CN208716748U - A kind of lifting structure of eccentric lifting platform - Google Patents

Abstract

The utility model discloses a kind of lifting structures of eccentric lifting platform, including fixed frame, reduction gearbox is fixedly installed at the center of the fixed frame, one end output shaft of the reduction gearbox is fixedly connected with the output shaft of driving motor, the other end output shaft fixing sleeve of the reduction gearbox is equipped with small synchronous pulley, the small synchronous pulley is connect by belt with big synchronous pulley, the big synchronous pulley fixation is set in shaft, the shaft is rotatably arranged on bearing block, and the end fixing sleeve of the shaft is equipped with swing arm, eccentric wheel is provided in the swing arm, the eccentric wheel is abutted with support wheel, the support wheel is rotatably arranged on mounting rack, the mounting rack is fixed at the bottom of lifting frame.The utility model is by setting shaft, swing arm, support wheel, guide sleeve, guide rod and bottom plate, and the lifting structure for solving traditional eccentric lifting platform is not compact enough, the problem of stability difference.

Description

A kind of lifting structure of eccentric lifting platform

Technical field

The utility model relates to eccentric lifting platform technical field, specially a kind of lifting structure of eccentric lifting platform.

Background technique

Conveyer is widely used to each department of national economy at present, in recent years in the joint of opencut and sub-terrain mines Conveyer becomes important component part again in transportation system, and rolling bed conveyer is that the conveying of one of shop logistics production line is set It is standby, it is simple and compact for structure, it is various informative, it has a wide range of applications in logistics delivery field, and eccentric lifting rolling bed, utilize bias Structure realizes that rolling bed is gone up and down within the scope of compared with low height, realizes the movement of workpiece between different height wire body, further extends The application range of rolling bed pipeline, but traditional eccentric lifting platform structural stability is poor, it is not compact enough, therefore the utility model is set A kind of lifting structure of eccentric lifting platform is counted to solve the above problems.

Through retrieving, Chinese patent grant number CN203033710U, Granted publication 2013.07.03 disclose a kind of lifting platform, It is characterised by comprising: stage body, support wheel rotation is placed in stage body lower part；Eccentric wheel is located at below support wheel to be connect with support wheel Touching supports by fixed fulcrum bearing and can carry out eccentric rotary, pushes stage body to rise or fall will pass through support wheel, simultaneously The lifting structure of lifting platform is disclosed, lifting of lifting table mechanism design is simple, and runs smoothly, high-efficient.

Elevating mechanism in the patent has the following disadvantages:

The elevating mechanism structural stability is poor, and structure is not compact enough, and in lifting process, lifting platform is easy to shake, and influences Production efficiency.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of lifting structure of eccentric lifting platform, solves biography The lifting structure of the eccentric lifting platform of system is not compact enough, the problem of stability difference.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of lifting structure of eccentric lifting platform, packet Fixed frame is included, reduction gearbox, one end output shaft of the reduction gearbox and driving are fixedly installed at the center of the fixed frame The output shaft of motor is fixedly connected, and the other end output shaft fixing sleeve of the reduction gearbox is equipped with small synchronous pulley, the small synchronization Belt wheel is connect by belt with big synchronous pulley, and the big synchronous pulley fixation is set in shaft, the shaft rotation setting On bearing block, and the end fixing sleeve of the shaft is equipped with swing arm, is provided with eccentric wheel in the swing arm, the eccentric wheel with Support wheel abuts, and the support wheel is rotatably arranged on mounting rack, and the mounting rack is fixed at the bottom of lifting frame.

Preferably, the side of the fixed frame is fixedly installed support plate, is fixedly installed at the top of the support plate Guide sleeve, the guide sleeve is interior inserted with guide rod, and the guide rod is fixed at the side of lifting frame.

Preferably, there are four the support plate settings, four support plates are rectangular to be uniformly arranged on fixed frame Surrounding side on.

Preferably, the side of the fixed frame is also fixedly installed connecting plate, the bottom fixed setting of the connecting plate There is bottom plate, the connecting plate is provided with eight, and eight connecting plates are equidistantly symmetricly set on the two sides of fixed frame, and institute The height for stating bottom plate is less than the height of fixed frame.

Preferably, the driving motor and bearing block are fixed on fixed frame.

Preferably, there are two the shaft settings, two shafts are symmetricly set on the upper and lower ends of fixed frame, and The equal fixing sleeve in the both ends of the shaft is equipped with swing arm.

Preferably, the edge of the support wheel is provided with track, abuts in the eccentric wheel insertion track with support wheel.

(3) beneficial effect

The utility model provides a kind of lifting structure of eccentric lifting platform, have it is following the utility model has the advantages that

(1) when the utility model is used, reduction gearbox rotation is driven by midway drive motor, reduction gearbox drives small synchronous pulley Rotation, small synchronous pulley drive big synchronous pulley rotation, and big synchronous pulley drives shaft rotation, and shaft drives swing arm rotation, pendulum The rotation of armband movable eccentric wheel, eccentric wheel pumps, so that lifting frame be driven finally to realize elevating function, lifting frame It is to be guided by guidance set, the precision of lifting is the cooperation by guide sleeve and guide rod to guarantee.

(2) the utility model is driven by setting double output shaft, so that overall structure is beautiful, compact, is supported by setting Wheel, so that the lifting platform can support heavy duty.

(3) the utility model is not easy to shake by setting connecting plate and bottom plate so that whole device is stably placed on ground Dynamic, stable drive is high-efficient.

Detailed description of the invention

Fig. 1 is the utility model top view；

Fig. 2 is the utility model side view；

Fig. 3 is the utility model guide sleeve structure front view.

In figure: 1, fixed frame；2, reduction gearbox；3, driving motor；4, small synchronous pulley；5, belt；6, big synchronous pulley； 7, shaft；8, bearing block；9, swing arm；10, eccentric wheel；11, support wheel；12, mounting rack；13, lifting frame；14, support plate； 15, guide sleeve；16, guide rod；17, connecting plate；18, bottom plate.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

As shown in Figure 1-3, the utility model provides a kind of technical solution: a kind of lifting structure of eccentric lifting platform, including Fixed frame 1, is fixedly installed reduction gearbox 2 at the center of fixed frame 1, one end output shaft of reduction gearbox 2 and driving motor 3 Output shaft is fixedly connected, and the other end output shaft fixing sleeve of reduction gearbox 2 is equipped with small synchronous pulley 4, and small synchronous pulley 4 passes through belt 5 connect with big synchronous pulley 6, and the big fixation of synchronous pulley 6 is set in shaft 7, and shaft 7 is rotatably arranged on bearing block 8, driving Motor 3 and bearing block 8 are fixed on fixed frame 1, and the end fixing sleeve of shaft 7 is equipped with swing arm 9, and shaft 7 is arranged There are two, two shafts 7 are symmetricly set on the upper and lower ends of fixed frame 1, and the equal fixing sleeve in both ends of shaft 7 is equipped with swing arm 9, Eccentric wheel 10 is provided in swing arm 9, eccentric wheel 10 is abutted with support wheel 11, and the edge of support wheel 11 is provided with track, eccentric It is abutted in 10 insertion track of wheel with support wheel 11, by the way that support wheel 11 is arranged, so that the lifting platform can support heavy duty, support wheel 11 are rotatably arranged on mounting rack 12, and mounting rack 12 is fixed at the bottom of lifting frame 13, and the side of fixed frame 1 is fixed It is provided with support plate 14, the top of support plate 14 is fixedly installed guide sleeve 15, and guide sleeve 15 is interior inserted with guide rod 16, guiding Bar 16 is fixed at the side of lifting frame 13, and there are four the settings of support plate 14, and four support plates 14 are rectangular uniformly to be set It sets on the surrounding side of fixed frame 1, the side of fixed frame 1 is also fixedly installed connecting plate 17, the bottom of connecting plate 17 It is fixedly installed bottom plate 18, is not easy to shake so that whole device is stably placed on ground by setting connecting plate 17 and bottom plate 18 Dynamic, stable drive is high-efficient, and connecting plate 17 is provided with eight, and eight connecting plates 17 are equidistantly symmetricly set on fixed frame 1 Two sides, and the height of bottom plate 18 is less than the height of fixed frame 1.

In use, driving reduction gearbox 2 to rotate by midway drive motor 3, reduction gearbox 2 drives small synchronous pulley 4 to rotate, small same Step belt wheel 4 drives big synchronous pulley 6 to rotate, and big synchronous pulley 6 drives shaft 7 to rotate, and shaft 7 drives swing arm 9 to rotate, swing arm 9 Band movable eccentric wheel 10 rotates, and eccentric wheel 10 pumps, so that lifting frame 13 be driven finally to realize elevating function, lifting Frame 13 is guided by guidance set, and the precision of lifting is the cooperation by guide sleeve 15 and guide rod 16 to guarantee, It is driven by setting double output shaft, so that overall structure is beautiful, compact, by the way that support wheel 11 is arranged, so that the lifting platform can prop up Heavy duty is supportted, is not easy to shake so that whole device is stably placed on ground by setting connecting plate 17 and bottom plate 18, be driven Steadily, high-efficient.

It can to sum up obtain, the utility model passes through setting shaft 7, swing arm 9, support wheel 11, guide sleeve 15, guide rod 16 and bottom Plate 18, the lifting structure for solving traditional eccentric lifting platform is not compact enough, the problem of stability difference.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

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 (7)

1. a kind of lifting structure of eccentric lifting platform, including fixed frame (1), it is characterised in that: in the fixed frame (1) It is fixedly installed at the heart reduction gearbox (2), one end output shaft of the reduction gearbox (2) and the fixed company of the output shaft of driving motor (3) It connects, the other end output shaft fixing sleeve of the reduction gearbox (2) is equipped with small synchronous pulley (4), and the small synchronous pulley (4) passes through skin Band (5) is connect with big synchronous pulley (6), and big synchronous pulley (6) fixation is set on shaft (7), shaft (7) rotation It is arranged on bearing block (8), and the end fixing sleeve of the shaft (7) is equipped with swing arm (9), is provided on the swing arm (9) partially Heart wheel (10), the eccentric wheel (10) abut with support wheel (11), and the support wheel (11) is rotatably arranged on mounting rack (12), The mounting rack (12) is fixed at the bottom of lifting frame (13).

2. a kind of lifting structure of eccentric lifting platform according to claim 1, it is characterised in that: the fixed frame (1) Side be fixedly installed support plate (14), be fixedly installed guide sleeve (15), the guiding at the top of the support plate (14) It covers in (15) inserted with guide rod (16), the guide rod (16) is fixed at the side of lifting frame (13).

3. a kind of lifting structure of eccentric lifting platform according to claim 2, it is characterised in that: the support plate (14) sets There are four setting, on four rectangular surrounding sides for being uniformly arranged on fixed frame (1) of support plate (14).

4. a kind of lifting structure of eccentric lifting platform according to claim 1, it is characterised in that: the fixed frame (1) Side be also fixedly installed connecting plate (17), the bottom of the connecting plate (17) is fixedly installed bottom plate (18), the connection Plate (17) is provided with eight, and eight connecting plates (17) are equidistantly symmetricly set on the two sides of fixed frame (1), and the bottom The height of plate (18) is less than the height of fixed frame (1).

5. a kind of lifting structure of eccentric lifting platform according to claim 1, it is characterised in that: the driving motor (3) It is fixed on fixed frame (1) with bearing block (8).

6. a kind of lifting structure of eccentric lifting platform according to claim 1, it is characterised in that: shaft (7) setting There are two, two shafts (7) are symmetricly set on the upper and lower ends of fixed frame (1), and the both ends of the shaft (7) are solid Surely swing arm (9) are arranged with.

7. a kind of lifting structure of eccentric lifting platform according to claim 1, it is characterised in that: the support wheel (11) Edge is provided with track, abuts in eccentric wheel (10) the insertion track with support wheel (11).