CN212411281U

CN212411281U - Goods taking mechanism with balanced motion

Info

Publication number: CN212411281U
Application number: CN202020938825.9U
Authority: CN
Inventors: 蔡开源; 苏光辉
Original assignee: Dongguan Shiwei Internet Of Things Technology Co ltd
Current assignee: Dongguan Shiwei Internet Of Things Technology Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-01-26
Anticipated expiration: 2030-05-28

Abstract

The utility model belongs to the goods taking field of vending machines, in particular to a goods taking mechanism with balanced motion; the device comprises a frame, a moving frame and a goods taking basket, wherein an X-axis driving device and a Z-axis driving device are installed on the moving frame, a Y-axis driving device is installed on the goods taking basket, a drag hook is installed on the output end of the Y-axis driving device, the Y-axis driving device is installed at the top of the goods taking basket, a plurality of paired shooting sensors are densely arranged below two opposite sides in the goods taking basket, and the paired shooting sensors are horizontally positioned below the Y-axis driving device and the drag hook; the movable frame is provided with a balancing weight, and the balancing weight and the goods taking basket move reversely; the utility model provides the high utilization ratio that gets the inboard lower space of goods basket improves, the detection of the commodity of adaptable size of a dimension variation avoids lou examining, has improved the shipment success rate; the balance of the lifting motion of the goods taking basket is guaranteed, the weight range of goods which can be sold is enlarged, and the rated torque of the Z-axis driving device is reduced.

Description

Goods taking mechanism with balanced motion

Technical Field

The utility model belongs to the goods field is got to the vending machine, specifically is to involve a balanced motion get goods mechanism.

Background

The vending machine is the machine that can pay goods according to the coin of input automatically, it does not receive the time, the restriction in place, can use manpower sparingly, convenient transaction, be a brand-new retail form, also known as the micro supermarket of 24 hours business, for promoting user's use sense and the goods kind that the vending machine can be sold of increase, the basket of getting among the prior art can move to waiting to shipment position, through the drag hook on the basket of getting goods and the cooperation of the goods module that pushes away on the goods shelves, make the goods roll off to the basket of getting goods on the goods shelves, the basket of getting goods moves to the department of getting goods again. However, the balance of the goods taking mechanism in the prior art is poor during moving, and a large load is brought to the driving device.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a balanced motion get goods mechanism.

The content of the utility model is a balanced movement's mechanism of getting goods, which comprises a frame, can follow the removal frame that moves on the frame and can follow the basket of getting goods that moves on the removal frame, install the X axle drive arrangement that is used for driving the removal frame to remove and be used for driving the Z axle drive arrangement that gets the basket of getting goods and remove on the removal frame, the frame is connected to X axle drive arrangement's output, the basket of getting goods is got in the output connection of Z axle drive arrangement, install Y axle drive arrangement on the basket of getting goods, install the drag hook on the output of Y axle drive arrangement, Y axle drive arrangement installs at the basket of getting goods top, it is provided with a plurality of group shooting sensors to get the inside relative both sides below of basket of goods closely arranged, a plurality of group shooting sensors are located the below Y axle drive arrangement and drag hook on the horizontal direction; the movable frame is provided with a balancing weight, and the balancing weight and the goods taking basket move reversely.

Furthermore, a square guide rod is fixedly arranged on the frame, moving plates are fixedly arranged at two ends of the moving frame, a plurality of guide rollers are arranged at two opposite ends of each moving plate, and the guide rollers are respectively positioned outside two opposite sides of the square guide rod and are in sliding connection with the square guide rod.

Furthermore, a rack is fixedly arranged on the frame, and a gear meshed with the rack is arranged on the output end of the X-axis driving device.

Furthermore, an induction plate is fixedly arranged on the movable plate, and two ends of the frame are provided with detection switches for detecting the induction plate.

Furthermore, a first sliding groove is formed in one surface, facing the goods taking basket, of the moving frame, a first sliding guide piece is installed on one surface, facing the moving frame, of the goods taking basket, and the first sliding guide piece is connected with the first sliding groove in a sliding mode.

Furthermore, a moving assembly is installed on the moving frame, the output end of the Z-axis driving device is connected with the input end of the moving assembly, and the output end of the moving assembly is connected with the goods taking basket.

Furthermore, a pulley is installed at the top of the moving frame, a steel wire is sleeved on the pulley, one end of the steel wire is connected with the goods taking basket, and the other end of the steel wire is connected with the balancing weight.

Furthermore, a second sliding groove is formed in one surface, away from the goods taking basket, of the moving frame, a second sliding guide piece is installed on the balancing weight, and the second sliding guide piece is connected with the second sliding groove in a sliding mode.

Furthermore, a lead screw is installed at the output end of the Y-axis driving device, a guide frame is further installed at the top of the goods taking basket, a moving block is sleeved on the guide frame and is in threaded connection with the lead screw, and a drag hook is installed at the lower end of the moving block.

The utility model has the advantages that the Y-axis driving device is arranged at the top of the goods taking basket, so that the space size below the inner side of the goods taking basket is increased, the goods are prevented from being clamped below the inner side of the goods taking basket, the utilization rate of the space below the inner side of the goods taking basket is improved, a plurality of groups of correlation sensors are densely arranged below the inner side of the goods taking basket, the detection of commodities with different sizes is adapted, the omission is avoided, and the goods delivery success rate is improved; through set up the balancing weight on removing the frame, guarantee to get basket elevating movement's equilibrium, promoted the weight scope that can sell the goods to Z axle drive arrangement's rated torque has been reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described below with reference to the accompanying drawings and embodiments, wherein the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work according to the drawings:

the attached drawing is the structure schematic diagram of the utility model.

Fig. 1 is a schematic structural diagram of a goods taking mechanism with balanced motion provided by the present invention.

Fig. 2 is a first angle exploded view of a balanced motion pickup mechanism according to the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2 according to the present invention.

Fig. 4 is a second angle exploded view of the balanced moving pickup mechanism of the present invention.

Fig. 5 is an enlarged view of the point B in fig. 4 according to the present invention.

Fig. 6 is a third angle exploded view of the balanced moving pickup mechanism of the present invention.

Fig. 7 is an enlarged view of the point C in fig. 6 according to the present invention.

Fig. 8 is a fourth angle explosion diagram of the goods taking mechanism with balanced motion provided by the utility model.

Fig. 9 is an enlarged view of the point D in fig. 8 according to the present invention.

Fig. 10 is a schematic structural view of a movable frame in a balanced-motion goods taking mechanism according to the present invention.

Fig. 11 is a schematic structural diagram of a balancing weight in a goods-taking mechanism with balanced motion.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, a clear and complete description will be given below with reference to the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-11, the present invention provides a goods taking mechanism with balanced movement, which comprises a frame 10, a movable frame 20 capable of moving along the frame 10, and a goods taking basket 30 capable of moving along the movable frame 20, wherein the movable frame 20 is provided with an X-axis driving device 40 for driving the movable frame 20 to move and a Z-axis driving device 50 for driving the goods taking basket 30 to move, an output end of the X-axis driving device 40 is connected to the frame 10 for driving the movable frame 20 to move along the X direction, an output end of the Z-axis driving device 50 is connected to the goods taking basket 30 for driving the goods taking basket 30 to move along the Z-axis direction, the goods taking basket 30 is provided with a Y-axis driving device 60, an output end of the Y-axis driving device 60 is provided with a draw hook 63, the Y-axis driving device 60 is used for driving the draw hook 63 to move along the Y-axis direction, the draw hook 63 is matched with a drawing part (not shown in the goods pushing module, when pulling the part, the goods drops, and the mode that the goods module that pushes away of vending machine body pulled out pulling part through drag hook 63 makes the goods drop promptly. The X-axis driving device 40, the Z-axis driving device 50 and the Y-axis driving device 60 are electrically connected to a controller or a control system (not shown, hereinafter simply referred to as a controller) of the vending machine body.

The Y-axis driving device 60 is installed at the top of the goods taking basket 30, the draw hook 63 is horizontally positioned below the Y-axis driving device 60, the space below the inner side of the goods taking basket 30 is saved, a plurality of group shooting sensors 31 are densely arranged below two opposite sides in the goods taking basket 30, namely, the plurality of group shooting sensors 31 are closely arranged on two opposite sides of the goods taking basket 30, the transmitting ends of the plurality of group shooting sensors 31 are arranged at one side in the goods taking basket 30, the receiving ends are arranged at the other opposite side in the goods taking basket 30, the shooting sensors 31 are used for detecting whether goods exist in the goods taking basket 30, the plurality of group shooting sensors 31 are electrically connected with the controller, when the goods are taken from the goods taking basket 30, the light between the shooting sensors 31 is shielded, the shooting sensors 31 send signals to the controller for the next action, and when the goods in the goods taking basket 30 are taken, the light between the shooting sensors 31 is restored and linked, the correlation sensor 31 sends a signal to the controller for the next action. The group shooting sensors 31 are horizontally positioned below the Y-axis driving device 60 and the draw hook 63, namely the group shooting sensors 31 which are arranged in a close-packed manner are positioned below the inner side of the goods taking basket 30; move and be provided with balancing weight 26 on the frame 20, balancing weight 26 and get goods basket 30 reverse motion, and balancing weight 26 is used for keeping getting the equilibrium of goods basket 30 elevating movement, promotes the weight scope that can sell the goods to reduce Z axle drive arrangement 50's rated torque.

The utility model provides a balanced movement's mechanism of getting goods, through installing Y axle drive arrangement 60 at the basket 30 top of getting goods, increased the space size of the inboard below of the basket 30 of getting goods, avoid the goods to block in the position between the inboard below of the basket 30 of getting goods and Y axle drive arrangement 60 to improve the utilization ratio of the inboard below space of the basket 30 of getting goods, set up a plurality of groups of correlation sensors 31 in the close-packed arrangement of the inboard below department of the basket 30 of getting goods, adaptable size of a dimension different detection of commodity, avoid lou examining, improved the success rate of shipment; through set up balancing weight 26 on removing frame 20, guarantee to get the equilibrium of goods basket 30 elevating movement, promoted the weight scope that can sell the goods to the rated torque of Z axle drive arrangement 50 has been reduced.

The fixed square guide bar 11 that is provided with on frame 10, square guide bar 11 are for the cross-section is square section bar for, the utility model discloses well square guide bar 11 totally two, and two square guide bar 11 are installed respectively on the inboard of frame 10 top and bottom, and the both ends of carriage 20 are all fixed and are provided with movable plate 21, all install a plurality of guide rollers 211 on the relative both ends of movable plate 21, lie in on the relative both ends of movable plate 21 a plurality of guide rollers 211 lie in respectively outside the relative both sides of square guide bar 11 and with square guide bar 11 sliding connection. The utility model discloses well adoption cross-section is square section bar (square guide bar 11) and removes the direction of frame 20, has optimized the guide structure who removes frame 20, has simplified the structure and has promoted intensity, more durable reliable.

The fixed rack 12 that is provided with on frame 10, the utility model discloses well rack 12 is totally two, and two racks 12 are installed respectively at the top and the bottom of frame 10 and are located square guide bar 11 one side outside, install on the output of X axle drive arrangement 40 with rack 12 meshed's gear 271. Specifically, the moving frame 20 is rotatably provided with a rotating shaft 27 through a bearing and a bearing seat, the output end of the X-axis driving device 40 is in transmission connection with the rotating shaft 27 through a transmission assembly 41, gears 271 are fixedly arranged at two ends of the rotating shaft 27, and the gears 271 at two ends of the rotating shaft 27 are respectively engaged with the racks 12 at the top and the bottom of the frame 10; preferably, the X-axis driving device 40 is a motor, the transmission assembly 41 is a first synchronous pulley assembly, and the output end of the X-axis driving device 40 drives the rotating shaft 27 to rotate through the transmission assembly 41, so as to drive the moving frame 20 to move along the frame 10.

The movable plate 21 at the lower end of the movable frame 20 is fixedly provided with two sensing plates 212, preferably, the two sensing plates 212 are respectively arranged at two ends of the movable plate 21, the two ends of the bottom of the frame 10 are fixedly provided with a detection switch 13 for detecting the sensing plates 212, and the detection switch 13 is electrically connected with the controller. When the movable frame 20 moves to one end of the frame 10, the detection switch 13 at the end detects the sensing plate 212, and sends a signal to the controller, and the controller sends a stop signal to the X-axis driving device 40 to stop driving, so as to prevent the movable frame 20 from moving beyond the area and colliding with the frame 10.

The first sliding groove 22 is formed on a surface of the moving frame 20 facing the goods taking basket 30, a first sliding guide 32 is mounted on a surface of the goods taking basket 30 facing the moving frame 20, and the first sliding guide 32 is slidably connected with the first sliding groove 22. In the present invention, the first sliding guide member 32 is preferably a sliding block, and may be other sliding guide members in other embodiments.

The moving frame 20 is provided with a moving assembly 23, the output end of the Z-axis driving device 50 is connected with the input end of the moving assembly 23, and the output end of the moving assembly 23 is connected with the goods taking basket 30. The utility model discloses well preferred Z axle drive arrangement 50 is the motor, it is synchronous pulley subassembly two to remove subassembly 23, the action wheel in the removal subassembly 23 is installed respectively on the both ends of removing 20 one sides of getting goods basket 30 towards from the driving wheel, Z axle drive arrangement 50's output is connected with the action wheel in the removal subassembly 23, get the hold-in range fixed connection in goods basket 30 and the removal subassembly 23, Z axle drive arrangement 50 gets goods basket 30 through the drive of removal subassembly 23 and moves on removing frame 20.

The top of the movable frame 20 is provided with a pulley 24, the pulley 24 is sleeved with a steel wire (not shown in the figure), one end of the steel wire is fixedly connected with the goods taking basket 30, and the other end of the steel wire is fixedly connected with the balancing weight 26. The balancing weight 26 is arranged on the face, deviating from the goods basket 30, of the moving frame 20, the face, deviating from the goods basket 30, of the moving frame 20 is provided with a second sliding groove 25, the balancing weight 26 is provided with a second sliding guide piece 261, and the second sliding guide piece 261 is in sliding connection with the second sliding groove 25. When the basket 30 moves upward, the weight 26 moves downward, and when the basket 30 moves downward, the weight 26 moves upward, so that the balance of the lifting movement is maintained. In the present invention, the second sliding guide piece 261 is preferably a guide roller, and may be another sliding guide member in other embodiments.

The output end of the Y-axis driving device 60 is provided with a lead screw 61, the top of the goods taking basket 30 is further provided with a guide frame 33 consisting of two guide rods and a fixed plate, the lead screw 61 is rotatably arranged on the fixed plate of the guide frame 33, the lead screw 61 is positioned between the two guide rods, a moving block 62 is sleeved on the guide rod of the guide frame 33, the moving block 62 can move along the guide rod, the moving block 62 is sleeved on the lead screw 61 and is in threaded connection with the lead screw 61, and the drag hook 63 is arranged at the lower end of the moving block 62. The utility model discloses well preferred Y axle drive arrangement 60 is the motor, and Y axle drive arrangement 60 during operation drive lead screw 61 rotates, and then drive drag hook 63 removes.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.

Claims

1. A goods taking mechanism with balanced motion comprises a frame, a moving frame capable of moving on the frame and a goods taking basket capable of moving on the moving frame, wherein an X-axis driving device used for driving the moving frame to move and a Z-axis driving device used for driving the goods taking basket to move are mounted on the moving frame; the movable frame is provided with a balancing weight, and the balancing weight and the goods taking basket move reversely.

2. The balanced motion picking mechanism as recited in claim 1 further including a square guide bar fixed to the frame, a movable plate fixed to each end of the movable frame, a plurality of guide rollers mounted on opposite ends of the movable plate, the guide rollers being slidably engaged with the square guide bar and located on opposite sides of the square guide bar.

3. The balanced motion picking mechanism as recited in claim 2 in which the frame has a rack secured thereto and the output of the X-axis drive has a gear mounted thereon for engagement with the rack.

4. The balanced motion picking mechanism as recited in claim 2, wherein the movable plate is fixedly provided with a sensing plate, and the frame is provided at both ends thereof with sensing switches for sensing the sensing plate.

5. The balanced motion goods taking mechanism as claimed in claim 1, wherein a first sliding slot is formed on one surface of the moving frame facing the goods taking basket, a first sliding guide piece is mounted on one surface of the goods taking basket facing the moving frame, and the first sliding guide piece is slidably connected with the first sliding slot.

6. The balanced motion picking mechanism as recited in claim 1 in which a moving member is mounted on the moving frame, the output of the Z-axis drive being connected to the input of the moving member, the output of the moving member being connected to the basket.

7. The balanced motion picking mechanism as claimed in claim 1, wherein the top of the moving frame is provided with a pulley, the pulley is sleeved with a steel wire, one end of the steel wire is connected with the picking basket, and the other end of the steel wire is connected with the balancing weight.

8. The balanced moving goods taking mechanism as claimed in claim 7, wherein a second sliding slot is formed on a surface of the moving frame facing away from the goods taking basket, a second sliding guide piece is mounted on the counterweight block, and the second sliding guide piece is slidably connected with the second sliding slot.

9. The balanced-motion goods taking mechanism as claimed in claim 1, wherein a lead screw is mounted at the output end of the Y-axis driving device, a guide frame is further mounted at the top of the goods taking basket, a moving block is sleeved on the guide frame and in threaded connection with the lead screw, and the draw hook is mounted at the lower end of the moving block.