CN215004087U

CN215004087U - Mechanical mechanism of novel dynamic balancing machine

Info

Publication number: CN215004087U
Application number: CN202121567870.9U
Authority: CN
Inventors: 郭金涛
Original assignee: Shandong Jianke Testing Machine Co ltd
Current assignee: Shandong Jianke Testing Machine Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2021-12-03
Anticipated expiration: 2031-07-12

Abstract

The utility model discloses a mechanical mechanism of a novel dynamic balancing machine, which comprises a platform, wherein the upper end of the platform is provided with a first bracket and a second bracket, a screw rod and a main shaft are arranged above the platform, the main shaft penetrates through the first bracket and the second bracket, one end of the main shaft is fixedly connected with a clamp, the first support comprises a first support plate, the upper part of the first support plate is provided with a shaft hole, the inner wall of the shaft hole is provided with a first oil groove, the second bracket comprises a second supporting plate, the upper end of the second supporting plate is rotatably connected with a locking piece, semicircular openings are respectively arranged on the locking piece and the second supporting plate, and the open-ended inner wall all is provided with the second oil groove, the equal fixedly connected with frizing piece of both sides lateral wall of second backup pad, frizing piece includes the connecting piece, one side fixedly connected with scraper ring of connecting piece. The utility model discloses in, make things convenient for the clamping of work piece, do benefit to the dynamic balance test.

Description

Mechanical mechanism of novel dynamic balancing machine

Technical Field

The utility model relates to a dynamic balance test field especially relates to a novel mechanical mechanism of dynamic balancing machine.

Background

The high-speed rotating machinery is greatly influenced by materials, and the rotor system of the machine is unbalanced and has faults caused by impact, corrosion, abrasion and coking. In order to prevent machine damage, threaten the safety of field personnel and ensure the normal operation of production, dynamic balance correction is required.

The existing revolving body workpiece, such as impeller, fan blade, etc., needs to be tested for dynamic balance in the production process. The existing dynamic balancing machine mostly adopts a mode of two supports, during testing, a shaft for testing is arranged on a workpiece in advance, then the workpiece is placed between the two supports, two ends of the shaft are fixed on the supports, and finally a driving mechanism is used for driving a shaft rotating shaft to carry out dynamic balance test calibration on the workpiece.

This traditional mode is installed the axle on the work piece to on transferring to the support, accomplish the fixed work of two supports simultaneously, work load is big, consumes physical power.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a mechanical mechanism of a novel dynamic balancing machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a mechanical mechanism of a novel dynamic balancing machine comprises a platform, wherein a first support and a second support are arranged at the upper end of the platform, a screw rod and a main shaft are arranged above the platform, the main shaft penetrates through the first support and the second support and is in rotary connection with the first support and the second support, one end of the main shaft is fixedly connected with a clamp, the screw rod is in rotary connection with the first support, the screw rod is in threaded connection with the second support, and one end of the screw rod is fixedly connected with a rotating handle;

the first support comprises a first support plate, a shaft hole is formed in the upper portion of the first support plate, a first oil groove is formed in the inner wall of the shaft hole, the second support comprises a second support plate, a locking piece is rotatably connected to the upper end of the second support plate, semicircular openings are formed in the locking piece and the second support plate, and the inner wall of each opening is provided with a second oil groove;

the two side walls of the second supporting plate are fixedly connected with oil scraping pieces, each oil scraping piece comprises a connecting piece, an oil scraping ring is fixedly connected to one side of each connecting piece, and the main shaft penetrates through the oil scraping ring.

As a further description of the above technical solution:

the upper end edge of platform is provided with first fixed orifices, the lower part of first backup pad is provided with first bolt, first bolt and the cooperation of first fixed orifices.

As a further description of the above technical solution:

the lower extreme fixedly connected with bottom plate of first backup pad, first bolt is located the bottom plate.

As a further description of the above technical solution:

the upper end middle part of platform is provided with the spout, the lower extreme fixedly connected with slider of second backup pad, the edge of slider is provided with first bolt.

As a further description of the above technical solution:

the upper end of the first supporting plate is provided with a first bolt oil seal, the upper end of the first supporting plate is provided with a through hole, and the first bolt oil seal is matched with the through hole.

As a further description of the above technical solution:

the upper end of the locking piece is provided with a second bolt oil seal, the upper end of the locking piece is provided with a through hole, and the second bolt oil seal is matched with the through hole.

As a further description of the above technical solution:

a second fixing hole is formed in one side of the upper end of the second supporting plate, a second bolt is arranged on one side of the locking piece, and the second bolt is matched with the second fixing hole.

As a further description of the above technical solution:

and a third bolt is arranged at the lower part of the connecting piece, and the connecting piece is fixedly connected with the second supporting plate through the third bolt.

The utility model discloses following beneficial effect has:

1. the utility model discloses, the work piece adopts the mode of anchor clamps to fix on the main shaft, compares in traditional dynamic balance measuring mode, and this mode is simpler, and the step is few, helps improving the efficiency of work piece clamping.

2. The utility model discloses, adopt two supports to can adjust the interval of two supports according to the work piece, when can realizing that different work pieces measure, provide accurate separation ratio, improve the accuracy of dynamic balance's test.

3. The utility model discloses, be provided with first bolt oil blanket and second bolt oil blanket, can conveniently add lubricating oil, help improving the accuracy of dynamic balance test.

4. The utility model discloses, be provided with the scraper ring, when the second support removes, reducible lubricating oil that outwards oozes.

Drawings

Fig. 1 is a schematic perspective view of a mechanical mechanism of a novel dynamic balancing machine provided by the present invention;

fig. 2 is a perspective view of a first bracket of a mechanical mechanism of the novel dynamic balancing machine provided by the present invention;

fig. 3 is a perspective view of a second bracket of the mechanical mechanism of the novel dynamic balancing machine provided by the present invention;

fig. 4 is a schematic perspective view of an oil scraping element of a mechanical mechanism of a novel dynamic balancing machine provided by the present invention.

Illustration of the drawings:

1. a clamp; 2. a handle is rotated; 3. a platform; 4. a first bolt; 5. a first bracket; 6. a first fixing hole; 7. a screw; 8. a main shaft; 9. a second bracket; 10. a base plate; 11. a first support plate; 12. a shaft hole; 13. a first oil groove; 14. a first bolt oil seal; 15. a slider; 16. a second support plate; 17. an oil scraping member; 18. a second fixing hole; 19. a second oil groove; 20. a locking member; 21. a second bolt; 22. a second bolt oil seal; 23. a third bolt; 24. a connecting member; 25. and an oil scraper ring.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a mechanical mechanism of a novel dynamic balancing machine comprises a platform 3, a first support 5 and a second support 9 are arranged at the upper end of the platform 3, a screw 7 and a main shaft 8 are arranged above the platform 3, the main shaft 8 penetrates through the first support 5 and the second support 9 and is rotatably connected with the first support 5 and the second support 9, one end of the main shaft 8 is fixedly connected with a clamp 1, the clamp 1 used for times is a triangular chuck, meanwhile, the corresponding clamp 1 can be replaced according to a tested workpiece, the screw 7 is rotatably connected with the first support 5, the screw 7 is in threaded connection with the second support 9, one end of the screw 7 is fixedly connected with a rotating handle 2, the rotating crank 2 and the screw 7 rotate, the second support 9 matched with threads of the screw 7 is close to or far away from the first support 5, namely, the distance between the first support 5 and the second support 9 is adjusted, and the mechanical mechanism is suitable for detection of different workpieces, the unbalance of two planes of the workpiece is measured as the separation ratio by achieving the optimal separation ratio, the specific value is the force added on the plane divided by the force generated by influencing the other plane, and the second bracket 9 can adjust the position to obtain the measurement accuracy in testing different types of workpieces.

The first support 5 comprises a first support plate 11, a first fixing hole 6 is arranged at the edge of the upper end of the platform 3, a first bolt 4 is arranged at the lower part of the first support plate 11, the first bolt 4 is matched with the first fixing hole 6, a bottom plate 10 is fixedly connected to the lower end of the first support plate 11, the first bolt 4 is positioned on the bottom plate 10, namely the first support 5 is fixed with the platform 3 through the first bolt 4, a shaft hole 12 is arranged at the upper part of the first support plate 11, a first oil groove 13 is arranged on the inner wall of the shaft hole 12 and used for containing lubricating oil, so that the lubricating treatment between the first support 5 and the main shaft 8 is facilitated, the rotating stability of the main shaft 8 is improved, the second support 9 comprises a second support plate 16, a sliding groove is arranged in the middle part of the upper end of the platform 3, a sliding block 15 is fixedly connected to the lower end of the second support plate 16, the first bolt 4 is arranged at the edge of the sliding block 15, when the second support 9 is moved, the first bolt 4 positioned on the second support 9 can be dismounted, after the regulation is finished, whether can select the shape to install first bolt 4, the upper end of second backup pad 16 is rotated and is connected with embracing piece 20, all is provided with the semicircle opening on embracing piece 20 and the second backup pad 16, and the open-ended inner wall all is provided with second oil groove 19, is used for the lubrication between main shaft 8 and the second support 9 equally.

The equal fixedly connected with scraper 17 of both sides lateral wall of second backup pad 16, scraper 17 includes connecting piece 24, one side fixedly connected with scraper ring 25 of connecting piece 24, main shaft 8 passes scraper ring 25, scraper ring 25 can adopt flexible material, avoid moving the in-process, cause the injury to main shaft 8, when second support 9 removes about moving, scraper ring 25 blocks lubricating oil, reduce the amount of overflow, the lower part of connecting piece 24 is provided with third bolt 23, connecting piece 24 passes through third bolt 23 and second backup pad 16 fixed connection.

The upper end of first backup pad 11 is provided with first bolt oil blanket 14, the upper end of first backup pad 11 is provided with the through-hole, and first bolt oil blanket 14 and through-hole cooperation, first bolt oil blanket 14 is lifted off in the rotation, can add lubricating oil in to the through-hole, the upper end of cohesion piece 20 is provided with second bolt oil blanket 22, the upper end of cohesion piece 20 is provided with the through-hole, and second bolt oil blanket 22 and through-hole cooperation, upper end one side of second backup pad 16 is provided with second fixed orifices 18, one side of cohesion piece 20 is provided with second bolt 21, second bolt 21 and the cooperation of second fixed orifices 18, when adjusting the position of second support 9, need lift off second bolt 21, rotate cohesion piece 20, no longer cohesion main shaft 8, make things convenient for the removal of second support 9 position.

The working principle is as follows: the utility model discloses during the use, according to the work piece in advance, adjust the interval of first support 5 and second support 9, lift first bolt 4 on the second support 9 off in advance, lift second bolt 21 off simultaneously, rotate locking member 20, no longer the locking main shaft 8, rotate turning handle 2 this moment, screw rod 7 rotates, be close to or keep away from first support 5 with 7 line spiral shell complex second supports 9 of screw rod, adjust the interval of first support 5 and second support 9 promptly, after the regulation, rotate locking member 20, and it is fixed to use second bolt 21, fix the work piece that awaits measuring on anchor clamps 1 after that, use relevant drive assembly, use 8 rotations of gear or other transmission structure drive main shafts, carry out the dynamic balance test.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A mechanical mechanism of a novel dynamic balancing machine is characterized by comprising a platform (3), wherein a first support (5) and a second support (9) are arranged at the upper end of the platform (3), a screw (7) and a main shaft (8) are arranged above the platform (3), the main shaft (8) penetrates through the first support (5) and the second support (9) and is rotatably connected with the first support (5) and the second support (9), one end of the main shaft (8) is fixedly connected with a clamp (1), the screw (7) is rotatably connected with the first support (5), the screw (7) is in threaded connection with the second support (9), and one end of the screw (7) is fixedly connected with a rotating handle (2);

the first support (5) comprises a first support plate (11), a shaft hole (12) is formed in the upper portion of the first support plate (11), a first oil groove (13) is formed in the inner wall of the shaft hole (12), the second support (9) comprises a second support plate (16), a locking piece (20) is rotatably connected to the upper end of the second support plate (16), semicircular openings are formed in the locking piece (20) and the second support plate (16), and a second oil groove (19) is formed in the inner wall of each opening;

the oil scraping piece (17) is fixedly connected to the side walls of the two sides of the second supporting plate (16), the oil scraping piece (17) comprises a connecting piece (24), an oil scraping ring (25) is fixedly connected to one side of the connecting piece (24), and the main shaft (8) penetrates through the oil scraping ring (25).

2. The mechanical mechanism of the novel dynamic balancing machine according to claim 1, characterized in that: the upper end edge of platform (3) is provided with first fixed orifices (6), the lower part of first backup pad (11) is provided with first bolt (4), first bolt (4) and first fixed orifices (6) cooperation.

3. The mechanical mechanism of the novel dynamic balancing machine according to claim 2, characterized in that: the lower extreme fixedly connected with bottom plate (10) of first backup pad (11), first bolt (4) are located bottom plate (10).

4. The mechanical mechanism of the novel dynamic balancing machine according to claim 1, characterized in that: the upper end middle part of platform (3) is provided with the spout, the lower extreme fixedly connected with slider (15) of second backup pad (16), the edge of slider (15) is provided with first bolt (4).

5. The mechanical mechanism of the novel dynamic balancing machine according to claim 1, characterized in that: the upper end of first backup pad (11) is provided with first bolt oil blanket (14), the upper end of first backup pad (11) is provided with the through-hole, and first bolt oil blanket (14) and through-hole cooperation.

6. The mechanical mechanism of the novel dynamic balancing machine according to claim 1, characterized in that: the upper end of the locking piece (20) is provided with a second bolt oil seal (22), the upper end of the locking piece (20) is provided with a through hole, and the second bolt oil seal (22) is matched with the through hole.

7. The mechanical mechanism of the novel dynamic balancing machine according to claim 1, characterized in that: a second fixing hole (18) is formed in one side of the upper end of the second supporting plate (16), a second bolt (21) is arranged on one side of the locking piece (20), and the second bolt (21) is matched with the second fixing hole (18).

8. The mechanical mechanism of the novel dynamic balancing machine according to claim 1, characterized in that: the lower part of the connecting piece (24) is provided with a third bolt (23), and the connecting piece (24) is fixedly connected with the second support plate (16) through the third bolt (23).