CN220029347U - Multi-station section bar hydraulic punching and cutting equipment - Google Patents

Abstract

The utility model relates to the field of profile punching and cutting, and discloses a multi-station profile hydraulic punching and cutting equipment, which includes a frame, a first punching component, a first mold component, a second punching component, and a second mold. Components, secondary pulling device, cutting device. The first punching component and the second punching component are installed on the frame through a gantry, and hydraulic devices are installed on the upper, left and right sides of each gantry according to punching needs; the first mold component and the second mold assembly are respectively installed on the gantry bottom plate through the mold core base; the servo control of the secondary pulling device is movable along the guide rail to complete the positioning and clamping action of the remaining tail section of the workpiece; the cutting device is hydraulic Controlled, the movable knife and the fixed knife are offset to cut without any scrapping.

Description

A multi-station profile hydraulic punching and cutting equipment

Technical field

The utility model relates to the field of automatic punching and cutting of profiles, and specifically discloses a multi-station hydraulic punching and cutting equipment for profiles.

Background technique

Most of the current CNC stamping machine tools have short beds. When processing profiles, they cannot process all holes in one clamping, and can only process one surface of the workpiece at the same time. Although multi-station punching machines can process multiple holes in one clamping , but only one surface of the profile can be processed, and its side-by-side punching devices occupy a large space. To complete the three-dimensional surface processing of the profile space, three flips, positioning, clamping, and punching are required, which will obviously greatly reduce the processing time. Efficiency and position accuracy between holes; although some multi-station hydraulic punching devices can process three-dimensional surfaces in one clamping, the processing of the holes in the rear section of the profile cannot be realized, resulting in a lot of tail material remaining.

In the actual processing process, when C-shaped steel, angle steel or several-shaped steel needs to be cut, punched, etc., multiple processes are generally required, that is, the steel is cut to a fixed length through a blanking punch, and then the cut steel is placed On the punching press, since the steel sections need to be constantly transferred between the blanking press and the punching press, multiple processes are added, thereby reducing production efficiency. In addition, multiple positioning benchmarks are added, resulting in inaccurate accuracy.

Utility model content

In order to solve the shortcomings of the existing technology, the utility model discloses a multi-station hydraulic punching and cutting equipment for profiles, which can realize hydraulic punching and cutting of multiple stations on a machine tool.

The technical solutions adopted by this utility model are as follows:

A multi-station profile hydraulic punching and cutting equipment, including a frame, a first punching component, a first mold component, a secondary pulling device, and a cutting device; the first punching component passes through the first gantry Installed on the frame, the first mold component is installed in the first gantry and cooperates with the first punching component to achieve punching; the secondary pulling device is installed between the first mold component and the cutting device to complete the remaining tail of the workpiece. The positioning and clamping action of the material section; the cutting device is installed on the frame to realize the cutting of the profile.

As a further technical solution, the first punching assembly includes three first hydraulic punching devices, which are respectively installed on the top and two opposite sides of the first gantry.

As a further technical solution, a guide plate is also installed on the first mold assembly to guide the punching direction of the first punching assembly.

As a further technical solution, multiple first punching assemblies may be provided, and the number of first mold assemblies is equal to the number of first punching assemblies.

As a further technical solution, a limiting device is installed on each first punching component.

As a further technical solution, the limit device includes a limit switch fixed on the gantry and a sensing member that expands and contracts along with the piston rod of the first punching assembly.

As a further technical solution, the secondary pulling device can move along the length direction of the frame.

As a further technical solution, the secondary pulling device includes a support frame, and a guide device and a clamping device are installed on the support frame.

As a further technical solution, the secondary pulling device is driven by a servo motor to move on the frame.

As a further technical solution, the cutting device includes a movable knife and a fixed knife; the movable knife is driven by a tilted hydraulic cylinder, the fixed knife is fixed, and the movable knife and the fixed knife are offset for cutting.

The beneficial technical effects of this utility model are as follows:

By arranging the first punching component, the utility model cooperates with the first mold component, the secondary pulling device, the cutting component, etc. to complete the multi-station punching and cutting of the profile, that is, the punching and cutting of the profile is completed on the same assembly line. Holing and cutting, which reduces the process of profile turnover and improves production efficiency. The one-time clamping of the equipment greatly improves the accuracy of workpiece punching and cutting. Moreover, the servo positioning of the secondary pulling device is movable and has high accuracy. It can complete the processing of the holes in the back section of the workpiece without tailings. It can realize automatic fixed-length feeding and feeding at equal or unequal intervals according to the processing program.

A limiting device is also installed on the first punching component to limit the punching distance of the first punching component.

Description of the drawings

Figure 1 is a schematic diagram of the overall structure of the utility model;

Figure 2 is a schematic diagram of the frame and gantry of the utility model;

Figures 3 and 4 are schematic diagrams of the first punching component of the present utility model;

Figure 5 is a schematic front view of the cutting device of the present utility model;

Figure 6 is a schematic cross-sectional view of the cutting device of the present utility model;

Figure 7 is a schematic diagram of the fixed knife side of the cutting device of the present invention;

Figure 8 is a schematic diagram of the moving knife side of the cutting device of the present invention;

Figure 9 is a schematic structural diagram of the secondary pulling device of the present invention;

Figure 10 is a schematic structural diagram of the secondary pulling device of the present utility model;

In the picture: 1 machine frame, 2 first punching component, 3 first mold component, 4 second mold component, 5 second punching component, 6 secondary pulling device, 7 cutting device, 1.1 drag chain slot, 1.2 Linear guide slider pair, 1.3 rack, 2.1 first gantry, 2.2 hydraulic punching device, 2.3 hydraulic punching device, 2.4 hydraulic punching device, 2.5 connecting sleeve, 2.6 fixed sleeve, 2.7 limit switch bracket, 2.8 limit Bit sleeve, 2.9 box bearing, 2.10 polished rod, 2.11 limit switch, 6.1 pneumatic clamping device, 6.2 guide mechanism, 6.3 servo motor, 6.4 carriage, 7.1 cross-cut hydraulic cylinder, 7.2 support plate, 7.3 filing gantry, 7.4 blade fixed plate, 7.5 staggered cutting bottom plate, 7.6 fixed knife, 7.7 movable knife, 7.8 wear-resistant pad iron, 7.9 chute.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

The utility model will be further described below in conjunction with the embodiments and the accompanying drawings.

As shown in Figure 1, this embodiment discloses a multi-station profile hydraulic punching and cutting equipment. The equipment includes a frame 1, a first punching component 2, a first mold component 3, a second punching component 5, The second mold assembly 4, the secondary pulling device 6, and the cutting device 7; the first punching assembly 2 and the second punching assembly 5 are installed on the frame 1 through a gantry, and the upper side of each gantry, Hydraulic devices are respectively installed on the left and right sides according to punching needs; the first mold component 3 and the second mold component 4 are respectively installed on the gantry bottom plate through the mold core base; the secondary pulling device 6 is servo controlled It is movable along the guide rail to complete the positioning and clamping action of the remaining tail section of the workpiece; the cutting device 7 is hydraulically controlled, and its moving knife and fixed knife are offset and cut without scrapping.

It should be noted that the above-mentioned punching components are not limited to two groups, but can also be one group, three groups, four groups, etc., which can be set according to actual needs.

As shown in Figure 2, the frame is made of a frame assembled and welded by rectangular tubes and treated with aging. The first gantry 2.1, the second gantry 5.1, the drag chain groove 1.1, the linear guide slider pair 1.2 and the rack are evenly distributed on it. 1.3; The first gantry 2.1 and the second gantry 5.1 are sequentially arranged at the end of the frame along the length direction of the frame, and a drag chain groove 1.1 and a linear guide rail are provided at the rear end of the second gantry 5.1. The block pair 1.2 and the rack 1.3; the drag chain groove 1.1, the linear guide slider pair 1.2 and the rack 1.3 are arranged along the length of the frame. The drag chain groove 1.1, the linear guide slider pair 1.2 and the rack 1.3 are mainly This is to realize the movement of the secondary pulling device 6 .

Furthermore, the above-mentioned first punching component 2 and second punching component 5 have the same structure. This embodiment takes the first punching component 2 as an example to compare the structures of the first punching component 2 and the second punching component 5. To explain; as shown in Figures 3 and 4, the first punching component 2 is installed on the frame 1 through the first gantry 2.1. In this embodiment, the upper, left and right sides of the first gantry 2.1 are respectively Install a hydraulic punching device 2.2, a hydraulic punching device 2.3 and a hydraulic punching device 2.4. The hydraulic punching device 2.2, the hydraulic punching device 2.3 and the hydraulic punching device 2.4 can punch the top surface of the profile and the left and right sides. holes; the output shafts of the hydraulic cylinders of each of the three hydraulic punching devices are connected to the connecting sleeve 2.5. The connecting sleeve 2.5 is used to connect the punching tool, and a limiting device is also provided on the first punching component 2. Specifically, the limiting device The position device includes a fixed sleeve 2.6, a limit switch bracket 2.7, a limit sleeve 2.8, a box bearing 2.9, a polished rod 2.10 and a limit switch 2.11; the fixed sleeve 2.6 for installing the limit switch bracket 2.7 is connected to the connecting sleeve 2.5, and the fixed sleeve One end of 2.6 is connected to the polished rod 2.10. The polished rod 2.10 passes through the box bearing 2.9. Driven by the hydraulic cylinder, the polished rod 2.10 is movable in the box bearing 2.9. A limit sleeve 2.8 is installed on the polished rod 2.10. The limit switch 2.11 passes through the limiter. The position switch bracket 2.7 is fixed on the first gantry 2.1, and the limit sleeve 2.8 is used to sense the limit switch 2.11; the limit switch 2.11 senses the moving distance of the hydraulic device 2.2.

Further, the first gantry 2.1 is composed of a bottom plate, a vertical plate, a side plate, and a top plate. The bottom plate of the gantry is provided with two parallel T-shaped slots for installing the mold core base. The two side plates and the top plate are punched according to the A hydraulic cylinder needs to be installed at the position, and the punching station is station 1-6, that is, it is at least a single station.

Further, the mold core base of the first mold assembly 3 is installed on the gantry bottom plate of the first gantry 2.1, the mold pressure plate is pressed by T-bolts, the guide plates in three directions are fixed on the mold core base, and the punch passes through the guide Plate, punch the workpiece under the control program. The second mold component 4 has the same structure as the first mold component 3 and will not be described again.

Further, as shown in Figures 9 and 10, the secondary pulling device 6 in this embodiment is movable, and its servo motor 6.3 is installed on the carriage 6.4 through a reducer that is shaft-connected to the gear. The gear is mounted on the machine. The rack 1.3 on the frame engages and drives, and moves reciprocally along the guide rail. A support frame is installed on the carriage 6.4. A pneumatic clamping device 6.1 and a drag chain fixing plate are installed on the support frame. The pneumatic clamping device 6.1 is installed on the feed side. The guide mechanism 6.2 guides the installation direction of the profile, and the pneumatic clamping device 6.1 clamps the profile.

As shown in Figures 4, 5, 6, and 7, the cutting device 7 is a bevel cutting device, which includes a cross-cut hydraulic cylinder 7.1, a support plate 7.2, a cross-cut gantry 7.3, a blade fixing plate 7.4, and a cross-cut bottom plate 7.5 , fixed knife 7.6, movable knife 7.7, wear-resistant pad 7.8 and chute 7.9; the staggered cutting bottom plate 7.5 is installed on the frame 1, the support plate 7.2 is fixed to the staggered cutting gantry 7.3, and is inlaid in the support plate 7.2 The fixed knife 7.6 and the cross-cutting hydraulic cylinder 7.1 drive the blade fixed plate 7.4 to move in the chute 7.9. The wear-resistant pad 7.8 is connected to the chute 7.9. The movable knife 7.7 is embedded in the blade fixed plate 7.4 and can be moved between the cross-cutting hydraulic cylinder 7.1. It moves under the drive, the fixed knife 7.6 is fixed, the movable knife 7.7 and the fixed knife 7.6 are offset and cut, and there is no scrapping.

By arranging the first punching component, the utility model cooperates with the first mold component, the secondary pulling device, the cutting component, etc. to complete the multi-station punching and cutting of the profile, that is, the punching and cutting of the profile is completed on the same assembly line. Holing and cutting, which reduces the process of profile turnover and improves production efficiency. The one-time clamping of the equipment greatly improves the accuracy of workpiece punching and cutting. Moreover, the servo positioning of the secondary pulling device is movable and has high accuracy. It can complete the processing of the holes in the back section of the workpiece without tailings. It can realize automatic fixed-length feeding and feeding at equal or unequal intervals according to the processing program.

Although the specific embodiments of the present utility model have been described above in conjunction with the accompanying drawings, they do not limit the scope of protection of the present utility model. Those skilled in the art should understand that on the basis of the technical solutions of the present utility model, those skilled in the art do not need to Various modifications or deformations that can be made with creative efforts are still within the protection scope of the present utility model.

Claims (10)

1. A multi-station profile hydraulic punching and cutting equipment, characterized in that it includes a frame, a first punching component, a first mold component, a secondary pulling device, and a cutting device; the first punching device The component is installed on the frame through the first gantry. The first mold component is installed in the first gantry and cooperates with the first punching component to achieve punching. The secondary pulling device is installed between the first mold component and the cutting device. In this time, the positioning and clamping action of the remaining tail section of the workpiece is completed; the cutting device is installed on the frame to realize the cutting of the profile. 2. The multi-station profile hydraulic punching and cutting equipment according to claim 1, characterized in that the first punching assembly includes three first hydraulic punching devices, which are respectively installed on the first gantry. top and two opposite sides. 3. The multi-station profile hydraulic punching and cutting equipment as claimed in claim 1, characterized in that a guide plate is also installed on the first mold component to guide the punching direction of the first punching component. 4. The multi-station profile hydraulic punching and cutting equipment as claimed in claim 1, characterized in that multiple first punching assemblies can be provided, and the number of first mold assemblies is equal to the first punching assemblies. . 5. The multi-station profile hydraulic punching and cutting equipment as claimed in claim 4, characterized in that a limiting device is installed on each first punching component. 6. The multi-station profile hydraulic punching and cutting equipment according to claim 5, characterized in that the limit device includes a limit switch fixed on the gantry and a piston along with the first punching assembly. The sensing element telescopes together with the rod. 7. The multi-station profile hydraulic punching and cutting equipment according to claim 1, characterized in that the secondary pulling device can move along the length direction of the frame. 8. The multi-station profile hydraulic punching and cutting equipment according to claim 1, characterized in that the secondary pulling device includes a support frame, and a guide device and a clamping device are installed on the support frame. . 9. The multi-station profile hydraulic punching and cutting equipment as claimed in claim 1, characterized in that the secondary pulling device is driven by a servo motor to move on the frame. 10. The multi-station profile hydraulic punching and cutting equipment according to claim 1, characterized in that the cutting device includes a movable knife and a fixed knife; the movable knife is driven by a tilted hydraulic cylinder, and the fixed knife The knife is fixed and the movable knife and fixed knife are misaligned for cutting.