WO2021097867A1

WO2021097867A1 - Automatic apparatus high in metal sheet cutting precision

Info

Publication number: WO2021097867A1
Application number: PCT/CN2019/120777
Authority: WO
Inventors: 马卫青
Original assignee: 苏州安特卫尔自动化科技有限公司
Priority date: 2019-11-21
Filing date: 2019-11-26
Publication date: 2021-05-27
Also published as: CN110732716A

Abstract

Disclosed is an automatic apparatus high in metal sheet cutting precision, the apparatus comprising a shell (1), a servo electric motor (2), a screw rod (3), a nut (4), a guide rod (5), a guide ring (6), a flat plate (7), a lifting cylinder (8), a top plate (9), a sliding rail (10), a sliding block (11), a cutter (12), an embedding positioning block (1201), a pressing cylinder (13), a pressing strip (14), a metal sheet (15), a buffer paperboard (16), a push plate (17), a push cylinder (18), a fixed seat (19), a positioning plate (20), a cutting groove (21) and an embedding groove (22). The apparatus can realize automatic cutting of a metal sheet, manual labor is only needed for taking down a sheet after same is cut, operation is simple, contact with the cutter is not needed, the safety is high, and during cutting, the position near the cutting groove can be compressed by means of two compression structures, such that the metal sheet at the cutting position is in close contact with the buffer paperboard for positioning; and also the buffer paperboard is used for buffering cutting, such that burrs at the cutting position can be reduced, and cutting is smooth.

Description

Automatic equipment with high precision for cutting metal plates

Technical field

The invention relates to an equipment for cutting metal plates, in particular to an automatic equipment with high precision for cutting metal plates, and belongs to the technical field of metal plate cutting applications.

Background technique

Sheet metal has a wide range of applications, and can be used in construction, furniture, etc. When used, sheet metal generally has a large area and needs to be cut to a specified shape. It is generally processed in batches and has the same shape and size.

Existing cutting generally uses a machine and manual cooperation to draw a cutting line on the plate, cut with a cutting knife, and push the plate manually. The accuracy is low, and burrs are prone to appear at the cutting edge. Therefore, in view of the above-mentioned problems, an automated equipment with high precision for cutting metal sheets is proposed.

Summary of the invention

The purpose of the present invention is to provide an automatic equipment with high precision for cutting metal plates in order to solve the above-mentioned problems.

The present invention achieves the above objectives through the following technical solutions. An automatic equipment for cutting metal sheets with high precision includes a flat plate, a cutting structure, and a horizontal drive structure. The horizontal drive structure includes a housing fixedly mounted on the bottom of the plate and fixedly mounted on the bottom of the plate. A motor on one side of the housing, a horizontally arranged screw is rotatably installed inside the housing, one end of the screw is fixedly connected to the output shaft of the servo motor, a nut is screwed on the surface of the screw, and a guide is fixedly installed inside the housing. A rod, a guide ring is slidably connected to the surface of the guide rod, and the guide ring is fixedly connected to the top of the nut;

Lifting cylinders are fixedly installed on both sides of the top of the flat plate, and the output top of the lifting cylinder is fixedly installed with a top plate, the bottom of the top plate is fixedly installed with a sliding rail, and the sliding rail is slidably connected with a sliding block along the length direction. Both the bottom of the block and the top of the guide ring are provided with a fitting groove, and both the bottom and the top of the cutting structure are fitted and connected with the fitting groove;

The top of the flat plate is provided with a longitudinal pushing structure and a positioning plate, the positioning plate is fixed to the top of the flat plate, a metal plate is placed between the longitudinal pushing structure and the positioning plate, and the top and bottom of the metal plate are both provided with buffers For cardboard, the cutting structure is located on one side of the metal sheet, the surface of the flat plate is provided with a cutting groove, the cutting groove is arranged parallel to the positioning plate, and the cutting structure is slidably connected to the cutting groove;

Two pressing structures are fixedly installed at the bottom of the top plate, and the two pressing structures are symmetrically arranged with respect to the cutting groove. The pressing structure is composed of two pressing cylinders and a pressing bar. The top of the pressing cylinder and the top plate It is fixedly connected, and the output bottom end of the pressing cylinder is fixedly connected with the pressure bar.

Preferably, the guide rod is arranged in parallel with the screw, and the guide rod is a round rod structure.

Preferably, the cutting structure is composed of a cutting knife and two embedding positioning blocks, and the two embedding positioning blocks are respectively fixedly installed at both ends of the cutting knife.

Preferably, the longitudinal pushing structure is composed of two pushing cylinders and a pushing plate, the pushing plate is fixedly connected to the output end of the pushing cylinder, and the pushing plate is arranged in parallel with the positioning plate.

Preferably, the housing of the pushing cylinder is fixedly installed with a fixing seat, and the fixing seat is fixedly connected with the top of the flat plate.

Preferably, a sliding groove is formed in the length direction of the sliding rail, and the cross section of the sliding groove is an inverted convex structure.

Preferably, the thickness of the sliding groove is smaller than the thickness of the slider, and the cross section of the slider is an inverted convex structure.

The beneficial effects of the present invention are:

1. This kind of automatic equipment with high precision for cutting metal plates can realize automatic cutting and cutting of metal plates. Manually only need to remove the plates after cutting. The operation is simple, no contact with the cutter is required, and the safety is high. When cutting, Through the two pressing structures, the position near the cutting groove can be compressed, so that the metal sheet at the cutting position is in close contact with the buffer cardboard for positioning. At the same time, the buffer cardboard is used to buffer the cutting, which can reduce the burrs at the cutting, and the cutting is smooth and cutting. The quality is high. After cutting, the cut part is manually removed, and the metal plate can be driven by the longitudinal pushing structure. The positioning plate is used for positioning, and the cutting accuracy is high;

2. This kind of automatic equipment with high precision for cutting metal plates provides positioning for the cutting structure through the embedding groove on the guide ring and the sliding block. Due to the setting of the lifting cylinder, the top plate can be raised and lowered, thereby changing the distance between the guide ring and the sliding block. , Realize the limit of the cutting structure and the release of the limit, thereby facilitating the removal and installation of the cutting structure, and the replacement is convenient.

Description of the drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative labor.

Figure 1 is a schematic diagram of the overall structure of the present invention;

Figure 2 is a schematic diagram of the top structure of the flat panel of the present invention;

Figure 3 is a schematic diagram of the cross-sectional structure of the sliding rail and the sliding block of the present invention.

In the picture: 1, housing, 2, servo motor, 3, screw, 4, nut, 5, guide rod, 6, guide ring, 7, flat plate, 8, lift cylinder, 9, top plate, 10, slide rail, 11 , Slider, 12, Cutting knife, 1201, Fitting positioning block, 13, Compression cylinder, 14, Bead, 15, Sheet metal, 16, Buffer cardboard, 17, Push plate, 18, Push cylinder, 19, Fixed seat , 20, positioning plate, 21, cutting groove, 22, fitting groove.

Detailed ways

In order to make the objectives, features, and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be described clearly and completely in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the following The described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

The technical solutions of the present invention will be further described below in conjunction with the drawings and specific implementations.

In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", and "outer" are based on the drawings shown The orientation or positional relationship is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the pointed device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation of the present invention.

Please refer to Figures 1-3, an automatic equipment for cutting metal sheets with high precision, including a flat plate 7, a cutting structure, and a horizontal drive structure. The horizontal drive structure includes a housing 1 fixedly installed at the bottom of the flat plate 7 and a fixed installation On the motor on the side of the housing 1, a horizontally arranged screw 3 is rotatably installed inside the housing 1, and one end of the screw 3 is fixedly connected to the output shaft of the servo motor 2. The surface of the screw 3 is threadedly connected with a nut 4, so A guide rod 5 is fixedly installed inside the housing 1, a guide ring 6 is slidably connected to the surface of the guide rod 5, and the guide ring 6 is fixedly connected to the top of the nut 4;

Both sides of the top of the flat plate 7 are fixedly installed with lifting cylinders 8, and the output top of the lifting cylinder 8 is fixedly installed with a top plate 9, and the bottom of the top plate 9 is fixedly installed with a sliding rail 10, which is slidably connected along the length direction There is a sliding block 11, the bottom of the sliding block 11 and the top of the guide ring 6 are both provided with a fitting groove 22, and the bottom and the top of the cutting structure are both fittingly connected with the fitting groove 22;

The top of the flat plate 7 is provided with a longitudinal pushing structure and a positioning plate 20, the positioning plate 20 is fixed to the top of the flat plate 7, a metal plate 15 is placed between the longitudinal pushing structure and the positioning plate 20, and the metal plate 15 Both the top and the bottom are provided with buffer cardboard 16, the cutting structure is located on one side of the metal plate 15, the surface of the flat plate 7 is provided with a cutting groove 21, the cutting groove 21 is arranged in parallel with the positioning plate 20, the cutting structure and The cutting groove 21 is slidingly connected;

Two compression structures are fixedly installed at the bottom of the top plate 9, and the two compression structures are symmetrically arranged with respect to the cutting groove 21. The compression structure is composed of two compression cylinders 13 and a bead 14. The compression cylinders The top of 13 is fixedly connected to the top plate 9, and the output bottom end of the pressing cylinder 13 is fixedly connected to the bead 14.

The guide rod 5 and the screw 3 are arranged in parallel, and the guide rod 5 is a round rod structure, and the guide rod 5 and the guide ring 6 guide the movement of the nut 4; the cutting structure is composed of a cutting knife 12 and two embedded positioning blocks 1201, the two fitting positioning blocks 1201 are respectively fixedly installed at both ends of the cutting knife 12. The fitting positioning block 1201 is used for positioning the two ends of the cutting knife 12. The width of the fitting positioning block 1201 is smaller than the cutting groove 21. Insert and pull out from the cutting slot 21; the longitudinal pushing structure is composed of two pushing cylinders 18 and a push plate 17, the push plate 17 is fixed to the output end of the pushing cylinder 18, and the push plate 17 and the positioning plate 20 It is arranged in parallel, the pushing cylinder 18 pushes the metal plate 15 through the push plate 17, which can drive the metal plate 15 and cooperate with the positioning plate 20 for positioning; the housing of the pushing cylinder 18 is fixedly installed with a fixing seat 19, and the fixing seat 19 and the plate 7 The top is fixedly connected to realize the fixed installation of the pushing cylinder 18; the slide rail 10 is provided with a sliding groove in the length direction, and the cross section of the sliding groove is an inverted convex structure, and the sliding groove provides a guide for the slider 11; The thickness of the sliding groove is smaller than the thickness of the slider 11, and the cross section of the sliding block 11 is an inverted convex structure, which can realize the limit of the sliding block 11 and avoid detachment from the sliding groove.

When the present invention is in use, the electrical components appearing in this application are all connected to the power supply and control switches when in use, the lifting cylinder 8, the pressing cylinder 13, and the pushing cylinder 18 are externally driven by a pneumatic pump, and the top and bottom of the metal plate 15 are covered with a buffer The cardboard 16 is placed on the flat plate 7 and positioned by the positioning plate 20, the cylinder 18 is pushed to extend, the push plate 17 is pressed against the metal plate 15, and the cylinder 13 is pressed to extend, so that the bead 14 is pressed near the cutting groove 21 The position is compressed, so that the metal sheet 15 at the cutting position is in close contact with the buffer cardboard 16 for positioning. The servo motor 2 drives the screw 3 to rotate, so that the nut 4 moves, and the guide rod 5 and the guide ring 6 are used for guidance. The horizontal movement provides a drive for the cutting knife 12 to move along the cutting groove 21 for cutting. The buffer cardboard 16 is used to buffer the cutting, which can reduce the burrs at the cutting place. The cutting is smooth and the cutting quality is high. After cutting, press the cylinder 13 Retract, manually remove the cut part, push the cylinder 18 to extend, push the metal plate 15 to move, contact with the positioning plate 20, perform positioning, and continue cutting;

When the cutting structure needs to be replaced, the lifting cylinder 8 is extended, the distance between the guide ring 6 and the slider 11 is increased, and then the cutting structure is taken out, and the new cutting structure is connected with the guide ring 6 through the fitting groove 22 and The fitting positioning block 1201 is positioned, the lifting cylinder 8 is contracted, and the fitting groove 22 on the slider 11 is fitted with the fitting groove 22 on the top of the cutting structure to realize positioning and complete replacement.

The circuits and electronic components and modules involved are all existing technologies, which can be implemented by those skilled in the art. Needless to say, the content protected by the present invention does not involve improvements to software and methods.

For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present invention is defined by the appended claims rather than the above description, and therefore it is intended to fall within the claims. All changes within the meaning and scope of the same requirements are included in the present invention. Any reference signs in the claims should not be regarded as limiting the claims involved.

As mentioned above, the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them. Although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The technical solutions recorded in the embodiments are modified, or some of the technical features are equivalently replaced; these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

An automatic equipment with high precision for cutting metal plates, which is characterized in that it includes a flat plate (7), a cutting structure and a horizontal drive structure. The horizontal drive structure includes a housing (1) fixedly installed at the bottom of the flat plate (7) and a fixed A motor installed on one side of the housing (1), a horizontally arranged screw (3) is rotatably installed inside the housing (1), and one end of the screw (3) is fixedly connected to the output shaft of the servo motor (2), so A nut (4) is threadedly connected to the surface of the screw (3), a guide rod (5) is fixedly installed inside the housing (1), a guide ring (6) is slidingly connected to the surface of the guide rod (5), and the guide The ring (6) is fixedly connected to the top of the nut (4);

Lifting cylinders (8) are fixedly installed on both sides of the top of the flat plate (7), and a top plate (9) is fixedly installed on the output top of the lifting cylinder (8), and a slide rail (10) is fixedly installed at the bottom of the top plate (9). ), the sliding rail (10) is slidably connected with a sliding block (11) along the length direction, the bottom of the sliding block (11) and the top of the guide ring (6) are both provided with a fitting groove (22), and the cutting Both the bottom and the top of the structure are fitted and connected with the fitting groove (22);

The top of the flat plate (7) is provided with a longitudinal pushing structure and a positioning plate (20), the positioning plate (20) is fixed to the top of the flat plate (7), and the longitudinal pushing structure is placed between the positioning plate (20) There is a metal plate (15), and the top and bottom of the metal plate (15) are provided with buffer cardboard (16), the cutting structure is located on one side of the metal plate (15), and the surface of the plate (7) is cut A groove (21), the cutting groove (21) is arranged in parallel with the positioning plate (20), and the cutting structure is slidably connected to the cutting groove (21);

Two pressing structures are fixedly installed at the bottom of the top plate (9), and the two pressing structures are symmetrically arranged with respect to the cutting groove (21). The pressing structure consists of two pressing cylinders (13) and a pressing strip (14). ) Structure, the top of the pressing cylinder (13) is fixedly connected with the top plate (9), and the output bottom end of the pressing cylinder (13) is fixedly connected with the pressure strip (14).
The automatic equipment with high precision for cutting metal sheets according to claim 1, characterized in that the guide rod (5) is arranged in parallel with the screw (3), and the guide rod (5) is a round rod structure.
The automatic equipment with high precision for cutting metal plates according to claim 1, characterized in that: the cutting structure is composed of a cutting knife (12) and two interlocking positioning blocks (1201), and the two interlocking The positioning blocks (1201) are respectively fixedly installed at both ends of the cutting knife (12).
The automatic equipment with high precision for cutting metal sheets according to claim 1, characterized in that: the longitudinal pushing structure is composed of two pushing cylinders (18) and a pushing plate (17), and the pushing plate (17) It is fixedly connected with the output end of the pushing cylinder (18), and the pushing plate (17) and the positioning plate (20) are arranged in parallel.
The automatic equipment with high precision for cutting metal plates according to claim 4, characterized in that: the casing of the pushing cylinder (18) is fixedly installed with a fixing seat (19), and the fixing seat (19) and the plate (7) ) The top is fixed.
The automatic equipment for cutting sheet metal with high precision according to claim 1, characterized in that the slide rail (10) is provided with a sliding groove in the longitudinal direction, and the cross section of the sliding groove is an inverted convex structure.
The automatic equipment with high precision for cutting sheet metal according to claim 6, characterized in that the thickness of the sliding groove is smaller than the thickness of the slider (11), and the cross section of the slider (11) is an inverted convex Type structure.