A 3D printer nozzle mechanism

Abstract

The utility model discloses a 3D printer nozzle mechanism belongs to 3D printer technical field, including equipment block, work rod and moving block, the lower surface fixed connection of equipment block has the nozzle, and the back of equipment block is fixedly connected with connecting rod, and connecting rod and moving block are for the clasp connection, moving block is connected with work rod through electric slide rail, and work rod is the work assembly of external printer, the inside sliding of moving block is provided with the force link, and the surface of moving block is provided with the installation groove. This 3D printer nozzle mechanism, when needing to install equipment block, the connecting rod of equipment block back is inserted into the installation groove, when this, the handle of clamping block will drive the first spring to stretch, when the end of connecting rod contacts the bottom of installation groove, clamping block and the card slot will be in the same direction, when this, clamping block will enter into the card slot under the action of the first spring, namely has installed equipment block on moving block, and the operation flow is quick and convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to 3D printer technical field, concretely is a kind of 3D printer nozzle mechanism. BACKGROUND

[0002] 3D printer can use computer aided design (CAD) software or other 3D modeling tools to design the three-dimensional model of required object when working, then the design graph is printed layer by layer by 3D printer, realizes the rapid manufacturing of object, it has the function of education and learning, also has the function of repair and replacement, and in 3D printer, nozzle mechanism is a very important part, nozzle mechanism is composed of nozzle, heating element and extrusion element etc., after nozzle mechanism works for a long time, nozzle is blocked and worn, nozzle mechanism needs to be replaced, when staff replaces nozzle mechanism, it needs to carry more dismounting tool, and the dismounting process is complex, and work efficiency is low.

[0003] In order to overcome the above-mentioned defects, prior art 1 (Chinese patent application with application number CN201910699053.X and application date of July 31, 2019) a kind of quick dismounting 3D printing nozzle structure, it is firmly connected and easy to disassemble, can effectively solve the problem that nozzle is blocked and affects production efficiency when being repaired and replaced and disassembled, use effect is good, and it is suitable for promotion, when nozzle mechanism is disassembled, nozzle mechanism can be adhered to surrounding structure due to aging and wear, and the device in the above-mentioned application does not have the structure of assisting disassembly in the process of use, and work efficiency is still low.

[0004] Therefore, we propose a kind of 3D printer nozzle mechanism to solve the above-mentioned problems. INVENTION CONTENTS

[0005] The utility model aims at providing a kind of 3D printer nozzle mechanism to solve the above-mentioned problems in the process of use, without the structure of assisting disassembly, work efficiency is still low.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of 3D printer nozzle mechanism, including equipment block, working rod and moving block, the lower surface of the equipment block is fixedly connected with nozzle, and the back of equipment block is fixedly connected with connecting rod, and connecting rod and the moving block are engaged connection, the moving block is connected with the working rod by electric slide rail, and the working rod is the working component of external printer, the inside of the moving block is slidably provided with stress rod, and the surface of moving block is provided with installation groove.

[0007] Preferably, the connecting rod is symmetrically distributed about the center of the equipment block, and the left side of the connecting rod is an inverted "L" structure, and the surface of the connecting rod is provided with a clamping groove.

[0008] Preferably, the surface of the connecting rod is provided with a clamping groove, the inside of the moving block is slidably provided with a clamping block, and the clamping block corresponds to the clamping groove.

[0009] Preferably, the upper surface of the clamping block is inclined, and the upper and lower sides of the clamping block are fixedly connected with a limiting block, and the inside of the moving block is provided with a limiting groove corresponding to the limiting block.

[0010] Preferably, the end of the clamping block is fixedly connected with a handle, the surface of the handle is fixedly connected with a first spring for elastic resetting, and the other side of the first spring is fixedly connected with the outer wall of the moving block.

[0011] Preferably, the surface of the stress rod is attached to the inner wall of the moving block.

[0012] Preferably, the lower surface of the stress rod is fixedly connected with a second spring for elastic resetting, and the other side of the second spring is fixedly connected with the inner wall of the moving block.

[0013] Compared with the prior art, the 3D printer nozzle mechanism has the beneficial effects that: the novel structure design, the clamping block and the clamping groove can quickly clamp the connecting rod and the equipment block with the moving block, no additional installation tools are needed, the work process is quick and convenient, when the equipment block needs to be disassembled, the stress rod and the second spring play an auxiliary disassembly role, the equipment block is convenient for the disassembly of the staff, and the work efficiency is high, and the specific contents are as follows:

[0014] When the equipment block needs to be installed, the connecting rod at the back of the equipment block is inserted into the mounting groove, at this time the clamping block drives the handle to stretch the first spring, when the end of the connecting rod contacts the bottom of the mounting groove, the clamping block and the clamping groove are in the same direction, at this time the clamping block enters the clamping groove under the action of the first spring, that is, the equipment block is already on the moving block, and the operation process is quick and convenient.

[0015] Further, the clamping block and the connecting rod are distributed on both sides of the equipment block, the clamping effect is optimized, and the stability of clamping is increased.

[0016] When the equipment block needs to be removed after a long time of work, the handle can be pulled, the end of the clamping block is moved out of the clamping groove, at this time the equipment block and the moving block are not in the clamped state, and then the equipment block can be removed, and the operation process is quick and convenient.

[0017] Further, the limiting block and the limiting groove limit the movement distance of the clamping block during the movement of the clamping block, and the stability of the clamping block is ensured.

[0018] (3) the 3D printer nozzle mechanism, when the butt joint connecting rod, the force rod will be pushed by the connecting rod, at this time the force rod will extrude the second spring, and when the equipment block is disassembled, after the end of the clamping block moves out of the clamping groove, the force rod will move above the mounting groove under the action of the second spring, at this time the force rod and the second spring play the role of auxiliary disassembly, facilitating the removal of the equipment block. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is equipment block and nozzle connection structure schematic view of the utility model;

[0020] Figure 2 It is equipment block and connecting rod connection structure schematic view of the utility model;

[0021] Figure 3 It is moving block cut state structure schematic view of the utility model;

[0022] Figure 4 It is the utility model Figure 3 It is the enlarged structure schematic view of A place in the utility model;

[0023] Figure 5 It is clamping block and handle connection structure schematic view of the utility model;

[0024] Figure 6 It is force rod and second spring connection structure schematic view of the utility model.

[0025] In the drawing: 1, equipment block;2, nozzle;3, working rod;4, moving block;5, connecting rod;6, clamping groove;7, mounting groove;8, handle;9, clamping block;10, limiting block;11, limiting groove;12, first spring;13, force rod;14, second spring. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Embodiment one: through the setting of clamping block 9 and clamping groove 6, connecting rod 5 and equipment block 1 can be quickly clamped with moving block 4, and the operation process is quick and convenient, without carrying additional disassembling tools, such as Figures 1-5 As shown:

[0028] The device block 1, the working rod 3 and the moving block 4, the lower surface of the device block 1 is fixedly connected with the nozzle 2, and the back surface of the device block 1 is fixedly connected with the connecting rod 5, and the connecting rod 5 and the moving block 4 are clamped and connected, the moving block 4 is connected with the working rod 3 through the electric sliding rail, and the working rod 3 is the working component of the external printer, and the inside of the moving block 4 is slidably provided with the stress rod 13, and the surface of the moving block 4 is provided with the mounting groove 7.

[0029] The connecting rod 5 is symmetrically distributed about the center of the device block 1, the left side of the connecting rod 5 is in the inverted "L" structure, and the surface of the connecting rod 5 is provided with the clamping groove 6, the surface of the connecting rod 5 is provided with the clamping groove 6, the inside of the moving block 4 is slidably provided with the clamping block 9, and the clamping block 9 corresponds to the clamping groove 6 one by one.

[0030] The upper surface of the clamping block 9 is inclined, and the upper and lower sides of the clamping block 9 are fixedly connected with the limiting block 10, the inside of the moving block 4 is provided with the limiting groove 11 corresponding to the limiting block 10 one by one, the end of the clamping block 9 is fixedly connected with the handle 8, the surface of the handle 8 is fixedly connected with the first spring 12 for elastic reset, and the other side of the first spring 12 is fixedly connected with the outer wall of the moving block 4.

[0031] In operation, when the device block 1 needs to be installed, the connecting rod 5 at the back of the device block 1 is inserted into the mounting groove 7, at this time the connecting rod 5 will push the clamping block 9 through the inclined surface of the clamping block 9, and then the clamping block 9 will pull the first spring 12 by stretching the handle 8, when the end of the connecting rod 5 contacts the bottom of the mounting groove 7, the clamping block 9 and the clamping groove 6 will be in the same direction, at this time the clamping block 9 will enter the clamping groove 6 under the action of the first spring 12, that is, the device block 1 has been installed on the moving block 4, the operation process is quick and convenient, the clamping block 9 and the connecting rod 5 are distributed on both sides of the device block 1, the clamping effect is optimized, and the stability of clamping is increased.

[0032] Example two: different from example one, through the setting of the stress rod 13 and the second spring 14, the worker can be more convenient when disassembling the device block 1, such as Figure 6 As shown in the figure:

[0033] The surface of the stress rod 13 is attached to the inner wall of the moving block 4, the lower surface of the stress rod 13 is fixedly connected with the second spring 14 for elastic reset, and the other side of the second spring 14 is fixedly connected with the inner wall of the moving block 4.

[0034] After a long time of work, when the device block 1 needs to be removed, the handle 8 can be pulled, the end of the clamping block 9 is moved out of the clamping groove 6 by the handle 8, at this time the device block 1 and the moving block 4 are not in the clamping state, and then the device block 1 can be removed, the operation process is quick and convenient, and in the moving process of the clamping block 9, the limiting block 10 and the limiting groove 11 limit the moving distance of the clamping block 9, and the stability of the clamping block 9 is ensured.

[0035] When the connecting rod 5 is connected, the force rod 13 is pushed by the connecting rod 5, at this time, the force rod 13 is extruded by the second spring 14, and when the equipment block 1 is disassembled, after the end of the clamping block 9 moves out of the clamping groove 6, the force rod 13 moves upwards of the mounting groove 7 under the action of the second spring 14, at this time, the force rod 13 and the second spring 14 play the role of auxiliary disassembly, facilitating the removal of the equipment block 1.

[0036] The above is the working process of the whole device, and the contents not described in detail in the specification all belong to the prior art known to those skilled in the art.

[0037] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A 3D printer nozzle mechanism, comprising a device block (1), a working rod (3) and a moving block (4), the lower surface of the device block (1) is fixedly connected with a nozzle (2), the back surface of the device block (1) is fixedly connected with a connecting rod (5), and the connecting rod (5) and the moving block (4) are snap-connected; Characterized in that: The moving block (4) is connected with the working rod (3) through an electric sliding rail, and the working rod (3) is a working component of an external printer; The inside of the moving block (4) is slidably provided with a force rod (13), and the surface of the moving block (4) is provided with a mounting groove (7).

2. The 3D printer nozzle mechanism of claim 1, wherein: The connecting rod (5) is symmetrically distributed about the center of the device block (1), the left side of the connecting rod (5) is an inverted "L" structure, and the surface of the connecting rod (5) is provided with a clamping groove (6).

3. A 3D printer head mechanism according to claim 2, characterized in that: The surface of the connecting rod (5) is provided with a clamping groove (6), the inside of the moving block (4) is slidably provided with a clamping block (9), and the clamping block (9) corresponds to the clamping groove (6) one by one.

4. The 3D printer nozzle mechanism of claim 3, wherein: The upper surface of the clamping block (9) is inclined, and the upper and lower sides of the clamping block (9) are fixedly connected with a limiting block (10), and the inside of the moving block (4) is provided with a limiting groove (11) corresponding to the limiting block (10) one by one.

5. The 3D printer nozzle mechanism of claim 3, wherein: The end of the clamping block (9) is fixedly connected with a handle (8), the surface of the handle (8) is fixedly connected with a first spring (12) for elastic return, and the other side of the first spring (12) is fixedly connected with the outer wall of the moving block (4).

6. The 3D printer nozzle mechanism of claim 1, wherein: The surface of the force rod (13) is attached to the inner wall of the moving block (4).

7. The 3D printer nozzle mechanism of claim 1, wherein: The lower surface of the force rod (13) is fixedly connected with a second spring (14) for elastic return, and the other side of the second spring (14) is fixedly connected with the inner wall of the moving block (4).

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