CN213288755U

CN213288755U - Drilling device convenient for replacing drill bit and used for flywheel production

Info

Publication number: CN213288755U
Application number: CN202021851533.8U
Authority: CN
Inventors: 刘伟文
Original assignee: Longyan Jinyuanda Machinery Manufacturing Co ltd
Current assignee: Longyan Jinyuanda Machinery Manufacturing Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-05-28
Anticipated expiration: 2030-08-31

Abstract

The utility model relates to the technical field of sports equipment production, in particular to a drilling device for flywheel production, which is convenient for bit replacement, and comprises a shell, wherein an electromagnetic push rod is fixedly connected at the middle position inside the upper end of the shell, the lower end of the electromagnetic push rod is fixedly connected with a first fixed box, the inner part of the first fixed box is fixedly connected with a second motor, the output shaft of the second motor is fixedly connected with a second fixed box, and a bit is arranged inside the second fixed box. After the replacement is finished, the push rod is driven by the arranged spring to fix the drill bit, so that the drill bit is convenient to replace.

Description

Drilling device convenient for replacing drill bit and used for flywheel production

Technical Field

The utility model relates to a sport equipment produces technical field, specifically is a drilling equipment is used in flywheel production of conveniently changing drill bit.

Background

The flywheel elliptical machine is a common heart-lung fitness training tool in a general fitness club, but also is popular with users, the motion form of the flywheel elliptical machine is similar to the action of cross-country skiing, the dynamic state of a direct drive system is used in the research and development of the flywheel elliptical machine, the smoothest motion can be provided on the flywheel elliptical machine, wherein the flywheel is mounted on the same drive shaft as the crank and is directly driven by the foot pedal via a transmission system, this allows the flywheel's inertia to be constantly coupled to the pedals, providing a smooth feel as possible with forward and reverse pedaling, combined with a direct drive system and precise weight balance, pedals, handles, foot pedal angles, step frequency, providing a consistent, perfect method of exercising, this motion creates a "floating" effect, which begins to experience the smoothest motion on the flywheel elliptical machine once a certain rotational speed is reached.

In the production process of flywheel, need punch to the central point of flywheel to make the flywheel fixed, at the in-process that punches to the flywheel, can use the drill bit, and the drill bit can change often in the use, in prior art, change to the drill bit is not simple and convenient enough, extravagant a large amount of working time, the clamp need the manual clamping to the flywheel simultaneously, reduces work efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a conveniently change drilling equipment for flywheel production of drill bit to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a drilling device for flywheel production convenient for bit replacement comprises a shell, wherein an electromagnetic push rod is fixedly connected at the middle position inside the upper end of the shell, a first fixing box is fixedly connected at the lower end of the electromagnetic push rod, a second motor is fixedly connected inside the first fixing box, an output shaft of the second motor is fixedly connected with a second fixing box, a bit is arranged inside the second fixing box, a push rod is slidably connected to the right side of the second fixing box, a spring is arranged outside one side of the push rod, one end of the spring is fixedly connected with the push rod, the other end of the spring is fixedly connected with the second fixing box, a gear box is fixedly connected at the middle position inside the lower side of the shell, clamping blocks are slidably connected at the front, back, left and right parts inside the upper end of the gear box, a lead screw is spirally connected inside the lower end of each clamping block, one end of the lead screw is rotatably, the lower extreme meshing of driven helical gear is connected with the initiative helical gear, and the lower extreme fixedly connected with output shaft of first motor of initiative helical gear, the upper end fixedly connected with backup pad of first motor, and the outside fixedly connected with gear box of backup pad.

Preferably, the outside sliding connection in one side of push rod has the riser, and the outside fixedly connected with second fixed box of riser, and the outside sliding connection in the left end of push rod has the drill bit.

Preferably, the outside rotation of one side of lead screw is connected with the fixed plate, and the upper end fixedly connected with gear box of fixed plate, the lower extreme fixedly connected with backup pad of fixed plate.

Preferably, the inside sliding connection of clamping block has the guide arm, and the both ends all fixedly connected with gear box about the guide arm.

Preferably, the number of the screw rods is four, the screw rods positioned on the left side and the right side have opposite spiral directions, and the screw rods positioned on the front side and the rear side have opposite spiral directions.

Preferably, the inside spout that is front-back bilateral symmetry and sets up that is equipped with of upper end of gear box, and press from both sides tight piece and pass through spout and gear box sliding connection.

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

1. in the utility model, through the electromagnetic push rod, the first motor, the first fixed box, the second fixed box, the push rod and the spring that set up, utilize the electromagnetic push rod that sets up to drive the first fixed box and reciprocate, the first motor that rethread first fixed incasement portion set up drives the second fixed box and rotates, thereby realize the drilling to the flywheel, through the push rod that sets up of the right-hand member of the second fixed box that sets up, when the drill bit damages, the pulling push rod removes, take out the drill bit and change, after the change, drive the push rod through the spring that sets up and fix the drill bit, thereby be convenient for to the change of drill bit;

2. the utility model discloses in, through the second motor that sets up, the initiative helical gear, driven helical gear, the lead screw, press from both sides tight piece and guide arm, place the flywheel in the gear box upper end, it is rotatory to start the second motor and drive the initiative helical gear, thereby it is rotatory to drive driven helical gear, thereby it is rotatory to drive the lead screw, it removes to drive the tight piece of clamp promptly, thereby realize pressing from both sides tightly the flywheel, need not the manual clamping, time saving and labor saving, the guide arm that the rethread set up, be convenient for to the fixed of pressing from both sides tight piece, prevent to take place dangerously at the tight in-process of clamp tight.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure at B in FIG. 1 according to the present invention;

fig. 4 is a schematic view of the internal structure of the second fixing box of the present invention.

In the figure: 1-electromagnetic push rod, 2-shell, 3-clamping block, 4-guide rod, 5-screw rod, 6-gear box, 7-support plate, 8-fixing plate, 9-first motor, 10-chute, 11-first fixing box, 12-second motor, 13-second fixing box, 14-drill bit, 19-spring, 20-push rod, 22-vertical plate, 23-driven helical gear and 24-driving helical gear.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-4, the present invention provides a technical solution:

a drilling device convenient for bit replacement for flywheel production comprises a shell 2, an electromagnetic push rod 1 is fixedly connected at the middle position inside the upper end of the shell 2, a first fixing box 11 is fixedly connected at the lower end of the electromagnetic push rod 1, a second motor 12 is fixedly connected inside the first fixing box 11, an output shaft of the second motor 12 is fixedly connected with a second fixing box 13, a drill bit 14 is arranged inside the second fixing box 13, a push rod 20 is slidably connected to the right side of the second fixing box 13, a spring 19 is arranged outside one side of the push rod 20, one end of the spring 19 is fixedly connected with a push rod, the other end of the spring 19 is fixedly connected with the second fixing box 13, a gear box 6 is fixedly connected at the middle position inside the lower side of the shell 2, clamping blocks 3 are slidably connected to the front, back, left and right positions inside the upper end of the gear box 6, and a screw rod 5 is spirally connected inside, one end of the screw rod 5 is rotatably connected with a gear box 6, the other end of the screw rod 5 is fixedly connected with a driven bevel gear 23, the lower end of the driven bevel gear 23 is meshed with a driving bevel gear 24, the lower end of the driving bevel gear 24 is fixedly connected with an output shaft of a first motor 9, the upper end of the first motor 9 is fixedly connected with a supporting plate 7, and the outer portion of the supporting plate 7 is fixedly connected with the gear box 6.

A vertical plate 22 is connected to the outer portion of one side of the push rod 20 in a sliding mode, a second fixing box is fixedly connected to the outer portion of the vertical plate 22, a drill bit 14 is connected to the outer portion of the left end of the push rod 20 in a sliding mode, the push rod 20 can be conveniently fixed through the arranged vertical plate 22, danger is prevented when the push rod 20 fixes the drill bit 14, the drill bit 14 can be conveniently fixed through the arranged push rod 20, and the drill bit 14 can be conveniently detached and fixed; the outer part of one side of the screw rod 5 is rotatably connected with a fixing plate 8, the upper end of the fixing plate 8 is fixedly connected with a gear box 6, the lower end of the fixing plate 8 is fixedly connected with a supporting plate 7, the screw rod 6 and the driven helical gear 23 are conveniently fixed through the arranged fixing plate 8, and the driven helical gear 23 is prevented from being unstable during rotation and falling so as to cause danger; the guide rod 4 is connected inside the clamping block 3 in a sliding manner, the gear boxes 6 are fixedly connected to the left end and the right end of the guide rod 4, the clamping block 3 can be conveniently moved and fixed through the arranged guide rod 4, and the clamping block 3 is prevented from loosening in the clamping process to cause danger; the number of the screw rods 5 is four, the screw directions of the screw rods 5 positioned on the left side and the right side are opposite, the screw directions of the screw rods 5 positioned on the front side and the rear side are opposite, and the first motor 9 drives the driving bevel gear 24 to rotate when rotating through the arranged screw rods 5, so that the driven bevel gear 23 is driven to rotate, the clamping block 3 is driven to clamp the flywheel arranged at the upper end of the internal gear box 6, and the operation is convenient; the inside spout 10 that is the longitudinal left-right symmetry setting that is equipped with in the upper end of gear box 6, and press from both sides tight piece 3 and gear box 6 sliding connection through spout 10: the inside spout 10 that is all around bilateral symmetry and sets up that is equipped with of the upper end of gear box 6, and press from both sides tight piece 3 and pass through spout 10 and gear box 6 sliding connection, through the spout 10 that sets up, be convenient for press from both sides the removal of tight piece 3 to the realization is pressed from both sides tightly the flywheel.

The working process is as follows: starting a power supply, when the flywheel needs to be drilled, placing the flywheel at the upper end of a gear box 6, starting a second motor 9 to drive a driving bevel gear 24 to rotate, driving a driven bevel gear 23 to rotate through the rotation of the driving bevel gear 24, thereby driving a screw rod 5 to rotate, namely driving a clamping block 3 to move, clamping the flywheel through the movement of the clamping block 3, then fixing the clamping block 3 through a guide rod 4, so as to prevent danger in the process of moving the clamping block 3 and clamping the flywheel, after clamping the flywheel, starting an electromagnetic push rod 1 to move, thereby driving a first fixed box 11 to move, driving a second motor 12 inside through the movement of the first fixed box 11, after moving to a reasonable position, starting the second motor 12 to rotate, thereby driving a second fixed box 13 to rotate, thereby driving a drill bit 14 to move, thereby realizing the drilling of the flywheel, when the drill bit 14 is damaged, the second motor 12 is turned off, after the second fixing box 13 is static, the drill bit 14 is held, the push rod 20 is pulled, the drill bit 14 inside the second fixing box 13 is taken out under the action of gravity and is replaced, the push rod 20 is pulled, a new drill bit 14 is placed inside the second fixing box 13, the drill bit 14 is rotated, the push rod 20 is pushed into the drill bit 14 through automatic rebounding of the arranged spring 19, the drill bit 14 is fixed, after the replacement is finished, the electromagnetic push rod 1 and the second motor 12 are started to drive the drill bit 14 to continue drilling the flywheel, after the work is finished, the electromagnetic push rod 1 is started to withdraw the second fixing box 13, the second motor 12 is turned off, and after the work is finished, the power supply is turned off.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a conveniently change drilling equipment for flywheel production of drill bit, includes casing (2), its characterized in that: an electromagnetic push rod (1) is fixedly connected to the middle position inside the upper end of the shell (2), a first fixing box (11) is fixedly connected to the lower end of the electromagnetic push rod (1), a second motor (12) is fixedly connected to the inside of the first fixing box (11), a second fixing box (13) is fixedly connected to the output shaft of the second motor (12), a drill bit (14) is arranged inside the second fixing box (13), a push rod (20) is slidably connected to the right side of the second fixing box (13), a spring (19) is arranged outside one side of the push rod (20), one end of the spring (19) is fixedly connected with the push rod, the other end of the spring (19) is fixedly connected with the second fixing box (13), a gear box (6) is fixedly connected to the middle position inside the lower side of the shell (2), and clamping blocks (3) are slidably connected to the front, back, left and right positions inside the upper end of the gear box (6, the internal spiral connection of lower extreme of pressing from both sides tight piece (3) has lead screw (5), the one end of lead screw (5) is rotated and is connected with gear box (6), and the driven helical gear (23) of the other end fixedly connected with of lead screw (5), the lower extreme meshing of driven helical gear (23) is connected with initiative helical gear (24), and the output shaft of the first motor of lower extreme fixedly connected with (9) of initiative helical gear (24), the upper end fixedly connected with backup pad (7) of first motor (9), and the outside fixedly connected with gear box (6) of backup pad (7).

2. The drilling device for flywheel production with the conveniently replaced drill bit as claimed in claim 1, wherein: the outside sliding connection in one side of push rod (20) has riser (22), and the fixed case of outside fixedly connected with second of riser (22), the outside sliding connection in left end of push rod (20) has drill bit (14).

3. The drilling device for flywheel production with the conveniently replaced drill bit as claimed in claim 1, wherein: the outer portion of one side of lead screw (5) rotates and is connected with fixed plate (8), and the upper end fixedly connected with gear box (6) of fixed plate (8), the lower extreme fixedly connected with backup pad (7) of fixed plate (8).

4. The drilling device for flywheel production with the conveniently replaced drill bit as claimed in claim 1, wherein: the inside sliding connection of pressing from both sides tight piece (3) has guide arm (4), and both ends are all fixedly connected with gear box (6) about guide arm (4).

5. The drilling device for flywheel production with the conveniently replaced drill bit as claimed in claim 1, wherein: the number of the screw rods (5) is four, the screw directions of the screw rods (5) positioned on the left side and the right side are opposite, and the screw directions of the screw rods (5) positioned on the front side and the rear side are opposite.

6. The drilling device for flywheel production with the conveniently replaced drill bit as claimed in claim 1, wherein: the upper end of the gear box (6) is internally provided with sliding grooves (10) which are symmetrically arranged front and back and left and right, and the clamping block (3) is connected with the gear box (6) in a sliding mode through the sliding grooves (10).