JPS6425331U - - Google Patents
Info
- Publication number
- JPS6425331U JPS6425331U JP10689487U JP10689487U JPS6425331U JP S6425331 U JPS6425331 U JP S6425331U JP 10689487 U JP10689487 U JP 10689487U JP 10689487 U JP10689487 U JP 10689487U JP S6425331 U JPS6425331 U JP S6425331U
- Authority
- JP
- Japan
- Prior art keywords
- striker
- rotating rotor
- carbide material
- blower
- rotating
- 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.)
- Granted
Links
- 239000000463 material Substances 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims 1
- 238000002844 melting Methods 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Crushing And Pulverization Processes (AREA)
Description
第１図は本考案の一実施例に係る打撃子に関す
るもので、同図ａはその側断面図、同図ｂはその
正面図（右半分のみ）、第２図ａ，ｂ，ｃはそれ
ぞれ同打撃子の変形例を示す第１図ａ相当図であ
る。第３図ａ及びｂは本考案の他の実施例に係る
打撃子に関するもので、同図ａ及びｂは第１図ａ
及びｂに相当する図、第４図は第３図に示した打
撃子の変形例を示し、同図ａ及びｂは第３図ａ相
当図、第５図は実験により得られた打撃子先端部
の摩耗状況を示す部分側面図、第６図は計算によ
り得られた超硬チツプの摩耗状況を示す概念図、
第７図は超硬チツプの最小厚さと接合面の傾斜角
度を種々変更させた組み合わせにより得られる超
硬チツプにおける割れ欠けの発生状況を示すグラ
フである。また第８図は従来の衝撃式破砕機の一
例を示す側断面図、第９図は従来の打撃子の摩耗
の進行状態を示す説明図である。
（符号の説明）、１０，１０ａ，１０ｂ，１０
ｃ，１０ｄ，２１ｄ，２１ｇ…打撃子、１１，１
１ｄ…打撃子本体、１３…インロー部、１４，２
０ｇ…接合台、１５，１５ａ〜１５ｈ，２１ｄ，
２１ｇ…超硬チツプ（超硬材料片）。
Figure 1 shows a striker according to an embodiment of the present invention; Figure a is a side sectional view thereof, Figure b is a front view (right half only), and Figures 2 a, b, and c are respectively FIG. 2 is a view corresponding to FIG. 1a showing a modification of the striking element. Figures 3a and b relate to a striker according to another embodiment of the present invention;
4 shows a modified example of the striker shown in FIG. 3, FIG. Figure 6 is a conceptual diagram showing the wear status of the carbide tip obtained by calculation.
FIG. 7 is a graph showing the occurrence of cracking and chipping in carbide chips obtained by various combinations of the minimum thickness of the carbide chips and the angle of inclination of the joint surfaces. Further, FIG. 8 is a side sectional view showing an example of a conventional impact type crusher, and FIG. 9 is an explanatory diagram showing the progress of wear of a conventional impactor. (Explanation of symbols), 10, 10a, 10b, 10
c, 10d, 21d, 21g...Blower, 11,1
1d... Striker body, 13... Spigot part, 14, 2
0g...Joining table, 15, 15a to 15h, 21d,
21g...Carbide chip (carbide material piece).
Claims (1)
に回転する回転ロータと、上記回転ロータの外周
部に固設された複数の打撃子と、上記回転ロータ
の周囲に適当距離隔てて設けられた反発板とを具
備し、 回転する打撃子に跳ね飛ばされた原料をこの打
撃子と上記反発板とに衝突させて破砕する衝撃式
破砕機用の打撃子において、 上記打撃子又は、この打撃子に着脱自在に取り
付けられる接合台に熱溶融により接合される超硬
材料片の内、少なくとも最外側の超硬材料片の回
転ロータ周方向の厚みを回転ロータの半径方向外
側ほど厚くしたことを特徴とする衝撃式破砕機用
打撃子。 ２ 超硬材料片の回転ロータ半径方向の厚みを少
なくとも３mmとし、超硬材料片の破砕面と接合台
への接合面とのなす角度を３〜２５°とした実用
新案登録請求の範囲第１項記載の衝撃式破砕機用
打撃子。[Claims for Utility Model Registration] 1. A rotating rotor that rotates around a main shaft provided inside a casing, a plurality of strikers fixed to the outer periphery of the rotating rotor, and a plurality of striking elements arranged around the rotating rotor. A striker for an impact crusher, which is equipped with a repulsion plate provided at a distance, and crushes raw material bounced by the rotating striker by colliding with the striker and the repulsion plate, wherein the above-mentioned blow The thickness of at least the outermost piece of carbide material in the circumferential direction of the rotating rotor among the pieces of carbide material to be bonded by heat melting to the joining table that is detachably attached to the striker A blower for an impact type crusher, which is characterized by being thicker. 2. The thickness of the carbide material piece in the radial direction of the rotating rotor is at least 3 mm, and the angle between the crushed surface of the carbide material piece and the joint surface to the joining table is 3 to 25 degrees.Claim 1 A blower for the impact type crusher described in Section 1.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10689487U JPH0331408Y2 (en) | 1987-03-06 | 1987-07-10 | |
| AU12700/88A AU595434B2 (en) | 1987-03-06 | 1988-03-04 | Impact crushing machine |
| DE3807176A DE3807176A1 (en) | 1987-03-06 | 1988-03-04 | IMPACT CRUSHERS |
| GB8805249A GB2202463B (en) | 1987-03-06 | 1988-03-04 | Impact crushing machine |
| US07/164,181 US4871119A (en) | 1987-03-06 | 1988-03-04 | Impact crushing machine |
| DK116888A DK116888A (en) | 1987-03-06 | 1988-03-04 | STROKE pounders |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3283987 | 1987-03-06 | ||
| JP10689487U JPH0331408Y2 (en) | 1987-03-06 | 1987-07-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6425331U true JPS6425331U (en) | 1989-02-13 |
| JPH0331408Y2 JPH0331408Y2 (en) | 1991-07-03 |
Family
ID=31717701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10689487U Expired JPH0331408Y2 (en) | 1987-03-06 | 1987-07-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0331408Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08327257A (en) * | 1995-05-30 | 1996-12-13 | Fujikura Ltd | Heat pipe and manufacture thereof |
| JP2015136645A (en) * | 2014-01-21 | 2015-07-30 | 新日鐵住金株式会社 | sintered ore crusher |
| JP2022132927A (en) * | 2021-03-01 | 2022-09-13 | ナシモト工業株式会社 | Plate for work such as plate for thin tearing and plate for cultivation |
-
1987
- 1987-07-10 JP JP10689487U patent/JPH0331408Y2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08327257A (en) * | 1995-05-30 | 1996-12-13 | Fujikura Ltd | Heat pipe and manufacture thereof |
| JP2015136645A (en) * | 2014-01-21 | 2015-07-30 | 新日鐵住金株式会社 | sintered ore crusher |
| JP2022132927A (en) * | 2021-03-01 | 2022-09-13 | ナシモト工業株式会社 | Plate for work such as plate for thin tearing and plate for cultivation |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0331408Y2 (en) | 1991-07-03 |
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