CN211550421U - Belt tension adjusting device - Google Patents

Abstract

The utility model discloses a belt tension adjusting device, include base member, motor, follow driving wheel and action wheel, the motor is installed on the base member with following the driving wheel, and the motor is connected with the action wheel transmission, action wheel and follow driving wheel and go up around being equipped with the belt, belt tension adjusting device still includes: the motor, the driven wheel and the driving wheel are all arranged in the mounting space, and an opening communicated with the mounting space is formed in the side wall of the shell; the connecting piece is connected with the motor to form an integral structure and is movably arranged on the base body; the adjusting component is arranged on the outer surface of the shell, the part of the adjusting component extends into the installation space through the opening, and the part of the adjusting component extending into the installation space is connected with the connecting piece so as to drive the connecting piece to move. The utility model provides a technical scheme aims at solving present to the tensioning degree of belt accurate problem inadequately of accuse.

Description

Belt tension adjusting device

Technical Field

The utility model relates to an adjust belt tension mechanism technical field, especially relate to a belt tension adjusting device.

Background

At present, in mechanical equipment, a belt transmission mechanism is often employed as the transmission mechanism. The belt transmission mechanism generally includes a motor, a driving wheel, a driven wheel and a transmission belt, wherein the driving wheel is connected to an output shaft of the motor in a transmission manner, the transmission belt is wound around the driving wheel and the driven wheel, and the motor drives the driving wheel to rotate so as to drive the transmission belt to transmit, and further drive the driven wheel to rotate.

In the use process, the tension degree of the transmission belt can influence the running reliability and the service life of mechanical equipment, so that the reliability and the service life of the mechanical equipment can be reduced when the tension degree is too large or too small. Because mechanical equipment often needs maintenance, need during the maintenance to pull out each part of mechanical equipment, be convenient for maintain. When the assembly worker is in dismouting mechanical equipment, because every assembly worker has the deviation to the understanding of drive belt rate of tension, if only rely on individual subjective judgement assembly mechanical equipment, then during the mechanical equipment of different assembly worker assembly, lead to belt rate of tension unstability easily. If the same assembly worker installs a plurality of machines, the belt tension of each machine is likely to be deviated due to fatigue. Obviously, it is not accurate enough to only rely on the manual work to handle the accuse to the belt rate of tension, and the assembly uniformity is poor.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an aim at: the belt tensioning device aims to solve the problems that the belt tensioning degree is not controlled accurately enough and the consistency is poor in the assembling and maintaining processes of the existing belt transmission equipment.

In order to achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a belt tension adjusting device, includes base member, motor, action wheel and follows the driving wheel, the motor with all install from the driving wheel on the base member, the motor with the action wheel transmission is connected, the action wheel with around being equipped with the belt on the follow driving wheel, belt tension adjusting device still includes:

the motor is arranged in the shell, the inner part of the shell is enclosed to form an installation space, the base body, the motor, the driving wheel and the driven wheel are all installed in the installation space, and an opening communicated with the installation space is formed in the side wall of the shell;

the connecting piece is connected with the motor to form an integral structure and is movably arranged on the base body;

the adjusting assembly is arranged on the outer surface of the shell, part of the adjusting assembly extends into the installation space through the opening, the part of the adjusting assembly extending into the installation space is connected with the connecting piece, and the part of the adjusting assembly positioned outside the shell drives the connecting piece to move and synchronously drives the motor and the driving wheel to move; the adjustment assembly may display a value representative of a degree of belt tension.

Optionally, the adjusting assembly includes:

the sliding part is arranged outside the shell, part of the sliding part extends into the shell through the opening, the part of the sliding part extending into the shell is connected with the connecting piece, one side of the sliding part, which is far away from the connecting piece, is provided with a strip-shaped through hole, and the length direction of the strip-shaped through hole is arranged along the moving direction of the connecting piece;

the pressing piece penetrates through the strip-shaped through hole and is arranged on the sliding piece in a sliding mode along the length direction of the strip-shaped through hole, at least part of the pressing piece extends out of the strip-shaped through hole, and the part of the pressing piece extending out of the strip-shaped through hole is pressed on the outer surface of the shell;

the pushing piece is arranged on the sliding piece and used for pushing the pressed piece so that the pressed piece can be pressed on the outer surface of the shell.

Optionally, a threaded through hole is further formed in a portion of the sliding member located outside the housing, the threaded through hole is formed along the length direction of the strip-shaped through hole and is communicated with the strip-shaped through hole, the pushing member is an adjusting screw, the adjusting screw penetrates through the threaded through hole and is in threaded connection with the threaded through hole, and an end portion of the adjusting screw is connected with the pressing member.

Optionally, a bar-shaped limiting hole is further formed in the sliding piece, the bar-shaped limiting hole is formed in the edge of the length direction of the bar-shaped through hole and communicated with the bar-shaped through hole, a limiting portion is convexly arranged on the pressing piece, penetrates through the bar-shaped limiting hole, and can be slidably arranged in the length direction of the bar-shaped limiting hole.

Optionally, the upper surface of the pressing piece is provided with a connecting hole, the adjusting assembly further comprises a limiting part, the limiting part is detachably connected with the pressing piece through the connecting hole, at least part of the limiting part is convexly arranged on the upper surface of the pressing piece, and the limiting part is convexly arranged on the upper surface of the pressing piece to form the limiting part.

Optionally, the adjusting part further comprises a twisting handle, and one end of the twisting handle is mounted on the screw head of the adjusting screw.

Optionally, the twisting handle is a digital display torque wrench.

Optionally, the connecting piece is provided with a clamping opening, a clamping table is formed on a portion of the adjusting assembly extending into the mounting space, and the clamping table is clamped in the clamping opening.

Optionally, the connecting piece is a fixing plate, a fastening hole is formed in the fixing plate, the motor is provided with a fastening piece, and the fastening piece penetrates through the fastening hole and is connected with the fixing plate.

Optionally, the fastening member and the fastening hole are provided with a plurality of fastening members, each fastening member is inserted into a corresponding fastening hole, and the plurality of fastening members are arranged along the periphery of the connecting plate.

The technical scheme of the utility model among, this belt tension adjusting device is equipped with casing, connecting piece and adjusting part, and motor, base member, from driving wheel, belt and action wheel all locate in the casing, and adjusting part passes through the opening and is connected with the connecting piece, and adjusting part is located the outer part drive connecting piece of casing and slides on the base member to realize adjusting belt tensioning degree. Further, the last numerical value that shows representative belt tensioning degree of adjusting part, according to this numerical value, assembly workman is before dismantling mechanical equipment and carry out the maintenance, with this numerical value record, after assembly mechanical equipment, assembly workman passes through adjusting part with adjusting belt tensioning degree according to the numerical value of record to guarantee that mechanical equipment belt tensioning degree is comparatively unanimous after the dismouting, can know, the beneficial effects of the utility model are that: the tension degree of the belt can be accurately controlled, and the assembly consistency is good.

In addition, the part of the adjusting assembly, which is positioned outside the shell, drives the part of the adjusting assembly, which is positioned inside the shell, to move so as to drive the connecting piece to move, the driving source part of the adjusting assembly and the working part of the adjusting assembly are separated by the shell, and the driving source part of the adjusting assembly is positioned outside the shell, so that the contact between a worker and a transmission mechanism of mechanical equipment during the assembly and adjustment of the equipment is effectively reduced, and the worker is prevented from being injured when the transmission mechanism is in an accident.

Drawings

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

Fig. 1 is a schematic perspective view of a belt tension adjusting device according to an embodiment of the present invention;

fig. 2 is a view showing an internal structure of a belt tension adjusting apparatus according to an embodiment of the present invention;

fig. 3 is a view showing the structure of the sliding member, the pressing member and the adjusting screw according to the embodiment of the present invention.

In the figure:

100. a belt tension adjusting device; 10. a substrate; 20. a motor; 30. a driving wheel; 40. a driven wheel; 50. a belt; 60. a housing; 70. a connecting member; 71. a clamping opening; 80. an adjustment assembly; 81. a slider; 811. a strip-shaped limiting hole; 812. a strip-shaped through hole; 813. a threaded through hole; 82. pressing the workpiece; 821. connecting holes; 822. a limiting part; 83. pushing the piece; 84. twisting the handle; 85. a clamping table.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "fixed" are to be understood broadly, e.g. as a fixed connection, a detachable 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.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1 to 3, in an embodiment of the present invention, the belt tension adjusting device 100 includes a base 10, a motor 20, a driving wheel 30 and a driven wheel 40, the driven wheel 40 is fixedly mounted on the base 10, the motor 20 is in transmission connection with the driving wheel 30, and is adjustably mounted on the base 10, and a belt 50 is wound on the driving wheel 30 and the driven wheel 40.

Specifically, the belt tension adjusting apparatus 100 according to this embodiment further includes: the motor comprises a shell 60, an installation space is formed by enclosing the inside of the shell 60, the base body 10, the motor 20, the driving wheel 30 and the driven wheel 40 are all installed in the installation space, and an opening communicated with the installation space is formed in the side wall of the shell 60.

The belt tension adjusting apparatus 100 further comprises a connecting member 70, wherein the connecting member 70 is connected with the motor 20 to form an integrated structure and is movably disposed on the base body 10; the adjusting assembly 80 is arranged on the outer surface of the housing 60, and a part of the adjusting assembly 80 extends into the installation space through the opening, and the part of the adjusting assembly 80 extending into the installation space is connected with the connecting piece 70 so as to drive the connecting piece 70 to move and synchronously drive the motor 20 and the driving wheel 30 to move; the adjustment assembly 80 may display a value representing the degree of tension of the belt 50.

In this embodiment, the casing 60 includes the left side board, the upper side board and the right side board that meet in proper order, the left side board the upper side board and the right side board encloses and forms installation space, base member 10 locates in the installation space.

Specifically, the base 10 is a base plate, and the base plate is mounted on the inner surface of the right side plate.

The driven wheel 40 is rotatably mounted on the lower surface of the base plate, and the driving wheel 30 is mounted on the power output shaft of the motor 20. A connecting piece 70 is arranged between the motor 20 and the substrate, the motor 20 is fixedly connected with the connecting piece 70, the connecting piece 70 and the substrate can be arranged in a relatively sliding manner, and the motor 20 slides along with the sliding of the connecting piece 70.

It is specific be provided with waist type hole on the connecting piece 70, on the base plate with waist type hole corresponds is provided with the screw hole, connecting piece 70 through pass in proper order waist type hole and the bolt of screw hole with the base plate is connected, under the state of bolt locking, the base plate with connecting piece 70's relative position is fixed the bolt is not when locking, connecting piece 70 can be relative to the base plate is followed the length direction in waist type hole slides under the effect of external force.

The connecting member 70 may slide in the horizontal direction from the left side plate to the right side plate, or from the right side plate to the left side plate. It can be understood that the base plate is provided with a through hole, and the output shaft of the motor 20 passes through the through hole to be fixed with the shaft portion of the driving wheel 30, so that the motor 20 and the driving wheel 30 are driven to move relative to the driven wheel 40 by the sliding of the connecting member 70.

In the scheme, the distance between the driving wheel 30 and the driven wheel 40 can be adjusted by the driving wheel 30 moving together with the motor 20, so that the tension of the belt sleeved on the driving wheel 30 and the driven wheel 40 is adjusted.

The opening is opened in the right side plate, the adjusting component 80 is installed on the outer surface of the right side plate, and the portion of the adjusting component 80 extending into the housing 60 may be in snap-fit connection with the connecting member 70. The adjustment assembly 80 has a drive portion located on the outer surface of the right side plate that drives the sliding of the portion of the adjustment assembly 80 located within the housing 60. The arrangement is adopted, so that the driving part and the adjusting part are separated by the right side plate, the contact between a worker and a transmission mechanism of mechanical equipment during adjustment is effectively reduced, and the worker is not easily injured when the transmission mechanism is in accident.

The technical scheme of the utility model, this belt tension adjusting device 100 is equipped with casing 60, connecting piece 70 and adjusting part 80, motor 20, base member 10, from driving wheel 40, belt 50 and action wheel 30 are all located in casing 60, adjusting part 80 is connected with connecting piece 70 through the opening, adjusting part 80 is located the outer partial drive connecting piece 70 of casing 60 and slides on base member 10, connecting piece 70's slip drives motor 20 and sets up action wheel 30 on motor 20 power output shaft and removes for from driving wheel 40, change action wheel 30 and follow the distance between the driving wheel 40, in order to realize adjusting belt 50 tensioning degree.

Further, the adjusting component 80 is provided with a display device for displaying a numerical value representing the tensioning degree of the belt 50, according to the numerical value, an assembling worker records the numerical value before disassembling the mechanical equipment for maintenance, and after assembling the mechanical equipment, the assembling worker adjusts the tensioning degree of the belt 50 through the adjusting component 80 according to the recorded numerical value, so that the tensioning degrees of the belt 50 after disassembling and assembling the mechanical equipment are ensured to be consistent, and the tensioning degree of the belt 50 can be accurately controlled; similarly, when a new mechanical device is installed, the tension degree of the belt 50 can be adjusted through the adjusting assembly 80 according to the preset numerical value of the belt tension degree, so that the installation consistency of the mechanical device is guaranteed, and the working reliability of the device is improved.

In addition, the part of the adjusting assembly 80 located outside the housing 60 drives the part of the adjusting assembly 80 located inside the housing 60 to move and drives the connecting member 70 to move, so as to drive the motor 20 to move through the connecting member 70, the driving source part of the adjusting assembly 80 and the working part of the adjusting assembly 80 are separated by the housing 60, and the driving source part of the adjusting assembly 80 is located outside the housing 60, thereby effectively reducing the contact between a worker and a transmission mechanism of mechanical equipment during adjustment, and preventing the worker from being hurt when the transmission mechanism is unexpected.

As shown in fig. 1 to 3, in an embodiment of the present invention, the adjusting assembly 80 includes: the sliding part 81 is arranged outside the shell 60, part of the sliding part 81 extends into the shell 60 through the opening, the part of the sliding part 81 extending into the shell 60 is connected with the connecting piece 70, one side of the sliding part 81, which is far away from the connecting piece 70, is provided with a strip-shaped through hole 812, and the length direction of the strip-shaped through hole 812 is arranged along the moving direction of the connecting piece 70;

the pressing piece 82 penetrates through the strip-shaped through hole 812, and is arranged on the sliding piece 81 in a sliding manner along the length direction of the strip-shaped through hole 812, at least part of the pressing piece 82 extends out of the strip-shaped through hole 812, and the part of the pressing piece 82 extending out of the strip-shaped through hole 812 can be pressed on the outer surface of the shell 60;

the pushing piece 83 is arranged on the sliding piece 81, and is used for pushing the pressed piece 82 so that the pressed piece 82 is pressed on the outer surface of the shell 60.

In the present embodiment, the sliding member 81 is a substantially rectangular bar-shaped member. The portion of the sliding member 81 located in the housing 60 is detachably connected to the connecting member 70.

In addition, the sliding member 81 is provided with the strip-shaped through hole 812 at a portion outside the housing 60, and a length direction of the strip-shaped through hole 812 is arranged along a sliding direction of the connecting member 70 to form a space for the pressing member 82 to slide. The pressing piece 82 comprises a connecting portion and two protruding portions, wherein the connecting portion is roughly in the shape of a rectangular strip and penetrates through the strip-shaped through hole 812, two ends of the connecting portion extend out of the strip-shaped through hole 812, the protruding portions are provided with two parts and two parts, the protruding portions are respectively connected to two ends of the connecting portion, the protruding portions are convexly arranged on the surfaces of the connecting portion facing to the right side plate of the shell 60, and the protruding portions are used for pressing the outer surface of the right side plate of the shell 60.

The right end face of the sliding piece 81 is provided with the pushing piece 83, specifically, the pushing piece 83 is in a strip shape, the pushing piece 83 is provided with a mounting end and a pushing end which are arranged oppositely, the mounting end is connected to the right end face of the sliding piece 81, and the pushing end pushes the pressing piece 82.

In the using process, the sliding part 81 is driven by the rotation of the pushing part 83 to slide along the bar-shaped hole 812, and the sliding part 81 drives the connecting part 70 to slide, so as to drive the motor 20 to slide, thereby adjusting the distance between the driving wheel 30 and the driven wheel 40 mounted on the motor 20, and finally adjusting the tensioning degree of the belt 50.

In a specific tensioning force adjusting process, the pressing member 82 presses on the outer surface of the shell 60, the position of the pushing member 83 relative to the pressing member 82 is unchanged, the sliding member 81 is driven to move by the rotation of the pushing member 83, and the tensioning force of the belt 50 is reduced when the sliding member 81 moves towards the driven wheel 40; when the sliding member 81 moves in a direction away from the driven pulley 40, the tension of the belt 50 becomes large.

It is understood that the pressing member 82 is pressed on the outer surface of the housing 60, the pressing member 82 and the housing 60 can be an integral structure, and the length direction of the strip-shaped through hole 812 is arranged along the sliding direction of the connecting member 70, so that the pressing member 82 has a better guiding effect on the sliding of the sliding member 81.

As shown in fig. 1 to 3, a threaded through hole 813 is further formed in a portion of the sliding member 81 located outside the housing 60, the threaded through hole 813 is formed along a length direction of the strip-shaped through hole 812 and is communicated with the strip-shaped through hole 812, the pushing member 83 is an adjusting screw, the adjusting screw penetrates through the threaded through hole 813 and is in threaded connection with the threaded through hole 813, and an end portion of the adjusting screw close to the pressing member 82 abuts against the pressing member 82.

It will be appreciated that the end of the adjusting screw is rotatably connected to the pressing member 82, and the screw head of the adjusting screw is located on the outer surface of the sliding member 81. Since the adjustment screw is threadedly coupled to the threaded through hole 813, the adjustment screw is rotated to slide the sliding member 81 in a length direction of the adjustment screw. By adopting the adjusting screw, the position of the sliding part 81 can be adjusted simply and conveniently.

As shown in fig. 1 to fig. 3, in an embodiment of the present invention, the sliding member 81 is further provided with a bar-shaped limiting hole 811, the upper surface of the pressing member 82 is provided with a protruding limiting portion 822, the limiting portion 822 is disposed through the bar-shaped limiting hole 811, and can be slidably disposed in the sliding member 81 along the length direction of the bar-shaped limiting hole 811.

In this embodiment, the strip-shaped limiting hole 811 is opened on the upper surface of the sliding member 81 and is communicated with the strip-shaped through hole 812, and the length direction of the strip-shaped limiting hole 811 is arranged along the length direction of the strip-shaped through hole 812 and is substantially consistent, so as to ensure that when the pressing member 82 slides relative to the sliding member 81, the limiting portion 822 slides relative to the sliding member 81 along with the pressing member 82 without interfering with the sliding member 81.

Through the arrangement of the limiting part 822 and the strip-shaped limiting hole 811, when the pressed piece 82 slides relative to the sliding piece 81, the limiting part 822 slides along with the sliding of the pressed piece 82, the strip-shaped limiting hole 811 effectively limits the limiting part 822 to move along the length direction of the strip-shaped limiting hole 811, and the limiting part 822 is convexly arranged on the pressed piece 82, so that the strip-shaped limiting hole 811 also effectively limits the pressed piece 82 to move only along the length direction of the strip-shaped limiting groove, and the sliding stability of the pressed piece 82 relative to the sliding piece 81 is ensured.

In addition, the limiting portion 822 is detachably connected to the pressed member 82, so that the pressed member 82 and the limiting portion 822 are mounted on the sliding member 81.

In other embodiments of the present invention, the position-limiting part 822 may be integrally connected to the pressing member 82, or detachably connected to the position-limiting part 822.

As shown in fig. 1 to 3, in an embodiment of the present invention, the upper surface of the pressing member 82 is provided with a connecting hole 821, the adjusting assembly 80 further includes a limiting member, the limiting member is detachably connected to the pressing member 82 through the connecting hole 821, and at least a portion of the limiting member is protruded from the upper surface of the pressing member 82, and the portion of the limiting member protruded from the upper surface of the pressing member 82 forms the limiting portion 822.

In this embodiment, the connection hole 821 is specifically a threaded connection hole 821, and the limiting member is specifically a screw, which is screwed into the threaded connection hole 821 and partially protrudes from the upper surface of the pressing member 82.

Through the setting that the locating part can be dismantled with the suppression piece 82 and be connected, so that spacing portion 822 with the locating part is dismantled separately, be convenient for the locating part with suppression piece 82 dismouting in slider 81, when installing suppression piece 82 with the locating part, first wear to locate suppression piece 82 in bar through-hole 812, and with threaded connection hole 821 with the bar is logical to the groove is relative, so that the locating part can pass spacing logical groove, and through connecting hole 821 with suppression piece 82 is connected.

In other embodiments of the present invention, the connecting hole 821 may also be a clamping hole, the limiting member is a clamping member, a part of the clamping member is clamped in the clamping hole, and a part of the clamping member is convexly arranged on the upper surface of the pressing member 82 to form the limiting portion 822, which is not limited to the arrangement mode of the present invention.

As shown in fig. 1 to 3, in an embodiment of the present invention, the adjusting assembly 80 further includes a twist handle 84, and one end of the twist handle 84 is mounted on the screw head of the adjusting screw.

In this embodiment, the twist grip 84 is generally cylindrical. By twisting the handle 84, the handle 84 is rotated along one end of the screw head of the adjusting screw, so as to drive the adjusting screw to rotate, and further drive the sliding member 81 to slide.

Wherein, the one end of twisting handle 84 is equipped with the screw head cover, the screw head cover is located the screw head outside of adjusting screw to it is fixed with the screw head. The outer surface of the twist grip 84 is padded with a rubber pad to facilitate gripping by a hand, and the hand and the rubber pad have a large friction force, so that the twist grip 84 is not easy to fall off when being used by a hand.

As shown in fig. 1 to 3, in an embodiment of the present invention, the torsion handle 84 is a digital display torque wrench.

With such an arrangement, the value displayed on the digital display torque wrench is the current torque of the adjusting screw, it can be understood that the adjusting screw has a first pulling force in a right direction to the sliding member 81, i.e. a first pulling force to the motor 20, the driving wheel 30 is mounted on the motor 20, the driven wheel 40 generates a second pulling force opposite to the first pulling force to the driving wheel 30 through the belt 50, the second pulling force reflects the tensioning degree of the belt 50, the first pulling force and the second pulling force can be understood as two balancing forces to the driving wheel 30, and the first pulling force and the second pulling force are in a balanced relationship so as to enable the driving wheel 30 to be in a static state. Therefore, the first tensile force reflects the tension of the belt 50, and it can be known that the magnitude of the first tensile force is in a positive correlation with the tension.

Consequently, can learn current belt 50's tensioning degree according to the numerical value that shows on the digital display torque wrench to the assembly workman can be when dismouting mechanical equipment, can lead to this numerical value before and after the mechanical equipment dismouting to compare, can be to the better accuse of belt 50's tensioning degree promptly.

As shown in fig. 1 to fig. 3, in an embodiment of the present invention, the connecting member 70 is provided with a locking opening 71, a portion of the adjusting member 80 extending into the installation space is formed with a locking platform 85, and the locking platform 85 is locked in the locking opening 71.

In this embodiment, the lower surface of the portion of the sliding member 81 located in the housing 60 is recessed inward in a stepped manner to expose the engaging platform 85 protruding downward, and the engaging platform 85 is substantially rectangular. The clamping table 85 is clamped in the clamping opening 71, wherein the clamping opening 71 is opened on the upper surface of the substrate, and it can be understood that the periphery of the clamping opening 71 is arranged along the periphery of the clamping table 85, so that the clamping table 85 is stably clamped in the clamping opening 71.

In other embodiments of the present invention, the engaging platform 85 may be in a circular shape, a square shape, etc., and may be disposed according to actual needs without limitation.

As shown in fig. 1 to 3, in an embodiment of the present invention, the connecting member 70 is a fixing plate, a fastening hole is formed on the fixing plate, and the motor 20 is provided with a fastening member, which is inserted into the fastening hole and connected to the fixing plate.

Specifically, the plate surface of the fixing plate is substantially rectangular, the fastening hole is a screw hole, the fastening member is a screw, and the screw is in threaded connection with the screw hole, so that the motor 20 is fixed to the fixing plate.

The arrangement is simple in the fixing mode of the motor 20 and the connecting piece 70, and replacement and maintenance of the motor 20 are facilitated.

As shown in fig. 1 to 3, in an embodiment of the present invention, the fastening member and the fastening hole are provided in plural, each fastening member is inserted into the corresponding fastening hole, and the plural fastening members are arranged along the periphery of the connecting plate.

In this embodiment, the number of the fastening members is 4, correspondingly, the number of the fastening holes is 4, and the 4 fastening holes are respectively located at 4 corners of the fixing plate, so that the surface of the motor 20 facing the fixing plate can be stably connected with the fixing plate, and the stability of the motor 20 mounted on the fixing plate is ensured, so that the stability of the whole structure formed by the motor 20 and the fixing plate is ensured.

In the utility model discloses another embodiment, the fastener with the fastening hole still can correspond and be equipped with 3, 5, 6 and above the same grade, set up according to the type of motor 20 and the face shape of fixed plate, and the setting mode that is not restricted to this embodiment.

In the description herein, it is to be understood that the terms "upper", "lower", "left", "right", and the like are used in a descriptive sense and with reference to the illustrated orientation or positional relationship, and are used for convenience in description and simplicity in operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims (10)

1. The utility model provides a belt tension adjusting device (100), includes base member (10), motor (20), action wheel (30) and follows driving wheel (40), motor (20) with follow driving wheel (40) and all install on base member (10), motor (20) with action wheel (30) transmission is connected, action wheel (30) with follow driving wheel (40) and go up around being equipped with belt (50), its characterized in that, belt tension adjusting device (100) still includes:

the motor driving device comprises a shell (60), wherein an installation space is formed by enclosing the inside of the shell (60), the base body (10), the motor (20), the driving wheel (30) and the driven wheel (40) are all installed in the installation space, and an opening communicated with the installation space is formed in the side wall of the shell (60);

a connecting member (70), wherein the connecting member (70) is connected with the motor (20) to form an integral structure and is movably arranged on the base body (10);

the adjusting assembly (80) is arranged on the outer surface of the shell (60), part of the adjusting assembly (80) extends into the installation space through the opening, the part of the adjusting assembly (80) extending into the installation space is connected with the connecting piece (70), and the part of the adjusting assembly (80) located outside the shell (60) drives the connecting piece (70) to move and synchronously drives the motor (20) and the driving wheel (30) to move; the adjustment assembly (80) may display a value representative of a degree of belt tension.

2. The belt tension adjusting apparatus (100) of claim 1, wherein the adjusting assembly (80) comprises:

the sliding piece (81) is arranged outside the shell (60), part of the sliding piece (81) extends into the shell (60) through the opening, the part of the sliding piece (81) extending into the shell (60) is connected with the connecting piece (70), one side of the sliding piece (81) departing from the connecting piece (70) is provided with a strip-shaped through hole (812), and the length direction of the strip-shaped through hole (812) is arranged along the moving direction of the connecting piece (70);

the pressing piece (82) penetrates through the strip-shaped through hole (812), and is arranged on the sliding piece (81) in a sliding manner along the length direction of the strip-shaped through hole (812), at least part of the pressing piece (82) extends out of the strip-shaped through hole (812), and the part of the pressing piece (82) extending out of the strip-shaped through hole (812) is pressed on the outer surface of the shell (60);

the pushing piece (83) is arranged on the sliding piece (81) and used for pushing the pressing piece (82), so that the pressing piece (82) can be pressed on the outer surface of the shell (60).

3. The belt tension adjusting apparatus (100) according to claim 2, wherein the sliding member (81) is further provided with a threaded through hole (813) at a portion thereof located outside the housing (60), the threaded through hole (813) is provided along a length direction of the bar-shaped through hole (812) and communicates with the bar-shaped through hole (812), the pushing member (83) is an adjusting screw which penetrates through the threaded through hole (813) and is threadedly coupled to the threaded through hole (813), and an end portion of the adjusting screw is coupled to the pressing member (82).

4. The belt tension adjusting device (100) according to claim 2, wherein the sliding member (81) further has a strip-shaped limiting hole (811), the strip-shaped limiting hole (811) is disposed along a length direction of the strip-shaped through hole (812) and is communicated with the strip-shaped through hole (812), the pressing member (82) is convexly provided with a limiting portion (822), and the limiting portion (822) penetrates through the strip-shaped limiting hole (811) and can be slidably disposed in the sliding member (81) along the length direction of the strip-shaped limiting hole (811).

5. The belt tension adjusting device (100) according to claim 4, wherein the pressing member (82) has a connecting hole (821) formed in an upper surface thereof, the adjusting assembly (80) further comprises a limiting member detachably connected to the pressing member (82) through the connecting hole (821) and at least partially protruding from the upper surface of the pressing member (82), and the limiting member protruding from the upper surface of the pressing member (82) forms the limiting portion (822).

6. The belt tension adjusting apparatus (100) of claim 5, wherein the adjusting assembly (80) further comprises a twist handle (84), one end of the twist handle (84) being mounted to a screw head of the adjusting screw (83).

7. The belt tension adjustment device (100) of claim 6, wherein the twist handle (84) is a digital display torque wrench.

8. The belt tension adjusting device (100) according to any one of claims 1 to 7, wherein the connecting member (70) is provided with a locking opening (71), a locking platform (85) is formed on a portion of the adjusting component (80) extending into the installation space, and the locking platform (85) is locked in the locking opening (71).

9. The belt tension adjusting apparatus (100) according to any one of claims 1 to 7, wherein the connecting member (70) is a fixing plate, a fastening hole is formed in the fixing plate, and the motor is provided with a fastening member, which is inserted into the fastening hole and connected to the fixing plate.

10. The belt tension adjusting apparatus (100) of claim 9, wherein the fastening member and the fastening hole are provided in plural, each of the fastening members is inserted into a corresponding fastening hole, and the plural fastening members are arranged along a circumference of the connecting plate.

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