CN214185604U

CN214185604U - Speed change mechanism for threading machine

Info

Publication number: CN214185604U
Application number: CN202120027528.3U
Authority: CN
Inventors: 张宁平
Original assignee: Jiangsu Qiangsheng Construction Engineering Co ltd
Current assignee: Jiangsu Qiangsheng Construction Engineering Co ltd
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-09-14
Anticipated expiration: 2031-01-06

Abstract

The utility model relates to the technical field of threading machines, in particular to a speed change mechanism for a threading machine, which comprises a processing table, wherein the right end of the upper surface of the processing table is provided with a slide rail, the slide rail is provided with a fixed frame in a sliding way, the top of the fixed frame is fixedly provided with a screw die, the left side of the upper surface of the processing table is fixedly provided with a gearbox, the right side of the gearbox is rotatably provided with a chuck, the inside of the gearbox is fixedly provided with a pushing motor, the output end of the pushing motor is fixedly connected with a mounting box, the left side of the mounting box is fixedly provided with a motor, the output end of the motor penetrates into the mounting box and is fixedly connected with a driving wheel, one side of the chuck close to the gearbox is fixedly connected with a rotating shaft, the rotating shaft penetrates through the gearbox, and the outer wall of the rotating shaft is provided with a driven wheel with adjustable size, the working efficiency is limited, and accordingly, the production cost is increased.

Description

Speed change mechanism for threading machine

Technical Field

The utility model relates to a mantle fiber machine technical field specifically is a speed change mechanism for mantle fiber machine.

Background

The most convenient, practical and most used pipe connection is the pipe threaded connection. The original thread threading mode of the pipeline is to adopt the manual threading of a screw disk, and the electric threading machine is developed at present, so that the labor productivity is greatly improved, and the labor intensity is reduced.

The existing power transmission device is mainly a speed reduction transmission device, which comprises a gear reduction box or a worm gear, worm speed reduction transmission device and the like, and the single speed reduction device can not realize the purpose of speed change, so that the working efficiency is low, especially for processing small-specification pipes, the working efficiency is limited, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a speed change mechanism for mantle fiber machine 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: the utility model provides a speed change mechanism for mantle fiber machine, includes the processing platform, processing bench upper surface right-hand member is provided with the slide rail, it is provided with the mount to slide on the slide rail, mount top fixed mounting has the threading die, processing bench upper surface left side fixed mounting has the gearbox, the gearbox right side is rotated and is provided with the chuck, the inside fixed mounting of gearbox has push motor, push motor output fixedly connected with mounting box, mounting box left side fixed mounting has the motor, motor output run through to the inside and fixedly connected with action wheel of mounting box, the chuck is close to one side fixedly connected with pivot of gearbox, the pivot runs through the gearbox, and the pivot outer wall is provided with the follow driving wheel of adjustable size, the action wheel with connect through belt transmission between the follow driving wheel, from driving wheel including center seat, follow driving wheel, Electric putter and arc piece, the center seat outer wall sets up and is provided with a plurality of electric putter, electric putter's extension line with pass through the centre of a circle of center seat, electric putter output fixedly connected with arc piece, the arc piece is kept away from one side of electric putter is provided with the recess, the belt inlays to be located in the recess.

Further, be provided with the installation piece on the slide rail, the installation piece is close to one side of threading die sets up by limit switch, installation piece bottom is provided with magnet, the installation piece pass through magnet adsorb in processing platform surface.

Further, the screw die and the chuck are coaxially arranged.

Furthermore, the number of the electric push rods is at least six, and the electric push rods are uniformly arranged along the circumferential direction of the outer wall of the center seat.

Furthermore, an anti-skid gasket is arranged in the groove and is made of rubber.

Furthermore, the antiskid gasket with press from both sides between the arc piece and be equipped with pressure sensor, set up on the arc piece with the mounting groove of pressure sensor looks adaptation, gearbox outer wall fixed mounting have with the controller that the pressure sensor electricity is connected.

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

1. the utility model, through the arrangement of the gear box and the driven wheel with adjustable size, when in use, the telescopic length of the electric push rod is controlled; therefore, the diameter of the driven wheel is changed, the rotating speed of the chuck is further changed, the rotating speed of the pipe is controlled, and the problem that the single speed reducer cannot achieve the purpose of speed change, so that the working efficiency is low, especially for machining small-specification pipes, the working efficiency is limited, and accordingly the production cost is increased is solved.

2. The utility model discloses, through setting up mounting box, push motor, controller and pressure sensor, in the variable speed process, pressure sensor detects the belt to the extrusion force of arc-shaped piece, when the extrusion force is greater than pressure sensor's threshold value, the controller control push motor with the mounting box to the direction removal of being close to from the driving wheel, when pressure is too little, then to the reverse direction removal to guarantee the elasticity of belt, avoid the belt to drop or snap;

3. the utility model discloses, through setting up installation piece and limit switch, adsorb the installation piece in the predetermined position of processing platform through magnet, add man-hour, make pipe fitting one end support in the die, the chuck drives the pipe fitting rotation, and the pipe fitting drives the die and along slide rail automatic feed forward, until pipe fitting touching limit switch, then the reversal motor, then the work piece reverses, drives the die and returns initial position along the slide rail, accomplishes the processing of a process.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of a top view cross-sectional structure of the transmission of the present invention;

FIG. 3 is a schematic view of the driven wheel structure of the present invention;

fig. 4 is an enlarged schematic structural diagram of the point a of fig. 3 according to the present invention.

In the figure: 1-a processing table; 2-a slide rail; 3-mounting a frame; 4-a screw die; 5-a gearbox; 6-chuck; 7-a motor; 8-driving wheel; 9-a rotating shaft; 10-a driven wheel; 11-a central seat; 12-an electric push rod; 13-an arc-shaped block; 14-a belt; 15-a groove; 16-a mounting block; 17-a limit switch; 18-a magnet; 19-anti-skid shim; 20-a pressure sensor; 21-mounting grooves; 22-a controller; 23-a push motor; 24-mounting the box.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being 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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a speed change mechanism for mantle fiber machine, including processing platform 1, processing platform 1 upper surface right-hand member is provided with slide rail 2, the last slip of slide rail 2 is provided with mount 3, mount 3 top fixed mounting has threading die 4, processing platform 1 upper surface left side fixed mounting has gearbox 5, gearbox 5 right side rotates and is provided with chuck 6, gearbox 5 internal fixation installs push motor 23, push motor 23 output fixedly connected with mounting box 24, mounting box 24 left side fixed mounting has motor 7, motor 7 output runs through to the inside and fixedly connected with action wheel 8 of mounting box 24, one side fixedly connected with pivot 9 that chuck 6 is close to gearbox 5, pivot 9 runs through gearbox 5, and the pivot 9 outer wall is provided with adjustable size from driving wheel 10, pass through belt 14 transmission connection between action wheel 8 and the driven wheel 10, from driving wheel 10 including

center seat

11, 11, The electric push rod 12 and the arc block 13, the outer wall of the center seat 11 is provided with a plurality of electric push rods 12, the extension line of the electric push rods 12 passes through the center of the center seat 11, the output end of the electric push rod 12 is fixedly connected with the arc block 13, one side of the arc block 13 far away from the electric push rod 12 is provided with a groove 15, a belt 14 is embedded in the groove 15, the electric push rod 12 comprises at least six electric push rods 12, the six electric push rods 12 are uniformly arranged along the circumferential direction of the outer wall of the center seat 11, an anti-slip gasket 19 is arranged in the groove 15, the anti-slip gasket 19 is made of rubber, a pressure sensor 20 is clamped between the anti-slip gasket 19 and the arc block 13, the arc block 13 is provided with a mounting groove 21 matched with the pressure sensor 20, the outer wall of the gearbox 5 is fixedly provided with a controller 22 electrically connected with the pressure sensor 20, by arranging the gearbox 5 and the driven wheel 10 with adjustable size, by controlling the telescopic length of the electric push rod 12; therefore, the diameter of the driven wheel 10 is changed, and further the rotating speed of the chuck 6 is changed, so that the rotating speed of the pipe is controlled, the problem that the single speed reducer cannot realize speed change, so that the working efficiency is low, especially for processing small-sized pipes, the working efficiency is limited, and accordingly the production cost is increased is solved, in the speed change process, the pressure sensor 20 detects the extrusion force of the belt 14 on the arc-shaped block 13, when the extrusion force is greater than the threshold value of the pressure sensor 20, the controller 22 controls the pushing motor 23 to move the mounting box 24 to the direction close to the driven wheel 10, and when the pressure is too small, the mounting box moves to the opposite direction, so that the tightness of the belt 14 is ensured, and the belt 14 is prevented from falling off or being pulled apart.

Wherein, be provided with installation piece 16 on the slide rail 2, one side setting that installation piece 16 is close to screw die 4 is by limit switch 17, installation piece 16 bottom is provided with magnet 18, installation piece 16 passes through magnet 18 and adsorbs on the surface of processing platform 1, screw die 4 sets up with the axle center with chuck 6, adsorb installation piece 13 in the position that processing platform 1 predetermines through magnet 16, add man-hour, make pipe fitting one end support in screw die 4, chuck 6 drives the pipe fitting rotatory, the pipe fitting drives screw die 4 along slide rail 2 automatic feed forward, until pipe fitting touching limit switch 3, then reversal motor 7, then the work piece reversal, drive screw die 4 along slide rail 2 return initial position, accomplish the processing of a process.

The working principle is as follows: in the use process of the utility model, when in processing, one end of the pipe is supported against the die 4, the chuck 6 drives the pipe to rotate, the pipe drives the die 4 to automatically feed forwards along the slide rail 2 until the pipe touches the limit switch 3, then the motor 7 is reversed, the workpiece is reversed, the die 4 is driven to return to the initial position along the slide rail 2, the processing of a process is completed, and when the speed is required to be changed, the telescopic length of the electric push rod 12 is controlled; therefore, the diameter of the driven wheel 10 is changed, and further the rotating speed of the chuck 6 is changed, so that the rotating speed of the pipe is controlled, the problem that the single speed reducer cannot realize speed change, so that the working efficiency is low, especially for processing small-sized pipes, the working efficiency is limited, and accordingly the production cost is increased is solved, in the speed change process, the pressure sensor 20 detects the extrusion force of the belt 14 on the arc-shaped block 13, when the extrusion force is greater than the threshold value of the pressure sensor 20, the controller 22 controls the pushing motor 23 to move the mounting box 24 to the direction close to the driven wheel 10, and when the pressure is too small, the mounting box moves to the opposite direction, so that the tightness of the belt 14 is ensured, and the belt 14 is prevented from falling off or being pulled apart.

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. A speed change mechanism for a mantle fiber machine, comprising a processing table (1), characterized in that: the processing table is characterized in that a slide rail (2) is arranged at the right end of the upper surface of the processing table (1), a fixing frame (3) is arranged on the slide rail (2) in a sliding manner, a screw die (4) is fixedly arranged at the top of the fixing frame (3), a gearbox (5) is fixedly arranged on the left side of the upper surface of the processing table (1), a chuck (6) is rotatably arranged on the right side of the gearbox (5), a push motor (23) is fixedly arranged in the gearbox (5), an installation box (24) is fixedly connected with the output end of the push motor (23), a motor (7) is fixedly arranged on the left side of the installation box (24), the output end of the motor (7) penetrates into the installation box (24) and is fixedly connected with a driving wheel (8), the chuck (6) is close to a rotating shaft (9) fixedly connected with one side of the gearbox (5), and the rotating shaft (9) penetrates through the gearbox (5), and pivot (9) outer wall is provided with adjustable size from driving wheel (10), action wheel (8) with connect through belt (14) transmission from between driving wheel (10), from driving wheel (10) including center seat (11), electric putter (12) and arc piece (13), center seat (11) outer wall is provided with a plurality of electric putter (12), the extension line of electric putter (12) passes through the centre of a circle of center seat (11), electric putter (12) output end fixedly connected with arc piece (13), arc piece (13) are kept away from one side of electric putter (12) is provided with recess (15), belt (14) inlay locate in recess (15).

2. A speed change mechanism for a threading machine as defined in claim 1, wherein: be provided with installation piece (16) on slide rail (2), installation piece (16) are close to one side of die (4) is provided with limit switch (17), installation piece (16) bottom is provided with magnet (18), installation piece (16) pass through magnet (18) adsorb in processing platform (1) surface.

3. A speed change mechanism for a threading machine as defined in claim 1, wherein: the screw die (4) and the chuck (6) are coaxially arranged.

4. A speed change mechanism for a threading machine as defined in claim 1, wherein: the number of the electric push rods (12) is at least six, and the electric push rods (12) are uniformly arranged along the circumferential direction of the outer wall of the central seat (11).

5. A speed change mechanism for a threading machine as defined in claim 1, wherein: an anti-skid gasket (19) is arranged in the groove (15), and the anti-skid gasket (19) is made of rubber.

6. A speed change mechanism for a threading machine as defined in claim 5, wherein: antiskid gasket (19) with press from both sides between arc piece (13) and be equipped with pressure sensor (20), seted up on arc piece (13) with mounting groove (21) of pressure sensor (20) looks adaptation, gearbox (5) outer wall fixed mounting have with controller (22) that pressure sensor (20) electricity is connected.