Christmas tree down spraying equipment

Abstract

The utility model relates to a Christmas tree down spraying device which comprises a mechanical arm, a flocking assembly, a cotton supply assembly and a glue supply assembly, and the mechanical arm drives the flocking assembly to spray down on a Christmas tree in front of the down spraying device; the flocking assembly comprises a cotton velvet spray head, a cotton velvet conveying pipe, a glue spray head and a glue conveying pipe, the cotton velvet spray head is communicated with the cotton supply assembly through the cotton velvet conveying pipe, and the glue spray head is communicated with the glue supply assembly through the glue conveying pipe; the mechanical arm comprises a base, a first supporting arm, a second supporting arm and a joint part, the first supporting arm is rotationally connected with the base, the second supporting arm is rotationally connected with the first supporting arm, the joint part is rotationally connected with the second supporting arm, and the cotton velvet spray head and the glue spray head are detachably connected with the joint part. By means of the down spraying device, down spraying can be conducted on the rotating Christmas tree at equal intervals, and down can be efficiently, evenly and stably planted on the Christmas tree.

Description

TECHNICAL FIELD

[0001] The utility model relates to christmas tree processing field especially is related to a christmas tree sprays equipment. BACKGROUND

[0002] Christmas tree is a kind of decoration of Christmas, is widely used.Christmas tree is the most commonly used artificial tree-shaped decoration in the activity of Christmas celebration.And sprays on Christmas tree, can let Christmas tree snowflake effect, can better increase holiday atmosphere.At present, most of Christmas tree sprays all adopt manual sprays, i.e. worker holds sprays gun and rotates Christmas tree and carries out sprays operation, to this repeatedly more whole tree sprays to finish.Such sprays efficiency is low and sprays uniformity, stability is poor, makes after sprays Christmas tree "snowflake" effect uneven, influence sense organ.Long-term work in such environment to health produces certain adverse effect. SUMMARY

[0003] Therefore, the utility model discloses the purpose at to overcome the defects or insufficiency of prior art, provide a kind of christmas tree sprays equipment.

[0004] To achieve the above object, the utility model adopts the following technical scheme: a kind of christmas tree sprays equipment, comprising:

[0005] Mechanical arm, flocking assembly, cotton supply component and glue supply component, the mechanical arm drives the flocking assembly and sprays Christmas tree in front of the sprays equipment;

[0006] The flocking assembly includes cotton flocking head, cotton flocking delivery pipe, glue spraying head, glue delivery pipe, the cotton flocking head is communicated with the cotton supply component by cotton flocking delivery pipe, the glue spraying head is communicated with the glue supply component by glue delivery pipe;

[0007] The mechanical arm includes base, first support arm, second support arm and joint part, the first support arm is rotatably connected with the base, the second support arm is rotatably connected with the first support arm, the joint part is rotatably connected with the second support arm, the cotton flocking head and the glue spraying head are detachably connected with the joint part.

[0008] Compared with prior art, the christmas tree sprays equipment provided by the utility model can realize the equal distance sprays to the rotating Christmas tree, and the flock is evenly and stably planted on the Christmas tree, so as to achieve the effect that the sprays amount on unit area is basically equal, and the sprays efficiency is improved.

[0009] Further, the mechanical arm comprises a first motor for driving the first supporting arm to rotate, a second motor for driving the second supporting arm to rotate, and a distance sensor fixed on the joint part, the distance sensor, the first motor and the second motor being electrically connected with a control unit to adjust the height of the mechanical arm and the distance between the mechanical arm and the Christmas tree.

[0010] Further, the mechanical arm further comprises a horizontal sensor and a third motor for driving the joint part to adjust the angle, the horizontal sensor and the third motor being electrically connected with the control unit to keep the angle between the joint part and the horizontal plane unchanged.

[0011] Further, the cotton spraying head is arranged above the glue spraying head, and the glue spraying head is inclined to the cotton spraying head, so that the spraying stroke of the glue intersects with the spraying stroke of the cotton.

[0012] Further, the cotton supply assembly comprises a cotton storage barrel, a first connecting pipe and a dispersion box, the cotton storage barrel is used for storing cotton material, one end of the first connecting pipe is connected with the top of the cotton storage barrel, and the other end is connected with the dispersion box, the dispersion box is provided with a stirring structure, and the dispersion box is communicated with the cotton conveying pipe; the cotton supply assembly transports the cotton material in the cotton storage barrel to the dispersion box through the first connecting pipe by negative pressure, and the stirring structure disperses the cotton material.

[0013] Further, the stirring structure comprises a rotating shaft and a driving motor, the rotating shaft is arranged horizontally or vertically, is rotationally connected with the dispersion box, and is driven by the driving motor fixedly installed outside the dispersion box; a plurality of stirring needles and / or stirring racks are fixed on the rotating shaft.

[0014] Further, the rotating shaft is arranged vertically, the stirring structure comprises a rotating table, the rotating table is rotationally connected with the bottom of the dispersion box, is driven by the driving motor fixedly installed outside the dispersion box, the rotating shaft is fixed on the rotating table, a plurality of material turning flaps are arranged around the rotating shaft and are fixed on the upper surface of the rotating table.

[0015] Further, the glue nozzle comprises a nozzle body and a nozzle cap sleeved on the head end of the nozzle body, and the nozzle cap is in threaded sealing connection with the nozzle body; a first chamber is formed in the middle of the inner part of the nozzle body, the nozzle body is provided with a glue inlet channel and a glue outlet port in communication with the first chamber, the glue inlet channel is in communication with the glue conveying pipe, and the glue outlet port is arranged at the head end of the nozzle body and in communication with the outside; a thimble valve is arranged at the end of the nozzle body away from the glue outlet port, a thimble of the thimble valve extends to the glue outlet port through the first chamber, and the end of the thimble is in sealing cooperation with the glue outlet port, and the thimble valve controls the thimble to slide in the first chamber to close or open the glue outlet port.

[0016] Further, the nozzle cap is provided with a through hole corresponding to the glue outlet port, the through hole is in gap cooperation with the glue outlet port to form an air channel, and the glue outlet port protrudes from the through hole of the nozzle cap.

[0017] Further, the nozzle body and the nozzle cap are provided with an annular air guide groove in communication with the through hole; an air inlet channel is formed in the side wall of the nozzle body, an air inlet of the air inlet channel is in communication with an external air source, and an air outlet is in communication with the air guide groove.

[0018] In order to better understand and implement, the technical scheme in the embodiments of the present application will be described in detail below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 A structural schematic view of a Christmas tree flocking equipment according to the embodiment is shown in the figure;

[0020] Figure 2 A structural schematic view of a cotton supply assembly of the flocking equipment is shown in the figure;

[0021] Figure 3 A structural schematic view of a cotton supply assembly according to one of the embodiments is shown in the figure;

[0022] Figure 4 A structural schematic view of a cotton supply assembly according to one of the embodiments is shown in the figure;

[0023] Figure 5 A structural schematic view of a flocking assembly is shown in the figure; Figure 1 A structural schematic view of a flocking assembly is shown in the figure;

[0024] Figure 6 A partial enlarged view of the figure is shown in the figure; Figure 5 A partial enlarged view of the figure is shown in the figure; DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the present application will be described in detail below with reference to the drawings.

[0026] Referring to Figure 1 The embodiment of the present application provides a Christmas tree flocking device, which comprises a mechanical arm 10, a flocking assembly 20, a cotton supply assembly 30 and a glue supply assembly. The mechanical arm 10 drives the flocking assembly 20 to flock a Christmas tree in front of the flocking device. The flocking assembly 20 comprises a cotton flocking head 21, a cotton flocking pipe 22, a glue spraying head 23 and a glue pipe 24. The cotton flocking head 21 is communicated with the cotton supply assembly 30 through the cotton flocking pipe 22, and the glue spraying head 23 is communicated with the glue supply assembly 40 through the glue pipe 24.

[0027] In some embodiments, the mechanical arm 10 comprises a base 11, a first supporting arm 12, a second supporting arm 13 and a joint part 14. The first supporting arm 12 is rotationally connected with the base 11, the second supporting arm 13 is rotationally connected with the first supporting arm 12, the joint part 14 is rotationally connected with the second supporting arm 13, and the flocking assembly 20 is detachably connected with the joint part 14. Specifically, the cotton flocking head 21 and the glue spraying head 23 are detachably connected with the joint part 14, and the cotton flocking pipe 22 and the glue pipe 24 are detachably connected with the first supporting arm 12 and / or the second supporting arm 13, so as to avoid the deformation of the pipes affecting the flocking effect during the flocking process. Preferably, the joint part 14 is arranged to be kept horizontal.

[0028] Further, the mechanical arm 10 further comprises a first motor 15 for driving the first supporting arm 12 to rotate, a second motor 16 for driving the second supporting arm 13 to rotate, and a third motor 17 for driving the joint part to adjust the angle. Referring to the drawings, the first motor 15 drives the first supporting arm 12 to rotate, and the second motor 16 drives the second supporting arm 13 to rotate, so that the mechanical arm 10 can realize the elongation and contraction actions, so as to adjust the height of the mechanical arm 10 and the distance between the mechanical arm 10 and the Christmas tree. The third motor drives the joint part 14 to rotate, so that the joint part 14 can realize the angle adjustment, thereby keeping the joint part 14, especially the cotton flocking head 21 and / or the glue spraying head 23 connected with the joint part 14, horizontal. Preferably, the rotation range of the first supporting arm 12 is 0-180°, the rotation range of the second supporting arm 13 is 0-360°, and the angle adjustment range of the joint part 14 is 0-180°. The mechanical arm 10 realizes the flocking of the Christmas tree by adjusting only the height of the joint part 14 and the distance between the joint part 14 and the Christmas tree, and cooperating with the rotation of the Christmas tree. Meanwhile, the joint part 14 can only rotate in the vertical plane and cannot realize the horizontal rotation action, thereby helping to keep the joint part 14 aligned with the rotation axis of the Christmas tree and improving the flocking effect.

[0029] Further, the mechanical arm 10 further comprises a distance sensor 18 fixed on the joint part 14, the distance sensor 18, the first motor 15, the second motor 16 and a control unit are electrically connected, the control unit is an existing controller, which will not be described herein. Since the Christmas tree is conical, when the mechanical arm 10 moves up and down in the vertical direction (adjusts the height), the distance sensor 18 senses the distance between the mechanical arm 10 and the branches and leaves of the Christmas tree through infrared sensing, and transmits the signal to the control unit, the control unit controls the first motor 15 and / or the second motor 16 according to the signal, thereby driving the first support arm 12 and / or the second support arm 13 to rotate, thereby driving the joint part 14 to move and adjust the distance between the joint part 14 and the branches and leaves of the Christmas tree, so that the distance between the joint part 14 and the branches and leaves of the Christmas tree remains fixed.

[0030] Further, the mechanical arm 10 further comprises a horizontal sensor 19 fixed on the joint part 14, the horizontal sensor 19 and the third motor are electrically connected with the control unit, the horizontal sensor 19 controls the third motor 17 to rotate by sensing the offset angle of the joint part 14, so that the joint part 14 remains horizontal or the included angle between the joint part 14 and the horizontal plane remains unchanged.

[0031] Further, the mechanical arm 10 further comprises a height sensor electrically connected with the control unit, the distance sensor 18 cooperates with the height sensor to determine the height of the Christmas tree, thereby determining the starting height of the spray, the spray time and / or the spray amount.

[0032] In some embodiments, the glue nozzle 23 is inclined to the cotton wool nozzle 21, so that the spray stroke of the glue intersects with the spray stroke of the cotton wool, so as to improve the mixing effect of the glue and the cotton wool.

[0033] Further, the cotton wool nozzle 21 is arranged directly above the glue nozzle 23, the cotton wool nozzle 21 is arranged horizontally, and the glue nozzle is arranged obliquely upward, so that the directions of the cotton wool nozzle 21 and the glue nozzle 23 form an angle of intersection. Preferably, the angle of intersection between the directions of the cotton wool nozzle 21 and the glue nozzle 23 is 10°-30°. In some embodiments, the cotton wool nozzle 21 is arranged obliquely downward, and the glue nozzle 23 is arranged obliquely upward.

[0034] Reference is made to Figures 2-4In some embodiments, the cotton supply assembly 30 comprises a cotton storage barrel 31 for storing cotton material, a first connecting pipe 32, and a dispersion box 33. One end of the first connecting pipe 32 is connected to the top of the cotton storage barrel 31, and the other end is connected to the dispersion box 33, so that the cotton storage barrel 31 and the dispersion box 33 are in communication. The dispersion box 33 is provided with a stirring structure 34. When the cotton supply assembly 30 is used, the cotton material in the cotton storage barrel 31 is transported into the dispersion box 33 through the first connecting pipe 32 by negative pressure. The stirring structure 34 operates to break up the cotton material, making it more fluffy.

[0035] Further, the stirring structure 34 comprises a rotating shaft 341 and a driving motor. The rotating shaft 341 is horizontally or vertically arranged and rotationally connected to the dispersion box 33 and is driven by the driving motor fixedly installed outside the dispersion box 33. A plurality of stirring needles 342 and / or stirring racks 345 are fixedly arranged on the rotating shaft 341, and the stirring needles 342 are uniformly distributed on the outer surface of the rotating shaft 341.

[0036] In some embodiments, the rotating shaft 341 is vertically arranged, the stirring structure 34 comprises a rotating table 343, the rotating table 343 is rotationally connected to the bottom of the dispersion box 33 and is driven by the driving motor fixedly installed outside the dispersion box 33, and the rotating shaft 341 is fixedly arranged on the rotating table 343. Preferably, a plurality of material turning flaps 344 are arranged on the rotating table 343 around the rotating shaft, the material turning flaps 344 rotate with the rotating table 343 to continuously turn the cotton material accumulated at the bottom of the dispersion box, prevent the cotton material from accumulating, and improve the dispersion effect. More preferably, the material turning flaps 344 are uniformly distributed on the upper surface of the rotating table 343.

[0037] In some embodiments, the rotating shaft 341 is horizontally arranged. Further, the dispersion box 33 is further provided with a gas injection structure comprising a plurality of gas injection heads 351, a gas injection pipe 352, and a heating device. The gas injection heads 351 are fixedly arranged on the inner wall of the dispersion box 33, on the bottom and / or side wall of the dispersion box 33, and are in communication with the heating device 353 through the gas injection pipe 352. The heating device is used for heating air, and the gas injection heads 351 transport the heated air from the heating device 353 into the dispersion box 33 to disperse and dry the cotton material, avoiding the cotton material from being damp and clumping.

[0038] In some embodiments, the inner wall of the dispersion box 32 is provided with a grid structure or a flow guide groove.

[0039] Further, the dispersion box 33 is communicated with the lint nozzle 21 through the lint conveying pipe 22, and the lint supplying assembly 30 further comprises a first air pump 36 for spraying the lint material in the dispersion box 33 out of the lint nozzle 21 through the lint conveying pipe 22. Preferably, a control valve is arranged in the lint conveying pipe 22 for controlling the amount of sprayed lint. More preferably, the lint conveying pipe 22 is arranged at a side of the dispersion box 33 away from the first connecting pipe 32, so that the lint material can be fully dispersed before entering the lint conveying pipe 22.

[0040] In some embodiments, the glue supplying assembly comprises a glue storage barrel and a glue spraying pump, the glue storage barrel is communicated with the glue nozzle through the glue conveying pipe, and the glue spraying pump provides power for spraying the glue liquid.

[0041] Referring to Figures 5-6 In some embodiments, the glue nozzle 23 comprises a nozzle body 231 and a nozzle cap 232 sleeved on a head end of the nozzle body 231, and the nozzle cap 232 is threadedly and sealingly connected with the nozzle body 231. A first chamber 233 is arranged at an inner middle position of the nozzle body 231, and the nozzle body 231 is provided with a glue inlet channel 231a and a glue spraying opening 231b, the glue inlet channel 231a is used for communicating the glue conveying pipe 24 and the first chamber 233, and the glue spraying opening 231b is arranged at the head end of the nozzle body 231, one end of which is communicated with the first chamber 233 and the other end of which is communicated with the outside. A thimble valve 234 is arranged at an end of the nozzle body 231 away from the glue spraying opening 231b, a thimble 235 of the thimble valve 234 extends through the first chamber 233 to the glue spraying opening 231b, and an end of the thimble 235 can sealingly cooperate with the glue spraying opening 231b. The thimble valve 234 controls the thimble 235 to slide in the first chamber 233 to close or open the glue spraying opening 231b, so as to avoid the glue in the nozzle body 231 from being dried by contacting with the outside air when the glue spraying is stopped.

[0042] Further, the seal passage 231c is provided at one end of the glue nozzle 231b of the glue nozzle body 231, and the two ports of the seal passage 231c are provided with annular abutting portions. The thimble 235 is slidably arranged in the seal passage 231c, and a sealing element 236 is fixedly arranged on the thimble 235. The sealing element 236 is located in the seal passage 231c. When the thimble 235 closes or opens the glue nozzle, the sealing element 236 abuts against one of the annular abutting portions to seal the seal passage 231c, so as to prevent glue from entering the thimble valve 234. In some embodiments, the thimble valve 234 is pneumatically controlled. Preferably, the sealing element 236 is a fixed block, and a sealing gasket is arranged around the fixed block to form a sealing fit with the inner wall of the seal passage 231c and / or the annular abutting portion.

[0043] Further, the glue nozzle cap 232 is provided with a through hole 237 corresponding to the glue nozzle 231b, and the through hole 237 is in clearance fit with the glue nozzle 231b to form an air passage. Preferably, the glue nozzle 231b protrudes from the through hole 237 of the glue nozzle cap 232, so as to prevent glue from remaining in the through hole 237 and blocking the through hole 237.

[0044] Further, the glue nozzle body 231 and the glue nozzle cap 232 have an annular air guide groove 238 therebetween, and the air guide groove 238 is in communication with the through hole 237. The side wall of the glue nozzle body 231 is provided with an air inlet channel 239 located beside the first chamber 233. The air inlet of the air inlet channel 239 is in communication with an external air source, and the air outlet of the air inlet channel 239 is in communication with the air guide groove 238.

[0045] Further, the inner cavity of the end of the glue nozzle cap 232 is designed as a tapered cavity with a gradually decreasing diameter in the direction close to the through hole 237, so as to facilitate the contraction and rotation of the air inlet and form uniform annular air to blow the glue from the glue nozzle 231b in all directions, thereby achieving good atomization effect.

[0046] Further, the glue nozzle body 231 is provided with a heating element 241 on the outside, which is used to heat the glue nozzle 231 when it is used each time, so as to melt the dry glue in the glue nozzle 231 and avoid affecting the glue spraying effect.

[0047] Compared with the prior art, the technical scheme of the present application has the following advantages:

[0048] (1) The mechanical arm is arranged to spray glue on the rotating Christmas tree at equal distances, so as to achieve the effect that the glue spraying amount on the unit area is basically equal.

[0049] (2) By setting the dispersion tank and stirring structure, avoid the cotton material into a group to improve the dispersibility of the cotton material, so that it can be evenly planted on the Christmas tree.

[0050] (3) By setting the annular air guide groove, the atomization effect of the glue is improved, the glue is uniformly sprayed on the Christmas tree or uniformly mixed with the cotton material, thereby improving the uniformity of the sprayed cotton on the Christmas tree.

[0051] The above-described embodiments only express several embodiments of the present application, and the description is more specific and detailed, but it should not be understood as a limitation on the scope of the application. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, and the present application also intends to include these changes and modifications.

Claims

1. A Christmas tree spray apparatus, characterised in that, The application relates to a Christmas tree spraying device, which comprises a mechanical arm, a flocking assembly, a cotton supply assembly and a glue supply assembly, wherein the mechanical arm drives the flocking assembly to spray cotton on a Christmas tree in front of the Christmas tree spraying device. The flocking assembly comprises a cotton spraying head, a cotton conveying pipe, a glue spraying head and a glue conveying pipe, the cotton spraying head is communicated with the cotton supply assembly through the cotton conveying pipe, and the glue spraying head is communicated with the glue supply assembly through the glue conveying pipe. The mechanical arm comprises a base, a first supporting arm, a second supporting arm and a joint part, the first supporting arm is rotationally connected with the base, the second supporting arm is rotationally connected with the first supporting arm, the joint part is rotationally connected with the second supporting arm, and the cotton spraying head and the glue spraying head are detachably connected with the joint part. The mechanical arm comprises a first motor for driving the first supporting arm to rotate, a second motor for driving the second supporting arm to rotate and a distance sensor, the distance sensor is fixedly arranged on the joint part, and the distance sensor, the first motor and the second motor are electrically connected with a control unit so as to adjust the height of the mechanical arm and the distance between the mechanical arm and the Christmas tree.

2. The apparatus of claim 1, wherein the apparatus is configured to be mounted on a Christmas tree. The mechanical arm further comprises a horizontal sensor and a third motor for driving the joint part to adjust the angle, and the horizontal sensor and the third motor are electrically connected with the control unit so as to keep the included angle between the joint part and a horizontal plane unchanged.

3. The apparatus of claim 2, wherein the plurality of needles are arranged in a plurality of rows, and the plurality of rows are arranged in a plurality of columns. The cotton spraying head is arranged above the glue spraying head, the glue spraying head is inclined to the cotton spraying head, and the spraying stroke of the glue intersects with the spraying stroke of the cotton.

4. The apparatus of claim 3, wherein the plurality of needles are arranged in a plurality of rows, and the plurality of rows are arranged in a plurality of columns. The cotton supply assembly comprises a cotton storage barrel, a first connecting pipe and a dispersion box, the cotton storage barrel is used for storing cotton material, one end of the first connecting pipe is connected with the top of the cotton storage barrel, and the other end is connected with the dispersion box, the dispersion box is provided with a stirring structure, and the dispersion box is communicated with the cotton conveying pipe; the cotton material in the cotton storage barrel is transported into the dispersion box through the first connecting pipe by negative pressure, and the stirring structure disperses the cotton material.

5. The apparatus of claim 4, wherein the plurality of needles are arranged in a plurality of rows, each row having a plurality of needles, and the plurality of rows are arranged in a plurality of columns, each column having a plurality of rows of needles. The stirring structure comprises a rotating shaft and a driving motor, the rotating shaft is arranged horizontally or vertically, rotationally connected with the dispersion box and driven by the driving motor fixedly arranged outside the dispersion box, and a plurality of stirring needles and / or stirring frames are fixedly arranged on the rotating shaft.

6. The apparatus of claim 5, wherein the plurality of needles are arranged in a plurality of rows, and the plurality of rows are arranged in a plurality of columns. The rotating shaft is arranged vertically, the stirring structure comprises a rotating table, the rotating table is rotationally connected with the bottom of the dispersion box and driven by the driving motor fixedly arranged outside the dispersion box, the rotating shaft is fixedly arranged on the rotating table, a plurality of material turning blades are arranged around the rotating shaft, and the rotating table is fixedly arranged on the upper surface of the rotating table.

7. The apparatus of claim 6, wherein the plurality of needles are arranged in a plurality of rows, and the plurality of rows are arranged in a plurality of columns. ​ 8. The Christmas tree spraying equipment according to claim 7, characterized in that, The glue nozzle comprises a nozzle body and a nozzle cap sleeved on the head end of the nozzle body, and the nozzle cap is threadedly and sealingly connected with the nozzle body; a first chamber is formed in the middle of the inner part of the nozzle body, the nozzle body is provided with a glue inlet channel and a glue outlet port which are in communication with the first chamber, the glue inlet channel is in communication with the glue conveying pipe, and the glue outlet port is arranged at the head end of the nozzle body and in communication with the outside; a thimble valve is arranged at the end of the nozzle body away from the glue outlet port, a thimble of the thimble valve extends to the glue outlet port through the first chamber, the end of the thimble is sealingly matched with the glue outlet port, and the thimble valve controls the thimble to slide in the first chamber to close or open the glue outlet port.

9. The Christmas tree spray apparatus of claim 8, wherein, The nozzle cap is provided with a through hole corresponding to the glue outlet port, the through hole is gap-matched with the glue outlet port to form an air channel, and the glue outlet port protrudes from the through hole of the nozzle cap.

10. The Christmas tree spray apparatus of claim 9, wherein, An annular air guide groove is arranged between the nozzle body and the nozzle cap, the air guide groove is in communication with the through hole, a side wall of the nozzle body is provided with an air inlet channel, an air inlet of the air inlet channel is in communication with an external air source, and an air outlet is in communication with the air guide groove.

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