CN111571177A - Selection method for selecting multiple pin grades of driving unit - Google Patents
Selection method for selecting multiple pin grades of driving unit Download PDFInfo
- Publication number
- CN111571177A CN111571177A CN202010330556.2A CN202010330556A CN111571177A CN 111571177 A CN111571177 A CN 111571177A CN 202010330556 A CN202010330556 A CN 202010330556A CN 111571177 A CN111571177 A CN 111571177A
- Authority
- CN
- China
- Prior art keywords
- pin
- window
- monitoring
- selecting
- force
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
Abstract
The invention relates to the technical field of automobile steering system assembly, in particular to a selection method for selecting multiple pin grades of a driving unit, and the method comprises the step 1 of placing pins of a plurality of grades into different material boxes in equipment. And 2, performing pin pressing action on the press according to the initial pin number of the pin selection logic, monitoring displacement monitoring thresholds and force monitoring thresholds of five monitoring windows of the press, finishing the working procedure if the process is judged to be qualified, and continuing to perform the step 3 if the process is judged to be unqualified. And 3, the equipment carries out sales promotion to press out the pins in the product, and returns to the step 2 after the equipment automatically changes the pin number according to the pin selection logic. Compared with the prior art, the invention designs a selection method for selecting various pin grades of the driving unit, realizes pin grade selection judgment through the displacement monitoring threshold and the force monitoring threshold of the five monitoring windows, and improves the qualification rate of products.
Description
Technical Field
The invention relates to the technical field of automobile steering system assembly, in particular to a selection method for selecting multiple pin grades of a driving unit.
Background
When a driving unit of an automobile steering system is assembled, a drilling and pinning process needs to be carried out on an input shaft and a torsion bar, and the input shaft and the torsion bar are fixed. The connecting short pins for drilling and pinning are divided into 6 grades, the diameter difference of the pins of each grade is 0.005mm, and the pins of the proper grade need to be selected to be matched with the drilling condition of the current equipment. How to clearly and accurately select the pin grade ensures the product quality after press mounting is finished, reduces the pin pressing unqualified rate, reduces the times of checking pins in reverse to accelerate the production rhythm, and improves the production efficiency, which is the key of the current drilling and pin punching process.
The existing selecting and selling logic only has three frames to carry out process judgment, which respectively comprises the following steps: frame one: and monitoring the initial section of the press pin. And a second frame: the process force monitoring is used for monitoring force values and displacement and mainly for monitoring and judging force. And a third frame: and monitoring the final position, monitoring the force value and the displacement, and mainly monitoring and judging the displacement.
However, because the pin pressing process can generate various force and displacement curves, the force value is mainly caused by the interference force between the pin and the pin hole, and the existing pin selecting window cannot meet the requirement, so that the qualification rate is high.
Therefore, the pin selecting method for selecting multiple pin grades of the driving unit, which can solve the problems of disordered pin selecting logic, high reject rate and the like in the prior art, is very necessary.
Disclosure of Invention
The pin selecting method for selecting multiple pin grades of the driving unit breaks through the difficult problems in the prior art, and can solve the problems of disordered pin selecting logic, high reject ratio and the like in the prior art.
In order to achieve the above object, the present invention provides 1. a selection method for selecting a plurality of pin grades for a drive unit, characterized in that: the method comprises the following steps:
step 1, putting pins of a plurality of grades into different material boxes in equipment.
And 2, performing pin pressing action on the press according to the initial pin number of the pin selection logic, monitoring displacement monitoring thresholds and force monitoring thresholds of five monitoring windows of the press, finishing the working procedure if the process is judged to be qualified, and continuing to perform the step 3 if the process is judged to be unqualified.
And 3, the equipment carries out sales promotion to press out the pins in the product, and returns to the step 2 after the equipment automatically changes the pin number according to the pin selection logic.
The selecting and selling logic is a method for selecting selling grades according to the parameter judgment conditions of the five monitoring windows, and the selecting and selling logic specifically comprises the following steps:
step 2a, judging whether the five monitoring windows are qualified according to the press-in force curve or the displacement curve:
the five monitoring windows comprise a pin selecting window, a force monitoring window, a final displacement monitoring window, a front end monitoring window and an auxiliary pin selecting window.
The pin selecting window is arranged right above the auxiliary pin selecting window and used for judging the pin pressing state, and the pressing force curve or the displacement curve enters and exits from any direction of the pin selecting window and is judged to be qualified.
And the force monitoring window is arranged at the ending section of the pin pressing process and is used for monitoring the maximum force in the pin pressing process, the pressing force curve enters from any direction of the force monitoring window, and the pin is judged to be qualified, otherwise, the pin is judged to be unqualified.
And the final displacement monitoring window is arranged on the right side of the force monitoring window and is used for monitoring the final displacement in the pin pressing process, so that the symmetry degree of the product is ensured, a displacement curve enters from the right side of the final displacement monitoring window, and the product is judged to be qualified, otherwise, the product is judged to be unqualified.
The front end monitoring window is arranged at the beginning stage of the pin pressing process, the front end monitoring window is used for front end monitoring, the pressing force curve or the displacement curve is from the left side of the front end monitoring window and from the right side, and the front end monitoring window is judged to be qualified, otherwise, the front end monitoring window is judged to be unqualified.
The auxiliary pin selecting window is arranged on the right side of the front end monitoring window and is located right below the pin selecting window, the auxiliary pin selecting window is used for assisting in judging the pin pressing state, the pressing force curve or the displacement curve does not enter the auxiliary pin selecting window, and the auxiliary pin selecting window is judged to be qualified, otherwise, the auxiliary pin selecting window is judged to be unqualified.
And the 13.5KN maximum force judgment line passes through the force monitoring window and the final displacement monitoring window, the 13.5KN maximum force judgment line is used for limiting the maximum force, the press-in force curve does not exceed the 13.5KN maximum force judgment line, and the judgment is qualified, otherwise, the judgment is unqualified.
And 2b, determining whether the product is qualified according to the judgment result:
and if the judgment results of the pin selecting window, the force monitoring window, the final displacement monitoring window, the front end monitoring window, the auxiliary pin selecting window and the 13.5KN maximum force judgment line are qualified, the product is qualified.
And if the result of the pin selecting window is unqualified, and the judgment results of the force monitoring window, the final displacement monitoring window, the front end monitoring window, the auxiliary pin selecting window and the 13.5KN maximum force judgment line are qualified, the product is qualified.
And if the judgment result of the front-end monitoring window is unqualified, the product is unqualified.
And if the judgment result of the force monitoring window is unqualified, and the judgment results of the final displacement monitoring window and the front end monitoring window are qualified, the product enters rework.
And finally, if the judgment result of the displacement monitoring window is unqualified and the judgment result of the front-end monitoring window is qualified, the product enters rework.
And 2c, feeding back the result of whether the product is qualified and whether the product needs to be reworked to the press.
The displacement monitoring threshold value of the pin selecting window is 168-171.8 mm, and the force value monitoring threshold value is 0.55-5 KN.
The displacement monitoring threshold value of the force monitoring window is 173-174.19 mm, and the force value monitoring threshold value is 1.5-15 KN.
The displacement monitoring threshold of the final displacement monitoring window is 174.19-174.59 mm, and the force value monitoring threshold is-0.2-15 KN.
The displacement monitoring threshold value of the front end monitoring window is 158.61-165.81 mm, and the force value monitoring threshold value is-0.2-5 KN.
The displacement monitoring threshold value of the auxiliary pin selecting window is 168-171.8 mm, and the force value monitoring threshold value is-0.2-0.55 KN.
The number of promotion times is more than or equal to 2, and the sale of the next product is reduced by one level; if the number of sales promotion times is less than 2, the entering state of the pin selecting window or the auxiliary pin selecting window is checked, and the next product sales grade is determined.
And judging results of the final displacement monitoring window and the front end monitoring window are unqualified, returning the press to the original point, and selecting the next product from the initial pin grade.
The judgment result of the force monitoring window is unqualified, and the judgment results of the final displacement monitoring window and the front end monitoring window are qualified, so that the product enters rework, and if the promotion is successful and the promotion has a higher pin grade, the product is pressed again by upgrading the grade; if the promotion is successful but the sales level is not higher than the first-level sales level, the product is unqualified, and the next product is selected from the initial sales level; if the promotion fails, the next product is selected from the initial sales level.
The final judgment result of the displacement monitoring window is unqualified, the judgment result of the front-end monitoring window is qualified, the product enters rework, and if the promotion is successful, the pin grade is unchanged or is reduced by one grade for press mounting again; if the promotion fails, the product is not qualified and the next product is selected from the initial marketing grade.
Compared with the prior art, the invention designs a selection method for selecting various pin grades of the driving unit, realizes pin grade selection judgment through the displacement monitoring threshold and the force monitoring threshold of the five monitoring windows, and improves the qualification rate of products.
Drawings
Fig. 1 is a schematic view of the position of a monitoring window in the present invention.
FIG. 2 is a flow diagram of the election pinning logic of the present invention.
Detailed Description
The invention is further described with reference to the accompanying drawings.
Referring to fig. 1-2, the present invention provides 1. a selection method for selecting a plurality of pin grades for a drive unit, comprising the following steps:
step 1, putting pins of a plurality of grades into different material boxes in equipment.
And 2, performing pin pressing action on the press according to the initial pin number of the pin selection logic, monitoring displacement monitoring thresholds and force monitoring thresholds of five monitoring windows of the press, finishing the working procedure if the process is judged to be qualified, and continuing to perform the step 3 if the process is judged to be unqualified.
And 3, the equipment carries out sales promotion to press out the pins in the product, and returns to the step 2 after the equipment automatically changes the pin number according to the pin selection logic.
The selecting and selling logic is a method for selecting selling grades according to the parameter judgment conditions of the five monitoring windows, and specifically comprises the following steps:
step 2a, judging whether the five monitoring windows are qualified according to the press-in force curve or the displacement curve:
the five monitoring windows comprise a pin selecting window 01, a force monitoring window 02, a final displacement monitoring window 03, a front end monitoring window 04 and an auxiliary pin selecting window 05.
The pin selecting window 01 is arranged right above the auxiliary pin selecting window 05, the pin selecting window 01 is used for judging the pin pressing state, and the pressing force curve or the displacement curve enters and exits from any direction of the pin selecting window 01 and is judged to be qualified.
The force monitoring window 02 is arranged at the ending section of the pin pressing process, the force monitoring window 02 is used for monitoring the maximum force in the pin pressing process, the pressing force curve enters from any direction of the force monitoring window 02, and the pin pressing process is judged to be qualified, otherwise, the pin pressing process is judged to be unqualified.
The final displacement monitoring window 03 is arranged on the right side of the force monitoring window 02, the final displacement monitoring window 03 is used for monitoring the final displacement in the pin pressing process, the product symmetry degree is guaranteed, a displacement curve enters from the right side of the final displacement monitoring window 03, the final displacement monitoring window is judged to be qualified, and otherwise, the final displacement monitoring window is judged to be unqualified.
The front end monitoring window 04 is arranged at the beginning stage of the pin pressing process, the front end monitoring window 04 is used for front end monitoring, a pressing force curve or a displacement curve is from the left side of the front end monitoring window 04 and from the right side, and the front end monitoring window 04 is judged to be qualified, otherwise, the front end monitoring window 04 is judged to be unqualified.
The auxiliary pin selecting window 05 is arranged on the right side of the front end monitoring window 04 and is located right below the pin selecting window 01, the auxiliary pin selecting window 05 is used for assisting in judging the pin pressing state, the pressing force curve or the displacement curve does not enter the auxiliary pin selecting window 05, the pin is judged to be qualified, and otherwise, the pin is judged to be unqualified.
And the 13.5KN maximum force judgment line passes through the force monitoring window 02 and the final displacement monitoring window 03, the 13.5KN maximum force judgment line is used for limiting the maximum force, the press-in force curve does not exceed the 13.5KN maximum force judgment line, and the press-in force curve is judged to be qualified, otherwise, the press-in force curve is judged to be unqualified.
And 2b, determining whether the product is qualified according to the judgment result:
and if the judgment results of the pin selecting window 01, the force monitoring window 02, the final displacement monitoring window 03, the front end monitoring window 04, the auxiliary pin selecting window 05 and the 13.5KN maximum force judgment line are qualified, the product is qualified. The products are unqualified and need to be promoted, the promotion frequency is more than or equal to 2, and the next product is sold by one level; if the number of sales promotion times is less than 2, the entering state of the selecting and selling window 01 or the auxiliary selecting and selling window 05 is checked, and the next product sales grade is determined.
And if the result of the pin selecting window 01 is unqualified, and the judgment results of the force monitoring window 02, the final displacement monitoring window 03, the front end monitoring window 04, the auxiliary pin selecting window 05 and the 13.5KN maximum force judgment line are qualified, the product is qualified. The products are unqualified and need to be promoted, the promotion frequency is more than or equal to 2, and the next product is sold by one level; if the number of sales promotion times is less than 2, the entering state of the selecting and selling window 01 or the auxiliary selecting and selling window 05 is checked, and the next product sales grade is determined.
If the judgment result of the front-end monitoring window 04 is unqualified, the product is unqualified; the press returns to the origin and the next product is selected starting from the initial pin grade.
And if the judgment result of the force monitoring window 02 is unqualified, and the judgment results of the displacement monitoring window 03 and the front end monitoring window 04 are qualified, the product enters rework. If the promotion is successful and the grade is higher than the grade of the first-grade pin, the first-grade pin is upgraded and the press mounting is carried out again; if the promotion is successful but the sales level is not higher than the first-level sales level, the product is unqualified, and the next product is selected from the initial sales level; if the promotion fails, the next product is selected from the initial sales level.
And finally, if the judgment result of the displacement monitoring window 03 is unqualified and the judgment result of the front-end monitoring window 04 is qualified, the product enters rework. If the promotion is successful, the pin grade is unchanged or is reduced by one grade for press mounting again; if the promotion fails, the product is not qualified and the next product is selected from the initial marketing grade.
And 2c, feeding back the result of whether the product is qualified and whether the product needs to be reworked to the press.
In the invention, the displacement monitoring threshold of the pin selecting window 01 is 168-171.8 mm, and the force value monitoring threshold is 0.55-5 KN. The displacement monitoring threshold value of the force monitoring window 02 is 173-174.19 mm, and the force value monitoring threshold value is 1.5-15 KN. And finally, the displacement monitoring threshold value of the 03 displacement monitoring window is 174.19-174.59 mm, and the force value monitoring threshold value is-0.2-15 KN. The front end monitoring window 04 displacement monitoring threshold is 158.61-165.81 mm, and the force value monitoring threshold is-0.2-5 KN. The displacement monitoring threshold value of the auxiliary pin selecting window 05 is 168-171.8 mm, and the force value monitoring threshold value is-0.2-0.55 KN.
Claims (10)
1. A method for selecting among a plurality of pin levels for a drive unit, comprising:
the method comprises the following steps: step 1, putting pins of a plurality of grades into different material boxes in equipment; step 2, performing pin pressing action on the press according to the initial pin number of the pin selection logic, monitoring displacement monitoring thresholds and force monitoring thresholds of five monitoring windows of the press, finishing the working procedure if the process is judged to be qualified, and continuing to perform step 3 if the process is judged to be unqualified; step 3, the equipment pushes pins out of the product, and returns to the step 2 after the equipment automatically changes pin numbers according to the pin selection logic; the selecting and selling logic is a method for selecting selling grades according to the parameter judgment conditions of the five monitoring windows, and the selecting and selling logic specifically comprises the following steps: step 2a, judging whether the five monitoring windows are qualified according to the press-in force curve or the displacement curve: the five monitoring windows comprise a pin selecting window (01), a force monitoring window (02), a final displacement monitoring window (03), a front end monitoring window (04) and an auxiliary pin selecting window (05), the pin selecting window (01) is arranged right above the auxiliary pin selecting window (05), the pin selecting window (01) is used for judging the pin pressing state, and the pressing force curve or the displacement curve enters and exits from any direction of the pin selecting window (01) and is judged to be qualified; the force monitoring window (02) is arranged at the ending section of the pin pressing process, the force monitoring window (02) is used for monitoring the maximum force in the pin pressing process, a pressing force curve enters from any direction of the force monitoring window (02), and the force monitoring window is judged to be qualified, otherwise, the force monitoring window is judged to be unqualified; the final displacement monitoring window (03) is arranged on the right side of the force monitoring window (02), the final displacement monitoring window (03) is used for monitoring the final displacement in the pin pressing process, the symmetry degree of a product is ensured, a displacement curve enters from the right side of the final displacement monitoring window (03), and is judged to be qualified, otherwise, the displacement curve is judged to be unqualified; the front end monitoring window (04) is arranged at the beginning stage of the pin pressing process, the front end monitoring window (04) is used for front end monitoring, a pressing force curve or a displacement curve enters from the left side of the front end monitoring window (04) and exits from the right side of the front end monitoring window (04), and the front end monitoring window is judged to be qualified, otherwise, the front end monitoring window is judged to be unqualified; the auxiliary pin selecting window (05) is arranged on the right side of the front end monitoring window (04) and is positioned right below the pin selecting window (01), the auxiliary pin selecting window (05) is used for assisting in judging the pin pressing state, the pressing force curve or the displacement curve does not enter the auxiliary pin selecting window (05), and the auxiliary pin selecting window is judged to be qualified, otherwise, the auxiliary pin selecting window is judged to be unqualified; a 13.5KN maximum force judgment line penetrates through the force monitoring window (02) and the final displacement monitoring window (03), the 13.5KN maximum force judgment line is used for limiting the maximum force, the press-in force curve does not exceed the 13.5KN maximum force judgment line, and the press-in force curve is judged to be qualified, otherwise, the press-in force curve is judged to be unqualified; and 2b, determining whether the product is qualified according to the judgment result: if the judgment results of the pin selecting window (01), the force monitoring window (02), the final displacement monitoring window (03), the front end monitoring window (04), the auxiliary pin selecting window (05) and the 13.5KN maximum force judgment line are qualified, the product is qualified; if the result of the pin selecting window (01) is unqualified, the force monitoring window (02), the final displacement monitoring window (03), the front end monitoring window (04), the auxiliary pin selecting window (05) and the judgment result of the 13.5KN maximum force judgment line are qualified, and the product is qualified; if the judgment result of the front-end monitoring window (04) is unqualified, the product is unqualified; the judgment result of the force monitoring window (02) is unqualified, and the judgment results of the displacement monitoring window (03) and the front end monitoring window (04) are qualified, so that the product enters rework; finally, if the judgment result of the displacement monitoring window (03) is unqualified and the judgment result of the front-end monitoring window (04) is qualified, the product enters rework; and 2c, feeding back the result of whether the product is qualified and whether the product needs to be reworked to the press.
2. A method for selecting a plurality of pin grade selections for a drive unit according to claim 1, wherein: the displacement monitoring threshold value of the pin selecting window (01) is 168-171.8 mm, and the force value monitoring threshold value is 0.55-5 KN.
3. A method for selecting a plurality of pin grade selections for a drive unit according to claim 1, wherein: the displacement monitoring threshold value of the force monitoring window (02) is 173-174.19 mm, and the force value monitoring threshold value is 1.5-15 KN.
4. A method for selecting a plurality of pin grade selections for a drive unit according to claim 1, wherein: and the displacement monitoring threshold of the final displacement monitoring window (03) is 174.19-174.59 mm, and the force value monitoring threshold is-0.2-15 KN.
5. A method for selecting a plurality of pin grade selections for a drive unit according to claim 1, wherein: the displacement monitoring threshold value of the front end monitoring window (04) is 158.61-165.81 mm, and the force value monitoring threshold value is-0.2-5 KN.
6. A method for selecting a plurality of pin grade selections for a drive unit according to claim 1, wherein: the displacement monitoring threshold value of the auxiliary pin selecting window (05) is 168-171.8 mm, and the force value monitoring threshold value is-0.2-0.55 KN.
7. A method for selecting a plurality of pin grade selections for a drive unit according to claim 1, wherein: the number of promotion times is more than or equal to 2, and the sale of the next product is reduced by one level; if the number of sales promotion times is less than 2, the entering state of the selecting and selling window (01) or the auxiliary selecting and selling window (05) is checked, and the next product sales grade is determined.
8. A method for selecting a plurality of pin grade selections for a drive unit according to claim 1, wherein: and the final displacement monitoring window (03) and the front end monitoring window (04) are unqualified, the press returns to the original point, and the next product is selected from the initial pin grade.
9. A method for selecting a plurality of pin grade selections for a drive unit according to claim 1, wherein: the judgment result of the force monitoring window (02) is unqualified, and the judgment results of the displacement monitoring window (03) and the front end monitoring window (04) are finally qualified, so that the product enters rework, and if the promotion is successful and has a higher pin grade, the product is pressed again by upgrading the grade; if the promotion is successful but the sales level is not higher than the first-level sales level, the product is unqualified, and the next product is selected from the initial sales level; if the promotion fails, the next product is selected from the initial sales level.
10. A method for selecting a plurality of pin grade selections for a drive unit according to claim 1, wherein: the final displacement monitoring window (03) is unqualified, the front end monitoring window (04) is qualified, the product enters rework, and if the promotion is successful, the pin grade is unchanged or is reduced by one grade for press mounting again; if the promotion fails, the product is not qualified and the next product is selected from the initial marketing grade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010330556.2A CN111571177B (en) | 2020-04-24 | 2020-04-24 | Selection method for selecting multiple pin grades of driving unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010330556.2A CN111571177B (en) | 2020-04-24 | 2020-04-24 | Selection method for selecting multiple pin grades of driving unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111571177A true CN111571177A (en) | 2020-08-25 |
| CN111571177B CN111571177B (en) | 2021-06-25 |
Family
ID=72113108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010330556.2A Active CN111571177B (en) | 2020-04-24 | 2020-04-24 | Selection method for selecting multiple pin grades of driving unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111571177B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01209798A (en) * | 1988-02-18 | 1989-08-23 | Fujitsu Ltd | Component distributing method for each working step |
| JPH04173613A (en) * | 1990-11-06 | 1992-06-22 | Matsushita Electric Ind Co Ltd | Adjustment inspecting device with transporting device |
| JPH04372338A (en) * | 1991-06-21 | 1992-12-25 | Daikin Ind Ltd | Workpiece discriminating method and device therefor |
| CN101693239A (en) * | 2002-04-17 | 2010-04-14 | 塞通诺米/St有限责任公司 | Method and apparatus for sorting particles |
| CN103990955A (en) * | 2014-01-07 | 2014-08-20 | 杭州沃镭科技有限公司 | Installing, recognizing and sorting device for clutch master cylinder piston cups |
| CN107052183A (en) * | 2017-05-03 | 2017-08-18 | 江苏理工学院 | A kind of automatic many specifications send pin and punching press to sieve material equipment |
| CN109530250A (en) * | 2018-12-21 | 2019-03-29 | 苏州富邦机械链传动制造有限公司 | A kind of pin shaft length diameter detects screening installation automatically |
| CN110000529A (en) * | 2018-12-29 | 2019-07-12 | 广东帝盟汽车零部件有限公司 | A kind of full-automatic tune valve system of automobile steering device |
| CN110665859A (en) * | 2019-10-12 | 2020-01-10 | 重庆四标精密零部件制造有限公司 | Automatic sorting system is used in ball round pin production |
-
2020
- 2020-04-24 CN CN202010330556.2A patent/CN111571177B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01209798A (en) * | 1988-02-18 | 1989-08-23 | Fujitsu Ltd | Component distributing method for each working step |
| JPH04173613A (en) * | 1990-11-06 | 1992-06-22 | Matsushita Electric Ind Co Ltd | Adjustment inspecting device with transporting device |
| JPH04372338A (en) * | 1991-06-21 | 1992-12-25 | Daikin Ind Ltd | Workpiece discriminating method and device therefor |
| CN101693239A (en) * | 2002-04-17 | 2010-04-14 | 塞通诺米/St有限责任公司 | Method and apparatus for sorting particles |
| CN103990955A (en) * | 2014-01-07 | 2014-08-20 | 杭州沃镭科技有限公司 | Installing, recognizing and sorting device for clutch master cylinder piston cups |
| CN107052183A (en) * | 2017-05-03 | 2017-08-18 | 江苏理工学院 | A kind of automatic many specifications send pin and punching press to sieve material equipment |
| CN109530250A (en) * | 2018-12-21 | 2019-03-29 | 苏州富邦机械链传动制造有限公司 | A kind of pin shaft length diameter detects screening installation automatically |
| CN110000529A (en) * | 2018-12-29 | 2019-07-12 | 广东帝盟汽车零部件有限公司 | A kind of full-automatic tune valve system of automobile steering device |
| CN110665859A (en) * | 2019-10-12 | 2020-01-10 | 重庆四标精密零部件制造有限公司 | Automatic sorting system is used in ball round pin production |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111571177B (en) | 2021-06-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100587507C (en) | Method and system for measuring manufactured integrate circuit component | |
| CN111571177B (en) | Selection method for selecting multiple pin grades of driving unit | |
| US7155361B2 (en) | Semiconductor test management system and method | |
| US20080034830A1 (en) | Systems and Methods for Reducing Metal Fatigue in Forged Parts | |
| US6691547B2 (en) | Method of doing business and manufacturing in a stamping and extrusion facility | |
| CN105683619B (en) | For manufacturing the method for the cross member of the pushing belt for buncher and thus obtained cross member | |
| EP3459651B1 (en) | Forging method and forging apparatus | |
| JP3787767B2 (en) | Method for manufacturing hooked connecting shaft | |
| Basri et al. | SMED simulation in optimising the operating output of tandem press line in the automotive industry using WITNESS software | |
| US3084502A (en) | Method of making a chain side bar having finished pivot holes | |
| EP3456429B1 (en) | Forging method and forging apparatus | |
| CN209006571U (en) | A kind of transformer pin shaping tooling | |
| US2142239A (en) | Method of forming detachable drill bit shanks | |
| CN108254199A (en) | Vehicle health Forecasting Methodology, device and equipment | |
| US20090017925A1 (en) | Method for the cold extrusion of bolts, in particular for fastening the cutting blades of mowers or the like | |
| WO2021148505A1 (en) | Method and system for automatically characterizing a workpiece during a machining process using a machine tool | |
| KR100468259B1 (en) | Metallic patterns of a simultaneous forming press with hole-burring of multi-panel | |
| KR100799625B1 (en) | Method for forming counter sink hole | |
| CN106563731A (en) | Method and apparatus of fabricating terminal plate product | |
| JP2007061896A (en) | Method for assembling parts performing both pressing-in and caulking in single operation while judging good product | |
| CN104018379A (en) | Method and device for repairing broken wire of strand of steel wire rope | |
| JPH021033Y2 (en) | ||
| KR102433248B1 (en) | Real-time quality inspection method of products | |
| CN114916139A (en) | Circuit board and drilling processing method thereof | |
| TWI718793B (en) | Load sensing and monitoring method for fastener forming process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |