CN217716776U

CN217716776U - Flywheel dynamic balance test clamping device

Info

Publication number: CN217716776U
Application number: CN202221933831.0U
Authority: CN
Inventors: 陶思越
Original assignee: Zhejiang Antai Machinery Co ltd
Current assignee: Zhejiang Antai Machinery Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-11-01
Anticipated expiration: 2032-07-26

Abstract

The utility model relates to a flywheel detection area specifically discloses a flywheel dynamic balance test clamping device, include the chassis of being connected with the lathe workstation, can dismantle on the chassis and be connected with the centrum, its characterized in that, the top of centrum is equipped with and links into an organic whole cylinder, the expansion cover has been cup jointed outside the cylinder, the expansion cover inner wall is equipped with the ring channel, enclose into the ring channel between ring channel and the cylinder outer wall, be equipped with perpendicular passageway in the centrum, perpendicular passageway communicates with the ring channel through the gas pocket, the top of cylinder is equipped with the clamp plate, the clamp plate passes through bolt and cylinder top fixed connection, the perpendicular passageway passes through intake pipe connection high-voltage equipment, be equipped with the solenoid valve in the intake pipe; the utility model discloses fill into high-pressure gas to the annular chamber and make the inflation cover expand to open and press from both sides tight fixed flywheel, adopt pneumatic mode to make the inflation cover expand, press from both sides tight efficient, press from both sides tight effect better, and be convenient for change, can adapt to the flywheel of different models, improved different model flywheel installation effectiveness, reduce workman's intensity of labour.

Description

Flywheel dynamic balance test clamping device

Technical Field

The utility model relates to a flywheel detection area specifically is a flywheel dynamic balance test clamping device.

Background

The flywheel is a common rotating structure, and can drive a crankshaft to rotate through rotation, so that the flywheel can act mechanically. Patent number CN201120150238.4 discloses an automobile flywheel dynamic balance tool, specifically discloses including: the tool chassis is connected with the machine tool workbench; the cone is detachably arranged on the tool chassis, and the outer size of the cone is gradually increased from the top to the bottom; the pull rod is inserted into the central hole of the cone and provided with a connecting part connected with the dynamic balancing machine; the taper sleeve is arranged at the top of the pull rod and sleeved on the cone, and an inner hole of the taper sleeve is a taper hole matched with the outer surface of the cone. Drive taper sleeve and centrum laminating inflation through the pull rod pulling among this technical scheme to expand and press from both sides tight flywheel, though can fix the flywheel, the structure is more, and adopts the mechanical control inflation, and control effect is not good, and simultaneously when being directed against different model flywheels, centrum, taper sleeve and pull rod need be changed, and it is more to change the part, though can share the chassis, but it is comparatively troublesome to change, reduces the installation effectiveness of different model flywheels.

SUMMERY OF THE UTILITY MODEL

To current problem, the utility model provides a flywheel dynamic balance test clamping device fills high-pressure gas through the annular cavity in to the expansion sleeve, utilize high-pressure gas to make the expansion sleeve expand to open and press from both sides tight fixed flywheel, reduce mechanical transmission, adopt pneumatic mode to make the expansion sleeve expand to open, it is higher to press from both sides tight efficiency, it is better to press from both sides tight effect, and be convenient for change, can adapt to the flywheel of different models, can reduce debugging process once more, different model flywheel installation effectiveness has been improved, reduce workman's intensity of labour, the problem that can put forward in the effectual solution background art.

In order to solve the above problem, the utility model adopts the following technical scheme:

the utility model provides a flywheel dynamic balance test clamping device, includes the chassis of being connected with the lathe workstation, can dismantle on the chassis and be connected with the centrum, the top of centrum is equipped with even cylinder as an organic whole, the expansion cover has been cup jointed in the cylinder outside, the expansion cover inner wall is equipped with the ring channel, enclose into the annular chamber between ring channel and the cylinder outer wall, be equipped with perpendicular passageway in the centrum, it passes through gas pocket and annular chamber intercommunication to erect the passageway, cylindrical top is equipped with the clamp plate, the clamp plate passes through bolt and cylinder top fixed connection, it passes through intake-tube connection high-pressure equipment to erect the passageway, be equipped with the solenoid valve in the intake pipe, fill high-pressure gas into the annular chamber through high-pressure equipment for the expansion cover expands to open.

As the utility model discloses further scheme again: the upper side of the cone is of a round table structure, the bottom of the cylinder and the top surface of the round table structure form a step, and the top surface of the round table structure limits the bottom of the expansion sleeve.

As a further aspect of the present invention: the outer side walls of the upper end and the lower end of the expansion sleeve are respectively sleeved with a fastening sleeve, and the outer side walls of the fastening sleeves do not protrude out of the outer side walls of the expansion sleeve.

As a further aspect of the present invention: the air holes are distributed in a plurality of circumferential directions.

As a further aspect of the present invention: the high-pressure equipment is a pressurization air pump.

As a further aspect of the present invention: the air inlet pipe is detachably connected with the bottom of the vertebral body.

As a further aspect of the present invention: the bottom of the vertebral body is provided with a threaded sleeve outside the vertical passage, and the end part of the air inlet pipe is fixedly connected with a pipe head in threaded connection with the threaded sleeve.

As a further aspect of the present invention: the top surface of the chassis is provided with rolling supporting parts distributed circumferentially.

As the utility model discloses further scheme again: the bottom of the rolling support piece is fixedly connected with the chassis through a screw rod, and a plurality of screw holes matched with the screw rod are radially arranged on the chassis.

As a further aspect of the present invention: the rolling support piece comprises a lower part and a pressing sleeve, a support ball is embedded in the lower part, the pressing sleeve is fixedly connected with the lower part, the support ball protrudes out of the top of the pressing sleeve, and the support ball rolls in the lower part and the pressing sleeve.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a fill into high-pressure gas to the annular cavity in the expansion sleeve, utilize high-pressure gas to make the expansion sleeve expand to open and press from both sides tight fixed flywheel, reduce mechanical transmission, adopt pneumatic mode to make the expansion sleeve expand, press from both sides tight efficiency higher, press from both sides tight effect better, and be convenient for change, can adapt to the flywheel of different models, can reduce debugging process once more, improved different model flywheel installation effectiveness, reduce workman's intensity of labour.

Drawings

FIG. 1 is a perspective view of the whole structure of the present invention;

FIG. 2 is a schematic perspective sectional view of the overall structure of the present invention;

FIG. 3 is a perspective view of the connection between the centrum and the expansion sleeve of the present invention;

fig. 4 is a schematic cross-sectional view of fig. 3 according to the present invention;

fig. 5 is a schematic perspective sectional view of the middle expansion sleeve of the present invention.

In the figure: 1. a chassis; 2. a vertebral body; 3. a cylinder; 4. an expansion sleeve; 5. a circular truncated cone structure; 6. an annular groove; 7. fastening sleeves; 8. a vertical channel; 9. air holes; 10. pressing a plate; 11. an air inlet pipe; 12. a high voltage device; 13. a rolling support; 131. a lower member; 132. pressing the sleeve; 133. a support ball; 14. a screw; 15. a screw hole; 16. a threaded sleeve; 17. a pipe head; 18. an electromagnetic valve.

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.

As shown in fig. 1-5, the present embodiment provides a flywheel dynamic balance test clamping device, which includes a chassis 1 connected to a machine tool workbench, a cone 2 is detachably connected to the chassis 1, a cylinder 3 connected to the top of the cone 2 is provided at the top of the cone, an expansion sleeve 4 is sleeved on the outer side of the cylinder 3, a circular truncated cone structure 5 is provided at the upper side of the cone 2, a step is formed between the bottom of the cylinder 3 and the top surface of the circular truncated cone structure 5, the top surface of the circular truncated cone structure 5 limits the bottom of the expansion sleeve 4, an annular groove 6 is provided at the inner wall of the expansion sleeve 4, an annular cavity is defined between the annular groove 6 and the outer wall of the cylinder 3, after gas is filled into the annular cavity, the expansion sleeve 4 is opened, so as to clamp a flywheel, in order to avoid gas leakage, fastening sleeves 7 are sleeved on the outer side walls of the upper and lower ends of the expansion sleeve 4, the outer side walls of the fastening sleeves 7 do not protrude out of the outer side walls of the expansion sleeve 4, specifically, groove platforms used for embedding and installing the fastening sleeve 7 are arranged on the outer sides of the upper end and the lower end of the expansion sleeve 4, a vertical passage 8 is arranged in the vertebral body 2, the vertical passage 8 is communicated with an annular cavity through an air hole 9, in order to improve the inflation efficiency, the air hole 9 is distributed in a plurality of and circumferentially, a pressing plate 10 is arranged on the top of the cylinder 3, the pressing plate 10 is fixedly connected with the top of the cylinder 3 through bolts, the expansion sleeve 4 is limited in the vertical direction through the pressing plate 10, the vertical passage 8 is connected with a high-pressure device 12 through an air inlet pipe 11, the air inlet pipe 11 is detachably connected with the bottom of the vertebral body 2, a threaded sleeve 16 is arranged on the outer side of the vertical passage 8 at the bottom of the vertebral body 2, a pipe head 17 in threaded connection with the threaded sleeve 16 is fixedly connected to the end part of the air inlet pipe 11, the high-pressure device 12 is a pressurization air pump installed on a balancing machine, and an electromagnetic valve 18 is arranged on the air inlet pipe 11, the centre bore of flywheel passes inflation cover 4, the supercharged air pump is filled with high-pressure gas in to erecting passageway 8 through intake pipe 11, high-pressure gas enters into the annular chamber, exert pressure to inflation cover 4, make inflation cover 4 expand, thereby fix the flywheel, when being directed against the little flywheel of different models and centre bore diameter difference, only need dismantle the bolt, inflation cover 4 is torn down, change different inflation cover 4 can, when needing to change different models and the great flywheel of centre bore diameter difference, directly change centrum 2, reduce mechanical transmission, adopt pneumatic mode to make inflation cover 4 expand, the clamping efficiency is higher, the clamping effect is better, and be convenient for change, in order to adapt to the flywheel of different models.

As shown in fig. 2, the top surface of the chassis 1 is provided with rolling support members 13 distributed circumferentially, the bottom of each rolling support member 13 is fixedly connected with the chassis 1 through a screw 14, the chassis 1 is radially provided with a plurality of screw holes 15 matched with the screw 14, each rolling support member 13 includes a lower member 131 and a pressing sleeve 132, a support ball 133 is embedded in the lower member 131, the pressing sleeve 132 is fixedly connected with the lower member 131, the support ball 133 protrudes out of the top of the pressing sleeve 132, and the support ball 133 rolls in the lower member 131 and the pressing sleeve 132, and supports the flywheel by rolling support.

The utility model discloses a theory of operation is: when detecting, the central hole of the flywheel is sleeved outside the expansion sleeve 4, the high-pressure equipment 12 is started, high-pressure gas is filled into the annular cavity inside the expansion sleeve 4, the expansion sleeve 4 radially deforms under the pressure of the high-pressure gas and expands outwards, so that the flywheel is clamped, the air inlet pipe is closed through the electromagnetic valve 18, detection is performed, the electromagnetic valve 18 is opened to discharge the high-pressure gas after detection is completed, the expansion sleeve 4 contracts, the flywheel is taken down, when the flywheel of another model needs to be detected, only the bolt 11 needs to be disassembled when the flywheels of different models and with small central hole diameter difference are needed, the expansion sleeve 4 is disassembled, different expansion sleeves 4 can be replaced, when the flywheels of different models and with large central hole diameter difference need to be replaced, the cone 2 is directly replaced, mechanical transmission is reduced, the expansion sleeve 4 expands in a pneumatic mode, the clamping efficiency is higher, the clamping effect is better, the replacement is convenient, the flywheel can adapt to flywheels of different models, the debugging process can be reduced, the installation efficiency of different models is improved, and the labor intensity of workers is reduced.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions, and furthermore, the terms "comprise", "include", or any other variation thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 flywheel dynamic balance test clamping device, includes the chassis of being connected with the lathe workstation, can dismantle on the chassis and be connected with the centrum, its characterized in that, the top of centrum is equipped with even cylinder as an organic whole, the expansion cover has been cup jointed in the cylinder outside, the expansion cover inner wall is equipped with the ring channel, enclose into the annular chamber between ring channel and the cylinder outer wall, be equipped with perpendicular passageway in the centrum, it passes through gas pocket and annular chamber intercommunication to erect the passageway, cylindrical top is equipped with the clamp plate, the clamp plate passes through bolt and cylinder top fixed connection, it passes through intake-tube connection high-pressure equipment to erect the passageway, be equipped with the solenoid valve in the intake pipe.

2. The flywheel dynamic balance test clamping device of claim 1, wherein the upper side of the cone is in a circular truncated cone structure, the bottom of the cylinder and the top surface of the circular truncated cone structure form a step, and the top surface of the circular truncated cone structure limits the bottom of the expansion sleeve.

3. The dynamic balance testing clamping device for the flywheel of claim 1, wherein fastening sleeves are sleeved on outer side walls of upper and lower ends of the expansion sleeve, and outer side walls of the fastening sleeves do not protrude out of outer side walls of the expansion sleeve.

4. The clamping device for testing the dynamic balance of the flywheel of claim 1, wherein the air holes are distributed circumferentially.

5. The flywheel dynamic balance test clamping device of claim 1, wherein the high-pressure device is a booster pump.

6. The flywheel dynamic balance test clamping device of claim 1, wherein the air inlet pipe is detachably connected with the bottom of the cone.

7. The flywheel dynamic balance test clamping device as recited in claim 6, wherein a threaded sleeve is arranged at the bottom of the cone body and located on the outer side of the vertical passage, and a pipe head in threaded connection with the threaded sleeve is fixedly connected to the end portion of the air inlet pipe.

8. The flywheel dynamic balance test clamping device of claim 1, wherein the top surface of the chassis is provided with circumferentially distributed rolling supports.

9. The clamping device for testing the dynamic balance of the flywheel of claim 8, wherein the bottom of the rolling support member is fixedly connected with a chassis through a screw, and the chassis is provided with a plurality of screw holes matched with the screw in a radial direction.

10. The flywheel dynamic balance test clamping device according to claim 8 or 9, wherein the rolling support comprises a lower part and a pressing sleeve, a support ball is embedded in the lower part, the pressing sleeve is fixedly connected with the lower part, the support ball protrudes out of the top of the pressing sleeve, and the support ball rolls in the lower part and the pressing sleeve.