CN216967419U

CN216967419U - Scalpel feeding device

Info

Publication number: CN216967419U
Application number: CN202220445611.7U
Authority: CN
Inventors: 邓立新; 谢美华; 杨建坤; 朱炬波
Original assignee: Changsha Jielite Automation Equipment Co ltd
Current assignee: Hunan Zhongwei Intelligent Manufacturing Co ltd
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-07-15
Anticipated expiration: 2032-03-02

Abstract

The utility model discloses a scalpel feeding device, which comprises a four-axis feeding mechanism and a clamping mechanism, wherein the four-axis feeding mechanism comprises: the four-axis feeding mechanism is used for feeding the scalpel on an X axis, a Y axis, a Z axis and an R axis; the clamping mechanism is fixedly arranged on the four-axis feeding mechanism and used for fixing and clamping the scalpel; the clamping mechanism comprises a fine adjustment component arranged on an output shaft of the four-shaft feeding mechanism, an ER jacket component arranged at one end of the fine adjustment component and a clamping and positioning component arranged above the ER jacket component; the clamping and positioning assembly comprises an electron microscope and an electron microscope display screen, wherein the electron microscope and the electron microscope display screen are arranged towards the ER jacket assembly in a vertical mode; the clamping and positioning assembly is used for centering the center of the scalpel and the rotating center of the output shaft of the feeding device; the fine adjustment assembly comprises a Y-axis eccentric adjustment assembly and a Z-axis eccentric adjustment assembly; the ER jacket assembly is used for stably clamping the scalpel. The utility model has high feeding precision and high automation degree.

Description

Scalpel feeding device

Technical Field

The utility model relates to the technical field of mechanical manufacturing, in particular to a scalpel feeding device.

Background

The medical scalpel blade is a tool commonly used for operations of patients in hospitals, and the commonly used medical scalpel is a detachable scalpel and is divided into a blade part and a scalpel handle part; various scalpels and blades are used according to the purpose of surgery, the shape and size of the incision. The surgical knife has various types, and can be divided into a circular knife, a curved knife, a ball-end knife, a triangular knife and the like according to the shape of a knife edge, and the surgical knife belongs to consumables and has large demand.

The utility model relates to a scalpel for cataract surgery, which is made of precious stone, the grinding processing of the cutting edge of a blade is complex, and because the blades are various, most of the edging methods in the prior art are manual edging, the efficiency is low, the labor intensity is high, and the application requirements can not be met.

The scalpel is large in machining deviation, asymmetric and large in grinding difficulty, four faces and the sharpness of a tool nose need to be machined to a specified size, and the precision requirement is high. In the prior art, manual processing and grinding are adopted, the processing efficiency is low, the manual technology is uneven, the ground scalpel is good or bad, and the scrappage of raw materials is high. There is therefore a need for a surgical grinder that addresses the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a scalpel feeding device, which is used for precisely feeding a scalpel in the directions of a Z axis, a Y axis, a Z axis and an R axis and solves the problems of large processing deviation, asymmetrical grinding after installation and low grinding precision of the existing scalpel.

In order to achieve the above object, the present invention provides a scalpel feeding device, comprising a four-axis feeding mechanism and a clamping mechanism:

the four-axis feeding mechanism is used for feeding the scalpel in an X axis, a Y axis, a Z axis and an R axis;

the clamping mechanism is fixedly arranged on the four-axis feeding mechanism and used for fixing and clamping the scalpel; the clamping mechanism comprises a fine adjustment component arranged on an output shaft of the four-shaft feeding mechanism, an ER jacket component arranged at one end of the fine adjustment component and a clamping and positioning component arranged above the ER jacket component;

the clamping and positioning assembly comprises an electron microscope and an electron microscope display screen, wherein the electron microscope and the electron microscope display screen are arranged towards the ER jacket assembly in a vertical mode; the clamping and positioning assembly is used for centering the center of the scalpel and the rotating center of the output shaft of the feeding device; the fine adjustment assembly comprises a Y-axis eccentric adjustment assembly and a Z-axis eccentric adjustment assembly; the ER jacket assembly is used for stably clamping the scalpel.

Preferably, the Y-axis eccentric adjusting assembly comprises a Y-axis micrometer and a Y-axis eccentric adjusting knob, and the Y-axis eccentric adjusting assembly is used for adjusting the scalpel in the Y-axis direction; the Z-axis eccentricity adjusting assembly comprises a Z-axis micrometer and a Z-axis eccentricity adjusting knob, and the Z-axis eccentricity adjusting assembly is used for adjusting the scalpel in the Z-axis direction.

Preferably, the ER collet assembly comprises: the cutter limiting rod is connected with the fine adjustment assembly, the ER clamp is arranged on the cutter limiting rod, one end of the cutter limiting rod is abutted to the scalpel and used for limiting the scalpel.

Preferably, a water baffle is arranged between the ER jacket assembly and the fine adjustment assembly.

Preferably, the feeding device comprises an X-axis feeding servo module, a Y-axis feeding servo module, a Z-axis feeding servo module and an R-axis feeding servo module.

Preferably, the Y-axis feeding servo module comprises a Y guide rail arranged along a Y axis, a Y slider arranged on the Y guide rail, and a Y driving mechanism for driving the Y slider to move along the Y guide rail;

the Z-axis feeding servo module comprises a Z guide rail arranged on the Y slide block along a Z axis, a Z slide block arranged on the Z guide rail and a Z driving mechanism for driving the Z slide block to move along the Z guide rail; the X-axis feeding servo module comprises an X guide rail arranged on the Z slide block along an X axis, an X slide block arranged on the X guide rail and an X driving mechanism for driving the X slide block to move along the X guide rail;

the R-axis feeding servo module comprises a driving motor arranged on the X sliding block, and an output shaft of the driving motor is arranged in parallel with the X axis;

the clamping mechanism is arranged on an output shaft of the driving motor.

Preferably, the device also comprises photoelectric sensors arranged at two ends of the X guide rail, the Y guide rail and the Z guide rail and induction pieces arranged on the X slide block, the Y slide block and the Z slide block.

Has the advantages that:

the utility model provides a scalpel feeding device which comprises a four-axis feeding mechanism and a clamping mechanism, wherein one end of a scalpel is aligned with the clamping mechanism, the narrow edge of a knife edge is parallel to the scale of an electron microscope, and a Y-axis micrometer is adjusted to enable the center of the knife edge to be aligned with a rotation center; the R shaft is rotated by 90 degrees, and the Y-axis micrometer is adjusted to enable the center of the cutting edge to be aligned with the rotation center. The center of the scalpel is centered for many times by observing through an electron microscope, and the four edge surfaces of the scalpel are ground; after the grinding materials on the surface of the scalpel are cleaned, the feeding device continues to operate until the polishing assembly polishes to a specified size. And (4) inspecting the smoothness of 4 knife surfaces and the sharpness of a knife tip by using an electron microscope after the grinding is finished, taking down the scalpel, and continuing the next cycle.

According to the scalpel feeding device, the Y-axis eccentric adjusting assembly and the Z-axis eccentric adjusting assembly are arranged to precisely adjust the positioning of the scalpel, and the clamping assembly is used for stably fixing the scalpel, so that deflection is prevented, and the scalpel is precisely machined.

Drawings

FIG. 1 is a perspective view of a scalpel feeding device of the present invention;

FIG. 2 is a schematic structural view of the clamping mechanism of the present invention;

FIG. 3 is a cross-sectional view of the embodiment of FIG. 2;

FIG. 4 is a schematic structural view of a scalpel;

the device comprises a 10-four-axis feeding mechanism, a 11-X-axis feeding servo module, a 12-Y-axis feeding servo module, a 13-Z-axis feeding servo module, a 14-R-axis feeding servo module, a 141-driving motor, a 20-clamping mechanism, a 21-fine adjustment assembly, a 211-Y-axis eccentric adjustment assembly, a 211 a-Y-axis micrometer, a 211 b-Y-axis eccentric adjustment knob, a 212-Z-axis eccentric adjustment assembly, a 212 a-Z-axis micrometer, a 212 b-Z-axis eccentric adjustment knob, a 22-ER clamping sleeve assembly, a 221-cutter limiting rod, a 222-ER clamp, a 23-clamping positioning assembly, a 24-water baffle and a 30-scalpel.

Detailed Description

The present invention will be described in detail with reference to specific examples. The following examples will aid those skilled in the art in further understanding the present invention, but are not intended to limit the utility model in any manner. It should be noted that variations and modifications can be made by persons skilled in the art without departing from the spirit of the utility model. All falling within the scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a scalpel feeding device, including a four-axis feeding mechanism 10 and a clamping mechanism 20: the four-axis feeding mechanism 10 is used for feeding the scalpel 30 in an X axis, a Y axis, a Z axis and an R axis, so as to realize feeding for processing four knife blade surfaces and knife tips of the scalpel 30, and the four-axis feeding mechanism 10 drives the scalpel 30 to perform multi-stage processing and grinding. The clamping mechanism 20 is fixedly arranged on the four-axis feeding mechanism 10 and used for fixing and clamping the scalpel 30; the clamping mechanism 20 meets the tolerance of the scalpel 30 during processing, and deflection is prevented. The clamping mechanism 20 comprises a fine adjustment component 21 arranged on an output shaft of the feeding device, an ER jacket component 22 arranged at one end of the fine adjustment component 21 and a clamping and positioning component 23 arranged above the ER jacket component 22; the clamping and positioning assembly 23 comprises an electron microscope and an electron microscope display screen which face the ER jacket assembly 22 and are vertically arranged; the clamping and positioning mechanism is used for centering the center of the scalpel 30 and the rotation center of the output shaft of the four-shaft feeding mechanism 10; the fine adjustment assembly 21 comprises a Y-axis eccentricity adjustment assembly 211 and a Z-axis eccentricity adjustment assembly 212; the ER collet assembly 22 is used for stably clamping the scalpel 30.

In the present embodiment, referring to fig. 2, the Y-axis eccentricity adjusting assembly 211 includes a Y-axis micrometer 211a and a Y-axis eccentricity adjusting knob 211b, and the Y-axis eccentricity adjusting assembly 211 is used for adjusting the scalpel 30 in the Y-axis direction; the Z-axis eccentricity adjustment assembly 212 comprises a Z-axis micrometer 212a and a Z-axis eccentricity adjustment knob 212b, and the Z-axis eccentricity adjustment assembly 212 is used for adjusting the scalpel 30 in the Z-axis direction. Under the observation of an electron microscope, the Y-axis micrometer 211a is adjusted by the Y-axis adjusting knob, and the Y-axis eccentric adjusting assembly 211 is finely adjusted to complete the centering of the scalpel 30 in the Y-axis direction. The Z-axis micrometer 212a is adjusted through the Z-axis adjusting knob, and the Z-axis eccentric adjusting assembly 212 is finely adjusted to complete the centering of the scalpel 30 in the Z-axis direction. The self deviation of the scalpel 30 is large, the mounting and grinding are asymmetric, and the precision centering of the scalpel 30 is realized by arranging the Y-axis eccentric adjusting component 211 and the Z-axis eccentric adjusting component 212.

In one embodiment, one end of the scalpel 30 is aligned with the clamping mechanism 20, the narrow edge of the blade is parallel to the scale line of the electron microscope, and the Y-axis micrometer 211a is adjusted to align the center of the blade with the rotation center; the R-axis is rotated by 90 degrees, and the Y-axis micrometer 211a is adjusted so that the blade center is aligned with the rotation center.

In one embodiment thereof, referring to fig. 3, the ER collet assembly 22 comprises: the cutter limiting rod 221 is connected with the fine adjustment assembly 21, and the ER clamp 222 is arranged on the cutter limiting rod 221, one end of the cutter limiting rod 221 is abutted to the scalpel 30, the ER clamp 222 clamps and fixes the scalpel 30 and the cutter limiting rod 221, and the cutter limiting rod 221 is used for limiting the scalpel 30 along the axial direction. The ER clamp 222 is used for attaching and detaching the scalpel 30 by tightening the nut.

In this embodiment, a water baffle 24 is disposed between the ER collet assembly 22 and the fine adjustment assembly 21. The water baffle 24 includes a circular baffle for preventing cutting fluid from splashing into the fine adjustment mechanism when the scalpel 30 is being processed and polished, which affects the fine adjustment precision.

In the present embodiment of the utility model, the feeding device includes an X-axis feeding servo module 11, a Y-axis feeding servo module 12, a Z-axis feeding servo module 13, and an R-axis feeding servo module 14.

In this embodiment, the Y-axis feeding servo module 12 includes a Y-rail disposed along the Y-axis, a Y-slider disposed on the Y-rail, and a Y-driving mechanism for driving the Y-slider to move along the Y-rail;

the Z-axis feeding servo module 13 comprises a Z guide rail arranged on the Y slider along the Z axis, a Z slider arranged on the Z guide rail, and a Z driving mechanism for driving the Z slider to move along the Z guide rail; the X-axis feeding servo module 11 comprises an X guide rail arranged on the Z slide block along an X axis, an X slide block arranged on the X guide rail and an X driving mechanism for driving the X slide block to move along the X guide rail;

the R-axis feeding servo module 14 includes a driving motor 141 disposed on the X slider, and an output shaft of the driving motor 141 is disposed parallel to the X axis;

the clamping mechanism 20 is arranged on an output shaft of the driving motor 141.

Furthermore, the device also comprises photoelectric sensors arranged at two ends of the X guide rail, the Y guide rail and the Z guide rail and induction pieces arranged on the X sliding block, the Y sliding block and the Z sliding block. The photoelectric sensor and the sensing piece are used for sensing the moving distances of the X sliding block, the Y sliding block and the Z sliding block on the X guide rail, the Y guide rail and the Z guide rail.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and the practice of the utility model is not to be considered limited to those descriptions. It will be apparent to those skilled in the art that a number of simple derivations or substitutions can be made without departing from the inventive concept.

Claims

1. The utility model provides a scalpel feeding device which characterized in that, includes four-axis feed mechanism and clamping machine structure:

the clamping and positioning assembly comprises an electron microscope and an electron microscope display screen, wherein the electron microscope and the electron microscope display screen face the ER jacket assembly and are vertically arranged; the clamping and positioning assembly is used for centering the center of the scalpel and the rotating center of the output shaft of the feeding device; the fine adjustment assembly comprises a Y-axis eccentric adjustment assembly and a Z-axis eccentric adjustment assembly; the ER jacket assembly is used for stably clamping the scalpel.

2. The scalpel feeding device of claim 1, wherein the Y-axis eccentricity adjusting assembly comprises a Y-axis micrometer and a Y-axis eccentricity adjusting knob, and the Y-axis eccentricity adjusting assembly is used for adjusting the scalpel in the Y-axis direction; the Z-axis eccentricity adjusting assembly comprises a Z-axis micrometer and a Z-axis eccentricity adjusting knob, and the Z-axis eccentricity adjusting assembly is used for adjusting the scalpel in the Z-axis direction.

3. The scalpel feed device of claim 1, wherein the ER collet assembly comprises: the cutter limiting rod is connected with the fine adjustment assembly, the ER clamp is arranged on the cutter limiting rod, one end of the cutter limiting rod is abutted to the scalpel and used for limiting the scalpel.

4. The scalpel feeding device of claim 1, wherein a water deflector is disposed between the ER collet assembly and the fine adjustment assembly.

5. The scalpel feeding device of claim 1, wherein the feeding device comprises an X-axis feeding servo module, a Y-axis feeding servo module, a Z-axis feeding servo module, and an R-axis feeding servo module.

6. The scalpel feeding device of claim 5, wherein the Y-axis feeding servo module comprises a Y-rail arranged along a Y-axis, a Y-block arranged on the Y-rail, and a Y-driving mechanism for driving the Y-block to move along the Y-rail;

the Z-axis feeding servo module comprises a Z guide rail arranged on the Y slide block along a Z axis, a Z slide block arranged on the Z guide rail and a Z driving mechanism for driving the Z slide block to move along the Z guide rail;

the X-axis feeding servo module comprises an X guide rail arranged on the Z slide block along an X axis, an X slide block arranged on the X guide rail and an X driving mechanism for driving the X slide block to move along the X guide rail;

the clamping mechanism is arranged on an output shaft of the driving motor.

7. The scalpel feeding device of claim 6, further comprising photosensors at two ends of the X, Y, and Z rails and sensors on the X, Y, and Z slides.