CN211027913U - Riveting structure and riveting device of sewing needle - Google Patents
Riveting structure and riveting device of sewing needle Download PDFInfo
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- CN211027913U CN211027913U CN201921517630.0U CN201921517630U CN211027913U CN 211027913 U CN211027913 U CN 211027913U CN 201921517630 U CN201921517630 U CN 201921517630U CN 211027913 U CN211027913 U CN 211027913U
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Abstract
The utility model relates to a riveting structure, riveting device of sewing needle. The riveting structure comprises a movable edge type unit and a fixed edge type unit arranged opposite to the movable edge type unit. The riveting device of the sewing needle comprises a bottom plate, a power mechanism, a riveting adjusting mechanism and a power mechanism. Use the utility model discloses can realize the disposable stamping forming of riveting of sewing needle, need not the secondary upset, the riveting time shortens, and output improves.
Description
Technical Field
The utility model relates to a sewing needle processing technology field, especially a riveting structure, riveting device of sewing needle.
Background
At present, when a needle-containing medical suture manufacturer processes a non-destructive needle-containing medical suture, a front end die of riveting operation of used common riveting equipment is two semicircular blade shapes with 1/2 radians, and the joint of needles and threads is in a circular or elliptical shape after riveting. The common riveting equipment can not accurately rivet the needle-thread joint, is easy to have the problems of extrusion deviation, thread breakage, burrs and the like, and can not well distinguish the distance between the needle hole of the needle tail and the thread head by naked eyes. And needs to be turned over for 2 times to be riveted and firm. The production efficiency is low, and the labor cost is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a riveting structure of a suture needle, which comprises a movable blade unit and a fixed blade unit arranged opposite to the movable blade; the movable edge type unit can move towards the fixed edge type unit under the action of the outside, and the opposite ends of the movable edge type unit and the fixed edge type unit can enclose a rectangular processing area for accommodating the needle tail of the sewing needle; one part of the end part of the fixed blade type unit protrudes forwards to form a needle tail bearing part; the needle tail bearing part is the bottom of the rectangular processing area.
Further, the movable blade unit includes a first blade, and a second blade disposed below the first blade, the second blade being movable to a position contacting the fixed blade unit.
Further, the fixed blade unit comprises a third blade and a fourth blade arranged below the third blade, the second blade can move to a position contacting with the fixed blade unit, and the end part of the fourth blade is protruded forwards to form the bottom of the rectangular processing area.
A sewing needle riveting device comprises a bottom plate, a power mechanism, a riveting adjusting mechanism and a power mechanism;
the bottom plate bears the riveting adjusting mechanism, the power mechanism and the riveting mechanism;
the power mechanism comprises a power supply, a motor, a transformer, a first switch and a second switch; the first switch is used for controlling the electrification of the whole device; the second switch is used for controlling the electrification of the motor; the motor is connected with the output end of the transformer; a transmission shaft of the motor is connected with a rotating head of the riveting adjusting mechanism;
the riveting adjusting mechanism comprises a shell, a tension spring adjusting part, a rotating head, an upper connecting rod, a lower connecting rod, an upper groove, a lower groove, a transmission shaft and a tension spring, wherein the rotating head, the upper connecting rod, the lower connecting rod, the upper groove, the lower groove, the transmission shaft and the tension spring are arranged in the shell; wherein:
the upper connecting rod is positioned above the lower connecting rod, and the upper groove is positioned below the lower groove; the upper connecting rod is arranged in the upper groove and can move along the length direction of the upper groove; the lower connecting rod is arranged in the lower groove and can move along the length direction of the lower groove; the upper connecting rod and the lower connecting rod are respectively and correspondingly provided with a spring piece;
the rotating head can sequentially extrude the head end of the upper connecting rod and the head end of the lower connecting rod in the process of rotating along with the transmission shaft;
the first blade type is fixed at the tail end of the upper connecting rod; the second blade is fixed at the tail end of the lower connecting rod;
the tension spring adjusting part comprises a pressing part and an extending part fixed together with the lower end of the pressing part; the lower part of the pressing part is clamped in a through hole on the shell, the extension part is positioned in the shell and connected to the upper end of the tension spring, and the lower end of the tension spring is provided with a blade; the tension spring and the extension part are arranged on the same straight line, and the whole body is obliquely arranged towards the side direction of the riveting mechanism from the upper end of the extension part;
the body of rod of lower connecting rod is provided with continuous sawtooth, the shape and the sawtooth of blade coincide, can block in the sawtooth.
Furthermore, the second switch is a foot switch, and the power mechanism further comprises a pedal plate, wherein the pedal plate controls the foot switch.
Further, the device also comprises an observation mechanism, wherein the observation mechanism comprises a support table, a microscope, a slide bar, a first knob and a second knob;
the slide bar penetrates through the support table and is vertically arranged in front of the microscope, and the first knob can adjust the position of the slide bar on the support table;
the microscope is positioned above the riveting structure, and at least a rectangular processing area surrounded by the riveting structure is positioned in an observation area of the microscope; the microscope is characterized in that a sleeve joint part is arranged below the microscope, the sleeve joint part is sleeved on the slide bar, and the sleeve joint part can move up and down along the slide bar by rotating the second knob, so that the microscope can move.
Further, the riveting device further comprises an illuminating mechanism, wherein the illuminating mechanism is arranged between the riveting mechanism and the microscope and used for illuminating an observation area of the microscope after being electrified.
Furthermore, the illumination mechanism is fixed at the lower end of the microscope and is a lamp source with brightness controlled by a knob.
The utility model has the advantages that:
the utility model discloses main work area has enclosed into rectangle processing region by activity sword type unit and fixed unit constitute jointly, and the backshank can disposable stamping forming, need not 2 upsets, has shortened the riveting time, and output improves 1 doubly at least. Moreover, after the microscope is additionally arranged, the whole process visualization of the riveting process is achieved, and the processing specification is diversified and refined. And the needle tail junction becomes square, and the needle and line fall difference value is littleer, more accords with mechanical kinetic energy, improves the tissue trafficability characteristic, also becomes more firm, can not break away from. The doctor does not worry about the suture. Reduce the risk of needle and thread separation and greatly improve the operation quality of doctors.
Drawings
Fig. 1 is a schematic view of a riveting structure with a needle tail placed.
FIG. 2 is a schematic view of a needle riveting device.
Fig. 3 is a schematic diagram of the impact during the rotation of the spin head.
In the figure: 1. the microscope comprises a microscope, 2, an illuminating mechanism, 3, a second knob, 4, a sleeve joint part, 5, a sliding rod, 6, a first knob, 7, a pressing part, 8, a transformer mounting part, 9, a second switch, 10, a transmission shaft mounting part, 11, a pedal, 12, a first edge type, 13, a second edge type, 14, a third edge type, 15, an upper connecting rod, 16, a lower connecting rod, 17, a fourth edge type, 18, a shell, 19 and a rotating head.
Detailed Description
The utility model provides a riveting structure, riveting device of needle tail. The following are described separately.
Riveting structure
The utility model discloses at first provide a riveted structure who is fit for square needle tail. The riveting structure utilizes the extrusion forming principle and comprises a movable edge type unit and a fixed edge type unit which is arranged opposite to the movable edge type unit. Blade-type refers to a member having a blade-shaped end that is machined from a relatively dense, hard material, such as metal.
The movable edge type unit can move towards the fixed edge type unit under the action of external pushing force, and the opposite ends of the movable edge type unit and the fixed edge type unit can enclose a rectangular processing area for accommodating the needle tail of the sewing needle. Preferably, in order to ensure that the position of the needle tail can be determined before processing, and processing is convenient, a part of the end part of the fixed-blade unit protrudes forwards to form a needle tail bearing part; the needle tail bearing part is the bottom of the rectangular processing area. The forwardly projecting portion may be a portion below the upper portion of the end of the fixed-blade unit, particularly, a middle-lower position. The setting of the middle-lower position can give a larger adjustment range to the focal length of the microscope 1 described later. The rectangle here does not limit the rectangle and the square.
As shown in fig. 1, in particular, the movable-edge type unit may be configured as: the movable blade unit comprises a first blade 12 and a second blade 13 arranged below the first blade 12, and the second blade 13 can move to a position contacting with the fixed blade unit, especially the needle tail bearing part.
Specifically, the fixed blade type unit comprises a third blade type 14 and a fourth blade type 17 arranged below the third blade type 14, the second blade type 13 can move to a position contacting with the fixed blade type unit, and the end part of the fourth blade type 17 protrudes forwards to form the bottom of a rectangular processing area. Of course, the fixed-blade unit may be constructed to include only one blade, but it should also have at least a needle tail receiving portion and may form a rectangular processing area with the movable-blade unit.
The use method of the mechanism comprises the following steps: the needle tail is placed on the needle tail bearing part, a rectangular opening area is formed in the process that the movable edge type unit impacts the needle tail bearing part, and the needle tail is extruded to be rectangular at the moment of impact.
Second, the riveting device of the sewing needle
As shown in FIG. 2, the needle riveting device comprises a base plate, a power mechanism, the riveting mechanism and a riveting adjusting mechanism.
The bottom plate is used for bearing the riveting adjusting mechanism, the power mechanism and the riveting mechanism.
The power mechanism is used for providing power for the movement of the movable edge type unit. It comprises a power supply, a motor, a transformer, a first switch and a second switch 9; the first switch is used for controlling the electrification of the whole device; the second switch 9 is used for individually controlling the energization of the motor; the motor is connected with the output end of the transformer; the transmission shaft of the motor is connected with a rotating head 19 of the riveting adjusting mechanism. The transformer is provided in the transformer mounting part 8 shown in fig. 2. The propeller shaft is disposed in a propeller shaft mounting portion 10 shown in fig. 2.
The riveting adjusting mechanism comprises a shell 18, a tension spring adjusting part, a rotating head 19 arranged in the shell 18, an upper connecting rod 15, a lower connecting rod 16, an upper groove, a lower groove, a transmission shaft and a tension spring. Wherein:
the upper connecting rod 15 is positioned above the lower connecting rod 16, and the upper groove is positioned below the lower groove; the upper connecting rod 15 is arranged in the upper groove and can move along the length direction of the upper groove; the lower connecting rod 16 is arranged in the lower groove and can move along the length direction of the lower groove; in order to realize that the connecting rod can return to the original position after being impacted, the upper connecting rod 15 and the lower connecting rod 16 are respectively and correspondingly provided with a spring leaf. The first blade 12 is fixed at the tail end of the upper connecting rod 15; the second blade 13 is fixed to the end of the lower link 16.
As shown in fig. 3, the rotary head 19 can sequentially press the head end of the upper connecting rod 15 and the head end of the lower connecting rod 16 while rotating with the drive shaft. Preferably, the rotating head 19 of this embodiment is an oval sheet material, which is fixed to the transmission shaft near one end of the major axis, and the other end and the adjacent portion of the sheet material are impacted with the head end of the upper connecting rod 15 and the head end of the lower connecting rod 16. The mode realizes long moment, saves more labor and controls the impact force more easily.
The tension spring adjusting part is used for adjusting the extension and retraction of the spring and comprises a pressing part 7 and an extension part fixed together with the lower end of the pressing part 7. The lower part of the pressing part 7 is clamped in a through hole on the shell 18, the extension part is positioned in the shell 18 and connected to the upper end of a tension spring, and the lower end of the tension spring is provided with a blade. The body of rod of lower connecting rod 16 is provided with continuous sawtooth, the shape of blade is coincide with the sawtooth, can block in the sawtooth.
The tension spring and the extension part are arranged on the same straight line, and the whole part of the tension spring and the extension part is inclined towards the riveting mechanism from the upper end of the extension part. When the lower connecting rod 16 returns to the ideal position under the action of the spring piece, the pressing part 7 can be pressed down timely to push the blade to be clamped in the corresponding sawtooth. When the pressing part 7 is lifted, the blade is withdrawn from the saw teeth, and the lower link 16 returns to the original position.
Further, the second switch 9 is a foot switch. The power mechanism further comprises a pedal 11, and the pedal 11 controls a pedal switch, so that an operator can work conveniently by matching hands and feet.
Further, in order to realize clear observation backshank course of working, the utility model discloses observation mechanism has still been set up, observation mechanism is located riveting mechanism top, and it includes that the position is fixed in brace table, microscope 1, slide bar 5, first knob 6, the second knob 3 of riveting mechanism top.
The microscope 1 is positioned above the riveting structure, and at least a rectangular processing area surrounded by the riveting structure is positioned in an observation area of the rectangular processing area; the microscope 1 is provided with a sleeve joint part 4 below, the sleeve joint part 4 is sleeved on the slide bar 5, and the sleeve joint part 4 can move up and down along the slide bar 5 by rotating the second knob 3, so that the microscope 1 can move.
The microscope 1 is preferably a binocular microscope, and has high resolution, so that an operator can clearly see the butt joint degree of the tail hole and the thread end of the needle.
Further, the device further comprises an illuminating mechanism 2, wherein the illuminating mechanism 2 is arranged between the riveting mechanism and the microscope 1 and is used for illuminating an observation area of the microscope 1 after being electrified. For the convenience of adjustment, the illumination mechanism 2 is preferably fixed at the lower end of the microscope 1 and is a lamp source with brightness controlled by a knob. The knob for controlling the brightness is the prior art and is not described in detail.
The whole process of needle tail processing by the present apparatus will be described below. The method comprises the following steps:
s1: turning on a power supply and a first switch, electrifying the device, and placing the needle tail to be processed on the needle tail bearing part;
s2: the second switch 9 is turned on, the transmission shaft of the motor rotates once when the pedal 11 is stepped once, and the rotating head 19 rotates once to impact the tail end of the upper connecting rod 15 and the tail end of the lower connecting rod 16;
s3: the movable edge type unit moves towards the fixed edge type unit, a rectangular processing area for containing the needle tail is formed by the movable edge type unit and the fixed edge type unit in a surrounding mode, and the needle tail is extruded to be square. The step may specifically be:
s3.1: the rotating head 19 collides with the head end of the upper connecting rod 15, and the upper connecting rod 15 moves towards the direction of the fixed blade shape to extrude the upper side of the needle tail;
s3.2: the rotating head 19 continues to rotate and collides with the head end of the lower connecting rod 16, and the lower connecting rod 16 moves towards the direction of the fixed blade shape to extrude one side of the needle tail;
s3.3: the needle tail is riveted into a square shape.
It should be understood that the above-mentioned process may further include the steps of observing by the microscope 1, adjusting the brightness of the light source, adjusting the position of the microscope 1, adjusting the position of the blade engaging, and other working steps that may be included may be unambiguously determined by those skilled in the art according to the technical concept of the present invention and the matching relationship between the components.
Claims (9)
1. The riveting structure of the sewing needle is characterized by comprising a movable blade unit and a fixed blade unit which is arranged opposite to the movable blade; the movable edge type unit can move towards the fixed edge type unit under the action of the outside, and the opposite ends of the movable edge type unit and the fixed edge type unit can enclose a rectangular processing area for accommodating a needle tail; one part of the end part of the fixed blade type unit protrudes forwards to form a needle tail bearing part; the needle tail bearing part is the bottom of the rectangular processing area.
2. The riveting structure of a sewing needle according to claim 1, wherein the movable blade unit comprises a first blade and a second blade disposed below the first blade, the second blade being movable to a position contacting the fixed blade unit.
3. The caulking structure of a suture needle according to claim 2, wherein the fixed blade unit comprises a third blade and a fourth blade disposed under the third blade, the second blade is movable to a position contacting the fixed blade unit, and an end of the fourth blade is protruded forward to form a bottom of the rectangular processing area.
4. A suturing needle riveting device, comprising a bottom plate, a power mechanism, the riveting mechanism as claimed in claim 2, and a riveting adjusting mechanism;
the bottom plate bears the riveting adjusting mechanism, the power mechanism and the riveting mechanism;
the power mechanism comprises a power supply, a motor and a transformer; the motor is connected with the output end of the transformer; a transmission shaft of the motor is connected with a rotating head of the riveting adjusting mechanism;
the riveting adjusting mechanism comprises a shell, a tension spring adjusting part, a rotating head, an upper connecting rod, a lower connecting rod, an upper groove, a lower groove, a transmission shaft and a tension spring, wherein the rotating head, the upper connecting rod, the lower connecting rod, the upper groove, the lower groove, the transmission shaft and the tension spring are arranged in the shell; wherein:
the upper connecting rod is positioned above the lower connecting rod, and the upper groove is positioned below the lower groove; the upper connecting rod is arranged in the upper groove and can move along the length direction of the upper groove; the lower connecting rod is arranged in the lower groove and can move along the length direction of the lower groove; the upper connecting rod and the lower connecting rod are respectively and correspondingly provided with a spring piece;
the rotating head can sequentially extrude the head end of the upper connecting rod and the head end of the lower connecting rod in the process of rotating along with the transmission shaft;
the first blade type is fixed at the tail end of the upper connecting rod; the second blade is fixed at the tail end of the lower connecting rod;
the tension spring adjusting part comprises a pressing part and an extending part fixed together with the lower end of the pressing part; the lower part of the pressing part is clamped in a through hole on the shell, the extension part is positioned in the shell and connected to the upper end of the tension spring, and the lower end of the tension spring is provided with a blade; the tension spring and the extension part are arranged on the same straight line, and the whole part of the tension spring and the extension part is obliquely arranged towards the riveting mechanism from the upper end of the extension part;
the body of rod of lower connecting rod is provided with continuous sawtooth, the shape and the sawtooth of blade coincide, can block in the sawtooth.
5. The needle riveting apparatus of claim 4, further comprising a second switch, the second switch being a foot pedal for controlling the motor to energize, the power mechanism further comprising a foot pedal, the foot pedal controlling the foot pedal.
6. The needle riveting apparatus of claim 4 or 5, further comprising a viewing mechanism comprising a support platform, a microscope, a slide bar, a first knob, a second knob;
the slide bar penetrates through the support table and is vertically arranged in front of the microscope, and the first knob can adjust the position of the slide bar on the support table;
the microscope is positioned above the riveting structure, and at least a rectangular processing area surrounded by the riveting structure is positioned in an observation area of the microscope; the microscope is characterized in that a sleeve joint part is arranged below the microscope, the sleeve joint part is sleeved on the slide bar, and the sleeve joint part can move up and down along the slide bar by rotating the second knob, so that the microscope can move.
7. The needle riveting apparatus of claim 6, further comprising an illumination mechanism disposed between the riveting mechanism and the microscope for illuminating the viewing area of the microscope upon energization.
8. The needle riveting apparatus of claim 7, wherein the illumination mechanism is affixed to the lower end of the microscope and is a light source that is turned on a knob to control the intensity of the light.
9. The needle riveting apparatus of claim 4, further comprising a first switch for controlling the energization of the entire apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921517630.0U CN211027913U (en) | 2019-09-12 | 2019-09-12 | Riveting structure and riveting device of sewing needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921517630.0U CN211027913U (en) | 2019-09-12 | 2019-09-12 | Riveting structure and riveting device of sewing needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211027913U true CN211027913U (en) | 2020-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921517630.0U Active CN211027913U (en) | 2019-09-12 | 2019-09-12 | Riveting structure and riveting device of sewing needle |
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| Country | Link |
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| CN (1) | CN211027913U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110508729A (en) * | 2019-09-12 | 2019-11-29 | 李志永 | A kind of riveting mechanism of sewing needle, riveting device and its working method |
-
2019
- 2019-09-12 CN CN201921517630.0U patent/CN211027913U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110508729A (en) * | 2019-09-12 | 2019-11-29 | 李志永 | A kind of riveting mechanism of sewing needle, riveting device and its working method |
| CN110508729B (en) * | 2019-09-12 | 2024-05-17 | 李志永 | Riveting mechanism and riveting device of suture needle and working method of riveting mechanism and riveting device |
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