CN218699606U

CN218699606U - Amnion cutting device

Info

Publication number: CN218699606U
Application number: CN202223036205.4U
Authority: CN
Inventors: 杨志强; 韩春雷; 姜晓蕾; 王斯姝; 陈光泽; 柏桓; 夏毅然; 赵成如
Original assignee: Saikesaisi Biotechnology Co ltd
Current assignee: Saikesaisi Biotechnology Co ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-03-24
Anticipated expiration: 2032-11-15

Abstract

The utility model provides an amnion cutting device; the amnion processing device comprises a support slide rail, a cutting assembly, an ejection assembly, a collision bead temporary restraint cutting assembly, an ejection assembly and a collision bead temporary restraint cutting assembly, wherein the collision bead temporary restraint cutting assembly is arranged on the support slide rail, and the collision bead temporary restraint cutting assembly is arranged on the support slide rail.

Description

Amnion cutting device

Technical Field

The utility model relates to an amnion processing field, in particular to amnion cutting device.

Background

The amnion is widely applied to clinical ophthalmology to treat various eye surface diseases. The traditional method for cutting the amnion is still manual cutting, and the amnion is high in ductility, so that certain difficulty is brought to manual cutting, the size error is large, and particularly in batch cutting, the workload of manual cutting is very large. In addition, the specifications of the amnion applied to glaucoma surgery are usually small, and the length and the width of the amnion are generally in the range of 3-8 mm, so that the amnion with a large area is difficult to cut into small specifications in batches.

Chinese patent (publication No. CN 204766122U) discloses an amnion cutting device which can improve the cutting efficiency of amnion, but is inconvenient to use and is easy to cause poor cutting quality due to the thickness difference of the amnion during batch production; chinese patent (publication No. CN 216968048U) discloses a cutting device, which can cut a plurality of small-sized amnions at one time, but has low clamping efficiency, small space between a cutter and an amnion bearing plate below the cutter, easy shaking of the cutter, inconvenient unfolding operation when the amnions to be cut are unfolded and arranged, poor flatness and influence on the quality of the cut small-sized amnions.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the defect that prior art exists, provide an amnion cutting device, adopt the support slide rail to cut subassembly and ejecting subassembly and lead, guarantee to cut precision and amnion and deviate from efficiency to set up on the support slide rail and bump the interim restraint cutting assembly of pearl and ejecting subassembly position, conveniently carry out the amnion and change, improve cutting efficiency.

In order to realize the purpose, the following technical scheme is adopted:

an amnion cutting device comprises a base and a supporting slide rail fixed on the base, wherein a cutting component and an ejection component are sequentially matched with the supporting slide rail in a sliding manner, the cutting component and the ejection component move along the supporting slide rail to change the distance between the cutting component and the base, and one end of the supporting slide rail, which is far away from the base, is provided with a collision bead for restraining the positions of the cutting component and the ejection component; the base is provided with blanking holes, the cutting assembly is provided with cutting tools corresponding to the distribution positions of the blanking holes, the ejection assembly is provided with ejection pins corresponding to the distribution of the cutting tools, and the ejection pins can penetrate through the cutting assembly and stretch into the blanking holes.

Further, the cutting assembly further comprises a fixing plate, a plurality of fixing grooves for containing cutting tools are formed in the fixing plate, and the cutting tools are installed in the fixing grooves in a one-to-one correspondence mode.

Furthermore, the cutting tool is connected with a first fixing screw, and the first fixing screw penetrates through the fixing plate to extend into the fixing groove and is connected with the cutting tool.

Further, be equipped with first compression spring between cutting tool and the fixed slot, first compression spring one end butt cutting tool, other end butt fixed slot bottom surface to the drive cutting tool resets.

Furthermore, two supporting slide rails which are spaced and parallel are connected to the base, and the two supporting slide rails penetrate through a preset slide groove in the cutting assembly and a preset slide groove in the ejection assembly.

Further, be equipped with respectively on two support slide rails and bump the pearl, and bump the pearl on two support slide rails and for the central line symmetrical arrangement of base, bump the second compression spring that the pearl butt embedding supported in the slide rail, bump the pearl and can retract or the protrusion support slide rail under the spout effect.

Furthermore, the ejection assembly further comprises a top plate, the plurality of blanking holes are arranged on the base in an array mode, the plurality of ejection pins are distributed on the top plate in an array mode corresponding to the positions of the blanking holes, and the ejection pins are connected with the top plate through second fixing screws.

Furthermore, the supporting slide rail is connected with a limiting plate, and the cutting assembly, the ejection assembly and the collision beads are located between the limiting plate and the base.

Furthermore, a groove communicated with the blanking hole is formed below the base, and a collecting box with an opening facing the blanking hole to receive the cut amnion is arranged in the groove.

Furthermore, the cutting assembly is provided with a first handle extending out of the supporting slide rail, and the ejection assembly is provided with a second handle extending out of the supporting slide rail.

Compared with the prior art, the utility model has the advantages and positive effect be:

(1) Aiming at the problem that the quality of the small-size amnion cut out due to the fact that the amnion is inconvenient to unfold during continuous amnion cutting at present is poor, a supporting slide rail is used for guiding a cutting assembly and an ejection assembly, the cutting precision and the amnion removal efficiency are guaranteed, a collision bead is arranged on the supporting slide rail and temporarily restrains the positions of the cutting assembly and the ejection assembly, amnion replacement is convenient, the cutting efficiency is improved, and the cutting quality is guaranteed.

(2) The spring is arranged behind the cutting tool, the cutting tool moves under the action of the cutting fixing plate and forms cutting action by combining the base below, so that the cutting tool can be in contact fit with the base, the position of the cutting tool can be changed by compression or rebound of the spring, and the cutting tool at all positions can form cutting action, thereby avoiding poor cutting of part of amnion due to machining precision.

(3) The amnion ejection device and the amnion collection box are arranged, the amnion which is easily attached to the base after cutting is ejected and demoulded, the collection box is used for collection, time and labor consumption caused by manual work in a large quantity is avoided, and production efficiency is improved.

(4) The supporting slide rails arranged in pairs are adopted to restrain sliding tracks, and the sliding stability of the cutting assembly and the ejection assembly along the supporting slide rails is improved, so that the moving precision is improved, and the cutting precision is increased.

(5) The amnion cutting device has the advantages that the collision bead positioning cutting assembly and the ejection assembly are adopted, when the amnion to be cut is replaced or the cut amnion is collected, the collision bead is utilized to temporarily position the amnion, a large-range operation space is formed between the cutting assembly and the base, the amnion can be conveniently taken, placed, flattened and recycled, and the operation efficiency is improved.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.

Figure 1 is a schematic diagram of the components of an amnion cutting device in example 1 of the present invention.

Fig. 2 is a schematic view of a cutting assembly cooperating with an ejection assembly in embodiment 1 of the present invention.

Fig. 3 is a schematic view of a cutting assembly matching base in embodiment 1 of the present invention.

Fig. 4 is a schematic view of the cutting assembly and the ejecting assembly matching base in embodiment 1 of the present invention.

Fig. 5 is a schematic view of a cutting assembly in embodiment 1 of the present invention.

Fig. 6 is a schematic cross-sectional view of the internal structure of the cutting assembly in embodiment 1 of the present invention.

In the figure, 1 base, 2 collecting box, 3 supporting slide rail, 4 cutting component, 5 ejecting component, 6 limiting plate, 7 amnion, 8 small amnion, 1-1 blanking hole, 101 first fastening screw, 301 bumping ball, 302 second compression spring, 401 fixing plate, 402 cutting tool, 403 first compression spring, 404 first fixing screw, 501 top plate, 502 ejecting pin, 503 second fixing screw, 601 second fastening screw.

Detailed Description

Example 1

In a typical embodiment of the present invention, as shown in fig. 1-6, an amniotic membrane cutting device is provided.

At present, amnion cutting equipment has the problems that amnion is inconvenient to take and place due to the fact that the distance between a cutter and a bearing plate is small and the circumferential shielding structure is large, cutting efficiency is low, and the quality of the amnion after cutting is poor due to poor unfolding flatness.

Based on this, this embodiment provides an amnion cutting device, adopt two support slide rails 3 to cutting subassembly 3 and ejecting subassembly 4 to lead, get and put amnion 7 in-process cutting subassembly 3 and ejecting subassembly 4 and be restricted at the tip of support slide rail 3 by bumping pearl 301, form a large operating space between cutting subassembly 3 and below base 1, conveniently carry out the operation that amnion 7 changed, expansion lay flat, improve cutting accuracy and deviate from efficiency to improve processingquality and efficiency.

The amnion cutting device of the present embodiment will be described in detail with reference to the accompanying drawings.

Referring to fig. 1, the amnion cutting device mainly comprises a base 1, a collection box 2, supporting slide rails 3, a cutting assembly 3, an amnion 7 ejection assembly 4 and a limiting plate 6, wherein the lower ends of the two supporting slide rails 3 are fixed on the base 1, the upper ends of the two supporting slide rails 3 are plugged through the limiting plate 6, the two supporting slide rails 3 are arranged in parallel at intervals, the lower ends of the two supporting slide rails 3 are fixed on the base 1 to keep an interval, and the upper ends of the two supporting slide rails 3 are connected with the limiting plate 6 to keep an interval.

Between limiting plate 6 and base 1, cutting assembly 3 and ejecting subassembly 4 slidable mounting are in supporting slide rail 3, cutting assembly 3 and ejecting subassembly 4 can independently be along supporting slide rail 3 reciprocating motion, cutting assembly 3 is located between ejecting subassembly 4 and base 1, cutting assembly 3 can be close to or keep away from base 1 through sliding, ejecting subassembly 4 also can be close to or keep away from limiting plate 6 through sliding. The top surface of the base 1 can bear the amnion 7 to be cut, and the cutting component 3 can be combined with the base 1 to cut the amnion 7 to be cut to obtain a small piece of amnion 8.

Correspondingly, a blanking hole 1-1 is formed in the base 1 and can be used for a small piece of cut amnion 8 to pass through, a groove communicated with the blanking hole 1-1 is formed below the base 1, a collecting box 2 with an opening facing the blanking hole 1-1 and used for receiving the small piece of cut amnion 8 is arranged in the groove, and after cutting, the small piece of amnion 8 can be ejected out of the blanking hole 1-1 through the ejection assembly 4 and smoothly falls into the collecting box 2.

As shown in fig. 2, a mounting groove is provided at a position of the base 1 for mounting the support slide rail 3, the mounting groove is a dovetail groove to match the shape of the support slide rail 3, the support slide rail 3 is connected with the base 1 through the dovetail groove, and the support slide rail 3 is pressed and fixed with the base 1 through a first set screw 101 at the outer side of the base 1.

Corresponding to the top of the supporting slide rail 3, a dovetail groove is also arranged on the limiting plate 6 connected with the top end of the supporting slide rail 3, the top end of the supporting slide rail 3 is connected with the limiting plate 6 through the dovetail groove, and the limiting plate 6 is pressed and fixed on the supporting slide rail 3 through a second set screw 6-1.

The section of base 1 is the bridge shape, and both sides can realize stable support to base 1 and each component of top, and middle part groove portion can supply to collect box 2 and put into to can conveniently collect the pull action of box 2.

As shown in figure 1, a plurality of blanking holes 1-1 are uniformly arranged on a base 1, and the blanking holes 1-1 are arranged in an array, so that more amnions 7 are fully utilized to obtain more amnions 8, and cutting loss is reduced.

One end of the supporting slide rail 3 far away from the base 1 is provided with a collision bead 301 for restraining the positions of the cutting assembly 3 and the ejection assembly 4; the collision beads 301 are located on the inner sides of the supporting slide rails 3, two collision beads 301 which are arranged at intervals are arranged on each supporting slide rail 3 respectively, the collision beads 301 which are arranged on the two supporting slide rails 3 are symmetrically arranged, and the two collision beads 301 which are located at the symmetrical positions are matched with the cutting assembly 3 or the ejection assembly 4 simultaneously to temporarily fix the positions of the two collision beads.

The cutting assembly 3 and the ejection assembly 4 can slide up and down along the supporting slide rail 3, and are fixed up and down through the collision beads 301 on the supporting slide rail 3, so that the amnion 7 to be cut can be conveniently replaced or the cut amnion 7 can be conveniently collected and temporarily positioned by the collision beads 301, an operation space with a large range is formed between the cutting assembly 3 and the base 1, the amnion 7 can be conveniently taken, placed, flattened and recycled, and the operation efficiency is improved.

As shown in fig. 3, 5 and 6, for the specific structure of the cutting assembly 3, the cutting assembly 3 includes a fixing plate 401 and cutting tools 402, the cutting tools 402 are distributed corresponding to the distribution positions of the blanking holes 1-1, a plurality of fixing grooves for accommodating the cutting tools 402 are provided on the fixing plate 401, and the cutting tools 402 are installed in the fixing grooves in a one-to-one correspondence manner.

A first fixing screw 404 is connected to the cutting blade 402, and the first fixing screw 404 passes through the fixing plate 401 and extends into the fixing groove and is connected to the cutting blade 402. A first compression spring 403 is arranged between the cutting tool 402 and the fixed groove, one end of the first compression spring 403 is abutted against the cutting tool 402, and the other end of the first compression spring 403 is abutted against the bottom surface of the fixed groove so as to drive the cutting tool 402 to reset.

The fixed slot that sets up on fixed plate 401 is square groove, and cutting tool 402 is fixed in square inslot through respectively one first set screw 404 about, and simultaneously, every first set screw 404 overcoat has first compression spring 403, and first compression spring 403 one end pushes up on the upper wall of cutting tool 402, and the other end pushes up on fixed plate 401.

The spring is arranged behind the cutting tool 402, the cutting tool 402 moves under the action of the cutting fixing plate 401 and forms cutting action by combining the base 1 below, so that the cutting tool 402 can be in contact fit with the base 1, the position of the cutting tool 402 can be changed by the compression or rebound of the spring, and the cutting tools 402 at all positions can form cutting action, thereby avoiding poor cutting of part of the amnion 7 due to machining precision.

The ejection assembly 4 is located on the upper side of the cutting assembly 3, can also slide up and down along the supporting slide rail 3, and can also be fixed up and down through the collision beads 301 on the two sides of the supporting slide rail 3.

The ejection assembly 4 comprises a top plate 501, an ejection pin 502 and a second fixing screw 503, wherein the ejection pin 502 is rigidly fixed on the top plate 501 through the second fixing screw 503, and the ejection pin 502 can penetrate through the cutting assembly 3 and enter the blanking hole 1-1.

As shown in fig. 3 and 4, the cutting knife 402 and the fixing plate 401 are respectively provided with a through hole for the ejection pin 502 to pass through, the through hole is formed in the center of the cutting knife 402, the cutting of the amnion 7 by the cutting knife 402 is not affected, after the cutting is finished, the ejection pin 502 can penetrate through the fixing plate 401 and the cutting knife 402 to contact with the small amnion 8, and the small amnion 8 is ejected out of the blanking hole 1-1 and blanked in the collection box 2.

The cutting assembly 3 is provided with a first handle extending out of the supporting slide rail 3, two sides of a fixing plate 401 of the cutting assembly 3 are respectively provided with the first handle, the ejection assembly 4 is provided with a second handle extending out of the supporting slide rail 3, and two sides of a top plate 501 of the corresponding ejection assembly 4 are respectively provided with the second handle.

The collision bead 301 is abutted against the second compression spring 302 embedded in the support slide rail 3, the collision bead 301 can be retracted into or protruded out of the support slide rail 3 under the action of the sliding groove, and the collision bead 301 can do telescopic motion under the action of force.

When in use: before cutting, the state of the amnion cutting device is shown in fig. 2, when the amnion 7 needs to be cut, the amnion 7 needs to be firstly tiled on the upper surface of the base 1, a first handle receives external force to drive the cutting component 3 to move, the cutting component 3 is separated from the collision bead 301 and slides downwards along the support slide rail 3, when the cutting edge of the cutting tool 402 is contacted with the amnion 7, the cutting component 3 is pressed forcefully, at the moment, the cutting edge of the cutting tool 402 is always contacted with the amnion 7 under the action of a first compression spring 403, and the amnion 7 is cut into a set size; after the amnion 7 is cut into small pieces of amnion 8, the second handle receives the action of external force to drive the ejection assembly 4, so that the ejection assembly 4 breaks loose and the collision bead 301 slides downwards to the lowest end along the supporting slide rail 3, at the moment, the cut amnion 7 is ejected out of the collection box 2 under the action of the ejection pin 502, and the collection box 2 is pulled to take out the small pieces of amnion 8 obtained by cutting.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An amnion cutting device is characterized by comprising a base and a supporting slide rail fixed on the base, wherein a cutting component and an ejection component are sequentially matched with the supporting slide rail in a sliding manner, the cutting component and the ejection component move along the supporting slide rail to change the distance between the cutting component and the base, and one end of the supporting slide rail, which is far away from the base, is provided with a collision bead for restraining the positions of the cutting component and the ejection component; the base is provided with blanking holes, the cutting assembly is provided with cutting tools corresponding to the distribution positions of the blanking holes, the ejection assembly is provided with ejection pins corresponding to the distribution of the cutting tools, and the ejection pins can penetrate through the cutting assembly and stretch into the blanking holes.

2. The amniotic membrane cutting device according to claim 1, wherein the cutting assembly further comprises a fixing plate, the fixing plate is provided with a plurality of fixing grooves for accommodating the cutting tools, and the cutting tools are installed in the fixing grooves in a one-to-one correspondence.

3. The amniotic cutting device according to claim 2, wherein the cutting blade is coupled to a first set screw that extends through the fixation plate into the fixation slot and is coupled to the cutting blade.

4. The amnion cutting device as defined in claim 2 or 3, wherein a first compression spring is disposed between the cutting blade and the fixed groove, one end of the first compression spring is connected to the cutting blade, and the other end of the first compression spring is connected to the bottom surface of the fixed groove, so as to drive the cutting blade to return.

5. The amniotic membrane cutting device according to claim 1, wherein the base is connected to two spaced parallel support rails that pass through a predetermined slot on the cutting assembly and a predetermined slot on the ejection assembly.

6. The amniotic membrane cutting device according to claim 5, wherein the two support rails are respectively provided with a pair of contact balls, the contact balls on the two support rails are symmetrically arranged relative to the center line of the base, the contact balls abut against a second compression spring embedded in the support rails, and the contact balls can be retracted into or protruded out of the support rails under the action of the sliding grooves.

7. The amniotic membrane cutting device according to claim 1, wherein the ejection assembly further comprises a top plate, a plurality of blanking hole arrays are arranged on the base, and a plurality of ejection pins are distributed on the top plate corresponding to the blanking hole position arrays and connected with the top plate through second fixing screws.

8. The amniotic membrane cutting device according to claim 1, wherein the supporting rail is connected with a limiting plate, and the cutting assembly, the ejecting assembly, and the collision bead are disposed between the limiting plate and the base.

9. The amniotic cutting device according to claim 1, wherein a groove is formed under the base and connected to the blanking hole, and a collection box with an opening facing the blanking hole is formed in the groove to receive the cut amniotic membrane.

10. The amniotic membrane cutting device according to claim 1, wherein the cutting assembly is provided with a first handle extending out of the support rail and the ejection assembly is provided with a second handle extending out of the support rail.