CN111216182A

CN111216182A - Catheter cutting device

Info

Publication number: CN111216182A
Application number: CN202010161082.3A
Authority: CN
Inventors: 不公告发明人
Original assignee: Zhengzhou Tietou Machinery Technology Co Ltd
Current assignee: XINCHANG COUNTY KERUI MACHINERY Co.,Ltd.
Priority date: 2020-03-10
Filing date: 2020-03-10
Publication date: 2020-06-02
Anticipated expiration: 2040-03-10
Also published as: CN111216182B; GB202009272D0

Abstract

The invention discloses a catheter cutting device, which comprises a machine body, wherein a left-right through cavity is arranged in the middle of the machine body, a groove is formed in the bottom wall of the cavity, a first movable cavity is arranged at the upper end of the left side of the cavity, a rotating motor is fixedly installed on the upper end wall of the first movable cavity, the lower end of the rotating motor is in power connection with a first screw rod, the first screw rod is in rotating fit with the bottom wall of the first movable cavity, a movable plate is connected to the first screw rod in a threaded manner, the movable plate is in sliding fit with the inner wall of the first movable cavity, a first movable rod is fixedly connected to the movable plate, the lower end of the first movable rod extends into the cavity and is fixedly connected with a clamping block, and the movable rod is in sliding fit.

Description

Catheter cutting device

Technical Field

The invention relates to the technical field of catheters, in particular to a catheter cutting device.

Background

In daily life, a large amount of fluid, water flow, gas and other various articles need to be carried, and in order to guarantee long-distance continuous transportation of the fluid, a guide pipe needs to be used for work. In order to meet the needs in life, plastic pipes are used more, but the plastic pipes are produced into cylinders for convenient carrying and subsequent treatment. For subsequent use, the catheter cutting machine needs to be cut, but the catheter cutting machine on the market can only cut straightly, and the bevel tubing needed in special cases cannot cut well.

Disclosure of Invention

Aiming at the technical defects, the invention provides a catheter cutting device which can overcome the defects.

The invention relates to a catheter cutting device, which comprises a machine body, wherein a left and right through cavity is arranged in the middle of the machine body, a groove is arranged on the bottom wall of the cavity, a first movable cavity is arranged at the upper end of the left side of the cavity, a rotating motor is fixedly arranged on the upper end wall of the first movable cavity, the lower end of the rotating motor is in power connection with a first screw rod, the first screw rod is in rotating fit with the bottom wall of the first movable cavity, a movable plate is in threaded connection with the first screw rod and is in sliding fit with the inner wall of the first movable cavity, a first movable rod is fixedly connected with the movable plate, the lower end of the first movable rod extends into the cavity and is fixedly connected with a clamping block, the movable rod is in sliding fit with a wall body between the cavity and the first movable cavity, a second rotating shaft is arranged on the rear end wall of the cavity, a second movable rod is in rotating fit with the, the second movable rod with be equipped with third activity chamber in the third movable rod, be equipped with vice transmission in the third activity chamber, be equipped with fourth activity chamber in the second rotary groove rear end wall, be equipped with main gear in the fourth activity chamber, second rotary groove upper end is connected with second activity chamber, the end wall rotates around the second activity chamber and is connected with the fifth pivot, fixedly connected with third gear in the fifth pivot, the meshing of third gear upper end has first gear, it installs second spline sleeve to rotate on the second activity chamber front end wall, spline connection has the third pivot in the second spline sleeve, first gear fixed mounting in the third pivot, the third pivot passes through second spline sleeve stretches out section of thick bamboo fixedly connected with rotor plate before the cavity.

Preferably, the auxiliary transmission device comprises a second transmission shaft rotatably installed on the rear end wall of the third movable cavity, a third bevel gear is fixedly installed on the second transmission shaft, the third bevel gear is engaged with a fourth bevel gear, the fourth bevel gear is fixedly installed on a sixth rotating shaft, the sixth rotating shaft is rotatably installed on the right end wall of the third movable cavity, a fourth belt pulley is fixedly installed on the sixth rotating shaft, the sixth belt pulley is connected with a first belt pulley through a second belt pulley, the first belt pulley is fixedly installed on a first rotating shaft, a rotating groove is formed in the front section of the third movable rod, the first rotating shaft is rotatably installed on the right end wall of the third movable cavity and extends into the rotating groove, the first rotating shaft is rotatably matched with the wall body between the third movable cavity and the rotating groove, and a cutter is fixedly connected in the rotating groove.

Preferably, the main transmission device includes a first motor fixedly mounted on the rear end wall of the fourth movable cavity, the first motor is connected with a main transmission shaft by power, the main transmission shaft is fixedly connected with a first friction disc, a first sliding groove is formed in a wall body between the fourth movable cavity and the second movable cavity, a first spline sleeve is rotatably mounted at the rear side of the first sliding groove, a second rotating shaft is rotatably connected in the first sliding groove by the third rotating shaft, the second rotating shaft penetrates through the first spline sleeve and is fixedly connected with a second friction disc in the fourth movable cavity, a second belt pulley is fixedly mounted on the first spline sleeve and is connected with a third belt pulley by a first transmission belt, the second transmission shaft penetrates through the rear end wall of the third movable cavity and simultaneously rotates and penetrates through a wall body between the second rotating groove and the fourth movable cavity, the second transmission shaft extends into the fourth movable cavity and is fixedly connected with the third belt wheel, the second transmission shaft is fixedly connected with a second bevel gear in the fourth movable cavity, the second bevel gear is meshed with a first bevel gear, the first bevel gear is fixedly installed on the first transmission shaft, and the first transmission shaft is rotatably installed on the right end wall of the fourth movable cavity.

Preferably, fixed mounting has the fixed block on the third activity chamber right-hand member wall, be equipped with the third spout in the fixed block, downside symmetry sliding fit has the ejector pin about the third spout, from top to bottom fixedly connected with third spring between the ejector pin, ejector pin sliding fit the fixed block outer wall, the ejector pin stretches into the contact of third activity chamber the second conveyer belt.

Preferably, be equipped with first transmission chamber in the fourth activity chamber rear side wall, first transmission shaft rear end stretches into first transmission chamber fixedly connected with semi-gear, semi-gear engagement has annular rack, annular rack sliding fit first transmission chamber rear end wall, first transmission chamber lower extreme passes through second spring coupling first transmission chamber diapire, the annular rack outside is equipped with the rack and meshes there is the third gear, fourth gear fixed mounting is in the seventh pivot, the seventh pivot rotate install in first transmission chamber left end wall, fixed mounting has the sixth band pulley in the seventh pivot, the sixth band pulley is connected with the fifth band pulley through the third conveyer belt, fifth band pulley fixed mounting is in the fourth pivot, the fourth pivot rotate install in first transmission chamber left end wall.

Preferably, the first rack area of fixedly connected with on the second movable rod outer wall, first rack toothing the third gear, be equipped with the second spout in the second movable rod end wall, the third slide bar is fixed with first slide bar, first slide bar sliding fit the second spout, fixed mounting have in the second spout with first sliding rod connection's first spring, fixedly connected with second rack area on the third movable rod outer wall, second pivot upper end wall is equipped with the decurrent turn trough of opening, the fourth pivot stretches into turn trough normal running fit the turn trough with wall body between the first transmission chamber, the fourth pivot in fixedly connected with second gear in the turn trough, second rack toothing the second rack area.

The beneficial effects are that: this device simple structure, convenient operation, through rotation control cutting device's rotation can guarantee that tubular product can all carry out work at special angle, through annular rack with half gear control the feed reciprocating motion of cutter cutting, raise the efficiency guarantees that the working energy is stably gone on simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic view of a catheter cutting device according to the present invention;

3 FIG. 32 3 is 3 a 3 schematic 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 31 3; 3

FIG. 3 is an enlarged view of the structure at B in FIG. 2;

FIG. 4 is a rear view of the structure of FIG. 2;

fig. 5 is a schematic cross-sectional view of C in fig. 2.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The catheter cutting device comprises a machine body 13, a cavity 5 which penetrates through the machine body from left to right is arranged in the middle of the machine body 13, a groove 10 is arranged on the bottom wall of the cavity 5, a first movable cavity 3 is arranged at the upper end of the left side of the cavity 5, a rotating motor 2 is fixedly arranged on the upper end wall of the first movable cavity 3, a first screw rod 1 is dynamically connected to the lower end of the rotating motor 2, the first screw rod 1 is in rotating fit with the bottom wall of the first movable cavity 3, a movable plate 11 is in threaded connection with the first screw rod 1, the movable plate 11 is in sliding fit with the inner wall of the first movable cavity 3, a first movable rod 4 is fixedly connected with the movable plate 11, the lower end of the first movable rod 4 extends into the cavity 5 and is fixedly connected with a clamping block 12, the movable rod 4 is in sliding fit with the wall body between the cavity 5 and the first movable cavity 3, a second, a second movable rod 65 is matched with the second rotary groove 38 in a rotating manner, the second movable rod 65 is connected with a third movable rod 66, a third movable cavity 28 is arranged in the second movable rod 65 and the third movable rod 66, an auxiliary transmission device is arranged in the third movable cavity 28, a fourth movable cavity 31 is arranged in the rear end wall of the second rotary groove 38, a main transmission device is arranged in the fourth movable cavity 31, the upper end of the second rotary groove 38 is connected with a second movable cavity 20, the front end wall and the rear end wall of the second movable cavity 20 are connected with a fifth rotating shaft 45 in a rotating manner, a third gear 46 is fixedly connected onto the fifth rotating shaft 45, a first gear 21 is meshed with the upper end of the third gear 46, a second spline sleeve 23 is arranged on the front end wall of the second movable cavity 20 in a rotating manner, a third rotating shaft 22 is connected into the second spline sleeve 23, the first gear 21 is fixedly arranged on the third rotating shaft 22, the third rotating shaft 22 extends out of the front section wall of the cavity 5 through the second spline sleeve 23 and is fixedly connected with a rotating plate 24.

Advantageously, the secondary transmission device comprises a second transmission shaft 36 rotatably mounted on the rear end wall of the third movable cavity 28, a third bevel gear 42 is fixedly mounted on the second transmission shaft 36, a fourth bevel gear 49 is engaged with the third bevel gear 42, the fourth bevel gear 49 is fixedly mounted on a sixth rotating shaft 51, the sixth rotating shaft 51 is rotatably mounted on the right end wall of the third movable cavity 28, a fourth pulley 50 is fixedly mounted on the sixth rotating shaft 51, the sixth pulley 50 is connected with a first pulley 6 through a second conveyor belt 48, the first pulley 6 is fixedly mounted on a first rotating shaft 9, the front section of the third movable rod 66 is provided with a rotating groove 8, the first rotating shaft 9 is rotatably mounted on the right end wall of the third movable cavity 28 and extends into the rotating groove 8, the first rotating shaft 9 is rotatably fitted with the wall body between the third movable cavity 28 and the rotating groove 8, the first rotating shaft 9 is fixedly connected with a cutter 7 in the rotating groove 8.

Advantageously, the main transmission device includes a first motor 30 fixedly mounted on a rear end wall of the fourth movable cavity 32, a main transmission shaft 29 is connected to the first motor 30, a first friction disc 14 is fixedly connected to the main transmission shaft 29, a first sliding groove 19 is formed in a wall body between the fourth movable cavity 32 and the second movable cavity 20, a first spline sleeve 18 is rotatably mounted on a rear side of the first sliding groove 19, a second rotating shaft 16 is rotatably connected to the third rotating shaft 22 in the first sliding groove 19, the second rotating shaft 16 penetrates through the first spline sleeve 18 and is fixedly connected to a second friction disc 15 in the fourth movable cavity 32, a second pulley 17 is fixedly mounted on the first spline sleeve 18, the second pulley 17 is connected to a third pulley 37 through a first transmission belt 31, and the second transmission shaft 36 penetrates through the rear end wall of the third movable cavity and simultaneously rotates and penetrates through a wall body between the second rotating groove 38 and the fourth movable cavity 32 The second transmission shaft 36 extends into the fourth movable cavity 32 and is fixedly connected with the third belt wheel 37, the second transmission shaft 36 is fixedly connected with a second bevel gear 35 in the fourth movable cavity 32, the second bevel gear 35 is meshed with a first bevel gear 33, the first bevel gear 33 is fixedly installed on the first transmission shaft 34, and the first transmission shaft 34 is rotatably installed on the right end wall of the fourth movable cavity 32.

Beneficially, a fixed block 63 is fixedly mounted on a right end wall of the third movable cavity 28, a third sliding groove 62 is arranged in the fixed block 63, top rods 61 are symmetrically and slidably fitted on upper and lower sides of the third sliding groove 62, a third spring 64 is fixedly connected between the upper and lower top rods 61, the top rod 61 is slidably fitted on an outer wall of the fixed block 63, and the top rod 61 extends into the third movable cavity 28 to contact the second conveyor belt 48.

Advantageously, a first transmission chamber 54 is provided in the rear side wall of the fourth movable chamber 32, a half gear 56 is fixedly connected to the rear end of the first transmission shaft 34 extending into the first transmission chamber 54, the half-gear 56 is engaged with an annular rack 55, the annular rack 55 is slidably engaged with the rear end wall of the first transmission chamber 54, the lower end of the first transmission chamber 54 is connected with the bottom wall of the first transmission chamber 54 through a second spring 57, a rack is arranged on the outer side of the annular rack 55 and is engaged with a third gear 58, the fourth gear 54 is fixedly arranged on a seventh rotating shaft 59, the seventh rotating shaft 59 is rotatably mounted on the left end wall of the first transmission cavity 54, a sixth belt pulley 60 is fixedly mounted on the seventh rotating shaft 59, the sixth pulley 60 is connected to a fifth pulley 52 through a third belt 53, the fifth pulley 52 is fixedly mounted on a fourth rotating shaft 27, and the fourth rotating shaft 27 is rotatably mounted on the left end wall of the first transmission cavity 54.

Beneficially, a first rack belt 39 is fixedly connected to an outer wall of the second movable rod 65, the first rack belt 39 is engaged with the third gear 46, a second sliding groove 44 is arranged in an end wall of the second movable rod 65, a first sliding rod 47 is fixed to the third sliding rod 66, the first sliding rod 41 is in sliding fit with the second sliding groove 44, a first spring 43 connected with the first sliding rod 41 is fixedly installed in the second sliding groove 44, a second rack belt 40 is fixedly connected to an outer wall of the third movable rod 66, a rotating groove 25 with a downward opening is arranged on an upper end wall of the second rotating shaft 38, the fourth rotating shaft 27 extends into the rotating groove 25 to be in rotating fit with a wall body between the rotating groove 25 and the first transmission cavity 54, a second gear 26 is fixedly connected to the rotating groove 25, and the second gear 26 is engaged with the second rack belt 40.

In an initial state, the rotating electrical machine 2 and the first electrical machine 30 are turned off, the first spring 43 and the second spring 57 are in a normal state, the third spring 64 is in a compressed state, and the first friction disk 14 and the second friction disk 15 are separated;

when the working is started, a pipe is inserted into the cavity 5, the rotating motor 2 is started, the screw rod 1 drives the movable plate 11 to move, the movable plate 11 drives the fixture block 12 to fix the pipe through the first movable rod 4, the rotating motor is turned off, the rotating disc 24 is rotated, the third rotating shaft 22 drives the third gear 46 to rotate through the first gear 21, the third gear 46 drives the second movable rod 65 and the third movable rod 66 to rotate through the first rack belt 39, the rotating disc 24 is pushed after aligning the angle, the third rotating shaft 22 drives the second friction disc 15 and the first friction disc 14 to contact through the second rotating shaft 16, the first motor 30 is started, the first friction disc 14 and the second friction disc 15 drive the first spline sleeve 18 to rotate, the first spline sleeve 18 drives the third belt pulley 37 to rotate through the second belt pulley 17, the second transmission shaft 36 rotates, the third helical gear 42 drives the fourth pulley 50 to rotate through the fourth helical gear 49, the fourth pulley 50 drives the cutter 7 to rotate through the first pulley 6, the second helical gear 35 drives the half gear 56 to rotate through the first helical gear 33, the half gear 56 drives the annular rack 55 to reciprocate up and down, the annular rack 55 drives the fourth gear 58 to rotate, the fourth gear 58 drives the third movable rod 66 to move through the sixth pulley 60 and the fifth pulley 52, and the cutter 7 cuts the pipe.

And in working contact, the first motor 30 is turned off, the rotating motor 2 reversely rotates to return to the initial state, and the rotating motor 2 is turned off.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. A catheter cutting device comprises a machine body, wherein a cavity which penetrates through the machine body left and right is arranged in the middle of the machine body, a groove is formed in the bottom wall of the cavity, a first movable cavity is arranged at the upper end of the left side of the cavity, a rotating motor is fixedly mounted on the upper end wall of the first movable cavity, a first screw rod is connected to the lower end of the rotating motor in a power connection mode, the first screw rod is in running fit with the bottom wall of the first movable cavity, a movable plate is connected to the first screw rod in a threaded mode and is in sliding fit with the inner wall of the first movable cavity, a first movable rod is fixedly connected to the movable plate, a clamping block is fixedly connected into the cavity at the lower end of the first movable rod, the movable rod is in sliding fit with a wall body between the cavity and the first movable cavity, a second rotating shaft is arranged on the rear end wall of the cavity, a second movable rod is, the second movable rod with be equipped with third activity chamber in the third movable rod, be equipped with vice transmission in the third activity chamber, be equipped with fourth activity chamber in the second rotary groove rear end wall, be equipped with main gear in the fourth activity chamber, second rotary groove upper end is connected with second activity chamber, the end wall rotates around the second activity chamber and is connected with the fifth pivot, fixedly connected with third gear in the fifth pivot, the meshing of third gear upper end has first gear, it installs second spline sleeve to rotate on the second activity chamber front end wall, spline connection has the third pivot in the second spline sleeve, first gear fixed mounting in the third pivot, the third pivot passes through second spline sleeve stretches out section of thick bamboo fixedly connected with rotor plate before the cavity.

2. The catheter cutting device of claim 1, wherein: the auxiliary transmission device comprises a second transmission shaft which is rotatably installed on the rear end wall of the third movable cavity, a third bevel gear is fixedly installed on the second transmission shaft, the third bevel gear is meshed with a fourth bevel gear, the fourth bevel gear is fixedly installed on a sixth rotating shaft, the sixth rotating shaft is rotatably installed on the right end wall of the third movable cavity, a fourth belt wheel is fixedly installed on the sixth rotating shaft, the sixth belt wheel is connected with a first belt wheel through a second belt, the first belt wheel is fixedly installed on a first rotating shaft, the front section of the third movable rod is provided with a rotating groove, the first rotating shaft is rotatably installed on the right end wall of the third movable cavity and extends into the rotating groove, the first rotating shaft is rotatably matched with the wall body between the third movable cavity and the rotating groove, and a cutter is fixedly connected in the rotating groove.

3. The catheter cutting device of claim 1, wherein: the main transmission device comprises a first motor fixedly arranged on the rear end wall of the fourth movable cavity, a main transmission shaft is in power connection with the first motor, a first friction disc is fixedly connected onto the main transmission shaft, a first sliding groove is formed in a wall body between the fourth movable cavity and the second movable cavity, a first spline sleeve is rotatably arranged on the rear side of the first sliding groove, a second rotating shaft is rotatably connected into the first sliding groove through the third rotating shaft, the second rotating shaft penetrates through the first spline sleeve and is fixedly connected with a second friction disc in the fourth movable cavity, a second belt wheel is fixedly arranged on the first spline sleeve and is connected with a third belt wheel through a first transmission belt, and the second transmission shaft penetrates through the rear end wall of the third movable cavity and simultaneously rotates and penetrates through the wall body between the second rotating groove and the fourth movable cavity, the second transmission shaft extends into the fourth movable cavity and is fixedly connected with the third belt wheel, the second transmission shaft is fixedly connected with a second bevel gear in the fourth movable cavity, the second bevel gear is meshed with a first bevel gear, the first bevel gear is fixedly installed on the first transmission shaft, and the first transmission shaft is rotatably installed on the right end wall of the fourth movable cavity.

4. The catheter cutting device of claim 1, wherein: fixed mounting has the fixed block on the third activity chamber right-hand member wall, be equipped with the third spout in the fixed block, downside symmetry sliding fit has the ejector pin about the third spout, from top to bottom fixedly connected with third spring between the ejector pin, ejector pin sliding fit the fixed block outer wall, the ejector pin stretches into the contact of third activity chamber the second conveyer belt.

5. The catheter cutting device of claim 1, wherein: be equipped with first transmission chamber in the fourth activity chamber rear side wall, first transmission shaft rear end stretches into first transmission chamber fixedly connected with pinion, the pinion engagement has annular rack, annular rack sliding fit first transmission chamber rear end wall, first transmission chamber lower extreme passes through second spring coupling first transmission chamber diapire, the annular rack outside is equipped with the rack and meshes there is the third gear, fourth gear fixed mounting is in the seventh pivot, the seventh pivot rotate install in first transmission chamber left end wall, fixed mounting has the sixth band pulley in the seventh pivot, the sixth band pulley is connected with the fifth band pulley through the third conveyer belt, fifth band pulley fixed mounting is in the fourth pivot, the fourth pivot rotate install in first transmission chamber left end wall.

6. The catheter cutting device of claim 1, wherein: the utility model discloses a gear rack, including first drive chamber, second drive chamber, first movable rod, third slide bar, first slide bar sliding fit, second slide bar, first spring, fourth pivot in the second slide bar, the first rack toothing of fixedly connected with on the second movable rod outer wall third gear, be equipped with the second spout in the second movable rod end wall, the third slide bar is fixed with first slide bar, first slide bar sliding fit the second spout, fixed mounting have in the second spout with first sliding connection's first spring, fixedly connected with second rack bar on the third movable rod outer wall, second pivot upper end wall is equipped with the turn trough that the opening is decurrent, the fourth pivot stretches into turn trough normal running fit the turn trough with wall body between the first drive chamber, the fourth pivot in fixedly connected with second gear in the turn trough, second gear toothing the second rack bar.