CN209580493U - A kind of all-electric lead screw 3D printer - Google Patents

Abstract

The utility model belongs to 3D printing technique field, in particular a kind of all-electric lead screw 3D printer, including rack, the junction of the rack is fixedly connected to stiffening plate, it further include electric threaded shaft and mixing print head, the electric threaded shaft is mounted on the top of the rack, and the output end of the electric threaded shaft is connect with the input terminal of the mixing print head；Mixing print head can carry out movement while in X-direction and Z-direction simultaneously, under the action of Y-axis electric threaded shaft, mixing print head carries out the movement of Y direction relative to type plate, the transmission positioning of electric threaded shaft is more accurate, the problem for avoiding conventional belt precision not high, the precision of printed product is higher, Y-axis electric threaded shaft, X-axis electric threaded shaft and Z axis electric threaded shaft can be replaced mutually, it assembles relatively simple, save set-up time and manpower, and just can reach higher printing precision using lower cost, the use in the places such as a variety of teaching can be met.

Description

A kind of all-electric lead screw 3D printer

Technical field

The utility model belongs to 3D printing technique field, and in particular to a kind of all-electric lead screw 3D printer.

Background technique

3D printer is also known as three-dimensional printer, is a kind of cumulative manufacturing technology, i.e. a kind of machine of rapid prototyping technology, it It is based on a digital model file, with adhesive materials such as special wax material, powdery metal or plastics, passes through printing one Jointing material layer by layer manufactures three-dimensional object, and at this stage three-dimensional printer is used to manufacture product, the mode successively printed The technology of object is constructed, the principle of 3D printer is that data and raw material are put into 3D printer, machine can be according to program handle Product is created from level to level.

Existing technology has the following problems:

1, traditional 3D printer synchronous belt needs are tightened, are fixed, and need to install torsion tensioning apparatus, and will affect printing Size range if installation torque spring can be such that finger very pain, synchronous belt is broken, needs all dismountings to re-replace, and Precision is lower, and when use is extremely inconvenient, and later maintenance is more difficult；

2, during installation, components can not be a large amount of general, causes the equipment installation time used longer, expends a large amount of manpower And the time, be easy to cause assembly precision to reduce, and higher cost, be unfavorable for using.

Utility model content

To solve the problems mentioned above in the background art.The utility model provides a kind of all-electric lead screw 3D printing Machine has the characteristics that precision is high and at low cost.

To achieve the above object, the utility model provides the following technical solutions: a kind of all-electric lead screw D printer, including The junction of rack, the rack is fixedly connected to stiffening plate, further includes electric threaded shaft and mixing print head, the electronic silk Thick stick is mounted on the top of the rack, and the output end of the electric threaded shaft is connect with the input terminal of the mixing print head, described Electric threaded shaft includes Z axis electric threaded shaft, X-axis electric threaded shaft and Y-axis electric threaded shaft, and the quantity of the Z axis electric threaded shaft is two, And two Z axis electric threaded shafts are respectively fixedly connected in the top surface left and right ends of the rack, the Z axis electric threaded shaft uploads Dynamic to be connected with X-axis electric threaded shaft, the Y-axis electric threaded shaft is fixedly connected on the top surface middle position of the rack, the X-axis Mixing print head is sequentially connected on electric threaded shaft, the electric threaded shaft and external power supply are electrically connected.

Preferably, be sequentially connected with sliding block on the electric threaded shaft, the X-axis electric threaded shaft by the sliding block with it is described The transmission connection of Z axis electric threaded shaft, the mixing print head are sequentially connected by the sliding block and the X-axis electric threaded shaft.

Preferably, fixed plate is installed above the Y-axis electric threaded shaft, the fixed plate by the sliding block with it is described The transmission connection of Y-axis electric threaded shaft.

Preferably, the top surface Corner Strapped of the fixed plate is connected with spring, and the top of the spring, which is fixedly connected with, to be beaten Printing forme.

Preferably, the X-axis electric threaded shaft is in vertical distribution with the Z axis electric threaded shaft, the Y-axis electric threaded shaft and institute X-axis electric threaded shaft is stated to be in vertical distribution.

Preferably, the Z axis electric threaded shaft, the structure of the X-axis electric threaded shaft and the Y-axis electric threaded shaft and specification are complete It is exactly the same.

Preferably, the bottom end of the rack is fixedly connected with control box, and the inside of the control box is mounted with monolithic Machine master control borad, expansion board and motor driving plate, the single-chip microcontroller master control borad, the expansion board and the motor driving plate and outside Power supply is electrically connected.

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

1, under the action of Z axis electric threaded shaft and X-axis electric threaded shaft, mixing print head can carry out X-direction and Z axis simultaneously It is moved while on direction, under the action of Y-axis electric threaded shaft, mixing print head carries out the fortune of Y direction relative to type plate Dynamic, the transmission positioning of electric threaded shaft is more accurate, and the precision of the problem for avoiding conventional belt precision not high, printed product is higher.

2, Y-axis electric threaded shaft, X-axis electric threaded shaft and Z axis electric threaded shaft can be replaced mutually, and assemble relatively simple, saving peace ETL estimated time of loading and manpower, and just can reach higher printing precision using lower cost, purchase cost is reduced, a variety of religions can be met The use in etc. places.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the top view of the utility model；

Fig. 3 is the electric threaded shaft structural schematic diagram in the utility model；

Fig. 4 is the control box schematic diagram of internal structure in the utility model；

In figure: 1, rack；11, stiffening plate；2, electric threaded shaft；21, Z axis electric threaded shaft；22, X-axis electric threaded shaft；23, Y-axis Electric threaded shaft；24, sliding block；3, mixing print head；4, fixed plate；41, spring；42, type plate；5, box is controlled；51, monolithic owner Control plate；52, expansion board；53, motor driving plate.

Specific embodiment

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

Embodiment 1

Fig. 1-4 is please referred to, the utility model is the following technical schemes are provided: a kind of all-electric lead screw 3D printer, including machine Frame 1, the junction of rack 1 are fixedly connected to stiffening plate 11, further include electric threaded shaft 2 and mixing print head 3, electric threaded shaft 2 It is mounted on the top of rack 1, the output end of electric threaded shaft 2 is connect with the input terminal of mixing print head 3, and electric threaded shaft 2 includes Z axis Electric threaded shaft 21, X-axis electric threaded shaft 22 and Y-axis electric threaded shaft 23, the quantity of Z axis electric threaded shaft 21 is two, and two Z axis electricity Dynamic lead screw 21 is respectively fixedly connected in being sequentially connected with the electronic silk of X-axis on the top surface left and right ends of rack 1, Z axis electric threaded shaft 21 Thick stick 22, Y-axis electric threaded shaft 23 are fixedly connected on the top surface middle position of rack 1, are sequentially connected on X-axis electric threaded shaft 22 mixed Expect that print head 3, electric threaded shaft 2 and external power supply are electrically connected.

In the present embodiment: single-chip microcontroller master control borad 51 calculated, stored, the clock control (model of single-chip microcontroller master control borad 51 For Arduino Mega2560).

In the present embodiment: the interface (model of expansion board 52 of the increase various hardware of 3D printer of expansion board 52 RAMPS1.4)。

In the present embodiment: motor driving plate 53 is for being driven (motor driving plate to the stepper motor on electric threaded shaft 2 53 model A4988).

In the present embodiment: when in use, Y-axis electric threaded shaft 23 drives fixed plate 4 and type plate 42 to carry out Y direction Movement, X-axis electric threaded shaft 22 drive mixing print head 3 to carry out X-direction movement, and Z axis electric threaded shaft 21 drives X-axis electric threaded shaft 22 and mixing print head 3 carry out Z-direction movement, under the action of Z axis electric threaded shaft 21 and X-axis electric threaded shaft 22, mixing is beaten Print head 3 can carry out movement while in X-direction and Z-direction simultaneously, under the action of Y-axis electric threaded shaft 23, mixing printing First 3 carry out the movement of Y direction relative to type plate 42, and the transmission of electric threaded shaft positions more accurate, the precision of printed product It is higher, and Y-axis electric threaded shaft 23, X-axis electric threaded shaft 22 and Z axis electric threaded shaft 21 can be replaced mutually, and be assembled relatively simple and raw Cost is relatively low for production, can meet a variety of places and use, and the utility model that mixing print head 3 is Publication No. CN205767528U allows Thermal fiber silk is combined with different types of printing head, to make the 3D printing product of different bores.

Specifically, being sequentially connected with sliding block 24 on electric threaded shaft 2, X-axis electric threaded shaft 22 passes through sliding block 24 and the electronic silk of Z axis Thick stick 21 is sequentially connected, and mixing print head 3 is sequentially connected by sliding block 24 and X-axis electric threaded shaft 22；Under the action of screw thread, X-axis Electric threaded shaft 22 drives mixing print head 3 to carry out X-direction movement by sliding block 24, and Z axis electric threaded shaft 21 passes through 24 band of sliding block Dynamic X-axis electric threaded shaft 22 and mixing print head 3 carry out Z-direction movement.

Specifically, the top of Y-axis electric threaded shaft 23 is equipped with fixed plate 4, fixed plate 4 passes through sliding block 24 and the electronic silk of Y-axis Thick stick 23 is sequentially connected；Y-axis electric threaded shaft 23 drives fixed plate 4 and type plate 42 to carry out Y by sliding block 24 under the action of screw thread The movement of axis direction.

Specifically, the top surface Corner Strapped of fixed plate 4 is connected with spring 41, the top of spring 41 is fixedly connected with type plate 42；Spring 41 can play the role of buffering, prevent that mixing print head 3 is caused to damage when 3 accidental impact type plate 42 of mixing print head It is bad.

Specifically, X-axis electric threaded shaft 22 is in vertical distribution with Z axis electric threaded shaft 21, Y-axis electric threaded shaft 23 and X-axis are electronic Lead screw 22 is in vertical distribution；Mixing print head 3 can carry out movement while in X-direction and Z-direction simultaneously, electronic in Y-axis Under the action of lead screw 23, mixing print head 3 carries out the movement of Y direction relative to type plate 42.

Specifically, Z axis electric threaded shaft 21, the structure of X-axis electric threaded shaft 22 and Y-axis electric threaded shaft 23 and the complete phase of specification Together；Y-axis electric threaded shaft 23, X-axis electric threaded shaft 22 and Z axis electric threaded shaft 21 can be replaced mutually, and be assembled relatively simple.

Specifically, the bottom end of rack 1 is fixedly connected with control box 5, the inside of control box 5 is mounted with single-chip microcontroller master control Plate 51, expansion board 52 and motor driving plate 53, single-chip microcontroller master control borad 51, expansion board 52 and motor driving plate 53 and external power supply electricity Property connection；Single-chip microcontroller master control borad 51 calculated, stored, clock control, and expansion board 52 increases connecing for the various hardware of 3D printer Mouthful, motor driving plate 53 is for driving the stepper motor on electric threaded shaft 2.

The working principle and process for using of the utility model: when in use, Y-axis electric threaded shaft 23 drives fixed plate 4 and beats Printing forme 42 carries out the movement of Y direction, and X-axis electric threaded shaft 22 drives mixing print head 3 to carry out X-direction movement, the electronic silk of Z axis Thick stick 21 drives X-axis electric threaded shaft 22 and mixing print head 3 to carry out Z-direction movement, in Z axis electric threaded shaft 21 and the electronic silk of X-axis Under the action of thick stick 22, mixing print head 3 can carry out movement while in X-direction and Z-direction simultaneously, in Y-axis electric threaded shaft Under the action of 23, mixing print head 3 carries out the movement of Y direction relative to type plate 42, and the transmission positioning of electric threaded shaft is more Precisely, the precision of printed product is higher, and Y-axis electric threaded shaft 23, X-axis electric threaded shaft 22 and Z axis electric threaded shaft 21 can be replaced mutually It changes, assembling is relatively simple, and lower production costs, can meet a variety of places and use, and mixing print head 3 is Publication No. The utility model of CN205767528U allows thermal fiber silk to combine with different types of printing head, to make different bores 3D printing product.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (7)

1. the junction of a kind of all-electric lead screw 3D printer, including rack (1), the rack (1) is fixedly connected to reinforcement Plate (11), it is characterised in that: further include electric threaded shaft (2) and mixing print head (3), the electric threaded shaft (2) is mounted on described The top of rack (1), the output end of the electric threaded shaft (2) is connect with the input terminal of the mixing print head (3), described electronic Lead screw (2) includes Z axis electric threaded shaft (21), X-axis electric threaded shaft (22) and Y-axis electric threaded shaft (23), the Z axis electric threaded shaft (21) quantity is two, and two Z axis electric threaded shafts (21) are respectively fixedly connected in the top surface or so of the rack (1) Both ends are sequentially connected with X-axis electric threaded shaft (22) on the Z axis electric threaded shaft (21), and the Y-axis electric threaded shaft (23) is fixed to be connected It is connected to the top surface middle position of the rack (1), is sequentially connected with mixing print head (3) on the X-axis electric threaded shaft (22), The electric threaded shaft (2) and external power supply are electrically connected.

2. a kind of all-electric lead screw 3D printer according to claim 1, it is characterised in that: on the electric threaded shaft (2) It is sequentially connected with sliding block (24), the X-axis electric threaded shaft (22) is passed by the sliding block (24) and the Z axis electric threaded shaft (21) Dynamic connection, the mixing print head (3) are sequentially connected by the sliding block (24) and the X-axis electric threaded shaft (22).

3. a kind of all-electric lead screw 3D printer according to claim 2, it is characterised in that: the Y-axis electric threaded shaft (23) it is equipped with above fixed plate (4), the fixed plate (4) passes through the sliding block (24) and the Y-axis electric threaded shaft (23) Transmission connection.

4. a kind of all-electric lead screw 3D printer according to claim 3, it is characterised in that: the top of the fixed plate (4) Face Corner Strapped is connected with spring (41), and the top of the spring (41) is fixedly connected with type plate (42).

5. a kind of all-electric lead screw 3D printer according to claim 1, it is characterised in that: the X-axis electric threaded shaft (22) it is in vertical distribution with the Z axis electric threaded shaft (21), the Y-axis electric threaded shaft (23) and the X-axis electric threaded shaft (22) It is in vertical distribution.

6. a kind of all-electric lead screw 3D printer according to claim 1, it is characterised in that: the Z axis electric threaded shaft (21), the X-axis electric threaded shaft (22) and the structure of the Y-axis electric threaded shaft (23) are identical with specification.

7. a kind of all-electric lead screw 3D printer according to claim 1, it is characterised in that: the bottom end of the rack (1) It is fixedly connected with control box (5), the inside of control box (5) is mounted with single-chip microcontroller master control borad (51), expansion board (52) With motor driving plate (53), the single-chip microcontroller master control borad (51), the expansion board (52) and the motor driving plate (53) and outer Portion's power supply is electrically connected.