Automatic leapfrogging hydraulic punching machine for steel structure machining

Abstract

The utility model relates to the technical field of punching machines, and provides an automatic leapfrogging hydraulic punching machine for steel structure machining, which comprises a bottom frame and a door-shaped frame, the door-shaped frame is fixed on the bottom frame, a punching seat is fixed on the surface of the bottom frame, a feeding assembly is arranged on the punching seat, a punching assembly is arranged on the door-shaped frame, and the feeding assembly comprises a feeding groove. The feeding groove is formed in the surface of the stamping base, a pair of cavities is inwards formed in the side surface of the stamping base, and a plurality of stamping holes are formed in the inner surface of the feeding groove and communicate with the cavities. By means of the technical scheme, manual discharging is needed, the manual labor amount is large, leveling and cleaning of materials are not needed, and deviation is likely to occur when the materials are machined, so that the machining effect is affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to punch press technical field, specifically, relates to a kind of automatic step hydraulic punch press for steel structure processing. BACKGROUND

[0002] Punch press, it is a punch press. In national production, stamping process has the advantages of saving material and energy, high efficiency, low technical requirements for operators and producing products that cannot be achieved by machining through various molds, compared with traditional machining, so its use is becoming more and more widespread;

[0003] The authorized Chinese patent with application number CN219176689U discloses a hydraulic punch press. The hydraulic punch press adopts an I-beam welded to form a rack structure of the hydraulic punch press, ensuring the structural stability and firmness of the punch press. A hydraulic oil cylinder is arranged on the top of the rack. The hydraulic oil cylinder is installed with an integrated cartridge valve block composed of various one-way valves and overflow valves. The hydraulic oil is delivered to the integrated cartridge valve block by an oil pump. The various one-way valves and overflow valves distribute the hydraulic oil into the upper cavity or lower cavity of the oil cylinder. Under the action of high-pressure hydraulic oil, the hydraulic oil cylinder outputs power for downward movement. The output action is sensitive, the hydraulic oil distribution is uniform and stable, the punch press action is stable and rapid, and the direction, pressure, and flow of the oil are precisely controlled. Springs are arranged on the hydraulic punch press platen and the workbench for buffering during stamping to prevent excessive stamping force from deforming the workpiece.

[0004] However, in the implementation of the related technology, the above-mentioned automatic hydraulic punch press automatic feeding device has the following problems: the above-mentioned scheme is provided with springs on the hydraulic punch press platen and the workbench for buffering during stamping to prevent excessive stamping force from deforming the workpiece. However, in actual use, manual unloading is required, which is labor-intensive, and lacks leveling and cleaning of the material, which can cause deviation during processing and affect the processing effect.

[0005] Therefore, the above problems are improved. UTILITY MODEL CONTENTS

[0006] The utility model provides a kind of automatic step hydraulic punch press for steel structure processing, solve the problem that manual feeding is required in the related technology, labor-intensive, and lacks leveling and cleaning of the material, which can cause deviation during processing and affect the processing effect.

[0007] The technical scheme of the utility model is as follows: including

[0008] A bottom frame and a portal frame are fixed to the bottom frame.

[0009] The punch seat is fixed on the surface of the bottom frame, and the feeding assembly is arranged on the punch seat;

[0010] The punch assembly is arranged on the door-shaped frame.

[0011] The feeding assembly comprises a feeding groove which is arranged on the surface of the punch seat, a pair of cavities are arranged in the side surface of the punch seat, and a plurality of punch holes are arranged in the inner surface of the feeding groove and are communicated with the cavities.

[0012] As a further technical solution, the punch seat is provided with an outer frame on one side, a pair of telescopic air cylinders are arranged on the surface of the outer frame, a pushing block is arranged at the output end of the telescopic air cylinder, and the pushing block is slidably attached to the feeding groove.

[0013] As a further technical solution, a pair of side grooves are arranged in the side surface of the punch seat and are communicated with the feeding groove, a pair of positioning blocks are rotatably connected in the side grooves, and a gear is arranged at the lower end of the positioning block.

[0014] As a further technical solution, a second air cylinder is fixedly connected in the cavity, a rack is arranged at the output end of the second air cylinder, the rack is engaged with the gear, a pair of third air cylinders are arranged on the side surface of the punch seat, and a pushing block is arranged at the output end of the third air cylinder.

[0015] As a further technical solution, the punch assembly comprises a punch hydraulic cylinder which is arranged on the top of the door-shaped frame, an installation seat is arranged at the output end of the punch hydraulic cylinder, and a movable seat is inserted into the installation seat.

[0016] As a further technical solution, the movable seat and the installation seat are fixedly connected through bolts, a plurality of punch rods are arranged at the bottom of the movable seat, a pressing plate is slidably connected on the punch rod, and a buffer spring is sleeved on the punch rod.

[0017] As a further technical solution, a rectangular opening is arranged on the surface of the bottom frame, a pair of insertion grooves are arranged at the bottom of the bottom frame, and a collecting hopper is inserted and connected in the insertion grooves.

[0018] As a further technical solution, an extension frame is arranged on the side surface of the punch seat, and the structure of the extension frame is matched with the internal structure of the feeding groove.

[0019] As a further technical solution, the internal structure of the installation seat and the cross section of the movable seat are both convex structures.

[0020] The working principle and beneficial effects of the utility model are as follows:

[0021] 1. The utility model discloses a feeding assembly is provided, through the interaction of feeding groove, telescopic air cylinder, push block, positioning block, gear, rack and push material piece etc. structure, can be fixed to the T -shaped steel structural member installation, keeps the effect of sticking together, and by positioning block and push block cooperation clamping work piece, makes the stamping process not to produce the vibration, and can automatic blanking and the collection of the waste material of stamping, and the stamping efficiency is high.

[0022] 2. The utility model discloses a stamping assembly is provided, through the interaction of stamping hydraulic cylinder, mounting seat, movable seat, stamping rod, pressing plate and buffer spring etc. structure, adopt detachable connection mode, convenient replacement stamping rod, and the connection mode is simple and firm, has very good stamping effect. DRAWINGS

[0023] The utility model will be further explained in detail in combination with the drawings and specific embodiment.

[0024] Figure 1 It is the structure schematic diagram of the utility model;

[0025] Figure 2 It is the axonometric drawing of the utility model;

[0026] Figure 3 It is the axonometric sectional view of the utility model;

[0027] Figure 4 It is the utility model attached Figure 2 It is the local enlarged view of part A in the utility model;

[0028] In the drawing: 1, underframe;2, door frame;3, stamping seat;4, feeding assembly;4-1, feeding groove;4-2, cavity;4-3, stamping hole;4-4, outer frame;4-5, telescopic air cylinder;4-6, push block;4-7, side groove;4-8, positioning block;4-9, gear;4-10, second air cylinder;4-11, rack;4-12, third air cylinder;4-13, push material piece;5, stamping assembly;5-1, stamping hydraulic cylinder;5-2, mounting seat;5-3, movable seat;5-4, stamping rod;5-5, pressing plate;5-6, buffer spring;6, rectangular mouth;7, slot;8, collecting hopper;9, extension frame. SPECIFIC EMBODIMENT

[0029] The technical scheme in the utility model embodiment will be described clearly and completely in combination with the utility model embodiments, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are involved in the protection scope of the utility model.

[0030] As Figures 1-4The embodiment shown provides an automatic jump hydraulic punch press for steel structure processing, which comprises

[0031] The bottom frame 1 and the door-shaped frame 2 are fixed on the bottom frame 1.

[0032] The punch seat 3 and the feeding assembly 4 are arranged on the punch seat 3.

[0033] The punch assembly 5 is arranged on the door-shaped frame 2.

[0034] The feeding assembly 4 comprises a feeding groove 4-1, a pair of cavities 4-2, a plurality of punch holes 4-3, a pair of telescopic air cylinders 4-5, a pair of positioning blocks 4-8, a second air cylinder 4-10, a rack 4-11, a pair of third air cylinders 4-12 and a pushing block 4-13.

[0035] In this embodiment, in order to realize the effect of stable installation of T-shaped steel structure, the feeding assembly 4 is designed, the feeding groove 4-1 is opened on the surface of the stamping seat 3, the feeding groove 4-1 is in T-shaped structure, the workpiece can be inserted in the inside and kept close, a cavity 4-2 is opened on one side of the stamping seat 3, a stamping hole 4-3 is opened in the feeding groove 4-1, the stamping hole 4-3 is used for cooperating with stamping, the waste under stamping can enter into the cavity 4-2, an outer frame 4-4 is arranged on one side of the stamping seat 3 and two telescopic cylinders 4-5 are installed, the output end of the telescopic cylinder 4-5 is connected with a pushing block 4-6 and is slidably close in the feeding groove 4-1, the pushing block 4-6 can be controlled to move in the feeding groove 4-1 by the telescopic cylinder 4-5, which is used for pushing the steel structure, the other surface is provided with a side groove 4-7 and a positioning block 4-8 is rotatably connected inside, which is used for blocking the steel structure and the pushing block 4-6 to cooperate with positioning, the lower end of the positioning block 4-8 is provided with a gear 4-9, the inside of the cavity 4-2 is provided with a second cylinder 4-10 and a rack 4-11, the rack 4-11 is engaged with the gear 4-9, the positioning block 4-8 can be controlled to rotate by the rack 4-11 and the gear 4-9 when discharging, which can avoid the moving path of the steel structure after rotating, so as to facilitate the discharging of the steel structure, a third cylinder 4-12 is further arranged on one side of the stamping seat 3, the output end of the third cylinder 4-12 is located in the cavity 4-2 and is connected with a pushing block 4-13, the pushing block 4-13 can be controlled by the third cylinder 4-12 to push the waste in the cavity 4-2 outward, so as to achieve the effect of cleaning.

[0036] Further, the stamping assembly 5 includes a stamping hydraulic cylinder 5-1, the stamping hydraulic cylinder 5-1 is installed on the top of the door-shaped frame 2, the output end of the stamping hydraulic cylinder 5-1 is provided with a mounting seat 5-2, the mounting seat 5-2 is inserted with a movable seat 5-3, the movable seat 5-3 and the mounting seat 5-2 are fixedly connected by bolts, a plurality of stamping rods 5-4 are arranged on the bottom of the movable seat 5-3, a pressing plate 5-5 is slidably connected on the stamping rod 5-4, and a buffer spring 5-6 is sleeved on the stamping rod 5-4.

[0037] In this embodiment, in order to realize the replaceable stamping effect, the stamping assembly 5 is designed, the stamping hydraulic cylinder 5-1 and the mounting seat 5-2 are installed on the top of the door-shaped frame 2, the bottom of the mounting seat 5-2 is in open structure and the movable seat 5-3 is inserted inside, the movable seat 5-3 and the mounting seat 5-2 are fixed by bolt cooperation, which is convenient for disassembly, the bottom of the movable seat 5-3 is provided with the stamping rod 5-4, the pressing plate 5-5 and the buffer spring 5-6, the workpiece can be pressed tightly by the pressing plate 5-5 cooperating with the buffer spring 5-6 when the stamping hydraulic cylinder 5-1 is downwardly stamped, and then the steel structure is stamped by the stamping rod 5-4.

[0038] Further, the surface of the base frame 1 is provided with a rectangular opening 6, a pair of insertion grooves 7 are opened on the bottom of the base frame 1, and a collecting hopper 8 is connected by being inserted into the insertion groove 7.

[0039] In the embodiment, the rectangular opening 6 is arranged for dropping the waste downward, two slots 7 are arranged below the base frame 1 and the collecting hopper 8 is inserted into the slots 7, so that the waste dropped downward through the rectangular opening 6 can be collected, and the collecting hopper 8 can be pulled out to clean the waste.

[0040] Further, the extension frame 9 is arranged on the side surface of the stamping seat 3, and the structure of the extension frame 9 is matched with the internal structure of the feeding groove 4-1.

[0041] In the embodiment, the extension frame 9 is arranged for supporting the steel structural member after stamping to continue to move outward, so that the steel structural member can be continuously discharged.

[0042] Further, the internal structure of the mounting seat 5-2 and the cross section of the movable seat 5-3 are both in the shape of a Chinese character "Kun".

[0043] In the embodiment, the structure in the shape of a Chinese character "Kun" enables the movable seat 5-3 to move only in the horizontal direction, and the connection is more firm.

[0044] When the workpiece needs to be processed, the workpiece is placed into the feeding groove, then the telescopic cylinder 4-5 is started to push the workpiece forward through the pushing block 4-6 until the positioning block 4-8 is attached, then the stamping hydraulic cylinder 5-1 is started to stamp the workpiece through the pressing plate 5-5 and the stamping rod 5-4, the material generated by stamping is dropped into the cavity 4-2, then the second cylinder 4-10 is started to rotate the positioning block 4-8 by 90° through the rack 4-11 and the gear 4-9, then the telescopic cylinder 4-5 is started again to push the workpiece forward again, and the workpiece is reset, then the next workpiece is placed into the feeding groove, and multiple workpieces are continuously processed, then the workpiece at the front end is pushed out, the third cylinder 4-12 is intermittently started to push the waste into the collecting hopper 8 through the pushing block 4-13, and the waste can be cleaned according to the collecting capacity, and when the movable seat 5-3 is disassembled, the movable seat 5-3 can be pulled out horizontally after the bolts are disassembled.

[0045] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An automatic step-and-skip hydraulic punch press for steel structure processing, characterized by, Comprising A base frame (1) and a door-shaped frame (2) fixed on the base frame (1); A punching seat (3) fixed on the surface of the base frame (1), and a feeding assembly (4) arranged on the punching seat (3); A punching assembly (5) arranged on the door-shaped frame (2); The feeding assembly (4) comprises a feeding groove (4-1) formed on the surface of the punching seat (3), a pair of cavities (4-2) formed on the side surface of the punching seat (3) inwardly, and a plurality of punching holes (4-3) formed on the inner surface of the feeding groove (4-1) and communicated with the cavities (4-2).

2. The automatic step-by-step hydraulic press for steel structure processing according to claim 1, characterized in that, One side of the punching seat (3) is provided with an outer frame (4-4), and a pair of telescopic air cylinders (4-5) are mounted on the surface of the outer frame (4-4), and a pushing block (4-6) is arranged at the output end of the telescopic air cylinder (4-5) and slidably attached to the feeding groove (4-1).

3. The automatic step-by-step hydraulic press for steel structure processing according to claim 2, characterized in that, A pair of side grooves (4-7) are formed on the side surface of the punching seat (3) and communicated with the feeding groove (4-1), and a pair of positioning blocks (4-8) are rotatably connected in the side grooves (4-7), and a gear (4-9) is arranged at the lower end of the positioning block (4-8).

4. The automatic step-by-step hydraulic press for steel structure processing according to claim 3, characterized in that, A second air cylinder (4-10) is fixedly connected in the cavity (4-2), a rack (4-11) is arranged at the output end of the second air cylinder (4-10) and engaged with the rack (4-11), and a pair of third air cylinders (4-12) are mounted on the side surface of the punching seat (3), and a pushing block (4-13) is arranged at the output end of the third air cylinder (4-12).

5. The automatic step-by-step hydraulic punch press for steel structure processing according to claim 1, characterized in that, The punching assembly (5) comprises a punching hydraulic cylinder (5-1) mounted on the top of the door-shaped frame (2), and an installation seat (5-2) is arranged at the output end of the punching hydraulic cylinder (5-1), and a movable seat (5-3) is inserted in the installation seat (5-2).

6. The automatic step-by-step hydraulic press for steel structure processing according to claim 5, characterized in that, The movable seat (5-3) and the installation seat (5-2) are fixedly connected through bolts, a plurality of punching rods (5-4) are arranged at the bottom of the movable seat (5-3), a pressing plate (5-5) is slidably connected on the punching rod (5-4), and a buffer spring (5-6) is sleeved on the punching rod (5-4).

7. The automatic step-by-step hydraulic press for steel construction working as claimed in claim 1, wherein A rectangular opening (6) is formed on the surface of the base frame (1), and a pair of insertion grooves (7) are formed at the bottom of the base frame (1), and a collecting hopper (8) is insertedly connected in the insertion groove (7).

8. The automatic step-by-step hydraulic press for steel construction processing according to claim 1, characterized by the fact that The side surface of the punching seat (3) is provided with an extension frame (9) which is matched with the internal structure of the feeding groove (4-1).

9. The automatic step-by-step hydraulic press for steel construction processing according to claim 5, characterized by the fact that The installation seat (5-2) and the movable seat (5-3) are both convex structures in cross section.

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