阅读说明：本技术 一种环形工件专用磨床 (Special grinding machine for annular workpiece ) 是由 徐佳楠 于 2019-09-30 设计创作，主要内容包括：本发明公开了一种环形工件专用磨床,床身上表面一侧设置有固定机构,床身上表面另一侧设置有滑轨,滑座与滑轨活动相连,滑座上表面设置有立柱,立柱近离固定机构一端设置有上端升降座及下端升降座,上端升降座及下端升降座远离立柱一端均设置有砂轮轴,砂轮轴近离固定机构一端设置有砂轮,固定机构近离立柱一侧上端中间位置设置有驱动辊及芯柱,固定机构近离立柱一端两侧还设置有上端压辊及下端压辊,该发明结构新颖、合理,将两个砂轮分别置于环形工件的内侧和外侧,再加上工件的固定和转动,实现对环形工件内侧和外侧同时进行打磨,加工效率大大提高,固定一次即可对环形工件内外都进行打磨,无需两次固定,大大节省了时间。(The invention discloses a special grinding machine for annular workpieces, wherein one side of the upper surface of a machine body is provided with a fixing mechanism, the other side of the upper surface of the machine body is provided with a slide rail, a slide seat is movably connected with the slide rail, the upper surface of the slide seat is provided with a column, one end of the column, which is close to the fixing mechanism, is provided with an upper end lifting seat and a lower end lifting seat, the ends, which are far away from the column, of the upper end lifting seat and the lower end lifting seat are respectively provided with a grinding wheel shaft, one end of the grinding wheel shaft, which is close to the fixing mechanism, is provided with a grinding wheel, the middle position of the upper end of one side of the fixing mechanism, which is close to the column, is provided with a driving roller and a core column, and the two sides, which are close to the column, the polishing device can polish the inside and the outside of the annular workpiece once, does not need to be fixed twice, and greatly saves time.)

1. The utility model provides an annular work piece special grinding machine which characterized in that: comprises a lathe bed (1), supporting legs (2), a fixing mechanism (3), sliding rails (4), a sliding seat (5), a stand column (6), an upper end lifting seat (7), a lower end lifting seat (8), a grinding wheel shaft (9), a grinding wheel (10), a driving roller (11), a core column (12), an upper end pressing roller (13) and a lower end pressing roller (14), wherein the supporting legs (2) are arranged on the lower surface of the lathe bed (1), the fixing mechanism (3) is arranged on one side of the upper surface of the lathe bed (1), the sliding rails (4) are arranged on the other side of the upper surface of the lathe bed (1), the sliding seat (5) is movably connected with the sliding rails (4), the stand column (6) is arranged on the upper surface of the sliding seat (5), the upper end lifting seat (7) and the lower end lifting seat (8) are arranged at one end of the stand column (6) close to the fixing mechanism (3), the grinding wheel shaft, the grinding wheel is characterized in that a grinding wheel (10) is arranged at one end, close to the fixing mechanism (3), of the grinding wheel shaft (9), a driving roller (11) and a core column (12) are arranged at the middle position of the upper end of one side, close to the upright post (6), of the fixing mechanism (3), and an upper end pressing roller (13) and a lower end pressing roller (14) are further arranged at two sides of one end, close to the upright post (6), of the fixing mechanism (3).

2. The special grinding machine for the annular workpiece according to claim 1, characterized in that: stand (6) are close to fixed establishment (3) one end vertical direction and are provided with lift passageway (15), stand (6) are located lift passageway (15) inside and are provided with rack (16), lift passageway (15) both sides are provided with the spout, upper end lift seat (7) and lower extreme lift seat (8) activity set up in lift passageway (15), upper end lift seat (7) and lower extreme lift seat (8) both sides link to each other with the spout activity respectively.

3. The special grinding machine for the annular workpiece according to claim 1, characterized in that: the upper end lifting seat (7) is consistent with the lower end lifting seat (8) in structure, and the upper end lifting seat (7) and the lower end lifting seat (8) are symmetrically arranged.

4. The special grinding machine for the annular workpieces as claimed in claim 1 or 3, wherein: the upper end lifting seat (7) comprises a lifting seat body (71), a grinding wheel driving speed reducing motor (72), a lifting driving speed reducing motor (73), a gear (74) and a sliding block (75), the grinding wheel driving speed reducing motor (72) is arranged at one end inside the lifting seat body (71), the grinding wheel driving speed reducing motor (72) is connected with a grinding wheel shaft (9), the lifting driving speed reducing motor (73) is arranged at the other end inside the lifting seat body (71), the lifting driving speed reducing motor (73) is connected with the gear (74) through a motor shaft, the gear (74) is meshed with a rack (16), the lifting seat body (71) is located on two sides of one end of the lifting driving speed reducing motor (73), the sliding block (75) is respectively installed on two sides of one end of the lifting driving speed reducing motor (73), and the sliding block (75) is movably.

5. The special grinding machine for the annular workpiece according to claim 1, characterized in that: the utility model discloses a fixed establishment (3) surface intermediate position upper end is opened there is stem lift groove (17), the axle core activity sets up in stem lift groove (17), fixed establishment (3) surface both sides still set up and have opened compression roller lift groove (18), two of upper end compression roller (13) and lower extreme compression roller (14) are a set of, and are a set of upper end compression roller (13) and lower extreme compression roller (14) set up in a compression roller lift groove (18), fixed establishment (3) inside still is provided with lift actuating mechanism (19), lift actuating mechanism (19) link to each other with stem (12), upper end compression roller (13) and lower extreme compression roller (14) respectively, lift actuating mechanism (19) are one or more of pneumatic cylinder, cylinder or synchronous chain subassembly wherein.

6. The special grinding machine for the annular workpiece according to claim 1, characterized in that: stem (12), upper end compression roller (13) and lower extreme compression roller (14) structure are the same, stem (12) are including connecting rod (121) and roller (122), connecting rod (121) are located the inside one end of fixed establishment (3) and link to each other with lift actuating mechanism (19), connecting rod (121) are located fixed establishment (3) outside one end and are provided with roller (122).

7. The special grinding machine for the annular workpiece according to claim 1, characterized in that: the using method comprises the following steps:

the method comprises the following steps: hanging the annular workpiece on a core column (12), and then lifting the core column (12) to enable the top of the annular workpiece to abut against a driving roller (11);

step two: according to the outer diameter of the annular workpiece, the upper end pressing roller (13) is lowered to press the upper end pressing roller (13) on two sides of the upper end of the annular workpiece, and then the lower end pressing roller (14) is raised to enable the lower end pressing roller (14) to abut against two sides of the lower end of the annular workpiece;

step three: controlling a gear (74) through a lifting driving speed reducing motor (73), lifting an upper lifting seat (7), and descending a lower lifting seat (8), so that a grinding wheel (10) of the upper lifting seat (7) is arranged on the inner side of the annular workpiece, and the grinding wheel (10) of the lower lifting seat (8) is arranged on the lower end of the annular workpiece;

step four: moving the sliding seat (5) to enable the sliding seat (5) to approach the fixing mechanism (3) along the sliding rail (4) until the grinding wheel (10) of the upper end lifting seat (7) is positioned right above the annular workpiece, and the grinding wheel (10) of the lower end lifting seat (8) is positioned right below the annular workpiece;

step five: the grinding wheel (10) is rotated at a high speed by the grinding wheel driving speed reducing motor (72), the upper end lifting seat (7) is lowered by the lifting driving speed reducing motor (73) until the grinding wheel (10) contacts the inner side surface of the workpiece, and the lower end lifting seat (8) is raised until the grinding wheel (10) contacts the outer side surface of the workpiece;

step six: open drive roller (11), drive roller (11) drive annular workpiece and rotate, emery wheel (10) of upper end lift seat (7) and emery wheel (10) of lower extreme lift seat (8) are polished the inboard and the outside of annular workpiece respectively, if the thickness of work piece is greater than the thickness of emery wheel (10), polish the round after, rise upper end lift seat (7) slightly, descend lower extreme lift seat (8) slightly, slide (5) fine setting back, upper end lift seat (7) descend, lower extreme lift seat (8) rise, continue to polish the anchor ring that does not polish, polish the completion until all places polish.

Technical Field

The invention relates to the technical field of grinding machines special for annular workpieces, in particular to a grinding machine special for annular workpieces.

Background

A grinding machine is a machine tool that grinds the surface of a workpiece using a grinding tool. Most grinding machines perform grinding using a grinding wheel rotating at high speed, and a few grinding machines perform grinding using a free abrasive and other grindstones such as oilstone and abrasive belt.

When traditional grinding machine annular work piece adds man-hour, it is earlier fixed well at the work piece inboard earlier, then polish earlier to the outside, fix the work piece outside afterwards again, then polish to the inboard, need fix twice, relatively troublesome, machining efficiency is low, consequently, this problem that exists among the prior art is solved to a technology that needs an improvement urgently.

Disclosure of Invention

The invention aims to provide a special grinding machine for an annular workpiece, which can be used for respectively arranging two grinding wheels at the inner side and the outer side of the annular workpiece and fixing and rotating the workpiece, thereby realizing the simultaneous grinding of the inner side and the outer side of the annular workpiece, greatly improving the processing efficiency and solving the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a grinding machine special for annular workpieces comprises a machine body, supporting legs, a fixing mechanism, a slide rail, a slide seat, a column, an upper end lifting seat, a lower end lifting seat, a grinding wheel shaft, a grinding wheel, a driving roller, a core column, an upper end pressing roller and a lower end pressing roller, the lower surface of the bed body is provided with supporting legs, one side of the upper surface of the bed body is provided with a fixing mechanism, a slide rail is arranged on the other side of the upper surface of the bed body, the slide seat is movably connected with the slide rail, a column is arranged on the upper surface of the slide seat, an upper end lifting seat and a lower end lifting seat are arranged at one end of the upright column close to the fixing mechanism, grinding wheel shafts are arranged at the ends of the upper end lifting seat and the lower end lifting seat far away from the upright column, the grinding wheel is arranged at one end, close to the fixing mechanism, of the grinding wheel shaft, the driving roller and the core column are arranged at the middle position of the upper end of one side, close to the upright post, of the fixing mechanism, and the upper end pressing roller and the lower end pressing roller are further arranged on two sides of one end, close to the upright post, of the fixing mechanism.

Preferably, a lifting channel is arranged in the vertical direction of one end, close to the fixing mechanism, of the stand column, a rack is arranged in the lifting channel, sliding grooves are formed in two sides of the lifting channel, the upper lifting seat and the lower lifting seat are movably arranged in the lifting channel, and two sides of the upper lifting seat and two sides of the lower lifting seat are movably connected with the sliding grooves respectively.

Preferably, the upper end lifting seat and the lower end lifting seat are consistent in structure, and the upper end lifting seat and the lower end lifting seat are symmetrically arranged.

Preferably, the upper end lift seat includes lift seat main part, emery wheel drive gear motor, lift drive gear motor, gear and slider, the inside one end of lift seat main part is provided with emery wheel drive gear motor, emery wheel drive gear motor links to each other with the emery wheel axle, the inside other end of lift seat main part is provided with lift drive gear motor, lift drive gear motor passes through the motor shaft and links to each other with the gear, wheel and rack toothing, the lift seat main part is located lift drive gear motor one end both sides and installs the slider respectively, the slider activity sets up in the spout of lift passageway both sides.

Preferably, the stem lifting groove is opened to fixed establishment surface intermediate position upper end, the axle core activity sets up the stem lifting inslot, fixed establishment surface both sides still set up to open has the compression roller lifting groove, two are a set of, a set of for upper end compression roller and lower extreme compression roller set up in a compression roller lifting groove, the inside lifting drive mechanism that still is provided with of fixed establishment, lifting drive mechanism links to each other with stem, upper end compression roller and lower extreme compression roller respectively, lifting drive mechanism is one or more wherein of pneumatic cylinder, cylinder or synchronous chain subassembly.

Preferably, stem, upper end compression roller and lower extreme compression roller structure are the same, the stem includes connecting rod and roller, the connecting rod is located the inside one end of fixed establishment and links to each other with lift actuating mechanism, the connecting rod is located the outside one end of fixed establishment and is provided with the roller.

Preferably, the using method comprises the following steps:

the method comprises the following steps: hanging the annular workpiece on the core column, and then lifting the core column to enable the top of the annular workpiece to abut against the driving roller;

step two: according to the outer diameter of the annular workpiece, the upper end pressing roller is lowered to press the upper end of the annular workpiece on two sides, and then the lower end pressing roller is raised to abut against two sides of the lower end of the annular workpiece;

step three: the gear is controlled by a lifting driving speed reducing motor, the upper lifting seat is lifted, the lower lifting seat is lowered, the grinding wheel of the upper lifting seat is placed on the inner side of the annular workpiece, and the grinding wheel of the lower lifting seat is placed at the lower end of the annular workpiece;

step four: moving the sliding seat to enable the sliding seat to approach the fixing mechanism along the sliding rail until the grinding wheel of the upper lifting seat is positioned right above the annular workpiece, and the grinding wheel of the lower lifting seat is positioned right below the annular workpiece;

step five: the speed reduction motor is driven by the grinding wheel to enable the grinding wheel to rotate at a high speed, the lifting seat at the upper end is lowered by the lifting driving speed reduction motor until the grinding wheel contacts the inner side surface of the workpiece, and the lifting seat at the lower end is raised until the grinding wheel contacts the outer side surface of the workpiece;

step six: the driving roller is opened, the driving roller drives the annular workpiece to rotate, the inner side and the outer side of the annular workpiece are respectively polished by the grinding wheel of the upper end lifting seat and the grinding wheel of the lower end lifting seat, if the thickness of the workpiece is larger than that of the grinding wheel, the upper end lifting seat slightly rises after a circle of polishing is finished, the lower end lifting seat slightly falls, the upper end lifting seat descends after the sliding seat is slightly adjusted in position, the lower end lifting seat rises, and the annular surface which is not polished is continuously polished until all places are polished.

Compared with the prior art, the invention has the beneficial effects that:

(1) the grinding wheel device is novel and reasonable in structure, the two grinding wheels can be respectively arranged on the inner side and the outer side of the annular workpiece, and the workpiece is fixed and rotated, so that the inner side and the outer side of the annular workpiece are simultaneously ground, and the machining efficiency is greatly improved.

(2) Through adjusting the position of stem, upper end compression roller and lower extreme compression roller, and be equipped with the upper end lift seat and the lower extreme lift seat of liftable, can be applicable to the annular work piece of not unidimensional, the suitability is higher.

(3) By the fixing mechanism, the inside and the outside of the annular workpiece can be polished by fixing once without fixing twice, so that the time is greatly saved.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view structure diagram of the fixing mechanism.

Fig. 3 is a schematic view of a column structure.

Fig. 4 is a side view of the upper end lifting seat.

Fig. 5 is a schematic top view of the upper lifting seat.

Fig. 6 is a schematic diagram of a stem structure.

Fig. 7 is a schematic view of a state in which the fixing mechanism fixes the annular workpiece for polishing.

In the figure: the grinding machine comprises a machine body 1, supporting legs 2, a fixing mechanism 3, a slide rail 4, a slide seat 5, a column 6, an upper end lifting seat 7, a lower end lifting seat 8, a grinding wheel shaft 9, a grinding wheel 10, a driving roller 11, a core column 12, an upper end pressing roller 13, a lower end pressing roller 14, a lifting channel 15, a rack 16, a core column lifting groove 17, a pressing roller lifting groove 18, a lifting driving mechanism 19, a lifting seat main body 71, a grinding wheel driving speed reducing motor 72, a lifting driving speed reducing motor 73, a gear 74, a sliding block 75, a connecting rod 121 and a roller 122.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a grinding machine special for annular workpieces comprises a machine body 1, supporting legs 2, a fixing mechanism 3, a slide rail 4, a slide seat 5, a stand column 6, an upper end lifting seat 7, a lower end lifting seat 8, a grinding wheel shaft 9, a grinding wheel 10, a driving roller 11, a core column 12, an upper end pressing roller 13 and a lower end pressing roller 14, wherein the supporting legs 2 are arranged on the lower surface of the machine body 1, the fixing mechanism 3 is arranged on one side of the upper surface of the machine body 1, the slide rail 4 is arranged on the other side of the upper surface of the machine body 1, the slide seat 5 is movably connected with the slide rail 4, the stand column 6 is arranged on the upper surface of the slide seat 5, the upper end lifting seat 7 and the lower end lifting seat 8 are arranged at one end, far away from the stand column 6, of the upper end lifting seat 7 and the lower end lifting seat 8 are respectively provided with the grinding wheel shaft, two groups of upper end compression rollers 13 and lower end compression rollers 14 are further arranged on two sides of one end, close to the upright post 6, of the fixing mechanism 3, a core column lifting groove 17 is formed in the upper end of the middle position of the surface of the fixing mechanism 3, a shaft core is movably arranged in the core column lifting groove 17, compression roller lifting grooves 18 are further formed in two sides of the surface of the fixing mechanism 3, two groups of upper end compression rollers 13 and lower end compression rollers 14 are arranged, one group of upper end compression rollers 13 and lower end compression rollers 14 are arranged in one compression roller lifting groove 18, a lifting driving mechanism 19 is further arranged inside the fixing mechanism 3, the lifting driving mechanism 19 is respectively connected with the core column 12, the upper end compression rollers 13 and the lower end compression rollers 14, and the lifting driving mechanism.

As shown in fig. 3, a lifting channel 15 is vertically disposed at one end of the upright post 6 close to the fixing mechanism 3, a rack 16 is disposed inside the lifting channel 15 of the upright post 6, sliding grooves are disposed on two sides of the lifting channel 15, the upper lifting seat 7 and the lower lifting seat 8 are movably disposed in the lifting channel 15, and two sides of the upper lifting seat 7 and the lower lifting seat 8 are movably connected with the sliding grooves respectively.

As shown in fig. 4-5, the upper lifting seat 7 and the lower lifting seat 8 have the same structure, the upper lifting seat 7 and the lower lifting seat 8 are symmetrically arranged, namely, the grinding wheel shafts 9 installed on the upper end lifting seat 7 and the lower end lifting seat 8 are close to each other, the upper end lifting seat 7 comprises a lifting seat body 71, a grinding wheel driving speed reducing motor 72, a lifting driving speed reducing motor 73, a gear 74 and a sliding block 75, the grinding wheel driving speed reducing motor 72 is arranged at one end inside the lifting seat body 71, the grinding wheel driving speed reducing motor 72 is connected with the grinding wheel shafts 9, the lifting driving speed reducing motor 73 is arranged at the other end inside the lifting seat body 71, the lifting driving speed reducing motor 73 is connected with the gear 74 through a motor shaft, the gear 74 is meshed with the rack 16, the sliding blocks 75 are respectively installed at two sides of one end, located on the lifting driving speed reducing motor 73, of the lifting seat body 71.

As shown in fig. 6, the stem 12, the upper pressing roller 13 and the lower pressing roller 14 have the same structure, the stem 12 includes a connecting rod 121 and a roller 122, the connecting rod 121 is located inside the fixing mechanism 3, one end of the connecting rod is connected to the lifting driving mechanism 19, and the roller 122 is arranged at one end of the connecting rod 121 located outside the fixing mechanism 3.

As shown in fig. 7, the use method of the grinding machine special for the annular workpiece comprises the following steps:

the method comprises the following steps: hanging the annular workpiece on the core column 12, and then lifting the core column 12 to enable the top of the annular workpiece to abut against the driving roller 11;

step two: according to the outer diameter of the annular workpiece, the upper end pressing roller 13 is lowered to enable the upper end pressing roller 13 to be pressed on two sides of the upper end of the annular workpiece, and then the lower end pressing roller 14 is raised to enable the lower end pressing roller 14 to abut against two sides of the lower end of the annular workpiece;

step three: the gear 74 is controlled by the lifting driving speed reducing motor 73, the upper lifting seat 7 is lifted, the lower lifting seat 8 is lowered, the grinding wheel 10 of the upper lifting seat 7 is placed on the inner side of the annular workpiece, and the grinding wheel 10 of the lower lifting seat 8 is placed at the lower end of the annular workpiece;

step four: moving the sliding seat 5 to enable the sliding seat 5 to approach the fixing mechanism 3 along the sliding rail 4 until the grinding wheel 10 of the upper end lifting seat 7 is positioned right above the annular workpiece, and the grinding wheel 10 of the lower end lifting seat 8 is positioned right below the annular workpiece;

step five: the grinding wheel 10 rotates at a high speed by driving the speed reducing motor 72 through the grinding wheel, the upper lifting seat 7 is lowered by driving the speed reducing motor 73 to lift until the grinding wheel 10 contacts the inner side surface of the workpiece, and the lower lifting seat 8 is lifted until the grinding wheel 10 contacts the outer side surface of the workpiece;

step six: the driving roller 11 is opened, the driving roller 11 drives the annular workpiece to rotate, the inner side and the outer side of the annular workpiece are respectively polished by the grinding wheel 10 of the upper end lifting seat 7 and the grinding wheel 10 of the lower end lifting seat 8, if the thickness of the workpiece is larger than that of the grinding wheel 10, after one circle of polishing is finished, the upper end lifting seat 7 slightly rises, the lower end lifting seat 8 slightly falls, after the sliding seat 5 is finely adjusted in position, the upper end lifting seat 7 falls, the lower end lifting seat 8 rises, and the annular surface which is not polished continues to be polished until all places are polished.

The use principle is as follows: can fix annular work piece through fixed establishment 3, and can make annular work piece rotate, and the lathe bed 1 other end is provided with but the back-and-forth movement (for fixed establishment 3) slide rail 4, slide 5 subassembly, can realize that stand 6 removes, be provided with liftable upper end lift seat 7 and lower extreme lift seat 8 on the stand 6, can realize arranging two emery wheels 10 respectively in the inboard and the outside of annular work piece, in addition the work piece rotates, thereby realize polishing annular work piece inboard and outside simultaneously, the machining efficiency improves greatly, through adjusting stem 12, upper end compression roller 13, the position of lower extreme compression roller 14, and be equipped with liftable upper end lift seat 7 and lower extreme lift seat 8, can be applicable to not unidimensional annular work piece, the suitability is higher.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.