CN110948090A - Motor side plate assembly welding clamping fixture - Google Patents
Motor side plate assembly welding clamping fixture Download PDFInfo
- Publication number
- CN110948090A CN110948090A CN201911291129.1A CN201911291129A CN110948090A CN 110948090 A CN110948090 A CN 110948090A CN 201911291129 A CN201911291129 A CN 201911291129A CN 110948090 A CN110948090 A CN 110948090A
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- China
- Prior art keywords
- dust
- wall
- side plate
- workbench
- rod
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a motor side plate assembly welding mould which comprises a workbench, a first mounting frame, a first screw hole, a screw rod, a pressing plate, an adjusting support seat assembly, a dust collection assembly, a second mounting frame, a hydraulic cylinder, a push rod, a limiting block, a hand wheel, a box door, a rotating block, a rotating groove, a rubber pad and a locking nut, wherein the first mounting frame is symmetrically welded and fixed on the outer walls of two sides of the top end of the workbench; the invention can ensure the flatness of the side plates, improve the welding efficiency of the side plates, ensure higher flatness and ensure the uniformity of the size of each side plate, wherein the arrangement of the supporting seat component is adjusted, the height of the workbench can be conveniently adjusted, the use of welders with different heights is facilitated, and the arrangement of the dust collection component can absorb dust and smoke on the workbench.
Description
Technical Field
The invention relates to the technical field of motor manufacturing devices, in particular to a motor side plate assembly welding clamping fixture.
Background
The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, the motor is represented by a letter M (old standard is D) in a circuit, the motor mainly has the function of generating driving torque and is used as a power source of electrical appliances or various machines, side plates are usually arranged on the outer side walls of the motor in the installation process of the motor, the motor side plates are usually formed by combination welding, a welding mould is usually used for fixing the angle in advance in the combination welding process of the motor side plates and then welding, a welding mould for welding the motor side plates in the market is simple, the combination fixing of the welding side plates cannot be conveniently carried out, the flatness of the side plates cannot be ensured, the height of a workbench of the traditional welding mould is mostly fixed and is not beneficial to welding workers with various heights, more smoke and dust are easily generated in the welding process, and a dust collection assembly is not arranged, dust and the like cannot be collected much.
Disclosure of Invention
The invention aims to provide a motor side plate assembly welding clamping fixture to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: a motor side plate assembly welding mould comprises a workbench, a first mounting frame, a first screw hole, a screw rod, a pressing plate, an adjusting support seat assembly, a dust absorption assembly, a second mounting frame, a hydraulic cylinder, a top rod, a limiting block, a hand wheel, a box door, a rotating block, a rotating groove, a rubber pad and a locking nut, the outer walls of the two sides of the top end of the workbench are symmetrically welded and fixed with a first mounting rack, the outer wall of the top end of one side of the first mounting rack is provided with a first screw hole in a through way, a screw rod is screwed in the first screw hole, one end of the screw rod penetrates through the first mounting frame and is rotatably provided with a pressing plate, a second mounting frame is welded and fixed on the outer wall of the middle part of the top end of the workbench, a hydraulic cylinder is embedded and installed at the center of the outer wall of the top end of the second mounting frame, a mandril is fixedly welded at the telescopic bottom end of the hydraulic cylinder, and adjusting support seat assemblies are arranged on the outer walls of four corners of the bottom end of the workbench;
the adjustable supporting seat assembly comprises a sleeving rod, a sleeving groove, a telescopic rod, a second screw hole, a pressing bolt and a base, the sleeving rod is fixedly welded on the outer walls of four corners of the bottom end of the workbench, the sleeving groove is formed in the inner wall of the bottom end of the sleeving rod, the telescopic rod is sleeved and installed in the sleeving groove, the base is fixedly welded at the bottom end of the telescopic rod, the outer wall of one side of the bottom end of the sleeving rod is provided with the second screw hole in a penetrating mode, the pressing bolt is screwed in the second screw hole, one end of the pressing bolt penetrates through the inside of the sleeving groove, and a dust collection assembly is arranged on the outer wall of one side of the workbench;
the dust collection assembly comprises a dust collection box, a dust collector, a dust collection pipe, a dust collection cover and a dust conveying pipe, the dust collection box is fixedly mounted on the outer wall of the bottom end of one side of the workbench, the dust collector is mounted on the outer wall of the middle of the top end of the dust collection box through a bolt, the dust collection end of the dust collector is connected with the dust collection pipe in a penetrating mode, the dust collection cover is connected with one end of the dust collection pipe in a penetrating mode, the dust conveying end of the dust collector is connected with the dust conveying pipe in a penetrating mode, and one end of the dust conveying pipe penetrates through the.
According to the technical scheme, one end of the telescopic rod penetrates through the limiting block welded and fixed inside the sleeving groove, and the outer wall of the limiting block is in sliding fit with the inner wall of the sleeving groove.
According to the technical scheme, one end of the screw penetrates through the first mounting frame, and a hand wheel is welded and fixed to the outer portion of the first mounting frame.
According to the technical scheme, the inner wall of the top end of the pressing plate is provided with the rotating groove, the rotating block is arranged inside the rotating groove, and one end of the screw rod penetrates through the rotating groove and is welded with the outer center of one side of the rotating block.
According to the technical scheme, the outer wall of the bottom end of one side of the dust collection box is provided with the box door in a penetrating way.
According to the technical scheme, the dust suction pipe is a metal hose, and the dust suction cover is horn-shaped.
Compared with the prior art, the invention has the following beneficial effects: the motor side plate assembly is simple and compact in structure, can be conveniently combined and fixed, can well guarantee the flatness of the side plates, improves the welding efficiency of the side plates, enables the flatness to be higher, and can guarantee the uniformity of the size of each side plate, the height of a workbench can be conveniently adjusted by adjusting the support base assembly, welders with different heights can use the motor side plate assembly conveniently, dust and smoke on the workbench can be sucked and removed by the dust suction assembly, the environmental pollution is reduced, and the motor side plate assembly is beneficial to the welders to work.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic overall perspective view of the present invention;
FIG. 2 is an enlarged view of the structure of the area A in FIG. 1 according to the present invention;
FIG. 3 is a side sectional view of the adjustable support base assembly of the present invention;
FIG. 4 is a front sectional view of the vacuum assembly of the present invention;
FIG. 5 is a schematic view of the internal structure of the platen of the present invention;
in the figure: 1. a work table; 2. a first mounting bracket; 3. a first screw hole; 4. a screw; 5. pressing a plate; 6. adjusting the support base assembly; 7. a dust collection assembly; 8. a second mounting bracket; 9. a hydraulic cylinder; 10. a top rod; 11. a limiting block; 12. a hand wheel; 13. a box door; 14. rotating the block; 15. a rotating groove; 16. a rubber pad; 17. locking the nut; 61. a sleeved rod; 62. a sleeving groove; 63. a telescopic rod; 64. a second screw hole; 65. pressing and holding the bolt; 66. a base; 71. a dust collection box; 72. a vacuum cleaner; 73. a dust collection pipe; 74. a dust hood; 75. a dust conveying pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a motor side plate assembly welding mould comprises a workbench 1, a first mounting frame 2, a first screw hole 3, a screw rod 4, a pressing plate 5, an adjusting support seat assembly 6, a dust suction assembly 7, a second mounting frame 8, a hydraulic cylinder 9, a push rod 10, a limiting block 11, a hand wheel 12, a box door 13, a rotating block 14, a rotating groove 15, a rubber pad 16 and a locking nut 17, wherein the first mounting frame 2 is symmetrically welded and fixed on the outer walls of two sides of the top end of the workbench 1, the first screw hole 3 is formed in the outer wall of the top end of one side of the first mounting frame 2 in a penetrating mode, the screw rod 4 is screwed and connected with the inside of the first screw hole 3 in a threaded mode, one end of the screw rod 4 penetrates through the inside of the first mounting frame 2 to be rotatably installed with the pressing plate 5, the second mounting frame 8 is welded and fixed on the outer wall of the middle of the top end of the workbench 1, the outer walls of four corners at the bottom end of the workbench 1 are provided with adjusting support seat assemblies 6; the adjusting and supporting seat assembly 6 comprises a sleeve rod 61, a sleeve groove 62, an expansion link 63, a second screw hole 64, a pressing bolt 65 and a base 66, the sleeve rod 61 is fixedly welded on the outer walls of four corners of the bottom end of the workbench 1, the sleeve groove 62 is formed in the inner wall of the bottom end of the sleeve rod 61, the expansion link 63 is sleeved and installed inside the sleeve groove 62, the base 66 is fixedly welded on the outer portion, penetrating through the bottom end of the expansion link 63, of the sleeve groove 62, the second screw hole 64 is formed in the outer wall of one side of the bottom end of the sleeve rod 61 in a penetrating mode, the pressing bolt 65 is screwed and installed inside the second screw hole 64 in a penetrating mode, one end of the pressing bolt 65 penetrates through the inner portion of the sleeve groove 62, and the dust; the dust collection assembly 7 comprises a dust collection box 71, a dust collector 72, a dust collection pipe 73, a dust collection cover 74 and a dust conveying pipe 75, the dust collection box 71 is fixedly installed on the outer wall of the bottom end of one side of the workbench 1, the dust collector 72 is installed on the outer wall of the middle part of the top end of the dust collection box 71 through a bolt, the dust collection end of the dust collector 72 is connected with the dust collection pipe 73 in a penetrating manner, one end of the dust collection pipe 73 is connected with the dust collection cover 74 in a penetrating manner, the dust conveying end of the dust collector 72 is connected with the dust conveying pipe 75 in a penetrating manner, and one end of the dust; one end of the telescopic rod 63 penetrates through the inside of the sleeving groove 62 and is fixedly welded with a limiting block 11, the outer wall of the limiting block 11 is in sliding fit with the inner wall of the sleeving groove 62, and the telescopic rod 63 is prevented from being separated from the sleeving rod 61 through the limiting block 11; one end of the screw rod 4 penetrates through the outer part of the first mounting rack 2 and is fixedly welded with a hand wheel 12; the screw rod 4 is rotated in the later period through the hand wheel 12; a rotating groove 15 is formed in the inner wall of the top end of the pressing plate 5, a rotating block 14 is arranged inside the rotating groove 15, one end of the screw rod 4 penetrates through the rotating groove 15 and is welded with the outer center of one side of the rotating block 14, and the rotating block 14 and the rotating groove 15 are matched for use, so that the screw rod 4 can independently rotate in the later period; a box door 13 is penetratingly arranged on the outer wall of the bottom end of one side of the dust collection box 71, and the collected dust in the dust collection box 71 can be conveniently discharged at the later stage through the box door 13; the dust suction pipe 73 is a metal hose, the dust suction hood 74 is horn-shaped, and the metal hose structure is convenient for adjusting the position of the dust suction hood 74 and is beneficial to comprehensively collecting dust on the workbench 1 at a later stage; the number of the bases 66 is four, the bases 66 are conical, and the rubber pads 16 are attached to the outer wall of the bottom end of each base 66, so that the stable placement of the workbench 1 is improved; the outer walls of one ends of the screw rod 4 and the pressure holding bolt 65 are in threaded connection with a locking nut 17, and the positions of the screw rod 4 and the pressure holding bolt 65 after movement are fixed through the locking nut 17 in the later period; the first mounting frame 2 and the second mounting frame 8 are both L-shaped, so that the combination and fixation of side plates in later welding are facilitated; when the motor side plate assembly welding mould is used, one motor side plate is horizontally placed on the workbench 1, the other motor side plate is vertically placed on the horizontally placed motor side plate and is attached to the inner wall of the first mounting frame 2, the hydraulic cylinder 9 works to drive the ejector rod 10 to move downwards to press and hold the side plate, in the process, the hand wheel 12 drives the screw rod 4 to rotate, the pressing plate 5 moves to press, hold and fix the vertically placed side plate through the matching of the first screw hole 3, the planeness of the side plate is ensured, the outer sides of the butt joint of the side plates are welded in sequence by the argon arc welding machine, the inner sides of the butt joint of the side plates are welded intermittently by the two maintaining welding machines, the side plates are kept still after being welded, the side plates are disassembled after being cooled, and the side plates; wherein can hold bolt 65 through the pressure of can unscrewing to cup joint the regulation of pole 61 and telescopic link 63 length in the use of workstation 1, holding bolt 65 through screwing up, realize the regulation of workstation 1 height, do benefit to the use of different heights welder, wherein can pass through dust catcher 72 work among the welding process, through in dust hood 74 department inhales dust collection box 71 to dust and smog on workstation 1, the pollution of environment has been reduced, do benefit to welder's work.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a motor curb plate assembly welding mould, includes workstation (1), first mounting bracket (2), first screw (3), screw rod (4), clamp plate (5), adjusts supporting pedestal subassembly (6), dust absorption subassembly (7), second mounting bracket (8), pneumatic cylinder (9), ejector pin (10), stopper (11), hand wheel (12), chamber door (13), turning block (14), rotation groove (15), rubber pad (16) and lock nut (17), its characterized in that: the outer walls of two sides of the top end of the workbench (1) are symmetrically welded and fixed with a first mounting frame (2), the outer wall of the top end of one side of the first mounting frame (2) is provided with a first screw hole (3) in a penetrating mode, the inside of the first screw hole (3) is screwed and connected with a screw rod (4), one end of the screw rod (4) penetrates through the inside of the first mounting frame (2) and is rotatably provided with a pressing plate (5), the outer wall of the middle of the top end of the workbench (1) is welded and fixed with a second mounting frame (8), a hydraulic cylinder (9) is embedded in the center of the outer wall of the top end of the second mounting frame (8), a push rod (10) is welded and fixed to the telescopic bottom end of the hydraulic cylinder (9), and four corners of the outer wall of the bottom;
the adjusting support seat assembly (6) comprises a sleeve rod (61), a sleeve groove (62), an expansion rod (63), a second screw hole (64), a pressing bolt (65) and a base (66), the outer walls of four corners at the bottom end of the workbench (1) are welded and fixed with sleeve rods (61), a sleeving groove (62) is formed in the inner wall of the bottom end of the sleeving rod (61), a telescopic rod (63) is sleeved and mounted inside the sleeving groove (62), and the bottom end of the telescopic rod (63) penetrates through the outer part of the sleeving groove (62) and is fixedly welded with a base (66), a second screw hole (64) is arranged on the outer wall of one side of the bottom end of the sleeve rod (61) in a penetrating way, a pressing bolt (65) is screwed in the second screw hole (64), one end of a pressing bolt (65) penetrates through the inside of the sleeving groove (62), and a dust collection assembly (7) is arranged on the outer wall of one side of the workbench (1);
dust absorption component (7) include dust collection box (71), dust catcher (72), dust absorption pipe (73), suction hood (74) and dust conveying pipe (75), fixed mounting has dust collection box (71) on the outer wall of one side bottom of workstation (1), dust catcher (72) are installed to the bolt on the top middle part outer wall of dust collection box (71), the dust absorption end through connection of dust catcher (72) has dust absorption pipe (73), the one end through connection of dust absorption pipe (73) has dust catcher (74), the dust conveying end through connection of dust catcher (72) has dust conveying pipe (75), and the one end of dust conveying pipe (75) runs through in the inside of dust collection box (71).
2. The motor side plate assembly welding clamping fixture of claim 1, characterized in that: one end of the telescopic rod (63) penetrates through the inner welding fixed limiting block (11) of the sleeving groove (62), and the outer wall of the limiting block (11) is in sliding fit with the inner wall of the sleeving groove (62).
3. The motor side plate assembly welding clamping fixture of claim 1, characterized in that: and one end of the screw rod (4) penetrates through the outer part of the first mounting rack (2) and is fixedly welded with a hand wheel (12).
4. The motor side plate assembly welding clamping fixture of claim 1, characterized in that: the rotary groove (15) is formed in the inner wall of the top end of the pressing plate (5), the rotating block (14) is arranged inside the rotary groove (15), and one end of the screw rod (4) penetrates through the inside of the rotary groove (15) and is welded to the outer center of one side of the rotating block (14).
5. The motor side plate assembly welding clamping fixture of claim 1, characterized in that: a box door (13) is arranged on the outer wall of the bottom end of one side of the dust collection box (71) in a penetrating way.
6. The motor side plate assembly welding clamping fixture of claim 1, characterized in that: the dust suction pipe (73) is a metal hose, and the dust suction cover (74) is trumpet-shaped.
7. The motor side plate assembly welding clamping fixture of claim 1, characterized in that: the number of the bases (66) is four, the bases (66) are conical, and rubber pads (16) are attached to the outer wall of the bottom end of each base (66).
8. The motor side plate assembly welding clamping fixture of claim 1, characterized in that: and locking nuts (17) are screwed on the outer walls of one ends of the screw rod (4) and the pressing bolt (65).
9. The motor side plate assembly welding clamping fixture of claim 1, characterized in that: the first mounting rack (2) and the second mounting rack (8) are L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911291129.1A CN110948090A (en) | 2019-12-16 | 2019-12-16 | Motor side plate assembly welding clamping fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911291129.1A CN110948090A (en) | 2019-12-16 | 2019-12-16 | Motor side plate assembly welding clamping fixture |
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| Publication Number | Publication Date |
|---|---|
| CN110948090A true CN110948090A (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911291129.1A Pending CN110948090A (en) | 2019-12-16 | 2019-12-16 | Motor side plate assembly welding clamping fixture |
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| Country | Link |
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| CN (1) | CN110948090A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475566A (en) * | 2020-11-23 | 2021-03-12 | 雒明伟 | Welding equipment |
| CN114147529A (en) * | 2021-11-29 | 2022-03-08 | 东莞创响智能科技有限公司 | Numerical control machine tool |
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| US3899163A (en) * | 1973-08-27 | 1975-08-12 | Mitsui Shipbuilding Eng | Welding jig for deck longitudinals |
| CN104043934A (en) * | 2014-06-25 | 2014-09-17 | 张伟伟 | Accurate welding and positing device for steel plates |
| CN206795116U (en) * | 2017-05-02 | 2017-12-26 | 金海波 | One kind welding cross column anti-deformation moulding bed |
| CN207189063U (en) * | 2017-08-16 | 2018-04-06 | 上海意称液压系统有限公司 | A kind of welding auxiliary clamp of fuel tank hanger |
| CN207479941U (en) * | 2017-11-21 | 2018-06-12 | 中船黄埔文冲船舶有限公司 | A kind of tooling for being used to prevent workpiece welding deformation |
| CN109014444A (en) * | 2018-08-04 | 2018-12-18 | 王丹丹 | A kind of Gear Processing clamping device |
| CN208415879U (en) * | 2018-05-07 | 2019-01-22 | 湖北俊天电建工程有限公司 | A kind of particularly for optical or photographic construction platform |
| CN109317743A (en) * | 2018-09-06 | 2019-02-12 | 嘉善阳安电子科技有限公司 | A kind of LED light production lamp holder cutter device |
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2019
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3899163A (en) * | 1973-08-27 | 1975-08-12 | Mitsui Shipbuilding Eng | Welding jig for deck longitudinals |
| CN104043934A (en) * | 2014-06-25 | 2014-09-17 | 张伟伟 | Accurate welding and positing device for steel plates |
| CN206795116U (en) * | 2017-05-02 | 2017-12-26 | 金海波 | One kind welding cross column anti-deformation moulding bed |
| CN207189063U (en) * | 2017-08-16 | 2018-04-06 | 上海意称液压系统有限公司 | A kind of welding auxiliary clamp of fuel tank hanger |
| CN207479941U (en) * | 2017-11-21 | 2018-06-12 | 中船黄埔文冲船舶有限公司 | A kind of tooling for being used to prevent workpiece welding deformation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475566A (en) * | 2020-11-23 | 2021-03-12 | 雒明伟 | Welding equipment |
| CN114147529A (en) * | 2021-11-29 | 2022-03-08 | 东莞创响智能科技有限公司 | Numerical control machine tool |
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Application publication date: 20200403 |
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