CN217166106U - Intelligent anti-pinch stamping die - Google Patents
Intelligent anti-pinch stamping die Download PDFInfo
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- CN217166106U CN217166106U CN202220723065.9U CN202220723065U CN217166106U CN 217166106 U CN217166106 U CN 217166106U CN 202220723065 U CN202220723065 U CN 202220723065U CN 217166106 U CN217166106 U CN 217166106U
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- top plate
- lifting
- die base
- bearing
- spring
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- 238000003825 pressing Methods 0.000 claims abstract description 12
- 150000001875 compounds Chemical class 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 4
- 239000000872 buffer Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a stamping die that intelligence was prevented pressing from both sides, including the die holder: the upper die base is movably connected with the lower die base, the upper die base is movably connected with the upper side of the guide pillar, the top plate is installed at the upper end of the guide pillar, the hydraulic cylinder is installed in the middle of the upper end of the top plate, the lifting column is installed in the middle of the lower side of the top plate, the upper die base is installed at the lower end of the lifting column, the power shaft is movably installed on the right side of the upper end of the lower die base, the upper die base is movably connected with the upper side of the power shaft, the top plate is movably connected with the upper end of the power shaft, the ratchet sleeve is sleeved on the lower side of the power shaft, the second bearing is installed at the lower end of the ratchet sleeve, and the connecting rod is installed at the left end of the second bearing. This stamping die that intelligence was prevented pressing from both sides is equipped with shelves pole automatic catch in the middle of the mould in the die sinking, still is provided with emergency stop switch in addition on the shelves pole, must need the manual work to dial the shelves pole open before the compound die, otherwise the upper die base will promptly stop work when contacting emergency stop switch, prevents to press from both sides and hinder the workman.
Description
Technical Field
The utility model relates to a stamping die technical field specifically is a stamping die that intelligence was prevented pressing from both sides.
Background
The stamping die is a special process device for processing materials into parts or semi-finished products in cold stamping processing, and is called as a cold stamping die; the pressing is a press working method for obtaining a desired part by applying pressure to a material at room temperature by using a die mounted on a press machine to separate or plastically deform the material, the die is a tool for forming an article, the tool has various parts, different dies are formed by different parts, the shape of the article is processed mainly by changing the physical state of the formed material, and the die is used for forming a blank into a part with a specific shape and size under the action of external force in the forming processes of blanking, forming and pressing, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting, and compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like.
For example, in a stamping die with publication number CN214290417U, which is convenient for replacing a stamping die head, the stamping die head is convenient to mount and limit by arranging a first fixing seat, a second fixing seat and a third fixing seat, and the stamping die head and the third fixing seat are convenient to fix by connecting a support rod and a first baffle plate through a fastening screw; meanwhile, the supporting rod is moved out by screwing out the fastening screw, so that the stamping die head is convenient to disassemble and replace; the first arc-shaped groove, the second arc-shaped groove, the third arc-shaped groove, the fourth arc-shaped groove and the fifth arc-shaped groove coat the stamping die head, so that the stamping die head is convenient to limit, and can be prevented from swinging around when the stamping die head works, the stability of stamping work is improved, but the device has certain defects;
the existing stamping die needs to take out a stamped workpiece from the die after stamping is finished in the processing process, if the die fails or a worker is started carelessly when the workpiece is taken out, the hand of the worker is easily injured by clamping, and the safety measure is not perfect.
Aiming at the problems, innovative design is urgently needed on the basis of the original stamping die.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stamping die that intelligence was prevented pressing from both sides to propose current stamping die in the in-process of processing in solving above-mentioned background art, need take out the work piece after the punching press from the mould after finishing when the punching press, if the mould is malfunctioning or the staff is started carelessly when taking out the work piece, just make staff's hand pressed from both sides easily and hinder, the not enough perfect problem of safety measure.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a stamping die that intelligence was prevented pressing from both sides, includes the die holder:
the guide post is mounted at the upper end of the lower die base, the upper side of the guide post is movably connected with the upper die base, the upper end of the guide post is provided with a top plate, the middle of the upper end of the top plate is provided with a hydraulic cylinder, the middle of the lower side of the top plate is provided with a lifting column, and the lower end of the lifting column is provided with the upper die base;
the power shaft is movably arranged on the right side of the upper end of the lower die base, the upper side of the power shaft is movably connected with the upper die base, the upper end of the power shaft is movably connected with a top plate, and the lower side of the power shaft is sleeved with a ratchet sleeve;
the second bearing is arranged at the lower end of the ratchet sleeve, a connecting rod is arranged at the left end of the second bearing, a lifting plate is arranged at the upper end of the connecting rod, a first spring is connected to the upper side of the lifting plate, and a pawl is arranged on the upper side of the ratchet sleeve;
first bearing, it is installed the downside of power shaft, rotatory overcoat is installed to first bearing downside, and rotatory overcoat right-hand member installs the shelves pole to shelves pole right side internally mounted has the second spring, and the second spring upper end is connected with emergency stop switch moreover.
Preferably, four guide pillars are arranged at the upper end of the lower die base at equal angles, the upper sides of the lifting pillars penetrate through the top plate to be connected with the hydraulic cylinder, and the upper die base and the guide pillars form a lifting structure through the lifting pillars.
Preferably, the power shaft comprises a twist threaded rod, a rotating shaft column and a limiting strip, the rotating shaft column is installed at the lower end of the twist threaded rod, and four limiting strips are installed on the lower side of the rotating shaft column at equal angles.
Preferably, the upper die base is connected with the fried dough twist threaded rod upside, and pivot post and spacing upside are connected with first bearing to the pivot post is connected with the ratchet cover with spacing downside.
Preferably, the twist threaded rod forms a rotating structure through the upper die holder and the top plate, the rotating outer sleeve forms a rotating structure through the first bearing and the rotating shaft cylinder, the inner ratchet wheel on the lower side of the inner wall of the rotating outer sleeve is connected with the pawl in a meshed mode, and the connecting rod forms a rotating structure through the second bearing and the ratchet wheel sleeve.
Preferably, the first spring is sleeved on the upper side of the guide pillar, the upper side of the first spring is connected with the top plate, the lower side of the lifting plate is movably connected with the upper die base, and the lifting plate and the guide pillar form a lifting structure through the first spring.
Preferably, the emergency stop switch is movably installed on the left side of the stop lever, and the emergency stop switch and the stop lever form a lifting structure through a second spring.
Compared with the prior art, the beneficial effects of the utility model are that: this stamping die that intelligence was prevented pressing from both sides is equipped with shelves pole automatic catch in the middle of the mould in the die sinking, still is provided with emergency stop switch in addition on the shelves pole, must need the manual work to dial the shelves pole open before the compound die, otherwise the upper die base will promptly stop work when contacting emergency stop switch, prevents to press from both sides and hinder the workman.
The twist threaded rod forms a rotating structure through the upper die holder and the top plate, the rotating outer sleeve forms a rotating structure through the first bearing and the rotating shaft cylinder, an inner ratchet wheel at the lower side of the inner wall of the rotating outer sleeve is meshed with a pawl, the connecting rod forms a rotating structure through the second bearing and the ratchet sleeve, the first spring sleeve is arranged on the upper side of the guide post, the top plate is connected on the upper side of the first spring, the upper die holder is movably connected on the lower side of the lifting plate, the lifting plate forms a lifting structure with the guide post through the first spring, a stop lever is arranged at the right end of the rotating outer sleeve, the emergency stop switch is movably arranged on the left side of the stop lever, the emergency stop switch forms a lifting structure with the stop lever through the second spring, the twist threaded rod is driven to rotate in the lifting process of the upper die holder, meanwhile, the upper die holder drives the lifting plate to lift, so that the second bearing drives the ratchet sleeve to lift, the pawl at the lower side is clamped into the inner ratchet wheel of the inner wall of the rotating outer sleeve, the pivot post drives the ratchet cover and rotates, the ratchet cover drives rotatory overcoat through the pawl and rotates, the connecting rod has restricted rotatory overcoat and can only rotate one hundred eighty degrees, thereby make a grade pole rotatory to between die holder and the upper die base, the upper die base continues to rise and makes pawl machinery rise and break away from the interior ratchet of rotatory overcoat inner wall downside, make pawl and rotatory overcoat separation, make a grade pole automatic catch in the middle of the mould, must need the manual work to dial a grade pole open before the compound die, otherwise the upper die base will promptly stop work when contacting the emergency stop switch, prevent to press from both sides the injury workman.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic side view of the rotary jacket according to the present invention;
FIG. 4 is a schematic view of the ratchet sleeve of the present invention;
fig. 5 is a schematic view of the left side structure of the stop lever of the present invention.
In the figure: 1. a lower die holder; 2. a guide post; 3. an upper die holder; 4. a top plate; 5. a hydraulic cylinder; 6. a lifting column; 7. a power shaft; 701. a twist threaded rod; 702. a rotating shaft column; 703. a limiting strip; 8. a ratchet sleeve; 9. a pawl; 10. rotating the outer sleeve; 11. a first bearing; 12. a second bearing; 13. a connecting rod; 14. a lifting plate; 15. a first spring; 16. a gear lever; 17. a second spring; 18. and (4) an emergency stop switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a stamping die that intelligence was prevented pressing from both sides, includes: the device comprises a lower die holder 1, a guide pillar 2, an upper die holder 3, a top plate 4, a hydraulic cylinder 5, a lifting column 6, a power shaft 7, a twist threaded rod 701, a rotating shaft column 702, a limiting strip 703, a ratchet sleeve 8, a pawl 9, a rotating outer sleeve 10, a first bearing 11, a second bearing 12, a connecting rod 13, a lifting plate 14, a first spring 15, a stop lever 16, a second spring 17 and an emergency stop switch 18;
referring to fig. 1, a guide post 2 is mounted at an upper end of a lower die holder 1, an upper die holder 3 is movably connected to an upper side of the guide post 2, a top plate 4 is mounted at an upper end of the guide post 2, a hydraulic cylinder 5 is mounted in the middle of the upper end of the top plate 4, a lifting column 6 is mounted in the middle of the lower side of the top plate 4, the upper die holder 3 is mounted at a lower end of the lifting column 6, four guide posts 2 are mounted at equal angles at the upper end of the lower die holder 1, the upper side of the lifting column 6 penetrates through the top plate 4 to be connected with the hydraulic cylinder 5, the upper die holder 3 forms a lifting structure with the guide posts 2 through the lifting column 6, a workpiece is placed in the lower die holder 1, the upper die holder 3 descends along the four guide posts 2 through the lifting column 6 in a machining process, the upper die holder 3 presses the workpiece, the upper die holder 3 and the lower die holder 1 press-forms the workpiece, then the upper die holder 3 ascends through the lifting column 6, and takes out the workpiece.
Referring to fig. 2, 3, 4 and 5, a power shaft 7 is movably mounted on the right side of the upper end of a lower die holder 1, an upper die holder 3 is movably connected to the upper side of the power shaft 7, a top plate 4 is movably connected to the upper end of the power shaft 7, a ratchet sleeve 8 is sleeved on the lower side of the power shaft 7, a second bearing 12 is mounted at the lower end of the ratchet sleeve 8, a connecting rod 13 is mounted at the left end of the second bearing 12, a lifting plate 14 is mounted at the upper end of the connecting rod 13, a first spring 15 is connected to the upper side of the lifting plate 14, a pawl 9 is mounted on the upper side of the ratchet sleeve 8, a first bearing 11 is mounted on the lower side of the power shaft 7, a rotating sleeve 10 is mounted on the lower side of the first bearing 11, a stopper rod 16 is mounted at the right end of the rotating sleeve 10, a second spring 17 is mounted inside the right side of the stopper rod 16, a quick-stop switch 18 is connected to the upper end of the second spring 17, and the power shaft 7 comprises a twist 701, A rotating shaft column 702 and a limit strip 703, wherein the lower end of a twist threaded rod 701 is provided with the rotating shaft column 702, four limit strips 703 are arranged at equal angles on the lower side of the rotating shaft column 702, the upper side of the twist threaded rod 701 is connected with an upper die holder 3, the upper sides of the rotating shaft column 702 and the limit strips 703 are connected with a first bearing 11, the lower sides of the rotating shaft column 702 and the limit strips 703 are connected with a ratchet sleeve 8, the twist threaded rod 701 forms a rotating structure with a top plate 4 through an upper die holder 3, a rotating outer sleeve 10 forms a rotating structure with the rotating shaft column 702 through the first bearing 11, an inner ratchet wheel on the lower side of the inner wall of the rotating outer sleeve 10 is engaged with a pawl 9, a connecting rod 13 forms a rotating structure with the ratchet sleeve 8 through a second bearing 12, a first spring 15 is sleeved on the upper side of a guide pillar 2, the upper side of the first spring 15 is connected with the top plate 4, the lower side of a lifting plate 14 is movably connected with the upper die holder 3, and the lifting plate 14 forms a lifting structure with the guide pillar 2 through the first spring 15, the scram switch 18 is movably arranged on the left side of the stop lever 16, the scram switch 18 and the stop lever 16 form a lifting structure through a second spring 17, when the material is loaded, the stop lever 16 is arranged between the lower die holder 1 and the upper die holder 3, then the stop lever 16 is pushed by hand after the material is loaded, the rotating outer sleeve 10 rotates with the rotating shaft column 702 through the first bearing 11, the stop lever 16 is pushed to the right side of the rotating outer sleeve 10 and is far away from the lower die holder 1 and the upper die holder 3, the upper die holder 3 drives the twist threaded rod 701 to rotate rightwards in the descending process, meanwhile, the lifting plate 14 descends through the first spring 15, so that the connecting rod 13 drives the ratchet sleeve 8 to descend through the second bearing 12, the pawl 9 is temporarily clamped in an inner ratchet wheel on the lower side of the rotating outer sleeve 10, the rotating shaft column 702 drives the ratchet sleeve 8 to rotate rightwards through the limiting strip 703, but the ratchet sleeve 8 cannot drive the rotating outer sleeve 10 to rotate rightwards because of the characteristic of the pawl 9, so that the stop lever 16 remains stationary, after the mold is closed, the upper mold base 3 is lifted to drive the twist threaded rod 701 to rotate leftward, the rotating shaft column 702 drives the ratchet sleeve 8 to rotate leftward through the limiting strip 703, the upper mold base 3 is lifted to drive the lifting plate 14 to lift, so that the pawl 9 is temporarily clamped in the inner ratchet wheel of the inner side of the rotating outer sleeve 10, the ratchet sleeve 8 drives the rotating outer sleeve 10 to rotate leftwards due to the characteristics of the pawl 9, so that the stop lever 16 rotates to the left side of the rotary outer sleeve 10, the stop lever 16 is stopped between the lower die holder 1 and the upper die holder 3, when the workpiece is taken down, if the switch is touched by mistake or the mould fails, the upper mould base 3 descends to press the emergency stop switch 18, the emergency stop switch 18 starts emergency braking, meanwhile, the second spring 17 buffers the emergency stop switch 18 to prevent the emergency stop switch 18 from being damaged by pressure, and after emergency braking, the upper die base 3 stops descending to prevent staff from being injured by pressure.
The working principle is as follows: when the device is used, firstly, according to the structure shown in fig. 1, a workpiece is placed in the lower die holder 1, the upper die holder 3 descends along the four guide posts 2 through the lifting posts 6 in the processing process, the upper die holder 3 presses the workpiece, the workpiece is pressed and formed by the upper die holder 3 and the lower die holder 1, then the upper die holder 3 ascends through the lifting posts 6, and then the workpiece is taken out;
according to the figures 2-5, during loading, the blocking rod 16 is located between the lower die holder 1 and the upper die holder 3, then after loading, the blocking rod 16 is pushed by hand, the rotary outer sleeve 10 rotates with the rotary shaft column 702 through the first bearing 11, the blocking rod 16 is pushed to the right side of the rotary outer sleeve 10 and is far away from the lower die holder 1 and the upper die holder 3, the upper die holder 3 drives the twist threaded rod 701 to rotate rightwards during descending, simultaneously the lifting plate 14 descends through the first spring 15, so that the connecting rod 13 drives the ratchet sleeve 8 to descend through the second bearing 12, the pawl 9 is temporarily clamped into the inner ratchet wheel on the lower side of the rotary outer sleeve 10, the rotary shaft column 702 drives the ratchet sleeve 8 to rotate rightwards through the limit strip 703, but the ratchet sleeve 8 cannot drive the rotary outer sleeve 10 to rotate rightwards due to the characteristics of the pawl 9, so that the blocking rod 16 remains in place, after die assembly, the upper die holder 3 ascends to drive the twist threaded rod 701 to rotate leftwards, the rotating shaft column 702 drives the ratchet sleeve 8 to rotate leftwards through the limiting strip 703, the upper die base 3 drives the lifting plate 14 to ascend while ascending, the pawl 9 is temporarily clamped in an inner ratchet wheel on the inner side of the rotating outer sleeve 10, the ratchet sleeve 8 drives the rotating outer sleeve 10 to rotate leftwards due to the characteristics of the pawl 9, the gear lever 16 rotates to the left side of the rotating outer sleeve 10, the gear lever 16 is blocked between the lower die base 1 and the upper die base 3, when a workpiece is taken down, if the workpiece is mistakenly touched by a switch or a die, the upper die base 3 descends and presses on the emergency stop switch 18, the emergency stop switch 18 starts emergency braking, meanwhile, the second spring 17 buffers the emergency stop switch 18, the emergency stop switch 18 is prevented from being crushed, after the emergency braking, the upper die base 3 stops descending, and staff are prevented from being crushed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a stamping die that intelligence was prevented pressing from both sides, includes the die holder, its characterized in that:
the guide post is mounted at the upper end of the lower die base, the upper side of the guide post is movably connected with the upper die base, the upper end of the guide post is provided with a top plate, the middle of the upper end of the top plate is provided with a hydraulic cylinder, the middle of the lower side of the top plate is provided with a lifting column, and the lower end of the lifting column is provided with the upper die base;
the power shaft is movably arranged on the right side of the upper end of the lower die base, the upper side of the power shaft is movably connected with the upper die base, the upper end of the power shaft is movably connected with a top plate, and the lower side of the power shaft is sleeved with a ratchet sleeve;
the second bearing is arranged at the lower end of the ratchet sleeve, a connecting rod is arranged at the left end of the second bearing, a lifting plate is arranged at the upper end of the connecting rod, a first spring is connected to the upper side of the lifting plate, and a pawl is arranged on the upper side of the ratchet sleeve;
first bearing, it is installed the downside of power shaft, rotatory overcoat is installed to first bearing downside, and rotatory overcoat right-hand member installs the shelves pole to shelves pole right side internally mounted has the second spring, and the second spring upper end is connected with emergency stop switch moreover.
2. The intelligent anti-pinch stamping die according to claim 1, wherein four guide posts are mounted at equal angles at the upper end of the lower die base, the upper sides of the lifting posts penetrate through the top plate to be connected with the hydraulic cylinder, and the upper die base forms a lifting structure with the guide posts through the lifting posts.
3. The intelligent anti-pinch stamping die according to claim 1, wherein the power shaft comprises a twist threaded rod, a rotating shaft column and four limiting strips, the rotating shaft column is mounted at the lower end of the twist threaded rod, and the four limiting strips are mounted at equal angles on the lower side of the rotating shaft column.
4. The intelligent anti-pinch stamping die according to claim 3, wherein an upper die base is connected to the upper side of the twist threaded rod, a first bearing is connected to the upper sides of the rotating shaft column and the limiting strip, and a ratchet sleeve is connected to the lower sides of the rotating shaft column and the limiting strip.
5. The intelligent anti-pinch stamping die according to claim 4, wherein the twist threaded rod forms a rotating structure with the top plate through the upper die holder, the rotating outer sleeve forms a rotating structure with the rotating shaft through the first bearing, the inner ratchet wheel on the lower side of the inner wall of the rotating outer sleeve is meshed with the pawl, and the connecting rod forms a rotating structure with the ratchet sleeve through the second bearing.
6. The intelligent anti-pinch stamping die according to claim 1, wherein the first spring sleeve is sleeved on the upper side of the guide post, the upper side of the first spring is connected with the top plate, the lower side of the lifting plate is movably connected with the upper die holder, and the lifting plate and the guide post form a lifting structure through the first spring.
7. The intelligent anti-pinch stamping die according to claim 1, wherein the emergency stop switch is movably mounted on the left side of the stop lever, and the emergency stop switch and the stop lever form a lifting structure through a second spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220723065.9U CN217166106U (en) | 2022-03-31 | 2022-03-31 | Intelligent anti-pinch stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220723065.9U CN217166106U (en) | 2022-03-31 | 2022-03-31 | Intelligent anti-pinch stamping die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217166106U true CN217166106U (en) | 2022-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220723065.9U Expired - Fee Related CN217166106U (en) | 2022-03-31 | 2022-03-31 | Intelligent anti-pinch stamping die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217166106U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116037778A (en) * | 2023-01-06 | 2023-05-02 | 江苏科彦汽车配件有限公司 | Multi-station equal-height stretching tool die |
-
2022
- 2022-03-31 CN CN202220723065.9U patent/CN217166106U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116037778A (en) * | 2023-01-06 | 2023-05-02 | 江苏科彦汽车配件有限公司 | Multi-station equal-height stretching tool die |
| CN116037778B (en) * | 2023-01-06 | 2023-09-26 | 江苏科彦汽车配件有限公司 | Multi-station equal-height stretching tool die |
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Granted publication date: 20220812 |