CN213827809U

CN213827809U - Vertical feeding mechanism of spherical roller superfinishing machine

Info

Publication number: CN213827809U
Application number: CN202022869309.8U
Authority: CN
Inventors: 王国勇; 郑健武; 乔永立; 顿涌泉; 吕�峥
Original assignee: Zhejiang Shengda Intelligent Equipment Co ltd
Current assignee: Zhejiang Shengda Intelligent Equipment Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-07-30
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses a super smart quick-witted vertical feed mechanism of spherical roller, including elevation structure, the empty structure that disappears, fine setting structure and pressurization structure, elevation structure includes lift power, riser guide and is used for connecting the lift planker that has the yaw of oilstone, and riser guide is connected with lift power transmission, and the lift planker is connected on riser guide and the lift displacement, is provided with the fine setting structure that all is used for making the relative lift planker lift displacement of yaw and the empty structure that disappears between yaw and the lift planker. The pressurizing structure comprises a pressure lever and a lifting part, wherein the pressure lever is used for pressing the oilstone, and the pressure lever is connected with the swinging head in a lifting mode through the lifting part to adjust the pressure on the oilstone. The mechanism can adjust oilstone displacement to enable the oilstone to be accurate and seamless, the oilstone can be attached to spherical surfaces of spherical rollers with different shapes and different curvatures, hyperfine machining of the spherical rollers is achieved, point damage, waviness, surface roughness and geometric deviation of the spherical surfaces are reduced, and precision quality and machining efficiency are improved.

Description

Vertical feeding mechanism of spherical roller superfinishing machine

Technical Field

The utility model relates to a spherical roller processing technology field, more specifically say, relate to a perpendicular feed mechanism of super smart machine of spherical roller.

Background

The spherical roller bearing can bear strong impact load in the radial direction and the axial direction, has high bearing capacity and self-aligning capacity, and is widely applied to various industries such as high-speed rail construction, large-scale conveying equipment, mining machinery, hoisting machinery and the like with the advantages of low maintenance cost and long service life. The spherical roller is an important component of the self-aligning roller bearing, and the precision of the spherical roller determines the precision and quality of the bearing, and influences important performance parameters such as smoothness, rigidity, load bearing degree, deformation resistance durability and the like of the bearing operation. At present, the demand for high-precision spherical roller bearings in China is increasing, however, as shown in fig. 1, the spherical surface of a spherical roller has a spherical radian, the shapes of the expressed radians of the spherical rollers with different radiuses and curvatures are different, the difficulty in high-precision processing of the surface is high, and it is difficult to realize high-precision processing of various types of spherical rollers by using the same equipment, so that automatic equipment or a mechanism capable of efficiently processing the high-precision spherical rollers naturally becomes a key research direction in the field.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a perpendicular feed mechanism of spherical roller super smart machine can adjust the oilstone displacement and make its accurate and seamless laminating different shapes and the sphere of the spherical roller of different curvatures, realizes the hyperfine processing to spherical roller, reduces point damage, waviness, roughness and the geometric deviation of sphere, improves precision quality and machining efficiency.

In order to achieve the above object, the utility model provides a pair of super smart quick-witted vertical feed mechanism of spherical roller, including elevation structure, empty structure, fine setting structure and pressurization structure disappear, elevation structure includes lift power, elevating guide and is used for connecting the lift planker that has the yaw of oilstone, elevating guide with lift power transmission connects, the lift planker is connected last and edge of elevating guide lift displacement. The pressure-applying mechanism comprises a swing head, a lifting carriage and a pressurizing structure, wherein the swing head is arranged on the lifting carriage, the lifting carriage is arranged on the swing head, the pressure-applying structure is arranged on the lifting carriage, the swinging head is connected with the lifting carriage through the lifting part, and the pressurizing structure is used for pressing the oilstone.

Preferably, an adjusting bracket is arranged between the swinging head and the lifting carriage, the adjusting bracket is connected with the lifting carriage in a lifting manner through the emptying structure, and the swinging head is connected with the adjusting bracket in a lifting manner through the fine adjustment structure.

Preferably, the adjusting bracket is vertically arranged, the air eliminating structure comprises an air eliminating cylinder and an air eliminating groove for the air eliminating cylinder to be embedded into, the air eliminating groove is positioned on a swing shaft seat connected with the lifting carriage, a cylinder body of the air eliminating cylinder is fixedly connected with the adjusting bracket, and the tail end of a piston rod of the air eliminating cylinder is fixedly connected with the side wall of the air eliminating groove and extends and retracts in the vertical direction.

Preferably, the fine adjustment structure comprises an adjustment screw rod, an adjustment nut and a guide groove located on the adjustment support, the guide groove is vertically arranged with the adjustment screw rod, one end of the adjustment screw rod is rotatably connected with the side wall of the guide groove, the adjustment screw rod is in threaded connection with the adjustment nut, one end of the swinging head is provided with a vertically extending oilstone support, and the oilstone support is fixedly connected with the adjustment nut into a whole.

Preferably, the pressurizing structure comprises pressurizing power, a vertically arranged telescopic rod, a transverse connecting plate connected with the telescopic rod and the pressure lever connected with the transverse connecting plate.

Preferably, the lifting power is a servo motor, the lifting guide rail is a linear guide rail, and the lifting carriage moves along the linear guide rail.

Preferably, the adjusting bracket is provided with protection plates on two sides of the air elimination cylinder, and the two protection plates are vertically arranged oppositely.

Preferably, the pressurizing power is set as a hydraulic oil cylinder, and a piston rod of the hydraulic oil cylinder forms the telescopic rod.

Preferably, the adjusting bracket is used for being connected to one end of a rotating shaft through a swing shaft seat, and the other end of the rotating shaft is connected with a swing mechanism and drives the swing head to swing along with the swing mechanism.

The utility model provides a technical scheme, the vertical feed mechanism of the spherical roller superfinishing machine comprises a lifting structure, a blanking structure, a fine adjustment structure and a pressurization structure, a swinging head with oilstone can carry out lifting displacement adjustment through the lifting structure, and carry out vertical displacement fine adjustment through the blanking structure and the fine adjustment structure, and the pressurization structure can also adjust the pressurization degree of the oilstone to a workpiece through a pressure rod and a lifting part, so that the vertical feed structure can accurately regulate and control the displacement by carrying out coarse adjustment and fine adjustment on the displacement in the vertical direction, the oilstone can be accurately and seamlessly attached to the outer spherical surface of the spherical roller by combining pressure adjustment, the accurate displacement regulation and pressure switching can enable the oilstone to adapt to various spherical rollers with different sizes and different curvature radiuses and different surface shapes, and the consistency and quality precision of the oilstone to the surface processing of the roller are ensured, therefore, the requirement of equipment for superfinishing the spherical roller is met, the point damage, the waviness, the surface roughness and the geometric deviation of the spherical surface can be reduced, and the precision quality and the machining efficiency are improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of a spherical roller according to the prior art;

fig. 2 is a schematic structural diagram of a spherical roller superfinishing machine according to an embodiment of the present invention;

fig. 3 is an isometric view of a vertical feed mechanism in an embodiment of the present invention;

fig. 4 is a front view of the vertical feed mechanism in an embodiment of the present invention;

FIG. 5 is a sectional view taken along the line A-A of the vertical feed mechanism in the embodiment of the present invention;

fig. 6 is a left side view of the vertical feed mechanism in the embodiment of the present invention;

fig. 7 is a sectional view of the vertical feed mechanism in the embodiment of the present invention from the B-B direction.

In fig. 1-7:

100. a spherical roller; 1. lifting power; 2. a lifting guide rail; 3. a blanking structure; 31. adjusting the bracket; 32. an air elimination cylinder; 33. eliminating an empty groove; 34. a protection plate; 4. a fine adjustment structure; 41. adjusting a lead screw; 42. a guide groove; 43. adjusting a screw nut; 5. a pressurizing structure; 51. a hydraulic cylinder; 52. a transverse connecting plate; 53. a pressure lever; 6. swinging the head; 61. an oilstone support; 7. a swing mechanism; 71. a swing shaft seat.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

An object of this embodiment is to provide a perpendicular feed mechanism of ball roller super smart machine can adjust the oilstone displacement and make its accurate and seamless sphere of laminating the ball roller of different shapes and different curvatures, realizes the hyperfine processing to ball roller, reduces point damage, waviness, surface roughness and the geometric deviation of sphere, improves precision quality and machining efficiency.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

Referring to fig. 2-7, the vertical feeding mechanism of the spherical roller superfinishing machine provided in this embodiment can be matched with the spherical roller superfinishing machine, and is a component of the superfinishing machine, and is used for driving and adjusting the displacement of the swing head 6 of the superfinishing machine, so that the oilstone on the swing head 6 can be precisely attached to the spherical surfaces of the spherical rollers of different shapes, thereby performing superfinishing on various spherical surfaces. The swinging head 6 is a component for fixing a machining tool on the spherical roller machining equipment. The processing cutter sets up to the oilstone in this implementation, carries out the fine processing to the spherical roller. The oilstone is fixed on an oilstone clamp of the swinging head 6, and the vertical feeding mechanism of the spherical roller superfinishing machine comprises a lifting structure, a hollow eliminating structure 3, a fine adjusting structure 4 and a pressurizing structure 5. The lifting structure comprises a lifting power 1, a lifting guide rail 2 and a lifting carriage, the lifting carriage is lifted and displaced along the lifting guide rail 2, and the lifting carriage is used for connecting the swinging head 6 and driving the swinging head 6 to lift, so that the lifting adjustment of the swinging head 6 is realized, and the swinging head 6 can adapt to spherical rollers with different radius sizes; and fine setting structure 4 and empty structure 3 that disappears all set up between yaw 6 and lift planker to all be used for making yaw 6 carry out the displacement of going up and down relative to the lift planker, can finely tune yaw 6's position through fine setting structure 4 and empty structure 3 that disappears, simultaneously, pressurization structure 5 includes depression bar 53 and lift part, the end pressure of depression bar 53 is supported on the oilstone, be used for exerting pressure for the oilstone, depression bar 53 passes through the lift part to be connected on yaw 6 and can go up and down the displacement with yaw 6 relatively, in order to adjust the pressure size to the oilstone.

With such an arrangement, the vertical feeding mechanism of the spherical roller superfinishing machine provided by the embodiment has the advantages that on one hand, through rough adjustment and fine adjustment of displacement and combined with pressure adjustment of the oilstone, the oilstone on the swing head 6 is precisely and seamlessly attached to the spherical surface of the spherical roller, the oilstone is always attached to the spherical surface and abuts against the spherical surface for surface processing, a deteriorated layer on the surface can be removed, the processing quality is high, the processing consistency on each part of the spherical surface is high, the superfinishing on the whole spherical surface can be realized, the surface roughness, the waviness, the point damage and the spherical surface shape deviation are reduced, the overall spherical profile is improved, and the quality precision of the spherical surface processing is improved; on the other hand, as the displacement of the oilstone can be finely adjusted through each structure, the position of the oilstone can be adjusted according to spherical rollers with different sizes and curvatures, so that the oilstone is ensured to adapt to and be attached to the spherical surfaces of various types of spherical rollers in a seamless manner, various types of spherical rollers can be subjected to superfine processing, the consistency of quality precision can be ensured, and the processing efficiency is also improved; meanwhile, the superfinishing of the workpiece by the oilstone can be accurately controlled.

Specifically, lift power 1 can be servo motor, lift guide 2 is linear guide, yaw 6 passes through spherical roller swing case and connects on the lift planker, ball and servo motor installation are as an organic whole, lift planker and spherical roller swing case are the screw sub-assembly, connect on the lead screw, servo motor is rotatory to make accurate reciprocating of linear guide along the lift planker and swing case through the lead screw, can accurately control the displacement volume of yaw, thereby can be accurate control oilstone laminating different radius size's roller, and control is for the position of roller, control hyperfine machining volume. In the preferred scheme of this embodiment, elevation structure still includes linear guide, and when the lift planker was connected on the lead screw, the slip cover was established along linear guide for play the guide effect, guarantee the smoothness and the linearity of lift displacement.

As shown in fig. 2 and 3, an adjusting bracket 31 is disposed between the swing head 6 and the spherical roller swing box, the adjusting bracket 31 is connected with the spherical roller swing box through the blanking structure 3 in a lifting manner to perform lifting displacement adjustment, and the swing head 6 is connected with the adjusting bracket 31 in a lifting manner through the fine adjustment structure 4 to perform lifting displacement adjustment. In this way, the position of the pendulum head 6 relative to the oilstone can be adjusted by the blanking structure 3 and the fine adjustment structure 4, respectively.

Adjusting bracket 31 is used for being connected with spherical roller swing case, for making oilstone laminating sphere radian swing and process, in this embodiment, vertical feed mechanism can combine with swing mechanism 7, swing mechanism 7 drives yaw 6 and swings according to the orbit of predetermineeing, make yaw 6 adjust the back that targets in place in the vertical direction, can follow the roller axial and carry out the displacement according to spherical roller's sphere radian orbit, make oilstone part not only seamless laminating on the sphere of roller all the time, and can make the oilstone carry out quick round trip swing along the sphere radian, carry out whole axial super-fine machining to spherical roller fast. So set up, can avoid spherical roller to carry out the displacement in the axial, whole more firm, and make the pendulum head 6 carry out the displacement along the axial and sphere radian of laminating roller, can improve processingquality, realize the uniformity towards high accuracy processing to whole sphere, avoid producing sphere radian deviation, sphere unevenness, ripple or point damage etc. guarantee hyperfine processingquality. As shown in fig. 1, 6 and 7, the swing mechanism may be connected to a spherical roller swing box, the spherical roller swing box is provided with a rotating shaft, the swing head 6 is connected to one end of the rotating shaft through the adjusting bracket 31 and the swing shaft seat 71, and the other end of the rotating shaft is connected to a swing point of the swing mechanism 7 to be driven by the swing mechanism 7 to swing the swing head 6. The swing mechanism 7 may be any mechanism capable of realizing swing in the prior art, and is not limited in detail herein.

As shown in fig. 3, 4 and 7, the adjusting bracket 31 is vertically arranged, the air-eliminating structure 3 comprises an air-eliminating cylinder 32 and an air-eliminating groove 33 for embedding the air-eliminating cylinder 32, the air-eliminating groove 33 is formed by an installation flange connected with the swing shaft seat 71, the body of the air-eliminating cylinder 32 is fixedly connected with the adjusting bracket 31, the body of the air-eliminating cylinder 32 is positioned in the air-eliminating groove 33, and the piston rod is vertically connected with the side wall of the air-eliminating groove 33. The air-eliminating cylinder 32 is a bidirectional cylinder, and a bidirectional piston rod of the bidirectional cylinder is fixedly connected with the two flanges along the vertical direction. The air eliminating cylinder 32 can drive the swing head 6 to lift, and the air cylinder has a quick jump property, so that the idle stroke between the oilstone and the workpiece can be quickly eliminated, the effect of quickly eliminating the idle stroke is realized, and the processing efficiency can be improved.

As shown in fig. 5, the adjusting bracket 31 is provided with protection plates 34 on both sides of the air-eliminating cylinder 32, and the two protection plates 34 are vertically arranged opposite to each other to protect the air-eliminating cylinder 32.

As shown in fig. 3 and 7, the fine adjustment structure 4 includes an adjustment screw 41, an adjustment nut 43, and a guide groove 42 located on the adjustment bracket 31, the guide groove 42 and the adjustment screw 41 are both vertically disposed, the adjustment screw 41 sinks into the guide groove 42, one end of the adjustment screw is rotatably connected to a side wall of the guide groove 42, and the adjustment screw 41 is in threaded connection with the adjustment nut 43. One end of the swinging head 6 is provided with an oilstone, the other end of the swinging head is provided with an oilstone support 61 which extends vertically, and the oilstone support 61 is fixedly connected with the adjusting screw 43 to adjust the position along with the adjusting screw 43. Meanwhile, the oilstone support 61 is strip-shaped and is embedded into the guide groove 42, the side walls of the two sides of the oilstone support 61 are respectively close to or abut against the left side wall and the right side wall of the guide groove 42, so that the oilstone support 61 is restrained by the guide groove 42, when the position of the swinging head 6 needs to be finely adjusted, the adjusting screw rod 41 is screwed, the swinging head 6 can keep vertical and fixed orientation relative to the adjusting support 31, and the rotation in the horizontal direction cannot occur.

The pressurizing structure 5 comprises pressurizing power, a vertically arranged telescopic rod, a transverse connecting plate 52 connected with the telescopic rod and a pressure rod 53 connected with the transverse connecting plate 52. The telescopic link is vertical to be set up and is connected with pressurization power transmission, can realize the flexible of vertical direction, drives vertical depression bar 53 through transverse connection board 52 and carries out the displacement adjustment of vertical direction to can adjust the pressure size that depression bar 53 pressed and supports on the oilstone. In particular, the pressurizing power may be provided as a hydraulic ram 51, i.e. a hydraulic ram of the prior art, the piston rod of the hydraulic ram 51 forming a telescopic rod. The piston rod of the hydraulic oil cylinder 51 is connected with the transverse connecting plate. In the preferred scheme of this embodiment, the transverse connection plate 52 can be connected with the piston rod in a rotating manner by adopting a threaded pressurizing plate, so that the horizontal displacement of the pressure lever 53 can be realized, and when the oilstone is replaced, the pressure lever 53 can be rotated to one side of the oilstone, so that the replacement is convenient. Alternatively, the pressing rod 53 may be rotatably connected to the transverse connecting plate 52, and the pressing rod 53 may be a non-linear rod, so that only the pressing rod 53 is rotated, and the pressing rod 53 may be rotated to be deviated from the oilstone.

It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments. The multiple schemes provided by the invention comprise basic schemes, are independent from each other and are not restricted with each other, but can be combined with each other under the condition of no conflict, so that multiple effects are realized together.

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.

Claims

1. The utility model provides a perpendicular feed mechanism of sphere roller super smart machine, its characterized in that, including elevation structure, empty structure (3), fine setting structure (4) and pressurization structure (5) disappear, elevation structure includes lift power (1), lift guide (2) and is used for connecting the lift planker that has yaw (6) of oilstone, lift guide (2) with lift power (1) transmission is connected, the lift planker is connected go up and down and follow on lift guide (2) displacement, yaw (6) with be provided with between the lift planker and all be used for making yaw (6) are relative lift displacement fine setting structure (4) with empty structure (3) disappear, pressurization structure (5) are including being used for pushing down depression bar (53) and the lift part of oilstone, depression bar (53) pass through lift part with it is right to adjust to swing head (6) lift connection oil displacement The pressure of the stone.

2. The vertical feeding mechanism of the spherical roller superfinishing machine according to claim 1, wherein an adjusting bracket (31) is disposed between the swinging head (6) and the lifting carriage, the adjusting bracket (31) is connected with the lifting carriage in a lifting manner through the blanking structure (3), and the swinging head (6) is connected with the adjusting bracket (31) in a lifting manner through the fine adjustment structure (4).

3. The vertical feeding mechanism of the spherical roller superfinishing machine according to claim 2, wherein the adjusting bracket (31) is vertically arranged, the blanking structure (3) comprises a blanking cylinder (32) and a blanking groove (33) for embedding the blanking cylinder (32), the blanking groove (33) is located on a swing shaft seat (71) connected with the lifting carriage, and a cylinder body of the blanking cylinder (32) is fixedly connected with the adjusting bracket (31); the tail end of a piston rod of the air elimination cylinder (32) is fixedly connected with the side wall of the air elimination groove (33) and stretches along the vertical direction.

4. The vertical feeding mechanism of the spherical roller superfinishing machine according to claim 3, wherein the fine adjustment structure (4) comprises an adjustment screw (41), an adjustment nut (43) and a guide groove (42) located on the adjustment bracket (31), the guide groove (42) is vertically arranged with the adjustment screw (41), the adjustment screw (41) is rotatably connected with a side wall of the guide groove (42), the adjustment nut (43) is in threaded connection with the adjustment screw (41), the swinging head (6) is provided with a vertically extending oilstone bracket (61), the oilstone bracket (61) is fixedly connected with the adjustment nut (43) and embedded in the guide groove (42), and two sides of the oilstone bracket (61) are respectively close to or abut against left and right side walls of the guide groove (42).

5. The vertical feed mechanism of a spherical roller superfinishing machine according to claim 4, wherein the pressing structure (5) comprises a pressing power, a vertically disposed telescopic rod, a transverse connection plate (52) connected to the telescopic rod, and the pressing rod (53) connected to the transverse connection plate (52).

6. The vertical feeding mechanism of the spherical roller superfinishing machine according to claim 1, wherein the lifting power (1) is configured as a servo motor, the lifting rail (2) is configured as a linear rail, the lifting carriage is sleeved on the linear rail, and the lifting carriage is sleeved on the linear rail and moves along the linear rail.

7. The vertical feed mechanism of a spherical roller superfinishing machine according to claim 5, wherein the transverse link plate (52) is horizontally pivotally connected to the telescoping rod.

8. The vertical feeding mechanism of the spherical roller superfinishing machine according to claim 3, wherein the adjusting bracket (31) is provided with a protection plate (34) on each side of the air dissipation cylinder (32), and the two protection plates (34) are vertically arranged oppositely.

9. The vertical feed mechanism of a spherical roller superfinishing machine according to claim 5, wherein the pressurizing power is provided as a hydraulic cylinder (51), and a piston rod of the hydraulic cylinder (51) forms the telescopic rod.

10. The vertical feeding mechanism of a spherical roller superfinishing machine according to claim 2, wherein the adjusting bracket (31) is adapted to be connected to one end of a rotating shaft via a swing shaft seat (71), and the other end of the rotating shaft is connected to the swing mechanism (7) and drives the swing head (6) to swing along with the rotating shaft.