Instrument hairspring drawing quantitative cutting device

Abstract

The utility model discloses an instrument hairspring drawing quantitative cutting device which comprises a placing base, the top of the placing base is fixedly connected with a moving box, a placing table is arranged above the moving box, the top of the placing table is fixedly connected with a plurality of long plates, and the long plates are distributed at equal intervals. A plurality of short plates are fixedly connected to the top of the placing table, the short plates are distributed at equal intervals, and a cutting mechanism is arranged on the placing base; the utility model relates to the technical field of instrument hairspring cutting. According to the instrument hairspring drawing quantitative cutting device, eight instrument hairspring drawing pieces can be cut at a time through a plurality of long plates and short plates which are arranged on the placement table and distributed at equal intervals, so that the quantitative cutting effect can be achieved, and overall counting is facilitated; and meanwhile, the wire drawing part can be pressed and fixed before cutting through the arranged cutting mechanism, so that the cutting position is more accurate, and the using effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of instrument hairspring cutting, in particular to an instrument hairspring drawing quantitative cutting device. Background Art

[0002] An instrument hairspring is a thin filament, usually made of copper, molybdenum, stainless steel, etc., with very high tensile strength and conductivity. Its working principle is based on the elastic deformation of the hairspring after being stressed. The value of the measured physical quantity is reflected by measuring the degree of deformation. It is drawn and cut during the production process.

[0003] The publication number CN 210702263 U discloses an instrument hairspring trimming device, including a bottom plate and a base, a through hole is opened in the middle position of the base, a motor is arranged at a position below the through hole on the bottom plate, a turntable is fixedly connected to the output shaft of the motor, and the turntable is located in the through hole, a guide rod is arranged at the center of the turntable, a baffle base is arranged on the base at the front and rear sides of the turntable, a baffle is arranged on the baffle base, a slide rail is arranged on the left and right sides of the turntable on the base, a slider is movably connected to the slide rail, a cutter is arranged on the slider, a cylinder base is arranged on the side of each slide rail, a cylinder is arranged on the cylinder base, and the piston rod of the cylinder is fixedly connected to the cutter. The practical new device has the beneficial effects of: through the coordinated use of the motor, the cylinder, the cutter and the baffle, multiple instrument hairsprings can be cut on both sides at the same time, and the structure is simple, which improves the production efficiency.

[0004] However, the cutting device has the following shortcomings: the device can perform bilateral cutting on multiple instrument hairsprings when in use, but it is often unable to quantitatively cut the instrument hairsprings during a single use, which easily leads to unstable cutting quantity, errors, and waste.

[0005] To this end, the utility model provides an instrument hairspring drawing quantitative cutting device to solve the above-mentioned problem. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model provides a quantitative cutting device for drawing and cutting instrument hairsprings, which solves the above-mentioned problems.

[0007] To achieve the above purpose, the utility model is implemented by the following technical solutions: an instrument hairspring drawing quantitative cutting device, comprising a placing base, a mobile box is fixedly connected to the top of the placing base, a placing table is arranged above the mobile box, a plurality of long plates are fixedly connected to the top of the placing table, and the plurality of long plates are equidistantly distributed, a plurality of short plates are fixedly connected to the top of the placing table, and the plurality of short plates are equidistantly distributed, and a cutting mechanism is arranged on the placing base;

[0008] The cutting mechanism includes a lifting plate arranged above the placement base, a cutting knife is fixedly connected to the bottom of the lifting plate, three mounting tubes are connected through the lifting plate, telescopic sleeves are slidably inserted and connected to the bottom of the three mounting tubes, the bottom ends of the three telescopic sleeves are fixedly connected to the same pressing plate, and a soft pad is fixedly connected to the bottom of the pressing plate.

[0009] Preferably, a positioning rod is fixedly connected to the top inner wall of the mounting tube, and the bottom end of the positioning rod slides and extends into the telescopic sleeve, and the bottom end of the positioning rod is fixedly connected to a first spring, and the first spring is connected to the telescopic sleeve. A second spring is provided on the sliding sleeve of the positioning rod, and the top end of the second spring is connected to the mounting tube, and the bottom end of the second spring is connected to the telescopic sleeve. The positioning rod, the first spring and the second spring are used in combination to provide downward pressure when the pressure plate contacts the drawing piece, so that it can be gradually tightened to prevent it from tilting and deviating during the cutting process, and the use effect is better.

[0010] Preferably, a gantry is fixedly connected to the top of the placement base, a fixed box is penetrated through the gantry, two extension rods are slidably and interlacedly connected to the bottom of the fixed box, and the bottom ends of the two extension rods are connected to the lifting plate. The lifting plate can be conveniently supported by using the gantry, fixed box and extension rods in combination.

[0011] Preferably, a partition is fixedly connected in the fixed box, and two first threaded rods are rotatably connected to the partition, and connecting blocks are threadedly sleeved on the two first threaded rods. The two connecting blocks are respectively connected to the corresponding extension rods. The extension rods and the lifting plate can be easily driven to rise and fall by using the arranged partition, the first threaded rods and the connecting blocks in combination.

[0012] Preferably, the two first threaded rods are fixedly sleeved with driven gears, the bottom of the partition is fixedly connected to the first motor, the output shaft of the first motor is fixedly connected to the transmission shaft, the transmission shaft rotates and passes through the partition, and a driving gear is fixedly sleeved on the transmission shaft, the driving gear is meshed with the two driven gears, and the two first threaded rods can be easily driven to rotate synchronously by using the arranged driven gears, the first motor, the transmission shaft and the driving gear.

[0013] Preferably, two anti-deflection rods are fixedly connected in the fixed box, and the two anti-deflection rods slide through the corresponding connecting blocks respectively. The anti-deflection rods can make the connecting blocks rise and fall more smoothly.

[0014] Preferably, a second motor is fixedly connected to an outer wall of one side of the moving box, and a second threaded rod is fixedly connected to an output shaft of the second motor. One end of the second threaded rod rotates and extends into the moving box. A moving block is threadedly sleeved on the second threaded rod. The top of the moving block slides and extends out of the moving box. The moving block is connected to the bottom of the placement table. The second motor, the second threaded rod and the moving block are used in combination to drive the placement table to move, thereby facilitating cutting.

[0015] Preferably, two sliding rods are fixedly connected inside the moving box, and support sleeves are slidably sleeved on the two sliding rods. The tops of the two support sleeves are slidably extended outside the moving box, and the two support sleeves are connected to the bottom of the placement table. The placement table can be supported by the combination of the set sliding rods and support sleeves, making its movement more stable.

[0016] Beneficial Effects

[0017] The utility model provides a quantitative cutting device for instrument hairspring drawing. Compared with the prior art, it has the following beneficial effects:

[0018] (1) The quantitative cutting device for instrument hairspring drawing can cut eight instrument hairspring drawing pieces at a time by means of a plurality of equidistantly distributed long plates and short plates arranged on a placement table, thereby achieving the effect of quantitative cutting and facilitating overall counting. At the same time, the provided cutting mechanism can press and fix the drawing pieces before cutting, making the cutting position more accurate and the use effect better.

[0019] (2) The instrument hairspring drawing quantitative cutting device can provide downward pressure when the pressure plate contacts the drawing piece by using the first spring and the second spring, thereby gradually pressing it and preventing it from tilting and deviating during the cutting process, thereby achieving a better use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional diagram of the external structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the internal cross-sectional structure of the fixed box in the utility model;

[0022] Figure 3 It is a schematic diagram of the related structure of the installation cylinder and the telescopic sleeve in the utility model;

[0023] Figure 4 It is an internal assembly diagram of the mobile box in the utility model.

[0024] In the figure: 1. placing base; 2. moving box; 3. placing table; 4. long board; 5. short board; 6. lifting board; 7. cutter; 8. mounting tube; 9. telescopic sleeve; 10. pressing plate; 11. cushion; 12. positioning rod; 13. first spring; 14. second spring; 15. gantry; 16. fixing box; 17. extension rod; 18. first threaded rod; 19. connecting block; 20. driven gear; 21. first motor; 22. transmission shaft; 23. driving gear; 24. anti-bias rod; 25. second motor; 26. second threaded rod; 27. moving block; 28. sliding rod; 29. ​​supporting sleeve. DETAILED DESCRIPTION

[0025] 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.

[0026] Embodiment 1:

[0027] See also Figure 1 , Figure 2 and Figure 3 , a quantitative cutting device for instrument hairspring drawing, comprising a placing base 1, a moving box 2 is fixedly connected to the top of the placing base 1, a placing table 3 is arranged above the moving box 2, a plurality of long plates 4 are fixedly connected to the top of the placing table 3, the plurality of long plates 4 are equidistantly distributed, a plurality of short plates 5 are fixedly connected to the top of the placing table 3, the plurality of short plates 5 are equidistantly distributed, and a cutting mechanism is arranged on the placing base 1;

[0028] The cutting mechanism includes a lifting plate 6 arranged above the placement base 1, a cutter 7 is fixedly connected to the bottom of the lifting plate 6, three mounting tubes 8 are connected through the lifting plate 6, and the bottoms of the three mounting tubes 8 are slidably and interlacedly connected with telescopic sleeves 9, the bottom ends of the three telescopic sleeves 9 are fixedly connected to the same pressing plate 10, and the bottom of the pressing plate 10 is fixedly connected to a cushion 11, which is made of rubber material; a positioning rod 12 is fixedly connected to the top inner wall of the mounting tube 8, and the bottom end of the positioning rod 12 slides and extends into the telescopic sleeve 9, and the bottom end of the positioning rod 12 is fixedly connected to a first spring 13, which is connected to the telescopic sleeve 9, and a second spring 14 is provided on the sliding sleeve of the positioning rod 12, and the top end of the second spring 14 is connected to the mounting tube 8, and the bottom end of the second spring 14 is connected to the telescopic sleeve 9.

[0029] Embodiment 2:

[0030] See also Figures 1 to 4, this embodiment provides a technical solution based on the first embodiment: a gantry 15 is fixedly connected to the top of the placement base 1, a fixed box 16 is connected through the gantry 15, and two extension rods 17 are slidably inserted and connected to the bottom of the fixed box 16, and the bottom ends of the two extension rods 17 are connected to the lifting plate 6; a partition is fixedly connected inside the fixed box 16, and two first threaded rods 18 are rotatably connected and penetrated on the partition, and the two first threaded rods 18 are threadedly sleeved with connecting blocks 19, and the two connecting blocks 19 are respectively connected to the corresponding extension rods 17; a driven gear 20 is fixedly sleeved on the two first threaded rods 18, and a first motor 21 is fixedly connected to the bottom of the partition, and the output shaft of the first motor 21 is fixedly connected to a transmission shaft 22, and the transmission shaft 22 rotates through the partition, and a fixed sleeve on the transmission shaft 22 is provided A driving gear 23 is meshed with the two driven gears 20; two anti-deflection rods 24 are fixedly connected in the fixed box 16, and the two anti-deflection rods 24 slide through the corresponding connecting blocks 19 respectively; a second motor 25 is fixedly connected to the outer wall of one side of the moving box 2, and the output shaft of the second motor 25 is fixedly connected to the second threaded rod 26, one end of the second threaded rod 26 rotates and extends into the moving box 2, and a moving block 27 is threadedly sleeved on the second threaded rod 26, and the top of the moving block 27 slides and extends to the outside of the moving box 2, and the moving block 27 is connected to the bottom of the placement table 3; two sliding rods 28 are fixedly connected in the moving box 2, and support sleeves 29 are slidably sleeved on the two sliding rods 28, and the tops of the two support sleeves 29 slide and extend to the outside of the moving box 2, and the two support sleeves 29 are connected to the bottom of the placement table 3.

[0031] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0032] Working principle: When in use, the staff places eight wire drawing pieces between two adjacent long boards 4 in sequence, so that one end of the pieces is against one side of the placement table 3, and then starts the second motor 25, and the second motor 25 drives the placement table 3 to move, so that the placement table 3 moves to the bottom of the cutter 7, and the cutter 7 is in the middle position of the long board 4 and the short board 5. At this time, the first motor 21 is started, and the first motor 21 drives the active gear 23 to rotate through the transmission shaft 22, and the active gear 23 drives the two driven gears 20 meshing therewith to rotate, and the driven gear 20 drives the first threaded rod 18 to rotate, and the first threaded rod 18 drives the connecting block 19 threadedly connected thereto to descend, and the connecting block 19 drives the lifting plate 6 to descend through the extension rod 17, and the lifting plate 6 drives the cutter 7 and the mounting tube 8 to descend. When the mounting tube 8 descends, it will press against the wire drawing piece through the soft pad 11, and at the same time, as the lifting plate 6 continues to descend, the first spring 13 and the second spring 14 will gradually contract to squeeze the soft pad 11, so that it presses against the wire drawing piece and fixes it firmly, and then the lifting plate 6 drives the cutter 7 to descend to cut it.

[0033] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0034] In the description of this article, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection, a mechanical connection, an electrical connection, a direct connection, or a connection through an intermediate medium, or the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A quantitative cutting device for drawing and cutting instrument hairsprings, comprising a placement base (1), characterized in that: The top of the placement base (1) is fixedly connected to a moving box (2), a placement platform (3) is arranged above the moving box (2), a plurality of long boards (4) are fixedly connected to the top of the placement platform (3), and the plurality of long boards (4) are evenly distributed, a plurality of short boards (5) are fixedly connected to the top of the placement platform (3), and the plurality of short boards (5) are evenly distributed, and a cutting mechanism is arranged on the placement base (1); The cutting mechanism comprises a lifting plate (6) arranged above a placing base (1); a cutting knife (7) is fixedly connected to the bottom of the lifting plate (6); three mounting tubes (8) are connected through the lifting plate (6); the bottoms of the three mounting tubes (8) are all slidably connected with telescopic sleeves (9); the bottom ends of the three telescopic sleeves (9) are fixedly connected to the same pressing plate (10); and the bottom of the pressing plate (10) is fixedly connected to a soft pad (11).

2. The device for quantitatively cutting instrument hairspring according to claim 1, characterized in that: A positioning rod (12) is fixedly connected to the inner wall of the top of the installation tube (8), and the bottom end of the positioning rod (12) slides and extends into the telescopic sleeve (9). A first spring (13) is fixedly connected to the bottom end of the positioning rod (12), and the first spring (13) is connected to the telescopic sleeve (9). A second spring (14) is provided on the sliding sleeve of the positioning rod (12), and the top end of the second spring (14) is connected to the installation tube (8), and the bottom end of the second spring (14) is connected to the telescopic sleeve (9).

3. The instrument hairspring drawing quantitative cutting device according to claim 1, characterized in that: The top of the placement base (1) is fixedly connected to a gantry (15), a fixed box (16) is connected through the gantry (15), and the bottom of the fixed box (16) is slidably connected to two extension rods (17), and the bottom ends of the two extension rods (17) are connected to the lifting plate (6).

4. The device for quantitatively cutting instrument hairspring according to claim 3, characterized in that: A partition is fixedly connected inside the fixed box (16), and two first threaded rods (18) are rotatably connected and penetrated on the partition. A connecting block (19) is threadedly sleeved on the two first threaded rods (18), and the two connecting blocks (19) are respectively connected to the corresponding extension rods (17).

5. The device for quantitatively cutting instrument hairspring according to claim 4, characterized in that: A driven gear (20) is fixedly sleeved on each of the two first threaded rods (18); a first motor (21) is fixedly connected to the bottom of the partition; an output shaft of the first motor (21) is fixedly connected to a transmission shaft (22); the transmission shaft (22) rotates and passes through the partition; a driving gear (23) is fixedly sleeved on the transmission shaft (22); the driving gear (23) is meshed with the two driven gears (20).

6. The device for quantitatively cutting instrument hairspring according to claim 5, characterized in that: Two anti-deflection rods (24) are fixedly connected inside the fixed box (16), and the two anti-deflection rods (24) respectively slide through corresponding connection blocks (19).

7. The instrument hairspring drawing quantitative cutting device according to claim 1, characterized in that: A second motor (25) is fixedly connected to an outer wall of one side of the moving box (2); an output shaft of the second motor (25) is fixedly connected to a second threaded rod (26); one end of the second threaded rod (26) is rotated to extend into the moving box (2); a moving block (27) is threadedly sleeved on the second threaded rod (26); the top of the moving block (27) is slidably extended to the outside of the moving box (2); and the moving block (27) is connected to the bottom of the placement table (3).

8. The instrument hairspring drawing quantitative cutting device according to claim 1, characterized in that: Two sliding rods (28) are fixedly connected inside the moving box (2), and support sleeves (29) are slidably sleeved on the two sliding rods (28). The tops of the two support sleeves (29) are slidably extended to the outside of the moving box (2), and the two support sleeves (29) are connected to the bottom of the placement table (3).

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