Micro pump extension pipe cutting device

Abstract

The utility model discloses a micro pump extension pipe cutting device, and belongs to the technical field of micro pump extension pipe machining. A micro pump extension pipe cutting device comprises a workbench, a guide sleeve, a clamping assembly, a positioning assembly and a cutting assembly. The extension pipe is guided through the guide sleeve, the clamping assembly is arranged, the extension pipe can be driven to move forwards, the purpose of feeding is achieved, then the extension pipe is positioned and pressed through the positioning assembly, the cutting assembly is matched to drive the cutter to cut, and the purpose of automatically cutting the extension pipe of the micro pump is achieved. Manual feeding, pressing and cutting are not needed, and the effect is higher.

Description

Technical Field

[0001] The utility model belongs to the technical field of micro pump extension tube processing, and more specifically relates to a micro pump extension tube cutting device. Background Art

[0002] The micro pump is a new type of pumping instrument that can accurately, micro, evenly and continuously output a small amount of fluid. It consists of a controller, an actuator and a syringe; it can accurately, micro, evenly and continuously pump a small amount of liquid medicine into the body. It is easy to operate, timed and quantitative. The drug concentration and speed can be adjusted at any time according to the needs of the disease, so that the drug can maintain an effective blood concentration in the body. Using a micro pump to rescue critically ill patients can reduce the workload of nurses, improve work efficiency, and accurately, safely and effectively cooperate with doctors in rescue;

[0003] During the use of the micro pump, it is often necessary to install an extension tube on the syringe for injection, so a large number of extension tubes are consumed; when producing micro pump extension tubes in the factory, the tube roll needs to be cut so as to cut extension tubes of different lengths for subsequent processing. Traditional tube roll cutting generally adopts manual cutting, which is not only inefficient but also has high labor costs. Later, cutting machines appeared on the market, but they often have a single function and only have a single cutting function, which requires manual cooperation in feeding and pressing; the degree of automation is not high and the efficiency is low; therefore, a micro pump extension tube cutting device is proposed. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a micro pump extension tube cutting device, which can realize automatic cutting of the micro pump extension tube.

[0005] The utility model discloses a micro pump extension tube cutting device, comprising a workbench, a guide sleeve, a clamping assembly, a positioning assembly and a cutting assembly; the guide sleeve is fixedly mounted on the end surface of the workbench, the extension tube passes through the guide sleeve, the clamping assembly is fixedly mounted on the end surface of the workbench, the output end of the clamping assembly is connected with the extension tube, driving the extension tube to move, the positioning assembly is fixedly mounted on the end surface of the workbench, the extension tube is mounted on the output end of the positioning assembly, the cutting assembly is arranged above the positioning assembly, the output end of the cutting assembly is connected with a cutter, and drives the cutter to move downward for shearing.

[0006] As a further improvement of the utility model, the clamping assembly includes a pushing cylinder, an upper clamping plate, a lower clamping plate and a clamping cylinder; the pushing cylinder is fixedly installed on the upper end surface of the workbench, the output end of the pushing cylinder is connected to the upper clamping plate, driving the upper clamping plate to move forward and backward, the clamping cylinder is fixedly installed on the upper end surface of the upper clamping plate, and the output end of the clamping cylinder passes through the upper clamping plate and is connected with the lower clamping plate, driving the lower clamping plate to move up and down to cooperate with the upper clamping plate for clamping.

[0007] As a further improvement of the utility model, a guide rod is fixedly provided on the upper end surface of the workbench, and a sleeve adapted to the guide rod is provided at one end of the upper clamping plate away from the pushing cylinder, and the sleeve is movably sleeved on the guide rod.

[0008] As a further improvement of the utility model, the lower end surface of the upper clamping plate and the upper end surface of the lower clamping plate are both provided with a first clamping groove, and the extension tube is installed in the first clamping groove.

[0009] As a further improvement of the utility model, the positioning assembly includes a lower positioning block, an upper positioning block and a spring; the lower positioning block is fixedly mounted on the upper end surface of the workbench, the upper positioning block is movably arranged on the upper end of the lower positioning block, the lower end surface of the upper positioning block and the upper end surface of the lower positioning block are both provided with limiting grooves, the two ends of the spring are respectively installed in the limiting groove of the upper positioning block and the limiting groove of the lower positioning block, and the lower positioning block and the upper positioning block are both provided with knife grooves adapted to the cutter.

[0010] As a further improvement of the utility model, the upper end surface of the lower positioning block and the lower end surface of the upper positioning block are both provided with a second slot, and the extension tube is installed in the second slot.

[0011] As a further improvement of the utility model, the cutting assembly includes a bracket, a cutting cylinder, a knife handle and a top plate; the bracket is fixedly mounted on the end surface of the workbench, the cutting cylinder is fixedly mounted on the upper end of the bracket, the output end of the cutting cylinder passes through the bracket and is fixedly connected to the knife handle, driving the knife handle to move up and down, the upper end of the cutter is fixedly connected to the knife handle, and the top plate is fixedly mounted on both sides of the knife handle.

[0012] As a further improvement of the utility model, a limit rod is fixedly provided on the upper end surface of the knife handle, and the upper end of the limit rod movably passes through the bracket.

[0013] Compared with the prior art, the advantages of the present invention are:

[0014] 1. The utility model guides the extension tube through the guide sleeve, and sets a clamping component, which can drive the extension tube to move forward to achieve the purpose of feeding, and then the extension tube is positioned and pressed by the positioning component, and then the cutting component drives the cutter to cut, thereby achieving the purpose of cutting the extension tube of the automated micro pump, without the need for manual feeding, pressing and cutting, and the effect is higher.

[0015] 2. The utility model drives the lower clamping plate to move by the clamping cylinder, matches the upper clamping plate to achieve the purpose of clamping, and then drives the extension tube to move by pushing the cylinder to achieve the purpose of feeding. At the same time, the guide rod and sleeve are arranged to cooperate to play a role of limiting and guiding the movement of the upper clamping plate, thereby ensuring the movement stability of the upper clamping plate.

[0016] 3. The utility model is provided with a lower positioning block and an upper positioning block. The extension pump can be limited by the second slot. The upper positioning block is pressed by the top plate to drive the spring to compress, thereby achieving the purpose of pressing the extension tube. When not cutting, the spring drives the upper positioning block to move upward and no longer presses the extension tube, which facilitates feeding and avoids interference. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the specific structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the cross-sectional structure of the positioning component of the utility model.

[0020] Description of the numbers in the figure:

[0021] 1. Workbench; 2. Guide sleeve; 3. Clamping assembly; 301. Push cylinder; 302. Upper clamping plate; 303. Lower clamping plate; 304. Clamping cylinder; 305. Guide rod; 306. Sleeve; 307. First slot; 4. Positioning assembly 401. Lower positioning block; 402. Upper positioning block; 403. Spring; 404. Limiting groove; 405. Knife groove; 406. Second slot; 5. Cutting assembly; 501. Bracket; 502. Cutting cylinder; 503. Knife handle; 504. Top plate; 505. Limiting rod; 6. Cutter; 7. Extension tube. DETAILED DESCRIPTION

[0022] Specific embodiment 1: Please refer to Figure 1-3 A micro pump extension tube cutting device comprises a workbench 1, a guide sleeve 2, a clamping component 3, a positioning component 4 and a cutting component 5;

[0023] The guide sleeve 2 is fixedly mounted on the upper end surface of the workbench 1 by screws; the extension tube passes through the guide sleeve 2, and the extension tube can be guided by the guide sleeve 2 to facilitate cutting.

[0024] The clamping assembly 3 includes a pushing cylinder 301, an upper clamping plate 302, a lower clamping plate 303 and a clamping cylinder 304; the pushing cylinder 301 is fixedly mounted on the upper end surface of the workbench 1 by screws, the output end of the pushing cylinder 301 is connected to the upper clamping plate 302, and the upper clamping plate 302 is driven to move forward and backward by the pushing cylinder 301, and the clamping cylinder 304 is fixedly mounted on the upper end surface of the upper clamping plate 302 by screws, and the output end of the clamping cylinder 304 penetrates the upper clamping plate 302 and is connected to the lower clamping plate 303, and the lower clamping plate 303 is driven to move up and down by the clamping cylinder 304 to cooperate with the upper clamping plate 302 for clamping; at the same time, the upper clamping plate 302 is driven to move forward and backward by the upper clamping plate 302. The lower end surface of the clamp plate 302 and the upper end surface of the lower clamp plate 303 are both provided with a first slot 307, and the extension tube is installed in the first slot 307. The first slot 307 facilitates the installation and clamping of the extension tube, and a guide rod 305 is fixedly provided on the upper end surface of the workbench 1. A sleeve 306 adapted to the guide rod 305 is provided at one end of the upper clamp plate 302 away from the pushing cylinder 301, and the sleeve 306 is movably mounted on the guide rod 305. The cooperation between the guide rod 305 and the sleeve 306 can play a role of limiting and guiding the movement of the upper clamp plate 302, thereby increasing the movement stability of the upper clamp plate 302.

[0025] The positioning assembly 4 includes a lower positioning block 401, an upper positioning block 402 and a spring 403; the lower positioning block 401 is fixedly mounted on the upper end surface of the workbench 1 by screws, the upper positioning is movably arranged on the upper end of the lower positioning block 401, the lower end surface of the upper positioning block 402 and the upper end surface of the lower positioning block 401 are both provided with limiting grooves 404, the two ends of the spring 403 are respectively installed in the limiting grooves 404 of the upper positioning block 402 and the limiting grooves 404 of the lower positioning block 401, the upper end surface of the lower positioning block 401 and the lower end surface of the upper positioning block 402 are both provided with a second card groove 406, the extension tube is installed in the second card groove 406, the extension tube is positioned by the cooperation of the upper positioning block 402 and the lower positioning block 401, the lower positioning block 401 and the upper positioning block 402 are both provided with a knife groove 405 adapted to the cutter 6, and the cutter 6 extends into the guide groove to achieve the purpose of cutting.

[0026] The cutting assembly 5 includes a bracket 501, a cutting cylinder 502, a knife handle 503 and a top plate 504; the bracket 501 is fixedly mounted on the upper end surface of the workbench 1 by screws, the cutting cylinder 502 is fixedly mounted on the upper end of the bracket 501 by screws, the output end of the cutting cylinder 502 passes through the bracket 501 and is fixedly connected to the knife handle 503, driving the knife handle 503 to move up and down, and the upper end of the cutter 6 is fixedly connected to the knife handle 503; the cutting cylinder 502 drives the cutter 6 to move downward and extend into the knife groove 405 to achieve the purpose of cutting; a limit rod 505 is fixedly arranged on the upper end surface of the knife handle 503, and the upper end of the limit rod 505 movably passes through the bracket 501. Through the setting of the limit rod 505, it can be When the cutting cylinder 502 drives the knife handle 503 to move, it can play a guiding role and increase the moving stability of the knife handle 503. The top plate 504 is fixedly installed on both sides of the knife handle 503. In the process of driving the cutter 6 to move downward, the top plate 504 can press the upper positioning plate tightly, thereby compressing the spring 403, and then the purpose of pressing the extension tube can be achieved, which is convenient for cutting. When not cutting, the top plate 504 no longer presses the upper positioning plate, and the spring 403 drives the upper positioning block 402 to move upward and reset. The upper positioning block 402 and the lower positioning block 401 no longer press the extension tube, thereby facilitating the clamping assembly 3 to drive the extension tube to feed, avoiding interference.

[0027] Working principle: In the utility model, firstly, one end of the tube roll is passed through the guide sleeve 2 and inserted into the first slot 307 of the upper clamping plate 302 and the lower clamping plate 303, and then the clamping cylinder 304 is started to drive the lower clamping plate 303 to move, and cooperate with the upper clamping plate 302 to achieve the clamping purpose, and then the pushing cylinder 301 is started to drive the extension tube to move forward and extend into the second slot 406 of the upper positioning block 402 and the lower positioning block 401, and then the cutting cylinder 502 is started to drive the cutter 6 to move downward, and at the same time, the top plate 504 moves downward to press the upper positioning block 402, and the compression spring 403 is compressed to achieve the purpose of clamping, and at the same time, the tool is inserted into the knife groove 405 for cutting, so as to achieve the purpose of automatic cutting, without manual compression and feeding, simpler operation, higher degree of automation, and higher cutting efficiency.

[0028] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A micro pump extension tube cutting device, characterized in that: It comprises a workbench (1), a guide sleeve (2), a clamping assembly (3), a positioning assembly (4) and a cutting assembly (5); The guide sleeve (2) is fixedly mounted on the upper end surface of the workbench (1), the extension tube passes through the guide sleeve (2), the clamping assembly (3) is fixedly mounted on the upper end surface of the workbench (1), the output end of the clamping assembly (3) is connected to the extension tube, and drives the extension tube to move, the positioning assembly (4) is fixedly mounted on the upper end surface of the workbench (1), the extension tube is mounted on the output end of the positioning assembly (4), the cutting assembly (5) is arranged above the positioning assembly (4), the output end of the cutting assembly (5) is connected to a cutter (6), and drives the cutter (6) to move downward to perform shearing.

2. A micro pump extension tube cutting device according to claim 1, characterized in that: The clamping assembly (3) comprises a pushing cylinder (301), an upper clamping plate (302), a lower clamping plate (303) and a clamping cylinder (304); the pushing cylinder (301) is fixedly mounted on the upper end surface of the workbench (1); the output end of the pushing cylinder (301) is connected to the upper clamping plate (302), driving the upper clamping plate (302) to move forward and backward; the clamping cylinder (304) is fixedly mounted on the upper end surface of the upper clamping plate (302); the output end of the clamping cylinder (304) passes through the upper clamping plate (302) and is connected to the lower clamping plate (303), driving the lower clamping plate (303) to move up and down to cooperate with the upper clamping plate (302) for clamping.

3. A micro pump extension tube cutting device according to claim 2, characterized in that: A guide rod (305) is fixedly arranged on the upper end surface of the workbench (1), and a sleeve (306) matching the guide rod (305) is arranged at one end of the upper clamping plate (302) away from the pushing cylinder (301), and the sleeve (306) is movably sleeved on the guide rod (305).

4. A micro pump extension tube cutting device according to claim 2, characterized in that: The lower end surface of the upper clamping plate (302) and the upper end surface of the lower clamping plate (303) are both provided with a first clamping groove (307), and the extension tube is installed in the first clamping groove (307).

5. The micro pump extension tube cutting device according to claim 1, characterized in that: The positioning assembly (4) comprises a lower positioning block (401), an upper positioning block (402) and a spring (403); the lower positioning block (401) is fixedly mounted on the upper end surface of the workbench (1); the upper positioning block (401) is movably mounted on the upper end of the lower positioning block (401); the lower end surface of the upper positioning block (402) and the upper end surface of the lower positioning block (401) are both provided with limiting grooves (404); two ends of the spring (403) are respectively mounted in the limiting grooves (404) of the upper positioning block (402) and the limiting grooves (404) of the lower positioning block (401); the lower positioning block (401) and the upper positioning block (402) are both provided with knife grooves (405) adapted to the cutter (6).

6. A micro pump extension tube cutting device according to claim 5, characterized in that: The upper end surface of the lower positioning block (401) and the lower end surface of the upper positioning block (402) are both provided with a second clamping groove (406), and the extension tube is installed in the second clamping groove (406).

7. The micro pump extension tube cutting device according to claim 1, characterized in that: The cutting assembly (5) comprises a bracket (501), a cutting cylinder (502), a knife handle (503) and a top plate (504); the bracket (501) is fixedly mounted on the upper end surface of the workbench (1); the cutting cylinder (502) is fixedly mounted on the upper end of the bracket (501); the output end of the cutting cylinder (502) passes through the bracket (501) and is fixedly connected to the knife handle (503), driving the knife handle (503) to move up and down; the upper end of the cutting knife (6) is fixedly connected to the knife handle (503); and the top plate (504) is fixedly mounted on both sides of the knife handle (503).

8. The micro pump extension tube cutting device according to claim 7, characterized in that: A limiting rod (505) is fixedly arranged on the upper end surface of the knife handle (503), and the upper end of the limiting rod (505) movably penetrates the bracket (501).

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