CN204053064U - A kind of changing cutter device and cutting to length machine - Google Patents
A kind of changing cutter device and cutting to length machine Download PDFInfo
- Publication number
- CN204053064U CN204053064U CN201420290447.2U CN201420290447U CN204053064U CN 204053064 U CN204053064 U CN 204053064U CN 201420290447 U CN201420290447 U CN 201420290447U CN 204053064 U CN204053064 U CN 204053064U
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- driving head
- cutter device
- contiguous block
- confined planes
- changing cutter
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Abstract
The utility model provides a kind of changing cutter device and cutting to length machine.Changing cutter device comprises tool rest, the contiguous block be connected with tool rest, the drives structure that is connected with contiguous block, contiguous block is formed with a spacing space, driving head stretches into spacing space, spacing space comprises the first confined planes and the second confined planes, changing cutter device also comprises: elastic component, two ends respectively with driving head and drive body to be connected, when drives structure institute output drive strength is zero, there is between driving head and the first confined planes the first interval, and between the second confined planes, there is the second interval.Cutting to length machine of the present utility model, its changing cutter device utilizes elastic component having decrement by during external force, in the characteristic without reply nature during External Force Acting, make to produce gap between driving head and contiguous block, thus avoid contiguous block when moving up and down and driving head come in contact and produce the phenomenon that noise even damages driving head and drives structure, finally substantially increase the operating rate of cutting to length machine.
Description
Technical field
The utility model relates to technical field of mechanical equipment, particularly relates to a kind of changing cutter device and cutting to length machine.
Background technology
Cutting to length machine is the key equipment of production line of bar, and its function shears steel according to cut lengths.The feature of this cutter is that lower scissor blade 3 maintains static, and upper scissor blade 4 has moved up and down shear action.Lower scissor blade 3 and upper scissor blade 4 are separately fixed on lower tool rest 2 and upper cutter head 5, upper and lower tool rest respectively with two hydraulic cylinders 7 are connected, when cutting edge wearing and tearing need to change, the nut of locking tool rest unclamps, hydraulic cylinder 7 stretches out, upper and lower tool rest and cutting edge are together pushed into and change on cutting edge dolly 1 outside cutting to length box body 6, after operating personnel change old cutting edge, upper and lower tool rest and new cutting edge are drawn in cutting to length box body 6 by hydraulic cylinder 7, the nut check tool rest of locking tool rest, cutter can normally work.
The hydraulic cylinder cylinder head linked vector graph of cutting to length machine changing cutter device conventional at present as shown in Figure 2, tool rest 11 and contiguous block 12 are bolted connection, hydraulic cylinder cylinder head 13 is connected by screw threads for fastening with cylinder body 14, when cylinder body 14 stretches out or retracts, by hydraulic cylinder cylinder head 13, contiguous block 12 and tool rest 11 are together released or drawn in cutting to length box body, thus finally realize more changing jobs of cutting edge.
Above-mentioned changing cutter device hydraulic cylinder cylinder head linked vector graph, as shown in Figure 2, has the following disadvantages:
(1) when cylinder body 14 is retracted, tool rest 11 is drawn in cutting to length box body together with contiguous block 12, and now, hydraulic cylinder cylinder head 13 and contiguous block 12 fit in contact surface A (shown in figure bis-).When shearing machine is sheared steel, lower scissor blade maintains static, and upper scissor blade moves up and down and to shear steel.Now tool rest 11 and contiguous block 12 also will move up and down, and in the process of motion, contiguous block 12 and hydraulic cylinder cylinder head 13, at contact surface A place, will rub back and forth, produce noise, cause noise pollution to the environment of surrounding;
(2) vibrations owing to producing when shearing steel, contiguous block 12 likely can change with the relative position of hydraulic cylinder cylinder head 13, when contiguous block 12 moves up and down, may interfere with hydraulic cylinder cylinder head 13, produce collision, finally cause hydraulic cylinder cylinder head 13 or even whole cylinder body 14 to be damaged;
(3) when hydraulic cylinder 13 or cylinder body 14 are damaged, just need to shut down the part changed and damage, this will increase the downtime of shearing machine greatly, reduces the operating rate of shearing machine.
Utility model content
In order to overcome hydraulic cylinder cylinder head in prior art pull contiguous block time, hydraulic cylinder cylinder head contacts the technical problem causing and wear and tear and shake mutually with contiguous block, the utility model provides a kind of changing cutter device and cutting to length machine.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme:
The utility model provides a kind of changing cutter device, comprise the tool rest for arranging cutting edge, the contiguous block be connected with described tool rest, the drives structure be connected with described contiguous block, described drives structure comprises fixing driving body and can relative to the driving head driving body movement, described contiguous block is formed with a spacing space, described driving head stretches into described spacing space, described spacing space comprises for limiting described contiguous block towards the first confined planes of first direction movement with for limiting second confined planes of described contiguous block towards second direction movement opposite to the first direction, described changing cutter device also comprises:
Elastic component, two ends are connected with described driving head and described driving body respectively, wherein when described drives structure institute output drive strength is zero, between described driving head and described first confined planes, there is the first interval, and between described second confined planes, there is the second interval.
Furthermore, in described changing cutter device,
Described driving head along described first direction promote described contiguous block move time, the first surface of described driving head contacts with described first confined planes, second and described second confined planes interval first distance of described driving head, now the amount of tension of described elastic component is less than described first distance;
When described driving head pulls described contiguous block to move along described second direction, second of described driving head contacts with described second confined planes, described first confined planes and described first confined planes interval second distance, now the decrement of described elastic component is less than described second distance.
Furthermore, in described changing cutter device, wherein when described drives structure institute output drive strength is zero, described elastic component returns back to natural length state, and drives described driving head to be separated with described first confined planes or the second confined planes.
Furthermore, in described changing cutter device, second of described driving head is with described second confined planes the inclined-plane tilted to same direction.
Furthermore, in described changing cutter device, described driving head comprises an end, described end is arranged the first surface of described driving head and second of described driving head, described driving head comprises a cylindrical midsection be connected with described end, and described pars intermedia stretches out by described spatial accommodation.
Furthermore, in described changing cutter device, described end is connected in T shape with described pars intermedia, and described spatial accommodation is a T-slot coordinated with described end and described pars intermedia.
Furthermore, in described changing cutter device, between described pars intermedia and described spatial accommodation, there is an interval.
Furthermore, in described changing cutter device, described drives structure is pressure cylinder, and described driving head is cylinder head, and described driving body is pressure cylinder body, and described cylinder head is connected by screw threads for fastening with described pressure cylinder body.
Furthermore, in described changing cutter device, described elastic component is elastic colloid or disc spring or spring.
The utility model additionally provides a kind of cutting to length machine, comprises changing cutter device as above.
The beneficial effects of the utility model are: a kind of novel cutting to length machine of the present utility model, its changing cutter device utilizes elastic component having decrement by during external force, in the characteristic without reply nature during External Force Acting, make to produce gap between driving head and contiguous block, thus avoid contiguous block when moving up and down and driving head come in contact and produce the phenomenon that noise even damages driving head and drives structure, finally substantially increase the operating rate of cutting to length machine.
Accompanying drawing explanation
Fig. 1 represents the surface structure schematic diagram of cutting to length machine in prior art;
Fig. 2 represents the structural representation of changing cutter device in prior art;
Structural representation when Fig. 3 represents that the elastic component of changing cutter device in the utility model embodiment is compressed and recovers nature;
Fit structure schematic diagram when Fig. 4 represents that the driving head of changing cutter device in the utility model embodiment pulls contiguous block.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with the accompanying drawings and the specific embodiments the utility model is described in detail.
The utility model provides a kind of changing cutter device, comprise the tool rest for arranging cutting edge, the contiguous block be connected with described tool rest, the drives structure be connected with described contiguous block, described drives structure comprises fixing driving body and can relative to the driving head driving body movement, described contiguous block is formed with a spacing space, described driving head stretches into described spacing space, described spacing space comprises for limiting described contiguous block towards the first confined planes of first direction movement with for limiting second confined planes of described contiguous block towards second direction movement opposite to the first direction, described changing cutter device also comprises: elastic component, two ends are connected with described driving head and described driving body respectively, wherein when described drives structure institute output drive strength is zero, between described driving head and described first confined planes, there is the first interval, and between described second confined planes, there is the second interval.
Changing cutter device of the present utility model, arranges an elastic component between driving head and drives structure body, and when driving head drives contiguous block to move under drives structure ontology-driven time, driving head contacts with contiguous block.And after adding elastic component, after elastic component to be undertaken by driving head being extruded in telescopic process or stretching, when after the driving force disappearance that drives structure produces driving head, elastic component will drive driving head to recover the state of natural length, and at this moment driving head and contiguous block isolate a gap.Thus avoid in motion process due to driving head and the fricative noise of contiguous block and the wearing and tearing causing part; it also avoid the damage of colliding between parts and causing; cutting to length machine would not be shut down because of the part needing replacing to damage, and greatly will improve the operating rate of cutting to length machine.
With reference to shown in Fig. 3, take drives structure as hydraulic cylinder, namely driving head is hydraulic cylinder cylinder head, and drives structure body is cylinder body is example, is described the structure of changing cutter device of the present utility model and course of action.
Contiguous block 12 one end is connected with tool rest 11, and the other end is connected with hydraulic cylinder cylinder head 13, and cylinder body 14 drives hydraulic cylinder cylinder head 13 stretching motion.The piston rod extension of cylinder body 14 is lengthened, then can increase an elastic component 15 between hydraulic cylinder cylinder head 13 and cylinder body 14, elastic component 15 is L in its length of nature, elastic component 15 has decrement by during external force, replying the characteristic of nature without during External Force Acting, elastic component can be elastic colloid (such as rubber, flexiplast etc.) or disc spring or spring.
Hydraulic cylinder cylinder head 13 comprises a cylindrical midsection 132, and end 131 is connected with pars intermedia 132, and pars intermedia 132 stretches out by described spatial accommodation.The end 131 of hydraulic cylinder cylinder head 13 is connected in T shape with pars intermedia 132, and spatial accommodation is a T-slot coordinated with end 131 and pars intermedia 132.Certainly, the shape of driving head and contiguous block is not limited only to diagramatic content.
With reference to shown in Fig. 3 and Fig. 4, pull contiguous block 12 motion process for hydraulic cylinder cylinder head 13, be described in detail.
Hydraulic cylinder cylinder head 13 is along when pulling contiguous block 12 to move to right direction in diagram, second face 133 of end 131 contacts with the second confined planes 111 of contiguous block 12, the first surface 134 of end 131 and the first confined planes 112 interval second distance of contiguous block 12, elastic component 15 now between hydraulic cylinder cylinder head 13 and cylinder body 14 is extruded, be S by decrement, the decrement of elastic component 15 is less than second distance, can ensure when elastic component recovers natural length state like this, and drive hydraulic cylinder cylinder head 13 to be separated with the first confined planes 112.So, between the first surface 134 of end 131 and the first confined planes 112 of contiguous block 12, there is interval.
Now elastic component 15 length becomes L ', tool rest 11 is drawn in pressure release after in shearing machine casing by cylinder body 14, now hydraulic cylinder cylinder head 13 is not by External Force Acting, then elastic component 15 is replied nature and hydraulic cylinder cylinder head 13 is released a segment distance S, returns to nature length L.Clearance t is produced with the second confined planes 111 of contiguous block 12 in the second face 133 of end 131, also must ensure that the first surface 134 of the end 131 of hydraulic cylinder cylinder head 13 exists gap e with the first confined planes 112 of contiguous block 12 simultaneously, meanwhile, certain gap value (this gap ensures by during size design) is also ensured between the side of the pars intermedia 132 of hydraulic cylinder cylinder head 13 and the T-slot of contiguous block 12.Ensure that hydraulic cylinder cylinder head 13 all has enough gap values with the T-slot surrounding of contiguous block 12, when contiguous block 12 moves up and down, can not friction be produced with hydraulic cylinder cylinder head 13, thus avoid in motion process due to fricative noise; Because contiguous block 12 and hydraulic cylinder cylinder head 13 do not come in contact, therefore contiguous block 12 and hydraulic cylinder 13 because in use producing wearing and tearing, can not cause the damage of part; Hydraulic cylinder cylinder head 13 and cylinder body 14 can not cause the damage of each part because colliding with contiguous block 12; Each part does not damage, and would not shut down, greatly will improve the operating rate of cutting to length machine because of the part needing replacing to damage.
In like manner, when hydraulic cylinder cylinder head along diagram in left direction promote described contiguous block move time, the first surface of end contacts with described first confined planes, and second and the second confined planes interval first distance of end, now the amount of tension of elastic component is less than described first distance.Time elastic component recovers natural length, second in end produces gap with the second confined planes, also must ensure that the first surface of the end of hydraulic cylinder cylinder head and the first confined planes exist gap simultaneously.Its process is the same when pulling contiguous block to move with technique effect with above-mentioned hydraulic cylinder cylinder head, does not repeat them here.
With reference to shown in Fig. 4, the second face 133 of end 131 is with the second confined planes 111 of contiguous block 12 inclined-plane tilted to same direction.The friction between end 131 and contiguous block 12 can be reduced, increase the service life of parts, reduce operating noise.
Certainly, drives structure also can be pneumatic cylinder, or motorized drive structure drives driving head to carry out moving etc., is not limited only to the hydraulic cylinder in above-mentioned citing.
The utility model additionally provides a kind of cutting to length machine, comprises changing cutter device as above.
It should be noted that, this cutting to length machine is the cutting to length machine comprising above-mentioned changing cutter device, and the implementation of above-mentioned changing cutter device embodiment is equally applicable to, in the embodiment of this cutting to length machine, also can reach identical technique effect.
A kind of novel cutting to length machine of the present utility model, its changing cutter device utilizes elastic component having decrement by during external force, in the characteristic without reply nature during External Force Acting, make to produce gap between hydraulic cylinder cylinder head and contiguous block, thus avoid contiguous block when moving up and down and hydraulic cylinder head come in contact and produce the phenomenon that noise even damages hydraulic cylinder cylinder head and hydraulic cylinder, finally substantially increase the operating rate of cutting to length machine.
Above-described is preferred embodiment of the present utility model; should be understood that the ordinary person for the art; can also make some improvements and modifications not departing under principle prerequisite described in the utility model, these improvements and modifications are also in protection domain of the present utility model.
Claims (10)
1. a changing cutter device, comprise the tool rest for arranging cutting edge, the contiguous block be connected with described tool rest, the drives structure be connected with described contiguous block, described drives structure comprises fixing driving body and can relative to the driving head driving body movement, described contiguous block is formed with a spacing space, described driving head stretches into described spacing space, described spacing space comprises for limiting described contiguous block towards the first confined planes of first direction movement with for limiting second confined planes of described contiguous block towards second direction movement opposite to the first direction, it is characterized in that, described changing cutter device also comprises:
Elastic component, two ends are connected with described driving head and described driving body respectively, wherein when described drives structure institute output drive strength is zero, between described driving head and described first confined planes, there is the first interval, and between described second confined planes, there is the second interval.
2. changing cutter device as claimed in claim 1, is characterized in that,
Described driving head along described first direction promote described contiguous block move time, the first surface of described driving head contacts with described first confined planes, second and described second confined planes interval first distance of described driving head, now the amount of tension of described elastic component is less than described first distance;
When described driving head pulls described contiguous block to move along described second direction, second of described driving head contacts with described second confined planes, described first confined planes and described first confined planes interval second distance, now the decrement of described elastic component is less than described second distance.
3. changing cutter device as claimed in claim 2, it is characterized in that, wherein when described drives structure institute output drive strength is zero, described elastic component returns back to natural length state, and drives described driving head to be separated with described first confined planes or the second confined planes.
4. changing cutter device as claimed in claim 2, it is characterized in that, second of described driving head is with described second confined planes the inclined-plane tilted to same direction.
5. changing cutter device as claimed in claim 2, it is characterized in that, described driving head comprises an end, described end is arranged the first surface of described driving head and second of described driving head, described driving head comprises a cylindrical midsection be connected with described end, and described pars intermedia stretches out by spatial accommodation.
6. changing cutter device as claimed in claim 5, it is characterized in that, described end is connected in T shape with described pars intermedia, and described spatial accommodation is a T-slot coordinated with described end and described pars intermedia.
7. changing cutter device as claimed in claim 5, is characterized in that there is an interval between described pars intermedia and described spatial accommodation.
8. changing cutter device as claimed in claim 1, it is characterized in that, described drives structure is pressure cylinder, and described driving head is cylinder head, and described driving body is pressure cylinder body, and described cylinder head is connected by screw threads for fastening with described pressure cylinder body.
9. changing cutter device as claimed in claim 1, is characterized in that, described elastic component is elastic colloid or disc spring or spring.
10. a cutting to length machine, is characterized in that, comprises changing cutter device as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420290447.2U CN204053064U (en) | 2014-06-03 | 2014-06-03 | A kind of changing cutter device and cutting to length machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420290447.2U CN204053064U (en) | 2014-06-03 | 2014-06-03 | A kind of changing cutter device and cutting to length machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204053064U true CN204053064U (en) | 2014-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420290447.2U Withdrawn - After Issue CN204053064U (en) | 2014-06-03 | 2014-06-03 | A kind of changing cutter device and cutting to length machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN204053064U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105312657A (en) * | 2014-06-03 | 2016-02-10 | 北京京诚瑞信长材工程技术有限公司 | Shear blade replacement device and sizing shearing machine |
| CN106180870A (en) * | 2016-07-26 | 2016-12-07 | 中冶陕压重工设备有限公司 | A kind of flying shear blade replacing options |
| CN111889794A (en) * | 2020-09-04 | 2020-11-06 | 大连华锐重工集团股份有限公司 | Safe locking device for shear blade replacing mechanism on cold shearing machine and shear blade replacing method |
-
2014
- 2014-06-03 CN CN201420290447.2U patent/CN204053064U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105312657A (en) * | 2014-06-03 | 2016-02-10 | 北京京诚瑞信长材工程技术有限公司 | Shear blade replacement device and sizing shearing machine |
| CN105312657B (en) * | 2014-06-03 | 2017-09-29 | 北京京诚瑞信长材工程技术有限公司 | A kind of changing cutter device and cutting to length machine |
| CN106180870A (en) * | 2016-07-26 | 2016-12-07 | 中冶陕压重工设备有限公司 | A kind of flying shear blade replacing options |
| CN111889794A (en) * | 2020-09-04 | 2020-11-06 | 大连华锐重工集团股份有限公司 | Safe locking device for shear blade replacing mechanism on cold shearing machine and shear blade replacing method |
| CN111889794B (en) * | 2020-09-04 | 2023-07-25 | 大连华锐重工集团股份有限公司 | Safety locking device of shear blade replacement mechanism on cold shearing machine and shear blade replacement method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141231 Effective date of abandoning: 20170929 |