CN213034106U

CN213034106U - Error proofing device for flywheel drilling clamp

Info

Publication number: CN213034106U
Application number: CN202021549110.0U
Authority: CN
Inventors: 韩小宁; 邓勇; 赵志国
Original assignee: Shenyang Deventer Power Machinery Manufacturing Co ltd
Current assignee: Shenyang Deventer Power Machinery Manufacturing Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-04-23
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses a flywheel drilling jig mistake proofing device, which comprises a base, wherein the front and back of the upper surface of the base are symmetrically and fixedly provided with stop blocks, the front and back sides of the stop blocks are provided with baffle plates in a sliding way, the right side of the upper surface of the base is provided with a groove, the inner cavity of the groove is fixedly provided with a motor, the upper end of the output end of the motor is fixedly provided with a rotating shaft, the outer surface of the rotating shaft is fixedly provided with a gear, the right side of the upper surface of the base and the back side of the gear are provided with a T-shaped groove, the inner cavity of the T-shaped groove is provided with a T-shaped block in a sliding way, the upper end of the T-shaped block is fixedly provided with a rack, the right end of the rack is fixedly connected with the left side wall of the baffle plate, the motor is electrically connected with an external power, the quality of the product is poor, and the quality of the engine is finally influenced.

Description

Error proofing device for flywheel drilling clamp

Technical Field

The utility model relates to a flywheel anchor clamps technical field, concrete field is a flywheel boring grab mistake proofing device.

Background

In an automobile engine, in order to detect the rotation speed and the crankshaft position of the engine, signal teeth are usually designed on a flywheel, the signal teeth are generally designed in the form of 60-2 teeth, namely 58 normal teeth, 2 missing teeth (teeth or holes are not machined), the normal teeth are used for calculating the rotation speed, and the missing teeth are used for judging the crankshaft position and the piston position, namely judging the top dead center position, so that the injection and ignition time is determined. The signal teeth can be set up in various ways, for example, if signal holes are drilled, 58 signal holes (normal teeth) are drilled on the outer circle of the flywheel according to the distribution angle of 60 × 6, and two positions are not drilled (missing teeth). The position of the crankshaft speed sensor has a certain phase relation with the axis of the cylinder, and the phase relation with the signal hole is very tight. In production, a crankshaft connecting bolt hole and a positioning pin hole in the middle of a flywheel are drilled firstly, and then a signal hole on the outer circle of the flywheel is drilled (or milled) in a positioning mode through the positioning pin hole.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flywheel boring grab mistake proofing device 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: the utility model provides a flywheel boring grab mistake proofing device, includes the base, symmetry fixed mounting has the dog before and after the upper surface of base, the front and back side slide between the dog and be equipped with the baffle, the upper surface right side of base is equipped with the recess, the inner chamber fixed mounting of recess has the motor, the output upper end fixed mounting of motor has the pivot, the fixed surface of pivot installs the gear, the rear side that the upper surface right side of base just is located the gear is equipped with the T-shaped groove, the inner chamber of T-shaped groove slides and is equipped with the T-shaped piece, the upper end fixed mounting of T-shaped piece has the rack, the right-hand member of rack and the left side wall fixed connection of baffle, the motor is connected with external.

Preferably, the Rockwell hardness of the baffle is 38-42.

Preferably, the right side wall of the baffle plate and the transverse horizontal included angle are 78 degrees.

Preferably, the front side wall and the rear side wall of the baffle are in embedded sliding connection with the stop block.

Preferably, the stop block and the base are fixedly connected through a bolt.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a flywheel boring grab mistake proofing device, be equipped with the gear, the rack, the T-shaped piece, T-shaped groove and baffle, drive rack motion through gear revolve, the T-shaped piece is along the motion of T-shaped groove, it is more steady to ensure rack motion, the realization is to the motion of baffle and to the adjustment of baffle length, the phenomenon that can appear wearing and tearing in the use of current mistake proofing device has been solved, it is great with flywheel excircle diameter size difference, the position deviation that can lead to the signal hole is great, product quality is relatively poor, finally influence the problem of the quality of engine.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic left-side sectional structure of the present invention;

fig. 3 is a schematic top view of the present invention.

In the figure: 1-base, 2-stop block, 3-baffle, 4-groove, 5-motor, 6-shaft, 7-gear, 8-T-shaped groove, 9-T-shaped block, 10-rack.

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. 1-3, the present invention provides a technical solution: a flywheel drilling clamp mistake proofing device, please refer to fig. 1, which comprises a base 1, wherein the base 1 is used for installing a baffle 3 and installing a machining machine tool conveniently, baffle blocks 2 are symmetrically and fixedly installed at the front and back of the upper surface of the base 1, the baffle blocks 2 are used for limiting the movement of the baffle 3, the baffle 3 can move left and right along the baffle blocks 2 conveniently, the baffle 3 can clamp a flywheel to avoid errors in flywheel machining, the baffle blocks 3 are arranged between the baffle blocks 2 at the front side and the rear side in a sliding mode, please refer to fig. 2, a groove 4 is formed in the right side of the upper surface of the base 1, the groove 4 is used for installing a motor 5 conveniently, a motor 5 is fixedly installed in the inner cavity of the groove 4, the motor 5 is used for providing power for rotating a gear 7, a rotating shaft 6 is fixedly installed at the upper end of the output end of the motor 5, the rotating shaft 6 rotates to drive the, the gear 7 is used for conveniently driving the rack 10 to move left and right, namely, the length of the baffle 3 is adjusted, the situation that when the baffle 3 is abraded, the flywheel is positioned inaccurately and is easy to shake, the processing quality of the flywheel is influenced, meanwhile, the gear 7 drives the rack 10 to move left and right, the cost is saved, the baffle 3 is prevented from being replaced, the positioning precision is ensured, the working efficiency and the processing precision are improved, the flywheel is easy to popularize and use, the T-shaped groove 8 is arranged on the right side of the upper surface of the base 1 and is positioned on the rear side of the gear 7, the T-shaped block 9 is arranged in the inner cavity of the T-shaped groove 8 in a sliding mode, the left and right movement of the rack 10 is limited by the T-shaped block 9 and the T-shaped groove 8 in a matched mode, the stable movement of the rack 10 is ensured, the accurate positioning of the baffle 3 is improved, the rack 10 is fixedly, the motor 5 is electrically connected with an external power supply.

Specifically, the Rockwell hardness of the baffle 3 is 38-42, so that the hardness is improved, and the service life is prolonged.

Particularly, the right side wall of the baffle 3 and the transverse horizontal included angle are 78 degrees, so that the flywheel can be conveniently positioned in a mistake-proofing way.

Particularly, the front side wall and the rear side wall of the baffle 3 are both connected with the baffle 2 in an embedded sliding mode, the baffle 3 is limited in vertical movement, and only horizontal movement is achieved.

Particularly, dog 2 and base 1 pass through bolt fixed connection, are convenient for change and maintain dog 2, are convenient for install not baffle 3 of equidimension simultaneously, and the commonality is strong, convenient to use, easy operation.

The working principle is as follows: the utility model relates to a flywheel boring grab mistake proofing device, when using this device, use T-shaped piece 9 and the cooperation of T-slot 8, starter motor 5, motor 5 drives gear 7 and rotates, gear 7 drives the motion of rack 10, rack 10 drives the motion of baffle 3 promptly, realize that baffle 3 carries out mistake proofing location to the flywheel, if baffle 3 has wearing and tearing, gear 7 drives the motion of rack 10 promptly, adjustment baffle 3's length, accurate to the flywheel location, improve the machining precision, therefore, the clothes hanger is strong in practicability, convenient to use, and easy popularization and use.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flywheel boring grab mistake proofing device, includes base (1), its characterized in that: the utility model discloses a motor, including base (1), baffle (3), inner chamber fixed mounting, T-shaped groove (8), the inner chamber of T-shaped groove (8) slides and is equipped with T-shaped block (9), the upper end fixed mounting of T-shaped block (9) has rack (10), the right-hand member of rack (10) and the left side wall fixed connection of baffle (3), motor (5) and external power electricity are connected, the front and back side of symmetry fixed mounting has dog (2) before the upper surface of base (1) between dog (2), the upper surface right side of base (1) is equipped with recess (4), the inner chamber fixed mounting of recess (4) has motor (5), the output upper end fixed mounting of motor (5) has pivot (6), the outer fixed mounting of pivot (6) has gear (7), the rear side that the upper surface right side just is located gear (.

2. The flywheel drilling jig mistake proofing device of claim 1, wherein: the Rockwell hardness of the baffle (3) is 38-42.

3. The flywheel drilling jig mistake proofing device of claim 1, wherein: the right side wall of the baffle (3) and the transverse horizontal included angle are 78 degrees.

4. The flywheel drilling jig mistake proofing device of claim 1, wherein: the front side wall and the rear side wall of the baffle (3) are in embedded sliding connection with the stop block (2).

5. The flywheel drilling jig mistake proofing device of claim 1, wherein: the stop block (2) is fixedly connected with the base (1) through a bolt.