CN213291349U - Coating device for 3D printer - Google Patents

Abstract

The utility model discloses a coating device for a 3D printer, which comprises a spraying device and an operating platform, wherein the operating platform is arranged on the spraying device, a connecting rod of an adjusting knob penetrates through the side wall of a limiting cylinder and extends to the interior of the limiting cylinder, the tail end of the connecting rod is fixedly connected with a transmission gear, a connecting rack is sleeved inside the limiting cylinder, the connecting rack is meshed with the transmission gear to be fixed, the lower end of the connecting rack is provided with a printing nozzle through the matching of a fixed sleeve rod and a fixed sleeve clamp, the printing nozzle is suspended at the upper end of the operating platform by utilizing the matching of the connecting rack and the transmission gear, the connecting rack is meshed with the limiting cylinder to realize the dismounting and the printing nozzle, the operation is fast and convenient, the outer wall of the front side of the connecting rack is uniformly provided with scale marks, the adjusting knob is utilized to control the rotation of the transmission gear to, the printing nozzle is ensured to be in a proper spraying distance, and the printing nozzle is convenient and practical.

Description

Coating device for 3D printer

Technical Field

The utility model relates to a printer equipment technical field specifically is a coating device for 3D printer.

Background

3D printing (3DP), a technique for constructing objects by layer-by-layer printing using bondable materials such as powdered metals or plastics based on digital model files, is one of the rapid prototyping techniques, also known as additive manufacturing. 3D printing is typically achieved using digital technology material printers. The method is often used for manufacturing models in the fields of mold manufacturing, industrial design and the like, and is gradually used for directly manufacturing some products, and parts printed by the technology are already available. The technology has applications in jewelry, footwear, industrial design, construction, engineering and construction (AEC), automotive, aerospace, dental and medical industries, education, geographic information systems, civil engineering, firearms, and other fields.

However, when the coating device of the existing 3D printer is used for spray printing, the sprayed fluid colloid material can emit some irritant or harmful gases, which are not treated, and the emitted gases are harmful to human health and pollute the environment; and the shower nozzle installation fixed mode of the coating device of current 3D printer is loaded down with trivial details, in case the shower nozzle goes wrong, dismantles and changes the comparison trouble.

Therefore, we propose a coating apparatus for a 3D printer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coating device for 3D printer prints the shower nozzle and establishes on the outer wall of fixed external member through spacing section of thick bamboo, adjust knob, drive gear and the fixed loop bar of connecting rack cooperation and fixed cover clamp to set up the operation panel that has air exhaust fan and cartridge filter in the backup pad upper end of printing the shower nozzle bottom, thereby solved the problem that proposes in the above-mentioned background.

In order to achieve the above object, the utility model provides a following technical scheme: a coating device for a 3D printer comprises a spraying device and an operation table, wherein the operation table is arranged on the spraying device, the spraying device comprises a support plate, an electric cylinder, an electric slider, a vertical plate, a slide rod, a spraying mechanism, a motor and a screw rod, the electric cylinder is respectively arranged at the edge of two sides of the upper end of the support plate in parallel, the electric slider is respectively arranged in a chute inner cavity at the top of the electric cylinder, the vertical plate is respectively and fixedly connected to the top of the electric slider, the slide rod is integrally arranged between the opposite side walls of the vertical plate, the spraying mechanism is movably sleeved on the outer wall of the slide rod, the motor is arranged on the side wall of the vertical plate at one side of the spraying mechanism through a fixing bolt, a transmission shaft of the motor penetrates through the side wall of the vertical plate and extends to the other end of the vertical plate, the, the lower end of the spraying mechanism is provided with an operating platform;

the operation panel includes the base, the mounting groove, the fixed plate, the colloid groove, air exhaust fan, cartridge filter and drainage tube, the base sets up in the backup pad upper end of spraying mechanism bottom, and constitute the integral type structure between base and backup pad, the mounting groove has been seted up to the upper end of base, the fixed plate is installed to the bottom plate upper end of mounting groove, and the colloid groove has been seted up to the upper end of fixed plate, air exhaust fan installs in base both sides outer wall middle part department through fixing bolt respectively, and threaded connection has the cartridge filter on air exhaust fan's play feed cylinder output port outer wall, the drainage tube sets up and is close to bottom department on.

Furthermore, the motor is externally connected with a power supply through a lead, and is a positive and negative rotation asynchronous motor with the model number of 5RK60 GU-CF.

Further, the spraying mechanism comprises a fixing sleeve piece, a limiting barrel, an adjusting knob, a transmission gear and a connecting rack, the fixing sleeve piece is movably sleeved on the outer wall of the sliding rod through a mounting hole in the side wall, the fixing sleeve piece is sleeved on the outer wall of the screw rod above the sliding rod in a threaded manner, the limiting barrel is integrally arranged on the outer wall of the front face of the fixing sleeve piece, a connecting rod of the adjusting knob penetrates through the side wall of the limiting barrel and extends to the inside of the limiting barrel, the transmission gear is fixedly connected to the tail end of the connecting rod of the adjusting knob in the limiting barrel, the connecting rack is sleeved inside the limiting barrel, and the connecting rack is fixed through.

Further, the lower extreme of connecting the rack runs through the bottom plate of spacing section of thick bamboo and extends to its bottom, has cup jointed fixed loop bar on the outer wall of connecting the rack bottom, and the one end fixedly connected with fixed collet chuck that connecting the rack was kept away from to fixed loop bar, and the fixed shower nozzle of printing of inner chamber centre gripping of fixed collet chuck, the lower extreme of printing the shower nozzle is pressed close to with the colloid tank bottom plate.

Furthermore, scale marks are evenly arranged on the outer wall of the front face of the connecting rack, and the bottom end of the connecting rack penetrates through one end of the fixed sleeve rod and then is limited and fixed through a limiting block formed by riveting and upsetting.

Further, ventilation pipeline has been seted up to the inside fixed plate top surface department that corresponds of lateral wall of base, and ventilation pipeline is linked together with air exhaust fan's air intake, and has seted up the vent on the mounting groove lateral wall that ventilation pipeline is close to fixed plate one side respectively, and the vent all corresponds the setting of fixed plate top surface.

Furthermore, a gap is formed between the fixing plate and the side wall of the mounting groove, and the height of the top surface of the fixing plate is lower than that of the notch of the mounting groove.

Further, the cartridge filter includes the barrel, crosses filter pulp, active carbon filter plate and mint fibre filter plate, and the barrel screw thread cup joints on the outer wall of air exhaust fan play dryer air-out port, and the barrel is inside to be close to air exhaust fan one side and has laid and cross filter pulp, and active carbon filter plate and mint fibre filter plate are respectively in proper order the screw thread cup joint inside the barrel.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a coating device for 3D printer, adjust knob's connecting rod runs through spacing section of thick bamboo's lateral wall and extends to its inside and terminal fixed connection drive gear, connecting rack cup joints inside spacing section of thick bamboo, and connecting rack is fixed through meshing mutually with drive gear, the lower extreme of connecting rack sets up through the cooperation of fixed loop bar and fixed jacket clamp and prints the shower nozzle, thereby utilize connecting rack cooperation drive gear will print the shower nozzle suspension in the upper end of operation panel, thereby through connecting the dismouting that the shower nozzle was printed in the spacing section of thick bamboo realization of rack toothing business turn over, the operation is convenient fast.

2. The utility model provides a coating device for 3D printer evenly sets up the scale mark on the positive outer wall of connecting rack, utilizes adjust knob control drive gear rotatory to drive through connecting rack and print the shower nozzle and reciprocate, realized printing the accurate altitude mixture control of shower nozzle, guarantee to print the shower nozzle and be in suitable spraying distance, convenient practicality.

3. The utility model provides a coating device for 3D printer, set up mounting groove installation fixed plate in the upper end of base, and set up the colloidal groove on the fixed plate, be provided with the gap between fixed plate and mounting groove lateral wall, and the notch height of the high bottom mounting groove of top surface of fixed plate, and be close to bottom department on base one side outer wall and set up drainage tube intercommunication mounting groove, when colloidal groove internal spraying fluid material is too much, in the gap between unnecessary material overflow fixed plate and mounting groove lateral wall, the rethread drainage tube is drawn forth and is collected, avoid causing the material extravagant and make dirty operation panel.

4. The utility model provides a coating device for 3D printer, the inside fixed plate top surface department that corresponds of lateral wall at the base has seted up air pipe, air pipe is linked together with air exhaust fan's air intake, and air pipe has seted up the vent on being close to the mounting groove lateral wall of fixed plate one side respectively, the vent all corresponds the setting of fixed plate top surface, when carrying out the spraying operation, the irritability and the harmful gas that fluid material gived off pass through the vent and air pipe carry to air exhaust fan air outlet cylinder terminal cartridge filter, through the filter pulp, activated carbon filter plate and mint fiber filter plate filter, avoid irritability and harmful gas loss to come out and cause harm.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the spraying device of the present invention;

FIG. 3 is a schematic structural view of the spraying mechanism of the present invention;

FIG. 4 is a schematic structural view of the operation table of the present invention;

fig. 5 is a cross-sectional view of the filter cartridge of the present invention.

In the figure: 1. a spraying device; 11. a support plate; 12. an electric cylinder; 13. an electric slider; 14. a vertical plate; 15. A slide bar; 16. a spraying mechanism; 161. a fixation kit; 162. a limiting cylinder; 163. adjusting a knob; 164. a transmission gear; 165. connecting the racks; 166. fixing the loop bar; 167. fixing the sleeve clamp; 168. printing a spray head; 17. A motor; 18. a screw; 2. an operation table; 21. a base; 22. mounting grooves; 23. a fixing plate; 24. a colloid tank; 25. an air exhaust fan; 26. a filter cartridge; 261. a barrel; 262. filtering cotton; 263. an active carbon filter plate; 264. a mint fiber filter plate; 27. a drainage tube; 28. a ventilation duct; 29. and a vent.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a coating device for a 3D printer comprises a coating device 1 and an operation table 2, wherein the operation table 2 is disposed on the coating device 1, the coating device 1 comprises a support plate 11, an electric cylinder 12, an electric slider 13, a vertical plate 14, a slide rod 15, a coating mechanism 16, a motor 17 and a screw 18, the electric cylinder 12 is disposed at two side edges of the upper end of the support plate 11 in parallel, the electric slider 13 is disposed in a chute cavity at the top of the electric cylinder 12, the vertical plate 14 is fixed at the top of the electric slider 13, the slide rod 15 is disposed between opposite side walls of the vertical plate 14, the coating mechanism 16 is movably sleeved on the outer wall of the slide rod 15, the motor 17 is mounted on the side wall of the vertical plate 14 at one side of the coating mechanism 16 through a fixing bolt, the motor 17 is externally connected with a power supply through a wire, and the motor 17 is a forward and reverse asynchronous motor, and the transmission shaft of motor 17 runs through the lateral wall of riser 14 and extends to its other end, and motor 17 transmission shaft end is fixed even through the shaft coupling with the one end of screw rod 18, and the other end of screw rod 18 runs through and the screw thread cup joints in the inside of spraying mechanism 16, and spraying mechanism 16 lower extreme sets up operation panel 2.

Referring to fig. 3, a coating apparatus for a 3D printer, a spraying mechanism 16 includes a fixing sleeve 161, a limiting cylinder 162, an adjusting knob 163, a transmission gear 164 and a connecting rack 165, the fixing sleeve 161 is movably sleeved on an outer wall of a sliding rod 15 through a mounting hole on a side wall, the fixing sleeve 161 is screwed on an outer wall of a screw 18 above the sliding rod 15, the limiting cylinder 162 is integrally arranged on an outer wall of a front surface of the fixing sleeve 161, a connecting rod of the adjusting knob 163 penetrates through the side wall of the limiting cylinder 162 and extends into the limiting cylinder 162, a transmission gear 164 is fixedly connected to a tail end of the adjusting knob 163 inside the limiting cylinder 162, the connecting rack 165 is sleeved inside the limiting cylinder 162, the connecting rack 165 is fixed by being engaged with the transmission gear 164, a lower end of the connecting rack 165 penetrates through a bottom plate of the limiting cylinder 162 and extends to a bottom thereof, a fixing sleeve rod 166 is sleeved on an outer wall, evenly be provided with the scale mark on the front outer wall of connecting rack 165, and the bottom of connecting rack 165 runs through behind the one end of fixed loop bar 166 and forms the stopper through the riveting mound and carry on spacing fixedly to it, and fixed loop bar 166 keeps away from the one end fixedly connected with fixed collet 167 of connecting rack 165, and the fixed shower nozzle 168 that prints of inner chamber centre gripping of fixed collet 167, and the lower extreme of printing shower nozzle 168 is pressed close to mutually with colloid groove 24 bottom plate.

Referring to fig. 4, a coating apparatus for a 3D printer, an operation table 2 includes a base 21, a mounting groove 22, a fixing plate 23, a colloid groove 24, an air extractor 25, a filter cartridge 26 and a drainage tube 27, the base 21 is disposed at the upper end of a support plate 11 at the bottom of a spraying mechanism 16, and the base 21 and the support plate 11 form an integrated structure, the mounting groove 22 is disposed at the upper end of the base 21, the fixing plate 23 is mounted at the upper end of a bottom plate of the mounting groove 22, a gap is disposed between the fixing plate 23 and a side wall of the mounting groove 22, the height of the top surface of the fixing plate 23 is equal to the height of a notch of the mounting groove 22, the colloid groove 24 is disposed at the upper end of the fixing plate 23, the air extractor 25 is respectively mounted at the middle parts of outer walls at two sides of the base 21 by fixing, and the drainage tube 27 communicates the mounting groove 22, the inside of the sidewall of the base 21 has ventilation ducts 28 corresponding to the top surface of the fixing plate 23, the ventilation ducts 28 communicate with the air inlet of the air exhaust fan 25, and the side walls of the mounting groove 22 on the side of the ventilation ducts 28 close to the fixing plate 23 have ventilation openings 29 respectively, and the ventilation openings 29 are all disposed corresponding to the top surface of the fixing plate 23.

Referring to fig. 5, in the coating apparatus for a 3D printer, the filter cartridge 26 includes a cylinder 261, filter cotton 262, an activated carbon filter plate 263 and a mint fiber filter plate 264, the cylinder 261 is screwed on the outer wall of the outlet port of the outlet duct of the air exhaust fan 25, the filter cotton 262 is laid inside the cylinder 261 near the air exhaust fan 25, and the activated carbon filter plate 263 and the mint fiber filter plate 264 are respectively screwed inside the cylinder 261.

In summary, the following steps: the utility model provides a coating device for 3D printer, the connecting rod of adjust knob 163 runs through the lateral wall of a spacing section of thick bamboo 162 and extends to its inside and terminal fixed connection drive gear 164, connecting rack 165 cup joints in a spacing section of thick bamboo 162 inside, and connecting rack 165 fixes through meshing with drive gear 164, the lower extreme of connecting rack 165 sets up through the cooperation of fixed loop bar 166 and fixed collet 167 and prints shower nozzle 168, utilize connecting rack 165 to cooperate drive gear 164 will print shower nozzle 168 and suspend in midair in the upper end of operation panel 2, through connecting rack 165 meshing business turn over spacing section of thick bamboo 162 and realize printing shower nozzle 168's dismouting, it is convenient fast to operate; scale marks are uniformly arranged on the outer wall of the front face of the connecting rack 165, and the adjusting knob 163 is used for controlling the transmission gear 164 to rotate, so that the printing spray head 168 is driven to move up and down through the connecting rack 165, the accurate height adjustment of the printing spray head 168 is realized, the printing spray head 168 is ensured to be in a proper spraying distance, and the device is convenient and practical; the upper end of a base 21 is provided with a mounting groove 22 for mounting a fixing plate 23, the upper end of the fixing plate 23 is provided with a colloid groove 24, a gap is arranged between the fixing plate 23 and the side wall of the mounting groove 22, the height of the top surface of the fixing plate 23 is lower than the height of the notch of the mounting groove 22, a drainage tube 27 is arranged on the outer wall of one side of the base 21 near the bottom to be communicated with the mounting groove 22, when too much fluid material is sprayed in the colloid groove 24, redundant material overflows into the gap between the fixing plate 23 and the side wall of the mounting groove 22 and is led out through the drainage tube 27 for collection, and material waste and pollution of; the inside fixed plate 23 top surface department of corresponding of lateral wall at base 21 has seted up ventilation pipe 28, ventilation pipe 28 is linked together with air exhaust fan 25's air intake, and ventilation pipe 28 has seted up vent 29 on being close to the mounting groove 22 lateral wall on one side of fixed plate 23 respectively, vent 29 all corresponds fixed plate 23 top surface setting, when carrying out the spraying operation, the irritability and the harmful gas that fluid material gived off pass through vent 29 and ventilation pipe 28 and carry to air exhaust fan 25 terminal cartridge filter 26 of air outlet, through filter pulp 262, active carbon filter plate 263 and mint fiber filter plate 264 filter, avoid irritability and harmful gas loss to come out and cause harm.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a coating device for 3D printer, includes spraying device (1) and operation panel (2), and operation panel (2) set up on spraying device (1), its characterized in that: the spraying device (1) comprises a supporting plate (11), an electric cylinder (12), an electric sliding block (13), a vertical plate (14), a sliding rod (15), a spraying mechanism (16), a motor (17) and a screw rod (18), wherein the electric cylinder (12) is respectively arranged on the two side edges of the upper end of the supporting plate (11) in parallel, the electric sliding block (13) is respectively arranged in a chute inner cavity at the top of the electric cylinder (12), the vertical plate (14) is respectively and fixedly connected to the top of the electric sliding block (13), the integrated sliding rod (15) is arranged between the opposite side walls of the vertical plate (14), the spraying mechanism (16) is movably sleeved on the outer wall of the sliding rod (15), the motor (17) is installed on the side wall of the vertical plate (14) at one side of the spraying mechanism (16) through a fixing bolt, the transmission shaft of the motor (17) penetrates through the side wall of the vertical plate (14) and extends to the other end, the other end of the screw (18) penetrates through and is in threaded sleeve connection with the inside of the spraying mechanism (16), and the lower end of the spraying mechanism (16) is provided with an operating platform (2);

the operating platform (2) comprises a base (21), a mounting groove (22), a fixing plate (23), a colloid groove (24), an air exhaust fan (25), a filter cylinder (26) and a drainage tube (27), the base (21) is arranged at the upper end of a support plate (11) at the bottom of the spraying mechanism (16), and an integrated structure is formed between the base (21) and the supporting plate (11), the upper end of the base (21) is provided with an installation groove (22), the upper end of the bottom plate of the installation groove (22) is provided with a fixing plate (23), and the upper end of the fixed plate (23) is provided with a colloid groove (24), an air exhaust fan (25) is respectively arranged at the middle parts of the outer walls at the two sides of the base (21) through fixed bolts, and the outer wall of the outlet of the air outlet cylinder of the air exhaust fan (25) is connected with a filter cylinder (26) in a threaded manner, a drainage tube (27) is arranged on the outer wall of one side of the base (21) and close to the bottom, and the drainage tube (27) is communicated with the mounting groove (22).

2. A coating apparatus for a 3D printer according to claim 1, characterized in that: the motor (17) is externally connected with a power supply through a lead, and the motor (17) is a forward and reverse rotation asynchronous motor with the model number of 5RK60 GU-CF.

3. A coating apparatus for a 3D printer according to claim 1, characterized in that: the spraying mechanism (16) comprises a fixing sleeve piece (161), a limiting barrel (162), an adjusting knob (163), a transmission gear (164) and a connecting rack (165), the fixing sleeve piece (161) is movably sleeved on the outer wall of the sliding rod (15) through a mounting hole in the side wall, the fixing sleeve piece (161) is sleeved on the outer wall of a screw rod (18) above the sliding rod (15) in a threaded manner, the limiting barrel (162) is integrally arranged on the outer wall of the front face of the fixing sleeve piece (161), a connecting rod of the adjusting knob (163) penetrates through the side wall of the limiting barrel (162) and extends into the limiting barrel, the tail end of the connecting rod of the adjusting knob (163) in the limiting barrel (162) is fixedly connected with the transmission gear (164), the connecting rack (165) is sleeved inside the limiting barrel (162), and the connecting rack (165) is fixed by being meshed with the transmission.

4. A coating apparatus for a 3D printer according to claim 3, characterized in that: the lower extreme of connecting rack (165) runs through the bottom plate of spacing section of thick bamboo (162) and extends to its bottom, has cup jointed fixed loop bar (166) on the outer wall of connecting rack (165) bottom, and one end fixedly connected with fixed collet (167) of connecting rack (165) are kept away from in fixed loop bar (166), and fixed print shower nozzle (168) of the inner chamber centre gripping of fixed collet (167), and the lower extreme of printing shower nozzle (168) is pressed close to mutually with colloid groove (24) bottom plate.

5. A coating apparatus for a 3D printer according to claim 4, characterized in that: scale marks are uniformly arranged on the outer wall of the front face of the connecting rack (165), and the bottom end of the connecting rack (165) penetrates through one end of the fixed sleeve rod (166) and then is limited and fixed by a limiting block formed by riveting and upsetting.

6. A coating apparatus for a 3D printer according to claim 1, characterized in that: ventilating duct (28) have been seted up to the inside fixed plate (23) top surface department that corresponds of lateral wall of base (21), and ventilating duct (28) are linked together with the air intake of air exhaust fan (25), and have seted up vent (29) on mounting groove (22) lateral wall that ventilating duct (28) are close to fixed plate (23) one side respectively, and vent (29) all correspond fixed plate (23) top surface setting.

7. A coating apparatus for a 3D printer according to claim 1, characterized in that: a gap is formed between the fixing plate (23) and the side wall of the mounting groove (22), and the height of the top surface of the fixing plate (23) is lower than that of the notch of the mounting groove (22).

8. A coating apparatus for a 3D printer according to claim 1, characterized in that: cartridge filter (26) include barrel (261), filter pulp (262), active carbon filter plate (263) and mint fibre filter plate (264), and barrel (261) screw sleeve is on air exhaust fan (25) goes out the outer wall of drum air-out port, and barrel (261) inside is close to air exhaust fan (25) one side and has laid filter pulp (262), and active carbon filter plate (263) and mint fibre filter plate (264) are respectively in proper order the screw sleeve and are in inside barrel (261).

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