High-low-temperature-resistant anti-ultraviolet nylon cable tie and preparation device thereof

Abstract

The utility model discloses a high and low temperature resistant anti-ultraviolet nylon cable tie and a preparation device thereof, and particularly relates to the technical field of nylon cable tie preparation device.The high and low temperature resistant anti-ultraviolet nylon cable tie comprises a base, an extruding machine is arranged at the top of the base, an extruding pipe is fixedly connected to one side of the extruding machine, and a fixed mold is fixedly connected to the top of the base; the top of the base is fixedly connected with a fixing frame, and a plurality of limiting rods are connected between the fixing frame and the fixing mold in a penetrating mode. By arranging the cutting device, in the injection molding process of the nylon cable tie, connecting edge materials of the nylon cable tie and a drainage opening material at an injection molding opening can be cut and separated from the nylon cable tie; in this way, secondary processing is not needed after demolding, the workload of workers is reduced, and the production efficiency of the nylon cable tie is improved; the ejection device is arranged, so that the cut and separated connecting offcut and the nylon cable tie can be quickly demolded from the fixed mold, material taking operation is facilitated, and the production efficiency of the nylon cable tie is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of nylon cable tie preparation device, in particular to a high and low temperature resistant and ultraviolet resistant nylon cable tie and a preparation device thereof. BACKGROUND

[0002] The injection molding machine is mainly used for making various shapes of plastic products by using plastic molding molds for thermoplastic or thermosetting plastics.

[0003] In the process of using the injection molding machine to injection mold the nylon cable tie, after the nylon cable tie is injection molded, the water gate material will be left at the injection port, and the connecting edge material will be connected between the nylon cable ties, which makes it impossible to directly remove the water gate material and the connecting edge material before demolding, so that the water gate and the middle of the molded nylon cable tie still need to be processed twice, thereby increasing the workload of the workers and reducing the production efficiency of the nylon cable tie. SUMMARY

[0004] The present application is proposed to solve the problem that in the process of using the injection molding machine to injection mold the nylon cable tie, after the nylon cable tie is injection molded, the water gate material will be left at the injection port, and the connecting edge material will be connected between the nylon cable ties, which makes it impossible to directly remove the water gate material and the connecting edge material before demolding, so that the water gate and the middle of the molded nylon cable tie still need to be processed twice, thereby increasing the workload of the workers and reducing the production efficiency of the nylon cable tie.

[0005] In order to achieve the above purpose, the present application adopts the following technical scheme: a high and low temperature resistant and ultraviolet resistant nylon cable tie and a preparation device thereof, comprising a base, an extruding machine is arranged on the top of the base, an extruding pipe is fixedly connected to one side of the extruding machine, a fixed mold is fixedly connected to the top of the base, a fixed frame is fixedly connected to the top of the base, a plurality of limiting rods are arranged between the fixed frame and the fixed mold, an electric telescopic rod is fixedly connected to one side of the base, one end of the electric telescopic rod is connected to one side of the fixed frame, a sliding mold is fixedly connected to the output end of the electric telescopic rod, the inner walls of the four corners of the sliding mold are slidably connected to the outer surfaces of the four limiting rods, a cutting device is arranged on one side of the fixed mold, and an ejection device is arranged on one side of the fixed mold.

[0006] Preferably, the cutting device includes a connecting plate and a belt, one side of the fixed mold is provided with a rectangular groove, both sides of the inner wall of the rectangular groove are provided with a sliding groove, the inner wall of the rectangular groove is provided with a first sliding hole, one side of the inner wall of the rectangular groove is provided with a plurality of second sliding holes, the inner walls of the first sliding hole and the second sliding hole are communicated with the inner wall of the fixed mold, the inner walls of the two sliding grooves are slidably connected with both ends of the connecting plate, one side of the inner wall of the sliding groove is fixedly connected with a spring, one end of the spring is fixedly connected with one side of the connecting plate, a plurality of first cutting knives are fixedly connected with one side of the connecting plate, a second cutting knife is fixedly connected with one side of the connecting plate, the first cutting knife and the second cutting knife are slidably connected with the inner walls of the second sliding hole and the first sliding hole respectively, the inner wall of the rectangular groove is symmetrically provided with a round rod, one end of one of the round rods is fixedly connected with a motor, one side of the motor is fixedly connected with one side of the fixed mold, the outer surfaces of the round rods are symmetrically fixedly connected with cams, and the inner walls of both ends of the belt are sleeved on the outer surfaces of the two round rods.

[0007] Preferably, the outer surfaces of the round rods are symmetrically fixedly connected with limit blocks, and the belt is arranged between the two limit blocks.

[0008] Preferably, the outer surfaces of the round rods are symmetrically fixedly connected with bearings, and the outer rings of the two bearings are fixedly connected with both sides of the inner wall of the rectangular groove.

[0009] Preferably, one side of the inner wall of the sliding groove is fixedly connected with a limit telescopic rod, one end of the limit telescopic rod is fixedly connected with one side of the connecting plate, and the outer surface of the limit telescopic rod is sleeved and connected with the inner wall of the spring.

[0010] Preferably, one side of the fixed mold is fixedly connected with a protective cover, and the motor is arranged in the interior of the protective cover.

[0011] Preferably, the ejection device includes an ejection frame, a plurality of third sliding holes are symmetrically formed in the inner wall of the rectangular groove, fourth sliding holes are symmetrically formed in the inner wall of the rectangular groove, the inner walls of the third sliding holes and the fourth sliding holes are communicated with the inner wall of the fixed mold, the ejection frame is slidably connected with the third sliding holes and the inner wall of the rectangular groove, a plurality of jacks are symmetrically fixedly connected with one side of the ejection frame, one end of each jack is slidably connected with the inner wall of the fourth sliding hole, a rectangular hole is symmetrically formed in one side of the ejection frame, a plurality of limiting holes are formed in one side of the ejection frame, a connecting telescopic rod is symmetrically fixedly connected with the inner wall of the rectangular groove, a toothed plate is fixedly connected with one end of the connecting telescopic rod, the limiting holes are slidably connected with the toothed plate, a gear wheel is fixedly connected with the outer surface of the round rod, the outer surface of the gear wheel is engaged with one side of the toothed plate, abutting blocks are symmetrically fixedly connected with one side of the toothed plate, and one side of the ejection frame is located between the two abutting blocks.

[0012] Preferably, one side of the abutting block is fixedly connected with a protective block, and the protective block is made of rubber.

[0013] Preferably, one end of the connecting telescopic rod is fixedly connected with a plurality of reinforcing rods on the outer surface, and one side of the reinforcing rod is fixedly connected with one side of the toothed plate.

[0014] Preferably, a high-temperature-resistant and ultraviolet-resistant nylon cable tie is prepared by the high-temperature-resistant and ultraviolet-resistant nylon cable tie preparation device, and the nylon cable tie is prepared by mixing nylon 66, nylon 6 and carbon black and the like.

[0015] The above-mentioned components achieve the effects that: the nylon 66 itself has high strength, high hardness, good deformation stability, high heat resistance, a melting temperature of about 260°C, can continuously maintain its shape at a temperature as high as 180°C, and has high high-temperature-resistant and low-temperature-resistant characteristics; the carbon black is one of commonly used ultraviolet-resistant additives, can effectively absorb ultraviolet rays and convert them into heat, thereby protecting the nylon molecules from being damaged, and the content of the carbon black is usually controlled within a certain range to achieve the best ultraviolet-resistant effect.

[0016] In summary, the present application has the following advantages:

[0017] By arranging the cutting device, the connecting edge material and the gate material at the injection port of the nylon cable tie can be cut and separated from the nylon cable tie during the injection molding process of the nylon cable tie, so that secondary processing is not required after demolding, the workload of the workers is reduced, and the production efficiency of the nylon cable tie is improved.

[0018] By arranging the ejection device, the connecting edge material and the nylon cable tie cut and separated from the fixed mold can be quickly demolded, the material taking operation is facilitated, and the production efficiency of the nylon cable tie is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is a perspective view of the present application;

[0020] Figure 2 is a perspective view of the base of the present application;

[0021] Figure 3 is a perspective view of the fixed mold of the present application;

[0022] Figure 4 is Figure 3 a partial structure perspective view of the first cutting knife in the present application;

[0023] Figure 5 is Figure 3 a partial structure perspective view of the second cutting knife in the present application;

[0024] Figure 6is a perspective view of the rectangular slot of the present application;

[0025] Figure 7 is a perspective view of the connecting plate of the present application;

[0026] Figure 8 is Figure 7 a partial structure perspective view;

[0027] Figure 9 is a perspective view of the ejection frame of the present application;

[0028] Figure 10 is Figure 9 a partial structure perspective view;

[0029] Figure 11 is a perspective view of the toothed plate of the present application.

[0030] BRIEF DESCRIPTION OF THE DRAWINGS

[0031] 1, base; 2, cutting device; 3, ejection device; 4, extruder; 5, extrusion pipe; 6, fixed mold; 7, fixed frame; 8, limiting rod; 9, electric telescopic rod; 10, sliding mold; 21, rectangular slot; 22, sliding groove; 23, first sliding hole; 24, second sliding hole; 25, spring; 26, connecting plate; 27, first cutting knife; 28, second cutting knife; 29, round rod; 210, motor; 211, cam; 212, belt; 213, limiting block; 214, bearing; 215, limiting telescopic rod; 216, protective cover; 31, third sliding hole; 32, fourth sliding hole; 33, ejection frame; 34, rectangular hole; 35, ejecting rod; 36, limiting hole; 37, connecting telescopic rod; 38, toothed plate; 39, abutting block; 310, gear; 311, protective block; 312, reinforcing rod. DETAILED DESCRIPTION

[0032] Referring to Figures 1-11As shown, the embodiment discloses a high and low temperature resistant and ultraviolet resistant nylon cable tie and a preparation device thereof, which comprises a base 1, the top of the base 1 is provided with an extruding machine 4, one side of the extruding machine 4 is fixedly connected with an extruding pipe 5, the top of the base 1 is fixedly connected with a fixed mold 6, the top of the base 1 is fixedly connected with a fixing frame 7, a plurality of limiting rods 8 are connected between the fixing frame 7 and the fixed mold 6, one side of the base 1 is fixedly connected with an electric telescopic rod 9, one end of the electric telescopic rod 9 is connected with one side of the fixing frame 7 in a penetrating mode, the output end of the electric telescopic rod 9 is fixedly connected with a sliding mold 10, the inner walls of the four corners of the sliding mold 10 are slidably connected with the outer surfaces of the four limiting rods 8 respectively, one side of the fixed mold 6 is provided with a cutting device 2, one side of the fixed mold 6 is provided with an ejection device 3, the cutting device 2 can cut and separate the connecting edge material and the nozzle material at the injection port of the nylon cable tie from the nylon cable tie during the injection molding process of the nylon cable tie, so that secondary processing is not needed after demolding, the workload of the staff is reduced, the production efficiency of the nylon cable tie is improved, the ejection device 3 can quickly demold the connecting edge material and the nylon cable tie separated by cutting from the fixed mold 6, which is convenient for material taking operation and improves the production efficiency of the nylon cable tie. The effects of the above-mentioned components are as follows: during the injection molding process of the nylon cable tie by using an injection molding machine, the nylon material is placed in the extruding machine 4 for heating treatment, during injection molding, the electric telescopic rod 9 is started to drive the sliding mold 10 to slide on the limiting rod 8 to a certain position away from one end of the fixing frame 7, so that one side thereof abuts on one side of the fixed mold 6, then the extruding machine 4 is started to inject the nylon material into the gap between the sliding mold 10 and the fixed mold 6 through the extruding pipe 5 for injection molding and forming processing, the cutting device 2 can be started during the injection molding process to cut and separate the preliminarily formed nylon cable tie from the connecting edge material and the nozzle material, so that secondary processing is not needed after demolding, the workload of the staff is reduced, the production efficiency of the nylon cable tie is improved, after cooling and forming, the electric telescopic rod 9 is started to drive the sliding mold 10 to slide to a certain position on one side of the fixing frame 7 and move away from the fixed mold 6, then the ejection device 3 is started to quickly demold the connecting edge material and the nylon cable tie separated by cutting from the fixed mold 6, which is convenient for material taking operation and improves the production efficiency of the nylon cable tie.

[0033] Reference Figures 1-11As shown, the embodiment discloses a cutting device 2 including a connecting plate 26 and a belt 212, one side of the fixed mold 6 is provided with a rectangular groove 21, both sides of the inner wall of the rectangular groove 21 are provided with a sliding groove 22, the inner wall of the rectangular groove 21 is provided with a first sliding hole 23, one side of the inner wall of the rectangular groove 21 is provided with a plurality of second sliding holes 24, the inner walls of the first sliding hole 23 and the second sliding hole 24 are communicated with the inner wall of the fixed mold 6, the inner walls of the two sliding grooves 22 are slidably connected with both ends of the connecting plate 26, one side of the inner wall of the sliding groove 22 is fixedly connected with a spring 25, one end of the spring 25 is fixedly connected with one side of the connecting plate 26, one side of the connecting plate 26 is fixedly connected with a plurality of first cutting knives 27, one side of the connecting plate 26 is fixedly connected with a second cutting knife 28, the first cutting knife 27 and the second cutting knife 28 are slidably connected with the inner walls of the second sliding hole 24 and the first sliding hole 23 respectively, the inner wall of the rectangular groove 21 is symmetrically provided with a round rod 29, one end of one of the round rods 29 is fixedly connected with a motor 210, one side of the motor 210 is fixedly connected with one side of the fixed mold 6, the outer surfaces of the round rods 29 are symmetrically fixedly connected with cams 211, and the inner walls of the belt 212 are respectively sleeved on the outer surfaces of the two round rods 29. When the sliding mold 10 is abutted on the fixed mold 6 for injection molding processing, after the injected nylon material is preliminarily cooled and shaped but before the sliding mold 10 is opened, the motor 210 can be started to drive one of the round rods 29 to rotate, then another round rod 29 can be driven to rotate under the transmission of the belt 212, the cam 211 can be driven to rotate around the round rod 29, and after rotating to a certain angle, the cam 211 can abut on the connecting plate 26 to extrude and push the connecting plate 26 to one side, so that the connecting plate 26 slides to one side in the inner wall of the sliding groove 22, the spring 25 is compressed, and a plurality of first cutting knives 27 and a second cutting knife 28 are simultaneously driven to slide to one side of the sliding mold 10 in the inner walls of a plurality of second sliding holes 24 and a first sliding hole, so that the connection between the connecting edge material and the nylon cable tie and the connection between the connecting edge material and the gate material at the injection port are cut off and separated, thereby eliminating the need for secondary processing after demolding, reducing the workload of workers, and improving the production efficiency of the nylon cable tie.

[0034] Referring to Figures 1-11 As shown, the outer surfaces of the round rods 29 are symmetrically fixedly connected with limit blocks 213, and the belt 212 is arranged between the two limit blocks 213. By arranging the limit blocks 213, the two sides of the belt 212 can be limited, so that the belt 212 is not easy to shake left and right during transmission. The outer surfaces of the round rods 29 are symmetrically fixedly connected with bearings 214, and the outer rings of the two bearings 214 are fixedly connected with both sides of the inner wall of the rectangular groove 21. By arranging the bearings 214, the rotating wear between the round rods 29 and the inner wall of the rectangular groove 21 can be reduced, and the service life of the round rods 29 can be improved.

[0035] Referring to Figures 1-11As shown, the embodiment discloses that the inner wall side of the chute 22 is fixedly connected with a limiting telescopic rod 215, one end of the limiting telescopic rod 215 is fixedly connected with one side of the connecting plate 26, and the outer surface of the limiting telescopic rod 215 is connected with the inner wall of the spring 25. By setting the limiting telescopic rod 215, the inner wall of the spring 25 can be supported and reinforced, so that it is not easy to be damaged during use, and the service life of the spring 25 is improved. One side of the fixed mold 6 is fixedly connected with a protective cover 216, and the motor 210 is arranged in the protective cover 216. By setting the protective cover 216, the outer surface of the motor 210 can be covered, so that it is not easy to collide with the motor 210 during use and transportation, and the motor 210 is prevented from being damaged.

[0036] Referring to Figures 1-11 As shown, the embodiment discloses that the ejection device 3 comprises an ejection frame 33, a plurality of third sliding holes 31 are symmetrically formed in the inner wall of the rectangular groove 21, a fourth sliding hole 32 is symmetrically formed in the inner wall of the rectangular groove 21, the inner walls of the third sliding hole 31 and the fourth sliding hole 32 are in communication with the inner wall of the fixed mold 6, the ejection frame 33 is in sliding connection with the inner wall of the third sliding hole 31 and the rectangular groove 21, a top rod 35 is symmetrically fixedly connected to one side of the ejection frame 33, one end of the top rod 35 is in sliding connection with the inner wall of the fourth sliding hole 32, a rectangular hole 34 is symmetrically formed in one side of the ejection frame 33, a plurality of limiting holes 36 are formed in one side of the ejection frame 33, a connecting telescopic rod 37 is symmetrically fixedly connected to the inner wall of the rectangular groove 21, a toothed plate 38 is fixedly connected to one end of the connecting telescopic rod 37, the limiting hole 36 is in sliding connection with the toothed plate 38, a gear 310 is fixedly connected to the outer surface of the round rod 29, the outer surface of the gear 310 is in engagement with one side of the toothed plate 38, abutting blocks 39 are symmetrically fixedly connected to one side of the toothed plate 38, and one side of the ejection frame 33 is located between the two abutting blocks 39. When the motor 210 drives the round rod 29 to rotate and the cam 211 abuts against the connecting plate 26 to move, the gear 310 is driven to rotate to drive the toothed plate 38 to move to one side, so that the abutting block 39 on one side of the connecting plate 26 is away from one side of the ejection frame 33, and then the abutting block 39 away from the connecting plate 26 is abutted on the other side of the ejection frame 33, and at the same time the connecting telescopic rod 37 is contracted. When the cutting is completed, the sliding mold 10 is moved away from the fixed mold 6, the motor 210 is continuously started to drive the round rod 29 to rotate, the gear 310 is driven to rotate to continuously drive the toothed plate 38 to move to one side, and then the abutting block 39 abutting on the ejection frame 33 abuts to push the ejection frame 33 and the top rod 35 to slide to one end in the third sliding hole 31 and the fourth sliding hole 32 respectively, so that the injection-molded nylon cable tie and the cut open connecting edge material are ejected from the fixed mold 6, the material taking operation is facilitated, and the production efficiency of the nylon cable tie is improved.

[0037] Referring to Figures 1-11As shown, one side of the abutting block 39 is fixedly connected with a protection block 311, and the protection block 311 is made of rubber. By arranging the protection block 311, the abrasion between the abutting block 39 and one side of the ejection frame 33 can be reduced, scratches can be avoided, and the service life is improved. The outer surface of one end of the connecting telescopic rod 37 is fixedly connected with a plurality of reinforcing rods 312, and one side of the reinforcing rod 312 is fixedly connected with one side of the toothed plate 38. By arranging the reinforcing rod 312, the connecting area between the connecting telescopic rod 37 and the toothed plate 38 can be increased, so that the connection is more firm and stable, is not easy to break, and moves more stably.

[0038] With reference to Figures 1-11 As shown, the nylon cable tie is prepared by mixing nylon 66, nylon 6, carbon black and other raw materials. Nylon 66 itself has high strength, high hardness, good deformation stability, high heat resistance, a melting temperature of about 260°C, can continuously maintain its shape at a temperature as high as 180°C, and has high high and low temperature resistance. Carbon black is one of the commonly used ultraviolet resistant additives, which can effectively absorb ultraviolet rays and convert them into heat, thereby protecting the nylon molecules from being damaged. The content of carbon black is usually controlled within a certain range to achieve the best ultraviolet resistant effect.

[0039] The working principle is that: in the process of using the injection molding machine to injection molding processing of nylon cable tie, the nylon material is put into the extruder 4 for heating treatment, when injection molding, the electric telescopic rod 9 is started to drive the sliding mold 10 to slide on the limiting rod 8 to a certain position away from the fixed frame 7, so that one side of the sliding mold 10 abuts on one side of the fixed mold 6, then the extruder 4 is started to injection molding the nylon material into the gap between the sliding mold 10 and the fixed mold 6 through the extrusion pipe 5 for injection molding processing, when the sliding mold 10 abuts on the fixed mold 6 for injection molding processing, when the injected nylon material is cooled and shaped, but the sliding mold 10 is not opened, the motor 210 is started to drive one of the round rods 29 to rotate, then under the transmission of the belt 212, the other round rod 29 is driven to rotate, the cam 211 is driven to rotate around the round rod 29, and when it rotates to a certain angle, it abuts on the connecting plate 26, which is pushed to one side to make the connecting plate 26 slide in the inner wall of the sliding groove 22, the spring 25 is compressed, and the first cutting knife 27 and the second cutting knife 28 are also driven to slide in the second sliding hole 24 and the first sliding hole to the side of the sliding mold 10, so as to cut off the connection between the connecting edge material and the nylon cable tie and the connection between the connecting edge material and the injection port, which reduces the workload of the workers and improves the production efficiency of the nylon cable tie; when the motor 210 drives the round rod 29 to rotate and the cam 211 abuts on the connecting plate 26, the gear 310 is driven to rotate to drive the tooth plate 38 to move to one side, so that the abutting block 39 away from the connecting plate 26 abuts on the other side of the ejection frame 33, and the abutting block 39 close to the connecting plate 26 moves away from the one side of the ejection frame 33, then the abutting block 39 away from the connecting plate 26 abuts on the other side of the ejection frame 33, and the telescopic rod 37 is contracted, when the cutting is completed and the sliding mold 10 moves away from the fixed mold 6, the motor 210 is continued to be started to drive the round rod 29 to rotate, then the gear 310 is driven to rotate to continue to drive the tooth plate 38 to move to one side, and then the abutting block 39 on the ejection frame 33 abuts on the ejection frame 33 and the ejector rod 35 to slide in the third sliding hole 31 and the fourth sliding hole 32 to one end, so as to eject the injection molded nylon cable tie and the cut connecting edge material from the fixed mold 6, which is convenient for taking material operation and improves the production efficiency of the nylon cable tie.

Claims

1. A high and low temperature resistant anti-ultraviolet nylon cable tie preparation device, comprising a base (1), characterized in that: The top of the base (1) is provided with an extruder (4), one side of the extruder (4) is fixedly connected with an extruding pipe (5), the top of the base (1) is fixedly connected with a fixed mold (6), the top of the base (1) is fixedly connected with a fixed frame (7), a plurality of limiting rods (8) are connected between the fixed frame (7) and the fixed mold (6), one side of the base (1) is fixedly connected with an electric telescopic rod (9), one end of the electric telescopic rod (9) is connected with one side of the fixed frame (7), the output end of the electric telescopic rod (9) is fixedly connected with a sliding mold (10), the inner walls of the four corners of the sliding mold (10) are respectively connected with the outer surfaces of the four limiting rods (8) in sliding mode, one side of the fixed mold (6) is provided with a cutting device (2), one side of the fixed mold (6) is provided with an ejection device (3).

2. The device for preparing high and low temperature resistant and ultraviolet resistant nylon cable ties according to claim 1, characterized in that: The cutting device (2) comprises a connecting plate (26) and a belt (212), one side of the fixed mold (6) is provided with a rectangular groove (21), both sides of the inner wall of the rectangular groove (21) are provided with a sliding groove (22), the inner wall of the rectangular groove (21) is provided with a first sliding hole (23), a plurality of second sliding holes (24) are formed in one side of the inner wall of the rectangular groove (21), the inner walls of the first sliding hole (23) and the second sliding hole (24) are connected with the inner wall of the fixed mold (6), the inner walls of the two sliding grooves (22) are respectively connected with both ends of the connecting plate (26) in sliding mode, one side of the inner wall of the sliding groove (22) is fixedly connected with a spring (25), one end of the spring (25) is fixedly connected with one side of the connecting plate (26), a plurality of first cutting knives (27) are fixedly connected with one side of the connecting plate (26), a second cutting knife (28) is fixedly connected with one side of the connecting plate (26), the first cutting knife (27) and the second cutting knife (28) are respectively connected with the inner walls of the second sliding hole (24) and the first sliding hole (23) in sliding mode, the inner wall of the rectangular groove (21) is symmetrically connected with a round rod (29), one end of one of the round rods (29) is fixedly connected with a motor (210), one side of the motor (210) is fixedly connected with one side of the fixed mold (6), the outer surface of the round rod (29) is symmetrically fixedly connected with a cam (211), the inner walls of both ends of the belt (212) are respectively sleeved on the outer surfaces of the two round rods (29).

3. The device for preparing high and low temperature resistant and ultraviolet resistant nylon cable ties according to claim 2, characterized in that: The outer surface of the round rod (29) is symmetrically fixedly connected with a limiting block (213), the belt (212) is arranged between the two limiting blocks (213).

4. The device for preparing high and low temperature resistant and ultraviolet resistant nylon cable ties according to claim 2, characterized in that: The outer surface of the round rod (29) is symmetrically fixedly connected with a bearing (214), the outer rings of the two bearings (214) are fixedly connected with both sides of the inner wall of the rectangular groove (21).

5. The device for preparing high and low temperature resistant and ultraviolet resistant nylon cable ties according to claim 2, characterized in that: One side of the inner wall of the sliding groove (22) is fixedly connected with a limiting telescopic rod (215), one end of the limiting telescopic rod (215) is fixedly connected with one side of the connecting plate (26), the outer surface of the limiting telescopic rod (215) is sleeved with the inner wall of the spring (25).

6. The device for preparing high and low temperature resistant and ultraviolet resistant nylon cable ties according to claim 2, characterized in that: One side of the fixed mold (6) is fixedly connected with a protective cover (216), and the motor (210) is arranged in the protective cover (216).

7. The device for preparing high and low temperature resistant and ultraviolet resistant nylon cable ties according to claim 2, characterized in that: The ejection device (3) comprises an ejection frame (33), a plurality of third sliding holes (31) are symmetrically formed in the inner wall of the rectangular groove (21), a fourth sliding hole (32) is symmetrically formed in the inner wall of the rectangular groove (21), the inner walls of the third sliding hole (31) and the fourth sliding hole (32) are in communication with the inner wall of the fixed mold (6), the ejection frame (33) is in sliding connection with the inner wall of the third sliding hole (31) and the rectangular groove (21), one side of the ejection frame (33) is fixedly connected with a jacking rod (35), one end of the jacking rod (35) is in sliding connection with the inner wall of the fourth sliding hole (32), a rectangular hole (34) is symmetrically formed in one side of the ejection frame (33), a plurality of limiting holes (36) are formed in one side of the ejection frame (33), the inner wall of the rectangular groove (21) is fixedly connected with a connecting telescopic rod (37), one end of the connecting telescopic rod (37) is fixedly connected with a toothed plate (38), the limiting hole (36) is in sliding connection with the toothed plate (38), the outer surface of the round rod (29) is fixedly connected with a gear (310), the outer surface of the gear (310) is in engagement with one side of the toothed plate (38), one side of the toothed plate (38) is fixedly connected with an abutting block (39), and one side of the ejection frame (33) is located between the two abutting blocks (39).

8. The device for preparing high and low temperature resistant and ultraviolet resistant nylon cable ties according to claim 7, characterized in that: One side of the abutting block (39) is fixedly connected with a protective block (311), and the protective block (311) is made of rubber.

9. The device for preparing high and low temperature resistant and ultraviolet resistant nylon cable ties according to claim 7, characterized in that: One end of the connecting telescopic rod (37) is fixedly connected with a plurality of reinforcing rods (312), and one side of the reinforcing rod (312) is fixedly connected with one side of the toothed plate (38).

10. A high and low temperature resistant, ultraviolet resistant nylon cable tie, characterized in that: The high and low temperature resistant and ultraviolet resistant nylon cable tie is prepared by the device. The high and low temperature resistant and ultraviolet resistant nylon cable tie is prepared by the device.

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