Optical fiber cutting knife convenient to disassemble and assemble

Abstract

The utility model relates to the technical field of optical fiber cutting, in particular to an optical fiber cutting knife convenient to disassemble and assemble. Comprising a motor, a blade, a connecting sleeve, a driving rod, a fixing sleeve and a fixing mechanism, wherein the connecting sleeve is fixedly connected to the interior of the blade; the driving rod is fixedly connected to the output end of the motor; one end of the driving rod penetrates through the connecting sleeve; the fixing assembly comprises placing grooves formed in the top face and the bottom face of the fixing sleeve, supporting plates placed in the two placing grooves, and a fixing plate fixedly connected to the side faces, close to the connecting sleeve, of the two supporting plates. According to the optical fiber cutting knife, through cooperation of the fixing plate and the fixing groove, a blade is fixed, operation by workers is facilitated, the blade is conveniently disassembled and assembled, under the action of a spring, a supporting plate is supported, the stability of the fixing plate is improved, meanwhile, under the action of a sealing plate, a mounting groove is sealed, and the cutting efficiency is improved. And the fixing sleeve is more convenient and practical.

Description

Technical Field

[0001] The present application relates to the technical field of optical fiber cutting, and in particular to an optical fiber cutting knife that is easy to disassemble and assemble. Background Art

[0002] Optical fiber is the abbreviation of optical fiber, which is a fiber made of glass or plastic and can be used as a light transmission tool. The transmission principle is total reflection of light. Fiber optic cutting knife is a tool used to cut quartz glass optical fiber as thin as a hair. The cut fiber end is still flat after being magnified hundreds of times, so it can be used for device packaging, cold connection and discharge welding.

[0003] Chinese patent CN213715508U discloses a fiber optic cutting knife that is easy to disassemble and assemble. The patent discloses a technical solution that saves manpower and time and improves production efficiency. It solves the problem that when cutting optical fibers, the existing cutting device must first cover the large pressure plate, and then manually move the slider to drive the blade to move and cut the optical fiber. Manually moving the slider not only wastes manpower, but also wastes time, resulting in low efficiency.

[0004] In the process of implementing this application, the inventor found that there are at least the following problems in this technology: when the device is in use, the blade is fixed to the main shaft of the motor by bolts, but when the blade is disassembled and assembled, the staff needs to operate external tools to disassemble and assemble the blade, which is inconvenient for the staff to use, and when the threaded connection is too tight, it is difficult for the staff to disassemble and assemble the bolts. Therefore, an optical fiber cutting knife that is easy to disassemble and assemble is proposed to solve the above problems. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a fiber optic cutting knife that is easy to disassemble and assemble, which has the advantage of convenient disassembly and assembly, and solves the problem that when the device is in use, the blade is fixed to the main shaft of the motor by bolts. However, when the blade is disassembled and assembled, the staff needs to operate external tools to disassemble and assemble the blade, which is inconvenient for the staff to use, and when the threaded connection is too tight, it is difficult for the staff to disassemble and assemble the bolts.

[0006] In order to achieve the above-mentioned purpose of convenient disassembly and assembly, the present application provides the following technical solutions: an optical fiber cutting knife that is easy to disassemble and assemble, comprising a motor, a blade, a connecting sleeve fixedly connected to the inside of the blade, a driving rod fixedly connected to the output end of the motor and one end of which passes through the connecting sleeve, a fixing sleeve fixedly sleeved on the outer peripheral wall of the driving rod, and a fixing mechanism for fixing the blade;

[0007] The fixing mechanism includes placement grooves opened on the top and bottom surfaces of the fixing sleeve, support plates placed inside the two placement grooves, a fixing plate fixedly connected to the two support plates on one side close to the connecting sleeve, two fixing grooves opened on the inner wall of the connecting sleeve, a supporting assembly for supporting the support plate, and a limiting assembly for limiting the support plate, and the two fixing plates extend to the inside of the two fixing grooves respectively.

[0008] The present application supports the support plate through the action of the support component to improve the stability of the support plate, and limits the support plate through the action of the limit component to facilitate operation by the staff.

[0009] Furthermore, the two fixing plates are respectively fitted with the two fixing grooves, and the two fixing grooves are respectively distributed in a one-to-one correspondence with the two placement grooves.

[0010] The beneficial effect of adopting the above further solution is that the blade can be conveniently fixed by the fitting between the fixing plate and the fixing groove, which is convenient for the staff to operate.

[0011] Furthermore, the fixing sleeve and the connecting sleeve are clearance-matched, and the two placement grooves are symmetrically distributed up and down with the driving rod as the center.

[0012] The beneficial effect of adopting the above further solution is that the fixing plate can be conveniently placed by the placement groove.

[0013] Furthermore, the support assembly includes two telescopic rods fixedly connected to the two placement slots, springs sleeved on the outer peripheral walls of the four telescopic rods and respectively fixedly connected to the support plates and the placement slots, rubber pads fixedly connected to the front and back sides of the two support plates, and two connecting slots opened on the right side surface of the fixing sleeve.

[0014] The beneficial effect of adopting the above further solution is that the support plate is supported by the spring to improve the stability of the support plate.

[0015] Furthermore, two supporting grooves are provided inside the fixing sleeve for two supporting plates to slide respectively, and the two supporting plates extend to the inside of the two connecting grooves respectively.

[0016] The beneficial effect of adopting the above further solution is: through the fit between the support plate and the support groove, the fixing plate is supported, thereby improving the stability of the fixing plate.

[0017] Furthermore, the rubber pad fits the supporting groove, and the connecting groove is connected to the placement groove.

[0018] The beneficial effect of adopting the above further solution is: the support plate is supported by the fit between the rubber pad and the support groove, thereby improving the stability of the support plate.

[0019] Furthermore, the limiting assembly includes a sealing plate placed inside the two connecting grooves, a first rubber ring fixedly mounted on the outer peripheral walls of the two support plates, a second rubber ring fixedly mounted on the outer peripheral walls of the two sealing plates, and an installation groove opened on the left side surfaces of the two sealing plates and for placing the support plates.

[0020] The beneficial effect of adopting the above further solution is that the installation groove can be conveniently sealed by the sealing plate, thereby improving the aesthetics of the fixing sleeve.

[0021] Furthermore, the first rubber ring fits in the installation groove, and the second rubber ring fits in the connection groove.

[0022] The beneficial effect of adopting the above further solution is that the sealing plate is fixed by the fit between the second rubber ring and the connecting groove, which is convenient for the staff to operate.

[0023] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0024] The optical fiber cutting knife fixes the blade through the cooperation between the fixing plate and the fixing groove, which is convenient for the staff to operate and conveniently disassemble and assemble the blade. The support plate is supported by the spring to improve the stability of the fixing plate. At the same time, the installation groove is sealed by the sealing plate to improve the aesthetics of the fixing sleeve, which is more convenient and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the structure of the utility model;

[0026] Figure 2 for Figure 1 A is a schematic diagram of the structure enlargement;

[0027] Figure 3 for Figure 2 A schematic diagram of the structure of B in the middle;

[0028] Figure 4 for Figure 2 Schematic diagram of the enlarged structure of C in the middle.

[0029] Description of reference numerals:

[0030] 1. Motor; 2. Blade; 3. Connecting sleeve; 4. Connecting groove; 5. Driving rod; 6. Fixing sleeve; 7. Placement groove; 8. Fixing plate; 9. Fixing groove; 10. Support plate; 11. Telescopic rod; 12. Spring; 13. Sealing plate; 14. First rubber ring; 15. Mounting groove; 16. Second rubber ring; 17. Support groove; 18. Rubber pad. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] See also Figure 1-3 In this embodiment, a fiber optic cutting knife that is easy to disassemble and assemble includes a motor 1, a blade 2, a connecting sleeve 3 fixedly connected to the inside of the blade 2, a driving rod 5 fixedly connected to the output end of the motor 1 and one end of which passes through the connecting sleeve 3, a fixing sleeve 6 fixedly sleeved on the outer peripheral wall of the driving rod 5, and a fixing mechanism for fixing the blade 2.

[0033] The fixing mechanism includes placement grooves 7 opened on the top and bottom surfaces of the fixing sleeve 6, support plates 10 placed inside the two placement grooves 7, a fixing plate 8 fixedly connected to the two support plates 10 on one side close to the connecting sleeve 3, two fixing grooves 9 opened on the inner wall of the connecting sleeve 3, a supporting assembly for supporting the support plate 10, and a limiting assembly for limiting the support plate 10. The two fixing plates 8 extend to the inside of the two fixing grooves 9 respectively, and the two fixing plates 8 are respectively fitted with the two fixing grooves 9. The two fixing grooves 9 are respectively distributed in a one-to-one correspondence with the two placement grooves 7. The fixing sleeve 6 and the connecting sleeve 3 are clearance-matched, and the two placement grooves 7 are symmetrically distributed up and down with the driving rod 5 as the center.

[0034] Specifically, the blade 2 is pushed and sleeved on the fixing sleeve 6 , and the fixing plate 8 is inserted into the fixing groove 9 . The blade 2 is fixed on the fixing groove 6 by the fitting between the fixing plate 8 and the fixing groove 9 .

[0035] See also Figure 2-4In this embodiment, the support assembly includes two telescopic rods 11 fixedly connected to the two placement slots 7, springs 12 mounted on the outer peripheral walls of the four telescopic rods 11 and fixedly connected to the support plates 10 and the placement slots 7 respectively, rubber pads 18 fixedly connected to the front and back sides of the two support plates 10, and two connecting slots 4 opened on the right side of the fixed sleeve 6. Two supporting slots 17 are opened inside the fixed sleeve 6, and the two support plates 10 are respectively extended to the inside of the two connecting slots 4, the rubber pads 18 are in contact with the support slots 17, and the connecting slots 4 and the placement slots 7 are connected.

[0036] Specifically, the support plate 10 is pulled so that the support plate 10 drives the fixed plate 8 to move, and the telescopic rod 11 and the spring 12 are squeezed to shrink the telescopic rod 11 and the spring 12. The support plate 10 is supported by the sliding connection between the support plate 10 and the support groove 17 to improve the stability of the support plate 10. The support plate 10 is supported by the fit between the rubber pad 18 and the support groove 17 to improve the stability of the support plate 10. The fixed plate 8 and the fixed groove 9 are located on the same center line. The support plate 10 is loosened, and the fixed plate 8 is pushed to reset under the action of the spring 12.

[0037] See also Figure 2-4 In this embodiment, the limiting assembly includes a sealing plate 13 placed inside the two connecting grooves 4, a first rubber ring 14 fixedly mounted on the outer peripheral walls of the two supporting plates 10, a second rubber ring 16 fixedly mounted on the outer peripheral walls of the two sealing plates 13, and an installation groove 15 opened on the left side surfaces of the two sealing plates 13 and for the support plate 10 to be placed. The first rubber ring 14 fits with the installation groove 15, and the second rubber ring 16 fits with the connecting groove 4.

[0038] Specifically, the sealing plate 13 is pushed and enters into the interior of the connecting groove 4, and the supporting plate 10 is inserted into the interior of the mounting groove 15. The supporting plate 10 is supported by the fit between the first rubber ring 14 and the mounting groove 15, and the sealing plate 13 is fixed by the fit between the second rubber ring 16 and the connecting groove 4, thereby sealing the connecting groove 4.

[0039] The working principle of the above embodiment is:

[0040] Pull the support plate 10 to make the support plate 10 drive the fixed plate 8 to move, squeeze the telescopic rod 11 and the spring 12 to shrink the telescopic rod 11 and the spring 12, support the support plate 10 through the sliding connection between the support plate 10 and the support groove 17, improve the stability of the support plate 10, support the support plate 10 through the fit between the rubber pad 18 and the support groove 17, improve the stability of the support plate 10, push the blade 2, and put the blade 2 on the fixed sleeve 6. The fixed plate 8 and the fixed groove 9 are located on the same center line, and the support is loosened. The plate 10, through the action of the spring 12, pushes the fixing plate 8 to reset, the fixing plate 8 is inserted into the fixing groove 9, and the blade 2 is fixed on the fixing groove 6 through the fit between the fixing plate 8 and the fixing groove 9, and pushes the sealing plate 13, and the sealing plate 13 enters the inside of the connecting groove 4. The support plate 10 is inserted into the inside of the mounting groove 15, and the support plate 10 is supported by the fit between the first rubber ring 14 and the mounting groove 15, and the sealing plate 13 is fixed by the fit between the second rubber ring 16 and the connecting groove 4, and then the connecting groove 4 is sealed.

Claims

1. An optical fiber cutting knife that is easy to disassemble and assemble, characterized in that: It comprises a motor (1), a blade (2), a connecting sleeve (3) fixedly connected to the inside of the blade (2), a driving rod (5) fixedly connected to the output end of the motor (1) and having one end passing through the connecting sleeve (3), a fixing sleeve (6) fixedly sleeved on the outer peripheral wall of the driving rod (5), and a fixing mechanism for fixing the blade (2); The fixing mechanism comprises placement grooves (7) provided on the top and bottom surfaces of the fixing sleeve (6), support plates (10) placed inside the two placement grooves (7), a fixing plate (8) fixedly connected to the two support plates (10) on a side surface close to the connecting sleeve (3), two fixing grooves (9) provided on the inner peripheral wall of the connecting sleeve (3), a supporting assembly for supporting the support plate (10), and a limiting assembly for limiting the support plate (10), wherein the two fixing plates (8) extend into the interior of the two fixing grooves (9) respectively.

2. The optical fiber cutting knife that is easy to assemble and disassemble according to claim 1, characterized in that: The two fixing plates (8) are respectively fitted with the two fixing grooves (9), and the two fixing grooves (9) are respectively distributed in a one-to-one correspondence with the two placement grooves (7).

3. The optical fiber cutting knife that is easy to assemble and disassemble according to claim 2, characterized in that: The fixing sleeve (6) and the connecting sleeve (3) are clearance-matched, and the two placement grooves (7) are symmetrically distributed up and down with the driving rod (5) as the center.

4. The optical fiber cutting knife that is easy to assemble and disassemble according to claim 1, characterized in that: The support assembly comprises two telescopic rods (11) fixedly connected to the two placement grooves (7), a spring (12) sleeved on the outer peripheral walls of the four telescopic rods (11) and respectively fixedly connected to the support plate (10) and the placement grooves (7), a rubber pad (18) fixedly connected to the front and back sides of the two support plates (10), and two connection grooves (4) opened on the right side surface of the fixing sleeve (6).

5. The optical fiber cutting knife that is easy to assemble and disassemble according to claim 4, characterized in that: Two support grooves (17) are provided inside the fixing sleeve (6) and are respectively used for two support plates (10) to slide. The two support plates (10) respectively extend into the inside of the two connection grooves (4).

6. The optical fiber cutting knife that is easy to assemble and disassemble according to claim 5, characterized in that: The rubber pad (18) and the supporting groove (17) are in contact with each other, and the connecting groove (4) and the placement groove (7) are in communication with each other.

7. The optical fiber cutting knife that is easy to assemble and disassemble according to claim 4, characterized in that: The limiting assembly comprises a sealing plate (13) placed inside the two connecting grooves (4), a first rubber ring (14) fixedly sleeved on the outer peripheral walls of the two supporting plates (10), a second rubber ring (16) fixedly sleeved on the outer peripheral walls of the two sealing plates (13), and a mounting groove (15) opened on the left side surfaces of the two sealing plates (13) and for the supporting plate (10) to be placed.

8. The optical fiber cutting knife that is easy to assemble and disassemble according to claim 7, characterized in that: The first rubber ring (14) fits in with the installation groove (15), and the second rubber ring (16) fits in with the connection groove (4).

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