CN216658933U

CN216658933U - 3D prints raw materials ration feeding device

Info

Publication number: CN216658933U
Application number: CN202121522813.9U
Authority: CN
Inventors: 项卫国
Original assignee: Shenzhen Zhongshang 3d Technology Co ltd
Current assignee: Shenzhen Zhongshang 3d Technology Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2022-06-03
Anticipated expiration: 2031-07-06

Abstract

A3D printing raw material quantitative supply device relates to the technical field of 3D printing equipment, and comprises a support, a storage barrel, a feeding pipe and a discharging pipe, wherein the storage barrel is arranged at the bottom end face of the support, the feeding pipe and the discharging pipe are respectively arranged at the outer side face and the bottom end face of the storage barrel, one end of the feeding pipe and one end of the discharging pipe extend to the inner wall of the storage barrel, a pressing plate and a movable plate are respectively arranged at the upper end and the lower end of the interior of the storage barrel in a sliding manner, slots are formed at intervals on the upper end face of the movable plate, the extrusion amount of printing paste can be accurately controlled through the arrangement of a screw, a displacement sensor, a threaded plate, a pressing rod, a motor and the pressing plate, so that the printing precision of the 3D printing equipment can be ensured, and meanwhile, the movable plate, the slots, through holes, a sliding chute, a sliding block, a spring, a connecting rod and a baffle plate can move simultaneously, be convenient for like this carry out accurate shutoff to the discharging pipe, mainly be applied to the quantitative supply that carries out of printing thick liquids.

Description

3D prints raw materials ration feeding device

Technical Field

The utility model relates to the technical field of 3D printing equipment, in particular to a quantitative supply device for 3D printing raw materials.

Background

3D printing is a technology for constructing objects, and the main flow of the work of the 3D printing technology is that a printing device prints and manufactures certain objects in a layer-by-layer printing mode by using a computer digital model and then applying adhesive slurry;

3D printing apparatus need carry out the dosing for beating printer head when the operation, and the current printer head mostly accomplishes the supply operation to the raw materials through the extruder pump when the feed, and the extruder pump is inconvenient carries out accurate control to it of the extrusion capacity of its raw materials when the operation, has just so reduced the printing precision of article, consequently, based on above problem, provides a 3D and prints raw materials dosing device.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects in the background art, the utility model provides the 3D printing raw material quantitative supply device, so that the raw material supply device can accurately control the extrusion amount of the printing slurry, and the printing precision of 3D printing equipment is conveniently ensured.

(II) technical scheme

The utility model provides a 3D printing raw material quantitative supply device which comprises a support, a storage barrel, a material injection pipe and a material discharge pipe, wherein the storage barrel is arranged at the bottom end face of the support, the material injection pipe and the material discharge pipe are respectively arranged at the outer side face and the bottom end face of the storage barrel, one end of the material injection pipe and one end of the material discharge pipe extend to the inner wall of the storage barrel, a pressing plate and a movable plate are respectively arranged at the upper end and the lower end of the interior of the storage barrel in a sliding mode, slots are formed in the upper end face of the movable plate at intervals, and meanwhile a filtering structure is arranged at the inner wall of each slot.

Preferably: the upper end face center department of support rotates and is provided with the screw rod, and is provided with the thread plate at the lateral surface screw thread of screw rod, and the dead lever is vertically installed in the left end direction department and the right-hand member direction department of screw rod simultaneously to the one end of dead lever is vertical and runs through in the lateral surface of thread plate.

Preferably: the top end face of the support is provided with a motor, and a transmission shaft of the motor is fixedly connected with the top end of the screw rod.

Preferably: the preceding terminal surface horizontal installation of thread plate has the connecting block, and the vertical depression bar of installing in bottom terminal surface department of connecting block to the lower extreme department of depression bar runs through to inside the storage section of thick bamboo, and is connected with the top face of clamp plate is fixed respectively, and the displacement inductor is installed in the supporting of bottom face left side department and the right side department of thread plate simultaneously.

Preferably: the spout has been seted up to the inner wall lower extreme department of storage cylinder, and the inside upper end department of spout slides and is provided with the slider to the outside end of slider is connected with the lateral surface of fly leaf is fixed, is provided with the spring simultaneously at the inside bottom face of spout, and the one end of spring is connected with the bottom face of slider is fixed.

Preferably: a cylindrical blanking port is vertically formed from the center of the top end face of the discharging pipe to the top end of the inner wall, the diameter of the blanking port is smaller than that of the discharging pipe, a disc-shaped baffle is movably arranged in the direction of the lower end of the blanking port, and the diameter of the baffle is larger than that of the blanking port.

Preferably: the top end face center department of baffle is provided with the hemisphere bellying, and the connecting rod is vertically installed in the bottom end face center department of fly leaf simultaneously to the bottom of connecting rod is connected with the top end face of bellying is fixed.

Preferably: the filtering structure is a through hole, wherein the through hole is arranged at the bottom end of the inner wall of the groove, one end of the through hole extends to the bottom end face of the movable plate, and the number of the through holes is multiple.

Preferably, the following components: the filtering structure is a filter screen plate, wherein the filter screen plate is arranged on the inner wall of the slot, and the gap from the inner wall of the slot to the bottom end face of the movable plate can be through-type.

Preferably: the outer side surface of the material injection pipe is provided with an electromagnetic valve in a matching way.

Has the advantages that:

1. this kind of 3D prints raw materials ration feeding device is provided with screw rod, displacement sensor, thread plate, depression bar, motor and clamp plate, can carry out accurate control to the extrusion capacity of printing thick liquids, is convenient for ensure 3D printing apparatus's the printing precision like this.

2. This kind of 3D prints raw materials ration feeding device is provided with fly leaf, fluting, through-hole, spout, slider, spring, connecting rod and baffle, can be so that clamp plate and baffle can carry out the simultaneous movement, is convenient for carry out accurate shutoff to the discharging pipe like this.

Description of the drawings:

fig. 1 is a schematic side view of a 3D printing material quantitative supply device according to the present invention.

Fig. 2 is a schematic front cross-sectional view of a 3D printing material quantitative supply device according to the present invention.

Fig. 3 is an enlarged schematic view of a portion a of fig. 2 of the 3D printing material quantitative supply apparatus.

Fig. 4 is a schematic view of the connection between the movable plate and the baffle plate.

In FIGS. 1-4: 1-a scaffold; 101-a screw; 102-a fixation bar; 1021-a displacement sensor; 103-thread plate; 104-connecting block; 105-a compression bar; 106-a motor; 2-a material storage cylinder; 201-a pressing plate; 202-a movable plate; 203-slotting; 204-a through hole; 205-a chute; 206-a slider; 207-a spring; 208-a connecting rod; 3-material injection pipe; 301-a solenoid valve; 4-a discharge pipe; 401-blanking port; 402-a baffle; 403-raised portion.

Detailed Description

As shown in figures 1 to 4: the utility model provides a technical scheme, and discloses a 3D printing raw material quantitative supply device which comprises a support 1, a storage barrel 2, a material injection pipe 3 and a material discharge pipe 4, wherein the storage barrel 2 is arranged at the bottom end face of the support 1, the material injection pipe 3 and the material discharge pipe 4 are respectively arranged at the outer side face and the bottom end face of the storage barrel 2, one end of the material injection pipe 3 and one end of the material discharge pipe 4 extend to the inner wall of the storage barrel 2, a screw 101 is rotatably arranged on the upper end face of the support 1, a thread plate 103 is arranged on the outer side face of the screw 101 in a threaded manner, a motor 106 is arranged at the center of the top end face of the support 1, and the upper end face of the screw 101 is fixedly connected with a transmission shaft of the motor 106.

As shown in fig. 1, 2 fixing rods 102 are vertically installed on the left end face and the right end face of the screw 101, one end of each fixing rod 102 is vertical and penetrates through the outer end face of the thread plate 103, the movable state of the thread plate 103 can be limited by the fixing rods 102, the thread plate 103 can reciprocate up and down in the fixing rods 102, meanwhile, a connecting block 104 is horizontally installed on the front end face of the thread plate 103, a pressing rod 105 is vertically installed on the bottom end face of the connecting block 104, and the thread plate 103 can drive the connecting block 104 and the pressing rod 105 to slide up and down.

As shown in fig. 1 and fig. 2, an electromagnetic valve 301 is mounted on the outer side surface of the injection tube 3, and through the arrangement of the electromagnetic valve 301, the printing raw material at the injection tube 3 can be isolated and controlled, thereby facilitating the stable injection of the printing material into the storage barrel 2, and meanwhile, the pressure plate 201 is slidably arranged at the top end of the storage barrel 2, and the middle end surface of the top of the pressing plate 201 is fixedly connected with the bottom end surface of the pressing rod 105, so that the pressing rod 105 can drive the pressing plate 201 to slide up and down in the storage cylinder 2, the printing raw material can be extruded out from the storage barrel 2, so that the printing raw material can be conveniently supplied, and finally, the lower end surface of the thread plate 103 is provided with a displacement sensor 1021, and through the arrangement of the displacement sensor 1021, the moving distance of the screw plate 103 can be controlled, which facilitates quantitative control of the supply amount of the printing material.

As shown in fig. 2 and 3, a movable plate 202 is horizontally and slidably disposed at the lower end of the interior of the storage barrel 2, so that the movable plate 202 can slide up and down inside the storage barrel 2, meanwhile, sliding slots 205 are vertically formed at the left side and the right side of the inner wall of the storage barrel 2, a slider 206 is slidably disposed at the upper end of the interior of the sliding slot 205, a spring 207 is disposed at the bottom end of the interior of the sliding slot 205, and one end of the spring 207 is fixedly connected with the slider 206, so that the spring 207 can apply a resisting force to the slider 206, the slider 206 can slide inside the sliding slot 205, and finally, the outer end of the slider 206 is fixedly connected with the outer side surface of the movable plate 202, so that the movable plate 202 and the slider 206 can both slide up and down inside the storage barrel 2.

As shown in fig. 3 and 4, a plurality of sets of slots 203 are spaced apart from each other on the top end surface of the movable plate 202, a plurality of through holes 204 are formed through the bottom ends of the inner walls of the slots 203 to the lower end surface of the movable plate 202, the setting of the slots 203 enables the printing paste to impact the inner walls of the slots 203 when the pressing plate 201 slides downward inside the storage barrel 2, so as to provide a sliding supporting force for the movable plate 202, the setting of the through holes 204 facilitates the flowing of the printing paste, the printing paste passing through the through holes 204 can enter the discharging pipe 4, meanwhile, a blanking port 401 is vertically formed from the top end surface to the inner wall of the discharging pipe 4, the printing paste can be injected into the discharging pipe 4 through the blanking port 401 through the setting of the blanking port 401, so as to facilitate the normal supply of the printing paste, and a baffle 402 is movably disposed on the lower end surface of the blanking port 401, and the up end center department of baffle 402 is provided with bellying 403, set up the relation through the overall arrangement of baffle 402 and blanking mouth 401, make baffle 402 can carry out the shutoff to blanking mouth 401 after reciprocating, and the setting of bellying 403, make the printing thick liquids that can be to the landing guide handle, at last at the vertical connecting rod 208 of installing of the lower terminal surface of fly leaf 202, and the lower terminal surface of connecting rod 208 is connected with the top terminal surface of bellying 403 is fixed, make fly leaf 202 can drive baffle 402 and move simultaneously like this, thereby just conveniently control the shutoff of blanking mouth 401.

As shown in fig. 3 and 4, other embodiments of the present invention exist, the inner wall of the slot 203 and the bottom end surface of the movable plate 202 may be arranged in a through manner, and a plurality of sets of filter screens may be installed on the inner wall surface of the slot 203.

The working principle is as follows: when printing raw materials are required to be supplied, quantitative control can be performed on the extrusion amount of printing paste through the screw 101, the displacement sensor 1021, the thread plate 103, the pressure rod 105, the motor 106 and the pressure plate 201, so that the printing precision of the 3D printing equipment is ensured, and meanwhile, the pressure plate 105 and the baffle plate 402 can move simultaneously by using the movable plate 202, the groove 203, the through hole 204, the sliding groove 205, the sliding block 206, the spring 207, the connecting rod 208 and the baffle plate 402, so that the discharging pipe 4 is conveniently and precisely plugged.

Claims

1. The utility model provides a 3D prints raw materials ration feeding device, includes support (1), storage cylinder (2), annotates material pipe (3) and discharging pipe (4), storage cylinder (2) set up in the bottom terminal surface department of support (1), annotate material pipe (3) and discharging pipe (4) and set up the lateral surface and the bottom terminal surface department in storage cylinder (2) respectively to the one end of annotating material pipe (3) and discharging pipe (4) extends to the inner wall department of storage cylinder (2), its characterized in that: the upper end of the interior of the storage barrel (2) and the lower end are respectively provided with a pressing plate (201) and a movable plate (202) in a sliding mode, the upper end face of the movable plate (202) is provided with a groove (203) at intervals, and meanwhile a filtering structure is arranged on the inner wall of the groove (203).

2. The 3D printing material dosing device according to claim 1, wherein: the support is characterized in that a screw (101) is rotatably arranged at the center of the upper end face of the support (1), a thread plate (103) is arranged on the outer side face of the screw (101) in a threaded mode, fixing rods (102) are vertically arranged at the left end direction and the right end direction of the screw (101), and one end of each fixing rod (102) is vertical and penetrates through the outer side face of the thread plate (103).

3. The 3D printing material dosing device according to claim 1, wherein: the top end face of the support (1) is provided with a motor (106), and a transmission shaft of the motor (106) is fixedly connected with the top end of the screw rod (101).

4. The 3D printing material dosing device according to claim 2, wherein: the front end face horizontal installation of threading board (103) has connecting block (104), and the bottom terminal surface department of connecting block (104) vertically installs depression bar (105) to the lower extreme department of depression bar (105) runs through to inside storage cylinder (2), and be connected with the top end face of clamp plate (201) is fixed respectively, and the supporting displacement inductor (1021) of installing in bottom end face left side department and right side department of threading board (103) simultaneously.

5. The 3D printing material dosing device according to claim 1, wherein: the lower end of the inner wall of the storage barrel (2) is provided with a sliding groove (205), the upper end inside the sliding groove (205) is provided with a sliding block (206) in a sliding manner, the outer side end of the sliding block (206) is fixedly connected with the outer side face of the movable plate (202), a spring (207) is arranged on the bottom end face inside the sliding groove (205), and one end of the spring (207) is fixedly connected with the bottom end face of the sliding block (206).

6. The 3D printing material dosing device according to claim 1, wherein: the discharging pipe is characterized in that a cylindrical blanking port (401) is vertically formed from the center of the top end face of the discharging pipe (4) to the top end of the inner wall, the diameter of the blanking port (401) is smaller than that of the discharging pipe (4), meanwhile, a disc-shaped baffle (402) is movably arranged in the lower end direction of the blanking port (401), and the diameter of the baffle (402) is larger than that of the blanking port (401).

7. The 3D printing material dosing device of claim 6, wherein: the center of the top end face of the baffle (402) is provided with a hemispherical bulge (403), a connecting rod (208) is vertically arranged at the center of the bottom end face of the movable plate (202), and the bottom end of the connecting rod (208) is fixedly connected with the top end face of the bulge (403).

8. The 3D printing material dosing device according to claim 1, wherein: the filtering structure is a plurality of through holes (204), wherein the through holes (204) are arranged at the bottom end of the inner wall of the slot (203), one end of each through hole (204) extends to the bottom end face of the movable plate (202), and the number of the through holes (204) is multiple.

9. The 3D printing material dosing device according to claim 1, wherein: the filtering structure is a filter screen plate, wherein the filter screen plate is arranged on the inner wall of the slot (203), and the distance from the inner wall of the slot (203) to the bottom end surface of the movable plate (202) can be through-type.

10. The 3D printing material dosing device according to claim 1, wherein: the outer side surface of the material injection pipe (3) is provided with an electromagnetic valve (301) in a matched mode.