Bench drill lifting mechanism

Abstract

The utility model belongs to the field of bench drill equipment, and particularly relates to a bench drill lifting mechanism which comprises a bottom plate, and a supporting rod is fixedly connected to the surface of the bottom plate. A crank drives a gear to rotate, the gear drives a frame to ascend to a proper position, a connecting piece is turned over, and when the connecting piece is close to one side of the gear, the surface of the connecting piece is clamped with gear teeth of the gear, so that the gear stops rotating, the position of the platform is conveniently adjusted and fixed, and the adaptability and stability of the device are improved; as the connecting rod and the pressing rod are rotationally connected with each other, the connecting rod is rotationally connected with the supporting plate, and the pressing rod is rotationally connected with the mounting plate, when the pressing rod is rotated, the mounting plate is adjusted to slide down on the surface of the supporting column, a drill bit of a drilling machine penetrates through a drill hole, the supporting plate and the mounting plate are supported by the two ends of the spring respectively, and after the pressing rod is loosened, the mounting plate is reset by the jacking device. The structure is simple, operation is convenient, and the working efficiency of a user is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to bench drill equipment field, concretely is a bench drill lifting mechanism. BACKGROUND

[0002] Bench drill is a small drilling machine with vertical spindle, which can be placed on a workbench. The drilling diameter of bench drill is generally below 13mm, and the spindle speed is usually changed by changing the position of the triangular belt on the tower pulley. The spindle feed is manually operated. During use, the height of the bench drill often needs to be adjusted, so a bench drill lifting mechanism is needed.

[0003] The existing bench drill lifting mechanism cannot conveniently adjust the height of the device and fix it, which may reduce the adaptability and stability of the device. The existing bench drill lifting mechanism cannot conveniently process and reset, which may reduce the work efficiency of the user.

[0004] Therefore, a bench drill lifting mechanism is proposed to solve the above problems. SUMMARY

[0005] To solve the problems in the prior art, the utility model provides a bench drill lifting mechanism.

[0006] The technical scheme adopted by the utility model to solve its technical problems is: the utility model discloses a bench drill lifting mechanism, which comprises a bottom plate, a support rod is fixedly connected to the surface of the bottom plate, a frame is slidably connected to the surface of the support rod, a gear is rotatably connected to the inside of the frame, a crank handle is fixedly connected to the surface of the gear, a platform is fixedly connected to the inside of the frame, a support column is fixedly connected to the surface of the bottom plate, a support plate is fixedly connected to the surface of the support column, an installation plate is slidably connected to the surface of the support column, and a drilling machine is fixedly connected to the surface of the installation plate.

[0007] Preferably, a rack is fixedly connected to the surface of the bottom plate, the surface of the rack is slidably connected to the inside of the frame, and one side of the rack is engaged with the side surface of the gear.

[0008] Preferably, a connecting piece is rotatably connected to the top of the frame, the side view of the connecting piece is L-shaped, and the shape of the surface of the connecting piece is matched with the shape of the gear teeth.

[0009] Preferably, a drilling hole is formed in the surface of the platform, the drilling hole is arranged directly below the drilling machine, and a plurality of grooves are formed at equal angles around the surface of the platform.

[0010] Preferably, the number of support columns is two, and a spring is slidably connected to the surface of one of the support columns near the lower side of the installation plate.

[0011] Preferably, one end of the connecting rod is rotatably connected to the surface of the support plate, the other end of the connecting rod is rotatably connected to one side of the pressing rod, and the inner side of the pressing rod is rotatably connected to the side of the mounting plate.

[0012] The utility model discloses the beneficial effect lies in:

[0013] 1. The utility model discloses a rocking handle drive gear rotates, because gear engages rack, therefore gear drives frame to rise proper position, overturns connecting piece, when connecting piece is close to the side of gear, connecting piece surface engages the gear tooth, makes gear stop rotating, and the position of the platform is adjusted and fixed, and the surface of the platform is equal angle and is surrounded and is provided with a plurality of grooves, which reduces the weight of the platform and improves the adaptability and stability of the device.

[0014] 2. The utility model discloses the pressure bar is pressed down, because connecting rod and pressure bar are rotatably connected, and connecting rod rotatably connects support plate, and pressure bar rotatably connects mounting plate, when rotating pressure bar, adjusting mounting plate to slide on the surface of support column, the drill bit of drilling machine passes through the drill hole, because the both ends of spring support support plate and mounting plate respectively, after releasing pressure bar, mounting plate is reset by jacking device, simple structure is convenient for operation, and the working efficiency of user is improved. ACCURACY

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description, obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creating creative labor.

[0016] Figure 1 It is the frame structure schematic diagram of the utility model;

[0017] Figure 2 It is the platform structure schematic diagram of the utility model;

[0018] Figure 3 It is the pressure bar structure schematic diagram of the utility model;

[0019] Figure 4 It is the rack structure schematic diagram of the utility model.

[0020] In the drawing: 1, bottom plate;2, support rod;3, frame;4, gear;5, rocking handle;6, rack;7, connecting piece;8, platform;81, drill hole;82, groove;9, support column;10, support plate;11, mounting plate;12, drilling machine;13, spring;14, connecting rod;15, pressure bar. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0022] Please refer to Figures 1-4 As shown in FIG. 1, a bench drill lifting mechanism, including the bottom plate 1, the surface of the bottom plate 1 is fixedly connected with the support rod 2, the surface of the support rod 2 is slidably sleeved with the frame 3, the inside of the frame 3 is rotatably connected with the gear 4, the surface of the gear 4 is fixedly connected with the crank 5, the inside of the frame 3 is fixedly connected with the platform 8, the surface of the bottom plate 1 is fixedly connected with the support column 9, the surface of the support column 9 is fixedly connected with the support plate 10, the surface of the support column 9 is slidably sleeved with the mounting plate 11, the surface of the mounting plate 11 is fixedly connected with the drilling machine 12;

[0023] Further, the surface of the bottom plate 1 is fixedly connected with the rack 6, the surface of the rack 6 is slidably connected with the inside of the frame 3, one side of the rack 6 engages the side surface of the gear 4;

[0024] When working, through the structure design that the surface of the rack 6 is slidably connected with the inside of the frame 3 and one side of the rack 6 engages the side surface of the gear 4, when the gear 4 is rotated, the height position of the frame 3 is adjusted.

[0025] Further, the top of the frame 3 is rotatably connected with the connecting piece 7, the side view of the connecting piece 7 is L-shaped, the shape of the surface of the connecting piece 7 is matched with the gear tooth shape of the gear 4;

[0026] When working, through the structure design that the shape of the surface of the L-shaped connecting piece 7 is matched with the gear tooth shape of the gear 4, the connecting piece 7 has the limiting effect on the gear 4.

[0027] Further, the surface of the platform 8 is provided with the drill hole 81, the drill hole 81 is arranged directly below the drilling machine 12, and a plurality of grooves 82 are provided at equal angles around the surface of the platform 8;

[0028] When working, through the structure design that the drill hole 81 is arranged directly below the drilling machine 12, the drilling machine 12 is facilitated to process articles, and through the structure design that a plurality of grooves 82 are provided at equal angles around the surface of the platform 8, the weight of the platform 8 is reduced.

[0029] Further, the number of the support columns 9 is two, and the surface of one of the support columns 9 is slidably sleeved with the spring 13 below the mounting plate 11;

[0030] When working, the spring 13 is sleeved on the surface of the supporting column 9 close to the lower side of the mounting plate 11, and the two ends of the spring 13 support the supporting plate 10 and the mounting plate 11 respectively, so that the mounting plate 11 has a tendency to automatically reset upwards.

[0031] Further, one end of the connecting rod 14 is rotatably connected to the surface of the supporting plate 10, and the other end of the connecting rod 14 is rotatably connected to one side of the pressing rod 15.

[0032] When working, the connecting rod 14 and the pressing rod 15 are rotatably connected to each other, and the connecting rod 14 is rotatably connected to the supporting plate 10 and the pressing rod 15 is rotatably connected to the mounting plate 11, so that when the pressing rod 15 is rotated, the mounting plate 11 is adjusted to slide up and down on the surface of the supporting column 9.

[0033] Working principle: first, turn over the connecting piece 7, and make the connecting piece 7 away from the connecting piece 7, drive the gear 4 to rotate through the crank 5, because the gear 4 engages with the rack 6, so the gear 4 drives the frame 3 to rise to a suitable position, turn over the connecting piece 7, when the connecting piece 7 is close to one side of the gear 4, the surface of the connecting piece 7 engages with the gear teeth of the gear 4, so that the gear 4 stops rotating, after starting the drilling machine 12 through an external power supply, press down the pressing rod 15, because the connecting rod 14 and the pressing rod 15 are rotatably connected to each other, and the connecting rod 14 is rotatably connected to the supporting plate 10 and the pressing rod 15 is rotatably connected to the mounting plate 11, when the pressing rod 15 is rotated, the mounting plate 11 is adjusted to slide down on the surface of the supporting column 9, the drill bit of the drilling machine 12 penetrates through the drill hole 81, because the two ends of the spring 13 support the supporting plate 10 and the mounting plate 11 respectively, after releasing the pressing rod 15, the mounting plate 11 is reset by the lifting device.

[0034] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A bench drill lifting mechanism comprising a base plate (1), characterised in that: The surface of the bottom plate (1) is fixedly connected with a support rod (2), the surface of the support rod (2) is slidably sleeved with a frame (3), the inside of the frame (3) is rotatably connected with a gear (4), the surface of the gear (4) is fixedly connected with a crank (5), the inner side of the frame (3) is fixedly connected with a platform (8), the surface of the bottom plate (1) is fixedly connected with a support column (9), the surface of the support column (9) is fixedly connected with a support plate (10), the surface of the support column (9) is slidably sleeved with a mounting plate (11), the surface of the mounting plate (11) is fixedly connected with a drilling machine (12).

2. A table drill lifting mechanism according to claim 1, characterised in that: The surface of the bottom plate (1) is fixedly connected with a rack (6), the surface of the rack (6) is slidably connected with the inner side of the frame (3), one side of the rack (6) engages the side surface of the gear (4).

3. A table drill lifting mechanism according to claim 1, characterised in that: The top of the frame (3) is rotatably connected with a connecting piece (7), the side view of the connecting piece (7) is L-shaped, and the shape of the surface of the connecting piece (7) is matched with the shape of the gear teeth of the gear (4).

4. A table drill lifting mechanism according to claim 1, characterised in that: The surface of the platform (8) is provided with a drill hole (81), the drill hole (81) is arranged directly below the drilling machine (12), and the surface of the platform (8) is provided with a plurality of grooves (82) at equal angles.

5. A table drill lifting mechanism according to claim 1, characterised in that: The number of the support column (9) is two, and the surface of one of the support columns (9) is slidably sleeved with a spring (13) below the mounting plate (11).

6. A table drill lifting mechanism according to claim 1, characterised in that: The surface of the support plate (10) is rotatably connected with one end of a connecting rod (14), the other end of the connecting rod (14) is rotatably connected with one side of a pressing rod (15), and the inner side of the pressing rod (15) is rotatably connected with the side surface of the mounting plate (11).

Images