Ultrasonic scalpel sleeve snake bone wire convex hull forming tool

Abstract

The utility model discloses an ultrasonic scalpel sleeve snake bone wire convex hull forming tool. Comprising a supporting and fixing mechanism and a forming mechanism. The supporting and fixing mechanism comprises a base, a supporting block, a fixing structure and a limiting block, the supporting block, the fixing structure and the limiting block are arranged on the base, the supporting block is arranged between the fixing structure and the limiting block, a fixing groove matched with the sleeve in size is formed in the fixing structure, the fixing groove, the supporting block and the limiting block are located on the same straight line, and radial movement of the sleeve is limited through the fixing groove; the forming mechanism comprises an air cylinder mechanism and an extrusion forming part, the air cylinder mechanism and the extrusion forming part are arranged on the base, the output end of the air cylinder mechanism, the extrusion forming part and the fixing groove are located on the same straight line, the extrusion forming part and the limiting block are oppositely arranged, and axial movement of the sleeve is limited through cooperation of the extrusion forming part and the limiting block; a forming protruding block is arranged on one side face of the extrusion forming piece, and the outer diameter of the extrusion forming piece is matched with the inner diameter of the sleeve. According to the utility model, the wire convex hull can be effectively processed on the snake bone at one end of the complete sleeve.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of ultrasonic knife sleeve production, especially relates to a snake bone wire convex molding tool for ultrasonic knife sleeve. BACKGROUND

[0002] The ultrasonic knife sleeve on the market is mostly injection molding, and is a disposable product, so the use amount is large and the cost is high. In order to reduce the cost, the sleeve can be used repeatedly, so the sleeve is changed from the injection molding to the stainless steel part.

[0003] The one end of the stainless steel sleeve is a snake bone structure, the wire convex is arranged on the two side surfaces of the snake bone, the wire is arranged in the wire convex, the wire is connected with the handle, and the wire is controlled to turn the snake bone through the handle. In the production process of the stainless steel sleeve, since the size of the sleeve is too long, the sleeve can only be cut off, the wire convex is processed on the snake bone at one end of the sleeve by the molding tool, and then the cut-off sleeve is welded again by laser welding, so that the strength of the sleeve is reduced. How to process the wire convex on the snake bone at one end of the complete sleeve is a problem to be solved.

[0004] The information disclosed in this BACKGROUND section is only for the purpose of increasing the understanding of the background of the present utility model and should not be regarded as an acknowledgment or any form of suggestion that it forms prior art that is publicly known. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a snake bone wire convex molding tool for ultrasonic knife sleeve, so as to overcome the defects in the prior art.

[0006] In order to achieve the above object, the utility model provides a snake bone wire convex molding tool for ultrasonic knife sleeve, which comprises a supporting and fixing mechanism and a molding mechanism. The supporting and fixing mechanism comprises a base, a supporting block, a fixing structure and a limiting block arranged on the base. The supporting block is arranged between the fixing structure and the limiting block. The fixing structure is internally provided with a fixing groove matched with the size of the sleeve. The fixing groove, the supporting block and the limiting block are located on the same straight line, and the sleeve is limited to move radially through the fixing groove. The molding mechanism comprises a cylinder mechanism and an extrusion molding piece. The cylinder mechanism and the extrusion molding piece are arranged on the base. The output end of the cylinder mechanism, the extrusion molding piece and the fixing groove are located on the same straight line. The extrusion molding piece is oppositely arranged with the limiting block, and the sleeve is limited to move axially through the cooperation of the extrusion molding piece and the limiting block. A molding convex block is arranged on one side surface of the extrusion molding piece. The outer diameter of the extrusion molding piece is matched with the inner diameter of the sleeve. The molding convex block is moved radially on the snake bone part of the sleeve through the output end of the cylinder mechanism, and the convex block is formed by extruding the side surface of the snake bone part.

[0007] Preferably, in the technical scheme, the cylinder mechanism comprises a cylinder, a fixed clamping plate, a cylinder top rod, the cylinder is arranged on the base, the output end of the cylinder is provided with the fixed clamping plate, the fixed clamping plate is provided with the cylinder top rod, the front end of the cylinder top rod is a conical structure, and the cylinder top rod is aligned with the extrusion forming piece.

[0008] Preferably, in the technical scheme, the extrusion forming piece comprises a convex bump forming piece, a positioning sleeve and a fixed seat, the fixed seat is arranged on the base, the fixed seat is provided with the positioning sleeve, the outer diameter of the positioning sleeve is matched with the inner diameter of the sleeve pipe, the positioning sleeve is oppositely arranged with the limiting block, the axial movement of the sleeve pipe is limited through cooperation of the positioning sleeve and the limiting block, the positioning sleeve is internally provided with the convex bump forming piece, the outer side surface of the convex bump forming piece is uniformly provided with forming protrusions, each forming protrusion corresponds to a section of the snake bone, the side surface of the positioning sleeve is provided with forming holes, the positions of the forming holes correspond to the positions of the forming protrusions, the positioning sleeve limits the axial movement of the convex bump forming piece, that is, the positioning sleeve limits the axial movement of the forming protrusions, the cylinder top rod is aligned with the positioning sleeve, one side surface of the cylinder top rod is provided with a sliding groove, the size of the sliding groove is matched with the size of the convex bump forming piece, the cylinder drives the cylinder top rod to move axially in the positioning sleeve, so that the convex bump forming piece enters the sliding groove, the forming protrusions protrude from the side surface of the positioning sleeve where the forming holes are located, and the forming protrusions move radially in the snake bone part of the sleeve pipe.

[0009] Preferably, in the technical scheme, the outer side surface of the convex bump forming piece is provided with a positioning protrusion, the positioning sleeve is provided with a positioning hole at a position corresponding to the positioning protrusion, the positioning protrusion protrudes from the side surface of the positioning sleeve where the positioning hole is located, and the positioning of the installation position of the convex bump forming piece in the positioning sleeve is realized through cooperation of the positioning protrusion and the positioning hole.

[0010] Preferably, in the technical scheme, the fixed structure comprises a main fixed block and a secondary fixed block, the main fixed block and the secondary fixed block are arranged on the base, the main fixed block is provided with a fixed groove, the secondary fixed block is arranged on the side surface of the main fixed block on the side where the fixed groove is arranged, and the main fixed block and the secondary fixed block form two side walls of the fixed groove, and the snake bone part of one end of the sleeve pipe is placed and fixed in the fixed groove.

[0011] Preferably, in the technical scheme, the secondary fixed block is provided with a limiting block close to the side of the fixed seat, the limiting block is in contact with the positioning protrusion, and the installation position of the fixed seat is positioned.

[0012] Preferably, in the technical scheme, the two side walls of the fixed groove are provided with convex bump grooves, the size of the convex bump grooves is matched with the convex bump, and the sleeve pipe is conveniently fixed and fed.

[0013] Preferably, in the technical scheme, the base is provided with an adjusting groove, and the limiting block is movably fixed in the adjusting groove; the position of the limiting block in the adjusting groove is adjusted according to the length of the sleeve pipe, and different models of sleeve pipes are adapted.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] Through cooperation of the supporting fixing mechanism and the forming mechanism, the snake bone processing convex of one end of the complete sleeve can be effectively processed, and the sleeve is fixed in the radial and axial directions in the processing process. Through cooperation of the cylinder mechanism and the extrusion forming piece, normal processing of the convex of the snake bone part of the sleeve is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic view of the ultrasonic knife sleeve snake bone wire convex forming tool structure of the utility model;

[0017] Figure 2 It is a front view of the ultrasonic knife sleeve snake bone wire convex forming tool of the utility model;

[0018] Figure 3 It is a top view of the ultrasonic knife sleeve snake bone wire convex forming tool of the utility model;

[0019] Figure 4 It is a schematic view of the forming mechanism structure of the utility model;

[0020] Figure 5 It is an A-A sectional view of the utility model; Figure 4

[0021] Figure 6 It is a schematic view of the extrusion forming piece structure of the utility model;

[0022] Figure 7 It is an enlarged view of B of the utility model; Figure 6

[0023] Figure 8 It is a schematic view of the fixing structure of the utility model;

[0024] Figure 9 It is a front view of the fixing structure of the utility model;

[0025] Figure 10 It is a use state view of the forming mechanism of the utility model;

[0026] Figure 11 It is a use state view of the ultrasonic knife sleeve snake bone wire convex forming tool of the utility model;

[0027] Figure 12 It is a schematic view of the ultrasonic knife guide sleeve structure. DETAILED DESCRIPTION

[0028] The specific embodiments of the utility model are described in detail below, but it should be understood that the protection scope of the utility model is not limited by the specific embodiments.

[0029] ​​Unless otherwise expressly stated, throughout the specification and claims, the term "comprising" or its variations such as "including" or "comprises" shall be understood to include the stated elements or components without excluding other elements or other components.

[0030] like Figures 1-3 As shown, a tooling for forming the convex shape of an ultrasonic scalpel cannula snake-bone lead wire includes a support and fixing mechanism and a forming mechanism. The support and fixing mechanism includes a base 1, a support block 2, a fixing structure 3, and a limiting block 4 disposed on the base 1. The support block 2 is disposed between the fixing structure 3 and the limiting block 4. The fixing structure 3 is provided with a fixing groove 30 adapted to the size of the cannula 7. The fixing groove 30, the support block 2, and the limiting block 4 are located on the same straight line, and the radial movement of the cannula 7 is restricted by the fixing groove 30. An adjustment groove 10 is provided on the base 1, and the limiting block 4 is movably fixed in the adjustment groove 10. The position of the limiting block 4 in the adjustment groove 10 is adjusted according to the length of the cannula 7 to adapt to different models of cannsula 7.

[0031] like Figures 8-9 As shown, the fixing structure 3 includes a main fixing block 31 and a secondary fixing block 32. The main fixing block 31 and the secondary fixing block 32 are mounted on the base 1. The main fixing block 31 has a fixing groove 30, and the secondary fixing block 32 is located on the side of the main fixing block 31 where the fixing groove 30 is located. The main fixing block 31 and the secondary fixing block 32 form the two side walls of the fixing groove 30. The snake-bone part of one end of the sleeve is placed and fixed in the fixing groove 30. The two side walls of the fixing groove 30 have protrusion grooves 33. The size of the protrusion grooves 33 matches the protrusion 9, which facilitates the fixing of the sleeve 7 and the loading and unloading of materials. The secondary fixing block 32 has a limit block 34 on the side near the fixing seat. The limit block 34 contacts the positioning protrusion 65 and is used to position the fixing seat 62.

[0032] The forming mechanism includes a cylinder mechanism 5 and an extrusion forming part 6. The cylinder mechanism 5 and the extrusion forming part 6 are mounted on the base 1. The output end of the cylinder mechanism 5, the extrusion forming part 6, and the fixing groove 30 are located on the same straight line. The extrusion forming part 6 is arranged opposite to the limiting block 4. The axial movement of the sleeve 7 is restricted by the cooperation between the extrusion forming part 6 and the limiting block 4.

[0033] The cylinder mechanism 5 includes a cylinder 50, a fixed clamping plate 51, and a cylinder push rod 52. The cylinder 50 is mounted on the base 1. The output end of the cylinder 50 is provided with a fixed clamping plate 51. The fixed clamping plate 51 is provided on the fixed clamping plate 51. The cylinder push rod 52 has a tapered front end and is aligned with the extruded part 6.

[0034] like Figures 4-7As shown, the extrusion 6 includes a convex molding piece 60, a positioning sleeve 61, and a fixing seat 62. The fixing seat 62 is arranged on the base 1, and the positioning sleeve 61 is arranged on the fixing seat 62. The outer diameter of the positioning sleeve 61 matches the inner diameter of the sleeve 7. The positioning sleeve 61 is arranged opposite to the limiting block 4, and the axial movement of the sleeve 7 is limited by the cooperation between the positioning sleeve 61 and the limiting block 4. The convex molding piece 60 is arranged in the positioning sleeve 61. Three molding lugs 63 are uniformly arranged on the outer side of the convex molding piece 60. Each molding lug 63 corresponds to a snake bone 8. A molding hole 64 is arranged on the side of the positioning sleeve 61. The position of the molding hole 64 corresponds to the position of the molding lug 63. The positioning sleeve 61 limits the axial movement of the convex molding piece 60, that is, the axial movement of the molding lug 63. The cylinder rod 52 is aligned with the positioning sleeve 61. A sliding groove 53 is arranged on one side of the cylinder rod 52. The size of the sliding groove 53 matches the size of the convex molding piece 60. The cylinder rod 52 moves axially in the positioning sleeve 61 by the cylinder 50, so that the convex molding piece 60 enters the sliding groove 53. The molding lug 63 protrudes from the side of the positioning sleeve 61 where the molding hole 64 is located, so that the molding lug 63 moves radially in the snake bone 8 part of the sleeve 7.

[0035] A positioning lug 65 is arranged on the outer side of the convex molding piece 60. A positioning hole 66 is arranged at the position corresponding to the positioning lug 65 in the positioning sleeve 61. The positioning lug 65 protrudes from the side of the positioning sleeve 61 where the positioning hole 66 is located. The installation position of the convex molding piece 60 in the positioning sleeve 61 is positioned by the cooperation between the positioning lug 65 and the positioning hole 66.

[0036] As shown in Figure 11 , a convex molding method for an ultrasonic knife sleeve snake bone guide wire is provided. The steps are as follows:

[0037] (1) Place the convex molding piece 60 in the positioning sleeve 61. Insert the positioning lug 65 into the positioning hole 66. Incline the convex molding piece 60 in the positioning sleeve 61, as shown in Figure 10 .

[0038] (2) According to the length of the sleeve 7 to be processed, move the limiting block 4 in the adjusting groove 10 to the appropriate position and fix it. Place the sleeve 7 on the support block 2. The tail end of the sleeve 7 abuts against the limiting block 4. The snake bone 8 part of the head of the sleeve 7 is placed in the fixing groove 30. The positioning sleeve 61 is inserted into the snake bone 8 part. The support block 2 and the fixing groove 30 limit the radial movement of the sleeve 7. The limiting block 4 and the positioning sleeve 61 limit the axial movement of the sleeve 7.

[0039] (3) the cylinder 50 is started, the fixed clamping plate 51 at the output end of the cylinder 50 drives the cylinder top rod 52 to stretch forward, the cylinder top rod 52 is inserted into the positioning sleeve 61, in the process of stretching forward of the cylinder top rod 52, the convex molding piece 60 enters the sliding groove 53 of the cylinder top rod 52, the cylinder top rod 52 gradually changes the convex molding piece 60 from the inclined state to the vertical state, the three molding lugs 63 on the outer side of the convex molding piece 60 gradually protrude from the corresponding positioning sleeve 61 side from the molding hole 64, and the three molding lugs 63 extrude and form the corresponding positions on the part of the snake bone 8;

[0040] (4) when the cylinder top rod 52 stops stretching forward, each molding lug 63 forms a convex 9 on the corresponding part of the snake bone 8, and the molding of the sleeve snake bone wire convex is completed; the cylinder 50 drives the cylinder top rod 52 to reset, in the process of resetting of the cylinder top rod 52, the radial pressure received by the convex molding piece 60 gradually decreases, the convex molding piece 60 gradually recovers from the vertical state to the inclined state, and the molding lug 63 is separated from the corresponding part of the snake bone 8;

[0041] (5) after the cylinder top rod 52 is completely reset, the moving limiting block 4 is moved, the sleeve 7 is taken off from the positioning sleeve 61, and the fixed slot 30 is moved out, as shown in the drawing, a piece of sleeve 7 to be processed is taken off, and steps (2)-(4) are repeated. Figure 12

[0042] The foregoing description of specific exemplary embodiments of the present application is intended to be illustrative only and is not intended to limit the present application to the precise forms described. Many modifications and variations are possible in light of the above teachings without departing from the spirit or essential characteristics of the present application. The exemplary embodiments are chosen and described in order to explain the principles of the present application and its practical application and to allow others skilled in the art to understand the present application for various exemplary embodiments with various modifications as are suited to the particular use contemplated. The scope of the present application is intended to be defined by the claims and their equivalents.​

Claims

1. An ultrasonic knife sleeve serpentine wire bulge forming tool, characterized in that: The utility model provides a kind of sleeve forming device, including support fixed mechanism, forming mechanism;The support fixed mechanism includes base, and support block, fixed structure, limiting block being set on base, support block is set between fixed structure and limiting block, fixed groove that is adapted to the size of sleeve is set in fixed structure, fixed groove, support block, limiting block are located on the same straight line, limit sleeve radial movement by fixed groove;The forming mechanism includes cylinder mechanism, extrusion forming piece, cylinder mechanism, extrusion forming piece are set on base, cylinder mechanism output end, extrusion forming piece, fixed groove are located on the same straight line, extrusion forming piece is oppositely arranged with limiting block, limit sleeve axial movement by extrusion forming piece and limiting block cooperation;Extrusion forming piece side is provided with forming boss, and the outer diameter of extrusion forming piece cooperates with the inner diameter of sleeve, is moved in the radial direction of the serpentine portion of sleeve by the forming boss that is driven by cylinder mechanism output end, and the side of serpentine portion is extruded to form convex by forming boss.

2. The ultrasonic knife sleeve serpentine wire bump forming tooling of claim 1, wherein: The cylinder mechanism includes cylinder, fixed clamping plate, cylinder top rod, cylinder is set on base, cylinder output end is provided with fixed clamping plate, fixed clamping plate is provided with cylinder top rod, the front end of cylinder top rod is conical structure, and cylinder top rod is aligned with extrusion forming piece.

3. The ultrasonic knife sleeve serpentine wire bump forming tooling of claim 2, wherein: The extrusion forming piece includes convex forming piece, positioning sleeve, fixed seat, fixed seat is set on base, fixed seat is provided with positioning sleeve, the outer diameter of positioning sleeve cooperates with the inner diameter of sleeve, positioning sleeve is oppositely arranged with limiting block, limit sleeve axial movement by positioning sleeve and limiting block cooperation;Positioning sleeve is provided with convex forming piece, and the outer side of convex forming piece is uniformly provided with forming boss, each forming boss corresponds to a section of serpentine, forming hole is formed in the side of positioning sleeve, and the position of forming hole corresponds to the position of forming boss, and positioning sleeve limits the movement of convex forming piece in the axial direction, i.

4. The ultrasonic knife sleeve serpentine wire bump forming tooling of claim 3, wherein: The outer side of convex forming piece is provided with positioning boss, and positioning sleeve is provided with positioning hole at the position corresponding to positioning boss, and positioning boss protrudes from the side of positioning sleeve where positioning hole is located.

5. The ultrasonic knife sleeve serpentine wire bump forming tooling of claim 4, wherein: The fixed structure includes main fixed block and auxiliary fixed block, and the main fixed block and the auxiliary fixed block are arranged on the base.

6. The ultrasonic knife sleeve serpentine wire bump forming tooling of claim 5, wherein: The auxiliary fixed block is provided with a limiting block on the side close to the fixed seat, and the limiting block is in contact with the positioning boss.

7. The ultrasonic knife sleeve serpentine wire bump forming tooling of claim 5, wherein: The two side walls of the fixed groove are provided with convex grooves, and the size of the convex grooves cooperates with the convex.

8. The ultrasonic knife sleeve serpentine wire bump forming tooling of claim 5, wherein: The base is provided with an adjusting groove, and the limiting block is movably fixed in the adjusting groove.

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