CN219116759U - Material receiving device with adjusting mechanism for processing textile flannelette - Google Patents

Material receiving device with adjusting mechanism for processing textile flannelette Download PDF

Info

Publication number
CN219116759U
CN219116759U CN202222813213.9U CN202222813213U CN219116759U CN 219116759 U CN219116759 U CN 219116759U CN 202222813213 U CN202222813213 U CN 202222813213U CN 219116759 U CN219116759 U CN 219116759U
Authority
CN
China
Prior art keywords
flannelette
textile
adjusting mechanism
receiving device
processing
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
Application number
CN202222813213.9U
Other languages
Chinese (zh)
Inventor
冯建中
周妹琴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changshu Dasheng Needle Textile Co ltd
Original Assignee
Changshu Dasheng Needle Textile Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Changshu Dasheng Needle Textile Co ltd filed Critical Changshu Dasheng Needle Textile Co ltd
Priority to CN202222813213.9U priority Critical patent/CN219116759U/en
Application granted granted Critical
Publication of CN219116759U publication Critical patent/CN219116759U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/66Disintegrating fibre-containing textile articles to obtain fibres for re-use

Abstract

The utility model discloses a material receiving device with an adjusting mechanism for processing textile flannelette, which comprises a base, wherein a treatment box is fixedly arranged at the top of the base, a flattening mechanism and a tension adjusting mechanism are arranged in the treatment box, a first fixing plate and a second fixing plate are fixedly arranged at the top of the base, a first rotating shaft is rotatably arranged on the first fixing plate, a second rotating shaft is rotatably arranged on the second fixing plate, and connecting discs are fixedly arranged on one sides, close to each other, of the first rotating shaft and the second rotating shaft. The utility model has reasonable design and good practicability, can flatten the textile flannelette in the process of winding and receiving the textile flannelette, avoids the textile flannelette wound on the winding drum from wrinkling, can adjust the tension when winding the textile flannelette, can wind the textile flannelette on the winding drum more tightly and compactly, and further improves the winding and receiving quality of the textile flannelette.

Description

Material receiving device with adjusting mechanism for processing textile flannelette
Technical Field
The utility model relates to the technical field of textile flannelette processing, in particular to a material receiving device with an adjusting mechanism for textile flannelette processing.
Background
The flannelette is cotton fabric with a plump and fluffy surface after napping, more fluff is generated through a pinhole napping process on the surface of the flannelette, the three-dimensional effect is strong, the glossiness is high, the flannelette is soft and thick to the touch, after the flannelette is processed, the flannelette is required to be rolled and received through a receiving device, and then a subsequent processing process is carried out.
When the existing receiving device for processing the textile flannelette is used, the motor is used for driving the winding drum to rotate, and the winding drum is used for continuously winding and receiving the textile flannelette. In practical use, the device has the advantages that the device does not have the function of flattening the textile flannelette in the process of winding and receiving the cloth, is easy to cause the folded textile flannelette, has no function of adjusting the tension force during winding the textile flannelette, is easy to cause the winding of the textile flannelette to be not tight and compact enough, and influences the winding and receiving quality of the textile flannelette, and therefore, the device is used for solving the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the material receiving device with the adjusting mechanism for processing the textile flannelette, which solves the problems that the prior material receiving device for processing the textile flannelette has no function of flattening the textile flannelette, is easy to cause the folded textile flannelette, has no function of adjusting the tension force when the textile flannelette is rolled, is easy to cause the rolling of the textile flannelette to be not compact and tight enough and affects the rolling material receiving quality of the textile flannelette.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a textile flannelette processing is with receiving device who has guiding mechanism, includes the base, the top fixed mounting of base has the processing case, be provided with flattening mechanism and tension adjustment mechanism in the processing case, the top fixed mounting of base has first fixed plate and second fixed plate, rotate on the first fixed plate and install first pivot, rotate on the second fixed plate and install the second pivot, the equal fixed mounting of one side that first pivot and second pivot are close to each other has the connection pad, the same receipts reel of one side that two connection pads are close to each other is passed through screw fixedly connected with, the rear side of second fixed plate is provided with the rolling motor, the output axle head of rolling motor and the rear end fixed connection of second pivot.
Preferably, the back side wall of the second fixing plate is fixedly provided with a supporting transverse plate, and the winding motor is fixedly arranged at the top of the supporting transverse plate.
Preferably, the flattening mechanism is located at the left side of the tension adjusting mechanism, and the first fixing plate and the second fixing plate are located at the right side of the treatment box.
Preferably, the flattening mechanism comprises two cross shafts, two push plates, two springs, two connecting seats and two flattening plates, sliding holes are formed in the inner wall of the front side and the inner wall of the rear side of the treatment box, one ends, far away from each other, of the two cross shafts respectively slide through the corresponding sliding holes, the two push plates are respectively fixedly sleeved on the corresponding cross shafts, the two push plates are respectively located in the treatment box, one ends, close to each other, of the two springs are respectively fixedly connected with one sides, far away from each other, of the two push plates, one ends, far away from each other, of the two springs are respectively fixedly connected with the inner wall of the front side and the inner wall of the rear side of the treatment box, the two springs are respectively sleeved on the corresponding cross shafts, the two connecting seats are respectively fixedly installed at one ends, close to each other, of the two flattening plates are respectively fixedly installed at one sides, close to each other, of the two connecting seats.
Preferably, the flattening mechanism further comprises a driving part, the driving part comprises two rotating motors, two rotating shafts and two cams, the two rotating motors are respectively and fixedly installed on the inner wall of the top of the treatment box and the inner part of the bottom of the treatment box, the two rotating shafts are respectively and fixedly installed at the output shaft ends of the two rotating motors, the two cams are respectively and fixedly installed at one ends, far away from the corresponding rotating motors, of the corresponding rotating shafts, and the two cams are respectively contacted with the corresponding pushing plates.
Preferably, two upper guide rollers and two lower guide rollers are rotatably arranged in the treatment box, the two lower guide rollers are respectively positioned right below the corresponding upper guide rollers, and the pressing plate is positioned between the two upper guide rollers.
Preferably, the tension adjusting mechanism comprises an electric push rod, a U-shaped plate and a tensioning roller, wherein the electric push rod is fixed on the inner wall of the top of the treatment box, the U-shaped plate is fixed on the output shaft end of the electric push rod, and the tensioning roller is rotatably arranged on the U-shaped plate.
The utility model provides a material receiving device with an adjusting mechanism for processing textile flannelette. The beneficial effects are as follows:
(1) This kind of receiving device with guiding mechanism is used in processing of weaving flannelette, through starting the operation of rolling motor, steerable rolling section of thick bamboo rotates, and the weaving flannelette is constantly wound on the rolling section of thick bamboo, can carry out the rolling to the weaving flannelette and connect the material operation.
(2) This receiving device with guiding mechanism for processing of weaving flannelette through the in-process at rolling weaving flannelette, utilizes two cross axles, two push pedal, two springs, two connecting seats, two flattening plates, two rotating electrical machines, two pivots and two cam combination constitution's mechanism that flattens, can flatten the processing to weaving flannelette, avoids the rolling to take place the fold to the weaving flannelette on the rolling section of thick bamboo, has improved the rolling quality to the weaving flannelette, has solved the receiving device that current weaving flannelette processing was used when not having the function of flattening to the weaving flannelette, easily causes the problem that the fold takes place for the weaving flannelette of rolling.
(3) This receiving device with guiding mechanism for textile flannelette processing through the in-process at rolling textile flannelette, utilizes the tension adjustment mechanism of electric putter, U template and tensioning roller integrated configuration, and that can adjust the tension when rolling textile flannelette, can be to textile flannelette rolling closely compactly on the receipts reel, has further improved the rolling quality to textile flannelette, has solved the receiving device that current textile flannelette processing was used when using, does not have the function of adjusting the tensioning force when rolling textile flannelette, easily causes the problem that the rolling to textile flannelette is not closely compact enough.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the front view of the present utility model;
FIG. 3 is a schematic side cross-sectional structural view of a first and second securing plate;
FIG. 4 is a schematic side cross-sectional structural view of the flattening mechanism.
In the figure: 1. a base; 2. a treatment box; 3. a first fixing plate; 4. a second fixing plate; 5. a first rotating shaft; 6. a second rotating shaft; 7. a connecting disc; 8. winding up a winding drum; 9. a winding motor; 10. a horizontal axis; 11. a push plate; 12. a spring; 13. a connecting seat; 14. a flattening plate; 15. a rotating electric machine; 16. a rotating shaft; 17. a cam; 18. an upper guide roller; 19. a lower guide roller; 20. an electric push rod; 21. a U-shaped plate; 22. tension roller.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model, and furthermore, in the description of the present utility model, the meaning of "a plurality" means two or more unless specifically defined otherwise.
As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides a textile flannelette processing is with receiving device who has guiding mechanism, including base 1, the top fixed mounting of base 1 has treatment box 2, it is to say that, the left side and the right side of treatment box 2 in this implementation are the open structure, make things convenient for the cloth to get into treatment box 2, the top fixed mounting of base 1 has first fixed plate 3 and second fixed plate 4, it is to say that the first fixed plate 3 in this implementation and second fixed plate 4 all are located the right side of treatment box 2, first pivot 5 is installed in the rotation on the first fixed plate 3, second pivot 6 is installed in the rotation on the second fixed plate 4, one side that first pivot 5 and second pivot 6 are close to each other is all fixed mounting to have connection pad 7, one side that two connection pads 7 are close to each other is through screw fixedly connected with one and is received reel 8, it is to say that the reel 8 in this embodiment adopts the style of calligraphy to receive the reel, use the screw to receive reel 8 and two 7 to carry out fixed connection, make things convenient for the installation fixed of receiving reel 8 and dismantle the change, the second fixed plate 4 rear side motor 9 that sets up second pivot 6, the output 9 that is used for the second motor to receive the reel 8 to rotate, and receive the spool 9 is used for the output of textile flannelette to receive the reel, and is connected with the second pivot 9.
In this embodiment, fixed mounting has the support diaphragm on the back lateral wall of second fixed plate 4, and rolling motor 9 fixed mounting is at the top of supporting the diaphragm, and the support diaphragm is used for supporting rolling motor 9, improves rolling motor 9's stability.
In this embodiment, a flattening mechanism and a tension adjusting mechanism are disposed in the processing box 2, the flattening mechanism is disposed at the left side of the tension adjusting mechanism, the flattening mechanism is used for flattening textile flannelette to avoid wrinkling of the textile flannelette, the tension adjusting mechanism is used for adjusting tension when winding the textile flannelette, the winding of the textile flannelette is more compact and solid, and further the quality of winding the textile flannelette can be improved, the flattening mechanism includes two cross shafts 10, two push plates 11, two springs 12, two connecting seats 13, two flattening plates 14, two rotating motors 15, two rotating shafts 16 and two cams 17, sliding holes are formed on the front side inner wall and the rear side inner wall of the processing box 2, one ends of the two cross shafts 10 far away from each other slide through the corresponding sliding holes respectively, it is required to be explained that the two sliding holes are not on the same horizontal plane, the two cross shafts 10 are no longer on the same horizontal plane, the two push plates 11 are fixedly sleeved on the corresponding cross shafts 10 respectively, the two push plates 11 are both located in the processing box 2, one ends 12 close to each other are respectively and are fixedly connected to one sides of the two flat plates 14 close to each other by the two connecting seats 13, the two flat plates 14 are fixedly installed on the two sides close to each other, which are respectively, the two flat plates are respectively close to each other are required to each other and are fixedly installed on the two flat plates and one side 13 and are respectively and mutually far away from each other, and one end far away from each other respectively and are fixedly connected to each other respectively and are mutually close to each flat plate and respectively and to each flat plate is installed, the screw fixed mounting mode can be adopted to two platen plates 14 and install on corresponding connecting seat 13, and then through changing two platen plates 14 of different thickness, the interval between two platen plates 14 can be changed, and then the textile flannelette of different thickness is convenient to flatten, and one side that two platen plates 14 are close to each other all sets up to smooth plane, two rotating electrical machines 15 are respectively fixed mounting on the top inner wall and the bottom inside of processing case 2, two pivot 16 are respectively fixed mounting at the output axle head of two rotating electrical machines 15, two cams 17 are respectively fixed mounting in the one end that corresponding pivot 16 kept away from corresponding rotating electrical machines 15, two cams 17 contact with corresponding push pedal 11 respectively, utilize the transmission characteristic of two cams 17, and cooperate the elasticity effect of two springs 12, steerable two platen plates 14 horizontal reciprocating motion, it is to need be explained, the setting position of two rotating electrical machines 15 is at the upper left corner and the lower right corner (observe from the angle of view) of processing case 2 respectively, and then in the horizontal reciprocating motion of two platen plates 14 of control, two platen plates 14 carry out synchronous opposite movement, the tension adjustment mechanism including motor-driven platen plate 21, motor-driven roller 21 and tension roller 20 are fixed at the upper and lower tension roller 20, the tension adjustment U-type roller 20 is used for the tension adjustment U-roller 20, the tension adjustment roller 20 is installed at the upper end of the top of the roller 20, the tension adjustment roller 20.
In this embodiment, two upper guide rollers 18 and two lower guide rollers 19 are rotatably mounted in the processing box 2, the two lower guide rollers 19 are respectively located right below the corresponding upper guide rollers 18, the pressing plate 14 is located between the two upper guide rollers 18, and the two upper guide rollers 18 and the two lower guide rollers 19 are utilized to guide the movement direction of the textile flannelette in the processing box 2, so that the textile flannelette can horizontally pass through the processing box 2.
In this embodiment, a controller is fixedly installed on the outer wall of the front side of the treatment box 2, a plurality of control buttons are arranged on the controller, the winding motor 9, the two rotating motors 15, the electric push rod 20 and the controller are electrically connected with an external power line through wires in sequence to form a loop, and the control switch can respectively control the winding motor 9, the two rotating motors 15 to start and stop and can also control the electric push rod 20 to start and stop and reset.
When in use, one end of the produced textile flannelette is led in from the left side of the processing box 2, one end of the textile flannelette sequentially passes between the upper guide roller 18 and the lower guide roller 19 on the left side, between the two pressing plates 14, between the two upper guide roller 18 and the lower guide roller 19 on the right side, then passes between the tensioning roller 22 and the U-shaped plate 21 and is wound on the winding drum 8 through the processing box 2, at the moment, the two pressing plates 14 are respectively contacted with the upper surface and the lower surface of the textile flannelette, the winding motor 9 drives the first rotating shaft 5, the second rotating shaft 6, the two connecting discs 7 and the winding drum 8 to rotate simultaneously, the textile flannelette can be continuously wound through the rotation of the winding drum 8, in the process of winding the textile flannelette, the two rotating motors 15 are started to drive the corresponding cams 17 to rotate, the two pressing plates 14 can be controlled to horizontally reciprocate by utilizing the continuous transmission of the two cams 17 and the elastic action of the two springs 12, the textile flannelette can be conveniently controlled to reciprocate horizontally, the two pressing plates 14 are always kept in the opposite directions to the tensioning roller 22 to be kept in the tensioning state by the two pressing plates 20, the two pressing plates are driven by the pressing plates 20 to be reset by the electric push rods 20, the two pressing plates 20 can be conveniently reset when the pressing plates 20 are driven to move reciprocally and the pressing plates 20 are lifted up and the pressing plates 20 are driven by the pressing plates 20 to move alternately, through adjusting the height of tensioning roller 22, can adjust the tension when rolling the textile flannelette, can be more closely tight to the textile flannelette rolling on rolling section of thick bamboo 8, further improved the rolling quality to the textile flannelette, to the textile flannelette rolling connect the material accomplish the back, stop rolling motor 9 and two rotating electrical machines 15 operation, can dismantle rolling section of thick bamboo 8 and take off, then change another rolling section of thick bamboo 8, can continue to carry out the rolling to the textile flannelette and connect the material operation according to above-mentioned operation steps, the content that does not make detailed description in this specification all belongs to the prior art that the expert in the field knows.

Claims (7)

1. The utility model provides a textile flannelette processing is with receiving device who has guiding mechanism which characterized in that: including base (1), the top fixed mounting of base (1) has treatment box (2), be provided with flattening mechanism and tension adjustment mechanism in treatment box (2), the top fixed mounting of base (1) has first fixed plate (3) and second fixed plate (4), rotate on first fixed plate (3) and install first pivot (5), rotate on second fixed plate (4) and install second pivot (6), first pivot (5) with equal fixed mounting in one side that second pivot (6) are close to each other has connection pad (7), two one side that connection pad (7) are close to each other is through screw fixedly connected with same rolling section of thick bamboo (8), the rear side of second fixed plate (4) is provided with rolling motor (9), the output axle head of rolling motor (9) with the rear end fixed connection of second pivot (6).
2. The receiving device with an adjusting mechanism for processing textile flannelette according to claim 1, wherein: the back side wall of the second fixing plate (4) is fixedly provided with a supporting transverse plate, and the winding motor (9) is fixedly arranged at the top of the supporting transverse plate.
3. The receiving device with an adjusting mechanism for processing textile flannelette according to claim 1, wherein: the flattening mechanism is positioned at the left side of the tension adjusting mechanism, and the first fixing plate (3) and the second fixing plate (4) are both positioned at the right side of the treatment box (2).
4. The receiving device with an adjusting mechanism for processing textile flannelette according to claim 1, wherein: the flattening mechanism comprises two transverse shafts (10), two push plates (11), two springs (12), two connecting seats (13) and two flattening plates (14), sliding holes are formed in the front side inner wall and the rear side inner wall of the processing box (2), one ends, far away from each other, of the transverse shafts (10) are respectively and slidably penetrated through the corresponding sliding holes, the two push plates (11) are respectively and fixedly sleeved on the corresponding transverse shafts (10), the two push plates (11) are respectively located in the processing box (2), one ends, close to each other, of the two springs (12) are respectively fixedly connected with one sides, far away from each other, of the two push plates (11), one ends, far away from each other, of the two springs (12) are respectively and fixedly connected with the front side inner wall and the rear side inner wall of the processing box (2), the two springs (12) are respectively and fixedly sleeved on the corresponding transverse shafts (10), the two connecting seats (13) are respectively and fixedly installed on the two transverse shafts (10), the two ends, close to each other, of the two connecting seats (13) are respectively and fixedly installed on one sides, close to each other, of the two flattening plates (13) are respectively.
5. The receiving device with an adjusting mechanism for processing textile flannelette according to claim 4, wherein: the flattening mechanism further comprises a driving component, the driving component comprises two rotating motors (15), two rotating shafts (16) and two cams (17), the two rotating motors (15) are respectively and fixedly installed on the inner wall of the top of the treatment box (2) and the inside of the bottom of the treatment box, the two rotating shafts (16) are respectively and fixedly installed at the output shaft ends of the two rotating motors (15), the two cams (17) are respectively and fixedly installed at one ends, far away from the corresponding rotating motors (15), of the corresponding rotating shafts (16), and the two cams (17) are respectively contacted with the corresponding push plates (11).
6. The receiving device with an adjusting mechanism for processing textile flannelette according to claim 4, wherein: the treatment box (2) is rotatably provided with two upper guide rollers (18) and two lower guide rollers (19), the two lower guide rollers (19) are respectively positioned right below the corresponding upper guide rollers (18), and the pressing plate (14) is positioned between the two upper guide rollers (18).
7. The receiving device with an adjusting mechanism for processing textile flannelette according to claim 1, wherein: the tension adjusting mechanism comprises an electric push rod (20), a U-shaped plate (21) and a tensioning roller (22), wherein the electric push rod (20) is fixed on the inner wall of the top of the treatment box (2), the U-shaped plate (21) is fixed at the output shaft end of the electric push rod (20), and the tensioning roller (22) is rotatably mounted on the U-shaped plate (21).
CN202222813213.9U 2022-10-25 2022-10-25 Material receiving device with adjusting mechanism for processing textile flannelette Active CN219116759U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222813213.9U CN219116759U (en) 2022-10-25 2022-10-25 Material receiving device with adjusting mechanism for processing textile flannelette

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222813213.9U CN219116759U (en) 2022-10-25 2022-10-25 Material receiving device with adjusting mechanism for processing textile flannelette

Publications (1)

Publication Number Publication Date
CN219116759U true CN219116759U (en) 2023-06-02

Family

ID=86533294

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222813213.9U Active CN219116759U (en) 2022-10-25 2022-10-25 Material receiving device with adjusting mechanism for processing textile flannelette

Country Status (1)

Country Link
CN (1) CN219116759U (en)

Similar Documents

Publication Publication Date Title
CN213445341U (en) Quick coiling mechanism is used to spinning machine with prevent twining cloth mechanism
CN219116759U (en) Material receiving device with adjusting mechanism for processing textile flannelette
CN219637521U (en) Cloth clamping mechanism of cloth ironing machine
CN212800812U (en) Jacquard fabric finishing device
CN217810060U (en) High-elastic spandex fabric pre-setting device
CN210625251U (en) Drying device is used in home textile production
CN218880407U (en) Blended fabric cutting device
CN215481772U (en) Textile fabric hot drawing device for spinning
CN213387033U (en) Blanket grey cloth is with beating package with remove wrinkle function
CN215251937U (en) Pleated scene jacquard machine
CN215438953U (en) Cloth feeding device of double-needle machine
CN218313906U (en) Meshbelt cutting device
CN218880351U (en) Flattening mechanism
CN210234344U (en) Heating embossing hot stamping equipment for sofa fabric
CN219652303U (en) Woolen elastic finishing device for clothing production
CN220579597U (en) Cloth ironing equipment for textile machinery
CN117163726B (en) Cloth rolling device for producing bed sheets and application method thereof
CN218319723U (en) Finishing equipment for home textile fabric
CN220200903U (en) Tensioning device of cloth rolling machine
CN218057634U (en) A regulation formula tension pendulum roller for digital printing printer
CN217948524U (en) Lint drying device
CN216403227U (en) Clothing fabric winding device
CN219279039U (en) Textile cloth conveying device for spinning
CN217556421U (en) Novel textile winding mechanism
CN219861881U (en) Clothing fabric splicing equipment

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant