CN220463010U - Auxiliary fixture for boring automobile flywheel - Google Patents

Abstract

The application discloses auxiliary fixtures is used in automobile flywheel bore hole, the on-line screen storage device comprises a base, one side at base top is fixed and is equipped with bore hole processing seat, four sides at base top all are seted up flutedly, the inside sliding connection of four recesses has fixture, be provided with the removal subassembly that is used for driving two fixture to remove between a pair of recess, fixture includes the fixing base, fixing base sliding connection is in the inside of recess, the middle part threaded connection of fixing base has the threaded rod, the one end that the threaded rod is close to the base middle part is rotated and is connected with the grip slipper, the other end of threaded rod is fixed and is equipped with the knob, the suction that produces through a plurality of electromagnet circular telegram is fixed a position the radial of sucking disc, can carry out radial positioning to different flywheels, the suitability is stronger, make the grip slipper that carries out fixed to flywheel four sides through the rotation of threaded rod can carry out certain fine setting, make the grip slipper can carry out the centre gripping to the flywheel of different shapes and size, auxiliary fixtures's suitability has been improved.

Description

Auxiliary fixture for boring automobile flywheel

Technical Field

The application relates to flywheel boring field, especially relates to an auxiliary fixtures for automobile flywheel boring.

Background

The automobile flywheel is a disc-shaped part for storing energy and inertia outside the power stroke of the engine, the through hole in the middle of the automobile flywheel is required to be bored when the automobile flywheel is manufactured, the aperture of the through hole in the flywheel is enlarged, the precision is improved, the surface roughness is reduced, the deflection of the axis of the original hole can be well corrected, and the flywheel is required to be clamped by using a boring auxiliary tool during boring.

Aiming at the problem, chinese patent with the publication number of CN218799335U proposes an automobile flywheel boring auxiliary device, an inner hexagon bolt drives two sliding parts and clamping plates to move oppositely in the process of driving a driving rod to rotate, so that the clamping plates are abutted against the side wall of an automobile flywheel main body, a spring pushes a positioning rod to be anastomosed and inserted into a through hole formed in the automobile flywheel main body to keep axial positioning, in the above patent, the positioning rod is inserted into the through hole on the flywheel to ensure axial positioning, only the flywheel of a specific model can be positioned, if the size of the through hole on the flywheel is not matched with that of the positioning rod, or no through hole is formed in the corresponding position on the flywheel, the axial positioning cannot be completed, the applicability of the boring auxiliary device is poor, and the flywheel of different model sizes cannot be stably clamped.

Disclosure of Invention

The application solves the problem that the flywheel of different models and sizes cannot be clamped in the prior art by providing the auxiliary tool for boring the automobile flywheel, and realizes fixation of different flywheels, so that the applicability is stronger.

The application provides an auxiliary fixtures for automobile flywheel bore hole, the on-line screen storage device comprises a base, one side at base top is fixed and is equipped with bore hole processing seat, four all setups of four sides at base top have fixture, and is four the inside sliding connection of recess has, a pair of be provided with between the recess and be used for driving two the mobile unit that fixture removed, fixture includes the fixing base, fixing base sliding connection in the inside of recess, the middle part threaded connection of fixing base has the threaded rod, the threaded rod is close to the one end rotation at base middle part is connected with the grip slipper, the other end of threaded rod is fixed and is equipped with the knob.

Further, the top of grip slipper is provided with spacing subassembly, spacing subassembly includes two fixed blocks, two fixed block fixed connection is in the both sides at grip slipper top, two rotate between the fixed block and be connected with the dwang, the outside fixedly connected with dwang of dwang, the outside at dwang both ends all overlaps and is equipped with the torsional spring, the torsional spring set up in the fixed block with between the dwang.

Further, a limiting plate is arranged on one side, close to the middle of the base, of the rotating block.

Further, the movable assembly comprises a bidirectional screw rod, the bidirectional screw rod is rotationally connected between the pair of grooves, one end of the bidirectional screw rod is fixedly connected with a driving motor, the driving motor is fixedly installed inside the base, two ends of the bidirectional screw rod are sleeved with movable seats in a threaded mode, the fixed seats are fixedly connected to one side of the tops of the movable seats, and the clamping seats are slidably connected to the tops of the movable seats.

Further, a plurality of standing grooves are formed in the top of the base, and electromagnetic chucks are arranged in the standing grooves.

The technical scheme provided by the application has at least the following technical effects or advantages:

the radial direction of sucking disc is fixed a position through the suction that a plurality of electromagnet circular telegrams produced, can carry out radial positioning to different flywheels, and the suitability is stronger, makes through the rotation of threaded rod carry out certain fine setting to the mount pad that flywheel four sides are fixed for the mount pad can carry out the centre gripping to the flywheel of different shapes and size fixedly, has improved auxiliary fixtures's suitability.

Drawings

FIG. 1 is a schematic diagram of a structure in an embodiment of the present application;

FIG. 2 is a schematic structural diagram of an electromagnetic chuck according to an embodiment of the present application;

FIG. 3 is a schematic diagram of a moving assembly according to an embodiment of the present disclosure;

fig. 4 is an enlarged schematic structural view of fig. 3 a in the embodiment of the present application.

In the figure: 10. a base; 20. boring a machining seat; 30. a groove; 40. a moving assembly; 50. a clamping mechanism; 60. a placement groove; 70. an electromagnetic chuck; 41. a bidirectional screw rod; 42. a driving motor; 43. a movable seat; 51. a fixing seat; 52. a clamping seat; 53. a threaded rod; 54. a knob; 55. a limit component; 551. a fixed block; 552. a rotating lever; 553. a rotating block; 554. a limiting plate; 555. and (3) a torsion spring.

Detailed Description

The embodiment of the application discloses auxiliary fixtures is used in boring of automobile flywheel, can drive grip slipper 52 through the rotation of threaded rod 53 and remove on fixing base 51 for when flywheel of different shapes and size is placed between four grip slipper 52, grip slipper 52 can finely tune according to the difference of flywheel size and shape, improves auxiliary fixtures's suitability, makes limiting plate 554 centre gripping at the avris of flywheel through the elasticity of torsional spring 555, radially fixes the flywheel through the suction of electromagnetic chuck 70, makes flywheel fixed more stable.

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

Referring to fig. 1 and 2, this embodiment provides an auxiliary tool for boring an automobile flywheel, which comprises a base 10, one side at the top of the base 10 is fixedly provided with a boring seat 20, the boring seat 20 can comprise an inverted L-shaped connecting seat, the top of the connecting seat is provided with a hydraulic telescopic rod, the bottom of the hydraulic telescopic rod is provided with a processing plate, the middle part of the processing plate is provided with a boring cutter, the boring cutter is driven to move to a proper position through the expansion and contraction of the hydraulic telescopic rod to bore the flywheel, the top of the base 10 is provided with a plurality of placing grooves 60, the inside of the placing grooves 60 is provided with electromagnetic chucks 70, the placing grooves 60 are four, and the four placing grooves 60 are arranged at four corners at the middle part of the base 10, after the electromagnetic chucks 70 in the placing grooves 60 are electrified, magnetic force can be generated, the flywheel placed in the middle part of the base 10 is sucked, and the flywheel is radially positioned.

Referring to fig. 1, 3 and 4, the four sides at the top of the base 10 are provided with grooves 30, one ends of the four grooves 30 are directed to the middle of the base 10, the four grooves 30 are mutually perpendicular, the inside of the four grooves 30 is slidably connected with clamping mechanisms 50 for clamping the flywheel, a moving assembly 40 for driving the two clamping mechanisms 50 to move is arranged between the pair of grooves 30, the two moving assemblies 40 comprise a bidirectional screw 41, a driving motor 42 and a movable seat 43, the bidirectional screw 41 is rotationally connected between the pair of grooves 30, the driving motor 42 is fixedly installed in the base 10, an output shaft of the driving motor 42 is fixedly connected with the bidirectional screw 41, the two movable seats 43 are sleeved and in threaded connection with two ends of the bidirectional screw 41, the movable seats 43 are slidably connected in the grooves 30, the clamping mechanisms 50 are fixedly arranged at the tops of the movable seats 43, the two bidirectional screw 41 are respectively arranged at different heights, the clamping mechanisms 50 extend out of the tops of the grooves 30, and the two movable seats 43 are driven to rotate by the driving motor 42, so that the two movable seats 43 move in opposite directions, and the two movable seats 43 drive the clamping mechanisms 50 to clamp the flywheel.

Referring to fig. 1, 3 and 4, the clamping mechanism 50 includes a fixed seat 51, a clamping seat 52, a threaded rod 53, a knob 54 and a limiting component 55, the fixed seat 51 is slidably connected in the groove 30, the fixed seat 51 is fixedly connected to one side of the top of the movable seat 43, the top of the fixed seat 51 extends out of the groove 30, the threaded rod 53 is in threaded connection with the middle of the fixed seat 51, the clamping seat 52 is rotatably connected to one end of the threaded rod 53, which is close to the middle of the base 10, the cross section of the clamping seat 52 is arc-shaped, the knob 54 is fixedly connected to the other end of the threaded rod 53, the clamping seat 52 is slidably connected to the top of the movable seat 43, the clamping seat 52, the threaded rod 53 and the knob 54 are all arranged at the top of the base 10, when the flywheel is clamped, the threaded rod 53 drives the clamping seat 52 to slide by a certain distance at the top of the movable seat 43, and the position of the clamping seat 52 is finely adjusted, so that the clamping seat 52 can clamp flywheels with different shapes and sizes, and the applicability is stronger.

Referring to fig. 1, fig. 3 and fig. 4, the top of the clamping seat 52 is provided with a limiting component 55, the limiting component 55 includes two fixed blocks 551, a rotating rod 552, a rotating block 553, a limiting plate 554 and a torsion spring 555, the two fixed blocks 551 are fixedly connected to two sides of the top of the clamping seat 52, the rotating rod 552 is rotationally connected between the two fixed blocks 551, the rotating block 553 is fixedly connected to the middle part of the rotating rod 552, the limiting plate 554 is fixedly connected to one side of the rotating block 553, which is close to the middle part of the base 10, the front of the limiting plate 554 is provided with anti-skid patterns, so that the fixing of the limiting plate 554 and the side of the flywheel is more stable, the two torsion springs 555 are respectively sleeved on the outer sides of the two ends of the rotating rod 552, and the torsion spring 555 is arranged between the fixed blocks 551 and the rotating block 553, when the rotating block 553 is vertical, the torsion springs 555 are in a compressed state, the elasticity of the torsion springs 555 enable the rotating block 553 and the limiting plate 554 to rotate towards the middle part of the base 10, so that the limiting plate 554 contacts with the side of the flywheel, and the anti-skid patterns on the limiting plate 554 are fixed through the elasticity of the torsion springs 555, so that the fixing is more stable when the flywheel is clamped.

The present application may illustrate its functional principles by the following modes of operation:

during the use, place the flywheel at the middle part of base 10, this moment the inside electromagnet 70 of a plurality of standing grooves 60 is in the bottom of flywheel, start two driving motor 42 of base 10 inside, make driving motor 42's output shaft drive two not co-altitude bi-directional screw 41 rotatory, make bi-directional screw 41 drive the movable seat 43 at both ends and remove in the inside opposite direction of recess 30, make the fixing base 51 at four movable seat 43 tops and grip block 52 remove four avris of flywheel, rotatory knob 54, make knob 54 drive threaded rod 53 rotate, thereby make grip block 52 remove at movable seat 43 top, thereby make grip block 52 hug closely with the flywheel avris, through the rotation of threaded rod 53 can finely tune the position of grip block 52, make four grip block 52 can adapt to the flywheel of different shapes and sizes, elasticity between two fixed blocks 551 can drive dwang 552 and rotating block 553 to the base 10 middle part, make limiting plate 554 and the limit of flywheel avris on the limiting plate 554 contact with the elasticity on the limit plate and the limit plate 555 on the limit, make the flywheel avris on the limit plate 554 contact with the limit plate and make the flywheel on the limit plate and contact with the limit plate 555 on the limit plate, make the opposite direction of the flywheel, make the flywheel and more difficult to be suitable for the top of the flywheel, make the flywheel is more difficult to be processed at the inside of the side of the flywheel 10, the top is more is fixed, the top is more suitable for the flywheel is more than is fixed to the flywheel 70, and is processed, and can be more has the top is more stable than the bottom than the flywheel, and is more has the bottom than is more than the flywheel 70 and can be subjected to the tool and can be processed to the bottom and has the device and has more than the device.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present application without departing from the spirit or scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims and the equivalents thereof, the present application is intended to cover such modifications and variations.

The foregoing is merely a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art, within the scope of the present application, should apply to the present application, and all equivalents and modifications as fall within the scope of the present application.

Claims (5)

1. The utility model provides an auxiliary fixtures for boring automobile flywheel, includes base (10), one side at base (10) top is fixed and is equipped with bore hole processing seat (20), its characterized in that, recess (30) have all been seted up to four sides at base (10) top, four inside sliding connection of recess (30) has fixture (50), a pair of be provided with between recess (30) and be used for driving two moving assembly (40) that fixture (50) removed, fixture (50) include fixing base (51), fixing base (51) sliding connection in the inside of recess (30), the middle part threaded connection of fixing base (51) has threaded rod (53), threaded rod (53) are close to the one end rotation at base (10) middle part is connected with fixture (52), the other end of threaded rod (53) is fixed and is equipped with knob (54).

2. The auxiliary fixture for boring the automobile flywheel according to claim 1, wherein a limiting assembly (55) is arranged at the top of the clamping seat (52), the limiting assembly (55) comprises two fixing blocks (551), the two fixing blocks (551) are fixedly connected to two sides of the top of the clamping seat (52), a rotating rod (552) is rotatably connected between the two fixing blocks (551), a rotating block (553) is fixedly connected to the outer side of the rotating rod (552), torsion springs (555) are respectively sleeved at the outer sides of two ends of the rotating rod (552), and the torsion springs (555) are arranged between the fixing blocks (551) and the rotating blocks (553).

3. An auxiliary tool for boring an automobile flywheel according to claim 2, wherein a limiting plate (554) is arranged on one side of the rotating block (553) close to the middle of the base (10).

4. An auxiliary tool for boring an automobile flywheel according to claim 1, wherein the moving assembly (40) comprises a bidirectional screw (41), the bidirectional screw (41) is rotatably connected between the pair of grooves (30), one end of the bidirectional screw (41) is fixedly connected with a driving motor (42), the driving motor (42) is fixedly installed in the base (10), two ends of the bidirectional screw (41) are respectively sleeved with a movable seat (43) in a threaded manner, the fixed seat (51) is fixedly connected to one side of the top of the movable seat (43), and the clamping seat (52) is slidably connected to the top of the movable seat (43).

5. The auxiliary tool for boring the automobile flywheel according to claim 1, wherein a plurality of placing grooves (60) are formed in the top of the base (10), and electromagnetic chucks (70) are arranged in the placing grooves (60).