CN111665056A - Flywheel rotation detection mechanism of internal combustion engine - Google Patents

Abstract

The invention discloses a flywheel rotation detection mechanism of an internal combustion engine, comprising: a moving guide rail frame and an automatic detection main body frame; a connecting base is rolled and embedded on the moving guide rail frame, and a push wedge block is connected outside one end of the moving guide rail frame, The moving guide rail frame is provided with a reset conveying mechanism used to drive and reset the connection base; the detection main frame is composed of an adjustment guide rail frame and a sliding adjustment frame, the adjustment guide rail frame is fixed on the connection base, and the sliding The adjusting frame is slidably arranged on the adjusting guide rail frame, and the rear end of the sliding adjusting frame is further connected with a reset wedge block used for cooperating with the pushing wedge block to drive the sliding adjusting frame for reset. The invention realizes automatic reset and continuous detection by cooperating with the reset conveying mechanism and the locking mechanism, and does not need to stop the internal combustion engine assembly line when the rotation detection of the internal combustion engine flywheel is performed.

Description

An internal combustion engine flywheel rotation detection mechanism

technical field

The invention relates to the technical field of internal combustion engine detection, in particular to a flywheel rotation detection mechanism of an internal combustion engine.

Background technique

Internal combustion engine is a kind of power machine. It is a heat engine that burns fuel inside the machine and directly converts the heat energy released into power. After the internal combustion engine is produced and assembled, it is necessary to detect the rotation of the flywheel outside the internal combustion engine through external drive. At present, when detecting the rotation of the internal combustion engine flywheel on the internal combustion engine assembly line, most of them are directly connected with the internal combustion engine flywheel assembled on the internal combustion engine assembly line through the motor, and then drive the internal combustion engine flywheel to rotate for detection, and the internal combustion engine assembly line needs to be stopped during detection. At the same time, it requires the staff to manually perform synchronous operation control, which is troublesome to operate, and the work intensity is high, which affects the efficiency of detection.

SUMMARY OF THE INVENTION

The purpose of the present invention is to design a mechanism for detecting the rotation of the internal combustion engine flywheel, which can realize the automatic rotation detection of the internal combustion engine flywheel on the internal combustion engine assembly line without stopping, without the need for staff to perform synchronous operation control, and the detection is more convenient and efficient.

In order to achieve the above purpose, the present invention adopts the following technical solutions: a flywheel rotation detection mechanism of an internal combustion engine, comprising: a moving guide rail frame and an automatic detection main frame;

A connecting base is rolled and embedded on the moving guide rail frame, a push wedge block is connected outside one end of the moving guide rail frame, and a reset conveying mechanism for driving and resetting the connecting base is arranged in the moving guide rail frame;

The detection main frame is composed of an adjustment guide rail frame and a sliding adjustment frame, the adjustment guide rail frame is fixed on the connection base, and the sliding adjustment frame is slidably arranged on the adjustment guide rail frame, wherein the adjustment direction of the sliding adjustment frame is connected to the connection base. The moving direction of the sliding adjustment frame is vertical, and the rear end of the sliding adjustment frame is also connected with a reset wedge block used for cooperating with the push wedge block to drive the sliding adjustment frame to reset, and a compression spring is connected between the reset wedge block and the adjustment guide rail frame;

One side of the detection main body frame is provided with a lock-to-lock mechanism, and the lock-to-lock mechanism is assembled to keep the sliding adjustment frame in the working position and release the sliding adjustment frame from the working position when the sliding adjustment frame is reset.

A drive assembly used for driving the flywheel of the internal combustion engine to perform rotation detection is fixed on the sliding adjustment frame.

As a further description of the above technical solution:

The moving guide rail frame is composed of two guide rail side frames arranged in parallel with each other, and two fixed end frames are welded between two ends of the two guide rail side frames;

The side frame of the guide rail is provided with a bar-shaped chute with an opening facing inward, and limit protruding strips are arranged on both inner side walls of the bar-shaped chute along the opening direction.

The connection base is composed of a main frame and two limit side frames. The two limit side frames are symmetrically welded on both sides of the main frame and fit with the guide rail side frames. The two sides of the main frame pass through symmetrically. The rotating shaft is rotatably connected with a moving roller, and the moving roller is rotatably embedded in the bar-shaped chute;

The moving roller is provided with an annular groove which is used for rolling limit in cooperation with the limit protruding strip.

As a further description of the above technical solution:

The reset conveying mechanism is composed of a rotating roller shaft and a conveyor belt, and there are two rotating roller shafts, and the two rotating roller shafts are respectively rotated and arranged on the two fixed end frames. on the roller;

The surface of the conveyor belt is bonded with rubber friction pads, and the surface of the conveyor belt is provided with protruding strips for driving the connection base to move forward on both sides of the rubber friction pad.

As a further description of the above technical solution:

The locking mechanism is composed of a self-locking lever, the middle end of the self-locking lever is connected to one side of the adjusting guide rail frame through the hinge support, and a support spring is connected between the bottom of the self-locking lever and the adjusting guide rail frame, and the self-locking lever is automatically connected. The top of the lock lever is also connected with a self-locking pin;

The position of the outer frame of the sliding adjustment frame is provided with a positioning hole for use with the self-locking pin.

As a further description of the above technical solution:

The drive assembly is composed of a drive motor and a drive wheel, and the drive motor is drive-connected to the drive wheel through a motor output shaft.

As a further description of the above technical solution:

The drive wheel is composed of a drive shaft and a limit disk, and the limit disk is fixed at one end of the drive shaft. rubber ring.

As a further description of the above technical solution:

Also includes a reset drive mechanism for driving the reset conveying mechanism to rotate;

The reset drive mechanism is fixed on the assembly line of the internal combustion engine;

The reset drive mechanism is rotatably connected with a first transmission toothed plate and a second transmission toothed plate, and the first transmission toothed plate and the second transmission toothed plate are meshed and connected, and the axial center position of the second transmission toothed plate is fixedly connected There is a driving link, and the driving link is connected with the rotating roller shaft.

As a further description of the above technical solution:

A driving rack is arranged between the bottom of one side frame of the transmission belt of the internal combustion engine assembly line, and the driving rack is meshed and connected with the first transmission gear plate.

As a further description of the above technical solution:

It also includes manual push rods and limit rods used to replace the reset wedge block for manual drive sliding adjustment frame movement;

The limit rod is welded on the sliding adjustment frame and forms a rectangular frame-shaped opening with the sliding adjustment frame;

The bottom end of the manual push rod is rotatably connected with a fixed rod through the sleeve, and the fixed rod is horizontally fixed in the adjustment guide rail frame, and the top end of the manual push rod penetrates and extends through the rectangular frame opening between the limit rod and the sliding adjustment frame to the outside.

beneficial effect

The invention provides a flywheel rotation detection mechanism of an internal combustion engine. Has the following beneficial effects:

1. The present invention realizes the automatic rotation detection of the internal combustion engine flywheel on the internal combustion engine assembly line, and realizes automatic reset and continuous detection by cooperating with the reset conveying mechanism and the locking mechanism, and does not need to stop the internal combustion engine assembly line when the rotation detection of the internal combustion engine flywheel is performed. Operation, realize the continuous detection operation of synchronous flow, and the driving wheel in the detection drive assembly and the flywheel of the internal combustion engine are driven by contact, and do not need to be connected and fixed. .

2. In the present invention, the opening of the bar-shaped chute on the side frame of the guide rail is inward to prevent dust from falling into it, and at the same time, a limiting convex strip is arranged in the bar-shaped groove to cooperate with the annular groove in the moving roller to limit the rotation of the moving roller. The stability of the connecting base moving on the moving rail frame is improved, and the stability of the rotational detection and driving of the flywheel of the internal combustion engine is enhanced.

3. In the present invention, the reset drive mechanism used to drive the reset conveyor mechanism is driven by the internal combustion engine assembly line in conjunction with the drive rack, which does not require an external drive unit and reduces the use cost.

Description of drawings

Fig. 1 is the overall structure schematic diagram of a kind of internal combustion engine flywheel rotation detection mechanism proposed by the present invention;

Fig. 2 is the structural representation of detection main frame in the present invention;

3 is a schematic structural diagram of a locking mechanism in the present invention;

4 is a schematic diagram of the transfer structure of the moving guide rail frame and the connection base in the present invention;

FIG. 5 is a schematic structural diagram of a cross-sectional view of the locking mechanism in the present invention.

6 is a schematic structural diagram of the reset conveying mechanism in the present invention;

7 is a schematic structural diagram of a guide rail side frame in the present invention;

8 is a schematic structural diagram of a connection base in the present invention;

Fig. 9 is the structural representation of moving roller in the present invention;

10 is a schematic diagram of the assembly structure of the connection base and the reset conveying mechanism in the present invention;

11 is a schematic structural diagram of a drive assembly in the present invention;

Figure 12 is a schematic structural diagram of a drive wheel in the present invention;

13 is a schematic diagram of the connection structure of the driving wheel and the flywheel of the internal combustion engine in the present invention;

14 is a schematic diagram of the assembly structure of the reset drive mechanism and the assembly line of the internal combustion engine in the present invention

Figure 15 is a schematic structural diagram of the reset drive mechanism in the present invention

16 is a schematic diagram of the installation structure of the manual push rod and the limit rod in the present invention;

17 is a schematic structural diagram of a manual push rod in the present invention.

illustration:

1. Mobile rail frame; 101, rail side frame; 102, fixed end frame; 103, bar chute; 104, limit protruding strip; 2, connecting base; 21, main frame; 22, movable roller; 23, limit side frame; 24, annular groove; 3, detection main body frame; 31, adjustment guide rail frame; 32, sliding adjustment frame; 33, reset wedge block; 34, compression spring; 35, locking mechanism; 351, self-locking lever ;352, support spring; 353, self-locking pin; 36, positioning hole; 4, push wedge block; 5, drive assembly; 51, drive motor; 52, motor output shaft; 53, drive wheel; 531, drive shaft; 532, rubber ring; 533, limit plate; 6, reset conveying mechanism; 61, conveyor belt; 62, rotating roller shaft; 63, rubber friction pad; 64, convex strip; 7, internal combustion engine assembly line; 71, driving rack 72, reset drive mechanism; 73, the first transmission toothed plate; 74, the second transmission toothed plate; 75, drive connecting rod; 8, manual push rod; 81, fixed rod; 9, limit rod.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments.

Embodiment 1: Referring to Figures 1-14, a flywheel rotation detection mechanism of an internal combustion engine includes: a moving guide rail frame 1 and an automatic detection main body frame 3;

A connecting base 2 is rolled and embedded on the moving guide rail frame 1, a push wedge block 4 is connected to the outer side of one end of the moving guide rail frame 1, and a reset conveying mechanism 6 for driving and resetting the connecting base 2 is arranged in the moving guide rail frame 1;

The detection main frame 3 is composed of an adjustment guide frame 31 and a sliding adjustment frame 32. The adjustment guide frame 31 is fixed on the connection base 2, and the sliding adjustment frame 32 is slidably arranged on the adjustment guide frame 31. The adjustment direction of the sliding adjustment frame 32 is the same as that of the adjustment guide frame 32. The moving direction of the connection base 2 is vertical, and the rear end of the sliding adjustment frame 32 is also connected with a reset wedge block 33 for cooperating with the push wedge block 4 to drive the sliding adjustment frame 32 to reset, and the reset wedge block 33 and the adjustment guide rail frame 31. A compression spring 34 is connected between;

One side of the detection main body frame 3 is provided with a locking mechanism 35, and the locking mechanism 35 is assembled to keep the sliding adjusting frame 32 in the working position when the sliding adjusting frame 32 is reset, and can keep the sliding adjusting frame 32 from the working position to release.

A drive assembly 5 for driving the flywheel of the internal combustion engine for rotation detection is fixed on the sliding adjustment frame 32 .

The movable guide rail frame 1 is composed of two guide rail side frames 101 arranged in parallel with each other, and two fixed end frames 102 are welded between the two ends of the two guide rail side frames 101;

The rail side frame 101 is provided with a bar-shaped chute 103 with an opening facing inward, and limiting protruding strips 104 are provided on both inner side walls of the bar-shaped chute 103 along the opening direction.

The connecting base 2 is composed of a main frame 21 and two limit side frames 23. The two limit side frames 23 are symmetrically welded on both sides of the main frame 21 and fit with the guide rail side frames 101. The limit side frames 23 can be opposite to each other. When the connection base 2 moves, the two sides are limited, and the two sides of the main frame 21 are symmetrically connected with the moving rollers 22 through the rotation of the rotating shaft, and the moving rollers 22 are rotated and embedded in the bar-shaped chute 103;

The moving roller 22 is provided with an annular groove 24 for cooperating with the limiting protruding strip 104 for rolling limit.

Further, the internal combustion engine assembly line 7 drives the internal combustion engine to move, the flywheel on the internal combustion engine is attached to the drive assembly 5, and the internal combustion engine flywheel synchronously drives the drive assembly 5 and the detection main frame 3 to move horizontally on the moving rail frame 1 through the connection base 2 to achieve During non-stop synchronous detection, an annular groove 24 is opened on the moving roller 22 at the same time, so that when the moving roller 22 is rolled and embedded in the bar-shaped chute 103 in the guide rail side frame 101, it can be connected with the side wall of the bar-shaped chute 103. The protruding strips 104 are limited and clamped to limit the moving roller 22 without affecting the movement of the moving roller 22 , which significantly improves the movement stability of the main frame 3 and the driving assembly 5 mounted on the connection base 2 .

The reset conveying mechanism 6 is composed of a rotating roller shaft 62 and a conveyor belt 61, and there are two rotating roller shafts 62, and the two rotating roller shafts 62 are respectively rotatably arranged on the two fixed end frames 102, wherein the conveyor belt 61 rotates arranged on two rotating roller shafts 62;

Rubber friction pads 63 are adhered to the surface of the conveyor belt 61 , and protruding strips 64 for driving the connection base 2 to move forward are provided on the surface of the conveyor belt 61 on both sides of the rubber friction pad 63 .

The conveying length of the conveyor belt 61 is less than the length of the moving guide rail frame 1, and one end of the conveying belt 61 has a certain distance from the end of the moving guide rail frame 1 to be detected, which is convenient for the protruding strips 64 to be disengaged and realize cyclic continuous driving.

Further, the conveyor belt 61 on the reset conveying mechanism 6 cooperates with the protruding strips 64 to drive the connection base 2 to move in the reverse direction to realize reset. At the same time of reset, the reset wedge block 33 cooperates with the push wedge block 4 to make the sliding adjustment frame 32 drive the drive assembly 5 . It is reset and locked to the mechanism 35 for fixation. At the same time, the bottom of the connection base 2 and the rubber friction pad 63 are in contact with each other when the connection base 2 performs synchronous detection and movement, which enhances the frictional force of the movement of the connection base 2 and improves the relationship between the drive assembly 5 and the rubber friction pad 63. The driving stability when the internal combustion engine flywheel is attached can effectively prevent the driving assembly 5 from rotating.

The locking mechanism 35 is composed of a self-locking lever 351 . The middle end of the self-locking lever 351 is connected to one side of the adjusting guide rail frame 31 through a hinge support, and a support spring 352 is connected between the bottom of the self-locking lever 351 and the adjusting guide rail frame 31 . , and the top of the self-locking lever 351 is also connected with a self-locking pin 353;

Positioning holes 36 for cooperating with the self-locking pins 353 are formed at the position of the outer frame of the sliding adjusting frame 32 .

Further, when the sliding adjustment frame 32 drives the drive assembly 5 to reset, the positioning hole 36 on the outer side of the sliding adjustment frame 32 corresponds to the position of the self-locking pin 353 on the self-locking lever 351 , and the support spring at the bottom of the self-locking lever 351 Under the action of 352, the self-locking pin 353 at the top of the self-locking lever 351 is inserted into the positioning hole 36 on the outer side of the sliding adjusting frame 32 to realize the locking of the self-sliding adjusting frame 32. When the connecting base 2 moves to one end of the moving rail frame 1, it moves. The fixed end frame 102 on the guide rail frame 1 squeezes the bottom end of the self-locking lever 351, the support spring 352 shrinks, the top of the self-locking lever 351 is lifted, the self-locking pin 353 is automatically pulled out, and the sliding adjustment frame 32 is driven by the action of the compression spring 34. The drive assembly 5 is disengaged from the station.

The driving assembly 5 is composed of a driving motor 51 and a driving wheel 53 , and the driving motor 51 is connected to the driving wheel 53 through a motor output shaft 52 in a driving manner.

The drive wheel 53 is composed of a drive shaft 531 and a limit disk 533, and the limit disk 533 is fixed at one end of the drive shaft 531. The outside of the drive shaft 531 is also covered with an enlarged drive shaft 531 and the internal combustion engine flywheel. Rubber ring 532 used for friction.

Further, the drive motor 51 drives the drive wheel 53 to rotate through the motor output shaft 52, the drive shaft 531 on the drive wheel 53 cooperates with the rubber ring 532 and the friction structure of the internal combustion engine flywheel on the assembly line and drives the internal combustion engine flywheel to rotate, the limit plate 533 can be The contact between the drive shaft 531 and the flywheel of the internal combustion engine is limited to improve the stability of frictional contact on both sides.

Also includes a reset driving mechanism 72 for driving the reset conveying mechanism 6 to rotate;

The reset drive mechanism 72 is fixed on the internal combustion engine assembly line 7;

The reset drive mechanism 72 is rotatably connected with a first transmission toothed plate 73 and a second transmission toothed plate 74, and the first transmission toothed plate 73 and the second transmission toothed plate 74 are meshed and connected. A driving link 75 is fixedly connected, and the driving link 75 is connected with the rotating roller shaft 62 .

In addition, a driving rack 71 is disposed between the bottom of the frame on one side of the transmission belt of the internal combustion engine assembly line 7 , and the driving rack 71 is engaged with the first transmission gear plate 73 .

Further, when the transmission belt on the assembly line 7 of the internal combustion engine moves, it moves with the driving rack 71, the driving rack 71 drives the first transmission toothed plate 73 to rotate, and the first transmission toothed plate 73 drives the second transmission toothed plate 74 to rotate in the opposite direction, The rotating roller shaft 62 is driven to rotate by the second transmission gear plate 74 and the driving connecting rod 75, so that the conveyor belt 61 is driven to rotate through the rotating roller shaft 62. In the opposite direction.

Working principle: The use method of the internal combustion engine flywheel rotation detection mechanism includes the following steps:

a: The moving guide rail frame 1 and the internal combustion engine assembly line 7 are arranged in parallel to each other, and the moving distance of the sliding adjustment frame 32 on the moving guide rail frame 1 can meet the contact and disengagement of the driving wheel 53 in the driving assembly 5 with the internal combustion engine flywheel;

b: When the detection main frame 3 is located at the to-be-detected station at one end of the moving guide frame 1, the push wedge block 4 cooperates with the reset wedge block 33 to act on the sliding adjustment frame 32, and the sliding adjustment frame 32 drives the drive assembly 5 to move forward into the detection station At the same time, the locking mechanism 35 locks the sliding adjustment frame 32, so that the driving wheel 53 in the driving assembly 5 is attached to one side of the internal combustion engine flywheel, and the internal combustion engine flywheel is driven by the driving wheel 53 for rotation detection. At the same time, the internal combustion engine assembly line 7 drives the assembly The good internal combustion engine moves, and the internal combustion engine flywheel synchronously drives the drive assembly 5 and the detection main frame 3 to move horizontally on the moving guide frame 1 through the connection base 2 to realize synchronous detection without stopping;

c: When the detection main frame 3 moves to the other end on the moving guide frame 1 through the connecting base 2, the fixed end frame 102 on the moving guide frame 1 squeezes the bottom end of the self-locking lever 351, the support spring 352 contracts, and the self-locking lever The top of 351 is lifted, the self-locking pin 353 is automatically pulled out, and under the action of the compression spring 34, the sliding adjustment frame 32 drives the drive assembly 5 to leave the station;

d: The reset drive mechanism 72 synchronously drives the reset conveyor mechanism 6 to work under the action of the internal combustion engine assembly line 7. The conveyor belt 61 on the reset conveyor mechanism 6 cooperates with the protruding strips 64 to act on the connection base 2, the connection base 2 and the detection main frame 3 Reverse movement and reset are performed, and at the same time, when the detection main frame 3 moves to the station to be detected, the push wedge block 4 cooperates with the reset wedge block 33 to act on the sliding adjustment frame 32 again, and the sliding adjustment frame 32 drives the drive assembly 5 to move forward into the detection process. position and is locked to the mechanism 35 to be locked again to achieve continuous detection.

Embodiment 2: Referring to Figure 15 and Figure 16, it also includes a manual push rod 8 and a limit rod 9 used to replace the reset wedge block 33 to manually drive the sliding adjustment frame 32 to move;

The limit rod 9 is welded on the sliding adjustment frame 32 and forms a rectangular frame opening with the sliding adjustment frame 32;

The bottom end of the manual push rod 8 is rotatably connected with a fixed rod 81 through a sleeve, and the fixed rod 81 is horizontally fixed in the adjustment guide rail frame 31 , and the top end of the manual push rod 8 penetrates the rectangular frame between the limit rod 9 and the sliding adjustment frame 32 Open and extend to the outside.

When the manual operation is performed by the manual push rod 8, the worker pushes the sliding adjustment frame 32 to migrate through the manual push rod 8 and the limit rod 9, so that the sliding adjustment frame 32 drives the drive assembly 5 into the drive detection station, and locks the mechanism 35 at the same time. The sliding adjustment bracket 32 is automatically locked.

The internal combustion engine flywheel rotation detection mechanism can not only realize automatic non-stop detection of the rotation of the internal combustion engine flywheel on the internal combustion engine assembly line 7, but also can manually control the internal combustion engine flywheel on the internal combustion engine assembly line 7 without stopping the rotation detection of the internal combustion engine. high flexibility.

In the description of this specification, description with reference to the terms "one embodiment," "example," "specific example," etc. means that specific features, structures, materials, and features described in connection with the embodiment or example are included in the present invention. in at least one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (9)

1. A flywheel rotation detecting mechanism for an internal combustion engine, comprising: a movable guide rail frame (1) and an automatic detection main body frame (3);

a connecting base (2) is arranged on the movable guide rail frame (1) in a rolling embedded mode, a pushing wedge-shaped block (4) is connected to the outer side of one end of the movable guide rail frame (1), and a reset conveying mechanism (6) used for driving the connecting base (2) to reset is arranged in the movable guide rail frame (1);

the detection main body frame (3) is composed of an adjusting guide rail frame (31) and a sliding adjusting frame (32), the adjusting guide rail frame (31) is fixed on the connecting base (2), the sliding adjusting frame (32) is arranged on the adjusting guide rail frame (31) in a sliding mode, the adjusting direction of the sliding adjusting frame (32) is perpendicular to the moving direction of the connecting base (2), the tail end of the sliding adjusting frame (32) is further connected with a reset wedge block (33) which is used for being matched with the pushing wedge block (4) to drive the sliding adjusting frame (32) to reset, and a pressure spring (34) is connected between the reset wedge block (33) and the adjusting guide rail frame (31);

a lock-to-mechanism (35) is arranged on one side of the detection main body frame (3), and the lock-to-mechanism (35) is assembled to enable the sliding adjusting frame (32) to be kept at a station when the sliding adjusting frame (32) is reset and enable the sliding adjusting frame (32) to be released from the station;

and a driving assembly (5) for driving a flywheel of the internal combustion engine to rotate and detect is fixedly connected to the sliding adjusting frame (32).

2. The flywheel rotation detecting mechanism of an internal combustion engine according to claim 1, characterized in that the moving track frame (1) is composed of two track side frames (101) arranged in parallel, and two fixed end frames (102) are welded between two ends of the two track side frames (101);

a strip-shaped sliding groove (103) with an inward opening is formed in the guide rail side frame (101), and limiting convex strips (104) are arranged on two side walls of the strip-shaped sliding groove (103) along the opening direction;

the connecting base (2) is composed of a main body frame (21) and two limiting side frames (23), the two limiting side frames (23) are symmetrically welded on two sides of the main body frame (21) and are mutually attached to the guide rail side frames (101), two sides of the main body frame (21) are symmetrically connected with moving rollers (22) in a rotating mode through rotating shafts, and the moving rollers (22) are rotatably embedded into the strip-shaped sliding grooves (103);

an annular groove (24) matched with the limiting convex strip (104) for limiting rolling is formed in the movable roller (22).

3. The flywheel rotation detecting mechanism of the internal combustion engine according to claim 1, characterized in that the reset conveying mechanism (6) is composed of two rotating rollers (62) and two conveying belts (61), and the two rotating rollers (62) are respectively and rotatably arranged on the two fixed end frames (102), wherein the conveying belts (61) are rotatably arranged on the two rotating rollers (62);

the surface of the conveying belt (61) is bonded with a rubber friction pad (63), and convex strips (64) which are used for driving the connecting base (2) to move are arranged on two sides of the surface of the conveying belt (61) which are positioned on the rubber friction pad (63).

4. The internal combustion engine flywheel rotation detection mechanism according to claim 1, characterized in that the locking mechanism (35) is composed of a self-locking lever (351), the middle end position of the self-locking lever (351) is rotatably connected to one side of the adjusting guide rail frame (31) through a hinged support, a supporting spring (352) is connected between the bottom of the self-locking lever (351) and the adjusting guide rail frame (31), and the top end of the self-locking lever (351) is also connected with a self-locking bolt (353);

and a positioning hole (36) matched with the self-locking bolt (353) for use is formed in the position of the outer side frame of the sliding adjusting frame (32).

5. The flywheel rotation detecting mechanism of an internal combustion engine according to claim 1, wherein the driving assembly (5) is composed of a driving motor (51) and a driving wheel (53), and the driving motor (51) is in transmission connection with the driving wheel (53) through a motor output shaft (52).

6. The rotation detecting mechanism for the flywheel of the internal combustion engine according to claim 5, wherein the driving wheel (53) is composed of a driving shaft (531) and a limiting disc (533), the limiting disc (533) is fixed at one end of the driving shaft (531), and the outside of the driving shaft (531) is further covered with a rubber ring (532) for increasing the friction between the driving shaft (531) and the flywheel of the internal combustion engine.

7. The flywheel rotation detecting mechanism of an internal combustion engine according to claim 1, further comprising a reset driving mechanism (72) for driving the reset delivering mechanism (6) to rotate;

the reset driving mechanism (72) is fixed on an internal combustion engine assembly line (7);

reset actuating mechanism (72) and go up the rotation and be connected with first transmission fluted disc (73) and second transmission fluted disc (74), and first transmission fluted disc (73) and second transmission fluted disc (74) meshing connection, the axle center position department rigid coupling of second transmission fluted disc (74) has drive connecting rod (75), and drive connecting rod (75) are connected with rotation roller axle (62).

8. The rotation detecting mechanism for the flywheel of the internal combustion engine according to claim 7, wherein a driving rack (71) is disposed between the bottoms of one side frames of the transmission belt of the assembly line (7) of the internal combustion engine, and the driving rack (71) is engaged with the first driving toothed disc (73).

9. The internal combustion engine flywheel rotation detection mechanism according to claim 1, characterized by further comprising a manual push rod (8) and a limiting rod (9) for replacing the reset wedge block (33) to manually drive the sliding adjusting bracket (32) to move;

the limiting rod (9) is welded on the sliding adjusting frame (32) and forms a rectangular frame type opening with the sliding adjusting frame (32);

the bottom end of the manual push rod (8) is rotatably connected with a fixing rod (81) through a sleeve, the fixing rod (81) is horizontally fixed in the adjusting guide rail frame (31), and the top end of the manual push rod (8) penetrates through a rectangular frame opening between the limiting rod (9) and the sliding adjusting frame (32) and extends to the outside.

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