CN115812446A - Clutch block for high-end garden tool and mold for manufacturing clutch block - Google Patents
Clutch block for high-end garden tool and mold for manufacturing clutch block Download PDFInfo
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- CN115812446A CN115812446A CN202211501862.3A CN202211501862A CN115812446A CN 115812446 A CN115812446 A CN 115812446A CN 202211501862 A CN202211501862 A CN 202211501862A CN 115812446 A CN115812446 A CN 115812446A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 238000004080 punching Methods 0.000 claims description 18
- 238000000926 separation method Methods 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 5
- 210000004907 gland Anatomy 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 210000001503 joint Anatomy 0.000 abstract description 7
- 230000033001 locomotion Effects 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010413 gardening Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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Abstract
The invention discloses a clutch block for a high-end garden tool and a die for manufacturing the clutch block. The clutch block of the invention is improved aiming at the problems that the clutch block in the prior art has larger weight and is easy to generate axial float in the running process, the invention optimally designs the two side parts of the clutch block, cancels the original fixing sheet, and is improved in that the wing parts which are symmetrical up and down are added on the two sides of the clutch block, and the clutch block is butt-jointed and installed into an integral clutch through mutual occlusion between the wing parts; and each clutch block is provided with two spring holes, the spring pieces are installed in a butt joint mode through the spring holes, and the wing parts on the two sides are matched to enable the whole clutch to be firmly in butt joint, so that the clutch is prevented from generating axial movement in the operation process.
Description
Technical Field
The invention relates to the technical field of clutch blocks and manufacturing of the clutch blocks, in particular to a clutch block for a high-end garden tool and a mold for manufacturing the clutch block.
Background
In the prior art, clutch parts of high-end garden tools are applied to clutches of large brush cutters and are mainly used for trimming medium and high road landscape shrubs, and the clutch is required to have the performances of high load, high strength, good stability and the like.
In order to meet the performance, the larger the structure of the clutch is, the thicker the clutch block is, the more serious the problem of dynamic balance in the operation process of the clutch is caused by the increase of weight, the whole weight of the conventional small-sized clutch is about 120g, and in a high-load machine type, only a single-plate clutch block has the weight of nearly 75g, so that the scheme of using a fixed plate to ensure that the clutch does not axially shift in the operation process in the conventional design is not feasible.
In addition, the fixing plates are arranged on two sides of the clutch block in the prior art, and the adjacent clutch blocks are installed in a butt joint mode through the fixing plates, so that the clutch block can be manufactured through a conventional die.
Therefore, in order to solve the above problems, it is necessary to develop a clutch block for a high-end garden tool and a mold for manufacturing the clutch block.
Disclosure of Invention
The invention aims to provide a clutch block for a high-end garden tool and a mould for manufacturing the clutch block aiming at the defects in the prior art; the technical scheme is as follows:
the utility model provides a high-end clutch piece for garden instrument, includes the clutch piece, and the both sides of this clutch piece are provided with wing parts, and the wing parts of both sides are symmetry setting one on top of the other, and adjacent clutch piece passes through the wing part and constitutes whole clutch after mutually occluding.
Furthermore, the inside of each separation and reunion piece all corresponds and is provided with two mount pads, and two mount pads symmetry set up, correspond the inside installation internal component at the clutch through the mount pad.
Furthermore, still all be provided with a spring hole on two inside mount pads of each separation and reunion piece, the spring downthehole correspondence of two adjacent separation and reunion piece between installs the spring part, and is fixed with two adjacent separation and reunion pieces through the spring part.
The invention also provides a manufacturing die of the clutch block for the high-end garden tool, which comprises a middle die, wherein a filling cavity corresponding to the shape and the outline of the clutch block is arranged in the middle die, and the bottom outline of the filling cavity is formed by a next punch, a next second punch, a third punch, a fourth punch and a core rod; and the upper profile of the filling cavity is formed by an upper punch and an upper punch.
Furthermore, the upper punch is used for forming the upper end surface of the clutch block, the upper punch is used for forming a wing part on the right side of the clutch block, the opening of the wing part is upward, and the lower punch is used for matching with the inner side end surface of the wing part on the right side; the next punch is used for forming a wing part on the left side of the clutch block, and the opening of the wing part is downward; the lower three punches are provided with two lower three punches and used for forming mounting seats on two sides of the clutch block; the lower four punches are used for forming the lower side end face of the clutch block; the two core rods respectively penetrate through the lower three punches to correspondingly form two spring holes in the clutch block.
Furthermore, the bottom of the next punch is provided with a corresponding next punch pad and a corresponding next punch cover; the bottom of the lower second punch is provided with a corresponding lower second punch pad and a corresponding lower second punch cover; the bottom of the lower third punch is provided with a corresponding lower third punch pad and a corresponding lower third punch cover; the bottom of the lower four-punch is provided with a corresponding lower four-punch pad and a corresponding lower four-punch cover; the bottom of the core rod is provided with a core rod pressure pad and a core rod gland.
Furthermore, the next punch, the second punch, the third punch, the fourth punch and the core rod can move up and down to adjust the positions, and the positions of the first punch, the second punch, the third punch, the fourth punch and the core rod can be adjusted up and down through the arranged crankshaft mechanism.
Further, the positions of the next stamping pad and the next stamping cover are higher than those of the second stamping pad and the second stamping cover; the positions of the lower second punching pad and the lower second punching cover are higher than those of the lower fourth punching pad and the lower fourth punching cover; the positions of the lower four stamping covers and the lower four stamping pads are higher than those of the lower three stamping pads and the lower three stamping covers; the positions of the lower three stamping pads and the lower three stamping covers are higher than those of the core rod pressing pads and the core rod gland.
Furthermore, the bottom of the mandrel press pad is also provided with a fixed plate, the fixed plate is also provided with a bridge erecting rod, and the bridge erecting rod penetrates upwards through the lower three stamping pads and the lower three stamping covers and is correspondingly arranged on the lower four stamping pads.
Has the beneficial effects that: the invention has the following beneficial effects:
(1) The clutch block of the invention is improved aiming at the problems that the clutch block in the prior art has larger weight and is easy to generate axial float in the running process, the invention optimally designs the two side parts of the clutch block, cancels the original fixing sheet, and is improved in that the wing parts which are symmetrical up and down are added on the two sides of the clutch block, and the clutch block is butt-jointed and installed into an integral clutch through mutual occlusion between the wing parts; two spring holes are formed in each clutch block, spring pieces are installed in a butt joint mode through the spring holes, and the wing parts on the two sides are matched to enable the whole clutch to be firmly in butt joint, so that the clutch is prevented from moving axially in the running process;
(2) The die is mainly designed according to the product shape of the clutch block, and a filling cavity inside the middle die is designed, and an upper punch, a lower punch and a lower punch are correspondingly arranged; separating wing parts on two sides in the clutch block into separate forming punches, namely an upper punch and a lower punch; designing middle molds with consistent shapes according to the outer contour of a product; wherein the lower two-stroke corresponds to the right wing part in the stroke of the upper two-stroke, and the lower two-stroke forms a left wing part; the end surface of the bottom of the clutch block is a fixed punch, and is specifically set as a lower four punch; the mounting seats on two sides of the middle groove are three punches downwards and are designed into a split structure; the two spring holes in the middle are formed by the core rod, the upper template forms a closed space in the middle mold, namely a filling cavity of the middle mold, wing parts on two sides of the clutch block can be reasonably manufactured through the mold, and the mold is stable and reasonable in structure, safe, reliable, convenient to operate and easy to use.
Drawings
FIG. 1 is a clutch block diagram according to the present invention;
FIG. 2 is a perspective view of a clutch plate according to the present invention;
FIGS. 3 and 4 are views of the clutch block corresponding to the positions of the molds;
FIG. 5 is a structural view of a mold for making a clutch block according to the present invention;
FIG. 6 is a top view of an intermediate die of the present invention;
FIG. 7 is a clutch structure view of the clutch pack of the present invention;
FIG. 8 is a next punch configuration of the present invention;
FIG. 9 is a lower second stroke structural diagram of the present invention;
FIG. 10 is a lower three-punch structure of the present invention;
FIG. 11 is a lower four-stroke structural view of the present invention;
FIG. 12 is a view showing the structure of a mandrel bar according to the present invention.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific examples, which are carried out on the premise of the technical solution of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 and 2, a clutch block for a high-end garden tool comprises a clutch block 1, wing parts 2 are arranged on two sides of the clutch block 1, the wing parts 2 on the two sides are symmetrically arranged one above the other, and the adjacent clutch blocks 1 are engaged with each other through the wing parts 2 to form an integral clutch.
Each separation and reunion piece 1's inside all corresponds and is provided with two mount pads 3, and two mount pads 3 symmetry set up, correspond at the inboard installation internal component of clutch through mount pad 3.
Still all be provided with a spring hole 4 on two inside mount pads 3 of each separation and reunion piece 1, correspond in the spring hole 4 between two adjacent separation and reunion pieces 1 and install spring part 5, it is fixed with two adjacent separation and reunion pieces 1 through spring part 5.
The invention relates to a clutch block, which is improved aiming at the problems that the weight of the clutch block is larger and the axial float is easy to occur in the running process in the prior art, the invention optimally designs the two side parts of the clutch block, cancels the original fixing sheet, and is improved in that the wing parts which are symmetrical up and down are added on the two sides of the clutch block, as shown in figure 7, the single clutch block is butt-jointed and installed into an integral clutch through the mutual occlusion between the wing parts on the two sides.
And each clutch block is provided with two spring holes, the spring pieces are installed in a butt joint mode through the spring holes, and the wing parts on the two sides are matched to enable the whole clutch to be firmly in butt joint, so that the clutch is prevented from generating axial movement in the operation process.
As shown in fig. 5-11, the present invention further provides a mold for manufacturing a clutch block for a high-end gardening tool, comprising a middle mold 6, wherein a filling cavity 7 corresponding to the shape and contour of the clutch block 1 is arranged in the middle mold 6, and the bottom contour of the filling cavity 7 is formed by a next punch 8, a next punch 9, a next punch 10, a next punch 11 and a core rod 12; while the upper contour of the filling cavity 7 is formed by an upper punch 13 and an upper punch 14.
As shown in fig. 3 and 4, a specific corresponding diagram of a clutch block and a mold according to the present invention is shown, wherein an upper punch 13 is used for forming an upper end surface of clutch block 1, an upper punch 14 is used for forming wing part 2 on the right side of clutch block 1, the wing part 2 is opened upward, and a lower punch 9 is used for matching with an inner side end surface of wing part 2 on the right side; next punch 8 is intended to constitute wing part 2 on the left side of clutch block 1, with the opening of wing part 2 facing downwards; the lower three punches 10 are provided with two lower three punches and are used for forming the mounting seats 3 on two sides of the clutch block 1; the lower four punches 11 are used for forming the lower side end face of the clutch block 1; two core rods 12 are arranged, and the two core rods 12 respectively penetrate through the lower three punches 10 to correspondingly form two spring holes 4 in the clutch block 1.
The bottom of the next punch 8 is provided with a corresponding next punch pad 81 and a corresponding next punch cover 82; the bottom of the lower second punch 9 is provided with a corresponding lower second punch pad 91 and a corresponding lower second punch cover 92; the bottom of the lower third punch 10 is provided with a corresponding lower third punch pad 101 and a corresponding lower third punch cover 102; the bottom of the lower four-punch 11 is provided with a corresponding lower four-punch pad 111 and a corresponding lower four-punch cover 112; the bottom of the mandrel 12 is provided with a mandrel pressure pad 121 and a mandrel gland 122.
The next punch 8, the second punch 9, the third punch 10, the fourth punch 11 and the core rod 12 can move up and down to adjust the positions, and the positions of the first punch, the second punch, the third punch, the fourth punch and the core rod can be adjusted up and down through the arranged crankshaft mechanism.
The positions of the next punching pad 81 and the next punching cover 82 are set to be higher than the positions of the second punching pad 91 and the second punching cover 92; the positions of the lower second punching pad 91 and the lower second punching cover 92 are higher than the positions of the lower fourth punching pad 111 and the lower fourth punching cover 112; the lower four stamping covers 112 and 111 are higher than the lower three stamping pads 101 and 102; the lower three press pads 101 and the lower three press caps 102 are located higher than the core rod press pads 121 and the core rod press caps 122.
The bottom of the core rod pressure pad 121 is further provided with a fixed plate 15, the fixed plate 15 is further provided with a bridge rod 16, and the bridge rod 16 penetrates upwards through the lower three stamping pads 101 and the lower three stamping covers 102 to be correspondingly arranged on the lower four stamping pads 111.
The die of the invention has the following working process: firstly, the existing forming equipment is generally divided into two types, one is a mechanical press, and the other is an oil pressure press; the two presses are in thousands of autumn, so that no person who is advanced and behind exists, and the company of the mechanical press takes the well-formed sea and Yuchuan machine tables as representatives (of the Japanese family); the company of hydraulic presses is represented by the DORST machine (Germany), in which medium and small-sized structural members are mainly used by mechanical presses.
The structure of the press in the prior art mainly comprises a power area, a feeding and discharging auxiliary area and a die frame area; the power area is provided with a motor and a clutch and is a power source of the machine platform; the main shaft part of the machine table is a transmission mechanism similar to a crankshaft, and the transmission mechanism is driven by a motor to rotate to drive a sliding block mechanism similar to a connecting rod to move up and down; therefore, the power source of each die in the die is completed through the crankshaft mechanism, and the lifting motion of each die is realized through the crankshaft mechanism.
Specifically, the motion of the crankshaft can be regarded as a circular motion, the angle is set to be 0 degree when the crankshaft moves to the top dead center position, the motion angle of the crankshaft is 180 degrees when the crankshaft moves to the bottom dead center position after passing through the top dead center, and then the crankshaft moves upwards through the bottom dead center and returns to the top dead center to complete a circle of motion of 360 degrees. Therefore, the forming action of the die is divided into three stages according to the crank angle:
and (3) filling stage: the crankshaft moves 270 degrees to 360 degrees, the middle die rises to the highest point, the lower second punch and the middle die are synchronously filled with metallurgical powder, and the two templates rise together; the depth from each die surface to the middle die surface can be confirmed at the position, filling of each template is facilitated subsequently, the feeding auxiliary mechanism is linked with the crankshaft, the powder feeder is pushed to the middle of the middle die, powder freely falls into a filling cavity of the middle die, and each movable template is pushed by each cylinder to adjust filling.
And (3) a pressing stage: the crankshaft moves 120 degrees to 180 degrees, the upper punch moves downwards to the position of a bottom dead center, the position is the full length of the product, the length of the product can be adjusted by adjusting the position of the dead center of the upper punch, and the lengths of all the sections of the product can be adjusted by adjusting the fork rod and fork block mechanisms of the next punch, the second punch and the third punch, so that the adjustment is carried out according to the actual use condition.
And (3) demolding: after the pressing forming, the crankshaft moves 180 degrees to 270 degrees, the middle die moves downwards to the position of a bottom dead center, all worm end faces at the position should be flush with the middle die face (or slightly higher than the middle die face), all worm end faces are flush with or higher than the middle die face during die filling, and the worm end faces are higher than the middle die face during next die stripping to form step difference stripping, so that cracks are not easy to generate during stripping at the wing part of the clutch block.
The die is mainly designed according to the product shape of the clutch block, and a filling cavity inside the middle die is designed, and an upper punch, a lower punch and a lower punch are correspondingly arranged; separating wing parts on two sides in the clutch block into separate forming punches, namely an upper punch and a lower punch; designing middle molds with consistent shapes according to the outer contour of a product; wherein the lower second stroke and the upper second stroke correspond to the right wing part in the stroke, and the lower second stroke forms the left wing part; the end surface of the bottom of the clutch block is a fixed punch, and is specifically set as a lower four punch; the mounting seats on two sides of the middle groove are three punches downwards and are designed into a split structure; the two spring holes in the middle are formed by the core rod, the upper template forms a closed space in the middle mold, namely a filling cavity of the middle mold, wing parts on two sides of the clutch block can be reasonably manufactured through the mold, and the mold is stable and reasonable in structure, safe, reliable, convenient to operate and easy to use.
The above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the invention and the appended claims, and all equivalent changes and modifications made within the spirit and scope of the invention as claimed should be included in the appended claims.
Claims (9)
1. The utility model provides a high-end clutch block for garden instrument which characterized in that: the clutch comprises clutch blocks (1), wherein wing parts (2) are arranged on two sides of each clutch block (1), the wing parts (2) on the two sides are symmetrically arranged one above the other, and the adjacent clutch blocks (1) are mutually occluded through the wing parts (2) to form an integral clutch.
2. The clutch block for the high-end garden tool according to claim 1, wherein: the inside of each separation and reunion piece (1) all corresponds and is provided with two mount pads (3), and two mount pads (3) symmetry set up, correspond at the inboard installation internal component of clutch through mount pad (3).
3. The clutch block for the high-end garden tool according to claim 1, wherein: still all be provided with a spring hole (4) on two mount pads (3) of each separation and reunion piece (1) inside, correspond in spring hole (4) between two adjacent separation and reunion pieces (1) and install spring part (5), fix two adjacent separation and reunion pieces (1) through spring part (5).
4. The utility model provides a preparation mould of high-end clutch block for garden instrument which characterized in that: the clutch block comprises a middle die (6), wherein a filling cavity (7) corresponding to the shape and contour of the clutch block (1) is arranged in the middle die (6), and the bottom contour of the filling cavity (7) is formed by a next punch (8), a next punch (9), a next punch (10), a next punch (11) and a core rod (12); the upper contour of the filling cavity (7) is formed by an upper punch (13) and an upper punch (14).
5. The mold for manufacturing the clutch block for the high-end garden tool according to claim 4, wherein: the upper punch (13) is used for forming the upper end surface of the clutch block (1), the upper second punch (14) is used for forming the wing part (2) on the right side of the clutch block (1), the opening of the wing part (2) is upward, and the lower second punch (9) is used for matching with the inner side end surface of the wing part (2) on the right side; the next punch (8) is used for forming a wing part (2) on the left side of the clutch block (1), and the opening of the wing part (2) faces downwards; the lower three punches (10) are provided with two lower three punches and are used for forming mounting seats (3) on two sides of the clutch block (1); the lower four punches (11) are used for forming the lower side end surface of the clutch block (1); the two core rods (12) are arranged, and the two core rods (12) respectively penetrate through the lower three punches (10) to correspondingly form two spring holes (4) in the clutch block (1).
6. The mold for manufacturing the clutch block for the high-end garden tool according to claim 5, wherein: the bottom of the next punch (8) is provided with a corresponding next punch pad (81) and a corresponding next punch cover (82); the bottom of the lower second punch (9) is provided with a corresponding lower second punch pad (91) and a corresponding lower second punch cover (92); the bottom of the lower three-punch (10) is provided with a corresponding lower three-punch pad (101) and a corresponding lower three-punch cover (102); the bottom of the lower four-punch (11) is provided with a corresponding lower four-punch pad (111) and a corresponding lower four-punch cover (112); the bottom of the mandrel (12) is provided with a mandrel pressure pad (121) and a mandrel gland (122).
7. The mold for manufacturing the clutch block for the high-end garden tool according to claim 5, wherein: the next punch (8), the second punch (9), the third punch (10), the fourth punch (11) and the core rod (12) can move up and down to adjust positions, and the positions of the first punch, the second punch, the third punch, the fourth punch and the core rod can be adjusted up and down through the arranged crankshaft mechanism.
8. The mold for manufacturing the clutch block for the high-end garden tool according to claim 6, wherein: the positions of the next stamping pad (81) and the next stamping cover (82) are higher than the positions of the second stamping pad (91) and the second stamping cover (92); the positions of the lower second punching pad (91) and the lower second punching cover (92) are higher than those of the lower fourth punching pad (111) and the lower fourth punching cover (112); the positions of the lower four stamping covers (112) and the lower four stamping pads (111) are higher than those of the lower three stamping pads (101) and the lower three stamping covers (102); the positions of the lower three punching pads (101) and the lower three punching covers (102) are higher than the positions of the core rod pressing pads (121) and the core rod pressing covers (122).
9. The mold for manufacturing the clutch block for the high-end garden tool according to claim 8, wherein: the bottom of the core rod pressure pad (121) is further provided with a fixing plate (15), a bridge erecting rod (16) is further mounted on the fixing plate (15), and the bridge erecting rod (16) penetrates upwards through the lower three stamping pads (101) and the lower three stamping caps (102) to be correspondingly mounted on the lower four stamping pads (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211501862.3A CN115812446B (en) | 2022-11-28 | 2022-11-28 | Clutch block for high-end garden tool and die for manufacturing clutch block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211501862.3A CN115812446B (en) | 2022-11-28 | 2022-11-28 | Clutch block for high-end garden tool and die for manufacturing clutch block |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115812446A true CN115812446A (en) | 2023-03-21 |
| CN115812446B CN115812446B (en) | 2024-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211501862.3A Active CN115812446B (en) | 2022-11-28 | 2022-11-28 | Clutch block for high-end garden tool and die for manufacturing clutch block |
Country Status (1)
| Country | Link |
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| CN (1) | CN115812446B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3477555A (en) * | 1968-01-30 | 1969-11-11 | Mcculloch Corp | Centrifugal friction clutch |
| US4819779A (en) * | 1986-04-08 | 1989-04-11 | Andreas Stihl | Centrifugal clutch |
| JPH11323405A (en) * | 1998-05-11 | 1999-11-26 | Daihatsu Motor Co Ltd | Method and device for molding powder |
| WO2001083135A1 (en) * | 2000-04-28 | 2001-11-08 | Morphic Technologies Aktiebolag | Method and impact machine for forming a body |
| CN1817630A (en) * | 2004-12-20 | 2006-08-16 | 博格华纳公司 | Split die and method for production of compacted powder metal parts |
| JP3160653U (en) * | 2010-04-20 | 2010-07-01 | 強銘工業股▲分▼有限公司 | Motorcycle clutch |
| CN104512048A (en) * | 2013-09-27 | 2015-04-15 | 浙江中平粉末冶金有限公司 | Die for powder forming clutch linkage device |
| CN105370761A (en) * | 2015-12-08 | 2016-03-02 | 国网山东省电力公司莱芜供电公司 | Clutch of electric power unmanned aerial vehicle |
| CN208800782U (en) * | 2018-09-21 | 2019-04-30 | 石家庄精石新材料科技有限公司 | A kind of powder metallurgy die of porous toothed type ratchet |
| CN208800783U (en) * | 2018-09-21 | 2019-04-30 | 石家庄精石新材料科技有限公司 | A kind of powder metallurgy die of special-shaped axis bearing sleeve |
| CN209861648U (en) * | 2019-04-28 | 2019-12-31 | 嘉兴市兴嘉汽车零部件制造有限公司 | Mower clutch |
| CN210183973U (en) * | 2019-04-22 | 2020-03-27 | 宁波好使特电器有限公司 | AC pruning shear clutch mechanical brake |
-
2022
- 2022-11-28 CN CN202211501862.3A patent/CN115812446B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3477555A (en) * | 1968-01-30 | 1969-11-11 | Mcculloch Corp | Centrifugal friction clutch |
| US4819779A (en) * | 1986-04-08 | 1989-04-11 | Andreas Stihl | Centrifugal clutch |
| JPH11323405A (en) * | 1998-05-11 | 1999-11-26 | Daihatsu Motor Co Ltd | Method and device for molding powder |
| WO2001083135A1 (en) * | 2000-04-28 | 2001-11-08 | Morphic Technologies Aktiebolag | Method and impact machine for forming a body |
| CN1817630A (en) * | 2004-12-20 | 2006-08-16 | 博格华纳公司 | Split die and method for production of compacted powder metal parts |
| JP3160653U (en) * | 2010-04-20 | 2010-07-01 | 強銘工業股▲分▼有限公司 | Motorcycle clutch |
| CN104512048A (en) * | 2013-09-27 | 2015-04-15 | 浙江中平粉末冶金有限公司 | Die for powder forming clutch linkage device |
| CN105370761A (en) * | 2015-12-08 | 2016-03-02 | 国网山东省电力公司莱芜供电公司 | Clutch of electric power unmanned aerial vehicle |
| CN208800782U (en) * | 2018-09-21 | 2019-04-30 | 石家庄精石新材料科技有限公司 | A kind of powder metallurgy die of porous toothed type ratchet |
| CN208800783U (en) * | 2018-09-21 | 2019-04-30 | 石家庄精石新材料科技有限公司 | A kind of powder metallurgy die of special-shaped axis bearing sleeve |
| CN210183973U (en) * | 2019-04-22 | 2020-03-27 | 宁波好使特电器有限公司 | AC pruning shear clutch mechanical brake |
| CN209861648U (en) * | 2019-04-28 | 2019-12-31 | 嘉兴市兴嘉汽车零部件制造有限公司 | Mower clutch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115812446B (en) | 2024-10-29 |
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