Fixed-length cutting machine

Abstract

The utility model relates to the technical field of plate cutting, and discloses a fixed-length cutting machine which comprises a machine frame, a plurality of conveying rollers and a driving roller are connected to the side wall of the machine frame in a rotating mode, a driven roller with the adjustable height is arranged over the driving roller, two first sliding grooves are symmetrically formed in the upper end of the machine frame, and sliding blocks are connected into the first sliding grooves in a sliding mode. The same tool rest is fixed to the side walls of the two sliding blocks, a first shearing block is fixed to the lower end of the tool rest, a second shearing block staggered with the first shearing block is fixed to the upper end of the rack, and a driving assembly, a measuring assembly and a reciprocating moving assembly are arranged on the side wall of the rack. And therefore, the plate can be driven to move to the required distance, fixed-length cutting can be carried out on the plate, the problem that fixed-length cutting cannot be carried out on the plate in the prior art is solved, and the practicability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to plate cutting technical field, concretely relates to a fixed length cutting machine. BACKGROUND

[0002] Plate shearing machine is the machine that one blade is relative to another blade and makes straight line movement and shears plate. It is due to the upper blade of movement and the lower blade of fixation, adopts reasonable blade gap, applies shearing force to various thicknesses of metal plate, and cuts and separates the plate. Plate shearing machine belongs to one kind of forging and pressing machinery, and is mainly used in metal processing industry.

[0003] At present, the existing invention patent with publication number CN102806685A discloses a plate cutting machine, which comprises a gantry frame, guide columns, an electromagnetic valve and upper and lower cutting knives, the upper cross beam of the gantry frame is fixed with the electromagnetic valve at the upper part, the upper cross beam on the two sides of the electromagnetic valve is symmetrically provided with guide sleeves, the guide sleeves are slidably connected with the guide columns, the upper ends of the two guide columns are fixedly connected with a connecting plate, the middle part of the connecting plate is fixedly connected with the valve block of the electromagnetic valve, the lower ends of the guide columns are fixedly connected with the upper cutting knife, and the lower cutting knife is fixed on the working platform of the gantry frame corresponding to the upper cutting knife.

[0004] In the above scheme, the existing technology can effectively cut the plate, but cannot cut the plate into the required size of the plate. UTILITY MODEL CONTENTS

[0005] The utility model discloses a fixed length cutting machine, through being equipped with driving roller and measuring assembly, can drive plate to move to the required distance, and then can cut the fixed length of plate, solve the problem that the prior art cannot cut the fixed length of plate, thereby improve practicality.

[0006] The utility model solves the technical problem scheme is:

[0007] A fixed length cutting machine, including the frame, the side wall of frame is rotatably connected with a plurality of conveying rollers and a driving roller, the positive driving roller is equipped with the passive roller of adjustable height above, the upper end of frame is formed with two first sliding grooves symmetrically, the first sliding groove is slidably connected with the sliding block, the side wall of two sliding blocks is fixed with same knife rest, the lower end of knife rest is fixed with first shearing block, the upper end of frame is fixed with the second shearing block that is set with first shearing block staggered, the side wall of frame is equipped with drive assembly, measuring assembly and reciprocating movement component.

[0008] When the plate needs to be cut, the plate is placed on the upper end of the plurality of conveying rollers, and one end of the plate is located between the driving roller and the driven roller. The height of the driven roller is adjusted so that the driven roller abuts against the upper end of the plate. Then the driving assembly is started to drive the driving roller to rotate and drive the plate to move under the action of the driven roller. Meanwhile, the number of rotations of the driving roller is measured by the measuring assembly, so that the moving distance of the plate can be calculated. When the plate is driven to move to the required distance, the driving assembly is controlled to stop working, and the reciprocating moving assembly is started to drive the first shearing block to move downward, so that the plate can be cut to a fixed length. The first shearing block can be driven to reciprocate by the reciprocating moving assembly, so that the plate can be continuously cut.

[0009] The driving roller and the measuring assembly are provided, so that the plate can be moved to the required distance, and then the plate can be cut to a fixed length. The problem that the plate cannot be cut to a fixed length in the prior art is solved, and the practicality is improved.

[0010] The utility model further provides: the driven roller of adjustable height includes two second sliding grooves which are symmetrically formed on the side wall of the rack, the driven roller is rotatably connected with a rectangular block on the extending end of the second sliding groove, the four sides of the rectangular block abut against the inner wall of the rack, a compression spring is fixed to the upper end of the rectangular block, the upper end of the compression spring is fixed to the inner wall of the rack, a screw rod is screwed to the upper end of the rack, and the lower end of the screw rod abuts against the upper end of the rectangular block.

[0011] When the height of the driven roller needs to be adjusted, the two screw rods are rotated to drive the two rectangular blocks to move downward, so that the driven roller can move downward, and the height of the rectangular block can be adjusted under the action of the compression spring, so that the height of the driven roller can be adjusted.

[0012] The utility model further provides: the driving assembly includes a first pulley fixed to the end of the driving roller, a first motor is fixed to the side wall of the rack, a second pulley is fixed to the output end of the first motor, and the same first belt is installed on the first pulley and the second pulley.

[0013] When the driving roller needs to be rotated, the first motor is started to drive the second pulley to rotate, and the second pulley rotates to drive the first pulley to rotate through the first belt, so that the driving roller can be rotated.

[0014] The utility model further provides: the measuring assembly includes a spoke wheel fixed to the side wall of the driving roller, a proximity sensor is arranged on one side of the spoke wheel, the proximity sensor is fixed to the side wall of the rack, the proximity sensor is electrically connected with a controller, and the controller is electrically connected with the first motor.

[0015] Through the above technical scheme, the driving roller rotates to drive the spoke wheel to rotate, when the moving distance of the plate needs to be measured, the number of rotations of the spoke wheel is measured by the proximity sensor, so that the number of rotations of the driving roller can be measured, and the moving distance of the plate can be calculated in turn, when the plate is moved to the required distance, the first motor is controlled to stop working by the controller, and the reciprocating moving assembly is started, so that the plate can be cut to length.

[0016] The utility model further sets up further: reciprocating moving assembly includes two connecting rods that symmetry rotates and connects in the lower end of tool holder, and the disc is rotatably connected in the connecting rod, and the same connecting shaft is fixed on the side wall of two discs, and the connecting shaft is eccentrically arranged with the disc, and the connecting shaft is fixed with the flywheel through one end of the rack, and the third pulley is fixed through the other end of the rack, and the second motor is arranged on one side of the collection assembly, and the fourth pulley is fixed on the output end of the second motor, and the same second belt is installed on the third pulley and the fourth pulley.

[0017] Through the above technical scheme, when the first shearing block needs to be driven to reciprocate, the second motor is started to drive the fourth pulley to rotate, the fourth pulley rotates to drive the third pulley to rotate through the second belt, the third pulley rotates to drive the connecting shaft to rotate, and the connecting shaft rotates to drive the two discs to rotate, and the two discs rotate to drive the tool holder to reciprocate through the two connecting rods, so that the first shearing block can be driven to reciprocate.

[0018] The utility model further sets up further: the collection assembly includes the support that sets up in the one side of the rack, and the second motor is fixed on the side wall of the support, and the stop lever is fixed on the upper end of the support, and the output plate is fixed on the side wall of the rack, and the output plate is located below the second shearing block.

[0019] Through the above technical scheme, the cut plate slides along the output plate and abuts against the side wall of the stop lever, so that multiple cut plates can be stacked together, and the cut plates can be conveniently carried to other places by the staff.

[0020] The utility model further sets up further: the first protection shell and the second protection shell are fixed on the side wall of the rack, and the third pulley and the fourth pulley are located in the first protection shell, and the flywheel is located in the second protection shell.

[0021] Through the above technical scheme, the staff is prevented from being injured by mistake, so that the safety of the utility model is improved.

[0022] The utility model has the advantages of:

[0023] Compared with the prior art, the driving roller and the measuring assembly are arranged, so that the plate can be moved to the required distance, and the plate can be cut to length, the problem that the plate cannot be cut to length in the prior art is solved, and the practicability is improved.

[0024] By being provided with the first protective shell and the second protective shell, the safety of the utility model is improved. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0026] Figure 2 It is a three-dimensional structure schematic view of the utility model after removing part of the connecting piece;

[0027] Figure 3 It is Figure 2 It is an enlarged view of A;

[0028] Figure 4 It is a three-dimensional structure schematic view of the utility model after removing part of the rack and part of the connecting piece;

[0029] Figure 5 It is a three-dimensional structure schematic view of part of the utility model.

[0030] Reference signs: 1, rack; 101, first sliding groove; 102, second sliding groove; 2, conveying roller; 3, driving roller; 4, driven roller; 5, sliding block; 6, cutter holder; 7, first shearing block; 8, second shearing block; 9, plate; 10, rectangular block; 11, compression spring; 12, screw rod; 13, first pulley; 14, first motor; 15, second pulley; 16, first belt; 17, spoke wheel; 18, proximity sensor; 19, connecting rod; 20, disc; 21, connecting shaft; 22, flywheel; 23, third pulley; 24, second motor; 25, fourth pulley; 26, second belt; 27, support; 28, stop lever; 29, output plate; 30, first protective shell; 31, second protective shell. DETAILED DESCRIPTION

[0031] The specific embodiments of the utility model will be further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but not to limit the scope of the utility model.

[0032] The following reference Figures 1 to 5 The utility model is described.

[0033] The utility model provides a fixed length cutting machine, including frame 1, the side wall of frame 1 is rotatably connected with a plurality of conveying rollers 2 and a driving roller 3, the positive driving roller 3 is equipped with a passive roller 4 of adjustable height above, the upper end of frame 1 is symmetrically shaped with two first sliding grooves 101, the first sliding groove 101 is slidably connected with sliding block 5, and the side wall of two sliding blocks 5 is fixed with the same tool rest 6, and the lower end of tool rest 6 is fixed with first cutting block 7, and the upper end of frame 1 is fixed with the second cutting block 8 of the dislocation setting of first cutting block 7, and the side wall of frame 1 is equipped with drive assembly, measuring assembly and reciprocating movement assembly.

[0034] When the plate 9 needs to be cut, the plate 9 is placed on the upper end of the plurality of conveying rollers 2, and one end of the plate 9 is located between the driving roller 3 and the passive roller 4, the height of the passive roller 4 is adjusted so that the passive roller 4 is pressed against the upper end of the plate 9, then the drive assembly is started to drive the driving roller 3 to rotate and drive the plate 9 to move under the action of the passive roller 4, and the number of rotations of the driving roller 3 is measured by the measuring assembly, so that the moving distance of the plate 9 can be calculated, when the plate 9 is driven to move to the required distance, the drive assembly is controlled to stop working, and the reciprocating movement assembly is started to drive the first cutting block 7 to move downward, so that the plate 9 can be cut to a fixed length, and the reciprocating movement assembly can drive the first cutting block 7 to reciprocate, so that the plate 9 can be continuously cut.

[0035] By providing the driving roller 3 and the measuring assembly, the plate 9 can be moved to the required distance, and then the plate 9 can be cut to a fixed length, solving the problem that the prior art cannot cut the plate 9 to a fixed length, thereby improving the practicality.

[0036] The passive roller 4 of adjustable height includes two second sliding grooves 102 symmetrically formed on the side wall of the frame 1, the passive roller 4 passes through the protruding end of the second sliding groove 102 and is rotatably connected with a rectangular block 10, the four sides of the rectangular block 10 abut against the inner wall of the frame 1, a compression spring 11 is fixed to the upper end of the rectangular block 10, the upper end of the compression spring 11 is fixed to the inner wall of the frame 1, a screw rod 12 is screwed to the upper end of the frame 1, and the lower end of the screw rod 12 abuts against the upper end of the rectangular block 10.

[0037] When the height of the passive roller 4 needs to be adjusted, the two screw rods 12 are rotated to drive the two rectangular blocks 10 to move downward, thereby driving the passive roller 4 to move downward, so that the passive roller 4 is pressed against the upper end of the plate 9, and under the action of the compression spring 11, the height of the rectangular block 10 can be adjusted, thereby adjusting the height of the passive roller 4.

[0038] The drive assembly includes a first pulley 13 fixed to the end of the driving roller 3, a first motor 14 fixed to the side wall of the frame 1, a second pulley 15 fixed to the output end of the first motor 14, and a first belt 16 installed on the first pulley 13 and the second pulley 15.

[0039] When the driving roller 3 needs to be driven to rotate, the first motor 14 is started to drive the second pulley 15 to rotate, and the second pulley 15 drives the first pulley 13 to rotate through the first belt 16, so that the driving roller 3 can be driven to rotate.

[0040] The measuring assembly comprises a spoke wheel 17 fixed to the side wall of the driving roller 3, and a proximity sensor 18 is arranged on one side of the spoke wheel 17. The proximity sensor 18 is fixed to the side wall of the rack 1 and electrically connected with a controller. The controller is electrically connected with the first motor 14.

[0041] When the driving roller 3 rotates, the spoke wheel 17 rotates together. When the moving distance of the plate 9 needs to be measured, the number of rotations of the spoke wheel 17 is measured by the proximity sensor 18, so that the number of rotations of the driving roller 3 can be measured, and the moving distance of the plate 9 can be calculated in turn. When the plate 9 is driven to move to the required distance, the first motor 14 is stopped by the controller, and the reciprocating moving assembly is started, so that the plate 9 can be cut to a fixed length.

[0042] The reciprocating moving assembly comprises two connecting rods 19 symmetrically and rotatably connected to the lower end of the tool holder 6. The connecting rods 19 are rotatably connected with a disc 20. The same connecting shaft 21 is fixed to the side walls of the two discs 20. The connecting shaft 21 is eccentrically arranged with the disc 20. The connecting shaft 21 penetrates one end of the rack 1 and is fixed with a flywheel 22. The connecting shaft 21 penetrates the other end of the rack 1 and is fixed with a third pulley 23. The collecting assembly is provided with a second motor 24 on one side. The fourth pulley 25 is fixed to the output end of the second motor 24. The same second belt 26 is installed on the third pulley 23 and the fourth pulley 25.

[0043] When the first shearing block 7 needs to be driven to reciprocate, the second motor 24 is started to drive the fourth pulley 25 to rotate, and the fourth pulley 25 drives the third pulley 23 to rotate through the second belt 26. The third pulley 23 drives the connecting shaft 21 to rotate, and the connecting shaft 21 drives the two discs 20 to rotate at the same time. The two discs 20 can drive the tool holder 6 to reciprocate through the two connecting rods 19, so that the first shearing block 7 can be driven to reciprocate.

[0044] The collecting assembly comprises a bracket 27 arranged on one side of the rack 1. The second motor 24 is fixed to the side wall of the bracket 27. The bracket 27 is fixed with a stop lever 28 at the upper end. The output plate 29 is fixed to the side wall of the rack 1 and located below the second shearing block 8.

[0045] The cut plate 9 will slide along the output plate 29 and abut against the side wall of the stop lever 28, so that a plurality of cut plates 9 can be stacked together, and the cut plates 9 can be conveniently carried to other places by the staff.

[0046] The first protective shell 30 and the second protective shell 31 are fixed on the side wall of the rack 1, the third belt wheel 23 and the fourth belt wheel 25 are located in the first protective shell 30, and the flywheel 22 is located in the second protective shell 31.

[0047] Prevent the staff from being hurt by mistake, thereby improve the security of the utility model.

[0048] Working principle:

[0049] When the plate 9 needs to be cut, the plate 9 is placed on the upper end of the plurality of conveying rollers 2, and one end of the plate 9 is located between the driving roller 3 and the driven roller 4; the height of the driven roller 4 is adjusted so that the driven roller 4 abuts against the upper end of the plate 9; the first motor 14 is started to drive the second belt wheel 15 to rotate; the second belt wheel 15 rotates to drive the first belt wheel 13 to rotate through the first belt 16, so that the driving roller 3 is driven to rotate; when the driving roller 3 rotates, the spoke wheel 17 is driven to rotate together, and the plate 9 is driven to move under the action of the driven roller 4; the number of rotation of the spoke wheel 17 is measured by the proximity sensor 18, so that the number of rotation of the driving roller 3 can be measured, and the moving distance of the plate 9 can be calculated in turn; when the plate 9 is driven to move to the required distance, the first motor 14 is stopped by the controller, the second motor 24 is started to drive the fourth belt wheel 25 to rotate; the fourth belt wheel 25 rotates to drive the third belt wheel 23 to rotate through the second belt 26; the third belt wheel 23 rotates to drive the connecting shaft 21 to rotate; the connecting shaft 21 rotates to drive the two discs 20 to rotate; the two discs 20 rotate to drive the knife holder 6 to reciprocate through the two connecting rods 19, so that the first shearing block 7 reciprocates, and the plate can be sheared under the action of the second shearing block 8.

[0050] The above only describes the preferred embodiments of the utility model, and it should be noted that, for ordinary skilled in the art, without departing from the technical principles of the utility model, a number of improvements and modifications can be made, and the above-mentioned improvements and modifications are also regarded as the protection scope of the utility model.

Claims

1. A cutting-to-length machine comprising a frame (1), characterized in that: The side wall of the rack (1) is rotationally connected with a plurality of conveying rollers (2) and a driving roller (3), a height-adjustable passive roller (4) is arranged above the driving roller (3), the upper end of the rack (1) is symmetrically formed with two first sliding grooves (101), the first sliding grooves (101) are slidably connected with sliding blocks (5), the side walls of the two sliding blocks (5) are fixed with the same knife holder (6), the lower end of the knife holder (6) is fixed with a first shearing block (7), the upper end of the rack (1) is fixed with a second shearing block (8) which is arranged in a staggered manner with the first shearing block (7), and the side wall of the rack (1) is provided with a driving assembly, a measuring assembly and a reciprocating moving assembly.

2. The fixed-length cutting machine according to claim 1, characterized in that: The height-adjustable passive roller (4) includes two second sliding grooves (102) symmetrically formed on the side wall of the rack (1), the passive roller (4) is rotationally connected with a rectangular block (10) on the extending end of the second sliding groove (102), the four sides of the rectangular block (10) abut against the inner wall of the rack (1), the upper end of the rectangular block (10) is fixed with a compression spring (11), the upper end of the compression spring (11) is fixed on the inner wall of the rack (1), the upper end of the rack (1) is screwed with a screw rod (12), and the lower end of the screw rod (12) abuts against the upper end of the rectangular block (10).

3. The fixed-length cutting machine according to claim 1, characterized in that: The driving assembly includes a first pulley (13) fixed on the end of the driving roller (3), a first motor (14) fixed on the side wall of the rack (1), a second pulley (15) fixed on the output end of the first motor (14), and the same first belt (16) is installed on the first pulley (13) and the second pulley (15).

4. The fixed length slitting machine of claim 3, wherein: The measuring assembly includes a spoke wheel (17) fixed on the side wall of the driving roller (3), a proximity sensor (18) arranged on one side of the spoke wheel (17), the proximity sensor (18) being fixed on the side wall of the rack (1), the proximity sensor (18) being electrically connected with a controller, and the controller being electrically connected with the first motor (14).

5. The fixed length slitting machine of claim 1, wherein: The reciprocating moving assembly includes two connecting rods (19) rotationally connected to the lower end of the knife holder (6), a disc (20) rotationally connected in the connecting rod (19), the same connecting shaft (21) fixed on the side walls of the two discs (20), the connecting shaft (21) and the disc (20) being arranged eccentrically, the flywheel (22) fixed on one end of the connecting shaft (21) penetrating through the rack (1), the third pulley (23) fixed on the other end of the connecting shaft (21) penetrating through the rack (1), the second motor (24) arranged on one side of the collecting assembly, the fourth pulley (25) fixed on the output end of the second motor (24), and the same second belt (26) installed on the third pulley (23) and the fourth pulley (25).

6. The fixed length slitting machine of claim 5, wherein: The collecting assembly includes a bracket (27) arranged on one side of the rack (1), the second motor (24) is fixed on the side wall of the bracket (27), the upper end of the bracket (27) is fixed with a stop lever (28), the side wall of the rack (1) is fixed with an output plate (29), and the output plate (29) is located below the second shearing block (8).

7. The fixed length slitting machine of claim 5, wherein: The first protection shell (30) and the second protection shell (31) are fixed on the side wall of the rack (1), the third belt wheel (23) and the fourth belt wheel (25) are located in the first protection shell (30), and the flywheel (22) is located in the second protection shell (31).

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