Guide device for plate punching machine

Abstract

The utility model discloses a guiding device for a plate punching machine, which comprises a base, the upper surface of the base is provided with a collecting component used for collecting waste of the punching machine, and the top of the base is provided with a guiding component used for guiding the plate punching machine. A limiting assembly used for preventing the plate from deforming in the punching process is installed on the surface of the guiding assembly. Through the synergistic effect of all structures of the limiting assembly, the punch through hole in the limiting plate ensures that a punch can smoothly pass through, impact force generated during punching can be absorbed through cooperation of the limiting spring, the telescopic rod and the limiting plate, the situation that a plate is subjected to uneven force around a punching area is avoided, and the punching quality of the plate is improved. Local deformation of the plate is effectively prevented, a proper amount of lubricating oil is pre-stored in the oil storage groove, the lubricating oil is supplied to the guide rod at regular time so that the surface friction force between the sliding block and the guide rod can be reduced in the guide process, and therefore the service life of equipment is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of plate processing equipment, specifically for a guide device for plate punching machine. BACKGROUND

[0002] The punching machine is a kind of mechanical equipment, which is driven by power mechanism after installing raw material, and punching die acts on material to complete punching. Punching machine can carry out sheet processing, stamping, die pressing, embossing and other operations of forcing metal into die.

[0003] Chinese patent number CN219253887 proposes a guide device for plate punching machine, which comprises a workbench, the workbench is connected with a C-shaped plate, the C-shaped plate is connected with a hydraulic device, the output end of the hydraulic device is slidably connected with the C-shaped plate, the output end of the hydraulic device is connected with two groups of symmetrical guide mechanisms, the workbench is slidably connected with two groups of symmetrical pressing mechanisms, the workbench is provided with a through hole, the through hole is arranged corresponding to the output end of the hydraulic device, the guide mechanism comprises a contact plate connected on the outer circumferential side of the output end of the hydraulic device, the end of the contact plate away from the workbench is connected with a guide rod, the guide rod is connected with a fixed screw rod, the fixed screw rod is threadedly connected with a rotating threaded sleeve, the rotating threaded sleeve is connected with a rotating handle, the end of the rotating threaded sleeve close to the C-shaped plate is connected with a contact spring, and the contact spring is arranged on the outer side of the guide rod. The utility model realizes the adjustment of the punching stroke of the punching machine, and also can realize the buffering effect after punching, thereby improving the safety factor.

[0004] The above-mentioned patent still has some deficiencies, for example, when the plate to be punched is thin, the plate around the punching area will be subjected to uneven force when the punch breaks through the plate in an instant, which is easy to cause local deformation, therefore we need to propose a guide device for plate punching machine. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a guide device for plate punching machine, which has the advantage of preventing local deformation of the plate during punching, to solve the problems in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a guide device for plate punching machine, comprising a base, the upper surface of the base is provided with a collecting assembly for collecting punching machine waste, the top of the base is provided with a guide assembly for providing guidance for plate punching machine, and the surface of the guide assembly is provided with a limiting assembly for preventing deformation of the plate during punching.

[0007] Preferably, the collecting assembly comprises a fixing seat, the lower surface of the fixing seat is connected with the upper surface of the base, both ends of the fixing seat on both sides are provided with fixing screws, one end of the fixing screw penetrates through the fixing seat and is connected with the base, and a through hole is formed in the upper surface of the fixing seat.

[0008] Preferably, a waste channel is formed in the surface of the base, one end of the waste channel is communicated with a collecting groove, and the inside of the collecting groove is provided with a pull-out box.

[0009] Preferably, the guide assembly comprises a side plate, the bottom of the side plate is connected with the top of the base, a sliding groove is formed in the surface of the side plate, guide rods are arranged at both ends in the sliding groove, sliding blocks are arranged on the surface of the guide rods, and connecting plates are arranged on the surface of the sliding blocks.

[0010] Preferably, a reset spring is arranged at one end of the sliding groove, one end of the reset spring is provided with a limiting plate, and the surface of the limiting plate is connected with the surface of the guide rod.

[0011] Preferably, a bearing plate is arranged on the top of the side plate, a hydraulic device is arranged on the top of the bearing plate, the output end of the hydraulic device penetrates through the bearing plate and is provided with a piston rod, oil storage grooves are formed at both ends of the bearing plate, oil storage covers are arranged on the surface of the oil storage grooves, an oil outlet channel is formed in the bottom of the oil storage groove, and a rubber pad is arranged at one end of the oil outlet channel close to the oil storage groove.

[0012] Preferably, the limiting assembly comprises a limiting spring, one end of the limiting spring is connected with the lower surface of the connecting plate, the other end of the limiting spring is provided with a limiting plate, a punch through hole is formed in the surface of the limiting plate, telescopic rods are arranged on both sides of the limiting plate, and one end of the telescopic rod is connected with the surface of the connecting plate.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1、The utility model discloses a limiting assembly is through the cooperation of each structure, the deformation of the plate in the punching process is effectively limited, the punch through hole on the limiting plate ensures that the punch can pass through smoothly, and the cooperation of the limiting spring, the telescopic rod and the limiting plate can absorb the impact force generated when punching, so that the plate is prevented from being subjected to uneven force around the punching area, thereby effectively preventing the local deformation of the plate.

[0015] 2、The utility model discloses that the inside of the oil storage groove is pre-stored with appropriate lubricating oil, and the lubricating oil is provided to the guide rod at regular time to reduce the surface friction between the sliding block and the guide rod in the guiding process, thereby prolonging the service life of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1The utility model discloses a structure schematic view.

[0017] Figure 2 The utility model discloses a base structure sectional view.

[0018] Figure 3 The utility model discloses a limiting assembly structure sectional view.

[0019] Figure 4 The utility model discloses a side plate structure sectional view.

[0020] Figure 5 The utility model discloses an oil storage groove structure sectional view.

[0021] In the figure: 1, base, 2, fixed seat, 3, fixed screw, 4, through hole, 5, waste channel, 6, collection groove, 7, pull-out box, 8, side plate, 9, sliding slot, 10, guide rod, 11, sliding block, 12, connecting plate, 13, reset spring, 14, limiting plate, 15, bearing plate, 16, hydraulic device, 17, piston rod, 18, oil storage groove, 19, oil storage cover, 20, oil outlet channel, 21, rubber pad, 22, limiting spring, 23, limiting plate, 24, punch through-hole, 25, telescopic rod. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and 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 work fall within the protection scope of the utility model.

[0023] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: a guide device for plate punching machine, including base 1, it is characterized by: the upper surface of base 1 is equipped with the collection assembly for collecting the waste of punching machine, the top of base 1 is equipped with the guide assembly for providing guide for plate punching machine, the surface of guide assembly is equipped with the limiting assembly for preventing deformation of plate in punching process.Through base 1, the stability and reliability of entire guide device in working process can be ensured, prevent the operation error or security risk caused by vibration or shaking.

[0024] The collecting assembly comprises a fixing seat 2, the lower surface of the fixing seat 2 is connected with the upper surface of the base 1, two ends of the fixing seat 2 on both sides are threadedly installed with fixing screws 3, one end of the fixing screw 3 penetrates through the fixing seat 2 and is connected with the base 1, and a through hole 4 is formed in the upper surface of the fixing seat 2. The fixing seat 2 is installed on the surface of the base 1 through the fixing screws 3, so that the fixing seat 2 can be replaced or disassembled; different types of fixing seats 2 can be replaced according to the surface of the fixing seat 2, and the through hole 4 of different specifications is formed in the surface, so that different punching requirements can be met, and the flexibility and applicability of the guide device are improved.

[0025] A waste channel 5 is formed in the surface of the base 1, one end of the waste channel 5 is communicated with a collecting groove 6, and a pull-out box 7 is installed in the inside of the collecting groove 6. The waste channel 5 is communicated with the through hole 4, and the waste after punching falls into the pull-out box 7 installed in the collecting groove 6 through the through hole 4 and the waste channel 5, so that the waste such as chippings and metal sheets generated in the punching process can be collected, the working efficiency is improved, and the equipment is prevented from being damaged or the environment from being polluted.

[0026] The guide assembly comprises a side plate 8, the bottom of the side plate 8 is connected with the top of the base 1, and the side plate 8 plays a role in supporting the whole guide assembly; a sliding groove 9 is formed in the surface of the side plate 8, guide rods 10 are installed at both ends in the inside of the sliding groove 9, sliding blocks 11 are slidingly installed on the surface of the guide rod 10, and connecting plates 12 are installed on the surface of the sliding block 11; one end of the sliding groove 9 is installed with a reset spring 13, one end of the reset spring 13 is installed with a limiting plate 14, and the surface of the limiting plate 14 is slidingly connected with the surface of the guide rod 10. After the punching is completed, the piston rod 17 drives the connecting plate 12 to move upwards, the connecting plate 12 drives the sliding block 11 to slide upwards along the guide rod 10, then the sliding block 11 contacts the limiting block and presses the reset spring 13, so that a buffering effect is achieved, the guide device is protected from being damaged, and the service life of the guide device is prolonged.

[0027] A bearing plate 15 is installed on the top of the side plate 8, a hydraulic device 16 is installed on the top of the bearing plate 15, an output end of the hydraulic device 16 penetrates through the bearing plate 15 and is installed with a piston rod 17, and one end of the piston rod 17 penetrates through the connecting plate 12 and extends below the connecting plate 12. The hydraulic device 16 serves as a power source of the guide device and is mainly used for providing the pressure required in the punching process; the piston rod 17 is an output component of the hydraulic device 16 and is used for converting the pressure generated by the hydraulic device 16 into mechanical movement.

[0028] The both ends of the bearing plate 15 are provided with oil storage grooves 18, the inside of the oil storage grooves 18 stores appropriate amount of lubricating oil, the surface of the oil storage grooves 18 is provided with oil storage covers 19 through screwing, the bottom of the oil storage grooves 18 is provided with oil outlet channels 20, one end of the oil outlet channels 20 is connected with the surface of the guide rod 10, the end of the oil outlet channels 20 close to the oil storage grooves 18 is provided with rubber pads 21, the center of the rubber pads 21 is provided with oil outlet cracks. By rotating the oil outlet cover, the oil storage cover 19 is moved to the bottom of the oil storage groove 18 along the thread, at this time, the lubricating oil is extruded by the oil storage cover 19 and flows into the oil outlet channel 20 through the oil outlet cracks in the center of the rubber pad 21, and then flows to the surface of the guide rod 10, thereby playing a role in maintaining lubrication, prolonging the service life of the guide device.

[0029] The limiting assembly comprises a limiting spring 22, one end of the limiting spring 22 is connected with the lower surface of the connecting plate 12, the other end of the limiting spring 22 is provided with a limiting plate 23, the surface of the limiting plate 23 is provided with a punch through hole 24, the both sides of the limiting plate 23 are provided with telescopic rods 25, one end of the telescopic rods 25 is connected with the surface of the connecting plate 12. In the punching process, the hydraulic device 16 provides the punching power, the piston rod 17 drives the connecting plate 12 to move downward, at the same time, the connecting plate 12 drives the limiting plate 23 to move downward, until the lower surface of the limiting plate 23 contacts with the upper surface of the plate to be punched, at this time, the piston rod 17 drives the punch head to pass through the punch through hole 24 and continue to move downward to complete the punching task, at the same time, the cooperation of the limiting spring 22, the telescopic rods 25 and the limiting plate 23 can absorb the impact force generated in the punching process, avoiding the plate to be punched to be affected by uneven force around the punching area, thereby effectively preventing the local deformation of the plate.

[0030] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A guide device for a sheet metal punching machine, comprising a base (1), characterized in that: The upper surface of the base (1) is equipped with a collection component for collecting waste material from the punching machine, and the top of the base (1) is equipped with a guide component for guiding the sheet metal punching machine. The surface of the guide component is equipped with a limiting component for preventing deformation of the sheet metal during the punching process.

2. The guiding device for a sheet metal punching machine according to claim 1, characterized in that: The collecting component includes a fixing seat (2), the lower surface of which is connected to the upper surface of the base (1). Fixing screws (3) are installed at both ends of both sides of the fixing seat (2). One end of the fixing screw (3) passes through the fixing seat (2) and is connected to the base (1). A through hole (4) is provided on the upper surface of the fixing seat (2).

3. A guiding device for a sheet metal punching machine according to claim 2, characterized in that: The base (1) has a waste channel (5) on its surface. One end of the waste channel (5) is connected to a collection trough (6), and a pull-out box (7) is installed inside the collection trough (6).

4. A guiding device for a sheet metal punching machine according to claim 3, characterized in that: The guide assembly includes a side plate (8), the bottom of which is connected to the top of the base (1). A groove (9) is provided on the surface of the side plate (8). Guide rods (10) are installed at both ends inside the groove (9). A slider (11) is installed on the surface of the guide rod (10). A connecting plate (12) is installed on the surface of the slider (11).

5. A guiding device for a sheet metal punching machine according to claim 4, characterized in that: A return spring (13) is installed at one end of the slide (9), and a limit plate (14) is installed at one end of the return spring (13). The surface of the limit plate (14) is connected to the surface of the guide rod (10).

6. A guiding device for a sheet metal punching machine according to claim 5, characterized in that: A bearing plate (15) is installed on the top of the side plate (8). A hydraulic device (16) is installed on the top of the bearing plate (15). The output end of the hydraulic device (16) passes through the bearing plate (15) and is equipped with a piston rod (17). Oil storage tanks (18) are opened at both ends of the bearing plate (15). An oil storage cover (19) is installed on the surface of the oil storage tank (18). An oil outlet channel (20) is opened at the bottom of the oil storage tank (18). A rubber pad (21) is installed at one end of the oil outlet channel (20) near the oil storage tank (18).

7. A guiding device for a sheet metal punching machine according to claim 6, characterized in that: The limiting component includes a limiting spring (22), one end of which is connected to the lower surface of the connecting plate (12), and the other end of which is fitted with a limiting plate (23). The surface of the limiting plate (23) has a punch through hole (24), and telescopic rods (25) are installed on both sides of the limiting plate (23). One end of the telescopic rod (25) is connected to the surface of the connecting plate (12).

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