CN210231585U

CN210231585U - Take shock-absorbing function's rocking arm to bore

Info

Publication number: CN210231585U
Application number: CN201920761772.5U
Authority: CN
Inventors: Shuanghu Hou; 侯双虎; Guanglei Xiong; 熊光磊
Original assignee: Wuxi Qiangzi Machinery Manufacturing Co Ltd
Current assignee: Wuxi Qiangzi Machinery Manufacturing Co Ltd
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-04-03
Anticipated expiration: 2029-05-24

Abstract

The utility model discloses a take shock-absorbing function's rocking arm to bore, bore the body including the rocking arm, the bottom that the body was bored to the rocking arm is equipped with the base, the below of base is equipped with the baffle-box that the bottom set up for the opening, and the landing leg has all been welded in the bottom four corners of base, and the bottom of landing leg extends to in the baffle-box, the welding has the rectangular tube that the front side set up for the opening on the top inner wall of baffle-box, and the both ends of rectangular tube have all been welded two locating levers, and it is equipped with same movable plate and same backup pad to lie in sliding sleeve on two locating levers with one side, and two movable plates lie in between two backup pads, and the welding. The utility model discloses simple structure, convenient operation is convenient for cushion the rocking arm and bores the body, and is convenient for reach balanced vibrating force and vibration range according to actual need adjusting spring's elasticity, reduces the range of beating, satisfies the user demand.

Description

Take shock-absorbing function's rocking arm to bore

Technical Field

The utility model relates to a rocking arm bores technical field, especially relates to a take shock-absorbing function's rocking arm to bore.

Background

Because the rocker drill vibrates in the machining process, the adjusted correct position between a workpiece and a cutter is easy to change due to the hard vibration force actually, the cutting process is deteriorated, and vibration lines are left on the surface of the machined workpiece, so that the machining precision and the rough degree of the surface of the workpiece are influenced, the service lives of the cutter and a machine tool are shortened, the stability in the cutting process is damaged, and in order to ensure the stability, a damping component such as a spring and the like is arranged at the bottom of the rocker drill for buffering in use, the hard vibration force is rotated into soft vibration buffering force, for example, the principle of soft rebound suspension in use of a car, and the vibration force is reduced.

But the damping part such as bottom spring of current rocking arm brill, the elasticity of its spring is mostly not convenient for adjust according to actual need for beat when the spring is softer more easily appears, and the phenomenon that can not effectively reduce the vibrational force when the spring is harder brings inconvenience for the use, can not satisfy the user demand, therefore we have proposed a rocking arm that takes shock-absorbing function and have bored and be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the rocking arm of a take shock-absorbing function that proposes bores.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a rocker drill with a shock absorption function comprises a rocker drill body, wherein a base is arranged at the bottom of the rocker drill body, a buffer box with an opening at the bottom is arranged below the base, supporting legs are welded at four corners of the bottom of the base, the bottom ends of the supporting legs extend into the buffer box, a rectangular pipe with an opening at the front side is welded on the inner wall of the top of the buffer box, two positioning rods are welded at two ends of the rectangular pipe, a same movable plate and a same supporting plate are slidably sleeved on the two positioning rods positioned at the same side, the two movable plates are positioned between the two supporting plates, a plurality of springs are welded between one side of the movable plate close to the corresponding supporting plate and the supporting plate, two fixing seats are welded at the bottom of one side of the two supporting plates close to each other, the two positioning rods positioned below the four positioning rods are respectively positioned between the corresponding two fixing seats, two connecting rods on the same horizontal line are symmetrically arranged, the top ends of the connecting rods are hinged with the bottom ends of the corresponding supporting legs, two screw rods are rotatably sleeved in the rectangular tube, and the screw rod is sleeved with a rectangular seat which is connected in the rectangular tube in a sliding way in a threaded manner, the sides of the two rectangular seats far away from each other extend out of the rectangular tube, the sides of the rectangular seats close to the corresponding moving plates are welded with the moving plates, the ends of the two screw rods close to each other are welded with first bevel gears, the two first bevel gears are symmetrically arranged, the same second bevel gear is meshed between the two first bevel gears, and a rotating shaft is welded on one side of the second bevel gear, one end of the rotating shaft extends out of the buffer box and is welded with a rocking disc, the same limiting rod is welded between the two positioning rods positioned on the same side, and the limiting rod is in contact with one side, far away from the rectangular pipe, of the corresponding supporting plate.

Preferably, four first through holes are formed in the inner wall of the top of the buffer box, and the side walls of the first through holes are in sliding connection with the outer sides of the corresponding support legs.

Preferably, threaded holes are formed in one side, close to each other, of each of the two rectangular seats, and the threaded holes are in threaded connection with the corresponding screws.

Preferably, two first bearings are welded on the inner wall of the bottom of the rectangular pipe, and inner rings of the first bearings are welded and fixed with the outer sides of the corresponding screw rods.

Preferably, a first round hole is formed in the inner wall of one side of the buffer box, a second bearing is fixedly sleeved in the first round hole, and the inner ring of the second bearing is welded and fixed with the outer side of the rotating shaft.

Preferably, two second round holes are formed in one side of the moving plate, and the side walls of the second round holes are in sliding connection with the outer sides of the corresponding positioning rods.

Preferably, two third round holes are formed in one side of the supporting plate, and the side wall of each third round hole is in sliding connection with the outer side of the corresponding positioning rod.

Compared with the prior art, the beneficial effects of the utility model are that:

through the base, the buffer box, the supporting legs, the rectangular tube, the positioning rods, the springs, the supporting plates, the fixed seats, the connecting rods, the movable plates, the screws, the rectangular seats, the first bevel gears, the second bevel gears and the rotating shaft are matched with the rocking disc, when the rocker drill body vibrates, the four supporting legs are driven by the base to move downwards, the supporting legs drive the corresponding connecting rods to extrude the fixed seats, under the action of extrusion force, the fixed seats move and drive the corresponding supporting plates to slide on the two positioning rods, the supporting plates compress the corresponding springs, the reaction force of the springs buffers the corresponding supporting plates, so that the rocker drill body is buffered, when the springs are softer, the vertical jumping amplitude of the rocker drill body is larger, at the moment, the rocking disc is rotated forwards, the rocking disc drives the second bevel gears to rotate through the rotating shaft, and the second bevel gears drive the two first bevel gears to rotate towards, the first bevel gear drives the corresponding screw to rotate, the screw rotates to drive the corresponding rectangular seat to move in the direction away from the second bevel gear under the action of the threaded hole, the rectangular seat drives the corresponding movable plate to compress the springs, the initial compression degree of the springs can be adjusted according to actual needs, and accordingly the elasticity of the springs is adjusted.

The utility model discloses simple structure, convenient operation is convenient for cushion the rocking arm and bores the body, and is convenient for reach balanced vibrating force and vibration range according to actual need adjusting spring's elasticity, reduces the range of beating, satisfies the user demand.

Drawings

Fig. 1 is a schematic structural view of a rocker drill with a shock-absorbing function provided by the present invention;

fig. 2 is a schematic sectional view of a part a of a rocker drill with a shock-absorbing function according to the present invention;

fig. 3 is a schematic view of a partial section B of a rocker drill with a damping function.

In the figure: the device comprises a base 1, a buffer box 2, supporting legs 3, a rectangular tube 4, a positioning rod 5, a spring 6, a supporting plate 7, a fixing seat 8, a connecting rod 9, a moving plate 10, a screw 11, a rectangular seat 12, a first bevel gear 13, a second bevel gear 14, a rotating shaft 15 and a rocking disc 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a radial drill with a shock absorption function comprises a radial drill body, wherein a base 1 is arranged at the bottom of the radial drill body, a buffer box 2 with an opening at the bottom is arranged below the base 1, supporting legs 3 are welded at four corners of the bottom of the base 1, the bottom ends of the supporting legs 3 extend into the buffer box 2, a rectangular tube 4 with an opening at the front side is welded on the inner wall of the top of the buffer box 2, two positioning rods 5 are welded at two ends of the rectangular tube 4, a same movable plate 10 and a same supporting plate 7 are slidably sleeved on the two positioning rods 5 at the same side, the two movable plates 10 are positioned between the two supporting plates 7, a plurality of springs 6 are welded between one side of the movable plate 10 close to the corresponding supporting plate 7 and the supporting plate 7, two fixing seats 8 are welded at the bottom of one side where the two supporting plates 7 are close to each other, the two positioning rods, one side of the fixed seat 8 far away from the corresponding supporting plate 7 is hinged with a connecting rod 9 which is obliquely arranged, the two connecting rods 9 which are positioned on the same horizontal line are symmetrically arranged, the top end of each connecting rod 9 is hinged with the bottom end of the corresponding supporting leg 3, two screw rods 11 are rotatably sleeved in the rectangular tube 4, a rectangular seat 12 which is slidably connected in the rectangular tube 4 is sleeved on each screw rod 11 in a threaded manner, the far sides of the two rectangular seats 12 extend out of the rectangular tube 4, one sides of the rectangular seats 12 close to the corresponding moving plates 10 are welded with the moving plates 10, one ends of the two screw rods 11 close to each other are welded with first bevel gears 13, the two first bevel gears 13 are symmetrically arranged, the same second bevel gear 14 is meshed between the two first bevel gears 13, one side of the second bevel gear 14 is welded with a rotating shaft 15, one end of the rotating shaft 15 extends out of the buffer box 2 and, lie in the welding with having same gag lever post between two locating levers 5 of one side, and the gag lever post contacts with one side that rectangular pipe 4 was kept away from to backup pad 7 that corresponds, the utility model discloses simple structure, convenient operation is convenient for bore the body to the rocking arm and is cushioned, and is convenient for adjust spring 6's elasticity according to actual need, reaches balanced vibrating force and vibration range, reduces the range of beating, satisfies the user demand.

In the utility model, four first through holes are arranged on the inner wall of the top of the buffer box 2, the side walls of the first through holes are connected with the outer sides of the corresponding support legs 3 in a sliding way, the side of the two rectangular seats 12 close to each other is provided with a threaded hole, the threaded hole is connected with the corresponding screw rod 11 in a threaded way, the inner wall of the bottom of the rectangular tube 4 is welded with two first bearings, the inner ring of each first bearing is welded and fixed with the outer side of the corresponding screw rod 11, the inner wall of one side of the buffer box 2 is provided with a first round hole, the inner ring of each first round hole is fixedly sleeved with a second bearing, the inner ring of each second bearing is welded and fixed with the outer side of the rotating shaft 15, one side of the movable plate 10 is provided with two second round holes, the side wall of each second round hole is connected with the outer side of the corresponding positioning rod 5 in a sliding way, one side of the, the utility model discloses simple structure, convenient operation is convenient for cushion the rocking arm and bores the body, and is convenient for according to actual need accommodate spring 6's elasticity, reaches balanced vibrating force and vibration range, reduces the range of beating, satisfies the user demand.

The working principle is as follows: when the rocker drill is used, the base 1 is driven to move downwards when the rocker drill body vibrates in operation, the base 1 drives the four support legs 3 to move downwards, the support legs 3 drive the corresponding connecting rods 9 to extrude the fixing seats 8, under the action of the extrusion force, the fixing seats 8 move towards the direction close to the rectangular pipe 4 and drive the corresponding support plates 7 to slide on the two positioning rods 5, the corresponding springs 6 are compressed by the support plates 7, so that the springs 6 are stressed to contract, the reaction force of the springs 6 buffers the corresponding support plates 7, the rocker drill body is buffered, when the springs 6 are softer, the vertical jumping amplitude of the rocker drill body is larger, at the moment, the rocking disc 16 is rotated forwards, the rocking disc 16 drives the rotating shaft 15 to rotate, the rotating shaft 15 drives the second bevel gear 14 to rotate, the second bevel gear 14 drives the two first bevel gears 13 meshed with the rocking disc to rotate towards opposite directions, the first bevel gear 13 drives the corresponding screw rod 11 to rotate, under the action of a threaded hole formed in one side of the rectangular seat 12, the screw rod 11 rotates to drive the corresponding rectangular seat 12 to move towards the direction far away from the second bevel gear 14, the rectangular seat 12 drives the corresponding movable plate 10 to slide on the two positioning rods 5, and the movable plate 10 compresses the corresponding springs 6 to achieve the initial compression degree of the springs 6 according to actual needs, so that the elastic force of the springs 6 is adjusted, the vibration force and the vibration amplitude are balanced, and the jumping amplitude is reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The rocker drill with the damping function comprises a rocker drill body, wherein a base (1) is arranged at the bottom of the rocker drill body, and is characterized in that a buffer box (2) with the bottom arranged for an opening is arranged below the base (1), supporting legs (3) are welded at four corners of the bottom of the base (1), the bottom ends of the supporting legs (3) extend into the buffer box (2), a rectangular pipe (4) with the front arranged for the opening is welded on the inner wall of the top of the buffer box (2), two positioning rods (5) are welded at two ends of the rectangular pipe (4), a same movable plate (10) and a same supporting plate (7) are slidably sleeved on the two positioning rods (5) positioned at the same side, the two movable plates (10) are positioned between the two supporting plates (7), a plurality of springs (6) are welded between one side of the movable plate (10) close to the corresponding supporting plate (7) and the supporting plate (7, the bottom of one side, close to each other, of each of the two support plates (7) is welded with two fixing seats (8), the two positioning rods (5) below the four positioning rods (5) are respectively positioned between the two corresponding fixing seats (8), one side, far away from the corresponding support plate (7), of each fixing seat (8) is hinged with a connecting rod (9) which is obliquely arranged, the two connecting rods (9) positioned on the same horizontal line are symmetrically arranged, the top ends of the connecting rods (9) are hinged with the bottom ends of the corresponding support legs (3), two screw rods (11) are rotatably sleeved in the rectangular tubes (4), the screw rods (11) are provided with rectangular seats (12) in sliding connection with the rectangular tubes (4) in a threaded manner in a sleeved manner, one sides, far away from each other, of the two rectangular seats (12) extend out of the rectangular tubes (4), and one sides, close to the corresponding movable plates (10), first bevel gear (13) have all been welded to the one end that two screw rods (11) are close to each other, two first bevel gear (13) symmetry sets up, the meshing has same second bevel gear (14) between two first bevel gear (13), and one side welding of second bevel gear (14) has pivot (15), the one end of pivot (15) extends to the buffer tank (2) outer and welding has rocking disc (16), it has same gag lever post to lie in welding between two locating levers (5) with one side, and the gag lever post contacts with one side that rectangular pipe (4) was kept away from in backup pad (7) that corresponds.

2. The rocking arm drill with the shock absorption function according to claim 1, wherein four first through holes are formed in the inner wall of the top of the buffer box (2), and the side walls of the first through holes are slidably connected with the outer sides of the corresponding support legs (3).

3. The rocking arm drill with the shock absorption function according to claim 1, wherein the two rectangular seats (12) are provided with threaded holes at the sides close to each other, and the threaded holes are in threaded connection with the corresponding screw rods (11).

4. The rocking arm drill with the shock absorption function is characterized in that two first bearings are welded on the inner wall of the bottom of the rectangular tube (4), and inner rings of the first bearings are welded and fixed with the outer sides of the corresponding screw rods (11).

5. The rocking arm drill with the shock absorption function is characterized in that a first round hole is formed in the inner wall of one side of the buffer box (2), a second bearing is fixedly sleeved in the first round hole, and the inner ring of the second bearing is welded and fixed with the outer side of the rotating shaft (15).

6. The rocking arm drill with the shock absorption function according to claim 1, wherein two second round holes are formed in one side of the moving plate (10), and the side wall of each second round hole is slidably connected with the outer side of the corresponding positioning rod (5).

7. The rocking arm drill with the shock absorption function according to claim 1, wherein two third round holes are formed in one side of the supporting plate (7), and the side wall of each third round hole is slidably connected with the outer side of the corresponding positioning rod (5).