CN216990717U - Flywheel gear ring press-fitting machine - Google Patents

Abstract

The utility model discloses a flywheel gear ring press-mounting machine, which comprises: the device comprises a press fitting table, an upper press head and a first power device for driving the upper press head to move up and down, wherein a centering device for positioning and clamping a flywheel is installed on the press fitting table, the centering device comprises a second power device, a movable limiting clamping block and a fixed limiting clamping block, the movable limiting clamping block and the fixed limiting clamping block are oppositely arranged, the second power device drives the movable limiting clamping block to be close to or far away from the fixed limiting clamping block, the upper press head comprises an avoiding part and a gear ring corresponding part, the gear ring corresponding part is located at the bottom of the upper press head and protrudes downwards, and the avoiding part is located on the inner side of the gear ring corresponding part in the radial direction. The flywheel gear ring press-mounting machine has the advantages that the stress of the gear ring is uniform during press-mounting, the press-mounting quality and speed are improved, the operating environment of an operator is improved, the labor intensity of the operator is reduced, and the application range is wide.

Description

Flywheel gear ring press-fitting machine

Technical Field

The utility model relates to the technical field of general machine tools, in particular to a flywheel gear ring press-fitting machine.

Background

The gear ring is positioned on the outer edge of the flywheel and is used for being meshed with a starter gear and driving the crankshaft to rotate, so that automobile parts of the engine are started.

In the prior art, a gear ring is pressed on a flywheel through a common pressing machine, when the gear ring is pressed on the flywheel, the gear ring needs to be aligned with an upper pressing head, but the existing pressing machine does not have an alignment structure, an operator needs to perform manual alignment, the deviation of the alignment process is large, the stress of a gear during pressing is easily caused to be uneven, gaps between the gear ring and the outer peripheral surface of a protruding part in some places are too large, the matching in some places is too tight, the gear ring is not pressed in place, the condition that various products are unqualified is caused, the manual alignment labor intensity of the operator is high, and the assembly efficiency is low. Therefore, the press-fitting machine needs to be improved so as to improve the press-fitting quality and the assembly efficiency of the flywheel ring gear.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a flywheel gear ring press-mounting machine, which can solve the centering problem during assembly and improve the press-mounting quality and the assembly efficiency of a flywheel gear ring.

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

a flywheel ring gear press-fitting machine comprises: pressure equipment platform, go up pressure head and drive go up the first power device that the pressure head reciprocated, its characterized in that:

the pressure equipment bench is installed the centering device of the tight flywheel of location clamp, centering device includes the fixed spacing fixture block of second power device, the relative removal spacing fixture block that sets up and adjustable position, the drive of second power device remove spacing fixture block and be close to or keep away from fixed spacing fixture block, it includes dodges portion and ring gear corresponding part to go up the pressure head, the ring gear corresponding part is located go up the bottom of pressure head and downward arch, along radially, dodge the position in the inboard of ring gear corresponding part.

Preferably: the fixed limiting clamping block and the movable limiting clamping block are both arranged to be V-shaped blocks.

Preferably, the following components: the second power device is a three-axis cylinder, and the movable limiting clamping block is fixedly connected with a cylinder rod of the three-axis cylinder.

Preferably: the fixed limiting clamping block is provided with a first bolt hole, the movable limiting clamping block and the fixed limiting clamping block are provided with a scale and a plurality of spaced second bolt holes on the press fitting table, and the second bolt holes correspond to the first bolt holes.

Preferably: the first power device is set to be an oil cylinder or an air cylinder.

Preferably: the press fitting bench is provided with an upper mounting plate, the upper mounting plate is mounted on the press fitting bench through a support column, the first power device is mounted on the upper mounting plate, and the upper pressure head is located between the upper mounting plate and the press fitting bench.

After the technical scheme is adopted, the utility model has the beneficial effects that:

the flywheel gear ring press-fitting machine is provided with the centering device, the fixed limiting fixture block can be firstly installed at a proper position to be fixed according to the diameter of the flywheel, then the flywheel is placed near the fixed limiting fixture block, the second power device drives the movable limiting fixture block to push the flywheel, and the flywheel is positioned and clamped between the movable limiting fixture block and the fixed limiting fixture block, so that the center of the flywheel corresponds to the center of the upper press head, and further the center of the gear ring corresponds to the center of the upper press head, therefore, the flywheel is not easy to move and deflect during press-fitting, the stress of the gear ring is uniform during press-fitting, the quality and the speed of the press-fitting are improved, the operating environment of an operator is improved, and the labor intensity of the operator is reduced.

The movable limiting clamping block is matched with the fixed clamping block with the adjustable position, so that the flywheels with different diameters can be positioned, and the flywheel gear ring press-fitting machine has a wide application range.

Drawings

FIG. 1 is a first perspective view of the flywheel ring gear press-fitting machine of the present invention;

FIG. 2 is an enlarged schematic view of the upper ram of FIG. 1;

FIG. 3 is a schematic view of the centering device of FIG. 1 in accordance with the present invention;

in the figure:

1. a press mounting table; 11. an upper mounting plate; 12. supporting the upright post; 2. an upper pressure head; 21. an avoidance part; 22. A ring gear corresponding portion; 3. a first power unit; 4. a second power unit; 5. moving the limiting clamping block; 6. fixing a limiting clamping block; 61. a first bolt hole; 7. a flywheel; 71. a projection.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

The flywheel ring gear press-fitting machine shown in fig. 1 comprises: pressure equipment platform 1, go up pressure head 2 and drive go up pressure head 2 and reciprocate first power device 3, the centering device of the tight flywheel of location clamp is installed to pressure equipment bench 1, and the centering device includes second power device 4, the relative spacing fixture block 5 of removal that sets up and adjustable position's fixed spacing fixture block 6, the drive of second power device 4 remove spacing fixture block 5 and be close to or keep away from fixed spacing fixture block 6, as shown in fig. 2, it includes dodges portion 21 and ring gear corresponding part 22 to go up pressure head 2, ring gear corresponding part 22 is located go up the bottom of pressure head 2 and arch downwards, along radially, dodge portion 21 and be located the inboard of ring gear corresponding part 22.

As shown in fig. 3, the flywheel 7 is overall disc-shaped, and the protruding portion 71 is arranged on the flywheel and used for mounting a gear ring, and the gear ring is sleeved on the outer peripheral surface of the protruding portion 71 after being heated and is fastened on the outer peripheral surface of the protruding portion 71 after being cooled by the gear ring through pressing on the gear ring. The escape portion 21 of the upper ram 2 is for escaping the projecting portion 71 of the flywheel 7, and the ring gear corresponding portion 22 of the upper ram 2 corresponds to a ring gear.

The fixed limiting fixture block 6 and the movable limiting fixture block 5 are both arranged into V-shaped blocks. Two inner side surfaces of the V-shaped block position the flywheel through the outer peripheral surface of the positioning flywheel, so that the center of the flywheel corresponds to the center of the upper pressure head 2.

The second power device 4 is a three-axis cylinder, and the movable limiting clamping block 5 is fixedly connected with a cylinder rod of the three-axis cylinder. The cylinder rod of the three-axis cylinder drives the movable limiting clamping block 5 to move towards the direction close to or away from the fixed limiting clamping block 6, so that the purpose of clamping, positioning or releasing the flywheel is achieved. The movement speed of the three-axis cylinder is controlled by adjusting the air pressure, so that an operator is prevented from being injured due to the fact that the movement speed of the cylinder is too high.

The fixed limiting fixture block 6 is provided with a first bolt hole 61, the press fitting table 1 between the movable limiting fixture block 5 and the fixed limiting fixture block 6 is provided with scales and a plurality of spaced second bolt holes, and the second bolt holes correspond to the first bolt holes 61. The fixed limiting clamping block 6 can be arranged at a proper scale position to be fixed according to the diameter of the flywheel, and the flywheel positioning device can be suitable for positioning flywheels with different diameters.

The first power device 3 is provided as a cylinder, and can also be provided as an oil cylinder. An upper mounting plate 11 is arranged on the press mounting table 1, the upper mounting plate 11 is mounted on the press mounting table 1 through a support upright 12, the first power device 3 is mounted on the upper mounting plate 11, and the upper pressure head 2 is located between the upper mounting plate 11 and the press mounting table 1.

The centering device can be adjusted according to the size of the flywheel, and can be compatible with flywheels of various specifications to automatically center in the gear ring press-fitting process.

The working process of the flywheel gear ring press-mounting machine comprises the following steps:

(1) the adjustable fixed limit fixture block 6 is adjusted to a proper position;

(2) pushing the flywheel to the working table of the press-fitting machine to enable the flywheel to be close to the adjustable fixed limiting clamping block 6;

(3) pressing a start button of the centering control device, driving the movable limiting clamping block 5 by the cylinder to push the flywheel to a position where the center of the flywheel corresponds to the center of the upper pressure head;

(4) placing the heated teeth on a flywheel;

(5) pressing a pressing head on a starting button of the loading machine to press and mount the gear ring;

(6) and after the press mounting is finished, the upper pressure head and the centering device reset to push out the flywheel after the press mounting is finished.

The flywheel gear ring press-mounting machine has the advantages that the stress of the gear ring is uniform during press-mounting, the press-mounting quality and speed are improved, the operating environment of an operator is improved, and the labor intensity of the operator is reduced. The movable limiting clamping block is matched with the fixed clamping block with the adjustable position, so that the flywheels with different diameters can be positioned, and the flywheel gear ring press-fitting machine has a wide application range.

While the utility model has been particularly shown and described with reference to the drawings, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims (6)

1. A flywheel ring gear press-fitting machine comprises: pressure equipment platform, go up pressure head and drive go up the first power device that the pressure head reciprocated, its characterized in that:

the centering device is characterized in that a positioning clamping flywheel is mounted on the press mounting table and comprises a second power device, a movable limiting clamping block and a fixed limiting clamping block, the movable limiting clamping block is arranged oppositely, the fixed limiting clamping block can be adjusted in position, the second power device drives the movable limiting clamping block to be close to or far away from the fixed limiting clamping block, the upper press head comprises an avoiding portion and a gear ring corresponding portion, the gear ring corresponding portion is located at the bottom of the upper press head and protrudes downwards, and the avoiding portion is located on the inner side of the gear ring corresponding portion in the radial direction.

2. The flywheel ring gear press-fitting machine according to claim 1, characterized in that: the fixed limiting clamping block and the movable limiting clamping block are both arranged to be V-shaped blocks.

3. The flywheel ring gear press-fitting machine according to claim 2, characterized in that: the second power device is a three-axis cylinder, and the movable limiting clamping block is fixedly connected with a cylinder rod of the three-axis cylinder.

4. The flywheel ring gear press-fitting machine according to claim 3, characterized in that: the fixed limiting clamping block is provided with a first bolt hole, the movable limiting clamping block and the fixed limiting clamping block are provided with a scale and a plurality of spaced second bolt holes on the press fitting table, and the second bolt holes correspond to the first bolt holes.

5. The flywheel ring gear press-fitting machine according to claim 4, characterized in that: the first power device is set to be an oil cylinder or an air cylinder.

6. The flywheel ring gear press-fitting machine according to claim 1, characterized in that: the press fitting bench is provided with an upper mounting plate, the upper mounting plate is mounted on the press fitting bench through a support upright post, the first power device is mounted on the upper mounting plate, and the upper pressure head is located between the upper mounting plate and the press fitting bench.

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