CN210981642U

CN210981642U - Calibration device for minimum unbalance amount of dynamic balancing machine

Info

Publication number: CN210981642U
Application number: CN201922431020.5U
Authority: CN
Inventors: 张桨
Original assignee: Shandong Shendonghua Measurement And Testing Technology Co ltd
Current assignee: Shandong Shendonghua Measurement And Testing Technology Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-07-10
Anticipated expiration: 2029-12-30

Abstract

The utility model relates to a dynamic balancing machine technical field specifically is a calibrating device of dynamic balancing machine minimum unbalance amount, including the mount table, top one side of mount table is equipped with the dynamic balancing machine body, and the top opposite side of mount table is equipped with the support frame, and the quantity of support frame is two, and two equal sliding connection of support frame are on the mount table, and the top of support frame all is equipped with a supporting bench, and a supporting bench is rectangle massive structure, and a supporting bench's top both sides all are equipped with the collateral branch fagging perpendicularly, and a supporting bench's top all is equipped with down the locating piece, and the both sides of locating piece are fixed on two collateral branch faggings through bolted connection respectively down, and: this practicality is provided with down locating piece and last locating piece structure on a supporting bench, and the inside of the two rotates respectively and connects first ball and second ball, and the main shaft passes two locating pieces from top to bottom to with two ball laminating, ensure its stable rotation, when needing the dismouting main shaft, directly with the sliding frame take off can, compare and connect through the bearing among the traditional art, the dismouting of main shaft is obviously more convenient, swift in the utility model.

Description

Calibration device for minimum unbalance amount of dynamic balancing machine

Technical Field

The utility model relates to a dynamic balancing machine technical field specifically is a calibrating device of dynamic balancing machine minimum unbalance amount.

Background

The dynamic balancing machine belongs to one of the balancing machines, which is used for measuring the size and the position of the unbalance amount of a rotating object (rotor). The main performance of the method is that two comprehensive indexes of minimum achievable residual unbalance amount and reduction rate of a dynamic balancing machine are used, wherein the minimum achievable residual unbalance amount is the minimum value of the residual unbalance amount which a balancing machine can enable a rotor to achieve, and the minimum achievable residual unbalance amount is the index for measuring the highest balancing capacity of the balancing machine; the latter is the ratio of the amount of unbalance reduced after one correction to the initial amount of unbalance. The existing dynamic balancing machine calibration mainly depends on a main shaft to drive a rotating object to rotate, so that the calibration is realized, but the existing dynamic balancing machine main shaft still has some structural defects which are worth improving, and the method is as follows:

1. the two sides of the existing dynamic balancing machine are provided with the supporting frames in a sliding manner, and the two ends of the main shaft are rotatably connected to the supporting frames through the bearings, so that the main shaft is troublesome and time-consuming to assemble and disassemble in the supporting frames, if one supporting frame exists, the main shaft can be rapidly assembled and disassembled, the time for balancing and calibrating can be greatly saved, and the working efficiency of the main shaft is improved;

2. the high all fixed usually of current main shaft position, this has just added a restriction for the rotor diameter that it can survey, and the universality is not high promptly, consequently, if there is a supporting frame structure, can adjust the mounting height of main shaft, and accommodation process is convenient, accurate simultaneously, will bring very big facility for the use of dynamic balancing machine so, for this reason, the utility model provides a calibrating device of the minimum unbalance amount of dynamic balancing machine is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a calibrating device of dynamic balancing machine minimum unbalance amount to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a calibration device for the minimum unbalance amount of a dynamic balancing machine comprises an installation table, wherein a dynamic balancing machine body is arranged on one side of the top end of the installation table, support frames are arranged on the other side of the top end of the installation table, the number of the support frames is two, the two support frames are connected to the installation table in a sliding mode, a support table is arranged on the top end of each support frame, each support table is of a rectangular block structure, side supporting plates are vertically arranged on two sides of the top end of each support table, a lower positioning block is arranged above the top end of each support table, two sides of each lower positioning block are fixed on the two side supporting plates through bolts respectively, a first arc-shaped groove is formed in the top of each lower positioning block, first balls are uniformly arranged inside the first arc-shaped grooves, the first balls are rotatably connected inside the lower positioning blocks, a sliding frame is arranged above the top ends of the, its inside both sides respectively with two collateral branch fagging sliding connection, the inside top side integrated into one piece of sliding frame is equipped with the locating piece, go up the bottom of locating piece and seted up the second arc wall, the inside both sides of second arc wall are all rotated and are connected the second ball, it is equipped with the main shaft to alternate between lower locating piece and the last locating piece, first ball and second ball are all laminated on the outside surface of main shaft.

Preferably, the through-hole has all been run through to the both sides of collateral branch fagging, the left and right sides of sliding frame all runs through and is provided with location plug-in components, the inner of location plug-in components all runs through inside the through-hole, and the outside of location plug-in components all cup joints and is equipped with reset spring, reset spring's both ends respectively with the lateral wall of sliding frame and the outer end of location plug-in components in along fixed connection.

Preferably, the installation cavity has all been seted up to the upper and lower both sides of location plug-in components, the inside of installation cavity all is equipped with the fixture block, and the bottom inboard of installation cavity all is equipped with the flexure strip, the both ends of flexure strip splice fixedly with the inner of fixture block and installation cavity respectively.

Preferably, an installation notch is formed in the top of the support frame, positioning holes are formed in two sides of the top end of the support frame, a sliding positioning plate is arranged at the center of the bottom end of the support table in an integrated mode, stand columns are perpendicularly arranged on two sides of the bottom end of the support table and located inside the installation notch, and the stand columns penetrate through the inner sides of the positioning holes.

Preferably, the inside level of installation notch is provided with the location layer, and the both sides of installation notch all are provided with the scale mark, run through perpendicularly on the location layer and be equipped with the threaded rod, the top of threaded rod is connected with the bottom side rotation of sliding location board, and threaded rod and location layer threaded connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the lower positioning block and the upper positioning block are arranged on the support table, the inner parts of the lower positioning block and the upper positioning block are respectively connected with the first ball and the second ball in a rotating mode, the main shaft penetrates through the upper positioning block and the lower positioning block and is attached to the two balls, stable rotation of the main shaft is guaranteed, when the main shaft needs to be disassembled and assembled, the sliding frame can be directly taken down, and compared with the traditional technology that the main shaft is connected through a bearing, the main shaft is obviously more convenient and quicker to disassemble and assemble in the utility model;

2. the utility model discloses in brace table pass through stand and sliding positioning board sliding connection on the support frame to the rotation of its high accessible threaded rod is adjusted, is provided with the scale mark simultaneously on the lateral wall of support frame, and the operating personnel of being convenient for aligns the calibration, compares traditional technique, the utility model discloses the accessible is adjusted the position that the main shaft was adjusted to brace table's height, has made things convenient for the use of dynamic balancing machine greatly, has also improved its universality.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the spindle structure of the present invention;

FIG. 3 is a schematic view of the supporting frame of the present invention;

fig. 4 is an enlarged schematic view of the structure at a position a of the present invention.

In the figure: the dynamic balancing machine comprises an installation table 1, a dynamic balancing machine body 2, a support frame 3, a main shaft 4, a calibration sleeve 5, a side support plate 6, a lower positioning block 7, a first ball 8, a sliding frame 9, an upper positioning block 10, a second ball 11, a positioning plug-in 12, a clamping block 13, an elastic sheet 14, a return spring 15, a support table 16, a sliding positioning plate 17, an upright column 18, a positioning layer 19, a threaded rod 20 and scale marks 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a calibrating device of minimum unbalance amount of dynamic balancing machine, including mount table 1, top one side of mount table 1 is equipped with dynamic balancing machine body 2, the top opposite side of mount table 1 is equipped with support frame 3, the quantity of support frame 3 is two, and two equal sliding connection of support frame 3 are on mount table 1, the top of support frame 3 all is equipped with a supporting bench 16, a supporting bench 16 is rectangle massive structure, and the top both sides of a supporting bench 16 all are equipped with collateral branch fagging 6 perpendicularly, the top of a supporting bench 16 all is equipped with down locating piece 7, as shown in figure 2, collateral branch fagging 6 welded fastening is on a supporting bench 16, and the both ends of locating piece 7 are all fixed with collateral branch fagging 6 bolted connection down, and simultaneously, locating piece 7 is hollow structure down, its inside has seted up the intermediate layer.

The both sides of lower locating piece 7 are fixed on two collateral branch faggings 6 through bolted connection respectively, and first arc wall has been seted up at the top of lower locating piece 7, and the inside of first arc wall evenly is provided with first ball 8, and first ball 8 all rotates to be connected in locating piece 7 down, and first ball 8 evenly sets up under on locating piece 7, and five are no less than to its quantity, and first ball 8 is cylindricly, and its both ends length is less than the inside interbedded thickness of locating piece 7 down.

The top of collateral branch fagging 6 is equipped with slide frame 9, slide frame 9 is door font structure, its inside both sides respectively with two collateral branch fagging 6 sliding connection, the inside top side integrated into one piece of slide frame 9 is equipped with locating piece 10, the second arc wall has been seted up to the bottom of going up locating piece 10, the inside both sides of second arc wall are all rotated and are connected second ball 11, it is equipped with main shaft 4 to alternate between lower locating piece 7 and the last locating piece 10, first ball 8 and second ball 11 all laminate on the outside surface of main shaft 4, as shown in fig. 2, main shaft 4 centre gripping is between locating piece 7 and last locating piece 10 down, and first ball 8 and second ball 11 all laminate on main shaft 4's surface, with this stable rotation that realizes main shaft 4, and simultaneously, slide frame 9 sliding connection is on collateral branch fagging 6, can reciprocate or directly extract.

The both sides of collateral branch fagging 6 all run through and have seted up the through-hole, the left and right sides of sliding frame 9 all runs through and is provided with location plug-in components 12, the inner of location plug-in components 12 all runs through inside the through-hole, and the outside of location plug-in components 12 all cup joints and is equipped with reset spring 15, reset spring 15's both ends respectively with sliding frame 9's lateral wall and location plug-in components 12 the outer end in along fixed connection, sliding frame 9 runs through in the through-hole through location plug-in components 12 promptly, with this fixed of realizing sliding frame 9 position, and simultaneously, the tip diameter of location plug-in components 12 equals the inboard diameter of through-hole, prevent rocking of sliding.

The installation cavity has all been seted up to the upper and lower both sides of location plug-in components 12, and the inside of installation cavity all is equipped with fixture block 13, and the bottom inboard of installation cavity all is equipped with flexure strip 14, and the both ends of flexure strip 14 splice fixedly with the inner of fixture block 13 and installation cavity respectively, as shown in fig. 4, fixture block 13 elastic connection is inside the installation cavity, and the one end slope of fixture block 13, only need during the insertion hard can, need press fixture block 13 into the cavity hard during the extraction.

The installation notch has been seted up at the top of support frame 3, the locating hole has all been seted up to the top both sides of support frame 3, the bottom central authorities integrated into one piece of brace table 16 is equipped with sliding positioning board 17, the bottom both sides of brace table 16 all are equipped with stand 18 perpendicularly, sliding positioning board 17 is located inside the installation notch, stand 18 all runs through at the locating hole inboardly, as shown in fig. 3, stand 18 runs through in the locating hole, with this lift that realizes brace table 16, and simultaneously, sliding positioning board 17 sliding connection is in the mounting notch, therefore, brace table 16 can go up and down in the top of support frame 3 steadily.

The inside level of installation notch is provided with location layer 19, and the both sides of installation notch all are provided with scale mark 21, run through perpendicularly on the location layer 19 and are equipped with threaded rod 20, and the top of threaded rod 20 is rotated with the bottom side of slide positioning board 17 and is connected, and threaded rod 20 and location layer 19 threaded connection, as shown in fig. 3, through the rotation of threaded rod 20, can accurate control brace table 16's high position.

The working principle is as follows: the utility model discloses when installation main shaft 4, need take off sliding frame 9, then all place main shaft 4's both ends under two on locating piece 7, cover sliding frame 9 again to utilize location plug-in components 12 to run through in the through-hole on collateral branch fagging 6, with the position of this fixed sliding frame 9 and last locating piece 10. At this time, the first ball 8 and the second ball 11 are both rolled and attached on the surface of the main shaft 4, so that the main shaft 4 can stably rotate, and the assembly and disassembly are convenient. When the installation height of the spindle 4 needs to be adjusted, then before the spindle 4 is installed, the height of the support table 16 needs to be adjusted in advance, specifically: the height of the support table 16 is adjusted by manually rotating the threaded rod 20 and pushing the slide positioning plate 17 with the threaded rod 20. Simultaneously, the bottom both sides of brace table 16 all are equipped with stand 18 perpendicularly, and stand 18 runs through in the locating hole on support frame 3, and slide positioning board 17 then sliding connection is inside the installation notch to this realizes the stable lift of brace table 16, prevents to rock.

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.

Claims

1. The utility model provides a calibrating device of dynamic balancing machine minimum unbalance amount, includes mount table (1), its characterized in that: one side of the top end of the mounting table (1) is provided with a dynamic balancing machine body (2), the other side of the top end of the mounting table (1) is provided with two support frames (3), the two support frames (3) are connected to the mounting table (1) in a sliding manner, the top end of each support frame (3) is provided with a support table (16), each support table (16) is of a rectangular block structure, both sides of the top end of each support table (16) are vertically provided with side supporting plates (6), a lower positioning block (7) is arranged above the top end of each support table (16), both sides of each lower positioning block (7) are respectively fixed on the two side supporting plates (6) through bolt connection, the top of each lower positioning block (7) is provided with a first arc-shaped groove, first balls (8) are uniformly arranged inside the first arc-shaped grooves, and the first balls (8) are rotatably connected in the lower positioning blocks (7), the utility model discloses a bearing support of a motor vehicle, including collateral branch fagging (6), top side of sliding frame (9) is equipped with sliding frame (9), sliding frame (9) are door font structure, and its inside both sides respectively with two collateral branch faggings (6) sliding connection, the inside top side integrated into one piece of sliding frame (9) is equipped with locating piece (10), go up the bottom of locating piece (10) and seted up the second arc wall, the inside both sides of second arc wall are all rotated and are connected second ball (11), it is equipped with main shaft (4) to alternate between lower locating piece (7) and the last locating piece (10), first ball (8) and second ball (11) are all laminated on the outside surface of main shaft (4).

2. The device for calibrating the minimum unbalance amount of a dynamic balancing machine according to claim 1, wherein: the both sides of collateral branch fagging (6) all run through and have seted up the through-hole, the left and right sides of sliding frame (9) all runs through and is provided with location plug-in components (12), the inner of location plug-in components (12) all runs through inside the through-hole, and the outside of location plug-in components (12) all cup joints and is equipped with reset spring (15), reset spring (15) both ends respectively with the lateral wall of sliding frame (9) and the outer end of location plug-in components (12) in along fixed connection.

3. The device for calibrating the minimum unbalance amount of a dynamic balancing machine according to claim 2, wherein: the installation cavity has all been seted up to the upper and lower both sides of location plug-in components (12), the inside of installation cavity all is equipped with fixture block (13), and the bottom inboard of installation cavity all is equipped with flexure strip (14), the both ends of flexure strip (14) splice fixedly with fixture block (13) and the inner of installation cavity respectively.

4. The device for calibrating the minimum unbalance amount of a dynamic balancing machine according to claim 1, wherein: the utility model discloses a supporting structure, including support frame (3), supporting bench (16), stand (18), locating hole, support frame (3), support bench (16) and stand (18), the installation notch has been seted up at the top of support frame (3), and the locating hole has all been seted up to the top both sides of support frame (3), the bottom central authorities integrated into one piece of brace table (16) is equipped with slide positioning board (17), and the bottom both sides of brace table (16) all are equipped with stand (18) perpendicularly, slide positioning board (.

5. The device for calibrating the minimum unbalance amount of a dynamic balancing machine according to claim 4, wherein: the utility model discloses a sliding positioning plate, including installation notch, threaded rod (20), sliding positioning plate (17), installation notch's inside level is provided with location layer (19), and the both sides of installation notch all are provided with scale mark (21), it is equipped with threaded rod (20) to run through perpendicularly on location layer (19), the top of threaded rod (20) is rotated with the bottom side of sliding positioning plate (17) and is connected, and threaded rod (20) and location layer (19) threaded connection.