CN212206477U

CN212206477U - Impeller body static balance device

Info

Publication number: CN212206477U
Application number: CN202021170850.3U
Authority: CN
Inventors: 董景隆; 张轶; 蔡宇朋
Original assignee: Luoyang Rec Cycle Utilization Technology Co ltd
Current assignee: Luoyang Rec Cycle Utilization Technology Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2020-12-22
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses an impeller body static balance device, including base member, butt joint dish, balanced axle, leading wheel and storage tank, the upper end of base member is run through and is installed the butt joint dish, and the balanced axle of outer end fixedly connected with of butt joint dish, the outer end bearing of butt joint dish is connected with the leading wheel, and the leading wheel is connected with the base member, the threaded rod is run through to the middle-end of butt joint dish and is installed, and the threaded rod is connected with the inboard of balanced axle to the outer end fixedly connected with fixed ring gear of threaded rod, first spout has been seted up to the internal surface of balanced axle. According to the impeller body static balancing device, when a user holds a butt joint handle to drive a fixed gear ring to rotate directionally, the outer end of the impeller body can be stably matched with a first gear in a meshed and butted mode to drive a limiting block to adjust the synchronous angle, so that limiting work is carried out on the inner ends of workpieces with different inner diameters, meanwhile, a round platform-shaped balancing shaft effectively reduces friction and transmits torque through a bearing, and system errors are further reduced.

Description

Impeller body static balance device

Technical Field

The utility model relates to an impeller body technical field specifically is an impeller body static balance device.

Background

Impeller body is one of more important parts in the production part of breaker, and the impeller body mostly needs to carry out static balance test after processing to the equilibrium volume of calibration impeller prevents the skew of impeller focus, when carrying out impeller static balance test, generally use the balance shaft to run through the impeller shaft footpath, and place the balance shaft on the balancing stand, observe the roll of impeller, with the balanced condition of confirming the impeller, but current impeller body static balance device still has certain defect, just for example:

1. the existing impeller body static balancing device cannot stably position impellers with different shaft diameters, so that the phenomenon of falling easily occurs in the detection process, and further certain use defects exist;

2. the existing impeller body static balancing device is inconvenient for carrying out accurate gravity center balance detection work according to impellers of different types, so that the phenomenon of deviation is easy to occur due to different friction degrees.

In order to solve the above problems, innovative design based on the structure of the original static balancing device is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an impeller body static balancing unit to the unable stable impeller to different diameters of axle that provides carries out location work in solving above-mentioned background art, leads to the phenomenon that easily appears droing in its testing process, is not convenient for carry out accurate focus balance detection work according to the impeller of different grade type, leads to the problem of the phenomenon of deviation easily appearing in its friction degree difference.

In order to achieve the above object, the utility model provides a following technical scheme: a static balancing device of an impeller body comprises a base body, a butt joint disc, a balancing shaft, a guide wheel and a containing groove, wherein the butt joint disc is installed at the upper end of the base body in a penetrating mode, the outer end of the butt joint disc is fixedly connected with the balancing shaft, the outer end of the butt joint disc is connected with the guide wheel in a bearing mode, the guide wheel is connected with the base body, a threaded rod is installed at the middle end of the butt joint disc in a penetrating mode and connected with the inner side of the balancing shaft, a fixing gear ring is fixedly connected with the outer end of the threaded rod, a first sliding groove is formed in the inner surface of the balancing shaft and connected with the tail end of the threaded rod, a second sliding groove is formed in the inner surface of the balancing shaft, a limiting block is connected with the bearing of the inner end of the second sliding groove and connected with the outer end of, the containing groove has been seted up to the lower extreme inboard of base member, and the inner bearing of containing groove is connected with the second gear, the movable block is installed to the inner nestification of containing groove, and the upper end bolt of movable block installs range sensor, the outside threaded connection of balanced axle has the bearing spare, and the bearing spare is connected with the internal surface of base member, the inner of threaded rod runs through to install the butt joint handle, and the outer end of butt joint handle installs the ratchet to the ratchet is connected with the inner of threaded rod.

Preferably, the side view of the butt joint disk is a circular truncated cone-shaped structure, the butt joint disk and the inner surface of the base body form a rotating structure through the guide wheel, and the width of the butt joint disk is larger than that of the balance shaft.

Preferably, the outer end of fixed ring gear and threaded rod is integrated structure, and the threaded rod passes through the fixed ring gear and constitutes revolution mechanic with the internal surface of balance shaft to the threaded rod passes through the bearing spare and constitutes the helicitic texture with the inboard of base member, and the bearing spare is welded connection with the inboard of butt joint dish simultaneously.

Preferably, the limiting block is provided with a first gear and a torsion spring, the shaft end of the limiting block is fixedly connected with the first gear, the inner end of the first gear is fixedly connected with the torsion spring, and the torsion spring is connected with the inner surface of the second sliding groove.

Preferably, the equal angle distribution of the central point of the limiting block about the balance shaft is 3, the limiting block forms an elastic structure with the inner side of the balance shaft through a torsion spring, and the shaft end of the limiting block and the first gear are of an integrated structure.

Preferably, the movable block forms a telescopic structure with the upper end of the inner surface of the base body through the accommodating groove, the outer end of the movable block is meshed with the second gear, and the second gear is connected with the threaded rod through the traction rope.

Compared with the prior art, the beneficial effects of the utility model are that: the impeller body static balancing device;

1. the limiting blocks are distributed at equal angles, a user can stably match the first gear with the outer end in meshing butt joint to drive the limiting blocks to adjust the synchronous angle while holding the butt joint handle to drive the fixed gear ring to rotate directionally, so that the inner ends of workpieces with different inner diameters are limited, and meanwhile, the round platform-shaped balance shaft effectively reduces friction and transmits torque through the bearing, and further reduces system errors;

2. the movable block is arranged in a nested mode, the threaded rod rotates and adjusts according to different inner diameters of workpieces, the traction rope in butt joint with the outer end of the threaded rod drives the transmission gear with the tail end in butt joint to rotate, the movable block in contact with the outer end and the distance measuring sensor are driven to stretch and adjust according to the outer diameter type of the object, and accordingly the outer end balance center of gravity of the impeller body is accurately detected.

Drawings

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

FIG. 2 is a schematic side view of the docking tray of the present invention;

FIG. 3 is a schematic side sectional view of the balance shaft of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 5 is a schematic side sectional view of the threaded rod of the present invention.

In the figure: 1. a substrate; 2. a docking tray; 3. a balance shaft; 4. a guide wheel; 5. a threaded rod; 6. fixing the gear ring; 7. a first chute; 8. a second chute; 9. a first gear; 10. a limiting block; 11. a torsion spring; 12. a hauling rope; 13. a second gear; 14. a containing groove; 15. a movable block; 16. a ranging sensor; 17. a bearing member; 18. a butt joint handle; 19. a ratchet.

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. 1-5, the present invention provides a technical solution: a static balancing device of an impeller body comprises a base body 1, a butt joint disc 2, a balancing shaft 3, a guide wheel 4, a threaded rod 5, a fixed gear ring 6, a first sliding groove 7, a second sliding groove 8, a first gear 9, a limiting block 10, a torsion spring 11, a traction rope 12, a second gear 13, a containing groove 14, a movable block 15, a distance measuring sensor 16, a bearing piece 17, a butt joint handle 18 and a ratchet 19, wherein the butt joint disc 2 is installed at the upper end of the base body 1 in a penetrating way, the outer end of the butt joint disc 2 is fixedly connected with the balancing shaft 3, the outer end of the butt joint disc 2 is in bearing connection with the guide wheel 4, the guide wheel 4 is connected with the base body 1, the threaded rod 5 is installed at the middle end of the butt joint disc 2 in a penetrating way, the threaded rod 5 is connected with the inner side of the balancing shaft 3, the outer end of the threaded rod 5 is fixedly connected with the fixed gear ring, the inner surface of the balance shaft 3 is provided with a second chute 8, the inner end bearing of the second chute 8 is connected with a limiting block 10, the limiting block 10 is connected with the outer end of the balance shaft 3, the outer end of the threaded rod 5 is fixedly connected with a traction rope 12, the traction rope 12 is connected with the inner surface of the base body 1, the inner side of the lower end of the base body 1 is provided with a containing groove 14, the inner end bearing of the containing groove 14 is connected with a second gear 13, the inner end of the containing groove 14 is embedded with a movable block 15, a distance measuring sensor 16 is installed on an upper end bolt of the movable block 15, the outer side of the balance shaft 3 is in threaded connection with a bearing piece 17, the bearing piece 17 is connected with the inner surface of the base body 1, the inner end of the threaded rod 5 is provided with a butt joint handle 18.

The butt joint disc 2 is in a circular truncated cone-shaped structure in side view, the butt joint disc 2 and the inner surface of the base body 1 form a rotating structure through the guide wheel 4, the width of the butt joint disc 2 is larger than that of the balance shaft 3, and the support area of the device can be stably enlarged through the butt joint disc 2 in the circular truncated cone-shaped structure, so that the quality requirement during balance detection of the device is guaranteed;

the fixed gear ring 6 and the outer end of the threaded rod 5 are of an integrated structure, the threaded rod 5 and the inner surface of the balance shaft 3 form a rotating structure through the fixed gear ring 6, the threaded rod 5 and the inner side of the base body 1 form a threaded structure through the bearing piece 17, and meanwhile, the bearing piece 17 and the inner side of the butt joint disc 2 are in welded connection, so that a user only needs to hold the threaded rod 5 to drive the fixed gear ring 6 to rotate along the inner side of the bearing piece 17, and the first gear 9 on the outer side can be driven to synchronously rotate in an angle mode;

the limiting block 10 is provided with a first gear 9 and a torsion spring 11, the shaft end of the limiting block 10 is fixedly connected with the first gear 9, the inner end of the first gear 9 is fixedly connected with the torsion spring 11, meanwhile, the torsion spring 11 is connected with the inner surface of the

second chute

8, 3 limiting blocks 10 are distributed at equal angles relative to the central point of the balance shaft 3, the limiting block 10 and the inner side of the balance shaft 3 form an elastic structure through the torsion spring 11, the shaft end of the limiting block 10 and the first gear 9 are of an integrated structure, and the limiting block 10 meshed with the outer end can be stably driven to synchronously rotate at an angle in the process of moving the fixed gear ring 6;

the movable block 15 forms a telescopic structure with the upper end of the inner surface of the base body 1 through the accommodating groove 14, the outer end of the movable block 15 is meshed with the second gear 13, the second gear 13 is connected with the threaded rod 5 through the traction rope 12, and in the rotating process of the threaded rod 5, the second gear 13 can be stably driven to rotate synchronously through the traction rope 12.

The working principle is as follows: when the impeller body static balancing device is used, according to figures 1-3 and 5, the device is firstly placed at a position to be operated, then a workpiece shaft end to be detected is nested and butted at the outer side of a balancing shaft 3, a butting handle 18 can be held by hands to drive a threaded rod 5 and a fixed gear ring 6 to synchronously rotate, a ratchet 19 at the outer side of the butting handle 18 and the threaded rod 5 are in a butting state, so that the threaded rod 5 and the fixed gear ring 6 can transversely move along the inner side of the balancing shaft 3, a first gear 9 meshed and butted with the outer end of the first gear drives a limiting block 10 to synchronously adjust the angle outwards, thereby limiting the inner ends of workpieces with different inner diameters, then a user can push the balancing shaft 3 for mounting the workpieces to rotate along the outer end of a base body 1 anticlockwise, at the moment, a truncated cone-shaped butting disc 2 can effectively reduce friction and transmit torque through a bearing piece 17, the system error is further reduced, and the balance condition of the impeller can be determined by observing the rolling of the impeller and matching with the data display of the distance measuring sensor 16 by a user;

according to fig. 1 and 4, when the user holds the butt joint handle 18 to drive the threaded rod 5 to rotate and adjust according to different inner diameters of workpieces, the traction rope 12 butted with the outer end of the threaded rod will roll with the threaded rod, and then the second gear 13 butted with the tail end of the threaded rod is driven to rotate, the movable block 15 and the distance measuring sensor 16 which are in contact with the outer end are driven to stretch and adjust according to the outer diameter type of the workpiece, the detection accuracy of the device is improved, the outer end balance gravity center of the impeller body is accurately detected, and the overall practicability is improved.

Those not described in detail in this specification are within the skill of the art.

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 an impeller body static balance device, includes base member (1), butt joint dish (2), balanced axle (3), leading wheel (4) and storage tank (14), its characterized in that: the upper end of the base body (1) is provided with a butt joint disc (2) in a penetrating way, the outer end of the butt joint disc (2) is fixedly connected with a balance shaft (3), the outer end bearing of the butt joint disc (2) is connected with a guide wheel (4), the guide wheel (4) is connected with the base body (1), the middle end of the butt joint disc (2) is provided with a threaded rod (5) in a penetrating way, the threaded rod (5) is connected with the inner side of the balance shaft (3), the outer end of the threaded rod (5) is fixedly connected with a fixed gear ring (6), the inner surface of the balance shaft (3) is provided with a first chute (7), the first chute (7) is connected with the tail end of the threaded rod (5), the inner surface of the balance shaft (3) is provided with a second chute (8), the inner end bearing of the second chute (8) is connected with a limiting block (10), and the limiting block, the utility model discloses a distance measuring device, including threaded rod (5), storage tank (14), bearing and the interior surface of storage tank (14), the outer end fixedly connected with haulage rope (12) of threaded rod (5), and haulage rope (12) are connected with the interior surface of base member (1), storage tank (14) have been seted up to the lower extreme inboard of base member (1), and the inner bearing of storage tank (14) is connected with second gear (13), movable block (15) are installed to the inner nestification of storage tank (14), and range sensor (16) are installed to the upper end bolt of movable block (15), the outside threaded connection of balance shaft (3) has bearing spare (17), and bearing spare (17) is connected with the interior surface of base member (1), the inner of threaded rod (5) is run through and is installed butt joint handle (18), and the outer end of butt joint handle (18) installs.

2. The impeller static balancing apparatus of claim 1, wherein: the butt joint disc (2) is in a circular truncated cone-shaped structure in a side view, the butt joint disc (2) forms a rotating structure with the inner surface of the base body (1) through the guide wheel (4), and the width of the butt joint disc (2) is larger than that of the balance shaft (3).

3. The impeller static balancing apparatus of claim 1, wherein: the outer end of fixed ring gear (6) and threaded rod (5) is integrated structure, and threaded rod (5) constitute rotating-structure through the internal surface of fixed ring gear (6) and balance shaft (3), and threaded rod (5) constitute nested structure through the inboard of bearing spare (17) with base member (1), and the inboard of bearing spare (17) and butt joint dish (2) is welded connection simultaneously.

4. The impeller static balancing apparatus of claim 1, wherein: the limiting block (10) is provided with a first gear (9) and a torsion spring (11), the shaft end of the limiting block (10) is fixedly connected with the first gear (9), the inner end of the first gear (9) is fixedly connected with the torsion spring (11), and meanwhile the torsion spring (11) is connected with the inner surface of the second sliding groove (8).

5. The impeller static balancing apparatus of claim 4, wherein: the equal angle distribution of stopper (10) is 3 about the central point of balanced axle (3), and stopper (10) pass through torsion spring (11) and constitute elastic construction with the inboard of balanced axle (3) to the axle head and the first gear (9) of stopper (10) are integrated structure.

6. The impeller static balancing apparatus of claim 1, wherein: the movable block (15) forms a telescopic structure with the upper end of the inner surface of the base body (1) through the accommodating groove (14), the outer end of the movable block (15) is meshed with the second gear (13), and the second gear (13) is connected with the threaded rod (5) through the traction rope (12).