CN113963864B - Talcum powder applying device for cable production - Google Patents
Talcum powder applying device for cable production Download PDFInfo
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- CN113963864B CN113963864B CN202111203059.7A CN202111203059A CN113963864B CN 113963864 B CN113963864 B CN 113963864B CN 202111203059 A CN202111203059 A CN 202111203059A CN 113963864 B CN113963864 B CN 113963864B
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- sleeve
- powder inlet
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- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 32
- 239000000843 powder Substances 0.000 claims abstract description 203
- 230000005540 biological transmission Effects 0.000 claims abstract description 75
- 238000005507 spraying Methods 0.000 claims abstract description 37
- 239000007921 spray Substances 0.000 claims abstract description 21
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 9
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 238000009792 diffusion process Methods 0.000 claims description 2
- 230000001174 ascending effect Effects 0.000 claims 6
- 238000009434 installation Methods 0.000 claims 1
- 230000000630 rising effect Effects 0.000 description 18
- 230000000694 effects Effects 0.000 description 6
- 230000032696 parturition Effects 0.000 description 4
- 238000000576 coating method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C19/00—Apparatus specially adapted for applying particulate materials to surfaces
- B05C19/04—Apparatus specially adapted for applying particulate materials to surfaces the particulate material being projected, poured or allowed to flow onto the surface of the work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C19/00—Apparatus specially adapted for applying particulate materials to surfaces
- B05C19/06—Storage, supply or control of the application of particulate material; Recovery of excess particulate material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/221—Sheathing; Armouring; Screening; Applying other protective layers filling-up interstices
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Electrostatic Spraying Apparatus (AREA)
Abstract
The invention discloses a talcum powder applying device for cable production, which comprises: the cable core powder spraying mechanism comprises a sleeve, wherein a powder spraying assembly is arranged in the sleeve; the powder spraying assembly comprises a main pipe which is distributed on two sides of the inner cavity of the sleeve and extends along the axial direction, spray pipes which are sequentially distributed on the inner side surface of the main pipe, and a movable powder inlet which is rotatably arranged at the upstream end of the sleeve, wherein the upstream end of the main pipe is connected with the movable powder inlet, and a cable core inlet is arranged on the movable powder inlet; the cable core fixed-distance intermittent conveying mechanism comprises a wheel set and a conveying transmission assembly, wherein the wheel set is arranged at the upstream of the movable powder inlet head and is connected with the conveying transmission assembly; the cable core powder spraying mechanism further comprises a rotary transmission assembly, and the rotary transmission assembly is connected to the side face of the movable powder inlet head. The talcum powder applying device for cable production can automatically and intermittently apply talcum powder on the cable surface at fixed intervals.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a talcum powder applying device for cable production.
Background
Cable, including transmission cable and communication optical cable, the powder process of talcum powder generally adopts the powder device of giving birth to in-process, among the prior art, the powder device of giving birth to has a cavity that holds the talcum powder, set up cable core entry and cable core export in the both sides of cavity, the cable core passes in the powder heap of talcum powder when passing the cavity, rely on this process to carry out the coating of talcum powder to the cable core, and when the coating, the cable core can leave the cavity in the talcum powder after passing the talcum powder, when waiting that follow-up cable core part is through the cavity, can influence the powder effect of talcum powder, to this problem, this application improves the powder device of giving birth to through changing the mode of giving birth to powder.
Disclosure of Invention
The invention aims to provide a talcum powder applying device for cable production, which aims to intermittently convey cable cores at fixed intervals and repeatedly spray powder along the circumferential direction in a cable core static state, so as to improve the powder distribution effect.
In order to achieve the above purpose, the main technical scheme adopted by the invention comprises the following steps:
talcum powder applying device for cable production includes:
the cable core powder spraying mechanism comprises a sleeve, wherein a powder spraying assembly is arranged in the sleeve; the powder spraying assembly comprises a main pipe which is distributed on two sides of the inner cavity of the sleeve and extends along the axial direction, spray pipes which are sequentially distributed on the inner side surface of the main pipe, and a movable powder inlet which is rotatably arranged at the upstream end of the sleeve, wherein the upstream end of the main pipe is connected with the movable powder inlet, and a cable core inlet is arranged on the movable powder inlet;
the cable core fixed-distance intermittent conveying mechanism comprises a wheel set and a conveying transmission assembly, wherein the wheel set is arranged at the upstream of the movable powder inlet head and is connected with the conveying transmission assembly;
the cable core powder spraying mechanism further comprises a rotary transmission assembly, the rotary transmission assembly is connected to the side face of the movable powder inlet head, and the rotary transmission assembly and the conveying transmission assembly can be connected to the movable end of the electric telescopic rod fixed on the bedplate through a transmission switching mechanism, wherein:
the movable end drives the wheel set to guide the cable core into the sleeve from the cable core inlet through the conveying transmission assembly in the extending stroke, and is positioned between the nozzles of the two rows of spray pipes;
the movable end is in a retraction stroke, the transmission switching mechanism enables the movable end to be separated from the conveying transmission assembly, and meanwhile, the movable end is in transmission fit with the rotary transmission assembly and enables the powder spraying assembly to rotate in the circumferential direction of the cable core by driving the movable powder inlet head to rotate.
Preferably, the upper end of the sleeve is provided with a mounting sleeve, the mounting sleeve comprises a movable sleeve and a fixed sleeve which are in running fit, wherein the movable powder inlet head is arranged in the movable sleeve, the fixed sleeve is internally provided with a fixed powder inlet head attached to the movable powder inlet head, and the upper end of the fixed powder inlet head is connected with a powder supply device through a powder supply pipeline.
Preferably, the movable powder inlet head and the fixed powder inlet head comprise an annular shell, two powder inlet cavities, a powder inlet and a powder outlet, wherein: the two powder inlet cavities are symmetrically distributed on two sides in the shell, the powder inlet and the powder outlet are arranged at two ends of the powder inlet cavities, and the powder inlet end of the main pipe is connected to the powder outlet of the movable powder inlet head.
Preferably, the inner walls of the two sides of the powder inlet cavity are obliquely arranged in the powder inlet direction, so that for the movable powder inlet head, the powder is in a converging process when moving from the powder inlet to the powder outlet, and correspondingly the powder inlet head is fixed, and the powder is in a diffusion process when moving from the powder inlet to the powder outlet.
Preferably, the conveying transmission assembly comprises a wheel synchronous round gear, a belt pulley assembly, a conveying bevel gear pair and a conveying driving round gear, wherein the wheel synchronous round gear is provided with a pair of conveying bevel gears which are meshed with each other and respectively fixed on two conveying wheels in the wheel set, the belt pulley assembly is in transmission connection between one of the wheel synchronous round gears and one conveying bevel gear in the conveying bevel gear pair, and the conveying driving round gear is fixed on the other conveying bevel gear.
Preferably, the rotary transmission assembly comprises tooth grooves, rotary transmission round gears, rotary bevel gear pairs and rotary driving round gears, wherein the tooth grooves are formed in the surface of the movable powder inlet head, the rotary transmission round gears are meshed with the tooth grooves, one rotary bevel gear in each rotary bevel gear pair is fixed with each rotary transmission round gear, and each rotary driving round gear is fixed on the other rotary bevel gear.
Preferably, the transmission switching mechanism comprises a rack frame, a rack, a supporting wheel, a guide assembly and a pressing spring, wherein the rack frame is fixed on the movable end, the rack is arranged on the rack frame in a lifting mode, the pressing spring is arranged between the upper surface of the rack frame and the rack frame, the rack is separated from the rotary driving round gear through descending and meshed with the conveying driving round gear, the supporting wheel is arranged on the bedplate and used for supporting the lifted rack, the lifted rack is meshed with the rotary driving round gear in the retraction process of the movable end, the guide assembly comprises a lifting guide plate arranged on the lower surface of the rack and a lifting guide wheel arranged on the bedplate, and the lifting guide plate moves to the top of the lifting guide wheel through the lifting guide plate, so that the rack is lifted to be positioned at the same height with the conveying driving round gear.
Preferably, the guide assembly is provided with two groups, which are respectively arranged corresponding to two ends of the rack, and the rotary driving round gear and the conveying driving round gear are axially overlapped.
Preferably, the spray pipes are arranged on the corresponding main pipes at equal intervals along the length direction, two rows of spray pipes are distributed in a staggered manner along the length direction of the main pipes, and in the same row of spray pipes, a hairbrush is arranged between two adjacent spray pipes.
Preferably, the outer side surface of the main pipe and the inner wall surface of the sleeve are in an arc shape, the downstream end of the bottom of the sleeve is provided with a powder discharge port, and a spiral blade is arranged between the two main pipes and used for conveying the powder in the sleeve to the powder discharge port.
The invention has at least the following beneficial effects:
according to the invention, the cable core spraying mechanism and the cable core interval intermittent conveying mechanism are arranged, and the transmission switching assembly is arranged between the rotary transmission assembly in the cable core spraying mechanism and the conveying transmission assembly in the cable core interval intermittent conveying mechanism, so that the movable end of the electric telescopic rod is in transmission fit with the electric telescopic rod in the extending stroke, the cable core is conveyed, the movable end of the electric telescopic rod is in transmission fit with the electric telescopic rod in the retracting stroke, the rotary transmission assembly is in powder spraying assembly for realizing the cable core rotary type powder spraying of the cable core, the cable core is in a static state in the powder spraying process, and the powder spraying assembly is used for repeatedly spraying powder on the circumferential surface, so that the powder spraying effect is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:
fig. 1 is a schematic diagram of the whole structure of the talcum powder applying device for cable production.
Fig. 2 is a schematic diagram of a part of a talcum powder applying device for cable production.
Fig. 3 is an enlarged schematic view of a talc powder applying device for cable production of the present invention at a position a in fig. 2.
Fig. 4 is a schematic view of a part of the talc powder applying device for cable production of the present invention.
Fig. 5 is an enlarged view of part B in fig. 4 of the talc powder application device for cable production of the present invention.
Fig. 6 is an enlarged view of part C in fig. 4 of the talc powder application device for cable production of the present invention.
Fig. 7 is an enlarged view of part D in fig. 4 of the talc powder application device for cable production of the present invention.
Fig. 8 is a schematic view of a part of the talc powder applying device for cable production of the present invention.
Fig. 9 is an enlarged view of the portion E in fig. 8 of the talc powder application device for cable production of the present invention.
Fig. 10 is a partially disassembled schematic view of a cable core powder spraying mechanism of the talcum powder applying device for cable production.
Fig. 11 is a schematic view of a part of a talc powder applying device for cable production according to the present invention.
Fig. 12 is a schematic diagram illustrating the detachment of the lifting guide wheel of the talcum powder applying device for cable production.
Fig. 13 is a schematic view of a powder feeding cavity of the talcum powder applying device for cable production.
Fig. 14 is a schematic view of a spiral blade of the talc powder applying apparatus for cable production of the present invention.
In the drawing, a cable core powder spraying mechanism 1, a cable core distance intermittent type conveying mechanism 2, a transmission switching mechanism 3, an electric telescopic rod 4, a platen 5, a sleeve 11, a powder spraying assembly 12, a spiral blade 13, a powder supply pipeline 14, a powder supply device 15, a rotary transmission assembly 16, a wheel group 21, a conveying transmission assembly 22, a rack frame 31, a rack 32, a supporting wheel 33, a guide assembly 34, a pressing spring 35, a secondary supporting wheel 36, a powder discharging port 111, a mounting sleeve 112, a movable sleeve 112a, a fixed sleeve 112b, a main pipe 121, a spray pipe 122, a movable powder inlet 123, a brush 124, a fixed powder inlet 125, an annular shell 126, a powder inlet cavity 127, a tooth socket 161, a rotary transmission round gear 162, a rotary bevel gear pair 163, a rotary drive round gear 164, a round gear 221, a belt pulley assembly 222, a conveying bevel gear pair 223, a conveying drive round gear 224, a track bar 321, a track groove 331, a lifting guide 341, a lifting guide 342, a wheel bracket 343, and a torsion spring 344 are shown.
Detailed Description
The embodiments of the present application will be described in detail below with reference to the accompanying drawings and examples, so that the implementation process of how the technical means are applied to solve the technical problems and achieve the technical effects of the present application can be fully understood and implemented accordingly.
Referring to fig. 1 to 14, the invention provides a talcum powder applying device for cable production, which comprises a cable core powder spraying mechanism 1, a cable core interval intermittent conveying mechanism 2 and an electric telescopic rod 4, wherein:
as shown in fig. 1, 2, 4, 8, 10 and 11, the cable core powder spraying mechanism 1 comprises a sleeve 11 and a powder spraying component 12, wherein the sleeve 11 is of a cylindrical structure with two ends open, a cable core enters from one end of the sleeve 11 in a state of being coaxial with the sleeve 11, leaves from the other end of the sleeve 11, passes through the sleeve 11, the powder spraying component 12 is arranged inside the sleeve 11, and the cable core passes through the powder spraying component 12 when passing through the sleeve 11; the powder spraying assembly 12 comprises a main pipe 121 which is distributed on two sides of an inner cavity of the sleeve 11 and extends along the axial direction, a spray pipe 122 which is sequentially distributed on the inner side surface of the main pipe 121, and a movable powder inlet head 123 which is rotatably arranged at the upstream end of the sleeve 11, wherein the upstream end of the main pipe 121 is connected with the movable powder inlet head 123, a cable core inlet is arranged on the movable powder inlet head 123, the cable core enters the powder spraying assembly 12 in the sleeve 11 from the cable core inlet on the movable powder inlet head 123, and passes through the powder spraying assembly 12 and the sleeve 11, the main pipe 121 is used for providing powder for the spray pipe 122 under the action of pressure, the powder is sprayed out from the spray nozzle 122 under the action of pressure and falls on the surface of the cable core, the powder coating process of the cable core is realized, the main pipe 121 is driven to do circular motion through the rotation of the movable powder inlet head 123, the main pipe 121 is driven to move the spray pipe 122 in the circumferential direction of the cable core, and the whole coverage of the surface of the cable core is realized.
As shown in fig. 10, the nozzles 122 are disposed on the corresponding manifold 121 at equal intervals along the length direction, and two rows of nozzles 122 are staggered along the length direction of the manifold 121, in the same row of nozzles 122, a brush 124 is disposed between two adjacent nozzles 122, and after each time of spraying powder on the cable core, the brush 124 is utilized to rotate along with the manifold 121, so that the powder on the surface of the cable core is brushed uniformly, and the redundant powder is brushed off the surface of the cable core.
The outer side surface of the main pipe 121 and the inner wall surface of the sleeve 11 are in an arc shape, the downstream end of the bottom of the sleeve 11 is provided with a powder discharge port 111, a helical blade 13 is arranged between the two main pipes 121 and used for conveying powder in the sleeve 11 to the powder discharge port 111, when the cable core is sprayed with powder, the helical blade 13 can convey redundant powder in the sleeve 11 to the powder discharge port 111, so that the redundant powder can timely leave the sleeve 11 through the powder discharge port 111 to realize recycling, meanwhile, the process of spraying and discharging can be realized, powder caking in the sleeve 11 can be prevented, the blocked powder discharge port 111 can be prevented, the use is convenient, and the process of scraping the powder on the inner wall surface of the sleeve 11, especially the powder adhered to the inner wall surface of the sleeve 11 after floating, can be effectively discharged out of the sleeve 11.
Specifically, as shown in fig. 3 and fig. 4, the upstream end of the sleeve 11 is provided with a mounting sleeve 112, the mounting sleeve 112 includes a movable sleeve 112a and a fixed sleeve 112b which are in a rotation fit, so that the movable sleeve 112a and the fixed sleeve 112b can relatively and coaxially rotate, wherein a movable powder inlet head 123 is arranged in the movable sleeve 112a, a fixed powder inlet head 125 attached to the movable powder inlet head 123 is arranged in the fixed sleeve 112b, the upstream end of the fixed powder inlet head 125 is connected with a powder supply device 15 through a powder supply pipeline 14, the powder supply device 15 includes a powder box and a negative pressure pumping device arranged between the powder box and the powder supply pipeline 14, and the powder is conveyed through a pressure difference, which is not described in detail herein.
As shown in fig. 10 and 13, the movable powder inlet head 123 and the fixed powder inlet head 125 each include an annular housing 126, two powder inlet chambers 127, a powder inlet, and a powder outlet, wherein: two powder inlet cavities 127 are symmetrically distributed and formed on two sides in the shell, a powder inlet and a powder outlet are formed at two ends of the powder inlet cavities 127, a powder inlet end of the main pipe 121 is connected to a powder outlet of the movable powder inlet head 123, two sides of the annular shell 126, corresponding to one end of the powder inlet cavities 127, which are positioned at the movable powder inlet head 123 and the fixed powder inlet head 125, are respectively provided with a separation part for separating the corresponding sides of the two powder inlet cavities 127, and the outer side ends of the separation parts are arranged in a bevelled way.
As shown in fig. 13, the inner walls on both sides of the powder inlet cavity 127 are inclined in the powder inlet direction, so that the powder is converged when moving from the powder inlet to the powder outlet for the movable powder inlet 123, at this time, the width of the powder inlet of the movable powder inlet 123 is larger than the width of the powder outlet, the powder is correspondingly fixed to the powder inlet 125, and the width of the powder outlet of the fixed powder inlet 125 is larger than the width of the powder inlet when moving from the powder inlet to the powder outlet.
As shown in fig. 1, fig. 2, fig. 4, fig. 7, fig. 8 and fig. 9, the intermittent type formula conveying mechanism with a fixed distance for cable core 2 includes a wheel set 21 and a conveying transmission assembly 22, the wheel set 21 is arranged at the upstream of the movable powder feeding head 123, and the wheel set 21 is connected with the conveying transmission assembly 22, the wheel set 21 conveys the cable core into the sleeve 11 when rotating, the wheel set 21 includes two conveying wheels which are oppositely arranged, the cable core is positioned between the two conveying wheels, and the two conveying wheels convey the cable core through synchronous reverse rotation, wherein:
as shown in fig. 4 and 7, the conveying transmission assembly 22 includes a wheel synchronizing circular gear 221, a pulley assembly 222, a conveying bevel gear pair 223 and a conveying driving circular gear 224, wherein the wheel synchronizing circular gear 221 is provided with a pair and is meshed with each other, the two conveying gears are respectively fixed on the wheel set 21, the pulley assembly 222 is in transmission connection between one of the wheel synchronizing circular gears 221 and one of the conveying bevel gears in the conveying bevel gear pair 223, the conveying driving circular gear 224 is fixed on the other conveying bevel gear, when the conveying driving circular gear 224 rotates, one of the conveying bevel gears is driven to rotate, the other conveying bevel gear drives the pulley assembly 222 to rotate, at the moment, the pulley assembly 222 drives one of the conveying gears to rotate, and at the moment, the conveying gears enable the other conveying gears to synchronously reversely rotate through the synchronizing circular gear 221, so that conveying of a cable core is realized.
As shown in fig. 1, 3, 4, 7, 8 and 9, the cable core powder spraying mechanism 1 further comprises a rotary transmission assembly 16, as shown in fig. 3 and 4, the rotary transmission assembly 16 is connected to the side surface of the movable powder inlet head 123, specifically, the rotary transmission assembly 16 comprises tooth grooves 161, a rotary transmission round gear 162, a rotary bevel gear pair 163 and a rotary drive round gear 164, wherein the tooth grooves 161 are arranged on the surface of the movable powder inlet head 123, the rotary transmission round gear 162 is meshed with the tooth grooves 161, at the moment, a gap is formed at the position, corresponding to the tooth grooves 161, of the movable sleeve 112a, a part of teeth of the rotary round gear penetrates through the gap to be meshed with the tooth grooves 161, one rotary bevel gear in the rotary bevel gear pair 163 is fixed with the rotary transmission round gear 162, the rotary drive round gear 164 is fixed on the other rotary bevel gear, when the rotary drive round gear 164 rotates, the other rotary bevel gear is driven to rotate, the other rotary bevel gear 162 rotates, and the rotary transmission round gear 162 is meshed with the movable powder inlet head 123 through the meshing state of the rotary drive round gear 162.
The rotary transmission assembly 16 and the conveying transmission assembly 22 can be connected to the movable end of the electric telescopic rod 4 fixed on the bedplate 5 through the transmission switching mechanism 3, wherein:
in the extending stroke of the movable end, the conveying transmission assembly 22 drives the wheel set 21 to guide the cable core into the sleeve 11 from the cable core inlet and is positioned between the nozzles of the two rows of spray pipes 122, so that the cable core is conveyed, and the fixed distance conveying effect is realized because the extending stroke of the movable end is fixed every time;
in the retraction stroke of the movable end, the transmission switching mechanism 3 drives the movable end to be matched with the rotary transmission assembly 16 in a transmission way while the movable end is separated from the conveying transmission assembly 22, and the powder spraying assembly 12 rotates in the circumferential direction of the cable core by driving the movable powder inlet head 123 to rotate.
The transmission switching mechanism 3 comprises a rack 31, a rack 32, a supporting wheel 33, a guide assembly 34 and a pressing spring 35, wherein the rack 31 is fixed on a movable end, the rack 32 is arranged on the rack 31 in a lifting manner, the pressing spring 35 is arranged between the upper surface of the rack 32 and the rack 31, the rack 32 is separated from a rotary driving round gear 164 through descending and is meshed with a conveying driving round gear 224, the supporting wheel 33 is arranged on a bedplate 5 and is used for supporting the lifted rack 32, the lifted rack 32 is meshed with the rotary driving round gear 164 in the retraction process of the movable end, in particular, a track bar 321 is arranged on the upper surface and the lower surface of the rack 32, a track groove 331 matched with the track bar 321 is arranged on the supporting wheel 33, when the supporting wheel 33 supports the rack 32, the track bars 321 are located in the track grooves 331, meanwhile, the supporting wheels 33 are provided with an upper row and a lower row corresponding to the racks 32, stability of the racks 32 is further improved, a plurality of groups of auxiliary supporting wheels 36 are further arranged below the lowest row of supporting wheels 33 and used for limiting the upper surface and the lower surface of the racks 32 by being matched with the lower row of supporting wheels 33 after the racks 32 descend, at the moment, the upper track bars 321 and the lower track bars 321 of the racks 32 respectively enter the track grooves 331 of the lowest row of supporting wheels 33 and the track grooves 331 of the auxiliary supporting wheels 36, the guide assembly 34 comprises a lifting guide plate 341 arranged on the lower surface of the racks 32 and a lifting guide wheel 342 arranged on the bedplate 5, and the lifting guide plate 341 moves to the top of the lifting guide wheel 342 so that the racks 32 are lifted to be located at the same height with the conveying driving round gear 224.
In the retraction stroke of the movable end, the lifting guide 341 lifts the height of the rack 32 by moving to the top of the lifting guide pulley 342, at this time, the pressing spring 35 is compressed, then the rack 32 enters the supporting wheel 33, is supported by the supporting wheel 33 at the lifted height, along with the continuous retraction of the movable end, the rack 32 starts to mesh with the rotary driving round gear 164, and the movable powder inlet 123 is enabled to rotate through the rotary transmission assembly 16, at this time, the movable powder inlet 123 drives the main pipe 121 and the spray pipe 122 to rotate in the circumferential direction of the cable core, after the rotary driving round gear 164 runs over the complete rack 32, the rack 32 is separated from the supporting wheel 33 and rapidly descends to the same height as the conveying driving round gear 224 under the action of self gravity and the pressing spring 35, so that the rack 32 meshes with the conveying driving round gear 224 in the next extension stroke of the movable end, at this time, the conveying transmission assembly 22 enables the wheel set 21 to drive the cable core to move, and the cable core is conveyed into the sleeve 11.
Specifically, the rising guide wheel 342 is supported on the bedplate 5 through the wheel bracket 343, wherein the wheel bracket 343 is disposed at one end of the rising guide wheel 342 and is in running fit with the rising guide wheel 342, the bottom of the wheel bracket 343 is fixed on the bedplate 5, and a torsion spring 344 is disposed between the wheel bracket 343 and the bedplate 5, when the descending rack 32 is in an extending stroke of the movable end, the rising guide wheel 341 moves along with the rack 32 and then contacts with the rising guide wheel 342 from the rear end of the extending direction of the movable end, at this time, the rising guide wheel 342 is pushed and rotated to provide a channel for the rising guide wheel 341 to pass through the rising guide wheel 342, after the rising guide wheel 341 leaves the rising guide wheel 342, the torsion spring 344 enables the rising guide wheel 342 to return to an initial state, and when the movable end retracts to the circular arc section of the rising guide wheel is in contact with the rising guide wheel 342, at this time, the rising guide wheel 342 is limited by only one-way rotation, the rising guide wheel 342 cannot rotate, the rising guide wheel 341 moves onto the rising guide wheel 342, the function of the rising guide wheel 32 is realized, at this time, the guide section is located at the front in the retracting direction of the movable end, and the end of the most trailing end is located at the position between the lifting guide wheels 32, and the lifting guide wheel 33 is kept at a certain height.
The guide components 34 are provided with two groups, which are respectively corresponding to two ends of the rack 32, the rack 32 is lifted at the same time from the two ends of the two groups of guide components 34, balance of the rack 32 is improved, at this time, two lifting guide plates 341 in the two groups of guide components 34 are distributed in a dislocation manner in the thickness direction of the rack 32, so that the telescopic directions of the two guide components at the movable end do not obstruct each other, specifically in the scheme, the lifting guide plate 341 at the front side in the extending direction of the movable end is located at the inner side of the rack 32 compared with the lifting guide plate 341 at the rear side, the outer side end of the lifting guide wheel 342 at the front side is flush with the outer surface of the lifting guide plate 341 at the front side, meanwhile, the distance between the outer side surface of the lifting guide plate 341 at the front side and the outer side of the lifting guide plate 341 is not smaller than the thickness of the lifting guide plate 341, and the rotary driving round gear 164 coincides with the conveying driving round gear 224 in the axial direction, so that when the rack 32 leaves the rotary driving round gear 164 and descends to the same height as the conveying driving round gear 224, the rack 32 is located at the front of the conveying round gear 224 in the retracting direction of the movable end, and the rack 32 can be meshed with the conveying round gear 224 when the movable end is located at the front of the conveying round gear 224.
Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art can solve the technical problem within a certain error range, substantially achieving the technical effect.
While the foregoing description illustrates and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept, either as a result of the foregoing teachings or as a result of the knowledge or skills of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.
Claims (10)
1. Talcum powder applying device for cable production, characterized by comprising:
the cable core powder spraying mechanism comprises a sleeve, wherein a powder spraying assembly is arranged in the sleeve; the powder spraying assembly comprises a main pipe which is distributed on two sides of the inner cavity of the sleeve and extends along the axial direction, spray pipes which are sequentially distributed on the inner side surface of the main pipe, and a movable powder inlet which is rotatably arranged at the upstream end of the sleeve, wherein the upstream end of the main pipe is connected with the movable powder inlet, and a cable core inlet is arranged on the movable powder inlet;
the cable core fixed-distance intermittent conveying mechanism comprises a wheel set and a conveying transmission assembly, wherein the wheel set is arranged at the upstream of the movable powder inlet head and is connected with the conveying transmission assembly;
the cable core powder spraying mechanism further comprises a rotary transmission assembly, the rotary transmission assembly is connected to the side face of the movable powder inlet head, and the rotary transmission assembly and the conveying transmission assembly can be connected to the movable end of the electric telescopic rod fixed on the bedplate through a transmission switching mechanism, wherein:
the movable end drives the wheel set to guide the cable core into the sleeve from the cable core inlet through the conveying transmission assembly in the extending stroke, and is positioned between the nozzles of the two rows of spray pipes;
the movable end is in a retraction stroke, the transmission switching mechanism enables the movable end to be separated from the conveying transmission assembly, and meanwhile, the movable end is in transmission fit with the rotary transmission assembly and enables the powder spraying assembly to rotate in the circumferential direction of the cable core by driving the movable powder inlet head to rotate.
2. The talc powder applying device for cable production according to claim 1, wherein: the installation sleeve comprises a movable sleeve and a fixed sleeve which are in running fit, wherein the movable powder inlet head is arranged in the movable sleeve, a fixed powder inlet head attached to the movable powder inlet head is arranged in the fixed sleeve, and the upstream end of the fixed powder inlet head is connected with a powder supply device through a powder supply pipeline.
3. The talc powder applying device for cable production according to claim 2, wherein: the movable powder inlet head and the fixed powder inlet head comprise an annular shell, two powder inlet cavities, a powder inlet and a powder outlet, wherein: the two powder inlet cavities are symmetrically distributed on two sides in the shell, the powder inlet and the powder outlet are arranged at two ends of the powder inlet cavities, and the powder inlet end of the main pipe is connected to the powder outlet of the movable powder inlet head.
4. A talc powder application device for cable production according to claim 3, characterized in that: the inner walls of the two sides of the powder inlet cavity are obliquely arranged in the powder inlet direction, so that for the movable powder inlet head, the powder is in a converging process when moving from the powder inlet to the powder outlet, and correspondingly fixed to the powder inlet head, and the powder is in a diffusion process when moving from the powder inlet to the powder outlet.
5. The talc powder applying device for cable production according to claim 1, wherein: the conveying transmission assembly comprises a wheel synchronous round gear, a belt pulley assembly, a conveying bevel gear pair and a conveying driving round gear, wherein the wheel synchronous round gear is provided with a pair of conveying bevel gears which are meshed with each other and respectively fixed on two conveying wheels in the wheel set, the belt pulley assembly is in transmission connection between one of the wheel synchronous round gears and one conveying bevel gear in the conveying bevel gear pair, and the conveying driving round gear is fixed on the other conveying bevel gear.
6. The talc powder applying device for cable production according to claim 5, wherein: the rotary transmission assembly comprises tooth grooves, rotary transmission round gears, rotary bevel gear pairs and rotary driving round gears, wherein the tooth grooves are formed in the surface of the movable powder inlet head, the rotary transmission round gears are meshed with the tooth grooves, one rotary bevel gear in each rotary bevel gear pair is fixed with each rotary transmission round gear, and each rotary driving round gear is fixed on the other rotary bevel gear.
7. The talc powder applying device for cable production according to claim 6, wherein: the transmission switching mechanism comprises a rack frame, a rack, a supporting wheel, a guide assembly and a pressing spring, wherein the rack frame is fixed on the movable end, the rack is arranged on the rack frame in a lifting mode, the pressing spring is arranged between the upper surface of the rack frame and the rack frame, the rack is separated from the rotary driving round gear through descending and meshed with the conveying driving round gear, the supporting wheel is arranged on the bedplate and used for supporting the rack after ascending, the rack after ascending is meshed with the rotary driving round gear in the retraction process of the movable end, the guide assembly comprises an ascending guide plate arranged on the lower surface of the rack and an ascending guide wheel arranged on the bedplate, and the lifting guide plate moves to the top of the ascending guide wheel through the ascending guide plate, so that the rack ascends to be positioned at the same height with the conveying driving round gear.
8. The talc powder applying device for cable production according to claim 7, wherein: the guide assembly is provided with two groups, which are respectively arranged corresponding to the two ends of the rack, and the rotary driving round gear and the conveying driving round gear are axially overlapped.
9. The talc powder applying device for cable production according to claim 1, wherein: the spray pipes are arranged on the corresponding main pipes at equal intervals along the length direction, two rows of spray pipes are distributed in a staggered mode in the length direction of the main pipes, and hairbrushes are arranged between two adjacent spray pipes in the same row of spray pipes.
10. The talc powder applying device for cable production according to claim 1, wherein: the outer side surface of the main pipe and the inner wall surface of the sleeve are in an arc shape in a matched mode, a powder discharge port is formed in the downstream end of the bottom of the sleeve, and spiral blades are arranged between the main pipes and used for conveying powder in the sleeve to the powder discharge port.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111203059.7A CN113963864B (en) | 2021-10-15 | 2021-10-15 | Talcum powder applying device for cable production |
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| CN202111203059.7A CN113963864B (en) | 2021-10-15 | 2021-10-15 | Talcum powder applying device for cable production |
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| CN113963864B true CN113963864B (en) | 2024-01-19 |
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| CN116237195B (en) * | 2023-02-21 | 2023-11-21 | 江苏科力达汽车零部件有限公司 | Sealing and gluing equipment for fuel cell end plate |
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| EP0003673A1 (en) * | 1978-02-08 | 1979-08-22 | Northern Telecom Limited | Powder pushing device for filling cable |
| JP2000231838A (en) * | 1999-02-12 | 2000-08-22 | Hitachi Cable Ltd | Device for coating cable surface with powder |
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