CN111792562A

CN111792562A - Lifting device and using method thereof

Info

Publication number: CN111792562A
Application number: CN202010743179.5A
Authority: CN
Inventors: 刘锋
Original assignee: Jilin Yizhao Technology Co ltd
Current assignee: Jilin Yizhao Technology Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2020-10-20

Abstract

A lifting device comprises a frame, the frame is divided into three layers, a short edge at one bottommost layer is provided with three transverse fixed pulleys, two cross beams at one side of the frame opposite to the transverse fixed pulleys are provided with two cylinder fixed plates for fixing a cylinder, one end of a cylinder piston rod is connected with the inside of the cylinder, the other end of the cylinder piston rod is connected with a cylinder connecting block, the cylinder connecting block is fixed on a movable pulley block, two lower pulley fixed plates and fixed pulleys are arranged on the frames at two sides of the long surface of the cylinder, two upper pulley fixed plates and fixed pulleys are arranged on an upper frame opposite to the lower pulley fixed plates, two height stop blocks are arranged at the left sides of the two upper pulley fixed plates, two guide rail fixed seats are arranged at the left sides of the two height stop blocks, two guide rail fixed seats are also arranged on a lower frame opposite to the two guide rail fixed seats, a sliding block is arranged in each guide rail, and a sliding block fixing seat is arranged on the inner side of each sliding block.

Description

Lifting device and using method thereof

Technical Field

The invention relates to a lifting device and a using method thereof, belonging to the field of production technical equipment.

Background

At present, the total weight of the full goods shelf is about 10Kg in production, and production line operators carry the goods shelf back and forth, so that the time consumption is long; because the production line has more girls, the physical consumption is relatively large; the goods shelves after full load are uniformly distributed by the material staff, and because the distribution is carried out by more than one shelf, the production line operator can take the goods shelves at will and cannot do the principle of first-in first-out; the goods shelf is carried back and forth, and the auxiliary tools (such as a storage rack, a back and forth transport vehicle and the like) have more expenses; most of the storage racks manufactured on the production line are not adjustable in height and do not accord with the principle of ergonomics.

Disclosure of Invention

In order to solve the defects and shortcomings, the invention provides a lifting device and a using method thereof.

The technical scheme adopted by the invention for solving the technical problem is as follows:

a lifting device is characterized by comprising a frame, the frame is divided into three layers, three transverse fixed pulleys are arranged on a short edge on one bottommost side, two air cylinder fixed plates are arranged on two cross beams of the frame on the opposite side to fix an air cylinder, one end of an air cylinder piston rod is connected with the inside of the air cylinder, the other end of the air cylinder piston rod is connected with an air cylinder connecting block, the air cylinder connecting block is fixed on a movable pulley block, two lower pulley fixed plates and fixed pulleys are arranged on the frames on the two sides of the long surface of the air cylinder, two upper pulley fixed plates and fixed pulleys are arranged on an upper frame opposite to the lower pulley fixed plates, two height stop blocks are arranged on the left sides of the two upper pulley fixed plates, two guide rail fixed seats are arranged on the left sides of the two height stop blocks, and two guide rail fixed seats are, two guide rails are arranged in four guide rail fixing seats, each guide rail is internally provided with a slide block, the inner side of each slide block is provided with a slide block fixing seat, a lifting support is fixed on the two slide block fixing seats, two lifting ring fixing blocks are arranged on two sides of the lifting support, a conveying plate is fixedly arranged on the lifting support, six conveying rollers and two connecting rods are arranged in the conveying plate, one end of the left side of the conveying plate is provided with a lifting baffle, two symmetrical buffer supports are arranged on a bottom connecting beam of a frame on the same straight line of the two lower guide rail fixing seats and are provided with buffers, and one end of each buffer with a buffer is aligned with a horizontal supporting end of the slide block fixing seat; the middle layer of the frame is provided with three conveying plates which are fixed side by side, each conveying plate is connected and fixed by a pair of fixed plate connecting blocks, the three conveying plates which are fixed side by side are higher and lower on the same straight line, and form an angle of 8-15 degrees with the horizontal line, the rightmost conveying plate is fixed on the frame by a connecting plate, the left side and the right side of the leftmost conveying plate are respectively provided with a stop pin which can move up and down, the stop pins move up and down through a bearing on a fixed bearing fixed plate, a rotating rod is driven to carry out lever motion by taking a pin shaft fixed on a rotating rod fixed block of a beam below the leftmost beam as a fulcrum, the distance of the rotating rod on the right side of the pin shaft is larger than that of the rotating rod on the left side of the pin shaft, so that the left stop pin can be in a rising state under the condition that the rotating rod is not stressed, and each stop pin has, a pressing block is arranged at the middle position below the right side of the lifting support and is opposite to the leftmost end of the rotating rod; the uppermost layer of the frame is provided with three conveying plates which are fixed side by side, and each conveying plate is connected and fixed by a pair of fixed plate connecting blocks, so that the right lower part and the left higher part of the three conveying plates which are fixed side by side are on a straight line and form an angle of 5-8 degrees with the horizontal line, the rightmost side above the frame is provided with a baffle frame, the leftmost side above the frame is provided with a hand-operated valve fixed plate, a hand-operated valve is fixed on the hand-operated valve fixed plate, and a height baffle plate is arranged on a cross beam below the left side of the conveying plate at the leftmost end; four caster wheels are fixed at four corners below the frame through four caster wheel plates; one end of a steel wire rope is connected to a lifting ring fixing block, passes through a pulley on an upper pulley fixing plate on the same side to a pulley on a lower pulley fixing plate on the same side, then passes through a pulley on the right side of the bottommost layer on the same side to bypass a pulley on the same side of a movable pulley block, then passes through a pulley in the middle of the right side of the bottommost layer, then passes through another pulley of the movable pulley block, then passes through a third pulley on the right side of the bottommost layer, then returns to a pulley on a lower pulley fixing plate on the other side, then passes through a pulley on an upper pulley fixing; the bottom of the shelf has an open structure sized to be passed by the stop pin and to stop the shelf from advancing.

A method for using a lifting device comprises the steps that when a conveying plate on a lifting support is located at the uppermost position, namely the rolling surface of the conveying plate on the lifting support is connected with the rolling surfaces of three fixed conveying plates which are inclined rightwards on the topmost layer of a frame, a rotating rod is in an unstressed state, so that a stopping pin on the left side is in a lifted state, a stopping pin on the right side is in a falling state, a first goods shelf filled with goods enters from the right side of the middle layer of the frame and moves leftwards on the rolling surface under the action of an inclination angle formed by the three fixed conveying plates by the self gravity, a second goods shelf filled with goods and a third goods shelf filled with goods follow up and fill up the middle layer of the frame 1, the first goods shelf is stopped on the leftmost conveying plate under the combined action of the stopping pin on the left side and a height baffle plate, and a movable pulley block is closest to an air cylinder; when the hand-operated valve is rotated, the air cylinder controls the position of the movable pulley block to be farthest away from the air cylinder, so that the conveying plate on the lifting support is lowered to the bottommost end, the descending of the lifting support is buffered through the buffer, the lifting support is prevented from being damaged due to the fact that the descending speed is too high, the pressing block on the lifting support can be pressed at the leftmost end, the rotating rod is in a state that the left end is lower than the right end, the stop pin on the left side is lowered while the stop pin on the right side is raised, the stop pin raised on the right side can just clamp the second goods shelf filled with goods and cannot slide, the first goods shelf filled with goods can continuously move to the left side under the action of gravity and the inclined surface and finally stays on the conveying plate on the lifting support, then the hand-operated valve is rotated, so that the air cylinder controls the position of the movable pulley block to be closest to, and stopping after the goods shelf rises to the highest point, pushing out the goods shelf filled with the goods to the right after the goods shelf is emptied by the operator on the left side, enabling the goods shelf to move to the right by self under the combined action of the gravity of the goods shelf and an inclined plane formed by three fixed conveying plates on the topmost layer of the frame, stopping by a blocking frame arranged on the rightmost side above the frame, taking out the goods shelf by the operator on the right side, filling the goods shelf again, putting the goods shelf into the middle layer of the frame, and repeating the steps.

The invention has the following beneficial effects: the carrying time is not needed, the working beat is improved, and the operator can work easily; the first production of the first-in product can be finished according to the feeding time of a material worker, and the first-in first-out principle is fully embodied; the number of the PCB frames stored in the previous storage rack is limited, the storage number is increased, and the product storage rack is replaced; the height can be stopped at any position, and an operator can adjust the operating height according to the height of the operator, so that the system accords with human-machine engineering; the empty box can be withdrawn after the full box material is automatically supplied.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a partial perspective view of the present invention;

fig. 4 is a partial perspective view of the present invention.

In the figure: 1. a frame; 2. a transfer plate; 3. a lifting support; 4. a connecting plate; 5. a fixed plate connecting block; 6. stopping the pin; 7. a hoisting ring fixing block; 8. briquetting; 9. a caster plate; 10. a conveying roller; 11. a hand-operated valve fixing plate; 12. a pin shaft; 13. a connecting rod; 14. a height block; 15. rotating the rod; 16. a stop pin connecting plate; 17. a bearing fixing plate; 18. a cylinder connecting block; 19. a cylinder fixing plate; 20. an upper sheave fixing plate; 21. a lower pulley fixing plate; 22. a slide block fixing seat; 23. a guide rail fixing seat; 24. a lifting baffle plate; 25. a fixing block for rotating the rod; 26. a height baffle; 27. a bumper bracket; 28. a pulley; 29. a caster wheel; 30. a cylinder; 31. a bearing; 32. manually pulling the valve; 33. a wire rope; 34. a cylinder piston rod; 35. a guide rail; 36. a slider; 37. a movable pulley block; 38. a buffer; 39. and (7) a shelf.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "horizontal", "inside", "outside", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Example 1

As shown in fig. 1 to 3, a lifting device comprises a frame 1, which is divided into three layers in the frame 1, wherein a short edge at one side of the bottommost layer is provided with three transverse fixed pulleys 28, two cross beams of the frame 1 at the opposite side are provided with two cylinder fixed plates 19 for fixing a cylinder 30, one end of a cylinder piston rod 34 is connected with the inside of the cylinder 30, the other end of the cylinder piston rod 34 is connected with a cylinder connecting block 18, the cylinder connecting block 18 is fixed on a movable pulley block 37, two lower pulley fixed plates 21 and fixed pulleys 28 are arranged on the frame 1 at two sides of the long surface of the cylinder 30, two upper pulley fixed plates 20 and fixed pulleys 28 are arranged on the upper frame 1 opposite to the lower pulley fixed plates 21, two height stoppers 14 are arranged at the left sides of the two upper pulley fixed plates 20, two guide rail fixed seats 23 are arranged at the left sides of the two height stoppers 14, two guide rail fixed seats 23 are also arranged on the lower, two guide rails are arranged in four guide rail fixing seats, a sliding block 36 is arranged in each guide rail, a sliding block fixing seat 22 is arranged on the inner side of each sliding block 36, a lifting support 3 is fixed on the two sliding block fixing seats 22, two lifting ring fixing blocks 7 are arranged on two sides of the lifting support 3, a conveying plate 2 is fixedly arranged on the lifting support 3, six conveying rollers 10 and two connecting rods 13 are arranged in the conveying plate 2, a lifting baffle plate 24 is arranged at one end of the left side of the conveying plate 2, two symmetrical buffer supports 27 are arranged on bottom connecting beams of the frame 1 on the same straight line of the two lower guide rail fixing seats 23 and are provided with buffers 38, and one end of each buffer 38 with a buffer is aligned with the horizontal supporting end of the sliding block fixing seat 22; three conveying plates 2 fixed side by side are arranged in the middle layer of a frame 1, each conveying plate 2 is fixedly connected through a pair of fixing plate connecting blocks 5, the three conveying plates 2 fixed side by side are higher at the right and lower at the left on a straight line and form an angle of 8-15 degrees with the horizontal line, the rightmost conveying plate 2 is fixed on the frame 1 through a connecting plate 4, stopping pins 6 capable of moving up and down are respectively arranged at the left side and the right side of the leftmost conveying plate 2, the stopping pins 6 move up and down through bearings 31 on fixed bearing fixing plates 17, a rotating rod 15 is used as a fulcrum to enable the rotating rod 15 to carry out lever motion by using a pin shaft 12 fixed on a rotating rod fixing block 25 of a leftmost lower cross beam as a fulcrum, the distance of the rotating rod 15 at the right side of the pin shaft 12 is larger than that of the rotating rod 15 at the left side of the pin shaft 12, and therefore, each stop pin 6 has enough length to prevent the stop pin from falling off from the bearing 31 under the condition of falling, a pressing block 8 is arranged at the middle position below the right side of the lifting bracket 3, and the pressing block 8 is opposite to the leftmost end of the rotating rod 15; the uppermost layer of the frame 1 is provided with three side-by-side fixed conveying plates 2, and each conveying plate 2 is fixedly connected by a pair of fixed plate connecting blocks 5, so that the right lower left of the three side-by-side fixed conveying plates 2 is higher than the left of the three side-by-side fixed conveying plates 2 on a straight line and forms an angle of 5-8 degrees with the horizontal line, the rightmost side above the frame 1 is provided with a baffle frame, the leftmost side above the frame 1 is provided with a hand-operated valve fixing plate 11, a hand-operated valve 32 is fixed on the hand-operated valve fixing plate 11, and a cross beam below the left side of the leftmost end conveying plate 2 is; four caster wheels 29 are fixed at four corners below the frame 1 through four caster wheel plates 9; one end of a steel wire rope 33 is connected to a lifting ring fixing block 7, passes through a pulley on an upper pulley fixing plate 20 on the same side to a pulley on a lower pulley fixing plate 21 on the same side, then passes through a pulley on the right side of the bottommost layer on the same side to a pulley on the same side of a movable pulley block 37, then passes through a pulley in the middle of the right side of the bottommost layer, then passes through a pulley on the lower pulley fixing plate 21 on the other side, then passes through a pulley on an upper pulley fixing plate 20 on the other side, and finally the other end of the steel wire rope 33 is connected to another lifting ring fixing block 7; the bottom of the shelf 39 has an open configuration sized to be passed by the stop pin 6 and to stop the shelf 39 from advancing.

The working principle is as follows: when the conveying plate 2 on the lifting support 3 is positioned at the uppermost position, namely the rolling surface of the conveying plate 2 on the lifting support 3 is connected with the rolling surfaces of the three fixed conveying plates 2 which are inclined rightwards on the topmost layer of the frame 1, the rotating rod 15 is in an unstressed state so that the stop pin at the left side is in a raised state and the stop pin at the right side is in a falling state, the first goods shelf filled with goods enters from the right side of the middle layer of the frame 1 and moves leftwards on the rolling surface under the action of the inclination angle formed by the three fixed conveying plates 2 by the self gravity, the second goods shelf filled with goods and the third goods shelf filled with goods follow up and fill up the middle layer of the frame 1, and the first goods shelf is stopped on the conveying plate 2 at the leftmost side under the combined action of the stop pin at the left side and the height baffle 26, and the movable pulley block 37 is closest to the air cylinder 30 at this; when the hand-operated valve 32 is rotated, the air cylinder 30 controls the position of the movable pulley block 37 to be farthest away from the air cylinder 30, so that the conveying plate 2 on the lifting support 3 is lowered to the bottommost end, the lowering of the lifting support 3 is buffered through the buffer 38, the damage of the lifting support 3 caused by the excessively high lowering speed is avoided, the pressing block 8 on the lifting support 3 can be pressed at the leftmost end of the pressing block 15, the rotating rod 15 is in a state of being low at the left side and high at the right side, the stop pin at the left side is lowered while the stop pin at the right side is raised, the stop pin raised at the right side just can block a second goods shelf filled with goods to be incapable of sliding, the first goods shelf filled with goods can continuously move to the left side under the action of gravity and the inclined surface and finally stop on the conveying plate 2 on the lifting support 3, then the hand-operated valve 32 is rotated, so that the air, the lifting ring fixing block 7 is pulled by the steel wire rope 33 to enable the goods shelf to ascend and stop after the goods shelf ascends to the highest point, the goods shelf filled with goods is emptied by an operator on the left side and then pushed out rightwards, the goods shelf is enabled to move rightwards automatically under the combined action of the gravity of the goods shelf and an inclined plane formed by three fixed conveying plates on the topmost layer of the frame 1, the goods shelf is stopped by a blocking frame arranged on the rightmost side above the frame 1, the operator on the right side takes out the goods shelf and fills the goods shelf again, and then the goods shelf is placed into the middle layer of the frame 1.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A lifting device is characterized by comprising a frame, the frame is divided into three layers, three transverse fixed pulleys are arranged on a short edge on one bottommost side, two air cylinder fixed plates are arranged on two cross beams of the frame on the opposite side to fix an air cylinder, one end of an air cylinder piston rod is connected with the inside of the air cylinder, the other end of the air cylinder piston rod is connected with an air cylinder connecting block, the air cylinder connecting block is fixed on a movable pulley block, two lower pulley fixed plates and fixed pulleys are arranged on the frames on the two sides of the long surface of the air cylinder, two upper pulley fixed plates and fixed pulleys are arranged on an upper frame opposite to the lower pulley fixed plates, two height stop blocks are arranged on the left sides of the two upper pulley fixed plates, two guide rail fixed seats are arranged on the left sides of the two height stop blocks, and two guide rail fixed seats are, two guide rails are arranged in four guide rail fixing seats, each guide rail is internally provided with a slide block, the inner side of each slide block is provided with a slide block fixing seat, a lifting support is fixed on the two slide block fixing seats, two lifting ring fixing blocks are arranged on two sides of the lifting support, a conveying plate is fixedly arranged on the lifting support, six conveying rollers and two connecting rods are arranged in the conveying plate, one end of the left side of the conveying plate is provided with a lifting baffle, two symmetrical buffer supports are arranged on a bottom connecting beam of a frame on the same straight line of the two lower guide rail fixing seats and are provided with buffers, and one end of each buffer with a buffer is aligned with a horizontal supporting end of the slide block fixing seat; the middle layer of the frame is provided with three conveying plates which are fixed side by side, each conveying plate is connected and fixed by a pair of fixed plate connecting blocks, the three conveying plates which are fixed side by side are higher and lower on the same straight line, and form an angle of 8-15 degrees with the horizontal line, the rightmost conveying plate is fixed on the frame by a connecting plate, the left side and the right side of the leftmost conveying plate are respectively provided with a stop pin which can move up and down, the stop pins move up and down through a bearing on a fixed bearing fixed plate, a rotating rod is driven to carry out lever motion by taking a pin shaft fixed on a rotating rod fixed block of a beam below the leftmost beam as a fulcrum, the distance of the rotating rod on the right side of the pin shaft is larger than that of the rotating rod on the left side of the pin shaft, so that the left stop pin can be in a rising state under the condition that the rotating rod is not stressed, and each stop pin has, a pressing block is arranged at the middle position below the right side of the lifting support and is opposite to the leftmost end of the rotating rod; the uppermost layer of the frame is provided with three conveying plates which are fixed side by side, and each conveying plate is connected and fixed by a pair of fixed plate connecting blocks, so that the right lower part and the left higher part of the three conveying plates which are fixed side by side are on a straight line and form an angle of 5-8 degrees with the horizontal line, the rightmost side above the frame is provided with a baffle frame, the leftmost side above the frame is provided with a hand-operated valve fixed plate, a hand-operated valve is fixed on the hand-operated valve fixed plate, and a height baffle plate is arranged on a cross beam below the left side of the conveying plate at the leftmost end; four caster wheels are fixed at four corners below the frame through four caster wheel plates; one end of a steel wire rope is connected to a lifting ring fixing block, passes through a pulley on an upper pulley fixing plate on the same side to a pulley on a lower pulley fixing plate on the same side, then passes through a pulley on the right side of the bottommost layer on the same side to bypass a pulley on the same side of a movable pulley block, then passes through a pulley in the middle of the right side of the bottommost layer, then passes through another pulley of the movable pulley block, then passes through a third pulley on the right side of the bottommost layer, then returns to a pulley on a lower pulley fixing plate on the other side, then passes through a pulley on an upper pulley fixing; the bottom of the shelf has an open structure sized to be passed by the stop pin and to stop the shelf from advancing.

2. The use method of the lifting device is characterized in that when the conveying plate on the lifting bracket is positioned at the uppermost position, that is, the rolling surface of the conveying plate on the lifting bracket is connected with the rolling surfaces of three fixed conveying plates which are inclined on the right side on the topmost layer of the frame, the rotating rod is in an unstressed state, so that the stop pin on the left side is in a raised state, the stop pin on the right side is in a falling state, the first goods shelf filled with goods enters from the right side of the middle layer of the frame and moves leftwards on the rolling surfaces under the action of the inclination angle formed by the three fixed conveying plates by the self gravity, the second goods shelf filled with goods and the third goods shelf filled with goods follow up and fill up the middle layer of the frame 1, under the combined action of the stop pin on the left side and the height baffle, the first goods shelf stays on the transmission plate on the leftmost side, and the movable pulley block is closest to the cylinder at the moment; when the hand-operated valve is rotated, the air cylinder controls the position of the movable pulley block to be farthest away from the air cylinder, so that the conveying plate on the lifting support is lowered to the bottommost end, the descending of the lifting support is buffered through the buffer, the lifting support is prevented from being damaged due to the fact that the descending speed is too high, the pressing block on the lifting support can be pressed at the leftmost end, the rotating rod is in a state that the left end is lower than the right end, the stop pin on the left side is lowered while the stop pin on the right side is raised, the stop pin raised on the right side can just clamp the second goods shelf filled with goods and cannot slide, the first goods shelf filled with goods can continuously move to the left side under the action of gravity and the inclined surface and finally stays on the conveying plate on the lifting support, then the hand-operated valve is rotated, so that the air cylinder controls the position of the movable pulley block to be closest to, and stopping after the goods shelf rises to the highest point, pushing out the goods shelf filled with the goods to the right after the goods shelf is emptied by the operator on the left side, enabling the goods shelf to move to the right by self under the combined action of the gravity of the goods shelf and an inclined plane formed by three fixed conveying plates on the topmost layer of the frame, stopping by a blocking frame arranged on the rightmost side above the frame, taking out the goods shelf by the operator on the right side, filling the goods shelf again, putting the goods shelf into the middle layer of the frame, and repeating the steps.