CN203265456U - Numerical control shearing machine with movable type centralized positioning feeding - Google Patents

Abstract

The utility model discloses a movable central positioning and feeding numerically controlled shearing machine, which comprises a machine base on which a feeding mechanism, a conveying channel and a shearing mechanism are arranged, and the feeding mechanism includes a feeding wheel set driven by a motor. A lateral movement mechanism is provided to adjust the lateral distance of the feeding wheel group; the conveying channel is arranged behind the feeding mechanism, and ribs are arranged on both sides to limit the material conveying route, and one side of the rib is fixed as the busbar for material conveying; the shearing mechanism includes Horizontal scissors and/or oblique scissors arranged above the feeding mechanism. The CNC shearing machine with central positioning and feeding of the utility model combines the advantages of central positioning and unilateral positioning. The feeding mechanism adopts central positioning and is set to be adjustable by lateral movement; It is fixed as a busbar; the shearing mechanism is fixed, and there is no need to adjust the position of the shearing mechanism during cutting, which can reduce the inconvenience of moving the huge mechanism and improve production efficiency.

Description

A kind of CNC shearing machine with movable center positioning and feeding

technical field

The utility model relates to a shearing machine tool for silicon steel sheets, in particular to a movable type numerically controlled shearing machine for center positioning and feeding.

Background technique

The silicon steel sheet CNC shearing machine tool is mainly used for cutting the silicon steel sheet used in transformers to meet various shape requirements. The existing CNC shearing machine tools for silicon steel sheet can be roughly divided into two types: the first one is that the feeding mechanism is fixed, the feeding roller is long, the material is positioned on the side of the cutting channel, the punching section can be moved, and the shearing machine is fixed. Yes, it has a reference busbar, which is convenient for debugging; the disadvantage is that the long side part of the feed roller is partially worn for a long time, which affects the accuracy; the quality of the feed roller is large, and when the feed roller starts and brakes at high speed, its inertia is large, and high-speed feeding is inaccurate. The second is that the feeding mechanism is fixed, centrally positioned, short feeding rollers, the material is centrally positioned on the shearing channel, the punching section can be moved, the +45° and -45° shearing section is fixed on the slide plate, and the shearing section is also The overall movement has the advantages of central positioning feeding, the feeding roller is not easy to wear, the feeding roller is light in weight, small in inertia, and high-speed feeding is accurate; the disadvantage is that it lacks busbar positioning. According to materials of different widths, the material channel must be based on the center line. To adjust both sides, the shearer section must be moved as a whole. Since the weight of the shearer section is about 1-2 tons, it is very laborious to move, which is very unreasonable.

Utility model content

In order to overcome the above-mentioned technical problems, the utility model patent provides a movable central positioning feeding numerical control shearing machine, so that the material is conveyed along the center of the conveying channel. the

The technical scheme adopted in the utility model mainly includes:

A movable central positioning feeding numerical control shearing machine, including a machine base, the machine base is provided with:

The feeding mechanism, including the feeding wheel set driven by the motor, is used to provide power for material conveying;

The conveying channel is arranged behind the feeding mechanism and is used for conveying materials, and ribs are arranged on both sides of the conveying channel to limit the material conveying route;

A shearing mechanism, including horizontal scissors and/or oblique scissors arranged above the conveying channel, for cutting the conveyed material;

The feeding mechanism is provided with a lateral movement mechanism that adjusts the lateral movement of the feeding wheel group so that the lateral axis of the feeding wheel group always coincides with the lateral central axis of the material. One side rib of the conveying channel is fixed as a busbar for material conveying.

As a further improvement of the above technical solution, the lateral movement mechanism includes a feeding frame and a driving screw, the feeding wheel set is installed on the feeding frame, the driving screw is arranged laterally on the feeding mechanism, and the feeding frame is installed on the driving wire On the rod, a matching thread structure is arranged between the feeding frame and the driving screw rod. When the driving screw rod rotates, the feeding frame moves along the driving screw rod.

Further, the driving screw is provided with a position display for displaying the horizontal traverse distance of the feed wheel set. It enables the user to better confirm the horizontal position of the feeding wheel set and ensure that the material is conveyed along the center of the conveying channel.

Further, the end of the driving screw rod is provided with a handle for rotating the driving screw rod to adjust the horizontal displacement of the feeding frame.

Further, the transmission screw rod is provided with a locking switch for locking the transmission screw rod so that it cannot rotate. When the feeding rack moves to the designated position, tighten the locking switch to lock the driving screw rod, thereby locking the position of the feeding rack .

As a further improvement of the above technical solution, a limit block is arranged in front of the feeding frame to limit the feeding boundary, and the limit block is movably installed on the second screw rod parallel to the drive screw rod. The screw rod is provided with a second rotary handle and a second locking switch. The position of the limit block can be adjusted through the second screw rod, and the limit block is used to limit the feeding boundary, and the position of the limit block can be set according to the width of the material.

As a further improvement of the above technical solution, the other side rib of the conveying channel is set as a movable rib that moves according to the width of the material. When the width of the material to be cut changes, the position of the movable rib can be adjusted so that It rests against the edge of the material for easy material positioning and improved shearing.

As a further improvement of the above technical solution, a pressing cylinder is fixedly arranged in front of the feeding mechanism, and a pressing piece is connected to the piston of the pressing cylinder, and the pressing piece and the feeding wheel set are located on the same longitudinal axis, and the pressing piece There is a space between the sheet and the conveyor belt that only allows the material to be processed to pass through, so that the material to be processed will not curl during the conveying process, and the material to be processed enters the feeding mechanism through the pressing sheet to ensure smooth feeding.

As a further improvement of the above technical solution, a stamping mechanism is provided between the feeding mechanism and the shearing mechanism.

The beneficial effects of the utility model are: the central positioning feeding CNC shearing machine of the utility model combines the advantages of central positioning and unilateral positioning. The transverse central axis of the wheel set always corresponds to the transverse central axis of the material, so the short feed roller can be used instead of the original long feed roller to make the feed wheel set; the feeding channel is positioned by a single-side busbar, and one side of the rib is fixed as a busbar , to ensure accurate feeding; the shearing mechanism is fixed, and there is no need to adjust the position of the shearing mechanism during cutting, which can reduce the inconvenience of moving the huge mechanism and improve production efficiency.

In the CNC shearing machine of the utility model, since the feeding wheel group can be set as a short feeding roller, it is light in weight and small in inertia, and is suitable for high-speed feeding; the movable short feeding roller is used for center positioning feeding, which not only ensures the progress of feeding , also makes the wear of each part of the feeding roller consistent, and will not cause the problem of serious wear of some parts.

Description of drawings

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail.

Fig. 1 is the structural representation of the numerical control shearing machine of the present utility model;

Fig. 2 is a structural schematic diagram of the feeding mechanism of the utility model.

Detailed ways

With reference to Fig. 1, the utility model provides a kind of numerical control shearing machine of movable central positioning feeding, comprises machine base 1, and machine base 1 is provided with feeding mechanism 2, conveying channel 3 and shearing mechanism 4 successively, conveying channel 3 It is arranged behind the feeding mechanism 2 for conveying materials, and the shearing mechanism 4 is arranged above the conveying channel 3 for cutting the conveyed materials. According to the shape requirements of the sheared sheet, the shearing mechanism 4 can be a horizontal scissors , can also be oblique scissors, and can also be used in combination with horizontal scissors and oblique scissors.

With reference to Fig. 2, feeding mechanism 2 mainly comprises feeding frame 21, by the feeding wheel set 22 and transmission screw mandrel 23 driven by motor, the main driving wheel of feeding wheel set 22 in the present embodiment adopts short feed roller to make, and feeding wheel set 22 Be installed on the feeding rack 21, the feeding rack 21 and the transmission screw mandrel 23 form a lateral movement mechanism, the transmission screw mandrel 23 is horizontally arranged on the feeding mechanism 2, the feeding rack 21 is installed on the transmission screw mandrel 23, the feeding rack 21 and the transmission screw mandrel 23 is provided with a matching thread structure, when the transmission screw 23 rotates, the feeding frame 21 moves along the transmission screw 23, so that the feeding wheel set 22 moves horizontally. The end of the driving screw 23 is provided with a knob 231 for rotating the driving screw 23 . Also be provided with locking switch 232 on the driving screw mandrel 23, locking switch 232 is used for locking the driving screw mandrel 23 so that it cannot rotate. Rod 23, and then lock the position of feed wheel set 22.

Further, the transmission screw mandrel 23 is provided with a position indicator 24 for displaying the horizontal traversing distance of the feeding wheel set 22, so that the user can better confirm the horizontal position of the feeding wheel set 22, so that the horizontal central axis of the material is in line with the feeding wheel set 22. The horizontal central axes of the two wheels overlap each other, so that the center positioning feeding of the feeding wheel group 22 is realized.

In addition, a limit block 25 for limiting the feed boundary is arranged in front of the feeding frame 21, and the limit block 25 is movably installed on a second screw rod 26 parallel to the drive screw rod 23, and the second screw rod 26 is provided with a second knob 261 and a second lock switch 262 . The position of the limit block 25 can be adjusted through the second screw rod 26, and the limit block 25 is used to limit the feed boundary, and the position of the limit block 25 can be set according to the width of the silicon steel sheet material. The front of the feeding mechanism 2 is also fixedly provided with a pressing cylinder 27, the piston of the pressing cylinder 27 is connected with a pressing sheet, and the pressing sheet and the feeding wheel group 22 are located on the same longitudinal axis, and the pressing sheet and the conveying There is a space between the belts that only allows the materials to be processed to pass through, so that the materials to be processed will not be curled during the conveying process, and the materials to be processed enter the feeding mechanism 2 through the pressing sheet, which can ensure the smooth progress of feeding.

The conveying channel 3 is set behind the feeding mechanism 2, and is mainly used for conveying materials. The two sides of the conveying channel 3 are provided with ribs that limit the material conveying route, and one side of the ribs is fixed and used as the busbar for material delivery. The materials are carried out according to the busbar. Conveying is more convenient and precise. The rib on the other side of the conveying channel 3 is set as a movable rib that moves according to the width of the material. When the width of the material to be cut changes, the position of the movable rib can be adjusted so that it is close to the edge of the material, which is convenient for material positioning , to improve the clipping effect. Further, the movable sidewall can also be controlled by a pre-programmed program. Before the shearing knife cuts, it quickly moves closer to the fixed sidewall for a certain distance, and exerts a certain extrusion force on the material on the conveying channel 3 to make it relatively The position of the busbar is more accurate, and it also makes the cutting effect better.

As other preferred solutions of the present utility model, a punching mechanism may also be provided between the feeding mechanism 2 and the shearing mechanism 4, and the punching mechanism may be provided with one or more punching mechanisms for punching out round holes. Or a punch with a shape such as a V-shaped hole.

The numerically controlled shearing machine with central positioning feeding of the utility model combines the advantages of central positioning and unilateral positioning. The axis always corresponds to the transverse central axis of the material, so the short feed roller can be used instead of the original long feed roller to make the feed wheel set 22; The precision is carried out; the shearing mechanism 4 is fixed, and the position of the shearing mechanism does not need to be adjusted during cutting, which can reduce the inconvenience of moving the huge mechanism and improve production efficiency.

In the numerically controlled shearing machine of the present utility model, since the feeding wheel group 22 can be set as a short feeding roller, its weight is light, its inertia is small, and it is suitable for high-speed feeding; the movable short feeding roller is used for central positioning feeding, which not only ensures the accuracy of feeding It also makes the wear of each part of the feeding roller consistent, and will not cause the problem of serious wear of some parts.

The above descriptions are only the preferred implementation modes of the present utility model, as long as the technical solutions that achieve the purpose of the utility model by basically the same means all fall within the scope of protection of the utility model.

Claims (9)

1. A numerically controlled shearing machine for movable center positioning feeding, comprising a support, characterized in that, the support is provided with: The feeding mechanism, including the feeding wheel set driven by the motor, is used to provide power for material conveying; The conveying channel is arranged behind the feeding mechanism and is used for conveying materials, and ribs are arranged on both sides of the conveying channel to limit the material conveying route; A shearing mechanism, including horizontal scissors and/or oblique scissors arranged above the conveying channel, for cutting the conveyed material; The feeding mechanism is provided with a lateral movement mechanism that adjusts the lateral movement of the feeding wheel group so that the lateral axis of the feeding wheel group always coincides with the lateral central axis of the material. One side rib of the conveying channel is fixed as a busbar for material conveying. 2. A movable central positioning feeding CNC shearing machine according to claim 1, characterized in that: the lateral movement mechanism includes a feeding frame and a driving screw, and the feeding wheel set is installed on the feeding frame , the transmission screw rod is horizontally arranged on the feeding mechanism, the feeding frame is installed on the driving screw rod, and a matching thread structure is arranged between the feeding frame and the driving screw rod, and when the driving screw rod rotates, the feeding frame moves along the to move. 3. A movable center-positioned feeding CNC shearing machine according to claim 2, characterized in that: said driving screw is provided with a position indicator for displaying the horizontal traverse distance of the feeding wheel group. 4. According to claim 2 or 3, a movable center-positioning numerically controlled shearing machine is characterized in that: the end of the drive screw is provided with a screw for rotating the drive screw to adjust the horizontal displacement of the feeding rack. Rotary handle. 5. According to claim 2 or 3, a movable center positioning feeding numerical control shearing machine is characterized in that: the driving screw is provided with a locking switch for locking the driving screw so that it cannot rotate . 6. A movable center-positioned CNC shearing machine according to claim 2, characterized in that: a limit block for limiting the feeding boundary is arranged in front of the feed frame, and the limit block is movable It is installed on a second screw rod parallel to the transmission screw rod, and the second screw rod is provided with a second knob and a second locking switch. 7. A movable centrally positioned feeding CNC shearing machine according to claim 1, characterized in that: the other side rib of the conveying channel is set as a movable rib that moves according to the width of the material. 8. A movable central positioning feeding CNC shearing machine according to claim 1, characterized in that: a pressing cylinder is fixedly arranged in front of the feeding mechanism, and the piston of the pressing cylinder is connected to the pressing material The sheet, the pressing sheet and the feeding wheel set are located on the same longitudinal axis. 9. A movable central positioning feeding numerical control shearing machine according to claim 1, characterized in that: a stamping mechanism is arranged between the feeding mechanism and the shearing mechanism.

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