A machine head reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect and its operation method

Abstract

The application relates to the technical field of glass fiber production equipment, in particular to a machine head reciprocating wire drawing machine with a dynamic telescopic three-dimensional dustproof effect and a running method thereof. The machine head reciprocating wire drawing machine comprises a drum changing turntable, a machine head supporting seat and a plurality of machine heads, and is characterized in that the machine head reciprocating wire drawing machine further comprises a turntable side dustproof cover and a machine head side dustproof cover; when the machine head makes reciprocating motion on the machine head supporting seat, the turntable side dustproof cover can be accommodated into the machine head side dustproof cover or extended from the machine head side dustproof cover. The running method has two working states of contraction and expansion. When the machine head makes reciprocating linear motion on the machine head supporting seat, the machine head reciprocating wire drawing machine can form a dynamic telescopic three-dimensional dustproof effect through the cooperation between the turntable side dustproof cover and the machine head side dustproof cover.

Description

Technical Field

[0001] This application relates to the technical field of glass fiber production equipment, specifically to a reciprocating fiber drawing machine with dynamic telescopic three-dimensional dustproof effect and its operation method. Background Technology

[0002] Please refer to the prior application: A reciprocating drawing machine for both coarse and fine yarn with half-shaft drive and its control method (Publication No.: CN118954938A).

[0003] In the reciprocating wire drawing machine described in this patent, the die head can perform reciprocating linear motion on the splined support seat of the die head under the action of the reciprocating drive device. The problem is that debris such as glass fiber yarn fragments may enter between the splined support seat and the die head, affecting the smoothness of the reciprocating motion of the die head and increasing component wear. Summary of the Invention

[0004] In view of this, this application provides a reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect and its operation method to solve all or part of the technical problems described in the background section of this application.

[0005] The innovative idea of ​​this application is to develop a multi-layer reciprocating dust cover, which is set between the machine head and the drum changing turntable. When the machine head makes reciprocating linear motion on the splined support (corresponding to the machine head support in this application), a dynamic telescopic three-dimensional dustproof effect is formed between the drum changing turntable and the machine head.

[0006] This application provides a solution to its technical problem as follows: A reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect includes a drum changing turntable, a head support base, and several heads; the heads can reciprocate on the head support base; characterized in that: it also includes a turntable-side dust cover and a head-side dust cover; when the heads reciprocate on the head support base, the turntable-side dust cover can be retracted into the head-side dust cover or extend out from the head-side dust cover.

[0007] As a preferred embodiment of the turntable-side dust cover, the turntable-side dust cover includes an outer turntable-side dust cover, an inner turntable-side dust cover, a middle turntable-side dust cover, and a turntable-side telescopic spring; the outer turntable-side dust cover and the inner turntable-side dust cover are fixedly mounted on the drum-changing turntable; the middle turntable-side dust cover is fitted between the outer turntable-side dust cover and the inner turntable-side dust cover; the telescopic spring is located between the outer turntable-side dust cover and the inner turntable-side dust cover and acts on the middle turntable-side dust cover at one end; the middle turntable-side dust cover can enter between the outer turntable-side dust cover and the inner turntable-side dust cover under pressure, and can also extend out from between the outer turntable-side dust cover and the inner turntable-side dust cover under the action of the telescopic spring after the pressure is removed.

[0008] As a preferred embodiment of the turntable-side dust cover, the outer dust cover on the turntable side is provided with a limiting screw; the middle dust cover on the turntable side is provided with a limiting ring; the middle dust cover on the turntable side and the outer dust cover on the turntable side are connected to prevent detachment and jamming through the cooperation of the limiting screw and the limiting ring.

[0009] As a preferred embodiment of the turntable-side dust cover, the turntable-side intermediate dust cover includes an outer ring cover and an inner ring cover; the outer ring cover and the inner ring cover are fixedly connected and define a spring cavity; one end of the turntable-side telescopic spring is disposed in the spring cavity.

[0010] As a preferred embodiment of the turntable-side dust cover, the turntable-side dust cover also includes a fixing ring and a spring seat; the fixing ring is fixed on the drum-changing turntable; the spring seat is connected to the fixing ring and is located between the turntable-side outer dust cover and the turntable-side inner dust cover; the spring seat is provided with a spring groove for accommodating the end of the turntable-side telescopic spring.

[0011] As a preferred embodiment of the dust cover for the machine head side, the dust cover includes an outer protective ring, an inner protective ring, and a middle protective ring. All three protective rings surround the machine head support. The outer and middle protective rings are fixedly connected to the machine head. The inner protective ring is snapped between the middle protective ring and the machine head support. Under pressure, the inner protective ring can enter the space between the middle protective ring and the machine head support. Furthermore, the inner protective ring has a snap-fit ​​limiting head, and the middle protective ring has a mating limiting head. The inner protective ring and the mating limiting head work together to form an anti-detachment snap-fit ​​connection.

[0012] As a preferred dust cover for the machine head side, the inner side of the machine head is provided with an inner end cover and an inner end sealing cover; the outer protective ring of the machine head side is fixedly connected to the inner end cover; and the middle protective ring of the machine head side is fixedly connected to the inner end sealing cover.

[0013] Furthermore, the reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect also includes a head spindle, a spindle motor, and a head reciprocating spline pair; the head reciprocating spline pair includes a spline shaft, a spline sleeve, and several spline rollers; the head spindle is set inside the spline shaft and its two ends are respectively connected to the spindle motor and the head; the spline sleeve is set inside the head support seat.

[0014] The operating method of the aforementioned reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect is as follows: A method for operating a reciprocating wire drawing machine with a dynamically retractable three-dimensional dustproof effect includes the following working states: In the retracted state, the middle dust cover on the turntable side retracts to between the outer dust cover and the inner dust cover on the turntable side; the inner protective ring on the machine head side retracts to between the middle protective ring on the machine head side and the machine head support; at the same time, the outer dust cover on the turntable side enters the outer protective ring on the machine head side; the middle protective ring on the machine head side enters the inner dust cover on the turntable side. In the unfolded state, the middle dust cover on the turntable side extends beyond the outer dust cover and the inner dust cover on the turntable side; the inner protective ring on the machine head side extends beyond the middle protective ring on the machine head side; the outer end of the middle dust cover on the turntable side is inside the outer protective ring on the machine head side.

[0015] Beneficial technical effects: The reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect provided in this application is dynamically positioned between the wire drawing machine's drum changing turntable and the rear end cover of the head. When the head makes reciprocating linear motion on the head support, it can form a three-dimensional dustproof effect through dynamic telescopic movement.

[0016] The technical solution and technical effects of this application will be described in detail below with reference to the accompanying drawings and specific embodiments. Attached Figure Description

[0017] Figure 1 : A schematic diagram of the unfolded structure of a reciprocating wire drawing machine head with dynamic telescopic three-dimensional dustproof effect; Figure 2 : Figure 1 Enlarged view of the structure of part A in the middle; Figure 3 : A schematic diagram of the reciprocating wire drawing machine head in its retracted state, featuring dynamic telescopic three-dimensional dustproof effect; Figure 4 : Figure 1 Enlarged view of the structure of part B in the middle; Icon description: 1-Cylinder changing turntable; 2-Head support; 3-Machine head; 31-Inner end cover; 32-Inner end sealing cover; 4-Dust cover on the turntable side; 41-Outer dust cover on turntable side, 42-Inner dust cover on turntable side, 43-Middle dust cover on turntable side, 44-Telescopic spring on turntable side, 45-Limit screw, 46-Limit ring, 47-Fixing ring, 48-Spring seat, 49-Spring groove; 431 - Outer ring cover, 432 - Inner ring cover, 433 - Spring cavity; 5-Dust cover on the machine head side; 51-Outer protective ring on the machine head side; 52-Inner protective ring on the machine head side; 521-Embedded limiting head; 53-Middle protective ring on the machine head side; 531-Matching limiting head; 6-Head spindle; 7-Spindle motor; 8- Reciprocating spline joint for machine head; 81- Spline shaft; 82- Spline sleeve. Detailed Implementation

[0018] Direction convention: The direction of the drum changer is considered rear or inside, and the opposite direction is considered front or outside.

[0019] Please see Figures 1 to 4 The reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect disclosed in this application includes a drum changing turntable 1, a head support 2, two heads 3, a head spindle 6, a spindle motor 7, and a head reciprocating spline pair 8; the head reciprocating spline pair 8 includes a spline shaft 81, a spline sleeve 82, and several spline rollers.

[0020] The drawing machine features a drum changing turntable 1 fixed to its main body, which rotates under the drive of a turntable motor to complete the drum changing operation. A head support 2 is fixedly mounted on the drum changing turntable 1, supporting the head 3 and providing support and guidance for its reciprocating motion. The head 3 is movably mounted on the head support 2 and reciprocates on it under the action of a reciprocating drive device. A spline sleeve 82 is housed within the head support 2, and the head spindle 6 is housed within a spline shaft 81, with its two ends connected to a spindle motor 7 and the head 3, respectively. The spline shaft 81, spline sleeve 82, and spline rollers are assembled to form a spline pair.

[0021] For specific connection and coordination relationships, please refer to the prior application: A reciprocating drawing machine for both coarse and fine yarn with half-shaft drive and its control method (Publication No.: CN118954938A).

[0022] The reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect also includes a turntable side dust cover 4 and a head side dust cover 5; when the head 3 reciprocates on the head support 2, the turntable side dust cover 4 can be stored inside the head side dust cover 5 or extend out from the head side dust cover 5.

[0023] Among them: the turntable side dust cover 4 includes a turntable side outer dust cover 41, a turntable side inner dust cover 42, a turntable side middle dust cover 43, and a turntable side telescopic spring 44; the turntable side outer dust cover 41 and the turntable side inner dust cover 42 are fixedly installed on the drum changing turntable 1; the turntable side middle dust cover 43 is snapped between the turntable side outer dust cover 41 and the turntable side inner dust cover 42; the turntable side telescopic spring 44 is installed between the turntable side outer dust cover 41 and the turntable side inner dust cover 42 and one end acts on the turntable side middle dust cover 43.

[0024] The turntable-side middle dust cover 43 can enter between the turntable-side outer dust cover 41 and the turntable-side inner dust cover 42 under pressure, and can also extend out from between the turntable-side outer dust cover 41 and the turntable-side inner dust cover 42 under the action of the turntable-side telescopic spring 44 after the pressure is removed.

[0025] A limiting screw 45 is provided on the outer dust cover 41 on the turntable side; a limiting ring 46 is provided on the middle dust cover 43 on the turntable side; the middle dust cover 43 and the outer dust cover 41 on the turntable side are connected by the limiting screw 45 and the limiting ring 46 to form an anti-detachment locking connection. When the middle dust cover 43 on the turntable side extends automatically, it will not come off between the outer dust cover 41 and the inner dust cover 42 on the turntable side under the action of the limiting locking connection.

[0026] The turntable-side intermediate dust cover 43 can be an integral structure or a split structure; the split structure turntable-side intermediate dust cover 43 includes an outer ring cover 431 and an inner ring cover 432; the outer ring cover 431 and the inner ring cover 432 are fixedly connected and define a spring cavity 433; one end of the turntable-side telescopic spring 44 is disposed in the spring cavity 433. The split structure turntable-side intermediate dust cover 43 can form dust isolation on both sides, which helps to ensure the dust protection effect.

[0027] Connection relationship of turntable-side dust cover 4: The turntable-side dust cover 4 also includes a fixing ring 47 and a spring seat 48; the spring seat 48 is provided with a spring groove 49. The fixing ring 47 is fixed on the drum changing turntable 1; the turntable-side outer dust cover 41 and the turntable-side inner dust cover 42 are fixedly connected to the fixing ring 47; the spring seat 48 is connected to the fixing ring 47 and is located between the turntable-side outer dust cover 41 and the turntable-side inner dust cover 42; the end of the turntable-side telescopic spring 44 is provided in the spring groove 49.

[0028] The dust cover 5 on the machine head side includes an outer protective ring 51, an inner protective ring 52, and a middle protective ring 53 on the machine head side; the outer protective ring 51, the inner protective ring 52, and the middle protective ring 53 all surround the machine head support 2; and the outer protective ring 51 and the middle protective ring 53 are fixedly connected to the machine head 3; the inner protective ring 52 is snapped between the middle protective ring 53 and the machine head support 2; the inner protective ring 52 can enter between the middle protective ring 53 and the machine head support 2 under pressure.

[0029] The inner protective ring 52 on the head side is provided with a locking limit head 521; the middle protective ring 53 on the head side is provided with a mating limit head 531; the inner protective ring 52 on the head side forms an anti-detachment locking connection through the mating of the locking limit head 521 and the mating limit head 531. This anti-detachment locking connection is used to prevent the inner protective ring 52 on the head side from coming off between the middle protective ring 53 on the head side and the head support 2.

[0030] Connection relationship of dust cover 5 on the machine head side: The inner end cover 31 and the inner end sealing cover 32 are provided on the inner side of the machine head 3; the outer protective ring 51 on the machine head side is fixedly connected to the inner end cover 31; the middle protective ring 53 on the machine head side is fixedly connected to the inner end sealing cover 32.

[0031] Dustproof principle and effect explanation: As the die head 3 moves inward along the die head support 2: the outer protective ring 51 and the middle protective ring 53 on the die head side move towards the drum changer turntable 1 together with the die head 3; the inner protective ring 52 on the die head side gradually retracts to between the middle protective ring 53 on the die head side and the die head support 2; the middle dust cover 43 on the turntable side gradually enters between the outer protective ring 51 and the middle protective ring 53 on the die head side; when the middle dust cover 43 on the turntable side contacts the die head 3 and is... During compression, it gradually retracts to between the outer dust cover 41 and the inner dust cover 42 on the turntable side; until: the middle dust cover 43 on the turntable side is completely retracted to between the outer dust cover 41 and the inner dust cover 42 on the turntable side; the inner protective ring 52 on the machine head side retracts to between the middle protective ring 53 on the machine head side and the machine head support 2; the outer dust cover 41 on the turntable side enters the outer protective ring 51 on the machine head side; the middle protective ring 53 on the machine head side enters the inner dust cover 42 on the turntable side.

[0032] When the machine head 3 moves outward along the machine head support 2: the outer protective ring 51 and the middle protective ring 53 on the machine head side move together with the machine head 3 in the direction away from the drum changing turntable 1; the middle dust cover 43 on the turntable side gradually extends out of the outer dust cover 41 and the inner dust cover 42 on the turntable side under the action of the turntable side extension spring 44; the middle protective ring 53 on the machine head side drives the inner protective ring 52 on the machine head side to gradually leave the inner dust cover 42 on the turntable side; until: the middle dust cover 43 on the turntable side completely extends out of the outer dust cover 41 and the inner dust cover 42 on the turntable side; the inner protective ring 52 on the machine head side extends out of the middle protective ring 53 on the machine head side; the outer end of the middle dust cover 43 on the turntable side is inside the outer protective ring 51 on the machine head side.

[0033] Therefore, the reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect disclosed in this application can always form a multi-layer three-dimensional dustproof effect between the wire drawing machine's drum changing turntable and the rear end cover of the head through the coordinated cooperation between the turntable-side dust cover 4 and the head-side dust cover 5. When the head reciprocates on the head support 2, it can effectively prevent debris and dust from entering the head through dynamic telescopic movement.

[0034] As can be seen from the above dynamic telescopic three-dimensional dustproof process, the operating method of the reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect provided in this application has two extreme working states: a contracted state and an expanded state. In the retracted state, the turntable-side middle dust cover 43 retracts to between the turntable-side outer dust cover 41 and the turntable-side inner dust cover 42; the machine head-side inner protective ring 52 retracts to between the machine head-side middle protective ring 53 and the machine head support 2; at the same time, the turntable-side outer dust cover 41 enters the machine head-side outer protective ring 51; the machine head-side middle protective ring 53 enters the turntable-side inner dust cover 42; In the unfolded state, the turntable side middle dust cover 43 extends out of the turntable side outer dust cover 41 and the turntable side inner dust cover 42; the machine head side inner protective ring 52 extends out of the machine head side middle protective ring 53; the outer end of the turntable side middle dust cover 43 is inside the machine head side outer protective ring 51.

[0035] The technical solutions and effects of this application have been described in detail above with reference to the accompanying drawings and specific embodiments. It should be noted that those skilled in the art can develop other embodiments based on this. Any simple modifications and equivalent substitutions that do not depart from the innovative concept of this application are covered by this application and fall within the protection scope of this patent.

Claims

1. A reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect, comprising a drum changing turntable (1), a head support base (2), and a plurality of heads (3); wherein the head (3) is capable of reciprocating motion on the head support base (2); characterized in that: It also includes a turntable-side dust cover (4) and a machine head-side dust cover (5); When the machine head (3) reciprocates on the machine head support (2), the turntable side dust cover (4) can be stored inside the machine head side dust cover (5) or extend out from the machine head side dust cover (5).

2. The reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect according to claim 1, characterized in that: The turntable-side dust cover (4) includes a turntable-side outer dust cover (41), a turntable-side inner dust cover (42), a turntable-side middle dust cover (43), and a turntable-side telescopic spring (44). The outer dust cover (41) and the inner dust cover (42) on the turntable side are fixedly installed on the drum changing turntable (1); The turntable side middle dust cover (43) is fitted between the turntable side outer dust cover (41) and the turntable side inner dust cover (42); The turntable-side telescopic spring (44) is disposed between the turntable-side outer dust cover (41) and the turntable-side inner dust cover (42), and one end acts on the turntable-side middle dust cover (43). The turntable-side intermediate dust cover (43) can enter between the turntable-side outer dust cover (41) and the turntable-side inner dust cover (42) under pressure, and can also extend out from between the turntable-side outer dust cover (41) and the turntable-side inner dust cover (42) under the action of the turntable-side telescopic spring (44) after the pressure is removed.

3. The reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect according to claim 2, characterized in that: Limit screws (45) are provided on the outer dust cover (41) on the turntable side. A limit ring (46) is provided on the middle dust cover (43) on the turntable side. The turntable-side middle dust cover (43) and the turntable-side outer dust cover (41) are connected by the cooperation of the limiting screw (45) and the limiting ring (46) to prevent detachment and locking.

4. The reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect according to claim 2, characterized in that: The turntable-side intermediate dust cover (43) includes an outer ring cover (431) and an inner ring cover (432). The outer ring cover (431) and the inner ring cover (432) are fixedly connected and define the spring cavity (433). One end of the turntable-side telescopic spring (44) is disposed in the spring cavity (433).

5. The reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect according to claim 2, characterized in that: The turntable-side dust cover (4) also includes a fixing ring (47) and a spring seat (48). The fixing ring (47) is fixed on the drum changing turntable (1); The spring seat (48) is connected to the fixing ring (47) and is located between the turntable side outer dust cover (41) and the turntable side inner dust cover (42); The spring seat (48) is provided with a spring groove (49) for accommodating the end of the turntable-side telescopic spring (44).

6. The reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect according to claim 1, characterized in that: The dust cover (5) on the machine head side includes an outer protective ring (51) on the machine head side, an inner protective ring (52) on the machine head side, and a middle protective ring (53) on the machine head side. The outer protective ring (51), inner protective ring (52), and middle protective ring (53) on the machine head side all surround the machine head support base (2); and the outer protective ring (51) and middle protective ring (53) on the machine head side are fixedly connected to the machine head (3). The inner protective ring (52) on the head side is fitted between the middle protective ring (53) on the head side and the head support (2); The inner protective ring (52) on the head side can enter between the middle protective ring (53) on the head side and the head support (2) under pressure.

7. The reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect according to claim 6, characterized in that: The inner protective ring (52) on the machine head side is provided with a locking limit head (521); A matching limiting head (531) is provided on the middle protective ring (53) on the machine head side; The inner protective ring (52) on the machine head side forms an anti-detachment snap-fit ​​connection through the cooperation between the snap-fit ​​limiting head (521) and the mating limiting head (531).

8. The reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect according to claim 6, characterized in that: The inner side of the machine head (3) is provided with an inner end cover (31) and an inner end sealing cover (32). The outer protective ring (51) on the head side is fixedly connected to the inner end cover (31); The middle protective ring (53) on the machine head side is fixedly connected to the inner end sealing cover (32).

9. The reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect according to claim 1, characterized in that: The reciprocating wire drawing machine with dynamic telescopic three-dimensional dustproof effect also includes a head spindle (6), a spindle motor (7), and a head reciprocating spline pair (8). The reciprocating spline pair (8) of the machine head includes a spline shaft (81), a spline sleeve (82), and several spline rollers; The head spindle (6) is located inside the splined shaft (81) and its two ends are respectively connected to the spindle motor (7) and the head (3); the spline sleeve (82) is located inside the head support (2).

10. The operating method of a reciprocating wire drawing machine with a dynamically telescopic three-dimensional dustproof effect, including the following working states: In the retracted state, the turntable-side middle dust cover (43) retracts to between the turntable-side outer dust cover (41) and the turntable-side inner dust cover (42); the machine head-side inner protective ring (52) retracts to between the machine head-side middle protective ring (53) and the machine head support (2); at the same time, the turntable-side outer dust cover (41) enters the machine head-side outer protective ring (51); the machine head-side middle protective ring (53) enters the turntable-side inner dust cover (42). In the unfolded state, the turntable side middle dust cover (43) extends out of the turntable side outer dust cover (41) and the turntable side inner dust cover (42); the machine head side inner protective ring (52) extends out of the machine head side middle protective ring (53); the outer end of the turntable side middle dust cover (43) is inside the machine head side outer protective ring (51).

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