CN104959776B - The processing method of six side's blind holes in a kind of large scale - Google Patents
The processing method of six side's blind holes in a kind of large scale Download PDFInfo
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- CN104959776B CN104959776B CN201510263682.XA CN201510263682A CN104959776B CN 104959776 B CN104959776 B CN 104959776B CN 201510263682 A CN201510263682 A CN 201510263682A CN 104959776 B CN104959776 B CN 104959776B
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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
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- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention discloses in a kind of large scale six side's blind holes processing method, step includes：Step 1, brill bottom outlet, heating；Step 2, punching, overlap joint opening backing plate between two equal height cushion blocks one on press bench, workpiece lower end are located between two equal height cushion blocks one, and workpiece upper end rides over the upper edge of opening；Drift is aligned with the bottom outlet of workpiece；Operating pressure machine makes the downward punching press drift chassis of head, and drift is poured in the bottom outlet of workpiece and completes punching；Step 3, separation workpiece and interior six sides punching pin, relocate two equal height cushion blocks two on press bench, and drift chassis is overlapped on edge on two equal height cushion blocks two, and workpiece is located between two equal height cushion blocks two；Opening pressing plate is placed on workpiece upper surface, the fluting of the pressing plate that is open is ridden on drift chassis downwards；Operating pressure machine makes the downward punched openings pressing plate of head, drift is deviate from from interior six sides blind hole.The inventive method is easy to operate, and high working efficiency, product quality are stable.
Description
Technical field
The invention belongs to plant equipment manufacturing technology field, is related to a kind of processing method of six side's blind holes in large scale.
Background technology
In plant equipment, part of some small lots with interior six sides blind hole, such as bolt etc. is frequently encountered, these
Interior six sides blind hole is generally used for the rotational fastener of die nut, and dimension precision requirement is not high, for circumscribed circle diameter is less than 25MM
Reduced size small lot the processing of interior six sides blind hole, generally first get out bottom outlet, then with oxy arc heating bottom outlet position to red
Gone out with six side's punching pines in hammer hammering after heat, the shortcoming of this method is bad taking-up punching pin after punching pin is poured；And for outer
Interior six side blind hole of the circular diameter more than 25MM is connect because the strength for needing cannot be added with the method for six side's punching pines in hammer hammering greatly very much
Work, the method efficiency that is processed using slotting machine are again too low.
Therefore, the processing tool of six side's blind holes and method in a kind of simple, highly-efficient processing small lot large scale is developed, is become
It is badly in need of the technological difficulties for solving in one, plant equipment manufacture field.
Content of the invention
It is an object of the invention to provide in a kind of large scale six side's blind holes processing method, solve in prior art process
In small lot large scale during six side's blind holes, the high problem of inefficiency, hand labor intensity.
The technical solution adopted in the present invention is that the processing method of six side's blind holes in a kind of large scale, according to following steps
Implement：
Step 1, brill bottom outlet, heating
First get out bottom outlet in workpiece big end surface center according to the size of interior six sides blind hole, bottom diameter with to add
The interior six sides blind hole of work is identical with respect to plan range, then workpiece is heated in heating furnace；
Step 2, punching
Two equal height cushion blocks one are placed on press bench, level overlap joint opening between two equal height cushion blocks one
Backing plate, is vertically put into the workpiece for heating in the opening of the opening backing plate of horizontal positioned, and the little head end of workpiece lower end is located at should
Between two equal height cushion blocks one, the stub end of workpiece upper end rides over the upper edge of opening；Six side's punching pines in placing on the bottom outlet of workpiece,
So that drift is aligned with the bottom outlet of workpiece；Then, operating pressure machine makes the downward punching press drift chassis upper surface of head, drift exist
Pour under the suppressing action of head in the bottom outlet of workpiece, until the lower surface on drift chassis is adjacent to the upper surface of workpiece and is connect
Touch, complete punching, now, workpiece is crimped with interior six sides punching pin and is connected together；
Step 3, separation workpiece and interior six sides punching pin
Two equal height cushion blocks two are relocated on press bench, the workpiece of integrally connected is erected with interior six sides punching pin
Directly be placed between two equal height cushion blocks two, will drift chassis be overlapped on edge on two equal height cushion blocks two, workpiece is located at two etc.
Between high cushion block two；Again opening pressing plate is placed on workpiece upper surface, and the fluting of the pressing plate that is open rides over downwards drift chassis
On；Last operation forcing press makes the downward punched openings pressing plate of head so that workpiece is moved down, and drift is taken off from interior six sides blind hole
Go out so that workpiece is disengaged with interior six sides punching pin,.
The invention has the beneficial effects as follows, the tool structure for processing for being relied on is simple, swift to operate, product quality is stable, people
Work labor intensity is low, efficiency when significantly improving six side's blind hole in processing small batch large scale, reduces processing cost.
Description of the drawings
Fig. 1 is the structural representation of the workpiece 1 of six side's blind holes in the inventive method processing object band；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the structural representation of the interior six sides punching pin 3 that the inventive method is adopted；
Fig. 4 is the upward view of Fig. 3；
Fig. 5 is the structural representation of the opening backing plate 6 that the inventive method is adopted；
Fig. 6 is the side view of Fig. 5；
Fig. 7 is the structural representation of the opening pressing plate 8 that the inventive method is adopted；
Fig. 8 is the side view of Fig. 7；
Fig. 9 is the assembling structure schematic diagram that the inventive method carries out interior six sides blind hole processing；
Figure 10 is the schematic diagram that six side's drifts are integrated with workpiece punching press in the inventive method；
Figure 11 is the assembling structure schematic diagram that the inventive method isolates interior six sides punching pin 3 from workpiece 1；
Figure 12 is the Section A-A sectional view in Figure 11.
In figure, 1. workpiece, 2. in six side's blind holes, 3. in six side's punching pines, 4. drift, 5. drift chassis, be 6. open backing plate, 7.
Opening, be 8. open pressing plate, 9. press bench, 10. equal height cushion block one, 11. heads, 12. equal height cushion blocks two.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment the present invention is described in detail.
See figures.1.and.2, be the structure of six side's blind hole workpiece 1 in present invention large scale to be processed, in workpiece 1
Big end surface center is designed with interior six sides blind hole 2, and the little head end outside diameter of workpiece 1 is D, interior six sides blind hole, 2 circumscribed circle
A diameter of E, the relative plan range of interior six sides blind hole 2 is S, and the blind hole depth of interior six sides blind hole 2 is H.
The processing tool that the inventive method is adopted, sets including interior six sides punching pin 3, horizontally disposed opening backing plate 6 and vertically
8, two equal height cushion blocks 1 of the opening pressing plate that puts and two equal height cushion blocks 2 12,
With reference to Fig. 3 and Fig. 4, the structure of interior six sides punching pin 3 is, including the drift 4 that is wholely set and its drift chassis 5, punching
4 six square chi cun (including diagonal F, relative plan range B and height of punch h) respectively with workpiece 1 in six side's blind holes 2
Default six square chi cun (circumscribed circle diameter E, relative plan range S and blind hole depth H) is corresponding consistent respectively；The width on drift chassis 5
Degree size should be identical with size B on the opposing parallel side of drift 4, and the length dimension on drift chassis 5 is much larger than the diagonal of drift 4
Size F；Interior six sides punching pin 3 adopts grinding tool steel making, need to be through Quenching Treatment increasing intensity.
With reference to Fig. 5 and Fig. 6, the structure of the backing plate 6 that is open is to be provided with opening for UNICOM from opening backing plate 6 is centrally directed
Mouth 7, the opening size of opening 7 are used for more than microcephaly's outside diameter D and the major part outside diameter E less than workpiece 1 of workpiece 1
Support clamping workpiece 1.
With reference to Fig. 7 and Fig. 8, the structure of the pressing plate 8 that is open is that the groove width K of opening pressing plate 8 is at least above drift chassis 5
The 2-3mm of width (size B), the 2-3mm of the fluting height of the pressing plate 8 that is open at least above the total high P of interior six sides punching pin 3.
The processing method of six side's blind holes in large scale of the present invention, using above-mentioned processing tool, implements according to following steps：
Step 1, brill bottom outlet, heating
First get out bottom outlet in 1 big end surface center of workpiece according to the size of interior six sides blind hole 2, bottom diameter with wanted
The 2 relative plan range S-phase of interior six sides blind hole of processing is same, then workpiece 1 is heated in heating furnace, to facilitate six side's blind holes in punching
2, note temperature of the heating-up temperature no more than 1 material of workpiece, in order to avoid affect the material property of workpiece 1；
Step 2, punching
With reference to Fig. 9, place two equal height cushion blocks 1 on press bench 9, two equal height cushion blocks 1 it
Between level overlap joint opening backing plate 6, be vertically put into the workpiece 1 that heats, workpiece 1 in the opening 7 of the opening backing plate 6 of horizontal positioned
The little head end of lower end is located between two equal height cushion blocks 1, and the stub end of 1 upper end of workpiece rides over edge on opening 7；In workpiece 1
Bottom outlet on place in six side's punching pines 3 so that drift 4 is aligned with the bottom outlet of workpiece 1；Then, operating pressure machine makes head 11
Downward 5 upper surface of punching press drift chassis, in the bottom outlet that drift 4 pours workpiece 1 under the suppressing action of head 11, until drift
The lower surface on chassis 5 is adjacent to the upper surface of workpiece 1 and is contacted, and completes punching, and now, workpiece 1 will be pressed with interior six sides punching pin 3
Female connector is connected together, one state as shown in Figure 10.
Opening backing plate 6 is used for increasing stability during 1 clamping of workpiece, and two pieces equal height cushion block 1 is used for opening backing plate 6
Support, the height of two pieces equal height cushion block 1 should be such that the lower end of workpiece 1 does not contact with press bench 9；Interior six sides punching pin 3
1 upper surface of workpiece is placed in, drift 4 should be aligned with the bottom outlet of workpiece 1, the aids such as clamp can be adopted to clamp drift chassis 5
So as to fixed interior six side's punching pines 3.
Step 3, separation workpiece 1 and interior six sides punching pin 3
With reference to Figure 11, Figure 12, two equal height cushion blocks 2 12 are relocated on press bench 9, by integrally connected
Workpiece 1 and interior six sides punching pin 3 are vertically placed between two equal height cushion blocks 2 12, will drift chassis 5 (along its length) overlap joint
Edge on two equal height cushion blocks 2 12, workpiece 1 are located between two equal height cushion blocks 2 12；Again opening pressing plate 8 is placed on workpiece 1
On end face, and the fluting of the pressing plate 8 that is open is ridden on drift chassis 5 downwards；Last operation forcing press makes head 11 to undershoot
Mouthful pressing plate 8 is pressed off, opening pressing plate 8 passes to the active force of undershoot in the big end surface of workpiece 1 so that workpiece 1 is moved down, drift 4
Deviate from from interior six sides blind hole 2 so that workpiece 1 is disengaged with interior six sides punching pin 3,.
Drift chassis 5 is held using two pieces equal height cushion block 2 12, workpiece 1 is integrally supported with interior six sides punching pin 3, two
Height h of the height of part equal height cushion block 2 12 at least above drift 4 and the total high sum of workpiece 1, such drift 4 could be from workpiece
It is rushed out in 1.
The above-mentioned processing tool that the inventive method is adopted, simple structure, swift to operate, hand labor intensity are low, solve
The high problem of six side's blind hole inefficiencies, hand labor intensity in prior art processing small batch large scale.
Claims (5)
1. in a kind of large scale six side's blind holes processing method, it is characterised in that according to following steps implement：
Step 1, brill bottom outlet, heating
First get out bottom outlet in workpiece (1) big end surface center according to the size of interior six sides blind hole (2), bottom diameter with wanted
The relative plan range in interior six sides blind hole (2) of processing is identical, then workpiece (1) is heated in heating furnace；
Step 2, punching
In press bench (9) two equal height cushion blocks one (10) of upper placement, level between two equal height cushion blocks one (10)
Overlap joint opening backing plate (6), is vertically put into the workpiece (1) for heating, work in the opening (7) of the opening backing plate (6) of horizontal positioned
The little head end of part (1) lower end is located between two equal height cushion blocks one (10), and the stub end of workpiece (1) upper end rides over opening (7)
Upper edge；Six side's punching pines (3) in placing on the bottom outlet of workpiece (1) so that drift (4) is aligned with the bottom outlet of workpiece (1)；Then,
Operating pressure machine makes head (11) punching press drift chassis (5) upper surface downwards, suppressing action of the drift (4) in head (11)
Under pour in the bottom outlet of workpiece (1), until the lower surface on drift chassis (5) is adjacent to the upper surface of workpiece (1) and is contacted, complete to rush
Hole, now, workpiece (1) is crimped with interior six sides punching pin (3) and is connected together；
Step 3, separation workpiece (1) and interior six sides punching pin (3)
In press bench (9) two equal height cushion blocks two (12) of upper relocation, by the workpiece (1) of integrally connected and interior six side
Punching pin (3) is vertically placed between two equal height cushion blocks two (12), will drift chassis (5) be overlapped on two equal height cushion blocks two (12)
Upper edge, workpiece (1) are located between two equal height cushion blocks two (12)；Again opening pressing plate (8) is placed on workpiece (1) upper surface, and
And the fluting of the pressing plate (8) that is open is ridden on drift chassis (5) downwards；Last operation forcing press opens head (11) punching press downwards
Mouth pressing plate (8) so that workpiece (1) is moved down, drift (4) abjection from interior six sides blind hole (2) so that workpiece (1) is rushed with interior six side
Sub (3) disengage,.
2. in large scale according to claim 1 six side's blind holes processing method, it is characterised in that：Described interior six sides punching
Sub (3), including the drift (4) that is wholely set and its drift chassis (5), in six square chi cun of drift (4) are upper with workpiece (1) respectively
Six square chi cun of six side's blind holes (2) are corresponding consistent；The chi on the opposing parallel side of the width dimensions on drift chassis (5) and drift (4)
Very little identical.
3. in large scale according to claim 1 six side's blind holes processing method, it is characterised in that：Described opening backing plate
(6) opening (7) is provided with, and the opening size of opening (7) is more than the little head end outside diameter of workpiece (1) and is less than workpiece
(1) stub end outside diameter.
4. in large scale according to claim 1 six side's blind holes processing method, it is characterised in that：Described opening pressing plate
(8) 2-3mm of the groove width at least above drift chassis (5) width, fluting height are total at least above interior six sides punching pin (3) high
2-3mm.
5. in large scale according to claim 1 six side's blind holes processing method, it is characterised in that described two are contour
The height of cushion block one (10) should be such that the lower end of workpiece (1) does not contact with press bench (9), two equal height cushion blocks two (12)
Total high sum of the height at least above the height and workpiece (1) of drift (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510263682.XA CN104959776B (en) | 2015-05-21 | 2015-05-21 | The processing method of six side's blind holes in a kind of large scale |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510263682.XA CN104959776B (en) | 2015-05-21 | 2015-05-21 | The processing method of six side's blind holes in a kind of large scale |
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| CN104959776A CN104959776A (en) | 2015-10-07 |
| CN104959776B true CN104959776B (en) | 2017-03-15 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106392662B (en) * | 2016-05-19 | 2018-05-11 | 成都精科机电设备有限公司 | A kind of production line and processing technology of hot pier processing plug screw |
| CN105945568B (en) * | 2016-05-19 | 2018-01-19 | 成都精科机电设备有限公司 | A kind of production line and its processing technology of cold working plug screw |
| CN106271472A (en) * | 2016-08-27 | 2017-01-04 | 河南森源电气股份有限公司 | A kind of processing method of on-load switch axle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| BE757718A (en) * | 1970-03-19 | 1971-04-01 | Boerkey Nachf August | REPRODUCING DEVICE FOR SPARE KEYS |
| CN1298454C (en) * | 2003-12-01 | 2007-02-07 | 中国重型汽车集团有限公司 | Process for fabricating blind holes |
| CN101396697B (en) * | 2008-10-31 | 2010-11-10 | 长安汽车（集团）有限责任公司 | High strength aluminum alloy quincunx deep blind hole piece extrusion molding technique |
| CN101829850A (en) * | 2010-04-01 | 2010-09-15 | 深圳市大族激光科技股份有限公司 | Method for processing blind hole |
| CN103607857A (en) * | 2013-11-28 | 2014-02-26 | 吴冬梅 | Blind hole machining method |
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