阅读说明：本技术 基于非成形砂轮无导辊的贯穿式圆锥滚子加工装置及方法 (Non-forming grinding wheel guide-roller-free penetrating type tapered roller machining device and method ) 是由 张贝 苏冰 王燕霜 杨伯原 张壮雅 高作斌 徐凯 李健 陈立海 庞晓旭 何社阳 于 2020-06-06 设计创作，主要内容包括：本发明提供一种基于非成形砂轮无导辊的贯穿式圆锥滚子加工装置及方法,该加工装置包括砂轮、导轮以及用于对圆锥滚子进行纵向进给推送的推送链板组,所述推送链板组由平行设置的第一导轨和第二导轨组成,所述第一导轨和第二导轨均为可形变的弹性导轨,第一导轨和第二导轨之间通过若干个导销结构相连,且第一导轨和第二导轨之间还设置有用于调节圆锥滚子空间姿态的调节机构,本发明通过调节机构对圆锥滚子的空间姿态进行在线调整,调节方式简单,并且在贯穿式加工过程中采用非成型的圆柱状砂轮和导轮,使得加工的难度降低,生产率大大提高,也减小了加工装置的结构尺寸,体积轻便,结构紧凑,有利于提高圆锥滚子的生产效率。(The invention provides a non-forming grinding wheel guide-roller-free penetrating type tapered roller processing device and a method, the processing device comprises a grinding wheel, a guide wheel and a pushing chain plate group used for longitudinally feeding and pushing a tapered roller, the pushing chain plate group consists of a first guide rail and a second guide rail which are arranged in parallel, the first guide rail and the second guide rail are both deformable elastic guide rails, the first guide rail and the second guide rail are connected through a plurality of guide pin structures, and an adjusting mechanism used for adjusting the spatial attitude of the tapered roller is also arranged between the first guide rail and the second guide rail. The volume is light, the structure is compact, and the production efficiency of the tapered roller is improved.)

1. Through type tapered roller processingequipment based on non-forming emery wheel does not have deflector roll, including emery wheel (10), guide pulley (11) and be used for carrying out the propelling movement chain plate group of vertical feed propelling movement to tapered roller (12), its characterized in that: the pushing chain plate group is composed of a first guide rail (4) and a second guide rail (5) which are arranged in parallel, the first guide rail (4) is located right ahead of the second guide rail (5), the first guide rail (4) and the second guide rail (5) are respectively provided with a first sliding block (6) and a second sliding block (7) in a sliding mode at intervals, each first sliding block (6) is hinged to a chain plate mechanism used for placing a tapered roller (3) through a connecting shaft (8), each second sliding block (7) is connected with the chain plate mechanism (3) through a driving connecting piece (9), and driving mechanisms used for driving the first sliding block (6) and the second sliding block (7) to slide in the first guide rail (4) and the second guide rail (5) are jointly arranged on the inner sides of the first guide rail (4) and the second guide rail (5);

the tapered roller guide rail mechanism is characterized in that the first guide rail (4) and the second guide rail (5) are both deformable elastic guide rails, the first guide rail (4) is connected with the second guide rail (5) through a plurality of guide pin structures (2), and an adjusting mechanism (1) for adjusting the spatial posture of the tapered roller is further arranged between the first guide rail (4) and the second guide rail (5).

2. The non-formed grinding wheel guide-less through tapered roller machining apparatus according to claim 1, wherein: chain mechanism (3) are by crisscross setting and in proper order end to end a plurality of first propelling movement link joint (301) and a plurality of second propelling movement link joint (302) are constituteed, wherein, first propelling movement link joint (301) are used for placing tapered roller (12), wherein one end of first propelling movement link joint (301) and second propelling movement link joint (302) hinge joint jointly to connecting axle (8), the other end of first propelling movement link joint (301) and one end wherein of next second propelling movement link joint (302) hinge joint jointly to drive connecting piece (9).

3. The non-formed grinding wheel guide-less through tapered roller machining apparatus according to claim 2, wherein: adjusting mechanism (1) includes vertical adjusting bolt (101), horizontal adjusting bolt (102), last key seat (103) that link to each other with first guide rail (4), lower key seat (104) that link to each other with second guide rail (5) and be used for connecting adjusting key seat (105) of both, lower key seat (104) are located the bottom one side of last key seat, vertical adjusting bolt (101) run through behind one of them side of adjusting key seat (105) with last key seat (103) threaded connection, horizontal adjusting bolt (102) run through behind the other side of adjusting key seat (105) with lower key seat (104) threaded connection.

4. The non-formed grinding wheel guide-less through tapered roller machining apparatus according to claim 3, wherein: the bottom parallel and level of first guide rail (4) and second guide rail (5), the top of first guide rail (4) is higher than the top of second guide rail (5), and the structure of first guide rail (4) and second guide rail (5) is the same, is the runway-shaped structure that forms after crisscross setting of two linear guide and two elasticity curved rails and end to end connection.

5. The non-formed grinding wheel guide-less through tapered roller machining apparatus according to claim 2, wherein: the driving connecting piece (9) is U-shaped, the driving connecting piece (9) is matched with the driving mechanism, driving shafts are symmetrically arranged at two ends of the driving connecting piece (9), one end of each of the first pushing chain plate (301) and the next second pushing chain plate (302) is hinged to one driving shaft, and the other driving shaft is fixedly connected with the second sliding block (7).

6. The non-formed grinding wheel guide-less through tapered roller machining apparatus according to claim 5, wherein: the driving mechanism comprises a driving chain (13) and a driving chain wheel (14), and a plurality of driving plates (15) matched with the driving connecting piece (9) are arranged on the driving chain (13) at intervals.

7. The non-formed grinding wheel guide-less through tapered roller machining apparatus according to claim 6, wherein: the bottom end of the first pushing chain plate (301) is provided with a supporting plate (303) used for supporting the tapered roller, the supporting plate and the first pushing chain plate (301) are vertically arranged, two ends of the first pushing chain plate (301) are symmetrically hinged with two connecting plates (304), one of the connecting plates and one of the ends of the second pushing chain plate (302) are hinged to the connecting shaft (8) together, and the other connecting plate and one of the ends of the next second pushing chain plate (302) are hinged to the driving connecting piece (9) together.

8. The non-formed grinding wheel guide-less through tapered roller machining apparatus according to claim 7, wherein: a lug (305) for supporting one end of the tapered roller (12) is arranged at the middle position of the second pushing chain plate (302).

9. The non-formed grinding wheel guide-less through tapered roller machining apparatus according to claim 1, wherein: the central axis of the grinding wheel (10) is not parallel to the plane where the first guide rail (4) or the second guide rail (5) is located.

10. The method of processing a non-formed wheel guide-less through tapered roller processing apparatus according to any one of claims 1 to 9, comprising the steps of:

firstly, adjusting the distance between the tops of a first guide rail (4) and a second guide rail (5) through a vertical adjusting bolt (101), and adjusting the distance between the first guide rail (4) and the second guide rail (5) in the horizontal direction through a horizontal adjusting bolt (102) to realize adjustment of the space posture of the tapered roller;

step two, the driving mechanism starts to work, a driving plate (15) arranged on the driving mechanism drives a first sliding block (6) and a second sliding block (7) to slide in a first guide rail (4) and a second guide rail (5) through a driving connecting piece (9), and then the chain plate mechanism (3) is driven to move along the arrangement direction of the first guide rail (4) and the second guide rail (5);

and step three, in the moving process of the chain plate mechanism, sequentially and longitudinally feeding and pushing the tapered rollers placed on the chain plate mechanism according to the arrangement directions of the first guide rail (4) and the second guide rail (5) to finish machining.

Technical Field

The invention belongs to the technical field of tapered roller processing equipment, and particularly relates to a guide-roller-free penetrating type tapered roller processing device and method based on a non-formed grinding wheel.

Background

The tapered roller is a component of an important basic part bearing, and has high requirements on the quantity and the processing quality. The existing processing methods are generally cut-in grinding and through grinding, wherein the processing method of tapered roller ultra-fine grinding is basically through grinding, the through grinding has much higher productivity than cut-in grinding, and the convexity of the tapered roller is stable. However, the existing through-type processing method needs to adopt guide rollers or guide wheels with complex shapes, the manufacturing cost of the guide rollers is high, the trimming of the guide wheels is complicated, and most importantly, the guide rollers and the guide wheels can not adjust the postures of the tapered rollers on line. Furthermore, the pushing of the tapered rollers by the guide rollers or the guide wheels is conditional, i.e. the speed of pushing is correlated with the speed of rotation of the guide rollers or the guide wheels, which greatly affects the accuracy of the shape formed by the roller surface, and therefore the application of the through-grinding method is limited.

Disclosure of Invention

The invention aims to provide a guide-roller-free through type tapered roller processing device and a guide-roller-free through type tapered roller processing method based on a non-formed grinding wheel.

In order to achieve the purpose, the invention adopts the technical scheme that: the non-forming grinding wheel guide-roller-free through type tapered roller machining device comprises a grinding wheel, a guide wheel and a pushing chain plate group used for longitudinally feeding and pushing a tapered roller, wherein the pushing chain plate group consists of a first guide rail and a second guide rail which are arranged in parallel, the first guide rail is positioned right in front of the second guide rail, a first sliding block and a second sliding block are respectively arranged in the first guide rail and the second guide rail in a sliding mode and are arranged at intervals, each first sliding block is hinged to a chain plate mechanism used for placing the tapered roller through a connecting shaft, each second sliding block is connected with the chain plate mechanism through a driving connecting piece, and driving mechanisms used for driving the first sliding block and the second sliding block to slide in the first guide rail and the second guide rail are jointly arranged on the inner sides of the first guide rail and the second guide rail;

the first guide rail and the second guide rail are both deformable elastic guide rails, the first guide rail and the second guide rail are connected through a plurality of guide pin structures, and an adjusting mechanism for adjusting the space posture of the tapered roller is further arranged between the first guide rail and the second guide rail.

Furthermore, the chain plate mechanism comprises a plurality of first pushing chain plates and a plurality of second pushing chain plates which are arranged in a staggered mode and sequentially connected end to end, wherein the first pushing chain plates are used for placing the tapered rollers, one end of each of the first pushing chain plates and one end of each of the second pushing chain plates are hinged to the connecting shaft, and the other end of each of the first pushing chain plates and one end of the next second pushing chain plate are hinged to the driving connecting piece.

Furthermore, adjustment mechanism includes vertical adjusting bolt, horizontal adjusting bolt, the last key seat that links to each other with first guide rail, the lower key seat that links to each other with the second guide rail and be used for connecting both's adjusting key seat, lower key seat is located the bottom one side of last key seat, vertical adjusting bolt runs through behind one of them side of adjusting key seat with last key seat threaded connection, horizontal adjusting bolt runs through behind the other side of adjusting key seat with lower key seat threaded connection.

Furthermore, the bottom parallel and level of first guide rail and second guide rail, the top of first guide rail is higher than the top of second guide rail, and the structure of first guide rail and second guide rail is the same, is the runway-shaped structure that forms after two linear guide and two elasticity curved rails staggered arrangement and end to end connection.

Furthermore, the driving connecting piece is U-shaped, the driving connecting piece is matched with the driving mechanism, driving shafts are symmetrically arranged at two ends of the driving connecting piece, one end of each of the first pushing chain plate and the next second pushing chain plate is hinged to one driving shaft, and the other driving shaft is fixedly connected with the second sliding block.

Furthermore, the driving mechanism comprises a driving chain and a driving chain wheel, and a plurality of driving plates matched with the driving connecting pieces are arranged on the driving chain at intervals.

Furthermore, the bottom end of the first pushing chain plate is provided with a supporting plate for supporting the tapered roller, the supporting plate and the first pushing chain plate are vertically arranged, two ends of the first pushing chain plate are symmetrically hinged with two connecting plates, one of the connecting plates and one of the ends of the second pushing chain plate are hinged to the connecting shaft together, and the other connecting plate and one of the ends of the next second pushing chain plate are hinged to the driving connecting piece together.

Furthermore, a projection for supporting one end of the tapered roller is arranged at the middle position of the second pushing chain plate.

Furthermore, the central axis of the grinding wheel is not parallel to the plane of the first guide rail or the second guide rail.

The processing method of the non-forming grinding wheel guide-roller-free through type tapered roller processing device comprises the following steps:

adjusting the distance between the tops of the first guide rail and the second guide rail through a vertical adjusting bolt, and adjusting the distance between the first guide rail and the second guide rail in the horizontal direction through a horizontal adjusting bolt to realize adjustment of the space posture of the tapered roller;

step two, the driving mechanism starts to work, and a driving plate arranged on the driving mechanism drives a first sliding block and a second sliding block to slide in a first guide rail and a second guide rail through a driving connecting piece so as to drive the chain plate mechanism to move along the arrangement direction of the first guide rail and the second guide rail;

and step three, in the moving process of the chain plate mechanism, sequentially and longitudinally feeding and pushing the tapered rollers placed on the chain plate mechanism according to the arrangement directions of the first guide rail and the second guide rail to finish machining.

Compared with the prior art, the invention has the beneficial effects that: the invention adjusts the space attitude of the tapered roller on line through the adjusting mechanism, has simple adjusting mode, reduces the processing difficulty and greatly improves the production efficiency by adopting the non-formed cylindrical grinding wheel and the guide wheel in the penetrating processing process, also reduces the structural size of the processing device, has light volume and compact structure, and is beneficial to improving the production efficiency of the tapered roller.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a non-formed grinding wheel guide-free through type tapered roller processing device according to the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention with the grinding wheel and guide wheel removed;

FIG. 3 is a schematic view of the structure of the chain plate mechanism of the present invention;

FIG. 4 is a schematic view of a connection relationship between a first pushing link plate and an adjacent second pushing link plate in the present invention;

FIG. 5 is a schematic view of the connection of the adjustment mechanism, the first guide rail and the second guide rail according to the present invention;

the labels in the figure are: 1. adjusting mechanism, 101, vertical adjusting bolt, 102, horizontal adjusting bolt, 103, upper pin base, 104, lower pin base, 105, adjusting pin base, 2, guide pin structure, 3, chain plate mechanism, 301, first push chain plate, 302, second push chain plate, 303, supporting plate, 304, connecting plate, 305, lug, 4, first guide rail, 5, second guide rail, 6, first slider, 7, second slider, 8, connecting shaft, 9, drive connecting piece, 10, grinding wheel, 11, guide wheel, 12, tapered roller, 13, drive chain, 14, drive sprocket, 15, drive plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts belong to the protection scope of the present invention.

A guide-roller-free through type tapered roller processing device based on a non-formed grinding wheel is shown in figures 1 and 2 and comprises a grinding wheel 10, a guide wheel 11 and a pushing chain plate group used for longitudinally feeding and pushing a tapered roller 12, wherein the grinding wheel 10 and the guide wheel 11 respectively adopt a non-formed cylindrical grinding wheel and a non-formed guide wheel, the pushing chain plate group consists of a first guide rail 4 and a second guide rail 5 which are arranged in parallel, the first guide rail 4 is positioned right in front of the second guide rail 5, a first sliding block 6 and a second sliding block 7 are respectively arranged inside the first guide rail 4 and the second guide rail 5 in a sliding and spaced mode, each first sliding block 6 is hinged to a chain plate mechanism used for placing the tapered roller 3 through a connecting shaft 8, each second sliding block 7 is connected with the chain plate mechanism 3 through a driving connecting piece 9, driving mechanisms used for driving the first sliding block 6 and the second sliding block 7 to slide in the first guide rail 4 and the second guide rail 5 are jointly arranged on the inner sides of the first guide rail 4, the driving mechanism comprises a driving chain 13 and a driving chain wheel 14, and a plurality of driving plates 15 matched with the driving connecting piece 9 are arranged on the driving chain 13 at intervals.

First guide rail 4 and second guide rail 5 are the elastic guide of deformability, in this embodiment, the bottom parallel and level of first guide rail 4 and second guide rail 5, the top of first guide rail 4 is higher than the top of second guide rail 5, and first guide rail 4 is the same with second guide rail 5's structure, is the runway-shaped structure that forms after two linear guide and two elasticity curved rails crisscross arrangement and end to end connection. The first guide rail 4 and the second guide rail 5 are connected through a plurality of guide pin structures 2, and an adjusting mechanism 1 for adjusting the space posture of the tapered roller is further arranged between the first guide rail 4 and the second guide rail 5.

As shown in fig. 3, the link plate mechanism 3 is composed of a plurality of first pushing link plates 301 and a plurality of second pushing link plates 302 which are arranged in a staggered manner and sequentially connected end to end, wherein the first pushing link plates 301 are used for placing the tapered rollers 12, one end of each of the first pushing link plates 301 and one end of each of the second pushing link plates 302 are jointly hinged to the connecting shaft 8, the other end of each of the first pushing link plates 301 and one end of the next second pushing link plate 302 are jointly hinged to the driving connecting member 9, and in order to achieve the best use effect, a person skilled in the art can arrange transition link plates with a certain length in the link plate mechanism 3 to play a role in adjusting the overall length of the link plate mechanism 3.

As shown in fig. 5, the adjusting mechanism 1 includes a vertical adjusting bolt 101, a horizontal adjusting bolt 102, an upper pin base 103 connected to the first guide rail 4, a lower pin base 104 connected to the second guide rail 5, and an adjusting pin base 105 for connecting the two, the lower pin base 104 is located on one side of the bottom of the upper pin base, the vertical adjusting bolt 101 penetrates through one side of the adjusting pin base 105 and is in threaded connection with the upper pin base 103, the horizontal adjusting bolt 102 penetrates through the other side of the adjusting pin base 105 and is in threaded connection with the lower pin base 104, the distance between the tops of the first guide rail 4 and the second guide rail 5 is adjusted by the vertical adjusting bolt 101, and the distance between the first guide rail 4 and the second guide rail 5 in the horizontal direction is adjusted by the horizontal adjusting bolt 102, so as to adjust the spatial posture of the tapered roller.

In this embodiment, the guide pin structure 2 includes a lower guide pin mechanism for connecting the bottom of the first guide rail 4 and the bottom of the second guide rail 5 and an upper guide pin mechanism for connecting the top of the first guide rail 4 and the top of the second guide rail 5, the upper guide pin mechanism and the lower guide pin mechanism are provided with multiple sets, the lower guide pin mechanism includes two pin bases respectively provided at the bottom of the first guide rail 4 and the bottom of the second guide rail 5, the pin bases are provided with pin holes, and pins are fittingly installed in the pin holes of the two pin bases; the upper guide pin mechanism has basically the same structure as the adjusting mechanism 1, and is different from the adjusting mechanism 1 only in that a vertical adjusting bolt 101 and a horizontal adjusting bolt 102 in the adjusting mechanism 1 are replaced by pins, and the upper guide pin mechanism performs a guiding function when the adjusting mechanism 1 works.

In this embodiment, the driving link 9 is U-shaped, the driving link 9 is matched with a driving mechanism, two ends of the driving link 9 are symmetrically provided with driving shafts (not shown in the figures), one of the driving shafts is hinged to the first pushing link 301 and one of the ends of the next second pushing link 302, and the other driving shaft is fixedly connected with the second sliding block 7.

As shown in fig. 4, the bottom end of the first pushing link plate 301 is provided with a supporting plate 303 for supporting the tapered roller, the supporting plate is vertically arranged with the first pushing link plate 301, two connecting plates 304 are symmetrically hinged to both ends of the first pushing link plate 301, one of the connecting plates and one of the ends of the second pushing link plate 302 are hinged to the connecting shaft 8 together, and the other connecting plate and one of the ends of the next second pushing link plate 302 are hinged to the driving connecting member 9 together. A projection 305 for supporting one end of the tapered roller 12 is provided at an intermediate position of the second push link plate 302, and the projection 305 and the support plate 303 jointly support the tapered roller.

In order to achieve the best use effect, the central axis of the grinding wheel 10 is not parallel to the plane where the first guide rail 4 or the second guide rail 5 is located, so that the plain line of the grinding wheel 10 can be completely attached to the plain line of the tapered roller 12, and meanwhile, the guide wheel can be completely attached to the plain line on one side of the tapered roller through posture adjustment of the adjusting mechanism 1 on the horizontal plane of the tapered roller.

The processing method of the non-forming grinding wheel guide-roller-free through type tapered roller processing device comprises the following steps:

firstly, adjusting the distance between the tops of a first guide rail 4 and a second guide rail 5 through a vertical adjusting bolt 101, and adjusting the distance between the first guide rail 4 and the second guide rail 5 in the horizontal direction through a horizontal adjusting bolt 102, so as to adjust the space attitude of the tapered roller;

step two, the driving mechanism starts to work, a driving plate 15 arranged on the driving mechanism drives a first sliding block 6 and a second sliding block 7 to slide in the first guide rail 4 and the second guide rail 5 through a driving connecting piece 9, and further drives the chain plate mechanism to move along the arrangement direction of the first guide rail 4 and the second guide rail 5;

and step three, in the moving process of the chain plate mechanism, sequentially and longitudinally feeding and pushing the tapered rollers placed on the chain plate mechanism according to the arrangement directions of the first guide rail 4 and the second guide rail 5 to finish machining.

The pushing chain plate group can realize the complete penetration type centerless grinding processing of the tapered roller, and the convexity of the large end and the small end can be naturally formed in the penetration and penetration process of the tapered roller in the penetration type processing process. The device has the advantages of simple and convenient process, compact structure, online adjustment, small space size, contribution to popularization and capability of greatly improving the production efficiency of the tapered roller.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.