CN208904834U - A kind of simple swing mechanism - Google Patents

Abstract

The utility model discloses a kind of simple swing mechanism, including fixed frame, adjustable shelf, cantilever lever, load connecting rod, bearing, motor and driving wheel, the cantilever lever, motor and driving wheel are mounted on the fixed frame, the motor, driving wheel and bearing are located at the inside of the fixed frame, and the load connecting rod is mounted on the adjustable shelf；The bearing includes transverse bearing and axial bearing, the internal diameter of the transverse bearing is fixedly connected with the cantilever lever, the outer diameter of the transverse bearing is fixedly connected with the adjustable shelf, the one side of the axial bearing is connect with the cantilever lever, and the another side of the axial bearing is connect with the adjustable shelf；The outer diameter of the transverse bearing and the driving wheel are sequentially connected.The utility model structure is simple, at low cost, the cantilever motion scene suitable for low speed underload.

Description

A kind of simple swing mechanism

Technical field

The utility model designs a kind of swing mechanism, specifically a kind of simple swing mechanism.

Background technique

Floating bearing is called pivoting support, is a kind of large size bearing for being able to bear combined load, can bear simultaneously compared with Big axial direction, radial load and tilting moment.But huge revolving bearing is expensive, is not suitable for the outstanding of low speed underload Arm moving scene.

Chinese patent literature CN207521787U, which discloses one kind and stops, cuts mould swing mechanism, using lower die swing mechanism And self-aligning roller bearing is used, higher cost is applicable to bear the lathe of biggish axial direction, radial load and tilting moment Equipment；Chinese patent literature CN207483280U discloses a kind of rotatable aerial work platform of bearing base, on floating bearing It is removably connected with bearing component, bearing component is in use, cylinder can need to rotate according to operation, when being adjusted to optimum position Bearing base is stretched out, keeps aerial work platform practicability stronger, which is not suitable for the cantilever motion scene of low speed underload yet.

Therefore, it is directed to the cantilever motion scene of low speed underload, a kind of simple swing mechanism is needed, can reduce into This, provides the turning power of low speed underload.

Summary of the invention

The purpose of this utility model is in view of the problems of the existing technology, to provide a kind of simple swing mechanism, be suitable for The cantilever motion scene of low speed underload.

In order to achieve the above purposes, the technical solution adopted by the utility model is:

A kind of simple swing mechanism, including fixed frame, adjustable shelf, cantilever lever, load connecting rod, bearing, motor and transmission Wheel, the cantilever lever, motor and driving wheel are mounted on the fixed frame, and the motor, driving wheel and bearing are located at described solid Determine the inside of frame, the load connecting rod is mounted on the adjustable shelf；The bearing includes transverse bearing and axial bearing, institute The internal diameter for stating transverse bearing is fixedly connected with the cantilever lever, and the outer diameter of the transverse bearing is fixedly connected with the adjustable shelf, The one side of the axial bearing is connect with the cantilever lever, and the another side of the axial bearing is connect with the adjustable shelf；It is described The outer diameter of transverse bearing and the driving wheel are sequentially connected.

When using the utility model, cantilever lever is fixed on the device for be fixed on needs, motor control driving wheel The outer diameter rotation of transverse bearing is driven, the internal diameter connecting with cantilever lever is fixed, and transverse bearing is used to bear radial force, due to The outer diameter of transverse bearing is connect with adjustable shelf, and the outer diameter of the transverse bearing drives adjustable shelf rotation, to connect with dynamic load Bar rotation, and axial bearing is connect with adjustable shelf, therefore the one side that axial bearing is connect with adjustable shelf rotates with adjustable shelf and turned Dynamic, the one side that axial bearing is connect with cantilever lever is fixed, axial bearing bears load connecting rod for bearing axial force Weight bearing.Transverse bearing and axial bearing provide the radial force and axial force when load connecting rod rotation respectively, so that load connects Extension bar can carry out pivoting by axis of cantilever lever, and the utility model structure is simple, at low cost, suitable for low speed underload Cantilever motion scene.

Further, the transverse bearing is deep groove ball bearing.Deep groove ball bearing is a kind of most widely used axis of rolling It holds, at low cost, its main feature is that frictional resistance is small, revolving speed is high, can be used to bear radial load or radial and axial while effect On the parts of joint load.

Further, the axial bearing is cylindrical roller thrust bearing.Cylindrical roller thrust bearing is for specially holding It is exactly the bearing of the power in the parallel direction of axis by the special bearing of axial force, cylindrical roller thrust bearing is often combined into high rigidity Bearing configuration can bear heavy load and oscillating load without difficulty.

Further, the driving wheel is driven pulley.Driven pulley pass through contact surface between frictional force passing movement and Power since its structure is simple, it is low to manufacture easy, smooth running, noise, and can adjust its transmission ratio to continuously smooth, because And have biggish application range, when being applied to the utility model, can continuously smooth it be driven.

Further, the driving wheel is transmission gear.Transmission gear refers to the dress by gear pair passing movement and power It sets, it is most widely used a kind of mechanical drive mode in modern various equipment, its transmission ratio is more accurate, high-efficient, knot Structure is compact, and reliable operation, the service life is long, when being applied to the utility model, can be accurately driven, be had to transmission speed Certain decelerating effect, more suitable for the cantilever motion scene of low speed underload.

Further, jam nut is equipped between the cantilever lever and the fixed frame.Jam nut is to cantilever lever and admittedly The connection further progress determined between frame is fixed, and prevents from loosening.

Further, load-bearing screw is provided between the load connecting rod and the adjustable shelf.Load-bearing screw is for adding Admittedly loading the connection between connecting rod and adjustable shelf, keep its load-bearing more firm.

Further, the transverse bearing is two or more.More than two transverse bearings are capable of providing bigger radial direction Power, it is easier to adjustable shelf be driven to rotate.

Compared with prior art, the utility model has the beneficial effects that

1, the utility model structure is simple, at low cost, the cantilever motion scene suitable for low speed underload.

2, the cylindrical roller thrust bearing that the utility model uses is combined into high rigidity Bearing configuration, can be without difficulty Bear heavy load and oscillating load.

3, the utility model uses more than two transverse bearings, is capable of providing bigger radial force, it is easier to drive and live Moving frame rotation.

4, the utility model is equipped with jam nut and load-bearing screw, keeps swing mechanism stronger.

Detailed description of the invention

Fig. 1 is the utility model schematic perspective view；

Fig. 2 is the utility model side structure schematic view；

Fig. 3 is the attachment structure schematic diagram of the utility model transverse bearing, axial bearing and cantilever lever；

In figure: 1, fixed frame；2, adjustable shelf；3, cantilever lever；4, connecting rod is loaded；5, motor；6, driving wheel；7, locking spiral shell Silk；8, load-bearing screw；9, transverse bearing；10, axial bearing.

Specific embodiment

Below in conjunction with the attached drawing in the utility model, the technical solution of the utility model is clearly and completely retouched It states, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on this Embodiment in utility model, those of ordinary skill in the art under the conditions of not making creative work it is obtained it is all its Its embodiment, fall within the protection scope of the utility model.

Embodiment 1

As shown in Figure 1-3, a kind of simple swing mechanism, including fixed frame 1, adjustable shelf 2, cantilever lever 3, load connecting rod 4, Bearing, motor 5 and driving wheel 6, the cantilever lever 3, motor 5 and driving wheel 6 are mounted on the fixed frame 1, the motor 5, Driving wheel 6 and bearing are located at the inside of the fixed frame 1, and the load connecting rod 4 is mounted on the adjustable shelf 2；The axis It contracts and includes transverse bearing 9 and axial bearing 10, the internal diameter of the transverse bearing 9 is fixedly connected with the cantilever lever 3, the radial direction The outer diameter of bearing 9 is fixedly connected with the adjustable shelf 2, and the one side of the axial bearing 10 is connect with the cantilever lever 3, the axis It is connect to the another side of bearing 10 with the adjustable shelf 2；The outer diameter of the transverse bearing 9 and the driving wheel 6 are sequentially connected.

The transverse bearing 9 is deep groove ball bearing.Deep groove ball bearing is a kind of most widely used rolling bearing, cost Low, its main feature is that frictional resistance is small, revolving speed is high, can be used to bear radial load or radial and axial while effect joint load Parts on.

The axial bearing 10 is cylindrical roller thrust bearing.Cylindrical roller thrust bearing is for specially bearing axial force Special bearing, be exactly the bearing of the power in the parallel direction of axis, cylindrical roller thrust bearing is often combined into high rigidity Bearing configuration, Heavy load and oscillating load can be born without difficulty.

The driving wheel 6 is driven pulley.Driven pulley passes through frictional force passing movement and power between contact surface, due to Its structure is simple, it is low to manufacture easy, smooth running, noise, and can adjust its transmission ratio to continuously smooth, thus has larger Application range, be applied to the utility model when, can be driven to continuously smooth.

Jam nut 7 is equipped between the cantilever lever 3 and the fixed frame 1.Jam nut 7 is to cantilever lever 3 and fixed frame 1 Between connection further progress fix, prevent from loosening.

Load-bearing screw 8 is provided between the load connecting rod 4 and the adjustable shelf 2.Load-bearing screw 8 is for reinforcing load Connection between connecting rod 4 and adjustable shelf 2 keeps its load-bearing more firm.

The transverse bearing 9 is two.Two transverse bearings 9 are capable of providing bigger radial force, it is easier to drive activity Frame 2 rotates.

When using the utility model, cantilever lever 3 is fixed on the device for be fixed on needs, the control transmission of motor 5 Wheel 6 drives the outer diameter rotation of transverse bearing 9, and the internal diameter connecting with cantilever lever 3 is fixed, and transverse bearing 9 is for bearing radial direction Power, since the outer diameter of transverse bearing 9 is connect with adjustable shelf 2, the outer diameter of the transverse bearing 9 drives adjustable shelf 2 to rotate, thus band Dynamic load connecting rod 4 rotates, and axial bearing 10 is connect with adjustable shelf 2, therefore the one side that axial bearing 10 is connect with adjustable shelf 2 It rotates and rotates with adjustable shelf 2, the one side that axial bearing 10 is connect with cantilever lever 3 is fixed, and axial bearing 10 is for bearing Axial force bears the weight bearing of load connecting rod 4.When transverse bearing 9 and axial bearing 10 provide the load rotation of connecting rod 4 respectively Radial force and axial force, enable load connecting rod 4 with cantilever lever 3 be axis carry out pivoting, the utility model structure Simply, cantilever motion scene at low cost, suitable for low speed underload.

Embodiment 2

A kind of simple swing mechanism, the difference from embodiment 1 is that, the driving wheel 6 is transmission gear.Transmission gear is Refer to the device by gear pair passing movement and power, it is most widely used a kind of machine driving side in modern various equipment Formula, its transmission ratio is more accurate, high-efficient, compact-sized, and reliable operation, the service life is long, can be compared with when being applied to the utility model It is accurately driven, there is certain decelerating effect to transmission speed, more suitable for the cantilever motion scene of low speed underload.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (8)

1. a kind of simple swing mechanism, which is characterized in that including fixed frame, adjustable shelf, cantilever lever, load connecting rod, bearing, electricity Machine and driving wheel, the cantilever lever, motor and driving wheel are mounted on the fixed frame, the motor, driving wheel and bearing position In the inside of the fixed frame, the load connecting rod is mounted on the adjustable shelf；The bearing includes transverse bearing and axis To bearing, the internal diameter of the transverse bearing is fixedly connected with the cantilever lever, the outer diameter of the transverse bearing and the adjustable shelf It is fixedly connected, the one side of the axial bearing is connect with the cantilever lever, the another side of the axial bearing and the adjustable shelf Connection；The outer diameter of the transverse bearing and the driving wheel are sequentially connected.

2. a kind of simple swing mechanism according to claim 1, which is characterized in that the transverse bearing is deep-groove ball axis It holds.

3. a kind of simple swing mechanism according to claim 1, which is characterized in that the axial bearing is thrust cylindrical rolling Sub- bearing.

4. a kind of simple swing mechanism according to claim 1, which is characterized in that the driving wheel is driven pulley.

5. a kind of simple swing mechanism according to claim 1, which is characterized in that the driving wheel is transmission gear.

6. a kind of simple swing mechanism according to claim 1, which is characterized in that the cantilever lever and the fixed frame it Between be equipped with jam nut.

7. a kind of simple swing mechanism according to claim 1, which is characterized in that the load connecting rod and the activity Load-bearing screw is provided between frame.

8. a kind of simple swing mechanism according to claim 1, which is characterized in that the transverse bearing is two or more.