CN216662364U

CN216662364U - Engineering machine tool rotary platform bearing structure

Info

Publication number: CN216662364U
Application number: CN202121499224.3U
Authority: CN
Inventors: 谢文河; 谢海滨
Original assignee: Quanzhou Sanqi Construction Machinery Co ltd
Current assignee: Quanzhou Sanqi Construction Machinery Co ltd
Priority date: 2021-07-03
Filing date: 2021-07-03
Publication date: 2022-06-03
Anticipated expiration: 2031-07-03

Abstract

The utility model discloses a supporting structure of a rotary platform of engineering machinery, which comprises a base, wherein a bracket is fixedly arranged on the outer surface of the lower end of the base, a spiral lifting mechanism for lifting is arranged on the outer surface of the upper end of the base, a transmission rod is arranged on the outer surface of the spiral lifting mechanism, a connecting rod is arranged at the other end of the transmission rod, a movable shaft is arranged at the other end of the connecting rod, a supporting plate is arranged at the upper end of the movable shaft, a placing plate is arranged on the outer surface of the upper end of the supporting plate, and fastening devices for fixing the rotary platform are arranged on two sides of the placing plate. According to the supporting structure of the engineering machinery rotating platform, the spiral lifting mechanism is arranged at the lower end of the supporting plate, and the driving rod and the connecting rod can be driven to move up and down after the driven gear is driven to rotate by the rotation of the motor, so that the supporting plate is lifted and lowered, the use is convenient, and a better use prospect is brought.

Description

Engineering machine tool rotary platform bearing structure

Technical Field

The utility model relates to the technical field of engineering machinery, in particular to a rotary platform supporting structure of engineering machinery.

Background

The slewing bearing is a novel mechanical part and comprises an inner ring, an outer ring, a rolling body and the like, and the slewing bearing is a large bearing capable of bearing comprehensive loads and can simultaneously bear larger axial and radial loads and overturning moments. The slewing bearing is also called a slewing bearing, and is also called as: rotary support and rotary support. In English, the characters are called sliding bearing, sliding ring bearing, turn table bearing and sliding ring. Slewing bearings are widely used in modern industry, and are important transmission parts necessary for machines which need to perform relative slewing motion between two objects and simultaneously bear axial force, radial force and tilting moment. With the rapid development of the mechanical engineering industry, the slewing bearing engineering machinery and the light engineering machinery are widely applied.

Current rotary platform's bearing structure is mostly simple supporting platform, can't go up and down according to the user demand, and current rotary platform's bearing structure is mostly the welding with rotary platform, is not convenient for demolish, and the use of giving people has brought certain adverse effect, and for this reason, we provide an engineering machine tool rotary platform bearing structure.

SUMMERY OF THE UTILITY MODEL

The utility model provides a supporting structure of a rotary platform of engineering machinery, aiming at the problems in the prior art.

The utility model solves the technical problems through the following technical means:

the utility model provides an engineering machine tool rotary platform supporting structure, includes the base, the lower extreme fixed surface of base installs the support, the upper end surface of base is provided with the spiral elevating system who is used for going up and down, spiral elevating system's surface is provided with the transfer line, the other end of transfer line is provided with the connecting rod, the other end of connecting rod is provided with the loose axle, the upper end of loose axle is provided with the backup pad, the upper end surface of backup pad is provided with places the board, the both sides of placing the board are provided with the fastener that is used for fixed rotary platform, spiral elevating system includes motor and mount pad, the output shaft one end of motor is connected with the thread tooth, the inside of mount pad is provided with the connecting piece, the inside of connecting piece is provided with driven gear, be provided with the pivot between driven gear and the mount pad.

Furthermore, the motor is located the lower extreme surface of base, the mount pad is located the upper end surface of base, just the mount pad is connected with the upper end surface fixed connection of base, driven gear is through pivot and mount pad swing joint, driven gear and connecting piece fixed connection, the thread tooth is connected with the one end swing joint of the output shaft of motor, the thread tooth passes through the output shaft of motor and is connected with driven gear meshing.

Further, fastener includes the mounting panel, the upper end surface of mounting panel is provided with U type fixing base, the upper end fixed surface of U type fixing base installs the connecting block, the internal surface of U type fixing base is provided with the baffle, be provided with the bull stick between baffle and the connecting block, the outer surface of baffle has been seted up and has been dug the dead slot, the lower extreme internal surface of U type fixing base is provided with the bracing piece, the upper end of bracing piece is provided with the fixture block, the upper end fixed surface of fixture block installs and changes the handle.

Furthermore, the baffle is movably connected with the U-shaped fixing seat through the rotating rod, the supporting rod is fixedly connected with the inner surface of the lower end of the U-shaped fixing seat, the supporting rod penetrates through the hollowed groove, the clamping block is movably connected with the supporting rod, and the clamping block is movably connected with the hollowed groove through the supporting rod.

Furthermore, the connecting piece is fixedly connected with the transmission rod, the transmission rod is hinged with the connecting rod, and the other end of the connecting rod is movably connected with the supporting plate through a movable shaft.

Advantageous effects

Compared with the prior art, the utility model provides a supporting structure of an engineering machinery rotary platform, which has the following beneficial effects:

1. this engineering machine tool rotary platform bearing structure through being provided with spiral elevating system at the lower extreme of backup pad, can drive transfer line and connecting rod and do the up-and-down motion after driving driven gear through the motor rotation to realize the lift of backup pad, facilitate the use.

2. This engineering machine tool rotary platform supporting structure is provided with fastener through the upper end surface of placing the board, realizes through rotating the fixture block with the coincidence of excavation trench position and crisscross, and rethread rotating the baffle can be fixed and dismantle rotary platform, great improvement the convenience of rotary platform installation.

Drawings

Fig. 1 is a schematic overall structure diagram of a rotary platform support structure of an engineering machine according to the present invention.

Fig. 2 is a schematic overall plan structure diagram of a rotary platform support structure of an engineering machine according to the present invention.

Fig. 3 is an enlarged schematic view of a spiral lifting mechanism of a rotary platform supporting structure of an engineering machine according to the present invention.

Fig. 4 is a structural schematic diagram of the fastening device of the engineering machinery rotary platform supporting structure in the closing state.

Fig. 5 is a schematic structural diagram of a fastening device of a rotary platform supporting structure of an engineering machine according to the present invention when opened.

In the figure: 1. a base; 2. a support; 3. a spiral lifting mechanism; 301. a motor; 302. thread teeth; 303. A mounting seat; 304. a connecting member; 305. a driven gear; 306. a rotating shaft; 4. a transmission rod; 5. a connecting rod; 6. a movable shaft; 7. a support plate; 8. placing the plate; 9. a fastening device; 901. mounting a plate; 902. a U-shaped fixed seat; 903. connecting blocks; 904. a rotating rod; 905. a baffle plate; 906. digging a hollow groove; 907. a support bar; 908. a clamping block; 909. and (4) turning the handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in figure 1 of the drawings, in which, fig. 2 and 3 show, an engineering machinery rotary platform supporting structure, which comprises a base 1, a support 2 is fixedly installed on the outer surface of the lower end of the base 1, a spiral lifting mechanism 3 used for lifting is arranged on the outer surface of the upper end of the base 1, a transmission rod 4 is arranged on the outer surface of the spiral lifting mechanism 3, a connection rod 5 is arranged at the other end of the transmission rod 4, a movable shaft 6 is arranged at the other end of the connection rod 5, a support plate 7 is arranged at the upper end of the movable shaft 6, a placing plate 8 is arranged on the outer surface of the upper end of the support plate 7, fastening devices 9 used for fixing the rotary platform are arranged on two sides of the placing plate 8, the spiral lifting mechanism 3 comprises a motor 301 and a mounting seat 303, one end of an output shaft of the motor 301 is connected with a thread tooth 302, a connecting piece 304 is arranged inside the mounting seat 303, a driven gear 305 is arranged inside the connecting piece 304, and a rotating shaft 306 is arranged between the driven gear 305 and the mounting seat 303.

Motor 301 is located the lower extreme surface of base 1, and mount pad 303 is located the upper end surface of base 1, and mount pad 303 and the upper end surface fixed connection of base 1, driven gear 305 is through pivot 306 and mount pad 303 swing joint, driven gear 305 and connecting piece 304 fixed connection, the one end swing joint of the output shaft of thread tooth 302 and motor 301, thread tooth 302 is connected with driven gear 305 through the output shaft meshing of motor 301.

Through being provided with spiral elevating system 3 at the lower extreme of backup pad 7, rotate through motor 301 and drive thread tooth 302 and rotate, thread tooth 302 rotates and drives driven gear 305 and rotate the back and can drive transfer line 4 and connecting rod 5 and do the up-and-down motion to realize backup pad 7's lift, facilitate the use.

Example 2

As shown in fig. 1, 2, 4 and 5, a fastening device 9 is provided on the basis of embodiment 1, the fastening device 9 includes a mounting plate 901, a U-shaped fixing seat 902 is provided on an outer surface of an upper end of the mounting plate 901, a connecting block 903 is fixedly installed on an outer surface of an upper end of the U-shaped fixing seat 902, a baffle 905 is provided on an inner surface of the U-shaped fixing seat 902, a rotating rod 904 is provided between the baffle 905 and the connecting block 903, an hollowed groove 906 is formed on an outer surface of the baffle 905, a supporting rod 907 is provided on an inner surface of a lower end of the U-shaped fixing seat 902, a clamping block 908 is provided on an upper end of the supporting rod 907, and a rotating handle 909 is fixedly installed on an outer surface of an upper end of the clamping block 908.

The baffle 905 is movably connected with the U-shaped fixing seat 902 through the rotating rod 904, the supporting rod 907 is fixedly connected with the inner surface of the lower end of the U-shaped fixing seat 902, the supporting rod 907 penetrates through the hollow groove 906, the fixture block 908 is movably connected with the supporting rod 907, and the fixture block 908 is movably connected with the hollow groove 906 through the supporting rod 907.

The connecting piece 304 is fixedly connected with the transmission rod 4, the transmission rod 4 is hinged with the connecting rod 5, and the other end of the connecting rod 5 is movably connected with the supporting plate 7 through the movable shaft 6.

For embodiment 1 has increased fastener 9, is provided with fastener 9 through the both sides placing board 8, through rotating fixture block 908 realize with the coincidence and the crisscross of dug the slot 906 position, the rethread rotates baffle 905 and can fix and dismantle the rotary platform who places on the board 8, great improvement the convenience of rotary platform installation.

It is noted that, herein, relational terms such as first and second (a, b, etc.) and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides an engineering machine tool rotary platform bearing structure, includes base (1), the lower extreme external surface fixed mounting of base (1) has support (2), its characterized in that: the outer surface of the upper end of the base (1) is provided with a spiral lifting mechanism (3) used for lifting, the outer surface of the spiral lifting mechanism (3) is provided with a transmission rod (4), the other end of the transmission rod (4) is provided with a connecting rod (5), the other end of the connecting rod (5) is provided with a movable shaft (6), the upper end of the movable shaft (6) is provided with a support plate (7), the outer surface of the upper end of the support plate (7) is provided with a placing plate (8), two sides of the placing plate (8) are provided with fastening devices (9) used for fixing a rotary platform, the spiral lifting mechanism (3) comprises a motor (301) and a mounting seat (303), one end of an output shaft of the motor (301) is connected with a thread tooth (302), a connecting piece (304) is arranged inside the mounting seat (303), and a driven gear (305) is arranged inside the connecting piece (304), a rotating shaft (306) is arranged between the driven gear (305) and the mounting seat (303).

2. The supporting structure of the rotary platform of the engineering machinery as claimed in claim 1, wherein: motor (301) are located the lower extreme surface of base (1), mount pad (303) are located the upper end surface of base (1), just upper end surface fixed connection of mount pad (303) and base (1), driven gear (305) are through pivot (306) and mount pad (303) swing joint, driven gear (305) and connecting piece (304) fixed connection, the one end swing joint of the output shaft of thread tooth (302) and motor (301), thread tooth (302) are connected with driven gear (305) meshing through the output shaft of motor (301).

3. The engineering machine rotary platform supporting structure of claim 1, wherein: the fastening device (9) comprises a mounting plate (901), a U-shaped fixing seat (902) is arranged on the outer surface of the upper end of the mounting plate (901), a connecting block (903) is fixedly mounted on the outer surface of the upper end of the U-shaped fixing seat (902), a baffle (905) is arranged on the inner surface of the U-shaped fixing seat (902), a rotating rod (904) is arranged between the baffle (905) and the connecting block (903), an empty digging groove (906) is formed in the outer surface of the baffle (905), a supporting rod (907) is arranged on the inner surface of the lower end of the U-shaped fixing seat (902), a clamping block (908) is arranged on the upper end of the supporting rod (907), and a rotating handle (909) is fixedly mounted on the outer surface of the upper end of the clamping block (908).

4. The supporting structure of the rotary platform of the engineering machinery as claimed in claim 3, wherein: the baffle (905) is movably connected with the U-shaped fixed seat (902) through the rotating rod (904), the supporting rod (907) is fixedly connected with the inner surface of the lower end of the U-shaped fixed seat (902), the supporting rod (907) penetrates through the hollowed groove (906), the clamping block (908) is movably connected with the supporting rod (907), and the clamping block (908) is movably connected with the hollowed groove (906) through the supporting rod (907).

5. The supporting structure of the rotary platform of the engineering machinery as claimed in claim 1, wherein: the connecting piece (304) is fixedly connected with the transmission rod (4), the transmission rod (4) is hinged to the connecting rod (5), and the other end of the connecting rod (5) is movably connected with the supporting plate (7) through a movable shaft (6).