CN118143367B

CN118143367B - Gear grinding machine tool capable of removing scraps stably and scraps removing method thereof

Info

Publication number: CN118143367B
Application number: CN202410587029.8A
Authority: CN
Inventors: 冷宝强
Original assignee: Changzhou Lengshi Precision Machinery Co ltd
Current assignee: Changzhou Lengshi Precision Machinery Co ltd
Priority date: 2024-05-13
Filing date: 2024-05-13
Publication date: 2024-07-05
Anticipated expiration: 2044-05-13
Also published as: CN118143367A

Abstract

The invention relates to the technical field of machine tools, in particular to a grinding machine tool for a gear for stably removing scraps and a scraps removing method thereof; the invention provides a grinding machine tool for a gear for stably removing scraps, which comprises the following components: the device comprises a frame, a driving shaft, a processing part, a connecting stabilizing piece and an adjusting and positioning part, wherein the driving shaft is vertically arranged and is rotatably arranged on the frame; the processing part is arranged on the frame in a sliding way and is suitable for cutting a workpiece; the adjusting and positioning part is fixed on the frame, and the movable end of the adjusting and positioning part is positioned above the driving shaft; the connecting stabilizing piece is sleeved on the outer wall of the driving shaft, and two ends of the connecting stabilizing piece are respectively abutted with the workpiece; the workpiece and the connecting stabilizing piece are sleeved on the outer wall of the driving shaft, and the movable end of the adjusting and positioning part vertically moves downwards to be abutted with the workpiece; compressed air is delivered into the movable end of the adjusting and positioning part and the connecting stabilizing piece so as to blow away scraps on the workpiece.

Description

Gear grinding machine tool capable of removing scraps stably and scraps removing method thereof

Technical Field

The invention relates to the technical field of machine tools, in particular to a gear grinding machine tool for stably removing scraps and a scraps removing method thereof.

Background

In the conventional machine tool, in order to improve the working efficiency when machining gears, a multi-station mode is often used for machining gears. And during the processing of the gear, scraps can splash around. The untimely clearance of piece can influence the levelness of gear to when leading to processing tool bit and gear contact, the condition that the machining precision reduces appears taking place. Meanwhile, after double-station machining, the disassembly of the gear is more time-consuming and labor-consuming than single-station machining. Therefore, it is necessary to develop a grinding machine for gears and a chip removing method thereof that stably remove chips.

Disclosure of Invention

The invention aims to provide a gear grinding machine tool capable of stably removing scraps and a scraps removing method thereof.

In order to solve the above technical problems, the present invention provides a grinding machine for gears which stably removes chips, comprising: the device comprises a frame, a driving shaft, a processing part, a connecting stabilizing piece and an adjusting and positioning part, wherein the driving shaft is vertically arranged and is rotatably arranged on the frame;

the processing part is arranged on the frame in a sliding way and is suitable for cutting a workpiece;

The adjusting and positioning part is fixed on the frame, and the movable end of the adjusting and positioning part is positioned above the driving shaft;

The connecting stabilizing piece is sleeved on the outer wall of the driving shaft, and two ends of the connecting stabilizing piece are respectively abutted with the workpiece;

the workpiece and the connecting stabilizing piece are sleeved on the outer wall of the driving shaft, and the movable end of the adjusting and positioning part vertically moves downwards to be abutted with the workpiece;

compressed air is delivered into the movable end of the adjusting and positioning part and the connecting stabilizing piece so as to blow away scraps on the workpiece.

Preferably, the adjusting and positioning part includes: the device comprises a fixing frame, a positioning cylinder, an air pump and an adjusting piece, wherein the fixing frame is vertically fixed on the frame, and the positioning cylinder is vertically fixed on the fixing frame;

The adjusting piece is fixed at the movable end of the positioning cylinder and is suitable for being sleeved on the outer wall of the driving shaft;

the air pump is fixed on the side wall of the fixing frame and is communicated with the adjusting piece and the connecting stabilizing piece;

the air pump is suitable for sucking air in the adjusting piece and the connecting stabilizing piece by negative pressure so that the adjusting piece and the connecting stabilizing piece can synchronously adsorb the workpiece.

Preferably, the adjusting member includes: the lower end of the adjusting column is suitable for being abutted against the upper surface of the workpiece;

The first flexible sleeve is fixed at the lower end of the adjusting column and is suitable for being abutted with the upper surface of the workpiece.

Preferably, the adjusting column is provided with a plurality of first air passages along the axial direction, and the first air passages are communicated with the air pump;

The first air passage is adapted to draw air within the first flexible sleeve at a negative pressure.

Preferably, the outer wall of the adjusting column is provided with a plurality of first air holes along the radial direction, and one first air hole is communicated with one first air channel;

The first air hole is arranged above the first flexible sleeve, and the air pump is used for conveying compressed air into the first air hole and is suitable for cleaning and blowing chips on the upper surface of the workpiece.

Preferably, a plurality of accommodating grooves are formed in the adjusting column, and the accommodating grooves are communicated with the first air holes;

A first sealing piece is fixed in the accommodating groove, and the outer diameter of the first sealing piece is larger than the inner diameter of the first air hole;

When the air pump pumps the air in the first air passage, the first sealing piece is suitable for moving towards the axial center of the adjusting column so as to seal the first air hole.

Preferably, the connection stabilizer comprises: the connecting column is hollow, the connecting column is suitable for being sleeved on the outer wall of the driving shaft, and two ends of the connecting column are respectively abutted with the workpiece;

the two second flexible sleeves are respectively fixed at two ends of the connecting column, and the second flexible sleeves are suitable for being deformed in an abutting mode with a workpiece.

Preferably, a connecting air passage is axially formed in the driving shaft, and the connecting air passage is communicated with the air pump.

Preferably, the connecting column is provided with a plurality of second air holes from the inner wall to the outside, and the second air holes are communicated with the connecting air passage.

Preferably, a placing groove is axially formed in the connecting column, and the placing groove is communicated with the second air hole;

A sealing ring is fixed in the placing groove, the height of the sealing ring is larger than the inner diameter of the second air hole, and the sealing ring is suitable for sealing the second air hole.

Preferably, the connecting column is provided with a plurality of second air passages downwards along the bottom wall, one second air passage corresponds to one second air hole, and the second air passages are suitable for being communicated with the connecting air passages.

On the other hand, the invention also provides a chip removing method of the grinding machine tool for the gear for stably removing chips, which uses the grinding machine tool for the gear for stably removing chips and comprises the following steps:

The workpiece and the connecting column are sleeved on the outer wall of the driving shaft in sequence, and the second flexible sleeve is suitable for being abutted with the workpieces at the upper end and the lower end;

the positioning cylinder drives the adjusting column to move downwards, and the first flexible sleeve is suitable for being abutted with the upper surface of the workpiece;

The adjusting column continuously moves downwards, and the first flexible sleeve is extruded to expand outwards to deform;

Synchronously, the adjusting column pushes the workpiece above to synchronously move downwards until two ends of the connecting column are respectively abutted against the workpiece, and at the moment, the second flexible sleeve is extruded by the workpiece to expand outwards for deformation;

The air pump conveys compressed air into the adjusting column, and the compressed air is suitable for being blown to the upper surfaces of the two workpieces through the first air hole and the second air hole respectively so as to clean and blow scraps on the surfaces of the workpieces;

When the air pump sucks the air in the first flexible sleeve and the second flexible sleeve under negative pressure, the first sealing piece is suitable for sealing the first air hole; the sealing ring is suitable for sealing the second air hole;

The first flexible sleeve and the second flexible sleeve are suitable for absorbing a workpiece under negative pressure, and when the positioning cylinder drives the adjusting column to move upwards, the adjusting column is suitable for driving the workpiece and the connecting column to synchronously move upwards so as to separate the workpiece from the driving shaft.

The grinding machine tool for the gear for stabilizing and removing scraps has the beneficial effects that the workpiece is positioned and scraps on the surface of the workpiece are cleaned by connecting the stabilizing piece and matching the adjusting and positioning part; after machining is completed, the two workpieces can be synchronously separated from the driving shaft by the adjusting and positioning part, so that the workpiece disassembling efficiency of the workpieces is improved.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of a preferred embodiment of the stable chip removing grinding machine for gears of the present invention;

FIG. 2 is a perspective view of an adjustment positioning portion of the present invention;

FIG. 3 is a perspective view of an adjustment member of the present invention;

FIG. 4 is a cross-sectional perspective view of the adjustment column of the present invention;

FIG. 5 is a perspective view of the connection stabilizer of the present invention;

fig. 6 is a cut-away perspective view of the connection stabilizer of the present invention.

In the figure:

1. a frame; 2. a drive shaft; 20. connecting an air passage; 3. a processing section;

4. connecting a stabilizing piece; 41. a connecting column; 42. a second flexible sleeve; 43. a second air hole; 44. a seal ring; 45. a second airway;

5. adjusting the positioning part; 51. a fixing frame; 52. positioning a cylinder; 53. an air pump; 54. an adjusting member; 541. an adjusting column; 542. a first flexible sleeve; 543. a first airway; 544. a first air hole; 545. a receiving groove; 546. a first sealing sheet.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In accordance with a first embodiment, as shown in fig. 1 to 6, the present invention provides a grinding machine for gears for stable chip removal, comprising: a frame 1, a drive shaft 2 and a processing part 3. The driving shaft 2 is vertically arranged, and the driving shaft 2 is rotatably arranged on the frame 1; the machine frame 1 is fixedly provided with a driving motor which has a self-locking function, namely, when the driving motor stops working, the driving shaft 2 cannot rotate circumferentially relative to the driving motor. The driving shaft 2 is fixed at the rotating end of the driving motor, and the driving motor is suitable for driving the driving shaft 2 to rotate; the workpiece can be sleeved on the outer wall of the driving shaft 2 from top to bottom, and the workpiece and the driving shaft 2 are sealed in a sliding mode. The workpiece is in transmission fit with the driving shaft 2, namely, the workpiece can be driven to synchronously rotate when the driving shaft 2 circumferentially rotates. The grinding machine tool further comprises an adjusting and positioning part 5, wherein the adjusting and positioning part 5 is fixed on the frame 1, and the movable end of the adjusting and positioning part 5 is positioned above the driving shaft 2. The processing part 3 is arranged on the frame 1 in a sliding way, and the processing part 3 is suitable for cutting a workpiece; the workpiece is sleeved on the outer wall of the driving shaft 2, and the movable end of the adjusting and positioning part 5 vertically moves downwards to clamp the limiting workpiece, so that the driving shaft 2 is limited and cannot rotate at the moment; the processing part 3 moves horizontally to the direction of the workpiece, and the movable end of the processing part 3 rotates circumferentially to process the outer wall of the workpiece. It should be noted that, the processing portion 3 adopts two grinding wheels to respectively grind two sides of the workpiece to form a tooth surface of the workpiece, and after one tooth surface of the workpiece is ground, the driving motor drives the driving shaft 2 to drive the workpiece to rotate by one station, so as to facilitate the processing of the next tooth surface. Therefore, after one tooth surface of the workpiece is machined, the workpiece needs to be loosened to facilitate the rotation of the workpiece, then the workpiece is pressed to process the next workpiece, and the operation is repeated until the machining of the workpiece is completed. In the process, the workpiece is pressed and fixed through the extrusion parts on the upper side and the lower side, when one tooth surface of the workpiece is machined, scraps can splash on the upper surface of the workpiece, when the extrusion part above the workpiece is lifted up, after the workpiece is loosened, part of scraps are scattered between the extrusion part and the upper surface of the workpiece, when the extrusion part next presses the workpiece, the extrusion part is equivalent to the upper surface to bulge due to the existence of scraps, and at the moment, the extrusion part can press the workpiece by a certain angle to cause the problem of inaccurate positioning of the workpiece, so that machining errors can occur on the tooth surface of the workpiece in subsequent machining.

In order to solve the above-described problem, in the present embodiment, the grinding machine further includes a connecting stabilizer 4; the connecting stabilizer 4 is sleeved on the outer wall of the driving shaft 2, and two ends of the connecting stabilizer 4 are respectively abutted with the workpiece; wherein, after the workpiece and the connecting stabilizer 4 are sleeved on the outer wall of the driving shaft 2, the movable end of the adjusting and positioning part 5 vertically moves downwards to be abutted with the workpiece; compressed air is supplied into the movable end of the adjustment positioning part 5 and the connecting stabilizer 4 to blow away the chips on the work piece. The workpiece is positioned and the scraps on the surface of the workpiece are cleaned by the cooperation of the connecting stabilizing piece 4 and the adjusting and positioning part 5; after the machining is finished, the two workpieces can be synchronously separated from the driving shaft 2 by the adjusting and positioning part 5, so that the workpiece disassembling efficiency of the workpieces is improved.

Referring to fig. 2, the adjusting and positioning part 5 includes: the air pump comprises a fixing frame 51, a positioning air cylinder 52, an air pump 53 and an adjusting piece 54, wherein the fixing frame 51 is vertically fixed on the frame 1, and the positioning air cylinder 52 is vertically fixed on the fixing frame 51; the adjusting piece 54 is fixed at the movable end of the positioning cylinder 52, and the adjusting piece 54 is suitable for being sleeved on the outer wall of the driving shaft 2; the air pump 53 is fixed on the side wall of the fixed frame 51, and the air pump 53 is communicated with the adjusting piece 54 and the connecting stabilizing piece 4; after the connecting stabilizing piece 4 and the two workpieces are sequentially sleeved on the outer wall of the driving shaft 2, two ends of the connecting stabilizing piece 4 are respectively abutted with the workpieces, the positioning air cylinder 52 is suitable for driving the adjusting piece 54 to vertically move downwards until the adjusting piece is abutted with the workpieces, and the adjusting piece 54 is suitable for pushing the workpieces and the connecting stabilizing piece 4 to synchronously move downwards until the workpieces are clamped and fixed by the connecting stabilizing piece 4 and the adjusting piece 54. A positioning disc is fixed at the lower end of the outer wall of the driving shaft 2, and is suitable for supporting a workpiece from the lower end. At this time, the processing portion 3 is horizontally moved in the direction of the workpiece, and the processing portion 3 is adapted to process the workpiece. Wherein the air pump 53 is adapted to suction air in the adjusting piece 54 and the connection stabilizer 4 under negative pressure so that the adjusting piece 54 and the connection stabilizer 4 can simultaneously suck the work. On the other hand, the air pump 53 delivers compressed air into the regulating member 54 and the connecting stabilizer 4, and the compressed air is adapted to be blown to the upper surfaces of the two work pieces through the first air holes 544 and the second air holes 43, respectively, to achieve the effect of cleaning the chips on the upper surfaces of the work pieces.

Referring to fig. 3, the adjusting member 54 includes: the device comprises an adjusting column 541 and a first flexible sleeve 542, wherein the interior of the adjusting column 541 is hollow, the upper end of the adjusting column 541 is fixed at the movable end of the positioning cylinder 52, and the lower end of the adjusting column 541 is suitable for abutting against the upper surface of a workpiece; the first flexible sleeve 542 is fixed at the lower end of the adjustment column 541, and the first flexible sleeve 542 is adapted to abut against the upper surface of the workpiece. When the positioning cylinder 52 drives the adjusting column 541 to move downwards, the first flexible sleeve 542 is contacted with the upper surface of the workpiece, and as the adjusting column 541 continues to move downwards, the first flexible sleeve 542 is extruded to expand and deform outwards, and the contact area between the first flexible sleeve 542 and the upper surface of the workpiece is gradually increased. The first flexible sleeve 542 prevents debris from entering the gap between the lower end of the adjustment column 541 and the upper surface of the workpiece. During processing, when the first flexible sleeve 542 is fully unfolded, the lower end of the adjusting column 541 is abutted against the workpiece to position the workpiece, at this time, the first flexible sleeve 542 forms an annular isolation belt, scraps of the workpiece can scatter above the first flexible sleeve 542 and cannot enter between the workpiece and the adjusting column 541, and when the workpiece rotates, the adjusting column 541 is lifted up to loosen the workpiece, the first flexible sleeve 542 is contracted inwards, still keeps close to the upper surface of the workpiece, and scraps of the workpiece cannot enter between the workpiece and the adjusting column 541. The two processes are combined, so that the chip can be isolated in the whole processing process of the workpiece.

Referring to fig. 4, the adjusting column 541 is provided with a plurality of first air passages 543 along an axial direction, and the first air passages 543 are communicated with the air pump 53; the first air passage 543 is adapted to draw air within the first flexible sleeve 542 under negative pressure. The air pump 53 is adapted to spray compressed air outwardly through the first air orifice 544 as it is delivered to the first air passage 543. After the positioning cylinder 52 drives the adjustment column 541 to move upward until the adjustment column 541 is disengaged from the upper surface of the workpiece, the driving motor can drive the workpiece to rotate at this time. At this time, when the air pump 53 delivers compressed air into the first air passage 543, the air pressure in the first flexible sleeve 542 increases, and the first flexible sleeve 542 can expand outwards to make the outer wall of the first flexible sleeve 542 arc, and at this time, after the air flow blown out through the first air hole 544 is guided by the first flexible sleeve 542, the debris close to the edge of the first flexible sleeve 542 can be blown away, so that the cleaning effect is improved. The outer wall of the adjusting column 541 is radially provided with a plurality of first air holes 544, and one first air hole 544 is communicated with one first air channel 543; the first air hole 544 is disposed above the first flexible sleeve 542, and the air pump 53 delivers compressed air into the first air hole 544, which is suitable for blowing debris from the upper surface of the workpiece. A plurality of accommodating grooves 545 are formed in the adjusting column 541, and the accommodating grooves 545 are communicated with the first air holes 544; the inner diameter of the receiving groove 545 is larger than that of the first air hole 544. A first sealing piece 546 is fixed in the accommodating groove 545, and an outer diameter of the first sealing piece 546 is larger than an inner diameter of the first air hole 544; wherein, when the air pump 53 pumps the air in the first air passage 543, the first sealing piece 546 is adapted to move toward the axial direction of the adjustment column 541 so as to seal the first air hole 544. When the air pump 53 delivers compressed air into the first air passage 543, the compressed air is adapted to push the first sealing piece 546 to turn outwards, so that the compressed air can flow from the first air holes 544 to the outer wall of the adjusting column 541; when the air pump 53 sucks air in the first air channel 543 under negative pressure, the first sealing piece 546 is adapted to turn over toward the axial direction of the adjusting column 541, the first sealing piece 546 is adapted to seal the first air hole 544, and air in the first flexible sleeve 542 is sucked away synchronously, the first flexible sleeve 542 can absorb a workpiece, and when the positioning cylinder 52 drives the adjusting column 541 to move upwards, the first flexible sleeve 542 is adapted to drive the workpiece located above to move upwards synchronously.

Referring to fig. 5 and 6, the connection stabilizer 4 includes: the connecting column 41 and the second flexible sleeve 42, the connecting column 41 is hollow, the connecting column 41 is suitable for being sleeved on the outer wall of the driving shaft 2, and two ends of the connecting column 41 are respectively abutted with a workpiece; the two second flexible sleeves 42 are respectively fixed at two ends of the connecting column 41, and the second flexible sleeves 42 are suitable for being deformed in an abutting manner with a workpiece. The driving shaft 2 is provided with a connecting air passage 20 along the axial direction, and the connecting air passage 20 is communicated with the air pump 53. The air outlet end of the air pump 53 is provided with two air passages, one air passage is communicated with the first air passage 543, and the other air passage is communicated with the connecting air passage 20. And the two air passages are not communicated with each other. The connecting column 41 is provided with a plurality of second air holes 43 from the inner wall to the outside, the outer wall of the driving shaft 2 is provided with a plurality of third air holes corresponding to the connecting column 41, and the third air holes are communicated with the second air holes 43, so that the second air holes 43 are communicated with the connecting air passage 20. The second air hole 43 is provided above a work piece located below. A placing groove is axially formed in the connecting column 41, and the placing groove is communicated with the second air hole 43; a sealing ring 44 is fixed in the placing groove, the height of the sealing ring 44 is larger than the inner diameter of the second air hole 43, and the sealing ring 44 is suitable for sealing the second air hole 43. When the air pump 53 delivers compressed air into the second air hole 43, the compressed air is suitable for pushing the sealing ring 44 to turn outwards, so that the compressed air can be sprayed outwards through the air outlet end of the second air hole 43; when the air pump 53 sucks the air in the second air hole 43, a negative pressure is formed in the second air hole 43, so that the sealing ring 44 is suitable for being adsorbed to turn over in the direction of the second air hole 43, and the sealing ring 44 is suitable for sealing the second air hole 43 to prevent the air on the outer wall of the connecting column 41 from continuously entering the air pump 53 through the second air hole 43. At this time, a negative pressure area is formed at the lower end of the second flexible sleeve 42, the second flexible sleeve 42 is suitable for absorbing a workpiece located below by negative pressure, and when the positioning cylinder 52 drives the adjusting column 541 to move upwards, the workpiece and the connecting column 41 can synchronously move upwards, and the two workpieces can synchronously separate from the outer wall of the driving shaft 2. The connecting column 41 is provided with a plurality of second air passages 45 downwards along the bottom wall, one second air passage 45 corresponds to one second air hole 43, and the second air passage 45 is suitable for being communicated with the connecting air passage 20. The second air passage 45 is capable of sucking the second flexible sleeves 42 at both ends of the connection column 41 under negative pressure to form a negative pressure region inside thereof so that the two works and the connection column 41 can be simultaneously separated upward from the driving shaft 2 along with the adjustment column 541.

The working principle is as follows:

after the workpiece and the connecting column 41 are sleeved on the outer wall of the driving shaft 2 in sequence, the second flexible sleeve 42 is suitable for being abutted with the workpiece at the upper end and the lower end; the adjustment column 541 moves vertically downward until the first flexible sleeve 542 abuts the upper surface of the workpiece. As the adjustment column 541 continues to descend, the first flexible sleeve 542 and the second flexible sleeve 42 are deformed by extrusion until the lower end of the adjustment column 541 abuts against the upper surface of the workpiece; and both ends of the connecting post 41 are respectively abutted against the two works. At this time, the two workpieces are limited and fixed; the drive shaft 2 cannot drive the workpiece to rotate at this time.

The processing part 3 approaches to the workpiece, and the movable end of the processing part 3 rotates circumferentially to cut the outer wall of the workpiece so as to form a tooth slot. After finishing one tooth slot, the positioning cylinder 52 drives the adjustment column 541 to move upward until the adjustment column 541 is separated from the workpiece, at which time the first flexible sleeve 542 continues to abut against the surface of the workpiece.

Simultaneously, the air pump 53 delivers compressed air into the connection column 41 and the adjustment column 541, and the compressed air is sprayed to the upper surface of the workpiece through the first air holes 544 and the second air holes 43, so as to achieve the effect of cleaning the chips on the surface of the workpiece; at this time, a gap is formed between the adjusting column 541 and the workpiece, and compressed air in the first flexible sleeve 542 and the second flexible sleeve 42 can blow and expand the first flexible sleeve to be convex, and compressed air blown out through the first air holes 544 and the second air holes 43 can clean debris at edges of the first flexible sleeve 542 and the second flexible sleeve 42, so that cleaning effect is further improved.

The driving shaft 2 can drive the workpiece to rotate so that the next position to be machined of the outer wall of the workpiece faces the machining portion 3, and the adjusting column 541 continues to move downward to clamp and fix the workpiece.

After the processing is finished, the air pump 53 sucks air in the first air channel 543 and the second air channel 45 under negative pressure, and negative pressure is formed in the first flexible sleeve 542 and the second flexible sleeve 42; when the adjustment column 541 moves upward, the first flexible sleeve 542 and the second flexible sleeve 42 can synchronously drive the two workpieces to move upward.

In a second embodiment, on the basis of the first embodiment, the present embodiment further provides a chip removing method of a grinding machine for a gear for stably removing chips, where the grinding machine for a gear for stably removing chips described in the first embodiment is used, and a specific mechanism is the same as that of the first embodiment, and the chip removing method of the grinding machine for a gear for stably removing chips is not described here again, and is as follows:

after the workpiece and the connecting column 41 are sleeved on the outer wall of the driving shaft 2 in sequence, the second flexible sleeve 42 is suitable for being abutted with the workpiece at the upper end and the lower end;

The positioning cylinder 52 drives the adjustment column 541 to move downward, and the first flexible sleeve 542 is adapted to abut against the upper surface of the workpiece;

the adjustment column 541 continues to move downward, and the first flexible sleeve 542 is pressed to expand outward;

Synchronously, the adjusting column 541 pushes the workpiece above to synchronously move downwards until the two ends of the connecting column 41 are respectively abutted against the workpiece, and at the moment, the second flexible sleeve 42 is extruded by the workpiece to expand outwards;

the air pump 53 delivers compressed air into the adjustment column 541, the compressed air being adapted to be blown to the upper surfaces of the two work pieces through the first air holes 544 and the second air holes 43, respectively, to clean debris from the surfaces of the work pieces;

The first sealing piece 546 is adapted to seal the first air hole 544 when the air pump 53 sucks air in the first and second flexible sleeves 542, 42 under negative pressure; the sealing ring 44 is adapted to seal the second air hole 43;

The first flexible sleeve 542 and the second flexible sleeve 42 are adapted to absorb the workpiece under negative pressure, and when the positioning cylinder 52 drives the adjusting column 541 to move upwards, the adjusting column 541 is adapted to drive the workpiece and the connecting column 41 to move upwards synchronously, so as to separate the workpiece from the driving shaft 2.

The components (components not illustrating the specific structure) selected in the present application are common standard components or components known to those skilled in the art, and the structures and principles thereof are known to those skilled in the art through technical manuals or through routine experimental methods. Moreover, the software program related to the application is the prior art, and the application does not relate to any improvement on the software program.

In the description of embodiments of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the several embodiments provided by the present application, it should be understood that the disclosed systems, devices, and methods may be implemented in other manners. The above-described apparatus embodiments are merely illustrative, for example, the division of the units is merely a logical function division, and there may be additional divisions in actual implementation, and for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be through some communication interface, device or unit indirect coupling or communication connection, which may be in electrical, mechanical or other form.

The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

In addition, each functional unit in the embodiments of the present invention may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit.

With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.

Claims

1. The grinding machine tool for the gear for stably removing scraps is characterized by comprising:

The device comprises a frame (1), a driving shaft (2), a processing part (3), a connecting stabilizing piece (4) and an adjusting and positioning part (5), wherein the driving shaft (2) is vertically arranged, and the driving shaft (2) is rotatably arranged on the frame (1);

the processing part (3) is arranged on the frame (1) in a sliding way, and the processing part (3) is suitable for cutting a workpiece;

The adjusting and positioning part (5) is fixed on the frame (1), and the movable end of the adjusting and positioning part (5) is positioned above the driving shaft (2);

The connecting stabilizing piece (4) is sleeved on the outer wall of the driving shaft (2), and two ends of the connecting stabilizing piece (4) are respectively abutted with the workpiece;

Wherein, after the workpiece and the connecting stabilizing piece (4) are sleeved on the outer wall of the driving shaft (2), the movable end of the adjusting and positioning part (5) vertically moves downwards to be abutted with the workpiece;

Compressed air is conveyed into the movable end of the adjusting and positioning part (5) and the connecting stabilizing piece (4) so as to blow away scraps on the workpiece;

The adjusting and positioning part (5) comprises: the device comprises a fixing frame (51), a positioning cylinder (52), an air pump (53) and an adjusting piece (54), wherein the fixing frame (51) is vertically fixed on the frame (1), and the positioning cylinder (52) is vertically fixed on the fixing frame (51);

The adjusting piece (54) is fixed at the movable end of the positioning cylinder (52), and the adjusting piece (54) is suitable for being sleeved on the outer wall of the driving shaft (2);

The air pump (53) is fixed on the side wall of the fixed frame (51), and the air pump (53) is communicated with the adjusting piece (54) and the connecting stabilizing piece (4);

wherein the air pump (53) is suitable for sucking the air in the adjusting piece (54) and the connecting stabilizing piece (4) by negative pressure so that the adjusting piece (54) and the connecting stabilizing piece (4) can synchronously adsorb the workpiece.

2. The stable chip removing grinding machine for gears according to claim 1, wherein:

The adjusting member (54) includes: an adjustment column (541) and a first flexible sleeve (542), the adjustment column (541) being hollow inside, the lower end of the adjustment column (541) being adapted to abut against the upper surface of the workpiece;

The first flexible sleeve (542) is fixed at the lower end of the adjusting column (541), and the first flexible sleeve (542) is suitable for abutting against the upper surface of the workpiece.

3. A grinding machine for gears for stable chip removal according to claim 2, characterized in that:

The adjusting column (541) is provided with a plurality of first air passages (543) along the axial direction, and the first air passages (543) are communicated with the air pump (53);

The first air passage (543) is adapted to negative pressure draw air within the first flexible sleeve (542).

4. A grinding machine for a gear which stably removes chips as defined in claim 3, wherein:

The outer wall of the adjusting column (541) is provided with a plurality of first air holes (544) along the radial direction, and one first air hole (544) is communicated with one first air channel (543);

the first air hole (544) is arranged above the first flexible sleeve (542), and the air pump (53) is used for conveying compressed air into the first air hole (544) and is suitable for cleaning and blowing scraps on the upper surface of the workpiece.

5. The stable chip removing grinding machine for gears according to claim 4, wherein:

A plurality of accommodating grooves (545) are formed in the adjusting column (541), and the accommodating grooves (545) are communicated with the first air holes (544);

a first sealing piece (546) is fixed in the accommodating groove (545), and the outer diameter of the first sealing piece (546) is larger than the inner diameter of the first air hole (544);

When the air pump (53) pumps the air in the first air passage (543), the first sealing piece (546) is adapted to move toward the axial direction of the adjusting column (541) so as to seal the first air hole (544).

6. The stable chip removing grinding machine for gears according to claim 5, wherein:

The connection stabilizer (4) comprises: the connecting column (41) and the second flexible sleeve (42), the connecting column (41) is hollow, the connecting column (41) is suitable for being sleeved on the outer wall of the driving shaft (2), and two ends of the connecting column (41) are respectively abutted with a workpiece;

the two second flexible sleeves (42) are respectively fixed at two ends of the connecting column (41), and the second flexible sleeves (42) are suitable for being deformed in an abutting mode with a workpiece.

7. The stable chip removing grinding machine for gears according to claim 6, wherein:

A connecting air passage (20) is axially formed in the driving shaft (2), and the connecting air passage (20) is communicated with the air pump (53).

8. The stable chip removing grinding machine for gears according to claim 7, wherein:

The connecting column (41) is provided with a plurality of second air holes (43) from the inner wall outwards, and the second air holes (43) are communicated with the connecting air passage (20).

9. The stable chip removing grinding machine for gears according to claim 8, wherein:

A placing groove is axially formed in the connecting column (41), and the placing groove is communicated with the second air hole (43);

A sealing ring (44) is fixed in the placing groove, the height of the sealing ring (44) is larger than the inner diameter of the second air hole (43), and the sealing ring (44) is suitable for sealing the second air hole (43).

10. The stable chip removing grinding machine for gears according to claim 9, wherein:

the connecting column (41) is provided with a plurality of second air passages (45) downwards along the bottom wall, one second air passage (45) corresponds to one second air hole (43), and the second air passage (45) is suitable for being communicated with the connecting air passage (20).

11. A chip removing method of a stable chip removing grinding machine for gears, characterized by using the stable chip removing grinding machine for gears according to claim 10, comprising the steps of:

the workpiece and the connecting column (41) are sequentially sleeved on the outer wall of the driving shaft (2), and the second flexible sleeve (42) is suitable for being abutted with the workpieces at the upper end and the lower end;

A positioning cylinder (52) drives the adjustment column (541) to move downwards, the first flexible sleeve (542) being adapted to abut against the upper surface of the workpiece;

the adjusting column (541) continues to move downwards, and the first flexible sleeve (542) is extruded to expand outwards to deform;

synchronously, the adjusting column (541) pushes the workpiece above to synchronously move downwards until two ends of the connecting column (41) are respectively abutted against the workpiece, and at the moment, the second flexible sleeve (42) is extruded by the workpiece to expand outwards for deformation;

the air pump (53) conveys compressed air into the adjusting column (541), and the compressed air is suitable for being blown to the upper surfaces of the two workpieces through the first air hole (544) and the second air hole (43) respectively so as to clean scraps on the surfaces of the workpieces;

The first sealing piece (546) is suitable for sealing the first air hole (544) when the air pump (53) sucks the air in the first flexible sleeve (542) and the second flexible sleeve (42) under negative pressure; the sealing ring (44) is adapted to seal the second air hole (43);

The first flexible sleeve (542) and the second flexible sleeve (42) are suitable for absorbing a workpiece under negative pressure, and when the positioning cylinder (52) drives the adjusting column (541) to move upwards, the adjusting column (541) is suitable for driving the workpiece and the connecting column (41) to synchronously move upwards so as to separate the workpiece from the driving shaft (2).