first, the steel plate is placed on the upper end of the base 1, then the two driving motors 2 on the outside are started to drive the bidirectional screw rod 17 to rotate, under the action of the threaded connection, the threaded block 16 drives the two clamping plates 15 above to move relatively, the two ends of the steel plate are positioned and clamped by the clamping plates 15, the stability of the steel plate during shearing is improved, then the cylinder 9 above is started to drive the connecting plate 8 and the second plate shearing blade 4 to move downward, so as to complete the shearing operation of the steel plate with the first plate shearing blade 3 at the bottom, when the second plate shearing blade 4 needs to be disassembled, the positioning bolt 11 is screwed to take out the limiting block 12 from the inside of the limiting groove 13, so that the second plate shearing blade 4 can be disassembled and replaced, the convenience and practicality of the device are improved.

[0032] The above embodiment of the utility model is described in detail in combination with the drawings, but the utility model is not limited to the above embodiment, within the knowledge range of ordinary skill in the art, various changes can be made without departing from the purpose of the utility model.

Claims

1. A shearing mechanism of a hydraulic shearing machine, comprising a base (1), characterized in that: Two drive motors (2) are fixedly connected to the outside of the base (1); the output end of the drive motor (2) passes through the base (1) and is provided with a bidirectional screw (17) inwardly; two threaded blocks (16) are threadedly connected to the bidirectional screw (17); and two slots (18) are provided on the top of the base (1); The threaded block (16) passes through the slot (18) and is fixedly connected to a clamping plate (15) upwards, and the upper middle portion of the base (1) is fixedly connected to a connecting frame (10).

2. The shearing mechanism of a hydraulic shearing machine according to claim 1, characterized in that: A first shearing blade (3) is correspondingly provided at the inner bottom of the connecting frame (10), and a cylinder (9) is fixedly connected to the upper middle portion of the connecting frame (10).

3. The shearing mechanism of the hydraulic shearing machine according to claim 2, characterized in that: The extended end of the cylinder (9) passes through the connecting frame (10) and is fixedly connected inwardly to a connecting plate (8), and a mounting plate (5) is fixedly connected below the connecting plate (8).

4. The shearing mechanism of the hydraulic shearing machine according to claim 3, characterized in that: A second shearing blade (4) is provided below the mounting plate (5), and a limiting groove (13) is provided inside the mounting plate (5).

5. The shearing mechanism of the hydraulic shearing machine according to claim 4, characterized in that: The upper end of the second shearing blade (4) is fixedly connected to a limiting block (12), and the limiting block (12) corresponds to the limiting groove (13).

6. The shearing mechanism of the hydraulic shearing machine according to claim 5, characterized in that: The limiting block (12) and the limiting groove (13) are both provided with screw holes (14) inside, and the internal threads of the screw holes (14) are connected with positioning bolts (11).

7. The shearing mechanism of the hydraulic shearing machine according to claim 3, characterized in that: Slide grooves (7) are provided at both ends of the inner side of the connecting frame (10), and sliders (6) are fixedly connected to both ends of the connecting plate (8), and the sliders (6) are slidably connected inside the slide grooves (7).

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