Numerical control bending machine for hardware machining
Technical Field
The utility model relates to the technical field of bending machines, in particular to a numerical control bending machine for hardware machining.
Background
The bending machine is a machine capable of bending thin plates, and structurally comprises a support, a workbench and a clamping plate, wherein the workbench is arranged on the support and consists of a base and a pressing plate, the base is connected with the clamping plate through a hinge and consists of a base shell, a coil and a cover plate, the coil is arranged in a concave of the base shell, and the cover plate is covered on the top of the concave.
When in use, the coil is electrified by the lead, and attractive force is generated to the pressing plate after the coil is electrified, so that the clamping of the thin plate between the pressing plate and the base is realized. Because electromagnetic force clamping is adopted, the pressing plate can be made into various workpiece requirements, and workpieces with side walls can be processed, so that the operation is very simple and convenient.
The existing bending machine is inconvenient to disassemble and assemble the die according to the hardware model in the using process, so that the bending machine can only process workpieces with single specification, multiple purposes cannot be achieved, and resources are wasted.
Therefore, the utility model provides a numerical control bending machine for processing hardware to solve the problems in the prior art.
Disclosure of Invention
The utility model provides a numerical control bending machine for processing hardware, which solves the problems that the existing bending machine is inconvenient to disassemble and assemble a die according to a hardware model in the use process, so that the bending machine can only process a single-specification workpiece, multiple purposes can not be realized, and resources are wasted.
In order to solve the problems, the utility model provides a numerical control bending machine for hardware processing, which comprises a workbench, wherein a limiting groove is formed in one end of the top of the workbench, a limiting block is slidably arranged in the limiting groove, a positioning bolt in contact with the limiting block is connected to one side of the workbench in a threaded manner, a lower die is fixedly connected to the top of the limiting block, an auxiliary plate is fixedly connected to one side of the lower die, a guide hole is fixedly connected to the center of the top of the auxiliary plate, an extrusion plate is slidably arranged in the guide hole, positioning plates are symmetrically connected to the top of the auxiliary plate, a wire hole is formed in the positioning plate, a working screw is connected to the inner threads of the wire hole, and the working screw is connected with the extrusion plate through a working bearing.
Preferably, a top plate is arranged above the workbench, and the top plate is connected with the workbench through a support column.
Preferably, a working plate is arranged above the working table, and a vertical hole matched with the supporting column is formed in the top of the working plate.
Preferably, the pneumatic cylinder is installed at the top of roof, the output fixedly connected with square board of pneumatic cylinder, pass through fixing bolt connection between working plate and the square board.
Preferably, one side of the working plate is fixedly connected with a first screw rod, the number of the first screw rods is multiple, and an upper die is arranged on the outer side of the first screw rod.
Preferably, a round hole matched with the first screw rod is formed in the upper die, and one end of the first screw rod is in threaded connection with a screw cap contacted with the upper die.
The beneficial effects of the utility model are as follows: according to the plate mounting suitable bed die that needs to bend, the bed die is installed in the spacing inslot portion under the stopper effect to fix a position under positioning bolt's effect, the bed die of different styles is changed to the convenience of customers, and manual rotation work screw rod drives stripper plate horizontal movement under the work bearing effect, stripper plate and machined part contact, conveniently carries out spacing bending to the machined part, has improved the practicality of device.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
fig. 3 is a schematic view of the lower die structure of the present utility model.
Wherein: 1. a work table; 2. a limit groove; 3. a limiting block; 4. a lower die; 5. an auxiliary plate; 6. a guide hole; 7. an extrusion plate; 8. a positioning plate; 9. a working screw; 10. positioning bolts; 11. a top plate; 12. a support column; 13. a work plate; 14. a hydraulic cylinder; 15. a square plate; 16. a first screw; 17. and (5) feeding a die.
Detailed Description
The present utility model will be further described in detail with reference to the following examples, which are only for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
According to the numerical control bending machine for hardware processing, shown in fig. 1, 2 and 3, the numerical control bending machine comprises a workbench 1, a limit groove 2 is formed in one end of the top of the workbench 1, a limit block 3 is slidably mounted in the limit groove 2, a positioning bolt 10 in contact with the limit block 3 is connected to one side of the workbench 1 in a threaded manner, a lower die 4 is fixedly connected to the top of the limit block 3, an auxiliary plate 5 is fixedly connected to one side of the lower die 4, a guide hole 6 is fixedly connected to the center of the top of the auxiliary plate 5, a squeeze plate 7 is slidably mounted in the guide hole 6, a positioning plate 8 is symmetrically connected to the top of the auxiliary plate 5, a threaded hole is formed in the positioning plate 8, a working screw 9 is connected to the inner thread of the threaded hole, and the working screw 9 is connected with the squeeze plate 7 through a working bearing.
The top of workstation 1 is equipped with roof 11, be connected through support column 12 between roof 11 and the workstation 1, the top of workstation 1 is equipped with work board 13, the vertical hole with support column 12 looks adaptation is seted up at the top of work board 13, pneumatic cylinder 14 is installed at the top of roof 11, the output fixedly connected with square board 15 of pneumatic cylinder 14, pass through fixing bolt connection between work board 13 and the square board 15, pass through fixing bolt connection work board 13 and square board 15, square board 15 cooperates with pneumatic cylinder 14, and the during operation of pneumatic cylinder 14 drives work board 13, the inside vertical hole of work board 13 cooperates with support column 12, conveniently carries out spacing regulation to the elevating height of work board 13.
One side fixedly connected with first screw rod 16 of working plate 13, the quantity of first screw rod 16 is provided with a plurality of, the outside of first screw rod 16 is equipped with mould 17, the round hole with first screw rod 16 looks adaptation is seted up to the inside of going up mould 17, the one end threaded connection of first screw rod 16 has the silk cap that contacts with last mould 17, installs different last mould 17 under the effect of first screw rod 16 to make silk cap and last mould 17 cooperation, conveniently carry out the dismouting to last mould 17.
The numerical control bending machine for hardware processing provided by the utility model has the following working principle:
when the bending machine is used, a proper lower die 4 is installed on a plate to be bent according to the requirement, the lower die 4 is installed inside the limiting groove 2 under the action of the limiting block 3 and positioned under the action of the positioning bolt 10, then the working plate 13 is connected with the square plate 15 through the fixing bolt, the square plate 15 is matched with the hydraulic cylinder 14, the hydraulic cylinder 14 drives the working plate 13 during working, a vertical hole in the working plate 13 is matched with the support column 12, then the plate to be bent is placed on the top of the auxiliary plate 5, the working screw 9 is manually rotated, the working screw 9 drives the extrusion plate 7 to horizontally move under the action of the working bearing, and the extrusion plate 7 is contacted with a workpiece to bend the workpiece.
Compared with the related art, the numerical control bending machine for processing hardware has the following beneficial effects:
the device is suitable for installing the lower die 4 according to the plate needing to be bent, the lower die 4 is arranged inside the limiting groove 2 under the action of the limiting block 3 and positioned under the action of the positioning bolt 10, a user can conveniently replace the lower dies 4 in different modes, the working screw 9 is manually rotated, the working screw 9 drives the extruding plate 7 to horizontally move under the action of the working bearing, the extruding plate 7 is in contact with a workpiece, the workpiece is conveniently limited and bent, and the practicability of the device is improved.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.