阅读说明：本技术 一种砂轮自动修整方法 (Automatic grinding wheel dressing method ) 是由 王伟 俞伟锋 张增明 唐国玉 陈月 王斌 于 2021-01-19 设计创作，主要内容包括：本发明公开了一种砂轮自动修整方法,属于砂轮修整领域。本发明采用自动修整系统,包括以下步骤：S1、砂轮修整件的修整位置调节：通过进给调节单元控制进给托板的水平进给位移,即控制进给托板上修整件与待修整砂轮之间距离；S2、砂轮修整件的转动修整调节：通过第二旋转动力驱动修整件自行转动,通过第一旋转动力驱动修整件连同进给托板和进给调节单元整体旋转,完成对砂轮修整过程。本发明克服现有技术中砂轮修整不便、效率较低的不足,拟提供一种砂轮自动修整方法,可以实现砂轮修整的自动化控制,有效提高修整效率,且修整精度较高,操作便利,大幅度降低劳动强度。(The invention discloses an automatic grinding wheel dressing method, and belongs to the field of grinding wheel dressing. The invention adopts an automatic trimming system, which comprises the following steps: s1, adjusting the dressing position of the grinding wheel dressing part: controlling the horizontal feeding displacement of the feeding supporting plate through the feeding adjusting unit, namely controlling the distance between the dressing member on the feeding supporting plate and the grinding wheel to be dressed; s2, rotating and trimming adjustment of the grinding wheel trimming piece: the dressing piece is driven to rotate automatically by the second rotary power, and the dressing piece, the feeding supporting plate and the feeding adjusting unit are driven to rotate integrally by the first rotary power, so that the grinding wheel dressing process is completed. The invention overcomes the defects of inconvenient grinding wheel dressing and low efficiency in the prior art, and aims to provide the automatic grinding wheel dressing method, which can realize automatic control of grinding wheel dressing, effectively improve the dressing efficiency, have high dressing precision and convenient operation and greatly reduce the labor intensity.)

1. An automatic dressing method of a grinding wheel is characterized in that: an automatic trimming system is adopted, and the method comprises the following steps:

s1, adjusting the dressing position of the grinding wheel dressing part (401): controlling the horizontal feeding displacement of the feeding supporting plate (304) through the feeding adjusting unit (300), namely controlling the distance between the dressing part (401) on the feeding supporting plate (304) and the grinding wheel to be dressed;

s2, rotating and trimming adjustment of the grinding wheel trimming part (401): the second rotary power (400) drives the trimming part (401) to rotate automatically, and the first rotary power (200) drives the trimming part (401) together with the feeding supporting plate (304) and the feeding adjusting unit (300) to rotate integrally, so that the grinding wheel trimming process is completed.

2. The automatic dressing method of a grinding wheel according to claim 1, characterized in that: the automatic dressing system for dressing comprises a dressing member (401) for dressing a grinding wheel and a second rotary power (400) for driving the dressing member (401) to rotate, wherein the dressing member (401) is arranged above a feeding supporting plate (304), and one side of the feeding supporting plate (304) is connected with a feeding adjusting unit (300) and is driven by the feeding adjusting unit to horizontally feed; a first rotary power (200) is arranged below the feeding supporting plate (304), and the first rotary power (200) is used for driving the feeding supporting plate (304) to rotate together with the feeding adjusting unit (300).

3. The automatic dressing method of a grinding wheel according to claim 2, characterized in that: the first rotating power (200) comprises a second power motor (202), a driving gear (203) is arranged at the output end of the second power motor (202), the driving gear (203) is connected with a driven gear (205) through a conveying belt (204), a rotating shaft (206) is connected to the middle of the driven gear (205), and the rotating shaft (206) is used for driving a feeding supporting plate (304) on the upper portion of the rotating shaft and a feeding adjusting unit (300) to rotate.

4. The automatic dressing method of a grinding wheel according to claim 2, characterized in that: the feeding adjusting unit (300) comprises a shell (301) and an internal third power motor (302), the output end of the third power motor (302) is connected with a transmission screw rod (303), a feeding supporting plate (304) is installed on the transmission screw rod (303) through the cooperation of a screw rod nut, the feeding supporting plate (304) is located above the shell (301), and a sliding rail matched with the bottom of the feeding supporting plate (304) is arranged on the shell (301).

5. The automatic dressing method of a grinding wheel according to claim 4, characterized in that: a limit switch is arranged on a shell (301) of the feeding adjusting unit (300).

6. The automatic dressing method of a grinding wheel according to claim 3, characterized in that: the packaging structure also comprises a substrate (100), wherein a mounting seat (106) and a connecting cover (107) are sequentially arranged on the substrate (100); the feeding supporting plate (304) and the feeding adjusting unit (300) are positioned above the connecting cover (107); a rotating shaft (206) in the first rotating power (200) passes through the mounting seat (106) and the connecting cover (107) and is connected with an outer shell (301) of the feeding adjusting unit (300) above, so that the feeding adjusting unit (300) is driven to rotate together with the feeding supporting plate (304).

7. The automatic dressing method of a grinding wheel according to claim 6, characterized in that: a first power motor (103) is installed on one side of the base plate (100) through a first connecting plate (102), and a power gear (104) is arranged at the output end of the first power motor (103).

8. The automatic dressing method of a grinding wheel according to claim 7, characterized in that: the mounting seat (106) is mounted on the substrate (100) through a waist-shaped hole and a fastening bolt in a matched mode, a first support (101) is further arranged on one side of the substrate (100), a first screw (105) penetrates through the first support (101) and is fastened with the mounting seat (106) in a matched mode, the extending direction of the first screw (105) is consistent with the extending direction of the waist-shaped hole, and the extending direction of the first screw (105) is perpendicular to the feeding direction of the feeding adjusting unit (300).

9. The automatic dressing method of a grinding wheel according to claim 8, characterized in that: the top end of a shell (301) of the feeding adjusting unit (300) is provided with a second bracket (306), the feeding supporting plate (304) is correspondingly provided with a second connecting plate (307), a second screw (305) penetrates through the second bracket (306) and is matched and fastened with the second connecting plate (307), and the extending direction of the second screw (305) is consistent with the feeding direction of the feeding adjusting unit (300).

10. A method for automatically dressing a grinding wheel according to any one of claims 2 to 9, wherein: the trimming piece (401) is installed on the third connecting plate (402), the third connecting plate (402) is connected with the feeding supporting plate (304), a third support is correspondingly arranged on one side of the feeding supporting plate (304), a third screw (403) penetrates through the third support and is matched and fastened with the bottom of the third connecting plate (402), and the extending direction of the third screw (403) is perpendicular to the feeding direction of the feeding adjusting unit (300).

Technical Field

The invention relates to the technical field of grinding wheel dressing, in particular to an automatic grinding wheel dressing method.

Background

The grinding wheel is a tool with the widest applicable surface in a grinding tool, can perform rough grinding, semi-finish grinding, grooving, cutting off and the like on various molded surfaces of an excircle, an inner circle, a plane and the like of a metal or nonmetal workpiece, and after the grinding wheel works for a period of time, the surface of the grinding wheel is abraded to a certain degree and needs to be corrected to recover the grinding performance and the correct geometric shape. At present, the grinding wheel is corrected by adopting a manual trimming mode, more time is consumed to manufacture the grinding wheel frequently, manual measurement and repeated trimming are needed for many times, time and labor are wasted, and the trimming of the grinding wheels with different specifications has higher requirements on the operation level of a technician. The product manually laid out has low precision, poor quality, poor product stability and low correction efficiency.

Through retrieval, the Chinese patent application number: 2017112241248, the name of invention creation is: grinding wheel dresser, this application is including founding the seat, locate the emery wheel of founding on the seat and be located emery wheel top by gyro wheel spindle motor drive's buddha's warrior attendant gyro wheel, the axis of buddha's warrior attendant gyro wheel is mutually perpendicular with the axis of emery wheel, the linear guide who has vertical setting on the first side of founding the seat, the emery wheel sets up on this linear guide, the top surface of founding the seat has the Z axle servo motor that the drive emery wheel reciprocated along linear guide, the buddha's warrior attendant gyro wheel sets up on the adjacent side with first side looks perpendicular setting, still be equipped with on the adjacent side and be used for driving the buddha.

Also as in chinese patent application No.: 2019100371659, the name of invention creation is: the grinding wheel dressing device comprises a shell, and further comprises a grinding wheel driving mechanism and a dressing mechanism, wherein the grinding wheel driving mechanism is arranged on one side of the shell, a grinding wheel is fixedly connected to the power output end of the grinding wheel driving mechanism, the dressing mechanism comprises a dressing piece and a dressing pushing piece, and the dressing pushing piece is arranged in the shell and can push the dressing piece to move towards the grinding wheel so as to dress the grinding wheel. The application pushes the trimming part to move towards the grinding wheel through the trimming pushing part so as to trim the grinding wheel; and the distance between the trimming part and the trimming part of the grinding wheel can be adjusted through the trimming pushing part, so that the trimming device can adapt to the trimming of the grinding wheels with various specifications.

The above applications relate to the technical optimization of the dressing of the grinding wheel, but there is still room for further optimization, and new designs which are more accurate and convenient are also needed in the industry.

Disclosure of Invention

1. Technical problem to be solved by the invention

The invention aims to overcome the defects of inconvenient grinding wheel dressing and low efficiency in the prior art, and provides an automatic grinding wheel dressing method which can realize automatic control of grinding wheel dressing, effectively improve the dressing efficiency, has high dressing precision and convenient operation and greatly reduces the labor intensity.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the invention is as follows:

the invention relates to an automatic dressing method of a grinding wheel, which adopts an automatic dressing system and comprises the following steps:

s1, adjusting the dressing position of the grinding wheel dressing part: controlling the horizontal feeding displacement of the feeding supporting plate through the feeding adjusting unit, namely controlling the distance between the dressing member on the feeding supporting plate and the grinding wheel to be dressed;

s2, rotating and trimming adjustment of the grinding wheel trimming piece: the dressing piece is driven to rotate automatically by the second rotary power, and the dressing piece, the feeding supporting plate and the feeding adjusting unit are driven to rotate integrally by the first rotary power, so that the grinding wheel dressing process is completed.

Furthermore, the automatic dressing system for dressing comprises a dressing member for dressing the grinding wheel and a second rotary power for driving the dressing member to rotate, wherein the dressing member is arranged above the feeding supporting plate, and one side of the feeding supporting plate is connected with the feeding adjusting unit and is driven by the feeding adjusting unit to horizontally feed; a first rotary power is arranged below the feeding supporting plate and used for driving the feeding supporting plate to rotate together with the feeding adjusting unit.

Furthermore, the first rotating power comprises a second power motor, the output end of the second power motor is provided with a driving gear, the driving gear is connected with a driven gear through a conveying belt, the middle part of the driven gear is connected with a rotating shaft, and the rotating shaft is used for driving the feeding supporting plate on the upper part of the rotating shaft and the feeding adjusting unit to rotate.

Furthermore, the feeding adjusting unit comprises a shell and an internal third power motor, the output end of the third power motor is connected with a transmission screw rod, the feeding support plate is installed on the transmission screw rod through a screw rod nut in a matched mode, the feeding support plate is located above the shell, and a sliding rail matched with the bottom of the feeding support plate is arranged on the shell.

Furthermore, a limit switch is arranged on the shell of the feeding adjusting unit.

Furthermore, the device also comprises a substrate, wherein the substrate is sequentially provided with a mounting seat and a connecting cover; the feeding supporting plate and the feeding adjusting unit are positioned above the connecting cover; the rotating shaft in the first rotating power penetrates through the mounting seat and the connecting cover and is connected with the outer shell of the feeding adjusting unit above, so that the feeding adjusting unit is driven to rotate together with the feeding supporting plate.

Furthermore, a first power motor is installed on one side of the base plate through a first connecting plate, and a power gear is arranged at the output end of the first power motor.

Furthermore, the mounting seat is mounted on the base plate through the waist-shaped hole and the fastening bolt in a matched mode, a first support is further arranged on one side of the base plate, a first screw penetrates through the first support and is fastened with the mounting seat in a matched mode, the extending direction of the first screw is consistent with the extending direction of the waist-shaped hole, and the extending direction of the first screw is perpendicular to the feeding direction of the feeding adjusting unit.

Furthermore, a second support is arranged at the top end of the shell of the feeding adjusting unit, a second connecting plate is correspondingly arranged on the feeding supporting plate, a second screw rod penetrates through the second support and is matched and fastened with the second connecting plate, and the extending direction of the second screw rod is consistent with the feeding direction of the feeding adjusting unit.

Furthermore, the trimming part is arranged on a third connecting plate, the third connecting plate is connected with the feeding supporting plate, a third support is correspondingly arranged on one side of the feeding supporting plate, a third screw rod penetrates through the third support and is matched and fastened with the bottom of the third connecting plate, and the extending direction of the third screw rod is perpendicular to the feeding direction of the feeding adjusting unit.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:

(1) according to the automatic grinding wheel dressing method, a self-made dressing system is adopted, the horizontal feeding and rotating motion of the dressing part is driven and controlled through the servo motor, the dressing R value of the grinding wheel can be accurately and quickly adjusted, the method can be suitable for dressing grinding wheels of various specifications, models and shapes, the use flexibility and the application universality are obviously improved, the dressing precision is greatly improved, the dressing efficiency is obviously improved, and the method is suitable for popularization and application.

(2) The invention discloses an automatic grinding wheel dressing method, which adopts a self-made dressing system, wherein one side of a base plate is provided with a first power motor through a first connecting plate, the output end of the first power motor is provided with a power gear, further horizontal feeding position adjustment is realized through the meshing transmission of the power gear and a transmission rack on a dressing platform, when the feeding adjustment limit of a feeding adjustment unit is exceeded, the feeding direction adjustment of the whole dressing unit can be further realized through the power gear, and the application is more practical.

(3) According to the automatic grinding wheel dressing method, due to the arrangement of the plurality of auxiliary fine adjustment mechanisms, accurate fine adjustment of the screw can be further combined on the basis that the servo motor drives automatic dressing positions to be adjusted, and the precision of the dressing positions of the grinding wheels is fully guaranteed.

Drawings

FIG. 1 is a schematic structural view of an automatic dressing method using a grinding wheel for an automatic dressing body to be used in the present invention;

FIG. 2 is a schematic sectional front view of the grinding wheel dressing system of the present invention;

FIG. 3 is a schematic left side view of the grinding wheel dressing system of the present invention.

The reference numerals in the schematic drawings illustrate:

100. a substrate; 101. a first bracket; 102. a first connecting plate; 103. a first power motor; 104. a power gear; 105. a first screw; 106. a mounting seat; 107. a connecting cover;

200. a first rotational power; 201. a cover body; 202. a second power motor; 203. a driving gear; 204. a conveyor belt; 205. a driven gear; 206. a rotating shaft;

300. a feed adjustment unit; 301. a housing; 302. a third power motor; 303. a transmission screw rod; 304. feeding a supporting plate; 305. a second screw; 306. a second bracket; 307. a second connecting plate;

400. a second rotational power; 401. trimming the parts; 402. a third connecting plate; 403. and a third screw.

Detailed Description

For a further understanding of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and 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.

The present invention will be further described with reference to the following examples.

Example 1

As shown in fig. 1 to 3, the automatic grinding wheel dressing system of the present embodiment includes a dressing member 401 for dressing a grinding wheel, specifically, a dressing wheel; the second rotary power 400 is used for driving the trimming part 401 to rotate, and a driving motor can be specifically adopted; the trimming member 401 is disposed above the feeding blade 304, and one side of the feeding blade 304 is connected to the feeding adjustment unit 300 and is driven by the feeding adjustment unit to horizontally feed; a first rotary power 200 is provided under the feeding blade 304, and the first rotary power 200 is used to drive the feeding blade 304 to rotate, i.e., synchronously drive the trimming member 401, the second rotary power 400, the feeding blade 304 to rotate together with the feeding adjustment unit 300. In actual use, the feed adjusting unit 300 adjusts and controls the horizontal displacement of the feed pallet 304, so as to adjust the distance between the dressing member 401 and the grinding wheel to be dressed, the first rotary power 200 drives the dressing member 401 to revolve along with the feed pallet 304 to dress the shape of the grinding wheel, and the second rotary power 400 drives the dressing member 401 to rotate to realize the grinding wheel dressing action. The feeding adjustment unit 300 and the first rotary power 200 may adopt various automatic control and adjustment power structures in the industry, such as cylinder feeding adjustment, worm and gear feeding adjustment, motor-driven rotation adjustment, and the like, which are not described in detail.

Specifically, as shown in fig. 2, in the present embodiment, the first rotary power 200 includes a second power motor 202, an output end of the second power motor 202 is provided with a driving gear 203, the driving gear 203 is connected to a driven gear 205 through a transmission belt 204, a rotation shaft 206 is connected to a middle portion of the driven gear 205, and the rotation shaft 206 is used for driving a feeding pallet 304 and a feeding adjustment unit 300 on an upper portion thereof to rotate. More specifically, the bottom of the whole grinding wheel dressing system is provided with a base plate 100, and a mounting seat 106 and a connecting cover 107 are sequentially arranged on the base plate 100; the feed blade 304 and the feed adjustment unit 300 are located above the connection cover 107; the first rotary power 200 further includes an external cover 201, the second power motor 202 is disposed in the cover 201, and the cover 201 is disposed on one side of the mounting seat 106 and fastened to the mounting seat 106 through a kidney-shaped hole and a fastening bolt. The driving gear 203, the transmission belt 204, the driven gear 205 and the like of the second power motor 202 are all arranged at the bottom of the mounting seat 106, the rotating shaft 206 is arranged inside the mounting seat 106 and the connecting cover 107 in a matching way through a bearing, and the top of the rotating shaft 206 passes through the connecting cover 107 and is connected with the outer shell 301 of the feeding adjusting unit 300 above, so that the feeding adjusting unit 300 is driven to rotate together with the feeding supporting plate 304.

Correspondingly, in this embodiment, the feeding adjustment unit 300 includes a third power motor 302, an output end of the third power motor 302 is connected with a transmission screw 303, the feeding support plate 304 is mounted on the transmission screw 303 through a screw nut in a matching manner, so as to convert the rotation of the transmission screw 303 into a horizontal feeding motion of the feeding support plate 304, the feeding adjustment unit 300 further includes an external housing 301, the third power motor 302 and the transmission screw 303 are both located in the housing 301, the feeding support plate 304 is located on one side above the housing 301, and a slide rail matched with the bottom of the feeding support plate 304 is arranged on the housing 301, so that the feeding support plate 304 is driven by the transmission screw 303 to perform translational feeding or returning along the slide rail on the housing 301, and the housing 301 is further provided with a limit switch for accurately limiting a feeding or returning position. The top of the rotating shaft 206 of the first rotating power 200 is connected to the housing 301, thereby moving the entire housing 301, i.e., the feed adjusting unit 300 and the feed blade 304, and the finisher 401, to revolve.

With the dressing system of the present embodiment, a specific method for dressing a grinding wheel includes:

s1, adjusting the dressing position of the grinding wheel, and controlling the horizontal feeding displacement of the feeding supporting plate 304 through the feeding adjusting unit 300, namely controlling the distance between the dressing part 401 and the grinding wheel to be dressed;

s2, the grinding wheel dresser 401 rotates dressing adjustment, that is, dressing is started, the dresser 401 is driven to rotate by the second rotary power 400, the dresser 401 is driven to rotate integrally with the feed pallet 304 and the feed adjustment unit 300 by the first rotary power 200, and dressing is started according to the shape of the grinding wheel to be dressed. When the position of the dressing wheel or the shape specification and the like are changed, the positions of the dressing member 401 in all directions are further adjusted to perform repositioning dressing.

This embodiment compares with traditional manual adjustment wheel dresser, has obvious advantage, and through servo motor drive control dresser 401's horizontal feed and rotary motion, not only can accurate fast speed adjusting maintain the R value, more can adapt to the wheel dresser of various specification models, various shapes, use flexibility and suitable extensive all have obvious promotion, and the precision of dressing promotes by a wide margin, and dressing efficiency obviously improves, suitable popularization and application.

Example 2

In the method for automatically dressing a grinding wheel according to this embodiment, basically the same as embodiment 1, and further, in the automatic dressing system according to this embodiment, a first power motor 103 is installed on one side of the base plate 100 through a first connecting plate 102, the first connecting plate 102 is fastened to the base plate 100 through a waist-shaped hole and a fastening bolt, a power gear 104 is installed at an output end of the first power motor 103, as shown in fig. 1, the power gear 104 is used for being matched with a driving rack, not shown in the drawing, which extends in a direction parallel to a feeding direction of the feeding pallet 304, when in actual use, the whole dressing system is installed on a dressing platform, that is, the base plate 100 is installed on the dressing platform through sliding fit, the specific dressing platform can be installed through sliding fit, the driving rack is fixedly installed on one side of the dressing platform and matched with the power gear 104, and is driven by the meshing of the power gear 104 and the driving rack, namely, the substrate 100 is finally translated to be horizontally moved on the trimming platform along the feeding direction, so that the substrate is matched with the feeding adjusting unit 300 to realize further horizontal feeding position adjustment, when the feeding adjusting distance of the trimming member 401 by the feeding adjusting unit 300 is exceeded, the feeding displacement adjustment of the trimming member 401 can be further realized through the power gear 104, and the application is more practical.

Example 3

In the method for automatically dressing a grinding wheel according to this embodiment, substantially the same as the above embodiment, and further, the automatic dressing system according to this embodiment is further provided with a plurality of auxiliary fine adjustment mechanisms, specifically, as shown in fig. 1, the mounting seat 106 is mounted on the substrate 100 through a waist-shaped hole, the first bracket 101 is further provided on one side of the substrate 100, the first screw 105 passes through the first bracket 101 and is fastened to the mounting seat 106, the extending direction of the first screw 105 is the same as the extending direction of the waist-shaped hole, and both the extending directions are perpendicular to the feeding direction of the feeding adjustment unit 300. By adjusting the first screw 105, the fine adjustment of the front-rear position of the feed blade 304 can be finally performed.

Similarly, a second bracket 306 is disposed at the top end of the housing 301 of the feed adjusting unit 300, a second connecting plate 307 is correspondingly disposed on the feed supporting plate 304, the second screw 305 passes through the second bracket 306 and is tightly matched with the second connecting plate 307, and the extending direction of the second screw 305 is consistent with the feeding direction of the feed adjusting unit 300. By the adjustment of the second screw 305, the right and left position of the finisher 401, that is, the feed position, can be finally finely adjusted.

Similarly, the trimming member 401 is mounted on the third connecting plate 402, a third bracket is correspondingly disposed on one side of the feeding supporting plate 304, a third screw 403 penetrates through the third bracket and is tightly fitted with the bottom of the third connecting plate 402, and the extending direction of the third screw 403 is perpendicular to the feeding direction of the feeding adjustment unit 300. Through the adjustment of the third screw 403, the front and rear positions of the trimming member 401 can be finally finely adjusted. A guide rail for guiding and matching is further arranged between the bottom of the third connecting plate 402 and the top of the feeding supporting plate 304, and the third connecting plate 402 and the feeding supporting plate 304 can be matched and fastened through a kidney-shaped hole and a fastening bolt.

Through the setting of above-mentioned supplementary fine-tuning, can further combine the accurate fine setting of screw rod on servo motor drive automatic adjustment repaiies the basis of position, fully ensures the accuracy nature that the emery wheel was maintained.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.