CN214640500U - Simple, efficient and labor-saving chamfering device for cycloid hydraulic motor stator cycloid contour line - Google Patents
Simple, efficient and labor-saving chamfering device for cycloid hydraulic motor stator cycloid contour line Download PDFInfo
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- CN214640500U CN214640500U CN202121197478.XU CN202121197478U CN214640500U CN 214640500 U CN214640500 U CN 214640500U CN 202121197478 U CN202121197478 U CN 202121197478U CN 214640500 U CN214640500 U CN 214640500U
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Abstract
The utility model relates to a hydraulic motor makes technical field, relates to a hydraulic motor's manufacturing technology, specifically is a simple and easy, high-efficient, laborsaving chamfer device of cycloid hydraulic motor stator cycloid profile line. The handle is turned over, the combination of the rod milling cutter and the combination of the motor and the speed reducer is turned over towards the lower rear part, and the rod milling cutter mills the edges on two sides of the small arc surface. The handle is reversely turned, and the rod milling cutter leaves the space included by the inner hole of the circular ring. The positioning pin assembly relieves the compression of the small arc surface, the stator blank is rotated, the next small arc surface which is not chamfered is rotated to the lowest part, the clamping mechanism II compresses the small arc surface, and the stator blank is fixed again. And the movable positioning roller assembly relieves the compression on the stator blank, takes down the stator blank with the chamfered corner, replaces the stator blank with the next stator blank without the chamfered corner, places the stator blank on the two centering positioning rollers, and uses the movable positioning roller assembly to compress and position the stator blank again. The positioning and clamping operation steps are simple, and the working efficiency is high.
Description
Technical Field
The utility model relates to a hydraulic motor makes technical field, relates to a hydraulic motor's manufacturing technology, specifically is a simple and easy, high-efficient, laborsaving chamfer device of cycloid hydraulic motor stator cycloid profile line.
Background
As shown by a reference number 1 in fig. 1, a stator blank 1 of a cycloid hydraulic motor is a circular ring, a plurality of small arc surfaces 12 are arranged on an inner hole 11 of the circular ring, the edges of the small arc surfaces 12, which are intersected with the inner hole 11 of the circular ring, need to be chamfered in the next process, and finally the inner hole 11 of the circular ring is processed into a cycloid through a plurality of processes.
At present, chamfering on the edge is carried out on general machining equipment, no special tool clamp is provided, the stator blank 1 needs to be positioned and clamped once when the angle is inverted once, the procedure is complex, the working efficiency is very low, and the increasing performance requirements of companies can not be met.
Disclosure of Invention
The utility model discloses be exactly to the above-mentioned not enough that prior art exists, provide a simple and easy, high-efficient, the laborsaving chamfer device of cycloid hydraulic motor stator cycloid profile line that operating sequence is simple, work efficiency is high, for realizing above-mentioned purpose, the utility model provides a following technical scheme:
a simple, efficient and labor-saving chamfering device for the cycloid contour line of a stator of a cycloid hydraulic motor comprises a rack, two centering positioning rollers, a movable positioning roller assembly, a positioning pin assembly, a rod milling cutter, a motor and speed reducer combination, a motor support plate and two connecting rods;
the centering and positioning rollers comprise cylindrical positioning surfaces, the axial leads of the centering and positioning rollers are arranged along the front and back directions, the front end and the back end of each cylindrical positioning surface are provided with retaining edges, and the two centering and positioning rollers are respectively connected with the rack through revolute pairs;
the movable positioning roller assembly comprises a first clamping mechanism and a movable positioning roller, and the first clamping mechanism comprises a first pressure rod; the positioning pin assembly comprises a second clamping mechanism and a positioning pin, and the second clamping mechanism comprises a second compression bar; the clamping mechanism comprises a first clamping mechanism and a second clamping mechanism, and is a clamping mechanism shown on page 34 in light industry mechanical design foundation published by China light industry publishing house and edited by Shanghai, and a first pressure lever and a second pressure lever are equivalent to the lever 2 of the clamping mechanism in the book;
the base of the first clamping mechanism is fixedly connected with the rack, the movable positioning roller is connected with the first pressure lever through a revolute pair, the movable positioning roller is provided with a cylindrical surface, and the front end and the rear end of the cylindrical surface are provided with blocking edges; the cylindrical positioning surfaces of the two centering positioning rollers are respectively positioned at the left lower part and the right lower part of the stator blank, and the cylindrical surface of the movable positioning roller is tightly pressed above the stator blank; the stator blank is limited between two cylindrical positioning surfaces and one cylindrical surface, the front and back directions are respectively limited by the retaining edges of the centering positioning roller and the movable positioning roller, the stator blank only has a rotational freedom degree, and other freedom degrees are limited; the rotating shaft center line of the stator blank is along the front-back direction;
the base of the clamping mechanism II is fixedly connected with the rack, and the positioning pin is fixedly connected with the pressure rod II; the outer cylindrical surface of the positioning pin compresses one of the small arc surfaces of the stator blank; thus, the stator blank can be limited and can not rotate;
the shell of the combination of the motor and the speed reducer is fixedly connected with the motor support plate; the connecting rod comprises a centering hinge shaft and a movable hinge shaft, the centering hinge shaft of the connecting rod and a hole on the rack form a hinge, the movable hinge shaft of the connecting rod and a hole on the motor support plate form a hinge, the two connecting rods, the rack and the motor support plate form a parallelogram mechanism, an output shaft of the combination of the motor and the speed reducer faces backwards horizontally, and the rod milling cutter is fixedly connected with the output shaft of the combination of the motor and the speed reducer.
The invention also comprises a handle, wherein one end of the handle is fixedly connected with the centering hinge shaft.
The operation steps of the present invention are as follows.
1) The combination of the motor and the speed reducer is started to drive the rod milling cutter to rotate.
2) The handle is turned over, the combination of the rod milling cutter and the combination of the motor and the speed reducer is turned over towards the rear lower part, and the rod milling cutter mills the edges on two sides of the lowest small arc surface, so that the chamfering purpose is achieved. The handle is turned over reversely, the combination of the rod milling cutter and the combination of the motor and the speed reducer is turned over forwards and upwards, and the rod milling cutter leaves the space included by the inner hole of the circular ring.
3) The positioning pin assembly relieves the compression of the small arc surface, the stator blank is rotated, the next small arc surface which is not chamfered is rotated to the lowest part, the clamping mechanism II compresses the small arc surface, and the stator blank is fixed again.
And repeating the steps 2) to 3) for multiple times until all the edges on the two sides of the small arc surface are chamfered.
4) And (3) releasing the compression of the stator blank by the movable positioning roller assembly, taking down the chamfered stator blank, replacing the chamfered stator blank with the next non-chamfered stator blank, placing the stator blank on two centering positioning rollers, re-compressing and positioning the stator blank by using the movable positioning roller assembly, and repeating the steps 2) to 3) for multiple times until all the edges on two sides of the small arc surface are chamfered.
The invention has the beneficial effects that: the operation steps of positioning and clamping are simple, and the working efficiency is high.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention, illustrating a chamfering condition;
fig. 2 is a schematic perspective view of an embodiment of the present invention, illustrating a state after the stator blank 1 with a chamfered corner is removed;
FIG. 3 is a schematic perspective view of the movable positioning roller assembly 3;
FIG. 4 is a perspective view of the locating pin assembly 4;
fig. 5 is a schematic perspective view of the connecting rod 8;
in the figure:
1-a stator blank; 11-inner hole of ring; 12-small circular arc surface;
2-centering and positioning rollers;
3-a movable positioning roller assembly; 31-a first clamping mechanism; 311-a first pressure lever; 32-a movable positioning roller;
4-a dowel assembly; 41-a second clamping mechanism; 411-a second pressure lever; 42-a positioning pin;
5-a bar mill;
6-combination of motor and reducer;
7-motor support plate;
8-connecting rod; 81-centering the hinge axis; 82-a movable hinge axis;
9-a handle;
0-frame.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments and accompanying drawings 1 to 5, 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.
A simple, efficient and labor-saving chamfering device for the cycloid contour line of a stator of a cycloid hydraulic motor comprises a frame 0, two centering positioning rollers 2, a movable positioning roller assembly 3, a positioning roller assembly 4, a rod milling cutter 5, a motor and speed reducer combination 6, a motor support plate 7 and two connecting rods 8;
the centering and positioning roller 2 comprises a cylindrical positioning surface, the axis of the centering and positioning roller 2 is arranged along the front and back direction, the front end and the back end of the cylindrical positioning surface are both provided with retaining edges, and the two centering and positioning rollers 2 are respectively connected with the frame 0 through revolute pairs;
the movable positioning roller assembly 3 comprises a first clamping mechanism 31 and a movable positioning roller 32, wherein the first clamping mechanism 31 comprises a first pressing rod 311; the positioning pin assembly 4 comprises a second clamping mechanism 41 and a positioning pin 42, and the second clamping mechanism 41 comprises a second compression bar 411; the clamping mechanism comprises a first clamping mechanism 31 and a second clamping mechanism 41, and is a clamping mechanism shown on page 34 in light industry mechanical design foundation published by China light industry publishing house and compiled by Shanghai, and a first pressing rod 311 and a second pressing rod 411 are equivalent to a rod 2 of the clamping mechanism in the book;
the base of the first clamping mechanism 31 is fixedly connected with the rack 0, the movable positioning roller 32 is connected with the first pressing rod 311 through a rotating pair, the movable positioning roller 32 is provided with a cylindrical surface, and the front end and the rear end of the cylindrical surface are provided with blocking edges; the cylindrical positioning surfaces of the two centering and positioning rollers 2 are respectively positioned at the left lower part and the right lower part of the stator blank 1, and the cylindrical surface of the movable positioning roller 32 is tightly pressed above the stator blank 1; the stator blank 1 is limited between two cylindrical positioning surfaces and one cylindrical surface, the front and back directions are respectively limited by the retaining edges of the centering positioning roller 2 and the movable positioning roller 32, the stator blank 1 only has rotational freedom, and other freedom degrees are limited; the rotating shaft center line of the stator blank 1 is along the front-back direction;
the base of the second clamping mechanism 41 is fixedly connected with the rack 0, and the positioning pin 42 is fixedly connected with the second compression bar 411; the outer cylindrical surface of the positioning pin 42 compresses one of the small arc surfaces 12 of the stator blank 1; thus, the stator blank 1 can be limited and can not rotate;
the shell of the combination 6 of the motor and the speed reducer is fixedly connected with a motor support plate 7; the connecting rod 8 comprises a centering hinge shaft 81 and a movable hinge shaft 82, the centering hinge shaft 81 of the connecting rod 8 and a hole on the rack 0 form a hinge, the movable hinge shaft 82 of the connecting rod 8 and a hole on the motor support plate 7 form a hinge, the two connecting rods 8, the rack 0 and the motor support plate 7 form a parallelogram mechanism, an output shaft of the motor and speed reducer combination 6 faces backwards horizontally, and the rod milling cutter 5 is fixedly connected with an output shaft of the motor and speed reducer combination 6.
The embodiment also comprises a handle 9, wherein the handle 9 is fixedly connected with the centering hinge shaft 81.
The operation steps of this embodiment are as follows.
1) The combination 6 of the motor and the speed reducer is started to drive the rod milling cutter 5 to rotate.
2) The turning handle 9 and the combination of the rod milling cutter 5 and the combination 6' of the motor and the speed reducer are turned towards the rear lower part, and the rod milling cutter 5 mills the edges on two sides of the lowest small arc surface 12, so that the chamfering purpose is achieved. The handle 9 is turned over reversely, the combination of the rod milling cutter 5 and the combination 6' of the motor and the speed reducer is turned over forwards and upwards, and the rod milling cutter 5 leaves a space included by the circular inner hole 11.
3) The positioning pin assembly 4 releases the compression of the small arc surface 12, the stator blank 1 is rotated, the next small arc surface 12 which is not chamfered is rotated to the lowest part, the clamping mechanism II 41 compresses the small arc surface 12, and the stator blank 1 is fixed again.
And repeating the steps 2) to 3) for many times until all the edges on the two sides of the small arc surface 12 are chamfered.
4) The movable positioning roller assembly 3 relieves the compression on the stator blank 1, takes down the chamfered stator blank 1, replaces the stator blank 1 with the next non-chamfered stator blank 1, puts the stator blank on the two centering rollers 2, uses the movable positioning roller assembly 3 to re-compress and position the stator blank 1, and then repeats the steps 2) to 3) for a plurality of times until all the edges at the two sides of the small arc surface 12 are chamfered.
The beneficial effects of this embodiment: the operation steps of positioning and clamping are simple, and the working efficiency is high.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (2)
1. A simple, efficient and labor-saving chamfering device for the cycloid contour line of a stator of a cycloid hydraulic motor comprises a rack, and is characterized by further comprising two centering positioning rollers, a movable positioning roller assembly, a positioning pin assembly, a rod milling cutter, a combination of a motor and a speed reducer, a motor support plate and two connecting rods;
the centering and positioning rollers comprise cylindrical positioning surfaces, the axial leads of the centering and positioning rollers are arranged along the front and back directions, the front end and the back end of each cylindrical positioning surface are provided with retaining edges, and the two centering and positioning rollers are respectively connected with the rack through revolute pairs;
the movable positioning roller assembly comprises a first clamping mechanism and a movable positioning roller, and the first clamping mechanism comprises a first pressure rod; the positioning pin assembly comprises a second clamping mechanism and a positioning pin, and the second clamping mechanism comprises a second compression bar;
the base of the first clamping mechanism is fixedly connected with the rack, the movable positioning roller is connected with the first pressure lever through a revolute pair, the movable positioning roller is provided with a cylindrical surface, and the front end and the rear end of the cylindrical surface are provided with blocking edges; the cylindrical positioning surfaces of the two centering positioning rollers are respectively positioned at the left lower part and the right lower part of the stator blank, and the cylindrical surface of the movable positioning roller is tightly pressed above the stator blank; the rotating shaft center line of the stator blank is along the front-back direction;
the base of the clamping mechanism II is fixedly connected with the rack, and the positioning pin is fixedly connected with the pressure rod II; the outer cylindrical surface of the positioning pin compresses one of the small arc surfaces of the stator blank;
the shell of the combination of the motor and the speed reducer is fixedly connected with the motor support plate; the connecting rod comprises a centering hinge shaft and a movable hinge shaft, the centering hinge shaft of the connecting rod and a hole on the rack form a hinge, the movable hinge shaft of the connecting rod and a hole on the motor support plate form a hinge, the two connecting rods, the rack and the motor support plate form a parallelogram mechanism, an output shaft of the combination of the motor and the speed reducer faces backwards horizontally, and the rod milling cutter is fixedly connected with the output shaft of the combination of the motor and the speed reducer.
2. The simple, efficient and labor-saving chamfering device for the cycloid hydraulic motor stator cycloid contour is characterized by further comprising a handle, wherein one end of the handle is fixedly connected with the centering hinge shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121197478.XU CN214640500U (en) | 2021-06-01 | 2021-06-01 | Simple, efficient and labor-saving chamfering device for cycloid hydraulic motor stator cycloid contour line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121197478.XU CN214640500U (en) | 2021-06-01 | 2021-06-01 | Simple, efficient and labor-saving chamfering device for cycloid hydraulic motor stator cycloid contour line |
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| CN214640500U true CN214640500U (en) | 2021-11-09 |
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| CN202121197478.XU Active CN214640500U (en) | 2021-06-01 | 2021-06-01 | Simple, efficient and labor-saving chamfering device for cycloid hydraulic motor stator cycloid contour line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116652644A (en) * | 2023-07-06 | 2023-08-29 | 长沙博大科工股份有限公司 | Clamping fixture for processing engine end cover |
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2021
- 2021-06-01 CN CN202121197478.XU patent/CN214640500U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116652644A (en) * | 2023-07-06 | 2023-08-29 | 长沙博大科工股份有限公司 | Clamping fixture for processing engine end cover |
| CN116652644B (en) * | 2023-07-06 | 2023-10-13 | 长沙博大科工股份有限公司 | Clamping fixture for processing engine end cover |
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