Belt cutting device for twin-needle machine

Abstract

The utility model is suitable for the technical field of kitchen tools, and provides a belt cutting device for a twin-needle machine, which comprises a base, a belt cutting device and a belt cutting device, the accommodating groove is formed in the inner wall of one side of the rectangular groove; the hydraulic cylinder is fixedly mounted on the frame; the buffering mechanism is arranged on an output rod of the hydraulic cylinder and used for buffering undercutting of the cutter; the locking mechanism is arranged on the buffering mechanism, and the locking mechanism is used for locking a cutter; the belt cutting mechanism is arranged at the bottom of the buffering mechanism and used for cutting a woven belt on the double-needle machine; and the measuring mechanism is arranged on the rectangular groove and is used for measuring the moving size of the braid. According to the belt cutting device for the twin-needle machine, the cutter can be conveniently mounted and dismounted, belt cutting operation is stable, the probability that the cutter is damaged in the belt cutting process can be reduced, and therefore the service life of the cutter is prolonged.

Description

Technical Field

[0001] The utility model belongs to the technical field of garment processing, and particularly relates to a belt cutting device for a double-needle machine. Background Art

[0002] In the past, due to low productivity, people could only make clothes by hand. Not only was the efficiency of clothing production low, but people's workload was heavy. With the continuous development of social science and technology, mechanical equipment for clothing production has appeared on the market. Among them, the double needle machine is one of the clothing production equipment. The double needle machine is a very important equipment in clothing machinery. The double needle machine is mainly used to process various types of clothing. The double needle machine is divided into thick material and thin material. It is an indispensable machine in the clothing industry. The double needle machine system includes: feeding mechanism, hook mechanism, needle bar mechanism, stretching mechanism, hook shuttle mechanism and tape cutting device, etc.

[0003] Although the existing double-needle machine cutting device can cut the ribbon, it is often difficult to conveniently install, disassemble and replace the cutter, which is inconvenient. Utility Model Content

[0004] The utility model provides a double-needle lathe belt cutting device, aiming to solve the problem that the double-needle lathe belt cutting device proposed in the above background technology cannot conveniently install, disassemble and replace the cutter, which is inconvenient.

[0005] To solve the above problems, the utility model is implemented as follows: a tape cutting device for a double-needle machine, comprising: a base with a rectangular groove on the top and a frame; a receiving groove on the inner wall of one side of the rectangular groove; a hydraulic cylinder fixedly mounted on the frame; a buffer mechanism arranged on the output rod of the hydraulic cylinder, the buffer mechanism is used to buffer the downward cutting of the tool; a locking mechanism arranged on the buffer mechanism, the locking mechanism is used to lock the tool; a tape cutting mechanism arranged at the bottom of the buffer mechanism, the tape cutting mechanism is used to cut the tape on the double-needle machine; a measuring mechanism arranged on the rectangular groove, the measuring mechanism is used to measure the moving size of the tape.

[0006] Preferably, the buffer mechanism includes: a rectangular plate fixedly mounted on the output rod of the hydraulic cylinder; a plurality of sliding rods slidably mounted on the rectangular plate and with limit blocks; a plurality of annular pressure sensors and a plurality of springs slidably mounted on the plurality of sliding rods respectively; a mounting plate fixedly mounted on the bottom ends of the plurality of sliding rods; and a mounting block fixedly mounted on the bottom of the mounting plate.

[0007] Preferably, a strip groove and a slot are respectively provided on the top and bottom of the mounting block, two sliding openings are provided on the inner wall of the strip groove, a positioning groove is provided on the top inner wall of the slot, and a plurality of limit rods are fixedly installed on the inner wall of the strip groove.

[0008] Preferably, the locking mechanism includes: a bidirectional screw rotatably mounted on the inner wall of the strip groove; a servo motor fixedly mounted on one side of the mounting block and connected to the bidirectional screw; two sliding plates threadedly sleeved on the bidirectional screw and respectively slidably connected to the multiple limit rods and the inner walls on both sides of the two sliding openings; and multiple pin rods respectively fixedly mounted on the side of the two sliding plates close to each other.

[0009] Preferably, the tape cutting mechanism includes: a cutter arranged at the bottom of the mounting block; an insert block fixedly mounted on the top of the cutter; a plurality of pin holes respectively provided on both sides of the insert block and adapted to the plurality of pin rods; and a positioning block fixedly mounted on the insert block and adapted to the positioning groove.

[0010] Preferably, the measuring mechanism includes: a rotating shaft rotatably mounted on the inner wall of the rectangular groove and rotatably connected to the inner wall of the accommodating groove; a roller fixedly mounted on the rotating shaft and having a plurality of anti-slip protrusions; a speed sensor fixedly mounted on the inner wall of the accommodating groove; and two gears respectively fixedly mounted on the output shaft of the speed sensor and on the rotating shaft and meshing with each other.

[0011] Preferably, a controller is provided on one side of the frame, and the controller is electrically connected to the hydraulic cylinder, a plurality of annular pressure sensors, a servo motor and a rotation speed sensor.

[0012] Compared with the related art, the double-needle machine belt cutting device provided by the utility model has the following beneficial effects:

[0013] Compared with the prior art, the double-needle lathe belt cutting device provided by the present invention has a base as the supporting foundation of the entire device, and a rectangular groove on the top thereof provides space for the installation and operation of the measuring mechanism. The frame is fixedly installed on the base, providing a stable installation position for components such as the hydraulic cylinder. The hydraulic cylinder serves as a power source, and drives the belt cutting mechanism to work by extending and retracting its output rod. The use of the hydraulic cylinder enables the belt cutting process to be automated, thereby improving work efficiency. The buffer mechanism is arranged on the output rod of the hydraulic cylinder, and is used to buffer the downward cutting of the tool. The buffer mechanism can reduce the impact and vibration of the tool during the belt cutting process, thereby protecting the tool and extending its service life. At the same time, the buffer mechanism can also improve the accuracy and stability of belt cutting. The locking mechanism is arranged on the buffer mechanism and is used to lock the tool. The locking mechanism can ensure that the tool maintains a fixed position during the tape cutting process to prevent the tool from shifting due to vibration or impact, and facilitates the removal and replacement of the tool. The tape cutting mechanism is arranged at the bottom of the buffer mechanism and is used to cut the tape on the double-needle machine. The tape cutting mechanism cooperates with the hydraulic cylinder, the buffer mechanism and the locking mechanism to achieve fast and accurate tape cutting. The measuring mechanism is arranged on the rectangular groove and is used to measure the moving size of the tape. The measuring mechanism can monitor the movement of the tape in real time and provide accurate data support for the tape cutting operation, which helps to achieve accurate tape cutting length control and meet different production needs.

[0014] To sum up, the double-needle machine tape cutting device described in this patent realizes efficient and accurate tape cutting operation through reasonable structural design and functional configuration, improves production efficiency, reduces production costs, and has significant beneficial effects. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main structure of a double-needle lathe tape cutting device provided by the utility model;

[0016] Figure 2 for Figure 1 A schematic diagram of a side cross-sectional structure;

[0017] Figure 3 for Figure 1 Schematic diagram of the three-dimensional assembly structure of the tool;

[0018] Figure 4 for Figure 1 An enlarged structural diagram of part A shown in FIG.

[0019] Figure 5 for Figure 1 Schematic diagram of the enlarged structure of part B shown in FIG.

[0020] Figure numerals: 1. base; 2. rectangular groove; 3. frame; 4. receiving groove; 5. hydraulic cylinder; 6. rectangular plate; 7. sliding rod; 8. annular pressure sensor; 9. spring; 10. mounting plate; 11. mounting block; 12. strip groove; 13. slot; 14. sliding opening; 15. positioning groove; 16. limit rod; 17. bidirectional screw; 18. servo motor; 19. sliding plate; 20. pin rod; 21. tool; 22. insert block; 23. pin hole; 24. positioning block; 25. rotating shaft; 26. roller; 27. anti-slip protrusion; 28. speed sensor; 29. ​​gear; 30. controller. DETAILED DESCRIPTION

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit the present application; the terms "including" and "having" in the specification and claims of the present application and the above-mentioned figure descriptions and any variations thereof are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of the present application or the above-mentioned figures are used to distinguish different objects, rather than to describe a specific order; the terms "inside", "outside", "left", and "right" indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0022] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0023] The utility model provides a double-needle machine belt cutting device, such as Figure 1-5As shown, the tape cutting device for a double-needle machine includes: a base 1 with a rectangular groove 2 on the top and a frame 3; a receiving groove 4 provided on the inner wall of one side of the rectangular groove 2; a hydraulic cylinder 5 fixedly mounted on the frame 3; a buffer mechanism arranged on the output rod of the hydraulic cylinder 5, the buffer mechanism being used to buffer the downward cutting of the tool 21; a locking mechanism arranged on the buffer mechanism, the locking mechanism being used to lock the tool 21; a tape cutting mechanism arranged at the bottom of the buffer mechanism, the tape cutting mechanism being used to cut the tape on the double-needle machine; a measuring mechanism arranged on the rectangular groove 2, the measuring mechanism being used to measure the moving dimension of the tape.

[0024] In this embodiment, the base 1 serves as the supporting foundation of the entire device, and the rectangular groove 2 opened on the top thereof provides space for the installation and operation of the measuring mechanism. The frame 3 is fixedly installed on the base 1, providing a stable installation position for components such as the hydraulic cylinder 5. The hydraulic cylinder 5 serves as a power source, and drives the belt cutting mechanism to work by extending and retracting its output rod. The use of the hydraulic cylinder 5 makes the belt cutting process automated, thereby improving work efficiency. The buffer mechanism is arranged on the output rod of the hydraulic cylinder 5, and is used to buffer the downward cutting of the tool 21. The buffer mechanism can reduce the impact and vibration of the tool 21 during the belt cutting process, thereby protecting the tool and extending its service life. At the same time, the buffer mechanism can also improve the accuracy and stability of belt cutting. The locking mechanism is designed The buffer mechanism is arranged on the buffer mechanism and is used to lock the tool 21. The locking mechanism can ensure that the tool 21 maintains a fixed position during the tape cutting process to prevent the tool from shifting due to vibration or impact, and facilitates the removal and replacement of the tool 21. The tape cutting mechanism is arranged at the bottom of the buffer mechanism and is used to cut the tape on the double-needle machine. The tape cutting mechanism cooperates with the hydraulic cylinder 5, the buffer mechanism and the locking mechanism to achieve fast and accurate tape cutting operations. The measuring mechanism is arranged on the rectangular groove 2 and is used to measure the moving size of the tape. The measuring mechanism can monitor the movement of the tape in real time and provide accurate data support for the tape cutting operation, which helps to achieve accurate tape cutting length control and meet different production needs.

[0025] To sum up, the double-needle machine tape cutting device described in this patent realizes efficient and accurate tape cutting operation through reasonable structural design and functional configuration, improves production efficiency, reduces production costs, and has significant beneficial effects.

[0026] In a further preferred embodiment of the utility model, the buffer mechanism includes: a rectangular plate 6 fixedly mounted on the output rod of the hydraulic cylinder 5; a plurality of sliding rods 7 slidably mounted on the rectangular plate 6 and with limit blocks; a plurality of annular pressure sensors 8 and a plurality of springs 9 slidably mounted on the plurality of sliding rods 7 respectively; a mounting plate 10 fixedly mounted on the bottom ends of the plurality of sliding rods 7; and a mounting block 11 fixedly mounted on the bottom of the mounting plate 10.

[0027] In this embodiment, the cutting of the tool 21 can be buffered by multiple springs 9, and the cutting force of the tool 21 can be monitored by multiple annular pressure sensors 8. The controller 30 controls the hydraulic cylinder 5 according to the cutting force of the tool 21 to avoid the situation where the cutting force is too large and the tool 21 is damaged.

[0028] In a further preferred embodiment of the utility model, a strip groove 12 and a slot 13 are respectively provided on the top and bottom of the mounting block 11, two sliding openings 14 are provided on the inner wall of the strip groove 12, a positioning groove 15 is provided on the top inner wall of the slot 13, and a plurality of limit rods 16 are fixedly installed on the inner wall of the strip groove 12.

[0029] In this embodiment, the two sliding plates 19 can be guided and limited by a plurality of limiting rods 16 .

[0030] In a further preferred embodiment of the utility model, the locking mechanism includes: a bidirectional screw 17 rotatably mounted on the inner wall of the strip groove 12; a servo motor 18 fixedly mounted on one side of the mounting block 11 and connected to the bidirectional screw 17; two sliding plates 19 threadedly sleeved on the bidirectional screw 17 and respectively slidably connected to the multiple limit rods 16 and the inner walls on both sides of the two sliding openings 14; and multiple pins 20 respectively fixedly mounted on the sides of the two sliding plates 19 close to each other.

[0031] In this embodiment, when installing the tool 21, the insert block 22 is inserted into the slot 13 and the positioning block 24 is inserted into the positioning groove 15, and the servo motor 18 is started. The servo motor 18 drives the bidirectional screw 17 to rotate, and the rotation of the bidirectional screw 17 drives the two sliding plates 19 and multiple pins 20 to approach each other, so that the multiple pins 20 are inserted into the multiple pin holes 23, thereby locking the tool 21 at the bottom of the mounting block 11.

[0032] In a further preferred embodiment of the utility model, the tape cutting mechanism includes: a cutter 21 arranged at the bottom of the mounting block 11; an insert block 22 fixedly mounted on the top of the cutter 21; a plurality of pin holes 23 respectively provided on both sides of the insert block 22 and adapted to the plurality of pin rods 20; and a positioning block 24 fixedly mounted on the insert block 22 and adapted to the positioning groove 15.

[0033] In this embodiment, the hydraulic cylinder 5 drives the cutter 21 to move downward to cut the webbing.

[0034] In a further preferred embodiment of the utility model, the measuring mechanism includes: a rotating shaft 25 rotatably mounted on the inner wall of the rectangular groove 2 and rotatably connected to the inner wall of the accommodating groove 4; a roller 26 fixedly mounted on the rotating shaft 25 and having a plurality of anti-slip protrusions 27; a speed sensor 28 fixedly mounted on the inner wall of the accommodating groove 4; and two gears 29 respectively fixedly mounted on the output shaft of the speed sensor 28 and on the rotating shaft 25 and meshing with each other.

[0035] In this embodiment, when the webbing moves, the roller 26 and the shaft 25 are driven to rotate. The shaft 25 drives the input shaft of the speed sensor 28 to rotate through two gears 29, thereby measuring the moving length of the webbing, which is convenient for cutting to a fixed length.

[0036] In a further preferred embodiment of the present invention, a controller 30 is disposed on one side of the frame 3 , and the controller 30 is electrically connected to the hydraulic cylinder 5 , a plurality of annular pressure sensors 7 , a servo motor 18 and a rotation speed sensor 28 .

[0037] In this embodiment, the operation of the device can be controlled by the controller 30 .

[0038] In summary, compared with the related art, the present device is not only convenient for installing and disassembling the tool, but also the belt cutting operation is relatively stable, which can reduce the probability of damage to the tool during the belt cutting process, thereby increasing the service life of the tool.

[0039] In the several embodiments provided in this application, it should be understood that the disclosed device can be implemented in other ways.

[0040] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. A tape cutting device for a double needle machine, characterized in that: include: A base with a rectangular slot and frame on the top; A receiving groove is provided on the inner wall of one side of the rectangular groove; A hydraulic cylinder fixedly mounted on the frame; A buffer mechanism disposed on the output rod of the hydraulic cylinder, the buffer mechanism being used to buffer the downward cutting of the tool; A locking mechanism disposed on the buffer mechanism, the locking mechanism being used to lock the tool; A tape cutting mechanism is arranged at the bottom of the buffer mechanism, and the tape cutting mechanism is used to cut the tape on the double-needle machine; A measuring mechanism is arranged on the rectangular groove, and the measuring mechanism is used to measure the moving dimension of the webbing.

2. The double-needle lathe tape cutting device according to claim 1, characterized in that: The buffer mechanism comprises: A rectangular plate fixedly mounted on the output rod of the hydraulic cylinder; A plurality of sliding rods slidably mounted on the rectangular plate and provided with limit blocks; A plurality of annular pressure sensors and a plurality of springs are respectively slidably sleeved on the plurality of sliding rods; A mounting plate fixedly mounted on the bottom ends of the plurality of sliding rods; A mounting block is fixedly mounted on the bottom of the mounting plate.

3. The double-needle lathe tape cutting device according to claim 2, characterized in that: The top and bottom of the mounting block are respectively provided with a strip groove and a slot, the inner wall of the strip groove is provided with two sliding openings, the top inner wall of the slot is provided with a positioning groove, and a plurality of limit rods are fixedly installed on the inner wall of the strip groove.

4. The double-needle lathe tape cutting device according to claim 3, characterized in that: The locking mechanism comprises: Rotating a bidirectional screw installed on the inner wall of the strip groove; A servo motor fixedly mounted on one side of the mounting block and connected to the bidirectional screw; Two sliding plates threadably sleeved on the bidirectional screw and slidably connected to the plurality of limit rods and inner walls on both sides of the two sliding openings respectively; A plurality of pins are respectively fixedly mounted on the sides of the two sliding plates close to each other.

5. The double-needle lathe tape cutting device according to claim 4, characterized in that: The belt cutting mechanism comprises: a cutter disposed at the bottom of the mounting block; An insert block fixedly mounted on the top of the tool; A plurality of pin holes are respectively provided on both sides of the insert block and are adapted to the plurality of pin rods; A positioning block fixedly mounted on the inserting block and adapted to the positioning groove.

6. The double-needle lathe tape cutting device according to claim 4, characterized in that: The measuring mechanism comprises: A rotating shaft rotatably mounted on the inner wall of the rectangular groove and rotatably connected to the inner wall of the containing groove; A roller which is fixedly sleeved on the rotating shaft and has a plurality of anti-slip protrusions; A rotation speed sensor fixedly mounted on the inner wall of the receiving groove; Two gears are respectively fixedly sleeved on the output shaft of the rotation speed sensor and the rotating shaft and meshed with each other.

7. The double-needle lathe tape cutting device according to claim 6, characterized in that: A controller is disposed on one side of the frame, and the controller is electrically connected to the hydraulic cylinder, a plurality of annular pressure sensors, a servo motor and a rotation speed sensor.

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