Mother rod guiding device for prefabricated rod processing

Abstract

The utility model discloses a mother rod guide device for preform processing, and relates to the technical field of polarization maintaining optical fiber processing. The material guiding device comprises a material pressing mechanism and material guiding channels symmetrically arranged on the two sides of the material pressing mechanism, the material pressing mechanism comprises a set of inner stand columns, a lead screw mechanism is arranged between the set of inner stand columns, each material guiding channel comprises a set of outer stand columns, and the two outer stand columns are arranged on the same sides of the two inner stand columns respectively. An outer material guiding belt is arranged between the outer stand column and the opposite inner stand column. By designing the novel guiding device, the conveyor belt type material guiding mechanism can be used for stably guiding a mother rod, the guiding stability is high, the straightness is high, meanwhile, the surface of the mother rod cannot be damaged in the mother rod moving process, the quality of a prefabricated rod is ensured, meanwhile, through the arrangement of the material pressing mechanism, force can be actively, stably and efficiently applied, and the production efficiency is improved. It is ensured that the mother rod can be accurately and stably embedded into the side hole of the prefabricated rod, the machining efficiency is high, and the effect is good.

Description

Technical Field

[0001] The utility model belongs to the technical field of polarization-maintaining optical fiber processing, in particular to a mother rod guiding device used for preform rod processing. Background Art

[0002] For the processing of panda-type polarization-maintaining optical fiber, a double-symmetrical hole will be set on the preform rod. This hole is used to install the stress mother rod. The outer diameter of the mother rod needs to be consistent with the inner hole of the opposite side hole to ensure compactness, and the difference in diameter between the two is small.

[0003] During the inlay installation process, after the mother rod is aligned in place, external force needs to be applied to the mother rod. The external force on the mother rod has high requirements for stability, stability and accuracy of the force direction, and strength stability. At the same time, the mother rod has high requirements for running straightness during the insertion process. Once there is an error in stability or accuracy, it is easy to cause damage to the mother rod or cause problems of low efficiency. Especially for the processing of preform rods, the corresponding mother rod is too long, and the difficulty in all aspects is correspondingly increased.

[0004] Therefore, designing a guide device that can assemble the mother rod with high precision and high efficiency is a problem that needs to be solved by the staff in this field. Utility Model Content

[0005] The utility model aims to provide a mother rod guiding device for preform rod processing. By designing a novel guiding device, a conveyor belt-type material guiding mechanism can be used for stable guidance of the mother rod, the guiding stability is strong and the straightness is high, and at the same time, the mother rod surface will not be damaged during the movement of the mother rod, thereby ensuring the quality of the preform rod. At the same time, through the arrangement of the pressing mechanism, active, stable and efficient force can be applied to ensure that the mother rod can be accurately and stably embedded in the side hole of the preform rod, and the processing efficiency is high and the effect is good.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model is a mother rod guiding device for preform rod processing, comprising a material pressing mechanism and material guiding channels symmetrically arranged on both sides of the material pressing mechanism;

[0008] The material pressing mechanism comprises a group of inner columns, and a screw mechanism is arranged between the inner columns;

[0009] The material guide channel comprises a group of outer columns, two of the outer columns are respectively arranged on the same side of two inner columns, an outer material guide belt is arranged between the outer column and the opposite inner column, and an inner material guide belt is arranged between a group of the outer columns;

[0010] The inner guide belt and the outer guide belt are both conveyor belt structures, and both the inner guide belt and the outer guide belt include a belt body, and an arc groove is provided on the outer surface of the belt body;

[0011] An inner guide belt and two outer guide belts of the guide channel are arranged in a T-shape, a C-shaped channel is formed between the arc grooves facing each other of the inner guide belt and the two outer guide belts, and inner supports are provided at positions near the C-shaped channel on the inner sides of the inner guide belt and the outer guide belt;

[0012] The inner support is composed of a plurality of support plates;

[0013] The support plate of the inner guide belt is fixed between two outer columns, the support plate is located between two adjacent rollers and close to the C-shaped channel, and the inner wall of the inner guide belt slides along the outer wall of the support plate;

[0014] The support plate of the outer material guide belt is fixed between the outer column and the inner column, the support plate is located between two adjacent rollers and close to the C-shaped channel, and the inner wall of the outer material guide belt slides along the outer wall of the support plate;

[0015] The C-shaped channel formed by the two material guide channels is symmetrically arranged at the positions on both sides of the screw mechanism;

[0016] The screw mechanism is connected to a material pressing seat in a transmission manner, and telescopic pressing blocks are provided on both sides of the material pressing seat, and the two telescopic pressing blocks extend to the middle of the two C-shaped channels respectively;

[0017] The sides of the material pressing seat close to the two C-shaped channels are provided with slots, the inner side of the telescopic pressing block is slidably arranged in the slots, and a compression spring is provided between the inner side of the telescopic pressing block and the slots.

[0018] Furthermore, the inner material guide belt also includes a plurality of rollers, the belt body is arranged outside the plurality of rollers, and the structural features of the outer material guide belt are consistent with those of the inner material guide belt.

[0019] Furthermore, the outer column and the inner column are both provided with preset holes, and both ends of the roller are provided with shaft ends matching with the preset holes.

[0020] Furthermore, the screw mechanism includes a long screw and two end plates, the end plates are respectively fixed between the ends of the two inner columns, the long screw is rotatably arranged between the two end plates, and the pressing seat is provided with a threaded opening threadedly connected to the long screw.

[0021] Furthermore, a group of guide pillars are fixed between the two end plates, and the guide pillars are distributed parallel to the long screw. The press seat is provided with two sliding openings that slide with the guide pillars. The two sliding openings and two telescopic pressing blocks are respectively located at the four sides of the press seat.

[0022] Furthermore, a steering box is fixed on the outer side of the end plate, a steering mechanism is arranged inside the steering box, an output end rod is arranged on the outer side of the steering box and is connected to a driving device, the end of the long screw rod passes through the steering box, and the long screw rod and the output end rod are both transmission-connected to the steering mechanism.

[0023] The utility model has the following beneficial effects:

[0024] The utility model designs a novel guide device, and a conveyor belt-type material guiding mechanism can be used for stable guidance of the mother rod, the guiding stability is strong and the straightness is high, and the mother rod surface will not be damaged during the movement of the mother rod, thereby ensuring the quality of the preformed rod, and at the same time, through the arrangement of the pressing mechanism, it can actively, stably and efficiently apply force, thereby ensuring that the mother rod can be accurately and stably embedded in the side hole of the preformed rod, the processing efficiency is high and the effect is good, and the high-precision assembly can ensure the quality of the preformed rod after processing.

[0025] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0027] Figure 1 This is a structural schematic diagram of a mother rod guide device for preform rod processing according to the utility model;

[0028] Figure 2 This is a schematic diagram of the structure of the utility model from a top view;

[0029] Figure 3 This is a structural diagram of the utility model without the end plate, the lead screw mechanism and the steering box;

[0030] Figure 4 It is a structural schematic diagram of the material guide channel;

[0031] Figure 5 It is a structural cross-sectional view of the position of the telescopic pressing block on the pressing mechanism;

[0032] Figure 6 It is a structural cross-sectional view of the positions of two guide pillars on the pressing mechanism;

[0033] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0034] 1-pressing mechanism, 2-material guiding channel, 3-C-type channel, 4-inner support, 5-steering box, 101-inner column, 102-pressing seat, 103-telescopic pressing block, 104-long screw, 105-end plate, 106-threaded mouth, 107-guide column, 108-slide mouth, 109-slot, 110-compression spring, 201-outer column, 202-outer material guiding belt, 203-inner material guiding belt, 204-arc groove, 205-roller, 206-belt body, 207-shaft end, 401-support plate, 501-output end rod. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0036] See also Figure 1-6 As shown, the utility model is a mother rod guiding device for preform rod processing, comprising a material pressing mechanism 1 and material guiding channels 2 symmetrically arranged on both sides of the material pressing mechanism 1;

[0037] The pressing mechanism 1 comprises a group of inner columns 101, and a screw mechanism is arranged between the group of inner columns 101;

[0038] The material guiding channel 2 includes a group of outer columns 201, two outer columns 201 are respectively arranged on the same side of two inner columns 101, an outer material guiding belt 202 is arranged between the outer column 201 and the opposite inner column 101, and an inner material guiding belt 203 is arranged between a group of outer columns 201;

[0039] The inner guide belt 203 and the outer guide belt 202 are both conveyor belt structures. The inner guide belt 203 and the outer guide belt 202 both include a belt body 206. The outer surface of the belt body 206 is provided with an arc groove 204.

[0040] An inner material guide belt 203 and two outer material guide belts 202 of the material guide channel 2 are arranged in a T-shape, a C-shaped channel 3 is formed between the inner material guide belt 203 and the arc grooves 204 opposite to the two outer material guide belts 202, and an inner support 4 is provided at a position close to the C-shaped channel 3 on the inner side of the inner material guide belt 203 and the outer material guide belt 202;

[0041] The inner support 4 is composed of a number of support plates 401;

[0042] The support plate 401 of the inner guide belt 203 is fixed between the two outer pillars 201. The support plate 401 is located between two adjacent rollers 205 and close to the C-shaped channel 3. The inner wall of the belt body 206 of the inner guide belt 203 slides along the outer wall of the support plate 401.

[0043] The support plate 401 of the outer material guide belt 202 is fixed between the outer column 201 and the inner column 101. The support plate 401 is located between two adjacent rollers 205 and close to the C-shaped channel 3. The inner wall of the belt body 206 of the outer material guide belt 202 slides along the outer wall of the support plate 401.

[0044] The C-shaped channel 3 formed by the two material guide channels 2 is symmetrically arranged at the positions on both sides of the screw mechanism;

[0045] The screw mechanism is connected to a material pressing seat 102, and telescopic pressing blocks 103 are arranged on both sides of the material pressing seat 102. The two telescopic pressing blocks 103 extend to the middle of the two C-shaped channels 3 respectively;

[0046] The sides of the pressing seat 102 close to the two C-shaped channels 3 are each provided with a slot 109 , the inner side of the telescopic pressing block 103 is slidably arranged in the slot 109 , and a compression spring 110 is provided between the inner side of the telescopic pressing block 103 and the slot 109 .

[0047] Among them Figure 1-4 As shown, the inner material guide belt 203 further includes a plurality of rollers 205 , and the belt body 206 is disposed outside the plurality of rollers 205 . The structural features of the outer material guide belt 202 are consistent with those of the inner material guide belt 203 .

[0048] The outer column 201 and the inner column 101 are both provided with preset holes, and both ends of the roller 205 are provided with shaft ends 207 that match the preset holes.

[0049] Among them Figure 3 and Figure 5-6 As shown, the screw mechanism includes a long screw 104 and two end plates 105. The end plates 105 are respectively fixed between the ends of the two inner columns 101. The long screw 104 is rotatably set between the two end plates 105. The pressing seat 102 is provided with a threaded opening 106 that is threadedly connected to the long screw 104.

[0050] Among them Figure 3 and Figure 6 As shown, a group of guide pillars 107 are fixed between the two end plates 105, and the guide pillars 107 are distributed parallel to the long screw 104. The pressing seat 102 is provided with two sliding openings 108 that slide with the guide pillars 107. The two sliding openings 108 and the two telescopic pressing blocks 103 are respectively located at the four sides of the pressing seat 102.

[0051] Among them Figure 1 and Figure 2As shown, a steering box 5 is fixed to the outside of an end plate 105, a steering mechanism is arranged inside the steering box 5, an output end rod 501 is arranged on the outside of the steering box 5 and is connected to a driving device, the end of the long screw 104 passes through the steering box 5, and the long screw 104 and the output end rod 501 are both transmission-connected to the steering mechanism.

[0052] It also includes a preform body, which is arranged on the outside of the end plate 105 through a tooling. The preform body is distributed parallel to the pressing mechanism 1 and the material guiding channel 2. Two side holes are arranged on the preform body, and the two side holes are respectively opposite to the two C-shaped channels 3.

[0053] It also includes two mother rod bodies, which are respectively arranged in two C-shaped channels 3. The mother rod bodies are guided to the side holes of the preform rod body through the pressing seat 102 and the telescopic pressing block 103.

[0054] The working principle of the utility model is as follows: the position of the preform body is determined, and the side hole is arranged relative to the C-shaped channel 3, the mother rod body is extended into the C-shaped channel 3 by one end of the turning box 5, and during the swinging process, the telescopic pressing block 103 is ensured to be in a retracted state, and during the extension of the mother rod body, the outer guide belt 202 on the guide channel 2 and the belt body 206 on the inner guide belt 203 are transmitted with friction force, and the outer wall of the mother rod body and the arc groove 204 are in a fitting state.

[0055] After the mother rod body is inserted, the telescopic pressing block 103 is reset, and the pressing seat 102 is driven downward by the screw mechanism. The mother rod body is pressed by the telescopic pressing block 103 to move toward the side hole of the preform body and apply pressure to ensure that the mother rod body can be stably pressed into the side hole of the preform body.

[0056] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0057] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A mother rod guiding device for preform processing, characterized in that: It comprises a material pressing mechanism (1) and material guiding channels (2) symmetrically arranged on both sides of the material pressing mechanism (1); The material pressing mechanism (1) comprises a group of inner columns (101), and a screw mechanism is arranged between the group of inner columns (101); The material guiding channel (2) comprises a group of outer columns (201), two of the outer columns (201) are respectively arranged on the same side of two inner columns (101), an outer material guiding belt (202) is arranged between the outer columns (201) and the opposite inner columns (101), and an inner material guiding belt (203) is arranged between a group of the outer columns (201); The inner guide belt (203) and the outer guide belt (202) are both conveyor belt structures, and both the inner guide belt (203) and the outer guide belt (202) comprise a belt body (206), and an arc groove (204) is provided on the outer surface of the belt body (206); An inner material guide belt (203) and two outer material guide belts (202) of the material guide channel (2) are arranged in a T-shape, a C-shaped channel (3) is formed between the arc-shaped grooves (204) opposite to the inner material guide belt (203) and the two outer material guide belts (202), and an inner support (4) is provided on the inner side of the inner material guide belt (203) and the outer material guide belt (202) near the C-shaped channel (3); The inner support (4) is composed of a plurality of support plates (401); The support plate (401) of the inner material guide belt (203) is fixed between two outer pillars (201), the support plate (401) is located between two adjacent rollers (205) and close to the C-shaped channel (3), and the inner wall of the belt body (206) of the inner material guide belt (203) slides along the outer wall of the support plate (401); The support plate (401) of the outer material guide belt (202) is fixed between the outer column (201) and the inner column (101), the support plate (401) is located between two adjacent rollers (205) and close to the C-shaped channel (3), and the inner wall of the belt body (206) of the outer material guide belt (202) slides along the outer wall of the support plate (401); The C-shaped channel (3) formed by the two material guide channels (2) is symmetrically arranged at positions on both sides of the screw mechanism; The screw mechanism is transmission-connected with a material pressing seat (102), and telescopic pressing blocks (103) are provided on both sides of the material pressing seat (102), and the two telescopic pressing blocks (103) extend to the middle of the two C-shaped channels (3) respectively; The side surfaces of the material pressing seat (102) close to the two C-shaped channels (3) are each provided with a slot (109), the inner side of the telescopic pressing block (103) is slidably arranged in the slot (109), and a compression spring (110) is provided between the inner side of the telescopic pressing block (103) and the slot (109).

2. A mother rod guiding device for preform rod processing according to claim 1, characterized in that: The inner material guide belt (203) further comprises a plurality of rollers (205), the belt body (206) is arranged outside the plurality of rollers (205), and the structural features of the outer material guide belt (202) are consistent with the structural features of the inner material guide belt (203).

3. A mother rod guiding device for preform rod processing according to claim 2, characterized in that: The outer column (201) and the inner column (101) are both provided with preset holes, and both ends of the roller (205) are provided with shaft ends (207) that match the preset holes.

4. A mother rod guiding device for preform rod processing according to claim 1, characterized in that: The screw mechanism comprises a long screw (104) and two end plates (105), wherein the end plates (105) are respectively fixed between the ends of two inner columns (101), the long screw (104) is rotatably arranged between the two end plates (105), and the pressing seat (102) is provided with a threaded opening (106) threadedly connected to the long screw (104).

5. A mother rod guiding device for preform rod processing according to claim 4, characterized in that: A group of guide pillars (107) are fixed between the two end plates (105), and the guide pillars (107) are distributed parallel to the long screw (104). The pressing seat (102) is provided with two sliding openings (108) that slide with the guide pillars (107). The two sliding openings (108) and the two telescopic pressing blocks (103) are respectively located at the four sides of the pressing seat (102).

6. A mother rod guiding device for preform rod processing according to claim 4, characterized in that: A steering box (5) is fixed on the outside of the end plate (105), a steering mechanism is arranged inside the steering box (5), an output end rod (501) is arranged on the outside of the steering box (5) and is connected to a driving device, an end of the long screw rod (104) passes through the steering box (5), and the long screw rod (104) and the output end rod (501) are both transmission-connected to the steering mechanism.

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