CN210489755U - Winding needle mechanism and winding equipment - Google Patents
Winding needle mechanism and winding equipment Download PDFInfo
- Publication number
- CN210489755U CN210489755U CN201921789704.6U CN201921789704U CN210489755U CN 210489755 U CN210489755 U CN 210489755U CN 201921789704 U CN201921789704 U CN 201921789704U CN 210489755 U CN210489755 U CN 210489755U
- Authority
- CN
- China
- Prior art keywords
- winding
- needle
- floating block
- winding needle
- block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a roll up needle mechanism and coiling equipment, wherein, roll up needle mechanism and include: the winding needle assembly comprises a first winding needle and a second winding needle, the first winding needle and the second winding needle are oppositely arranged and are spliced in the radial direction to form the winding needle assembly, and a slit for clamping a winding material is formed between the first winding needle and the second winding needle; the outer side of at least one of the first winding needle and the second winding needle is provided with a floating block, the floating block can move radially relative to the winding needle, and the outer side face, far away from the winding needle, of the floating block is used for winding a winding material; and the adjusting assembly is connected with the floating block and the winding needle and is used for adjusting the distance between the floating block and the winding needle. The utility model discloses a be provided with the slider in the outside of rolling up the needle, be connected with adjusting part between slider and the book needle, utilize adjusting part can adjust the slider and roll up the distance between the needle to can adjust the girth that is used for coiling the coiling face of coiling material, with the coiling material of adaptation different thickness.
Description
Technical Field
The utility model relates to a battery automation equipment technical field specifically is a roll up needle mechanism and winding apparatus.
Background
In the process of preparing the battery core, a winding needle mechanism of a winding device is generally adopted to wind winding materials such as pole pieces, diaphragms and the like to form the battery core. At present, the problem of electrode lug dislocation easily occurs in a wound battery cell, and the electrode lug dislocation is determined by the thicknesses of a pole piece and a diaphragm. The pole lug is arranged on one side of the pole piece at intervals along the length direction of the pole piece, and when the thickness of supplied materials is larger or smaller, the supplied materials are wound on the winding needle mechanism, so that the corresponding increase or decrease of the circumference of the winding needle mechanism is realized, and the dislocation of the pole lug is caused. And at present, the thickness of supplied materials cannot be guaranteed to be completely consistent, and the problem of electrode lug dislocation is difficult to solve.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a roll up needle mechanism and coiling equipment to the technical problem of utmost point ear dislocation appears in the electric core of rolling up needle mechanism coiling among the solution prior art.
In order to solve the above technical problem, an embodiment of the present invention adopts a technical solution that: a needle winding mechanism comprises a first winding needle and a second winding needle, wherein the first winding needle and the second winding needle are oppositely arranged and are spliced together in the radial direction to form the needle winding assembly, and a slit for clamping a wound material is formed between the first winding needle and the second winding needle;
the outer side of at least one of the first winding needle and the second winding needle is provided with the floating block, the floating block can move radially relative to the winding needle, and the outer side face, far away from the winding needle, of the floating block is used for winding a winding material;
and the adjusting assembly is connected with the floating block and the winding needle and is used for adjusting the distance between the floating block and the winding needle.
In a specific embodiment, the outer side surface of the first winding pin and/or the second winding pin is provided with a mounting groove, and the floating block is arranged in the mounting groove.
In a particular embodiment, the adjustment assembly comprises:
the fixing block is connected with the winding needle, at least part of the floating block extends into a clamping groove formed by the fixing block and the winding needle, an adjusting gap exists between the floating block and the fixing block, a first threaded hole and a second threaded hole are respectively formed in the positions, corresponding to the fixing block and the floating block, of the fixing block, a first internal thread is formed in the first threaded hole, and a second internal thread is formed in the second threaded hole;
the adjusting screw rod, adjusting screw rod's surface includes first external screw thread and second external screw thread, first external screw thread with first female connection, the second external screw thread with second female connection.
In a specific embodiment, the first internal thread and the second internal thread have the same thread direction, and the thread pitch of the first internal thread and the thread pitch of the second internal thread are different.
In a specific embodiment, an elastic element is clamped between the fixed block and the floating block.
In a specific embodiment, the method further comprises:
a detection device for detecting the thickness of the winding material;
the locking device is used for driving the adjusting screw rod to rotate;
and the control device is connected with the detection device and the locking device and is used for receiving the detection information of the detection device and then controlling the locking device to drive the adjusting screw to move.
In one embodiment, the locking device comprises:
a screwdriver;
the driving end of the rotary driving piece is in transmission connection with the screwdriver and can drive the screwdriver to rotate;
the driving end of the movable driving piece is in transmission connection with the screwdriver, and the screwdriver can be driven to move to be connected with the adjusting screw rod, so that the rotary driving piece drives the screwdriver to drive the adjusting screw rod to rotate.
In a particular embodiment, the adjustment assembly comprises:
the fixed block is connected with the winding needle, at least part of the floating block extends into a clamping groove formed by the fixed block and the winding needle, an adjusting gap exists between the floating block and the fixed block, an elastic element is clamped between the fixed block and the floating block, and the elastic element applies a first acting force towards the winding needle to the floating block;
the air bag is clamped between the floating block and the winding needle;
when the air bag is inflated, the air bag expands to apply a second acting force far away from the rolling needle to the floating block, and the second acting force is larger than the first acting force so that the floating block moves a certain distance far away from the rolling needle.
In a specific embodiment, the method further comprises:
a detection device for detecting the thickness of the winding material;
the inflation and deflation device is connected with the air bag and is used for inflating and deflating the air bag;
and the control device is connected with the detection device and the inflation and deflation device and is used for receiving the detection information of the detection device and then controlling the inflation and deflation device to inflate and deflate the air bag.
In order to solve the above technical problem, the embodiment of the present invention adopts another technical solution: a winding apparatus comprising the winding needle mechanism according to any of the above embodiments, the winding needle mechanism being configured to wind the winding material to form a battery cell.
The utility model has the advantages that:
compare in prior art, use the technical scheme of the utility model, be provided with the slider through the outside at rolling up the needle, be connected with adjusting part between slider and rolling up the needle, utilize adjusting part can adjust the slider and roll up the distance between the needle to can adjust the week length that is used for coiling the face of coiling material. When the detection device detects the thickness of the winding material, the external device can be controlled to drive the adjusting assembly to automatically adjust the distance between the floating block and the winding needle, so that the circumference of the winding surface is correspondingly increased or decreased to adapt to winding materials with different thicknesses. When the thickness of the winding material is larger, the distance between the floating block and the winding needle can be adjusted to be smaller, so that the circumference of the winding surface is reduced; when the thickness of the winding material is small, the distance between the slider and the winding pin can be adjusted large, so that the circumference of the winding surface becomes large. Therefore, the position accuracy of the pole lug can be ensured, and the phenomenon of pole lug dislocation is prevented.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
fig. 1 is a schematic cross-sectional view of a needle winding mechanism according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the structure within circle A of FIG. 1;
fig. 3 is a schematic cross-sectional view of a needle winding mechanism according to another embodiment of the present invention.
Detailed Description
For further explanation of the principles and structure of the present invention, reference will now be made in detail to the embodiments of the present invention, which are illustrated in the accompanying drawings. In addition, the following preferred embodiments are only some examples of the present invention, and not all examples. Based on the embodiments in the present invention, other embodiments obtained by a person of ordinary skill in the art without creative work all belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model provides a roll up needle mechanism, include: a winding needle assembly, a slider and an adjustment assembly. The winding needle assembly comprises a first winding needle 1 and a second winding needle 2, the first winding needle 1 and the second winding needle 2 are oppositely arranged and spliced along the radial direction to form the winding needle assembly, and a slit for clamping a winding material is formed between the first winding needle 1 and the second winding needle 2. The outside of at least one of the first winding needle 1 and the second winding needle 2 is provided with a slider which can move radially relative to the winding needle, and the slider is far away from the outside of the winding needle and is used for winding the winding material. The adjusting component is connected with the floating block and the winding needle and used for adjusting the distance between the floating block and the winding needle.
It should be noted that, in the description of the present invention, the winding needle refers to the one in which the outer side is provided with the slider in the first winding needle 1 and the second winding needle 2, if the outer side of the first winding needle 1 is provided with the slider, then the winding needle refers to the first winding needle 1, if the outer side of the second winding needle 2 is provided with the slider, then the winding needle refers to the second winding needle 2, if the outer sides of the first winding needle 1 and the second winding needle 2 are both provided with the slider, then the winding needle refers to the first winding needle 1 and the second winding needle.
Specifically, the number of the sliders is at least one, and the sliders may be disposed only outside the first winding needle 1, or may be disposed only outside the second winding needle 2, and preferably, may be disposed both outside the first winding needle 1 and the second winding needle 2. In the present embodiment, the slider includes a first slider 3 and a second slider 4, the first slider 3 is disposed outside the first winding pin 1 and is capable of moving radially with respect to the first winding pin 1, and the second slider 4 is disposed outside the second winding pin 2 and is capable of moving radially with respect to the second winding pin 2. The outer side surfaces of the first floating block 3, which are far away from the first winding needle 1, and the outer side surfaces of the second floating block 4, which are far away from the second winding needle 2, are both cambered surfaces, the outer side surfaces of the two floating blocks are spliced to form a winding surface for winding a winding material, and the winding surface can be circular or elliptical. When the number of the sliders is one, for example, only the outer side of the first winding pin 1 is provided with the first slider 3, the outer side surface of the first slider 3 and the outer side surface of the second winding pin 2 are joined to form the winding surface. The first floating block 3 is connected with the first winding pin 1 in an adjustable mode through an adjusting assembly, the second floating block 4 is connected with the second winding pin 2 in an adjustable mode through the adjusting assembly, and the adjusting assembly can adjust the distance between the first floating block 3 and the first winding pin 1 and the distance between the second floating block 4 and the second winding pin 2, so that the circumference of a winding surface can be adjusted. When the thickness of the winding material is larger or smaller, the circumference of the winding surface is adjusted to be smaller or larger, so that the position accuracy of the pole lug can be ensured, and the phenomenon of pole lug dislocation is prevented.
By applying the technical scheme of the embodiment, the floating block is arranged on the outer side of the winding needle, the adjusting assembly is connected between the floating block and the winding needle, and the distance between the floating block and the winding needle can be adjusted by the adjusting assembly, so that the circumference of the winding surface for winding the winding material can be adjusted. When the detection device detects the thickness of the winding material, the external device can be controlled to drive the adjusting assembly to automatically adjust the distance between the floating block and the winding needle, so that the circumference of the winding surface is correspondingly increased or decreased to adapt to winding materials with different thicknesses. When the thickness of the winding material is larger, the distance between the floating block and the winding needle can be adjusted to be smaller, so that the circumference of the winding surface is reduced; when the thickness of the winding material is small, the distance between the slider and the winding pin can be adjusted large, so that the circumference of the winding surface becomes large. Therefore, the position accuracy of the pole lug can be ensured, and the phenomenon of pole lug dislocation is prevented.
In one embodiment, the outer side surface of the first winding needle 1 and/or the second winding needle 2 is provided with a mounting groove, and a floating block is arranged in the mounting groove. Specifically, as shown in fig. 1 and 3, the outer side surfaces of the first winding pin 1 and the second winding pin 2 are respectively provided with a mounting groove, and the first floating block 3 and the second floating block 4 are respectively accommodated in the corresponding mounting grooves, so that the outer side surface of the first floating block 3 is approximately flush with the outer side surface of the first winding pin 1, and the outer side surface of the second floating block 4 is approximately flush with the outer side surface of the second winding pin 2, thereby making the overall structure of the winding pin mechanism more compact.
In one embodiment, as shown in fig. 1-2, the adjustment assembly includes a fixed block 5 and an adjustment screw 6. Fixed block 5 and book needle are connected, and at least part of slider stretches into in the draw-in groove that fixed block 5 and book needle formed and there is regulation clearance 53 between slider and the fixed block 5, and the position that fixed block 5 and slider correspond is provided with first screw hole 51 and second screw hole 31 respectively, has first internal thread in the first screw hole 51, has the second internal thread in the second screw hole 31. The outer surface of the adjusting screw 6 comprises a first external thread 61 and a second external thread 62, the first external thread 61 being connected to the first internal thread, and the second external thread 62 being connected to the second internal thread. Preferably, the first internal thread and the second internal thread have the same thread direction, and the thread pitch of the first internal thread and the thread pitch of the second internal thread are different. By arranging the adjusting screw 6 to be respectively in threaded connection with the fixed block 5 and the floating block, and by utilizing the first external thread 51 and the second external thread 31 which are different in two thread pitches and are arranged on the outer surface of the adjusting screw 6, when the adjusting screw 6 rotates for one circle, a certain difference exists between the moving distance of the adjusting screw 6 relative to the fixed block 5 towards the direction far away from the winding needle or the moving distance towards the direction close to the winding needle and the moving distance of the floating block relative to the adjusting screw 6 towards the direction close to the winding needle or the moving distance towards the direction far away from the winding needle, so that the adjustment of the distance between the floating block and the winding needle is realized, and the adjustment can be continuously and steplessly fine adjusted. For example: the adjusting screw 6 moves 0.75mm relative to the fixed block 5 in the direction far away from the winding needle, then the adjusting screw 6 drives the floating block to move 0.75mm in the direction far away from the winding needle, meanwhile, the floating block moves 0.70mm relative to the adjusting screw 6 in the direction close to the winding needle, and finally the floating block moves 0.05mm relative to the winding needle in the direction far away from the winding needle. Thus, when the adjusting screw rod 6 is rotated for one circle, the movement distance of the slider relative to the winding needle is the difference between the first internal thread and the second internal thread.
Specifically, the left and right groove walls of the mounting grooves of the first winding needle 1 and the second winding needle 2 are respectively provided with a fixed block 5, and the first winding needle 1 and the fixed block 5, and the second winding needle 2 and the fixed block 5 can be respectively integrally formed or detachably connected through screws. Fixed block 5 is the L type, including first connecting portion and second connecting portion, first connecting portion set up (left right direction in fig. 1) along the axial extension of rolling up the needle subassembly, and the second connecting portion set up along the radial extension of rolling up the needle subassembly, and the second connecting portion are connected in the mounting groove's of rolling up the needle left and right sides cell wall. Clamping grooves are formed at the bottoms of the first connecting part and the mounting groove of the winding needle, and the left end and the right end of the floating block are respectively positioned in one clamping groove. The fixed block 5 is provided with a first threaded hole 51 in a radial through manner, a second threaded hole 31 is formed in the position, corresponding to the first threaded hole 51, of the floating block, the first threaded hole 51 and the second threaded hole 31 are coaxially arranged, a first internal thread is arranged in the first threaded hole 51, a second internal thread is arranged in the second threaded hole 31, the thread turning directions of the first internal thread and the second internal thread are the same, and the thread pitches of the first internal thread and the second internal thread are different. The adjusting screw 6 passes through the first threaded hole 51 and is threadedly coupled with the first threaded hole 51 and the second threaded hole 31. The adjusting screw 6 is provided with a first external thread 61 matched with the first internal thread and a second external thread 62 matched with the second internal thread, and an adjusting gap 53 is formed between the floating block 3 and the fixed block 5. Thus, when the adjusting screw 6 is rotated, the distance between the slider and the winding pin can be adjusted by utilizing the difference in the pitches of the first female screw and the second female screw.
Further, an elastic member 7 is interposed between the fixed block 5 and the slider. Specifically, a first groove 52 is provided on the side of the fixed block 5 facing the slider, a second groove 32 is provided on the side of the slider facing the fixed block 5, and the first groove 52 and the second groove 32 are provided correspondingly. One end of the elastic element 7 abuts against the first groove 52, the other end of the elastic element 7 abuts against the second groove 32, and the elastic element 7 may be a spring. By means of the elastic element 7, a pretension force can be applied to the slider in the direction of the winding pin, which pretension force prevents the adjusting screw 6 from loosening.
Further, the winding needle mechanism can further comprise a detection device, a locking device and a control device, wherein the detection device is used for detecting the thickness of the winding material, specifically, the detection device can be a CCD, and the winding material can be a positive electrode sheet, a negative electrode sheet or a diaphragm; the locking device is used for driving the adjusting screw 6 to rotate, and specifically comprises a movable driving piece, a rotary driving piece and a screwdriver, wherein the driving end of the rotary driving piece is in transmission connection with the screwdriver and can drive the screwdriver to rotate; the driving end of the movable driving piece is in transmission connection with the screwdriver, and the screwdriver can be driven to move to be connected with the adjusting screw 6, so that the rotary driving piece drives the screwdriver to drive the adjusting screw 6 to rotate. The rotary driving part can be a motor, and the movable driving part can be an air cylinder or a motor. And the control device is connected with the detection device and the locking device and is used for receiving the detection information of the detection device and then controlling the locking device to drive the adjusting screw 6 to move, such as controlling the rotating angle, the rotating number, the rotating direction and the like of the adjusting screw 6.
In another embodiment, as shown in fig. 3, the adjusting assembly includes a fixing block 5, an elastic member 7, and an air bag 8. The fixed block 5 is connected with the winding needle, at least part of the floating block extends into a clamping groove formed by the fixed block 5 and the winding needle, an adjusting gap 53 is formed between the floating block and the fixed block 5, an elastic element 7 is clamped between the fixed block 5 and the floating block, and the elastic element 7 applies a first acting force towards the winding needle to the floating block; an air bag 8 is clamped between the floating block and the winding needle, when the air bag 8 is inflated, the air bag 8 expands to apply a second acting force far away from the winding needle to the floating block, and the second acting force is larger than the first acting force to enable the floating block to move a certain distance far away from the winding needle.
Specifically, the outer side surfaces of the first winding needle 1 and the second winding needle 2 are respectively provided with a mounting groove, the left groove wall and the right groove wall of the mounting groove are respectively provided with a fixed block 5, and the first winding needle 1 and the fixed block 5, and the second winding needle 2 and the fixed block 5 can be respectively integrally formed or detachably connected through screws. Fixed block 5 is the L type, including first connecting portion and second connecting portion, first connecting portion set up (the left and right direction in fig. 3) along the axial extension of rolling up the needle subassembly, and the second connecting portion set up along the radial extension of rolling up the needle subassembly, and the second connecting portion are connected in the mounting groove's of rolling up the needle left and right sides cell wall. Clamping grooves are formed at the bottoms of the first connecting part and the mounting groove of the winding needle, and the left end and the right end of the floating block are respectively positioned in one clamping groove. An adjusting gap 53 exists between the floating block and the fixed block 5, a first groove 52 is arranged on one side, facing the floating block, of the fixed block 5, a second groove 32 is arranged on one side, facing the fixed block 5, of the floating block, and the first groove 52 and the second groove 32 are arranged correspondingly. One end of the elastic element 7 abuts against the first groove 52, the other end of the elastic element 7 abuts against the second groove 32, and the elastic element 7 may be a spring. The elastic piece 7 applies a first acting force towards the winding needle to the slider; one side of slider towards rolling up the needle is provided with a fixed recess 33, is provided with gasbag 8 in the fixed recess 33, and gasbag 8 sets up along the axial extension of rolling up the needle subassembly, and when aerifing in the gasbag 8, the gasbag 8 inflation applys a second effort of keeping away from a book needle to the slider, and the second effort is greater than first effort and makes the slider keep away from a certain distance of rolling up the needle removal. When the air bags 8 in the first rolling needle 1 and the second rolling needle 2 are not inflated, the winding surfaces formed by the outer side surfaces of the two floating blocks have a first circumference; when the air bag 8 in the first winding needle 1 or the second winding needle 2 is inflated, one floating block moves a certain distance in the direction away from the winding needle, so that the winding surface formed by the outer side surfaces of the two floating blocks has a second circumference; when the air bags 8 in the first rolling needle 1 and the second rolling needle 2 are inflated, the two floating blocks move towards the direction far away from the rolling needles for a certain distance, so that the winding surfaces formed by the outer side surfaces of the two floating blocks have a third circumference. Therefore, three adjustable circumferential lengths of the winding surface of the needle winding mechanism can be realized through the inflation and deflation of the air bag 8.
Further, the winding needle mechanism can further comprise a detection device, an air charging and discharging device and a control device, wherein the detection device is used for detecting the thickness of the winding material, specifically, the detection device can be a CCD, and the winding material can be a positive electrode sheet, a negative electrode sheet or a diaphragm; the inflation and deflation device is connected with the air bag 8 and can inflate and deflate the air bag 8; and the control device is connected with the detection device and the inflation and deflation device and is used for receiving the detection information of the detection device and then controlling the inflation and deflation device to inflate and deflate the air bag 8.
The utility model also provides a coiling equipment, include as above any embodiment coil needle mechanism, it is used for with to coil needle mechanism coil material is in order to form electric core.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, left, right, up, down", "horizontal, vertical, horizontal, top, bottom" and the like are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description of the present invention and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the scope of the present invention. The terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.
Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. )
Although the preferred embodiments of the present invention have been described above with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive. Those skilled in the art, having the benefit of the teachings of this invention, may effect numerous modifications thereto and changes may be made without departing from the scope and spirit of the invention as defined by the appended claims. Therefore, all equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. A needle winding mechanism, comprising:
the winding needle assembly comprises a first winding needle and a second winding needle, the first winding needle and the second winding needle are oppositely arranged and are spliced in the radial direction to form the winding needle assembly, and a slit for clamping a winding material is formed between the first winding needle and the second winding needle;
the outer side of at least one of the first winding needle and the second winding needle is provided with the floating block, the floating block can move radially relative to the winding needle, and the outer side face, far away from the winding needle, of the floating block is used for winding a winding material;
and the adjusting assembly is connected with the floating block and the winding needle and is used for adjusting the distance between the floating block and the winding needle.
2. The needle winding mechanism according to claim 1, wherein an outer side surface of the first needle winding and/or the second needle winding is provided with a mounting groove, and the slider is disposed in the mounting groove.
3. The needle winding mechanism of claim 1 or 2, wherein the adjustment assembly comprises:
the fixing block is connected with the winding needle, at least part of the floating block extends into a clamping groove formed by the fixing block and the winding needle, an adjusting gap exists between the floating block and the fixing block, a first threaded hole and a second threaded hole are respectively formed in the positions, corresponding to the fixing block and the floating block, of the fixing block, a first internal thread is formed in the first threaded hole, and a second internal thread is formed in the second threaded hole;
the adjusting screw rod, adjusting screw rod's surface includes first external screw thread and second external screw thread, first external screw thread with first female connection, the second external screw thread with second female connection.
4. The needle winding mechanism according to claim 3, wherein the first internal thread and the second internal thread have the same thread direction, and the thread pitch of the first internal thread and the second internal thread is different.
5. The needle winding mechanism according to claim 3, wherein an elastic member is interposed between the fixed block and the floating block.
6. The needle winding mechanism according to claim 3, further comprising:
a detection device for detecting the thickness of the winding material;
the locking device is used for driving the adjusting screw rod to rotate;
and the control device is connected with the detection device and the locking device and is used for receiving the detection information of the detection device and then controlling the locking device to drive the adjusting screw to move.
7. The needle winding mechanism of claim 6, wherein the locking device comprises:
a screwdriver;
the driving end of the rotary driving piece is in transmission connection with the screwdriver and can drive the screwdriver to rotate;
the driving end of the movable driving piece is in transmission connection with the screwdriver, and the screwdriver can be driven to move to be connected with the adjusting screw rod, so that the rotary driving piece drives the screwdriver to drive the adjusting screw rod to rotate.
8. The needle winding mechanism of claim 1 or 2, wherein the adjustment assembly comprises:
the fixed block is connected with the winding needle, at least part of the floating block extends into a clamping groove formed by the fixed block and the winding needle, an adjusting gap exists between the floating block and the fixed block, an elastic element is clamped between the fixed block and the floating block, and the elastic element applies a first acting force towards the winding needle to the floating block;
the air bag is clamped between the floating block and the winding needle;
when the air bag is inflated, the air bag expands to apply a second acting force far away from the rolling needle to the floating block, and the second acting force is larger than the first acting force so that the floating block moves a certain distance far away from the rolling needle.
9. The needle winding mechanism of claim 8, further comprising:
a detection device for detecting the thickness of the winding material;
the inflation and deflation device is connected with the air bag and is used for inflating and deflating the air bag;
and the control device is connected with the detection device and the inflation and deflation device and is used for receiving the detection information of the detection device and then controlling the inflation and deflation device to inflate and deflate the air bag.
10. A winding apparatus, characterized by comprising the winding pin mechanism according to any one of claims 1 to 9, for winding the winding material to form a cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921789704.6U CN210489755U (en) | 2019-10-23 | 2019-10-23 | Winding needle mechanism and winding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921789704.6U CN210489755U (en) | 2019-10-23 | 2019-10-23 | Winding needle mechanism and winding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210489755U true CN210489755U (en) | 2020-05-08 |
Family
ID=70510181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921789704.6U Active CN210489755U (en) | 2019-10-23 | 2019-10-23 | Winding needle mechanism and winding equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210489755U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023040402A1 (en) * | 2021-09-17 | 2023-03-23 | 宁德时代新能源科技股份有限公司 | Winding needle structure and winding apparatus |
-
2019
- 2019-10-23 CN CN201921789704.6U patent/CN210489755U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023040402A1 (en) * | 2021-09-17 | 2023-03-23 | 宁德时代新能源科技股份有限公司 | Winding needle structure and winding apparatus |
| US11996508B2 (en) | 2021-09-17 | 2024-05-28 | Contemporary Amperex Technology Co., Limited | Winding shaft structure and winding apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112701340A (en) | Winding needle mechanism and winding equipment | |
| CN210489755U (en) | Winding needle mechanism and winding equipment | |
| CN106891339B (en) | Milling robot and its polishing process with gravity compensation | |
| CN202245428U (en) | Discharge frame | |
| CN102320482A (en) | Emptying frame | |
| CN109301352A (en) | Tab dislocation control method and winding device | |
| CN210286118U (en) | Printing machine coiling mechanism | |
| CN213459849U (en) | Winding needle mechanism and winding machine | |
| CN212366001U (en) | Adjusting device for adjusting winding diameter of winding needle | |
| CN219406941U (en) | Unmanned aerial vehicle camera mount support | |
| CN111653801A (en) | Adjusting device for adjusting winding diameter of winding needle | |
| CN212101223U (en) | Deviation-correcting and dislocation device based on end face positioning and production line | |
| CN112002550B (en) | Intelligent tensioning device for coil winding and control method | |
| CN114314121A (en) | Cotton packing film coiling device with quick detach structure | |
| CN213864569U (en) | Coiling apparatus of PVC decorating film | |
| CN208295053U (en) | A kind of while steady device for pre-tightening second belt | |
| CN219648419U (en) | Rolling device and winding machine | |
| CN116142874B (en) | Battery diaphragm slitting and winding device | |
| CN217121325U (en) | Raw material unwinding device is used in processing of motor stator rotor punching press piece | |
| CN110963332A (en) | A gauze book positioner for weaving | |
| CN215557699U (en) | High-efficient coiling mechanism that CPP membrane was used | |
| CN216375358U (en) | Kraft paper production is with freely adjusting girth around package | |
| CN116534625B (en) | Slitting and unreeling device with automatic tracking function | |
| CN215710335U (en) | Transfer film unwinding device | |
| CN216993289U (en) | Forming mechanism of paper tube machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |