CN219467047U - Quantitative feeding device for 3D printer - Google Patents

Abstract

The utility model discloses a quantitative feeding device for a 3D printer. One end of the spring is installed on the outside of the moving plate, and the other end of the spring is fixedly connected to the inner wall of the base, the top pin of the moving plate is connected to one end of the support rod, and the other end of the support rod is connected to the box body, and the left and right sides of the box are respectively provided with a material inlet and a material outlet. The 3D printer uses a quantitative feeding device, which can not only filter out all vibrations, prevent vibrations from generating noise, but also avoid loosening of structural parts caused by vibrations, ensuring the normal use of the equipment. Compared with stirring, it can better stir the raw materials, facilitate the feeding operation, simple and convenient operation, flexible use, strong practicability, and meet the needs of the existing market.

Description

Quantitative feeding device for 3D printer

technical field

The utility model relates to the technical field of feeding devices, in particular to a quantitative feeding device for a 3D printer.

Background technique

3D printing is usually achieved using digital technology material printers. It is often used to make models in the fields of mold manufacturing and industrial design, and is gradually used in the direct manufacture of some products. There are already parts printed using this technology.

In the process of 3D printing, the smooth supply of raw materials is very important. For example, the utility model with the patent number: 202120710623.3 includes a feeding tank, and a protective box is fixed on the upper end of the feeding tank. The upper part of the tank is fixed with a stirring device. Although this device can ensure the quantitative and uniform feeding of raw materials, due to the vertical shock absorption method, when the vibration motor and the overall equipment generate lateral vibration, the shock absorption device obviously cannot effectively Filter out all the vibrations. In the long run, not only will the equipment make noise during the working process, but also the structural parts on the equipment will become loose due to vibration, which will affect the use. Based on the above shortcomings, a quantitative feeding device for 3D printers is now introduced. to improve on this.

Utility model content

The purpose of this utility model is to provide a quantitative feeding device for a 3D printer to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a quantitative feeding device for 3D printers, including a base, connecting rods are arranged on the left and right sides of the inner cavity of the base, and the left and right sides of the outer wall of the connecting rod A moving plate is set on the outside of the moving plate, and one end of the spring is installed on the outside of the moving plate, and the other end of the spring is fixedly connected to the inner wall of the base, and the top pin of the moving plate is connected to one end of the support rod, and the support rod The other end of the pin shaft is connected with a box body, and the left and right sides of the box body are respectively provided with a material inlet and a material outlet, and the left and right sides of the box body are screwed with vibration motors. There is a chute on the top circumference of the cavity, and one end of the slider is embedded in the inner cavity of the chute, and the other end of the slider extends out of the chute and is equipped with a collar, and the inner wall circumference of the collar is equipped with Teeth, the left and right sides of the bottom of the collar are symmetrically equipped with first round rods, the left and right sides of the top of the inner cavity of the box are connected with the first gear through bearing rotation, the top center of the box The position screw is connected with a drive motor, the output end of the lower surface of the drive motor extends into the inner cavity of the box body and a second round rod is installed, and the top end of the second round rod is interference-fitted with a second gear. The teeth, the first gear and the second gear are meshed with each other, and the outer walls of the first round rod and the second round rod are equipped with stirring rods from top to bottom.

Preferably, the installation state of the support rod is inclined.

Preferably, the bottom end of the inner cavity of the box body is inclined.

Preferably, the stirring rods on the outer walls of the first round rod and the second round rod are arranged to be staggered from each other.

Preferably, an observation window is provided on the front side of the outer wall of the box.

Compared with the prior art, the beneficial effect of the utility model is: the quantitative feeding device for the 3D printer, through the chute, the slider, the collar, the teeth, the first round rod, the first gear, the driving motor, the second The cooperation between the two round rods and the second gear can drive the stirring rods on the first round rod and the second round rod to move in two directions, and then carry out two-way stirring on the raw materials, and the periodic vibration generated by the vibration motor can push the raw materials to move , so as to facilitate the feeding operation. Through the cooperation between the connecting rod, the moving plate, the spring and the supporting rod, the vibration generated by the structural parts installed on the box can be filtered out. This device can not only filter out all vibrations, but also prevent vibration Generate noise and avoid the loosening of structural parts caused by vibration to ensure the normal use of the equipment. At the same time, the two-way stirring method is adopted. Compared with the traditional one-way stirring, it can better stir the raw materials and facilitate the feeding operation. , simple and convenient operation, flexible use, strong practicability, and meet the needs of the existing market.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the schematic diagram of enlarged structure of A place of the present utility model;

Fig. 3 is a top view of the collar of the present invention.

In the figure: 1. Base, 2. Connecting rod, 3. Moving plate, 4. Spring, 5. Support rod, 6. Box, 7. Vibration motor, 8. Chute, 9. Slider, 10. Collar , 11, teeth, 12, the first round rod, 13, the first gear, 14, the drive motor, 15, the second round rod, 16, the second gear, 17, the stirring rod.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-3, the utility model provides a technical solution: a quantitative feeding device for 3D printers, including a base 1, connecting rods 2 are arranged on the left and right sides of the inner cavity of the base 1, and the outer wall of the connecting rod 2 The left and right sides are equipped with a moving plate 3, one end of the spring 4 is installed on the outer side of the moving plate 3, and the other end of the spring 4 is fixedly connected to the inner wall of the base 1, and the top pin of the moving plate 3 is connected with a support rod 5 and the other end of the support rod 5 is connected with a box body 6 with a pin shaft, and the left and right sides of the box body 6 are respectively provided with a feed port and a discharge port, and the left and right sides of the box body 6 are screwed with a vibrating motor 7 , the top circumference of the inner cavity of the box body 6 is provided with a chute 8, and one end of the slider 9 is embedded in the inner cavity of the chute 8, and the other end of the slider 9 extends out of the chute 8 and is equipped with a collar 10, the collar The circumference of the inner wall of 10 is equipped with teeth 11, the left and right sides of the bottom of the collar 10 are symmetrically equipped with first round rods 12, and the left and right sides of the top of the inner cavity of the box body 6 are connected with first gears 13 through bearing rotation. , the top center position of the box body 6 is screwed with a drive motor 14, the output end of the lower surface of the drive motor 14 extends into the inner cavity of the box body 6 and a second round rod 15 is installed, and the top end of the second round rod 15 has an interference fit There is a second gear 16, the teeth 11, the first gear 13 and the second gear 16 are meshed with each other, and the outer walls of the first round rod 12 and the second round rod 15 are equipped with stirring rods 17 from top to bottom.

As a preferred solution, furthermore, the installation state of the support rod 5 is inclined.

As a preferred solution, further, the bottom end of the inner chamber of the box body 6 is inclined.

As a preferred solution, furthermore, the stirring rods 17 on the outer walls of the first round rod 12 and the second round rod 15 are arranged in a staggered manner.

As a preferred solution, further, an observation window is provided on the front side of the outer wall of the box body 6 .

The electrical components mentioned in this scheme are all prior art, and its model is only one of them, as long as the electrical components that can achieve the purpose to be achieved in this scheme can be used.

All the electrical components in this case are connected with their corresponding power supply through wires by personnel in the field, and the appropriate controller should be selected according to the actual situation to meet the control requirements. The specific connection and control sequence should refer to the following working principle Among them, the electrical connections between the electrical parts are completed sequentially, and the detailed connection means are known in the art. The following mainly introduces the working principle and process, and does not explain the electrical control. The specific work is as follows.

During use, the raw material is injected in the box body 6 from the feed port, and the drive motor 14 is turned on, and the drive motor 14 can drive the second round rod 15, the second gear 16 and the stirring rod 17 installed on the second gear 16 to rotate together, because The second gear 16 and the first gear 13 mesh with each other, and the first gear 13 and the teeth 11 mesh with each other, so when the second gear 16 rotates, the first gear 13 can move the teeth 11 to drive the collar 10 1. The first round rod 12 and the stirring rod 17 installed on the first round rod 12 rotate in the opposite direction together, and the stirring rod 17 on the first round rod 12 and the second round rod 15 rotates in both directions, so that the raw materials can be bidirectionally Stir so that the raw materials can be better broken up and circulated for mixing and stirring. At the same time, the vibrating motor 7 is turned on, and the vibrating motor 7 can further disperse the raw materials in the box body 6 to improve the effect of raw material stirring; During the stirring process, the vibration generated by the box 6 will exert pressure on the moving plate 3 through the support rod 5 and squeeze the spring 4, and the force exerted by the moving plate 3 on the spring 4 can be effectively slowed down by the elasticity of the spring 4 , so as to filter out vibration; the device can not only filter out all vibrations, prevent vibrations from generating noise, but also avoid loosening of structural parts caused by vibrations, ensuring the normal use of equipment. Compared with stirring, it can better stir the raw materials, facilitate the feeding operation, simple and convenient operation, flexible use, strong practicability, and is suitable for promotion.

In describing the utility model, it should be understood that the terms "coaxial", "bottom", "one end", "top", "central position", "other end", "upper", "side", The orientation or positional relationship indicated by "top", "inner", "front", "central", "both ends" etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying describe, rather than indicate or imply that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation; ", "installation", "setting", "interference fit", "screw connection", "pin connection" and other terms should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integrated ; It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, it can be the internal communication of two components or the interaction relationship between two components, unless otherwise clearly defined, for Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (5)

1. A quantitative feeding device for a 3D printer, comprising a base (1), characterized in that: the left and right sides of the inner chamber of the base (1) are provided with connecting rods (2), and the connecting rods (2) The left and right sides of the outer wall are provided with moving plates (3), and one end of a spring (4) is installed on the outer side of the moving plate (3), and the other end of the spring (4) is fixedly connected to the inner wall of the base (1) On, the top pin shaft of the moving plate (3) is connected with one end of the support rod (5), and the other end pin shaft of the support rod (5) is connected with the box body (6), and the box body (6) The left and right sides are respectively provided with a material inlet and a material outlet, and the left and right sides of the box (6) are screw-connected with a vibrating motor (7), and the top circumference of the inner cavity of the box (6) is provided with a slide Groove (8), the inner chamber of described chute (8) is embedded with one end of slider (9), and the other end of described slider (9) extends out of chute (8) and is installed with collar (10 ), the inner wall circumference of the collar (10) is equipped with teeth (11), the left and right sides of the bottom of the collar (10) are symmetrically equipped with first round rods (12), the box The left and right sides of the inner cavity top of (6) are all connected with the first gear (13) by bearing rotation, and the top center position screw of described casing (6) is connected with drive motor (14), and described drive motor (14) The output end of the lower surface of the lower surface extends into the inner cavity of the box body (6) and is equipped with a second round rod (15), and the top of the second round rod (15) is interference-fitted with a second gear (16). Teeth (11), the first gear (13) and the second gear (16) are all engaged with each other, and the outer walls of the first round rod (12) and the second round rod (15) are uniform from top to bottom. A stirring rod (17) is installed. 2. A quantitative feeding device for a 3D printer according to claim 1, characterized in that: the installation state of the support rod (5) is inclined. 3. A quantitative feeding device for a 3D printer according to claim 1, characterized in that: the bottom end of the inner cavity of the box (6) is inclined. 4. A quantitative feeding device for a 3D printer according to claim 1, characterized in that: the stirring rods (17) on the outer walls of the first round rod (12) and the second round rod (15) are mutually Stagger settings. 5. A quantitative feeding device for a 3D printer according to claim 1, characterized in that: an observation window is provided on the front side of the outer wall of the box (6).