3D printing nozzle angle adjustment device

Abstract

The utility model relates to 3D printer technical field discloses a 3D printing nozzle angle adjusting device, include: mounting panel, four support columns are arranged in mounting panel top, top plate, fixedly set in the top of support column, raw material box, fixedly arranged in the top of top plate, adjusting mechanism, arranged in support column, nozzle, arranged with adjusting mechanism, nozzle and raw material box are connected through the material pipe, workstation, set up in mounting panel, wherein, adjusting mechanism includes: vertical adjusting mechanism, arranged in support column, rotary axle, arranged in vertical adjusting mechanism, connecting plate, rotatable sleeve is wrapped in rotary axle, nozzle, arranged in the side of connecting plate close to the center of workstation, angle adjusting mechanism, arranged in support column, and the other end of connecting plate is wrapped in angle adjusting mechanism. The utility model discloses a 3D printing nozzle angle adjusting device to solve the problem that the existing equipment nozzle is inconvenient to adjust different inclination angles.

Description

TECHNICAL FIELD

[0001] The utility model belongs to 3D printer technical field especially relates to a 3D printing nozzle angle adjusting device. BACKGROUND

[0002] 3D printer is a kind of process of rapid prototyping, adopts layer-by-layer accumulation and makes three-dimensional model layer by layer, and its running process is similar to traditional printer, except that traditional printer is printed to paper to form two-dimensional plane drawing, and three-dimensional printer is liquid photosensitive resin material, fused plastic filament, plaster powder and other materials are realized layer-by-layer accumulation and stacking by spraying binder or extrusion to form three-dimensional entity. The existing 3D printer needs to calibrate the printing base before use, to prevent the whole model from collapsing during printing, and the overall structure is more troublesome when changing material, and it is not convenient to change the material of different pigments quickly.

[0003] The utility model discloses a kind of 3D printers with automatic leveling device, fixed part is provided on printer body, connecting spring is fixedly connected to the bottom of printer body, and telescopic rod is installed on base, and the top of spring is connected with base, and base is provided with printing plate, bracket is installed on base, fixed rod is provided on bracket, and base is provided with printing plate, and printing plate is inserted and fixed by fixed rod, to prevent base deviation simultaneously and facilitate printing plate fixed dismounting. However, the device still has some other problems, the nozzle of the device is not convenient to adjust different inclination angles, which causes the working limitation of some positions due to the missing of 3D printer printing angle. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of 3D printing nozzle angle adjusting device to solve the problems in the above background.

[0005] To achieve the above object, the following technical scheme is provided: a kind of 3D printing nozzle angle adjusting device, comprising:

[0006] mounting plate, four support columns are fixedly arranged at the four corners above the mounting plate;

[0007] top plate, fixedly arranged above the support column;

[0008] raw material tank, fixedly arranged above the top plate;

[0009] adjusting mechanism, arranged on the support column;

[0010] nozzle, arranged on the adjusting mechanism, communicated between the nozzle and the raw material tank by material pipe;

[0011] a workbench arranged on the mounting plate;

[0012] The adjusting mechanism comprises:

[0013] a vertical adjusting mechanism arranged on the support column;

[0014] a rotating shaft arranged on the vertical adjusting mechanism;

[0015] a connecting plate rotatably sleeved on the rotating shaft, and the nozzle is arranged on one side of the connecting plate close to the center of the workbench;

[0016] an angle adjusting mechanism arranged on the support column, and the other end of the connecting plate is sleeved on the angle adjusting mechanism.

[0017] In the above technical solution, further, the vertical adjusting mechanism comprises:

[0018] a first limiting groove arranged in the inside of two same-side support columns;

[0019] a first screw rotatably arranged in the inside of one of the first limiting grooves;

[0020] a first guide rod arranged in the inside of the other first limiting groove;

[0021] a first sliding block arranged on the first screw and the first guide rod;

[0022] a first motor fixedly arranged on the top plate, and the output shaft of the first motor is fixedly connected with the top end of the first screw;

[0023] wherein, two ends of the rotating shaft are respectively connected with two first sliding blocks.

[0024] In any of the above technical solutions, further, the angle adjusting mechanism comprises:

[0025] a second limiting groove arranged on the support column provided with the vertical adjusting mechanism, and the second limiting groove is arranged on the side of the support column away from the nozzle;

[0026] a second screw rotatably arranged in the inside of one of the second limiting grooves;

[0027] a second guide rod arranged in the inside of the other second limiting groove;

[0028] a second sliding block arranged on the second screw and the second guide rod;

[0029] The limiting rod is fixed at both ends on the two second sliding blocks respectively;

[0030] A second motor is fixed on the top plate, and an output shaft of the second motor is fixedly connected to a top end of the second screw rod,

[0031] The other end of the connecting plate is sleeved on the limiting rod.

[0032] In any of the above technical solutions, further, a waist-shaped groove is formed on a side of the connecting plate close to the angle adjusting mechanism, a diameter of the waist-shaped groove is the same as a diameter of the limiting rod, and the limiting rod slides in the waist-shaped groove.

[0033] In any of the above technical solutions, further, a third limiting groove perpendicular to the rotating shaft is formed on an upper surface of the mounting plate, a third screw rod rotatable is arranged in the third limiting groove, a third sliding block is sleeved on the third screw rod, a third motor is fixed on an outer side of the mounting plate, an output shaft of the third motor is fixedly connected to one end of the third screw rod, a bearing table is arranged on the third sliding block, a fixing mechanism is arranged on the bearing table and the support column, and the workbench is arranged on the bearing table through the fixing mechanism.

[0034] In any of the above technical solutions, further, a recess is formed on an upper surface of the bearing table, a magnetic block is arranged in the recess, an installation groove is formed on a lower surface of the workbench, an iron block is fixed in the installation groove, a fixing block is fixedly arranged on a side of the support column close to a central position of the mounting plate, a sliding groove is arranged on a side of the workbench close to the fixing block, and the fixing block slides in the sliding groove.

[0035] In any of the above technical solutions, further, a fixing frame is fixedly arranged on a side of the first sliding block close to the nozzle, telescopic cylinders are fixedly arranged on outer sides of two fixing frames, output shafts of the two telescopic cylinders penetrate the fixing frames and are fixedly connected with arc-shaped limiting plates, and the two telescopic cylinders are electrically connected.

[0036] The utility model discloses the beneficial effect is:

[0037] 1. By setting the adjusting mechanism between two support columns, the vertical adjusting mechanism is set on the adjusting mechanism, the rotating shaft is fixedly set on the vertical adjusting mechanism, the rotatable connecting plate is sleeved on the rotating shaft, the nozzle is connected to one end of the connecting plate close to the center of the mounting plate, the angle adjusting mechanism is set on the side away from the nozzle of the vertical adjusting mechanism, and the other end of the connecting plate is sleeved on the angle adjusting mechanism, so that the connecting plate can be controlled to rotate around the rotating shaft by controlling the angle adjusting mechanism, and therefore the angle formed between the nozzle and the bottom surface can be changed, thereby meeting the needs of conveniently adjusting different inclination angles of the nozzle.

[0038] 2. By setting the first limiting groove and the second limiting groove in the inner part of the two support columns on the same side, respectively, the first screw rod and the first guide rod are arranged in the inner part of the two first limiting grooves, respectively, the first sliding block is sleeved on the first screw rod and the first guide rod, respectively, the two ends of the rotating shaft are connected to the two first sliding blocks, respectively, the output shaft of the first motor is fixedly connected to the top end of the first screw rod, the connecting plate is sleeved on the rotating shaft, and the nozzle is set on one end of the connecting plate close to the center of the mounting plate, so that the position of the nozzle in the vertical direction can be changed by rotating the first motor, thereby being capable of printing different height objects. BRIEF DESCRIPTION OF DRAWINGS

[0039] Figure 1 It is a structural schematic diagram of the utility model;

[0040] Figure 2 It is a structural cross section schematic diagram of the utility model;

[0041] Figure 3 It is another angle cross section schematic diagram of the structure of the utility model;

[0042] Figure 4 It is a structural schematic diagram of the utility model after the angle is changed;

[0043] Figure 5 It is a structural cross section schematic diagram of the utility model after the angle is changed;

[0044] Explanation of reference signs: 100, mounting plate; 101, third limiting groove; 102, third screw rod; 103, third sliding block; 104, third motor; 105, bearing table; 110, supporting column; 120, top plate; 130, raw material box; 140, nozzle; 150, pipe; 160, workbench; 170, fixing mechanism; 171, groove; 172, magnetic block; 173, mounting groove; 174, iron block; 175, fixing block; 176, sliding groove; 200, adjusting mechanism; 210, vertical adjusting mechanism; 211, first limiting groove; 212, first screw rod; 213, first guide rod; 214, first sliding block; 215, first motor; 220, rotating shaft; 230, connecting plate; 231, waist-shaped groove; 240, angle adjusting mechanism; 241, second limiting groove; 242, second screw rod; 243, second guide rod; 245, second sliding block; 246, limiting rod; 247, second motor; 250, fixing frame; 251, telescopic air cylinder; 253, limiting plate. DETAILED DESCRIPTION

[0045] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art belong to the scope of protection of the present application.

[0046] In the description of the present application, it should be noted that the terms used herein are only intended to describe the specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For the convenience of description, the sizes of the various parts shown in the drawings are not drawn in accordance with the actual proportional relationship. The techniques, methods and devices known to those skilled in the relevant art can not be discussed in detail, but should be considered as part of the authorized description. In all examples shown and discussed herein, any specific value should be interpreted as merely exemplary, and not as a limitation. Therefore, other examples of exemplary embodiments can have different values. It should be noted that similar reference numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0047] As Figures 1-5 shown, the present embodiment provides a 3D printing nozzle angle adjusting device, comprising:

[0048] A mounting plate 100 is provided with four supporting columns 110 fixedly arranged at the four corners above the mounting plate 100;

[0049] A top plate 120 is fixedly arranged above the supporting columns 110;

[0050] The raw material box 130 is fixedly arranged above the top plate 120;

[0051] The adjusting mechanism 200 is arranged on the support column 110;

[0052] The nozzle 140 is arranged on the adjusting mechanism 200, and the nozzle 140 and the raw material box 130 are communicated through the material pipe 150;

[0053] The workbench 160 is arranged on the mounting plate 100;

[0054] The adjusting mechanism 200 comprises:

[0055] The vertical adjusting mechanism 210 is arranged on the support column 110;

[0056] The rotating shaft 220 is arranged on the vertical adjusting mechanism 210;

[0057] The connecting plate 230 is rotatably sleeved on the rotating shaft 220, and the nozzle 140 is arranged on one side of the connecting plate 230 close to the center of the workbench 160;

[0058] The angle adjusting mechanism 240 is arranged on the support column 110, and the other end of the connecting plate 230 is sleeved on the angle adjusting mechanism 240.

[0059] In this technical solution, to facilitate the adjustment of different tilt angles of the nozzle, support columns 110 are fixedly installed at the four corners of the mounting plate 100. A top plate 120 is fixedly installed on the support columns 110, and a material box 130 is fixedly installed on the top plate 120. A detachable workbench 160 is also installed on the mounting plate 100. An adjustment mechanism 200 is installed between the support columns 110 on the same side. The vertical adjustment mechanism 210 of the adjustment mechanism 200 is installed on the two support columns 110 on the same side. A rotating shaft 220 is fixedly installed on the vertical adjustment mechanism 210. A rotatable connecting plate 230 is fitted onto the rotating shaft 220. A nozzle 140 is fixedly installed on the side of the connecting plate 230 closest to the center of the mounting plate 100. An angle adjustment mechanism 240 is also installed on the two support columns 110 to move the connecting plate 230 away from the nozzle. One end of nozzle 140 is fitted onto angle adjustment mechanism 240. By adjusting the position of angle adjustment mechanism, connecting plate 230 can be rotated around rotating shaft 220, thus enabling adjustment of different tilt angles of nozzle 140. Through the cooperation between vertical adjustment mechanism 210 and angle adjustment mechanism 240, the angle between nozzle 140 and worktable 160 can be changed, thus facilitating the use of printer. In addition, material box 130 and nozzle 140 are connected by material pipe 150, and valve (not shown in the figure) is provided on material pipe 150. The length of material pipe 150 is relatively long, which makes it convenient for material pipe 150 to adjust with the change of nozzle 140 position. By controlling the opening and closing of valve, the working state of nozzle 140 can be controlled, thus enabling control of the output size of different nozzles 140 according to different needs.

[0060] This embodiment provides a 3D printing nozzle 140 angle adjustment device, which, in addition to the technical solution of the above embodiment, also has the following technical features.

[0061] like Figures 1-5 As shown, in this embodiment, the vertical adjustment mechanism 210 includes:

[0062] The first limiting groove 211 is opened inside the two support columns 110 on the same side;

[0063] The first screw 212 is rotatably disposed inside one of the first limiting grooves 211;

[0064] The first guide rod 213 is disposed inside another first limiting groove 211;

[0065] The first slider 214 has two configurations, which are respectively fitted onto the first screw 212 and the first guide rod 213;

[0066] The first motor 215 is fixedly arranged on the top plate 120, and an output shaft of the first motor 215 is fixedly connected with the top end of the first screw rod 212.

[0067] The two ends of the rotating shaft 220 are respectively connected with the two first sliding blocks 214.

[0068] In the technical solution, in order to enable the nozzle 140 to print objects of different heights, a first limiting groove 211 is formed in the inner part of each of the two same-side support columns 110, a first screw rod 212 that can rotate is arranged in the inner part of one of the first limiting grooves 211, a first guide rod 213 is fixedly arranged in the inner part of the other first limiting groove 211, a first sliding block 214 is sleeved on the first screw rod 212 and the first guide rod 213 respectively, a first motor 215 is fixedly arranged on the top plate 120, the first motor 215 is a forward and reverse motor, an output shaft of the first motor 215 is fixedly connected with the top end of the first screw rod 212, and the two ends of a rotating shaft 220 are respectively fixedly connected with the two first sliding blocks 214. Thus, under the rotation of the first motor 215 in the reverse direction, the first screw rod 212 can be driven to rotate. Since the first sliding block 214 and the first screw rod 212 are in threaded engagement with each other, the rotation of the first screw rod 212 can drive the first sliding block 214 to change the height. Since the connecting plate 230 is sleeved on the rotating shaft 220, when the height of the first sliding block 214 is changed, the height of the rotating shaft 220 and the connecting plate 230 can be driven to change, and thus the height of the nozzle 140 fixedly arranged on the connecting plate 230 can be driven to change, thereby achieving the requirement of printing objects of different heights.

[0069] The embodiment provides a 3D printing nozzle 140 angle adjusting device.

[0070] As shown in Figures 1-5 the angle adjusting mechanism 240 comprises:

[0071] A second limiting groove 241 is formed in the support column 110 provided with the vertical adjusting mechanism, and the second limiting groove 241 is formed on the side of the support column 110 away from the nozzle 140.

[0072] A second screw rod 242 is rotatably arranged in the inner part of one of the second limiting grooves 241.

[0073] A second guide rod 243 is arranged in the inner part of the other second limiting groove 241.

[0074] Two second sliding blocks 245 are arranged and sleeved on the second screw rod 242 and the second guide rod 243 respectively.

[0075] The two ends of the limiting rod 246 are respectively fixed on the two second sliding blocks 245;

[0076] The second motor 247 is fixedly arranged on the top plate 120, and an output shaft of the second motor 247 is fixedly connected with the top end of the second screw rod 242.

[0077] The other end of the connecting plate 230 is sleeved on the limiting rod 246.

[0078] In the technical solution, in order to facilitate the adjustment of the angle of the nozzle 140, the angle adjustment mechanism 240 is arranged on the two support columns 110 provided with the vertical adjustment mechanism 210, the second limiting groove 241 of the angle adjustment mechanism 240 is arranged on the two support columns 110 provided with the first limiting groove 211, the second limiting groove 241 is arranged on the side of the first limiting groove 211 away from the nozzle 140, the second screw rod 242 and the second guide rod 243 are arranged in the two second limiting grooves 241 respectively, the second sliding block 245 is sleeved on the second guide rod 243 and the second screw rod 242, one of the second sliding blocks 245 is in threaded engagement with the second screw rod 242, the second motor 247 is fixedly arranged on the top plate 120, the second motor 247 is a reversible motor, the output shaft of the second motor 247 is fixedly connected with the top end of the second screw rod 242, the two ends of the limiting rod 246 are fixedly connected with the two second sliding blocks 245 respectively, and the end of the connecting plate 230 away from the nozzle 140 is sleeved on the limiting rod 246, so that the second motor 247 can drive the second screw rod 242 to rotate reversely, thereby driving the second sliding block 245 to change the height on the second screw rod 242, the height of the limiting rod 246 can be changed, and the end of the connecting plate 230 is sleeved on the rotating shaft 220, so that the end of the connecting plate 230 close to the rotating shaft 220 is unchanged, the other end of the connecting plate 230 is driven by the limiting rod 246 to change the height of the cover plate, so that the connecting plate 230 is inclined at different angles around the rotating shaft 220 as the axis, thereby driving the nozzle 140 on the connecting plate 230 to form different inclination angles with the workbench 160, thereby meeting the requirement of adjusting the nozzle 140 to different inclination angles.

[0079] The embodiment provides a 3D printing nozzle 140 angle adjusting device, which comprises the technical solutions of the above-mentioned embodiments and has the following technical features.

[0080] As shown in Figures 2-5 In the embodiment, the waist-shaped groove 231 is arranged on the side of the connecting plate 230 close to the angle adjustment mechanism 240, the diameter of the waist-shaped groove 231 is the same as that of the limiting rod 246, and the limiting rod 246 slides in the inside of the waist-shaped groove 231.

[0081] In the technical solution, in order to facilitate the movement of the connecting plate 230 between the limiting rod 246 and the rotating shaft 220 during rotation, a waist-shaped groove 231 is formed on the side of the connecting plate 230 close to the limiting rod 246, the limiting rod 246 is sleeved in the waist-shaped groove 231, and the diameter of the waist-shaped groove 231 is the same as that of the limiting rod 246. In this way, under the condition that the one end of the rotating shaft 220 changes with the connecting plate 230, the height of the limiting rod 246 of the angle adjusting mechanism 240 is changed, so that the waist-shaped groove 231 on the connecting plate 230 can change the height along with the limiting rod 246, so that the connecting plate 230 rotates around the rotating shaft 220, the position between the limiting rod 246 and the waist-shaped groove 231 changes, and the waist-shaped groove 231 and the limiting rod 246 can fix the other end of the connecting plate 230, so as to prevent the rotation of the connecting plate 230, and after the angle of the nozzle 140 is adjusted, stable output can be realized.

[0082] The embodiment provides a 3D printing nozzle 140 angle adjusting device, which comprises the technical solutions of the above-mentioned embodiments and has the following technical features.

[0083] As shown in Figures 1-5 In the embodiment, a third limiting groove 101 perpendicular to the rotating shaft 220 is formed on the upper surface of the mounting plate 100, a third screw rod 102 rotatable is arranged in the third limiting groove 101, a third sliding block 103 is sleeved on the third screw rod 102, a third motor 104 is fixed on the outer side of the mounting plate 100, the output shaft of the third motor 104 is fixedly connected to one end of the third screw rod 102, a bearing table 105 is arranged on the third sliding block 103, and a fixing mechanism 170 is arranged on the bearing table 105 and the supporting column 110. The workbench 160 is arranged on the bearing table 105 through the fixing mechanism 170.

[0084] In the technical solution, in order to facilitate the raw material on the nozzle 140 to be sprayed on the workbench 160 at different positions, a third limiting groove 101 is formed on the upper surface of the mounting plate 100 and is perpendicular to the rotating shaft 220, a third screw 102 is arranged in the third limiting groove 101 and is rotatable, a third sliding block 103 is sleeved on the third screw 102, a third motor 104 is fixedly arranged on the outer side of the mounting plate 100, the third motor 104 is a true reversing motor, the output shaft of the third motor 104 is fixedly connected with one end of the third screw 102, a bearing table 105 is fixedly connected on the third sliding block 103, and the workbench 160 is detachably connected with the bearing table 105 through the fixing mechanism 170. Thus, under the rotation of the third screw 102 driven by the third motor 104, the third sliding block 103 can change the horizontal position, so that the horizontal position of the bearing table 105 and the workbench 160 can be changed, and thus the nozzle 140 can reach any position in the front-back direction of the upper surface of the workbench 160.

[0085] The embodiment provides a 3D printing nozzle 140 angle adjusting device, which comprises the technical solutions of the above-mentioned embodiments and has the following technical features.

[0086] As shown in the drawings, Figures 1-5 In the embodiment, a recess 171 is formed on the upper surface of the bearing table 105, a magnetic block 172 is arranged in the recess 171, an installation groove 173 is formed on the lower surface of the workbench 160, an iron block 174 is fixedly arranged in the installation groove 173, a fixed block 175 is fixedly arranged on one side of the support column 110 close to the central position of the mounting plate 100, a sliding groove 176 is arranged on one side of the workbench 160 close to the fixed block 175, and the fixed block 175 is slidably arranged in the sliding groove 176.

[0087] In the technical solution, in order to conveniently replace the workbench 160 and fix it, a recess 171 is formed at the position of the center of the upper surface of the bearing table 105, a magnetic block 172 is fixedly arranged in the recess 171, an installation groove 173 is formed at the position corresponding to the recess 171 on the lower surface of the workbench 160, and an iron block 174 is fixedly arranged in the installation groove 173. Thus, the workbench 160 can be fixed on the bearing table 105 through the mutual attraction of the magnetic block 172 and the iron block 174. In addition, a fixed block 175 is fixedly arranged at the position close to the center of the mounting plate 100 on one side of the four supporting columns 110, a sliding groove 176 is formed on the side close to the fixed block 175 of the workbench 160, the sliding groove 176 has the same size and shape as the fixed block 175, the workbench 160 can be limited on the fixed block 175 through the sliding groove 176, and the workbench 160 can be limited in the supporting column 110. Thus, when the bearing table 105 changes the front and back directions, the workbench 160 can change the front and back positions through the attraction between the magnetic block 172 and the iron block 174, the two sides of the workbench 160 can be always limited between the supporting columns 110, and the nozzle 140 can print at any position of the workbench 160.

[0088] The embodiment provides a 3D printing nozzle 140 angle adjusting device.

[0089] As shown in Figures 1-5 In the embodiment, a fixed frame 250 is fixedly arranged on one side of the first sliding block 214 close to the nozzle 140, an extension pneumatic cylinder 251 is fixedly arranged on the outer side of each fixed frame 250, the output shafts of the two extension pneumatic cylinders 251 penetrate the fixed frames 250 and are fixedly connected with arc-shaped limiting plates 253, and the two extension pneumatic cylinders 251 are electrically connected.

[0090] In the technical solution, in order to enable the nozzle 140 to print on any position on the left and right surfaces of the workbench 160, a fixed frame 250 is fixedly connected to the side of the two first sliders 214 close to the nozzle 140, an extension cylinder 251 is fixed to the side of the two fixed frames 250 away from each other, the output shafts of the two extension cylinders 251 penetrate the fixed frames 250 and are fixedly connected with semicircular arc limiting plates 253, the connecting plate 230 is arranged between the two limiting plates 253, and the two sides of the connecting plate 230 slide with the side plates of the two limiting plates 253, so that when the connecting plate 230 rotates around the rotating shaft 220, the output shafts of the two extension cylinders 251 can generate a thrust on the connecting plate 230 through the limiting plates 253, so as to drive the connecting plate 230 and the nozzle 140 to change the left and right positions on the rotating shaft 220, thereby facilitating printing on any position on the left and right surfaces of the workbench 160. Because the two extension cylinders 251 are electrically connected, when one of the extension cylinders 251 drives the limiting plate 253 to generate a thrust on the connecting plate 230, the other extension cylinder 251 drives the limiting plate 253 to shrink in the direction of the extension cylinder 251, so that the distance between the two limiting plates 253 is always equal to the width of the connecting plate 230. The two extension cylinders 251 drive the limiting plates 253 to generate left and right thrusts on the connecting plate 230, so as to change the positions of the connecting plate 230 and the nozzle 140 in the direction of the rotating shaft 220.

[0091] The embodiments of the present application are described above in combination with the drawings, and the embodiments and features in the embodiments in the present application can be combined with each other without conflict, and the present application is not limited to the above-mentioned specific embodiments. The above-mentioned specific embodiments are only illustrative and not restrictive, and those skilled in the art can make many forms under the inspiration of the present application without departing from the purpose of the present application and the scope protected by the claims, which are all within the protection of the present application.

Claims

1. A 3D printing nozzle angle adjustment device, characterized in that, The utility model relates to a kind of vertical adjustment mechanism and angle adjustment mechanism of material spraying machine, including: Mounting plate (100), four support columns (110) are fixedly provided at four corners above the mounting plate (100); Top plate (120), fixedly arranged above the support column (110); Raw material box (130), fixedly arranged above the top plate (120); Adjusting mechanism (200), arranged on the support column (110); Nozzle (140), arranged on the adjusting mechanism (200), the nozzle (140) and the raw material box (130) are communicated by material pipe (150); Workbench (160), provided on the mounting plate (100); Wherein, the adjusting mechanism (200) includes: Vertical adjustment mechanism (210), arranged on the support column (110); Rotary shaft (220), arranged on the vertical adjustment mechanism (210); Connecting plate (230), rotatably sleeved on the rotary shaft (220), the nozzle (140) is arranged on the connecting plate (230) close to the center of workbench (160) one side; Angle adjustment mechanism (240), arranged on the support column (110), and the other end of the connecting plate (230) is sleeved on the angle adjustment mechanism (240).

2. The 3D printing nozzle angle adjustment device of claim 1, wherein: The vertical adjustment mechanism (210) includes: First limit slot (211), opened in the inside of two same side support column (110); First screw rod (212), rotatably arranged in the inside of one of the first limit slot (211); First guide rod (213), arranged in the inside of another first limit slot (211); First sliding block (214), two settings, respectively sleeved on the first screw rod (212) and the first guide rod (213); First motor (215), fixedly arranged on the top plate (120), and the output shaft of the first motor (215) is fixedly connected with the top end of the first screw rod (212); Wherein, the both ends of the rotary shaft (220) are connected on two first sliding blocks (214) respectively.

3. The 3D printing nozzle angle adjustment device of claim 1, wherein: The angle adjustment mechanism (240) includes: Second limit slot (241), opened in the support column (110) where the vertical adjustment mechanism is arranged, and the second limit slot (241) is opened in the side of the support column (110) away from the nozzle (140); Second screw rod (242), rotatably arranged in the inside of one of the second limit slot (241); Second guide rod (243), arranged in the inside of another second limit slot (241); Second sliding block (245), two settings, respectively sleeved on the second screw rod (242) and the second guide rod (243); Limiting rod (246), the both ends of the limiting rod (246) are fixed on two second sliding blocks (245) respectively; Second motor (247), fixedly arranged on the top plate (120), and the output shaft of the second motor (247) is fixedly connected with the top end of the second screw rod (242), The other end of the connecting plate (230) is sleeved on the limiting rod (246).

4. A 3D printing nozzle angle adjustment device according to claim 3, characterized in that: The waist-shaped groove (231) is provided on the side of the connecting plate (230) close to the angle adjusting mechanism (240), the diameter of the waist-shaped groove (231) is the same as the diameter of the limiting rod (246), and the limiting rod (246) slides in the waist-shaped groove (231).

5. A 3D printing nozzle (140) angle adjustment device according to claim 1, characterized in that: A third limiting groove (101) perpendicular to the rotating shaft (220) is formed on the upper surface of the mounting plate (100), a third screw rod (102) rotatable is arranged in the third limiting groove (101), a third sliding block (103) is sleeved on the third screw rod (102), a third motor (104) is fixed on the outer side of the mounting plate (100), the output shaft of the third motor (104) is fixedly connected to one end of the third screw rod (102), a bearing table (105) is arranged on the third sliding block (103), and a fixing mechanism (170) is arranged on the bearing table (105) and the support column (110).

6. A 3D printing nozzle angle adjustment device according to claim 5, characterized in that: A recess (171) is formed on the upper surface of the bearing table (105), a magnetic block (172) is arranged in the recess (171), an installation groove (173) is formed on the lower surface of the workbench (160), an iron block (174) is fixedly arranged in the installation groove (173), a fixing block (175) is fixedly arranged on the side of the support column (110) close to the central position of the mounting plate (100), a sliding groove (176) is arranged on the side of the workbench (160) close to the fixing block (175), and the fixing block (175) slides in the sliding groove (176).

7. The 3D printing nozzle angle adjustment device of claim 2, wherein: A fixing frame (250) is fixedly arranged on the side of the first sliding block (214) close to the nozzle (140), an extension pneumatic cylinder (251) is fixedly arranged on the outer side of each fixing frame (250), the output shaft of each extension pneumatic cylinder (251) penetrates the fixing frame (250) and is fixedly connected with an arc-shaped limiting plate (253), and the two extension pneumatic cylinders (251) are electrically connected.

Images