A kind of heavy load lifting gear of robot
Technical field
The utility model is related to technical field of mechanical automation more particularly to a kind of heavy load lifting gears of robot.
Background technology
Spanner forging forming process is that through beating, after Multi-step forming, deburring acquisition molding is pulled after heating metal stock
Hand.Therefore, spanner molding need to pass through multiple stations.Currently, when spanner produces, the conversion of station is by being accomplished manually, i.e. people
Work clamping blank is transferred to next station by a station.Not only labor intensity is big for this mode of production, high labor cost, Er Qiecun
In security risk.It is, thus, sought for a kind of can be by the robot of blank transfer station.
Spanner forging forming equipment includes descale equipment and multiple forging and stamping punching machines, the mobile difficulty of these equipment, if
It is then with high costs to purchase new equipment.Spanner blank has larger weight, and the pedestal load-bearing capacity of existing robot arm is poor, difficult
To meet the use in spanner production.
Utility model content
The purpose of this utility model is that proposing a kind of heavy load lifting gear of robot, have the characteristics that load is big.
For this purpose, the utility model uses following technical scheme:
A kind of heavy load lifting gear of robot, including guide rod, elevating mechanism, lifting motor and screw rod, elevator
Structure is slidably matched with guide rod, and lifting motor is connect with screw drive, and screw rod is sequentially connected with elevating mechanism;
Elevating mechanism includes elevating lever, lifting platform and lifting seat, and the top of elevating lever is fixedly connected with lifting platform, elevating lever
Bottom end be fixedly connected with lifting seat, lifting seat and screw rod are connected, and lifting seat is slidably matched with guide rod;
Guide rod and elevating lever are more.
Therefore, the setting of more guide rods and elevating lever can improve the load capacity of lifting platform;Using screw drive liter
Platform drops, while enhancing lifting platform movement precision, moreover it is possible to increase the load-bearing capacity of lifting platform.
Further, lifting motor is connected with driving pulley, and the bottom end of screw rod is equipped with passive belt wheel, driving pulley and driven
Transmission belt is arranged on belt wheel;
The bottom end of screw rod is provided with mounting plate, and rotatably on a mounting board, lifting motor is installed for installation for the bottom end of screw rod
Side on a mounting board, driving pulley, passive belt wheel and transmission belt are located at the lower section of mounting plate, and mounting plate is arranged on the guide bar.
Therefore, the installation of two belt wheels is realized by mounting plate, is realized the drive connection of lifting motor and screw rod, is also simplified
Device structure, each component layouts are more reasonable.
Further, further include pedestal and footstock, the bottom end of guide rod is fixedly connected with pedestal, the top and top of guide rod
Seat is fixedly connected, and the top of screw rod is connect with footstock, and elevating lever runs through footstock.
The setting of pedestal and footstock realizes the installation of guide rod and the guiding to elevating lever as a result, so that waits for elevator
Structure operation is more steady.
Further, guide rod and elevating lever have four so that the lifting gear have good load capacity and
Operate steadily degree.
Further, it is provided between mounting plate and pedestal mostly with supporting rod, to ensure the mounting stability of mounting plate,
So that lifting motor and screw rod installation are firm.
Further, the both ends of screw rod are both provided with cushion pad, and two cushion pads are divided into the both sides up and down of lifting seat.By
This, the setting of cushion pad can work as a buffer lifting pedestal.
Further, lifting seat is vertically provided with induction rod, and mounting plate is provided with corresponding with induction rod bottom end first
Sensor, footstock are provided with second sensor corresponding with induction rod top.The setting of two sensors can incude lifting seat
Position, and then pass through lifting motor limit lifting seat most position and lowest order.
Further, it is provided with rotary drive mechanism on lifting platform, to realize the rotation of lifting platform load bearing component.
Further, rotary drive mechanism includes electric rotating machine, driving member and coaxial speed reducer, and electric rotating machine passes through transmission
Part is sequentially connected with coaxial speed reducer.
The beneficial effects of the utility model are:The heavy load lifting gear of robot passes through more guide rods and elevating lever
Setting and use screw drive lifting platform, realize that load capacity is big, lifting distance precision is high, it made to be more suitable for spanner
Production.The heavy load lifting gear of robot also have the advantages that it is simple in structure, operate steadily, reliability it is high.
Description of the drawings
Fig. 1 is the structural schematic diagram of the heavy load lifting gear of the robot of the utility model one embodiment.
Wherein:Guide rod 11, elevating mechanism 12, lifting motor 13, screw rod 14, elevating lever 121, lifting platform 122, lifting seat
123, transmission belt 15, mounting plate 16, pedestal 17, footstock 18, induction rod 124, electric rotating machine 51, driving member 52, coaxial speed reducer
53, first sensor 161, second sensor 181.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific implementation mode further illustrates the technical solution of the utility model.
As shown in Figure 1, a kind of heavy load lifting gear 1 of robot includes guide rod 11, elevating mechanism 12, lifting motor
13 and screw rod 14, elevating mechanism 12 be slidably matched with guide rod 11, lifting motor 13 and screw rod 14 are sequentially connected, screw rod 14 with rise
Descending mechanism 12 is sequentially connected;
Elevating mechanism 12 includes elevating lever 121, lifting platform 122 and lifting seat 123, the top of elevating lever 121 and lifting platform
122 are fixedly connected, and the bottom end of elevating lever 121 is fixedly connected with lifting seat 123, and lifting seat 123 is connected with screw rod 14, lifting
Seat 123 is slidably matched with guide rod 11;
Third rotating device 5 is arranged on lifting platform 122, and guide rod 11 and elevating lever 121 are more.
Therefore, the setting of more guide rods 11 and elevating lever 121 can improve the load capacity of lifting platform 122;Using spiral shell
Bar 14 drives lifting platform 122, while enhancing the movement precision of lifting platform 122, moreover it is possible to increase the load-bearing energy of lifting platform 122
Power.
The both ends of screw rod 14 are both provided with cushion pad, and two cushion pads are divided into the both sides up and down of lifting seat 121.As a result,
The setting of cushion pad can work as a buffer lifting pedestal 121.
Lifting motor 13 is connected with driving pulley, and the bottom end of screw rod 14 is equipped with passive belt wheel, driving pulley and driven pulley
On be arranged with transmission belt 15;
The bottom end of screw rod 14 is provided with mounting plate 16, and the bottom end of screw rod 14 is rotatably mounted on mounting plate 16, lifting
Motor 13 is mounted on 16 upside of mounting plate, and driving pulley, passive belt wheel and transmission belt 15 are located at the lower section of mounting plate, mounting plate 16
Fixation is set on guide rod 11.Therefore, the installation of two belt wheels is realized by mounting plate 16, realizes lifting motor 13 and screw rod
14 drive connection, also simplified device structure, each component layouts are more reasonable.
Lifting gear 1 further includes pedestal 17 and footstock 18, and the bottom end of guide rod 11 is fixedly connected with pedestal 17, guide rod 11
Top be fixedly connected with footstock 18, the top of screw rod 14 is connect with footstock 18, elevating lever 121 run through footstock 18.17 He of pedestal
The setting of footstock 18 realizes the installation of guide rod 11 and the guiding to elevating lever 11 so that elevating mechanism operation is more steady.
It is provided between mounting plate 16 and pedestal 17 mostly with supporting rod, to ensure the mounting stability of mounting plate 16, into
And make lifting motor 13 and the installation of screw rod 14 firm.
Preferably, guide rod 11 and elevating lever 121 have four, so that the lifting gear 1 has load energy well
Power and the degree that operates steadily.
Preferably, the edge of lifting seat 123 is vertically provided with induction rod 124, and mounting plate 16 is provided with and 124 bottom of induction rod
Corresponding first sensor 161, footstock 18 is held to be provided with second sensor corresponding with 124 top of induction rod 181.Two pass
The setting of sensor can incude the position of lifting seat 123, and then limit the most position of lifting seat 123 and minimum by lifting motor 13
Position.
Rotary drive mechanism 5 is arranged on lifting platform 122, to realize the rotation of 122 load bearing component of lifting platform.Rotation is driven
Motivation structure 5 includes electric rotating machine 51, driving member 52 and coaxial speed reducer 53, and electric rotating machine 51 passes through driving member 52 and coaxial speed-down
Device 53 is sequentially connected.
3rd sensor is provided on lifting platform 122, the bottom for the swivel plate that rotary drive mechanism 5 drives is provided with two
Sensing post with certain distance, sensing post are matched with 3rd sensor, the rotation position for incuding swivel plate 21.
The technical principle of the utility model is described above in association with specific embodiment.These descriptions are intended merely to explain this reality
With novel principle, and it cannot be construed to the limitation to scope of protection of the utility model in any way.Based on the explanation herein,
Those skilled in the art would not require any inventive effort the other specific implementation modes that can associate the utility model,
These modes are fallen within the scope of protection of the utility model.