CN212045994U - High-efficient spraying mechanism that 3D printing apparatus used - Google Patents

Abstract

The utility model discloses a high-efficient spraying mechanism that 3D printing apparatus used, including installation piece and L type baffle, the utility model discloses a positioning mechanism has been set up at L type baffle left end, it removes to drive the sliding block through the pivot screw rod, the sliding block drives the bent plate and rotates simultaneously, make the fixation cylinder move left under the drive of thru hole on the bent plate, the fixation cylinder drives transfer line and cardboard move left simultaneously and breaks away from the draw-in groove on the L template, then can stimulate the L template and move right the top that breaks away from lead screw and guide bar, then can drive the spraying component rebound with the cavity shell and accomplish the dismantlement, reached and dismantled the spraying piece that damages fast, the beneficial effect of work efficiency has been improved.

Description

High-efficient spraying mechanism that 3D printing apparatus used

Technical Field

The utility model relates to a relevant field of spraying mechanism specifically is a high-efficient spraying mechanism that 3D printing apparatus used.

Background

The 3D printer is a three-dimensional additive manufacturing device which is increasingly widely applied at present, spraying and bonding are one of a plurality of 3D printing modes, the model is made of powder serving as a raw material by mainly utilizing a layering and stacking principle, the powder is adhered together by moving a spray head and spraying a bonding agent on the powder, the 3D printer is favored by users due to the fact that the 3D printer has the advantages of high printing precision and high printing speed, and a spraying mechanism is one of core components of a bonding type 3D printer.

When the spraying component that removes appears damaging, need dismantle the maintenance or change the component, and because the component installation of spraying is comparatively airtight, the shower nozzle spare makes both ends be seal installation usually simultaneously for improve the security, makes to dismantle the component fast at the in-process of dismantling, has reduced work efficiency.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above insufficiency, the utility model provides a high-efficient spraying mechanism that 3D printing apparatus used here.

The utility model is realized in such a way, a high-efficiency spraying mechanism for 3D printing equipment is constructed, the device comprises an installation block, an L-shaped baffle and a positioning mechanism, the installation block is slidably arranged at the right end of the inner side of a hollow shell, a spraying component is arranged on the right end surface of the installation block, the bottom of the L-shaped baffle is provided with a lead screw and a guide rod, the positioning mechanism is arranged at the left end of the L-shaped baffle, the positioning mechanism is composed of a shell, a screw rod, a sliding block, a pulling plate, a curved plate, a fixed cylinder, a transmission rod, a sleeve, an auxiliary guiding mechanism and a clamping plate, the screw rod is rotatably connected with the top end surface of the sliding block after passing through the right end surface of the top end surface of the shell, the side surface of the screw rod is in threaded connection with the inner side of the screw hole arranged at the right end of the, the middle part of the front end face of the curved plate is rotatably connected with the front end of the inner side of the shell through a rotating shaft, the fixed cylinder is fastened at the left end of the rear end face of the transmission rod, the fixed cylinder movably extends into the inner side of a through hole formed in the bottom of the front end face of the curved plate, the transmission rod penetrates through the inner side of a sleeve arranged at the right end of the bottom end face of the inner side of the shell, the right end face of the transmission rod is fastened at the middle part of the left end face of the clamping plate, the clamping plate penetrates through the right lower end of the inner side of the shell and is.

Preferably, the hollow shell is in threaded connection with the side surface of the screw rod through a screw hole formed in the rear end of the top end face, the left end face of the hollow shell is provided with a first motor, the first motor movably extends into the inner side of a square hole formed in the middle of the left end face of the hollow shell, an output shaft at the right end of the first motor is fastened on an inner ring of the gear, the screw rod penetrates through the top end face of the bottom plate and then is fixedly connected to an output shaft at the top of a second motor, a power line is arranged on the right side of the second motor, a guide rod and a second motor are respectively locked at the front end and the bottom end face of the top end face of the bottom plate, the guide rod vertically penetrates through the edge of the top end face of the hollow shell, the bottom end face of the gear and a rack.

Preferably, the auxiliary guide mechanism comprises side plates, a groove, guide wheels and roller grooves, the two side plates are symmetrically arranged and arranged at the bottom of the right end face of the inner side of the shell, the two side plates are respectively positioned at the upper end and the lower end of the clamping plate, the groove is formed in the upper opposite face and the lower opposite face of the two side plates, the middle parts of the front end and the rear end of each guide wheel are rotatably connected with the inner side of the groove through rotating shafts, the guide wheels movably extend into the inner sides of the roller grooves, and the roller grooves are symmetrically formed in the upper end face and the.

Preferably, the auxiliary guide mechanisms are symmetrically arranged in two numbers and are respectively positioned on the front side and the rear side of the right lower end of the inner side of the shell.

Preferably, the bottom of the front end face of the curved plate is provided with an oval through hole corresponding to the fixed cylinder, and the length of the inner side of the through hole is three times of the outer diameter of the fixed cylinder.

Preferably, the rear end face of the fixed cylinder is flush with the rear end face of the curved plate, and a smooth stainless steel layer is arranged on the side surface of the fixed cylinder.

Preferably, the screw rod is T-shaped, and the top end of the outer side of the screw rod is provided with anti-skid stripes.

Preferably, the grooves and the guide wheels are provided with more than two groups of upper and lower opposite surfaces at equal intervals on the two side plates, and the grooves and the guide wheels of each group are positioned on the same vertical end surface.

Preferably, the mounting hole is opened at the casing left end face, and the mounting hole distributes in four ends of the left end face of casing.

Preferably, the shell is made of aluminum alloy.

Preferably, the guide wheel is made of nylon.

The utility model has the advantages of as follows: the utility model discloses an improve and provide a high-efficient spraying mechanism that 3D printing apparatus used herein, compare with equipment of the same type, have following improvement:

the method has the advantages that: a high-efficient spraying mechanism that 3D printing apparatus used, the utility model discloses a positioning mechanism has been set up at L type baffle left end, it removes to drive the sliding block through the pivot screw rod, the sliding block drives the bent plate and rotates simultaneously, make stationary cylinder move left under the drive of thru hole on the bent plate, stationary cylinder drives transfer line and cardboard move left simultaneously and break away from the draw-in groove on the L template, then can stimulate the L template and move right the top that breaks away from lead screw and guide bar, then can drive the spraying subassembly rebound with the cavity shell and accomplish the dismantlement, reached and dismantled the spraying piece that damages fast, the beneficial effect of work efficiency is improved.

The advantages are two: a high-efficient spraying mechanism that 3D printing apparatus used, the utility model discloses a set up supplementary guiding mechanism and at the inboard right lower extreme of casing, moved at the in-process that removes through the cardboard, and the gyro wheel groove rolls at the in-process that removes drive leading wheel, has reached the cardboard and has carried out the beneficial effect that steadily removed under gyro wheel groove and leading wheel arrive the direction spacing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the top cross-sectional structure of the hollow shell of the present invention;

FIG. 3 is a schematic view of the structure of the positioning mechanism of the present invention;

FIG. 4 is a schematic view of the front sectional structure of the housing of the present invention;

fig. 5 is an enlarged schematic view of a structure shown in fig. 4 according to the present invention.

Wherein: the spraying device comprises a mounting block-1, an L-shaped baffle-2, a spraying component-3, a hollow shell-4, a first motor-5, a screw rod-7, a bottom plate-8, a second motor-9, a guide rod-10, a power line-11, a gear-12, a rack-13, a positioning mechanism-6, a shell-61, a screw rod-62, a sliding block-63, a pulling plate-64, a curved plate-65, a fixed cylinder-66, a transmission rod-67, a sleeve-68, an auxiliary guide mechanism-69, a clamping plate-610, and an auxiliary guide mechanism-69, wherein the auxiliary guide mechanism-69 consists of a side plate-691, a groove-692, a guide wheel-693 and a roller groove-694.

Detailed Description

The present invention will be described in detail with reference to the accompanying fig. 1-5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, 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.

The utility model provides a high-efficient spraying mechanism that 3D printing apparatus used is provided herein through the improvement, including installation piece 1, L type baffle 2 and positioning mechanism 6, installation piece 1 slidable mounting is in the inboard right-hand member of hollow shell 4, and installation piece 1 right-hand member face installs spraying component 3, L type baffle 2 bottom is provided with lead screw 7 and guide bar 10, positioning mechanism 6 sets up in L type baffle 2 left end, positioning mechanism 6 comprises casing 61, screw rod 62, sliding block 63, arm-tie 64, bent plate 65, fixed cylinder 66, transfer line 67, sleeve 68, supplementary guiding mechanism 69 and cardboard 610, screw rod 62 passes behind casing 61 top end face right-hand member and rotates with sliding block 63 top end face and is connected, and screw rod 62 side surface and the inboard screw thread connection that casing 61 top end face right-hand member was seted up, sliding block 63 slidable mounting is in casing 61 inboard upper right-hand member end, the left and right sides both ends of arm-tie 64 articulate respectively in bent plate 65 top and arm-tie 64 rear, it rotates to be convenient for drive bent plate 65, bent plate 65 preceding terminal surface middle part is connected through pivot and the inboard front end rotation of casing 61, fixed cylinder 66 fastens in the drive rod 67 rear end face left end, and fixed cylinder 66 activity stretches into the thru hole inboard of seting up in bent plate 65 preceding terminal surface bottom, be convenient for drive rod 67 and carry out horizontal migration, drive rod 67 runs through the sleeve 68 inboard of casing 61 inboard bottom end face right-hand member installation, and drive rod 67 right-hand member face fastens in cardboard 610 left end face middle part, it is inboard that cardboard 610 passes behind the inboard right lower extreme of casing 61 coincide in the draw-in groove of seting up in the inboard right-hand member face of L type baffle 2, be convenient for fix the position of L type baffle 2, and the cardboard 610 outside is.

Further, the hollow shell 4 is in threaded connection with the side surface of the screw rod 7 through a screw hole formed in the rear end of the top end surface, the left end surface of the hollow shell 4 is provided with a first motor 5, the first motor 5 movably extends into the inner side of a square hole formed in the middle of the left end surface of the hollow shell 4, an output shaft at the right end of the first motor 5 is fastened on an inner ring of a gear 12, the screw rod 7 penetrates through the top end surface of the bottom plate 8 and is fixedly connected to an output shaft at the top of a second motor 9, a power line 11 is arranged on the right side of the second motor 9, a guide rod 10 and the second motor 9 are respectively locked at the front end and the bottom end surface of the top end surface of the bottom plate 8, the guide rod 10 vertically penetrates through the edge of the top end surface of the hollow shell 4, the bottom end surface of the gear 12 is mutually meshed with a rack 13 locked with the, facilitating multi-position adjustment of the spray assembly 3.

Furthermore, supplementary guiding mechanism 69 comprises curb plate 691, recess 692, leading wheel 693 and roller slot 694, two are installed to curb plate 691 symmetry to locate casing 61 inboard right side terminal surface bottom, and two curb plates 691 are located the upper and lower both ends of cardboard 610 respectively, recess 692 opens and locates on the upper and lower facade of two curb plates 691, leading wheel 693 front and back both ends middle part is connected through pivot and recess 692 inboard rotation, and the activity of leading wheel 693 stretches into roller slot 694 inboard, roller slot 694 symmetry is opened and is located cardboard 610 upper and lower terminal surface, is convenient for make cardboard 610 carry out steady movement.

Further, the auxiliary guide mechanisms 69 are symmetrically arranged in two positions and are respectively located on the front side and the rear side of the right lower end of the inner side of the shell 61, so that the moving process of the clamping plate 610 is more stable.

Furthermore, the bottom of the front end face of the curved plate 65 is provided with an oval through hole corresponding to the fixed cylinder 66, and the length of the inner side of the through hole is three times the outer diameter of the fixed cylinder 66, so that the fixed cylinder 66 can be conveniently driven to move.

Further, the rear end face of the fixed cylinder 66 is flush with the rear end face of the curved plate 65, and a smooth stainless steel layer is arranged on the side surface of the fixed cylinder 66, so that the fixed cylinder 66 stably drives the transmission rod 67 to move.

Further, the screw rod 62 is in a T shape, and the top end of the outer side of the screw rod 62 is provided with an anti-slip stripe to prevent the screw rod 62 from slipping in the process of rotating.

Further, the grooves 692 and the guide wheels 693 are provided with more than two sets of upper and lower opposite surfaces on the two side plates 691 at equal intervals, and the grooves 692 and the guide wheels 693 of each set are located on the same vertical end surface, so that the moving process of the clamping plate 610 is more stable.

Further, a mounting hole is formed in the left end face of the shell 61, and the mounting holes are distributed in four ends of the left end face of the shell 61, so that the shell 61 can be conveniently mounted.

Further, casing 61 material is the aluminum alloy material, and the material is lighter, the installation of being convenient for.

Furthermore, the guide wheel 693 is made of nylon, so that the manufacturing cost is low.

The utility model provides a high-efficiency spraying mechanism for 3D printing equipment through improvement, and the working principle is as follows;

firstly, the device is integrally installed at a designated position in the 3D printer, and a power line 11 is connected to a controller on the 3D printer;

secondly, setting a program operation flow through a controller on the 3D printer, enabling the spray head assembly 3 to spray materials by starting the 3D printer, driving the gear 12 to rotate when the first motor 5 is electrified, moving the gear 12 in the rotating process of the top end face of the rack 13, driving the mounting block 1 and the first motor 5 to move and spray through the gear 12, and driving the screw rod 7 to rotate when the second motor 9 is electrified, so that the hollow shell 4 vertically moves under the action of the screw rod 7 and the guide rod 10 to vertically displace the spray assembly 3 to spray;

thirdly, when the spraying component 3, the first motor 5 or the gear 13 are damaged and need to be replaced and maintained, the sliding block 63 can be driven by the rotating shaft screw rod 62 to move, meanwhile, the sliding block 63 drives the curved plate 65 to rotate through the pulling plate 64, so that the fixed cylinder 66 is driven by the through hole on the curved plate 65 to move leftwards, meanwhile, the fixed cylinder 66 drives the transmission rod 67 and the clamping plate 610 to move leftwards to be separated from the clamping groove on the L-shaped plate 1, the clamping plate 610 drives the roller groove 694 to move in the moving process, the roller groove 694 drives the guide wheel 693 to roll in the moving process, then, the L-shaped plate 1 can be pulled to move rightwards to be separated from the top end of the screw rod 7 and the top end of the guide rod 10, then, the hollow shell 4 can drive the spraying component 3 to move upwards to finish the disassembly, and.

The utility model provides a high-efficiency spraying mechanism for 3D printing equipment through improvement, a sliding block 63 is driven to move through a rotating shaft screw rod 62, meanwhile, the slide block 63 drives the curved plate 65 to rotate through the pulling plate 64, so that the fixed cylinder 66 is driven by the through hole on the curved plate 65 to move leftwards, at the same time, the fixed cylinder 66 drives the transmission rod 67 and the clamping plate 610 to move leftwards to be separated from the clamping groove on the L-shaped plate 1, the clamping plate 610 drives the roller slot 694 to move in the moving process, the roller slot 694 drives the guide wheel 693 to roll in the moving process, then can stimulate L template 1 to move rightwards and break away from the top of lead screw 7 and guide bar 10, then can drive 3 parts of spraying group to move upwards with hollow shell 4 and accomplish the dismantlement, realize dismantling the spraying piece that damages fast, reached and dismantled the spraying piece that damages fast, improved work efficiency's beneficial effect.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (9)

1. A high-efficiency spraying mechanism for 3D printing equipment comprises an installation block (1) and an L-shaped baffle (2), wherein the installation block (1) is slidably installed at the right end of the inner side of a hollow shell (4), a spraying assembly (3) is installed on the right end face of the installation block (1), and a screw rod (7) and a guide rod (10) are arranged at the bottom of the L-shaped baffle (2);

the method is characterized in that: the positioning mechanism (6) is arranged at the left end of the L-shaped baffle (2), the positioning mechanism (6) is composed of a shell (61), a screw rod (62), a sliding block (63), a pulling plate (64), a bent plate (65), a fixed cylinder (66), a transmission rod (67), a sleeve (68), an auxiliary guide mechanism (69) and a clamping plate (610), the screw rod (62) penetrates through the right end of the top end face of the shell (61) and is rotatably connected with the top end face of the sliding block (63), the side surface of the screw rod (62) is in threaded connection with the inner side of a screw hole formed in the right end of the top end face of the shell (61), the sliding block (63) is slidably arranged at the right upper end of the inner side of the shell (61), the left end and the right end of the pulling plate (64) are respectively hinged to the top of the bent plate (65) and the middle of the rear end of the pulling plate (64), the middle of the front end face, the fixing cylinder (66) is fastened at the left end of the rear end face of the transmission rod (67), the fixing cylinder (66) movably extends into the inner side of a through hole formed in the bottom of the front end face of the bent plate (65), the transmission rod (67) penetrates through the inner side of a sleeve (68) mounted at the right end of the bottom end face of the inner side of the shell (61), the right end face of the transmission rod (67) is fastened in the middle of the left end face of the clamping plate (610), the clamping plate (610) penetrates through the right lower end of the inner side of the shell (61) and is engaged with the inner side of a clamping groove formed in the right end face of the inner side of the L-shaped baffle (2).

2. The high-efficiency spraying mechanism for the 3D printing equipment according to claim 1, characterized in that: the hollow shell (4) is in threaded connection with the side surface of the screw rod (7) through a screw hole formed in the rear end of the top end surface, a first motor (5) is arranged on the left end surface of the hollow shell (4), the first motor (5) movably extends into the inner side of a square hole formed in the middle of the left end surface of the hollow shell (4), an output shaft at the right end of the first motor (5) is fastened on the inner ring of a gear (12), the screw rod (7) penetrates through the top end surface of the bottom plate (8) and then is fixedly connected to an output shaft at the top of a second motor (9), a power line (11) is arranged on the right side of the second motor (9), a guide rod (10) and a second motor (9) are fixedly locked on the front end and the bottom end surface of the top end surface of the bottom plate (8) respectively, the guide rod (10) vertically penetrates through the edge of the top end surface of the hollow shell (4), and a rack (13) locked on the bottom, the first motor (5) and the second motor (9) are electrically connected with a power line (11).

3. The high-efficiency spraying mechanism for the 3D printing equipment according to claim 1, characterized in that: supplementary guiding mechanism (69) comprises curb plate (691), recess (692), leading wheel (693) and roller groove (694), curb plate (691) symmetry is installed two to locate casing (61) inboard right-hand member face bottom, and two curb plate (691) are located the upper and lower both ends of cardboard (610) respectively, recess (692) are seted up on the upper and lower opposite face of two curb plate (691), leading wheel (693) front and back both ends middle part is connected through pivot and recess (692) inboard rotation, and leading wheel (693) activity stretches into roller groove (694) inboard, roller groove (694) symmetry is seted up in cardboard (610) up and down terminal surface.

4. The high-efficiency spraying mechanism for the 3D printing equipment according to claim 1, characterized in that: the two auxiliary guide mechanisms (69) are symmetrically arranged and are respectively positioned on the front side and the rear side of the right lower end of the inner side of the shell (61).

5. The high-efficiency spraying mechanism for the 3D printing equipment according to claim 1, characterized in that: the bottom of the front end face of the curved plate (65) is provided with an oval through hole corresponding to the fixed cylinder (66), and the length of the inner side of the through hole is three times of the outer diameter of the fixed cylinder (66).

6. The high-efficiency spraying mechanism for the 3D printing equipment according to claim 1, characterized in that: the rear end face of the fixed cylinder (66) is flush with the rear end face of the curved plate (65), and a smooth stainless steel layer is arranged on the side surface of the fixed cylinder (66).

7. The high-efficiency spraying mechanism for the 3D printing equipment according to claim 1, characterized in that: the screw rod (62) is T-shaped, and the top end of the outer side of the screw rod is provided with anti-skid stripes.

8. The high-efficiency spraying mechanism for the 3D printing equipment according to claim 3, characterized in that: the grooves (692) and the guide wheels (693) are provided with more than two groups of upper and lower opposite surfaces at equal intervals on the two side plates (691), and the grooves (692) and the guide wheels (693) of each group are positioned on the same vertical end surface.

9. The high-efficiency spraying mechanism for the 3D printing equipment according to claim 1, characterized in that: the mounting hole has been seted up to casing (61) left end face, and the mounting hole distributes in four ends of the left end face of casing (61).

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