Feeding device of metal plate shearing machine

Abstract

The utility model discloses a feeding device of a metal plate shearing machine, which comprises a feeding table, electric control sliding rails are arranged on two sides of the feeding table, a U-shaped frame is arranged between the two electric control sliding rails, a sliding rod is fixedly arranged between two side walls of the U-shaped frame, two clamping assemblies are arranged on the sliding rod, and the clamping assemblies are arranged on the two side walls of the U-shaped frame. When a metal plate to be sheared is fed, the metal plate is placed on a plane formed by a plurality of protective strips, and the top of each protective strip is arc-shaped, so that the contact area between the protective strips and the metal plate is small, the friction area of the metal plate in the feeding process is greatly reduced, and meanwhile, the safety of the metal plate is improved. Compared with various metal plates, the protective strips made of the composite resin materials are softer, scratches are not prone to being left on the surfaces of the metal plates, and when the metal plates with low hardness are fed, abrasion and scratches on the surfaces of the plates can be avoided.

Description

Technical Field

[0001] The utility model relates to a feeding device of a sheet metal shearing machine. Background Art

[0002] Sheet metal shearing machines are mainly used to shear the straight edges of metal sheets of various sizes. They are widely used in various industrial sectors such as steel rolling, automobiles, airplanes, ships, tractors, bridges, electrical appliances, instruments, boilers, etc. In the feeding process of many existing sheet metal shearing machines, friction will be generated between the metal sheet and the feeding platform. When pushing metal sheets with lower hardness, the contact surface between the metal sheet and the feeding platform is prone to wear and scratches. Therefore, it is necessary to develop a feeding device for sheet metal shearing machines to solve the above problems. Utility Model Content

[0003] The utility model aims to provide a feeding device for a sheet metal shearing machine to solve the problems raised in the above background technology.

[0004] In order to solve the above problems, the utility model adopts the following technical solutions:

[0005] A feeding device for a sheet metal shearing machine comprises a feeding table, electric control slide rails are arranged on both sides of the feeding table, a U-shaped frame is arranged between the two electric control slide rails, a slide bar is fixedly arranged between the two side walls of the U-shaped frame, two clamping assemblies are arranged on the slide bar, and a plurality of protective strips are arranged at equal intervals on the top of the feeding table, the protective strips are made of composite resin, and the tops of the protective strips are in the shape of an arc surface.

[0006] Preferably, the clamping assembly includes a clamping block, which is slidably arranged on the sliding rod, a groove is provided on one side of the clamping block, a limit rod and a movable clamp plate are provided in the groove, the limit rod is fixed in the groove, the limit rod passes through the movable clamp plate, a spring is provided between the movable clamp plate and the top wall of the groove, a fixed clamp plate is provided on the lower side of the movable clamp plate, one end of the fixed clamp plate is fixed to the clamping block, and rubber pads are provided on the movable clamp plate and the movable clamp plate.

[0007] Preferably, a carbon steel plate is provided on the upper side of the slide bar, the carbon steel plate is fixed on the U-shaped frame, and a magnet block is provided on the top of the clamping block, and the magnet block is in contact with the carbon steel plate.

[0008] Preferably, both ends of the protection strip are provided with vertical plates, the vertical plates are fixed on the feeding platform, and bolts are connected between the vertical plates and the protection strip.

[0009] Preferably, a support rod is connected between the bottom of the electric control slide rail and the side wall of the feeding platform, and the support rod is arranged in an inclined state.

[0010] The beneficial effect of the utility model is that when the utility model feeds the metal sheet to be sheared, the metal sheet is placed on a plane formed by a plurality of protective strips, and the top of the protective strip is arc-shaped so that the contact area between the protective strip and the metal sheet is small, which greatly reduces the friction area during the feeding of the metal sheet. At the same time, the protective strip made of composite resin is softer than various metal sheets and is not easy to leave scratches on the surface of the metal sheet. When feeding metal sheets with lower hardness, wear and scratches on the surface of the sheet can also be avoided. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below, but this does not limit the protection scope of the utility model.

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 It is a top view of the utility model;

[0014] Figure 3 For this utility model Figure 1 The enlarged schematic diagram at A in the middle;

[0015] Figure 4 For this utility model Figure 1 Schematic diagram of the structure of the middle clamping assembly.

[0016] In the figure: 11. Feeding table; 12. Electric control slide rail; 13. Support rod; 14. U-shaped frame; 15. Carbon steel plate; 16. Slide rod; 17. Clamping assembly; 18. Protection strip; 19. Vertical plate; 20. Clamping block; 21. Groove; 22. Limit rod; 23. Movable splint; 24. Fixed splint; 25. Rubber pad; 26. Magnet block. DETAILED DESCRIPTION

[0017] See also Figures 1 to 4The feeding device of a sheet metal shearing machine shown in the figure comprises a feeding table 11, both sides of the feeding table 11 are provided with electric control slide rails 12, a U-shaped frame 14 is provided between the two electric control slide rails 12, a slide bar 16 is fixedly provided between the two side walls of the U-shaped frame 14, two clamping components 17 are provided on the slide bar 16, a plurality of protective strips 18 are provided at equal intervals on the top of the feeding table 11, the protective strips 18 are composite resin, and the top of the protective strips 18 is in an arc shape; the two ends of the U-shaped frame 14 are respectively connected to the two electric control slide rails 1 2, starting the electric control slide rail 12 can move the U-shaped frame 14, so that the clamping assembly 17 moves accordingly, and then pushes the metal sheet to feed; when feeding, the metal sheet is placed on a plane formed by multiple protective strips 18, and the top of the protective strip 18 is arc-shaped so that the contact area between the protective strip 18 and the metal sheet is small, which greatly reduces the friction area of ​​the metal sheet during feeding. At the same time, the composite resin material The protective strip 18 is softer than various types of metal sheets and is not easy to leave scratches on the surface of the metal sheet.

[0018] Further, the clamping assembly 17 includes a clamping block 20, the clamping block 20 is slidably arranged on the slide bar 16, a groove 21 is arranged on one side of the clamping block 20, a limit rod 22 and a movable clamping plate 23 are arranged in the groove 21, the limit rod 22 is fixed in the groove 21, the limit rod 22 passes through the movable clamping plate 23, a spring is arranged between the movable clamping plate 23 and the top wall of the groove 21, a fixed clamping plate 24 is arranged on the lower side of the movable clamping plate 23, one end of the fixed clamping plate 24 is fixed on the clamping block 20, the movable clamping plate 23 and The movable splint 23 is provided with a rubber pad 25; the movable splint 23 is pulled upward to create a sufficient gap between the movable splint 23 and the fixed splint 24, and then the metal sheet placed on the protective strip 18 is translated so that one side of the metal sheet extends between the movable splint 23 and the fixed splint 24, and then the movable splint 23 is released, and the movable splint 23 moves under the action of the spring, so that the side of the metal sheet is clamped between the two rubber pads 25. When the clamping assembly 17 moves with the U-shaped frame 14, it can push the metal sheet to move together.

[0019] Furthermore, a carbon steel plate 15 is provided on the upper side of the sliding rod 16, and the carbon steel plate 15 is fixed on the U-shaped frame 14. A magnet block 26 is provided on the top of the clamping block 20, and the magnet block 26 is in contact with the carbon steel plate 15; the magnet block 26 is adsorbed on the carbon steel plate 15 by magnetic force, so that the clamping block 20 will not move easily without external force, so that the clamping assembly 17 can be stably docked.

[0020] Furthermore, both ends of the protective strip 18 are provided with vertical plates 19, which are fixed on the feeding platform 11, and bolts are connected between the vertical plates 19 and the protective strip 18; by unscrewing the bolts between the vertical plates 19 and the protective strip 18, the protective strip 18 can be removed for replacement.

[0021] Furthermore, a support rod 13 is connected between the bottom of the electric control slide rail 12 and the side wall of the feeding platform 11, and the support rod 13 is arranged in an inclined shape; the support rod 13 provides support for the electric control slide rail 12, improves the load-bearing capacity of the electric control slide rail 12, and ensures that the electric control slide rail 12 is installed stably.

[0022] The working principle of the utility model is that when the sheet metal shearing machine is feeding, the U-shaped frame 14 initially stops at one side of the protective strip 18, and first slides the two clamping blocks 20 along the slide bar 16, adjusts the distance between the two clamping assemblies 17 according to the size of the metal sheet to be sheared, and controls the clamping assembly 17 to align with the gap between two adjacent protective strips 18, then places the metal sheet on the plane formed by multiple protective strips 18, and then pulls the movable splint 23 to move upward so that there is enough gap between the movable splint 23 and the fixed splint 24, and then translates the metal sheet placed on the protective strip 18 so that one side of the metal sheet extends between the movable splint 23 and the fixed splint 24, and then releases the movable splint 23, and the movable splint 23 moves under the action of the spring so that the side of the metal sheet is clamped between the two rubber pads 25, and when the clamping assembly 17 moves with the U-shaped frame 14, it can push the metal sheet to move together, thereby feeding.

[0023] The above are only specific implementations of the utility model, but the protection scope of the utility model is not limited thereto. Any changes or substitutions that are not conceived through creative work should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope defined in the claims.

Claims

1. A feeding device for a sheet metal shearing machine, comprising a feeding table, characterized in that: Electric control slide rails are provided on both sides of the feeding platform, a U-shaped frame is provided between the two electric control slide rails, a slide rod is fixedly provided between the two side walls of the U-shaped frame, two clamping components are provided on the slide rod, and a plurality of protective strips are provided at equal intervals on the top of the feeding platform. The protective strips are made of composite resin, and the tops of the protective strips are in an arc shape.

2. A feeding device for a sheet metal shearing machine according to claim 1, characterized in that: The clamping assembly includes a clamping block, which is slidably set on the sliding rod. A groove is provided on one side of the clamping block, and a limit rod and a movable clamping plate are provided in the groove. The limit rod is fixed in the groove, and the limit rod passes through the movable clamping plate. A spring is provided between the movable clamping plate and the top wall of the groove, and a fixed clamping plate is provided on the lower side of the movable clamping plate, one end of the fixed clamping plate is fixed on the clamping block, and rubber pads are provided on the movable clamping plate and the movable clamping plate.

3. A feeding device for a sheet metal shearing machine according to claim 2, characterized in that: A carbon steel plate is arranged on the upper side of the slide bar, and the carbon steel plate is fixed on the U-shaped frame. A magnet block is arranged on the top of the clamping block, and the magnet block is fitted with the carbon steel plate.

4. The feeding device of the sheet metal shearing machine according to claim 1, characterized in that: Both ends of the protection strip are provided with vertical plates, which are fixed on the feeding platform, and bolts are connected between the vertical plates and the protection strip.

5. The feeding device of the sheet metal shearing machine according to claim 1, characterized in that: A support rod is connected between the bottom of the electric control slide rail and the side wall of the feeding platform, and the support rod is arranged in an inclined shape.

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