CN221695475U - A workpiece fixing device for metal band sawing machine - Google Patents

Abstract

The utility model provides a workpiece fixing device for a metal band saw machine, comprising a workbench, a connecting frame fixed on the workbench, a pneumatic metal band saw machine fixed on the connecting frame, the workbench is provided with two movable plates which are opposite to each other and can move toward the pneumatic metal band saw machine, the pneumatic metal band saw machine is located between the two movable plates, a fixed block with a notch on the top surface is slidably connected to the movable plate, a back plate is provided in the notch of the fixed block, a first electric telescopic rod for driving the back plate to move is provided on the fixed block; an automatic telescopic rod is fixed on the movable plate, two fixed blocks are respectively located between the two automatic telescopic rods, and a push plate close to the fixed block is fixed to the telescopic end of the automatic telescopic rod. The utility model can effectively and automatically adjust the position of the workpiece without manual adjustment by the staff, thus reducing the labor burden of the staff, ensuring the accuracy of the workpiece cutting position, and avoiding the situation of scrapping the workpiece.

Description

A workpiece fixing device for metal band sawing machine

Technical Field

The utility model relates to the technical field of fixing devices, in particular to a workpiece fixing device for a metal band sawing machine.

Background Art

Metal band saws are mainly used for cutting low-alloy steel, high-alloy steel, special alloy steel and stainless steel. The staff manually fixes the cylindrical or strip-shaped workpiece on the metal band saw, and then moves the workpiece to the metal saw blade. After the metal saw blade contacts the workpiece, the workpiece can be cut. However, nowadays, when the workpiece is heavy, it is not convenient for the staff to manually push the workpiece to adjust the position, which makes the cutting position of the workpiece easy to deviate, causing the workpiece to be scrapped, affecting the normal processing and production of the workpiece.

Utility Model Content

The utility model discloses a workpiece fixing device for a metal band sawing machine, which solves the problem that it is inconvenient for workers to manually push the workpiece and adjust the position of the workpiece, resulting in easy deviation of the cutting position of the workpiece and causing the workpiece to be scrapped.

In order to solve the above technical problems, the utility model specifically adopts the following technical solutions:

A workpiece fixing device for a metal band saw machine comprises a workbench, a connecting frame is fixed on the workbench, a pneumatic metal band saw machine is fixed on the connecting frame, the workbench is provided with two movable plates which are opposite to each other on the left and right and can move toward the pneumatic metal band saw machine, the pneumatic metal band saw machine is located between the two movable plates, a fixed block with a notch on the top surface is slidably connected to the movable plate, a stop plate is provided in the notch of the fixed block, and a first electric telescopic rod for driving the stop plate to move is provided on the fixed block; an automatic telescopic rod is fixed on the movable plate, two fixed blocks are respectively located between the two automatic telescopic rods, and a push plate close to the fixed block is fixed to the telescopic end of the automatic telescopic rod.

Compared with the prior art, the utility model has the following beneficial effects:

After placing the cylindrical or strip-shaped workpiece in the gap of the two fixed blocks, first start an automatic telescopic rod, make a push plate close to the end of the workpiece, push the workpiece to move, adjust the position of the workpiece, and then start the two first electric telescopic rods, so that the telescopic end of the first electric telescopic rod drives the abutment plate to approach the workpiece, and the abutment plate cooperates with the inner wall in the gap of the fixed block to effectively clamp and fix the workpiece; then start another automatic telescopic rod to move the corresponding push plate, and the two push plates cooperate with each other to respectively abut the two ends of the workpiece to complete the fixation of the workpiece; subsequently, the two moving plates are moved toward the pneumatic metal band saw machine, and the workpiece is driven to move and contact with the metal saw blade on the pneumatic metal band saw machine, so that the cutting operation of the workpiece can be completed; the utility model can effectively automatically adjust the position of the workpiece without the need for manual adjustment by the staff, thereby reducing the labor burden of the staff, ensuring the accuracy of the cutting position of the workpiece, and avoiding the scrapping of the workpiece.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the structure of the utility model from the front;

FIG2 is an enlarged schematic diagram of the structure of point A in FIG1 ;

FIG3 is a schematic diagram of the structure of the workbench of the utility model when viewed from above.

In the figure: 1. workbench; 2. moving block; 21. moving plate; 22. fixed block; 23. abutment plate; 24. first electric telescopic rod; 25. rubber pad; 26. slideway; 27. battery; 28. slide plate; 3. second electric telescopic rod; 31. connecting plate; 4. automatic telescopic rod; 41. push plate; 42. control lever; 43. pressure plate; 5. moving sheet; 51. screw; 6. slideway; 7. opening; 8. lead screw; 81. motor; 82. bearing plate; 9. connecting frame; 91. pneumatic metal band saw.

DETAILED DESCRIPTION

The specific contents of the utility model are described in detail below with reference to the accompanying drawings and embodiments.

As shown in Figures 1, 2 and 3, the utility model provides a workpiece fixing device for a metal band saw machine, including a workbench 1, a connecting frame 9 is fixed on the workbench 1, a pneumatic metal band saw machine 91 is fixed on the connecting frame 9, the workbench 1 is provided with two movable plates 21 which are opposite to each other on the left and right and can move toward the pneumatic metal band saw machine 91, the pneumatic metal band saw machine 91 is located between the two movable plates 21, a fixed block 22 with a notch on the top surface is slidably connected to the movable plate 21, a butt plate 23 is provided in the notch of the fixed block 22, and a first electric telescopic rod 24 for driving the butt plate 23 to move is provided on the fixed block 22; an automatic telescopic rod 4 is fixed on the movable plate 21, the two fixed blocks 22 are respectively located between the two automatic telescopic rods 4, and a push plate 41 close to the fixed block 22 is fixed to the telescopic end of the automatic telescopic rod 4.

As shown in Fig. 1, Fig. 2 and Fig. 3, the top surface of the workbench 1 is fixed with two openings 7 which are symmetrical to each other. A lead screw 8 is rotatably connected in the opening 7. A moving block 2 which is fixed to the bottom surface of the moving plate 21 is threadedly connected to the lead screw 8. The moving block 2 is slidably connected in the opening 7. Two bearing plates 82 are fixed on the workbench 1. A motor 81 for driving the lead screw 8 is fixed on the bearing plate 82. The motor 81 is a servo motor. The rotating shaft of the motor 81 is fixed to the end of the lead screw 8. After the motor 81 is started to rotate the lead screw 8, the moving block 2 can drive the moving plate 21 to approach or move away from the pneumatic metal band saw 91.

As shown in Figures 1, 2 and 3, a slide groove 26 is provided on the top surface of the movable plate 21, and a slider slidably connected to the slide groove 26 is fixed to the bottom of the fixed block 22; a second electric telescopic rod 3 is fixed to the movable plate 21, and a connecting plate 31 fixed to the fixed block 22 is fixed to the telescopic end of the second electric telescopic rod 3; a groove is provided on the side of one movable plate 21 away from the other movable plate 21, and a movable sheet 5 is slidably connected in the groove, and the automatic telescopic rod 4 on the movable plate 21 with the groove is fixed on the movable sheet 5, and a group of screw holes arranged in a straight line are provided on the movable sheet 5, and a screw 51 connected to the movable sheet 5 is threadedly connected on the movable plate 21. When it is not necessary to cut the workpiece in the center, the two second electric telescopic rods 3 can be started, so that the telescopic ends of the second electric telescopic rods 3 drive the fixed blocks 22 to move through the connecting plate 31, thereby changing the positions of the two fixed blocks 22; generally, both fixed blocks 22 move to the right (in the orientation shown in FIG. 1 ), and the moving piece 5 is arranged on the moving plate 21 on the right side. Therefore, after removing the screw 51, the moving piece 5 is moved to the right, and the position of the automatic telescopic rod 4 on the right moving plate 21 is changed, so that the subsequent push plate 41 can effectively press the end of the workpiece against it, and then the moving piece 5 can be continued to be fixed by the screw 51, so as to facilitate the alignment of the part of the workpiece to be cut with the pneumatic metal band saw machine 91.

As shown in Fig. 1, Fig. 2 and Fig. 3, the workbench 1 is provided with a slideway 6, a slide plate 28 slidably connected to the slideway 6 is fixed at the bottom of the moving plate 21, and a battery 27 is also fixed on the moving plate 21. The slideway 6 cooperates with the slide plate 28 to increase the stability of the moving plate 21 when it moves; the battery 27 can supply power to the first electric telescopic rod 24, the second electric telescopic rod 3 and the automatic telescopic rod 4.

As shown in Fig. 3, a rubber pad 25 is fixed on one side of the notch of the fixing block 22 away from the abutment plate 23 and on the abutment plate 23. The rubber pad 25 is provided so that the abutment plate 23 cooperates with the inner wall in the notch of the fixing block 22 to better fix the workpiece and increase the friction with the workpiece.

As shown in Fig. 1 and Fig. 2, the push plate 41 is L-shaped, and a lifting and lowering pressing plate 43 is slidably connected to the push plate 41. A control rod 42 is threadedly connected to the push plate 41 and is rotatably connected to the top of the pressing plate 43. When the push plate 41 presses against the end of the workpiece, the control rod 42 can be rotated to move the pressing plate 43 downward, and then press the top surface of the workpiece, so as to better fix the workpiece.

When in use, after placing the workpiece in the gap of the two fixed blocks 22, you can first start an automatic telescopic rod 4 to move a push plate 41, push the end of the workpiece, adjust the position of the workpiece, so that the part of the workpiece that needs to be cut corresponds to the pneumatic metal band saw machine 91; then start the two first electric telescopic rods 24 (the fixed end of the first electric telescopic rod 24 is fixed on the fixed block 22, and the telescopic end of the first electric telescopic rod 24 passes through the fixed block 22 and is connected to the back plate 23), so that the back plate 23 moves toward the workpiece, and cooperates with the inner wall in the gap of the fixed block 22 to clamp the workpiece; subsequently, the two push plates 41 respectively hold the two ends of the workpiece, and after completing the fixation of the workpiece, the two movable plates 21 drive the workpiece to move toward the pneumatic metal band saw machine 91 to complete the cutting operation of the workpiece.

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 the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims (6)

1. The utility model provides a strap work piece fixing device for sawing machine, includes workstation (1), its characterized in that: a connecting frame (9) is fixed on the workbench (1), a pneumatic metal band saw (91) is fixed on the connecting frame (9), the workbench (1) is provided with two moving plates (21) which are opposite left and right and can move towards the pneumatic metal band saw (91), the pneumatic metal band saw (91) is positioned between the two moving plates (21), a fixed block (22) with a notch on the top surface is slidingly connected on the moving plates (21), a retaining plate (23) is arranged in the notch of the fixed block (22), and a first electric telescopic rod (24) for driving the retaining plate (23) to move is arranged on the fixed block (22); an automatic telescopic rod (4) is fixed on the movable plate (21), two fixed blocks (22) are respectively positioned between the two automatic telescopic rods (4), and a push plate (41) close to the fixed blocks (22) is fixed at the telescopic end of the automatic telescopic rod (4).

2. A metal band sawing machine work piece fixture as claimed in claim 1, wherein: the top surface of the workbench (1) is fixedly provided with two openings (7) which are bilaterally symmetrical, a screw rod (8) is rotationally connected to the openings (7), a moving block (2) which is fixedly connected with the bottom surface of the moving plate (21) is connected to the screw rod (8) through threads, and the moving block (2) is slidably connected in the openings (7); two bearing plates (82) are fixed on the workbench (1), and a motor (81) for driving the screw rod (8) is fixed on the bearing plates (82).

3. A metal band sawing machine work piece fixture as claimed in claim 1, wherein: a sliding groove (26) is formed in the top surface of the moving plate (21), and a sliding block which is in sliding connection with the sliding groove (26) is fixed at the bottom of the fixed block (22); a second electric telescopic rod (3) is fixed on the moving plate (21), and a connecting plate (31) fixed with the fixed block (22) is fixed at the telescopic end of the second electric telescopic rod (3); one side of a movable plate (21) far away from the other movable plate (21) is provided with a slot, a movable plate (5) is connected in the slot in a sliding manner, an automatic telescopic rod (4) on the movable plate (21) provided with the slot is fixed on the movable plate (5), a group of screw holes which are arranged in a straight shape are formed in the movable plate (5), and a screw rod (51) connected with the movable plate (5) is connected on the movable plate (21) in a threaded manner.

4. A metal band sawing machine work piece fixture as claimed in claim 1, wherein: the workbench (1) is provided with a slideway (6), the bottom of the movable plate (21) is fixed with a sliding plate (28) which is in sliding connection with the slideway (6), and the movable plate (21) is also fixed with a storage battery (27).

5. A metal band sawing machine work piece fixture as claimed in claim 1, wherein: rubber pads (25) are fixed on one surface, far away from the retaining plate (23), of the fixing block (22) and on the retaining plate (23).

6. A metal band sawing machine work piece fixture as claimed in claim 1, wherein: the push plate (41) is L-shaped, the push plate (41) is connected with a liftable pressing plate (43) in a sliding mode, and the push plate (41) is connected with a control rod (42) connected with the top of the pressing plate (43) in a rotating mode in a threaded mode.