CN208841843U - A kind of presser device for photocuring 3D printer - Google Patents

Abstract

The utility model discloses a kind of presser devices for photocuring 3D printer, including pedestal and hydraulic cylinder, the middle upper part of the pedestal is equipped with collapsing struts, and pallet is provided with above collapsing struts, the top of the collapsing struts is embedded into the bottom surface of pallet, running through above the left and right sides of the pedestal has screw rod, and the outside of screw rod is arranged with pressing ring and chuck respectively, it is spaced apart between the chuck and pressing ring, center pivoted housing is provided on the inside of the chuck, and pallet is connected on the inside of the pivoted housing of center, the upper surface surrounding of the pallet is respectively and fixedly provided with plastic pipe, the end that picks out of the hydraulic cylinder is provided with hydraulic stem, and hydraulic cylinder is located among the upper surface of pallet.The presser device structural integrity degree for being used for photocuring 3D printer is high, flexible durable, horizontally-supported angle can carry out flexible modulation, can alleviate the pressure effect from workbench, and the mate-assist movement that workbench is swung accordingly is completed, dismounting recombination is convenient and efficient.

Description

A kind of presser device for photocuring 3D printer

Technical field

The utility model relates to photocuring 3D printer technical field, specially a kind of pressure for photocuring 3D printer Panel assembly.

Background technique

3D printer is also known as three-dimensional printer (3DP), and 3D printing is a kind of cumulative manufacturing technology, i.e. rapid prototyping technology, It, with adhesive materials such as special wax material, powdery metal or plastics, passes through one layer of printing based on digital model file The jointing material of layer manufactures three-dimensional object, and photocuring refers to monomer, oligomer or polymer matrix consolidating under photoinduction Change process is generally used for film forming procedure, and photocuring technology is also used in 3D printer, photocuring 3D printer is formed, in light Solidify in 3D printer and often need to be applied to presser device for carrying the workbench bottom of printout, to provide workbench Stablize support.

And existing presser device structure is simple, often constitutes in the form of more plates are cumulative, structural strength is guaranteed, But flexibility ratio is not high, while the ability for dismounting recombination aspect is also poor, when supporting workbench, supports center of gravity non-adjustable, leads Cause is poor to the integrated support performance of workbench, for this purpose, it is proposed that a kind of presser device for photocuring 3D printer.

Utility model content

The purpose of this utility model is to provide a kind of presser devices for photocuring 3D printer, to solve above-mentioned back The existing presser device structure proposed in scape technology is simple, often constitutes in the form of more plates are cumulative, structural strength is Guarantee, but flexibility ratio is not high, while the ability for dismounting recombination aspect is also poor, when supporting workbench, supports that center of gravity can not It adjusts, leads to the problem that the integrated support performance to workbench is poor.

To achieve the above object, the utility model provides the following technical solutions: a kind of pressure for photocuring 3D printer Panel assembly, including pedestal and hydraulic cylinder, the middle upper part of the pedestal are equipped with collapsing struts, and the top setting of collapsing struts There is pallet, the top of the collapsing struts is embedded into the bottom surface of pallet, and running through above the left and right sides of the pedestal has screw rod, And the outside of screw rod is arranged with pressing ring and chuck respectively, is spaced apart between the chuck and pressing ring, sets on the inside of the chuck It is equipped with center pivoted housing, and is connected with pallet on the inside of the pivoted housing of center, the upper surface surrounding of the pallet is respectively and fixedly provided with plastic pipe, and Through there is glue bar, the upper and lower ends of the plastic pipe are respectively solid with the upper surface of the bottom surface of supporting plate and pallet for the inside of plastic pipe Determine welding, the upper and lower ends of the glue bar are respectively fixed welding, the plastic pipe with the bottom surface of supporting plate and the upper surface of pallet Outer wall be wound with plastics spring, and the upper and lower ends of plastics spring are respectively to fix with the bottom surface of supporting plate and the upper surface of pallet The end that picks out of welding, the hydraulic cylinder is provided with hydraulic stem, and hydraulic cylinder is located among the upper surface of pallet, the hydraulic cylinder It is connected between bottom surface and the upper surface of pallet for screw, supporting plate, and the top installation of supporting plate is provided with above the hydraulic stem There is carrier, is respectively and fixedly provided with damping spring, and the top of the lower end of damping spring and screw rod below the left and right sides of the carrier To be fitting to connection between end, the surface of the carrier is provided with sliding slot, and the inside engaging of sliding slot has sliding block, the sliding block Surface is through with aspiration mouth, and sliding block is provided with air pipe interface far from the side of carrier vertical centerline.

Preferably, the inner thread size of the pressing ring matches with the outer wall thread size of screw rod, and pressing ring is along screw rod Vertical direction be placed equidistant with, and a chuck is mounted between every two pressing ring.

Preferably, there are two the chuck is arranged altogether, and chuck disk close to each other with center pivoted housing up and down two It cooperates between side surface, and is bonded to each other between the inner wall of center pivoted housing and the outer wall of pallet.

Preferably, the plastic pipe about pallet vertically symmetrical center line in " ten " word be symmetrical arranged, and plastic pipe it Between be parallel to each other, and equal length between plastic pipe, while passing through plastic pipe, glue bar and plastics spring between pallet and supporting plate Constitute elastic construction.

Preferably, the upper end of the hydraulic stem is spherical shape structure, and is embedded in the bottom of supporting plate above hydraulic stem Between, and size matches between the outer wall of supporting plate and the lower section inner wall of carrier.

Preferably, the sliding slot and sliding block are annularly uniformly arranged about the symmetrical center line of carrier, and sliding slot and Size cooperates between sliding block, and the surface of aspiration opening's edge sliding block is uniformly arranged, while between aspiration mouth and air pipe interface It is connected.

Compared with prior art, the utility model has the beneficial effects that

1, the presser device structural integrity degree height for being used for photocuring 3D printer, flexible durable, horizontally-supported angle can To carry out flexible modulation, the pressure effect from workbench can be alleviated, and accordingly complete the mate-assist that workbench is swung Movement, dismounting recombination is convenient and efficient, and pressing ring spiral is mounted on screw rod, can carry out freely adjusting in height, while pressing ring Installation number can carry out flexible configuration, with correspond to different height printing body or varying strength requirement workbench, on Lower two pressing rings for clamping chuck, chuck for carrying center pivoted housing, center pivoted housing can the clamping on chuck, while center Pivoted housing can be rotated on the basis of chuck, to cooperate the wobbling action of entire presser device；

2, plastic pipe, glue bar and plastics spring are combined into an elastic support structure, utilize the Bending Deformation of plastic material Ability, enabling the elastic support structure, respective curved deforms under the effect of external force, and the angle smoothly to realize supporting plate is inclined Turn purpose, while using the elastic characteristic of plastic material, so that supporting plate can restore automatically to horizontal under no external force State, hydraulic stem are completed accordingly to stretch by the hydraulic control of hydraulic cylinder, can accordingly adjust the position height of supporting plate, and hydraulic stem The spherical shape structure on top can adapt to the angular deflection variation of supporting plate, guarantee moving freely, being continuous and smooth for supporting plate；

3, carrier is used to support workbench, and the sliding block being arranged thereon is acted on real using the aspiration of aspiration mouth and air pipe interface Fixation now is adjacent to workbench, so that closely against matching using sliding of the sliding block in sliding slot between carrier and workbench Structure is closed, the position of sliding block can be moved, to adjust supporting gravity, preferably completes the support work to workbench.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model hydraulic brake structure schematic diagram；

Fig. 3 is the utility model plastic tube structure schematic diagram；

Fig. 4 is the utility model carrier disk structure schematic diagram；

Fig. 5 is surface structure schematic diagram after the utility model pressing ring and chuck installation.

In figure: 1, pedestal；2, collapsing struts；3, pallet；4, screw rod；5, pressing ring；6, chuck；7, center pivoted housing；8, plastic cement Pipe；9, glue bar；10, plastics spring；11, hydraulic cylinder；12, hydraulic stem；13, supporting plate；14, carrier；15, damping spring；16, sliding Slot；17, sliding block；18, aspiration mouth；19, air pipe interface.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of pressing plate dress for photocuring 3D printer It sets, including pedestal 1 and hydraulic cylinder 11, the middle upper part of pedestal 1 is equipped with collapsing struts 2, and the top of collapsing struts 2 is provided with Pallet 3, the top of collapsing struts 2 are embedded into the bottom surface of pallet 3, and running through above the left and right sides of pedestal 1 has screw rod 4, and spiral shell The outside of bar 4 is arranged with pressing ring 5 and chuck 6 respectively, is spaced apart between chuck 6 and pressing ring 5, the inner thread size of pressing ring 5 Match with the outer wall thread size of screw rod 4, and pressing ring 5 is placed equidistant with along the vertical direction of screw rod 4, and every two pressing ring 5 it Between be mounted with a chuck 6,5 spiral of pressing ring is mounted on screw rod 4, can carry out freely adjusting in height, while pressing ring 5 Installation number can carry out flexible configuration, to correspond to the printing body of different height or the workbench of varying strength requirement, up and down Two pressing rings 5 are for clamping chuck 6, and the inside of chuck 6 is provided with center pivoted housing 7, and the inside of center pivoted housing 7 is connected with pallet 3, chuck 6 is altogether there are two settings, and the disk close to each other of chuck 6 between the both side surface up and down of center pivoted housing 7 mutually Cooperation, and be bonded to each other between the inner wall of center pivoted housing 7 and the outer wall of pallet 3, chuck 6 is for carrying center pivoted housing 7, center Pivoted housing 7 can the clamping on chuck 6, while center pivoted housing 7 can be rotated on the basis of chuck 6, to cooperate entire pressure The wobbling action of panel assembly；

The upper surface surrounding of pallet 3 is respectively and fixedly provided with plastic pipe 8, and the inside of plastic pipe 8 is through there is glue bar 9, plastic pipe 8 Upper and lower ends are fixed welding with the upper surface of the bottom surface of supporting plate 13 and pallet 3 respectively, the upper and lower ends of glue bar 9 respectively with supporting plate 13 bottom surface and the upper surface of pallet 3 are fixed welding, and the outer wall of plastic pipe 8 is wound with plastics spring 10, and plastics spring 10 Upper and lower ends be respectively fixed welding with the upper surface of the bottom surface of supporting plate 13 and pallet 3, the end that picks out of hydraulic cylinder 11 is provided with Hydraulic stem 12, and hydraulic cylinder 11 is located among the upper surface of pallet 3, is between the bottom surface of hydraulic cylinder 11 and the upper surface of pallet 3 Screw connection, the top of hydraulic stem 12 are provided with supporting plate 13, and the top of supporting plate 13 is equipped with carrier 14, plastic pipe 8 about The vertically symmetrical center line of pallet 3 is symmetrical arranged in " ten " word, and is parallel to each other between plastic pipe 8, and long between plastic pipe 8 It spends equal, while elastic construction, plastic pipe is constituted by plastic pipe 8, glue bar 9 and plastics spring 10 between pallet 3 and supporting plate 13 8, glue bar 9 and plastics spring 10 are combined into an elastic support structure, and glue bar 9 and plastic pipe 8 are isometric, utilize the curved of plastic material Bent deformability, enable the elastic support structure under the effect of external force respective curved deform, i.e., glue bar 9 can be oblique It under the action of pressure, bends, plastic pipe 8 and plastics spring 10 are bent therewith, smoothly to realize the angular deflection of supporting plate 13 Purpose, while using the elastic characteristic of plastic material, so that glue bar 9 quickly rebounds under no external force, restore original vertical Form, plastic pipe 8 and plastics spring 10 rebound therewith, and supporting plate 13 can restore automatically to horizontality, the upper end of hydraulic stem 12 It is embedded among the bottom of supporting plate 13 for the top of spherical shape structure, and hydraulic stem 12, and the outer wall and carrier of supporting plate 13 Size matches between 14 lower section inner wall, and hydraulic stem 12 is completed accordingly to stretch by the hydraulic control of hydraulic cylinder 11, can be corresponding The position height of supporting plate 13 is adjusted, and the spherical shape structure on 12 top of hydraulic stem can adapt to the angular deflection change of supporting plate 13 Change, guarantees moving freely, being continuous and smooth for supporting plate 13；

Damping spring 15, and the lower end of damping spring 15 and screw rod 4 are respectively and fixedly provided with below the left and right sides of carrier 14 To be fitting to connection between top, the surface of carrier 14 is provided with sliding slot 16, and the inside engaging of sliding slot 16 has sliding block 17, sliding block 17 surface is through with aspiration mouth 18, and sliding block 17 is provided with air pipe interface 19 far from the side of 14 vertical centerline of carrier, Sliding slot 16 and sliding block 17 are annularly uniformly arranged about the symmetrical center line of carrier 14, and ruler between sliding slot 16 and sliding block 17 Very little mutual cooperation, and aspiration mouth 18 is uniformly arranged along the surface of sliding block 17, while phase between aspiration mouth 18 and air pipe interface 19 Connection, carrier 14 are used to support workbench, and the sliding block 17 being arranged thereon is made using the aspiration of aspiration mouth 18 and air pipe interface 19 Fixation is adjacent to workbench with realizing, so that closely against using sliding block 17 in sliding slot 16 between carrier 14 and workbench In sliding matching structure, the position of sliding block 17 can be moved, to adjust supporting gravity, preferably complete to workbench Support work.

Working principle: pedestal 1 is installed on the pedestal of 3D printer by this kind of presser device first, by pedestal 1 After being fastened with screw, 5 screw-casing of pressing ring is mounted in the outside of screw rod 4, the both sides through-hole of chuck 6 is passed through into screw rod 4, i.e., by chuck 6 are placed on pressing ring 5, and center pivoted housing 7 is installed on chuck 6 using the circular groove of 6 disk of chuck, then the successively other pressures of installation Circle 5 and chuck 6, the installation of pressing ring 5 and chuck 6 follow the principle that a chuck 6 is clamped between every two pressing ring 5, while every two Card can be to pressing ring 5,6 and of chuck using being threadedly engaged between pressing ring 5 and screw rod 4 with a center pivoted housing 7 between a chuck 6 The whole height for the composite unit structure that center pivoted housing 7 is constituted carries out up and down adjustment, to match the printing body or not of different height With the workbench of intensity requirement, the support construction of collapsing struts 2 uses telescopic sleeving rod structure, and outside is fastened with screw, Ke Yixuan Collapsing struts 2 are accordingly extended, enable the top of collapsing struts 2 to be deep into the bottom surface of pallet 3, mention to pallet 3 by loose screw For support, the external pump-line of air pipe interface 19 is allowed to using the connectivity structure between air pipe interface 19 and aspiration mouth 18 The air at each aspiration mouth 18 is extracted by air pipe interface 19, to reduce the air pressure of 18 position of aspiration mouth, starts hydraulic cylinder 11, liquid The model 160/80-310 of cylinder pressure 11 extends hydraulic stem 12 accordingly by hydraulic control, carrier 14 is held up, is utilized The effect of ambient pressure pressure makes to fit closely between carrier 14 and workbench bottom surface, before fixing absorption with workbench, It can use being slidably matched in sliding slot 16 of sliding block 17, position of the mobile sliding block 17 on carrier 14, to have adjusted work Make the supporting gravity of platform, carrier 14 receives artificially to press swing, can also swing with the swing of workbench, and carrier 14 is put When dynamic, it can be generated centainly in all directions by the elastic support structure that plastic pipe 8, glue bar 9 and plastics spring 10 are combined into Pressure effect is guaranteeing to support carrier 14 so that the elastic support structure in all directions is accordingly compressed, tightens or is bent While, moreover it is possible to the angular deflection for assisting carrier 14 makes the angle of carrier 14 in conjunction with the nose-circle chondritic of hydraulic stem 12 It is more flexible to spend deflection action, completes the use process of entire presser device like this.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of presser device for photocuring 3D printer, including pedestal (1) and hydraulic cylinder (11), it is characterised in that: institute The middle upper part for stating pedestal (1) is equipped with collapsing struts (2), and pallet (3) are provided with above collapsing struts (2), described to stretch The top of contracting support (2) is embedded into the bottom surface of pallet (3), and running through above the left and right sides of the pedestal (1) has screw rod (4), And the outside of screw rod (4) is arranged with pressing ring (5) and chuck (6) respectively, is spaced apart between the chuck (6) and pressing ring (5), institute It states and is provided on the inside of chuck (6) center pivoted housing (7), and be connected with pallet (3) on the inside of center pivoted housing (7), the pallet (3) Upper surface surrounding be respectively and fixedly provided with plastic pipe (8), and the inside of plastic pipe (8) is through having glue bar (9), the plastic pipe (8) Upper and lower ends are fixed welding, the upper and lower ends of the glue bar (9) with the upper surface of the bottom surface of supporting plate (13) and pallet (3) respectively It is respectively fixed welding with the upper surface of the bottom surface of supporting plate (13) and pallet (3), the outer wall of the plastic pipe (8) is wound with plastics Spring (10), and the upper and lower ends of plastics spring (10) are respectively to fix with the upper surface of the bottom surface of supporting plate (13) and pallet (3) The end that picks out of welding, the hydraulic cylinder (11) is provided with hydraulic stem (12), and hydraulic cylinder (11) is located in the upper surface of pallet (3) Between, it connect between the bottom surface and the upper surface of pallet (3) of the hydraulic cylinder (11) for screw, is set above the hydraulic stem (12) It is equipped with supporting plate (13), and carrier (14) is installed above supporting plate (13), below the left and right sides of the carrier (14) It is fixed with damping spring (15), and to be fitting to connection between the lower end of damping spring (15) and the top of screw rod (4), the carrying The surface of disk (14) is provided with sliding slot (16), and the inside engaging of sliding slot (16) has sliding block (17), the surface of the sliding block (17) It is through with aspiration mouth (18), and sliding block (17) is provided with air pipe interface (19) far from the side of carrier (14) vertical centerline.

2. a kind of presser device for photocuring 3D printer according to claim 1, it is characterised in that: the pressing ring (5) inner thread size matches with the outer wall thread size of screw rod (4), and pressing ring (5) is along the vertical direction etc. of screw rod (4) A chuck (6) is mounted with away from setting, and between every two pressing ring (5).

3. a kind of presser device for photocuring 3D printer according to claim 1, it is characterised in that: the chuck (6) altogether there are two settings, and chuck (6) disk close to each other between the both side surface up and down of center pivoted housing (7) mutually Cooperation, and be bonded to each other between the inner wall of center pivoted housing (7) and the outer wall of pallet (3).

4. a kind of presser device for photocuring 3D printer according to claim 1, it is characterised in that: the plastic cement The vertically symmetrical center line that (8) are managed about pallet (3) is symmetrical arranged in " ten " word, and is parallel to each other between plastic pipe (8), and Equal length between plastic pipe (8), while passing through plastic pipe (8), glue bar (9) and plastics bullet between pallet (3) and supporting plate (13) Spring (10) constitutes elastic construction.

5. a kind of presser device for photocuring 3D printer according to claim 1, it is characterised in that: described hydraulic The upper end of bar (12) is spherical shape structure, and is embedded among the bottom of supporting plate (13) above hydraulic stem (12), and supporting plate (13) size matches between outer wall and the lower section inner wall of carrier (14).

6. a kind of presser device for photocuring 3D printer according to claim 1, it is characterised in that: the sliding slot (16) it is annularly uniformly arranged with symmetrical center line of the sliding block (17) about carrier (14), and sliding slot (16) and sliding block (17) Between size cooperate, and aspiration mouth (18) is uniformly arranged along the surface of sliding block (17), while aspiration mouth (18) and tracheae Interface is connected between (19).