CN220614177U - Precise catheter rotary cutting device - Google Patents

Abstract

The utility model provides a precise catheter rotary cutting device, which relates to the technical field of rotary cutting devices and comprises a frame body, wherein one side of the frame body is provided with a movable sliding rail, one side of the frame body is provided with a catheter, the catheter penetrates through a hole in the frame body, one side of the frame body is provided with a fastening device, one side of the frame body is provided with a cutter feeding device, one side of the frame body is provided with an adjustable inlet device, one side of the frame body is provided with a micro-adjustment device, and the fastening device comprises a fixed table.

Description

Precise catheter rotary cutting device

Technical Field

The utility model relates to the technical field of rotary cutting devices, in particular to a precise catheter rotary cutting device.

Background

Catheters are often needed in the use process of daily medical instruments, and because the prototype lengths of the catheters are different, the catheters are cut by using a catheter rotary cutting device before use, so that the catheters are cut into lengths which are suitable for the use conditions.

The inventor finds that the catheter in the medical instrument has frequent use rate in daily work, and the catheter generally adopts a multi-layer structure to enhance the physical performance, and some catheters are spliced in a multi-section mode, so that the high requirement on the flatness of the end face of the catheter is needed, and the conventional manual cutting can cause the conditions that the cut end face is uneven or can not be cut off during cutting due to the fact that the catheter is soft in material and easy to squeeze and deform.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a precise catheter rotary cutting device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a precision conduit rotary-cut device, includes the support body, one side of support body is provided with the removal slide rail, one side of support body is provided with the pipe, the pipe runs through the hole on the support body, one side of support body is provided with fastener, one side of support body is provided with cutter feeding device, one side of support body is provided with adjustable inlet device, one side of support body is provided with little integer device, fastener includes the fixed station, fixed station bottom and removal slide rail sliding connection, the rotation chamber has been seted up to one side of fixed station, the inside rotation in rotation chamber is connected with the cylinder piece, one side fixedly connected with pipe of cylinder piece, the pipe sets up inside the pipe, one end fixedly connected with knob of cylinder piece, cutter feeding device includes the backup pad, backup pad and support body fixed connection, the screw has been seted up to one side of backup pad, the inner wall threaded connection of screw, one end rotation of screw rod is connected with the rectangle pole, the draw-in groove has been seted up to one side of rectangle pole, the inside slip of draw-in groove is equipped with the blade, adjustable ring is including setting up at the centre of a plurality of rings, the blade is located at the fixed ring, the fixed ring is located at the fixed ring.

The effects achieved by the components are as follows: through setting up fastener, cutter feeding device and adjustable inlet means, make personnel can insert the pipe inside and manual promotion knob, make the knob drive the cylinder piece and control the removal, make the cylinder piece drive the fixed station and follow and remove the slide rail surface side-to-side movement, make the fixed station drive the pipe and control the removal, make the pipe control move to get into the hole on the support body in and the inside of ring, make the ring carry out supplementary spacing to the pipe under the extrusion effect of a plurality of blades to the pipe surface, at this moment with the cutter card go into the draw-in groove inside, make cutter and rectangular bar connection fixed, at this moment under the supporting action of backup pad to the screw rod, make the screw rod rotate in the screw hole inside, make the screw rod drive rectangular bar and control the removal in support body space, when the cutter moves to laminating and extrudees the pipe surface position, make the knob drive the cylinder piece rotate, make the pipe surface rotate, and make the pipe carry out the rotation, and then make the pipe carry out the pipe, reduce the pressure to cut off the pipe through the rotation of pipe and cause the soft end face to cut off, can not be out the soft cutting when the pipe is cut off, can not be flat or the soft end face has improved because the pipe is cut off.

Preferably, a threaded hole is formed in one side of the circular tube, and a fastening screw is connected to the inner wall of the threaded hole in a threaded mode.

The effects achieved by the components are as follows: through setting up the screw hole for personnel can change into the fastening screw and squeeze fixed to the pipe with the inside circular screw hole, make the pipe inside more stable at the pipe, reduce the knob and drive the pipe and take place the condition of displacement when rotatory cutting.

Preferably, one side of the knob is fixedly connected with a round rod, and the surface of the round rod is rotationally connected with a cylinder.

The effects achieved by the components are as follows: through setting up round bar and drum for but personnel manual drum surface cooperation round bar drive knob swiftly rotate, improve personnel manual convenience of rotating the knob.

Preferably, one side of backup pad fixed connection spacing slide rail, one side fixedly connected with stopper of rectangular bar, the surface and the inner wall sliding connection of spacing slide rail of stopper.

The effects achieved by the components are as follows: through setting up stopper and spacing slide rail for the stopper can be located the inside of spacing slide rail and assist spacingly to the rectangle pole, reduces the rectangle pole and appears rocking the condition that leads to the cutter to rock in the use, and then improves the stability in use of cutter.

Preferably, the inner wall of the rotating cavity is rotationally connected with a rolling bearing, and an inner side ring of the rolling bearing is fixedly connected with the surface of the cylindrical block.

The effects achieved by the components are as follows: through setting up antifriction bearing for antifriction bearing can increase the rotation efficiency between cylinder piece and the rotation chamber, antifriction bearing keeps the knob can normally rotate simultaneously.

Preferably, the micro-arranging device comprises a rectangular block, the rectangular block is fixedly connected with the frame body, an electric telescopic rod is arranged in the rectangular block, one end of the electric telescopic rod is fixedly connected with a U-shaped block, a circular hole is formed in the surface of the U-shaped block, a rotating shaft is arranged in the circular hole, and a roller is connected to the surface of the rotating shaft in a rotating mode.

The effects achieved by the components are as follows: through setting up little integer device for electric telescopic handle drives U type piece and moves about, makes U type piece drive the gyro wheel through the pivot and moves about, makes the gyro wheel about move to carry out little integer correction to the pipe surface with pipe surface laminating position, reduces the crooked condition of pipe surface appearance.

Compared with the prior art, the utility model has the advantages and positive effects that:

according to the utility model, the fastening device, the cutter feeding device and the adjustable inlet device are arranged, so that the surface of the catheter can be attached to the cutter to rotate, the cutter can rotate the catheter in a rotary mode, the pressure caused by the cutter when the catheter is cut off is reduced through the rotation of the catheter, the conditions that the cutting end face is uneven or can not be cut off when the catheter is cut off due to the fact that the catheter is soft and easy to squeeze and deform are reduced, and the efficiency of cutting off the catheter is improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view showing a partial structure of a rolling bearing of the present utility model;

FIG. 3 is a schematic view of a partial structure of a knob according to the present utility model;

FIG. 4 is a schematic view showing a partial structure of the support plate of the present utility model;

FIG. 5 is a schematic view showing a partial structure of the cutter according to the present utility model;

FIG. 6 is a schematic view of a partial structure of a blade according to the present utility model;

fig. 7 is a schematic view of a partial structure of the roller according to the present utility model.

Legend description: 1. a frame body; 2. moving the slide rail; 3. a conduit; 4. a fastening device; 41. a fixed table; 42. a rotating chamber; 43. a rolling bearing; 44. a cylindrical block; 45. a round tube; 46. a knob; 47. a threaded hole; 48. a round bar; 49. a cylinder; 5. a cutter feeding device; 51. a support plate; 52. a screw hole; 53. a limit sliding rail; 54. a screw; 55. a rectangular bar; 56. a clamping groove; 57. a cutter; 58. a limiting block; 6. an adjustable inlet means; 61. a circular ring; 62. a blade; 7. a micro-finishing device; 71. rectangular blocks; 72. an electric telescopic rod; 73. a U-shaped block; 74. a circular hole; 75. a rotating shaft; 76. and a roller.

Detailed Description

Referring to fig. 1-6, this embodiment discloses a rotary cutting device for a precision guide tube 3, which comprises a frame body 1, one side of the frame body 1 is provided with a movable slide rail 2, one side of the frame body 1 is provided with a guide tube 3, the guide tube 3 penetrates through a hole on the frame body 1, one side of the frame body 1 is provided with a fastening device 4, one side of the frame body 1 is provided with a cutter feeding device 5, one side of the frame body 1 is provided with an adjustable inlet device 6, one side of the frame body 1 is provided with a micro-adjusting device 7, the fastening device 4 comprises a fixed table 41, the bottom of the fixed table 41 is in sliding connection with the movable slide rail 2, one side of the fixed table 41 is provided with a rotary cavity 42, the interior of the rotary cavity 42 is rotationally connected with a cylindrical block 44, one side of the cylindrical block 44 is fixedly connected with a round tube 45, the guide tube 3 is arranged inside the round tube 45, one end of the cylindrical block 44 is fixedly connected with a knob 46, the cutter feeding device 5 comprises a support plate 51, the supporting plate 51 is fixedly connected with the frame body 1, a screw hole 52 is formed in one side of the supporting plate 51, a screw rod 54 is connected with the inner wall of the screw hole 52 in a threaded manner, a rectangular rod 55 is rotatably connected with one end of the screw rod 54, a clamping groove 56 is formed in one side of the rectangular rod 55, a cutter 57 is inserted in the clamping groove 56 in a sliding manner, the adjustable inlet device 6 comprises a circular ring 61, the circular ring 61 is arranged at a groove on the frame body 1, a plurality of blades 62 are fixedly connected with the inner wall of the circular ring 61, the guide pipe 3 is arranged at the center position of the plurality of blades 62, by arranging the fastening device 4, the cutter feeding device 5 and the adjustable inlet device 6, a person can insert the guide pipe 3 into the circular pipe 45 and manually push the knob 46, the knob 46 drives the cylindrical block 44 to move left and right, the cylindrical block 44 drives the fixed table 41 to move left and right along the surface of the movable slide rail 2, the fixed table 41 drives the guide pipe 3 to move left and right, the guide tube 3 moves left and right into the hole on the frame body 1 and the inside of the circular ring 61, the circular ring 61 performs auxiliary limit on the guide tube 3 under the extrusion action of the blades 62 on the surface of the guide tube 3, the cutter 57 is clamped into the clamping groove 56 at the moment, the cutter 57 is fixedly connected with the rectangular rod 55, the screw 54 is manually rotated under the supporting action of the supporting plate 51 on the screw 54 at the moment, the screw 54 rotates in the screw hole 52, the screw 54 drives the rectangular rod 55 to move left and right between the gaps of the frame body 1, when the cutter 57 moves to be attached to and extrude the surface of the guide tube 3, the knob 46 drives the cylindrical block 44 to rotate, the cylindrical block 44 rotates in the rotating cavity 42, the cylindrical block 44 drives the circular tube 45 to rotate, the circular tube 45 drives the guide tube 3 to rotate, the cutter 57 is attached to the surface of the guide tube 3, the cutter 57 is further rotated, the cutter 57 is rotated on the guide tube 3, the guide tube 3 is rotated, the pressure caused when the guide tube 3 is reduced by the rotation of the guide tube 3, the screw 54 is rotated in the supporting action of the screw 54, the screw 54 is rotated in the screw hole 52, the condition that the guide tube 3 is easily extruded and deformed, the guide tube 3 is driven to move left and right and left and right between the gaps of the guide tube 3 is cut or cannot be cut due to the fact that the end face is cut smoothly when the end face is cut.

Referring to fig. 3, this embodiment discloses that one side of the circular tube 45 is provided with a threaded hole 47, the inner wall of the threaded hole 47 is connected with a fastening screw, through setting up the threaded hole 47, make personnel can shift into the circular threaded hole 47 inside with the fastening screw and extrude the pipe 3 fixedly, make pipe 3 more stable inside circular tube 45, reduce the condition that knob 46 drives pipe 3 and takes place the displacement when rotatory cutting, one side fixedly connected with round bar 48 of knob 46, the surface rotation of round bar 48 is connected with drum 49, through setting up round bar 48 and drum 49, make personnel can manual drum 49 surface cooperation round bar 48 drive knob 46 swift rotation, improve personnel's manual convenience of rotating knob 46.

Referring to fig. 2, fig. 4 and fig. 5, this embodiment discloses a spacing slide rail 53 of one side fixed connection of backup pad 51, one side fixedly connected with stopper 58 of rectangular rod 55, the surface of stopper 58 and the inner wall sliding connection of spacing slide rail 53, through setting up stopper 58 and spacing slide rail 53, make stopper 58 can be located the inside of spacing slide rail 53 and assist spacing to rectangular rod 55, reduce rectangular rod 55 and appear rocking the condition that leads to cutter 57 to rocking in the use, and then improve the stability in use of cutter 57, the inner wall rotation of rotating cavity 42 is connected with antifriction bearing 43, antifriction bearing 43's inboard ring and the fixed surface connection of cylinder piece 44, through setting up antifriction bearing 43, make antifriction bearing 43 multiplicable cylinder piece 44 and rotate the rotation efficiency between the cavity 42, antifriction bearing 43 keeps knob 46 can normally rotate simultaneously.

Referring to fig. 7, this embodiment discloses little whole device 7 including rectangle piece 71, rectangle piece 71 and support body 1 fixed connection, the inside of rectangle piece 71 is equipped with electric telescopic handle 72, the one end fixedly connected with U type piece 73 of electric telescopic handle 72, circular hole 74 has been seted up on the surface of U type piece 73, the inside of circular hole 74 is equipped with pivot 75, the surface rotation of pivot 75 is connected with gyro wheel 76, through setting up little whole device 7, make electric telescopic handle 72 drive U type piece 73 and control the removal, make U type piece 73 drive gyro wheel 76 control the removal through pivot 75, make gyro wheel 76 control move to carry out little whole correction with pipe 3 surface laminating position, reduce the circumstances that the bending appears on pipe 3 surface.

Working principle: firstly, a person can insert the guide tube 3 into the circular tube 45 and manually push the knob 46, so that the knob 46 drives the cylindrical block 44 to move left and right, the cylindrical block 44 drives the fixed table 41 to move left and right along the surface of the moving slide rail 2 through the rolling bearing 43, the fixed table 41 drives the guide tube 3 to move left and right, the guide tube 3 moves left and right into a hole on the frame body 1 and the inside of the circular ring 61, the circular ring 61 performs auxiliary limit on the guide tube 3 under the extrusion action of the plurality of blades 62 on the surface of the guide tube 3, simultaneously, the electric telescopic rod 72 is opened under the fixing action of the rectangular block 71, the electric telescopic rod 72 drives the U-shaped block 73 to move left and right, the U-shaped block 73 drives the roller 76 to move left and right through the rotating shaft 75, when the roller 76 moves left and right to a position attached to the surface of the guide tube 3, the correction on the surface of the guide tube 3 is completed, at the moment, the cutter 57 is clamped into the clamping groove 56, the cutter 57 is fixedly connected with the rectangular rod 55, at the moment, the screw rod 54 is manually rotated under the supporting action of the supporting plate 51 on the screw rod 54, the screw rod 54 rotates in the screw hole 52, the screw rod 54 drives the rectangular rod 55 to move left and right between the gaps of the frame body 1, the rectangular rod 55 drives the limiting block 58 to slide left and right in the limiting slide rail 53, when the cutter 57 moves to the position of attaching and extruding the surface of the guide tube 3, the cylinder 49 is manually pushed, the cylinder 49 drives the round rod 48 to move, the round rod 48 drives the knob 46 to rotate, the knob 46 drives the cylindrical block 44 to rotate, the cylindrical block 44 drives the rolling bearing 43 to rotate in the rotating cavity 42, the cylindrical block 44 drives the circular tube 45 to rotate, the circular tube 45 drives the guide tube 3 to rotate under the limiting action of the fastening screw in the threaded hole 47 on the guide tube 3, the surface of the guide tube 3 is attached to the cutter 57 to rotate, so that the cutter 57 performs rotary cutting on the catheter 3, and then cutting, surface leveling and limiting of the catheter 3 are completed.

While the utility model has been described in terms of what are presently considered to be the most practical and preferred embodiments, it is to be understood that the utility model is not limited to the disclosed embodiments, but is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the utility model, as defined by the appended claims, as long as the scope of the utility model is defined by the following claims, and by the following claims, unless otherwise specified and limited by the context of the utility model; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Claims (6)

1. The utility model provides a precision conduit (3) rotary cutting device, includes support body (1), its characterized in that: one side of the frame body (1) is provided with a movable sliding rail (2), one side of the frame body (1) is provided with a guide pipe (3), one side of the guide pipe (3) penetrates through a hole in the frame body (1), one side of the frame body (1) is provided with a fastening device (4), one side of the frame body (1) is provided with a cutter feeding device (5), one side of the frame body (1) is provided with an adjustable inlet device (6), one side of the frame body (1) is provided with a micro-arranging device (7), the fastening device (4) comprises a fixed table (41), the bottom of the fixed table (41) is in sliding connection with the movable sliding rail (2), one side of the fixed table (41) is provided with a rotary cavity (42), the inside of the rotary cavity (42) is connected with a cylindrical block (44), one side of the cylindrical block (44) is fixedly connected with a round pipe (45), the guide pipe (3) is arranged inside the round pipe (45), one end of the cylindrical block (44) is fixedly connected with a knob (46), the cutter device (5) comprises a screw hole (51), one side of the support plate (51) is provided with a screw hole (52), one end rotation of screw rod (54) is connected with rectangle pole (55), draw-in groove (56) have been seted up to one side of rectangle pole (55), the inside slip of draw-in groove (56) is inserted and is equipped with cutter (57), adjustable inlet device (6) are including ring (61), ring (61) set up the recess department on support body (1), the inner wall fixedly connected with of ring (61) a plurality of blades (62), pipe (3) set up the central point of a plurality of blades (62).

2. A rotary cutting device for precision catheters (3) according to claim 1, characterized in that: a threaded hole (47) is formed in one side of the round tube (45), and a fastening screw is connected with the inner wall of the threaded hole (47) in a threaded mode.

3. A rotary cutting device for precision catheters (3) according to claim 1, characterized in that: one side of the knob (46) is fixedly connected with a round rod (48), and the surface of the round rod (48) is rotatably connected with a cylinder (49).

4. A rotary cutting device for precision catheters (3) according to claim 1, characterized in that: one side of backup pad (51) fixed connection spacing slide rail (53), one side fixedly connected with stopper (58) of rectangular rod (55), the surface and the inner wall sliding connection of spacing slide rail (53) of stopper (58).

5. A rotary cutting device for precision catheters (3) according to claim 1, characterized in that: the inner wall of the rotating cavity (42) is rotationally connected with a rolling bearing (43), and an inner side ring of the rolling bearing (43) is fixedly connected with the surface of the cylindrical block (44).

6. A rotary cutting device for precision catheters (3) according to claim 1, characterized in that: the micro-arranging device (7) comprises a rectangular block (71), the rectangular block (71) is fixedly connected with the frame body (1), an electric telescopic rod (72) is arranged in the rectangular block (71), one end of the electric telescopic rod (72) is fixedly connected with a U-shaped block (73), a circular hole (74) is formed in the surface of the U-shaped block (73), a rotating shaft (75) is arranged in the circular hole (74), and a roller (76) is connected to the surface of the rotating shaft (75) in a rotating mode.