CN215144849U

CN215144849U - Rocker drill with drill bit easy to replace

Info

Publication number: CN215144849U
Application number: CN202121570222.9U
Authority: CN
Inventors: 高开伟
Original assignee: Taicang Hengqi Mechanical Equipment Co ltd
Current assignee: Taicang Hengqi Mechanical Equipment Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2021-12-14
Anticipated expiration: 2031-07-12

Abstract

The utility model discloses a rocking arm of easily changing drill bit bores belongs to machining equipment technical field, including base and casing, base one end is equipped with the fixing base, the fixing base side is equipped with the recess, be equipped with the lead screw of wearing to locate the recess in the fixing base, the lead screw top links to each other with the first motor drive who locates the fixing base top, the lead screw overcoat is equipped with the nut piece, nut piece side links to each other with the casing side through first connecting plate, the casing lower surface is equipped with first drill bit and second drill bit, first drill bit height is less than the second drill bit, just first drill bit top links to each other with second drill bit top through change mechanism. The rocker drill with the drill bit easy to replace can automatically replace the drill bit, the replacement process is rapid, manual assembly is not needed, and the drill bit replacement efficiency can be effectively improved.

Description

Rocker drill with drill bit easy to replace

Technical Field

The utility model belongs to the technical field of machining equipment, specifically, relate to a rocking arm of easily changing drill bit bores.

Background

The radial drill is one kind of drilling machine, is a common mechanical device for metal processing parts, and is widely applied to finish machining of metal parts, mainly drilling operation, due to small structure and convenient operation. If the drill bit of the rocker arm drill in the prior art needs to be replaced, the components need to be disassembled and reassembled, so that not only is the labor hour wasted, but also the assembly loosening risk exists in the reassembling process, and the workpiece processing is influenced; but also for different drill bits.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a rocking arm of easily changing drill bit bores, but this kind of rocking arm of easily changing drill bit bores the automatic change drill bit, and the change process is rapid moreover, need not artifical the equipment, can effectively improve the drill bit and change efficiency.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a rocking arm of easily changing drill bit bores, includes base and casing, base one end is equipped with the fixing base, the fixing base side is equipped with the recess, be equipped with the lead screw of wearing to locate the recess in the fixing base, the lead screw top links to each other with the first motor drive who locates the fixing base top, the lead screw overcoat is equipped with the nut piece, nut piece side links to each other with the casing side through first connecting plate, the casing lower surface is equipped with first drill bit and second drill bit, first drill bit height is less than the second drill bit, just first drill bit top links to each other with second drill bit top through change mechanism.

Furthermore, the replacing mechanism comprises a second motor and a second air cylinder, the second motor is arranged in the casing, the output end of the second motor is a driving shaft, a driving gear is sleeved outside the driving shaft, a first drill shaft is arranged at the top of the first drill bit and is arranged in the casing through a first fixing plate, and a first transmission gear is sleeved on the outer side of the top end of the first drill shaft; a second drill shaft is arranged at the top end of the second drill bit, the top end of the second drill shaft is arranged in the machine shell through a second fixing plate, and a second transmission gear is sleeved on the outer side of the top end of the second drill shaft; the second cylinder is arranged in the casing through a supporting plate, a second connecting plate is arranged above the casing, the second cylinder is connected with the second connecting plate through a second piston rod, the second motor is connected with the second connecting plate through a connecting rod, the upper surface of the first transmission gear is lower than the lower surface of the second transmission gear, and the driving gear can be meshed with the first transmission gear and the second transmission gear respectively in the lifting process.

The first motor can drive the screw rod to rotate so as to drive the shell to lift; the second cylinder drives the second motor and the driving gear to ascend and descend, and can be meshed with the first transmission gear and the second transmission gear respectively, so that the first drill bit and the second drill bit are driven to rotate respectively, the drill bit is replaced quickly, the drill bit is not required to be reassembled, and the replacement efficiency of the drill bit can be effectively improved.

Furthermore, a group of guide rods are further arranged between the second connecting plate and the machine shell, the top ends of the guide rods penetrate through the second connecting plate and are connected with the second connecting plate through guide sleeves, and the guide rods can freely move along the guide sleeves. The stability of second motor in-process of going up and down is strengthened.

Furthermore, a group of guide rails is arranged on the base, a workbench is arranged on the guide rails, and the workbench is connected with the guide rails in a sliding mode through sliding blocks.

Furthermore, a supporting table is arranged on the workbench close to the second drill bit end. The small-size workpiece is supported, and the second drill bit can conveniently process the workpiece.

Furthermore, a first air cylinder is arranged at the end part of the base, the side surface of the workbench is connected with the first air cylinder in a driving mode through a first piston rod, and the first piston rod is parallel to the guide rail. The worktable is driven to move along the guide rail by the drive of the first cylinder; so as to process different parts of the workpiece.

Furthermore, a group of supporting legs which are uniformly distributed are arranged at the bottom of the base.

Has the advantages that: compared with the prior art, the utility model has the advantages of it is following: the utility model provides a rocker drill with a drill bit easy to replace, wherein a first motor of the rocker drill with the drill bit easy to replace can drive a lead screw to rotate so as to drive a casing to lift; the second cylinder drives the second motor and the driving gear to ascend and descend, and can be meshed with the first transmission gear and the second transmission gear respectively, so that the first drill bit and the second drill bit are driven to rotate respectively, the drill bit is replaced quickly, the drill bit is not required to be reassembled, and the replacement efficiency of the drill bit can be effectively improved.

Drawings

Fig. 1 is a structure diagram of a rocker drill with an easily replaceable drill bit according to the present invention.

In the figure: 1 base, 11 guide rails, 111 sliding blocks, 12 working tables, 13 supporting tables, 14 first cylinders, 141 first piston rods, 15 supporting feet, 2 lead screws, 21 first motors, 22 fixing seats, 221 grooves, 23 nut blocks, 3 first connecting plates, 4 machine cases, 5 first drill bits, 51 first drill spindles, 52 first transmission gears, 53 first fixing plates, 6 second drill bits, 61 second drill spindles, 62 second transmission gears, 63 second fixing plates, 7 second motors, 71 driving shafts, 72 driving gears, 73 connecting rods, 8 second cylinders, 81 second piston rods, 82 second connecting plates, 83 supporting plates, 84 guide rods and guide sleeves 841.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The invention will be further elucidated with reference to the drawings and the embodiments.

Examples

As shown in fig. 1, a rocking arm drill of easily changing drill bit, includes base 1 and casing 4, 1 one end of base is equipped with fixing base 22, fixing base 22 side is equipped with recess 221, be equipped with the lead screw 2 of wearing to locate recess 221 in the

fixing base

22, 2 tops of lead screw link to each other with the drive of the first motor 21 of locating fixing base 22 top, 2 overcoat of lead screw are equipped with nut piece 23, nut piece 23 side links to each other with casing 4 side through first connecting plate 3, first connecting plate 3 still can rotate (not seen in the picture) around fixing base (22), casing 4 lower surface is equipped with first drill bit 5 and second drill bit 6, first drill bit 5 highly is less than second drill bit 6, just first drill bit 5 top links to each other with second drill bit 6 top through changing the mechanism.

The replacing mechanism comprises a second motor 7 and a second air cylinder 8, the second motor 7 is arranged in the machine shell 4, the output end of the second motor is a driving shaft 71, a driving gear 72 is sleeved outside the driving shaft 71, a first drill shaft 51 is arranged at the top of the first drill 5, the first drill shaft 51 is arranged in the machine shell 4 through a first fixing plate 53, and a first transmission gear 52 is sleeved on the outer side of the top end of the first drill shaft 51; a second drill shaft 61 is arranged at the top end of the second drill 6, the top end of the second drill shaft 61 is arranged in the machine shell 4 through a second fixing plate 63, and a second transmission gear 62 is sleeved on the outer side of the top end of the second drill shaft 61; the second cylinder 8 is arranged in the machine shell 4 through a supporting plate 83, a second connecting plate 82 is arranged above the machine shell 4, the second cylinder 8 is connected with the second connecting plate 82 through a second piston rod 81, a group of guide rods 84 are further arranged between the second connecting plate 82 and the machine shell 4, the top ends of the guide rods 84 penetrate through the second connecting plate 82 and are connected with the second connecting plate 82 through guide sleeves 841, the guide rods 84 can freely move along the guide sleeves 841, the second motor 7 is connected with the second connecting plate 82 through a connecting rod 73, the upper surface of the first transmission gear 52 is lower than the lower surface of the second transmission gear 62, and the driving gear 72 can be respectively meshed with the first transmission gear 52 and the second transmission gear 62 in the lifting process.

In addition, a group of guide rails 11 are arranged on the base 1, a workbench 12 is arranged on the guide rails 11, the workbench 12 is connected with the guide rails 11 in a sliding mode through a sliding block 111, and a supporting table 13 is arranged on the workbench 12 close to the end, close to the second drill bit 6; the end of the base 1 is provided with a first cylinder 14, the side of the workbench 12 is connected with the first cylinder 14 through a first piston rod 141, the first piston rod 141 is parallel to the guide rail 11, and the bottom of the base 1 is provided with a group of supporting legs 15 which are uniformly distributed.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a rocker drill of easy change drill bit which characterized in that: including base (1) and casing (4), base (1) one end is equipped with fixing base (22), fixing base (22) side is equipped with recess (221), be equipped with lead screw (2) of wearing to locate recess (221) in fixing base (22), lead screw (2) top links to each other with first motor (21) drive of locating fixing base (22) top, lead screw (2) overcoat is equipped with nut piece (23), nut piece (23) side links to each other with casing (4) side through first connecting plate (3), casing (4) lower surface is equipped with first drill bit (5) and second drill bit (6), first drill bit (5) highly are less than second drill bit (6), just first drill bit (5) top links to each other with second drill bit (6) top through changing the mechanism.

2. The rocker drill with an easily replaceable drill bit as set forth in claim 1, wherein: the replacing mechanism comprises a second motor (7) and a second air cylinder (8), the second motor (7) is arranged in the machine shell (4), the output end of the second motor is set to be a driving shaft (71), a driving gear (72) is sleeved outside the driving shaft (71), a first drill spindle (51) is arranged at the top of the first drill bit (5), the first drill spindle (51) is arranged in the machine shell (4) through a first fixing plate (53), and a first transmission gear (52) is sleeved on the outer side of the top end of the first drill spindle (51); a second drill shaft (61) is arranged at the top end of the second drill bit (6), the top end of the second drill shaft (61) is arranged in the machine shell (4) through a second fixing plate (63), and a second transmission gear (62) is sleeved on the outer side of the top end of the second drill shaft (61); the second cylinder (8) is arranged in the machine shell (4) through a supporting plate (83), a second connecting plate (82) is arranged above the machine shell (4), the second cylinder (8) is connected with the second connecting plate (82) through a second piston rod (81), the second motor (7) is connected with the second connecting plate (82) through a connecting rod (73), the upper surface of the first transmission gear (52) is lower than the lower surface of the second transmission gear (62), and the driving gear (72) can be meshed with the first transmission gear (52) and the second transmission gear (62) respectively in the lifting process.

3. The rocker drill with the easily replaceable drill bit as set forth in claim 2, wherein: a group of guide rods (84) are further arranged between the second connecting plate (82) and the machine shell (4), the top ends of the guide rods (84) penetrate through the second connecting plate (82) and are connected with the second connecting plate (82) through guide sleeves (841), and the guide rods (84) can freely move along the guide sleeves (841).

4. The rocker drill with an easily replaceable drill bit as set forth in claim 1, wherein: be equipped with a set of guide rail (11) on base (1), be equipped with workstation (12) on guide rail (11), workstation (12) pass through slider (111) and guide rail (11) sliding connection.

5. The rocker drill with the easily replaceable drill bit as set forth in claim 4, wherein: and a supporting table (13) is arranged on the working table (12) close to the end of the second drill bit (6).

6. The rocker drill with the easily replaceable drill bit as set forth in claim 4 or 5, wherein: the end of the base (1) is provided with a first air cylinder (14), the side surface of the workbench (12) is connected with the first air cylinder (14) in a driving mode through a first piston rod (141), and the first piston rod (141) is parallel to the guide rail (11).

7. The rocker drill of claim 6 wherein: the bottom of the base (1) is provided with a group of supporting legs (15) which are uniformly distributed.