CN210978424U

CN210978424U - Eccentric balance mechanism convenient to adjust

Info

Publication number: CN210978424U
Application number: CN201921603316.4U
Authority: CN
Inventors: 刘金易
Original assignee: Zhongshan City Yijiang Electromechanical Equipment Co ltd
Current assignee: Zhongshan City Yijiang Electromechanical Equipment Co ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-07-10
Anticipated expiration: 2029-09-25

Abstract

The utility model discloses an eccentric balance mechanism convenient to adjust, belonging to the technical field of mechanical structure, comprising a frame; the shell is movably arranged on the rack; the eccentric balance mechanism is arranged in the shell and comprises a connecting shaft extending to the outer side of the shell, and the connecting shaft can reciprocate relative to the shell; the adjusting mechanism is arranged on the rack and connected with the shell, and the adjusting mechanism can adjust the position of the shell relative to the rack. The eccentric balance mechanism is arranged in the shell, and the shell can move relative to the stander through the adjusting mechanism and adjust the relative position between the two. Therefore, a user can freely adjust the position of the output end of the eccentric balance mechanism through the adjusting mechanism without adjusting the position of the output end through complicated eccentric amount adjustment.

Description

Eccentric balance mechanism convenient to adjust

Technical Field

The utility model relates to a mechanical structure technical field, especially an eccentric balance mechanism convenient to adjust.

Background

As is well known, many mechanisms achieve reciprocating motion of an object through an eccentric structure, an eccentric shaft of the eccentric structure is generally used for directly or indirectly connecting a weight, and the weight is driven by the eccentric shaft to reciprocate. When the eccentric mechanism needs to adjust the reference, the eccentric amount generally needs to be adjusted, but the adjustment of the eccentric amount is not only difficult, but also the eccentric motion is that the two opposite sides swing with the same amplitude, so the adjustment of the eccentric amount to adjust the unidirectional swing amount is not possible, which is inconvenient in many cases.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide an eccentric balance mechanism convenient to adjust, can need not to adjust the eccentric quantity and can adjust holistic benchmark.

The embodiment of the utility model provides a for solving its technical problem and the technical scheme who adopts is:

according to the utility model discloses an aspect provides an eccentric balance mechanism convenient to adjust, include: a frame; the shell is movably arranged on the rack; the eccentric balance mechanism is arranged in the shell and comprises a connecting shaft extending to the outer side of the shell, and the connecting shaft can reciprocate relative to the shell; the adjusting mechanism is arranged on the rack and connected with the shell, and the adjusting mechanism can adjust the position of the shell relative to the rack.

The eccentric balance mechanism convenient to adjust at least has the following beneficial effects: the eccentric balance mechanism is arranged in the shell, and the shell can move relative to the stander through the adjusting mechanism and adjust the relative position between the two. Therefore, a user can freely adjust the position of the output end of the eccentric balance mechanism through the adjusting mechanism without adjusting the position of the output end through complicated eccentric amount adjustment.

According to the utility model discloses the eccentric balance mechanism convenient to adjust of first aspect, adjustment mechanism includes vertical screw rod and nut, the screw rod with one of them setting of nut is in the frame, another setting is in on the casing, the screw rod with nut threaded connection. When the screw rod rotates, the screw rod moves up and down relative to the nut, so that the shell moves relative to the rack, and the relative position of the shell and the rack is adjusted.

According to the utility model discloses the first aspect eccentric balance mechanism convenient to adjust, the top of casing is provided with the connecting seat, the nut or the screw rod sets up on the connecting seat. The connecting seat can be used for positioning and fixing the screw cap or the screw rod. Because connecting seat and nut or screw rod all set up the top of casing, consequently the screw rod will not influence the inside of casing when rotating to prevent that the rotation of screw rod from influencing eccentric balance mechanism's operation.

According to the utility model discloses an eccentric balance mechanism convenient to adjust, the casing is including the first casing and the second casing that communicate each other, eccentric balance mechanism installs on the second casing, the connecting axle extends to the outside of first casing, the second casing can for first casing up-and-down motion. When the second shell moves relative to the first shell, the second shell drives the eccentric balance mechanism inside the second shell to move, so that the connecting shaft is driven to move relative to the first shell. The separation of first shell and second shell makes screw rod and nut only need support a part of shell to reduce the stress intensity of screw rod and nut, and then increased the life of screw rod and nut.

According to the utility model discloses an aspect eccentric balance mechanism convenient to adjust, first casing is fixed in the frame, the nut is installed on the first casing, the screw rod sets up on the second casing, the second casing with still be provided with locking mechanism between the first casing. The locking mechanism can relatively fix the first shell and the second shell, so that the first shell and the second shell cannot move relatively when working, and the processing stability is further ensured.

According to the utility model discloses an eccentric balance mechanism convenient to adjust, locking mechanism includes the locking bolt, be provided with the bar through-hole on the second casing, first casing is provided with the screw hole, the locking bolt passes the bar through-hole is installed in the screw hole, and can press from both sides tightly first casing with the second casing. The locking bolt can relatively fix the strip-shaped through hole and the threaded hole, so that the first shell and the second shell are clamped, and the first shell and the second shell cannot move relatively.

According to the first aspect of the present invention, the eccentric balancing mechanism comprises a first driving assembly, an eccentric shaft assembly and a balancing shaft assembly, wherein the eccentric shaft assembly comprises a main shaft connected with the first driving assembly and capable of rotating, and the connecting shaft is eccentrically connected to one end of the main shaft; the balance shaft assembly is connected with the first driving assembly and can rotate, the rotating center of the balance shaft assembly and the rotating center of the main shaft are on the same straight line, and the rotating direction of the balance shaft assembly is opposite to that of the main shaft and the angular speed of the balance shaft assembly is the same. The connecting shaft is eccentrically arranged relative to the main shaft to form a first eccentric amount, and when the first eccentric amount rotates relative to the main shaft, a first centrifugal force is generated, in addition, the main shaft and the balance shaft component rotate synchronously to form a second eccentric amount, a second centrifugal force can be generated when the second eccentric amount rotates, a heavy object is loaded on the connecting shaft, the rotating direction of the eccentric shaft component and the rotating direction of the balance shaft component are arranged in a reverse direction, the resultant force of the first centrifugal force and the second centrifugal force can fully or partially balance the gravity of the weight, because the angular velocities of the balance shaft assembly and the eccentric shaft are consistent, the component force of the centrifugal force generated by the rotation of the balance shaft assembly in the horizontal direction can balance the component force of the centrifugal force generated by the eccentric shaft in the horizontal direction in real time in the rotating process, thereby avoiding the abrasion between the bearing and the shaft under the action of the centrifugal force and prolonging the service life of the bearing and the eccentric shaft.

According to the first aspect of the present invention, the adjusting mechanism comprises a first slide block and a first slide rail horizontally disposed on the frame, one of the first slide block and the first slide rail is disposed on the frame, and the other is disposed on the housing; the first sliding block is movably mounted on the first sliding rail, and the shell is further connected with a second driving assembly used for driving the first sliding block to move along the first sliding rail. After the second driving assembly drives the shell to move, the shell moves on the first sliding rail, so that the relative position of the shell and the rack is adjusted.

According to the first aspect of the present invention, the adjusting mechanism further comprises a second slider and a second slide rail horizontally disposed on the frame, one of the second slider and the second slide rail is disposed on the frame, the other two are disposed on the housing, and the second slide rail and the first slide rail are interlaced; the second sliding block is movably mounted on the first sliding rail, and the shell is further connected with a third driving assembly used for driving the second sliding block to move along the second sliding rail. After the third driving assembly drives the shell to move, the shell moves on the second sliding rail, so that the relative position of the shell and the rack is adjusted. Because the second slide rail and the first slide rail are staggered with each other, the shell can move from different dimensions on a horizontal plane when continuously moving on the first slide rail and the second slide rail, so that the shell can move to any position on the plane.

According to the eccentric balance mechanism convenient to adjust in the first aspect of the present invention, the frame is provided with a winding swing arm, the winding swing arm and the output end of the connecting shaft are both located on the same side of the housing, and the winding swing arm is provided with a winding cup clamp; one of the shell and the winding swing arm is provided with a third sliding block, the other is provided with a third sliding rail, and the third sliding block is movably arranged on the third sliding rail. The eccentric balance mechanism can be matched with the winding cup clamp, so that when the winding swing arm drives the winding cup clamp to swing, the eccentric balance mechanism can complete a winding process through swinging.

Drawings

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

FIG. 1 is a schematic illustration in elevation according to an embodiment;

FIG. 2 is an enlarged view at A according to FIG. 1;

FIG. 3 is a schematic backside view according to an embodiment;

FIG. 4 is an enlarged view at B according to FIG. 3;

FIG. 5 is an internal schematic view of an eccentric balancing mechanism according to one embodiment;

FIG. 6 is a cross-sectional schematic view of an eccentric balancing mechanism according to one embodiment.

Reference numerals: 100 is a machine frame, and the machine frame,

200 is a shell, 210 is a first shell, 220 is a second shell, 230 is a connecting seat, 250 is a connecting shaft,

the screw 310 is a screw, the nut 320 is a screw cap,

400 is a locking mechanism, 410 is a bolt, 420 is a bar-shaped through hole, 430 is a first slide rail, 440 is a first slide block, 460 is a second slide rail, 470 is a second slide block,

500 is an eccentric balance mechanism, 510 is a first driving assembly, 520 is a balance shaft assembly, 530 is an eccentric shaft assembly, 531 is a main shaft, 532 is a crankshaft, 533 is an eccentric shaft, 540 is a belt driving assembly, 541 is a first driving belt, 542 is a second driving belt,

910 is a winding swing arm, 920 is a winding cup clamp, 930 is a third slide rail, and 940 is a third slide block.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, an eccentric balance mechanism 500 for facilitating adjustment includes: a frame 100; a housing 200 movably disposed on the frame 100; the eccentric balance mechanism 500 is arranged in the shell 200 and comprises a connecting shaft 250 extending to the outer side of the shell 200, and the connecting shaft 250 can reciprocate relative to the shell 200; and an adjusting mechanism disposed on the frame 100 and connected to the housing 200, wherein the adjusting mechanism can adjust the position of the housing 200 relative to the frame 100. The eccentric balance mechanism 500 is disposed within the housing 200, and the housing 200 can be moved relative to the frame 100 by the adjustment mechanism and adjust the relative position therebetween. Therefore, the user can freely adjust the position of the output end of the eccentric balance mechanism 500 by the adjustment mechanism without adjusting the position of the output end by complicated eccentric amount adjustment.

In some embodiments, referring to fig. 3 and 4, the adjusting mechanism includes a vertical screw 310 and a nut 320, the nut 320 is disposed on the frame 100, the screw 310 is rotatably disposed on the housing 200, and the screw 310 is in threaded connection with the nut 320. When the screw 310 is rotated, it will move up and down relative to the nut 320, so that the housing 200 moves relative to the frame 100 to adjust the relative position of the two.

In some embodiments, the screw 310 is rotatably disposed on the housing 100 and the nut 320 is disposed on the housing.

In some embodiments, referring to fig. 2 and 4, the top of the housing 200 is provided with the coupling socket 230, and the nut 320 is provided on the coupling socket 230. The connecting socket 230 may position and fix the nut 320. Since the connection holder 230 and the nut 320 are both disposed on the top of the housing 200, the screw 310 will not affect the inside of the housing 200 when rotating, thereby preventing the rotation of the screw 310 from affecting the operation of the eccentric balance mechanism 500.

In some embodiments, the coupling holder 230 is provided with three nuts 320, and the screw 310 is mounted in the three nuts 320. The screw 310 is connected with the three nuts 320, so that the fit between the screw 310 and the three nuts 320 is tighter.

In some embodiments, referring to fig. 2 and 4, the housing 200 includes a first housing 210 and a second housing 220 communicating with each other, the eccentric balance mechanism 500 is mounted on the second housing 220, the connecting shaft 250 extends to the outside of the first housing 210, and the second housing 220 is movable up and down with respect to the first housing 210. When the second housing 220 moves relative to the first housing 210, the eccentric balancing mechanism 500 therein will be driven to move, so as to drive the connecting shaft 250 to move relative to the first housing. The separation of the first housing and the second housing allows the screw 310 and the nut 320 to support only a portion of the housings, thereby reducing the stress strength of the screw 310 and the nut 320, and further increasing the service life of the screw 310 and the nut 320.

In some embodiments, referring to fig. 3 and 4, the first housing 210 is fixed to the frame 100, the nut 320 is mounted on the first housing 210, the screw 310 is disposed on the second housing 220, and the locking mechanism 400 is further disposed between the second housing 220 and the first housing 210. The locking mechanism 400 can fix the first housing and the second housing relatively, so as to ensure that the first housing and the second housing do not move relatively when working, thereby ensuring the stability of processing.

In some embodiments, referring to fig. 3 and 4, the locking mechanism 400 includes a locking bolt 410, the second housing 220 is provided with a through bar-shaped hole 420, the first housing 210 is provided with a threaded hole (not shown), and the locking bolt 410 passes through the through bar-shaped hole 420 and is installed in the threaded hole. The locking bolt 410 can fix the bar-shaped through hole 420 and the threaded hole relatively, thereby clamping the first housing 210 and the second housing 220, and further preventing the first housing 210 and the second housing 220 from moving relatively. Preferably, the number of the strip-shaped through holes 420 is the same as that of the threaded holes, and specifically, the number of the strip-shaped through holes 420 is six.

In some embodiments, the through-hole 420 extends into the first housing 210, and a lock nut (not shown) is disposed in the first housing 210 and cooperates with the lock bolt 410 to clamp the first housing 210 and the second housing 220.

In some embodiments, the locking mechanism 400 includes a locking groove (not shown) and a locking block (not shown), the locking groove is shaped like L, the locking groove is disposed on the first housing, the locking block is disposed on the second housing, the locking block is movably mounted in the locking groove, when the locking block moves to the L-shaped horizontal section, the locking block can move horizontally, so that the locking block enters the L-shaped horizontal section, thereby limiting the up-and-down movement of the locking block, and further achieving the purpose of preventing the first housing and the second housing from moving relatively.

In certain embodiments, referring to fig. 5 and 6, the eccentric balance mechanism 500 comprises a first drive assembly 510, an eccentric shaft assembly 530, and a balance shaft assembly 520, the eccentric shaft assembly 530 comprising a main shaft 531 rotatably connected to the first drive assembly 510, the connecting shaft 250 being eccentrically connected to one end of the main shaft 531; the balance shaft assembly 520 is rotatably connected to the first driving assembly 510, the rotation center of the balance shaft assembly 520 is aligned with the rotation center of the main shaft 531, and the balance shaft assembly 520 rotates in the opposite direction and at the same angular velocity as the main shaft 531. The connecting shaft 250 is eccentrically arranged relative to the main shaft 531 to form a first eccentric amount, when the first eccentric amount rotates relative to the main shaft 531, a first centrifugal force is generated, in addition, the main shaft 531 rotates synchronously with the balance shaft assembly 520 to form a second eccentric amount, when the second eccentric amount rotates, a second centrifugal force can be generated, a weight is loaded on the connecting shaft 250, the rotating direction of the eccentric shaft assembly 530 and the rotating direction of the balance shaft assembly 520 are reversely arranged, the resultant force of the first centrifugal force and the second centrifugal force can fully or partially balance the gravity of the weight, and because the angular speeds of the balance shaft assembly 520 and the eccentric shaft 533 are consistent, the component force of the centrifugal force generated by the rotation of the balance shaft assembly 520 in the horizontal direction can balance the component force of the centrifugal force generated by the eccentric shaft 533 in the horizontal direction in the rotating process, so that the abrasion of the centrifugal force on the bearing and the shaft can be avoided, the life of the bearings and eccentric shaft 533 can be increased.

In some embodiments, referring to fig. 5 and 6, eccentric shaft assembly 530 further includes a crankshaft 532 and an eccentric shaft 533, main shaft 531 is connected to eccentric shaft 533 through crankshaft 532, and connecting shaft 250 is connected to one end of eccentric shaft 533. A channel is provided in the balance shaft assembly 520, and an eccentric shaft 533 is provided in the channel. When the main shaft 531 rotates, the crankshaft 532 is driven to rotate. Because the crankshaft 532 has a certain curvature, when the crankshaft 532 rotates, one end of the crankshaft 532, which is far away from the main shaft 531, will rotate around the main shaft 531 and drive the eccentric shaft 533 to rotate around the main shaft 531, so as to realize the eccentric rotation effect of the eccentric shaft 533.

In certain embodiments, referring to fig. 5 and 6, a belt drive assembly 540 is disposed between the first drive mechanism and the balance shaft assembly 520. The belt driving assembly 540 includes a first driving belt 541 and a second driving belt 542, a driven wheel of the first driving belt 541 rotates synchronously with a driving wheel of the second driving belt 542, the driving wheel of the first driving belt 541 is connected with the first driving assembly 510, and the driven wheel of the second driving belt 542 is connected with the balance shaft assembly 520. Through the cooperation of the belt transmission assembly 540, the first driving assembly 510 can drive the balance shaft assembly 520 to move in the opposite direction. By adjusting the structure and the size relationship between the first transmission belt 541 and the second transmission belt 542, the rotating speed of the balance shaft assembly 520 can be adjusted, so as to achieve the purpose of balance.

In some embodiments, referring to fig. 2 and 4, the adjusting mechanism includes a first slider 440 and a first slide rail 430 horizontally disposed on the rack 100, the first slide rail 430 is disposed on the rack 100, and the first slider 440 is disposed on the housing 200; the first sliding block 440 is movably mounted on the first sliding rail 430, and the housing 200 is further connected with a second driving assembly for driving the second sliding block to move along the first sliding rail 430. After the second driving assembly drives the housing 200 to move, the housing 200 will move on the first sliding rail 430, thereby adjusting the relative position of the housing 200 and the rack 100.

In some embodiments, referring to fig. 2 and 4, the adjusting mechanism further includes a second slider 470 and a second slide rail 460 horizontally disposed on the rack 100, one of the second slider 470 and the second slide rail 460 is disposed on the rack 100, and the other is disposed on the housing 200, and the second slide rail 460 is interlaced with the first slide rail 430; the second sliding block 470 is movably mounted on the first sliding rail 430, and the housing 200 is further connected with a third driving assembly for driving the third sliding block to move along the second sliding rail 460. After the third driving assembly drives the housing 200 to move, the housing 200 will move on the second sliding rail 460, thereby adjusting the relative position with respect to the rack 100. Since the second slide rail 460 and the first slide rail 430 are staggered, the housing 200 can move from different dimensions in the horizontal plane when continuously moving on the first slide rail 430 and the second slide rail 460, so that the housing 200 can move to any position on the plane.

In some embodiments, referring to fig. 1 and 2, a winding swing arm 910 is disposed on the frame 100, the winding swing arm 910 and the output end of the connecting shaft 250 are both located on the same side of the casing 200, and a winding cup clamp 920 is disposed on the winding swing arm 910; one of the housing 200 and the winding swing arm 910 is provided with a third slider 940, and the other is provided with a third slide rail 930, and the third slider 940 is movably arranged on the third slide rail 930. The eccentric balance mechanism 500 can be matched with the winding cup clamp 920, so that when the winding swing arm 910 drives the winding cup clamp 920 to swing, the eccentric balance mechanism 500 can complete the winding process through swinging.

In some embodiments, the first driving device, the second driving device and the third driving device are all motors, or are all air cylinders, or are respectively motors and respectively air cylinders.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments or combinations, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. An eccentric counterbalance mechanism for facilitating adjustment, comprising:

a frame (100);

the shell (200) is movably arranged on the rack (100);

the eccentric balance mechanism (500) is arranged in the shell (200) and comprises a connecting shaft (250) extending to the outer side of the shell (200), and the connecting shaft (250) can reciprocate relative to the shell (200);

the adjusting mechanism is arranged on the rack (100) and connected with the shell (200), and can adjust the position of the shell (200) relative to the rack (100).

2. The eccentric balancing mechanism facilitating adjustment of claim 1, wherein:

the adjusting mechanism comprises a vertical screw rod (310) and a nut (320), one of the screw rod (310) and the nut (320) is arranged on the rack (100), the other one of the screw rod (310) and the nut (320) is arranged on the shell (200), and the screw rod (310) is in threaded connection with the nut (320).

3. The eccentric balancing mechanism facilitating adjustment of claim 2, wherein:

the top of the shell (200) is provided with a connecting seat (230), and the screw cap (320) or the screw rod (310) is arranged on the connecting seat (230).

4. The eccentric balancing mechanism facilitating adjustment of claim 2, wherein:

the housing (200) comprises a first housing (210) and a second housing (220) which are communicated with each other, the eccentric balance mechanism (500) is installed on the second housing (220), the connecting shaft (250) extends to the outer side of the first housing (210), and the second housing (220) can move up and down relative to the first housing (210).

5. An adjustable eccentric counterbalance mechanism according to claim 4 wherein:

the first shell (210) is fixed on the rack (100), the screw cap (320) is installed on the first shell (210), the screw rod (310) is rotatably arranged on the second shell (220), and a locking mechanism (400) is further arranged between the second shell (220) and the first shell (210).

6. An adjustable eccentric counterbalance mechanism according to claim 5 wherein:

the locking mechanism (400) comprises a locking bolt (410), a strip-shaped through hole (420) is formed in the second shell (220), a threaded hole is formed in the first shell (210), and the locking bolt (410) penetrates through the strip-shaped through hole (420) and is installed in the threaded hole.

7. The eccentric balancing mechanism facilitating adjustment of claim 1, wherein:

the eccentric balance mechanism (500) comprises a first driving assembly (510), an eccentric shaft assembly (530) and a balance shaft assembly (520), wherein the eccentric shaft assembly (530) comprises a main shaft (531) which is connected with the first driving assembly (510) and can rotate, and the connecting shaft (250) is eccentrically connected to one end of the main shaft (531);

the balance shaft assembly (520) is connected with the first driving assembly (510) in a rotatable mode, the rotating center of the balance shaft assembly (520) and the rotating center of the main shaft (531) are located on the same straight line, the rotating direction of the balance shaft assembly (520) is opposite to that of the main shaft (531), and the angular speeds of the balance shaft assembly and the main shaft (531) are the same.

8. The eccentric balancing mechanism facilitating adjustment of claim 1, wherein:

the adjusting mechanism comprises a first sliding block (440) and a first sliding rail (430) which are horizontally arranged on the rack (100), one of the first sliding block (440) and the first sliding rail (430) is arranged on the rack (100), and the other one is arranged on the shell (200);

the first sliding block (440) is movably mounted on the first sliding rail (430), and the housing (200) is further connected with a second driving assembly for driving the housing to move along the first sliding rail (430).

9. The eccentric balancing mechanism facilitating adjustment of claim 8, wherein:

the adjusting mechanism further comprises a second sliding block (470) and a second sliding rail (460) which are horizontally arranged on the rack (100), one of the second sliding block (470) and the second sliding rail (460) is arranged on the rack (100), the other one of the second sliding block (470) and the second sliding rail (460) is arranged on the shell (200), and the second sliding rail (460) and the first sliding rail (430) are mutually staggered;

the second sliding block (470) is movably mounted on the first sliding rail (430), and the housing (200) is further connected with a third driving assembly for driving the housing to move along the second sliding rail (460).

10. The eccentric balancing mechanism facilitating adjustment of claim 1, wherein:

a winding swing arm (910) is arranged on the frame (100), the winding swing arm (910) and the output end of the connecting shaft (250) are both positioned on the same side of the shell (200), and a winding cup clamp (920) is arranged on the winding swing arm (910);

one of the shell (200) and the winding swing arm (910) is provided with a third sliding block (940), the other is provided with a third sliding rail (930), and the third sliding block (940) is movably arranged on the third sliding rail (930).