CN110802248B

CN110802248B - Machining equipment for reducing weight of gear in light weight

Info

Publication number: CN110802248B
Application number: CN201910987747.3A
Authority: CN
Inventors: 江德泉
Original assignee: Zhuji Qizhou Enterprise Management Co ltd
Current assignee: Zhuji Qizhou Enterprise Management Co.,Ltd.
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-10-27
Anticipated expiration: 2039-10-17
Also published as: CN111822739A; CN111822740A; CN110802248A

Abstract

The invention relates to the field of gear machining, in particular to machining equipment for reducing weight of a gear, which comprises a workbench and an automatic drilling machine, wherein a four-station turntable is arranged on the workbench, a turntable is arranged on each station of the four-station turntable, a clamping mechanism for clamping the gear is arranged on each turntable, a first positioning mechanism for positioning the position of the four-station turntable is arranged on one side of the workbench, the clamping mechanism comprises two pressing plates capable of turning downwards, second positioning mechanisms with the same number as the turntables are arranged on the four-station turntable, all the positioning mechanisms correspond to all the turntables one by one, and semicircular notches for avoiding the automatic drilling machine are arranged on the opposite sides of the two pressing plates. Realize that the eccentric department circumference of gear punches and subtracts heavy, very big improvement machining efficiency.

Description

Machining equipment for reducing weight of gear in light weight

Technical Field

The invention relates to the field of gear machining, in particular to machining equipment for reducing weight of a gear.

Background

Gear refers to a mechanical element on a rim with gears continuously engaged to transmit motion and power. The use of gears in transmissions has long emerged. At the end of the 19 th century, the principle of generating the cutting method and the successive appearance of special machine tools and cutters for cutting teeth by using the principle pay attention to the running stability of gears along with the development of production. Various holes are present in the parts. Screw holes, pin holes or rivet holes of various sizes are required for connecting parts; various mounting holes are required for fixing the transmission part; the machine parts themselves also have a large variety of holes (e.g., oil holes, tooling holes, lightening holes, etc.). The weight reducing holes are widely formed in some parts at present, the purpose of the weight reducing holes is to reduce the weight of the parts, and meanwhile, materials of the weight reducing parts can be reused.

Disclosure of Invention

The invention aims to provide machining equipment for reducing weight of a gear.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a processing equipment for gear lightweight subtracts heavy, including workstation and automatic drilling machine, be provided with a quadruplex position carousel on the workstation, all be provided with a revolving stage on every station of quadruplex position carousel, the revolving stage is horizontal hub in the top of quadruplex position carousel, all be provided with the clamping mechanism who is used for pressing from both sides tight gear on every revolving stage, one side of workstation is provided with the first positioning mechanism who is used for fixing a position quadruplex position carousel position, clamping mechanism includes that clamping mechanism includes two clamp plates that can overturn downwards, two clamp plate symmetries set up in the top of revolving stage, be provided with the second positioning mechanism of quantity such as with the revolving stage on the quadruplex position carousel, all positioning mechanism and all revolving stages one-to-one, two clamp plate one side in opposite directions all are equipped with the semicircle breach that.

As a preferred scheme of a processing device for reducing the weight of gears, each station of a four-station turntable is provided with a drive plate, the drive plate is horizontally attached to the top of the four-station turntable, the bottom of each station of the four-station turntable is provided with a rotating motor, an output shaft of the rotating motor upwards penetrates through the four-station turntable and is fixedly connected with the center of the drive plate, the turntable is of a square plate structure with four concave arc surfaces on four sides, four strip-shaped notches are arranged on the turntable in a cross distribution manner, the four strip-shaped notches are symmetrically arranged at two ends of two diagonal lines of the turntable in a pairwise and group manner, the top of the drive plate is provided with a coaxial disc, the outer edge of the disc is provided with an avoiding notch for avoiding the end part of the turntable, the outer cylindrical wall of the disc is attached to the concave arc surface of the turntable, the, the shifting shaft is opposite to the avoiding gap of the disc.

As an optimal scheme that is used for the lightweight processing equipment who subtracts heavy gear, the top symmetry of revolving stage is provided with two sets of actuating mechanism that are used for driving the clamp plate upset, every actuating mechanism of group all includes the pivot, the stand, gear and rack, the pivot is the horizontality setting and its one end is provided with an axle bed, the axle bed is fixed to be set up in the revolving stage top, the gear is fixed to be set up in the other end of pivot, the stand is fixed to be set up in the revolving stage top and be located the pivot and keep away from a side of axle bed, the rack is vertical slip and sets up in the stand, the stand is open structure towards one side of pivot, wheel and rack toothing, two clamp plates one side of carrying on the back mutually respectively with the pivot middle part fixed connection that corresponds, the top of stand is.

As an optimal selection scheme that is used for gear lightweight to subtract heavy processing equipment, first positioning mechanism includes first unipolar cylinder and first proximity switch, first unipolar cylinder is fixed to be set up in one side of workstation and its output is vertical upwards to be set up, first proximity switch is fixed to be set up in the side of first unipolar cylinder and its sense terminal is vertical upwards, the bottom of every station of four-station carousel all is equipped with one and is used for supplying the first detection bolt that first proximity switch detected, all be equipped with one on every station of four-station carousel and be used for supplying the output shaft of first unipolar cylinder to upwards insert the locating hole of establishing.

As an optimal scheme that is used for the lightweight processing equipment that subtracts heavy of gear, second positioning mechanism includes second unipolar cylinder and second proximity switch, and the second unipolar cylinder is the level and fixes and set up in the top of quadruplex position carousel to the output shaft level of second unipolar cylinder is towards the centre of a circle department of revolving stage, and second proximity switch is fixed to be set up in one side of second unipolar cylinder, and four extreme angle departments of revolving stage all are equipped with the second that is used for supplying second proximity switch to detect and tie.

As a preferable scheme of the machining equipment for reducing the weight of the gear, the back side of each pressure plate is provided with a bolt fastener for connecting the rotating shaft.

The invention has the beneficial effects that: arrange the gear in the revolving stage through manual work or manipulator, make the centre bore of gear aim at the locating pin, two clamp plates overturn downwards and compress tightly the edge of gear jointly downwards, thereby the quadruplex position carousel rotates and drives the gear and come under the automatic drilling machine, the drill bit decline of automatic drilling machine carries out perpendicular drilling to the eccentric department of gear after that, the revolving stage drives gear revolve 90 after accomplishing, automatic drilling machine descends drilling again, the revolving stage rotates 90 again after accomplishing and continues to punch, until hitting full four lightening holes of arranging along the circumferencial direction on this gear, the quadruplex position carousel rotates once again after that, thereby gear to next station carries out circumference and punches. According to the processing equipment for light weight and weight reduction of the gear, the gear is automatically clamped through a clamping mechanism by feeding through a manual or mechanical arm, and is matched with the rotation of the turntable and the turntable for one time, the circumferential punching and weight reduction of the eccentric position of the gear are realized, and the processing efficiency is greatly improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partial perspective view of the present invention.

Fig. 3 is a top view of fig. 2.

Fig. 4 is an enlarged schematic view of a portion a in fig. 1.

In the figure: workstation 1, automatic drilling machine 2, quadruplex position carousel 3, revolving stage 4, semicircle breach 5, locating pin 6, driver plate 7, rotating electrical machines 8, bar breach 9, disc 10, dodge breach 11, dial axle 12, pivot 13, stand 14, gear 15, rack 16, axle bed 17, minor axis cylinder 18, first unipolar cylinder 19, first proximity switch 20, first detection bolt 21, locating hole 22, second unipolar cylinder 23, second proximity switch 24, second detection bolt 25, bolt fastening 26, clamp plate 27.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being fixed or detachable or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the machining equipment for reducing the weight of the gear comprises a workbench 1 and an automatic drilling machine 2, wherein a four-station turntable 3 is arranged on the workbench 1, a turntable 4 is arranged on each station of the four-station turntable 3, the turntable 4 is horizontally connected to the top of the four-station turntable 3, a clamping mechanism for clamping the gear to be machined is arranged on each turntable 4, a first positioning mechanism for positioning the position of the four-station turntable 3 is arranged on one side of the workbench 1, the clamping mechanism comprises two pressing plates 27 capable of turning downwards, the two pressing plates 27 are symmetrically arranged on the top of the turntable 4, second positioning mechanisms with the same number as the turntable 4 are arranged on the four-station turntable 3, all the positioning mechanisms correspond to all the turntables 4 one by one, and a semicircular notch 5 for avoiding the automatic drilling machine 2 is arranged on one side, which is opposite to the two pressing plates 27, the center of the rotary table 4 is provided with a positioning pin 6 for sleeving. The gear to be machined is placed on the rotary table 4 through manpower or a mechanical arm, the center hole of the gear to be machined is aligned with the positioning pin 6, the two pressing plates 27 are turned downwards to press the edge of the gear to be machined downwards together, then the four-station rotary table 3 rotates to drive the gear to be machined to come under the automatic drilling machine 2, then the drill bit of the automatic drilling machine 2 descends to vertically drill the eccentric position of the gear to be machined, the rotary table 4 drives the gear to be machined to rotate 90 degrees after the completion, the automatic drilling machine 2 descends again to drill holes, the rotary table 4 rotates 90 degrees again after the completion to continue to drill holes until four lightening holes arrayed along the circumferential direction are fully drilled on the gear to be machined, then the four-station rotary table 3 rotates once again, and therefore the gear to be machined on the next station is circumferentially punched.

Each station of the four-station turntable 3 is provided with a drive plate 7, the drive plates 7 are horizontally attached to the top of the four-station turntable 3, the bottom of each station of the four-station turntable 3 is provided with a rotating motor 8, an output shaft of the rotating motor 8 upwards penetrates through the four-station turntable 3 and is fixedly connected with the center of the drive plate 7, the turntable 4 is of a square plate structure with four concave arc surfaces at four sides, four strip-shaped notches 9 distributed in a cross shape are arranged on the turntable 4, the four strip-shaped notches 9 are symmetrically arranged at two ends of two diagonal lines of the turntable 4 in a group of two-by-two mode, the top of the drive plate 7 is provided with a coaxial disc 10, an avoiding notch 11 for avoiding the end part of the turntable 4 is arranged at the outer edge of the disc 10, the outer cylindrical wall of the disc 10 is attached to the concave arc surface of the turntable 4, the, the shifting shaft 12 is opposite to the avoiding gap 11 of the disc 10. The dial 7 is driven to rotate by the rotating motor 8, the dial 7 slides into one strip-shaped notch 9 of the rotary table 4 through the dial shaft 12 at the top in the rotating process of the dial 7, the rotary table 4 rotates along with the sliding of the dial shaft 12 in the strip-shaped notch 9, and the rotary table 4 rotates by 90 degrees after the dial shaft 12 enters one strip-shaped notch 9 and comes out of the strip-shaped notch 9.

The top symmetry of revolving stage 4 is provided with two sets of actuating mechanism that are used for driving clamp plate 27 and overturn, every actuating mechanism of group all includes pivot 13, stand 14, gear 15 and rack 16, pivot 13 is the horizontality setting and its one end is provided with an axle bed 17, axle bed 17 is fixed to be set up in revolving stage 4 top, gear 15 is fixed to be set up in the other end of pivot 13, stand 14 is fixed to be set up in revolving stage 4 top and is located the one side that pivot 13 kept away from axle bed 17, rack 16 is vertical slip and sets up in stand 14, one side of stand 14 towards pivot 13 is open structure, gear 15 meshes with rack 16, two clamp plate 27 one side of carrying on the back respectively with the pivot 13 middle part fixed connection that corresponds, the top of stand 14 is equipped with a minor axis cylinder 18, the output of minor axis cylinder 18 is down. After the gear to be machined is arranged at the top of the rotary table 4 through the positioning pin 6, the rack 16 is driven by the short-shaft cylinder 18 to vertically ascend in the upright post 14, so that the gear 15 meshed with the rack drives the pressing plate 27 on the rotating shaft 13 to downwards overturn so as to press the gear to be machined, and the semicircular notch 5 on the pressing plate 27 is used for avoiding a drill bit of the automatic drilling machine 2.

First positioning mechanism includes first unipolar cylinder 19 and first proximity switch 20, first unipolar cylinder 19 is fixed to be set up in one side of workstation 1 and its output is vertical upwards to be set up, first proximity switch 20 is fixed to be set up in the side of first unipolar cylinder 19 and its sense terminal is vertical upwards, the bottom of 3 every stations of quadruplex position carousel all is equipped with one and is used for supplying first detection bolt 21 that first proximity switch 20 detected, all be equipped with one on 3 every stations of quadruplex position carousel and be used for supplying the output shaft of first unipolar cylinder 19 upwards to insert the locating hole 22 of establishing. When the four-station rotary table 3 rotates once, the first detection bolt 21 is detected by the first proximity switch 20, at this time, the four-station rotary table 3 stops rotating, and the output shaft of the first single-shaft cylinder 19 is inserted upwards into the positioning hole 22 to complete locking.

Second positioning mechanism includes second unipolar cylinder 23 and second proximity switch 24, and second unipolar cylinder 23 is the level fixed and sets up in the top of quadruplex position carousel 3 to the output shaft level of second unipolar cylinder 23 is towards the centre of a circle department of revolving stage 4, and second proximity switch 24 is fixed to be set up in one side of second unipolar cylinder 23, and four end angle departments of revolving stage 4 all are equipped with the second detection bolt 25 that is used for supplying second proximity switch 24 to detect. When the turntable 4 rotates 90 ° once, the corresponding second detection bolt 25 is detected by the second proximity switch 24, so that the output shaft of the second single-shaft cylinder 23 extends into the bar-shaped notch 9 facing at this time, the turntable 4 is locked, and the rotating motor 8 also stops moving at this time.

The back side of each pressure plate 27 is provided with a bolt fastener 26 for connecting the rotating shaft 13.

The working principle is as follows: the gear to be processed is placed on the rotary table 4 through a manual or mechanical arm, a central hole of the gear to be processed is aligned with the positioning pin 6, the gear to be processed is placed at the top of the rotary table 4, the short shaft cylinder 18 drives the rack 16 to vertically ascend in the upright post 14, so that the gear 15 meshed with the rack drives the pressing plate 27 on the rotating shaft 13 to downwards overturn and further press the gear to be processed, the semicircular notch 5 on the pressing plate 27 is used for avoiding a drill bit of the automatic drilling machine 2, the driving plate 7 is driven to rotate through the rotating motor 8, in the rotating process of the driving plate 7, the shifting shaft 12 at the top of the shifting shaft slides into one strip notch 9 of the rotary table 4, the rotary table 4 rotates 90 degrees along with the sliding of the shifting shaft 12 in the strip notch 9, after the shifting shaft 12 enters into one strip notch 9 and comes out from the strip notch 9, and when the rotary table 4 rotates 90 degrees once, the corresponding second detection bolt 25 is detected by, thereby the output shaft of second unipolar cylinder 23 stretches out and gets into in the just bar breach 9 this moment, it is dead to lock revolving stage 4, rotating electrical machines 8 stop motion this moment also, automatic drilling machine 2 descends and punches perpendicularly this moment, revolving stage 4 drives and waits to process the gear rotation 90 after accomplishing, automatic drilling machine 2 descends drilling again, revolving stage 4 rotates 90 again after accomplishing and continues to punch, up to hitting four lightening holes of arranging along the circumferencial direction on this waiting to process the gear, four-station carousel 3 rotates once again after that, thereby to wait to process the gear on the next station and punch in a circumferential direction.

It should be understood that the above-described embodiments are merely preferred embodiments of the invention and the technical principles applied thereto. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, such variations are within the scope of the invention as long as they do not depart from the spirit of the invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.

Claims

1. A machining device for reducing weight of a gear in a light weight mode comprises a workbench (1) and an automatic drilling machine (2), and is characterized in that a four-station turntable (3) is arranged on the workbench (1), a turntable (4) is arranged on each station of the four-station turntable (3), the turntable (4) is horizontally connected to the top of the four-station turntable (3), a clamping mechanism used for clamping the gear to be machined is arranged on each turntable (4), a first positioning mechanism used for positioning the position of the four-station turntable (3) is arranged on one side of the workbench (1), the clamping mechanism comprises two pressing plates (27) capable of turning downwards, the two pressing plates (27) are symmetrically arranged on the top of the turntable (4), second positioning mechanisms equal in number to the number of the turntables (4) are arranged on the four-station turntable (3), and all the second positioning mechanisms correspond to all the turntables (4) one by one, one opposite side of each of the two pressing plates (27) is provided with a semicircular notch (5) for avoiding the automatic drilling machine (2), and the center of the rotary table (4) is provided with a positioning pin (6) for sleeving;

each station of the four-station turntable (3) is provided with a drive plate (7), the drive plates (7) are horizontally attached to the top of the four-station turntable (3), the bottom of each station of the four-station turntable (3) is provided with a rotating motor (8), an output shaft of the rotating motor (8) upwards penetrates through the four-station turntable (3) and is fixedly connected with the center of the drive plate (7), the turntable (4) is of a square plate structure with four sides all being concave arc surfaces, the turntable (4) is provided with four strip-shaped notches (9) distributed in a cross shape, the four strip-shaped notches (9) are symmetrically arranged at two diagonal ends of the turntable (4) in pairs in groups, the top of the drive plates (7) is provided with a coaxial disc (10), the outer edge of the disc (10) is provided with an avoiding notch (11) for avoiding the end part of the turntable (4), and the outer cylindrical wall of the disc (10) is attached to the concave, the top of the drive plate (7) is provided with a vertical drive shaft (12) which is in sliding fit with the strip-shaped notch (9), and the drive shaft (12) is just opposite to the avoidance notch (11) of the disc (10).