CN221773995U - Flywheel processing tool - Google Patents

Abstract

The utility model relates to a flywheel machining tool which comprises a mounting seat, a clamp and a shaft piece, wherein the shaft piece penetrates through the mounting seat to be connected with the clamp, the shaft piece comprises an upper shaft part, a connecting shaft, a lower shaft part and a bottom, the upper shaft part and the lower shaft part are sleeved on the connecting shaft, a first spring is arranged between the lower shaft part and the bottom, a space is reserved between the lower shaft part and the bottom, the first spring and the shaft piece are coaxially arranged, a second spring is arranged between the upper shaft part and the mounting seat at intervals, the mounting seat is provided with a mounting hole, a plurality of second springs are arranged around the mounting hole, the diameters of the upper shaft part and the lower shaft part are larger than those of the mounting hole, the connecting shaft penetrates through the mounting hole, and a space is reserved between the connecting shaft and the inner wall of the mounting hole. The flywheel machining tool disclosed by the utility model can keep stable rotation during flywheel machining and avoid eccentricity; in addition, the flywheel can be positioned from the inner wall of the flywheel, so that the flywheel can be clamped conveniently, and the flywheel clamping device is more convenient to adapt to different types of flywheels.

Description

Flywheel processing tool

Technical Field

The utility model relates to the technical field of machining, in particular to a flywheel machining tool.

Background

The flywheel is a disk-shaped part with a large moment of inertia, which acts as an energy store. Flywheel is widely used in mechanical equipment such as engines. During machining, the flywheel needs to be subjected to machining treatments such as drilling and polishing, and the flywheel needs to be positioned through a fixture during machining. For example, patent publication number CN109253218a discloses an engine flywheel rotation tool and a belt installation method, by driving the flywheel rotation tool, the flywheel disc can be driven to rotate, the flywheel is positioned by the fixture in the processing process, the fixture is required to be driven by the power component, and the power component is easy to rotate unstably after long-time use, so that the problem of eccentricity in flywheel processing is easily caused.

Disclosure of utility model

The utility model provides a flywheel machining tool capable of automatically adjusting the transverse or longitudinal position and preventing rotary eccentricity.

The specific technical scheme is as follows: the utility model provides a flywheel processing frock, includes the mount pad, anchor clamps and shaft piece, the shaft piece passes the mount pad and is connected with the anchor clamps, the shaft piece includes upper shaft portion, connecting axle, lower shaft portion and bottom, upper shaft portion and lower shaft portion cover are established on the connecting axle, are equipped with first spring between lower shaft portion and the bottom, have the interval between lower shaft portion and the bottom, first spring and the coaxial setting of shaft piece, the interval sets up and is equipped with the second spring between upper shaft portion and the mount pad, the mount pad has the mounting hole, and a plurality of second springs encircle the mounting hole setting, and the diameter of upper shaft portion and lower shaft portion is greater than the diameter of mounting hole, the connecting axle wears to establish in the mounting hole, has the interval between connecting axle and the mounting hole inner wall.

In some embodiments, a counterbore is provided below the mounting, the counterbore having a diameter greater than the mounting bore, the counterbore being coaxially disposed with the mounting bore.

In some embodiments, the fixture comprises a base, a cylinder is arranged on the base, the cylinder is connected with a pressing block, and the pressing block is positioned above the supporting seat.

In some embodiments, the press block has a connecting rod that passes through the support base to connect with the cylinder.

In some embodiments, the pressing block is provided with an arc-shaped end edge, the connecting rod is sleeved with a positioning piece, the positioning piece is provided with a matching surface, and the matching surface is arranged corresponding to the arc-shaped end edge.

In some embodiments, the positioning piece is provided with positioning blocks, and grooves are arranged between adjacent positioning blocks.

In some embodiments, the support base includes an annular portion and a sleeve member threadably coupled to the annular portion.

In some embodiments, the inner member has a bottom panel and a sidewall disposed about the bottom panel.

The utility model has the technical effects that: the flywheel machining tool disclosed by the utility model can keep stable rotation during flywheel machining and avoid eccentricity; in addition, the flywheel can be positioned from the inner wall of the flywheel, so that the flywheel can be clamped conveniently, and the flywheel clamping device is more convenient to adapt to different types of flywheels.

Drawings

Fig. 1 is a schematic diagram of a flywheel machining tool according to an embodiment of the utility model.

Fig. 2 is a schematic view of a clamp according to an embodiment of the present utility model.

FIG. 3 is a schematic view of a press block and a retainer according to an embodiment of the present utility model.

Detailed Description

The essential features and advantages of the utility model will be further elucidated with reference to the examples, without however being limited to the embodiments listed.

As shown in fig. 1 to 3, the flywheel machining tool of the present embodiment includes a mounting seat 1, a fixture 2 and a shaft member 3, the shaft member 3 passes through the mounting seat 1 and is connected with the fixture 2, the fixture 2 is used for fixing a flywheel, and the shaft member 3 can drive the shaft member 3 to rotate through a power source such as an external motor, so as to drive the flywheel to rotate. The shaft member 3 includes an upper shaft portion 31, a connecting shaft 32, a lower shaft portion 33 and a bottom portion 34, the upper shaft portion 31 and the lower shaft portion 33 are sleeved on the connecting shaft 32, and the bottom portion 34 is connectable to a motor so as to be rotatable by the motor driving shaft member 3. A first spring 4 is provided between the lower shaft portion 33 and the bottom portion 34, a space m is provided between the lower shaft portion 33 and the bottom portion 34, and the first spring 4 is provided coaxially with the shaft member 3. The upper shaft portion 31 is disposed at an interval from the mounting seat 1 and is provided with a second spring 5. The mounting seat 1 is provided with a mounting hole 11, a plurality of second springs 5 are arranged around the mounting hole 11, the diameters of the upper shaft part 31 and the lower shaft part 33 are larger than those of the mounting hole 11, the connecting shaft 32 is arranged in the mounting hole 11 in a penetrating mode, and a space is reserved between the connecting shaft 32 and the inner wall of the mounting hole 11. In the above technical solution, when the flywheel 10 receives a transverse or longitudinal external force during processing, the shaft member 3 can deflect transversely and longitudinally under the action of the first spring 4 and the second spring 5, so as to keep the flywheel stably rotating and avoid eccentricity. Through the technical scheme, the flywheel can be kept rotationally stable during processing.

In this embodiment, a counterbore 12 is disposed below the mounting seat 1, the diameter of the counterbore 12 is larger than that of the mounting hole 11, and the counterbore 12 and the mounting hole 11 are coaxially disposed, so that the lower shaft 33 can move laterally at the position of the counterbore 12. The fixture 2 comprises a base 21, an air cylinder 22 is arranged on the base 21, the air cylinder 22 is connected with a pressing block 23, the pressing block 23 is located above a supporting seat 24, the flywheel 10 is placed on the supporting seat 24, the flywheel 10 is fixed through the pressing block 23, and the pressing block 23 is driven through the air cylinder 22. The pressing block 23 is provided with a connecting rod 231, and the connecting rod 231 penetrates through the supporting seat 24 to be connected with the air cylinder 22, so that the air cylinder 22 drives the pressing block to move up and down. The pressing block 23 has an arc-shaped end edge 232, the connecting rod 231 is sleeved with the positioning piece 6, the positioning piece 6 is provided with a matching surface 61, and the matching surface 61 is correspondingly arranged with the arc-shaped end edge 232, so that when the pressing block 23 descends, the matching surface 61 is extruded through the arc-shaped end edge 232, the matching surface 61 is extruded outwards, the inner wall of the flywheel 10 is pressed tightly, and the flywheel is positioned. Through the technical scheme, the flywheel can be positioned through the inner wall of the flywheel. The positioning piece 6 is provided with positioning blocks 62, and grooves 63 are arranged between adjacent positioning blocks 62, so that the positioning blocks 62 are convenient to deform, and the positioning blocks 62 are made of elastic materials such as rubber. The support base 24 comprises an annular portion 241 and an inner sleeve 242, and the inner sleeve 242 is in threaded connection with the annular portion 241, so that the annular portion or the inner sleeve can be replaced according to the size of the flywheel, and the assembly and the disassembly of the annular portion or the inner sleeve are convenient. The inner member 242 has a bottom plate 7 and a side wall 8, the side wall 8 being disposed around the bottom plate 7, the side wall being for side abutment of the flywheel 10, and the bottom 7 being for supporting the flywheel 10.

The flywheel machining tool can keep rotation stable during flywheel machining, and eccentricity is avoided; in addition, the flywheel can be positioned from the inner wall of the flywheel, so that the flywheel can be clamped conveniently, and the flywheel clamping device is more convenient to adapt to different types of flywheels.

It should be noted that the foregoing description of the preferred embodiments is merely illustrative of the technical concept and features of the present utility model, and is not intended to limit the scope of the utility model, as long as the scope of the utility model is defined by the claims and their equivalents. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims (8)

1. A flywheel processing tool, comprising a mounting seat, a fixture and a shaft member, wherein the shaft member passes through the mounting seat and is connected to the fixture, and is characterized in that the shaft member comprises an upper shaft portion, a connecting shaft, a lower shaft portion and a bottom portion, the upper shaft portion and the lower shaft portion are sleeved on the connecting shaft, a first spring is provided between the lower shaft portion and the bottom portion, a spacing is provided between the lower shaft portion and the bottom portion, the first spring is coaxially arranged with the shaft member, the upper shaft portion and the mounting seat are spaced apart and a second spring is provided, the mounting seat has a mounting hole, a plurality of second springs are arranged around the mounting hole, the diameters of the upper shaft portion and the lower shaft portion are larger than the diameter of the mounting hole, the connecting shaft is passed through the mounting hole, and a spacing is provided between the connecting shaft and the inner wall of the mounting hole. 2. The flywheel processing tooling according to claim 1 is characterized in that a reaming hole is provided below the mounting seat, the diameter of the reaming hole is larger than the mounting hole, and the reaming hole is coaxially arranged with the mounting hole. 3. The flywheel processing tooling according to claim 2 is characterized in that the fixture includes a base, a cylinder is provided on the base, the cylinder is connected to a pressure block, and the pressure block is located above the support seat. 4. The flywheel processing tooling according to claim 3 is characterized in that the pressing block has a connecting rod, which passes through the supporting seat and is connected to the cylinder. 5. The flywheel processing tooling according to claim 4 is characterized in that the pressing block has an arc-shaped end edge, a positioning piece is sleeved on the connecting rod, the positioning piece has a matching surface, and the matching surface is arranged corresponding to the arc-shaped end edge. 6 . The flywheel processing tool according to claim 5 , wherein the positioning member has positioning blocks, and grooves are provided between adjacent positioning blocks. 7. The flywheel processing tooling according to claim 6, characterized in that the support seat comprises an annular portion and an inner sleeve, and the inner sleeve is threadedly connected to the annular portion. 8. The flywheel processing tool according to claim 7, characterized in that the inner kit has a bottom plate and side walls, and the side walls are arranged around the bottom plate.