CN116141089A

CN116141089A - Scalpel grinding equipment

Info

Publication number: CN116141089A
Application number: CN202310419751.6A
Authority: CN
Inventors: 张鑫
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-05-23
Anticipated expiration: 2043-04-19
Also published as: CN116141089B

Abstract

The invention discloses surgical knife grinding equipment which comprises a support frame, a lower electric cylinder, an abrasive particle flow reciprocating grinding mechanism, an upper electric cylinder, a lifting shaft and a lifting motor, wherein the bottom end of the support frame is arranged at the bottom of the lower electric cylinder, the abrasive particle flow reciprocating grinding mechanism is arranged at the telescopic end of the lower electric cylinder, abrasive particle flow grinding paste is arranged in the abrasive particle flow reciprocating grinding mechanism, the abrasive particle flow grinding paste flows through extrusion, the effect of grinding and polishing a blade is achieved, the upper electric cylinder is arranged above the abrasive particle flow reciprocating grinding mechanism, the lifting motor is arranged at the inner side of the upper wall of the support frame, and the lifting shaft is arranged at the output end of the lifting motor. The invention belongs to the field of blade grinding, and particularly relates to scalpel grinding equipment capable of clamping and fixing blades of different specifications.

Description

Scalpel grinding equipment

Technical Field

The invention belongs to the field of blade grinding, and particularly relates to a scalpel grinding device.

Background

Medical scalpels are of various kinds, and the blades of the scalpels are detachable, and the shapes and the sizes of the blades are different according to the types of the surgery. The shape of the cutter can be divided into a circular cutter, a curved cutter, a triangular cutter and the like; the large blade, the middle blade and the small blade can be divided according to the size. The types of surgical knives are as many as tens of types due to the influence of factors such as different profile of the blade, and the like, due to the different cutting edge sections of the blade.

In the manufacturing process of the surgical blade, due to the difference of blade specifications, different blades often need to be matched with a special fixture when polishing, meanwhile, the blades need to be positioned or angle-finding to grind along the contour direction of the cutting edge, and matched grinding tools also need to be manufactured so as to conveniently polish the cutting edge.

Meanwhile, the traditional blade has poor polishing consistency and uniformity, and waste products are easy to occur.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the scalpel grinding equipment, which is used for fastening and clamping the scalpel blade through the blade fastening assembly, the clamping mechanism is not limited by the outline of the scalpel blade, the effect of adapting the clamp to a plurality of cutters can be realized, the surface of the scalpel blade is subjected to cladding grinding through the abrasive particle flow reciprocating grinding mechanism, the abrasive particle flow grinding paste is extruded to generate fluidity, and then the surface of the scalpel blade is ground and polished, so that the surface of the scalpel blade achieves better uniformity, the rejection rate is lower, the abrasive particle flow grinding is applicable to the scalpel blade with various outlines, and the manufacturing cost is lower.

The technical scheme adopted by the invention is as follows: the invention provides surgical knife grinding equipment which comprises a support frame, a lower electric cylinder, an abrasive particle flow reciprocating grinding mechanism, an upper electric cylinder, a lifting shaft and a lifting motor, wherein the bottom end of the support frame is arranged at the bottom of the lower electric cylinder, the abrasive particle flow reciprocating grinding mechanism is arranged at the telescopic end of the lower electric cylinder, the upper electric cylinder is arranged above the abrasive particle flow reciprocating grinding mechanism, the lifting motor is arranged at the inner side of the upper wall of the support frame, and the lifting shaft is arranged at the output end of the lifting motor.

Further, the support frame includes bottom plate, well layer board, stand and upper bracket, and the bottom surface of lower electronic jar is located to the bottom plate, stand multiunit symmetry is located on the bottom plate, the upper bracket is located on the stand, the stand middle part is located to well layer board, elevator motor locates the upper bracket diapire.

Further, abrasive particle flow reciprocating grinding mechanism includes down piston, down flourishing feed cylinder, the fixed section of thick bamboo of knife rest, blade fastening assembly, goes up flourishing feed cylinder, go up piston and abrasive particle flow grinding paste, down flourishing feed cylinder locates on the well layer board, down the piston slide locate down flourishing feed cylinder in, down the piston is connected with the flexible end of lower electronic jar, and when the reciprocal flexible of electronic jar down, down the piston reciprocal elevating movement in flourishing feed cylinder down, the fixed section of thick bamboo of knife rest is located down flourishing feed cylinder, and when polishing to the blade, the lower extreme of the fixed section of thick bamboo of knife rest is taper sealing connection with the upper end of the fixed section of thick bamboo of knife rest, the upper end of the fixed section of thick bamboo of knife rest is taper sealing connection with the lower end of last flourishing feed cylinder, go up the piston slide locate in the flourishing feed cylinder, and go up the reciprocal elevating movement in last flourishing feed cylinder, when the reciprocal elevating movement of reciprocal elevating movement in last flourishing feed cylinder, the abrasive particle flow is not carried out to the abrasive particle flow in the abrasive particle flow, and the abrasive particle is realized to the abrasive particle flow after the abrasive particle is polished to the back and forth, and the abrasive particle flow is realized, and abrasive particle flow is polished to the abrasive particle is moved in the back to the plane after the abrasive particle flow is pressed.

Further, in order to adjust the height of the upper material containing barrel, the fixed barrel of the tool rest and the blade fastening assembly are conveniently taken and placed, a flange bracket is arranged on the side wall of the upper material containing barrel, the flange bracket is in threaded connection with the lifting shaft, when the lifting motor rotates, the lifting shaft follows to rotate, the upper material containing barrel moves up and down along with the rotation of the lifting shaft, and therefore the distance between the upper material containing barrel and the lower material containing barrel is adjusted.

Further, the knife rest fixing cylinder comprises a sealing matching cylinder body, supporting ribs and fixing studs, the sealing matching cylinder body is arranged between the upper material containing cylinder and the lower material containing cylinder, the supporting ribs are circumferentially arranged at the middle lower part of the sealing matching cylinder body in an array mode, and the fixing studs are arranged at the junction of the plurality of groups of supporting ribs.

Further, the blade fastening assembly comprises a polyhedral knife rest, a wedge-shaped sliding block and a screwing fixing cover, wherein the polyhedral knife rest is in threaded connection with the fixing stud, a plurality of groups of wedge-shaped sliding blocks are arranged on the side wall of the polyhedral knife rest in a sliding mode, the screwing fixing cover is in threaded connection with one end, far away from the fixing stud, of the polyhedral knife rest, and a surgical blade to be polished is arranged on the side wall of the wedge-shaped sliding block.

Further, the polyhedron knife rest includes regular polygon and round platform, regular polygon locates on the fixed double-screw bolt, regular polygon center is equipped with the installation screw hole that runs through, and the polyhedron knife rest passes through installation screw hole and fixed double-screw bolt installation to make blade fastening assembly can be installed or dismantle the separation with knife rest fixed cylinder, the one end that regular polygon kept away from the fixed double-screw bolt is located to the round platform, the round platform center is equipped with the fastening screw hole that runs through, the array is equipped with the location clamp block on regular polygon's the lateral wall, the extension direction of location clamp block is not perpendicular with regular polygon's non-prismatic face, the lateral wall of location clamp block is equipped with the pre-clamp block, the length of pre-clamp block is less than the half length of location clamp block, leaves the clearance between pre-clamp block and the location clamp block for place the operation blade, play preliminary fixed operation blade's effect, do the location for next step fastening operation blade, be equipped with on regular polygon's the lateral wall with the terminal surface vertically slide with regular polygon, the wedge is located in the slide.

Further, the wedge-shaped sliding block is provided with a clamping surface, the clamping surface is parallel to the positioning clamping block, when the wedge-shaped sliding block slides inwards along the slideway, the distance between the clamping surface and the positioning clamping block is gradually reduced, when the clamping surface is pressed on the surface of the surgical blade, the wedge-shaped sliding block cannot move forwards any more, and at the moment, the surgical blade is clamped and fixed by the positioning clamping block and the wedge-shaped sliding block, so that clamping and fixing of the surgical blade are completed.

Further, screw up and fasten the lid and include nut and draw-in screw, draw-in screw threaded connection locates the fastening screw hole, the nut encircles and locates the round platform outer wall, and when screwing up the draw-in screw lid and precess to the fastening screw hole, the nut is close to the terminal surface of wedge slider gradually, and when continuing to rotate, the nut promotes the wedge slider and inwards slides along the slide, and the clamping surface and the location clamp piece of wedge slider are fixed with the operation blade and are compressed tightly.

The beneficial effects obtained by the invention by adopting the structure are as follows:

1. the abrasive particle flow polishing device is based on the concept of abrasive particle flow polishing, the abrasive particle flow polishing mechanism repeatedly extrudes abrasive particle flow grinding paste to enable the abrasive particle flow grinding paste to generate fluidity, the surface of a surgical blade is polished and polished, the abrasive particle flow grinding paste can be completely coated on the surgical blade, the abrasive particle flow polishing device is not limited to the shape and the size of the surgical blade and is not influenced by the radian of a cutting edge, the application range is wide, various special jig tools are not required to be manufactured for different surgical blades, the cost of tooling equipment is lower, the abrasive particle flow polishing and polishing effect is uniform, the local difference is small, and the rejection rate is lower;

2. the blade fastening assembly can clamp a plurality of groups of surgical blades at the same time, and the abrasive particle fluid abrasive paste is used for polishing the plurality of groups of surgical blades at one time;

3. through the pre-clamping block and the positioning clamping block on the polyhedral knife rest, firstly, the non-cutting edge side of the surgical knife is placed between the pre-clamping block and the positioning clamping block for preliminary fixing, then the wedge-shaped sliding block is moved towards the pre-clamping block, when the wedge-shaped sliding block can not move any more, the distance between the clamping surface and the positioning clamping block is the thickness of the surgical knife, at the moment, the surgical knife is clamped, the fixing mode is not limited by the thickness of the surgical knife, is not limited by the shape of the surgical knife, and can realize self-adaptive clamping;

4. the front and back positions of the screwing fastening cover are changed through rotation, so that the screwing fastening cover pushes the wedge-shaped sliding blocks to move forwards and backwards, the positions of the wedge-shaped sliding blocks on all sides of the polyhedral tool rest can be synchronously changed, each wedge-shaped sliding block does not need to be independently positioned, the time of clamping operation is reduced, and the efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of a scalpel grinding device according to the present invention;

FIG. 2 is a sectional view showing an operating state of a scalpel grinding apparatus according to the present invention;

FIG. 3 is a cross-sectional view of a abrasive particle stream reciprocating grinding mechanism;

FIG. 4 is a schematic view of the structure of the blade fastening assembly;

FIG. 5 is a partial cross-sectional view of an exploded view of the blade securing assembly and the cartridge holder;

FIG. 6 is a schematic view of a polyhedral tool holder;

FIG. 7 is a schematic view of a wedge sled;

fig. 8 is a schematic view of a structure of the screw-fastening cap.

The abrasive grain flow grinding machine comprises a supporting frame 1, a supporting frame 2, a lower electric cylinder 3, an abrasive grain flow reciprocating grinding mechanism 4, an upper electric cylinder 5, a lifting shaft 6, a lifting motor 7, a lower supporting plate 8, a middle supporting plate 9, an upright post 10, an upper supporting plate 11, a lower piston 12, a lower charging barrel 13, a tool rest fixing barrel 14, a blade fastening assembly 15, an upper charging barrel 16, an upper piston 17, abrasive grain flow grinding paste 18, a flange bracket 19, a sealing matching barrel 20, supporting ribs 21, a fixing stud 22, a polyhedral knife rest 23, a wedge-shaped sliding block 24, a surgical knife blade 25, a screwing fixing cover 26, a regular polygon prism 27, a round platform 28, a fastening threaded hole 29, a mounting threaded hole 30, a pre-clamping block 31, a positioning clamping block 32, a slideway 33, a clamping surface 34, a screw cap 35 and a fastening stud.

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientation or positional relationships based on those shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

As shown in fig. 1, the scalpel grinding device provided by the invention comprises a support frame 1, a lower electric cylinder 2, an abrasive particle flow reciprocating grinding mechanism 3, an upper electric cylinder 4, a lifting shaft 5 and a lifting motor 6, wherein the bottom end of the support frame 1 is arranged at the bottom of the lower electric cylinder 2, the abrasive particle flow reciprocating grinding mechanism 3 is arranged at the telescopic end of the lower electric cylinder 2, the upper electric cylinder 4 is arranged above the abrasive particle flow reciprocating grinding mechanism 3, the lifting motor 6 is arranged at the inner side of the upper wall of the support frame 1, and the lifting shaft 5 is arranged at the output end of the lifting motor 6.

As shown in fig. 1-2, the support frame 1 comprises a lower support plate 7, a middle support plate 8, an upright post 9 and an upper support plate 10, wherein the lower support plate 7 is arranged on the lower bottom surface of the lower electric cylinder 2, a plurality of groups of upright posts 9 are symmetrically arranged on the lower support plate 7, the upper support plate 10 is arranged on the upright post 9, the middle support plate 8 is arranged in the middle of the upright post 9, and the lifting motor 6 is arranged on the bottom wall of the upper support plate 10.

As shown in fig. 2-3, the abrasive particle flow reciprocating polishing mechanism 3 comprises a lower piston 11, a lower charging barrel 12, a knife rest fixing barrel 13, a blade fastening component 14, an upper charging barrel 15, an upper piston 16 and abrasive particle flow polishing paste 17, wherein the lower charging barrel 12 is arranged on a middle supporting plate 8, the lower piston 11 is slidably arranged in the lower charging barrel 12, the lower piston 11 is connected with the telescopic end of a lower electric cylinder 2, when the lower electric cylinder 2 reciprocates and stretches, the lower piston 11 reciprocates and moves in the lower charging barrel 12, the knife rest fixing barrel 13 is arranged on the lower charging barrel 12, when polishing a blade, the lower end of the knife rest fixing barrel 13 is in taper sealing connection with the upper end of the lower charging barrel 12, the blade fastening component 14 is arranged in the inner cavity of the knife rest fixing barrel 13, the upper charging barrel 15 is arranged at the upper end of the knife rest fixing barrel 13, the upper end of the knife rest fixing barrel 13 is in taper sealing connection with the lower end of the upper charging barrel 15, the upper piston 16 is slidably arranged in the upper charging barrel 15, the upper end of the upper piston 16 is connected with the telescopic end of the upper electric cylinder 4, when the upper electric cylinder 4 reciprocates and stretches, the upper piston 16 reciprocates and moves in the upper charging barrel 15, when the equipment is not started, the abrasive flow grinding paste 17 is arranged in the lower charging barrel 12, after the lower piston 11 is extruded upwards, the abrasive flow grinding paste 17 is pressed and moves upwards, in the process, the abrasive flow grinding paste 17 can extrude and grind the blade on the surface of the blade fastening assembly 14 to form a polishing and grinding effect, then the abrasive flow grinding paste 17 reaches the position of the upper piston 16, the upper piston 16 moves reversely again, so that the abrasive flow grinding paste 17 reciprocates and circulates, the polishing of the surface of the blade is realized, the abrasive flow grinding paste 17 has high viscosity, and can be taken out from the interior of the abrasive flow reciprocating and grinding mechanism 3 after the use.

As shown in fig. 3, in order to adjust the height of the upper charging barrel 15, the fixing barrel 13 of the tool rest and the blade fastening assembly 14 are conveniently taken and placed, a flange bracket 18 is arranged on the side wall of the upper charging barrel 15, the flange bracket 18 is in threaded connection with the lifting shaft 5, when the lifting motor 6 rotates, the lifting shaft 5 follows the rotation, and the upper charging barrel 15 moves up and down along with the rotation of the lifting shaft 5, so that the distance between the upper charging barrel 15 and the lower charging barrel 12 is adjusted.

As shown in fig. 5, the tool rest fixing cylinder 13 comprises a sealing fit cylinder 19, supporting ribs 20 and fixing studs 21, the sealing fit cylinder 19 is arranged between the upper material containing cylinder 15 and the lower material containing cylinder 12, the supporting ribs 20 are circumferentially arranged at the middle lower part of the sealing fit cylinder 19 in an array manner, and the fixing studs 21 are arranged at the junction of a plurality of groups of supporting ribs 20.

As shown in fig. 4 and 5, the blade fastening assembly 14 includes a polyhedral knife rest 22, a wedge-shaped slide block 23 and a screwing fastening cover 25, the polyhedral knife rest 22 is in threaded connection with the fixing stud 21, multiple groups of wedge-shaped slide blocks 23 are arranged on the side wall of the polyhedral knife rest 22 in a sliding manner, the screwing fastening cover 25 is in threaded connection with one end of the polyhedral knife rest 22 away from the fixing stud 21, and a surgical blade 24 to be polished is arranged on the side wall of the wedge-shaped slide block 23.

As shown in fig. 6, the polyhedral knife rest 22 includes a regular polygon prism 26 and a round table 27, the regular polygon prism 26 is disposed on the fixing stud 21, a penetrating installation threaded hole 29 is disposed at the center of the regular polygon prism 26, the polyhedral knife rest 22 is installed with the fixing stud 21 through the installation threaded hole 29, thereby the blade fastening assembly 14 can be installed or detached from the knife rest fixing cylinder 13, the round table 27 is disposed at one end of the regular polygon prism 26 far away from the fixing stud 21, a penetrating fastening threaded hole 28 is disposed at the center of the round table 27, positioning clamping blocks 31 are disposed on the side wall of the regular polygon prism 26 in an array manner, the extending direction of the positioning clamping blocks 31 is not perpendicular to the non-prismatic surface of the regular polygon prism 26, pre-clamping blocks 30 are disposed on the side wall of the positioning clamping blocks 31, the length of the pre-clamping blocks 30 is less than half of the length of the positioning clamping blocks 31, a gap is reserved between the pre-clamping blocks 30 and the positioning clamping blocks 31 for placing the surgical blade 24, the function of primarily fixing the surgical blade 24 is performed, a slide 32 perpendicular to the end face of the regular polygon prism 26 is disposed on the side wall of the regular polygon prism 26, and the side wall of the regular polygon 26 is positioned for the next fastening the surgical blade 24.

As shown in fig. 4-7, the wedge-shaped slider 23 is provided with a clamping surface 33, the clamping surface 33 is parallel to the positioning clamping block 31, when the wedge-shaped slider 23 slides inwards along the slideway 32, the distance between the clamping surface 33 and the positioning clamping block 31 gradually decreases, when the clamping surface 33 is pressed on the surface of the surgical blade 24, the wedge-shaped slider 23 cannot move forwards any more, and at the moment, the surgical blade 24 is clamped and fixed by the positioning clamping block 31 and the wedge-shaped slider 23, so that the clamping and fixing of the surgical blade 24 are completed.

As shown in fig. 4, 5 and 8, the screwing fastening cover 25 comprises a nut 34 and a fastening stud 35, the fastening stud 35 is in threaded connection with the fastening threaded hole 28, the nut 34 is arranged around the outer wall of the round table 27, when the screwing fastening cover 25 is screwed into the fastening threaded hole 28, the nut 34 is gradually close to the end face of the wedge-shaped sliding block 23, and when the screwing fastening cover continues to rotate, the nut 34 pushes the wedge-shaped sliding block 23 to slide inwards along the slideway 32, and the clamping face 33 of the wedge-shaped sliding block 23 and the positioning clamping block 31 fixedly compress the surgical blade 24.

When the abrasive grain grinding machine is specifically used, the lifting motor 6 is started, the lifting motor 6 drives the upper material containing barrel 15 to move upwards through the lifting shaft 5 and the flange bracket 18, so that the distance between the upper material containing barrel 15 and the lower material containing barrel 12 is increased, the cutter frame fixing barrel 13 is convenient to install subsequently, the lower electric cylinder 2 is guaranteed to be in a retracted state, the lower piston 11 is at the lowest point, and the abrasive grain grinding paste 17 is placed on the lower piston 11 in the lower material containing barrel 12.

Next, in preparation for mounting the surgical blade 24 to be polished, the surgical blade 24 is sequentially placed in gaps between the pre-clamping blocks 30 and the positioning clamping blocks 31 on the respective side walls of the polyhedral knife rest 22, preliminary fixation is performed, the wedge-shaped sliding blocks 23 are sequentially inserted into the slide ways 32, the fastening studs 35 of the screwing and fixing cover 25 are screwed into the fastening threaded holes 28 in the round table 27, at this time, the side wall end surfaces of the nuts 34 push the wedge-shaped sliding blocks 23 to slide inwards, and when the clamping surfaces 33 of the wedge-shaped sliding blocks 23 are pressed against the side surfaces of the surgical blade 24, the screwing and fixing cover 25 cannot be screwed, and at this time, the surgical blade 24 is clamped and fixed by the clamping surfaces 33 and the positioning clamping blocks 31.

Then, the installation threaded hole 29 of the polyhedral knife rest 22 is connected with the fixing stud 21 of the knife rest fixing barrel 13, so that the polyhedral knife rest 22 is fixed in the knife rest fixing barrel 13, the knife rest fixing barrel 13 is placed at the upper end of the lower material containing barrel 12, at the moment, the connection part of the knife rest fixing barrel 13 and the lower material containing barrel 12 is in taper fit, then the lifting motor 6 is reversely started again, the upper material containing barrel 15 moves downwards, the lower end of the upper material containing barrel 15 is in taper fit with the upper end of the knife rest fixing barrel 13, and the knife rest fixing barrel 13 and the upper material containing barrel 15 and the lower material containing barrel 12 are in taper seal fit under the pressure of the upper material containing barrel 15.

Finally, the lower electric cylinder 2 and the upper electric cylinder 4 are started, the telescopic end of the lower electric cylinder 2 extends out to push the lower piston 11 to move upwards, abrasive particle fluid grinding paste 17 on the lower piston 11 is extruded to flow upwards, the surface of the surgical blade 24 is polished and polished in the flowing process, the polishing of the cutting edge part is completed simultaneously, then, when the lower piston 11 moves to the highest point, the upper piston 16 moves downwards under the action of the upper electric cylinder 4 and extrudes abrasive particle fluid grinding paste 17 to flow downwards, the surface of the surgical blade 24 is polished again, and the effect of polishing the surgical blade 24 can be achieved through reciprocating circulation.

When the polishing time reaches, the upper electric cylinder 4 and the lower electric cylinder 2 are stopped, the lifting motor 6 is started, the upper charging barrel 15 is lifted, the cutter holder fixing barrel 13 is taken out, the cutter blade fastening assembly 14 is removed, the surgical blade 24 is taken down, if a small amount of abrasive particle fluid grinding paste 17 is adhered to the surface of the surgical blade 24, the surgical blade can be directly blown off by an air gun, meanwhile, after polishing, the abrasive particle fluid grinding paste 17 is positioned in the lower charging barrel 12, the abrasive particle fluid grinding paste 17 is a sticky lump, and the abrasive particle fluid grinding paste 17 can be directly taken out from the lower charging barrel 12 for polishing next time.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.

Claims

1. The utility model provides a scalpel grinding equipment, includes support frame (1), lower electronic jar (2), goes up electronic jar (4), lift axle (5) and elevator motor (6), its characterized in that: the grinding wheel comprises a supporting frame (1), a grinding wheel body and a lifting motor (6), wherein the supporting frame (1) comprises a lower supporting plate (7), a middle supporting plate (8), a stand column (9) and an upper supporting plate (10), the lower supporting plate (7) is arranged on the lower bottom surface of a lower electric cylinder (2), a plurality of groups of stand columns (9) are symmetrically arranged on the lower supporting plate (7), the upper supporting plate (10) is arranged on the stand column (9), the middle supporting plate (8) is arranged in the middle of the stand column (9), the lifting motor (6) is arranged on the bottom wall of the upper supporting plate (10), the grinding wheel body is arranged at the telescopic end of the lower electric cylinder (2), the upper electric cylinder (4) is arranged above the grinding wheel body, and the lifting shaft (5) is arranged at the output end of the lifting motor (6);

the abrasive particle flow reciprocating polishing mechanism (3) comprises a lower piston (11), a lower charging barrel (12), a cutter rest fixing barrel (13), a cutter blade fastening assembly (14), an upper charging barrel (15), an upper piston (16) and abrasive particle flow polishing paste (17), wherein the lower charging barrel (12) is arranged on a middle supporting plate (8), the lower piston (11) is slidably arranged in the lower charging barrel (12), the lower piston (11) is connected with the telescopic end of a lower electric cylinder (2), the cutter rest fixing barrel (13) is arranged on the lower charging barrel (12), the lower end of the cutter rest fixing barrel (13) is in taper sealing connection with the upper end of the lower charging barrel (12), the cutter blade fastening assembly (14) is arranged in an inner cavity of the cutter rest fixing barrel (13), the upper end of the cutter rest fixing barrel (13) is in sealing connection with the lower end of the upper charging barrel (15), the upper piston (16) is slidably arranged in the telescopic end of the upper charging barrel (15), and the upper end of the upper cylinder (16) is connected with the abrasive particle flow polishing paste (17);

the tool rest fixing cylinder (13) comprises a sealing fit cylinder body (19), supporting ribs (20) and fixing studs (21), wherein the sealing fit cylinder body (19) is arranged between the upper material containing cylinder (15) and the lower material containing cylinder (12), the supporting ribs (20) are circumferentially arranged at the middle lower part of the sealing fit cylinder body (19) in an array manner, and the fixing studs (21) are arranged at the junction of a plurality of groups of supporting ribs (20);

the blade fastening assembly (14) comprises a polyhedral knife rest (22), wedge-shaped sliding blocks (23) and a screwing and fixing cover (25), wherein the polyhedral knife rest (22) is arranged on the fixing stud (21) in a threaded connection mode, multiple groups of the wedge-shaped sliding blocks (23) are arranged on the side wall of the polyhedral knife rest (22) in a sliding mode, and the screwing and fixing cover (25) is arranged at one end, far away from the fixing stud (21), of the polyhedral knife rest (22) in a threaded connection mode;

the utility model provides a regular polygon post, polygon knife rest (22) is including regular polygon post (26) and round platform (27), regular polygon post (26) are located on fixed double-screw bolt (21), regular polygon post (26) center is equipped with installation screw hole (29) that run through, polygon knife rest (22) are installed through installation screw hole (29) and fixed double-screw bolt (21), the one end of fixed double-screw bolt (21) is kept away from to regular polygon post (26) is located to round platform (27), round platform (27) center is equipped with fastening screw hole (28) that run through, array is equipped with location clamping block (31) on the lateral wall of regular polygon post (26), the extension direction of location clamping block (31) is not perpendicular with the non-prismatic face of regular polygon post (26), the lateral wall of location clamping block (31) is equipped with pre-clamping block (30), the length of pre-clamping block (30) is less than half length of location clamping block (31), leaves the clearance between pre-clamping block (30) and the location clamping block (31), be equipped with on the lateral wall of regular polygon post (26) with on the lateral wall with regular polygon post (26) and be equipped with perpendicular slide (32).

2. A scalpel grinding apparatus as defined in claim 1, wherein: the wedge-shaped sliding block (23) is provided with a clamping surface (33), and the clamping surface (33) is parallel to the positioning clamping block (31).

3. A scalpel grinding apparatus as claimed in claim 2, wherein: the screwing-up fixing cover (25) comprises a screw cap (34) and a fastening stud (35), the fastening stud (35) is in threaded connection with the fastening screw hole (28), and the screw cap (34) is arranged on the outer wall of the round table (27) in a surrounding mode.

4. A scalpel grinding apparatus according to claim 3, wherein: the side wall of the upper material containing barrel (15) is provided with a flange bracket (18), the flange bracket (18) is in threaded connection with the lifting shaft (5), and when the lifting motor (6) rotates, the upper material containing barrel (15) moves up and down along with the rotation of the lifting shaft (5).