Distance-adjustable cutting device for polyester thread production

Abstract

The invention discloses a distance-adjustable cutting device for polyester thread production, and relates to the technical field of textile. The yarn guide rod is rotatably arranged at the lower position of the left side between the two supporting frames through a bearing, the polyester yarn is wound on the yarn guide rod, the motor is fixedly arranged on the front side wall of the front supporting frame, a rotating rod is rotatably arranged between the two supporting frames in a penetrating mode through a bearing, and an output shaft of the motor is fixedly connected with the rotating rod. The rotating rod is fixedly sleeved with two rotating plates, wire clamping mechanisms are arranged on the rotating plates, clamping adjusting mechanisms connected with the wire clamping mechanisms are arranged on the supporting frames, the connecting frame is fixedly arranged on the upper portions of the two supporting frames, a cut-off mechanism is arranged on the connecting frame, and a wire length adjusting mechanism matched with the cut-off mechanism is arranged on the connecting frame. According to the polyester thread cutting device, falling protection can be provided for polyester threads which are not cut off in the clamping state, adjustment and adaptation can be conducted according to the polyester threads of different thickness specifications, meanwhile, the cut-off length of the polyester threads can be adjusted, and the application range is fully expanded.

Description

Technical Field

[0001] The invention relates to the technical field of textiles, and in particular to a spacing-adjustable cutting device for polyester thread production. Background Art

[0002] Polyester is an important variety of synthetic fibers, which is widely used in textiles and industrial products. Polyester yarn needs to be cut by a cutting device during the production process.

[0003] A Chinese patent with the announcement number CN217709781U discloses a cutting device for producing cationic modified polyester filaments, comprising a fixed base and two symmetrical clamping fixed blocks, the upper surface of the fixed base is fixedly connected to a fixed vertical plate, the upper surface of the fixed base is fixedly connected to a rotating support plate, a rotating mechanism is arranged above the fixed base, the rotating mechanism comprises a first rotating rod...a cutting mechanism is arranged above the fixed base, the cutting mechanism comprises a second rotating rod and a fixed ring, although it can be used after the polyester line is cut off And clamp the cut-off position, which does not affect the stable movement of the polyester line and can be continuously cut off. However, the cutting device only uses the anti-slip clamping pads on both sides to clamp the polyester line, and cannot provide drop protection for the polyester line in the clamped state. Moreover, the clamping distance between the anti-slip clamping pads on both sides and the cutting frequency of the cutting knife are fixed. Not only can it not adapt to other polyester lines of different thicknesses, but it also cannot change the cutting length of the polyester line. The scope of application is small. Therefore, there is an urgent need for a cutting device for polyester line production with adjustable spacing. Summary of the invention

[0004] The purpose of the present invention is to provide a cutting device for polyester yarn production with adjustable spacing, which is reasonably designed and easy to use, in view of the defects and shortcomings of the prior art, so as to solve the above problems.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: it comprises a base and a support frame, and the support frames are fixedly arranged on both the front and rear sides of the upper part of the base;

[0006] It also contains:

[0007] A conductor rod, which is rotatably arranged at a lower left position between the two support frames through a bearing, and the polyester wire is wound around the conductor rod;

[0008] The motor is fixedly arranged on the front side wall of the front support frame, a rotating rod is rotatably passed through the two support frames through a bearing, the output shaft of the motor is fixedly connected to the rotating rod, two rotating plates are fixedly sleeved on the rotating rod, a wire clamping mechanism is arranged on the rotating plate, and a clamping adjustment mechanism connected to the wire clamping mechanism is arranged on the support frame;

[0009] A connecting frame, the connecting frame is fixedly arranged on the upper part of the two supporting frames, a cutting mechanism is provided on the connecting frame, and a line length adjustment mechanism matched with the cutting mechanism is provided on the connecting frame;

[0010] Through the above technical scheme, the line clamping mechanism and the cutting mechanism can not only realize the stable cutting and clamping positioning of the polyester line, but also can cooperate with the line length adjustment mechanism as needed to realize the cutting of the polyester line at different lengths, and through the cooperation of the clamping adjustment mechanism, it can also be adapted and adjusted according to the different thicknesses of the polyester line, thereby fully expanding the scope of application.

[0011] Preferably, the line clamping mechanism comprises:

[0012] There are several movable rods, each of which is movably arranged on two rotating plates with equal rounded corners. Clamping plates are fixedly arranged at the adjacent ends of the movable rods on the front and rear sides. The polyester line is abutted between the clamping plates on the front and rear sides. A movable block is fixedly arranged at the other end of the movable rod.

[0013] A number one spring, wherein the number one springs are movably sleeved on a number of movable rods, and the two ends of the number one springs are fixedly connected to the rotating plate and the movable block, respectively. A semi-ring guide bar is connected to the support frame through a clamping adjustment mechanism, and the semi-ring guide bar is movably conflicted with the movable block;

[0014] Anti-slip plates, the number of which is several and fixedly arranged on several front clamping plates respectively;

[0015] Through the above technical scheme, influenced by the position of the semi-ring guide strip, several clamping plates on the upper front and rear sides can be brought close to each other to achieve clamping and positioning of the polyester thread, and the anti-slip plate can also prevent the polyester thread from being subjected to force when being cut and falling from the clamping state of the clamping plate.

[0016] Preferably, a ball is movably embedded in the movable block, and the ball is movably abutted against the semi-ring guide strip. The ball can replace the movable block to move on the semi-ring guide strip, and the rolling of the ball can also reduce the wear of the semi-ring guide strip and increase its service life.

[0017] Preferably, the clamping adjustment mechanism comprises:

[0018] A bidirectional lead screw, which is rotatably arranged between two support frames through a bearing and is located below the rotating plate. Two moving frames are rotatably sleeved on the bidirectional lead screw through a thread, and a semi-ring guide bar is fixedly arranged on the moving frame;

[0019] A number of guide rods, which are fixedly mounted on the side walls of the two moving frames respectively, and are movably mounted on the support frame, and a number of adjustment handles are fixedly mounted on the front end of the bidirectional lead screw, and the number of adjustment handles are located at the front side of the front support frame;

[0020] Through the above technical scheme, under the guiding action of guide rod No. 1, the rotation of the bidirectional lead screw can realize the synchronous reverse movement of the movable frames on both sides, realize the adjustment of the distance between the semi-ring guide strips on both sides, and then realize the clamping adjustment according to the thickness specifications of the polyester line.

[0021] Preferably, the cutting mechanism comprises:

[0022] A synchronous rod, which is rotatably inserted into the connecting frame through a bearing, and a sprocket is fixedly sleeved on the rear ends of the synchronous rod and the rotating rod, and the two sprockets are connected through a chain transmission;

[0023] A driven rod, the driven rod is rotatably inserted on the left side of the connecting frame through a bearing, a rotating disk is fixedly arranged on the right end of the driven rod, and the rotating disk is arranged in the supporting frame, and the synchronous rod and the rotating disk are connected through a wire length adjustment mechanism;

[0024] A No. 1 connecting rod, wherein the No. 1 connecting rod is fixedly sleeved at the left end of the driven rod, and the No. 1 connecting rod is located on the left side of the support frame, and the left side of the No. 1 connecting rod is rotatably connected to the No. 2 connecting rod through a shaft and a bearing, and the lower end of the No. 2 connecting rod is hinged to a lifting frame;

[0025] The cutting knife is fixedly arranged at the bottom of the lifting frame, two guide cylinders are fixedly arranged on the left wall of the connecting frame, and a second guide rod is fixedly arranged on both the front and rear sides of the upper part of the lifting frame, and the upper end of the second guide rod is movably inserted in the guide cylinder;

[0026] Through the above technical scheme, with the cooperation of the sprocket and the chain, the synchronous driving of the synchronization rod can be realized during the conveying process of the polyester line, and the line length adjustment mechanism is used to rotate the rotating disk and the driven rod, and through the cooperation of the No. 1 connecting rod and the No. 2 connecting rod, the lifting frame drives the cutting knife to move back and forth up and down, which not only realizes the reciprocating and efficient cutting of the polyester line in the conveying process, but also ensures the consistency of the cutting length of the polyester line.

[0027] Preferably, the line length adjustment mechanism comprises:

[0028] An adjusting cylinder, wherein the adjusting cylinder is movably sleeved on the synchronization rod, and driving strips are movably penetrated in a plurality of strip-shaped grooves with equal fillets on the inner ring wall of the adjusting cylinder, and the driving strips are fixedly arranged on the synchronization rod, and a gear is fixedly sleeved on the adjusting cylinder;

[0029] The adjusting frame is movably arranged in the connecting frame, the adjusting frame is rotatably sleeved on the adjusting cylinder through a bearing, an adjusting rod is fixedly arranged on the front side wall of the adjusting frame, and a No. 2 adjusting handle is fixedly arranged after the front end of the adjusting rod passes through the connecting frame;

[0030] A No. 1 gear ring, the No. 1 gear ring is fixedly arranged on the right side wall of the rotating disk, a No. 2 gear ring is fixedly arranged on the right side wall of the rotating disk at an inner position of the No. 1 gear ring, a No. 3 gear ring is fixedly arranged on the right side wall of the rotating disk at an inner position of the No. 2 gear ring, and the No. 1 gear ring, the No. 2 gear ring and the No. 3 gear ring are all arranged to mesh with the gear;

[0031] Through the above technical scheme, the adjusting rod can drive the adjusting frame to move in the supporting frame, so as to realize the adjustment control of the gear in the meshing state with the No. 1 gear ring, the No. 2 gear ring and the No. 3 gear ring. Through the different diameter specifications of the No. 1 gear ring, the No. 2 gear ring and the No. 3 gear ring, the speed ratio of the synchronous rod and the driven rod is changed, so as to realize the adjustment of the up and down reciprocating movement frequency of the cutting knife and realize the adjustment of the cutting length of the polyester line.

[0032] Preferably, a No. 2 spring is fixedly arranged in the groove opened at the bottom of the adjusting frame, a limiting block is fixedly arranged at the lower end of the No. 2 spring, three limiting grooves corresponding to the No. 1 gear ring, the No. 2 gear ring and the No. 3 gear ring are opened in the supporting frame, and the limiting block is matched with the three limiting grooves. The limiting block can be affected by the rebound thrust of the No. 2 spring to achieve the interference in the limiting groove, thereby realizing the limitation of the position of the adjusting frame in the supporting frame, preventing the adjusting frame from moving arbitrarily in the supporting frame and affecting the rotation of the gear.

[0033] Preferably, the fixed sleeve on the conductor rod is provided with two limit plates, the polyester thread is located between the two limit plates, and the limit plates can provide limit for the polyester thread wound on the conductor rod to prevent the polyester thread from moving forward and backward at will and affecting the clamping of the polyester thread by the clamping plate.

[0034] Preferably, baffles are rotatably connected to the left and right sides of the two support frames through shafts and bearings, positioning blocks are fixedly provided on the side walls of the support frames, and the baffles are movably abutted against the positioning blocks. The baffles can not only provide protection for the polyester line during the cutting process, but also prevent people from accidentally contacting the clamping plate and the rotating plate during the rotation process and causing damage.

[0035] Compared with the prior art, the present invention has the following beneficial effects:

[0036] 1. Through the cooperation of the wire clamping mechanism and the clamping adjustment mechanism, not only can the stable clamping and positioning of the polyester line be achieved to prevent the polyester line from falling randomly during the cutting process, but also the adaptation and adjustment can be carried out according to the thickness specifications of the polyester line to ensure the stability of the clamping of the polyester line;

[0037] 2. Through the cooperation of the cutting mechanism and the line length adjustment mechanism, not only can the polyester line be synchronously linked with the cutting knife during the conveying process to ensure the consistency of the length of the cut polyester line, but the polyester line can also be cut into different lengths according to needs;

[0038] 3. The ball bearing can replace the movable block to move on the semi-ring guide strip, and the rolling of the ball bearing can also reduce the wear of the semi-ring guide strip, increase the service life and reduce the cost of use;

[0039] 4. The baffle can not only provide protection for the polyester line during the cutting process, but also prevent personnel from accidentally contacting the clamping plate and the rotating plate during the rotation process and causing damage, thereby fully improving the safety of the device during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0040] Figure 1 It is a structural schematic diagram of the present invention.

[0041] Figure 2 It is a schematic diagram of the structure after the baffle in the present invention is turned over.

[0042] Figure 3 yes Figure 2 Enlarged view of part A in .

[0043] Figure 4 It is an exploded view of the parts of the rotating plate, the wire clamping mechanism, the clamping plate, the movable block and the ball in the present invention.

[0044] Figure 5 It is a three-dimensional structural view of the left rear side of the present invention.

[0045] Figure 6 It is a cross-sectional view of the connecting frame in the present invention.

[0046] Figure 7 yes Figure 6 Enlarged view of part B in .

[0047] Figure 8 The invention discloses an exploded view of the parts of a driven rod, a first connecting rod, a second connecting rod, a lifting frame, a cutting knife, a guide cylinder and a second guide rod.

[0048] Description of reference numerals:

[0049] Base 1, support frame 2, wire rod 3, polyester line 4, motor 5, rotating rod 6, rotating plate 7, wire clamping mechanism 8, movable rod 8-1, clamping plate 8-2, movable block 8-3, No. 1 spring 8-4, semi-ring guide strip 8-5, anti-slip plate 8-6, clamping adjustment mechanism 9, two-way lead screw 9-1, moving frame 9-2, No. 1 guide rod 9-3, No. 1 adjustment handle 9-4, connecting frame 10, cut-off mechanism 11, synchronization rod 11-1, sprocket 11-2, driven rod 11-3, rotating disk 11-4, No. 1 connecting rod 1 1-5, No. 2 connecting rod 11-6, lifting frame 11-7, cutting knife 11-8, guide cylinder 11-9, No. 2 guide rod 11-10, line length adjustment mechanism 12, adjustment cylinder 12-1, driving bar 12-2, gear 12-3, adjustment frame 12-4, adjustment rod 12-5, No. 2 adjustment handle 12-6, No. 1 gear ring 12-7, No. 2 gear ring 12-8, No. 3 gear ring 12-9, ball 13, No. 2 spring 14, limit block 15, limit groove 16, limit plate 17, baffle 18, positioning block 19. DETAILED DESCRIPTION

[0050] The present invention will be further described below in conjunction with the accompanying drawings.

[0051] Embodiment 1:

[0052] like Figure 1-Figure 8 As shown, this embodiment comprises a base 1 and a support frame 2, and the support frame 2 is fixedly arranged on both the front and rear sides of the upper part of the base 1;

[0053] It also contains:

[0054] A conductor rod 3, the conductor rod 3 is rotatably arranged at a lower left position between the two support frames 2 through a bearing, and a polyester line 4 is wound around the conductor rod 3;

[0055] The motor 5 is fixedly arranged on the front side wall of the front support frame 2 by bolts, a rotating rod 6 is rotatably passed through the two support frames 2 by a bearing, the output shaft of the motor 5 is fixedly connected to the rotating rod 6, two rotating plates 7 are fixedly sleeved on the rotating rod 6, a wire clamping mechanism 8 is arranged on the rotating plate 7, and a clamping adjustment machine 9 connected to the wire clamping mechanism 8 is arranged on the support frame 2;

[0056] A connecting frame 10, wherein the connecting frame 10 is fixedly mounted on the upper part of the two supporting frames 2 by means of bolts, a cutting mechanism 11 is provided on the connecting frame 10, and a line length adjusting mechanism 12 matched with the cutting mechanism 11 is provided on the connecting frame 10;

[0057] The line clamping mechanism 8 comprises:

[0058] The movable rods 8-1 are several in number and are respectively and movably arranged on the two rotating plates 7 with equal rounded corners. The adjacent ends of the movable rods 8-1 on the front and rear sides are fixed with clamping plates 8-2 by bolts. The polyester line 4 abuts between the clamping plates 8-2 on the front and rear sides. The other end of the movable rod 8-1 is fixed with a movable block 8-3 by bolts.

[0059] A number of springs 8-4, wherein the number of springs 8-4 is several and movably sleeved on several movable rods 8-1, and the two ends of the number of springs 8-4 are respectively fixedly connected to the rotating plate 7 and the movable block 8-3, and the support frame 2 is connected to a semi-ring guide strip 8-5 through a clamping adjustment machine 9, and a ball 13 is movably embedded in the movable block 8-3, and the ball 13 is movably abutted against the semi-ring guide strip 8-5, and the ball 13 can replace the movable block 8-3 to move on the semi-ring guide strip 8-5, and the rolling of the ball 13 can also reduce the wear of the semi-ring guide strip 8-5 and increase the service life;

[0060] Anti-slip plates 8-6, there are several anti-slip plates 8-6, which are respectively fixed on several front clamping plates 8-2 by bolts. Affected by the position of the semi-ring guide strip 8-5, several clamping plates 8-2 on the upper front and rear sides can be close to each other to achieve the clamping and positioning of the polyester line 4, and the anti-slip plates 8-6 can also provide drop protection for the polyester line 4 in the clamping state, to prevent the polyester line 4 from being subjected to force when being cut off and falling from the clamping state of the clamping plate 8-2. Two limit plates 17 are fixedly provided on the conductor rod 3, and the polyester line 4 is located between the two limit plates 17. The limit plate 17 can provide a limit for the polyester line 4 wound on the conductor rod 3 to prevent the polyester line 4 from moving forward and backward at will and affecting the clamping of the polyester line 4 by the clamping plate 8-2. The left and right sides between the two support frames 2 are rotatably connected with baffles 18 through shafts and bearings. A positioning block 19 is fixed on the side wall of the support frame 2 by bolts. The baffle 18 is movably resisted and set on the positioning block 19. The baffle 18 can not only provide protection for the polyester line 4 during the cutting process, but also prevent people from accidentally contacting the clamping plate 8-2 and the rotating plate 7 during the rotation process and causing damage.

[0061] The clamping adjustment machine 9 comprises:

[0062] A bidirectional lead screw 9-1, which is rotatably arranged between two support frames 2 through a bearing and is located below the rotating plate 7. Two movable frames 9-2 are rotatably sleeved on the bidirectional lead screw 9-1 through a thread, and a semi-ring guide strip 8-5 is fixedly arranged on the movable frame 9-2;

[0063] No. 1 guide rod 9-3, there are several No. 1 guide rods 9-3, which are respectively fixed on the side walls of the two moving frames 9-2 by bolts, and the No. 1 guide rod 9-3 is movably inserted into the support frame 2, and the front end of the two-way screw 9-1 is fixed with a No. 1 adjustment handle 9-4 by bolts, and the No. 1 adjustment handle 9-4 is located at the front side of the front support frame 2. Under the guiding action of the No. 1 guide rod 9-3, the rotation of the two-way screw 9-1 can realize the synchronous reverse movement of the moving frames 9-2 on both sides, realize the adjustment of the distance between the semi-ring guide strips 8-5 on both sides, and then realize the clamping adjustment according to the thickness specifications of the polyester line 4.

[0064] Embodiment 2:

[0065] See also Figure 1 , 5 -8, based on Example 1, the cutting mechanism 11 and the wire length adjustment mechanism 12 are further defined, and the cutting mechanism 11 includes:

[0066] A synchronization rod 11-1, which is rotatably inserted into the connecting frame 10 through a bearing, and a sprocket 11-2 is fixedly sleeved on the rear ends of the synchronization rod 11-1 and the rotating rod 6, and the two sprockets 11-2 are connected through a chain transmission;

[0067] A driven rod 11-3, the driven rod 11-3 is rotatably inserted on the left side of the connecting frame 10 through a bearing, a rotating disk 11-4 is fixedly provided on the right end of the driven rod 11-3 by bolts, and the rotating disk 11-4 is arranged in the supporting frame 2, and the synchronous rod 11-1 is connected to the rotating disk 11-4 through a wire length adjustment mechanism 12;

[0068] The No. 1 connecting rod 11-5 is fixedly sleeved on the left end of the driven rod 11-3, and the No. 1 connecting rod 11-5 is located on the left side of the support frame 2. The left side of the No. 1 connecting rod 11-5 is rotatably connected to the No. 2 connecting rod 11-6 through a shaft and a bearing, and the lower end of the No. 2 connecting rod 11-6 is hinged to the lifting frame 11-7;

[0069] The cutting knife 11-8 is fixedly arranged at the bottom of the lifting frame 11-7 by bolts, and two guide cylinders 11-9 are fixedly arranged on the left side wall of the connecting frame 10. The front and rear sides of the upper part of the lifting frame 11-7 are fixedly arranged with a No. 2 guide rod 11-10 by bolts, and the upper end of the No. 2 guide rod 11-10 is movably inserted in the guide cylinder 11-9. With the cooperation of the sprocket 11-2 and the chain, the synchronous driving of the synchronization rod 11-1 can be realized during the transportation of the polyester line 4, and the line length adjustment mechanism 12 is used to rotate the rotating disk 11-4 and the driven rod 11-3, and the cooperation of the No. 1 connecting rod 11-5 and the No. 2 connecting rod 11-6 makes the lifting frame 11-7 drive the cutting knife 11-8 to move up and down, which not only realizes the reciprocating efficient cutting of the polyester line 4 during the transportation process, but also ensures the consistency of the cutting length of the polyester line 4;

[0070] The line length adjustment mechanism 12 comprises:

[0071] An adjusting cylinder 12-1, wherein the adjusting cylinder 12-1 is movably sleeved on the synchronization rod 11-1, and a driving bar 12-2 is movably penetrated in a plurality of strip-shaped grooves with equal fillets on the inner ring wall of the adjusting cylinder 12-1, and the driving bar 12-2 is fixedly arranged on the synchronization rod 11-1, and a gear 12-3 is fixedly sleeved on the adjusting cylinder 12-1;

[0072] An adjusting frame 12-4, wherein the adjusting frame 12-4 is movably arranged in the connecting frame 10, and the adjusting frame 12-4 is rotatably sleeved on the adjusting cylinder 12-1 through a bearing, and an adjusting rod 12-5 is fixedly arranged on the front side wall of the adjusting frame 12-4 by bolts, and a second adjusting handle 12-6 is fixedly arranged after the front end of the adjusting rod 12-5 passes through the connecting frame 10 by bolts;

[0073] A No. 1 gear ring 12-7, the No. 1 gear ring 12-7 is fixedly arranged on the right side wall of the rotating disk 11-4 by bolts, a No. 2 gear ring 12-8 is fixedly arranged on the right side wall of the rotating disk 11-4 at the inner side of the No. 1 gear ring 12-7 by bolts, a No. 3 gear ring 12-9 is fixedly arranged on the right side wall of the rotating disk 11-4 at the inner side of the No. 2 gear ring 12-8 by bolts, the No. 1 gear ring 12-7, the No. 2 gear ring 12-8 and the No. 3 gear ring 12-9 are all arranged to mesh with the gear 12-3, the adjustment rod 12-5 can drive the adjustment frame 12-4 to move in the support frame 2, so as to realize the adjustment control of the gear 12-3 in the meshing state with the No. 1 gear ring 12-7, the No. 2 gear ring 12-8 and the No. 3 gear ring 12-9, 2-9 has different diameter specifications, thereby changing the speed ratio of the synchronization rod 11-1 and the driven rod 11-3, realizing the adjustment of the up and down reciprocating frequency of the cutting knife 11-8, and realizing the adjustment of the cutting length of the polyester line 4. A No. 2 spring 14 is fixedly set in the groove opened at the bottom of the adjusting frame 12-4, and a limiting block 15 is fixedly set at the lower end of the No. 2 spring 14. Three limiting grooves 16 corresponding to the No. 1 gear ring 12-7, the No. 2 gear ring 12-8 and the No. 3 gear ring 12-9 are opened in the support frame 2, and the limiting block 15 is matched with the three limiting grooves 16. The limiting block 15 is affected by the rebound thrust of the No. 2 spring 14 to achieve the collision in the limiting groove 16, thereby realizing the limitation of the position of the adjusting frame 12-4 in the support frame 2, avoiding the adjusting frame 12-4 from moving arbitrarily in the support frame 2 and affecting the rotation of the gear 12-3.

[0074] When the present invention is used, the motor 5 drives the rotating rod 6 to rotate, the rotating rod 6 drives the rotating plate 7 to rotate, and the rotating plate 7 drives the movable rod 8-1 to rotate. When the ball 13 located above the rotating rod 6 rolls on the semi-ring guide strip 8-5, the movable block 8-3 connected thereto will squeeze the No. 1 spring 8-4, so that the movable rods 8-1 on the front and rear sides respectively drive the clamping plates 8-2 connected thereto to move in relative directions, thereby clamping the polyester thread 4 located above the rotating rod 6, and the ball 13 located below the rotating rod 6 will break away from the movable contact with the semi-ring guide strip 8-5, and under the action of the No. 1 spring 8-4, the movable rods 8-1 on the front and rear sides below the rotating rod 6 will move in opposite directions respectively, thereby driving the clamping plates 8-2 on the front and rear sides to move away from each other. During the rotation of the rotating rod 6, not only can the line clamping mechanism 8 be used to realize the transmission of the polyester thread 4 The sprocket 11-2 and the chain can also be used to transmit the synchronous rod 11-1 and the rotating rod 6, and the synchronous rod 11-1 drives the adjusting cylinder 12-1 to rotate through the driving bar 12-2, and the adjusting cylinder 12-1 drives the gear 12-3 to rotate, and the gear 12-3 drives the No. 1 gear ring 12-7 meshing therewith to rotate, and the No. 1 gear ring 12-7 drives the rotating disk 11-4 to rotate, and the rotating disk 11-4 drives the driven rod 11-3 to rotate, and the driven rod 11-3 drives the No. 1 connecting rod 11-5 to rotate, and the No. 1 connecting rod 11-5 drives the cutting knife 11-8 to reciprocate up and down through the No. 2 connecting rod 11-6 and the lifting frame 11-7 during the rotation process, so as to realize the cutting of the polyester line 4 in the clamped state above the rotating rod 6, and the cut polyester line 4 is still in the clamped state until its end moves to the lower right side of the rotating rod 6;

[0075] When it is necessary to adjust the thickness of the polyester line 4, the No. 1 adjustment handle 9-4 can be rotated, and the No. 1 adjustment handle 9-4 drives the bidirectional screw 9-1 to rotate, so that the moving frames 9-2 on both sides move synchronously in the opposite direction, and the moving frames 9-2 drive the semi-ring guide strips 8-5 to move. While adjusting the spacing between the semi-ring guide strips 8-5 on both sides, the spacing between the front and rear clamping plates 8-2 above the rotating rod 6 can also be changed, so that the clamping plates 8-2 can stably clamp the polyester lines 4 of different thicknesses;

[0076] When it is necessary to adjust the cutting length of the polyester line 4, the No. 2 adjusting handle 12-6 can be pulled or pushed, and the No. 2 adjusting handle 12-6 drives the adjusting rod 12-5 to move, and the adjusting rod 12-5 drives the adjusting frame 12-4 to move, and the adjusting frame 12-4 drives the gear 12-3 to move through the adjusting tube 12-1, so that the gear 12-3 disengages from the No. 1 gear ring 12-7 and engages with the No. 2 gear ring 12-8 or the No. 3 gear ring 12-9, thereby changing the speed ratio of the synchronization rod 11-1 and the driven rod 11-3, realizing the adjustment of the up and down reciprocating frequency of the cutting knife 11-8, and then realizing the adjustment of the cutting length of the polyester line 4.

[0077] Compared with the prior art, the present invention has the following beneficial effects:

[0078] 1. Through the cooperation of the clamping mechanism 8 and the clamping adjustment machine 9, not only can the polyester thread 4 be stably clamped and positioned to prevent the polyester thread 4 from falling off during the cutting process, but also the polyester thread 4 can be adjusted according to the thickness of the polyester thread 4 to ensure the stability of the clamping of the polyester thread 4;

[0079] 2. Through the cooperation of the cutting mechanism 11 and the line length adjustment mechanism 12, not only can the polyester line 4 be synchronously linked with the cutting blades 11-8 during the conveying process to ensure the consistency of the length of the cut polyester line 4, but the polyester line 4 can also be cut into different lengths according to needs;

[0080] 3. The ball bearing 13 can replace the movable block 8-3 to move on the semi-ring guide strip 8-5, and the rolling of the ball bearing 13 can also reduce the wear of the semi-ring guide strip 8-5, increase the service life, and reduce the use cost;

[0081] 4. The baffle 18 can not only provide protection for the polyester line 4 during the cutting process, but also prevent personnel from accidentally contacting the clamping plate 8-2 and the rotating plate 7 during the rotation process and causing damage, thereby fully improving the safety of the device during use.

[0082] For those skilled in the art, they can modify the technical solutions described in the aforementioned embodiments and make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A spacing-adjustable cutting device for polyester yarn production, comprising a base (1) and a support frame (2), wherein the support frame (2) is fixedly arranged on both the front and rear sides of the upper part of the base (1); It is characterized in that It also contains: A conductor rod (3), the conductor rod (3) being rotatably arranged at a lower left position between the two support frames (2) via a bearing, and the polyester thread (4) being wound around the conductor rod (3); A motor (5), wherein the motor (5) is fixedly arranged on the front side wall of the front support frame (2), a rotating rod (6) is rotatably passed through the two support frames (2) via a bearing, the output shaft of the motor (5) is fixedly connected to the rotating rod (6), two rotating plates (7) are fixedly sleeved on the rotating rod (6), a wire clamping mechanism (8) is provided on the rotating plate (7), and a clamping adjustment machine (9) connected to the wire clamping mechanism (8) is provided on the support frame (2); A connecting frame (10) is fixedly arranged on the upper parts of the two supporting frames (2), a cutting mechanism (11) is provided on the connecting frame (10), and a line length adjustment mechanism (12) matched with the cutting mechanism (11) is provided on the connecting frame (10).

2. The spacing-adjustable cutting device for polyester yarn production according to claim 1, characterized in that: The line clamping mechanism (8) comprises: There are several movable rods (8-1), each of which is movably arranged on two rotating plates (7) with equal rounded corners. Clamping plates (8-2) are fixedly arranged at the adjacent ends of the movable rods (8-1) on the front and rear sides. The polyester thread (4) is abutted between the clamping plates (8-2) on the front and rear sides. A movable block (8-3) is fixedly arranged at the other end of the movable rod (8-1); A number one spring (8-4), wherein the number one spring (8-4) is plural and is respectively movably sleeved on the number of movable rods (8-1); the two ends of the number one spring (8-4) are respectively fixedly connected to the rotating plate (7) and the movable block (8-3); a semi-ring guide strip (8-5) is connected to the support frame (2) via a clamping adjustment machine (9); the semi-ring guide strip (8-5) is movably contacted with the movable block (8-3); Anti-slip plates (8-6), wherein the anti-slip plates (8-6) are in plurality and are respectively fixedly arranged on the plurality of front side clamping plates (8-2).

3. The spacing-adjustable cutting device for polyester yarn production according to claim 2, characterized in that: A ball (13) is movably embedded in the movable block (8-3), and the ball (13) is movably arranged in contact with the semi-ring guide strip (8-5).

4. The spacing-adjustable cutting device for polyester yarn production according to claim 2, characterized in that: The clamping and adjusting machine (9) comprises: A bidirectional lead screw (9-1), the bidirectional lead screw (9-1) is rotatably arranged between two support frames (2) via a bearing and is located below the rotating plate (7), two moving frames (9-2) are rotatably sleeved on the bidirectional lead screw (9-1) via a thread, and a semi-ring guide strip (8-5) is fixedly arranged on the moving frame (9-2); A number one guide rod (9-3), wherein the number one guide rod (9-3) is fixedly arranged on the side walls of the two movable frames (9-2) respectively, and the number one guide rod (9-3) is movably arranged on the support frame (2), and a number one adjustment handle (9-4) is fixedly arranged at the front end of the bidirectional lead screw (9-1), and the number one adjustment handle (9-4) is located at the front side of the front support frame (2).

5. The spacing-adjustable cutting device for polyester yarn production according to claim 1, characterized in that: The cutting mechanism (11) comprises: A synchronization rod (11-1), the synchronization rod (11-1) is rotatably inserted into the connection frame (10) via a bearing, and the rear ends of the synchronization rod (11-1) and the rotation rod (6) are both fixedly sleeved with a sprocket (11-2), and the two sprockets (11-2) are connected via a chain transmission; A driven rod (11-3), the driven rod (11-3) is rotatably inserted on the left side of the connecting frame (10) through a bearing, a rotating disk (11-4) is fixedly arranged on the right end of the driven rod (11-3), and the rotating disk (11-4) is arranged in the supporting frame (2), and the synchronous rod (11-1) and the rotating disk (11-4) are connected through a wire length adjustment mechanism (12); A No. 1 connecting rod (11-5), the No. 1 connecting rod (11-5) is fixedly sleeved on the left end of the driven rod (11-3), and the No. 1 connecting rod (11-5) is located on the left side of the support frame (2), the left side of the No. 1 connecting rod (11-5) is rotatably connected to the No. 2 connecting rod (11-6) through a shaft and a bearing, and the lower end of the No. 2 connecting rod (11-6) is hingedly connected to the lifting frame (11-7); A cutting knife (11-8) is fixedly arranged at the bottom of the lifting frame (11-7), two guide cylinders (11-9) are fixedly arranged on the left side wall of the connecting frame (10), and a second guide rod (11-10) is fixedly arranged on both the front and rear sides of the upper part of the lifting frame (11-7), and the upper end of the second guide rod (11-10) is movably inserted into the guide cylinder (11-9).

6. The spacing-adjustable cutting device for polyester yarn production according to claim 5, characterized in that: The line length adjustment mechanism (12) comprises: An adjusting cylinder (12-1) is movably sleeved on the synchronization rod (11-1), a driving strip (12-2) is movably inserted into a plurality of strip-shaped grooves with equal fillets on the inner ring wall of the adjusting cylinder (12-1), the driving strip (12-2) is fixedly arranged on the synchronization rod (11-1), and a gear (12-3) is fixedly sleeved on the adjusting cylinder (12-1); An adjustment frame (12-4), wherein the adjustment frame (12-4) is movably arranged in the connecting frame (10), the adjustment frame (12-4) is rotatably sleeved on the adjustment tube (12-1) via a bearing, an adjustment rod (12-5) is fixedly arranged on the front side wall of the adjustment frame (12-4), and a second adjustment handle (12-6) is fixedly arranged after the front end of the adjustment rod (12-5) passes through the connecting frame (10); A first gear ring (12-7) is fixedly arranged on the right side wall of the rotating disk (11-4); a second gear ring (12-8) is fixedly arranged on the right side wall of the rotating disk (11-4) at an inner side of the first gear ring (12-7); a third gear ring (12-9) is fixedly arranged on the right side wall of the rotating disk (11-4) at an inner side of the second gear ring (12-8); the first gear ring (12-7), the second gear ring (12-8) and the third gear ring (12-9) are all arranged to mesh with the gear (12-3).

7. The spacing-adjustable cutting device for polyester yarn production according to claim 6, characterized in that: A No. 2 spring (14) is fixedly arranged in a groove at the bottom of the adjustment frame (12-4), a limiting block (15) is fixedly arranged at the lower end of the No. 2 spring (14), three limiting grooves (16) corresponding to the No. 1 gear ring (12-7), the No. 2 gear ring (12-8) and the No. 3 gear ring (12-9) are arranged in the support frame (2), and the limiting block (15) is matched with the three limiting grooves (16).

8. The spacing-adjustable cutting device for polyester yarn production according to claim 1, characterized in that: Two limit plates (17) are fixedly sleeved on the conductor rod (3), and the polyester line (4) is located between the two limit plates (17).

9. The spacing-adjustable cutting device for polyester yarn production according to claim 1, characterized in that: The left and right sides between the two support frames (2) are both rotatably connected with baffles (18) through shafts and bearings. Positioning blocks (19) are fixedly arranged on the side walls of the support frames (2), and the baffles (18) are movably abutted against the positioning blocks (19).

Images