阅读说明：本技术 一种医用植入式钛钩的成型夹具 (Forming clamp for medical implantable titanium hook ) 是由 仇永林 施展 于 2019-11-28 设计创作，主要内容包括：本发明公开一种医用植入式钛钩的成型夹具,包括夹具本体,夹具本体包括固定套、整形凸模、整形凹模、主杆、限位杆及伸缩块,固定套开设有安装通孔,安装通孔包括第一孔、第二孔、第三孔,伸缩块能左右移动的设置于第一孔中,第二孔内安装有弹簧,限位杆包括杆体及杆头,杆头的直径大于第三孔的孔径,杆体与伸缩块的右端固定连接,伸缩块的左端与主杆的右端固定连接,整形凹模开有整形孔,整形凹模套接于整形凸模上,整形凹模的右端端面上开有限位槽,整形凸模套接于主杆上,整形凸模包括模体、整形块,整形块的右端端面上设置有圆弧形结构的成型凸部,伸缩块的左端端头开有成型凹槽。本发明能实现钛钩的成型,并具有成型质量好的特点。(The invention discloses a forming clamp of a medical implantable titanium hook, which comprises a clamp body, wherein the clamp body comprises a fixed sleeve, a shaping convex die, a shaping concave die, a main rod, a limiting rod and a telescopic block, the fixed sleeve is provided with an installation through hole, the installation through hole comprises a first hole, a second hole and a third hole, the telescopic block can be arranged in the first hole in a left-right moving manner, the downthehole spring of installing of second, the gag lever post includes the body of rod and pole head, the diameter of pole head is greater than the aperture in third hole, the body of rod and the right-hand member fixed connection of flexible piece, the left end of flexible piece and the right-hand member fixed connection of mobile jib, the shaping die is opened there is the shaping hole, the shaping die cup joints on the shaping terrace die, it has the spacing groove to open on the right-hand member terminal surface of shaping die, the shaping terrace die cup joints on the mobile jib, the shaping terrace die includes the die body, the shaping block, be provided with the shaping convex part of convex structure on the right-hand member terminal surface of shaping block, the left end. The invention can realize the molding of the titanium hook and has the characteristic of good molding quality.)

1. The utility model provides a shaping anchor clamps of medical implanted titanium hook, includes the anchor clamps body, its characterized in that: the clamp body comprises a fixed sleeve, a shaping male die, a shaping female die, a main rod, a limiting rod and a telescopic block, wherein an installation through hole is formed in the fixed sleeve along the axial direction of the fixed sleeve, the axial direction of the fixed sleeve is defined to be the left-right direction, the installation through hole comprises a first hole, a second hole and a third hole which are sequentially arranged from left to right and communicated, the telescopic block can be arranged in the first hole in a left-right mode, the aperture of the second hole is smaller than that of the first hole so as to form a first step at the joint of the first hole and the second hole, the aperture of the second hole is larger than that of the third hole so as to form a second step at the joint of the second hole and the third hole, a spring is arranged in the second hole, the left end of the spring is abutted against the telescopic block, the right end of the spring is abutted against the second step, the limiting rod comprises a rod body and a rod head, the diameter of pole head is greater than the aperture of third hole, the body of rod passes and stretches into first hole and the right-hand member fixed connection of flexible piece behind third hole, the second hole, the left end of flexible piece with the right-hand member fixed connection of mobile jib, the plastic die is opened there is shaping hole, just the plastic die cup joint in on the plastic terrace die to it is fixed to lock through the check ring, it has the spacing groove to open on the right-hand member terminal surface of plastic die, the plastic terrace die cup joint in on the mobile jib, just the plastic terrace die include the die body, with shaping hole complex shaping block, shaping block connect in the right-hand member of die body, be provided with the shaping convex part of convex structure on the right-hand member terminal surface of shaping block, the left end head of flexible piece open have with the shaping recess of shaping convex part looks adaptation.

2. The forming clamp of the medical implantable titanium hook according to claim 1, wherein: the outer wall of the die body is provided with external threads, the locking ring is provided with a locking hole, and the hole wall of the locking hole is provided with internal threads matched with the external threads.

3. The forming clamp of the medical implantable titanium hook according to claim 2, wherein: the fixed cover is followed the radial direction of fixed cover is opened there is fixed screw hole to threaded connection has the fixing bolt who is used for fixed flexible piece position, fixed screw hole with first hole intercommunication, it has the fixed slot to open on the outer wall of flexible piece, when flexible piece is under fixed state, fixing bolt top tightly in the tank bottom of the fixed slot of flexible piece.

4. The forming clamp of the medical implantable titanium hook according to claim 3, wherein: the left end head of the main rod is provided with a guide head which is convenient for parts to be sleeved in.

5. The forming clamp of the medical implantable titanium hook according to claim 4, wherein: the guide head is of a conical structure.

6. The forming clamp of the medical implantable titanium hook according to any one of claims 1 to 5, wherein: the die body and the shaping block are of an integral structure.

Technical Field

The invention relates to the technical field of forming clamps, in particular to a forming clamp for a medical implantable titanium hook.

Background

The titanium alloy has the characteristics of light weight, low elastic modulus, no magnetism, no toxicity, high corrosion resistance, high strength and good toughness, and is widely applied in medicine. Fig. 1 is a schematic structural diagram of a medical implantable titanium hook, which needs to be bent and formed during production. However, the existing medical implantable titanium hook belongs to a memory titanium alloy, and is easy to rebound after being molded by adopting a common molding clamp, so that the molded titanium hook has poor dimensional stability and low molding quality, and therefore, the problem is urgently needed to be solved.

Disclosure of Invention

The invention aims to solve the problems, and provides a forming clamp of a medical implantable titanium hook, so as to solve the problem that the forming quality of the existing forming clamp of the medical implantable titanium hook is poor.

The purpose of the invention is realized by the following technical scheme:

the utility model provides a forming fixture of medical implanted titanium hook, includes the anchor clamps body, the anchor clamps body includes fixed cover, plastic terrace die, plastic die, mobile jib, gag lever post and flexible piece, fixed cover has seted up the installation through-hole along its axial direction, defines the axial direction of fixed cover is left right direction, the installation through-hole includes first hole, second hole, the third hole that sets gradually and communicate from left to right, flexible piece can move about set up in the first hole, the aperture in second hole is less than the aperture in first hole is in order to form first step at the junction in first hole and second hole, the aperture in second hole is greater than the aperture in third hole is in order to form the second step at the junction in second hole and third hole, just install the spring in the second hole, the left end of spring supports and leans on flexible piece, and the right-hand member of spring supports and leans on the second step, the limiting rod comprises a rod body and a rod head, the diameter of the rod head is larger than the aperture of the third hole, the rod body penetrates through the third hole and the second hole and then extends into the first hole to be fixedly connected with the right end of the telescopic block, the left end of the telescopic block is fixedly connected with the right end of the main rod, the shaping female die is provided with a shaping hole, the shaping female die is sleeved on the shaping male die and is locked and fixed through a locking ring, the right end face of the shaping female die is provided with a limiting groove, the shaping male die is sleeved on the main rod, the shaping male die comprises a die body and a shaping block matched with the shaping hole, the shaping block is connected with the right end of the die body, the right end face of the shaping block is provided with a shaping convex part with a circular arc-shaped structure, and the left end of the telescopic block is provided with a shaping groove matched with the shaping convex part.

As a preferable scheme of the invention, the outer wall of the die body is provided with an external thread, the locking ring is provided with a locking hole, and the hole wall of the locking hole is provided with an internal thread matched with the external thread.

As a preferable scheme of the present invention, the fixing sleeve is provided with a fixing threaded hole along a radial direction of the fixing sleeve, and is in threaded connection with a fixing bolt for fixing a position of the telescopic block, the fixing threaded hole is communicated with the first hole, the outer wall of the telescopic block is provided with a fixing groove, and when the telescopic block is in a fixed state, the fixing bolt abuts against a groove bottom of the fixing groove of the telescopic block.

As a preferable scheme of the invention, a guide head which is convenient for parts to be sleeved in is arranged at the left end head of the main rod.

In a preferred embodiment of the present invention, the guide head has a conical structure.

As a preferable scheme of the present invention, the mold body and the shaping block are of an integral structure.

The forming clamp of the medical implantable titanium hook has the advantages that the forming clamp of the medical implantable titanium hook can realize the forming of the titanium hook, has the characteristic of good forming quality, and is simple in structure and easy to realize.

Drawings

FIG. 1 is a schematic structural view of a titanium hook;

fig. 2 is a schematic structural diagram of a forming clamp of a medical implantable titanium hook;

FIG. 3 is a schematic structural diagram of a shaping male die;

FIG. 4 is a front view of the shaping die;

FIG. 5 is a right side view of the shaping die;

fig. 6 is a schematic structural view of the telescopic block.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings. It is to be understood that the embodiments described herein are illustrative only and are not limiting upon the present invention.

Referring to fig. 2 to 6, fig. 2 is a schematic structural view of a forming clamp of a medical implantable titanium hook; FIG. 3 is a schematic structural diagram of a shaping male die; FIG. 4 is a front view of the shaping die; FIG. 5 is a right side view of the shaping die; fig. 6 is a schematic structural view of the telescopic block.

In this embodiment, a forming fixture of a medical implantable titanium hook comprises a fixture body, wherein the fixture body comprises a fixed sleeve 4, a shaping male die 2, a shaping female die 3, a main rod 6, a limiting rod 7 and a telescopic block 5, the fixed sleeve 4 is provided with an installation through hole along the axial direction thereof, the axial direction of the fixed sleeve 4 is defined as the left-right direction, the installation through hole comprises a first hole, a second hole and a third hole which are sequentially arranged and communicated from left to right, the telescopic block 5 can be arranged in the first hole in a left-right moving manner, the aperture of the second hole is smaller than that of the first hole so as to form a first step at the joint of the first hole and the second hole, the aperture of the second hole is larger than that of the third hole so as to form a second step at the joint of the second hole and the third hole, a spring 8 is arranged in the second hole, and the left end of the spring 8 is abutted against the telescopic block 5, the right end of the spring 8 is abutted against the second step, the limiting rod 7 comprises a rod body and a rod head, the diameter of the rod head is larger than the aperture of the third hole, the rod body passes through the third hole and the second hole and then extends into the first hole to be fixedly connected with the right end of the telescopic block 5 through threads, the left end of the telescopic block 5 is fixedly connected with the right end of the main rod 6 through threads, the shaping female die 3 is provided with a shaping hole 14, the shaping female die 3 is sleeved on the shaping male die 2 and is locked and fixed through a locking ring 1, the right end face of the shaping female die 3 is provided with 4 limiting grooves 15, the 4 limiting grooves 15 are uniformly distributed along the circumferential direction, the shaping male die 2 is sleeved on the main rod 6, the shaping male die 2 comprises a male die body 11 and a shaping block 12 matched with the shaping hole 14, and the shaping block 12 is connected to the right end of the male die body 11, the shaping block is characterized in that a shaping convex part 13 with an arc-shaped structure is arranged on the right end face of the shaping block 12, and a shaping groove 16 matched with the shaping convex part 13 is formed in the left end head of the telescopic block 5.

In this embodiment, an external thread is arranged on the outer wall of the mold body 11, a locking hole is formed in the locking ring 1, and an internal thread matched with the external thread is arranged on the hole wall of the locking hole; the locking of the shaping female die 3 can be realized by screwing the locking ring 1.

In this embodiment, the fixing sleeve 4 is provided with a fixing threaded hole 9 along the radial direction of the fixing sleeve 4, and is in threaded connection with a fixing bolt for fixing the position of the telescopic block 5, the fixing threaded hole 9 is communicated with the first hole, the outer wall of the telescopic block 5 is provided with a fixing groove 17, and when the telescopic block 5 is in a fixed state, the fixing bolt is tightly pressed against the bottom of the fixing groove 17 of the telescopic block 5; with this structure, the telescopic block 5 can be locked.

In order to facilitate the parts to be sleeved into the main rod 6, in this embodiment, a guide head 10 is arranged at the left end of the main rod 6, and the guide head 10 is of a conical structure.

In order to facilitate manufacturing, in this embodiment, the mold body 11 and the shaping block 12 are an integral structure.

In this embodiment, the aperture of the shaping hole 14 decreases from the right end to the left end, and correspondingly, the outer diameter of the shaping block 12 is adapted to the shaping hole 14, mainly to the slope of the edge of the part.

This application, flexible piece 5 when shaping with the cooperation of plastic terrace die 2, flexible piece 5 compression spring 8 and be located the inside of fixed cover 4, under this state, plastic terrace die 2 receives artifical thrust right, and flexible piece 5 receives the power left that gives it after the compression of spring 8, and then can make the shaping quality better.

During operation, a part is sleeved on the main rod 6, then the shaping male die 2 provided with the shaping female die 3 is sleeved on the main rod 6, at the moment, the shaping female die 3 is only sleeved on the shaping male die 2 and is not locked by the locking ring 1, then, the shaping male die 2 is pushed rightwards, so that the forming convex part 13 of the shaping block 12 of the shaping male die 2 is propped against the forming groove 16 of the telescopic block 5, the right pushing is continued, the telescopic block 5 is driven to compress the spring 8 and move rightwards until the telescopic block 5 is propped against the first step, at the moment, the fixing bolt is screwed to lock the telescopic block 5, the part is bent under the matching of the forming convex part 13 and the forming groove 16, the edge of the bent part extends out leftwards, at the moment, the shaping female die 3 is manually rotated, so that the edge of the part is clamped into the limiting groove 15 of the shaping female die 3, when 4 edges of the part are clamped into the limiting groove 15, the shaping, at the moment, the shaping female die 3 is pushed rightwards to be propped against the fixed sleeve 4, then, the fixing bolt is loosened, the telescopic block 5 moves towards the left side under the action of the spring 8, the shaping male die 2 moves leftwards, then, the locking ring 1 is screwed to lock the shaping female die 3, at the moment, the shaping block 12 of the shaping male die 2 is tightly matched with the shaping hole 14 of the shaping female die 3 to realize shaping of the edge of the part, and after shaping is completed, the shaping male die 2, the shaping female die 3 connected with the shaping male die and the locking ring 1 are taken down from the main rod 6 together, so that the part can be taken out.

The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but rather is susceptible to various changes and modifications without departing from the spirit and scope of the invention, which changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims.