CN105773094B - A kind of manufacture craft of rolling shearing blade spacer - Google Patents
A kind of manufacture craft of rolling shearing blade spacer Download PDFInfo
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- CN105773094B CN105773094B CN201610279100.1A CN201610279100A CN105773094B CN 105773094 B CN105773094 B CN 105773094B CN 201610279100 A CN201610279100 A CN 201610279100A CN 105773094 B CN105773094 B CN 105773094B
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- Prior art keywords
- spacer
- endoporus
- plane
- turning
- surplus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
- B23P15/40—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools shearing tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Heat Treatment Of Articles (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
The invention discloses a kind of manufacture craft of rolling shearing blade spacer, belong to spacer manufacture technology field.It is packaged into finished product after cutting keyway → fine grinding endoporus → finished plane → fine cylindrical → painting oil guard including sorting → rough turn → destressing → quenching → tempering → smart car →.The present invention only needs 4 lathe process lifting workpiece numbers, rough turn 2 times, smart car 2 times, improves production efficiency.The surplus of spacer blank material is changed to turning by original grinding, greatly reduces production cost, saves the time, and precision is easier to control.
Description
Technical field
The invention belongs to spacer manufacture technology field, more particularly to a kind of manufacture craft of rolling shearing blade spacer.
Background technology
With the fast-developing of society and progress, the use range of cutter is also progressively expanding, small to arrive daily life product etc.
The manufacture of light industry, the big figure that all can't do without cutter to fields such as the heavy industry such as building, military affairs is synchronous, tool sharpening neck
The development in domain is also increasingly rapid.
Prior art produces rolling shearing blade spacer, typically have blanking, cut off, hold processing, exterior angle in both ends, shaping,
Cleaning, face work, interior angle, mill both ends of the surface, cleaning.In lathe process lifting workpiece number just up to 11 times, wherein：It is rough turn outer
Circle 1 time, endoporus 1 time, plane 2 times.After heat treated, positive and negative totally 2 times of outer rounded corner, the positive anti-communism of inner bore chamfering 2 times, plane storage bits
The positive anti-communism of groove 2 times, endoporus lightening grooves 1 time, process repeatedly, without overall arrangement, wastes man-hour, inefficient.
Chinese Patent Application No.：201210379211.1 publication date：2013-1-30 patent document discloses one kind
Manufacture technology for spacer sleeve, step are as follows：Blanking；Annealing：Annealing is vacuumized using pit type annealing furnace, hardness HRB after annealing≤
80；Phosphatization；Squeeze hole：Extruded with 200T hydraulic press, dimensional tolerance 0-0.1mm, axiality 0-0.2mm；Crowded teeth.The patent
The principle that make use of hydraulic press to extrude makes spacer, and production efficiency greatly improves, but has the chemistry side of phosphatization before patent extruding
Method step is to reduce hardness, it is therefore an objective to is easy to the extruding of next step, have impact on the hardness of spacer, causes produced spacer hardness
It is not high, it is suitable only for using in the not high machinery of some hardness requirements.
The content of the invention
1. invention technical problems to be solved
For process in rolling shearing blade spacer production technology in the prior art repeatedly, production efficiency is not high and chemical method
The problem of spacer hardness of production is low, the invention provides a kind of manufacture craft of rolling shearing blade spacer.It can realize production
Spacer hardness it is high, required man-hour is short, production efficiency is high, precision be easier control purpose
2. technical scheme
To solve the above problems, technical scheme provided by the invention is：
A kind of manufacture craft of rolling shearing blade spacer, step are：
A. sorting, the long material numerically controlled lathe of shaping steel tube is segmented according to spacer specification；
B. it is rough turn, by CNC Lathe Turning surplus；
C. destressing, process resistance stove destressing is entered；
D. quench, be put into quenching-in water after being heated in process resistance stove, reenter and normal temperature is cooled in oil；
E. it is tempered, enters and be tempered in process resistance stove；
F. smart car, normal temperature is cooled to after tempering by CNC Lathe Turning, by the inner hole outer circularity chamfering of spacer, plane nail collection slot
With endoporus lightening grooves by numerically controlled lathe automatic tool changer turning one-shot forming；
G. keyway is cut, wire cutting keyway is carried out in spacer endoporus with quick electric spark；
H. endoporus is refined, with internal grinder inner hole grinding to size；
I. finished plane, size is ground to round platform planar accurate grinding bed；
J. fine cylindrical, size is ground to cylindrical grinder；
K. finished product is packaged into after applying oil guard.
Further technical scheme, in the step A, two side plane surpluses are+3.5mm after spacer segmentation；In step B,
It is+3.5mm to control cylindrical surplus, endoporus surplus is -3.5mm, end flat surplus is+3.0mm.
Further technical scheme, destressing concretely comprises the following steps in the step C：870 DEG C of heating in process resistance stove,
It is put into salt solution and is quickly quenching into normal temperature, place into process resistance stove heat to 580 DEG C, insulation is taken out air-cooled to normal after 4 hour
Temperature.
Further technical scheme, in the step D, heating-up temperature is 870 DEG C.
Further technical scheme, in the step E, 160 DEG C of heating tempering 5-6 hours of process resistance stove.
Further technical scheme, in the step F, control the cylindrical of numerically controlled lathe claw, plane, endoporus bounce all exist
Within 0.05mm.
Further technical scheme, in step B, during machining allowance, a plane and another plane after cylindrical together turning with
Endoporus together turning, technique is avoided to repeat and influence production efficiency, moreover, the stability of technique can be ensured and ensure that product
Precision.
Further technical scheme, the process resistance stove of the step C and D are batch-type furnace, the process resistance of the step E
Stove is shaft furnace.
Further technical scheme, grow material processing axle sleeve suitable for 45# shaping steel tubes.
Further technical scheme, in step H, with the honing head with microstone carry out in hole machined, when turning on
Lower movement, the reticulate pattern on inner hole of workpiece surface can be formed, to obtain high accuracy and low roughness.
3. beneficial effect
Using technical scheme provided by the invention, compared with prior art, have the advantages that：
(1) manufacture craft of rolling shearing blade spacer of the invention, this method only need 4 lathe process lifting workpieces
Number, rough turn 2 times, smart car 2 times, improves production efficiency.The surplus of spacer blank material is changed to turning by original grinding, greatly drop
Low production cost, saves the time, and precision is easier to control；
(2) manufacture craft of rolling shearing blade spacer of the invention, the design of margin parameter, when ensureing step technique down
Between uniformity, improve the stability of spacer product quality；The setting of specific data is inventor according to the whole mistake of this technique
The result of journey critical-path analysis, the process time, machining accuracy and production efficiency of this technique are combined, is drawn：Spacer point in step A
Two side plane surpluses are+3.5mm after section；In step B, to control cylindrical surplus be+3.5mm, endoporus surplus is -3.5mm, both ends
Plane surplus is+3.0mm etc., and these data are the optimal binding sites that surplus controls in technique of the invention.
(3) manufacture craft of rolling shearing blade spacer of the invention, processing step detailed step C and technological parameter are set
It is fixed, further ensure the precision of produced spacer inside and outside circle and the depth of parallelism of plane.
(4) manufacture craft of rolling shearing blade spacer of the invention, in step B, during CNC Lathe Turning surplus, a plane with
Another plane and endoporus together turning, avoid the repetition of operating procedure after cylindrical together turning, further increase production effect
Rate.
Embodiment
To further appreciate that present disclosure, the present invention is described in detail in conjunction with the embodiments.
Embodiment 1
A kind of manufacture craft of rolling shearing blade spacer of the present embodiment, step are：
A. sorting, the long material numerically controlled lathe of shaping steel tube is segmented according to spacer specification, after spacer segmentation more than two side planes
Measure as+3.5mm；
B. rough turn, by CNC Lathe Turning surplus, to control cylindrical surplus be+3.5mm, endoporus surplus is -3.5mm, both ends
Plane surplus is+3.0mm；
C. destressing, process resistance stove destressing is entered；
D. quench, be put into quenching-in water after being heated in process resistance stove, reenter and normal temperature is cooled in oil；
E. it is tempered, enters and be tempered in process resistance stove；
F. smart car, normal temperature is cooled to after tempering by CNC Lathe Turning, by the inner hole outer circularity chamfering of spacer, plane nail collection slot
With endoporus lightening grooves by numerically controlled lathe automatic tool changer turning one-shot forming；
G. keyway is cut, wire cutting keyway is carried out in spacer endoporus with quick electric spark；
H. endoporus is refined, with internal grinder inner hole grinding to size；
I. finished plane, size is ground to round platform planar accurate grinding bed；
J. fine cylindrical, size is ground to cylindrical grinder；
K. finished product is packaged into after applying oil guard.
The manufacture craft production spacer of the rolling shearing blade spacer of the present embodiment, it is only necessary to 4 lathe process lifting workpieces
Number, rough turn 2 times, smart car 2 times, the process time can foreshorten to original 60% to 70%, improve production efficiency.Spacer blank material
Surplus turning is changed to by original grinding, greatly reduce production cost, save the time, the precision of surplus is easier to control
System.
Embodiment 2
A kind of manufacture craft of rolling shearing blade spacer of the present embodiment, step are：
A. sorting, the long material numerically controlled lathe of 45# shaping steel tubes is selected to be segmented according to spacer specification, two side planes after spacer segmentation
Surplus is+3.5mm；
B. rough turn, by CNC Lathe Turning surplus, to control cylindrical surplus be+3.5mm, endoporus surplus is -3.5mm, both ends
Plane surplus is+3.0mm；During machining allowance, a plane and another plane after cylindrical together turning and endoporus together turning.
C. destressing, process resistance stove destressing is entered：870 DEG C of heating, it is cold to be put into salt quenching-in water in process resistance stove
But to normal temperature, process resistance stove heat is placed into 580 DEG C, and insulation is taken out air-cooled to normal temperature after 4 hours.
D. quench, be put into quenching-in water after being heated in process resistance stove, reenter and normal temperature is cooled in oil；
E. it is tempered, enters the heating tempering 5 hours of 160 DEG C of process resistance stove.
F. smart car, normal temperature is cooled to after tempering by CNC Lathe Turning, by the inner hole outer circularity chamfering of spacer, plane nail collection slot
With endoporus lightening grooves by numerically controlled lathe automatic tool changer turning one-shot forming；
G. keyway is cut, wire cutting keyway is carried out in spacer endoporus with quick electric spark；
H. endoporus is refined, with internal grinder inner hole grinding to size；
I. finished plane, size is ground to round platform planar accurate grinding bed；
J. fine cylindrical, size is ground to cylindrical grinder；
K. finished product is packaged into after applying oil guard.
Embodiment 3
A kind of manufacture craft of rolling shearing blade spacer of the present embodiment, step are：
A. sorting, the long material numerically controlled lathe of 45# shaping steel tubes is selected to be segmented according to spacer specification, two side planes after spacer segmentation
Surplus is+3.5mm；
B. rough turn, by CNC Lathe Turning surplus, to control cylindrical surplus be+3.5mm, endoporus surplus is -3.5mm, both ends
Plane surplus is+3.0mm；During machining allowance, a plane and another plane after cylindrical together turning and endoporus together turning.
C. destressing, batch-type furnace destressing is entered：870 DEG C of heating, are put into salt solution and are quickly quenching into normal temperature in batch-type furnace,
Place into batch-type furnace and be heated to 580 DEG C, insulation is taken out air-cooled to normal temperature after 4 hours.
D. quench, be put into quenching-in water after being heated in batch-type furnace, reenter and normal temperature is cooled in oil；
E. it is tempered, enters the heating tempering 6 hours of 160 DEG C of shaft furnace.
F. smart car, normal temperature is cooled to after tempering by CNC Lathe Turning, by the inner hole outer circularity chamfering of spacer, plane nail collection slot
With endoporus lightening grooves by numerically controlled lathe automatic tool changer turning one-shot forming；The cylindrical of numerically controlled lathe claw, plane, endoporus is controlled to jump
Move all within 0.05mm.
G. keyway is cut, wire cutting keyway is carried out in spacer endoporus with quick electric spark；
H. endoporus is refined, with internal grinder inner hole grinding to size；
I. finished plane, size is ground to round platform planar accurate grinding bed；
J. fine cylindrical, size is ground to cylindrical grinder；
K. finished product is packaged into after applying oil guard.
Embodiment 4
A kind of manufacture craft of rolling shearing blade spacer of the present embodiment, step are：
A. sorting, the long material numerically controlled lathe of 45# shaping steel tubes is selected to be segmented according to spacer specification, two side planes after spacer segmentation
Surplus is+3.5mm；
B. rough turn, by CNC Lathe Turning surplus, to control cylindrical surplus be+3.5mm, endoporus surplus is -3.5mm, both ends
Plane surplus is+3.0mm；During machining allowance, a plane and another plane after cylindrical together turning and endoporus together turning.
C. destressing, batch-type furnace destressing is entered：870 DEG C of heating, are put into salt solution and are quickly quenching into normal temperature in batch-type furnace,
Place into batch-type furnace and be heated to 580 DEG C, insulation is taken out air-cooled to normal temperature after 4 hours.
D. quench, be put into quenching-in water after being heated in batch-type furnace, reenter and normal temperature is cooled in oil；
E. it is tempered, enters the heating tempering 6 hours of 160 DEG C of shaft furnace.
F. smart car, normal temperature is cooled to after tempering by CNC Lathe Turning, by the inner hole outer circularity chamfering of spacer, plane nail collection slot
With endoporus lightening grooves by numerically controlled lathe automatic tool changer turning one-shot forming；The cylindrical of numerically controlled lathe claw, plane, endoporus is controlled to jump
Move all within 0.05mm.
G. keyway is cut, wire cutting keyway is carried out in spacer endoporus with quick electric spark；
H. endoporus is refined, inner hole grinding is carried out to size with the honing head with microstone, is moved up and down when turning.With
The reticulate pattern on inner hole of workpiece surface is formed, and obtains high accuracy and low roughness.After testing, grinding accuracy can reach 1T2, form accuracy
High (circularity is 0.5 μm), roughness value are small (Ra values are 0.05 μm).
I. finished plane, size is ground to round platform planar accurate grinding bed；
J. fine cylindrical, size is ground to cylindrical grinder；
K. finished product is packaged into after applying oil guard.
Above schematically to the present invention and embodiments thereof be described, this describe it is no restricted, simply this hair
One of bright embodiment, actual structure are not limited thereto.So if one of ordinary skill in the art is opened by it
Show, without departing from the spirit of the invention, the structure side similar to the technical scheme is designed without creativeness
Formula and embodiment, protection scope of the present invention all should be belonged to.
Claims (3)
1. a kind of manufacture craft of rolling shearing blade spacer, it is characterised in that step is：
A. sorting, the long material numerically controlled lathe of shaping steel tube is segmented according to spacer specification；
B. it is rough turn, by CNC Lathe Turning surplus；
C. destressing, process resistance stove destressing is entered；
D. quench, be put into quenching-in water after being heated in process resistance stove, reenter and normal temperature is cooled in oil；
E. it is tempered, enters and be tempered in process resistance stove；
F. smart car, normal temperature is cooled to after tempering by CNC Lathe Turning, by the inner hole outer circularity chamfering of spacer, plane nail collection slot and interior
Hole lightening grooves are by numerically controlled lathe automatic tool changer turning one-shot forming；
G. keyway is cut, wire cutting keyway is carried out in spacer endoporus with quick electric spark；
H. endoporus is refined, with internal grinder inner hole grinding to size；
I. finished plane, size is ground to round platform planar accurate grinding bed；
J. fine cylindrical, size is ground to cylindrical grinder；
K. finished product is packaged into after applying oil guard；
In the step A, two side plane surpluses are+3.5mm after spacer segmentation；In step B, control cylindrical surplus for+3.5mm,
Endoporus surplus is -3.5mm, end flat surplus is+3.0mm；
In step B, during machining allowance, a plane and another plane after cylindrical together turning and endoporus together turning；
Destressing concretely comprises the following steps in the step C：870 DEG C of heating, are put into salt solution and are quickly quenching into process resistance stove
Normal temperature, process resistance stove heat is placed into 580 DEG C, insulation is taken out air-cooled to normal temperature after 4 hours；
In the step D, heating-up temperature is 870 DEG C；
In the step E, 160 DEG C of heating tempering 5-6 hours of process resistance stove；
In the step F, control the cylindrical of numerically controlled lathe claw, plane, endoporus bounce are all within 0.05mm；
Material processing axle sleeve is grown suitable for 45# shaping steel tubes.
2. the manufacture craft of a kind of rolling shearing blade spacer according to claim 1, it is characterised in that the step C's and D
Process resistance stove is batch-type furnace, and the process resistance stove of the step E is shaft furnace.
3. the manufacture craft of a kind of rolling shearing blade spacer according to claim 2, it is characterised in that thin with band in step H
Hole machined in the honing head progress of granularity oilstone, is moved up and down when turning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610279100.1A CN105773094B (en) | 2016-04-27 | 2016-04-27 | A kind of manufacture craft of rolling shearing blade spacer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610279100.1A CN105773094B (en) | 2016-04-27 | 2016-04-27 | A kind of manufacture craft of rolling shearing blade spacer |
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| CN105773094A CN105773094A (en) | 2016-07-20 |
| CN105773094B true CN105773094B (en) | 2018-03-16 |
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| CN201610279100.1A Active CN105773094B (en) | 2016-04-27 | 2016-04-27 | A kind of manufacture craft of rolling shearing blade spacer |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106392422B (en) * | 2016-11-14 | 2018-04-20 | 马鞍山市绿之友机械制造有限公司 | A kind of manufacture method for cutting careless hobboing cutter |
| CN107962353A (en) * | 2017-11-23 | 2018-04-27 | 江苏金瑞机械制造有限公司 | A kind of manufacture craft applied to inertia rings |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3295401A (en) * | 1963-12-19 | 1967-01-03 | American Shear Knife Company | Alloy steel shearing knives |
| CN102069346B (en) * | 2009-11-23 | 2012-05-02 | 常州现代设计与制造中心 | Process for processing spindle sleeve of built-in motorized spindle unit |
| CN102974991B (en) * | 2012-12-24 | 2013-07-31 | 马鞍山市恒利达机械刀片有限公司 | Manufacturing method for tool for machining heat treatment deformation circular-disc blade |
| CN103009026B (en) * | 2012-12-26 | 2015-09-23 | 马鞍山市恒利达机械刀片有限公司 | A kind of roller shears processing method with high-wearing feature and strong impact resistance |
| CN204234883U (en) * | 2014-12-11 | 2015-04-01 | 马鞍山市金德瑞冶金机械配件制造有限公司 | A kind of rolling shearing blade with arc transition keyway |
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