CN212560508U

CN212560508U - Electrolytic polishing device for bone drill processing

Info

Publication number: CN212560508U
Application number: CN202020497163.6U
Authority: CN
Inventors: 倪大山; 张磊
Original assignee: Suzhou Arnold Medical Equipment Co ltd
Current assignee: Suzhou Arnold Medical Equipment Co ltd
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2021-02-19
Anticipated expiration: 2030-04-08

Abstract

The utility model discloses an electrolytic buffing device is used in bone drill processing, bore elevating gear and water bath including DC power supply, electrolysis trough, cathode assembly, anode assembly, bone, DC power supply is located water bath outside one side, the electrolysis trough is located water bath inside, bone bores elevating gear fixed mounting in water bath upper portion, anode assembly fixed connection is in bone and bores elevating gear, cathode assembly contains insulating support, a set of carrier, titanium silk and hangers, the titanium silk is heliciform suit inside the helicla flute, and the diameter of titanium silk is less than the groove depth of helicla flute, cathode assembly hangs through the hangers and arranges inside the electrolysis trough in, fixed mounting bone drill anchor clamps in the anode assembly, bone drill anchor clamps are just right in the axial with the carrier. The electrolytic polishing device for bone drill processing has simple structure, safety and reliability, improves the current density, ensures the inter-polar distance in the electrolytic polishing process, and has the surface roughness reaching 0.05 mu m.

Description

Electrolytic polishing device for bone drill processing

Technical Field

The utility model relates to the technical field of medical instrument manufacturing, in particular to electrolytic polishing device for bone drill processing.

Background

The bone drill belongs to one kind of medical equipment, is commonly used in bone drilling operation, has the highest application frequency in fracture operation, in the operation, medical staff needs to use the bone drill to drill a hole on the bone surface of a patient, and finally the operation is completed.

An object of the utility model is to provide a bone bores electrolytic buffing device for processing to solve the problem that proposes among the above-mentioned background art.

Disclosure of Invention

Utility model purpose: in order to overcome the defects, the utility model aims to provide an electrolytic polishing device for bone drill processing, which has simple structure, safety and reliability, improves the current density, avoids the short circuit risk, ensures the inter-polar distance in the electrolytic polishing process, and the surface roughness can reach 0.05 μm after polishing.

The technical scheme is as follows: in order to achieve the above object, the utility model provides an electrolytic buffing device is used in bone drill processing, including DC power supply, electrolysis trough, cathode assembly, anode assembly, bone drill elevating gear and water bath, DC power supply is located water bath outside one side, the electrolysis trough is located water bath inside, bone drill elevating gear fixed mounting is in water bath upper portion, anode assembly fixed connection is in bone drill elevating gear, cathode assembly contains insulating support, a set of carrier, titanium silk and hangers, the carrier is barrel-shaped, places in a set of round hole of insulating support, and the inner wall of carrier is equipped with the heliciform suit inside the heliciform spiral groove, and the diameter of titanium silk is less than the groove depth of spiral groove, hangers symmetric distribution is in the both ends of insulating support, cathode assembly places the electrolysis trough inside through the hangers, and a bone drill clamp is fixedly arranged in the anode assembly, and the bone drill clamp is opposite to the carrier in the axial direction.

Furthermore, in the above electrolytic polishing device for bone drill processing, a flange is arranged on the upper portion of the carrier and used for placing the whole carrier on the circular hole of the insulating support, and a first square groove is arranged on the flange, and the depth of the first square groove reaches the spiral groove on the uppermost portion corresponding to the first square groove, so that the titanium wire can be conveniently wound outside the carrier from the spiral groove through the first square groove.

Further, foretell bone bores processing and uses electrolytic buffing device, the position of the adjacent a set of round hole of insulating support still is equipped with the bar groove, the bar inslot is fixed and is placed the titanium stick, is provided with the second square groove between bar groove and the round hole, and the outside titanium wire of reacing the carrier passes through second square groove (33) and connects the titanium stick.

Further, foretell bone bores processing and uses electrolytic buffing device, bone bores elevating gear contains the pillar at both ends, crosses the crossbeam of pillar upper end, is fixed in a pair of linear electric motor on crossbeam upper portion, connects linear electric motor's lead screw and connects the movable rod between two lead screws, be equipped with the guide rail in the just right one side of pillar, bone bores elevating gear through the pillar fixed mounting at both ends in the up end of water bath, the movable rod oscilaltion drives the bone and bores the whole process of accomplishing electrolytic buffing.

Further, the electrolytic polishing device for bone drill processing, wherein the anode assembly further comprises a conductive metal wire, the conductive metal wire is fixed on the lower surface of the movable rod, and the bone drill clamp is a conductive metal body and is fixedly mounted on the movable rod and respectively connected with the conductive metal wire.

Further, in the electrolytic polishing device for bone drill processing, the electrolytic bath is provided with an electrolyte inlet and an electrolyte outlet, and the electrolyte inlet and the electrolyte outlet penetrate through the water bath through the pipe body.

Preferably, in the above electrolytic polishing device for bone drill processing, a temperature probe and a heating wire heating device are disposed in the water bath.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an electrolytic buffing device is used in bone drill processing establishes to heliciform and suit in the carrier through with negative pole titanium silk, guarantees when increasing current density that the bone bores the surface and waits to the polar distance department of negative pole, has improved the electrolytic buffing quality.

2. The utility model discloses an electrolytic buffing device is used in bone drill processing sets up the groove depth for being less than the helicla flute through the diameter with the titanium silk, makes the titanium silk not exceed the inner wall of carrier, avoids the bone that the equipment error probably leads to bore in the contact of titanium silk and the short circuit that causes.

3. The utility model discloses an electrolytic buffing device is used in bone drill processing through the bar fretwork that sets up vertical direction on the carrier, the flow of the electrolyte of being convenient for.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the electrolytic bath and the water bath;

FIG. 3 is a schematic structural view of a cathode assembly of the present invention;

FIG. 4 is a schematic structural view of a barrel-shaped carrier according to the present invention;

fig. 5 is a schematic structural view of the middle bone drill lifting device of the present invention.

Detailed Description

The invention will be further elucidated with reference to the drawings and the specific embodiments.

Examples

The electropolishing device for bone drill processing shown in fig. 1-4 comprises a dc power supply 1, an electrolytic cell 2, a cathode assembly 3, an anode assembly 4, a bone drill lifting device 5 and a water bath 6, wherein the dc power supply 1 is located at one side outside the water bath 6, the electrolytic cell 2 is located inside the water bath 6, the bone drill lifting device 5 is fixedly mounted at the upper part of the water bath 6, the anode assembly 4 is fixedly connected to the bone drill lifting device 5, the cathode assembly 3 comprises an insulating support 31, a group of carriers 32, a titanium wire 34 and a hanging lug 36, the carriers 32 are barrel-shaped and are placed in a group of round holes of the insulating support 31, the inner wall of the carriers 32 is provided with a spiral groove 321 and a hollow strip 323 in the vertical direction, the titanium wire 34 is spirally sleeved inside the spiral groove 321, the diameter of the titanium wire 34 is smaller than the groove depth of the spiral groove 321, the hanging lugs 36 are symmetrically distributed at two ends of the insulating, the cathode assembly 3 is hung in the electrolytic bath 2 through a hanging lug 36, a bone drill clamp 42 is fixedly installed in the anode assembly 4, and the bone drill clamp 42 is opposite to the carrier 32 in the axial direction.

Further, as shown in fig. 4, in the above-mentioned electrolytic polishing device for bone drilling, a flange 324 is provided on the upper portion of the carrier 32 for placing the entire carrier 32 on the circular hole of the insulating support 31, a first square groove 322 is provided on the flange 324, and the depth of the first square groove 322 reaches the corresponding uppermost spiral groove 321, so that the titanium wire 36 can be wound from the spiral groove 321 to the outside of the carrier 32 through the first square groove 322.

Further, as shown in fig. 3, in the above electrolytic polishing device for bone drilling, a strip-shaped groove is further provided at a position of the insulating support 31 adjacent to the group of round holes, a titanium rod 35 is fixedly placed in the strip-shaped groove, a second square groove 33 is provided between the strip-shaped groove and the round hole, and a titanium wire 36 reaching the outside of the carrier 32 is connected to the titanium rod 35 through the second square groove 33.

Further, as shown in fig. 5, in the above electrolytic polishing device for bone drill processing, the bone drill lifting device 5 includes pillars 51 at two ends, a cross beam 52 crossing the upper ends of the pillars 51, a pair of linear motors 54 fixed on the upper portion of the cross beam 52, a lead screw 55 connected to the linear motor 54, and a movable rod 53 connected between the two lead screws 55, a guide rail is provided in the side opposite to the pillars 51, the bone drill lifting device 5 is fixedly mounted on the upper end surface of the water bath 6 through the pillars 51 at two ends, and the movable rod 53 is lifted up and down to drive the bone drill to complete the whole process of electrolytic polishing.

Further, as shown in fig. 5, in the above electrolytic polishing apparatus for bone drilling, the anode assembly 4 further includes a conductive metal wire 41, the conductive metal wire 41 is fixed on the lower surface of the movable rod 53, and the bone drilling jig 42 is a conductive metal body, is fixedly mounted on the movable rod 53, and is connected to the conductive metal wire 41.

Further, in the above electrolytic polishing device for bone drilling, the electrolytic bath 2 is provided with an electrolyte inlet 21 and an electrolyte outlet 22, and the electrolyte inlet 21 and the electrolyte outlet 22 pass through the water bath 6 through the pipe body.

Preferably, in the above electrolytic polishing device for bone drill processing, a temperature probe and a heating wire heating device are disposed in the water bath 6.

The working principle is as follows:

the positive pole of the direct current power supply 1 is connected with the conductive metal wire 41, the negative pole is connected with the titanium rod 35, the linear motor 54 is started, the bone drill to be polished just faces into the carrier 32 to form an electrolytic loop, and the distance between the titanium wire 34 in the spiral groove 321 and the pole of the bone drill is equal, so that the polishing quality is improved.

The technical principles of the present invention have been described above in connection with specific embodiments, which are intended to explain the principles of the invention and should not be interpreted as limiting the scope of the invention in any way. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. The utility model provides a bone bores electrolytic buffing device for processing which characterized in that: the device comprises a direct current power supply (1), an electrolytic bath (2), a cathode component (3), an anode component (4), a bone drill lifting device (5) and a water bath (6), wherein the direct current power supply (1) is positioned on one side of the outside of the water bath (6), the electrolytic bath (2) is positioned inside the water bath (6), the bone drill lifting device (5) is fixedly arranged on the upper portion of the water bath (6), the anode component (4) is fixedly connected to the bone drill lifting device (5), the cathode component (3) comprises an insulating support (31), a group of carriers (32), a titanium wire (34) and a hanging lug (36), the carriers (32) are barrel-shaped and are placed in a group of round holes of the insulating support (31), the inner wall of each carrier (32) is provided with a spiral groove (321) and a strip-shaped hollow part (323) in the vertical direction, the titanium wire (34) is spirally sleeved inside the spiral groove (321), and the diameter of the titanium wire (34) is smaller than the groove depth of the spiral groove (321), the hanging lugs (36) are symmetrically distributed at two ends of the insulating support (31), the cathode component (3) is hung inside the electrolytic tank (2) through the hanging lugs (36), the bone drill clamp (42) is fixedly installed in the anode component (4), and the bone drill clamp (42) is opposite to the carrier (32) in the axial direction.

2. The electropolishing apparatus for bone drilling as defined in claim 1, wherein: the upper part of the carrier (32) is provided with a flange (324), the flange (324) is provided with a first square groove (322), and the depth of the first square groove (322) reaches the spiral groove (321) at the uppermost part corresponding to the first square groove.

3. The electropolishing apparatus for bone drilling as defined in claim 1, wherein: the position of the adjacent group of round holes of insulating support (31) still is equipped with the bar groove, bar inslot fixed titanium stick (35) of placing is provided with second square groove (33) between bar groove and the round hole.

4. The electropolishing apparatus for bone drilling as defined in claim 1, wherein: bone drill elevating gear (5) contain pillar (51) at both ends, span crossbeam (52) of pillar (51) upper end, be fixed in a pair of linear electric motor (54) on crossbeam (52) upper portion, lead screw (55) of connecting linear electric motor (54) and connect in movable rod (53) between two lead screws (55), be equipped with the guide rail in pillar (51) just right one side, bone drill elevating gear (5) are through pillar (51) fixed mounting at both ends in the up end of water bath (6).

5. The electropolishing apparatus for bone drilling as defined in claim 4, wherein: the positive pole subassembly (4) still contain electrically conductive metal wire (41), electrically conductive metal wire (41) are fixed in the lower surface of movable rod (53), bone drill anchor clamps (42) are the conductive metal body, and fixed mounting meets with electrically conductive metal wire (41) respectively in movable rod (53).

6. The electropolishing apparatus for bone drilling as defined in claim 1, wherein: the electrolytic cell (2) is provided with an electrolyte inlet (21) and an electrolyte outlet (22), and the electrolyte inlet (21) and the electrolyte outlet (22) penetrate through the water bath (6) through a tube body.

7. The electropolishing apparatus for bone drilling as defined in claim 1, wherein: a temperature probe and an electric heating wire heating device are arranged in the water bath (6).