Angle steel bar back punching equipment

Abstract

The utility model discloses angle steel bar back punching equipment, and belongs to the technical field of angle steel machining equipment. Angle steel bar back punching equipment comprises a machine base, a machine frame, a steel bar back punching mechanism, a material pressing mechanism, a steel bar back punching die frame and a steel bar back punching bottom die arranged on the steel bar back punching die frame, the machine frame is arranged on a machine frame sliding rail arranged on the machine base in a sliding mode, and a transposition mechanism is arranged at one end of the machine base and connected with the machine frame. The rib back punching mechanism comprises a punching oil cylinder, a pressing head connected with a piston rod of the punching oil cylinder and a punch rod, the punching oil cylinder is fixedly arranged on the upper portion of the machine frame, the upper end of the punch rod is connected with the pressing head, the rib back punching die frame is arranged on a working platen in the machine frame, and a punch rod hole is formed in the upper end of the rib back punching die frame. The lower end of the punch rod is movably matched with a punch rod hole in the upper end of the rib back punching die frame, the working face of the rib back punching bottom die is in a V shape, and the two sides of the machine frame are each provided with a material pressing mechanism. The angle steel bar back punching device can punch holes in the angle steel bar back and is high in punching precision.

Description

Technical Field

[0001] The utility model relates to an angle steel bar back punching device, which is a device used for punching holes on the angle steel bar back and belongs to the technical field of angle steel processing equipment. Background Art

[0002] The angle steel punching processing equipment used in the existing angle steel processing line can basically only perform punching processing on the support plate of the angle steel, and cannot process the holes on the back of the angle steel bar. The holes on the back of the angle steel bar need to be processed separately by manual processing, which has low processing accuracy and efficiency, affecting production efficiency. Utility Model Content

[0003] In view of the above-mentioned defects existing in the prior art, the utility model provides an angle steel bar back punching device which can perform punching processing on the angle steel bar back.

[0004] The utility model is realized through the following technical scheme: a kind of angle steel bar back punching equipment, characterized in that it comprises a machine base, a frame, a steel bar back punching mechanism, a material pressing mechanism, a steel bar back punching die frame, a steel bar back punching bottom die arranged on the steel bar back punching die frame, a frame slide rail is arranged on the machine base, the frame is slidably arranged on the frame slide rail, a shifting mechanism is arranged at one end of the machine base, the shifting mechanism is connected to the frame, the frame comprises a bottom plate, two vertical plates arranged at intervals and fixedly connected to the bottom plate, both vertical plates are provided with working ports, the steel bar back punching mechanism comprises a stamping oil cylinder, a piston rod connected to the stamping oil cylinder A pressure head, a punch rod, and a punching cylinder are fixedly arranged on the upper part of the frame, the upper end of the punch rod is connected to the pressure head, a work table is fixed in the frame, a rib back punching die frame is arranged on the work table, a punch rod hole is arranged at the upper end of the rib back punching die frame, the lower end of the punch rod is movably matched with the punch rod hole at the upper end of the rib back punching die frame, the working surface of the rib back punching bottom die is V-shaped, and a pressing mechanism is respectively arranged on the outer sides of the two vertical plates corresponding to the working ports on the vertical plates, the pressing mechanism comprises a pressing cylinder vertically fixed to the side of the vertical plate and a pressing rod connected to the piston rod of the pressing cylinder, and a pressing block is arranged at the lower end of the pressing rod.

[0005] In the utility model, the frame can be driven to move along the frame slide rail by the shifting mechanism. When the utility model is working, the frame and the rib back punching mechanism are pushed to the set position on the machine base by the shifting mechanism. After the angle steel workpiece to be processed is sent to the processing position with the opening facing upward, the pressing cylinders of the two pressing mechanisms are actuated to drive the pressing rod and the pressing block downward to press the angle steel, and the punching cylinder of the rib back punching mechanism drives the punch rod and the punch to perform the punching operation, thereby completing the punching of the back hole of the diagonal steel bar. When it is not necessary to punch the back of the angle steel bar, the frame and the rib back punching mechanism can be dragged away from the set position by the shifting mechanism.

[0006] Furthermore, to facilitate the installation and replacement of the mold, a punch rod slide groove is provided at the lower end of the pressure head, and the upper end of the punch rod is slidably matched with the punch rod slide groove; a mold frame slide groove is provided on the work table, and the rib back punching mold frame is slidably matched with the mold frame slide groove; an adjusting screw is provided on the work table to connect with the rib back punching mold frame.

[0007] Furthermore, in order to ensure the processing stability, a supporting mechanism is arranged on the outer side of one side of the vertical plate, and the supporting mechanism includes a supporting oil cylinder, a supporting frame, and a supporting frame guide rail. The supporting frame guide rail is vertically fixed on the vertical plate, and the supporting frame and the supporting frame guide rail are slidably matched. One end of the supporting oil cylinder is connected to the frame, and the other end is connected to the supporting frame. Two supporting rollers arranged in a V shape are symmetrically arranged on the supporting frame. The supporting oil cylinder can drive the supporting frame to rise and fall, and the supporting rollers arranged on the supporting frame can support the angle steel.

[0008] Furthermore, an inclined bean trough is provided at the lower part of the discharge port of the worktable, and the beans produced by the punching process can be discharged to the outside of the frame through the bean trough.

[0009] Furthermore, the transposition mechanism is a transposition cylinder.

[0010] The beneficial effects of the utility model are as follows: the utility model has a simple structure, can realize punching holes on the back of angle steel bars, has high punching precision, can be automatically processed, and can greatly improve production efficiency. The utility model can be used alone or in combination with other angle steel processing equipment on an angle steel processing line, which can greatly improve the production efficiency and processing adaptability of the angle steel line. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a main schematic diagram of the utility model;

[0012] Figure 2 yes Figure 1 Schematic diagram of the left side;

[0013] Figure 3 yes Figure 1 A top view schematic diagram of

[0014] Figure 4 yes Figure 2 AA cross-sectional view in FIG.

[0015] Figure 5 It is a three-dimensional structural schematic diagram of the utility model;

[0016] In the figure, 1, machine base, 2, frame, 3, limit block, 4, stamping cylinder, 5, pressing mechanism, 6, supporting mechanism, 7, frame slide rail, 8, transposition cylinder, 9, working port, 10, working table, 11, pressing head, 12, punch rod, 13, punch, 14, rib back punching bottom die, 15, adjusting screw, 16, rib back punching die frame, 17, die frame slide, 18, bean trough;

[0017] 2-1, bottom plate, 2-2, first vertical plate, 2-3, second vertical plate;

[0018] 5-1, press cylinder, 5-2, press rod guide rail, 5-3, press rod, 5-4, press block;

[0019] 6-1, support roller, 6-2, support rack, 6-3, support rack guide rail, 6-4, support cylinder;

[0020] 11-1. Punch rod slide groove. DETAILED DESCRIPTION

[0021] The present invention is further described below by way of non-limiting embodiments and in conjunction with the accompanying drawings:

[0022] As shown in the accompanying drawings, a back punching device for angle steel bars includes a machine base 1, a frame 2, a back punching mechanism, a material pressing mechanism 5, a back punching die frame 16, and a back punching bottom die 14 arranged on the back punching die frame 16. Two frame slide rails 7 are arranged on the machine base 1. The frame 2 includes a bottom plate 2-1, a first vertical plate 2-2 and a second vertical plate 2-3 which are arranged at intervals and fixedly connected to the bottom plate 2-1, and a working opening 9 is arranged on the first vertical plate 2-2 and the second vertical plate 2-3. A slider is arranged at the lower part of the bottom plate 2-1, and the frame 2 is slidably arranged on the frame slide rail 7 through the slider at the lower part of the bottom plate 2-1, and a limit block 3 for limiting the frame 2 is arranged on the machine base 1. A shifting mechanism is arranged at one end of the machine base 1, and the shifting mechanism is connected to the bottom plate 2-1 of the frame 2. In this embodiment, the transposition mechanism is a transposition cylinder 8, one end of which is fixed to one end of the machine base 1, and the piston rod of the transposition cylinder 8 is connected to the bottom plate 2-1 of the frame 2 (the piston rod of the transposition cylinder in the attached figure is not yet connected to the bottom plate of the frame). The rib back punching mechanism includes a punching cylinder 4, a ram 11, and a punch rod 12, a punch 13 is installed at the lower end of the punch rod 12, the punching cylinder 4 is fixedly arranged on the upper part of the frame 2 through a mounting plate, the ram 11 is connected to the piston rod of the punching cylinder 4, and the upper end of the punch rod 12 is connected to the ram 11. A workbench 10 is fixedly arranged in the frame 2, and a rib back punching die frame 16 is arranged on the workbench 10. A punch rod hole is arranged at the upper end of the rib back punching die frame 16, and the lower end of the punch rod 12 is movably inserted into the punch rod hole at the upper end of the rib back punching die frame 16. The rib back punching bottom die 14 is installed on the rib back punching die frame 16, and the working surface of the rib back punching bottom die 14 is V-shaped. A pressing mechanism 5 is respectively arranged on the outer side of the first vertical plate 2-2 and the second vertical plate 2-3 corresponding to the working openings on the vertical plates, and the pressing mechanism 5 includes a pressing cylinder 5-1 vertically fixed to the side of the vertical plate and a pressing rod 5-3 connected to the piston rod of the pressing cylinder 5-1. A pressing block 5-4 is arranged at the lower end of the pressing rod 5-3, and the lower end cross section of the pressing block 5-4 is V-shaped, which can cooperate with the pad set at the working opening 9 to press the material. In order to ensure the reliable movement of the pressing rod 5-3, a pressing rod guide slide rail 5-2 is fixed on the vertical plate, and the pressing rod 5-3 is slidably matched with the pressing rod guide slide rail 5-2.

[0023] To facilitate the installation and replacement of the mold, in this embodiment, a punch rod slide 11-1 is provided at the lower end of the pressure head 11, and the upper end of the punch rod 12 is slidably matched with the punch rod slide 11-1 at the lower end of the pressure head 11. A mold frame slide 17 is provided on the work table 10, and the lower end of the rib back punching mold frame 16 is slidably matched with the mold frame slide 17. An adjusting screw 15 is provided on the work table 10 and connected to the rib back punching mold frame 16. By rotating the adjusting screw 15, the rib back punching mold frame 16 can be pulled or pushed to move.

[0024] To ensure processing stability, in this embodiment, a supporting mechanism 6 is provided on the outer side of one side of the vertical plate, and the supporting mechanism 6 includes a supporting cylinder 6-4, a supporting frame 6-2, and a supporting frame guide rail 6-3. The supporting frame guide rail 6-3 is vertically fixed on the vertical plate, and the supporting frame 6-2 is slidably matched with the supporting frame guide rail 6-3. One end of the supporting cylinder 6-4 is connected to the frame 2, and the other end is connected to the supporting frame 6-2. Two supporting rollers 6-1 arranged in a V shape are symmetrically provided on the supporting frame 6-2, and the supporting rollers 6-1 are free rollers. The supporting cylinder 6-4 can drive the supporting frame 6-2 to move up and down, and the two supporting rollers 6-1 arranged in a V shape can support the angle steel.

[0025] To facilitate discharging, in this embodiment, an inclined bean trough 18 is provided at the lower part of the discharging port of the workbench 10, and the beans produced by the punching process can fall into the bean trough 18 through the discharging port and be discharged from the frame.

[0026] The utility model can be used alone, and can also be arranged on an angle steel processing line and used in conjunction with other angle steel processing equipment.

[0027] When the utility model is working, the frame 2 and the back punching mechanism are pushed to the limit block 3 on the machine base 1 for positioning through the shifting mechanism, and the position of the back punching die frame 16 is adjusted to the specified position by adjusting the screw 15. After the angle steel workpiece to be processed is sent to the processing position with the opening facing upward, the pressing cylinder 5-1 of the two pressing mechanisms 5 is actuated to drive the pressing rod 5-3 and the pressing block 5-4 downward to press the angle steel, and the punching cylinder 4 of the back punching mechanism drives the punch rod 12 and the punch 13 to perform the punching operation, and the material beans are discharged from the outside of the frame through the hopper slot 18, and the punching of the back holes of the diagonal steel bars can be completed. When it is not necessary to punch the back of the angle steel bars, the frame 2 and the back punching mechanism can be dragged away from the positioned position through the shifting mechanism.

[0028] The other parts of this embodiment are all prior art and will not be described in detail here.

Claims

1. An angle steel bar back punching device, characterized by: The invention comprises a machine base, a frame, a rib back punching mechanism, a material pressing mechanism, a rib back punching die frame, and a rib back punching bottom die arranged on the rib back punching die frame. The machine base is provided with a frame slide rail, and the frame is slidably arranged on the frame slide rail. A shifting mechanism is arranged at one end of the machine base, and the shifting mechanism is connected to the frame. The frame comprises a bottom plate, two vertical plates arranged at intervals and fixedly connected to the bottom plate, and working ports are arranged on both vertical plates. The rib back punching mechanism comprises a stamping oil cylinder, a pressure head connected to the piston rod of the stamping oil cylinder, and a punch rod. The stamping oil cylinder is fixedly arranged on the machine The upper part of the frame, the upper end of the punch rod is connected to the pressure head, a work table is fixed in the frame, the rib back punching die frame is arranged on the work table, the upper end of the rib back punching die frame is provided with a punch rod hole, the lower end of the punch rod is movably matched with the punch rod hole at the upper end of the rib back punching die frame, the working surface of the rib back punching bottom die is V-shaped, and the outer sides of the two vertical plates are respectively provided with a pressing mechanism corresponding to the working openings on the vertical plates, the pressing mechanism includes a pressing cylinder vertically fixed to the side of the vertical plate and a pressing rod connected to the piston rod of the pressing cylinder, and a pressing block is arranged at the lower end of the pressing rod.

2. The angle steel bar back punching device according to claim 1 is characterized in that: The lower end of the pressure head is provided with a punch rod slide groove, and the upper end of the punch rod is slidably matched with the punch rod slide groove; a mold frame slide groove is provided on the work table, and the rib back punching mold frame is slidably matched with the mold frame slide groove; an adjusting screw is provided on the work table to connect with the rib back punching mold frame.

3. The angle steel bar back punching device according to claim 1 or 2 is characterized in that: A supporting mechanism is arranged on the outer side of one side vertical plate, and the supporting mechanism includes a supporting cylinder, a supporting frame, and a supporting frame guide rail. The supporting frame guide rail is vertically fixed on the vertical plate, and the supporting frame slides in sliding cooperation with the supporting frame guide rail. One end of the supporting cylinder is connected to the frame, and the other end is connected to the supporting frame. Two supporting rollers arranged in a V shape are symmetrically arranged on the supporting frame.

4. The angle steel bar back punching device according to claim 3 is characterized in that: An inclined bean trough is arranged at the lower part of the discharge opening of the workbench.

5. The angle steel bar back punching device according to claim 3 is characterized in that: The transposition mechanism is a transposition cylinder.

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