CN115490043B - Yoke unreeling machine with adjustable unreeling resistance - Google Patents
Yoke unreeling machine with adjustable unreeling resistance Download PDFInfo
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- CN115490043B CN115490043B CN202211340693.XA CN202211340693A CN115490043B CN 115490043 B CN115490043 B CN 115490043B CN 202211340693 A CN202211340693 A CN 202211340693A CN 115490043 B CN115490043 B CN 115490043B
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- unreeling
- driving
- shaft
- piece
- unreel
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- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 239000003638 chemical reducing agent Substances 0.000 claims description 26
- 238000009434 installation Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000033228 biological regulation Effects 0.000 claims 5
- 230000003827 upregulation Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 239000000463 material Substances 0.000 description 30
- 238000000034 method Methods 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 230000007306 turnover Effects 0.000 description 6
- 230000001965 increasing effect Effects 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
- B65H16/10—Arrangements for effecting positive rotation of web roll
- B65H16/103—Arrangements for effecting positive rotation of web roll in which power is applied to web-roll spindle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
- B65H16/02—Supporting web roll
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
- B65H23/1806—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in reel-to-reel type web winding and unwinding mechanism, e.g. mechanism acting on web-roll spindle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/32—Arrangements for turning or reversing webs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/17—Nature of material
- B65H2701/173—Metal
Landscapes
- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
- Unwinding Webs (AREA)
Abstract
The application relates to the field of unreeling equipment, and discloses a yoke unreeling machine with adjustable unreeling resistance, which comprises an unreeling frame and an unreeling assembly, wherein the unreeling assembly comprises a spindle box arranged on the unreeling frame, an unreeling spindle rotatably arranged on the spindle box, an unreeling reel coaxially arranged on the top of the unreeling spindle and a driven wheel coaxially arranged on the unreeling spindle; the unreeling driving assembly comprises an unreeling driving piece arranged on the unreeling frame, a driving shaft connected to the output shaft of the unreeling driving piece, a limiting piece coaxially and fixedly connected to the driving shaft, and a driving wheel sleeved on the driving shaft in a sliding way, wherein the driving wheel and the driven wheel are transmitted through a chain or a transmission belt, and the driving wheel is positioned on one side of the limiting piece far away from the unreeling driving piece; and the resistance adjusting assembly comprises an adjusting driving piece and a friction disc which is rotationally connected to an output shaft of the adjusting driving piece. The application has the effect of adjusting unreeling resistance.
Description
Technical Field
The application relates to the field of unreeling equipment, in particular to a yoke unreeling machine with adjustable unreeling resistance.
Background
The yoke is an optional component on the electromagnet and is used for enhancing the attraction force of the electromagnetic coil, closing the magnetic force lines generated by the electromagnetic coil inside and improving the efficiency of the electromagnet. Is one of the raw materials of the transformer.
In the yoke transportation and storage, the sheet yoke is generally wound into a roll and stored. When in use, the yokes of the small rolls are required to be rewound and combined into yokes of the large rolls. The current rewinding equipment mainly comprises an unreeling machine and a reeling machine, wherein the unreeling machine is divided into an active unreeling machine and a passive unreeling machine, the active unreeling machine is used for unreeling material rolls through a rotary table capable of actively rotating, and the passive unreeling machine is used for directly reeling the material rolls through the reeling machine by placing the material rolls on the rotary table capable of freely rotating.
In carrying out the present application, the inventors have found that at least the following problems exist in this technology: because the yoke iron needs to be kept in a straight state when being wound, the yoke iron can be tightly wound together, and the current unreeling machine cannot enable the material roll to be in a straight state in the unreeling process, so that the winding quality of the material roll is affected.
Disclosure of Invention
In order to control unreeling resistance in the unreeling process of a material roll, so that unreeling quality of the material roll is improved, the application provides a yoke unreeling machine capable of adjusting unreeling resistance.
The yoke unreeling machine with adjustable unreeling resistance provided by the application adopts the following technical scheme that:
The yoke unreeling machine with adjustable unreeling resistance comprises an unreeling frame and an unreeling assembly, wherein the unreeling assembly comprises a spindle box arranged on the unreeling frame, an unreeling spindle rotatably arranged on the spindle box, an unreeling reel coaxially arranged on the top of the unreeling spindle and a driven wheel coaxially arranged on the unreeling spindle;
The unreeling driving assembly comprises an unreeling driving piece arranged on the unreeling frame, a driving shaft connected to an output shaft of the unreeling driving piece, a limiting piece coaxially and fixedly connected to the driving shaft and a driving wheel sleeved on the driving shaft in a sliding way, the driving shaft is arranged in parallel with the unreeling main shaft, the driving wheel and the driven wheel are transmitted through a chain or a transmission belt, and the driving wheel is positioned on one side, far away from the unreeling driving piece, of the limiting piece;
The resistance adjusting assembly comprises an adjusting driving piece arranged on the unreeling driving piece and a friction disc rotationally connected to the adjusting driving piece, the adjusting driving piece is used for driving the friction disc to axially slide along the unreeling main shaft, and the friction disc is located on one side, away from the limiting piece, of the driving wheel.
Through adopting above-mentioned technical scheme, when the material is rolled up and is started unreeling, adjust driving piece drive friction disc conflict action wheel, make the action wheel compress tightly on spacing piece, produce frictional force between action wheel and the spacing piece this moment, realize the power transmission between action wheel and the driving shaft, after unreeling driving piece work, power is passed through the action wheel and is transmitted to unreel on the main shaft to drive unreel reel rotates, realize initiative unreeling.
After fixing the tip of material book on the rolling machine, unreel the driving piece and lock this moment, adjust the driving piece simultaneously and remove the effort to the friction disc, make the action wheel be in empty cover at epaxial state of driving, adjust the power that the friction disc contradicted spacing piece as required again, there is certain frictional force between action wheel and the spacing piece this moment to increase the rotation resistance of driving shaft, finally increase the rotation resistance of unreeling the dish, make the material book be in the state of stretching straight at the rolling in-process, reach the effect that promotes collection quality.
In addition, the output force of the adjusting driving piece is controlled, so that the friction force between the driving wheel and the limiting piece is adjusted steplessly, and the rewinding machine is suitable for rewinding of different materials.
Optionally, unreeling driving piece includes brake motor and connects at the epaxial speed reducer of brake motor, the driving shaft with the coaxial setting of output shaft of speed reducer, it is in to adjust driving piece setting the speed reducer is kept away from one side of driving shaft, it is the cylinder to adjust driving piece, the piston rod slip of cylinder wears to establish the speed reducer with the driving shaft, and extends the driving shaft, the friction disc with the piston rod of cylinder is connected.
Through adopting above-mentioned technical scheme, can realize the moment of torsion of brake motor through the speed reducer and enlarge, the reel rotates is put in convenient drive, and when brake motor locking, the speed reducer further promotes the effect of locking simultaneously. The piston rod of the adjusting driving piece is slidably penetrated through the driving shaft, the motion of the friction disc is guided and limited through the matching of the piston rod of the adjusting driving piece and the driving shaft, and meanwhile, the whole equipment structure is more compact.
Optionally, the coaxial fixed installation axle that is provided with in the driving shaft, the installation epaxial one end that is close to the speed reducer is provided with the installation section that the diameter is greater than its body, the spacing piece sets up on the installation section, the action wheel rotates the cover and establishes on the installation section, the friction disc is located the action wheel is kept away from one side of speed reducer, it is equipped with the cover to rotate the cover on the piston rod of adjusting the driving piece, the cover that compresses tightly is close to one side of friction disc with the friction disc is connected.
Through adopting above-mentioned technical scheme, connect the friction disc on rotatable compressing tightly the cover to drive the friction disc through compressing tightly the cover and compress tightly the action wheel, the bigger middle part that compresses tightly the friction disc of compressing tightly the cover of diameter makes the action wheel pressurized more even, promotes the stability of friction disc work.
Optionally, a revolving bearing is sleeved on the piston rod of the adjusting driving member, the pressing sleeve is sleeved on the outer ring of the revolving bearing, and the end part of the piston rod of the adjusting driving member penetrates through the pressing sleeve and is detachably connected with a limiting block.
Through adopting above-mentioned technical scheme, the slewing bearing makes the cover that compresses tightly rotate more smoothly to compress tightly the cover and carry out spacingly through the stopper, reduce the stopper and break away from the possibility of adjusting the driving piece piston rod.
Optionally, the top of unreeling main shaft extremely unreel the reel top, unreel the top slip cap of main shaft and be equipped with the tensioning telescopic shaft, there is the tensioning telescopic shaft to follow unreel main shaft axis slip, unreel around on the reel unreel the reel axis direction is provided with a plurality of conflict board, conflict board perpendicular to unreel the reel, conflict board with unreel reel sliding fit, conflict board is followed unreel the reel radial slip, conflict board with the articulated push rod that has between the tensioning telescopic shaft.
Through adopting above-mentioned technical scheme, when unreeling machine material loading, establish the cover is rolled up to the material and is being contradicted the board outside at a plurality of, then drive the push rod motion through gliding tensioning telescopic shaft, make the conflict board along unreeling reel radial slip at the in-process of push rod motion to the inner circle of contradicting the material and rolling up realizes the fixed to the material and rolls up.
Optionally, the reel corresponds every the tip of conflict board all is provided with logical groove, the conflict board is close to the tip of reel is provided with and runs through the extension board of logical groove, it is provided with two spacing wheels to rotate on the extension board, the reel is located two between the spacing wheel, spacing wheel with the reel is contradicted.
Through adopting above-mentioned technical scheme, two spacing wheels are to holding the reel to make the conflict board can only follow the reel radial slip of putting, play and carry out spacing effect to the conflict board, conveniently fix a position the material reel.
Optionally, be provided with plane bearing on the headstock, be provided with the supporting disk on the plane bearing, put the reel with be provided with a plurality of supporting ribs between the supporting disk, be close to the headstock spacing wheel with the supporting disk is contradicted.
Through adopting above-mentioned technical scheme, plane bearing makes the supporting disk rotate more smooth and easy, utilizes the supporting disk to play the effect that supports to putting the reel, makes putting the reel work more stable.
Optionally, the headstock rotates and sets up on unreeling the frame, the axis of rotation level of headstock sets up, unreel the drive assembly setting and be in on the headstock, be provided with the connection otic placode on the headstock, unreel and hinge on the frame and have the upset cylinder, the cylinder body of upset cylinder with unreel the frame and hinge, the piston rod of upset cylinder with the connection otic placode hinges.
Through adopting above-mentioned technical scheme, drive the headstock when the piston rod of upset cylinder stretches out and draws back and rotate to make whole headstock together with unreel the synchronous upset of reel, unreel the main shaft upset to the horizontality time, conveniently utilize fork truck to hang the material roll in the conflict board outside, then utilize the conflict board to carry out spacingly to the material roll, the headstock resets, thereby the material loading of convenient unreeling machine.
In summary, the present application includes at least one of the following beneficial technical effects:
1. When the material roll starts to be unreeled, the adjusting driving piece drives the friction disc to abut against the driving shaft, so that the driving wheel is tightly pressed on the limiting piece, power transmission between the driving wheel and the driving shaft is realized, and when the unreeling driving piece works, power is transmitted to the unreeling main shaft through the driving wheel, so that the unreeling disc is driven to rotate, and active unreeling is realized;
After the end part of the material roll is fixed on a winding machine, the unwinding driving part is locked at the moment, and meanwhile, the driving part is adjusted to release the driving force of the friction disc, so that the driving wheel is in a state of being sleeved on the driving shaft, the force of the friction disc against the limiting piece is adjusted according to the requirement, and a certain friction force exists between the driving wheel and the limiting piece, so that the rotation resistance of the driving shaft is increased, the rotation resistance of the unwinding disc is finally increased, the material roll is in a stretched state in the winding process, and the collection quality is improved;
In addition, the output force of the adjusting driving piece is controlled, so that the friction force between the driving wheel and the limiting piece is adjusted steplessly, and the rewinding machine is suitable for different material rolls;
2. The torque of the brake motor can be amplified through the speed reducer, the reel can be conveniently driven to rotate, and meanwhile, the speed reducer further improves the locking effect when the brake motor is locked. The piston rod of the adjusting driving piece is slidably arranged on the driving shaft in a penetrating manner, and the motion of the friction disc is guided and limited through the matching of the piston rod of the adjusting driving piece and the driving shaft, so that the whole equipment structure is more compact;
3. when the piston rod of the overturning cylinder stretches out and draws back, the main shaft box is driven to rotate, so that the whole main shaft box and the unreeling disc synchronously overturn, when the unreeling main shaft overturns to a horizontal state, the material is conveniently hung outside the abutting plate by using a forklift, and then the material is limited by using the abutting plate, and the main shaft box is reset, so that the feeding of the unreeling machine is facilitated.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present application.
Fig. 2 is a schematic diagram of an embodiment of the present application showing the structure of an unreeling assembly.
FIG. 3 is a schematic diagram of an embodiment of the present application showing the configuration of an unwind drive assembly.
FIG. 4 is a schematic illustration of a resistance adjustment assembly configuration embodying an embodiment of the present application.
Reference numerals illustrate:
1. Unreeling rack; 11. a turnover cylinder; 2. unreeling the assembly; 21. a spindle box; 211. connecting an ear plate; 22. unreeling the main shaft; 23. placing a reel; 231. a through groove; 24. driven wheel; 3. unreeling the driving assembly; 31. unreeling the driving piece; 311. a brake motor; 312. a speed reducer; 32. a driving shaft; 321. a mounting shaft; 322. a mounting section; 33. a limiting piece; 34. a driving wheel; 4. a resistance adjustment assembly; 41. adjusting the driving member; 411. a compacting sleeve; 412. a slewing bearing; 413. a limiting block; 42. a friction plate; 51. tensioning the telescopic shaft; 52. a contact plate; 521. an extension plate; 522. a limiting wheel; 53. a push rod; 54. t-shaped screw rod; 541. a screw rod body; 542. a nut block; 61. a planar bearing; 62. a support plate; 63. and supporting the edges.
Detailed Description
The application is described in further detail below with reference to fig. 1-4.
The embodiment of the application discloses a yoke unreeling machine capable of adjusting unreeling resistance. Referring to fig. 1, an unwinding machine for yoke iron with adjustable unwinding resistance comprises an unwinding frame 1, an unwinding assembly 2, an unwinding driving assembly 3 and a resistance adjusting assembly 4, wherein the unwinding assembly 2, the unwinding driving assembly 3 and the resistance adjusting assembly 4 are arranged on the unwinding frame 1, and a material roll to be unwound is placed on the unwinding assembly 2.
Referring to fig. 1 and 2, the unreeling assembly 2 includes a spindle box 21, an unreeling spindle 22, an unreeling reel 23 and a driven wheel 24, the spindle box 21 is arranged on the unreeling frame 1, the unreeling spindle 22 is rotatably arranged inside the spindle box 21, a plane bearing 61 is arranged on the spindle box 21, an inner ring of the plane bearing 61 is fixedly connected with the spindle box 21, the top end of the unreeling spindle 22 extends out of the spindle box 21, and the driven wheel 24 is coaxially and fixedly sleeved outside the unreeling spindle 22. The unreeling spindle 22 is coaxially and fixedly connected with a supporting disc 62, the outer ring of the plane bearing 61 is fixedly connected with the supporting disc 62, the unreeling disc 23 is coaxially and fixedly connected with the outside of the unreeling spindle 22, and a plurality of supporting ribs 63 are fixedly arranged between the unreeling disc 23 and the supporting disc 62. The coil is sleeved outside the unreeling spindle 22 during unreeling.
Referring to fig. 3 and 4, the unreeling driving assembly 3 includes an unreeling driving member 31, a driving shaft 32, a limiting plate 33 and a driving wheel 34, the unreeling driving member 31 includes a brake motor 311 and a speed reducer 312, the speed reducer 312 is fixedly connected to one side of the spindle box 21, the brake motor 311 is fixedly connected to the speed reducer 312, a motor shaft of the brake motor 311 is connected to an input shaft of the speed reducer 312, an output shaft of the speed reducer 312 is parallel to the unreeling main shaft 22, and the driving shaft 32 is coaxially and fixedly connected to an output shaft of the speed reducer 312.
Referring to fig. 3 and 4, a mounting shaft 321 is coaxially and fixedly arranged on the driving shaft 32, a mounting section 322 with a diameter larger than that of the body of the driving shaft is integrally formed at one end, close to the speed reducer 312, of the mounting shaft 321, a limiting piece 33 is integrally formed on the mounting section 322, a driving wheel 34 is sleeved on the mounting section 322 in an empty mode, the driving wheel 34 is located at one side, far away from the speed reducer 312, of the limiting piece 33, and the driving wheel 34 and the driven wheel 24 are driven by a chain or a transmission belt.
Referring to fig. 3 and 4, the resistance adjusting unit 4 includes an adjusting driving member 41 and a friction plate 42, the adjusting driving member 41 is fixedly disposed on one side of the speed reducer 312 far away from the driving shaft 32, the adjusting driving member 41 is an air cylinder, a piston rod of the air cylinder slides through the speed reducer 312 and the driving shaft 32 and extends out of the driving shaft 32, and a limiting block 413 is in threaded connection with an end portion of the piston rod of the adjusting driving member 41. The piston rod of the adjusting driving member 41 is sleeved with a rotary bearing 412, the inner ring of the rotary bearing 412 is connected with the piston rod of the adjusting driving member 41, the outer ring of the rotary bearing 412 is fixedly sleeved with a pressing sleeve 411, and the friction disc 42 is positioned on one side of the pressing sleeve 411, which is close to the limiting piece 33, and is fixedly connected with the pressing sleeve 411.
Referring to fig. 3 and 4, when the roll starts to be unreeled, the friction disc 42 is pressed against the driving wheel 34 by adjusting the piston rod of the driving member 41 to contract, and the driving wheel 34 is pressed against the limiting piece 33, so that power transmission between the driving wheel 34 and the driving shaft 32 is realized. When the brake motor 311 works, the unreeling main shaft 22 is rotated through chain transmission, so that the unreeling reel 23 is driven to rotate, and active unreeling is realized.
Referring to fig. 3 and 4, in the unreeling process, the brake motor 311 stops working, and the contraction pressure of the piston rod of the adjusting driving member 41 is adjusted according to the requirement, so that a certain friction force is generated between the driving wheel 34 and the limiting plate 33, thereby increasing the rotation resistance of the driving shaft 32, and finally increasing the rotation resistance of the unreeling disc 23, so that the material roll is in a straightened state in the reeling process.
Referring to fig. 3, in order to position a coil during unreeling, a tensioning telescopic shaft 51 is slidably sleeved at the top end of the unreeling spindle 22, a T-shaped screw 54 is provided at the top end of the unreeling spindle 22, the T-shaped screw 54 comprises a screw body 541 rotatably connected to the unreeling spindle 22 and a nut block 542 fixedly connected to the top end of the tensioning telescopic shaft 51, and when the screw body 541 rotates, the tensioning telescopic shaft 51 axially slides along the unreeling spindle 22.
Referring to fig. 2 and 3, a plurality of interference plates 52 are disposed on the reel 23 around the axis of the reel 23, in this embodiment, four interference plates 52 are exemplified as arc plates, the arc center coincides with the axis of the reel 23, and the interference plates 52 are perpendicular to the reel 23. The end of the unreeling disc 23 corresponding to each of the interference plates 52 is provided with a through groove 231, one end of each interference plate 52 close to the through groove 231 is fixedly connected with two extension plates 521, the extension plates 521 penetrate through the through grooves 231, one sides, away from each other, of the two extension plates 521 are rotatably provided with two limiting wheels 522, the unreeling disc 23 is located between the two limiting wheels 522, the limiting wheels 522 are in interference with the unreeling disc 23, and the limiting wheels 522 close to the spindle box 21 are in interference with the supporting discs 62.
Referring to fig. 3, two push rods 53 are hinged between each of the abutting plates 52 and the tensioning telescopic shaft 51, the push rods 53 are obliquely arranged, and when the tensioning telescopic shaft 51 slides, the abutting plates 52 are driven by the push rods 53 to slide along the radial direction of the unreeling spindle 22, so that the inner rings of the material rolls are abutted.
Referring to fig. 1, in order to facilitate the feeding of the roll, a spindle box 21 is rotatably provided at one side of the unreeling frame 1, the rotation axis of the spindle box 21 is horizontally provided, a connection lug plate 211 is fixedly connected to one side of the spindle box 21, and the connection lug plate 211 extends to the lower side of the spindle box 21. The unreeling frame 1 is provided with a turnover cylinder 11, the cylinder body of the turnover cylinder 11 is hinged with the unreeling frame 1, and the piston rod of the turnover cylinder 11 is hinged with a connecting lug plate 211. When the piston rod of the turnover cylinder 11 stretches out and draws back, the whole main spindle box 21 can be driven to turn over, when the unreeling main spindle 22 rotates to a horizontal state, the material is conveniently hung outside the abutting plate 52 through a forklift, and the step of lifting is omitted.
The implementation principle of the yoke unreeling machine with the adjustable unreeling resistance provided by the embodiment of the application is as follows: when the coil starts to unreel, the piston rod of the adjusting driving piece 41 contracts to drive the friction disc 42 to tightly press against the driving shaft 32, so that the driving wheel 34 is pressed on the limiting piece 33, power transmission between the driving wheel 34 and the driving shaft 32 is realized, then the driving shaft 32 is driven to rotate by the brake motor 311, and the unreeling main shaft 22 is driven to rotate by chain transmission, so that active unreeling is realized.
After the end of the coil is unreeled for a certain length, the end of the coil is fixed on the winding machine, the brake motor 311 is controlled to be locked, and meanwhile, the piston rod of the driving piece 41 is regulated to reset, so that the driving wheel 34 is in an empty sleeve state. And then the piston rod of the driving piece 41 is regulated to shrink, the force of the friction disc 42 against the limiting piece 33 is regulated according to the requirement, so that a certain friction force exists between the driving wheel 34 and the limiting piece 33, the rotation resistance of the driving shaft 32 is increased, and finally the rotation resistance of the unreeling disc 23 is regulated steplessly, so that the material roll is always in a straightened state in the reeling process.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (5)
1. The utility model provides an adjustable unreeling resistance's yoke unreels machine, includes unreels frame, its characterized in that: the unreeling assembly comprises a main shaft box arranged on the unreeling frame, an unreeling main shaft rotatably arranged on the main shaft box, an unreeling disc coaxially arranged on the top of the unreeling main shaft and a driven wheel coaxially arranged on the unreeling main shaft;
The unreeling driving assembly comprises an unreeling driving piece arranged on the unreeling frame, a driving shaft connected to an output shaft of the unreeling driving piece, a limiting piece coaxially and fixedly connected to the driving shaft and a driving wheel sleeved on the driving shaft in a sliding way, the driving shaft is arranged in parallel with the unreeling main shaft, the driving wheel and the driven wheel are transmitted through a chain or a transmission belt, and the driving wheel is positioned on one side, far away from the unreeling driving piece, of the limiting piece;
Still include resistance adjustment subassembly, resistance adjustment subassembly is including setting up regulation driving piece on the unwinding driving piece and the friction disc of swivelling joint on the regulation driving piece, the regulation driving piece is used for the drive the friction disc is followed unreel main shaft axial slip, the friction disc is located the action wheel is kept away from one side of spacing piece, the unwinding driving piece includes brake motor and connects at brake motor epaxial speed reducer, the driving shaft with the coaxial setting of output shaft of speed reducer, the regulation driving piece sets up the speed reducer is kept away from one side of driving shaft, the regulation driving piece is the cylinder, the piston rod slip of cylinder wears to establish the speed reducer with the driving shaft extends the driving shaft, the friction disc with the piston rod of cylinder is connected, coaxial fixed is provided with the installation axle on the driving shaft, the one end that is close to the speed reducer is provided with the diameter and is greater than its body, the spacing piece sets up on the installation section, the action wheel rotation cover is established on the installation section, the friction disc is located the driving piece is kept away from one side of the driving shaft is equipped with the piston rod slip cap is equipped with the regulation sleeve, the piston rod is equipped with the piston rod is close to the piston rod of adjusting sleeve is equipped with the piston rod and compresses tightly the sleeve.
2. The adjustable unwind resistance yoke unwinder as defined in claim 1, characterized in that: the top of unreeling main shaft extremely unreel the reel top, unreel the top slip cap of main shaft and be equipped with the tensioning telescopic shaft, there is the tensioning telescopic shaft to follow unreel main shaft axis slip, unreel around on the reel unreel the reel axis direction and be provided with a plurality of conflict board, conflict board perpendicular to unreel the reel, conflict board with unreel reel sliding fit, conflict board is followed unreel the reel radial slip, conflict board with the articulated push rod that has between the tensioning telescopic shaft.
3. The adjustable unwind resistance yoke unwinder as defined in claim 2, characterized in that: the reel is provided with a through groove corresponding to each end of the supporting plate, the end, close to the reel, of the supporting plate is provided with an extending plate penetrating through the through groove, two limiting wheels are rotatably arranged on the extending plate, the reel is located between the two limiting wheels, and the limiting wheels are in supporting contact with the reel.
4. A yoke unreeling machine with adjustable unreeling resistance according to claim 3, wherein: the novel automatic feeding device is characterized in that a plane bearing is arranged on the spindle box, a supporting disc is arranged on the plane bearing, a plurality of supporting ribs are arranged between the feeding disc and the supporting disc, and the limiting wheels close to the spindle box are in interference with the supporting disc.
5. The adjustable unwind resistance yoke unwinder as defined in claim 1, characterized in that: the main shaft box rotates to be set up on the unreeling frame, the axis of rotation level of main shaft box sets up, unreel drive assembly sets up on the main shaft box, be provided with the engaging lug board on the main shaft box, it has the upset cylinder to unreel to articulate on the frame, the cylinder body of upset cylinder with unreel the frame articulates, the piston rod of upset cylinder with the engaging lug board articulates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211340693.XA CN115490043B (en) | 2022-10-29 | 2022-10-29 | Yoke unreeling machine with adjustable unreeling resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211340693.XA CN115490043B (en) | 2022-10-29 | 2022-10-29 | Yoke unreeling machine with adjustable unreeling resistance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115490043A CN115490043A (en) | 2022-12-20 |
| CN115490043B true CN115490043B (en) | 2024-08-02 |
Family
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Family Applications (1)
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| CN202211340693.XA Active CN115490043B (en) | 2022-10-29 | 2022-10-29 | Yoke unreeling machine with adjustable unreeling resistance |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205169928U (en) * | 2015-11-26 | 2016-04-20 | 浙江华顺金属材料有限公司 | Steel band is unpowered to unreel damping and subtracts speed adjusting festival device |
| CN205652881U (en) * | 2016-05-30 | 2016-10-19 | 河北旺川钢结构有限公司 | Steel strip coil discharging frame for producing C-shaped steel |
| CN206580341U (en) * | 2016-11-29 | 2017-10-24 | 浙江双林机械股份有限公司 | It is a kind of to unreel disk for RTP wrapping machines |
| CN212639326U (en) * | 2020-06-17 | 2021-03-02 | 福建连众智惠实业有限公司 | Winding mechanism of sheet machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2122052A5 (en) * | 1971-01-15 | 1972-08-25 | Godderidge Jean | |
| JP3422078B2 (en) * | 1994-06-23 | 2003-06-30 | 三菱電機株式会社 | Decelerator |
| DE4437147C1 (en) * | 1994-10-18 | 1996-05-23 | Koenig & Bauer Albert Ag | Device for unwinding a web |
| JP2003139267A (en) * | 2001-10-31 | 2003-05-14 | Seibu Electric & Mach Co Ltd | Load body driving device |
| CN2824110Y (en) * | 2005-09-06 | 2006-10-04 | 马鞍山开普瑞尔机电设备制造有限公司 | Constant force moment cable reel |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205169928U (en) * | 2015-11-26 | 2016-04-20 | 浙江华顺金属材料有限公司 | Steel band is unpowered to unreel damping and subtracts speed adjusting festival device |
| CN205652881U (en) * | 2016-05-30 | 2016-10-19 | 河北旺川钢结构有限公司 | Steel strip coil discharging frame for producing C-shaped steel |
| CN206580341U (en) * | 2016-11-29 | 2017-10-24 | 浙江双林机械股份有限公司 | It is a kind of to unreel disk for RTP wrapping machines |
| CN212639326U (en) * | 2020-06-17 | 2021-03-02 | 福建连众智惠实业有限公司 | Winding mechanism of sheet machine |
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| Publication number | Publication date |
|---|---|
| CN115490043A (en) | 2022-12-20 |
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