CN211162305U - Nozzle quick-change mechanism and welding tool thereof - Google Patents
Nozzle quick-change mechanism and welding tool thereof Download PDFInfo
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- CN211162305U CN211162305U CN201921740227.4U CN201921740227U CN211162305U CN 211162305 U CN211162305 U CN 211162305U CN 201921740227 U CN201921740227 U CN 201921740227U CN 211162305 U CN211162305 U CN 211162305U
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Abstract
The utility model belongs to the technical field of the welding equipment technique and specifically relates to a nozzle quick change mechanism and welding tool thereof, nozzle quick change mechanism is applicable in all welding tools, and it is used for fixing the nozzle on welding tool, and it includes: the fixing piece is fixedly arranged on the welding tool; the connecting piece is arranged on the fixing piece in a sliding mode, the nozzle is provided with a clamping pin, and the connecting piece is provided with a clamping hook used for being matched with the clamping pin; the elastic element is arranged between the connecting piece and the fixing piece and provides elasticity for the connecting piece; the utility model discloses ingenious utilization connecting piece colludes the nozzle tightly and fixes on welding tool under elastic element's effect to only need to remove the connecting piece and can realize the fast loading and unloading of nozzle on welding tool, the whole loading and unloading process of nozzle is very simple and convenient, very big improvement work efficiency, and during the loading and unloading of nozzle, the position of controlling is far away from the nozzle, can effectually avoid the nozzle to dismantle the condition emergence that the in-process scalded the staff, realizes safety in production.
Description
Technical Field
The utility model belongs to the technical field of the welding equipment technique and specifically relates to a nozzle quick change mechanism and welding tool thereof.
Background
Welding, also known as fusion, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, in a heated, high temperature or high pressure manner; the nozzle is an important element on a welding tool and is mainly used for spraying protective gas, heating gas or soldering tin liquid, the welding quality can be directly influenced by the quality of the nozzle, and the nozzle needs to be periodically detached from the welding tool for cleaning and maintenance in order to ensure that the nozzle can stably work under the designed technological parameters; the nozzle on the existing welding tool is usually fixed on the welding tool by utilizing threaded connection, and the mounting structure of the nozzle has the defects of high reliability and reliability; when changing the nozzle, because the nozzle is comparatively scalded (especially meet the condition that needs to change the nozzle in the welding tool use), when dismantling the nozzle, need rotate the number of times and just can pull down the nozzle to appear easily and scald staff's the condition at the nozzle dismantlement in-process, lead to dismantling inconveniently.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve among the prior art that the mode that the nozzle on the welding tool adopted threaded connection installs on the welding tool, lead to dismantling comparatively troublesome, and appear easily that the nozzle scalds staff's problem, provide a nozzle quick change mechanism and welding tool thereof now, nozzle quick change mechanism is applicable in all welding tools.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a nozzle quick change mechanism for fix the nozzle on welding tool, this nozzle quick change mechanism includes:
the fixing piece is fixedly arranged on the welding tool;
the connecting piece is arranged on the fixing piece in a sliding mode, the nozzle is provided with a clamping pin, and the connecting piece is provided with a clamping hook used for being matched with the clamping pin;
the elastic element is arranged between the connecting piece and the fixing piece and provides elasticity for the connecting piece; the connecting piece enables the clamping hook to clamp the clamping pin of the nozzle under the action of the elastic element and tightly presses the nozzle on the welding tool along the direction of closing the welding tool; when the connecting piece is pushed by external force along the direction departing from the welding tool, the clamping hook can be separated from the clamping pin.
The connecting piece is ingeniously utilized to tightly hook the nozzle on the welding tool under the action of the elastic element, so that when the nozzle is disassembled, the connecting piece is moved to overcome the elasticity of the elastic element, the clamping hook on the connecting piece and the clamping pin of the nozzle produce displacement, the limiting of the nozzle can be relieved by the connecting piece, and the nozzle can be rapidly disassembled from the welding tool.
Further, a first axial groove and a first circumferential groove which are communicated with each other are formed in the bottom end of the connecting piece, the clamping hook is formed, the first axial groove is located below the first circumferential groove, and the bottom end of the first axial groove extends to the end portion of the bottom end of the connecting piece.
Furthermore, the upper surface of the clamping hook is provided with a limiting groove for limiting the clamping pin.
Furthermore, a second axial groove and a second circumferential groove which are communicated with each other are formed in the fixing piece, the second axial groove is located above the second circumferential groove, a handle is fixed to the upper end of the connecting piece, and the handle penetrates through the second axial groove.
Furthermore, the upper end of the connecting piece is provided with a first step surface, the bottom end of the fixing piece is provided with a second step surface, one end of the elastic element is abutted against the first step surface, and the other end of the elastic element is abutted against the second step surface.
Further, mounting and connecting piece all are the tubulose, the connecting piece inserts in the mounting, all seted up the louvre on the outer wall of mounting and connecting piece.
Further, the elastic element is a spring.
The utility model also provides a welding tool, including foretell nozzle quick change mechanism.
Furthermore, the welding tool is a molten drop welding device, the molten drop welding device comprises a molten drop welding device body and a tin outlet pipe, the fixing piece is fixed on the molten drop welding device body or the tin outlet pipe, and the nozzle is fixedly installed at the output end of the tin outlet pipe through the connecting piece.
Furthermore, the welding tool is hot air welding equipment, the hot air welding equipment comprises a hot air welding equipment body and a hot air pipe, the fixing piece is fixed on the hot air welding equipment body or the hot air pipe, and the nozzle is fixedly installed at the output end of the hot air pipe through the connecting piece.
The utility model has the advantages that: the utility model discloses what nozzle quick change mechanism was ingenious utilizes the connecting piece to collude the nozzle tightly and fix on welding tool under elastic element's effect to only need to remove the connecting piece and can realize the fast loading and unloading of nozzle on welding tool, the whole loading and unloading process of nozzle is very simple and convenient, very big improvement work efficiency, and during the nozzle loading and unloading, the position of controlling is far away from the nozzle, can effectually avoid the nozzle to dismantle the condition emergence of in-process scald staff, realization safety in production.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is an exploded view of the nozzle quick-change mechanism of the present invention;
FIG. 2 is a three-dimensional schematic view of the nozzle quick-change mechanism of the present invention
FIG. 3 is an enlarged partial schematic view of A in FIG. 2;
FIG. 4 is a schematic sectional view of the nozzle quick-change mechanism of the present invention at the latch (1-1);
FIG. 5 is an enlarged partial schematic view of B in FIG. 4;
FIG. 6 is a schematic sectional view of the nozzle quick-change mechanism of the present invention at the handle (5);
FIG. 7 is a three-dimensional schematic view of the nozzle quick change mechanism of the present invention used in a molten droplet welding apparatus;
FIG. 8 is a schematic cross-sectional view of the nozzle quick change mechanism of the present invention in use with a droplet welding apparatus;
fig. 9 is a schematic sectional view of the nozzle quick-change mechanism of the present invention used in a hot air welding apparatus.
In the figure: 1. the tin-melting welding device comprises a nozzle, 1-1 parts of a nozzle, a clamping pin, 2 parts of a fixing part, 2-1 parts of a second axial groove, 2-2 parts of a second circumferential groove, 2-3 parts of a second step surface, 3 parts of a connecting part, 3-1 parts of a clamping hook, 3-11 parts of a limiting groove, 3-2 parts of a first axial groove, 3-3 parts of a first circumferential groove, 3-4 parts of a first step surface, 4 parts of an elastic element, 5 parts of a handle, 6 parts of a heat dissipation hole, 7 parts of a molten drop welding device body, 8 parts of a tin outlet pipe, 9 parts of a hot air welding device body, 10 parts of a hot air pipe.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic drawings, which illustrate the basic structure of the invention only in a schematic way, and thus show only the components that are relevant to the invention, and the directions and references (e.g., upper, lower, left, right, etc.) may be used only to help describe the features in the drawings. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the claimed subject matter is defined only by the appended claims and equivalents thereof.
Example 1
As shown in fig. 1 to 6, a nozzle quick-change mechanism for fixing a nozzle 1 to a welding tool, comprising:
the fixing piece 2 is fixedly arranged on the welding tool;
the connecting piece 3 is arranged on the fixing piece 2 in a sliding mode, the nozzle 1 is provided with a clamping pin 1-1, and the connecting piece 3 is provided with a clamping hook 3-1 used for being matched with the clamping pin 1-1;
and the elastic element 4, install between fixed part 2 and the link 3, offer the elasticity for link 3; the connecting piece 3 enables the clamping hook 3-1 to clamp the clamping pin 1-1 of the nozzle 1 under the action of the elastic element 4, and the nozzle 1 is pressed on the welding tool along the direction of closing the welding tool; when the connecting piece 3 is pushed by external force in the direction departing from the welding tool, the clamping hook 3-1 can be separated from the clamping pin 1-1.
The bottom end of the connecting piece 3 is provided with a first axial groove 3-2 and a first circumferential groove 3-3 which are communicated with each other and form the clamping hook 3-1, the first axial groove 3-2 is positioned below the first circumferential groove 3-3, and the bottom end of the first axial groove 3-2 extends to the end part of the bottom end of the connecting piece 3; during the disassembly process of the nozzle 1, the connecting piece 3 can be rotated, so that the bayonet 1-1 of the nozzle 1 reaches the first axial groove 3-2 from the first circumferential groove 3-3, and then falls along the first axial groove 3-2; specifically, the first axial grooves 3-2 may be disposed perpendicular to the first circumferential grooves 3-3.
The upper surface of the clamping hook 3-1 is provided with a limiting groove 3-11 for limiting the clamping pin 1-1; the circumferential fixation of the nozzle 1 can be realized by utilizing the matching of the limiting grooves 3-11 and the bayonet 1-1, and the mounting firmness of the nozzle 1 on a welding tool is improved.
A second axial groove 2-1 and a second circumferential groove 2-2 which are communicated with each other are formed in the fixing piece 2, the second axial groove 2-1 is positioned above the second circumferential groove 2-2, a handle 5 is fixed at the upper end of the connecting piece 3, and the handle 5 penetrates through the second axial groove 2-1; after the handle 5 drives the clamping hook 3-1 on the connecting piece 3 to move along the second axial groove 2-1 to be separated from the clamping pin 1-1 of the nozzle 1, the connecting piece 3 can be rotated along the circumferential direction, so that the handle 5 is upwards propped against the second circumferential groove 2-2, the connecting piece 3 in the state is axially positioned on the fixing piece 2, and when the handle 5 is loosened, the connecting piece 3 returns to the clamping hook 3-1 again under the action of the elastic element 4 to hook the clamping pin 1-1, so that a worker can free two hands to carry out other operations, such as taking the nozzle 1 which is out of connection from a welding tool or transferring the nozzle 1; the second axial grooves 2-1 and the second circumferential grooves 2-2 may be arranged perpendicular to each other in this embodiment.
The upper end of the connecting piece 3 is provided with a first step surface 3-4, the bottom end of the fixing piece 2 is provided with a second step surface 2-3, one end of the elastic element 4 is abutted against the first step surface 3-4, and the other end of the elastic element is abutted against the second step surface 2-3; specifically, in the present embodiment, the second step surface 2-3 is located below the first step surface 3-4.
The fixing piece 2 and the connecting piece 3 are both tubular, the connecting piece 3 is inserted into the fixing piece 2, and heat dissipation holes 6 are formed in the outer walls of the fixing piece 2 and the connecting piece 3; by inserting the connecting member 3 into the fixing member 2, the sliding fit relationship of the connecting member 3 and the fixing member 2 can be realized, and at the same time, the connecting member 3 can rotate relative to the fixing member 2.
The elastic element 4 is a spring; specifically, the sliding direction between the connector 3 and the fixing member 2 coincides with the elastic force direction of the elastic member 4.
In this embodiment, there may be a plurality of hooks 3-1 and bayonet pins 1-1, and the hooks 3-1 correspond to the bayonet pins 1-1 one by one.
The principle of the nozzle quick-change mechanism in the embodiment is explained as follows:
when the nozzle 1 is disassembled, the handle 5 is utilized to drive the connecting piece 3 to move downwards along the second axial groove 2-1, the spring is continuously compressed, the limiting groove 3-11 of the clamping hook 3-1 is separated from the clamping pin 1-1 of the nozzle 1, then the handle 5 is rotated, the handle 5 is positioned in the second circumferential groove 2-2, on one hand, the clamping pin 1-1 of the nozzle 1 can reach the first axial groove 3-2 from the first circumferential groove 3-3, and the nozzle 1 falls along the first axial groove 3-2; on the other hand, the handle 5 is abutted in the second circumferential groove 2-2, so that the connecting piece 3 in the state is axially positioned on the fixing piece 2, and when the handle 5 is loosened, the connecting piece 3 returns to the clamping hook 3-1 again under the action of the elastic element 4 to hook the clamping pin 1-1, so that a worker can free two hands to perform other operations, such as removing the nozzle 1 which is not connected from a welding tool or transferring the nozzle 1;
when the nozzle 1 is mounted, the handle 5 is moved to the second circumferential groove 2-2, then the nozzle 1 is placed at the bottom end of the connecting piece 3, the bayonet 1-1 of the nozzle 1 reaches the first circumferential groove 3-3 through the first axial groove 3-2, then the handle 5 is moved to the second axial groove 2-1, and after the handle 5 is released, the connecting piece 3 is moved upwards under the action of the spring, thereby pressing the nozzle 1 against the welding tool.
Example 2
As shown in fig. 7 and 8, a welding tool includes the nozzle quick-change mechanism according to embodiment 1, the welding tool is a droplet welding device, the droplet welding device includes a droplet welding device body 7 and a tin outlet tube 8, the fixing member 2 is fixed to the droplet welding device body 7 or the tin outlet tube 8, and the nozzle 1 is fixedly mounted at an output end of the tin outlet tube 8 through the connecting member 3.
Example 3
As shown in fig. 9, a welding tool includes the nozzle quick-change mechanism according to embodiment 1, the welding tool is a hot air welding device, the hot air welding device includes a hot air welding device body 9 and a hot air pipe 10, the fixing member 2 is fixed on the hot air welding device body 9 or the hot air pipe 10, and the nozzle 1 is fixedly mounted at an output end of the hot air pipe 10 through the connecting member 3.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The utility model provides a nozzle quick change mechanism for fix nozzle (1) on welding tool, its characterized in that: this nozzle quick change mechanism includes:
a fixing member (2) fixedly mounted on the welding tool;
the connecting piece (3) is arranged on the fixing piece (2) in a sliding mode, a clamping pin (1-1) is arranged on the nozzle (1), and a clamping hook (3-1) matched with the clamping pin (1-1) is arranged on the connecting piece (3);
the elastic element (4) is arranged between the connecting piece (3) and the fixing piece (2) and provides elasticity for the connecting piece (3); the connecting piece (3) enables the clamping hook (3-1) to clamp the clamping pin (1-1) of the nozzle (1) under the action of the elastic element (4), and the nozzle (1) is pressed on the welding tool along the direction of closing the welding tool; when the connecting piece (3) is pushed by external force along the direction departing from the welding tool, the clamping hook (3-1) can be separated from the clamping pin (1-1).
2. The nozzle quick-change mechanism of claim 1, wherein: the bottom end of the connecting piece (3) is provided with a first axial groove (3-2) and a first circumferential groove (3-3) which are communicated with each other, the clamping hook (3-1) is formed, the first axial groove (3-2) is positioned below the first circumferential groove (3-3), and the bottom end of the first axial groove (3-2) extends to the bottom end part of the connecting piece (3).
3. A nozzle quick-change mechanism according to claim 1 or 2, characterized in that: the upper surface of the clamping hook (3-1) is provided with a limiting groove (3-11) for limiting the clamping pin (1-1).
4. The nozzle quick-change mechanism of claim 1, wherein: the fixing piece (2) is provided with a second axial groove (2-1) and a second circumferential groove (2-2) which are communicated with each other, the second axial groove (2-1) is positioned above the second circumferential groove (2-2), the upper end of the connecting piece (3) is fixed with a handle (5), and the handle (5) penetrates through the second axial groove (2-1).
5. The nozzle quick-change mechanism of claim 1, wherein: the upper end of the connecting piece (3) is provided with a first step surface (3-4), the bottom end of the fixing piece (2) is provided with a second step surface (2-3), one end of the elastic element (4) is abutted against the first step surface (3-4), and the other end of the elastic element is abutted against the second step surface (2-3).
6. The nozzle quick-change mechanism of claim 1, wherein: the fixing piece (2) and the connecting piece (3) are both tubular, the connecting piece (3) is inserted into the fixing piece (2), and heat dissipation holes (6) are formed in the outer walls of the fixing piece (2) and the connecting piece (3).
7. The nozzle quick-change mechanism of claim 1, wherein: the elastic element (4) is a spring.
8. A bonding tool, characterized by: a nozzle quick-change mechanism comprising a nozzle as claimed in any one of claims 1 to 7.
9. The bonding tool according to claim 8, wherein: the welding tool is a molten drop welding device, the molten drop welding device comprises a molten drop welding device body (7) and a tin outlet pipe (8), the fixing piece (2) is fixed on the molten drop welding device body (7) or the tin outlet pipe (8), and the nozzle (1) is fixedly installed at the output end of the tin outlet pipe (8) through the connecting piece (3).
10. The bonding tool according to claim 8, wherein: the welding tool is hot air welding equipment which comprises a hot air welding equipment body (9) and a hot air pipe (10), the fixing piece (2) is fixed on the hot air welding equipment body (9) or the hot air pipe (10), and the nozzle (1) is fixedly installed at the output end of the hot air pipe (10) through the connecting piece (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921740227.4U CN211162305U (en) | 2019-10-16 | 2019-10-16 | Nozzle quick-change mechanism and welding tool thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921740227.4U CN211162305U (en) | 2019-10-16 | 2019-10-16 | Nozzle quick-change mechanism and welding tool thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211162305U true CN211162305U (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921740227.4U Active CN211162305U (en) | 2019-10-16 | 2019-10-16 | Nozzle quick-change mechanism and welding tool thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211162305U (en) |
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- 2019-10-16 CN CN201921740227.4U patent/CN211162305U/en active Active
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