CN211807862U

CN211807862U - Three-dimensional printer

Info

Publication number: CN211807862U
Application number: CN202020375589.4U
Authority: CN
Inventors: 魏兆辉; 代丛斌
Original assignee: Shaanxi Yukun Environmental Artistic Engineering Co ltd
Current assignee: Shaanxi Yukun Environmental Artistic Engineering Co ltd
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2020-10-30
Anticipated expiration: 2030-03-23

Abstract

The utility model relates to a three-dimensional printing equipment field discloses a three-dimensional printer, it includes the frame, install bottom plate and a curb plate on the frame, the guide rail is installed in the frame, printer head and guide rail swing joint, be provided with the material pipe on the printer head, install the vertically polished rod on the frame, the cover is equipped with linear bearing on the polished rod, be provided with clamping unit on linear bearing's the outer wall, clamping unit centre gripping lifter plate, first screw thread through-hole has been seted up on the lifter plate, the motor is installed on the bottom plate, the pivot of motor is connected with the lead screw, lead screw and first screw thread through-hole are connected, the spout has been seted up on the frame, install the supporting shoe in the spout, be provided with the retaining member on the supporting shoe. The utility model has the advantages that: through clamping component installation lifter plate, avoided producing high temperature among the welding process and leaded to the lifter plate to warp, the influence is printed, and the supporting shoe is to the support of lifter plate, makes the anti bending ability of lifter plate strengthen.

Description

Three-dimensional printer

Technical Field

The utility model relates to a three-dimensional printing equipment field, especially a three-dimensional printer.

Background

The 3D printer is also called a three-dimensional printer, i.e. a machine of rapid prototyping technology, which is a technology for constructing an object by using an adhesive material such as powdered metal or plastic and the like on the basis of a digital model file and by printing layer by layer, and is an accumulative manufacturing technology, wherein a three-dimensional object is manufactured by printing a layer by layer of the adhesive material, and the basic principle is that data and raw materials are put into the 3D printer, and the machine can manufacture the product layer by layer according to a program, and the printed product can be used immediately. 3D printers have been used to make models in the fields of mold making, industrial design, etc., and are now increasingly used for direct manufacture of products for jewelry, footwear, industrial design, construction, engineering and construction (AEC), automotive, aerospace, dental and medical industries, education, geographic information systems, civil engineering, and many other fields.

When 3D printed, if each point height on printer head and the print platform differed, when printing apart from the place that is close probably shower nozzle point mouth can fish tail print platform, the place printer head far away probably can not contact print platform or the silk of extruding is difficult to firmly bond with print platform. The printed product is bonded with the printing platform, so that the product needs to be peeled off from the printing platform by using the scraper knife, and the existing printing platform bears gravity on one side, so that the printing platform is not deformed even though the design strength of the existing printing platform can meet the requirement of loading the product, and the printing platform is additionally stressed when the scraper knife is used for peeling off the product, so that the deformation is easy to occur, and the surface of the printing platform is not flat.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a three-dimensional printer to solve the problem that the extra atress of current print platform takes place to warp.

The purpose of the utility model is realized through the following technical scheme: a three-dimensional printer comprises a frame placed on the ground, a bottom plate is installed at the bottom of the frame, a side plate is installed on the outer side of one side of the frame, a guide rail is installed in the frame, a printer head is movably connected with the guide rail, a material guide pipe is arranged on the printer head, a polished rod is installed on the frame, the polished rod is perpendicular to the bottom plate and is located on the inner side of the side face where the side plate is located, a linear bearing is sleeved on the polished rod, a clamping assembly is arranged on the outer wall of the linear bearing and clamps a horizontal lifting plate, a first threaded through hole is formed in the lifting plate and is close to the side plate, a motor is installed on the bottom plate, a rotating shaft of the motor is connected with a lead screw, the middle of the lead screw is in threaded connection with the first threaded through hole, and a vertical sliding chute, and keep away from the curb plate, the spout is located the inboard of frame, slidable mounting has the supporting shoe in the spout, be provided with the retaining member on the supporting shoe, through the retaining member will the supporting shoe lock is died the lifter plate below.

Preferably, four corners of the bottom of the frame are provided with casters, the bottom of the frame is further provided with a foot cup, and the frame is lifted by adjusting the foot cup.

Preferably, the clamping assembly comprises a pair of clamping plates, the lifting plate is located between the clamping plates, a stepped through hole is formed in the clamping plate, the small end of the stepped through hole is close to the clamping plate, a steel ball is installed in the stepped through hole, the diameter of the steel ball is larger than the inner diameter of the small end of the stepped through hole, a plug is installed at the large end of the stepped through hole, a spring is installed in the plug in a compression mode, and the steel ball is abutted to the lifting plate through the spring.

Preferably, the supporting shoe is trapezoidal piece, the spout is the dovetail, second screw thread through-hole has been seted up on the supporting shoe, the retaining member is the bolt, and twists in the second screw thread through-hole, will through screwing up the retaining member the supporting shoe card is died in the spout.

Preferably, the polished rods are multiple and are uniformly distributed on two sides of the screw rod.

Preferably, a bearing seat is arranged at one end, far away from the motor, of the screw rod, and the bearing seat is installed on the side plate.

Preferably, a groove is formed in the lifting plate, and the steel ball is located in the groove.

Compared with the prior art, the beneficial effects of the utility model are that: through clamping component installation lifter plate, avoided producing high temperature among the welding process and leaded to the lifter plate to warp, the influence is printed, and the supporting shoe is to the support of lifter plate, makes the anti bending ability of lifter plate strengthen.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the frame construction;

FIG. 3 is a first schematic view of the mounting structure of the support block;

FIG. 4 is a second schematic view of the mounting structure of the support block;

FIG. 5 is a schematic view of the mounting structure of the support plate;

in the figure, 1-frame, 2-bottom plate, 3-side plate, 4-polished rod, 5-linear bearing, 6-lifting plate, 7-first threaded through hole, 8-lead screw, 9-motor, 10-chute, 11-supporting block, 12-locking piece, 13-clamping plate, 14-stepped through hole, 15-steel ball, 16-plug, 17-spring, 19-bearing seat, 20-groove, 21-guide rail, 22-printer head, 23-material conduit.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.

As shown in fig. 1-5, a three-dimensional printer comprises a frame 1 placed on the ground, a bottom plate 2 is installed at the bottom of the frame 1, a side plate 3 is installed at the outer side of one side of the frame 1, a guide rail 21 is installed in the frame 1, a printer head 22 is movably connected with the guide rail 21, a material conduit 23 is arranged on the printer head 22, the printer head 22 is located in the frame 1 and performs two-dimensional motion at the top close to the inner side of the frame 1 for printing, the printer head 22 is a commercially available product, the prior art is adopted for feeding through the material conduit 23 and performing two-dimensional motion through the guide rail 21, so that the detailed description is omitted, a polish rod 4 is installed on the frame 1, the polish rod 4 is perpendicular to the bottom plate 2 and is located at the inner side of the side plate 3, a linear bearing 5 is sleeved on the polish rod 4, a clamping assembly is arranged on the outer, the lifting plate 6 is a printing platform and is installed through a clamping assembly, deformation of the lifting plate 6 caused by high temperature generated in the welding process is avoided, and therefore three-dimensional printing is affected, a first threaded through hole 7 is formed in the lifting plate 6, the first threaded through hole 7 is close to a side plate 3, a motor 9 is installed on a bottom plate 2, a rotating shaft of the motor 9 is connected with a lead screw 8, the lead screw 8 is detachably connected with the rotating shaft of the motor 9 through a coupler, the middle part of the lead screw 8 is in threaded connection with the first threaded through hole 7, the height of the lifting plate 6 is adjusted through the lead screw 8, three-dimensional printing is achieved by matching with two-dimensional motion of a printer head, the lead screw 8 is close to the side plate 3, interference with the printer head in the printing process is avoided, a vertical sliding groove 10 is formed in a frame 1 and is far away from the side plate 3, the sliding groove 10 is, the supporting block 11 is locked below the lifting plate 6 through the locking piece 12, and the supporting block 11 supports the lifting plate 6, so that the bending strength of the lifting plate 6 is improved, and the load-carrying capacity of the lifting plate is further improved.

In this embodiment, as shown in fig. 1-5, the four corners of the bottom of the frame 1 are provided with casters, the frame 1 is moved by the casters to be convenient and labor-saving, the bottom of the frame 1 is further provided with foot cups, the frame 1 is lifted by adjusting the foot cups, and after the frame 1 is moved to a specified position, the casters are driven to leave the ground by adjusting the foot cups, so that the frame 1 is installed on the ground, the installation is convenient, four independent foot cups can adapt to the uneven bottom surface, and the foot cups and the casters are not shown in the drawings.

In this embodiment, as shown in fig. 1 to 5, the clamping assembly includes a pair of clamping plates 13, the lifting plate 6 is located between the clamping plates 13, a stepped through hole 14 is formed in the clamping plate 13, a small end of the stepped through hole 14 is close to the clamping plate 13, a steel ball 15 is installed in the stepped through hole 14, a diameter of the steel ball 15 is larger than an inner diameter of the small end of the stepped through hole 14, a plug 16 is installed at a large end of the stepped through hole 14, a spring 17 is installed between the plug 16 and the steel ball 15 in a compressed manner, the steel ball 15 is supported on the lifting plate 6 through the spring 17, the mounting and dismounting are convenient, the lifting plate 6 is inserted between the clamping plates 13 during the mounting, the lead screw 8 is then installed, the lead screw.

In this embodiment, as shown in fig. 1 to 5, the supporting block 11 is a trapezoidal block, the sliding groove 10 is a dovetail groove, a second threaded through hole is formed in the supporting block 11, the locking member 12 is a bolt and is screwed into the second threaded through hole, the supporting block 11 is locked in the sliding groove 10 by screwing the locking member 12, the supporting block 11 is pushed against the bottom of the sliding groove 10 by the bolt 18, and is gradually locked in the sliding groove 10 along with the increase of the distance away from the sliding groove, so as to lock the slider.

In this embodiment, as shown in fig. 1 to 5, the plurality of polish rods 4 are provided, the polish rods 4 are respectively disposed on two sides of the screw 8, and the plurality of polish rods 4 improve the sliding stability of the lifting plate 6.

In this embodiment, as shown in fig. 1 to 5, a bearing seat 19 is disposed at an end of the screw 8 away from the motor 9, the bearing seat 19 is mounted on the side plate 3, and the bearing seat 19 is detachably mounted on the side wall through a straight bolt, so as to facilitate the detachment and installation of the bearing seat and the rotating shaft of the motor 9.

In this embodiment, as shown in fig. 1 to 5, a groove 20 is formed on the lifting plate 6, and the steel ball 15 is located in the groove 20, so that the contact area between the steel ball 15 and the lifting plate 6 is increased, and the clamping is firmer.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a three-dimensional printer, is including placing subaerial frame, the bottom plate is installed to the bottom of frame, and the curb plate is installed in the outside of one of its side, and the guide rail is installed in the frame, printer head with guide rail swing joint, the overhead material pipe that is provided with of printer, its characterized in that: install the polished rod on the frame, the polished rod perpendicular to the bottom plate, and be located the inboard of the side at curb plate place, the cover is equipped with linear bearing on the polished rod, be provided with clamping component on linear bearing's the outer wall, the horizontally lifter plate of clamping component centre gripping, first screw thread through-hole has been seted up on the lifter plate, first screw thread through-hole is close to the curb plate, the motor is installed on the bottom plate, the pivot of motor is connected with the lead screw, the middle part of lead screw with first screw thread through-hole threaded connection, vertical spout has been seted up on the frame, the spout is located the inboard of frame, and keeps away from the curb plate, slidable mounting has the supporting shoe in the spout, be provided with the retaining member on the supporting shoe, through the retaining member will the supporting shoe lock die the lifter plate below.

2. The three-dimensional printer according to claim 1, characterized in that: the four corners of the bottom of the frame are provided with trundles, the bottom of the frame is also provided with foot cups, and the foot cups are adjusted to lift the frame.

3. A three-dimensional printer according to claim 1 or 2, characterized in that: the clamping assembly comprises a pair of clamping plates, the lifting plate is located between the clamping plates, a stepped through hole is formed in each clamping plate, the small end of each stepped through hole is close to each clamping plate, a steel ball is installed in each stepped through hole, the diameter of each steel ball is larger than the inner diameter of the small end of each stepped through hole, a plug is installed at the large end of each stepped through hole, a spring is installed between each plug and the corresponding steel ball in a compression mode, and the steel balls are abutted to the lifting plates through the springs.

4. The three-dimensional printer according to claim 3, characterized in that: the supporting shoe is trapezoidal piece, the spout is the dovetail, second screw thread through-hole has been seted up on the supporting shoe, the retaining member is the bolt, and twists in the second screw thread through-hole, through screwing up the retaining member will the supporting shoe card is dead in the spout.

5. The three-dimensional printer according to claim 4, characterized in that: the polished rods are divided equally on two sides of the screw rod.

6. The three-dimensional printer according to claim 5, characterized in that: and a bearing seat is arranged at one end of the screw rod, which is far away from the motor, and the bearing seat is arranged on the side plate.

7. The three-dimensional printer according to claim 6, characterized in that: a groove is formed in the lifting plate, and the steel balls are located in the groove.