CN214419598U

CN214419598U - 3D beats printer head fixing device

Info

Publication number: CN214419598U
Application number: CN202120516701.6U
Authority: CN
Inventors: 金亚云; 程洋; 陈欣元; 唐玉芝
Original assignee: NANTONG INSTITUTE OF TECHNOLOGY
Current assignee: NANTONG INSTITUTE OF TECHNOLOGY
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-10-19
Anticipated expiration: 2031-03-11

Abstract

The utility model discloses a 3D printing head fixing device, which comprises an external conical surface, an internal conical surface, a mounting hole, a mounting seat, an oiling device, an oil groove, a ring body, a face gear, a clamping device, an end cover, a fixing groove and a clamping groove; the utility model has the advantages of reasonable and simple structure, low production cost and convenient installation, the ring body and the face gear arranged therein can drive the face gear to rotate through the connecting gear when the transmission shaft rotates, and the rotation of the face gear can simultaneously drive the connecting gears in all the clamping devices to rotate so as to lead all the clamping blocks to be far away from the clamping grooves, and then the printing head can be directly taken out for replacement or maintenance; the oil injection device arranged in the utility model is convenient for injecting lubricating oil into the oil groove, thereby ensuring the stability and reliability of the long-time work of the ring body and the face gear; the utility model discloses in the interior conical surface and the external cone face that set up to guaranteed to beat the position precision of printer head installation after fixed, just also improved the quality of printing.

Description

3D beats printer head fixing device

The technical field is as follows:

the utility model relates to a 3D prints technical field, in particular to 3D beats printer head fixing device.

Background art:

a 3D printer, also known as a three-dimensional printer (3DP), is a machine that is an additive manufacturing technique, i.e., a rapid prototyping technique, which is based on a digital model file, and manufactures a three-dimensional object by printing a layer of adhesive material on a layer by layer using an adhesive material such as a special wax material, powdered metal, or plastic. State of the art three-dimensional printers are used to manufacture products. Techniques for building objects in a layer-by-layer printing manner. The principle of the 3D printer is that data and raw materials are put into the 3D printer, and the machine can build products layer by layer according to programs; the printing nozzle of the 3D printer is usually arranged on a driven plate, and the driven plate moves under the driving of a driving device, so that the printing nozzle completes the printing and forming of the three-dimensional entity; and the current 3D prints the shower nozzle installation and dismantles more troublesome and inconvenient, and stability when using in addition is also relatively poor.

The utility model has the following contents:

the utility model aims at providing a 3D beats printer head fixing device just in order to solve above-mentioned problem, solved current 3D and printed the shower nozzle installation and dismantle more troublesome and inconvenient, stability when using in addition is also than poor problem.

In order to solve the above problem, the utility model provides a technical scheme: the utility model provides a 3D beats printer head fixing device, includes and beats printer head, and its innovation point lies in: the oil injection device also comprises an outer conical surface, an inner conical surface, a mounting hole, a mounting seat, an oil injection device, an oil groove, an annular groove, a ring body, an end face gear, a clamping device, an end cover, a fixing groove and a clamping groove; a mounting hole is formed in the center of the mounting seat, and an annular groove is formed in the lower side edge of the mounting seat; the inner hole surface on the upper side of the mounting hole is an inner conical surface, a plurality of fixing grooves are uniformly formed in the periphery of the lower side of the mounting hole, and clamping devices are fixedly connected in the fixing grooves; an oil groove is formed in the top surface of the annular groove; the oil injection device is fixedly connected to the inside of the left upper side of the mounting seat, and an outlet at the lower side of the oil injection device is communicated with the left side of the oil groove; the ring body is movably connected to the upper side of the annular groove, and the bottom of the ring body is fixedly connected with an end face gear; the end cover is fixedly connected to the bottom of the mounting seat; the printing head is positioned in the mounting hole, the outer circular surface of the upper side of the printing head is an outer conical surface, the outer conical surface is connected with an inner conical surface, and a clamping groove is formed in the outer part of the center of the printing head; the clamping device comprises a connecting seat, a locking head, a transmission shaft, a connecting gear, a screw rod, a guide hole seat, a guide hole, a clamping block and a clamping inclined plane; a transmission shaft is movably connected in a hole formed in the left side of the connecting seat, and a guide hole seat is fixedly connected to the upper right side of the connecting seat; the left end of the transmission shaft is fixedly connected with a locking head, the outer part of the right side of the transmission shaft is fixedly connected with a connecting gear, and an upper side tooth part of the connecting gear is connected with a lower side tooth part of the face gear; a guide hole is formed in the right side of the guide hole seat; the screw is movably connected to the center of the guide hole, and the left shaft end of the screw is fixedly connected with the right shaft end of the transmission shaft; the fixture block is movably connected inside the guide hole, a threaded hole formed in the center of the fixture block is connected with the screw rod, a clamping inclined plane is arranged on the upper right side of the fixture block, and the clamping inclined plane is connected with an inclined plane formed on the upper side of the clamping groove.

Preferably, the oil injection device is a press-fit type pressure injection oil cup.

Preferably, a center line of the ring body coincides with a center line of the mounting hole.

Preferably, the center of the inner part of the outer side of the locking head is provided with a hexagon socket.

The utility model has the advantages that:

(1) the utility model has the advantages of reasonable and simple structure, low in production cost, simple to operate, it is multiple functional, the ring body and the face gear that set up here, it is rotatory also can drive face gear through connecting gear when the transmission shaft is rotatory, and face gear's rotation then can drive the rotatory all fixture blocks that make it of connecting gear among all chucking devices simultaneously and keep away from the draw-in groove, then just can directly take out and beat printer head and change or maintain.

(2) The utility model discloses in the oiling device that sets up, be convenient for pour into lubricating oil into the oil groove into to the stability and the reliability of the long-time work of ring body and face gear have been ensured.

(3) The utility model discloses in the interior conical surface and the external cone face that set up to guaranteed to beat the position precision of printer head installation after fixed, just also improved the quality of printing.

(4) The utility model discloses in the chucking inclined plane that sets up, the chucking inclined plane that can make when the fixture block top is tight withstands the inclined plane that the draw-in groove upside set up to guaranteed that the external conical surface can paste all the time including tight on the conical surface, just also further guaranteed to beat the effect after printer head installation is fixed.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the chucking device.

1-a print head; 2-external conical surface; 3-inner conical surface; 4-mounting holes; 5-mounting a base; 6-an oil injection device; 7-oil groove; 8-an annular groove; 9-ring body; 10-face gear; 11-a clamping device; 12-an end cap; 13-a fixed groove; 14-a card slot; 111-a connecting seat; 112-a locking head; 113-a drive shaft; 114-connecting gear; 115-screw rod; 116-a via seat; 117-guide holes; 118-a cartridge; 119-gripping the bevel.

The specific implementation mode is as follows:

as shown in fig. 1 and fig. 2, the following technical solutions are adopted in the present embodiment: A3D printing head fixing device comprises a printing head 1, and further comprises an outer conical surface 2, an inner conical surface 3, a mounting hole 4, a mounting base 5, an oiling device 6, an oil groove 7, an annular groove 8, an annular body 9, an end face gear 10, a clamping device 11, an end cover 12, a fixing groove 13 and a clamping groove 14; a mounting hole 4 is formed in the center of the mounting seat 5, and an annular groove 8 is formed in the lower side edge of the mounting seat 5; the inner hole surface of the upper side of the mounting hole 4 is an inner conical surface 3, a plurality of fixing grooves 13 are uniformly formed in the periphery of the lower side of the mounting hole 4, and clamping devices 11 are fixedly connected in the fixing grooves 13; an oil groove 7 is formed in the top surface of the annular groove 8; the oil injection device 6 is fixedly connected to the inside of the left upper side of the mounting seat 5, and an outlet at the lower side of the oil injection device 6 is communicated with the left side of the oil groove 7; the ring body 9 is movably connected to the upper side of the annular groove 8, and the bottom of the ring body 9 is fixedly connected with an end face gear 10; the end cover 12 is fixedly connected to the bottom of the mounting seat 5; the printing head 1 is positioned in the mounting hole 4, the outer circular surface of the upper side of the printing head 1 is an outer conical surface 2, the outer conical surface 2 is connected with an inner conical surface 3, and a clamping groove 14 is formed in the outer part of the center of the printing head 1; the specific structure of the clamping device 11 comprises a connecting seat 111, a locking head 112, a transmission shaft 113, a connecting gear 114, a screw 115, a guide hole seat 116, a guide hole 117, a clamping block 118 and a clamping inclined surface 119; a transmission shaft 113 is movably connected in a hole formed in the left side of the connecting base 111, and a guide hole base 116 is fixedly connected to the upper right side of the connecting base 111; the left end of the transmission shaft 113 is fixedly connected with a locking head 112, the outer part of the right side of the transmission shaft 113 is fixedly connected with a connecting gear 114, and the upper side tooth part of the connecting gear 114 is connected with the lower side tooth part of the face gear 10; a guide hole 117 is formed in the right side of the guide hole seat 116; the screw 115 is movably connected to the center of the guide hole 117, and the left shaft end of the screw 115 is fixedly connected with the right shaft end of the transmission shaft 113; the clamping block 118 is movably connected inside the guide hole 117, a threaded hole formed in the center of the clamping block 118 is connected with the screw 115, a clamping inclined surface 119 is formed on the upper right side of the clamping block 118, and the clamping inclined surface 119 is connected with an inclined surface formed on the upper side of the clamping groove 14.

Wherein, the oil injection device 6 is a press-fit type pressure injection oil cup; the central line of the ring body 9 is coincident with the central line of the mounting hole 4; the locking head 112 is provided with a hexagon socket at the center of the inside of the outer side.

The utility model discloses a user state does: the utility model has the advantages of reasonable and simple structure, low production cost, convenient installation, multiple functions, during disassembly, firstly, the transmission shaft 113 is driven to rotate through the locking head 112, the rotation of the transmission shaft 113 can drive the screw 115 to rotate, the rotation of the screw 115 drives the clamping block 118 to be away from the clamping groove 14, the ring body 9 and the face gear 10 which are arranged here can drive the face gear 10 to rotate through the connecting gear 114 when the transmission shaft 113 rotates, the rotation of the face gear 10 can simultaneously drive the connecting gears in all the clamping devices 11 to rotate so that all the clamping blocks are away from the clamping groove 14, then, the printing head 1 can be directly taken out for replacement or maintenance, the oil injection device 6 which is additionally arranged is convenient for injecting lubricating oil into the oil groove 7, thereby ensuring the stability and the reliability of the long-time work of the ring body 9 and the face gear 10, the inner conical surface 3 and the outer 2 which are additionally arranged, thereby guaranteed to beat the position accuracy after printer head 1 installation is fixed, just also improved the quality of printing, the chucking inclined plane 119 that sets up in addition, the chucking inclined plane 119 that can make when fixture block 118 top is tight withstands the inclined plane that the draw-in groove 14 upside set up to guaranteed that the outer conical surface 2 can paste all the time tightly on the inner conical surface 3, just also further guaranteed to beat the effect after printer head 1 installation is fixed.

The control mode of the present invention is controlled by manual starting or by the existing automation technology, the connection diagram of the power element and the supply of the power source belong to the common knowledge in the field, and the present invention is mainly used for protecting the mechanical device, so the present invention does not explain the control mode and the wiring arrangement in detail.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, which are only illustrative, but also various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the present invention as claimed, which is defined by the appended claims and their equivalents.

Claims

1. A3D beats printer head fixing device, includes and beats printer head (1), its characterized in that: the oil injection device is characterized by further comprising an outer conical surface (2), an inner conical surface (3), a mounting hole (4), a mounting seat (5), an oil injection device (6), an oil groove (7), an annular groove (8), a ring body (9), an end face gear (10), a clamping device (11), an end cover (12), a fixing groove (13) and a clamping groove (14);

a mounting hole (4) is formed in the center of the mounting seat (5), and an annular groove (8) is formed in the inner part of the lower side edge of the mounting seat (5);

the inner hole surface of the upper side of the mounting hole (4) is an inner conical surface (3), a plurality of fixing grooves (13) are uniformly formed in the periphery of the lower side of the mounting hole (4), and clamping devices (11) are fixedly connected in the fixing grooves (13);

an oil groove (7) is formed in the top surface of the annular groove (8);

the oil injection device (6) is fixedly connected to the inside of the left upper side of the mounting seat (5), and an outlet at the lower side of the oil injection device (6) is communicated with the left side of the oil groove (7);

the ring body (9) is movably connected to the upper side of the annular groove (8), and the bottom of the ring body (9) is fixedly connected with an end face gear (10);

the end cover (12) is fixedly connected to the bottom of the mounting seat (5);

the printing head (1) is positioned in the mounting hole (4), the outer circular surface of the upper side of the printing head (1) is an outer conical surface (2), the outer conical surface (2) is connected with the inner conical surface (3), and a clamping groove (14) is formed in the outer part of the center of the printing head (1);

the specific structure of the clamping device (11) comprises a connecting seat (111), a locking head (112), a transmission shaft (113), a connecting gear (114), a screw rod (115), a guide hole seat (116), a guide hole (117), a clamping block (118) and a clamping inclined plane (119);

a transmission shaft (113) is movably connected in a hole formed in the left side of the connecting seat (111), and a guide hole seat (116) is fixedly connected to the right upper side of the connecting seat (111);

the left end of the transmission shaft (113) is fixedly connected with a locking head (112), the outer part of the right side of the transmission shaft (113) is fixedly connected with a connecting gear (114), and the upper side tooth part of the connecting gear (114) is connected with the lower side tooth part of the face gear (10);

a guide hole (117) is formed in the right side of the guide hole seat (116);

the screw rod (115) is movably connected to the center of the guide hole (117), and the left shaft end of the screw rod (115) is fixedly connected with the right shaft end of the transmission shaft (113);

the clamping block (118) is movably connected inside the guide hole (117), a threaded hole formed in the center of the clamping block (118) is connected with the screw rod (115), a clamping inclined plane (119) is arranged on the right upper side of the clamping block (118), and the clamping inclined plane (119) is connected with an inclined plane formed on the upper side of the clamping groove (14).

2. A 3D print head fixture according to claim 1 wherein: the oil injection device (6) is a press-fit type pressure injection oil cup.

3. A 3D print head fixture according to claim 1 wherein: the center line of the ring body (9) is coincided with the center line of the mounting hole (4).

4. A 3D print head fixture according to claim 1 wherein: the inside center of the outside of the locking head (112) is provided with a hexagon socket.