CN111687815A - Mechanical arm device convenient for cabinet goods replacement - Google Patents

Abstract

The invention discloses an mechanical arm device convenient for changing cabinet goods, which comprises a shell, wherein a shell cavity with a right opening is arranged in the shell, a slide rail is arranged on the inner wall of the left side of the shell cavity, a moving shaft is connected on the slide rail in a sliding manner, a right-angle spring baffle is arranged on the moving shaft, a deformation spring is connected between the right-angle spring baffle and the slide rail, a linkage device is arranged on the right-angle spring baffle, a new goods and a new goods are exchanged through a turntable, the new goods are put into a counter, an old goods is exchanged into the new goods through a replacing box and then exchanged into the counter again, and a cleaning device is also arranged to clean the surface of the counter while the new goods and the old goods are exchanged in a rotating manner.

Description

Mechanical arm device convenient for cabinet goods replacement

Technical Field

The invention relates to the technical field of manipulators, in particular to a mechanical arm device convenient for replacing counter goods.

Background

In life, people can often go to a shopping mall to buy objects, the favorite objects can be selected by people through goods displayed on a counter, the goods in the counter are required to be novel enough at this time, the eyeball of a customer can be attracted once, people like and pay attention to the goods are continuously changed along with continuous advancing of the times, the goods displayed on the counter need to be replaced frequently at this time, the customer is attracted by continuously adding fresh fashionable goods, and old goods in the counter are changed by one worker at ordinary times, so that the convenience is high.

Disclosure of Invention

The technical problem is as follows: when the goods placed on the counter are out of date, the goods need to be replaced by a person, and the dust in the counter needs to be cleaned manually.

In order to solve the problems, the mechanical arm device convenient for changing goods on the counter comprises a shell, a shell cavity with a right opening is arranged in the shell, a slide rail is arranged on the inner wall of the left side of the shell cavity, a moving shaft is connected on the slide rail in a sliding manner, a right-angle spring baffle is arranged on the moving shaft, a deformation spring is connected between the right-angle spring baffle and the slide rail, a linkage device is arranged on the right-angle spring baffle and comprises a driving bevel gear shaft which is rotationally connected with the rear side of the shell cavity, a driving bevel gear is fixedly arranged on the driving bevel gear shaft, a bevel gear driven shaft is rotationally connected on the inner wall of the left side of the shell cavity, the driving bevel gear is in meshing connection with a driven bevel gear positioned on the bevel gear driven shaft, and a bevel gear shaft is fixedly arranged on the right side of the driven bevel gear, the transmission mechanism is characterized in that a chain wheel connected with the bevel gear shaft in a meshing manner is rotatably connected to the moving shaft, a ratchet device with a forward rotating function and a non-reverse rotating function is arranged in the chain wheel, a connecting frame is fixedly arranged on the right side of the chain wheel, a replacing device is arranged on the right side of the connecting frame, a base arranged on the right side of the sliding rail is arranged on the lower side of the shell cavity, a sliding rail is arranged on the upper side of the base, a moving box is connected to the sliding rail in a sliding manner, a transmission device arranged on the left side of the moving box is arranged in the shell cavity, an electric push rod is fixedly arranged on the right side of the base, a linkage device for controlling the two ends to move simultaneously is arranged on the upper side of the electric push rod, a rotating motor is fixedly arranged at the upper end of the moving box, a rotating shaft is dynamically, the inner wall of the rear side of the turntable cavity is rotatably connected with two positioning shafts which are symmetrical left and right, a large gear is fixedly arranged on the positioning shafts, the positioning shaft is provided with a pinion positioned at the front side of the big gear, the left pinion and the right pinion are in transmission connection through a belt, the inner wall of the upper side of the turntable cavity is connected with a storage rack in a sliding way, the storage rack is meshed and connected with the large gear on the left side, the storage rack is provided with an arc cavity with an upward opening, the inner wall of the upper side of the turntable cavity is connected with an elastic storage rack which is engaged and connected with the big gear on the right side in a sliding way, an energy storage spring is connected between the elastic storage rack and the disc, an electromagnet is fixedly arranged on the inner wall of the rear side of the rotary disc cavity and positioned at the lower side of the positioning shaft, the fixed dwang that is located of bilateral symmetry of disc upside that is equipped with on the rotation axis, the last fixed gripper that is equipped with of dwang, the fixed cleaning device who is located on the rotation axis disc upside that is equipped with.

The ratchet device comprises a ratchet cavity located in the chain wheel, the ratchet cavity is connected with two pawls which are centrosymmetric and are connected with the moving shaft in a rotating mode, the moving shaft is provided with a driven shaft located in the ratchet cavity, the driven shaft is provided with ratchets which are in sliding contact with the pawls and distributed in an annular array mode, the chain wheel drives the ratchets to rotate through the pawls, the ratchets drive the driven shaft to rotate, and the moving shaft is fixedly arranged on the driven shaft.

Wherein, the replacement device include with link right side fixed connection's replacement dish, be equipped with the replacement dish chamber in the replacement dish, the fixed eight control panels that are equipped with the annular array and distribute on the inner wall of replacement dish chamber left side, the fixed being equipped with in control panel right side can insert the board that snatchs in circular arc chamber, the preceding back width of grabbing the board is less than width around the goods.

Wherein, transmission is including being located rotation motor on the movable box, the fixed right angle push rod that is equipped with in left side of movable box, it is connected with the axis of rotation to rotate on the shell chamber upside inner wall, the axis of rotation downside is equipped with the intermediate gear, be equipped with on the right angle push rod vertical section with the rack board that the intermediate gear meshing is connected, the front side of intermediate gear is equipped with the driven lever that the meshing is connected, driven lever left side sliding connection is on promoting the track, it establishes to be located the slide rail downside on the shell chamber left side inner wall.

The linkage device comprises a rear plate fixedly connected with the rear side of the base, a fixed shaft is connected to the rear plate through rotation, an intermediate gear is arranged on the fixed shaft, an intermediate rod connected with the intermediate gear in a meshed mode is connected to the upper side of the electric push rod in a power connection mode, and a rack rod connected with the lower side of the intermediate gear in a meshed mode is fixedly arranged on the right side of the moving box.

Wherein, cleaning device include with the box that rotation axis rotated the connection, be equipped with the case chamber in the box, be equipped with the removal track that the opening was right on the inner wall of case chamber right side, sliding connection has the slider on the removal track, fixed being equipped with on the rotation axis is located the crank disc of case intracavity, the crank disc passes through slider-crank mechanism and drives the slider horizontal slip, the fixed cleaning brush that is equipped with in right side of slider.

The invention has the beneficial effects that: when goods in the counter are too time, a worker can place new goods on the new goods rotating disc together without replacing the new goods one by one, then the counter is pushed away, the device can automatically take old goods down and replace the new goods, and the device can also clean glass above the counter when the goods are replaced, so that customers can better see the goods clearly.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic view of the overall structure of a robot arm assembly for facilitating counter goods exchange according to the present invention;

FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;

FIG. 3 is a schematic view of the structure in the direction "B-B" of FIG. 1;

FIG. 4 is a schematic view of the structure in the direction "C-C" of FIG. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a mechanical arm device convenient for replacing goods on a counter, which is mainly applied to convenient replacement of new and old goods on the counter, and the invention is further explained by combining the attached drawings of the invention: the mechanical arm device convenient for goods replacement on the counter surface comprises a shell 11, a shell cavity 12 with a right opening is arranged in the shell 11, a slide rail 17 is arranged on the inner wall of the left side of the shell cavity 12, a moving shaft 15 is connected on the slide rail 17 in a sliding manner, a right-angle spring baffle 13 is arranged on the moving shaft 15, a deformation spring 14 is connected between the right-angle spring baffle 13 and the slide rail 17, a linkage device is arranged on the right-angle spring baffle 13 and comprises a driving bevel gear shaft 69 which is rotatably connected to the rear side of the shell cavity 12, a driving bevel gear 68 is fixedly arranged on the driving bevel gear shaft 69, a bevel gear driven shaft 16 is rotatably connected to the inner wall of the left side of the shell cavity 12, the driving bevel gear 68 is in meshing connection with a driven bevel gear 70 which is positioned on the bevel gear driven shaft 16, and a bevel gear shaft 21 is fixedly arranged, the movable shaft 15 is rotatably connected with a chain wheel 54 engaged with the bevel gear shaft 21, the chain wheel 54 is internally provided with a ratchet wheel device 901 which has a forward rotation function and cannot rotate reversely, the right side of the chain wheel 54 is fixedly provided with a connecting frame 23, the right side of the connecting frame 23 is provided with a replacing device 902, the lower side of the housing cavity 12 is provided with a base 44 positioned at the right side of the slide rail 17, the upper side of the base 44 is provided with a slide rail 42, the slide rail 42 is connected with a movable box 65 in a sliding manner, the housing cavity 12 is internally provided with a transmission device 800 positioned at the left side of the movable box 65, the right side of the base 44 is fixedly provided with an electric push rod 47, the upper side of the electric push rod 47 is provided with a linkage device 903 for controlling the simultaneous movement of two ends, the upper end of the movable box 65 is fixedly provided with a rotary motor 41, be equipped with rotating device 904 on the disc 37, rotating device 904 is including being located carousel chamber 25 in the disc 37, rotate on the inner wall of carousel chamber 25 rear side and be connected with bilateral symmetry's two location axle 26, the fixed gear wheel 38 that is equipped with on the location axle 26, be equipped with on the location axle 26 and be located the pinion 39 of gear wheel 38 front side, control two pinion 39 is connected through the belt drive, carousel chamber 25 upside inner wall sliding connection have with the left side storage rack 24 that gear wheel 38 meshes the connection, storage rack 24 is equipped with the ascending circular arc chamber of opening 53, carousel chamber 25 upside inner wall sliding connection have with the right side elastic storage rack 35 that gear wheel 38 meshes the connection, elastic storage rack 35 with be connected with energy storage spring 36 between the disc 37, be located on the carousel chamber 25 rear side inner wall the fixed electro-magnet 40 that is equipped with of location axle 26 downside, the fixed dwang 34 that is located of bilateral symmetry of disc 37 upside that is equipped with on the rotation axis 30, the last fixed gripper that is equipped with of dwang 34, the fixed cleaning device 905 that is located on the rotation axis 30 disc 37 upside that is equipped with.

According to an embodiment, a detailed description is provided below for the ratchet device 901, where the ratchet device 901 includes a ratchet cavity 58 located in the sprocket 54, two pawls 57 that are centrosymmetric with respect to the moving shaft 15 are rotatably connected in the ratchet cavity 58, a driven shaft 55 located in the ratchet cavity 58 is disposed on the moving shaft 15, ratchets 56 that are in sliding contact with the pawls 57 and are distributed in an annular array are disposed on the driven shaft 55, the sprocket 54 drives the ratchets 56 to rotate through the pawls 57, the ratchets 56 drives the driven shaft 55 to rotate, the moving shaft 15 is fixedly disposed on the driven shaft 55, and when the sprocket 54 rotates reversely, the ratchets 56 do not rotate.

According to an embodiment, the following description details the replacing device 902, the replacing device 902 includes a replacing disk 64 fixedly connected to the right side of the connecting frame 23, a replacing disk cavity 59 is provided in the replacing disk 64, eight control panels 60 distributed in a circular array are fixedly provided on the inner wall of the left side of the replacing disk cavity 59, a grabbing plate 52 capable of being inserted into the circular cavity 53 is fixedly provided on the right side of the control panels 60, the front and rear width of the grabbing plate 52 is smaller than the front and rear width of the goods, so that the goods are in frictional contact with the upper side end face of the storage rack 24 when the grabbing plate 52 is located in the circular cavity 53.

According to the embodiment, the transmission device 800 is described in detail below, the transmission device 800 includes a rotating motor 41 located on the moving box 65, a right-angle push rod 20 is fixedly arranged on the left side of the moving box 65, a rotating shaft 22 is rotatably connected to the inner wall of the upper side of the housing cavity 12, an intermediate gear 66 is arranged on the lower side of the rotating shaft 22, a rack plate 61 meshed with the intermediate gear 66 is arranged on the vertical section of the right-angle push rod 20, a driven rod 18 meshed with the intermediate gear 66 is arranged on the front side of the intermediate gear 66, the left side of the driven rod 18 is slidably connected to a pushing track 19, and the pushing track 19 is arranged on the inner wall of the left side of the housing cavity 12 located on the lower side.

According to the embodiment, the linkage 903 is described in detail below, the linkage 903 includes a rear plate 49 fixedly connected to the rear side of the base 44, a fixed shaft 46 is connected to the rear plate 49 through rotation, an intermediate gear 45 is disposed on the fixed shaft 46, an intermediate rod 48 engaged with the intermediate gear 45 is dynamically connected to the upper side of the electric push rod 47, a rack rod 43 engaged with the lower side of the intermediate gear 45 is fixedly disposed on the right side of the movable box 65, when the push plate 50 moves up, the movable box 65 moves to the right side, and when the changing tray cavity 59 moves down, the movable box 65 moves to the left side.

According to the embodiment, the following detailed description is made on the cleaning device 905, the cleaning device 905 includes with the rotation axis 30 rotates the box 27 of connecting, be equipped with the case chamber 29 in the box 27, be equipped with the removal track 32 that the opening is right on the inner wall of case chamber 29 right side, sliding connection has slider 31 on the removal track 32, the fixed crank disc 28 that is located on the rotation axis 30 in the case chamber 29, crank disc 28 passes through the drive of crank block mechanism slider 31 horizontal slip, the fixed cleaning brush 33 that is equipped with in right side of slider 31 has played when the disc pivoted, can clean the effect of cabinet face.

The following detailed description of the steps of using the robotic arm device for facilitating counter goods exchange will be provided with reference to fig. 1 to 4: initially, a new style of goods is placed on the grabbing plate 52, the grabbing plate 52 at the lowest end is placed on the storage rack 24, when the counter 63 is conveyed to a position right above the pushing plate 50, the electric push rod 47 pushes the middle rod 48 and the pushing plate 50 to move upwards, meanwhile, the middle gear 45 is driven to rotate anticlockwise, the rack rod 43 moves rightwards, so that the moving box 65 also moves rightwards, when the elastic storage rack 35 is placed right below the goods, the disassembling and assembling mechanical arm 67 starts to operate, the goods fall onto the elastic storage rack 35, the large gear 38 is driven to rotate, the large gear 38 drives the large gear 38 at the other side to rotate through belt transmission, the storage rack 24 is driven to push the new goods upwards through the rack-and-pinion mechanism, meanwhile, the switch 62 turns on the rotating motor 41 through the electromagnet 40, the rotating shaft 30 starts to rotate, and the crank disc 28 drives the slider 31 to slide leftwards, after rotating half a circle, the switch 62 passes through the electromagnet 40, the rotating motor 41 stops, at this time, a new goods is loaded on the counter through the loading and unloading manipulator 67, then the electric push rod 47 drives the counter to descend, meanwhile, the moving box 65 moves towards the left side, the rack plate 61 is driven to move towards the left side, the driven rod 18 is driven to move towards the right through the rack-and-pinion mechanism, so that the grabbing plate 52 is inserted into the circular arc cavity 53, the old goods are supported, after the moving box moves to a certain distance, the right-angle push rod 20 pushes the right-angle spring baffle plate 13 to move towards the left, the right-angle spring baffle plate 13 drives the bevel gear shaft 21 to rotate through the bevel gear driving, the bevel gear shaft 21 drives the chain wheel 54 to rotate, the old goods on the grabbing plate 52 at the lowest end rotate, the new goods on the other grabbing plate 52 are rotated to the storage.

The invention has the beneficial effects that: when goods in the counter are too time, a worker can place new goods on the new goods rotating disc together without replacing the new goods one by one, then the counter is pushed away, the device can automatically take old goods down and replace the new goods, and the device can also clean glass above the counter when the goods are replaced, so that customers can better see the goods clearly.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (6)

1. The utility model provides a mechanical arm device convenient to counter goods are changed, includes the shell, its characterized in that: a casing cavity with a right opening is arranged in the casing, a slide rail is arranged on the inner wall of the left side of the casing cavity, a moving shaft is connected on the slide rail in a sliding manner, a right-angle spring baffle is arranged on the moving shaft, a deformation spring is connected between the right-angle spring baffle and the slide rail, a linkage device is arranged on the right-angle spring baffle and comprises a driving bevel gear shaft which is rotatably connected to the rear side of the casing cavity, a driving bevel gear is fixedly arranged on the driving bevel gear shaft, a bevel gear driven shaft is rotatably connected to the inner wall of the left side of the casing cavity, the driving bevel gear is in meshing connection with a driven bevel gear positioned on the bevel gear driven shaft, a bevel gear shaft is fixedly arranged on the bevel gear driven shaft and positioned on the right side of the driven bevel gear, a chain wheel which, the ratchet device has the function of preventing the reverse rotation, the right side of the chain wheel is fixedly provided with a connecting frame, the right side of the connecting frame is provided with a replacement device, the lower side of the shell cavity is provided with a base positioned on the right side of the slide rail, the upper side of the base is provided with a slide rail, the slide rail is connected with a movable box in a sliding way, the shell cavity is internally provided with a transmission device positioned on the left side of the movable box, the right side of the base is fixedly provided with an electric push rod, the upper side of the electric push rod is provided with a linkage device for controlling the simultaneous movement of two ends, the upper end of the movable box is fixedly provided with a rotating motor, the upper side of the rotating motor is connected with a rotating shaft in a power mode, the rotating shaft is fixedly provided with a disc, the disc is provided with a rotating device, the fixed gear wheel that is equipped with on the location axle, the epaxial position that is equipped with in location two about the pinion of gear wheel front side the pinion is connected through the belt drive, carousel chamber upside inner wall sliding connection have with the left side the storage rack that gear wheel engagement connects, the storage rack is equipped with the ascending circular arc chamber of opening, carousel chamber upside inner wall sliding connection have with the right side the elasticity storage rack that gear wheel engagement connects, elasticity storage rack with be connected with the energy storage spring between the disc, be located on the carousel chamber rear side inner wall the fixed electro-magnet that is equipped with of location axle downside, the fixed dwang that is equipped with on the rotation axis of disc upside's bilateral symmetry, the last fixed gripper that is equipped with of dwang, the fixed device that is equipped with on the rotation axis is located the cleaning device of disc upside.

2. The arm apparatus for facilitating counter goods exchange of claim 1, wherein: the ratchet device comprises a ratchet cavity located in the chain wheel, the ratchet cavity is connected with two pawls which are centrosymmetric and centered on the moving shaft in a rotating mode, the moving shaft is provided with a driven shaft located in the ratchet cavity, the driven shaft is provided with ratchets which are in sliding contact with the pawls and distributed in an annular array mode, the chain wheel drives the ratchets to rotate through the pawls, the ratchets rotate to drive the driven shaft to rotate, and the moving shaft is fixedly arranged on the driven shaft.

3. The arm apparatus for facilitating counter goods exchange of claim 1, wherein: the replacement device include with link right side fixed connection's replacement dish, be equipped with the replacement dish chamber in the replacement dish, the fixed eight control panels that are equipped with the annular array and distribute on the inner wall of replacement dish chamber left side, the fixed being equipped with in control panel right side can insert the board that snatchs in circular arc chamber, the preceding back width of grabbing the board is less than width around the goods.

4. The arm apparatus for facilitating counter goods exchange of claim 1, wherein: the transmission is including being located rotation motor on the movable box, the fixed right angle push rod that is equipped with in left side of movable box, it is connected with the axis of rotation to rotate on the shell chamber upside inner wall, the axis of rotation downside is equipped with the intermediate gear, be equipped with on the right angle push rod vertical section with the rack board that the intermediate gear meshing is connected, the front side of intermediate gear is equipped with the driven lever that the meshing is connected, driven lever left side sliding connection is on promoting the track, it establishes to be located the slide rail downside on the shell chamber left side inner wall.

5. The arm apparatus for facilitating counter goods exchange of claim 1, wherein: the linkage device comprises a rear plate fixedly connected with the rear side of the base, a fixed shaft is connected to the rear plate through rotation, an intermediate gear is arranged on the fixed shaft, an intermediate rod connected with the intermediate gear in a meshed mode is connected to the upper side of the electric push rod in a power connection mode, and a rack rod connected with the lower side of the intermediate gear in a meshed mode is fixedly arranged on the right side of the moving box.

6. The arm apparatus for facilitating counter goods exchange of claim 1, wherein: cleaning device include with the box that rotation axis rotated the connection, be equipped with the case chamber in the box, be equipped with the removal track that the opening was right on the inner wall of case chamber right side, sliding connection has the slider on the removal track, fixed being equipped with on the rotation axis is located the crank dish of case intracavity, the crank dish passes through slider-crank mechanism and drives the slider horizontal slip, the fixed cleaning brush that is equipped with in right side of slider.

Images