CN107263177B - Quick-dismantling reliable-operation saw blade mounting structure - Google Patents
Quick-dismantling reliable-operation saw blade mounting structure Download PDFInfo
- Publication number
- CN107263177B CN107263177B CN201710527772.4A CN201710527772A CN107263177B CN 107263177 B CN107263177 B CN 107263177B CN 201710527772 A CN201710527772 A CN 201710527772A CN 107263177 B CN107263177 B CN 107263177B
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- saw blade
- locking cylinder
- fixed sleeve
- screw rod
- flower
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- 238000003825 pressing Methods 0.000 claims abstract description 20
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000007774 longterm Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D47/00—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
Abstract
The invention provides a quick-dismantling reliable-operation saw blade mounting structure which comprises a saw blade replacement group, a rotating main shaft, a chuck, a screw rod, a fixed sleeve, a locking cylinder body, a locking cylinder plug and a flower-shaped pressing disc, wherein a flower-shaped hole is formed in the middle of the saw blade replacement group and is arranged on the left side of the chuck, the chuck is arranged on the outer surface of the rotating main shaft, the screw rod and the fixed sleeve are arranged in the rotating main shaft, the right end of the screw rod is sleeved in the fixed sleeve, the bottom end of the fixed sleeve is in contact with a screw cap of the screw rod, the locking cylinder body is connected with the left end of the screw rod through the left end of the connecting screw rod, the outer side of the locking cylinder plug is arranged at the right end port of the locking cylinder body and is pressed against the top end face of the fixed sleeve, the shape and the size of the flower-shaped pressing disc are consistent with the hole pattern, and the flower-shaped pressing disc is sleeved on the outer surface of the locking cylinder body on the right side of the double nut and is in contact with the left side surface of the saw blade replacement group. The invention has the beneficial effects that: the saw blade can be quickly replaced, and the phenomenon of looseness is avoided when the saw blade runs at a high speed, so that safety accidents are avoided.
Description
Technical Field
The invention belongs to the technical field of material sawing, and particularly relates to a saw blade mounting structure capable of being quickly disassembled and replaced and reliably operated.
Background
In the existing industry, the metal calendaring industry is an important part of various manufacturing industries, and metal products are widely applied to the fields of civil buildings, industrial buildings, bridge construction, petroleum industry, high-rise buildings, underground railways, mine roadways, industrial steel structural members and the like. With the rapid development of economy in China, the requirements on the yield and quality of various rolled products are increased, and the production rhythm of a production line for producing rolled large-section factory material products is higher.
The sawing and sizing cutting of long materials is an important link in a production line, and the problem to be solved is that the saw blade is frequently used, the saw blade is replaced very frequently, the saw blade is quickly replaced, and the saw blade running at high speed does not loose in the use process to cause safety accidents.
Disclosure of Invention
In view of the foregoing, the present invention is directed to a saw blade mounting structure capable of being quickly disassembled and replaced and reliable in operation, so as to solve the above-mentioned drawbacks, and to quickly replace the saw blade and improve the safety.
In order to achieve the above purpose, the technical scheme of the invention is realized as follows:
quick detach trades reliable operation saw bit mounting structure, including changing saw bit group, rotation main shaft, chuck, screw rod, decide cover, locking cylinder body, locking cylinder stopper, double nut and flower shape pressure disk, set up the flower type hole in the middle of changing the saw bit group, and install in the chuck left side, the chuck is installed on the circumference external surface of rotation main shaft, the screw rod is all installed inside the rotation main shaft with deciding the cover, the screw rod right-hand member cup joints in deciding the cover, decide the nut contact of cover bottom and screw rod, the locking cylinder body exposes the screw rod left end of deciding the cover through threaded connection to be connected with the double nut through the external screw thread, the right port department of locking cylinder stopper is located to the locking cylinder body, and presses to lean on the terminal surface of deciding the cover, the peripheral shape and the size of flower type hole shape and the size on the change saw bit group are all unanimous, flower shape pressure disk cover is established at the locking cylinder body surface on double nut right side, and is contacted with the left surface of changing the saw bit group.
Further, the replacement saw blade group comprises a saw blade and a saw disc, and the saw blade is fixed on the right side of the saw disc.
Further, a plurality of corresponding positioning bolt holes are formed in the edge of the saw disc and the saw blade, the saw disc and the saw blade are connected through a plurality of positioning bolts arranged in the positioning bolt holes, a plurality of positioning holes corresponding to the positioning bolt holes are formed in the chuck, and the size of the positioning holes is matched with the size of the positioning bolt heads.
Further, the top end surface of the fixed sleeve is fixedly connected to one end of the rotating main shaft through a bolt.
Further, a limiting groove is formed in the circumferential outer surface of the rotating main shaft along the circumferential direction, and the chuck is installed in the limiting groove.
Further, an oil guide pipe is arranged on the locking cylinder body.
Compared with the prior art, the rapid-disassembly and reliable-operation saw blade mounting structure has the following advantages:
(1) The saw blade mounting structure capable of being quickly disassembled and replaced and reliable in operation can be used for quickly replacing the saw blade, and guaranteeing that the saw blade which is quickly operated in the using process is free from loosening, so that safety accidents are avoided.
(2) The rapid disassembly and replacement reliable operation saw blade mounting structure avoids huge loss caused by replacement of the rotating main shaft when damaged in long-term use, and only needs to replace small part screws.
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 invention. In the drawings:
FIG. 1 is a cross-sectional view of a quick-disconnect reliable running saw blade mounting structure according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a replacement blade set according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of a spindle body and blade locking device according to an embodiment of the present invention;
fig. 4 is a schematic view of a pressing position of a flower-shaped pressing plate and a saw blade replacement set according to an embodiment of the present invention.
Reference numerals illustrate:
1-changing a saw blade set; 11-saw blade; 12-sawing a disc; 13-positioning bolts; 2-a rotating shaft body; 21-rotating the main shaft; 22-chuck; 23-screw; 24-sleeving; 3-a saw blade locking device; 31-locking cylinder; 311-locking cylinder; 312-locking the cylinder plug; 32-double nuts; 33-flower-shaped platen.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
The invention will be described in detail below with reference to the drawings in connection with embodiments.
As shown in fig. 1 to 4, the quick-release reliable-operation saw blade mounting structure comprises a saw blade replacement group 1, a rotating shaft body 2 and a saw blade locking device 3, wherein the rotating shaft body 2 comprises a rotating main shaft 21, a chuck 22, a screw 23 and a fixed sleeve 24, the saw blade locking device 3 comprises a locking cylinder 31, a double nut 32 and a flower-shaped pressing plate 33, the locking cylinder 31 comprises a locking cylinder body 311 and a locking cylinder plug 312, a flower-shaped hole is formed in the middle of the saw blade replacement group 1 and is mounted on the left side of the chuck 22, the chuck 22 is mounted on the circumferential outer surface of the rotating main shaft 21, the screw 23 and the fixed sleeve 24 are mounted inside the rotating main shaft 21, the right end of the screw 23 is sleeved in the fixed sleeve 24, the bottom end of the fixed sleeve 24 is in contact with a screw cap of the screw 23, the left end of the locking cylinder body 311 is exposed out of the fixed sleeve 24 through threaded connection and is connected with the double nut 32 through external threads, the locking cylinder plug 312 is arranged at the right end opening of the locking cylinder body 311 and is pressed against the top end surface of the fixed sleeve 24, the flower-shaped pressing plate 33 is in the shape of the periphery pressing plate 33 and the size of the left side of the chuck 1 is consistent with the size of the flower-shaped pressing plate 311, and the left side of the saw blade replacement cylinder body is in contact with the left side of the chuck 1 and the left side of the saw blade is in contact with the shape of the flower-shaped pressing plate 32.
The replacement saw blade set 1 comprises a saw blade 11 and a saw disc 12, wherein the saw blade 11 is fixed on the right side of the saw disc 12.
The edge of the saw disc 12 and the saw blade 11 are provided with a plurality of corresponding positioning bolt holes, the saw disc 12 and the saw blade 11 are connected through a plurality of positioning bolts 13 arranged in the positioning bolt holes, the chuck 22 is provided with a plurality of positioning holes corresponding to the positioning bolt holes, and the size of the positioning holes is matched with the size of the positioning bolt heads.
The top end surface of the fixed sleeve 24 is fixedly connected to one end of the rotating main shaft 21 through a bolt.
A limit groove is formed in the circumferential outer surface of the rotating main shaft 21 along the circumferential direction, and the chuck 22 is installed in the limit groove.
An oil guide pipe is arranged on the locking cylinder 311.
The installation and removal process for replacing the saw blade set 1 in this embodiment is as follows:
the replacement saw blade set 1 is moved from the left side to the right side of the saw blade locking device 3, the hole pattern of the flower-shaped pressure plate 33 is tightly attached to the chuck 22 through the flower-shaped hole, and the positioning bolts arranged on the replacement saw blade set 1 are matched with the positioning holes on the chuck 22 to position, so that the bolts are not required to be screwed any more, and meanwhile, the time for online combining the replacement saw blade set 1 to the rotating main shaft 21 is saved;
the flower-shaped pressure plate 33 is rotated to form a 45-degree position with the replacement saw blade set 1, as shown in a compressing position in fig. 3, and then the double nuts 32 are screwed down to enable the flower-shaped pressure plate 33 to pre-compress the replacement saw blade set 1;
the locking cylinder 311 is connected with the screw 23 through internal trapezoidal threads and is connected with the double nut 32 through external threads, the locking cylinder plug 312 is pressed against the fixed sleeve 24, and the fixed sleeve 24 is pressed against the nut of the screw 23. At this time, high-pressure oil is pumped into the locking cylinder 31 to cause the locking cylinder body 311 and the locking cylinder plug 312 to generate relative movement, so that the locking cylinder plug 312 is pressed against the screw 23, and no relative movement is generated relative to the rotating main shaft 21; the locking cylinder 311 stretches the screw 23 to stretch and elastically deform the screw 23, at the moment, a gap is formed between the double nut 32 and the flower-shaped pressing disc 33, and then the double nut 32 is screwed down to enable the flower-shaped pressing disc 33 to finally press and replace the saw blade set 1;
then the oil pressure is withdrawn, at the moment, the strong elastic deformation force of the screw rod 23 tightly presses the replacement saw blade set 1, the replacement saw blade set 1 runs safely and stably through friction force, and huge loss of replacing the rotating main shaft 21 due to long-term use damage can not occur, and only the screw rod 23 of a small part is required to be replaced.
The disassembly process is as follows: high-pressure oil is pumped into the locking cylinder 31, the screw rod 23 is stretched and elastically deformed again, a gap is formed between the double nut 32 and the flower-shaped pressing plate 33 at the moment, then the double nut 32 is unscrewed to separate the flower-shaped pressing plate 33 from the replacement saw blade set 1, the flower-shaped pressing plate 33 is rotated to align the flower holes of the replacement saw blade set 1, and the replacement saw blade set 1 is lifted out from the side.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (3)
1. Quick detach trades reliable operation saw bit mounting structure, its characterized in that: the novel saw blade structure comprises a saw blade replacement group (1), a rotating main shaft (21), a chuck (22), a screw rod (23), a fixed sleeve (24), a locking cylinder body (311), a locking cylinder plug (312), a double nut (32) and a flower-shaped pressing disc (33), wherein a flower-shaped hole is formed in the middle of the saw blade replacement group (1), the novel saw blade replacement structure is arranged on the left side of the chuck (22), the chuck (22) is arranged on the circumferential outer surface of the rotating main shaft (21), the screw rod (23) and the fixed sleeve (24) are arranged inside the rotating main shaft (21), the right end of the screw rod (23) is sleeved in the fixed sleeve (24), the bottom end of the fixed sleeve (24) is in contact with a nut of the screw rod (23), the locking cylinder body (311) is exposed out of the left end of the screw rod (23) of the fixed sleeve (24) through threaded connection, is connected with the double nut (32) through external threads, the locking cylinder plug (312) is arranged at the right end opening of the locking cylinder body (311) and is pressed against the top end surface of the fixed sleeve (24), the flower-shaped pressing disc (33) is in the shape of the periphery of the pressing disc and the size of the fixed sleeve (21), the right side of the pressing disc is in accordance with the size of the flower-shaped pressing disc (33), and the left side of the saw blade replacement structure is in contact with the left side of the saw blade (32) and the left side of the saw blade (32);
the saw blade replacement group (1) comprises a saw blade (11) and a saw disc (12), wherein the saw blade (11) is fixed on the right side of the saw disc (12);
the edge of the saw disc (12) and the saw blade (11) are provided with a plurality of corresponding positioning bolt holes, the saw disc (12) and the saw blade (11) are connected through a plurality of positioning bolts (13) arranged in the positioning bolt holes, the chuck (22) is provided with a plurality of positioning holes corresponding to the positioning bolt holes, and the size of the positioning holes is matched with the size of the positioning bolt heads;
the top end surface of the fixed sleeve (24) is fixedly connected with one end of the rotating main shaft (21) through a bolt.
2. The quick-disconnect reliable running saw blade mounting structure of claim 1, wherein: and a limiting groove is formed in the circumferential outer surface of the rotating main shaft (21) along the circumferential direction, and the chuck (22) is arranged in the limiting groove.
3. The quick-disconnect reliable running saw blade mounting structure of claim 1, wherein: an oil guide pipe is arranged on the locking cylinder body (311).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710527772.4A CN107263177B (en) | 2017-06-30 | 2017-06-30 | Quick-dismantling reliable-operation saw blade mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710527772.4A CN107263177B (en) | 2017-06-30 | 2017-06-30 | Quick-dismantling reliable-operation saw blade mounting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107263177A CN107263177A (en) | 2017-10-20 |
| CN107263177B true CN107263177B (en) | 2023-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710527772.4A Active CN107263177B (en) | 2017-06-30 | 2017-06-30 | Quick-dismantling reliable-operation saw blade mounting structure |
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| Country | Link |
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| CN (1) | CN107263177B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108176892A (en) * | 2018-01-25 | 2018-06-19 | 李嘉顺 | A kind of metal rotation blade |
| CN109227774A (en) * | 2018-10-18 | 2019-01-18 | 葛家伊 | A kind of machine and wood cutting blade attachment device and its application method |
| IT201900001027A1 (en) * | 2019-01-23 | 2020-07-23 | Saccardo Elettromeccanica S R L | AN ELECTRIC SPINDLE |
| CN110653419A (en) * | 2019-10-30 | 2020-01-07 | 天津市中重科技工程有限公司 | Cold saw blade assembly structure |
| CN114473050B (en) * | 2021-12-31 | 2025-03-25 | 中重科技(天津)股份有限公司 | A new type of saw blade locking device |
| CN114483732A (en) * | 2021-12-31 | 2022-05-13 | 中重科技(天津)股份有限公司 | A new automatic ejection device for saw blade locking cylinder |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4657428A (en) * | 1985-09-10 | 1987-04-14 | Wiley Edward R | Quick change mechanism for circular saw blades and other spinning disc devices |
| CN2902627Y (en) * | 2006-03-31 | 2007-05-23 | 江苏江佳机械有限公司 | Saw blade swing arm structure of carpenter's material breaking saw |
| CN102069483A (en) * | 2009-09-30 | 2011-05-25 | 罗伯特·博世有限公司 | Cutting tool for hand-held tool machine |
| CN202239928U (en) * | 2011-09-09 | 2012-05-30 | 南京金鑫传动设备有限公司 | Bevel gear box for hot saw |
| CN103358358A (en) * | 2013-08-06 | 2013-10-23 | 颜夏根 | Sawing machine |
| CN106312185A (en) * | 2015-07-09 | 2017-01-11 | 大连光洋科技集团有限公司 | Direct-drive circular sawing machine |
| CN205905150U (en) * | 2016-06-27 | 2017-01-25 | 青岛尘霸工贸有限公司 | Integral type dust absorption power and mitre saw |
| CN207104448U (en) * | 2017-06-30 | 2018-03-16 | 天津市中重科技工程有限公司 | Quickly change reliability service saw blade mounting structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8250958B2 (en) * | 2009-01-21 | 2012-08-28 | Newstar (Asia) Ltd | Electric saw device |
-
2017
- 2017-06-30 CN CN201710527772.4A patent/CN107263177B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4657428A (en) * | 1985-09-10 | 1987-04-14 | Wiley Edward R | Quick change mechanism for circular saw blades and other spinning disc devices |
| CN2902627Y (en) * | 2006-03-31 | 2007-05-23 | 江苏江佳机械有限公司 | Saw blade swing arm structure of carpenter's material breaking saw |
| CN102069483A (en) * | 2009-09-30 | 2011-05-25 | 罗伯特·博世有限公司 | Cutting tool for hand-held tool machine |
| CN202239928U (en) * | 2011-09-09 | 2012-05-30 | 南京金鑫传动设备有限公司 | Bevel gear box for hot saw |
| CN103358358A (en) * | 2013-08-06 | 2013-10-23 | 颜夏根 | Sawing machine |
| CN106312185A (en) * | 2015-07-09 | 2017-01-11 | 大连光洋科技集团有限公司 | Direct-drive circular sawing machine |
| CN205905150U (en) * | 2016-06-27 | 2017-01-25 | 青岛尘霸工贸有限公司 | Integral type dust absorption power and mitre saw |
| CN207104448U (en) * | 2017-06-30 | 2018-03-16 | 天津市中重科技工程有限公司 | Quickly change reliability service saw blade mounting structure |
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| Publication number | Publication date |
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| CN107263177A (en) | 2017-10-20 |
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Address after: No.16, Jingxiang Road, Science Park, Beichen District, Tianjin, 300409 Applicant after: Zhongzhong Technology (Tianjin) Co.,Ltd. Address before: No.16, Jingxiang Road, Science Park, Beichen District, Tianjin, 300409 Applicant before: TIANJIN ZHONGZHONG SCIENCE TECHNOLOGY & ENGINEERING Co.,Ltd. |
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