CN217972327U - Lead screw type crane trolley - Google Patents

Abstract

The utility model provides a lead screw type crane trolley, including backup pad, lifting unit, get the article, absorb subassembly and power supply unit, lifting unit sets up in one side of backup pad, it is located the opposite side of backup pad to get the article, it sets up with the horizontal plane is perpendicular to get article and lifting unit and be connected to make it move up and down to the preset position and get and wait to get the article to get the article, power supply unit sets up in the backup pad, lifting unit and power supply unit electric connection, absorb subassembly setting in the backup pad, and absorb the subassembly and be close to and get the article, a motion state for obtaining crane trolley, the structure of getting the article of solving current hoist is complicated, it is loaded down with trivial details to get the article, accident easily appears; the noise is high in the working state, and the environment is polluted; meanwhile, the positioning and the moving are carried out through human eyes, so that unavoidable unstable factors exist, danger is easily caused by misjudgment, and the problem of low working efficiency is caused.

Description

Lead screw type crane trolley

Technical Field

The utility model belongs to the technical field of the hoist, concretely relates to lead screw type monkey.

Background

The existing crane is a device for moving a heavy object in a certain distance space, when a hook assembly of the traditional crane is used, a hook stays near the heavy object, after the hook and a rope are hooked manually, a baffle on the inner side of the hook in a J-shaped structure protects the rope, and automatic grappling of the crane is realized; in the transportation process, heavy objects move up and down through the pulley block, and the operation is manually performed; when the heavy object is unloaded, the baffle is pushed inwards manually, and the rope is taken out, so that the automatic unhooking of the crane is completed.

Wuhagang, panyanhong, step surpass the control system and the key technology [ J ] jack-up transport machinery, 2018 (05): 69-72 it discloses to different article such as bulk cargo, case, bundle, book, need research the production situation, the application condition of all kinds of load handling devices, research and development is fit for the automatic load handling device that intelligent crane used, confirms the automation of all kinds of article and gets the thing technical scheme. Comprises a lifting hook, a C-shaped hook, an electromagnetic chuck, a vacuum chuck, a pallet fork, a clamp, a hanging beam, a box-type lifting appliance, a tank, a grab bucket, a gripping apparatus and the like. The structure is relatively complex and inconvenient to work. Second, dawn wave, xu his 2815638, shallow talk of noise problems and solutions for electric single-beam cranes [ J ] chinese plant engineering, 2018 (11): 46-47, which discloses that the following noises may occur when the crane is powered on: the noise reduction device comprises (1) motor noise, (2) gear noise, (3) wheel friction noise and (4) noise caused by irregular installation and manufacture. The crane has a noisy environmental pollution. And secondly, cheng ming tower crane falling accident technical analysis [ J ]. Heilongjiang scientific and technical information, 2009 (33): 25, which discloses that because the automobile crane is positioned outside a building and is unclear, the gravity center of a lifting point of an automobile crane lifting hook and the gravity center of a lifting object are not on the same vertical line due to the unbalance of a side-mounted suspended cab of a rotary platform assembly, a sling binding method and the like, namely the lifting point is not correct, the lifting weight (referring to the rotary platform) is difficult to be in a stable balance state, the working efficiency of the crane is low, and accidents are easy to occur. In summary, the problems in the above-mentioned published documents are the problems that need to be solved by the crane.

Disclosure of Invention

Therefore, the technical problem to be solved by the utility model is to provide a lead screw type crane trolley, which can solve the problems of complex structure, complex fetching and easy occurrence of accidents of the existing crane; the noise is high in the working state, and the environment is polluted; meanwhile, the positioning and the moving are carried out through human eyes, so that unavoidable unstable factors exist, danger is easily caused by misjudgment, and the problem of low working efficiency is caused.

In order to solve the problems, the utility model provides a lead screw type crane trolley, which comprises a support plate, a lifting component, an object taking part, an intake component and a power supply device, wherein the lifting component is arranged on one side of the support plate, the object taking part is positioned on the other side of the support plate, the axis of the object taking part is vertically arranged with the horizontal plane, the object taking part is connected with the lifting component so as to enable the object taking part to move up and down to a preset position to take an object to be taken, and the power supply device is arranged on the support plate;

the shooting assembly is arranged on the supporting plate, is close to the object to be shot and is used for obtaining the motion state of the crane trolley, and is electrically connected with the power supply device;

lifting unit includes ball screw, remove the seat, mechanical bar, connecting piece and step motor, ball screw sets up the one side in the backup pad perpendicularly, ball screw's one end and backup pad are connected, ball screw's the other end and step motor are connected, step motor is connected with the backup pad through the connecting piece, remove seat and ball screw threaded connection, and remove seat and connecting piece sliding connection, mechanical bar's one end is connected with removing the seat, mechanical bar's the other end is connected and is got the article, step motor and power supply unit electric connection.

Optionally, the ball screw is connected with the support plate through a first bearing piece, the ball screw and the stepping motor are connected through a second bearing piece, a coupler and a motor connecting piece from bottom to top in sequence, and the motor connecting piece is connected with the first bearing piece through a connecting piece.

Optionally, the mechanical rod and get and connect through the copper post between the thing piece, and the mechanical rod with get the contained angle department between the thing piece and be connected through the fixed block, the contained angle department between mechanical rod and the removal seat is connected through the bracing piece.

Optionally, a first counterweight body and a second counterweight body are arranged on the supporting plate, wherein the first counterweight body is arranged close to the lifting assembly, and the second counterweight body is arranged close to the object taking device.

Optionally, one side that the backup pad is close to getting the article is provided with prevents turning over the board, and the subassembly of ingesting includes camera and singlechip, and the singlechip setting is in the backup pad, and the middle one side installation camera that is close to getting the article of preventing turning over the board, camera and singlechip signal connection.

Optionally, the crane trolley further comprises a plurality of moving assemblies, the moving assemblies are symmetrically arranged on two sides of the supporting plate, each moving assembly comprises a power part, a bearing and a universal wheel, the power parts are symmetrically arranged on two sides of the supporting plate, the output ends of the power parts are connected with the universal wheels through the bearings, and the power parts are electrically connected with the power supply device.

Optionally, the structural shape of the object is hook-shaped, and the hook is provided with straight teeth.

Advantageous effects

The embodiment of the utility model provides a lead screw type crane trolley, drive ball screw through step motor and rotate, remove the seat and can only up-and-down linear motion under the connecting piece effect, when needing to predetermine the position and replace when getting the thing, remove seat downstream, when getting to replace when getting the thing, remove seat upstream promptly, later rotate under the drive of power part through the universal wheel, crane trolley moves to and replaces the position of getting the thing and placing, replace and get thing easy operation, can avoid replacing and get the thing damage, avoid appearing the accident, whole process is recorded through the camera, reach for the singlechip, and then realize crane trolley real-time supervision, ensure the operating condition of dolly, avoid the people's eye to fix a position, the wrong judgement easily appears, and avoid artifical the participation, can not carry out work in succession, need shut down, and the work efficiency is improved. The innovative lifting component structure connected through the single arm can make the operation of the machine simpler, and under the condition of reducing the running cost, the running efficiency is basically unchanged, and the simpler running mode makes the speed of the crane highly improved. The lifting component has small working noise and less errors in the movement process, and the rejection rate of the crane is reduced. Through the control mode of autonomic order, adopted full-automatic type control mode, get thing transport merogenesis design, improve operating stability, the practicality is very strong. The human eyes are prevented from being positioned, errors are reduced, the shutdown time is reduced, continuous work can be realized, and the work efficiency is improved. In addition, in the aspect of getting the thing and shifting, utilize lead screw guide rail, adopt unique elevating gear to fuselage self control direction of grabbing has still guaranteed stability when guaranteeing efficiency, and the special universal wheel of collocation again, the performance in the aspect of the work is unusual.

The utility model has the advantages that:

1. adopt lifting unit, through the ball screw that sets up in the backup pad, ball screw drives mechanical rod oscilaltion, and control dolly mechanical rod gets the article hook and gets the goods along bearing steel wire rail motion, and the shape of hook has guaranteed that the target object can not drop at the removal in-process, simple structure, convenient to use, and the during operation noise is little, pollution-free.

2. Through the camera in the shooting subassembly, satisfy the needs in the aspect of the vision, simultaneously through the singlechip, be responsible for the control system of whole dolly. The destination of the intelligent trolley is accurately found, inevitable unstable factors generated when the intelligent trolley moves and grabs heavy objects through positioning by human eyes are avoided, and danger caused by misjudgment is reduced.

3. Through four universal wheels in the movable assembly, the trolley can move towards different directions, the moving speed is high, and the working efficiency is improved.

Drawings

Fig. 1 is a schematic view of a main view structure of a lead screw type crane trolley according to an embodiment of the present invention;

fig. 2 is a left side view structural schematic diagram of the screw-type crane trolley according to the embodiment of the present invention;

fig. 3 is a schematic top view of the lead screw type crane trolley according to the embodiment of the present invention;

fig. 4 is a schematic front view of the lifting assembly according to the embodiment of the present invention;

fig. 5 is a left side view schematic structure diagram of the lifting assembly of the embodiment of the present invention.

The reference numerals are represented as:

1. a support plate; 2. a lifting assembly; 20. a ball screw; 21. a movable seat; 22. a mechanical lever; 23. a connecting member; 24. a stepping motor; 3. taking an object; 4. an intake assembly; 40. a camera; 41. a single chip microcomputer; 5. a power supply device; 6. a first bearing piece; 7. a second bearing plate; 8. a coupling; 9. connecting a motor sheet; 10. a fixed block; 11. a support bar; 12. a first counterweight body; 13. a second counterweight body; 14. the plate is prevented from turning over; 15. a power member; 16. a bearing; 17. a universal wheel.

Detailed Description

Referring to fig. 1 to 5 in combination, according to an embodiment of the present invention, a lead screw crane trolley, please refer to fig. 1 and 2, includes a supporting plate 1, a lifting component 2, a fetching component 3, a fetching component 4 and a power supply device 5, wherein the lifting component 2 is disposed on one side of the supporting plate 1, the fetching component 3 is disposed on the other side of the supporting plate 1, an axis of the fetching component 3 is perpendicular to a horizontal plane, the fetching component 3 is connected with the lifting component 2, so that the fetching component 3 moves up and down to a preset position to fetch an object to be fetched, the power supply device 5 is disposed on the supporting plate 1, and the lifting component 2 is electrically connected with the power supply device 5; the shooting component 4 is arranged on the supporting plate 1, the shooting component 4 is close to the object taking object 3 and used for obtaining the motion state of the crane trolley, and the shooting component 4 is electrically connected with the power supply device 5. The utility model discloses a lifting unit 2 drives and gets 3 up-and-down motion of article, gets article 3 and gets and wait to get the thing in predetermineeing the position, through backup pad 1 as supporting with fixed, realizes conveniently getting and waits to get the thing, improves and gets the work efficiency who waits to get the thing, simple structure facilitates the use, and the noise is little during the simultaneous movement, pollution-free. The working motion state of the crane trolley is obtained through the pickup assembly 4, the working state of the crane trolley is monitored in real time, positioning by human eyes is avoided, the wrong judgment rate is reduced, and the working efficiency is improved.

Furthermore, the supporting plate 1 is a bottom plate, and the supporting plate 1 is made of aluminum alloy sections, so that the whole trolley is more stable.

Further, the size of the support plate 1 is 550mm in length, 350mm in width and 3-5mm in thickness, and is formed by laser cutting of an aluminum alloy plate 600 mm in length and 400 mm in width.

Furthermore, lifting unit 2 is fixed in one side of the upper surface of backup pad 1, and the article 3 of getting is connected to lifting unit 2's one end, and the axis of getting article 3 is all the time mutually perpendicular with the horizontal plane, is convenient for get and treats the thing. Drive through lifting unit 2 and get article 3 and get and wait to get the thing, it is convenient to get the thing, avoids causing to wait to get the thing damage, easy operation snatchs the precision height simultaneously.

Furthermore, the shooting component 4 is respectively arranged on the turnover preventing plate 14 and in the supporting plate 1 and is close to the object 3, so that the object 3 and the movement state of the crane trolley can be conveniently obtained. Further avoiding danger caused by judgment errors and improving the working efficiency of the crane trolley.

Further, power supply unit 5 is the battery, for the whole power that provides of monkey, and lifting unit 2 and absorb subassembly 4 all with battery electric connection. The power supply device 5 is installed on the upper surface of the support plate 1 while being easily replaced.

Furthermore, the structural shape of the object 3 is in a hook shape, and straight teeth are arranged on the hook, so that the firmness of fetching is improved. Wherein, the structure shape of the fetching piece 3 is C-shaped.

Furthermore, the mechanical rod 22 and the fetching piece 3 are connected through a copper column, so that the connection strength is enhanced.

Referring to fig. 1, the lifting assembly 2 includes a ball screw 20, a moving seat 21, a mechanical rod 22, a connecting member 23 and a stepping motor 24, the ball screw 20 is vertically disposed on one side of the supporting plate 1, one end of the ball screw 20 is connected to the supporting plate 1, the other end of the ball screw 20 is connected to the stepping motor 24, the stepping motor 24 is connected to the supporting plate 1 through the connecting member 23, the moving seat 21 is in threaded connection with the ball screw 20, the moving seat 21 is slidably connected to the connecting member 23, one end of the mechanical rod 22 is connected to the moving seat 21, the other end of the mechanical rod 22 is connected to the object 3, and the stepping motor 24 is electrically connected to the power supply device 5. The ball screw 20 is driven to rotate through the stepping motor 24, the moving seat 21 is driven to move up and down, and the object 3 on the mechanical rod 22 moves up and down to achieve the purpose that the object 3 is taken at a preset position to be taken. Simple structure facilitates the use, directly gets to predetermineeing the position simultaneously and treats the thing, not only improves the efficiency of getting the thing, avoids the complicated thing process of getting simultaneously, damages and treats the thing.

Further, referring to fig. 2, the ball screw 20 is installed on the right side of the supporting plate 1, that is, the object 3 is located on the left side of the supporting plate 1. Step motor 24 produces driving torque as the power supply, controls ball screw's rotational speed, also can let ball screw carry out the auto-lock simultaneously, has not only avoided the critical problem of rotational speed that appears when rotating, and the while during operation noise is little, also can form the auto-lock, and simple structure is smooth and easy during the operation, improves the stability of getting the thing.

Further, referring to fig. 4 and 5, the stepping motor 24 is located above the supporting plate 1 and connected to the supporting plate 1 through the ball screw 20, and the motor connecting piece 9 is connected below the stepping motor 24, so as to change the internal wiring of the stepping motor 24. The coupling 8 is arranged below the motor connecting piece 9, plays a role in transmitting torque and can be used as a safety device, the second bearing piece 7 is connected below the coupling 8, and the coupling 8 further plays a role in connecting the upper motor connecting piece 9 and the lower second bearing piece 7.

Further, the second bearing piece 7 is a stable bearing piece for protecting the ball screw 20.

Furthermore, the connecting member 23 is a bearing steel wire rail, and the right side of the movable base 21 is slidably embedded into the bearing steel wire rail, so that the connecting member 23 is ensured to move only up and down linearly under the driving of the ball screw 20. The second bearing plate 7 and the connecting member 23 serve to protect the ball screw 20 therebelow, and the ball screw 20 and the connecting member 23 are fixed to the upper surface of the support plate 1 by the first bearing plate 6. The first bearing sheet 6 not only plays a supporting role, but also reduces the friction loss of the ball screw 20 and improves the transmission efficiency.

Furthermore, the ball screw 20 is connected with a moving seat 21 through a screw thread, wherein the moving seat 21 is a nut and nut seat, the moving seat 21 can move up and down on the ball screw 20, one end of a mechanical rod 22 is fixedly connected with the moving seat 21, and the other end of the mechanical rod 22 is fixedly connected with the object fetching piece 3. Wherein the mechanical rod 22 has a parallelogram shape.

Furthermore, the corner between the mechanical rod 22 and the movable base 21 is reinforced and fixed by the support rod 11. The included angle between the mechanical rod 22 and the fetching piece 3 is reinforced and fixedly connected through the fixing block 10. The fixing blocks 10 and the support rods 11 are triangular in structural shape, so that the installation and the fixing are facilitated.

Furthermore, the ball screw 20 improves the operation efficiency, and can achieve better motion effect with relatively small driving torque, thereby saving labor and having higher motion precision.

Further, the running of the ball screw 20 drives the moving seat 21 to run, a box body with the overall dimension of 280mm multiplied by 160mm multiplied by 150mm and the weight of 1.1kg can be carried at one time by taking the object 3, and a lifting belt with the width of 15mm is arranged on the upper surface of the box body.

Further, referring to fig. 3, a first counterweight 12 and a second counterweight 13 are mounted on the support plate 1, and since the ball screw 20 is located on the right side of the support plate 1, the object-taking member 3 is located on the left side of the support plate 1, that is, the first counterweight 12 is mounted on the right side of the ball screw 20, so that the support plate 1 can be always in a balanced state when the object-taking is replaced. The second weight 13 is mounted on the upper surface of the support plate 1, and also for ensuring the center of gravity of the support plate 1 to be stable.

Furthermore, the shooting component 4 comprises a camera 40 and a single chip microcomputer 41, the single chip microcomputer 41 is arranged in the supporting plate 1, the camera 40 is arranged in the middle of the anti-turning plate 14 close to the object taking part 3, and the camera 40 is in signal connection with the single chip microcomputer 41. The running state of the crane trolley is shot through the camera 40, an image is formed, the working state and the working position of the crane trolley are known, unavoidable unstable factors caused by positioning and moving through human eyes are avoided, and danger is easily caused by misjudgment. Meanwhile, the camera 40 avoids eye positioning, continuous work can be ensured, the downtime is reduced, and the working efficiency of the trolley is improved.

Further, the camera 40 provides a vision system for the whole trolley and transmits the vision system to the single chip 41 to grasp and release the object and move the crane trolley, and the single chip 41 is used for controlling the whole trolley. The camera 40 recognizes the object ahead and determines whether or not the object reaches the target place. The first and second balance weights 12 and 13 ensure the stability of the center of gravity and also the stability of the camera 40.

Furthermore, the left side of the supporting plate 1 is provided with the anti-turning plate 14, which is used for installing the camera 40 and protecting the single chip microcomputer 41, so that the safety is improved, the imaging is more stable and clear, and the camera 40 has the capability of supporting and acquiring huge data volume.

Referring to fig. 2, the crane trolley further includes a plurality of moving assemblies, the plurality of moving assemblies are symmetrically disposed on two sides of the supporting plate 1, each moving assembly includes a power member 15, a bearing 16 and a universal wheel 17, the power members 15 are symmetrically mounted on two sides of the supporting plate 1, an output end of the power member 15 is connected with the universal wheel 17 through the bearing 16, and the power member 15 is electrically connected with the power supply device 5. The universal wheels 17 are driven by the power part 15 to move, and then the crane trolley moves.

Furthermore, the power part 15 is a motor, and the universal wheel 17 is driven by the motor to move, so that the movement speed of the crane trolley can reach 0.8-1.5 m/s.

Further, a plurality of removal subassemblies have all been set up to the both sides of backup pad 1, and wherein, one side of backup pad 1 has set up two removal subassemblies, two power parts 15 promptly, and a universal wheel 17 is all connected to every power part 15, and power part 15 provides electric power. Wherein the bearing 16 serves as a lubrication protection.

Further, the number of the power members 15 is 4, and the number of the power members 15 and the number of the universal wheels 17 are in one-to-one correspondence. But are not limited to this number.

Further, the power part 15 and the stepping motor 24 are all controlled by the ROBOMASTER electric-regulation center plate 2 in a full-automatic mode. The model in the embodiment of the utility model is selected for use, but is not limited to this type, the model of step motor 24 is 57HS2A76-304, the model of the motor of power part 15 is JGA25-371, the model of bearing 16 is 2LH-52, the model of ball screw 20 is BLR2020-3.6.

The utility model discloses a ball screw 20 in backup pad 1 rotates under step motor 24's drive, and then under the effect through connecting piece 23, remove seat 21 up-and-down motion, when needing to predetermine the position and replace when getting the thing, remove seat 21 down-motion, when getting to replace when getting the thing, remove seat 21 up-and-down motion promptly, later rotate under the drive of power part 15 through universal wheel 17, the monkey removes to replace and gets the position that the thing was placed, replace and get thing easy operation, can avoid replacing and get the thing damage, avoid appearing the accident, whole process is recorded through camera 40, reach and give singlechip 41, and then realize crane trolley real-time supervision, ensure the operating condition of dolly, avoid the people's eye to fix a position, the wrong judgement easily appears, and avoid artifical the participation, can not carry out work in succession, need shut down, and the work efficiency is improved.

It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.

Claims (7)

1. A screw rod type crane trolley is characterized by comprising a supporting plate (1), a lifting component (2), a fetching piece (3), a taking component (4) and a power supply device (5), wherein the lifting component (2) is arranged on one side of the supporting plate (1), the fetching piece (3) is positioned on the other side of the supporting plate (1), the axis of the fetching piece (3) is perpendicular to the horizontal plane, the fetching piece (3) is connected with the lifting component (2) so that the fetching piece (3) moves up and down to a preset position to fetch objects to be fetched, and the power supply device (5) is arranged on the supporting plate (1);

the shooting component (4) is arranged on the supporting plate (1), the shooting component (4) is close to the object taking object (3) and used for obtaining the motion state of the crane trolley, and the shooting component (4) is electrically connected with the power supply device (5);

lifting unit (2) include ball screw (20), remove seat (21), mechanical pole (22), connecting piece (23) and step motor (24), ball screw (20) set up the one side in backup pad (1) perpendicularly, the one end and backup pad (1) of ball screw (20) are connected, the other end and step motor (24) of ball screw (20) are connected, step motor (24) are connected with backup pad (1) through connecting piece (23), remove seat (21) and ball screw (20) threaded connection, and remove seat (21) and connecting piece (23) sliding connection, the one end of mechanical pole (22) is connected with removing seat (21), the other end of mechanical pole (22) is connected and is got article (3), step motor (24) and power supply unit (5) electric connection.

2. Screw-type crane trolley according to claim 1, characterized in that the ball screw (20) is connected to the support plate (1) by means of a first bearing plate (6), the ball screw (20) is connected to the stepping motor (24) in sequence from bottom to top via a second bearing plate (7), a coupling (8) and a motor connection plate (9), and the motor connection plate (9) is connected to the first bearing plate (6) by means of a connection member (23).

3. Screw-type crane trolley according to claim 1, characterized in that the mechanical rod (22) and the fetching member (3) are connected by copper columns, and the included angle between the mechanical rod (22) and the fetching member (3) is connected by a fixed block (10), and the included angle between the mechanical rod (22) and the movable seat (21) is connected by a support rod (11).

4. Screw-type crane trolley according to claim 1, characterized in that the support plate (1) is provided with a first counterweight (12) and a second counterweight (13), wherein the first counterweight (12) is arranged close to the lifting assembly (2) and the second counterweight (13) is arranged close to the object (3).

5. The lead screw type crane trolley according to claim 1, wherein an anti-turnover plate (14) is arranged on one side of the support plate (1) close to the object taking member (3), the shooting assembly (4) comprises a camera (40) and a single chip microcomputer (41), the single chip microcomputer (41) is arranged in the support plate (1), the camera (40) is arranged on one side of the anti-turnover plate (14) close to the object taking member (3), and the camera (40) is in signal connection with the single chip microcomputer (41).

6. Screw type crane trolley according to claim 1, further comprising a plurality of moving assemblies symmetrically arranged on the support plate (1) along the center of the support plate (1), each moving assembly comprising a power member (15), a bearing (16) and a universal wheel (17), wherein the power members (15) are symmetrically arranged on both sides of the support plate (1), the output end of the power member (15) is connected with the universal wheel (17) through the bearing (16), and the power member (15) is electrically connected with the power supply device (5).

7. Screw type crane trolley according to claim 1, wherein the fetching member (3) is hook shaped and provided with straight teeth.

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