CN219325116U

CN219325116U - Floating seat and floating honing mechanism

Info

Publication number: CN219325116U
Application number: CN202320008144.6U
Authority: CN
Inventors: 朱俊伟; 李成鑫
Original assignee: Ningbo Sikepuli Automation Equipment Co ltd
Current assignee: Ningbo Sikepuli Automation Equipment Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-07-11
Anticipated expiration: 2033-01-04

Abstract

The utility model relates to the field of honing equipment, and discloses a floating seat and a floating honing mechanism, wherein the floating seat comprises a placing seat with an upward opening for placing a stator, two ends of the placing seat are hinged into a mounting ring through a first hinge shaft, a first limiting mechanism for limiting the deflection angle of the placing seat is arranged between the side wall of the placing seat and the side wall of the mounting ring or below the mounting ring on the side wall of the placing seat, two ends of the mounting ring are hinged between two limiting plates through a second hinge shaft, the overturning direction of the mounting ring is perpendicular to the overturning direction of the placing seat, a second limiting mechanism for limiting the deflection angle of the mounting ring is arranged below the mounting ring on the side wall of the limiting plates, the floating seat can realize self-centering honing through floating, can avoid the interference of chips and ensure that the placing seat can always keep stable and smooth floating.

Description

Floating seat and floating honing mechanism

Technical Field

The utility model relates to the field of honing equipment, in particular to a floating seat and a floating honing mechanism.

Background

When the existing stator inner hole is honed, due to the fact that the consistency of the outer outline size of part of the stator is poor and the perpendicularity between the stator inner hole and the end face is poor, when a honing rod descends to process the stator inner hole, the stator inner hole is difficult to align to the center of the stator, and therefore the quality problems of eccentricity and the like exist in the stator inner hole processing.

Based on the above-mentioned problem, chinese patent publication No. CN209256641U discloses a floating honing fixture, which comprises a base plate, wherein the fixed plates are arranged on the base plate and are oppositely arranged left and right, a circular ring is hinged between the two fixed plates, the front end and the rear end of the circular ring are both hinged with a movable plate, a workpiece placing plate is fixed at the lower end of the movable plate, a positioning seat for placing a workpiece is arranged on the workpiece placing plate, and the positioning seat is provided with a placing groove with an upward opening.

The upper ends of the fixed plate and the movable plate are respectively provided with a first limiting plate and a second limiting plate, the first limiting plate is required to extend to the upper side of the circular ring and is provided with a positioning pin in clearance fit with the circular ring below so as to limit the overturning angle of the circular ring relative to the fixed plate, and the second limiting plate is extended to the upper side of the circular ring and is provided with a positioning pin in clearance fit with the circular ring below so as to limit the overturning angle of the movable plate relative to the circular ring.

Above structure is in order to realize the unsteady of positioning seat, needs to fix first limiting plate and second limiting plate on fixed plate and fly leaf respectively through the screw to drive both and extend to the ring top, these structures expose in the top of frock, when honing, the piece that honing splashes and fills in the clearance of first limiting plate and fixed plate and second limiting plate and fly leaf easily, leads to the loss of floatability, needs artifical irregular clearance, has the inconvenient problem of use.

Disclosure of Invention

Aiming at the defect that the floating honing tool in the prior art easily causes honing scraps to interfere and lose floating performance, the first object of the utility model is to provide a floating seat capable of avoiding the influence of the honing scraps.

In order to solve the technical problems, the utility model is solved by the following technical scheme:

the utility model provides a floating seat, including the opening upwards be used for placing the seat of placing of stator, place the both ends of seat and hinge in a collar through first articulated shaft, place between seat lateral wall and the collar lateral wall or be provided with the restriction on placing the seat lateral wall in the collar below and place the first restriction mechanism of seat deflection angle, the both ends of collar hinge between two limiting plates and the upset direction perpendicular to of collar place the upset direction of seat through the second articulated shaft, be provided with the second restriction mechanism of restriction collar deflection angle in the collar below on the limiting plate lateral wall.

By adopting the scheme, the adjustment of four degrees of freedom of the placing seat can be realized by arranging the first limiting mechanism and the second limiting mechanism, the placing seat can float in four directions in a specified range, the first limiting mechanism is arranged between the side wall of the placing seat and the mounting ring, the second limiting mechanism is arranged between the bottom of the mounting ring and the limiting plate, the discharging direction of scraps can be avoided during honing, the scraps are prevented from interfering the floating of the placing seat, the placing seat is ensured to swing in a preset deflection angle, and the automatic centering effect of the honing rod on the center of the stator is realized.

Preferably, the first limiting mechanism comprises an arc-shaped groove and a plug post, wherein the arc-shaped groove is arranged on at least one side of the placement seat around the circumference of the first hinge shaft, the plug post is in plug fit with the arc-shaped groove, and the plug post is arranged on the mounting ring and is in plug fit with the middle part of the arc-shaped groove.

By adopting the scheme, the inserted column is hinged with the middle part of the arc-shaped groove in a normal state, and because the arc-shaped groove is wound outside the first hinge shaft, when the placing seat swings relative to the first hinge shaft, the inserted column tends to move in the arc-shaped groove, and the deflection angle of the placing seat is determined by the radian of the arc-shaped groove.

Preferably, at least two arc-shaped grooves are uniformly arranged at intervals around the circumference of the first hinge shaft, and inserted columns which are in one-to-one correspondence with the arc-shaped grooves are arranged on the mounting ring.

By adopting the scheme, the arc-shaped grooves are more than two, so that the swing of the placing seat on the mounting ring is more stable.

Preferably, the second limiting mechanism comprises a first limiting column which is symmetrically and convexly arranged on the inner wall of the at least one limiting plate by taking the second hinge shaft as a center, and the first limiting column extends to the lower part of the mounting ring and is in clearance fit with the bottom of the mounting ring.

By adopting the scheme, the first limiting columns are symmetrically arranged below two sides of the second hinge shaft, and the deflection angle of the mounting ring relative to the first hinge shaft is determined by the distance between the mounting ring and the first limiting columns.

Preferably, the range of the deflection angle of the mounting ring relative to the second hinge shaft is consistent with the range of the deflection angle of the placement seat relative to the first hinge shaft.

By adopting the scheme, the swing of the four directions of the placing seat is realized through the swing of the mounting ring relative to the limiting plate and the swing of the placing seat relative to the first hinge shaft, when the swing angle is consistent, the swing ranges of the four directions of the placing seat are consistent, and the self-centering flexibility is improved.

Preferably, the deflection angle of the placement base relative to the first hinge shaft is less than or equal to ±4°.

By adopting the scheme, the deflection angle of the placement seat is not too large, and is relatively suitable.

Preferably, the placement seat, the mounting ring and the limiting plate can be reciprocally offset by less than or equal to 1mm relative to the first hinge shaft and the second hinge shaft, respectively.

By adopting the scheme, the interval between the two limiting plates = mounting ring + the interval between mounting ring and limiting plate is 2, the interval between mounting ring and limiting plate is less than or equal to 1mm, the second shaft hole is greater than the second hinge, make the mounting ring can be less than 1 mm's distance along the axial reciprocating motion of second hinge, the interval between two inner walls of mounting ring = place seat + place seat and the interval of mounting ring 2, the interval of mounting ring and place seat is less than or equal to 1mm, first shaft hole is greater than first hinge, make place seat can be less than 1 mm's distance along the axial reciprocating motion of first hinge, so, place seat can finally realize the removal in four directions 1mm, with further improvement place seat self-centering effect.

The second object of the utility model is to provide a floating honing mechanism, which comprises a honing assembly arranged vertically in a lifting manner, wherein the honing assembly comprises a honing stick arranged horizontally in a rotating manner and a driving mechanism for driving the honing stick to rotate, a floating seat is arranged below the honing stick, and the honing stick can be inserted into the placing seat after being lowered.

By adopting the scheme, the honing stick is lifted in the rotating process, when the honing stick descends, the honing stick can enter the placing seat to precisely honing the inner hole of the stator, and the placing seat can swing in four directions, so that the size deviation existing in the stator preamble processing and the size difference existing in the original installation of the placing seat can be overcome, and when the honing stick is inserted into the inner hole of the stator, the placing seat swings in a follow-up mode to realize the self-centering function of the inner hole of the stator and the center of the honing stick.

The utility model has the remarkable technical effects due to the adoption of the technical scheme: set up first restriction mechanism between placing seat lateral wall and collar, set up second restriction mechanism between collar below and limiting plate, thereby realize placing the seat and evenly swing in four directions, simultaneously, it can also follow the axial of first articulated shaft and second articulated shaft and carry out the removal that is less than 1mm to place the seat, thereby when the honing stick inserts, can follow-up swing and skew in order to realize stator hole and honing stick center from the centering function, the opening direction of placing the seat is all kept away from to foretell first restriction mechanism and second restriction mechanism, can avoid the interference of honing piece, guarantee to place the seat and can remain stable and smooth unsteady all the time.

Drawings

FIG. 1 is an isometric view of a floating mount of embodiment 1;

FIG. 2 is a front view of a floating mount of embodiment 1;

FIG. 3 is a disassembled view of a floating mount of embodiment 1;

figure 4 is a front view of a floating honing mechanism of embodiment 1;

fig. 5 is a front view of a floating seat of embodiment 2.

The names of the parts indicated by the numerical reference numerals in the above drawings are as follows: 1. a placement seat; 2. a mounting ring; 3. a first hinge shaft; 4. an arc-shaped groove; 5. inserting a column; 6. a limiting plate; 7. a second hinge shaft; 8. a first limit post; 9. a first jack; 10. a first shaft hole; 11. a second shaft hole; 12. a second jack; 13. honing stick; 14. a third jack; 15. and the second limiting column.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings and examples.

Example 1

The utility model provides a floating honing mechanism, refer to fig. 4 and show, including the honing subassembly of vertical lift setting, the lift of honing subassembly is controlled by a cylinder (not shown), and the honing subassembly includes the honing stick 13 that the level rotated and sets up and drives the pivoted actuating mechanism of honing stick 13, and actuating mechanism is motor (not shown), above prior art, is provided with a floating seat below honing stick 13, when honing stick 13 descends, can honing the stator hole of placing in the floating seat.

The structure of floating seat is shown with reference to fig. 1-3, including opening ascending placing seat 1, the stator can be placed in placing seat 1 from the opening, placing seat 1's both ends are articulated in a collar 2 through first articulated shaft 3, be provided with the first shaft hole 10 that can supply first articulated shaft 3 male on placing seat 1 and collar 2, the aperture in first shaft hole is greater than the diameter of first articulated shaft, the upset clearance that can supply placing seat 1 upset is reserved with placing seat 1 outer wall to collar 2 inner walls, the interval of two inner walls of collar = placing seat + placing seat and collar interval 2, the interval of collar and placing seat is less than or equal to 1mm, make placing seat can be along the axial reciprocating motion of first articulated shaft be less than 1 mm's distance, be provided with the first restriction mechanism of restriction placing seat 1 deflection angle between the lateral wall of placing seat 1 and collar 2, first restriction mechanism includes the arc groove 4 that winds first articulated shaft 3's circumference on at least one side of placing seat 1, in this embodiment, in both sides, the first arc groove that the circumference of placing seat 1 was provided with 4 around first articulated shaft 3 is provided with the arc groove 4, the arc groove that can be set up to two arc grooves 4 evenly, the arc groove is provided with in the arc groove is set up to two arc grooves is in the circumference 9 at least about first arc groove 4, the circumference of 1, the setting up in the arc groove is the two arc groove is the circumference 9, the two is set up to the arc groove is evenly under the two 1, the circumference 9.

The both ends of collar 2 pass through second articulated shaft 7 and articulate between two limiting plates 6, the upset direction of collar 2 is perpendicular to the upset direction of placing seat 1, be provided with the second shaft hole 11 that can supply second articulated shaft 7 male on limiting plate 6 and collar 2, the aperture of second shaft hole 11 is greater than the diameter of second articulated shaft 7, interval = collar 2+ the interval of collar 2 and limiting plate 6 between two limiting plates 6, the interval of collar and limiting plate is less than or equal to 1mm, make the collar can be along the axial reciprocating motion of second articulated shaft be less than 1 mm's distance, be provided with the second restriction mechanism of restriction collar 2 deflection angle below collar 2 on the lateral wall of limiting plate 6, the second restriction mechanism includes on the inner wall of at least one limiting plate 6 with second articulated shaft 7 as the protruding second jack 12 that establishes of central symmetry and interference fit insert the first spacing post 8 in second jack 12, first spacing post 8 extends to collar 2 below and with collar 2 bottom clearance fit, this two limiting mechanism are arranged in the limiting plate embodiment.

The range of the deflection angle of the mounting ring 2 relative to the second hinge shaft 7 is consistent with the range of the deflection angle of the placing seat 1 relative to the first hinge shaft 3, which is smaller than or equal to 4 degrees, the deflection angle can be set to be 2 degrees or 3 degrees or 4 degrees, namely, the placing seat 1 can finally swing in four directions by 2 degrees, the setting enables the deflection angle of the placing seat 1 to be uniform and controllable, the mounting ring can reciprocate along the axial direction of the second hinge shaft by less than 1mm, the placing seat can also realize deflection in 1mm along four directions, when a product or a floating seat itself is installed with a little error, the floating and deflection of the placing seat 1 can enable the stator inner hole to be automatically centered with the honing rod 13, the quality of the honing quality is improved, the generation of defective products is reduced, the first limiting mechanism and the second limiting mechanism are far away from the opening direction of the placing seat 1, the interference of the honing chips can be ensured, and stable and smooth placing of the floating seat can be kept all the time.

Example 2

The difference between this embodiment and embodiment 1 is that, referring to fig. 5, the arrangement mode and the arrangement position of the first limiting mechanism are different, the first limiting mechanism is arranged on the side wall of the placement seat 1, specifically, two third insertion holes 14 are arranged on the side wall of the placement seat 1 below the mounting ring 2 by taking the first hinge shaft 3 as a symmetry center, a second limiting post 15 extending below the mounting ring 2 is inserted in the third insertion holes 14 in an interference manner, and the second limiting post 15 is in clearance fit with the lower end surface of the mounting ring 2.

In embodiment 2, the first limiting mechanism and the second limiting mechanism are consistent in limiting mode of the deflection angle of the placing seat 1, and the limiting angle ranges are consistent, so that the placing seat 1 can swing in four directions, and the first limiting mechanism and the second limiting mechanism are far away from the opening direction of the placing seat 1, interference of honing chips can be avoided, and stable and smooth floating of the placing seat 1 can be always kept.

Claims

1. A floating seat comprising a placement seat (1) with an opening upwards for placing a stator, characterized in that: the two ends of the placing seat (1) are hinged in a mounting ring (2) through a first hinge shaft (3), a first limiting mechanism for limiting the deflection angle of the placing seat (1) is arranged between the side wall of the placing seat (1) and the side wall of the mounting ring (2) or below the mounting ring (2) on the side wall of the placing seat (1), two ends of the mounting ring (2) are hinged between two limiting plates (6) through a second hinge shaft (7), the overturning direction of the mounting ring (2) is perpendicular to the overturning direction of the placing seat (1), and a second limiting mechanism for limiting the deflection angle of the mounting ring (2) is arranged below the mounting ring (2) on the side wall of the limiting plates (6).

2. A floating mount according to claim 1 wherein: the first limiting mechanism comprises an arc-shaped groove (4) which is arranged on at least one side of the placement seat (1) around the circumference of the first hinge shaft (3) and an inserting column (5) which is in insertion fit with the arc-shaped groove (4), wherein the inserting column (5) is arranged on the mounting ring (2) and is in insertion fit with the middle part of the arc-shaped groove (4).

3. A floating mount according to claim 2 wherein: at least two arc-shaped grooves (4) are uniformly arranged around the first hinge shaft (3) at intervals in the circumferential direction, and inserted columns (5) which are in one-to-one correspondence with the arc-shaped grooves (4) are arranged on the mounting ring (2).

4. A floating mount according to claim 1 wherein: the second limiting mechanism comprises a first limiting column (8) which is symmetrically and convexly arranged on the inner wall of at least one limiting plate (6) by taking a second hinge shaft (7) as a center, and the first limiting column (8) extends to the lower part of the mounting ring (2) and is in clearance fit with the bottom of the mounting ring (2).

5. A floating mount according to claim 1 wherein: the range of the deflection angle of the mounting ring (2) relative to the second hinge shaft (7) is consistent with the range of the deflection angle of the placement seat (1) relative to the first hinge shaft.

6. A floating mount according to claim 5 wherein: the range of the deflection angle of the placement seat (1) relative to the first hinge shaft (3) is smaller than or equal to +/-4 degrees.

7. A floating mount according to claim 1 wherein: the reciprocating offset of the placing seat (1), the mounting ring (2) and the limiting plate (6) relative to the first hinging shaft (3) and the second hinging shaft (7) is smaller than or equal to 1mm.

8. The utility model provides a honing mechanism floats, includes the honing subassembly that vertical lift set up, and the honing subassembly includes honing stick (13) and the actuating mechanism that drives honing stick (13) pivoted that the level rotated and sets up, its characterized in that: a floating seat according to any one of claims 1 to 7 is provided below the honing stick (13), which can be inserted into the placement seat (1) when the honing stick (13) descends.