CN114248442B - Powder jar for 3D printing apparatus with material level display function - Google Patents
Powder jar for 3D printing apparatus with material level display function Download PDFInfo
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- CN114248442B CN114248442B CN202111602076.8A CN202111602076A CN114248442B CN 114248442 B CN114248442 B CN 114248442B CN 202111602076 A CN202111602076 A CN 202111602076A CN 114248442 B CN114248442 B CN 114248442B
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- powder
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- rod
- sliding
- powder cylinder
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- 239000000843 powder Substances 0.000 title claims abstract description 127
- 239000000463 material Substances 0.000 title claims abstract description 38
- 238000010146 3D printing Methods 0.000 title abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 239000011521 glass Substances 0.000 claims description 20
- 230000000007 visual effect Effects 0.000 claims description 14
- 238000007639 printing Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/255—Enclosures for the building material, e.g. powder containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Coating Apparatus (AREA)
Abstract
The invention provides a powder cylinder for 3D printing equipment with a material level display function, which belongs to the technical field of powder cylinders for 3D printer equipment and comprises a powder cylinder main body, wherein a pushing component and a material level display structure are arranged in the powder cylinder main body, a fixing component is arranged at the lower end of the powder cylinder main body, a lifting structure is arranged at the lower end of the fixing component, and fixing structures are arranged at two sides of the lifting structure. The invention solves the problems that in the prior art, a worker cannot directly observe the use condition of powder in the powder cylinder for the 3D printing equipment from outside, and further, the powder cannot be added into the powder cylinder in a preparation way, and the driving of the powder cylinder mostly adopts external driving, so that the driving not only needs to consider the sealing of the powder cylinder, but also occupies a larger space of the equipment.
Description
Technical field:
the invention belongs to the technical field of powder cylinders for 3D printer equipment, and particularly relates to a powder cylinder with a material level display function for 3D printer equipment.
The background technology is as follows:
a 3D printing, namely a rapid prototyping technology, which is also called additive manufacturing, and is a rapid prototyping technology based on digital model files, and a technology for constructing an object by using adhesive materials such as powdery metal or plastic and the like in a layer-by-layer printing mode. Powder cylinder is an important component of SLM molding in 3D printing technology, and is used for storing materials and feeding materials.
In the prior art, a worker cannot directly observe the use condition of powder in a powder cylinder for 3D printing equipment from the outside, so that the powder cannot be added into the powder cylinder in a prepared manner, and meanwhile, the powder cylinder is driven by external driving, so that the driving is required to consider the sealing of the powder cylinder and occupy a larger space of the equipment.
The invention comprises the following steps:
the invention provides a powder cylinder for 3D printing equipment with a material level display function, and aims to solve the problems that in the prior art, a worker cannot directly observe the use condition of powder in the powder cylinder for the 3D printing equipment from the outside, and further, the powder cannot be added into the powder cylinder in a ready manner, and the driving of the powder cylinder mostly adopts external driving, so that the driving not only needs to consider the sealing of the powder cylinder, but also occupies a larger space of the equipment.
The embodiment of the invention provides a powder cylinder for 3D printing equipment with a material level display function, which comprises a powder cylinder main body, wherein a pushing component and a material level display structure are arranged in the powder cylinder main body, a fixing component is arranged at the lower end of the powder cylinder main body, a lifting structure is arranged at the lower end of the fixing component, and fixing structures are arranged at two sides of the lifting structure.
Through adopting above-mentioned technical scheme, can show the service condition of powder through the material level display structure, and then the staff of being convenient for can follow the service condition of powder in the outside direct observation powder jar main part, so that the staff in time adds the powder in the powder jar main part, push away the material subassembly simultaneously and establish the inside at the powder jar main part, and then realize the inside drive of powder jar, push away the material subassembly and adopt folding elevation structure moreover, with this drive need not to consider the sealed of powder jar main part, the space that the powder jar occupies has also been reduced greatly, and the cooperation through fixed subassembly and lifting structure is used and can be fixed the bottom of powder jar main part, lift up the powder jar main part simultaneously, so that the installation of powder jar main part.
Further, the edge of the opening of the main body of the powder cylinder is fixedly connected with a connecting flange, a plurality of first connecting holes are formed in the side of the connecting flange, and the first connecting holes are distributed in an annular mode.
Through adopting above-mentioned technical scheme, the corresponding position at 3D printing apparatus is installed to the oral area of powder jar main part on accessible connecting hole on the flange.
Further, the pushing component comprises a first sliding groove, a first sliding rod, a first sliding block, a first lifting rod, a first shaft pin, a first shaft rod, a first hydraulic cylinder, a pushing plate, a second sliding groove, a second sliding rod and a second sliding block, wherein the first sliding groove is formed in the inner bottom wall of the powder cylinder body, the first sliding groove is provided with two sliding rods, the first sliding rods are fixedly connected to the first sliding grooves, each sliding rod is slidably connected to the surfaces of the two ends of the first sliding rod, a first lifting rod is arranged above each sliding rod in the first sliding groove, a plurality of lifting rods are arranged in each group, the adjacent lifting rods are distributed in a crossing mode, the middle of each lifting rod is connected through one rotation of the shaft pin, one ends of the two lifting rods are connected through one rotation of the shaft rod, the upper ends of the first sliding rods are connected with the adjacent lifting rods, the middle positions of the two sliding rods are connected through the two ends of the first sliding rod, the pushing plate is slidably mounted in the inner side of the powder cylinder body, the lower ends of the sliding plate are provided with the two sliding rods, and the two sliding rods are connected with the two sliding rods.
Through adopting above-mentioned technical scheme, realize lifting rod one through hydraulic cylinder one's flexible, and then realize carrying out the material loading to the powder in the powder jar main part, this elevation structure adopts folding structure simultaneously, and whole occupation space is less to pushing away the material subassembly and adopting built-in setting, and then need not to consider the leakproofness of powder jar main part bottom.
Further, the material level display structure comprises a display groove, visual glass, scale marks, a mounting hole and an infrared emitter, wherein the display groove is formed in the side wall of the powder cylinder main body, the visual glass is connected in a sealing seamless mode in the display groove, the inner circle center and the outer circle center of the visual glass are overlapped with the inner circle center and the outer circle center of the powder cylinder main body, the scale marks are arranged on the visual glass, the mounting hole is formed in the side of the pushing plate, the infrared emitter is mounted in the mounting hole, and the infrared emitter is opposite to the visual glass.
Through adopting above-mentioned technical scheme, infrared emitter goes up and down simultaneously along with pushing away the flitch to utilize the infrared ray light spot that infrared emitter took place to shine on the scale mark on visual glass, and then the staff can audio-visual material level of seeing the powder in the powder jar main part this moment, realized the material level display of powder jar, so that the staff adds the powder in the powder jar.
Further, the fixed subassembly includes bottom plate, first lead screw, slider three, arc splint and handle one, two translation grooves of symmetry have been seted up on the bottom plate, install first lead screw in the translation groove, two the screw thread of a lead screw surface in the translation groove revolves to opposite, two the slider three is respectively installed on the surface of the first lead screw in the translation groove, the one end fixedly connected with arc splint of slider three in the translation groove outside, first handle one is installed to the outside that one end of lead screw extends to the bottom plate.
Through adopting above-mentioned technical scheme, drive screw rod one through rocking handle one and rotate, screw rod one drives slider three and slides, and then slider three drives arc splint and removes towards the powder jar main part, presss from both sides tightly the bottom of powder jar main part through two arc splint.
Further, the lifting structure comprises a shell, a screw rod II, a helical gear I, a helical gear II, a crank II, a moving shaft rod, lifting rods II, an upper sliding groove, an upper sliding block and a shaft pin II, wherein the screw rod II is respectively connected to two opposite inner walls of the shell in a rotating mode, threads of the screw rod II are oppositely rotated, the other end of the screw rod II is rotatably arranged on a supporting seat in the shell, the other end of the screw rod II penetrates through the supporting seat to be connected with the helical gear I, the side of the helical gear I is meshed with the helical gear II, a transmission rod connected to the helical gear II is connected to the outer side of the shell, the two moving shaft rods are connected to the surfaces of the screw rod II in a threaded mode, the upper sliding groove is formed in the lower wall surface of a bottom plate, the upper sliding groove is provided with two upper sliding blocks which are mutually matched with the upper sliding groove, two groups of lifting rods II are arranged between the upper sliding blocks and the moving shaft rod, each group of lifting rods II is provided with the adjacent lifting rods, two adjacent lifting rods are connected to one ends of the two lifting rods through the adjacent lifting rods, and one ends of the two lifting rods are connected to the two adjacent lifting rods through the two ends of the lifting rods respectively.
Through adopting above-mentioned technical scheme, can drive helical gear two through rocking handle two and rotate, helical gear two drives helical gear one and rotates, and helical gear one drives screw two and rotate, and pivoted screw two makes two removal axostylus axostyle relative movement, and then lifts the oral area of powder jar main part, and then is convenient for the quick installation of powder jar main part oral area.
Further, the fixed knot constructs including L type fixed plate and connecting hole two, L type fixed plate is fixed in the outside of shell, L type fixed plate symmetry is provided with two, the bottom of L type fixed plate is provided with connecting hole two.
Through adopting above-mentioned technical scheme, can install whole powder jar on 3D printing apparatus through the connecting hole second on the L type fixed plate.
The beneficial effects of the invention are as follows:
1. according to the invention, through the arrangement of the material level display structure, the infrared emitter on the material level display structure is lifted along with the material pushing plate, and the infrared light spots generated by the infrared emitter are irradiated on the scale marks on the visual glass, so that a worker can intuitively see the material level of the powder in the powder cylinder main body at the moment, the material level display of the powder cylinder is realized, and the worker can conveniently add the powder into the powder cylinder.
2. According to the invention, through the arrangement of the pushing component, the lifting of the lifting rod I is realized through the expansion and contraction of the hydraulic cylinder I on the pushing component, so that the powder in the powder cylinder main body is fed, meanwhile, the lifting structure adopts a folding structure, the whole occupied space is small, and the pushing component adopts built-in arrangement, so that the tightness of the bottom of the powder cylinder main body is not required to be considered.
3. According to the invention, through the mutual matching of the fixing assembly and the lifting structure, the first hand crank on the fixing assembly is rocked to drive the first screw rod to rotate, the first screw rod drives the third slider to slide, the third slider drives the arc clamping plates to move towards the powder cylinder main body, the bottom of the powder cylinder main body is clamped through the two arc clamping plates, then the second hand crank is rocked to drive the second bevel gear to rotate, the second bevel gear drives the first bevel gear to rotate, the first bevel gear drives the second screw rod to rotate, the rotating second screw rod enables the two movable shaft rods to move relatively, the mouth of the powder cylinder main body is lifted, and the mouth of the powder cylinder main body is convenient to install rapidly.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
Description of the drawings:
the accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is an overall schematic of an embodiment of the present invention;
FIG. 2 is a schematic illustration of a main section of an embodiment of the present invention;
FIG. 3 is a schematic back view of an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of an exemplary powder cylinder body according to an embodiment of the present invention;
FIG. 5 is a schematic view of a lifting structure according to an embodiment of the present invention;
FIG. 6 is an enlarged schematic diagram of the embodiment of the present invention shown in FIG. 3;
reference numerals: 1. a powder cylinder main body; 2. a pushing component; 3. a material level display structure; 4. a fixing assembly; 5. a lifting structure; 6. a fixed structure; 11. a connecting flange; 12. a first connecting hole; 21. a first chute; 22. a first slide bar; 23. a first sliding block; 24. a lifting rod I; 25. a first shaft pin; 26. a first shaft lever; 27. a first hydraulic cylinder; 28. a pushing plate; 29. a second chute; 210. a second slide bar; 211. a second slide block; 31. a display groove; 32. visual glass; 33. scale marks; 34. a mounting hole; 35. an infrared emitter; 41. a bottom plate; 42. a first screw rod; 43. a third slide block; 44. an arc clamping plate; 45. a first hand crank; 51. a housing; 52. a second screw rod; 53. a first helical gear; 54. a helical gear II; 55. a second hand crank; 56. a moving shaft; 57. a lifting rod II; 58. an upper chute; 59. an upper slider; 510. a second shaft pin; 61. an L-shaped fixing plate; 62. and a second connecting hole.
The specific embodiment is as follows:
in order to make the objects, technical solutions and advantages of the technical solutions of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of specific embodiments of the present invention. Like reference numerals in the drawings denote like parts. It should be noted that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present invention fall within the protection scope of the present invention.
Referring to fig. 1-6, an embodiment of the invention provides a powder cylinder for a 3D printing device with a material level display function, which comprises a powder cylinder main body 1, wherein the edge of the opening part of the powder cylinder main body 1 is fixedly connected with a connecting flange 11, a plurality of connecting holes I12 are formed at the side of the connecting flange 11, the connecting holes I12 are distributed in a ring shape, the opening part of the powder cylinder main body 1 can be installed at the corresponding position of the 3D printing device through the connecting holes I12 on the connecting flange 11, a pushing component 2 and a material level display structure 3 are arranged in the powder cylinder main body 1, the pushing component 2 comprises a first chute 21, a first slide bar 22, a first slide block 23, a first lifting rod 24, a first shaft pin 25, a first shaft rod 26, a first hydraulic cylinder 27, a pushing plate 28, a second chute 29, a second slide bar 210 and a second slide block 211, the first chute 21 is formed on the bottom wall inside the powder cylinder main body 1, the first chute 21 is provided with two, the two slide bars I21 are fixedly connected with a slide bar I22 respectively, the surfaces of two ends of each slide bar I22 are respectively and slidably connected with a slide block I23, a group of lifting rods I24 are respectively arranged above the slide blocks I23 in each slide bar I21, a plurality of lifting rods I24 are arranged on each group of lifting rods I24, adjacent lifting rods I24 are distributed in a crossed mode, the middle parts of the adjacent lifting rods I24 are rotationally connected through a shaft pin I25, one ends of the two opposite lifting rods I24 are rotationally connected through a shaft rod I26, the upper ends of the slide blocks I23 are rotationally connected with a shaft rod I26 connected with one end of the adjacent lifting rod I24, the middle positions of the two opposite shaft rods I26 are connected through two ends of a hydraulic cylinder I27, a pushing plate 28 is slidably arranged in the powder cylinder body 1, a slide groove II 29 corresponding to the slide bars I21 is arranged at the lower end of the pushing plate 28, a slide bar II 210 is fixedly connected in the slide groove II 29, the surfaces of the two ends of the slide bar II 210 are slidably connected with a slide block II 211, the lower end of the slide block II 211 is rotationally connected with a shaft rod I26 connected with one end of an adjacent lifting rod I24, lifting of the lifting rod I24 is realized through expansion and contraction of a hydraulic cylinder I27, powder in the powder cylinder main body 1 is further fed, meanwhile, the lifting structure adopts a folding structure, the whole occupied space is small, the pushing assembly 2 adopts a built-in arrangement, the tightness of the bottom of the powder cylinder main body 1 is not needed to be considered, the material level display structure 3 comprises a display groove 31, visual glass 32, scale marks 33, a mounting hole 34 and an infrared emitter 35, the display groove 31 is formed on the side wall of the powder cylinder main body 1, the display groove 31 is connected with the visible glass 32 in a sealing and seamless way, the inner circle center and the outer circle center of the visible glass 32 coincide with the inner circle center and the outer circle center of the powder cylinder main body 1, scale marks 33 are arranged on the visible glass 32, a mounting hole 34 is formed in the side of the pushing plate 28, an infrared emitter 35 is arranged in the mounting hole 34, the infrared emitter 35 is opposite to the visible glass 32, the infrared emitter 35 is lifted and lowered along with the pushing plate 28, an infrared light spot generated by the infrared emitter 35 irradiates on the scale marks 33 on the visible glass 32, and then a worker can visually see the material level of powder in the powder cylinder main body 1 at the moment, so that the material level display of the powder cylinder is realized, and the worker can conveniently add the powder into the powder cylinder.
The lower end of the powder cylinder main body 1 is provided with a fixing component 4, the fixing component 4 comprises a bottom plate 41, a first screw rod 42, a third slider 43, an arc clamping plate 44 and a first hand crank 45, two symmetrical translation grooves are formed in the bottom plate 41, the first screw rod 42 is arranged in each translation groove, the screw threads on the surfaces of the first screw rods 42 in the two translation grooves are opposite in rotation direction, the third slider 43 is respectively arranged on the surface of the first screw rod 42 in each translation groove, one end of the third slider 43 positioned outside the translation groove is fixedly connected with the arc clamping plate 44, one end of the first screw rod 42 extends to the outer side of the bottom plate 41 and is provided with the first hand crank 45, the first screw rod 42 is driven to rotate by shaking the first hand crank 45, the third slider 43 drives the third slider 43 to slide, the third arc clamping plate 44 is driven to move towards the powder cylinder main body 1, the bottom of the powder cylinder main body 1 is clamped by the two arc clamping plates 44, the lower end of the fixing component 4 is provided with a lifting structure 5, the lifting structure 5 comprises a shell 51, a screw rod II 52, a helical gear I53, a helical gear II 54, a handle II 55, a moving shaft rod 56, a lifting rod II 57, an upper sliding groove 58, an upper sliding block 59 and a shaft pin II 510, wherein one screw rod II 52 is respectively connected on two opposite inner walls of the shell 51 in a rotating way, threads of the two screw rods II 52 are reversely rotated, the other end of the screw rod II 52 is rotatably arranged on a supporting seat in the shell 51, the other end of the screw rod II 52 penetrates through the supporting seat to be connected with a helical gear I53, the side of the helical gear I53 is in meshed connection with a helical gear II 54, a transmission rod connected with the helical gear II 54 extends to the outer side of the shell 51 to be connected with a handle II 55, the surfaces of the two screw rods II 52 are respectively in threaded connection with a moving shaft rod 56, the upper sliding groove 58 is arranged on the lower wall surface of the bottom plate 41, the upper sliding groove 58 is provided with two, each upper sliding groove 58 is internally and respectively connected with two upper sliding blocks 59 which are mutually matched with the upper sliding grooves 58, the upper sliding blocks 59 are of a T-shaped structure, two groups of lifting rods II 57 are arranged between the upper sliding blocks 59 and the movable shaft rods 56, each group of lifting rods II 57 is provided with two lifting rods II 57, two adjacent lifting rods II 57 are in rotary connection through a shaft pin II 510, the lower end of each upper sliding block 59 is in rotary connection with one end of each adjacent lifting rod II 57 through the same shaft pin II 510, two ends of the movable shaft rod 56 are respectively in rotary connection with one end of each adjacent lifting rod II 57, the bevel gears II 54 can be driven to rotate through shaking the second shaking hands 55, the bevel gears II 54 drive the bevel gears I53 to rotate, the bevel gears I53 drive the screw II 52 to rotate, the rotating screw II 52 enables the two movable shaft rods 56 to relatively move, the mouth of the powder cylinder main body 1 is lifted upwards, and the mouth of the powder cylinder main body 1 is convenient to install rapidly.
The both sides of lifting structure 5 are provided with fixed knot and construct 6, fixed knot constructs 6 include L type fixed plate 61 and connecting hole two 62, L type fixed plate 61 is fixed in the outside of shell 51, L type fixed plate 61 symmetry is provided with two, the bottom of L type fixed plate 61 is provided with connecting hole two 62, can install whole powder jar on 3D printing apparatus through connecting hole two 62 on the L type fixed plate 61.
The implementation mode specifically comprises the following steps: when in use, corresponding support plates are welded at corresponding positions on the 3D printing equipment, bolts are utilized to pass through the second connecting holes 62 on the L-shaped fixing plates 61 to be fixed with the support plates, so that the lifting structure 5 is just opposite to the position right below the powder cylinder mounting port, the powder cylinder main body 1 is placed between the arc clamping plates 44, the first shaking hand 45 is used for driving the first screw rod 42 to rotate, the first screw rod 42 is used for driving the third sliding block 43 to slide, the third sliding block 43 is used for driving the third arc clamping plate 44 to move towards the powder cylinder main body 1, the bottom of the powder cylinder main body 1 is clamped through the two arc clamping plates 44, the second shaking hand 55 is used for driving the second bevel gear 54 to rotate, the second bevel gear 54 is used for driving the first bevel gear 53 to rotate, the first bevel gear 53 is used for driving the second screw rod 52 to rotate, the rotating second screw rod 52 enables the two moving shafts 56 to move relatively, the opening of the powder cylinder main body 1 is lifted up, and the opening of the powder cylinder main body 1 is extended into the powder cylinder mounting port of the 3D printing equipment, then a bolt passes through a first connecting hole 12 on the connecting flange 11 to be fixed with 3D printing equipment, so that the quick installation of the opening of the powder cylinder main body 1 is realized, during feeding, the first hydraulic cylinder 27 is contracted, the first lifting rod 24 is lifted by the first hydraulic cylinder 27, the first lifting rod 24 lifts the pushing plate 28, the feeding of the powder cylinder is realized, the lifting in the pushing component 2 adopts a folding structure, the whole occupied space is smaller, the pushing component 2 adopts a built-in arrangement, the tightness of the bottom of the powder cylinder main body 1 is not required to be considered, meanwhile, the infrared emitter 35 is lifted along with the pushing plate 28, an infrared light spot generated by the infrared emitter 35 irradiates on a scale mark 33 on a visible glass 32, and then a worker can intuitively see the material level of powder in the powder cylinder main body 1 at the moment, the material level display of the powder cylinder is realized, so that the staff can add powder into the powder cylinder.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The utility model provides a powder jar for 3d printing apparatus with material level display function, includes powder jar main part (1), its characterized in that, be provided with in powder jar main part (1) and push away material subassembly (2) and material level display structure (3), the lower extreme of powder jar main part (1) is provided with fixed subassembly (4), the lower extreme of fixed subassembly (4) is provided with lifting structure (5), the both sides of lifting structure (5) are provided with fixed knot construct (6);
the pushing component (2) comprises a first sliding chute (21), a first sliding chute (22), a first sliding block (23), a first lifting rod (24), a first shaft pin (25), a first shaft lever (26), a first hydraulic cylinder (27), a pushing plate (28), a second sliding chute (29), a second sliding rod (210) and a second sliding block (211), wherein the first sliding chute (21) is arranged on the inner bottom wall of the main powder cylinder body (1), the first sliding chute (21) is provided with two sliding rods (22) which are fixedly connected with the first sliding chute (21), the surfaces of the two ends of each first sliding rod (22) are respectively and slidably connected with the first sliding block (23), a group of first lifting rods (24) are respectively arranged above the first sliding blocks (23) in each first sliding chute (21), a plurality of first lifting rods (24) are arranged, adjacent first lifting rods (24) are distributed in a crossed mode, the middle of the adjacent first lifting rods (24) are rotationally connected through the first shaft pin (25), two opposite lifting rods (24) are rotationally connected with one end of the first lifting rod (26) which is in a rotary mode, the pushing plate (28) is slidably mounted in the powder cylinder main body (1), a second chute (29) corresponding to the first chute (21) is formed in the lower end of the pushing plate (28), a second slide bar (210) is fixedly connected in the second chute (29), two sliding blocks (211) are slidably connected on the surfaces of two ends of the second slide bar (210), and the lower end of each second sliding block (211) is rotatably connected with a first shaft rod (26) connected with one end of an adjacent lifting rod (24);
the material level display structure (3) comprises a display groove (31), visual glass (32), scale marks (33), a mounting hole (34) and an infrared emitter (35), wherein the display groove (31) is formed in the side wall of the powder cylinder main body (1), the visual glass (32) is connected in a sealing seamless mode in the display groove (31), the inner circle center and the outer circle center of the visual glass (32) coincide with the inner circle center and the outer circle center of the powder cylinder main body (1), the scale marks (33) are arranged on the visual glass (32), the mounting hole (34) is formed in the side of the pushing plate (28), the infrared emitter (35) is mounted in the mounting hole (34), and the infrared emitter (35) is opposite to the visual glass (32);
the fixing assembly (4) comprises a bottom plate (41), first screw rods (42), third sliding blocks (43), arc clamping plates (44) and first shaking hands (45), two symmetrical translation grooves are formed in the bottom plate (41), first screw rods (42) are arranged in the translation grooves, the rotation directions of the surface threads of the first screw rods (42) in the two translation grooves are opposite, third sliding blocks (43) are respectively arranged on the surfaces of the first screw rods (42) in the two translation grooves, the arc clamping plates (44) are fixedly connected to one end of the third sliding blocks (43) located outside the translation grooves, and the first shaking hands (45) are arranged on the outer sides of the bottom plate (41) in an extending mode from one end of the first screw rods (42);
the lifting structure (5) comprises a shell (51), a screw rod II (52), a helical gear I (53), a helical gear II (54), a crank II (55), a moving shaft lever (56), a lifting rod II (57), an upper sliding groove (58), an upper sliding block (59) and a shaft pin II (510), wherein the screw rod II (52) is respectively connected to two opposite inner walls of the shell (51) in a rotating mode, threads of the two screw rods II (52) are opposite in rotation direction, the other end of the screw rod II (52) is rotatably arranged on a supporting seat in the shell (51), the other end of the screw rod II (52) penetrates through the supporting seat to be connected with the helical gear I (53), the side of the helical gear I (53) is meshed and connected with the helical gear II (54), a transmission rod connected to the outer side of the shell (51) is connected with the crank II (55), the surfaces of the two screw rods II (52) are respectively connected with the moving shaft lever (56) in a threaded mode, the upper sliding groove (58) is arranged on the lower wall surface of the bottom plate (41), the upper sliding groove (58) is provided with the upper sliding groove (58), the two sliding blocks (59) are connected with the sliding grooves (59), two groups of lifting rods II (57) are arranged between the upper sliding block (59) and the movable shaft rod (56), each group of lifting rods II (57) is provided with two lifting rods II (57), every two adjacent lifting rods II (57) are connected in a rotating mode through a shaft pin II (510), the lower end of the upper sliding block (59) is connected with one end of each adjacent lifting rod II (57) in a rotating mode through the same shaft pin II (510), and two ends of the movable shaft rod (56) are connected with one end of each adjacent lifting rod II (57) in a rotating mode.
2. The powder cylinder for the 3d printing equipment with the material level display function according to claim 1, wherein a connecting flange (11) is fixedly connected to the edge of the opening of the powder cylinder main body (1), a plurality of first connecting holes (12) are formed in the side of the connecting flange (11), and the plurality of first connecting holes (12) are distributed in a ring shape.
3. The powder cylinder for the 3d printing equipment with the material level display function according to claim 1, wherein the fixing structure (6) comprises an L-shaped fixing plate (61) and a second connecting hole (62), the L-shaped fixing plate (61) is fixed on the outer side of the shell (51), the L-shaped fixing plate (61) is symmetrically provided with two, and the bottom of the L-shaped fixing plate (61) is provided with the second connecting hole (62).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111602076.8A CN114248442B (en) | 2021-12-24 | 2021-12-24 | Powder jar for 3D printing apparatus with material level display function |
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| CN202111602076.8A CN114248442B (en) | 2021-12-24 | 2021-12-24 | Powder jar for 3D printing apparatus with material level display function |
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| CN114248442B true CN114248442B (en) | 2023-08-08 |
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| CN114248442A (en) | 2022-03-29 |
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