Device for detecting positions of signal hole and connecting hole of flywheel casing

Abstract

The utility model relates to a device for detecting positions of signal holes and connecting holes of a flywheel casing. The device comprises a connecting hole detection mechanism, a cross rod and a signal hole detection mechanism, the connecting hole detection mechanism comprises a chassis and a plurality of insertion columns. A positioning through hole is formed in the chassis, and a positioning pin is inserted into the positioning through hole; the plurality of inserting columns are fixed on the lower surface of the chassis in an annular array manner; one end of the transverse rod is fixed to the upper surface of the chassis, and the transverse rod is arranged in the radial direction of the chassis. The signal hole detection mechanism comprises a supporting block and a plurality of detection pins; the supporting block is of an arc-shaped structure. The other end of the transverse rod is fixed to the top of the supporting block. A plurality of detection through holes are formed in the side wall of the supporting block in an annular array manner by taking the axis of the chassis as a rotating shaft; and the detection pin is inserted into the detection through hole. According to the utility model, the positions of the connecting holes and the signal holes on the flywheel housing can be rapidly detected, the detection efficiency is improved, and the detection difficulty is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of metal material processing, in particular to a position detection device for signal holes and connection holes of a flywheel housing. Background Art

[0002] The flywheel housing is an important component in the automotive transmission system, generally made of cast iron, with high strength and rigidity, and mainly undertakes the functions of power transmission and support. The flywheel housing usually includes a housing and a support plate. The connection between the housing and the support plate is bolted, and this structure can ensure the firmness and reliability of the flywheel housing. During use, the flywheel housing may be damaged due to factors such as heavy load, external force, and irregular vibration.

[0003] As Figure 1 shown, a plurality of signal holes are equidistantly arranged on the side surface of the flywheel housing, and a ring of connection holes and a positioning pin hole are arranged at the middle position on the top of the flywheel housing; after the above flywheel housing is processed, it is necessary to detect the positions of its signal holes and connection holes. Since the connection holes are on the top of the flywheel housing and the signal holes are on the side wall of the flywheel housing, the existing detection devices cannot detect them simultaneously.

[0004] In view of the above problems, it is desired to provide a position detection device for signal holes and connection holes of a flywheel housing, which can solve the above technical problems. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a position detection device for signal holes and connection holes of a flywheel housing, which can quickly detect the positions of the connection holes and signal holes on the flywheel housing, improve the detection efficiency, and reduce the detection difficulty.

[0006] To achieve the purpose of the above utility model, a position detection device for signal holes and connection holes of a flywheel housing includes a connection hole detection mechanism, a cross bar, and a signal hole detection mechanism;

[0007] The connection hole detection mechanism includes a chassis and a plurality of insertion posts;

[0008] A positioning through hole is provided on the chassis, and a positioning pin is inserted into the positioning through hole;

[0009] A plurality of the insertion posts are fixed on the lower surface of the chassis in a ring array manner, and the number of the insertion posts is equal to the number of connection holes of a qualified flywheel housing. The positions of the insertion posts on the chassis are adapted to the positions of the connection holes on the flywheel housing of the qualified product, and the diameter of the insertion posts is adapted to the aperture of the connection holes;

[0010] One end of the cross bar is fixed on the upper surface of the chassis, and the cross bar is arranged along the radial direction of the chassis.

[0011] The signal hole detection mechanism includes a support block and a number of detection pins;

[0012] The support block is of an arc-shaped structure and is adapted to the qualified flywheel housing to be detected;

[0013] The other end of the cross bar is fixed to the top of the support block;

[0014] On the side wall of the support block, with the axis of the chassis as the rotation axis, a number of detection through holes are arranged in an annular array, and the number and positions of the detection through holes on the support block are adapted to the signal holes on the qualified flywheel housing;

[0015] The number of the detection pins is equal to the number of the detection through holes, and the detection pins are inserted into the detection through holes.

[0016] Preferably, the chassis is of an annular structure.

[0017] Preferably, the plug post is threadedly connected to the bottom of the chassis.

[0018] Preferably, the top of the support block extends horizontally forward to form a step portion.

[0019] A signal hole and connection hole position detection device for a flywheel housing of the present utility model has the following advantages compared with the prior art:

[0020] (1) The signal holes and connection holes of the flywheel housing can be detected by one device, improving the detection efficiency and reducing the detection difficulty;

[0021] (2) The structure is simple and the operation is convenient. Description of the Drawings

[0022] Figure 1 is a schematic structural diagram of the flywheel housing in the background art;

[0023] Figure 2 is a schematic structural diagram of a signal hole and connection hole position detection device for a flywheel housing of this embodiment Figure 1 ;

[0024] Figure 3 is a schematic structural diagram of a signal hole and connection hole position detection device for a flywheel housing of this embodiment Figure 2 . Detailed Embodiment

[0025] The following further describes the present utility model in conjunction with the drawings and specific embodiments.

[0026] As Figure 2 and Figure 3As shown in the figure, a detection device for the signal holes and connection hole positions of a flywheel housing includes a connection hole detection mechanism, a cross bar 1, and a signal hole detection mechanism.

[0027] The connection hole detection mechanism includes a chassis 2 and a plurality of insertion posts 3; a positioning through hole 4 is provided on the chassis 2, and a positioning pin 5 is inserted into the positioning through hole 4; the plurality of insertion posts 3 are fixed on the lower surface of the chassis 2 in an annular array manner, and the number of the insertion posts 3 is equal to the number of connection holes of the qualified flywheel housing, the positions of the insertion posts 3 on the chassis 2 are adapted to the positions of the connection holes on the qualified product on the flywheel housing, and the diameter of the insertion posts 3 is adapted to the aperture of the connection holes.

[0028] In this embodiment, the chassis 2 is of an annular structure, which can reduce the weight of the entire detection device and facilitate the operation of workers.

[0029] In this embodiment, the insertion posts 3 are threadedly connected to the bottom of the chassis 2 to achieve detachable connection, which is convenient for subsequent disassembly and maintenance.

[0030] One end of the cross bar 1 is fixed on the upper surface of the chassis 2, and the cross bar 1 is arranged along the radial direction of the chassis 2.

[0031] The signal hole detection mechanism includes a support block 6 and a plurality of detection pins 7; the support block 6 is of an arc-shaped structure and is adapted to the qualified flywheel housing to be detected; the other end of the cross bar 1 is fixed to the top of the support block 6; a plurality of detection through holes 8 are provided on the side wall of the support block 6 in an annular array manner with the axis of the chassis 2 as the rotation axis, the number and positions of the detection through holes 8 on the support block 6 are adapted to the signal holes on the qualified flywheel housing; the number of the detection pins 7 is equal to the number of the detection through holes 8, and the detection pins 7 are inserted into the detection through holes 8.

[0032] In this embodiment, the top of the support block 6 extends horizontally forward to form a step portion 9, which is convenient for hanging the support block 6 on the edge of the flywheel housing and improving the stability of the support block during detection.

[0033] When detecting the connection holes and signal holes on the flywheel housing, first place the chassis 2 at the middle position on the top of the flywheel housing to be detected, insert the positioning pin 5 on the chassis 2 into the positioning pin hole on the flywheel housing, and then rotate the chassis around the positioning pin 5. When all the insertion posts 3 are inserted into the corresponding connection holes, it can be judged that the position of the connection holes is qualified. Then insert the detection pins 7 on the support block 6 respectively. When all the detection pins 7 can be inserted into the signal holes of the flywheel housing to be detected, the position of the signal holes on the flywheel housing is qualified, and then the flywheel housing can be removed.

[0034] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present invention. Those of ordinary skill in the art can make changes, modifications, substitutions, and variations to the above embodiments within the scope of the present invention.

Claims

1. A signal hole and connection hole position detection device for a flywheel housing, characterized in that: It includes a connection hole detection mechanism, a crossbar and a signal hole detection mechanism; The connection hole detection mechanism includes a chassis and a plurality of plug posts; The chassis is provided with a positioning through hole, and a positioning pin is inserted into the positioning through hole; A plurality of the plugs are fixed on the lower surface of the chassis in a circular array, and the number of the plugs is equal to the number of connection holes of the flywheel housing of a qualified product, the positions of the plugs on the chassis match the positions of the connection holes on the flywheel housing of a qualified product, and the diameters of the plugs match the apertures of the connection holes; One end of the cross bar is fixed to the upper surface of the chassis, and the cross bar is arranged along the radial direction of the chassis; The signal hole detection mechanism includes a support block and a plurality of detection pins; The support block is an arc-shaped structure and is adapted to the qualified flywheel housing to be tested; The other end of the crossbar is fixed to the top of the support block; The side wall of the support block is provided with a plurality of detection through holes in a circular array with the axis of the chassis as the rotation axis, and the number and position of the detection through holes on the support block are adapted to the signal holes on the qualified flywheel housing; The number of the detection pins is equal to the number of the detection through holes, and the detection pins are plugged into the detection through holes.

2. A flywheel housing signal hole and connection hole position detection device according to claim 1, characterized in that: The chassis is an annular structure.

3. A signal hole and connection hole position detection device for a flywheel housing according to claim 1 or 2, characterized in that: The plunger is threadedly connected to the bottom of the chassis.

4. A flywheel housing signal hole and connection hole position detection device according to claim 1, characterized in that: The top of the support block horizontally extends forward to form a step portion.

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