CN220006837U - Fixing device is used in production of copper-clad plate with location structure - Google Patents
Fixing device is used in production of copper-clad plate with location structure Download PDFInfo
- Publication number
- CN220006837U CN220006837U CN202320869036.8U CN202320869036U CN220006837U CN 220006837 U CN220006837 U CN 220006837U CN 202320869036 U CN202320869036 U CN 202320869036U CN 220006837 U CN220006837 U CN 220006837U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- wall
- copper
- plate
- frame
- 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
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 10
- 230000002950 deficient Effects 0.000 abstract description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 9
- 229910052802 copper Inorganic materials 0.000 description 8
- 239000010949 copper Substances 0.000 description 8
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Abstract
The utility model discloses a fixing device with a positioning structure for producing a copper-clad plate, which comprises a fixing table, wherein the top end of the fixing table is slidably connected with a placing frame, the front side and the rear side of the top end of the placing frame are both slidably connected with clamping frames, the bottoms of the opposite ends of the clamping frames are both fixedly connected with lower clamping plates, the opposite ends of the clamping frames are both slidably connected with upper clamping plates close to the upper parts of the lower clamping plates, the inner wall of the bottom end of the clamping frames is in threaded connection with a bidirectional threaded rod, the threads of the front end and the rear end of the outer diameter of the bidirectional threaded rod are opposite in direction, the right side of the top end of the fixing table is fixedly connected with a cutting plate, and the device enables the left side and the right side of the copper-clad plate to be positioned and clamped by the first baffle and the second baffle when the copper-clad plate is driven by a motor on the placing frame, so that the problem that the cutting surface is uneven when a cutting knife cuts the copper-clad plate, defective products are high in probability and the problem of low in safety of manual adjustment is solved.
Description
Technical Field
The utility model relates to the technical field of copper-clad plate production and processing, in particular to a fixing device with a positioning structure for copper-clad plate production.
Background
The copper-clad plate is a plate-shaped material prepared by dipping electronic glass fiber cloth or other reinforcing materials with resin, coating copper foil on one side or both sides, and hot-pressing, and has the functions of interconnection conduction, insulation and support on a printed circuit board, and has great influence on the transmission speed, energy loss, characteristic impedance and the like of signals in a circuit.
At present, the copper-clad plate on the market generally needs to be positioned, fixed and cut into specified lengths for use after production is completed, the width and the thickness of the produced copper-clad plate are not inconvenient for clamping, the copper-clad plate is not particularly hard placed on a clamping plate and cannot be clamped too tightly, but the flatness of a cutting surface needs to be ensured, the accuracy is not high through manual adjustment, and the safety is too low.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide the fixing device for producing the copper-clad plate with the positioning structure, which can be used for positioning and cutting the copper-clad plates with different thicknesses and widths.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a fixing device is used in production of copper-clad plate with location structure, includes the fixed station, fixed station top sliding connection has the rack, both sides all sliding connection has the carriage around the rack top, the equal fixedly connected with lower plate in relative one end bottom of carriage, the equal sliding connection upper plate in relative one end of carriage is close to lower plate upper portion, carriage bottom inner wall threaded connection has two-way threaded rod, both ends screw thread opposite direction around the two-way threaded rod external diameter, fixed station top right side fixedly connected with cutting plate, fixed station top right side corresponds cutting plate top fixedly connected with cutting frame, cutting frame top middle part fixedly connected with electric putter, electric putter drive end runs through cutting frame bottom and fixedly connected with link, link bottom middle part fixedly connected with cutting knife, both sides equal fixedly connected with buffer block around the link bottom corresponds the cutting knife, fixed station right-hand member fixedly connected with connects the work or material frame.
The utility model is further provided with: the top ends of the upper clamping plates are fixedly connected with telescopic rods, the outer diameters of the top ends of the telescopic rods are respectively and slidably connected with telescopic cylinders, the top ends of the telescopic cylinders are respectively and fixedly connected with the inner wall of the top end of the clamping frame, the telescopic rod top fixedly connected with second spring, second spring top fixed connection is at telescopic cylinder inner wall.
The utility model is further provided with: the inner wall of the left end of the upper clamping plate is connected with a first baffle in a sliding manner and penetrates through the first baffle, and the inner wall of the left end of the lower clamping plate is provided with a through groove with the shape matched with the first baffle.
The utility model is further provided with: the clamping frame bottom inner wall threaded connection has the two-way threaded rod and runs through, both ends all rotate around the two-way threaded rod and connect at the rack inner wall, two-way threaded rod body middle part fixedly connected with worm wheel.
The utility model is further provided with: the worm is connected with the bottom end of the outer diameter of the worm wheel in a meshed mode, and the left end of the worm is connected with the inner wall of the placement frame in a sliding mode and penetrates through the inner wall of the placement frame.
The utility model is further provided with: the middle part fixedly connected with screw thread slider of rack bottom, screw thread slider outer wall sliding connection is on the fixed station top, screw thread slider inner wall rotates to be connected with the screw rod and runs through, fixed station left end upper portion fixedly connected with motor, the screw rod left end runs through fixed station outer wall and fixed connection at the motor drive end, the screw rod right-hand member rotates to be connected at the fixed station inner wall.
The utility model is further provided with: connect material frame right-hand member inner wall top fixedly connected with expansion bracket, expansion bracket left end inner wall sliding connection has the expansion plate, expansion plate left end fixedly connected with second baffle, expansion plate right-hand member fixedly connected with first spring, first spring right-hand member fixedly connected with is at the expansion bracket inner wall, both ends all sliding connection is at material frame inner wall around the second baffle.
The utility model has the advantages that:
1. through having set up punch holder and two-way threaded rod for the staff is placing the copper-clad plate and is cutting on the fixed station, can drive the worm wheel through rotating the worm and rotate and make two-way threaded rod rotate and drive the copper-clad plate of both sides holder to inboard or outside shrink, and then make the device can fix the copper-clad plate of different width, through the telescopic link compression second spring shrink with the punch holder advance flexible section of thick bamboo inner wall, make the copper-clad plate that can the centre gripping different thickness between the punch holder.
2. Through having set up first baffle and second baffle for when the copper-clad plate drives screw thread slider through the motor on the rack and removes to the cutting board, the left and right sides can be by first baffle and second baffle location centre gripping, thereby the cutting plane keeps leveling when guaranteeing cutting knife cutting copper-clad plate, reduces the probability that the defective goods appears, replaces manual regulation parallel, improves the security, improves product quality.
Drawings
Fig. 1 is a front perspective view of a fixing device with a positioning structure for producing a copper-clad plate according to the present utility model;
fig. 2 is a schematic structural view of a fixing table of a fixing device with a positioning structure for producing a copper-clad plate according to the present utility model;
fig. 3 is a schematic view of a material receiving frame of a fixing device with a positioning structure for producing a copper-clad plate according to the present utility model;
fig. 4 is a cross-sectional view of a telescopic bracket of a fixing device with a positioning structure for producing a copper-clad plate according to the present utility model;
fig. 5 is a schematic diagram of a cutting frame of a fixing device with a positioning structure for producing a copper-clad plate according to the present utility model;
fig. 6 is a schematic view of a placement frame of a fixing device with a positioning structure for producing a copper-clad plate according to the present utility model;
fig. 7 is a sectional view of a telescopic cylinder of a fixing device with a positioning structure for producing a copper-clad plate according to the present utility model;
fig. 8 is a cross-sectional view of a placement frame of a fixing device with a positioning structure for producing a copper-clad plate.
In the figure: 1. a fixed table; 2. cutting the plate; 3. a material receiving frame; 4. a telescopic frame; 5. a telescoping plate; 6. a cutting frame; 7. an electric push rod; 8. a telescopic rod; 9. a clamping frame; 10. a telescopic cylinder; 11. a first baffle; 12. a two-way threaded rod; 13. a motor; 14. a placing rack; 15. a screw; 16. an upper clamping plate; 17. a lower clamping plate; 18. a second baffle; 19. a first spring; 20. a connecting frame; 21. a cutting knife; 22. a worm wheel; 23. a thread slider; 24. a worm; 25. and a second spring.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs unless otherwise indicated.
In the present utility model, unless otherwise indicated, the terms "upper" and "lower" are used generally with respect to the directions shown in the drawings, or with respect to the vertical, vertical or gravitational directions; also, for ease of understanding and description, "left, right" is generally directed to the left, right as shown in the drawings; "inner and outer" refer to inner and outer relative to the outline of the components themselves, but the above-described orientation terms are not intended to limit the present utility model.
Referring to fig. 1-8, the present utility model provides the following technical solutions:
the utility model provides a fixing device is used in production of copper-clad plate with location structure, including fixed station 1, fixed station 1 top sliding connection has rack 14, both sides all sliding connection have clamping frame 9 around the rack 14 top, clamping frame 9 equal fixedly connected with lower plate 17 in relative one end bottom, clamping frame 9 is relative one end and is close to lower plate 17 upper portion all sliding connection have punch holder 16, clamping frame 9 bottom inner wall threaded connection has bi-directional threaded rod 12, bi-directional threaded rod 12 external diameter front and back both ends screw thread opposite direction, bi-directional threaded rod 12 rotates and can drive both sides clamping frame 9 inboard or outside shrink, make the copper-clad plate that can fix different width on the rack 14, punch holder 16 and lower plate 17 are used for the copper-clad plate of centre gripping different thickness, fixed station 1 top right side fixedly connected with cutting plate 2, fixed station 1 top right side corresponds cutting plate 2 top fixedly connected with cutting frame 6, electric putter 7 is connected with drive end 7 runs through cutting frame 6 bottom and fixedly connected with link 20, link 20 bottom fixedly connected with cutting knife 21, the end 21 is fixed to be used for carrying out the impact protection frame and is cut to the length of cut-off, the cut-off frame is fixed to the cut-off frame 3, the cut-off force is fixed to the cut-off frame is used for the cut-off frame is fixed to the cut-off frame side 1, the cut-off frame is fixed to the cut off frame is used for the cut off material is used for the cut off.
Further explaining, the top end of the upper clamping plate 16 is fixedly connected with the telescopic rod 8, the outer diameter of the top end of the telescopic rod 8 is fixedly connected with the telescopic cylinder 10, the top end of the telescopic cylinder 10 is fixedly connected with the inner wall of the top end of the clamping frame 9, the top end of the telescopic rod 8 is fixedly connected with the second spring 25, the top end of the second spring 25 is fixedly connected with the inner wall of the telescopic cylinder 10, the upper clamping plate 16 can compress the second spring 25 through the telescopic rod 8 to shrink into the inner wall of the telescopic cylinder 10, the copper clad plates with different thicknesses can be clamped on the placing frame 14, the inner wall of the left end of the upper clamping plate 16 is fixedly connected with the first baffle 11 and penetrates through the first baffle 11, the inner wall of the left end of the lower clamping plate 17 is provided with a through groove with the shape matched with the first baffle 11, the first baffle 11 can block the left end of the fixed copper clad plate, the fixed copper clad plate is positioned forwards and backwards, the inner wall of the bottom end of the clamping frame 9 is connected with the bidirectional threaded rod 12 and penetrates through the inner wall of the clamping frame 9, the front end and back ends of the bidirectional threaded rod 12 are all rotationally connected to the inner wall of the placing frame 14, the middle part of the rod body of the bidirectional threaded rod 12 is fixedly connected with a worm wheel 22, the outer diameter bottom end of the worm wheel 22 is meshed with a worm 24, the left end of the worm 24 is slidably connected with the inner wall of the placing frame 14 and penetrates through the worm, the worm wheel 22 can be rotated by rotating the worm 24, thereby driving the bidirectional threaded rod 12 to rotate and drive the two side clamping frames 9 to shrink inwards or outwards, the middle part of the bottom end of the placing frame 14 is fixedly connected with a thread slide block 23, the outer wall of the thread slide block 23 is slidably connected with the top end of the fixed table 1, the inner wall of the thread slide block 23 is rotatably connected with a screw 15 and penetrates through the upper part of the left end of the fixed table 1, the left end of the screw 15 penetrates through the outer wall of the fixed table 1 and is fixedly connected with the driving end of the motor 13, the right end of the screw 15 is rotatably connected with the inner wall of the fixed table 1, the top of the inner wall of the right end of the material receiving frame 3 is fixedly connected with a telescopic frame 4, the inner wall of the left end of the telescopic frame 4 is slidably connected with a telescopic plate 5, the left end fixedly connected with second baffle 18 of expansion plate 5, expansion plate 5 right-hand member fixedly connected with first spring 19, first spring 19 right-hand member fixed connection is at expansion bracket 4 inner wall, and first spring 19 is used for the reset of expansion plate 5, and both ends all sliding connection is at receiving frame 3 inner wall around the second baffle 18.
The working principle of the fixing device with the positioning structure for producing the copper-clad plate provided by the utility model is as follows: firstly, a worker rotates the worm 24 to rotate the worm wheel 22, thereby driving the bidirectional threaded rod 12 to rotate and driving the clamping frames 9 on two sides to shrink inwards or outwards, then compressing the upper clamping plate 16 through the telescopic rod 8 to shrink the second spring 25 into the inner wall of the telescopic cylinder 10, so that copper clad plates with different widths and thicknesses can be clamped on the placing frame 14, then pulling the first baffle 11 on the left side of the upper clamping plate 16 downwards to block the copper clad plates at the left side of the lower clamping plate 17, driving the screw 15 to rotate by the motor 13 again so that the threaded slider 23 drives the placing frame 14 to move to the right side cutting plate 2 position at the top end of the fixed table 1, then extruding the second baffle 18 on the right side of the copper clad plates to enable the second baffle 18 to shrink into the inner wall of the telescopic frame 4 through the first spring 19 of the telescopic plate 5, and starting the electric push rod 7 to push the cutting knife 21 downwards according to the scale mark display distance of the copper clad plates extruded to the top of the receiving frame 3 by the worker to cut the copper clad plates.
It will be apparent that the embodiments described above are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (7)
1. Fixing device is used in production of copper-clad plate with location structure, including fixed station (1), its characterized in that: the utility model provides a fixed station (1) top sliding connection has rack (14), both sides all sliding connection have clamping frame (9) around rack (14) top, equal fixedly connected with lower plate (17) in clamping frame (9) relative one end bottom, clamping frame (9) relative one end is close to equal sliding connection in lower plate (17) upper portion and has punch holder (16), clamping frame (9) bottom inner wall threaded connection has bidirectional threaded rod (12), both ends screw thread opposite direction around bidirectional threaded rod (12) external diameter, fixed station (1) top right side fixedly connected with cutting board (2), fixed station (1) top right side corresponds cutting board (2) top fixedly connected with cutting frame (6), cutting frame (6) top middle part fixedly connected with electric putter (7), electric putter (7) drive end runs through cutting frame (6) bottom and fixedly connected with link (20), link (20) bottom middle part fixedly connected with cutting knife (21), link (20) bottom corresponds cutting board (21) front and back fixedly connected with cutting knife (3) all fixedly connected with cutting knife (3.
2. The fixing device for producing a copper-clad plate with a positioning structure according to claim 1, wherein: the telescopic device is characterized in that the telescopic rod (8) is fixedly connected to the top end of the upper clamping plate (16), the telescopic cylinder (10) is fixedly connected to the outer diameter of the top end of the telescopic rod (8), the top end of the telescopic cylinder (10) is fixedly connected to the inner wall of the top end of the clamping frame (9), the second spring (25) is fixedly connected to the top end of the telescopic rod (8), and the top end of the second spring (25) is fixedly connected to the inner wall of the telescopic cylinder (10).
3. The fixing device for producing a copper-clad plate with a positioning structure according to claim 2, wherein: the inner wall of the left end of the upper clamping plate (16) is slidably connected with the first baffle (11) and penetrates through the first baffle, and the inner wall of the left end of the lower clamping plate (17) is provided with a through groove with the shape matched with the first baffle (11).
4. The fixing device for producing a copper-clad plate with a positioning structure according to claim 1, wherein: the clamping frame is characterized in that a bidirectional threaded rod (12) is connected with the inner wall of the bottom end of the clamping frame (9) in a threaded manner and penetrates through the clamping frame, the front end and the rear end of the bidirectional threaded rod (12) are rotatably connected to the inner wall of the placing frame (14), and a worm wheel (22) is fixedly connected to the middle of the rod body of the bidirectional threaded rod (12).
5. The fixing device for producing a copper-clad plate with a positioning structure according to claim 4, wherein: the worm wheel (22) is connected with a worm (24) in a meshed manner at the bottom end of the outer diameter, and the left end of the worm (24) is connected with the inner wall of the placement frame (14) in a sliding manner and penetrates through the inner wall.
6. The fixing device for producing a copper-clad plate with a positioning structure according to claim 1, wherein: the utility model discloses a rack, including rack (14), screw slider (23) outer wall sliding connection is on fixed station (1) top, screw slider (23) inner wall rotation is connected with screw rod (15) and runs through, fixed station (1) left end upper portion fixedly connected with motor (13), screw rod (15) left end runs through fixed station (1) outer wall and fixed connection at motor (13) drive end, screw rod (15) right-hand member rotation is connected at fixed station (1) inner wall.
7. The fixing device for producing a copper-clad plate with a positioning structure according to claim 1, wherein: connect work or material rest (3) right-hand member inner wall top fixedly connected with expansion bracket (4), expansion bracket (4) left end inner wall sliding connection expansion plate (5), expansion plate (5) left end fixedly connected with second baffle (18), expansion plate (5) right-hand member fixedly connected with first spring (19), first spring (19) right-hand member fixedly connected with is at expansion bracket (4) inner wall, both ends all sliding connection are at material rest (3) inner wall around second baffle (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320869036.8U CN220006837U (en) | 2023-04-18 | 2023-04-18 | Fixing device is used in production of copper-clad plate with location structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320869036.8U CN220006837U (en) | 2023-04-18 | 2023-04-18 | Fixing device is used in production of copper-clad plate with location structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220006837U true CN220006837U (en) | 2023-11-14 |
Family
ID=88687304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320869036.8U Active CN220006837U (en) | 2023-04-18 | 2023-04-18 | Fixing device is used in production of copper-clad plate with location structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220006837U (en) |
-
2023
- 2023-04-18 CN CN202320869036.8U patent/CN220006837U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220006837U (en) | Fixing device is used in production of copper-clad plate with location structure | |
| CN203092066U (en) | Corner-combining machine head of four-head numerical control corner-combining production line | |
| CN209676768U (en) | A kind of plaster mechanism and automatic chip mounting equipment | |
| CN215701982U (en) | Automobile adhesive tape is with automatic fixed length cutting device | |
| CN214025940U (en) | Cutting device is used in integrated circuit board production | |
| CN211590466U (en) | Fixed-length cutting device for chopstick processing | |
| CN209902491U (en) | High-speed cutting device for FPC (flexible printed circuit) | |
| CN214136387U (en) | FPC flexible printed circuit board die cutting production system | |
| CN211164217U (en) | Paperboard cutting and forming device | |
| CN210528782U (en) | Automatic cutting device for original glass | |
| CN209504228U (en) | A kind of plastics rewinding pipe cutting means | |
| CN209773960U (en) | Aluminum profile corner brace machining equipment | |
| CN113910748B (en) | Cutting machine for processing PET (polyethylene terephthalate) -based composite board | |
| CN113000969A (en) | Automatic assembling and soldering equipment for electronic components | |
| CN220921397U (en) | Clamping frock convenient to sheet metal sub-assembly welding | |
| CN217414851U (en) | Material receiving and conveying manipulator of blow molding machine for producing LED lamp shade | |
| CN218837913U (en) | Cutting equipment of copper-clad plate production usefulness | |
| CN213113082U (en) | Positioning mechanism for quartz special-shaped tube processing and cutting equipment | |
| CN110394991A (en) | A kind of two-way hollow-board edge-sealed mold and the two-way edge banding machine of hollow plate | |
| CN215701070U (en) | Special-shaped structure tool with handle | |
| CN211415337U (en) | Copper-clad plate cutting machine with auxiliary fixing structure | |
| CN220218888U (en) | Numerical control grooving machine | |
| CN218252577U (en) | Automatic forming machine convenient to material loading | |
| CN220970936U (en) | Numerical control saw cutting production line host | |
| CN217044868U (en) | High-efficient double-end saw is used in door and window production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |