CN213827164U

CN213827164U - Drilling pin clamp for flywheel machining center

Info

Publication number: CN213827164U
Application number: CN202022453348.XU
Authority: CN
Inventors: 於成刚
Original assignee: Quanjiao Lepura Machinery Manufacturing Co ltd
Current assignee: Quanjiao Lepura Machinery Manufacturing Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-07-30
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses a drilling jig of a flywheel machining center, which comprises a workbench, wherein a turntable is arranged above the workbench, a plurality of first fixed blocks are arranged at the upper end of the turntable, a second fixed block is arranged in the center of the upper end of the turntable, two limiting rods are arranged between the first fixed block and the second fixed block, a hydraulic cylinder is arranged at the upper end of the first fixed block, a telescopic rod is arranged on the hydraulic cylinder, the output end of the telescopic rod is provided with a clamping block which is connected with the limiting rods in a sliding way, a pressing block is arranged in a groove on the clamping block, a plurality of sliding rods are arranged at the upper end of the pressing block, a plurality of sliding chutes which are connected with the sliding rods in a sliding way are arranged on the clamping block, a lead screw which is connected with the clamping block in a rotating way is arranged in one of the sliding chutes, the lead screw is connected with the sliding rods in a threaded way, the utility model clamps and fixes the flywheel through a plurality of clamping blocks, the flywheel can be fixed more stably, and meanwhile, the device is wide in applicability and convenient to operate.

Description

Drilling pin clamp for flywheel machining center

Technical Field

The utility model relates to a flywheel processing technology field specifically is a flywheel machining center drilling jig.

Background

Flywheel (flying wheel), a disc-shaped part with a high moment of inertia, which acts as an energy store. For a four-stroke engine, work is done every four piston strokes, i.e. only the work stroke works, and the three strokes of exhaust, intake and compression all consume work. Therefore, the torque output by the crankshaft is periodically changed, and the rotating speed of the crankshaft is unstable. To improve this situation, a flywheel is provided at the rear end of the crankshaft.

Generally when carrying out the center drilling to the flywheel, all fix the flywheel through anchor clamps, prevent that the flywheel from squinting at the in-process of processing, but general anchor clamps stability is not good, when the flywheel of fixed equidimension not, need a large amount of time debugging, it is very inconvenient, general anchor clamps are carrying out the clamp in-process to the flywheel simultaneously, the clamp surface of anchor clamps is direct hard extrusion flywheel generally, in the course of working, make the phenomenon that the flywheel surface appears wearing and tearing very easily, and general anchor clamps produce vibrations very easily at the in-process of flywheel drilling and produce the noise, influence the result of use.

Aiming at the problems, a drilling clamp for a flywheel machining center is designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flywheel machining center bores round pin anchor clamps to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a drilling jig of a flywheel machining center comprises a workbench, wherein a rotary table is arranged above the workbench and fixedly connected with an output end of a first motor arranged in the workbench, a plurality of first fixing blocks are uniformly arranged at the upper end of the rotary table in an annular shape, a second fixing block is arranged at the center of the upper end of the rotary table, two limiting rods are arranged between the first fixing block and the second fixing block, a hydraulic cylinder is arranged at the upper end of the first fixing block, telescopic rods are arranged at one sides, close to the second fixing block, of the hydraulic cylinder, the output end of each telescopic rod is provided with a clamping block connected with the limiting rods in a sliding manner, grooves are arranged at one sides, far away from the telescopic rods, of the clamping blocks, pressing blocks are arranged in the grooves, a plurality of sliding rods are arranged at the upper ends of the pressing blocks, sliding grooves corresponding to the plurality of sliding rods are arranged on the clamping blocks, the sliding rods are all connected with the sliding grooves in a sliding manner, and lead screws connected with the clamping blocks in a rotating manner are arranged in one of the sliding grooves, the screw rod is in threaded connection with the sliding rod, the upper end of the screw rod is fixedly connected with the output end of the motor II arranged on the clamping block, the lower end of the workbench is provided with a supporting leg, and a buffering assembly for reducing the vibration of the device is arranged on the supporting leg.

As a further aspect of the present invention: the buffering assembly comprises a through groove formed in the lower end of the supporting leg, a telescopic column is connected in the through groove in a sliding mode, a limiting plate located in the through groove is arranged at the upper end of the telescopic column, springs connected with the limiting plate are arranged in the through groove, and a bottom plate is arranged at the lower end of the telescopic column.

As a further aspect of the present invention: the number of the first fixing blocks on the turntable is not less than three.

As a further aspect of the present invention: the upper end of the workbench is provided with a plurality of balls which are connected with the turntable in a sliding way.

As a further aspect of the present invention: rubber pads are arranged on the surfaces of the grooves and the lower ends of the pressing blocks.

As a further aspect of the present invention: and wear-resistant layers are arranged on the surfaces of the sliding rod and the sliding groove.

As a further aspect of the present invention: and the lower end of the bottom plate is provided with an anti-slip pad.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses accessible pneumatic cylinder makes the telescopic link promote the grip block to remove, through a plurality of grip blocks with the flywheel centre gripping fixed, drive the lead screw through motor two simultaneously and rotate, make the lead screw promote the briquetting of slide bar lower extreme and move downwards, fix the flywheel again through a plurality of briquettings, make the flywheel fixed more stable, the device can fix the flywheel of different sizes through adjusting the distance between a plurality of grip blocks simultaneously, make the applicability of the device wider, more convenient to operate;

2. the rubber pads are arranged on the surface of the groove and the lower end of the pressing block, so that the direct rigid contact between the flywheel and the clamping block and between the flywheel and the pressing block can be prevented, the flywheel is prevented from being worn in the processing process, and meanwhile, the friction force between the clamping block and the pressing block and between the clamping block and the flywheel can be increased through the rubber pads, so that the flywheel is more stably fixed;

3. the utility model drives the rotating disc to rotate through the motor, so that the direction of the flywheel can be adjusted in the processing process, thus different positions of the flywheel can be processed, and the use is greatly facilitated;

4. when the workstation receives vibrations at the in-process to flywheel processing, landing leg on the workstation produces and rocks and just can make flexible post to leading to the inslot indentation, through limiting plate extrusion spring simultaneously, through the power of the spring elastic force buffering partly vibrations, prevents to produce vibrations noise emission between landing leg and the ground, influences the device's result of use.

Drawings

FIG. 1 is a schematic structural diagram of a drilling jig of a flywheel machining center.

FIG. 2 is a schematic structural diagram of a damping assembly in a drilling jig of a flywheel machining center.

FIG. 3 is a schematic structural diagram of a rubber pad in a drilling jig of a flywheel machining center.

FIG. 4 is a schematic diagram of an internal structure of a clamping block in a drilling jig of a flywheel machining center.

Wherein: 1. the working table comprises a working table body, 2, supporting legs, 3, a rotary table, 4, a motor I, 5, balls, 6, a fixing block I, 7, a fixing block II, 8, a limiting rod, 9, a hydraulic cylinder, 10, a telescopic rod, 11, a clamping block, 12, a groove, 13, a pressing block, 14, a sliding rod, 15, a sliding groove, 16, a screw rod, 17, a motor II, 18, a rubber pad, 19, a through groove, 20, a telescopic column, 21, a limiting plate, 22, a spring, 23, a bottom plate, 24 and an anti-slip pad.

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. 1-4, in an embodiment of the present invention, a drilling jig for a flywheel machining center includes a worktable 1, a turntable 3 is disposed above the worktable 1, the turntable 3 is fixedly connected to an output end of a motor 1 disposed in the worktable 1, a plurality of first fixing blocks 6 are uniformly disposed at an upper end of the turntable 3 in an annular shape, a second fixing block 7 is disposed at a center of an upper end of the turntable 3, two limit rods 8 are disposed between the first fixing block 6 and the second fixing block 7, a hydraulic cylinder 9 is disposed at an upper end of the first fixing block 6, a telescopic rod 10 is disposed at a side of the hydraulic cylinder 9 close to the second fixing block 7, a clamping block 11 slidably connected to the limit rods 8 is disposed at an output end of the telescopic rod 10, a groove 12 is disposed at a side of the clamping block 11 away from the telescopic rod 10, a pressing block 13 is disposed in the groove 12, a plurality of sliding rods 14 are disposed at an upper end of the pressing block 13, the flywheel clamping device is characterized in that sliding grooves 15 corresponding to a plurality of sliding rods 14 are formed in the clamping blocks 11, the sliding rods 14 are in sliding connection with the sliding grooves 15, a screw rod 16 rotatably connected with the clamping blocks 11 is arranged in one of the sliding grooves 15, the screw rod 16 is in threaded connection with the sliding rods 14, the upper end of the screw rod 16 is fixedly connected with the output end of a second motor 17 arranged on the clamping block 11, when the flywheel needs to be fixed and processed, the flywheel can be placed in grooves 12 formed in the clamping blocks 11, then the telescopic rod 10 pushes the clamping blocks 11 to move towards the two 7 directions of the fixing block through a plurality of hydraulic cylinders 9, meanwhile, the clamping blocks 11 can be moved more stably through the limiting effect of the sliding connection of the limiting rods 8 and the clamping blocks 11, so that the flywheel can be clamped and fixed through the plurality of clamping blocks 11, meanwhile, the screw rod 16 is driven to rotate through the second motor 17, and the screw rod 16 is in threaded connection with the sliding rods 14, the pressing blocks 13 at the lower ends of the sliding rods 14 are pushed to move downwards, the flywheels are fixed again through the pressing blocks 13, so that the flywheels can be fixed more stably, meanwhile, the device can fix the flywheels with different sizes by adjusting the distance among the clamping blocks 11, the device is wider in applicability and more convenient to operate, and meanwhile, the rotating disc 3 can be driven to rotate through the motor I4 in the flywheel processing process, so that the direction of the flywheels can be adjusted, different positions of the flywheels can be processed conveniently, and the flywheel fixing device is greatly convenient to use;

the lower end of the workbench 1 is provided with a supporting leg 2, the supporting leg 2 is provided with a buffer component for reducing the vibration of the device, the buffer component comprises through grooves 19 arranged at the lower ends of the supporting legs 2, telescopic columns 20 are connected in the through grooves 19 in a sliding manner, the upper end of the telescopic column 20 is provided with a limit plate 21 positioned in the through groove 19, the through groove 19 is internally provided with a spring 22 connected with the limit plate 21, the lower end of the telescopic column 20 is provided with a bottom plate 23, therefore, when the workbench 1 is vibrated in the process of processing the flywheel, the supporting legs 2 on the workbench 1 can shake to enable the telescopic columns 20 to retract into the through grooves 19, meanwhile, the limiting plate 21 presses the spring 22, a part of the vibration force is buffered through the elastic force action of the spring 22, therefore, the vibration generated between the supporting legs 2 and the ground can be prevented from generating noise, and the use effect of the device is prevented from being influenced;

the number of the first fixing blocks 6 on the rotary table 3 is not less than three, so that a plurality of clamping blocks 11 can be arranged on the rotary table 3, and the flywheel is fixed more stably;

the upper end of the workbench 1 is provided with a plurality of balls 5 which are connected with the turntable 3 in a sliding way, so that when the turntable 3 rotates, the balls 5 can bear part of force for the turntable 3, and the damage caused by too few stress points of the turntable 3 is prevented;

the surface of the groove 12 and the lower end of the pressing block 13 are respectively provided with a rubber pad 18, so that when the flywheel is fixed through the clamping block 11 and the pressing block 13, the rubber pads 18 can prevent the flywheel from being directly and rigidly contacted with the clamping block 11 and the pressing block 13, the flywheel is prevented from being worn in the processing process, and meanwhile, the rubber pads 18 can increase the friction force between the clamping block 11 and the pressing block 13 and the flywheel, so that the flywheel is fixed more stably;

the surfaces of the sliding rod 14 and the sliding groove 15 are provided with wear-resistant layers, so that the sliding rod 14 and the sliding groove 15 can be prevented from being abraded due to long-time friction, and the service life of the device is prevented from being influenced;

the lower end of the bottom plate 23 is provided with the non-slip mat 24, so that the friction force between the bottom plate 23 and the ground can be increased, and the stability of the workbench 1 is ensured.

The utility model discloses a theory of operation is: when the flywheel needs to be fixed and processed, the flywheel can be placed into the grooves 12 on the clamping blocks 11, then the telescopic rods 10 are enabled to push the clamping blocks 11 to move towards the second fixing blocks 7 through the hydraulic cylinders 9, the flywheel is clamped and fixed through the clamping blocks 11, meanwhile, the lead screw 16 is driven to rotate through the second motor 17, the lead screw 16 pushes the pressing block 13 at the lower end of the sliding rod 14 to move downwards, the flywheel is fixed again through the pressing blocks 13, so that the flywheel can be fixed more stably, meanwhile, the device can fix the flywheels with different sizes by adjusting the distance between the clamping blocks 11, the device has wider applicability and more convenient operation, meanwhile, the first motor 4 can drive the rotary table 3 to rotate in the flywheel processing process, thereby adjusting the direction of the flywheel and facilitating the processing of different positions of the flywheel, great having made things convenient for the use, when workstation 1 receives vibrations at the in-process to flywheel processing, landing leg 2 on the workstation 1 produces and rocks and will make flexible post 20 to leading to the indent in the groove 19, simultaneously through limiting plate 21 extrusion spring 22, through the power of the partly vibrations of spring 22's elastic force buffering, prevents to produce vibrations noise emission between landing leg 2 and the ground, influences the device's result of use.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a flywheel machining center anchor clamps of driling, includes workstation (1), its characterized in that: the automatic feeding device is characterized in that a rotary table (3) is arranged above the workbench (1), the rotary table (3) is fixedly connected with an output end of a first motor (4) arranged in the workbench (1), a plurality of first fixing blocks (6) are uniformly arranged on the upper end of the rotary table (3) in an annular shape, a second fixing block (7) is arranged in the center of the upper end of the rotary table (3), two limiting rods (8) are arranged between the first fixing block (6) and the second fixing block (7), a hydraulic cylinder (9) is arranged at the upper end of the first fixing block (6), a telescopic rod (10) is arranged on one side, close to the second fixing block (7), of the hydraulic cylinder (9), clamping blocks (11) which are connected with the limiting rods (8) in a sliding mode are arranged at the output end of the telescopic rod (10), a groove (12) is arranged on one side, far away from the telescopic rod (10), and a pressing block (13) is arranged in the groove (12), the upper end of briquetting (13) is equipped with a plurality of slide bars (14), all be equipped with on grip block (11) with a plurality of slide bars (14) corresponding spout (15), slide bar (14) all with spout (15) sliding connection, one of them be equipped with in spout (15) and rotate lead screw (16) of being connected with grip block (11), lead screw (16) and slide bar (14) threaded connection, the upper end of lead screw (16) with establish the output fixed connection who goes up motor two (17) on grip block (11), the lower extreme of workstation (1) is equipped with landing leg (2), be equipped with on landing leg (2) and reduce the buffer assembly that the device received vibrations.

2. The flywheel machining center drill jig of claim 1, wherein: buffering subassembly is including establishing logical groove (19) at landing leg (2) lower extreme, it has flexible post (20) to lead to equal sliding connection in groove (19), the upper end of flexible post (20) is equipped with and is located limiting plate (21) that lead to groove (19), it all is equipped with spring (22) of being connected with limiting plate (21) to lead to groove (19), the lower extreme of flexible post (20) all is equipped with bottom plate (23).

3. The flywheel machining center drill jig of claim 1, wherein: the number of the first fixing blocks (6) on the turntable (3) is not less than three.

4. The flywheel machining center drill jig of claim 1, wherein: the upper end of the workbench (1) is provided with a plurality of balls (5) which are connected with the turntable (3) in a sliding way.

5. The flywheel machining center drill jig of claim 1, wherein: rubber pads (18) are arranged on the surface of the groove (12) and the lower end of the pressing block (13).

6. The flywheel machining center drill jig of claim 1, wherein: and wear-resistant layers are arranged on the surfaces of the sliding rod (14) and the sliding groove (15).

7. The flywheel machining center drill jig of claim 2, wherein: the lower end of the bottom plate (23) is provided with an anti-skid pad (24).