CN216370507U

CN216370507U - Gear shaping machine capable of automatically changing gear shaping cutter

Info

Publication number: CN216370507U
Application number: CN202122783718.0U
Authority: CN
Inventors: 刘志杰; 刘胜全
Original assignee: Chongqing Shiji Mingwang Machinery Manufacturing Co ltd
Current assignee: Chongqing Shiji Mingwang Machinery Manufacturing Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-04-26
Anticipated expiration: 2031-11-15

Abstract

The utility model relates to a gear shaper capable of automatically changing a gear shaping cutter, which comprises a mounting frame, a servo motor, a mounting disc and a plurality of gear shaping cutters, wherein the mounting frame comprises a base, an upright post and a top frame, the upright post is vertically connected between the base and the top frame, the servo motor is mounted at one end of the top frame, the mounting disc comprises a driving shaft and a rotating disc, one end of the driving shaft is connected with the rotating disc, the other end of the driving shaft is movably mounted in the top frame, the output end of the servo motor is movably connected with the driving shaft through a belt, and the plurality of gear shaping cutters are uniformly arranged at one side of the rotating disc, which is far away from the driving shaft, at intervals. The utility model utilizes the servo motor to drive the mounting disc provided with the plurality of gear shaping cutters to rotate, realizes the operation of cutter changing without stopping the gear shaping machine, has high cutter changing speed, improves the gear shaping processing efficiency and reduces the labor intensity of operators.

Description

Gear shaping machine capable of automatically changing gear shaping cutter

Technical Field

The utility model relates to the technical field of mechanical equipment, in particular to a gear shaping machine capable of automatically changing a gear shaping cutter.

Background

A gear shaper is a metal cutting machine that can use a slotting cutter to machine gears for internal, external straight and helical spur gears and other toothed elements in a generating process. A gear shaping machine machines the tooth profile of a gear, a rack, or the like using a shaper cutter as a tool, and this machining method is called "shaping". During gear shaping, the gear shaping cutter performs vertical reciprocating cutting motion and simultaneously performs relative rolling with a workpiece. The gear shaper is mainly used for machining a multiple gear and an internal gear, and can also machine a rack after an accessory is added. The existing gear shaper is designed with a single gear shaper cutter, a driving piece drives the gear shaper cutter to move up and down to cut and process the edge of a workpiece, and when the edge of the workpiece needs to be polished in a coarse and fine mode, the gear shaper cutter needs to be stopped and replaced, so that the efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a gear shaper capable of automatically changing a slotting cutter in order to solve the problem that the machining efficiency is reduced due to the fact that the existing gear shaper needs to be stopped and replaced by the slotting cutter.

The utility model provides an automatic gear shaping machine of transform pinion cutter, includes the mounting bracket, servo motor, mounting disc and a plurality of pinion cutter, the mounting bracket includes the base, stand and roof-rack, the stand is connected perpendicularly the base with between the roof-rack, servo motor installs roof-rack one end, the mounting disc includes drive shaft and carousel, drive shaft one end with the carousel is connected, drive shaft other end movable mounting be in the roof-rack, servo motor's output pass through the belt with drive shaft swing joint, it is a plurality of the even interval of pinion cutter sets up the carousel deviates from one side of drive shaft.

Preferably, still be provided with two-way platform and the revolving stage of sliding on the base, two-way platform of sliding is installed on the base, the revolving stage is installed the top of two-way platform of sliding.

Preferably, the two-way platform that slides includes X to lead screw subassembly and Y to the lead screw subassembly, X to the lead screw subassembly with Y is the cross to the lead screw subassembly alternately, Y is installed to the lead screw subassembly on the base, X to the lower extreme of lead screw subassembly with Y is connected to the expansion end of lead screw subassembly, the revolving stage is installed X is served to the activity of lead screw subassembly.

Preferably, the number of the pinion cutters is three.

Preferably, a graduated scale is arranged on the side of the upright post.

The utility model has the advantages that: utilize servo motor to drive the mounting disc who installs a plurality of gear shaping knives and rotate, realized the operation of gear shaping machine tool changing of not shutting down, the tool changing is fast, improves gear shaping machining efficiency, reduces operating personnel's intensity of labour.

Drawings

FIG. 1 is a perspective view of a gear shaper that automatically changes a slotting cutter according to one embodiment;

FIG. 2 is a front view of a gear shaper with an automatically changeable shaper cutter.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-2, an automatic gear shaping machine who alternaties pinion cutter, including mounting bracket 1, servo motor 2, mounting disc 3 and a plurality of pinion cutter 4, mounting bracket 1 includes base 11, stand 12 and roof-rack 13, stand 12 is connected perpendicularly base 11 with between the roof-rack 13, servo motor 2 installs roof-rack 13 one end, mounting disc 3 includes drive shaft 31 and carousel 32, drive shaft 31 one end with carousel 32 is connected, drive shaft 31 other end movable mounting be in the roof-rack 13, servo motor 2's output pass through the belt with drive shaft 31 swing joint, it is a plurality of the even interval of pinion cutter 3 sets up carousel 32 deviates from one side of drive shaft 31. Specifically, in the embodiment, the mounting frame 1 includes a top frame 12 and a bottom frame 11, and it is understood that a workpiece (not shown) to be machined is placed on the bottom frame 11, and the driving member 100 drives the mounting plate 3 to move up and down to perform cutting and gear shaping on the edge of the workpiece. It should be noted that the driving member 100 may be a hydraulic cylinder, a screw rod assembly, or an electric cylinder, as long as it can drive the mounting plate 3 to move up and down integrally. Furthermore, a servo motor 2 is installed at the rear end of the top frame 13, the output end of the servo motor 2 is movably connected with the driving shaft 31 through a belt or a gear rack to drive the driving shaft 31 to rotate, so that the rotating disc 32 synchronously rotates, a plurality of gear shaping knives 4 are arranged on the rotating disc 32, and the gear shaping knives 4 can be classified according to the tooth space and the thickness of the tooth surface, thereby being convenient for improving the gear shaping precision. Utilize servo motor 2 to drive mounting disc 3 and rotate the design of changing pinion cutter 4, realized not shutting down and changed pinion cutter 4, the tool changing is fast, and once only can install many pinion cutters 4, saves middle tool changing process, has effectively improved machining efficiency.

As shown in fig. 1-2, the base 11 is further provided with a bidirectional sliding table 5 and a rotating table 6, the bidirectional sliding table 5 is installed on the base 11, and the rotating table 6 is installed on the top of the bidirectional sliding table 5. Specifically, in the present embodiment, the workpiece to be machined is fixedly mounted on the rotary table 6 through a fixture, and the rotary table 6 is used to rotate the workpiece to match the up-and-down movement of the slotting cutter 4, so as to perform the slotting machining on the edge of the workpiece. The rotary table 6 is arranged on the bidirectional sliding table 5, so that the position of a workpiece can be conveniently adjusted, the edge of the workpiece is in positive correspondence with the pinion cutter 4, the machining precision is improved, the pinion cutter 4 is prevented from being dislocated with the workpiece when descending, the machining precision is reduced, and the workpiece is seriously scrapped.

As shown in fig. 1-2, the bidirectional sliding table 5 comprises an X-direction screw rod assembly 51 and a Y-direction screw rod assembly 52, the X-direction screw rod assembly 51 and the Y-direction screw rod assembly 52 are crossed to form a cross shape, the Y-direction screw rod assembly 52 is installed on the base 11, the lower end of the X-direction screw rod assembly 51 is connected with the movable end of the Y-direction screw rod assembly 52, and the rotating table 6 is installed on the movable end of the X-direction screw rod assembly 51. In the embodiment, the X-direction screw rod assembly 51 and the Y-direction screw rod assembly 52 are used for adjusting the position of the workpiece on the horizontal plane, so that the position of the workpiece is adjusted with high precision and is convenient to control. In other embodiments, the workpiece position may also be adjusted using a drive member such as a hydraulic cylinder.

Specifically, the number of the pinion cutters 4 is three. The included angle of the three slotting cutter 4 is 120 degrees, when in machining, the three slotting cutters 4 synchronously descend and are spaced greatly, when one slotting cutter 4 machines a workpiece, the rest two vacant slotting cutters 4 cannot collide with the workpiece, and the safety is good.

As shown in fig. 2, the side of the upright 12 is provided with a scale 121. Specifically, the graduated scale 121 is arranged on the side of the upright post 12, so that when an operator sets the descending distance of the driving piece 100 for driving the mounting disc 3 and the slotting cutter 4, the visual reference is provided, and the slotting cutter 4 is prevented from descending excessively and colliding with the rotating table 6.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides an automatic gear shaping machine of transform gear shaping sword which characterized in that: including the mounting bracket, servo motor, mounting disc and a plurality of pinion cutter, the mounting bracket includes the base, stand and roof-rack, the stand is connected perpendicularly the base with between the roof-rack, servo motor installs roof-rack one end, the mounting disc includes drive shaft and carousel, drive shaft one end with the carousel is connected, drive shaft other end movable mounting be in the roof-rack, servo motor's output pass through the belt with drive shaft swing joint, it is a plurality of the even interval of pinion cutter sets up the carousel deviates from one side of drive shaft.

2. The gear shaper of claim 1, further comprising: still be provided with two-way platform and the revolving stage of sliding on the base, two-way platform installation of sliding is in on the base, the revolving stage is installed the top of two-way platform of sliding.

3. A gear shaper for automatically changing a slotting cutter as defined in claim 2, wherein: the two-way platform that slides includes X to lead screw subassembly and Y to the lead screw subassembly, X to the lead screw subassembly with Y alternately is the cross to the lead screw subassembly, Y is installed to the lead screw subassembly on the base, X to the lower extreme of lead screw subassembly with Y is connected to the expansion end of lead screw subassembly, the revolving stage is installed X is served to the activity of lead screw subassembly.

4. A gear shaping machine with automatic change of the shaping cutter as claimed in claim 1 or 3, characterized in that: the number of the pinion cutters is three.

5. The gear shaper of claim 4, further comprising: and a graduated scale is arranged on the side part of the upright post.