Bridge type stacking machine

Abstract

The utility model discloses a bridge type stacker, which relates to the technical field of stackers and comprises a bearing frame, two guide rail beams are fixedly connected to the left and right parts of the upper part of the inner wall of the bearing frame, a moving mechanism is movably connected to the upper parts of the two guide rail beams, and protective fences are fixedly connected to the front and rear parts of the moving mechanism. The upper portion of the moving mechanism is fixedly connected with a positioning mechanism, and the bottom of the positioning mechanism is rotationally connected with a goods taking mechanism. According to the bridge type stacking machine, the guide rail wheels can be driven to rotate by starting the first motor, then the second connecting frame is driven to move front and back on the guide rail beam, the movable frame can be driven to move towards the left side and the right side by starting the second motor, meanwhile, the arranged second rolling wheels can be driven, and therefore the bridge type stacking machine can move back and forth. And the stability of the whole mechanism during front-back and left-right movement is guaranteed, the better positioning effect is achieved, and the better goods taking and placing efficiency is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of stackers, in particular to a bridge stacker. Background Art

[0002] A stacker is a kind of machinery commonly used in many warehouse managements, mainly used for stacking and picking up goods, so as to reduce the labor intensity of manual goods stacking or picking up. It is convenient, can improve the work efficiency of goods management, and can reduce the frequency of staff injuries. A bridge stacker is one form of stackers.

[0003] For example, the Chinese patent with the publication number CN209974251U discloses a bridge stacker, which includes a bridge and a fork. A trolley is arranged above the bridge, and a fixed section of a column is installed below the trolley. The lower end of the fixed section of the column is located inside a telescopic section of the column. The fork is fixedly installed at the left bottom end of the telescopic section of the column, and the fork is connected to the telescopic section of the column through a mounting member. First limit strips are fixedly installed on both the front and rear sides of the trolley, and the end of the first limit strip away from the trolley is located inside a second limit strip. A first ball is arranged below the trolley, and the first balls are equidistantly inlaid on the upper surface of the bridge. For this bridge stacker, the resistance between the bridge and the trolley is small, which is convenient for long-term use. It has a telescopic function, can adjust the length of the fork according to the size of the goods, can reduce the influence during use after the length adjustment, and can reduce the friction force on the lower surface of the fork, which is convenient for the use of the fork.

[0004] The following problems exist in the prior art:

[0005] The positioning effect of the existing bridge stacker is poor, and it cannot quickly locate the position of the goods to be picked up, resulting in a long time for picking up and placing the goods, affecting the use efficiency. At the same time, the existing bridge stacker cannot change the orientation of the goods, resulting in inaccurate positions for picking up and placing the goods, and poor practicability. Summary of the Utility Model

[0006] The utility model provides a bridge stacker to solve the problems raised in the above background art.

[0007] To solve the above technical problems, the technical solution adopted by the utility model is:

[0008] A bridge stacker comprises a load-bearing frame, wherein the left and right parts of the upper inner wall of the load-bearing frame are fixedly connected to two guide beams, the upper parts of the two guide beams are movably connected to a moving mechanism, the front and rear parts of the moving mechanism are fixedly connected to guardrails, the upper part of the moving mechanism is fixedly connected to a positioning mechanism, the bottom of the positioning mechanism is rotatably connected to a picking mechanism, the moving mechanism comprises two connecting frames 1 and four guide wheels, the bottoms of the four guide wheels are movably connected to the tops of the two guide beams, the tops of the two connecting frames 1 are fixedly connected to two limiting guide rails, the positioning mechanism comprises four rollers 2 and a motor 3, the bottoms of the four rollers 2 are movably connected to the tops of the two limiting guide rails, and the picking mechanism comprises a square plate and an upper connecting plate, and the top of the upper connecting plate is rotatably connected to the bottom of the motor 3.

[0009] Preferably: the left and right parts of the four guide wheels are rotatably connected to two guide frames, the front and rear parts of the tops of the two guide frames are fixedly connected to the left and right parts of the bottoms of two connecting frames one, the right ends of the two connecting frames one are fixedly connected to two motors two, the output ends of the two motors two are fixedly connected to two threaded rods, the lower parts of the two connecting frames one away from each other are fixedly connected to two connecting frames two, the left and right parts of the tops of the two connecting frames two are fixedly connected to motor one, and the output end of the motor one is fixedly connected to the axis center of the guide wheel.

[0010] Preferably, the front and rear parts of the bottom of the guide rail frame are both provided with square grooves, the width of the square grooves is greater than the thickness of the guide rail wheel, and the length of the square grooves is greater than the outer surface diameter of the guide rail wheel.

[0011] Preferably: the front side of the motor three is fixedly connected to a top plate, the output end of the motor three is fixedly connected to a winding wheel, the surface of the winding wheel is transmission connected to a steel cable, the right part of the upper end of the steel cable is fixedly connected to the bottom of the top plate, the four rollers are rotatably connected to two moving frames at the axis center of the four rollers two, the tops of the two moving frames are fixedly connected to two connecting frames, the opposite surfaces of the two connecting frames are fixedly connected to the left and right parts of the lower part of the motor three, the left and right parts of the opposite surfaces of the two moving frames are fixedly connected to four fixed plates, the lower parts of the four fixed plates close to each other are rotatably connected to roller one, the lower parts of the four fixed plates away from each other are fixedly connected to threaded blocks, the middle position of the threaded block is threadedly connected to the surface of the threaded rod, the bottom of the steel cable is transmission connected to a sliding wheel, and the sliding wheel is rotatably connected to a connecting base at the axis center.

[0012] Preferably, a motor is fixedly connected to the right part of the top of the upper connecting plate. The output end of the motor is fixedly connected to a first gear. A second gear is meshed with the surface of the first gear. The top of the second gear is rotatably connected to the bottom of the upper connecting plate. The bottom of the second gear is fixedly connected to a lower connecting plate. A support frame is fixedly connected to the left part of the bottom of the lower connecting plate. Two guide plates are fixedly connected to the front and rear parts of the right part of the bottom of the lower connecting plate. A goods picking shelf is fixedly connected to the right side of the square plate. Limiting wheel sets are fixedly connected to the middle positions of the front and rear parts of the square plate. The top of the square plate is fixedly connected to the bottom of the connecting base.

[0013] Preferably, limiting wheels are rotatably connected to the upper and lower parts of the front and rear parts of the square plate. The surface diameter of the limiting wheel is the same as the inner wall width of the guide plate, and the surface of the limiting wheel set is lapped with the inner wall of the guide plate.

[0014] Due to the adoption of the above technical solutions, the technical progress obtained by the present utility model compared with the prior art is as follows:

[0015] 1. The present utility model provides a bridge stacker. By starting the first motor, the guide wheel can be driven to rotate, and then the second connecting frame can be driven to move back and forth on the guide rail beam. By starting the second motor, the moving frame can be driven to move to the left and right sides. At the same time, the second roller provided will be driven and then rotate along the limiting guide rail, ensuring the stability during the overall movement back and forth, left and right, achieving a better positioning effect and a better goods picking and placing efficiency.

[0016] 2. The present utility model provides a bridge stacker. By starting the third motor, the steel cable can be wound or released, so that the square plate can be lifted or lowered. At the same time, the limiting wheels provided rotate along the guide plates, and the limiting wheel sets provided rotate along the guide plates, ensuring the smoothness of the lifting of the goods picking shelf, completing the adjustment of the height of the goods picking shelf. By starting the motor, the goods picking shelf is driven to rotate, completing the adjustment of the orientation of the goods picking shelf, achieving a more accurate goods picking and placing, and achieving higher practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0018] Figure 2 is a schematic diagram of the moving mechanism structure of the present utility model;

[0019] Figure 3 is of the present utility model Figure 2 enlarged structure schematic diagram at A in;

[0020] Figure 4 is a schematic diagram of the positioning mechanism structure of the present utility model;

[0021] Figure 5Schematic structural diagram of the goods picking mechanism of the present utility model;

[0022] Figure 6 Partial schematic structural diagram of the goods picking mechanism of the present utility model.

[0023] In the figure: 1, load-bearing frame; 2, goods picking mechanism; 20, upper connecting plate; 21, motor; 22, first gear; 23, lower connecting plate; 24, second gear; 25, support frame; 26, guide plate; 27, square plate; 28, limiting wheel; 29, limiting wheel set; 201, goods picking shelf; 3, guide rail beam; 4, guardrail; 5, moving mechanism; 6, positioning mechanism; 51, first connecting frame; 52, first motor; 53, second connecting frame; 54, second motor; 55, threaded rod; 56, guide rail frame; 57, square groove; 58, guide rail wheel; 59, limiting guide rail; 61, third motor; 62, winding wheel; 63, top plate; 64, steel cable; 65, connecting frame; 66, fixing plate; 67, first roller; 68, threaded block; 69, moving frame; 601, second roller; 602, sliding wheel; 603, connecting base. Detailed implementation manners

[0024] In order to make the technical means, creative features, achieved purposes and functions of the present utility model easy to understand, the present utility model will be further described below in conjunction with specific implementation manners.

[0025] As Figures 1 - 5 shown, a bridge stacker includes a load-bearing frame 1. The left and right parts of the upper part of the inner wall of the load-bearing frame 1 are fixedly connected with two guide rail beams 3. The upper parts of the two guide rail beams 3 are movably connected with a moving mechanism 5. The front and rear parts of the moving mechanism 5 are fixedly connected with guardrails 4. The upper part of the moving mechanism 5 is fixedly connected with a positioning mechanism 6. The bottom of the positioning mechanism 6 is rotatably connected with a goods picking mechanism 2. The moving mechanism 5 includes two first connecting frames 51 and four guide rail wheels 58. The bottoms of the four guide rail wheels 58 are movably connected with the tops of the two guide rail beams 3. The tops of the two first connecting frames 51 are fixedly connected with two limiting guide rails 59. The positioning mechanism 6 includes four second rollers 601 and a third motor 61. The bottoms of the four second rollers 601 are movably connected with the tops of the two limiting guide rails 59. The goods picking mechanism 2 includes a square plate 27 and an upper connecting plate 20. The top of the upper connecting plate 20 is rotatably connected with the bottom of the third motor 61.

[0026] It should be noted that by setting the moving mechanism 5, the whole can be driven to move stably in the front, rear, left and right directions. By setting the positioning mechanism 6, the height adjustment of the goods picking shelf 201 can be completed. By setting the goods picking mechanism 2, the goods picking shelf 201 can be driven to rotate to complete the adjustment of the orientation of the goods picking shelf 201. While achieving a better positioning effect, the goods can be picked up and placed more accurately, achieving higher practicability.

[0027] AsFigure 2 , Figure 3 As shown in the figure, two guide rail frames 56 are rotatably connected to the left and right parts of the four guide rail wheels 58. The front and rear parts of the tops of the two guide rail frames 56 are fixedly connected to the left and right parts of the bottoms of the two first connecting frames 51. The right ends of the two first connecting frames 51 are fixedly connected to two second motors 54. The output ends of the two second motors 54 are fixedly connected to two threaded rods 55. The lower parts of the two first connecting frames 51 on the side away from each other are fixedly connected to two second connecting frames 53. The left and right parts of the tops of the two second connecting frames 53 are fixedly connected to a first motor 52 each. The output end of the first motor 52 is fixedly connected to the axis of the guide rail wheel 58.

[0028] It should be noted that by starting the first motor 52, the guide rail wheel 58 can be driven to rotate. The arranged guide rail wheel 58 is placed on the guide rail beam 3, and then the second connecting frame 53 can be driven to move back and forth on the guide rail beam 3. By starting the second motor 54, the threaded rod 55 is driven to rotate. The arranged threaded rod 55 is threadedly connected to the threaded block 68, and then the moving frame 69 can be driven to move to the left and right sides. At the same time, the arranged second roller 601 will be driven and then rotate along the limiting guide rail 59, ensuring the stability during the overall movement in the front, back, left, and right directions and achieving a better positioning effect.

[0029] As Figure 2 , Figure 3 shown, square grooves 57 are provided at the front and rear parts of the bottom of the guide rail frame 56. The width of the square groove 57 is greater than the thickness of the guide rail wheel 58, and the length of the square groove 57 is greater than the outer surface diameter of the guide rail wheel 58.

[0030] It should be noted that the arranged square groove 57 ensures the protrusion of the guide rail wheel 58 and does not interfere with the rotation of the guide rail wheel 58, so as to achieve a more stable movement.

[0031] As Figure 4 , Figure 6 shown, a top plate 63 is fixedly connected to the front side of the third motor 61. The output end of the third motor 61 is fixedly connected to a winding wheel 62. A steel cable 64 is drivingly connected to the surface of the winding wheel 62. The right part of the upper end of the steel cable 64 is fixedly connected to the bottom of the top plate 63. The axes of the four second rollers 601 are rotatably connected to two moving frames 69. The tops of the two moving frames 69 are fixedly connected to two connecting frames 65. The opposite surfaces of the two connecting frames 65 are fixedly connected to the left and right parts of the lower part of the third motor 61. The left and right parts of the opposite surfaces of the two moving frames 69 are fixedly connected to four fixing plates 66. The lower parts of the four fixing plates 66 close to each other are rotatably connected to a first roller 67 each. The lower parts of the four fixing plates 66 away from each other are fixedly connected to threaded blocks 68. The middle positions of the threaded blocks 68 are threadedly connected to the surface of the threaded rod 55. The bottom of the steel cable 64 is drivingly connected to a sliding wheel 602. The axis of the sliding wheel 602 is rotatably connected to a connecting base 603.

[0032] It should be noted that by starting the motor three 61, the winding wheel 62 can be driven to rotate. One end of the steel cable 64 is wound around the winding wheel 62, and the other end is fixed to the top plate 63. Driven by the winding wheel 62, the steel cable 64 can be wound or released, thereby changing the height of the bottom of the steel cable 64. At the same time, the sliding wheel 602 provided is driven to rotate, and then the square plate 27 can be lifted and lowered. At the same time, the limiting wheel 28 provided is driven to rotate along the guide plate 26, and the limiting wheel group 29 provided rotates along the guide plate 26, ensuring the smooth lifting of the goods shelf 201 and completing the adjustment of the height of the goods shelf 201.

[0033] As Figure 5 、 Figure 6 As shown in the figure, a motor 21 is fixedly connected to the right part of the top of the upper connecting plate 20. The output end of the motor 21 is fixedly connected to a first gear 22. A second gear 24 is meshed with the surface of the first gear 22. The top of the second gear 24 is rotatably connected to the bottom of the upper connecting plate 20. The bottom of the second gear 24 is fixedly connected to a lower connecting plate 23. A support frame 25 is fixedly connected to the left part of the bottom of the lower connecting plate 23. Two guide plates 26 are fixedly connected to the front and rear parts of the right part of the bottom of the lower connecting plate 23. A goods shelf 201 is fixedly connected to the right side of the square plate 27. Limiting wheel groups 29 are fixedly connected to the middle positions of the front and rear parts of the square plate 27. The top of the square plate 27 is fixedly connected to the bottom of the connecting base 603.

[0034] It should be noted that by starting the motor 21, the first gear 22 is driven to rotate. The first gear 22 and the second gear 24 provided are meshed, and then the second gear 24 is driven to rotate. Then the support frame 25 at the bottom is driven to rotate, and then the goods shelf 201 is driven to rotate, completing the adjustment of the orientation of the goods shelf 201.

[0035] As Figure 5 、 Figure 6 As shown in the figure, limiting wheels 28 are rotatably connected to the upper and lower parts of the front and rear parts of the square plate 27. The surface diameter of the limiting wheels 28 is the same as the inner wall width of the guide plate 26, and the surface of the limiting wheel group 29 is lapped with the inner wall of the guide plate 26.

[0036] It should be noted that the limiting wheels 28 provided rotate along the guide plate 26, and the limiting wheel group 29 provided rotates along the guide plate 26, ensuring the smooth lifting of the goods shelf 201.

[0037] Working principle of the present utility model: By starting the first motor 52, the guide wheel 58 can be driven to rotate. The provided guide wheel 58 is placed on the guide rail beam 3, and then the second connecting frame 53 can be driven to move back and forth on the guide rail beam 3. By starting the second motor 54, the threaded rod 55 is driven to rotate. The provided threaded rod 55 is threadedly connected to the threaded block 68, and then the moving frame 69 can be driven to move left and right. At the same time, the provided second roller 601 will be driven and then rotate along the limit guide rail 59, ensuring the stability during the overall movement in all directions and achieving a better positioning effect. By starting the third motor 61, the winding wheel 62 can be driven to rotate. One end of the steel cable 64 is wound around the winding wheel 62, and the other end is fixed to the top plate 63. Driven by the winding wheel 62, the steel cable 64 can be wound or released, thereby changing the height of the bottom of the steel cable 64. At the same time, the provided sliding wheel 602 is driven to rotate, and then the square plate 27 can be lifted and lowered. At the same time, the provided limit wheel 28 is driven to rotate along the guide plate 26, and the provided limit wheel group 29 rotates along the guide plate 26, ensuring the smooth lifting of the goods shelf 201 and completing the adjustment of the height of the goods shelf 201. By starting the motor 21, the first gear 22 is driven to rotate. The provided first gear 22 meshes with the second gear 24, and then the second gear 24 is driven to rotate, and then the bottom support frame 25 is driven to rotate, and then the goods shelf 201 is driven to rotate, completing the adjustment of the orientation of the goods shelf 201, enabling more precise picking and placing of goods and achieving higher practicality.

[0038] The above shows and describes the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A bridge stacker, comprising a load-bearing frame (1), characterized in that: The left and right parts of the upper inner wall of the load-bearing frame (1) are fixedly connected to two guide rail beams (3); the upper parts of the two guide rail beams (3) are movably connected to a moving mechanism (5); the front and rear parts of the moving mechanism (5) are fixedly connected to a guardrail (4); the upper part of the moving mechanism (5) is fixedly connected to a positioning mechanism (6); the bottom of the positioning mechanism (6) is rotatably connected to a pickup mechanism (2); the moving mechanism (5) comprises two connecting frames (51) and four guide rail wheels (58); the four guide rail wheels ( The bottom of the connecting frame (58) is movably connected to the top of the two guide rail beams (3), the top of the two connecting frames (51) is fixedly connected to two limit guide rails (59), the positioning mechanism (6) includes four rollers (601) and a motor (61), the bottom of the four rollers (601) is movably connected to the top of the two limit guide rails (59), the picking mechanism (2) includes a square plate (27) and an upper connecting plate (20), the top of the upper connecting plate (20) is rotatably connected to the bottom of the motor (61).

2. A bridge stacker according to claim 1, characterized in that: The left and right parts of the four guide wheels (58) are rotatably connected to two guide frames (56); the front and rear parts of the tops of the two guide frames (56) are fixedly connected to the left and right parts of the bottoms of the two connecting frames (51); the right ends of the two connecting frames (51) are fixedly connected to two motors (54); the output ends of the two motors (54) are fixedly connected to two threaded rods (55); the lower parts of the two connecting frames (51) away from each other are fixedly connected to two connecting frames (53); the left and right parts of the tops of the two connecting frames (53) are fixedly connected to motors (52); the output ends of the motors (52) are fixedly connected to the axis of the guide wheels (58).

3. A bridge stacker according to claim 2, characterized in that: The front and rear parts of the bottom of the guide rail frame (56) are both provided with square grooves (57), the width of the square grooves (57) is greater than the thickness of the guide rail wheel (58), and the length of the square grooves (57) is greater than the outer surface diameter of the guide rail wheel (58).

4. A bridge stacker according to claim 3, characterized in that: The front side of the motor three (61) is fixedly connected to a top plate (63), the output end of the motor three (61) is fixedly connected to a winding wheel (62), the surface of the winding wheel (62) is transmission-connected to a steel cable (64), the right part of the upper end of the steel cable (64) is fixedly connected to the bottom of the top plate (63), the axis of the four rollers two (601) is rotatably connected to two moving frames (69), the tops of the two moving frames (69) are fixedly connected to two connecting frames (65), the opposite surfaces of the two connecting frames (65) are connected to the lower part of the motor three (61), and the two connecting frames (65) are fixedly connected to the top of the motor three (61). The left and right parts are fixedly connected, and the left and right parts of the opposite surfaces of the two moving frames (69) are fixedly connected with four fixed plates (66), and the lower parts of the four fixed plates (66) close to each other are rotatably connected with rollers (67), and the lower parts of the four fixed plates (66) away from each other are fixedly connected with threaded blocks (68), and the middle position of the threaded block (68) is threadedly connected with the surface of the threaded rod (55), and the bottom of the steel cable (64) is transmission-connected with a sliding wheel (602), and the axis of the sliding wheel (602) is rotatably connected with a connecting base (603).

5. A bridge stacker according to claim 4, characterized in that: The right part of the top of the upper connecting plate (20) is fixedly connected to a motor (21), the output end of the motor (21) is fixedly connected to a gear one (22), the surface of the gear one (22) is meshed with a gear two (24), the top of the gear two (24) is rotatably connected to the bottom of the upper connecting plate (20), the bottom of the gear two (24) is fixedly connected to a lower connecting plate (23), the left part of the bottom of the lower connecting plate (23) is fixedly connected to a support frame (25), the front and rear parts of the right part of the bottom of the lower connecting plate (23) are fixedly connected to two guide plates (26), the right side of the square plate (27) is fixedly connected to a picking shelf (201), the middle positions of the front and rear parts of the square plate (27) are fixedly connected to a limited wheel group (29), and the top of the square plate (27) is fixedly connected to the bottom of the connecting base (603).

6. A bridge stacker according to claim 5, characterized in that: The upper and lower parts of the front and rear parts of the square plate (27) are rotatably connected to the limiting wheels (28), the surface diameter of the limiting wheels (28) is consistent with the inner wall width of the guide plate (26), and the surface of the limiting wheel group (29) overlaps the inner wall of the guide plate (26).

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