Energy-saving brushless electric impact drill driving device

Abstract

The utility model discloses an energy-saving brushless electric impact drill driving device which comprises a shell, a driving motor is fixed in the shell, a first rotating shaft is arranged at the rotating end of the driving motor, and a first bevel gear is fixed to the other end of the first rotating shaft; the energy-saving brushless electric impact drill driving device is provided with a rack plate and a gear plate, a first bevel gear can be driven to rotate by starting a driving motor, a second bevel gear can be driven to rotate by rotation of the first bevel gear, and a rotating cylinder is indirectly driven to rotate; a cylindrical sliding block can slide through an arc-shaped sliding rail through rotation of a rotating cylinder, so that a pulling rod and an impact end head are driven to perform reciprocating motion impact, then a gear plate can be rotated through rotation of a second bevel gear, a rack plate can be rotated through rotation of the gear plate, and the impact end head is driven to perform rotary impact; and the rotating effect of the first bevel gear is fully utilized.

Description

TECHNICAL FIELD

[0001] The utility model relates to impact electric drill drive technical field especially relates to a kind of energy-saving brushless impact electric drill drive device. BACKGROUND

[0002] Brushless impact electric drill has impact, drilling, screwing and other functions, suitable for drilling operation of different materials such as cement, aluminum, wood, etc., to meet the diversified needs of users, and brushless impact electric drill has become an important tool for modern drilling operation with its efficient, energy-saving, long life, multi-function and safety protection and other technical characteristics.

[0003] Most of the impact electric drill drive devices on the market can only impact or drill after adjustment, but cannot be performed simultaneously, resulting in that the power of impact electric drill drive device cannot be fully utilized, and therefore an energy-saving brushless impact electric drill drive device is needed. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an energy-saving brushless impact electric drill drive device to solve the problem that most of the impact electric drill drive devices in the prior art can only impact or drill after adjustment, but cannot be performed simultaneously, resulting in that the power of impact electric drill drive device cannot be fully utilized.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an energy-saving brushless impact electric drill drive device, comprising a housing, a drive motor is fixed inside the housing, a first rotating shaft is provided at the rotating end of the drive motor, a first bevel gear is fixed at the other end of the first rotating shaft, a second bevel gear is provided at one side of the first bevel gear, a connecting column is fixed at one end of the second bevel gear, a rotating cylinder is fixed around the connecting column, an arc-shaped sliding rail is formed on the outer surface of the rotating cylinder, a cylindrical sliding block is provided at the inner side of the arc-shaped sliding rail, a supporting rod is fixed above the cylindrical sliding block, a first bearing is provided at the inner side of the top end of the supporting rod, a fixed column is provided at the inner side of the first bearing, a pulling rod is fixed at the top end of the fixed column, a first sliding block is fixed on the side wall of the pulling rod, a first sliding rail is provided at the outer side of the first sliding block, a second bearing is provided around the other end of the pulling rod, an impact end is provided at the outer side of the second bearing.

[0006] A rack plate is fixed around the impact end, a gear plate is provided at the lower side of the rack plate, a fixed plate is provided at one side of the gear plate, a third bearing is provided at the inner side of the fixed plate.

[0007] Preferably, the upper surface of the shell is provided with a filter screen, the joint between the shell and the filter screen is provided with a second rotating shaft, the side wall of the filter screen is fixed with a clamping plate, the outer side of the clamping plate is provided with a clamping groove, the side wall of the filter screen is provided with a threaded groove, the inner side of the threaded groove is provided with a threaded bolt, the lower side of the filter screen is fixed with a support frame, the lower side of the support frame is fixed with a heat dissipation motor, the rotating end of the heat dissipation motor is provided with a third rotating shaft, the other end of the third rotating shaft is fixed with a fan blade, and the rear end side wall of the shell is provided with a ventilation window.

[0008] Preferably, the first bevel gear and the first rotating shaft constitute a rotating structure through the operation of the driving motor, the first bevel gear and the second bevel gear constitute a meshing structure, the second bevel gear and the rotating cylinder constitute a fixed structure through the connecting column, and the rotating cylinder and the cylindrical slide constitute a sliding structure through the arc-shaped slide rail.

[0009] Preferably, the second bevel gear and the gear plate constitute a fixed structure through the connecting column, the gear plate and the impact end constitute a meshing structure through the rack plate, the impact end and the pulling rod constitute a rotating structure through the second bearing, and the pulling rod and the first slide constitute a sliding structure through the first slide rail.

[0010] Preferably, the filter screen and the shell constitute a rotating structure through the second rotating shaft, the filter screen and the clamping groove constitute a clamping structure through the clamping plate, and the filter screen and the shell constitute a detachable structure through the threaded bolt and the threaded groove.

[0011] Preferably, the heat dissipation motor and the filter screen constitute a fixed structure through the support frame, and the fan blade and the third rotating shaft constitute a sliding structure through the operation of the heat dissipation motor.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1、The energy-saving brushless impact electric drill driving device is provided with a rack plate and a gear plate, the opening of the driving motor can drive the first bevel gear to rotate, the meshing structure of the first bevel gear and the second bevel gear can make the second bevel gear rotate indirectly, the rotation of the rotating cylinder can make the cylindrical slide slide through the arc-shaped slide rail, thereby driving the pulling rod and the impact end to move back and forth and impact, the rotation of the second bevel gear can make the gear plate rotate, the meshing structure of the rack plate and the gear plate can make the rack plate rotate, thereby driving the impact end to rotate and impact, the rotation effect of the first bevel gear is fully utilized, and the problem that most impact electric drill driving devices can only impact or can only drill after adjustment is solved, so that the electric power of the impact electric drill driving device can be fully utilized.

[0014] 2、The energy-saving brushless impact electric drill driving device is provided with a threaded bolt and a threaded groove, the filter screen can be quickly installed and dismounted through the clamping structure of the clamping plate and the clamping groove, and can be fixed through the threaded bolt and the threaded groove, the filter screen can be conveniently opened, the parts inside the shell can be oiled or maintained, the device is convenient to overhaul, and the service life of the device is increased. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 A sectional view structural schematic view of an energy-saving brushless impact electric drill driving device is provided in the utility model.

[0016] Figure 2 A three-dimensional structural schematic view of an energy-saving brushless impact electric drill driving device is provided in the utility model.

[0017] Figure 3 A top view structural schematic view of an energy-saving brushless impact electric drill driving device is provided in the utility model.

[0018] Figure 4 An unfolded structural schematic view of an energy-saving brushless impact electric drill driving device is provided in the utility model.

[0019] In the drawing: 1, shell; 2, driving motor; 3, first rotating shaft; 4, first conical gear; 5, second conical gear; 6, connecting column; 7, rotating cylinder; 8, arc-shaped sliding rail; 9, cylindrical sliding block; 10, supporting rod; 11, first bearing; 12, fixed column; 13, pulling rod; 14, first sliding block; 15, first sliding rail; 16, second bearing; 17, impact end; 18, rack plate; 19, gear plate; 20, third bearing; 21, fixed plate; 22, second rotating shaft; 23, filter screen; 24, clamping plate; 25, clamping groove; 26, threaded bolt; 27, threaded groove; 28, supporting frame; 29, heat dissipation motor; 30, third rotating shaft; 31, fan blade; 32, air permeation window. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described in combination with 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 in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Embodiment 1

[0022] As Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, one of the energy-saving brushless impact drill driving device in the illustration, including the shell 1, the inside of the shell 1 is fixed with drive motor 2, the rotating end of drive motor 2 is provided with the first shaft 3, the other end of the first shaft 3 is fixed with the first bevel gear 4, one side of the first bevel gear 4 is provided with the second bevel gear 5, one end of the second bevel gear 5 is fixed with the connecting column 6, the periphery of the connecting column 6 is fixed with the rotating cylinder 7, the outer surface of the rotating cylinder 7 is provided with the arc slide rail 8, the inner side of the arc slide rail 8 is provided with the cylindrical slider 9, the upper of the cylindrical slider 9 is fixed with the support rod 10, the inner side of the top end of the support rod 10 is provided with the first bearing 11, the inner side of the first bearing 11 is provided with the fixed column 12, the top end of the fixed column 12 is fixed with the pull rod 13, the side wall of the pull rod 13 is fixed with the first sliding block 14, the outer side of the first sliding block 14 is provided with the first slide rail 15, the other end of the pull rod 13 is provided with the second bearing 16, the outer side of the second bearing 16 is provided with the impact head 17.

[0023] The periphery of the impact head 17 is fixed with the rack plate 18, the lower side of the rack plate 18 is provided with the gear plate 19, one side of the gear plate 19 is provided with the fixed plate 21, the inner side of the fixed plate 21 is provided with the third bearing 20.

[0024] The first bevel gear 4 and the first shaft 3 constitute a rotating structure through the operation of the drive motor 2, and the first bevel gear 4 and the second bevel gear 5 constitute an engagement structure, and the second bevel gear 5 constitutes a fixed structure with the rotating cylinder 7 through the connecting column 6, and the rotating cylinder 7 constitutes a sliding structure with the cylindrical slider 9 through the arc slide rail 8, and the first bevel gear 4 can be rotated by opening the drive motor 2, and the rotation of the first bevel gear 4 can make the second bevel gear 5 rotate through the engagement structure of the first bevel gear 4 and the second bevel gear 5, which indirectly drives the rotating cylinder 7 to rotate, and the rotation of the rotating cylinder 7 can make the cylindrical slider 9 slide through the arc slide rail 8, thereby driving the pull rod 13 and the impact head 17 to reciprocate and impact.

[0025] The second bevel gear 5 constitutes a fixed structure with the gear plate 19 through the connecting column 6, and the gear plate 19 constitutes an engagement structure with the impact head 17 through the rack plate 18, and the impact head 17 constitutes a rotating structure with the pull rod 13 through the second bearing 16, and the pull rod 13 constitutes a sliding structure with the first slide rail 15 through the first sliding block 14, and the rotation of the second bevel gear 5 can make the gear plate 19 rotate, and the rotation of the gear plate 19 can make the rack plate 18 rotate through the engagement structure of the rack plate 18 and the gear plate 19, thereby driving the impact head 17 to rotate and impact, fully utilizing the rotating effect of the first bevel gear 4.

[0026] Embodiment 2

[0027] As Figure 1 ,Figure 2 、 Figure 3 and Figure 4 As shown in FIGS. 1-3, the embodiment further illustrates the example 1, the upper surface of the shell 1 is provided with a filter screen 23, the connection between the shell 1 and the filter screen 23 is provided with a second rotating shaft 22, the side wall of the filter screen 23 is fixed with a clamping plate 24, the outer side of the clamping plate 24 is provided with a clamping groove 25, the side wall of the filter screen 23 is provided with a threaded groove 27, the inner side of the threaded groove 27 is provided with a threaded bolt 26, the lower side of the filter screen 23 is fixed with a support frame 28, the lower side of the support frame 28 is fixed with a heat dissipation motor 29, the rotating end of the heat dissipation motor 29 is provided with a third rotating shaft 30, the other end of the third rotating shaft 30 is fixed with a fan blade 31, and the rear end side wall of the shell 1 is provided with a ventilation window 32.

[0028] The filter screen 23 is rotatably connected to the shell 1 through the second rotating shaft 22, and the filter screen 23 is clamped to the clamping groove 25 through the clamping plate 24, and the filter screen 23 is detachably connected to the shell 1 through the threaded bolt 26 and the threaded groove 27. Through the clamping structure of the clamping plate 24 and the clamping groove 25, the filter screen 23 can be quickly installed and disassembled, and through the threaded bolt 26 and the threaded groove 27, the filter screen 23 can be fixed. Through the convenient opening of the filter screen 23, the parts inside the shell 1 can be oiled or repaired, which is convenient for the maintenance of the device and increases the service life of the device.

[0029] The heat dissipation motor 29 is fixedly connected to the filter screen 23 through the support frame 28, and the fan blade 31 is slidably connected to the third rotating shaft 30 through the operation of the heat dissipation motor 29. Through the opening of the heat dissipation motor 29, the third rotating shaft 30 and the fan blade 31 can be driven to rotate, and the rotation of the fan blade 31 can accelerate the circulation of air, thereby achieving the heat dissipation effect.

[0030] Working principle: first, the staff needs to drive the motor 2 to open, which can drive the first bevel gear 4 to rotate, the rotation of the first bevel gear 4 can drive the second bevel gear 5 to rotate, which can indirectly drive the rotating cylinder 7 to rotate, and the rotation of the rotating cylinder 7 can drive the cylindrical slider 9 to slide through the arc-shaped sliding rail 8, thereby driving the pulling rod 13 and the impact end 17 to reciprocatingly move and impact. The rotation of the second bevel gear 5 can drive the gear plate 19 to rotate, the rotation of the gear plate 19 can drive the rack plate 18 to rotate, thereby driving the impact end 17 to rotate and impact. Through the opening of the heat dissipation motor 29, the third rotating shaft 30 and the fan blade 31 can be driven to rotate, and the rotation of the fan blade 31 can accelerate the circulation of air, thereby achieving the heat dissipation effect.

[0031] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0032] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. An energy-saving brushless impact electric drill driving device comprising a housing (1), characterized in that: The inside of the shell (1) is fixed with a driving motor (2), the rotating end of the driving motor (2) is provided with a first rotating shaft (3), the other end of the first rotating shaft (3) is fixed with a first bevel gear (4), one side of the first bevel gear (4) is provided with a second bevel gear (5), one end of the second bevel gear (5) is fixed with a connecting column (6), the periphery of the connecting column (6) is fixed with a rotating cylinder (7), the outer surface of the rotating cylinder (7) is provided with an arc-shaped sliding rail (8), the inner side of the arc-shaped sliding rail (8) is provided with a cylindrical sliding block (9), the upper side of the cylindrical sliding block (9) is fixed with a supporting rod (10), the inner side of the top end of the supporting rod (10) is provided with a first bearing (11), the inner side of the first bearing (11) is provided with a fixed column (12), the top end of the fixed column (12) is fixed with a pulling rod (13), the side wall of the pulling rod (13) is fixed with a first sliding block (14), the outer side of the first sliding block (14) is provided with a first sliding rail (15), the other end of the pulling rod (13) is provided with a second bearing (16) on the periphery, and the outer side of the second bearing (16) is provided with an impact end (17). The periphery of the impact end (17) is fixed with a rack plate (18), the lower side of the rack plate (18) is provided with a gear plate (19), one side of the gear plate (19) is provided with a fixed plate (21), and the inner side of the fixed plate (21) is provided with a third bearing (20).

2. The energy-saving brushless impact electric drill driving device according to claim 1, characterized in that: The upper surface of the shell (1) is provided with a filter screen (23), the connecting part of the shell (1) and the filter screen (23) is provided with a second rotating shaft (22), the side wall of the filter screen (23) is fixed with a clamping plate (24), the outer side of the clamping plate (24) is provided with a clamping groove (25), the side wall of the filter screen (23) is provided with a threaded groove (27), the inner side of the threaded groove (27) is provided with a threaded bolt (26), the lower side of the filter screen (23) is fixed with a supporting frame (28), the lower side of the supporting frame (28) is fixed with a heat dissipation motor (29), the rotating end of the heat dissipation motor (29) is provided with a third rotating shaft (30), the other end of the third rotating shaft (30) is fixed with a fan blade (31), and the rear end side wall of the shell (1) is provided with a ventilation window (32).

3. The energy-saving brushless impact electric drill driving device according to claim 1, characterized in that: The first bevel gear (4) and the first rotating shaft (3) constitute a rotating structure through the operation of the driving motor (2), the first bevel gear (4) and the second bevel gear (5) constitute an engagement structure, the second bevel gear (5) and the rotating cylinder (7) constitute a fixed structure through the connecting column (6), and the rotating cylinder (7) and the cylindrical sliding block (9) constitute a sliding structure through the arc-shaped sliding rail (8).

4. The energy-saving brushless impact electric drill driving device according to claim 1, characterized in that: The second bevel gear (5) is fixed with the gear plate (19) through the connecting column (6), the gear plate (19) is engaged with the impact end (17) through the rack plate (18), the impact end (17) is rotated with the pull rod (13) through the second bearing (16), and the pull rod (13) is slid with the first sliding rail (15) through the first sliding block (14).

5. The energy-saving brushless impact electric drill driving device according to claim 2, characterized in that: The filter screen (23) is rotated with the shell (1) through the second rotating shaft (22), the filter screen (23) is clamped with the clamping groove (25) through the clamping plate (24), and the filter screen (23) is detachable with the shell (1) through the threaded bolt (26) and the threaded groove (27).

6. The energy-saving brushless impact electric drill driving device according to claim 2, characterized in that: The heat dissipation motor (29) is fixed with the filter screen (23) through the support frame (28), and the fan blade (31) is slid with the third rotating shaft (30) through the operation of the heat dissipation motor (29).

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