CN217574079U

CN217574079U - 3D is choke fixing device for printer

Info

Publication number: CN217574079U
Application number: CN202221669787.7U
Authority: CN
Inventors: 丁稀林; 叶云
Original assignee: Wuhu Nuolei Automation Technology Co ltd
Current assignee: Wuhu Nuolei Automation Technology Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-10-14
Anticipated expiration: 2032-06-29

Abstract

The utility model relates to a 3D printer technical field specifically is a 3D is choke fixing device for printer, including choke body and two installation component, the choke body includes the body and sets up at body both ends insert tube, insert tube and the coaxial setting of body, two the installation component all includes fixed section of thick bamboo, the one end outer wall of fixed section of thick bamboo has been seted up and has been got the insertion groove with the insert tube adaptation, the inner wall of insertion groove is provided with the rubber ring, the body is pegged graft in the insertion groove through the insert tube, a joint subassembly is installed jointly of body and fixed section of thick bamboo, the one end outer wall of body is fixed with the fixture block that uses the body center pin to be equidistant annular distribution as the centre of a circle, the outer wall of fixed section of thick bamboo is fixed with a plurality of knot pieces with the fixture block adaptation, the locating hole has all been seted up at fixture block and the top of knot piece, the utility model discloses simple to operate and simple swift, even be heated simultaneously and soften, also can keep good sealed effect.

Description

3D is choke fixing device for printer

Technical Field

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

Background

3D printing is a machine that is an additive manufacturing technique, i.e., a rapid prototyping technique. It is a method for manufacturing three-dimensional object by printing layers of adhesive material on the basis of digital model file and by using special wax material, powdered metal or plastic and other adhesive material.

The choke is one of the important component parts of 3D print head, and the upper and lower both ends of current choke all are provided with the screw thread, and mainly used carries out sealing connection, but the material that the common use of choke is the plastic material, and at the higher material of transportation temperature, the both ends of choke are softened easily, make the screw thread inefficacy, produce the leakage, even the both ends of choke break away from the junction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 3D is choke fixing device for printer to solve the problem that proposes among the above-mentioned background art.

The technical scheme of the utility model is that: the utility model provides a 3D is choke fixing device for printer, includes choke body and two installation component, the choke body includes the body and sets up at body both ends insert tube, insert tube and the coaxial setting of body, two the installation component all includes fixed section of thick bamboo, the one end outer wall of fixed section of thick bamboo is seted up and is got the insertion groove with the insert tube adaptation, the inner wall of insertion groove is provided with the rubber ring, the body is pegged graft in the insertion groove through the insert tube, a joint subassembly is installed jointly to body and fixed section of thick bamboo.

Preferably, the outer wall of one end of the pipe body is fixed with clamping blocks which are distributed in an equidistant annular mode by taking a pipe body center shaft as a circle center, the outer wall of the fixed cylinder is fixed with a plurality of buckling blocks matched with the clamping blocks, the tops of the clamping blocks and the buckling blocks are provided with positioning holes, the outer wall of the fixed cylinder is provided with a locking assembly matched with the positioning holes, and the locking assembly, the clamping blocks and the buckling blocks form a clamping assembly.

Preferably, the locking Assembly includes the reset Assembly, the reset Assembly includes retaining ring board one, retaining ring board two and a plurality of guide post, retaining ring board one and two unanimous specifications of retaining ring board and be distribution from top to bottom, retaining ring board one and retaining ring board two are all fixed on the lateral wall of fixed section of thick bamboo and both contactless, the both ends of guide post are fixed respectively on retaining ring board one and retaining ring board two, the lateral wall cover of guide post is equipped with the spring.

Preferably, the locking subassembly still includes and removes the crown plate and a plurality of inserted bar, a plurality of guiding holes have been seted up to the top ring surface of removing the crown plate, the one end of inserted bar is fixed on the bottom ring surface of removing the crown plate, and is a plurality of inserted bar and a plurality of locating hole one-to-one alignment on the knot piece, guide post slidable mounting is in the guiding hole, the both ends of spring respectively with remove crown plate and fixed crown plate contact.

Preferably, the inner wall of the insertion groove is provided with a deformation groove which is coaxial with the insertion groove and is annular.

Preferably, the cross section of the fastening block is of an L-shaped structure.

The utility model discloses an improve and provide a 3D is choke fixing device for printer here, compare with prior art, have following improvement and advantage:

the utility model discloses make the body peg graft in the insertion groove through the insert tube, the rubber ring can produce elastic deformation after receiving the extrusion of insert tube, the part that the rubber ring deformed can be crowded into deformation inslot, then hug closely the cell wall, then rotate the body, the knot top and the contact on arranging in the solid fixed cylinder of fixture block on the messenger body, the rubber ring applys an effort to the insert tube, make the body have the trend of keeping away from the solid fixed cylinder, thereby the fixture block can paste each other tightly with detaining the piece, exert the effort to the bottom of removing the crown plate, make the removal crown plate move up, the spring is compressed, then make locating hole on the fixture block align the back with the locating hole of detaining the piece, remove the bottom effort of removing the crown plate, the spring recovers, remove the crown plate and move down, insert the pole on the crown plate simultaneously, the fixture block can not take place relative rotation with detaining the piece, can accomplish the locking and seal, from this choke simple to operate and simple and swift, even soften simultaneously, also can keep good sealed effect.

Drawings

The invention is further explained below with reference to the figures and examples:

FIG. 1 is an overall perspective sectional view of the present invention;

FIG. 2 is a schematic view of a partial three-dimensional structure of the throat body of the present invention;

fig. 3 is a schematic perspective view of the mounting assembly of the present invention;

fig. 4 is a schematic view of the throat body and the mounting assembly of the present invention in a partially sectional configuration;

figure 5 is a schematic view of the mounting assembly of the present invention (not connected to the throat body).

Description of the reference numerals:

1. a throat body; 101. a tube body; 102. inserting a tube; 103. a clamping block; 2. mounting the component; 201. a fixed cylinder; 202. moving the ring plate; 203. a guide post; 204. an insertion rod; 205. buckling blocks; 206. a spring; 207. a first fixed ring plate; 208. a second fixed ring plate; 209. inserting the groove; 210. a deformation groove; 3. a rubber ring.

Detailed Description

The present invention will be described in detail below, and it is apparent that the technical solutions in the embodiments of the present invention are described clearly and completely. 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 discloses an improve and provide a 3D is choke fixing device for printer here, the technical scheme of the utility model is:

as shown in fig. 1-5, a throat fixing device for a 3D printer, including a throat body 1 and two installation components 2, the throat body 1 includes a tube 101 and insertion tubes 102 disposed at two ends of the tube 101, the insertion tubes 102 are disposed coaxially with the tube 101, both the two installation components 2 include fixed cylinders 201, the two fixed cylinders 201 are respectively fixed on a feed end and a discharge end of the 3D printer (not shown in the drawings) through screws, the fixed cylinders 201 are made of metal materials, an insertion groove 209 adapted to the insertion tube 102 is disposed on an outer wall of one end of the fixed cylinders 201, a rubber ring 3 is disposed on an inner wall of the insertion groove 209, the tube 101 is inserted into the insertion groove 209 through the insertion tube 102, and a clamping component for fixing each other is commonly installed on the tube 101 and the fixed cylinders 201.

Furthermore, the outer wall of one end of the tube body 101 is fixed with the clamping blocks 103 which are annularly distributed at equal intervals by taking the central axis of the tube body 101 as the center of a circle, the outer wall of the fixed cylinder 201 is fixed with a plurality of buckling blocks 205 which are matched with the clamping blocks 103, the tops of the clamping blocks 103 and the buckling blocks 205 are both provided with positioning holes, the outer wall of the fixed cylinder 201 is provided with a locking assembly which is matched with the positioning holes, the locking assembly, the clamping blocks 103 and the buckling blocks 205 form a clamping assembly, and after the positioning holes in the clamping blocks 103 are aligned with the positioning holes in the buckling blocks 205, the clamping assembly prevents the clamping blocks 103 and the buckling blocks 205 from rotating relatively.

Further, the locking assembly includes a reset assembly, the reset assembly includes a first fixed ring plate 207, a second fixed ring plate 208, and a plurality of guide posts 203, the first fixed ring plate 207 and the second fixed ring plate 208 have the same specification and are distributed vertically, the first fixed ring plate 207 and the second fixed ring plate 208 are both fixed on the outer sidewall of the fixed cylinder 201 and are not in contact with each other, two ends of the guide posts 203 are respectively fixed on the first fixed ring plate 207 and the second fixed ring plate 208, springs 206 are sleeved on the outer sidewall of the guide posts 203, the locking assembly further includes a movable ring plate 202 and a plurality of insert posts 204, a plurality of guide holes are formed on the top annular surface of the movable ring plate 202, one end of each insert post 204 is fixed on the bottom annular surface of the movable ring plate 202, the plurality of insert posts 204 are aligned with the positioning holes on the plurality of the snap blocks 205 one by one, the guide posts 203 are slidably mounted in the guide holes, two ends of each spring 206 are in contact with the movable ring plate 202 and the first fixed ring plate 207, an acting force is applied to the bottom of the movable ring plate 202 to move the movable ring plate 202, the springs 206 are compressed, then the snap blocks 103 are aligned with the snap blocks 205, the movable ring plate 202 and the snap blocks 202 are inserted into the movable ring plate 202, the return posts 206, and the snap blocks 202, the movable ring plate 202, the snap blocks 202 are moved, and the snap blocks 202, the snap blocks are moved, and the snap blocks 202, and the snap blocks are not moved, and are moved.

Further, the inner wall of insertion groove 209 has been seted up with self coaxial and be annular deformation groove 210, and rubber ring 3 can produce elastic deformation after receiving the extrusion, and the part of 3 deformations of rubber ring can be crowded into deformation groove 210 in, then hug closely the cell wall, accomplish sealedly, even the choke is heated softly, rubber ring 3 still has unnecessary part at deformation groove 210, makes the sealed environment be difficult to destroyed.

Furthermore, the cross section of the fastening block 205 is an L-shaped structure, and when the fixture block 103 is placed on the top of the fastening block 205 and contacts with the top, one side of the L-shaped structure can block the fixture block 103, so as to realize positioning.

In conclusion: the pipe body 101 is inserted into the insertion groove 209 through the insertion pipe 102, the rubber ring 3 is elastically deformed after being squeezed by the insertion pipe 102, the deformed part of the rubber ring 3 is squeezed into the deformation groove 210 and then clings to the groove wall, then the pipe body 101 is rotated to enable the top of the buckling block 205 on the fixed cylinder 201 of the buckling block 103 on the pipe body 101 to be contacted, the rubber ring 3 exerts an acting force on the insertion pipe 102 to enable the pipe body 101 to have a trend of being far away from the fixed cylinder 201, so that the buckling block 103 and the buckling block 205 can be tightly attached to each other, an acting force is exerted on the bottom of the movable ring plate 202 to enable the movable ring plate 202 to move upwards, the spring 206 is compressed, then after the positioning hole on the buckling block 103 is aligned with the positioning hole of the buckling block 205, the acting force on the bottom of the movable ring plate 202 is removed, the spring 206 is restored, the movable ring plate 202 moves downwards, meanwhile, the insertion rod 204 on the movable ring plate 202 is inserted into the positioning hole, the buckling block 103 and the buckling block 205 rotates relatively to complete locking and sealing.

Claims

1. The utility model provides a 3D is choke fixing device for printer, includes throat body (1) and two installation component (2), its characterized in that: the throat pipe comprises a throat pipe body (1) and inserting pipes (102) arranged at two ends of the throat pipe body (101), wherein the inserting pipes (102) are coaxially arranged with the throat pipe body (101), the installing assemblies (2) comprise fixing cylinders (201), an inserting groove (209) matched with the inserting pipe (102) is formed in the outer wall of one end of each fixing cylinder (201), a rubber ring (3) is arranged on the inner wall of the inserting groove (209), the throat pipe body (101) is inserted into the inserting groove (209) through the inserting pipe (102), and a clamping assembly is installed on the throat pipe body (101) and the fixing cylinders (201) together.

2. The throat fixing device for the 3D printer according to claim 1, wherein: the utility model discloses a locking device, including body (101), fixed cylinder (201), buckle piece (205) and locating hole, the one end outer wall of body (101) is fixed with and is equidistant annular distribution's fixture block (103) with body (101) center pin as the centre of a circle, the outer wall of fixed cylinder (201) is fixed with a plurality ofly and fixture block (103) adaptation buckle piece (205), the locating hole has all been seted up at the top of fixture block (103) and buckle piece (205), the locking Assembly with the locating hole adaptation is installed to the outer wall of fixed cylinder (201), locking Assembly, a plurality of fixture block (103) and a plurality of buckle piece (205) form a joint subassembly.

3. The throat fixing device for the 3D printer according to claim 2, wherein: the locking subassembly is including the subassembly that resets, the subassembly that resets includes fixed ring board one (207), fixed ring board two (208) and a plurality of guide post (203), fixed ring board one (207) and fixed ring board two (208) specification are unanimous and distribute from top to bottom, fixed ring board one (207) and fixed ring board two (208) are all fixed on the lateral wall of fixed section of thick bamboo (201) and both contactless, the both ends of guide post (203) are fixed respectively on fixed ring board one (207) and fixed ring board two (208), the lateral wall cover of guide post (203) is equipped with spring (206).

4. The throat fixing device for the 3D printer according to claim 3, wherein: the locking assembly further comprises a movable ring plate (202) and a plurality of inserting rods (204), a plurality of guide holes are formed in the circular ring surface of the top of the movable ring plate (202), one end of each inserting rod (204) is fixed to the circular ring surface of the bottom of the movable ring plate (202), the plurality of inserting rods (204) are aligned with the plurality of positioning holes in the buckling blocks (205) one by one, the guide columns (203) are slidably mounted in the guide holes, and two ends of each spring (206) are respectively in contact with the movable ring plate (202) and the first fixed ring plate (207).

5. The throat fixing device for a 3D printer according to claim 1, wherein: the inner wall of the insertion groove (209) is provided with an annular deformation groove (210) which is coaxial with the insertion groove.

6. The throat fixing device for the 3D printer according to claim 2, wherein: the cross section of the buckle block (205) is of an L-shaped structure.