CN217976877U - Quick-mounting flange of orthopedic surgery robot - Google Patents

Abstract

The utility model relates to and fast-assembling device technical field for the orthopedic surgery apparatus is an orthopedic surgery robot fast-assembling flange, including the restriction part that is used for connecting restriction axial between surgical instruments and the arm end and radial translation and rotary motion, restriction part includes fast-assembling base, locking ring, spring ripples pearl, spacer pin, stop screw, locating pin. The invention pre-positions the surgical instrument to be installed at a proper position in the flange through the quick-mounting flange positioning pin; and rotating the locking ring, wherein the locking ring is gradually in close fit with the surgical instrument within the rotation range limited by the limiting groove until the beads are embedded into the bead positioning holes, and the circumferential movement of the locking ring is limited, so that the surgical instrument is tightly connected with the mechanical arm. The quick-mounting flange has the advantages of simple structure, high mounting precision and the like.

Description

Quick-mounting flange of orthopedic surgery robot

Technical Field

The utility model relates to an and fast-assembling device technical field for the bone surgery apparatus especially relates to hand tool for bone surgery, specifically is an orthopedic surgery robot fast-assembling flange.

Background

With the increasing concern of people on their health problems, the need for using robotics to assist surgery in specific scenes is increasing. The surgical robot needs the mechanical arm and the surgical instrument tool to cooperate with each other to use in the using process, so as to help a doctor to complete the operation, however, most of the surgical instruments cannot be directly assembled at the tail end of the mechanical arm, and a corresponding adapter fitting needs to cooperate with each other to use, and the adapter fitting for connecting the mechanical arm and the surgical instrument tool is called a quick-assembly flange.

The existing fast-assembly flange mechanism is mostly designed in a dovetail groove mode, the design mode is high in processing difficulty and low in processing precision, and the installation precision is possibly reduced due to the error of the processing precision. In addition, still need carry out the secondary fastening through locking mechanism such as bolt after preliminary assembly is accomplished, the installation flow is simple and convenient inadequately, can waste a lot of time among the operation process.

The utility model has the following contents:

in order to solve the problems in the prior art, the utility model provides a quick-mounting flange for an orthopedic surgery robot, which has simple structure, simple and convenient installation mode and high installation precision.

The technical scheme of the utility model is that: the utility model provides an orthopedic surgery robot fast-assembling flange, is including the restriction part that is used for connecting the restriction axial between surgical instruments and the arm end and radial translation and rotary motion, restriction part includes fast-assembling base, locking ring, spring ripples pearl, spacer pin, stop screw, locating pin.

Preferably, the fast-assembling base is provided with an arc-shaped limiting groove in the circumferential direction, wherein the arc-shaped limiting groove has a guiding function and is used for limiting the rotating motion direction of the locking ring.

Further, the fast-assembling base is provided with a positioning pin hole, and the positioning pin is arranged in the positioning pin hole.

Furthermore, two axially symmetrical step holes are formed in the fast-assembling base, and the spring wave beads are arranged in the step holes.

Furthermore, the top of the fast-assembling base is designed with 3 arc-shaped protruding structures, and the protruding structures and the locking ring are matched to clamp surgical instruments needing to be fixedly connected.

Furthermore, the bottom of the fast-assembling base is provided with an arc-shaped limiting groove, the limiting groove is matched with the limiting pin for use, and the travel range of the locking ring is regulated.

Furthermore, the locking ring is of a plum blossom-shaped annular structure with anti-skidding insections, a plurality of countersunk threaded holes are formed in the circumferential direction of the locking ring, and the limit screws are installed on the locking ring through the countersunk threaded holes and matched with the annular groove in the fast-assembly base to fix the fast-assembly base and the locking ring into a whole.

Furthermore, the bottom of the locking ring is provided with a limit pin hole, and the limit pin is fixed on the locking ring through the limit pin hole.

Further, the bottom of the locking ring is designed with a bead positioning hole, and beads are embedded into the bead positioning hole, so that the movement of the locking ring is limited after the surgical instrument is locked.

The utility model provides an orthopedic surgery robot fast-assembling flange is a simple structure, and simple and convenient and orthopedic surgery robot fast-assembling flange that installation accuracy is high of mounting means, and the operation utensil that this design will need the installation passes through fast-assembling flange locating pin, and pre-positioning is in the inside suitable position of flange. The locking ring is rotated, and within the limited rotation range of the limiting groove, the locking ring is gradually in close fit with the surgical instrument until the beads are embedded into the bead positioning holes, the circumferential movement of the locking ring is limited, and meanwhile, the surgical instrument is locked and fixed, so that the surgical instrument is tightly connected with the mechanical arm, and the installation precision is ensured. In addition, the quick-mounting flange is simple in structure, so that the surgical instrument is more convenient to connect. There is the scene of dismouting surgical instruments repeatedly in the in-service use in-process, if surgical instruments is dismantled to needs, this design only need reverse the hard locking ring of twisting, and the ripples pearl can pop out in the ripples pearl locating hole, and locking ring circumferential motion will be unrestricted, moves the locking ring to and surgical instruments dismouting contact surface keeps away empty position, can directly take off surgical instruments and change other instruments, carries out quick dismantlement for the user and provides very big facility.

Drawings

Features, advantages and technical effects of exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

Fig. 1 is an exploded view of an embodiment of the present invention at an angle;

FIG. 2 is an assembly view of an embodiment of the present invention;

fig. 3 is a cross-sectional view of the final assembly of an embodiment of the invention;

FIG. 4 is a view of the quick mount base of the embodiment of the present invention;

FIG. 5 is a cross-sectional view of the quick mount base of an embodiment of the present invention;

fig. 6 is a locking ring view of an embodiment of the invention;

figure 7 is a cross-sectional view of a locking ring according to an embodiment of the invention;

fig. 8 is an assembly schematic of an embodiment of the invention.

Description of reference numerals: 1. locking a ring; 2. a fast-mounting base; 3. spring beads; 4. a spacing pin; 5. a limit screw; 6, positioning pins; 7. an arc-shaped protrusion structure; 8. a stepped bore; 9. an arc-shaped limiting groove.

Detailed Description

The following detailed description of the embodiments of the present invention, taken in conjunction with the accompanying drawings and examples, is intended to illustrate, by way of example, the principles of the invention, but not to limit the scope of the invention, i.e., the invention is not limited to the embodiments described.

In the description of the present invention, it is to be noted that, unless otherwise specified, "plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", and the like, indicate orientations or positional relationships only for convenience in describing the present invention and to simplify the description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "assembled" are to be understood broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.

For a better understanding of the present invention, the connecting device according to the embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Fig. 1 shows an exploded view of a quick mounting flange of an embodiment of the present invention at an angle; fig. 2 is a schematic view of the assembly of the quick mounting flange at an angle according to the embodiment of the present invention; fig. 3 is a sectional view of the assembled flange of the embodiment of the present invention at an angle; FIGS. 4 and 5 show a quick mount base view and a cross-sectional view of an embodiment of the present invention; figures 6 and 7 show a locking ring view and a cross-sectional view of an embodiment of the invention.

As shown in fig. 1, 2 and 3, the utility model provides a bone surgery robot fast-assembling flange, including the restriction part that is used for connecting the restriction axial between surgical instruments and the arm end and radial translation and rotary motion, restriction part includes locking ring 1, fast-assembling base 2, spring ripples pearl 3, spacer pin 4, stop screw 5 and locating pin 6.

In the embodiment of the present invention, as shown in fig. 4 and 5, the fast-assembling base 2 is circumferentially provided with an arc-shaped limiting groove 9, wherein the arc-shaped limiting groove has a guiding function for limiting the rotation direction of the locking ring 1. The fast-assembling base 2 is provided with a positioning pin hole 10, and the positioning pin 6 is arranged in the positioning pin hole 10. Two axially symmetrical step holes 8 are formed in the fast-assembling base 2, and the spring wave beads 3 are arranged in the step holes 8. The top of the fast-assembling base 2 is designed with 3 arc-shaped protruding structures 7, and the arc-shaped protruding structures 7 and the locking ring 1 are matched to clamp surgical instruments needing to be fixedly connected. The bottom of the fast-assembling base 2 is provided with an arc-shaped limiting groove 9, the arc-shaped limiting groove is matched with the limiting pin 4 for use, and the stroke range of the locking ring 1 is regulated.

In the embodiment of the present invention, as shown in fig. 6 and 7, the locking ring 1 is a plum blossom-shaped special ring-shaped structure with anti-slip insection, a plurality of countersunk threaded holes are opened on its circumference, the limit screw 5 is installed on the locking ring 1 through the countersunk threaded hole and cooperates with the annular groove on the fast-assembly base 2 to fix the fast-assembly base 2 and the locking ring 1, so as to form a whole. Wherein, the bottom of the locking ring 1 is provided with a limit pin hole, and the limit pin 4 is fixed on the locking ring 1 through the limit pin hole. The bottom of the locking ring 1 is designed with a bead positioning hole, and beads are embedded into the bead positioning hole, so that the movement of the locking ring 1 is limited after the surgical instrument is locked.

The utility model discloses a pass through fast-assembling flange locating pin with the surgical instruments that need the installation, prepositioning is in the inside suitable position of flange. And rotating the locking ring, wherein the locking ring is gradually tightly matched with the surgical instrument within the limited rotating range of the limiting groove until the beads are embedded into the bead positioning holes, the circumferential movement of the locking ring is limited, and meanwhile, the surgical instrument is tightly locked, so that the surgical instrument is tightly connected with the mechanical arm. The quick-mounting flange is simple in structure, so that the surgical instruments can be connected more conveniently. In addition there is the scene of dismouting surgical instruments repeatedly in the in-service use process, if need dismantle surgical instruments, this design only need reverse the hard locking ring of twisting, and the ripples pearl can pop out in the ripples pearl locating hole, and locking ring circumferential motion will be unrestricted, moves the locking ring to and surgical instruments dismouting contact surface clearance's position, can directly take off surgical instruments and change other instruments, carries out quick dismantlement for the user and provides very big facility.

While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. It is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (9)

1. The utility model provides an orthopedic surgery robot fast-assembling flange which characterized in that, including being used for connecting the restriction part of axial and radial translation and rotary motion between surgical instruments and the arm end, the restriction part includes fast-assembling base, locking ring, spring ripples pearl, spacer pin, stop screw, locating pin.

2. The bone surgery robot quick-mounting flange as claimed in claim 1, wherein the quick-mounting base is circumferentially provided with arc-shaped limiting grooves, and the arc-shaped limiting grooves have a guiding function and are used for limiting the rotating movement direction of the locking rings.

3. The bone surgery robot quick-mounting flange as claimed in claim 1, wherein the quick-mounting base is provided with locating pin holes, and locating pins are arranged in the locating pin holes.

4. The bone surgery robot quick-mounting flange as claimed in claim 1, wherein the quick-mounting base is provided with two axially symmetrical stepped holes, and the spring beads are arranged in the stepped holes.

5. An orthopedic surgery robot quick-mounting flange as claimed in claim 1, wherein the top of said quick-mounting base is designed with 3 arc-shaped protrusion structures, and the arc-shaped protrusion structures and said locking ring cooperate to clamp the surgical instrument to be fixedly connected.

6. The bone surgery robot quick-mounting flange as claimed in claim 1, wherein an arc-shaped limiting groove is designed at the bottom of the quick-mounting base, and the arc-shaped limiting groove and the limiting pin are matched to use to regulate the stroke range of the locking ring.

7. The bone surgery robot quick-mounting flange as claimed in claim 1, wherein the locking ring is a quincuncial ring structure with anti-slip insection, a plurality of countersunk threaded holes are formed in the circumferential direction of the locking ring, the limit screw is mounted on the locking ring through the countersunk threaded hole and matched with the annular groove in the quick-mounting base to fix the quick-mounting base and the locking ring as a whole.

8. A bone surgery robot quick-mounting flange according to claim 1, characterized in that the bottom of the locking ring is provided with a limit pin hole, and a limit pin is fixed on the locking ring through the limit pin hole.

9. An orthopedic surgery robot quick-mounting flange as claimed in claim 1, wherein the bottom of said locking ring is designed with wave bead positioning holes, the wave beads are embedded in said wave bead positioning holes, thereby limiting the movement of the locking ring after the surgical instrument is locked.

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