Bending control assembly laser welding auxiliary device

Abstract

The utility model provides a bending control assembly laser welding auxiliary device, which relates to the technical field of medical instrument related products, and comprises a bottom plate, a fixing structure and a connecting piece, the bottom plate is connected with the fixing structure, and the bottom plate is used for being connected with an external operation table; the fixing structure comprises a supporting piece and a limiting mechanism, the supporting piece is connected with the limiting mechanism, the supporting piece is connected with one end of the connecting piece, and the limiting mechanism is connected with the other end of the connecting piece and used for clamping the connecting piece; the connecting piece is used for being detachably connected with the bending control assembly, and the connecting piece is used for fixing the circular ring and the metal wire of the bending control assembly so that the bending control assembly can be fixed relative to the fixing structure. The technical problem that the construction efficiency is greatly reduced due to the fact that manual correction is needed because the positioning position and the positioning angle of the welding metal wire cannot be accurately controlled in the prior art is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of medical instrument related products, and especially to a control bending assembly laser welding auxiliary device. BACKGROUND

[0002] Adjustable bending sheath is a control bending assembly applied in the process of intraluminal treatment operation. The product is different from ordinary control bending assemblies in that the sheath tube can realize the function of bending the distal end of the sheath tube within a certain angle range through the operation of the proximal handle. After the distal end of the sheath tube is bent, the tip of the sheath tube can be directed to the target position, facilitating the surgical operation of the curved path in the interventional operation. The bending adjustment function of the adjustable sheath is realized through the control bending assembly, which is usually composed of a metal ring and a metal wire, and the metal ring and the metal wire are welded together through laser welding.

[0003] The existing welding auxiliary device is not accurate enough in controlling the positioning position and the positioning angle of the welding wire, and a lot of time is spent on manual correction, increasing the process time. Therefore, the existing device cannot realize accurate control and has poor operability, greatly reducing the processing efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a control bending assembly laser welding auxiliary device to alleviate the technical problem that the positioning position and the positioning angle of the welding wire cannot be accurately controlled in the prior art, and manual correction is needed, greatly reducing the construction efficiency.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0006] In the first aspect, the utility model provides a control bending assembly laser welding auxiliary device, which comprises a bottom plate, a fixing structure and a connecting piece, the bottom plate is connected with the fixing structure, and the bottom plate is used for connecting with an external operation table;

[0007] The fixing structure comprises a supporting piece and a limiting mechanism, the supporting piece is connected with the limiting mechanism, the supporting piece is connected with one end of the connecting piece, and the limiting mechanism is connected with the other end of the connecting piece, so as to clamp the connecting piece;

[0008] The connecting piece is used for detachable connection with the control bending assembly, and the connecting piece is used for fixing the ring and the metal wire of the control bending assembly, so that the control bending assembly is fixed relative to the fixing structure.

[0009] Further, one end of the supporting piece is provided with a plugging piece, and a positioning groove is formed in the upper surface of the supporting piece;

[0010] The connecting piece is provided with a top end part and a tail end part at two ends respectively, the top end part abuts against the blocking piece, and the tail end part abuts against the limiting mechanism;

[0011] The connecting piece is provided with a groove part between the top end part and the tail end part, the groove part is limited in the positioning groove, so as to fix the connecting piece relative to the support.

[0012] Further, the top end part and the groove part are provided with a limiting block, the limiting block is arranged between the support and the blocking piece, and the limiting block abuts against the support.

[0013] Further, the connecting piece is provided with a containing groove along the extension direction thereof;

[0014] The containing groove is used for containing the metal wire.

[0015] Further, the support is provided with a positioning hole, the positioning hole is used for penetrating a positioning pin, so that the positioning pin penetrates the through hole on the circular ring.

[0016] Further, the limiting mechanism comprises a baffle and a sliding block, the baffle is slidably connected with the support through the sliding block;

[0017] The baffle is used for abutting against one end of the connecting piece away from the blocking piece.

[0018] Further, the limiting mechanism further comprises an elastic assembly, the elastic assembly is provided with at least two groups;

[0019] The elastic assembly comprises a telescopic rod and an elastic piece, one end of the telescopic rod is connected with the baffle, and the other end is slidably connected with the support;

[0020] The elastic piece is sleeved outside the telescopic rod, and one end of the elastic piece is connected with the baffle, and the other end is connected with the support.

[0021] Further, the bottom plate is provided with a long through hole, and the long through hole is provided with a fixing piece, the fixing piece is used for being connected with the operation table.

[0022] The utility model can realize the following beneficial effects:

[0023] The utility model provides a kind of laser welding auxiliary device of control bending assembly, including bottom plate, fixed structure and connecting piece, bottom plate is connected with fixed structure, and bottom plate is used to be connected with the operation platform of external connection;Fixed structure includes support and limiting mechanism, support is connected with limiting mechanism, and support is connected with the one end of connecting piece, limiting mechanism is connected with the other end of connecting piece, to be used for clamping connecting piece;Connecting piece is used to be detachably connected with control bending assembly, and connecting piece is used to fix the ring and wire of control bending assembly, to make control bending assembly be fixed relative to fixed structure.

[0024] In the utility model, the upper surface of bottom plate detachably installs fixed structure, and fixed structure is connected with connecting piece, and makes connecting piece be limited relative to fixed structure, and then make control bending assembly connected with connecting piece be fixed relative to fixed structure, to avoid deviation when ring and wire are welded.

[0025] Compared with prior art, the laser welding auxiliary device of control bending assembly provided by the utility model connects control bending assembly with connecting piece, then fixedly connects connecting piece with fixed structure, and then realizes welding after fixing ring and wire, to avoid the situation that positioning position and positioning angle of wire cannot be accurately controlled.

[0026] In conclusion, the utility model at least alleviates the technical problem that positioning position and positioning angle of welded wire cannot be accurately controlled in prior art, and causes artificial correction to be needed, so that construction efficiency is greatly reduced. BRIEF DESCRIPTION OF DRAWINGS

[0027] In order to more clearly illustrate the specific embodiments of the utility model or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiments or prior art description, and obviously, the drawings in the following description are some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating labor.

[0028] Figure 1 The top view structural schematic diagram of the laser welding auxiliary device of control bending assembly provided by the utility model embodiment is shown in the figure.

[0029] Figure 2 The side view structural schematic diagram of the laser welding auxiliary device of control bending assembly provided by the utility model embodiment is shown in the figure.

[0030] Figure 3 The three-dimensional schematic diagram of the connecting piece of the laser welding auxiliary device of control bending assembly provided by the utility model embodiment is shown in the figure.

[0031] Figure 4The utility model provides a control bending subassembly laser welding auxiliary device's sheath part's solid structure diagram.

[0032] Icon: 1 - bottom plate;11 - long through -hole;12 - fixing piece;2 - fixed structure;21 - support piece;211 - plugging piece;212 - positioning groove;213 - positioning hole;22 - limiting mechanism;221 - baffle;222 - sliding block;223 - elastic component;2231 - telescopic rod;2232 - elastic piece;3 - connecting piece;31 - top end part;32 - limiting block;33 - groove body part;34 - accommodating groove;35 - tail end part;4 - control bending subassembly;41 - circular ring;411 - through -hole;42 - metal wire. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical scheme and advantage of the utility model embodiment more clear, below, combining with the drawings in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, the described embodiment is a part of the embodiment of the utility model, rather than all the embodiment. The components of the utility model embodiment described and shown in the drawing here can be arranged and designed in various different configurations.

[0034] Therefore, the following detailed description of the embodiment of the utility model provided in the drawing is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those of ordinary skill in the art without creative labor belong to the scope of protection of the utility model.

[0035] It should be noted that: similar signs and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0036] In the description of the utility model, it should be explained that, the orientation or position relationship indicated by the terms "upper", "lower", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawing, or the orientation or position relationship of the utility model product when it is usually placed, only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" and the like are only used for differentiation, and cannot be understood as indicating or implying relative importance.

[0037] Furthermore, the terms "horizontal," "vertical," and the like are used as terms of convenience to provide reference points, and are not intended to mean that the components must be absolutely horizontal or vertical, but can be slightly inclined. As "horizontal" merely means more horizontal than "vertical," and does not mean that the structure must be perfectly horizontal, but can be slightly inclined.

[0038] In the description of the utility model, it is necessary to explain that, unless there is definite stipulation and limitation, the terms "arrange", "install", "connect" should be understood broadly, for example, it can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be direct connection, also can be indirect connection through intermediate medium, can be the intercommunication of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0039] Some embodiments of the utility model will be described in detail below with reference to the drawings. In the case of no conflict, the following examples and the features in the examples can be combined with each other.

[0040] Example one

[0041] The embodiment provides a kind of laser welding auxiliary device of bending control assembly, refer to Figure 1 The laser welding auxiliary device of bending control assembly includes bottom plate 1, fixed structure 2 and connecting piece 3, bottom plate 1 is connected with fixed structure 2, and bottom plate 1 is used to be connected with the operation platform of external connection;

[0042] Fixed structure 2 includes support 21 and limiting mechanism 22, support 21 is connected with limiting mechanism 22, and support 21 is connected with one end of connecting piece 3, limiting mechanism 22 is connected with the other end of connecting piece 3, to be used for clamping connecting piece 3;

[0043] Connecting piece 3 is used to be detachably connected with bending control assembly 4, and connecting piece 3 is used to fix the circular ring 41 and metal wire 42 of bending control assembly 4, to make bending control assembly 4 be fixed relative to fixed structure 2.

[0044] The embodiment of the utility model at least alleviates the technical problem that the positioning position and positioning angle of welded metal wire 42 cannot be accurately controlled in the prior art, and manual correction needs to be performed, which greatly reduces construction efficiency.

[0045] In the embodiment of the utility model, the upper surface of bottom plate 1 detachably installs fixed structure 2, and fixed structure 2 is connected with connecting piece 3, and limiting connecting piece 3 relative to fixed structure 2, and then make the bending control assembly 4 connected with connecting piece 3 be fixed relative to fixed structure 2, to avoid the deviation when circular ring 41 and metal wire 42 are welded.

[0046] Compared with the prior art, the laser welding auxiliary device for the bending control component provided in this embodiment of the utility model connects the bending control component 4 to the connector 3, and then fixes the connector 3 to the fixing structure 2, thereby enabling welding after fixing the ring 41 and the metal wire 42, so as to avoid the situation where the positioning position and positioning angle of the metal wire 42 cannot be accurately controlled.

[0047] In an optional implementation of this embodiment, refer to Figure 1 and Figure 3 One end of the support member 21 is provided with a sealing member 211, and the upper surface of the support member 21 is provided with a positioning groove 212; the two ends of the connector 3 are respectively provided with a top end 31 and a tail end 35, the top end 31 abuts against the sealing member 211, and the tail end 35 abuts against the limiting mechanism 22; the connector 3 is provided with a groove 33 between the top end 31 and the tail end 35, and the groove 33 is limited in the positioning groove 212 to fix the connector 3 relative to the support member 21.

[0048] Specifically: One end of the support member 21 is provided with a notch, and a sealing member 211 is provided at this notch. A positioning groove 212 is opened on the upper surface of the support member 21, and the connecting member 3 is set in this positioning groove 212 to achieve positioning. Then, the limiting mechanism 22 is movably connected to the support member 21 to achieve positioning of the tail end 35 from the other end after the connecting member 3 is placed in the positioning groove 212.

[0049] Furthermore, referring to Figure 1 and Figure 3 A limiting block 32 is provided between the top part 31 and the groove part 33. The limiting block 32 is located between the support member 21 and the sealing member 211, and the limiting block 32 abuts against the support member 21.

[0050] Specifically: A limiting block 32 is provided between the top part 31 and the groove part 33. The limiting block 32 abuts against the support member 21 so that the end of the connector 3 is positioned by the limiting block 32 abutting against the support member 21 and the top part 31 abutting against the sealing member 211.

[0051] In an optional implementation of this embodiment, refer to Figure 3 and Figure 4 The connector 3 has a receiving groove 34 along its extension direction; the receiving groove 34 is used to receive the metal wire 42.

[0052] Specifically: the connector 3 has a receiving groove 34 extending along its extension direction. By inserting the metal wire 42 into this receiving groove 34, the metal wire 42 is positioned relative to the ring 41.

[0053] In an optional implementation of this embodiment, refer to Figure 2The support 21 is provided with a positioning hole 213, and the positioning hole 213 is used for penetrating a positioning pin to make the positioning pin penetrate the through hole 411 on the ring 41.

[0054] Specifically, the support 21 is provided with the positioning hole 213 in the horizontal direction, the positioning hole 213 is used for inserting the positioning pin, and the positioning pin is inserted into the through hole 411 on the ring 41 after penetrating the positioning hole 213, so that the ring 41 is positioned relative to the fixed structure 2.

[0055] In an optional embodiment of the present embodiment, referring to Figure 1 and Figure 2 The limiting mechanism 22 comprises a baffle 221 and a sliding block 222, the baffle 221 is slidably connected with the support 21 through the sliding block 222, and the baffle 221 is used for abutting against one end of the connecting piece 3 away from the plugging piece 211.

[0056] Specifically, one end of the sliding block 222 is slidably connected with the support 21 in the horizontal direction, and the other end is connected with the baffle 221, the baffle 221 abuts against one end of the connecting piece 3 away from the plugging piece 211, so as to limit the connecting piece 3 from both ends together with the plugging piece 211.

[0057] Further, referring to Figure 1 , referring to Figure 1 and Figure 2 The limiting mechanism 22 further comprises at least two groups of elastic assemblies 233, the elastic assembly 233 comprises a telescopic rod 2231 and an elastic piece 2232, one end of the telescopic rod 2231 is connected with the baffle 221, and the other end is slidably connected with the support 21, the elastic piece 2232 is sleeved outside the telescopic rod 2231, one end of the elastic piece 2232 is connected with the baffle 221, and the other end is connected with the support 21.

[0058] Specifically, one end of the telescopic rod 2231 is slidably connected with the support 21, and the other end is connected with the baffle 221, and the elastic piece 2232 sleeved outside the telescopic rod 2231 is fixedly connected with the baffle 221 and the support 21 respectively, so as to reset the baffle 221 away from the support 21 through the elastic piece 2232, and the elastic piece 2232 is preferably a spring.

[0059] In an optional embodiment of the present embodiment, referring to Figure 1 The bottom plate 1 is provided with a long through hole 11, and the long through hole 11 is provided with a fixing piece 12, and the fixing piece 12 is used for connecting with an operation table.

[0060] Specifically, the bottom plate 1 is preferably rectangular, and the four corners are provided with the long through hole 11, and each long through hole 11 is provided with the fixing piece 12, and the fixing piece 12 is preferably a bolt, and the fixing piece 12 is slid in the long through hole 11, so that the fixing piece 12 is fixed with the corresponding threaded hole of the operation table.

[0061] Finally, it should be noted that: each of the embodiments in the specification is described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the embodiments can be referred to each other. The above embodiments in the specification are used to illustrate the technical solutions of the present application, but not to limit them. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some or all of the technical features can be replaced by equivalents. The modifications or replacements do not change the essence of the corresponding technical solutions out of the scope of the technical solutions of the embodiments of the present application.

Claims

1. A laser welding assist device for a bend control assembly, characterized by, The utility model provides a control bending assembly, including bottom plate (1), fixed structure (2) and connecting piece (3), bottom plate (1) is connected with fixed structure (2), and bottom plate (1) is used for being connected with the operation platform of external connection; The fixed structure (2) includes a support (21) and a limiting mechanism (22), the support (21) is connected with the limiting mechanism (22), and the support (21) is connected with one end of the connecting piece (3), the limiting mechanism (22) is connected with the other end of the connecting piece (3), so as to clamp the connecting piece (3); The connecting piece (3) is used for being detachably connected with the control bending assembly (4), and the connecting piece (3) is used for fixing the circular ring (41) and the wire (42) of the control bending assembly (4), so that the control bending assembly (4) is fixed relative to the fixed structure (2).

2. The laser welding assist device for a bend control assembly of claim 1, wherein, One end of the support (21) is provided with a plugging piece (211), and an upper surface of the support (21) is provided with a positioning groove (212); Both ends of the connecting piece (3) are respectively provided with a top end portion (31) and a tail end portion (35), the top end portion (31) abuts against the plugging piece (211), and the tail end portion (35) abuts against the limiting mechanism (22); The connecting piece (3) is provided with a groove portion (33) between the top end portion (31) and the tail end portion (35), the groove portion (33) is limitedly arranged in the positioning groove (212), so as to fix the connecting piece (3) relative to the support (21).

3. The laser welding assist device for a bend control assembly of claim 2, wherein, A limiting block (32) is arranged between the top end portion (31) and the groove portion (33), the limiting block (32) is arranged between the support (21) and the plugging piece (211), and the limiting block (32) abuts against the support (21).

4. The laser welding assist device for a bend control assembly of claim 2, wherein, The connecting piece (3) is provided with a containing groove (34) along the extension direction thereof; The containing groove (34) is used for containing the wire (42).

5. The laser welding assist device for a bend control assembly of claim 1, wherein, The support (21) is provided with a positioning hole (213), the positioning hole (213) is used for penetrating a positioning pin, so that the positioning pin penetrates a through hole (411) on the circular ring (41).

6. The laser welding assist device for a bend control assembly of claim 2, wherein, The limiting mechanism (22) includes a baffle (221) and a sliding block (222), the baffle (221) is slidably connected with the support (21) through the sliding block (222); The baffle (221) is used for abutting against one end of the connecting piece (3) away from the plugging piece (211).

7. The laser welding assist device for a bend control assembly of claim 6, wherein, The limiting mechanism (22) further includes an elastic assembly (233), the elastic assembly (233) is provided with at least two groups; The elastic assembly (233) includes a telescopic rod (2231) and an elastic piece (2232), one end of the telescopic rod (2231) is connected with the baffle (221), and the other end is slidably connected with the support (21); The elastic piece (2232) is arranged on the outside of the telescopic rod (2231), one end of the elastic piece (2232) is connected with the baffle (221), and the other end is connected with the support (21).

8. The laser welding assist device for a bend control assembly of claim 1, wherein, The bottom plate (1) is provided with a long through hole (11), and the long through hole (11) is provided with a fixing part (12), and the fixing part (12) is used for being connected with the operation table.

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