Efficient centrifugal grinding device for nickel-titanium wires

Abstract

The utility model relates to the related field of nickel-titanium wire grinding, in particular to an efficient centrifugal grinding device for nickel-titanium wires, which comprises a device body, the device body comprises an outer shell, an upper cover plate, an auxiliary component, an inner shell and a discharging component, a lower support is arranged at the bottom of the outer shell, and a hinge seat is arranged on one side of the upper end of the outer shell. A spline shaft is rotatably arranged in the outer shell, a motor is connected to the lower end of the spline shaft, the upper cover plate is rotatably connected to the hinge seat, the auxiliary assembly is rotatably arranged on the inner side of the upper cover plate, the inner shell is arranged in the outer shell, a spline sleeve is arranged in the center of the inner shell, and the spline sleeve is correspondingly inserted into the spline shaft; the discharging assembly is arranged on one side of the lower support and can fully stir and disperse nickel-titanium wires and abrasive materials, so that the nickel-titanium wires and the abrasive materials make more sufficient contact and are ground, rapid separation and discharging of the nickel-titanium wires and the abrasive materials can be achieved, and the nickel-titanium wires do not need to be manually taken out of the abrasive materials.

Description

TECHNICAL FIELD

[0001] The utility model relates to nickel titanium wire related field, especially a kind of high-efficiency centrifugal grinding device for nickel titanium wire. BACKGROUND

[0002] Nickel titanium wire is a shape memory alloy material composed of two metal elements of nickel and titanium, it has unique shape memory performance and super elasticity, can restore original shape after deformation without losing mechanical properties, in addition, nickel titanium wire also has high tensile strength, good corrosion resistance and fatigue resistance and other characteristics, widely used in medical devices, consumer electronics, automobile, aerospace and other fields. In medical devices, nickel titanium alloy is popular due to its biocompatibility and super elasticity, used to manufacture stents, guide wires, stone baskets, filters, needles, dental files, etc., nickel titanium wire usually needs to be ground during processing;

[0003] The grinding operation of nickel titanium wire in the prior art is usually completed by a centrifugal grinding machine, most of the existing centrifugal grinding machines have simple structure, and the nickel titanium wire is centrifugally ground with the aid of abrasive and water. The internal part cannot be stirred during the grinding process, the abrasive and nickel titanium wire are prone to accumulate, which affects the grinding efficiency and quality, and the discharge and separation after grinding are not convenient, and manual operation is required, so the practicability is poor. Therefore, we need to upgrade and modify the existing technology to overcome the existing problems and deficiencies. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of high-efficiency centrifugal grinding device for nickel titanium wire to solve the problems raised in the above background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A kind of high-efficiency centrifugal grinding device for nickel titanium wire is designed, including device body, the device body contains shell body, upper cover plate, auxiliary assembly, inner shell and discharge assembly, the lower support is provided at the bottom of the shell body, and the hinge seat is provided at the upper end of one side, the spline shaft is rotatably arranged in the shell body, and the motor is connected to the lower end of the spline shaft, the upper cover plate is rotatably connected to the hinge seat, the auxiliary assembly is rotatably arranged in the inner side of the upper cover plate, the inner shell is arranged in the shell body, and the spline sleeve is arranged in the center, the spline sleeve is inserted on the spline shaft, and the discharge assembly is arranged on one side of the lower support.

[0007] Further, the auxiliary assembly includes an inner cover plate, an inner sealing ring and four fixing seats are arranged on the inner side of the inner cover plate, the limiting shaft is rotatably arranged on the fixing seat, and the polishing rod is connected to the outer end of the limiting shaft.

[0008] Further, the discharging assembly comprises a discharging tank, upper and lower sieve screens are arranged in the discharging tank respectively, and vibration motors are arranged at lower ends of the upper and lower sieve screens respectively.

[0009] Further, the inner cover plate is attached to the upper end of the inner shell body and is provided with three sets of guide sliding blocks on the back surface, the inner side of the upper cover plate is provided with a guide sliding groove, and the guide sliding blocks are slidingly arranged in the guide sliding groove.

[0010] Further, a plurality of connecting holes are formed in the fixing seat, and the connecting holes are connected to the surface of the inner cover plate.

[0011] Further, the discharging tank is provided with a discharging port on one side of the lower sieve screen, and a liquid outlet is arranged at the bottom of the discharging tank.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1. The device is provided with an upper cover plate, a guide sliding groove, an auxiliary assembly, an inner cover plate, a sealing ring, a guide sliding block, a fixing seat, a polishing rod and a limiting shaft, the inner cover plate is rotationally connected to the inner side of the upper cover plate through the guide sliding block and the guide sliding groove, the polishing rod is rotationally connected to the fixing seat through the limiting shaft, the polishing rod is in contact with the abrasive and the nickel-titanium wire, the nickel-titanium wire and the abrasive can be fully stirred and dispersed, the nickel-titanium wire and the abrasive are more fully in contact and grinding, the grinding efficiency and quality of the nickel-titanium wire are improved, and the practicability of the device is improved.

[0014] 2. The device is provided with an inner shell body, a spline sleeve, a discharging assembly, a discharging tank, an upper sieve screen, a lower sieve screen, a vibration motor, a discharging port and a liquid outlet, the nickel-titanium wire and the abrasive are separated through the upper sieve screen, the abrasive and water are separated through the lower sieve screen, the nickel-titanium wire and the abrasive can be quickly separated and discharged, the nickel-titanium wire does not need to be manually taken out from the abrasive, the operation is more simple and convenient, the device can continuously grind without stopping for discharging and replacing the inner shell body, and the processing efficiency of the device is improved.

[0015] The specific embodiments of the utility model are disclosed in detail with reference to the following description and drawings, and the principle of the utility model can be adopted. It should be understood that the embodiments of the utility model are not limited in scope. The embodiments of the utility model include many changes, modifications and equivalents within the spirit and clauses of the appended claims. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, are used to explain the utility model together with the embodiments of the utility model, and do not constitute the limitation of the utility model. In the drawings:

[0017] Figure 1The utility model provides a whole structure schematic view of a high -efficient centrifugal grinding device for nickel titanium wire,

[0018] Figure 2 The utility model provides a whole structure schematic view of a high -efficient centrifugal grinding device for nickel titanium wire,

[0019] Figure 3 The utility model provides a whole structure schematic view of a high -efficient centrifugal grinding device for nickel titanium wire,

[0020] Figure 4 The utility model provides a whole structure schematic view of a high -efficient centrifugal grinding device for nickel titanium wire.

[0021] In the drawing: 1, device body; 2, outer shell; 21, lower support; 22, hinged seat; 23, motor; 24, spline shaft; 3, upper cover plate; 31, guide chute; 4, auxiliary assembly; 41, inner cover plate; 42, sealing ring; 43, guide sliding block; 44, fixed seat; 45, polishing rod; 46, limiting shaft; 47, connecting hole; 5, inner shell; 51, spline sleeve; 6, discharge assembly; 61, discharge tank; 62, upper screen; 63, lower screen; 64, vibration motor; 65, discharge port; 66, liquid outlet. DETAILED DESCRIPTION

[0022] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described in combination with specific embodiments.

[0023] As Figure 1 The utility model provides a high -efficient centrifugal grinding device for nickel titanium wire, including device body 1, device body 1 contains outer shell 2, upper cover plate 3, auxiliary assembly 4, inner shell 5 and discharge assembly 6 in, the lower support 21 is established to the bottom of outer shell 2 and the upper end one side is equipped with hinged seat 22, spline shaft 24 is rotationally arranged in the inside of outer shell 2 and is connected with motor 23 in the lower end of spline shaft 24, upper cover plate 3 is rotationally connected in hinged seat 22, auxiliary assembly 4 is rotationally arranged in the inner side of upper cover plate 3, inner shell 5 is arranged in the inside of outer shell 2 and is equipped with spline sleeve 51 in the center, spline sleeve 51 is correspondingly inserted on spline shaft 24, and discharge assembly 6 is arranged in the one side of lower support 21.

[0024] Preferably, the auxiliary assembly 4 comprises an inner cover plate 41, the inner side of the inner cover plate 41 is provided with an inner sealing ring 42 and four sets of fixing seats 44, the fixing seat 44 is rotatably provided with a limiting shaft 46, and the outer end of the limiting shaft 46 is connected with a polishing rod 45, the inner cover plate 41 is attached to the upper end of the inner shell 5 and is provided with three sets of guide sliding blocks 43 on the back, the inner side of the upper cover plate 3 is provided with a guide sliding groove 31, the guide sliding block 43 is slidingly arranged in the guide sliding groove 31, and a plurality of connecting holes 47 are formed in the fixing seat 44 and are correspondingly connected to the surface of the inner cover plate 41.

[0025] The inner cover plate 41 is rotatably connected to the inner side of the upper cover plate 3 through the cooperation of the guide sliding block 43 and the guide sliding groove 31, the polishing rod 45 is rotatably connected to the fixing seat 44 through the limiting shaft 46, the polishing rod 45 is in contact with the abrasive and the nickel-titanium wire, the nickel-titanium wire and the abrasive can be fully stirred and dispersed, the nickel-titanium wire and the abrasive are more fully contacted and ground, the grinding efficiency and quality of the nickel-titanium wire are improved, and the practicability of the device is improved.

[0026] Preferably, the discharge assembly 6 comprises a discharge tank 61, the inner side of the discharge tank 61 is provided with an upper sieve 62 and a lower sieve 63, the lower end of the upper sieve 62 and the lower sieve 63 is respectively provided with a vibration motor 64, the discharge tank 61 is provided with a discharge port 65 on one side of the lower sieve 63, and the bottom of the discharge tank 61 is provided with a liquid outlet 66.

[0027] The nickel-titanium wire and the abrasive are separated by the upper sieve 62, so that the abrasive falls on the lower sieve 63 below, the abrasive and water are separated by the lower sieve 63, the abrasive is discharged from the discharge port 65, and the waste water is discharged from the bottom liquid outlet 66, so that the nickel-titanium wire and the abrasive can be quickly separated and discharged, the nickel-titanium wire does not need to be manually taken out from the abrasive, the operation is more simple and convenient, the inner shell 5 can be operated, and the discharge does not need to be stopped.

[0028] The use principle and use process of the utility model are as follows: when in use, first, the upper cover plate 3 is opened, the inner shell 5 is drivingly connected to the spline shaft 24 through the spline sleeve 51, the abrasive and tap water are added into the inner shell 5, then the nickel-titanium wire to be ground is put in, the upper cover plate 3 is closed and the auxiliary assembly 4 is inserted into the inner shell 5, the spline shaft 24 is driven to rotate by the motor 23, the inner shell 5 is driven to rotate by the spline shaft 24, the abrasive and the nickel-titanium wire are contacted and ground, the nickel-titanium wire and the abrasive are contacted with the polishing rod 45, the polishing rod 45 disperses the nickel-titanium wire and the abrasive, the quality and efficiency of the grinding operation are ensured, after the grinding is completed, the inner shell 5 can be taken out from the outer shell 2, a new inner shell 5 is used to continue the grinding operation, then the nickel-titanium wire and the abrasive after grinding are poured into the discharge tank 61, the nickel-titanium wire and the abrasive are screened by the upper sieve 62 and the lower sieve 63 respectively, the abrasive is taken out from the discharge port 65, and the waste water is discharged from the liquid outlet 66.

[0029] In the description of the utility model, it is necessary to explain, unless there is explicit stipulation and limitation, the term "installation", "is provided with", "connection" and the like should be broad sense understanding, for example "connection", can be fixed connection, also can be detachable connection, or integral connection, can be mechanical connection, also can be electrical connection, can be directly connected, also can be indirectly connected through intermediate medium, can be two element internal communication. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0030] In the description of the embodiment, the orientation or position relationship of the terms "upper", "lower", "right", etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of description and simplification of operation, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.

Claims

1. A high efficiency centrifugal grinding device for nickel titanium wire, characterized by: Including device body (1), the device body (1) contains shell (2), upper cover plate (3), auxiliary assembly (4), inner shell (5) and discharge assembly (6), the bottom of the shell (2) is provided with lower support (21) and the upper end is provided with hinged seat (22), the spline shaft (24) is rotationally arranged in the shell (2) and the lower end of the spline shaft (24) is connected with motor (23), the upper cover plate (3) is rotationally connected on the hinged seat (22), the auxiliary assembly (4) is rotationally arranged on the inner side of the upper cover plate (3), the inner shell (5) is arranged in the shell (2) and the center is provided with spline sleeve (51), the spline sleeve (51) is correspondingly inserted on the spline shaft (24), the discharge assembly (6) is arranged on one side of the lower support (21).

2. A high efficiency centrifugal grinding device for nickel titanium wire as defined in claim 1, wherein: The auxiliary assembly (4) includes an inner cover plate (41), the inner side of the inner cover plate (41) is provided with an inner sealing ring (42) and four groups of fixing seats (44), the fixing seat (44) is rotationally provided with a limiting shaft (46) and the outer end of the limiting shaft (46) is connected with a polishing rod (45).

3. A high efficiency centrifugal grinding device for Nitinol wire as defined in claim 1, wherein: The discharge assembly (6) includes a discharge tank (61), the discharge tank (61) is respectively provided with an upper sieve (62) and a lower sieve (63), the lower end of the upper sieve (62) and the lower sieve (63) is respectively provided with a vibration motor (64).

4. A high efficiency centrifugal grinding device for Nitinol wire as defined in claim 2, wherein: The inner cover plate (41) is attached to the upper end of the inner shell (5) and the back is provided with three groups of guide sliding blocks (43), the inner side of the upper cover plate (3) is provided with a guide sliding groove (31), the guide sliding block (43) is slidingly arranged in the guide sliding groove (31).

5. A high efficiency centrifugal grinding device for Nitinol wire as defined in claim 2, wherein: A plurality of connecting holes (47) are formed in the fixing seat (44), and the connecting holes (47) are connected to the surface of the inner cover plate (41).

6. A high efficiency centrifugal grinding device for Nitinol wire as defined in claim 3, wherein: The discharge tank (61) is provided with a discharge port (65) on one side of the lower sieve (63), and the bottom of the discharge tank (61) is provided with a liquid outlet (66).

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