Vibration frequency adjusting device of compacting machine

Abstract

The utility model belongs to the technical field of engineering machinery, and particularly relates to a compacting machine vibration frequency adjusting device which comprises a rotating shaft, and the end portion of the rotating shaft is fixedly connected with an eccentric block. A sliding block is slidably connected into the eccentric block. A sliding groove is formed in the middle of the eccentric block. A fixing rod is rotationally connected to the middle of the sliding groove; the bottom of the fixing rod is fixedly connected with the sliding block. The top of the fixing rod is fixedly connected with a connecting plate; a pair of round holes is formed in the end part of the connecting plate; a spring is fixedly connected into the circular hole; the end part of the spring is fixedly connected with a sliding rod; the sliding rod is in sliding connection with the round hole; a pull rope penetrates through the top of the connecting plate and is slidably connected with the top of the connecting plate; the bottom of the pull rope is fixedly connected with the sliding rod; a pull rod is fixedly connected to the top of the pull rope; a plurality of clamping grooves are formed in the top of the eccentric block; the clamping groove and the sliding rod are correspondingly arranged and are in sliding fit; and the connecting plate can be fixed at a desired position through the matching of the sliding rod and the clamping groove.

Description

TECHNICAL FIELD

[0001] The utility model relates to engineering machinery technical field, concretely is a compactor vibration frequency adjusting device. BACKGROUND

[0002] The compactor is a kind of engineering machinery for compacting soil, gravel, asphalt and other materials, plays an important role in road construction, construction and other fields, it is more compact by its weight and vibration, rolling and other ways, improves its bearing capacity and stability.

[0003] The compactor structure mainly includes body, compaction device and power system etc.Part.Body provides support and stability, compaction device is responsible for compacting material operation, power system provides power for the whole machine operation.

[0004] The compactor is by eccentric block to produce vibration when using to make the particles in compacted material constantly receive dynamic impact force and vibration force to make it improve compaction degree, but it is difficult to adjust to the appropriate vibration frequency according to compacted material when working.

[0005] Therefore, aiming at the above problems, a compactor vibration frequency adjusting device is provided. INVENTION CONTENTS

[0006] In order to make up for the deficiencies of prior art, at least one technical problem proposed in the background art is solved.

[0007] The utility model discloses a kind of compactor vibration frequency adjusting devices, including shaft, the eccentric block is fixedly connected in the shaft end part;The eccentric block inside is slidably connected with slider;Slotted groove is set in the eccentric block middle part;Fixed rod is rotatably connected in the middle part of the slotted groove;The fixed rod bottom and slider are in fixed connection;The top of fixed rod is fixedly connected with connecting plate;A pair of round holes are set in the end of connecting plate;Spring is fixedly connected in the round hole;The end of spring is fixedly connected with slide rod;The slide rod and round hole are slidably connected;Pulling rope is slidably connected and is arranged in the top of connecting plate in a perforated manner;The pulling rope bottom and slide rod are in fixed connection;Pulling rod is fixedly connected in the top of pulling rope;Multiple clamping grooves are set in the top of eccentric block;The clamping groove and slide rod are correspondingly set and slidably cooperate;The angle between slider and eccentric block can be adjusted by using the cooperation of slide rod and clamping groove to be fixed in the position desired to realize, since the interval between each clamping groove is fixed, so the angle between slider and eccentric block can be accurately controlled by using fixed rod to adjust and the angle size of eccentric block to reach the vibration frequency required, when the vibration frequency required is debugged, vibration frequency can be adjusted according to compacted material, so as to increase the accuracy of frequency vibration adjustment.

[0008] Preferably, the connecting plate top is fixed with a pair of circular rings; the circular rings are arranged from large to small on the connecting plate; the circular rings are located at the bottom of the pull rod; the circular rings and the pull rope are in sliding connection; the circular rings are installed to guide the pull rod, thereby reducing the influence of the pull rod on the slide rod during recovery, accelerating the fixing of the slide rod, and quickly entering the slide rod into the fixing groove to fix the slide rod.

[0009] Preferably, the rotating shaft surface is fixed with a pair of telescopic rods; the end of the telescopic rod and the bottom of the pull rod are in fixed connection; the telescopic rods are installed to guide the pull rod during movement, thereby reducing the shaking when the pull rod is loosened, and improving the accuracy of the pull rod entering the circular ring.

[0010] Preferably, the circular ring inner wall is fixed with a rubber pad; the rubber pad and the circular ring are correspondingly arranged; the rubber pad is installed to buffer the impact force generated when the pull rod falls, thereby protecting the circular ring and the pull rod, reducing damage, and prolonging the service life.

[0011] Preferably, the end of the pull rod is fixed with a sponge block; the sponge block and the pull rod are correspondingly arranged; the sponge block is installed to block the oil agent of the pull rod, thereby reducing the oil agent attached when the slide block needs to be adjusted; and the sponge block can also increase friction to make it not easy to slide after contacting the pull rod.

[0012] Preferably, the connecting plate bottom is fixed with a pair of scrapers; the scrapers and the slide rod are correspondingly arranged and in sliding connection; the scrapers are installed to reduce the dust attached to the surface of the slide rod, thereby protecting the surface of the slide rod and the inner wall of the circular hole, and reducing damage caused by dust entering and increasing friction.

[0013] The utility model discloses the beneficial effect lies in:

[0014] 1. The utility model discloses a compactor vibration frequency adjusting device can fix the connecting plate in the position that wants through the cooperation of slide rod and slot, thereby realizing the angle adjustment between slide block and eccentric block, because the interval between each slot is fixed, so through using fixed rod to adjust the angle of eccentric block and slide block, the angle between slide block and eccentric block can be accurately controlled, thereby reaching the vibration frequency that needs, when debugging the vibration frequency that needs, can realize the vibration frequency adjustment according to compaction material, thereby increasing the accuracy of frequency vibration adjustment.

[0015] 2. The utility model discloses a compactor vibration frequency adjusting device can fix the connecting plate in the position that wants through the cooperation of slide rod and slot, thereby realizing the angle adjustment between slide block and eccentric block, because the interval between each slot is fixed, so through using fixed rod to adjust the angle of eccentric block and slide block, the angle between slide block and eccentric block can be accurately controlled, thereby reaching the vibration frequency that needs, when debugging the vibration frequency that needs, can realize the vibration frequency adjustment according to compaction material, thereby increasing the accuracy of frequency vibration adjustment. DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings described below are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained based on these drawings without creative labor.

[0017] Figure 1 The main body of the present application is shown in the figure.

[0018] Figure 2 The structure of the eccentric block in the present application is shown in the figure.

[0019] Figure 3 The structure of the circular hole in the present application is shown in the figure.

[0020] Figure 4 The structure of the telescopic rod in the present application is shown in the figure.

[0021] Figure 5 The structure of the scraper in the present application is shown in the figure.

[0022] In the figure: 1, rotating shaft; 11, eccentric block; 12, sliding block; 13, sliding groove; 14, fixed rod; 15, connecting plate; 16, circular hole; 17, spring; 18, sliding rod; 19, pull rope; 101, pull rod; 102, clamping groove; 2, circular ring; 3, telescopic rod; 4, rubber pad; 5, sponge block; 6, scraper. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0024] The specific embodiments are given below.

[0025] As Figures 1 to 5The utility model discloses a kind of compactor vibration frequency adjusting devices shown in the embodiment of the utility model, including pivot 1, eccentric block 11 is fixedly connected in the end of pivot 1;The slider 12 is slidably connected in the inside of eccentric block 11;Slotted 13 is arranged in the middle part of eccentric block 11;Fixed rod 14 is rotatably connected in the middle part of slotted 13;The bottom of fixed rod 14 and slider 12 are fixedly connected;The top of fixed rod 14 is fixedly connected with connecting plate 15;A pair of round holes 16 are arranged in the end of connecting plate 15;Spring 17 is fixedly connected in the inside of round hole 16;Slider 18 is fixedly connected in the end of spring 17;The slider 18 and round hole 16 are slidably connected;Pulling rope 19 is slidably connected and is arranged in the top of connecting plate 15;The bottom of pulling rope 19 and slider 18 are fixedly connected;Pulling rod 101 is fixedly connected in the top of pulling rope 19;A plurality of clamping grooves 102 are arranged in the top of eccentric block 11;The clamping groove 102 and slider 18 are correspondingly arranged and slidably cooperate;When working, by pulling pulling rod 101 first to drive pulling rope 19 to move, when pulling rope 19 moves, slider 18 will be taken out from the inside of clamping groove 102, then move connecting plate 15 to drive fixed rod 14 to move, when fixed rod 14 moves, slider 12 will be moved, by moving slider 12 to adjust the included angle of the inner wall of slider 12 and eccentric block 11, when the angle required is moved, pulling rod 101 is loosened, then slider 18 will enter the inside of clamping groove 102 under the resilience of spring 17, so as to fix slider 12 and reach the angle of the inner wall of slider 12 and eccentric block 11, when the angle of the inner wall of slider 12 and eccentric block 11 is greater, vibration frequency is smaller, and the opposite is true;By using the cooperation of slider 18 and clamping groove 102, connecting plate 15 can be fixed in the position desired, so as to realize the angle adjustment between slider 12 and eccentric block 11, since the interval between each clamping groove 102 is fixed, so by using fixed rod 14 to adjust the angle of slider 12 and eccentric block 11, the angle between slider 12 and eccentric block 11 can be accurately controlled, so as to reach the vibration frequency required, when the vibration frequency required is debugged, vibration frequency can be adjusted according to compaction material, so as to increase the accuracy of frequency vibration adjustment.

[0026] As Figures 2 to 4As shown in the figure, the top of the connecting plate 15 is fixed with a pair of circular rings 2; the circular rings 2 are arranged from large to small on the connecting plate 15; the circular rings 2 are located at the bottom of the pull rod 101; the circular rings 2 and the pull rope 19 are in sliding connection; when the connecting plate 15 needs to be unlocked, the pull rod 101 will be offset in position when it is loosened after being pulled, thereby affecting the recovery of the sliding rod 18, at this time, when the pull rod 101 touches the circular ring 2, it will enter the inside of the circular ring 2 along the slope of the circular ring 2, thereby making the sliding rod 18 recover to the initial position; by adding the circular ring 2 to guide the pull rod 101, the sliding rod 18 can be less affected when recovering, thereby speeding up the fixing of the sliding block 12, and the sliding rod 18 quickly enters the inside of the clamping groove 102 to fix the sliding block 12 when recovering.

[0027] As shown in the figure, Figure 3 the surface of the rotating shaft 1 is fixed with a pair of telescopic rods 3; the end of the telescopic rod 3 and the bottom of the pull rod 101 are in fixed connection; when the pull rod 101 moves the sliding rod 18 after driving the pull rope 19, the telescopic rod 3 will provide a guiding effect for the pull rod 101 to reduce the shaking when loosening and resetting, so that the pull rod 101 remains vertical movement and enters the inside of the circular ring 2, reducing the position offset when the pull rod 101 moves; by adding the telescopic rod 3, the pull rod 101 can be guided when moving, reducing the shaking when loosening the pull rod 101, thereby improving the accuracy of the pull rod 101 entering the inside of the circular ring 2.

[0028] As shown in the figure, Figure 3 the inner wall of the circular ring 2 is fixed with a rubber pad 4; the rubber pad 4 and the circular ring 2 are correspondingly arranged; when the pull rod 101 is loosened, the pull rod 101 will immediately approach the circular ring 2, and when the pull rod 101 and the circular ring 2 come into contact, an impact force will be generated, at this time, the pull rod 101 will first contact the pull rod 101, thereby reducing the impact force generated by the falling of the pull rod 101, so that the impact received by the pull rod 101 and the circular ring 2 after contact is smaller; by adding the rubber pad 4, the impact force generated when the pull rod 101 falls can be buffered, thereby protecting the circular ring 2 and the pull rod 101, reducing damage and prolonging the service life.

[0029] As shown in the figure, Figures 2 to 3 the end of the pull rod 101 is fixed with a sponge block 5; the sponge block 5 and the pull rod 101 are correspondingly arranged; during work, because the sponge block 5 is in work, the rotating shaft 1 will shake some oil on the compactor onto the pull rod 101, at this time, the sponge block 5 will adsorb these oil stains, reducing the oil flowing onto the surface of the pull rod 101; by adding the sponge block 5 to block the oil for the pull rod 101, the oil that needs to be adjusted for the sliding block 12 can be reduced, and at the same time, the sponge block 5 can also increase friction, so that it is not easy to slide after contacting the pull rod 101.

[0030] As shown in the figure, Figures 3 to 5As shown, the bottom of the connecting plate 15 is fixedly connected with a pair of scrapers 6; the scrapers 6 and the slide rod 18 are correspondingly arranged and are in sliding connection; during operation, when the slide rod 18 slides, some dust and impurities will be attached to the surface of the slide rod 18; at this time, when the slide rod 18 enters the inside of the round hole 16, the scraper 6 will scrape the attached dust along the surface of the slide rod 18, so as to reduce the attached dust from entering the inside of the round hole 16; by additionally arranging the scraper 6, the dust attached to the surface of the slide rod 18 can be reduced, and at the same time, the surface of the slide rod 18 and the inner wall of the round hole 16 are protected, so that the damage caused by the dust entering and increasing the friction is reduced.

[0031] Working principle: by pulling the pull rod 101 first, the pull rope 19 is moved, when the pull rope 19 moves, the slide rod 18 is taken out of the clamping groove 102, at this time, the connecting plate 15 is moved to drive the fixed rod 14 to move, when the fixed rod 14 moves, the sliding block 12 is moved, the sliding block 12 and the angle between the inner wall of the eccentric block 11 are adjusted by moving the sliding block 12, when the angle is moved to the required angle, the pull rod 101 is loosened, at this time, the slide rod 18 enters the clamping groove 102 under the action of the rebounding force of the spring 17, so as to fix the sliding block 12 and adjust the angle between the inner wall of the sliding block 12 and the eccentric block 11, when the angle between the inner wall of the sliding block 12 and the eccentric block 11 is larger, the vibration frequency is smaller, and vice versa; when the connecting plate 15 needs to be unlocked, the pull rod 101 is loosened after being pulled, the position of the pull rod 101 is deviated, so as to affect the recovery of the slide rod 18, at this time, when the pull rod 101 touches the circular ring 2, it enters the inside of the circular ring 2 along the slope of the circular ring 2, so that the slide rod 18 is restored to the initial position; when the pull rod 101 drives the pull rope 19 to move the slide rod 18, the telescopic rod 3 provides a guide for the pull rod 101 to reduce the shaking during loosening and resetting, so that the pull rod 101 keeps vertical movement to enter the inside of the circular ring 2, and the position deviation of the pull rod 101 during movement is reduced; after the pull rod 101 is loosened, the pull rod 101 immediately approaches the circular ring 2, when the pull rod 101 contacts the circular ring 2, an impact force is generated, at this time, the pull rod 101 contacts the pull rod 101 first, so as to slow down the impact force generated by the falling of the pull rod 101, so that the impact force received by the pull rod 101 after contacting the circular ring 2 is smaller; because the sponge block 5 is in operation, when the shaft 1 rotates, some oil on the compactor is thrown onto the pull rod 101, at this time, the sponge block 5 can adsorb the oil stains, so as to reduce the oil flowing onto the surface of the pull rod 101; when the slide rod 18 slides, some dust and impurities will be attached to the surface of the slide rod 18, at this time, when the slide rod 18 enters the inside of the round hole 16, the scraper 6 will scrape the attached dust along the surface of the slide rod 18, so as to reduce the attached dust from entering the inside of the round hole 16.

[0032] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A compactor vibration frequency adjustment device comprising a rotating shaft (1), characterized in that: The end of the rotating shaft (1) is fixedly connected with an eccentric block (11); the eccentric block (11) is slidably connected with a sliding block (12) inside; the eccentric block (11) is provided with a sliding groove (13) in the middle; the sliding groove (13) is rotatably connected with a fixed rod (14) in the middle; the fixed rod (14) is in a fixed connection relationship with the sliding block (12) at the bottom; the fixed rod (14) is fixedly connected with a connecting plate (15) at the top; a pair of round holes (16) are formed in the end of the connecting plate (15); the round holes (16) are fixedly connected with springs (17) inside; the springs (17) are fixedly connected with sliding rods (18) at the ends; the sliding rods (18) and the round holes (16) are in a sliding connection; the connecting plate (15) is provided and slidably connected with a pull rope (19) penetrating through the top; the pull rope (19) is in a fixed connection relationship with the sliding rod (18) at the bottom; the pull rope (19) is fixedly connected with a pull rod (101) at the top; a plurality of clamping grooves (102) are formed in the top of the eccentric block (11); the clamping grooves (102) and the sliding rods (18) are correspondingly provided and in a sliding fit.

2. A compactor vibration frequency adjustment device according to claim 1, wherein: The connecting plate (15) is fixedly connected with a pair of circular rings (2) at the top; the circular rings (2) are provided in a large size downward and a small size upward on the connecting plate (15); the circular rings (2) are located at the bottom of the pull rod (101); the circular rings (2) and the pull rope (19) are in a sliding connection.

3. A compactor vibration frequency adjustment device according to claim 2, wherein: The rotating shaft (1) is fixedly connected with a pair of telescopic rods (3) on the surface; the telescopic rods (3) are in a fixed connection relationship with the pull rod (101) at the ends.

4. A compactor vibration frequency adjustment device according to claim 3, wherein: The inner wall of the circular ring (2) is fixedly connected with a rubber pad (4); the rubber pad (4) and the circular ring (2) are correspondingly provided.

5. A compactor vibration frequency adjustment device according to claim 4, wherein: The pull rod (101) is fixedly connected with a sponge block (5) at the end; the sponge block (5) and the pull rod (101) are correspondingly provided.

6. A compactor vibration frequency adjustment device according to claim 5, wherein: The connecting plate (15) is fixedly connected with a pair of scrapers (6) at the bottom; the scrapers (6) and the sliding rods (18) are correspondingly provided and in a sliding connection.

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