Automatic feeding frame for numerical control drilling and milling machine

Abstract

The utility model relates to the technical field of numerical control machine tools, and discloses an automatic feeding frame for a numerical control drilling and milling machine, which comprises a base and a connecting rod, the upper surface of the base is fixedly connected with a plurality of sliding rods, the upper surfaces of the plurality of sliding rods are fixedly connected with a top plate, one side of the top plate is fixedly connected with two guide rails, and the two guide rails are fixedly connected with the connecting rod. The other ends of the two guide rails are fixed to the upper surface of the base, linear motors are electrically connected to the two guide rails, a sliding plate is fixedly connected to one sides of the two linear motors, the sliding plate slides on the multiple sliding rods, an air cylinder is fixedly connected to the upper surface of the top plate, and a connecting frame is fixedly connected to one end of an output shaft of the air cylinder. And two limiting openings are symmetrically formed in the top plate. According to the plate pushing device, the topmost plate workpiece and the lower plate workpiece can be staggered, a worker can conveniently take the plate workpiece, the height of the pushing plate can be adjusted, and the plate pushing device is suitable for plate workpieces with different thicknesses.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control machine tools, and more specifically to an automatic loading rack for numerical control drilling and milling machines. Background Art

[0002] CNC drilling and milling machines are mainly used for milling, drilling and tapping of ordinary steel, copper, aluminum and non-metals. They can realize arc, curved surface, multi-faceted four-axis and other processing technologies. They are suitable for large-scale production, single-machine production and line production.

[0003] After searching, a Chinese patent with publication number CN217224659U discloses an automatic loading rack for CNC drilling and milling machines. The above device is convenient for loading the workpiece to be processed by fixing a linear motor and a slidingly connected loading plate on the surface of the rack. However, the device requires the workpiece to be stacked on the loading plate, and there is no gap between the plates, which makes it difficult for the staff to take the material. Utility Model Content

[0004] In order to overcome the above defects of the prior art, the utility model provides an automatic loading rack for a CNC drilling and milling machine to solve the problems existing in the above background technology.

[0005] The utility model provides the following technical solutions: an automatic loading rack for a CNC drilling and milling machine, comprising a base and a connecting rod, the upper surface of the base is fixedly connected with a plurality of sliding rods, the upper surfaces of the plurality of sliding rods are fixedly connected with a top plate, one side of the top plate is fixedly connected with two guide rails, and the other ends of the two guide rails are fixed to the upper surface of the base, the two guide rails are electrically connected with linear motors, one side of the two linear motors is fixedly connected with a slide plate, and the slide plate slides with the plurality of sliding rods, the upper surface of the top plate is fixedly connected with a cylinder, one end of the cylinder output shaft is fixedly connected with a connecting rack, two limit openings are symmetrically provided on the top plate, slide plates are slidably connected in the two limit openings, an adjustment assembly is provided between the slide plate and the connecting rod, and a push plate is fixedly connected to the bottom of the connecting rod.

[0006] As a further solution of the utility model, the adjustment component is a threaded hole, the threaded hole is opened on the slider, a threaded rod is threadedly connected to the threaded hole, and one end of the threaded rod passes through the slider and is rotatably connected to the upper surface of the connecting rod.

[0007] As a further solution of the utility model, two fixing blocks are fixedly connected to the lower surface of the top plate, and a rotating wheel is rotatably connected between the two fixing blocks.

[0008] As a further solution of the utility model, square openings are provided on both sides of the base, a square rod is slidably connected in the square opening, a splint is fixedly connected to one end of the square rod, a plurality of insertion holes are evenly provided on the square rod, a latch is provided on the upper surface of the base, and the latch passes through the upper surface of the base and is inserted into the corresponding insertion hole, and avoidance grooves for avoiding the splint are provided on both sides of the skateboard.

[0009] As a further solution of the utility model, one end of the square rod is fixedly connected to an L-shaped plate, and the other end of the L-shaped plate is fixed to one side of the clamping plate.

[0010] As a further solution of the utility model, a plurality of wedge-shaped blocks are fixedly connected around the cylinder, and one side of the plurality of wedge-shaped blocks is fixed to the upper surface of the top plate.

[0011] As a further solution of the utility model, a knob is fixedly connected to the top end of the threaded rod, and the surface of the knob is provided with anti-slip grooves.

[0012] As a further solution of the utility model, universal wheels are fixedly connected to the four corners of the lower surface of the base.

[0013] Technical effects and advantages of the utility model:

[0014] 1. The utility model uses the cylinder and the push plate to make the top plate workpiece displaced with the plate below, which is convenient for workers to take, has a simple structure and is easy to operate.

[0015] 2. The utility model can conveniently adjust the height of the push plate through the threaded rod, which is used to adapt to plate workpieces of different thicknesses and prevent multiple plate workpieces from being pushed out at one time.

[0016] 3. The utility model can clamp the plate workpiece on the slide plate through the clamping plate to prevent the workpiece from being misplaced, resulting in the inability to accurately push the plate out of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the front three-dimensional structure of the utility model.

[0018] Figure 2 It is a schematic diagram of the rear three-dimensional structure of the utility model.

[0019] Figure 3 It is a partial enlarged structural schematic diagram of the utility model.

[0020] Figure 4 It is a schematic diagram of the enlarged structure of part A of the utility model.

[0021] Figure 5 It is a schematic diagram of the enlarged structure of part B of the utility model.

[0022] The accompanying drawings are marked as follows: 1. base; 2. slide bar; 3. top plate; 4. slide plate; 5. linear motor; 6. guide rail; 7. cylinder; 8. clamping plate; 9. avoidance groove; 10. push plate; 11. limit opening; 12. slider; 13. connecting rod; 14. fixed block; 15. rotating wheel; 16. socket; 17. square rod; 18. square opening; 19. L-shaped plate; 20. latch; 21. connecting frame; 22. threaded rod. DETAILED DESCRIPTION

[0023] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative, and the present invention is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0024] Reference Figure 1-Figure 5 The utility model provides an automatic loading rack for a CNC drilling and milling machine, comprising a base 1 and a connecting rod 13, the upper surface of the base 1 is fixedly connected with a plurality of slide bars 2 by bolts, the upper surfaces of the plurality of slide bars 2 are fixedly connected with a top plate 3 by bolts, one side of the top plate 3 is fixedly connected with two guide rails 6 by bolts, and the other ends of the two guide rails 6 are fixed to the upper surface of the base 1, the two guide rails 6 are electrically connected with linear motors 5, one side of the two linear motors 5 is fixedly connected with a slide plate 4 by bolts, and the slide plate 4 slides with the plurality of slide bars 2, and the upper surface of the top plate 3 is fixedly connected with two guide rails 6 by bolts. The bolt is fixedly connected with the cylinder 7, one end of the output shaft of the cylinder 7 is fixedly connected with the connecting frame 21 by bolts, two limit openings 11 are symmetrically opened on the top plate 3, sliders 12 are slidably connected in the two limit openings 11, and an adjustment component is provided between the slider 12 and the connecting rod 13, and a push plate 10 is fixedly connected with the bottom of the connecting rod 13 by bolts. Through the provided cylinder 7 and the push plate 10, the topmost sheet workpiece can be pushed to one side a little distance when the cylinder 7 is contracted, so that the topmost sheet workpiece is misaligned with the sheet below, which is convenient for the staff to take it, with a simple structure and easy operation.

[0025] Among them, the adjustment component is a threaded hole, which is opened on the slider 12, and a threaded rod 22 is threadedly connected in the threaded hole, and one end of the threaded rod 22 passes through the slider 12 and is rotatably connected to the upper surface of the connecting rod 13. Through the provided threaded rod 22, the height of the push plate 10 can be easily adjusted to adapt to plate workpieces of different thicknesses and prevent multiple plate workpieces from being pushed out at one time. The lower surface of the top plate 3 is fixedly connected to two fixing blocks 14 by bolts, and a rotating wheel 15 is rotatably connected between the two fixing blocks 14. Through the provided rotating wheel 15, it is convenient to confirm that the plate workpiece has reached the topmost position, and further confirm the height to be adjusted of the push plate 10. Square openings 18 are provided on both sides of the base 1, and a square rod 17 is slidably connected in the square opening 18. One end of the square rod 17 is fixedly connected to a clamping plate 8 by bolts. A plurality of plug holes 16 are evenly provided on the square rod 17. A latch 20 is provided on the upper surface of the base 1, and the latch 20 passes through the upper surface of the base 1 and is inserted into the corresponding plug holes 16. Both sides of the slide plate 4 have latches for clamping the clamping plate 8. The avoidance groove 9 can be used to clamp the plate workpiece on the slide plate 4 through the provided clamping plate 8 to prevent the workpiece from being misplaced, resulting in the inability to accurately push the plate out of the device. One end of the square rod 17 is fixedly connected to an L-shaped plate 19 by bolts, and the other end of the L-shaped plate 19 is fixed to one side of the clamping plate 8. The clamping plate 8 can be further fixed by the provided L-shaped plate 19 to increase the stability of the clamping plate 8. A plurality of wedge-shaped blocks are fixedly connected around the cylinder 7 by bolts, and one side of the plurality of wedge-shaped blocks is fixed to the top plate 3. The upper surface of the base 1 is fixed, and the cylinder 7 can be fixed by a wedge-shaped block to increase the stability of the cylinder 7. The structure is simple. The top of the threaded rod 22 is fixedly connected with a knob by bolts, and the surface of the knob is provided with anti-slip grooves. The provided knob can facilitate the staff to rotate the threaded rod 22. The provided anti-slip grooves can increase the friction force on the knob surface, which is convenient for operation. The four corners of the lower surface of the base 1 are fixedly connected with universal wheels by bolts, and the provided universal wheels can facilitate the movement of the device.

[0026] The utility model is divided into the following steps when used:

[0027] S1: First, the linear motor 5 is started to move downward along the guide rail 6 to the bottom, and the slide plate 4 is dropped to the bottom, and then the positions of the two clamping plates 8 are adjusted to adapt to the width of the workpiece, and multiple plate workpieces are neatly placed on the upper surface of the slide plate 4;

[0028] S2: Then start the linear motor 5 to move upward along the guide rail 6 until the topmost plate workpiece touches the rotating wheel 15, and adjust the threaded rod 22 so that the push plate 10 can just push the topmost plate workpiece;

[0029] S3: When loading is required, the cylinder 7 is started to shrink. The shrinkage of the cylinder 7 drives the connecting frame 21 to move. At the same time, the slider 12 moves along with the connecting frame 21, so that the connecting rod 13 moves and then the push plate 10 moves. When the push plate 10 contacts one side of the sheet workpiece, the cylinder 7 continues to shrink and pushes the sheet workpiece out a little distance so that the top sheet workpiece is misaligned with the lower sheet workpiece, which is convenient for the staff to take;

[0030] S4: After the staff takes out the plate workpiece, the air cylinder 7 is started to extend and return to its original position, and the electric linear motor 5 is started to move upward along the guide rail 6 until the next plate workpiece contacts the rotating wheel 15, and the cycle continues.

[0031] Finally, a few points should be explained: In the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0032] In the drawings of the embodiments disclosed by the present invention, only the structures related to the embodiments disclosed by the present invention are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present invention can be combined with each other.

Claims

1. An automatic loading rack for a CNC drilling and milling machine, comprising a base (1) and a connecting rod (13), characterized in that: The upper surface of the base (1) is fixedly connected to a plurality of sliding rods (2), and the upper surfaces of the plurality of sliding rods (2) are fixedly connected to a top plate (3). One side of the top plate (3) is fixedly connected to two guide rails (6), and the other ends of the two guide rails (6) are fixed to the upper surface of the base (1). The two guide rails (6) are electrically connected to linear motors (5). One side of the two linear motors (5) is fixedly connected to a slide plate (4), and the slide plate (4) slides with the plurality of sliding rods (2). The upper surface of the top plate (3) is fixedly connected to a cylinder (7), and one end of the output shaft of the cylinder (7) is fixedly connected to a connecting frame (21). Two limiting openings (11) are symmetrically provided on the top plate (3), and sliding blocks (12) are slidably connected in the two limiting openings (11), and an adjustment component is provided between the sliding block (12) and the connecting rod (13), and a push plate (10) is fixedly connected to the bottom of the connecting rod (13).

2. The automatic loading rack for a CNC drilling and milling machine according to claim 1, characterized in that: The adjustment component is a threaded hole, which is opened on the slider (12). A threaded rod (22) is threadedly connected to the threaded hole, and one end of the threaded rod (22) passes through the slider (12) and is rotatably connected to the upper surface of the connecting rod (13).

3. The automatic loading rack for a CNC drilling and milling machine according to claim 1, characterized in that: Two fixed blocks (14) are fixedly connected to the lower surface of the top plate (3), and a rotating wheel (15) is rotatably connected between the two fixed blocks (14).

4. The automatic loading rack for a CNC drilling and milling machine according to claim 1, characterized in that: Both sides of the base (1) are provided with square openings (18), a square rod (17) is slidably connected in the square openings (18), one end of the square rod (17) is fixedly connected to a clamping plate (8), a plurality of insertion holes (16) are evenly provided on the square rod (17), a latch (20) is provided on the upper surface of the base (1), and the latch (20) passes through the upper surface of the base (1) and is inserted into the corresponding insertion hole (16), and both sides of the slide plate (4) are provided with avoidance grooves (9) for avoiding the clamping plate (8).

5. The automatic loading rack for a CNC drilling and milling machine according to claim 4, characterized in that: One end of the square rod (17) is fixedly connected to an L-shaped plate (19), and the other end of the L-shaped plate (19) is fixed to one side of the clamping plate (8).

6. The automatic loading rack for a CNC drilling and milling machine according to claim 1, characterized in that: A plurality of wedge-shaped blocks are fixedly connected around the cylinder (7), and one side of the plurality of wedge-shaped blocks is fixed to the upper surface of the top plate (3).

7. The automatic loading rack for a CNC drilling and milling machine according to claim 2, characterized in that: The top end of the threaded rod (22) is fixedly connected with a knob, and the surface of the knob is provided with anti-slip grooves.

8. The automatic loading rack for a CNC drilling and milling machine according to claim 4, characterized in that: Universal wheels are fixedly connected at the four corners of the lower surface of the base (1).

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