Drying device for wire sheath extrusion

Abstract

The utility model belongs to the technical field of wire production equipment, and particularly relates to a drying device for wire sheath extrusion, which is characterized in that two clamping push plates are matched to clamp a wire to move, and meanwhile, a clamping block in a wire inlet hole is utilized to clamp the wire, so that when the clamping push plates drive the wire to move, the wire can be extruded out of the wire sheath. According to the electric wire drying device, the electric wire can be always kept in a straightened state, meanwhile, the moving device slides on the sliding rail to drive the drying device to move, and the central part of the electric wire which is originally difficult to dry can be in full contact with flowing air by moving the drying device, so that the condition of incomplete local drying is effectively avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to wire production equipment technical field especially relates to a kind of drying device for wire sheath extrusion. BACKGROUND

[0002] In the process of wire manufacturing, in order to make the wire get good protection and prevent the wire from electric leakage, a sheath extruder is used to cover the wire with a layer of sheath. After the wire is wrapped with the sheath and extruded, it needs to pass through a water cooling device and a drying device in turn, and a laser diameter gauge is used to measure the diameter of the wire.

[0003] When the existing wire sheath is dried, the curved parts will make the sheaths adhere to each other or close to each other. In the drying device, hot air is difficult to flow smoothly in these adhered parts. At the same time, the curved wire will cause the distance between different parts of the sheath and the drying heat source to be inconsistent. The outer part of the curved wire may be close to the heating wire and receive more heat, while the inner part receives less heat. This uneven heating will cause the evaporation speed of water to differ in different parts of the wire sheath, and the overall drying efficiency will be greatly reduced. SUMMARY

[0004] In order to overcome the defects of the prior art pointed out above, the present inventors have made in-depth research and, after a lot of creative labor, completed the present utility model.

[0005] Specifically, the technical problem to be solved by the present utility model is to provide a drying device for wire sheath extrusion to solve the technical problem that the curved parts will make the sheaths adhere to each other or close to each other, and in the drying device, hot air is difficult to flow smoothly in these adhered parts, and at the same time, the curved wire will cause the distance between different parts of the sheath and the drying source to be inconsistent.

[0006] To solve the above technical problems, the present utility model provides the following technical solutions:

[0007] A drying device for wire sheath extrusion, comprising a drying shell, an upper sealing plate is fixedly connected to the drying shell, a drying assembly is fixedly connected to the bottom of the upper sealing plate, a drying cavity is formed in the drying shell, a pulling assembly is fixedly connected inside the drying cavity, a wire inlet hole and a wire outlet hole are respectively formed in the two opposite side plates of the drying shell, the pulling end of the pulling assembly, the wire inlet hole and the wire outlet hole are coaxially arranged, and the wire inlet hole and the wire outlet hole are respectively communicated with the drying cavity.

[0008] The pulling assembly comprises a support frame fixedly connected with the drying cavity, an upper end of the support frame is fixedly connected with a rotary driver, an output shaft of the rotary driver penetrates through the support frame and is fixedly connected with a transmission column, a transmission belt is transmissionally connected with an outer wall of the transmission column, an inner part of another end of the transmission belt is transmissionally connected with a rotary column, a rotary end is fixedly connected with a top end of the rotary column, a transmission gear is fixedly connected with a bottom end of the transmission column, a driven gear is transmissionally and rotationally connected with the transmission gear, a driven column is fixedly connected with an upper end of the driven gear, another rotary end is fixedly connected with a top end of the driven column, a connecting rod is slidingly connected with an inner side of the rotary end, and a clamping push plate is rotationally connected with another end of the connecting rod.

[0009] Further, a telescopic cavity is formed in a side of the rotary end slidingly connected with the connecting rod, a first elastic member is arranged in the telescopic cavity, and two ends of the first elastic member are fixedly connected with a side wall of the telescopic cavity and the connecting rod respectively.

[0010] Further, two support plates are fixedly connected with another end of the clamping push plate, a rotating shaft is rotationally connected between the two support plates, and an outer wall of the rotating shaft is rotationally connected with an end of the connecting rod away from the first elastic member.

[0011] Further, the drying assembly comprises a sliding rail fixedly connected with a bottom wall of the upper sealing plate, a moving device is slidingly connected with the sliding rail, the moving device is fixedly connected with a drying device, and the drying device can extend into the drying cavity.

[0012] Further, a protection ring is fixedly connected with a drying end of the drying device, a plurality of flow guiding fins are rotationally arranged in the protection ring, one end of all the flow guiding fins is transmissionally connected via a linkage structure, the linkage structure is located at one end of the protection ring, a driving motor is fixedly connected with another end of one of the flow guiding fins.

[0013] Further, a telescopic groove is formed in a position close to the center of an inner wall of the wire inlet hole, a second elastic member is fixedly connected with a bottom part of the telescopic groove, a clamping block is fixedly connected with another end of the second elastic member, and the clamping block slides in the telescopic groove.

[0014] The beneficial effect of the utility model is that in practical application, the electric wire horizontally penetrates the drying cavity of the drying shell, that is, the electric wire enters the drying cavity from the wire inlet hole, and then is pulled out of the drying cavity from the wire outlet hole after being pulled by the pulling assembly; when the electric wire is pulled, the driving driver drives the transmission column to rotate, the transmission column drives the transmission gear to rotate, the rotating transmission gear drives the driven gear to rotate, the rotating driven gear drives the driven column to rotate, the rotating driven column drives the rotating end connected therewith to rotate, the transmission belt drives the rotating column to rotate, the rotating rotating column drives the rotating end connected therewith to rotate, the rotating column and the driven column rotate in opposite directions at the same frequency, the two rotating ends rotate in opposite directions at the same frequency, the two clamping and pushing plates cooperate to clamp and move the electric wire, the clamping block inside the wire inlet hole clamps the electric wire, the clamping and pushing plates can keep the electric wire straight when moving the electric wire, the moving device slides on the slide rail to move the drying device, the drying device is moved to make the electric wire in the central part fully contact with the flowing air, thereby effectively avoiding incomplete drying in local parts. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor. Among them:

[0016] Figure 1 It is the overall structure schematic diagram of the drying device for the utility model wire sheath extrusion.

[0017] Figure 2 It is the cross section structure schematic diagram of the drying device for the utility model wire sheath extrusion.

[0018] Figure 3 It is the pulling assembly structure schematic diagram of the drying device for the utility model wire sheath extrusion.

[0019] Figure 4 It is the structure schematic diagram of the rotating end of the drying device for the utility model wire sheath extrusion.

[0020] Figure 5 It is the exploded structure schematic diagram of the drying assembly of the drying device for the utility model wire sheath extrusion.

[0021] Figure 6 It is the Figure 2 It is the enlarged structure schematic diagram of the A place of the drying device for the utility model wire sheath extrusion.

[0022] BRIEF DESCRIPTION OF DRAWINGS

[0023] 1, dry shell; 11, upper sealing plate; 12, wire inlet hole; 13, drying cavity;

[0024] 2, pulling assembly; 201, rotating driver; 202, driven column; 203, driven gear; 204, transmission gear; 205, support frame; 206, transmission belt; 207, rotating column; 208, transmission column; 209, first elastic member; 210, telescopic cavity; 211, connecting rod; 212, support plate; 213, rotating shaft; 214, clamping push plate; 215, rotating end;

[0025] 3, drying assembly; 31, sliding rail; 32, moving device; 33, linkage structure; 34, drying device; 35, protective ring; 36, guide vane; 37, driving motor;

[0026] 4, telescopic groove; 41, second elastic member; 42, clamping block. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directional indications will also change accordingly.

[0029] Meanwhile, the meaning of "and / or" or "and / or" appearing throughout the text is that it includes three schemes. Taking "A and / or B" as an example, it includes A scheme, or B scheme, or A and B schemes that meet at the same time.

[0030] In addition, the description of "first", "second" and the like in the present application is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the technical features or implying the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of various embodiments can be combined with each other, but must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, nor in the protection scope required by the present application.

[0031] As Figures 1 to 6 It is shown that the present embodiment provides a kind of drying device for wire sheath extrusion, this drying device for wire sheath extrusion includes drying shell 1, drying shell 1 is fixedly connected with upper sealing plate 11 along upper sealing plate 11 bottom fixedly connected with drying assembly 3, drying shell 1 is close to the center and is equipped with drying cavity 13, drying cavity 13 is fixedly connected with pulling assembly 2 in the inside close to the side plate of drying shell 1, the two opposite side plates of drying shell 1 are equipped with wire inlet hole 12 and wire outlet hole respectively, the pulling end of pulling assembly 2, wire inlet hole 12 and wire outlet hole coaxially are arranged, wire inlet hole 12 and wire outlet hole are communicated with drying cavity 13 respectively, wire outlet hole is correspondingly arranged with pulling assembly 2;

[0032] The pulling assembly 2 comprises a support frame 205 fixedly connected with the drying cavity 13, the upper end of the support frame 205 is fixedly connected with a rotating driver 201, the rotating driver 201 can adopt a motor, the output shaft of the rotating driver 201 is fixedly connected with a transmission column 208 after penetrating through the support frame 205, the transmission column 208 is rotationally arranged in the support frame 205, the support frame 205 is in the shape of a gantry, the outer side wall of the transmission column 208 is transmissionally connected with a transmission belt 206, the other end of the transmission belt 206 is transmissionally connected with a rotating column 207 in the inside, the bottom end of the rotating column 207 is rotationally connected with the bottom wall of the drying cavity 13, the top end of the rotating column 207 is fixedly connected with a rotating end 215, the bottom end of the transmission column 208 is fixedly connected with a transmission gear 204, the transmission gear 204 is rotationally connected with a driven gear 203 in meshing, the upper end of the driven gear 203 is fixedly connected with a driven column 202, the driven column 202 is rotationally arranged on the inner wall of the support frame 205 or the drying cavity 13, the top end of the driven column 202 is fixedly connected with another rotating end 215, the inner side of the rotating end 215 is slidingly connected with a connecting rod 211, the other end of the connecting rod 211 is rotationally connected with a clamping pushing plate 214, the rotating driver 201 drives the transmission column 208 to rotate, the transmission column 208 drives the transmission gear 204 to rotate, the rotating transmission gear 204 drives the driven gear 203 to rotate, the rotating driven gear 203 drives the driven column 202 to rotate, and the transmission belt 206 drives the rotating column 207 to rotate, so that the rotating column 207 and the driven column 202 rotate in opposite directions at the same frequency, the rotating end 215 above is driven to rotate at the same time, the two clamping pushing plates 214 cooperate to drive the electric wire to move, and the pulling force generated when the electric wire moves makes the electric wire keep straight.

[0033] In the embodiment, the side of the rotating end 215 slidingly connected with the connecting rod 211 is provided with an expansion cavity 210, the expansion cavity 210 is provided with a first elastic member 209, the two ends of the first elastic member 209 are fixedly connected with the side wall of the expansion cavity 210 and the connecting rod 211 respectively, the first elastic member 209 is used to make the connecting rod 211 contract into the expansion cavity 210 when the connecting rod 211 rotates with the rotating end 215 and the clamping pushing plate 214 clamps the electric wire, so that the deformation of the outer skin of the electric wire caused by excessive pressure is avoided. Specifically, the first elastic member 209 can adopt a spring.

[0034] In the embodiment, the other end of the clamping and pushing plate 214 is fixedly connected with two support plates 212, the two support plates 212 are arranged in correspondence and parallel to each other, and the two support plates 212 are rotationally connected with a rotating shaft 213, the outer wall of the rotating shaft 213 is rotationally connected with the end of the connecting rod 211 away from the first elastic member 209, through the arrangement of the rotating shaft 213 and the two support plates 212, the clamping and pushing plate 214 can rotate relative to the connecting rod 211, so that the clamping and pushing plate 214 can horizontally clamp and push the electric wire, and when the connecting rod 211 rotates to the maximum angle relative to the clamping and pushing plate 214, the clamping and pushing plate 214 rotates with the connecting rod 211.

[0035] In the embodiment, as shown in Figure 1 , Figure 2 and Figure 5 together, the drying assembly 3 includes a sliding rail 31 fixedly connected with the bottom wall of the upper sealing plate 11, the sliding rail 31 is slidingly connected with a moving device 32, the moving device 32 is fixedly connected with a drying device 34, the drying device 34 can extend into the drying cavity 13, and the drying device 34 is driven to move by the moving device 32 sliding along the sliding rail 31, the electric wire in the central part which is originally difficult to dry can also be fully contacted with the flowing air by moving the drying device 34 to dry the electric wire, thereby effectively avoiding the situation that the drying is not complete in the local part, and improving the uniformity of the entire batch of electric wire sheath drying. Specifically, the moving device 32 can adopt a pulley, and the pulley can be locked on the sliding rail 31 via a locking bolt or a brake.

[0036] In the embodiment, the drying end of the drying device 34 is fixedly connected with a protective ring 35, a plurality of guide vanes 36 are rotationally arranged in the protective ring 35, one end of all the guide vanes 36 is drivingly connected via a linkage structure 33, the linkage structure 33 is located at one end of the protective ring 35, the other end of the protective ring 35 is fixedly connected with a driving motor 37, and the output end of the driving motor 37 is fixedly connected with the other end of one of the guide vanes 36; in actual application, the driving motor 37 drives one of the guide vanes 36 to rotate, and the rotating guide vane 36 drives the remaining guide vanes 36 to synchronously rotate via the linkage structure 33, so as to adjust the angle of all the guide vanes 36, and by adjusting the angle of the guide vanes 36, the drying angle can be adjusted, so that the wind pressure can blow the sheath at the best angle, and each surface of the sheath can be uniformly dried.

[0037] Specifically, the linkage structure 33 can adopt a transmission structure of a synchronous belt and a synchronous wheel, and the drying device 34 can adopt a hot air blower, which will not be described here.

[0038] In the embodiment, as shown in Figure 6As shown, the other side plate of the drying shell 1 is provided with an inlet hole 12 near the center, the inner wall of the inlet hole 12 is provided with an expansion slot 4 near the center, the bottom of the expansion slot 4 is fixedly connected with a second elastic member 41, the second elastic member 41 can adopt a spring, the other end of the second elastic member 41 is fixedly connected with a clamping block 42, the clamping block 42 slides in the expansion slot 4, the clamping block 42 inside the inlet hole 12 clamps the electric wire, the clamping force of the clamping block 42 on the electric wire is less than the clamping force of the clamping push plate 214 on the electric wire, so that the clamping push plate 214 can always keep straight when moving the electric wire, avoiding the problem of uneven drying in the bent part of the electric wire.

[0039] In use, the electric wire horizontally penetrates the drying cavity 13 of the drying shell 1, that is, the electric wire penetrates into the drying cavity 13 from the inlet hole 12, and then is pulled out of the drying cavity 13 from the outlet hole after being pulled by the pulling assembly 2; when pulling the electric wire, the rotating driver 201 drives the transmission column 208 to rotate, the transmission column 208 drives the transmission gear 204 to rotate, the rotating transmission gear 204 drives the driven gear 203 to rotate, the rotating driven gear 203 drives the driven column 202 to rotate, the rotating driven column 202 drives the rotating end 215 connected thereto to rotate, the transmission belt 206 drives the rotating column 207 to rotate, the rotating rotating column 207 drives the rotating end 215 connected thereto to rotate, so that the rotating column 207 and the driven column 202 rotate in opposite directions at the same frequency, and the two rotating ends 215 rotate in opposite directions at the same frequency, so that the two clamping push plates 214 cooperate to clamp the electric wire to move, and the clamping block 42 inside the inlet hole 12 clamps the electric wire, so that the clamping push plate 214 can always keep the electric wire straight when moving the electric wire, and the moving device 32 slides on the sliding rail 31 to drive the drying device 34 to move, and the drying device 34 can be moved to make the electric wire in the center part which is originally difficult to dry also fully contact with the flowing air, thereby effectively avoiding the problem of incomplete local drying.

[0040] It should be understood that the use of these embodiments is only for the purpose of illustrating the present application and is not intended to limit the protection scope of the present application. In addition, it should also be understood that after reading the technical content of the present application, those skilled in the art can make various modifications, modifications and / or variations to the present application, and all these equivalent forms also fall within the protection scope defined by the claims attached to the present application.

Claims

1. A drying device for wire sheath extrusion comprising a drying enclosure (1), characterized in that: An upper sealing plate (11) is fixedly connected to the upper end of the drying shell (1), and a drying assembly (3) is fixedly connected to the bottom of the upper sealing plate (11). The drying shell (1) is provided with a drying cavity (13), and the drying cavity (13) is fixedly connected with a pulling assembly (2). The two opposite side plates of the drying shell (1) are respectively provided with an inlet hole (12) and an outlet hole. The pulling end of the pulling assembly (2), the inlet hole (12) and the outlet hole are coaxially arranged, and the inlet hole (12) and the outlet hole are in communication with the drying cavity (13); The pulling assembly (2) comprises a support frame (205) fixedly connected with the drying cavity (13). The upper end of the support frame (205) is fixedly connected with a rotary driver (201). The output shaft of the rotary driver (201) penetrates through the support frame (205) and is fixedly connected with a transmission column (208). The outer wall of the transmission column (208) is transmissionally connected with a transmission belt (206). The other end of the transmission belt (206) is transmissionally connected with a rotary column (207) in the inside. The top end of the rotary column (207) is fixedly connected with a rotary end (215). The bottom end of the transmission column (208) is fixedly connected with a transmission gear (204). The transmission gear (204) is meshingly and rotationally connected with a driven gear (203). The upper end of the driven gear (203) is fixedly connected with a driven column (202). The top end of the driven column (202) is fixedly connected with another rotary end (215). The inside of the rotary end (215) is slidably connected with a connecting rod (211). The other end of the connecting rod (211) is rotationally connected with a clamping push plate (214).

2. The drying device for wire sheath extrusion according to claim 1, characterized by: The side, where the rotary end (215) is slidably connected with the connecting rod (211), of the rotary end (215) is provided with an expansion cavity (210). The expansion cavity (210) is provided with a first elastic member (209). The two ends of the first elastic member (209) are fixedly connected with the side wall of the expansion cavity (210) and the connecting rod (211) respectively.

3. The drying device for wire sheath extrusion according to claim 2, characterized by: The other end of the clamping push plate (214) is fixedly connected with two support plates (212). The two support plates (212) are rotationally connected with a rotating shaft (213). The outer wall of the rotating shaft (213) is rotationally connected with the end of the connecting rod (211) away from the first elastic member (209).

4. The drying device for wire sheath extrusion according to claim 1, characterized by: The drying assembly (3) comprises a sliding rail (31) fixedly connected with the bottom wall of the upper sealing plate (11). The sliding rail (31) is slidably connected with a moving device (32). The moving device (32) is fixedly connected with a drying device (34). The drying device (34) can extend into the drying cavity (13).

5. The drying device for wire sheath extrusion according to claim 4, characterized by: The drying end of the drying device (34) is fixedly connected with a protective ring (35). A plurality of guide vanes (36) are rotationally arranged in the protective ring (35). One end of all the guide vanes (36) is transmissionally connected via a linkage structure (33). The linkage structure (33) is located at one end of the protective ring (35). The other end of the protective ring (35) is fixedly connected with a driving motor (37). The output end of the driving motor (37) is fixedly connected with the other end of one of the guide vanes (36).

6. The drying device for wire sheath extrusion according to claim 1, characterized by: The inner wall of the wire inlet hole (12) is provided with an expansion slot (4) near the center, the bottom of the expansion slot (4) is fixedly connected with a second elastic member (41), the other end of the second elastic member (41) is fixedly connected with a clamping block (42), and the clamping block (42) slides in the expansion slot (4).

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