WO2005037457A1 - プレス金型におけるガイドポスト装置の製造方法、ガイド装置、およびガイドポスト装置 - Google Patents
プレス金型におけるガイドポスト装置の製造方法、ガイド装置、およびガイドポスト装置 Download PDFInfo
- Publication number
- WO2005037457A1 WO2005037457A1 PCT/JP2004/002279 JP2004002279W WO2005037457A1 WO 2005037457 A1 WO2005037457 A1 WO 2005037457A1 JP 2004002279 W JP2004002279 W JP 2004002279W WO 2005037457 A1 WO2005037457 A1 WO 2005037457A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- guide post
- holder
- mounting
- axis
- guide
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
Definitions
- the present invention relates to a method of manufacturing a guide post device in a press die in which a relative movement between an upper die holder and a lower die holder is guided using a guide post, a guide device, and
- the present invention relates to a guide post device. Height
- a separate mounting holder may be used. That is, the mounting holder is fixed to the mold holder using mounting bolts, and the base end of the guide post is tightly fitted into the fitting hole formed in the mounting holder. In this fitting state, a retaining pin extending in a direction substantially perpendicular to the axis of the guide post is also provided to prevent the guide post from being removed from the mounting holder.
- a guide post device in which the mounting holder and the guide post are separated from each other has been manufactured as follows. In other words, as shown in Fig. 11, the mounting holder is basically made of a forged product (process of P5), and is painted once (the process of P6 may be unpainted in some cases).
- a mounting hole is formed into which a mounting bolt for fixing the mounting holder to the mold holder is inserted (in the process of P8, a positioning hole into which a positioning pin is fitted, depending on the case). May be formed).
- the guide post is machined into a cylindrical shape with a predetermined outer diameter by roughly cutting a material made of carbon steel (process P1). Thereafter, high-frequency hardening is performed (step P2). Finally, centerless polishing or cylindrical polishing is performed (step P3).
- the guide post (GP in FIG. 11) and the mounting holder (TH in FIG. 11) formed as described above are assembled as follows.
- the base end of the guide post is fitted in the fitting hole of the mounting holder, it is assembled in a state where the retaining pin has been retained by the retaining pin (NP in Fig. 11) (P in Fig. 11). 11 1).
- the bottom surface of the mounting holder (the seating surface to the mold holder—the mounting surface) is polished so that it is flat and perpendicular to the axis of the guide post (Fig. 1). Step 1 of P12).
- the perpendicularity between the axis of the guide post and the bottom surface of the mounting holder is inspected (step P12 in FIG. 11).
- the conventional method of manufacturing a guide post device described with reference to FIG. 11 has the following various problems.
- the work of assembling the guide post and the mounting holder formed separately from each other is a manual operation, the automation of production, the shortening of the production time, and the cost reduction are achieved. Above, it was a major obstacle.
- the base end of the guide post is fitted to the mounting holder, it is difficult to make the relationship between the axis of the guide post and the bottom surface of the mounting holder accurately and perpendicular to each other. Processing and subsequent inspection of the perpendicularity required a great deal of work, which was a major cause of cost increase.
- the present invention has been made in view of the above circumstances, and its main purpose is to greatly reduce costs, greatly reduce manufacturing time, and to reduce the axial length of the guide post and the bottom surface of the mounting holder.
- Guide post device in a press die that can easily obtain the right angle with the right angle and with high precision, dramatically improve the integration between the guide bost and the mounting holder, and reduce the bending of the guide post.
- the object of the present invention is to provide a guide post device.
- Another object of the present invention is to provide a guide device in a press die using a guide post device that achieves the above main object. Disclosure of the invention
- the integrally formed article is machined so that at least the guide post has a cylindrical shape with a predetermined outer diameter and the bottom surface of the mounting holder has a flat surface.
- a fourth step of quenching the guide post After the second step and the third step, a fourth step of quenching the guide post, A fifth step of polishing the outer peripheral surface of the guide post after the fourth step.
- the guide post and the mounting holder are basically integrally formed by forging, they are firmly integrated, and the guide post is inadvertently inadvertent due to galling during use. A situation such as separation from the mounting holder, that is, the mold holder is reliably prevented.
- the guide post is less likely to bend with respect to the mounting holder when an external force is applied to the guide post from the radial outside. Therefore, improvement in the processing accuracy of press processing can be expected.
- the third step may be performed after the second step (corresponding to claim 2).
- the bottom surface of the mounting holder may be processed so as to be perpendicular to the axis of the guide post (corresponding to claim 3).
- the bottom surface of the mounting holder is machined flat, the bottom surface can be machined at a right angle to the axis of the guide post, and this is preferable in that the angle is accurately formed at a right angle.
- the mounting hole is formed to be TO with the axis of the guide post. (Corresponding to claim 4).
- the mounting bolt inserted into the mounting hole should be in a TO relationship with the axis of the guide post, and the tightening force of the mounting bolt should match the axial direction of the guide post.
- this is preferable in that it does not act as a force in the direction of tilting the guide post.
- the quenching in the fourth step is induction hardening
- the polishing in the fifth step is referred to as' cylindrical polishing
- the mounting holder in the integrally molded article formed in the first step has an intermediate step portion having a diameter larger than that of the guide post at a boundary portion with respect to the guide post. (Claim 6) In this case, the force applied to the boundary portion between the guide post and the mounting holder is more effectively received by the middle step portion having a larger diameter than the guide post, thereby improving the strength of the boundary portion between the guide post and the mounting holder.
- the third step is performed after the second step,
- the bottom surface of the mounting holder is processed so as to be perpendicular to the axis of the guide post
- the mounting hole is formed so as to be parallel to an axis of the guide post
- the polishing in the fifth step is cylindrical polishing.
- an axis of the guide post and the mounting post / leader 4 002279 A positioning hole into which a positioning pin for extending in parallel and positioning with respect to the mold holder is fitted is machined (corresponding to claim 8).
- the positioning hole should be formed accurately with the positional relationship with the axis of the guide post, and the guide post should be fixed to one mold holder while the axis of the guide post is accurately positioned with respect to one mold holder. Can be.
- the following solution is adopted for the guide device in the press die according to the present invention.
- the guide post is provided on one of the mold holders, and the guide post is provided on the other mold holder.
- a guide device in a press die provided with a guide holder to which a guide post is slidably fitted,
- the base end of the guide post is attached to the one mold holder via an attachment holder,
- the guide post and the mounting hood are configured as an integrally molded product made of a silver product
- the mounting holder With the bottom surface of the mounting holder being seated on the one mold holder, the mounting holder is mounted to the other mold holder by mounting bolts inserted into mounting holes formed in the mounting holder.
- the guide post is machined so as to have a cylindrical shape with a predetermined outer diameter, and the bottom surface of the mounting holder is machined so as to be perpendicular to the axis of the machined guide post,
- the mounting hole is formed so as to be parallel to an axis of the guide post after the machining.
- the guide post and the mounting holder are basically integrally formed by forging, so they are firmly integrated, and the guide post is inadvertently mounted due to galling during use. It is possible to reliably prevent the holder from being separated from the mold holder.
- the guide post When the guide post is subjected to an external force from the radial outside, the guide post may bend with respect to the mounting holder because the integration between the guide post and the mounting holder is dramatically improved. Less, it Thereby, improvement of the working accuracy of the press working can be expected.
- the mounting bolts that pass through the mounting holes are parallel to the axis of the guide post so that the tightening force of the mounting bolts matches the direction of the guide post axis. By not acting as a force in the direction of tilting the post, smoothness by the guide post is preferable in obtaining the guide function. Based on the above solution, the following solution can be adopted as well. That is,
- a positioning hole is machined with respect to the mounting holder so as to be parallel to an axis of the machined guide post,
- the positioning between the guide post and one of the mold holders is performed by a positioning pin fitted in the positioning hole.
- the positioning hole is accurately formed based on the positional relationship with the axis of the guide post, and the guide post is fixed to one mold holder while the axis of the guide post is accurately positioned with respect to one mold holder. Can be obtained.
- the guide post device in the press die according to the present invention the following solution is adopted. That is, as described in claim 11 of the claims,
- a guide post device for a press die used by being attached to one of an upper die holder and a lower die holder,
- a guide post, and a mounting holder configured at a base end portion of the guide post, wherein the guide post and the mounting holder are formed as an integrally molded product of a forged product;
- An attachment hole for attachment to the one mold holder is formed in the attachment holder,
- the guide post is machined so as to have a cylindrical shape with a predetermined outer diameter, and the bottom surface of the mounting holder is a flat surface so as to be perpendicular to the axis of the machined guide post. Has been processed,
- the mounting hole is formed so as to be parallel to the axis of the guide post after the machining.
- the mounting holder may have a positioning hole into which a positioning pin is fitted so as to be parallel to the axis of the machined guide post. 2).
- a guide post device for a press die obtained by the manufacturing method of claim 8 is provided, and a guide post device used for the guide device for a press die according to claim 9 is provided.
- the guide post is less deflected by an external force from the outside in the radial direction, so that an improvement in the working accuracy of the press working can be expected.
- the processing for making the guide post axis perpendicular to the bottom surface of the mounting holder can be performed easily and accurately. Further, it is possible to significantly reduce costs and shorten production time. According to the ninth aspect, a situation in which the guide post is inadvertently separated from the mounting holder, that is, the mold holder, is reliably prevented. Also guide The post has less deflection against the external force from the outside in the radial direction, and it can be expected to improve the working accuracy of press working. Further, the perpendicularity between the axis of the guide post and the bottom surface of the mounting holder (that is, the mounting surface to the mold holder) can be obtained with high accuracy, which is preferable for smoothly performing the guide function by the guide post. .
- the mounting bolts that pass through the mounting holes should be parallel to the axis of the guide post so that the tightening force of the mounting port matches the axial direction of the guide post. This is preferable in order to prevent the force from acting as a force in the direction of tilting the guide post, and to obtain a smoother guide function by the guide post.
- a guide post device in a press die obtained by the manufacturing method of claim 1, claim 3, or claim 4 is provided.
- a guide post device used for a guide device in a press die is provided.
- FIG. 1 shows an example of a press die to which a guide device according to the present invention is applied, and is a side view of an essential part showing a partial cross section.
- FIG. 2 is an enlarged side view showing a part of the guide post device used in FIG.
- Figure 3 is a top view of Figure 2.
- FIG. 4 is a right side view of FIG.
- Figure 5 shows the semi-finished product immediately after forging, and corresponds to Figure 2.
- Figure 6 shows a semi-finished product immediately after forging, and is a view corresponding to Figure 3.
- Figure 7 shows the semi-finished product immediately after forging, and is a view corresponding to Figure 4.
- FIG. 8 is a process chart showing an example of a manufacturing process of the guide post device according to the present invention.
- FIG. 9 is a view showing a test state for measuring the deflection of the guide post.
- 04 002279 FIG. 10 is a view showing the result of a bending test.
- FIG. 11 is a process diagram showing an example of a manufacturing process of a conventional guide post device. BEST MODE FOR CARRYING OUT THE INVENTION
- 1 is an upper mold holder, and 2 is a lower mold holder.
- the guide post device A according to the present invention is attached (fixed) to the lower mold holder 2.
- the guide post device A has a guide post (guide post part) 10 and a mounting holder (mounting holder part) 11.
- the guide post 10 and the mounting holder 11 are integrally formed by forging as described later.
- the guide post device A is mounted (fixed) by the mounting bonole 3 in a state where the bottom surface of the mounting holder 11 is seated on the upper surface of the lower mold holder 2.
- a guide holder 4 is mounted (fixed) to the upper mold holder 1 by mounting bolts 5.
- the guide holder 4 has a guide hole 4a into which the guide post 10 is slidably fitted.
- the upper mold holder 1 is formed with an escape hole 1a in which the guide post 10 can be loosely fitted in alignment with the guide hole 4a.
- the upper die holder 1 and the lower die holder 2 are smoothly moved upward and downward relative to each other using the guide post 10 as a guide (in the embodiment, the general lower die holder 2 is fixed. , The upper mold holder 1 is driven up and down). Details of the guide device A will be described with reference to FIGS. First, reference numeral B denotes an integrally molded product of the guide post 10 and the mounting holder 11 which are forged.
- the guide post 10 is machined into a cylindrical shape having a predetermined outer diameter after forging an iron-based forged material. After machining, quenching (for example, induction hardening) is performed, followed by polishing, for example, cylindrical polishing (polishing with a cylindrical grinder).
- quenching for example, induction hardening
- polishing for example, cylindrical polishing (polishing with a cylindrical grinder).
- the cross-sectional shape is circular and precisely to the specified outer diameter. Finished.
- the mounting holder 11 integrated with the guide post 10 has an intermediate step portion 11 a having a diameter larger than the outer diameter of the guide post 10 at a boundary portion with the guide post 10. Further, a portion below the intermediate step portion 11a is a base portion 11b serving as a mounting portion to the lower mold holder 2.
- the base portion 1 1 b is a substantially rectangular block in the embodiment. Nine shapes are formed, and the length of the short piece is formed to be slightly larger than the force of the intermediate step portion 11a.
- the shape of the base 1 lb can be set to an appropriate shape such as a square or a circle, but is set so as to have a large area in the integrally molded product B.
- the bottom surface 11 c of the mounting holder 11 (the base portion 11 b) is a flat surface and is perpendicular to the axis of the guide post 10, which is a finished product after polishing as described above. ing. However, the center of the bottom surface 11c is partially recessed 11d.
- a plurality of mounting holes 12 are formed in the mounting holder 11.
- the mounting hole 12 is formed in parallel with the axis of the completed guide post 10 after polishing.
- the mounting bolts 3 (see FIGS. 1 and 2) described above are inserted into the mounting holes 12. That is, the tip of the mounting bolt 3 inserted into the mounting hole 12 is screwed into the bolt hole formed in the mold holder 2 corresponding to the mounting hole 12, and the mounting holder 1 2, that is, the mounting of the guide post device A to the lower die holder 2 is performed.
- a plurality of (two in the embodiment) positioning holes 13 are further formed in the mounting holder 11.
- the positioning holes 13 are formed so as to be parallel and have a predetermined positional relationship (dimensional relationship) with respect to the axis of the guide post 10.
- One end of a positioning pin 14 (see FIGS. 1 and 2) is tightly fitted in the positioning hole 13, and the other end of the positioning pin 14 is fitted in a positioning hole formed in the lower mold holder 2. Fit tightly.
- the positioning pin 14 accurately positions the axis of the guide post 10 with respect to the lower mold holder 2 so as to have a predetermined positional relationship.
- FIGS. 5 to 7 show the semi-finished product B-1 immediately after forging (the semi-finished product B-1 shown in the drawing is merely an example, and is not limited to this). .
- a portion corresponding to the guide post 10 is tapered so as to gradually increase in diameter toward a portion corresponding to the mounting holder 11.
- a cylindrical guide post 10 is formed.
- the part corresponding to the bottom surface 1 1c of the mounting holder 11 is In this state, the guide post 10 is not perfectly flat and the right angle to the axis of the guide post 10 is not sufficiently ensured.
- the mounting hole 12 is not formed in the semi-finished product B-1.
- a semi-finished product B-1 shown in FIGS. 5 to 7 is obtained by forging a round bar material made of carbon steel in the first step S1.
- a mold that is divided in the left-right direction in FIG. 5 (a pair of molds that are symmetric in FIG. 5) is used.
- the semi-finished product B-1 is roughly cut (external machining) by machining.
- the semi-finished product B-1 is rotatably held in a two-sided manner by a processing machine with the vertical axis extending in the horizontal direction in FIG.
- the processing axis in the horizontal direction in this holding state is also the axis of the guide post 10 in the integrally molded product B as a finished product.
- the area corresponding to the guide post 10 is machined into a cylindrical shape with a predetermined outer diameter, and the bottom surface 1 1 c of the mounting holder 11 is made to be a flat surface, and It is processed to be perpendicular to the axis of the guide post 10 as a finished product.
- the outer peripheral surface processing of the guide post 10 and the bottom surface 1 1c of the mounting holder 11 are performed as the same processing axis, the bottom surface of the mounting holder 11 is aligned with the axis of the guide post 10. It is very easy to make c a right angle, and the degree of right angle is extremely accurate.
- the outer peripheral surface processing of the intermediate step portion 11a is also performed.
- the semi-finished product B-1 is formed to have the same outer shape as the integrally molded product B as the finished product (however, quenching and polishing described later) And there may be slight dimensional differences between the two).
- a mounting hole 12 is formed (processed) in the mounting holder 11 in a third step S3.
- This mounting hole 12 is formed using the same processing axis as the processing axis in the second step, so that the mounting hole 12 is formed exactly parallel to the axis of the guide post 10. Can be.
- This third step S 3 the positioning holes 13 are further machined.
- the positioning holes 13 can also be formed exactly parallel to the axis of the guide post 10 after machining, and have a predetermined positional relationship (dimensional relationship) to the axis of the guide post 10. ) Can be formed accurately.
- the processing of the mounting hole 12 and the processing of the positioning hole 13 can be performed by the same processing machine. However, the present invention is not limited to this.
- the mounting hole 12 (or the positioning hole After processing 1 3), the positioning hole: L 3 (or mounting hole 1 2) can be processed by another processing machine.
- the mounting hole 12 and the positioning hole 13 are processed by the same processing machine, which processing is performed first can be arbitrarily selected.
- quenching for example, induction hardening is performed on the machined guide post 10.
- induction hardening is performed on the machined guide post 10.
- the outer peripheral surface of the guide post 10 is polished, and finally, the cross-sectional shape is formed into a perfect circle having a predetermined outer diameter (diameter). Polishing can be performed, for example, using a cylindrical grinder so that the processing axis is the same as the processing axis in the second step.
- the roundness of the guide post 10 obtained after processing is extremely accurate. Can be high.
- each of the steps S1 to S5 shown in FIG. 8 as described above does not include a manual assembling step, it is possible to achieve full automation while configuring one processing line as a whole.
- the processing time in all the steps from the first step S1 to the fifth step S5 is drastically shorter than before.
- the manufacturing cost was reduced to about half of the conventional cost.
- the third step S3 can be performed immediately after the first step S1, and the second step S2 can be performed after the third step S3.
- the guide post 10 is less likely to bend with respect to the mounting holder 11. This bending point will be described with reference to FIGS. 9 and 10.
- the mounting holder 11 has a substantially rectangular base 1 1 b
- the length of the long side is 13 Omm
- the length of the short side is 75 mm
- its height (thickness in the horizontal direction in Fig. 9) is 25 mm.
- the height (thickness in the left-right direction in FIG. 9) including the intermediate step 11a of the mounting holder 11 is 5 Omm.
- the diameter of the circular intermediate step 11a is 75 mm.
- the total length including the guide post 10 and the mounting holder 11 is 25 Omm.
- Reference numeral 21 denotes a fixing jig for a bending tester.
- a universal testing machine UH-F100A manufactured by Shimadzu Corporation was used.
- the mounting holder 11 of the guide post device B is fixed to the fixing jig 21 by mounting bolts 22 (corresponding to the mounting bolts 3 in FIG. 1). In this fixed state, the guide post 10 extends horizontally.
- a downward pressing force P (bending force) is applied to the guide post 10 extending in the horizontal direction from above (that is, in the radial direction of the guide post 10) by the pressure port 23.
- the position where the pressing force P is applied is 150 mm from the mounting surface to the fixing jig 21, and 10 Omm from the upper surface of the mounting holder 11 (the upper surface of the intermediate step portion 11a).
- the pressure rod 23 was displaced downward at a speed of 5 mm per minute, and the downward bending ⁇ of the tip of the guide post 10 at that time was measured.
- the measurement results indicating the relationship between the pressing force ⁇ and the radius ⁇ are as shown by the solid line in FIG.
- the positions indicated by black circles in FIG. 10 indicate the positions where the mounting bolts 23 fixing the guide post device ⁇ to the fixing jig 21 are broken.
- the material of the guide post is S45C and the material of the mounting holder is FC250 (material).
- the shapes, outer diameters, and the like of the guide post and the mounting holder were set in the same manner as the guide post device ⁇ ⁇ ⁇ according to the present invention described above.
- a downward pressing force ⁇ ⁇ ⁇ ⁇ was applied by the pressure rod 23 under the same conditions as the guide post device ⁇ of the present invention shown in FIG.
- the measurement result indicating the relationship between the pressing force ⁇ and the amount of deflection ⁇ is as shown by the dashed line in FIG.
- the position of the white circle in FIG. 10 indicates the position where the mounting holder, which is a solid, is broken.
- the guide post 10 according to the present invention has much smaller radius (bending in the radial direction) of the guide post 10 than the conventional product. Is done.
- the strength of the mounting holder 11 is sufficiently high, and it is understood that the strength of the guide post device B as a whole is extremely excellent. Is done.
- the guide post device A (integrally molded product B of the guide post 10 and the mounting holder 11) may be mounted on the upper die holder 1, and the guide holder 4 may be mounted on the lower die holder 2.
- the guide post 10 is not slid directly with respect to the guide holder 4 (the guide hole 4 a), but is slid via a ball retainer as shown in Patent Documents 1 and 2 described above. You may.
- the integrally molded product B may not have the intermediate step portion 11a in the mounting holder 11 thereof.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003359629 | 2003-10-20 | ||
JP2003-359629 | 2003-10-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005037457A1 true WO2005037457A1 (ja) | 2005-04-28 |
Family
ID=34463342
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/002279 WO2005037457A1 (ja) | 2003-10-20 | 2004-02-26 | プレス金型におけるガイドポスト装置の製造方法、ガイド装置、およびガイドポスト装置 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN1697711A (ja) |
WO (1) | WO2005037457A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115107229A (zh) * | 2022-06-29 | 2022-09-27 | 宁波富信模胚有限公司 | 一种模具方导柱及其加工方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4974580U (ja) * | 1972-10-13 | 1974-06-27 | ||
JPS521671A (en) * | 1975-06-24 | 1977-01-07 | Sanwa Kogyo Kk | Guide device for a press machine |
JPS5280038U (ja) * | 1975-12-12 | 1977-06-15 | ||
JPS60152327A (ja) * | 1984-01-19 | 1985-08-10 | Nazuka Seisakusho:Kk | プレス金型用ガイドポスト及びその取付方法 |
-
2004
- 2004-02-26 WO PCT/JP2004/002279 patent/WO2005037457A1/ja active Application Filing
- 2004-02-26 CN CN 200480000002 patent/CN1697711A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4974580U (ja) * | 1972-10-13 | 1974-06-27 | ||
JPS521671A (en) * | 1975-06-24 | 1977-01-07 | Sanwa Kogyo Kk | Guide device for a press machine |
JPS5280038U (ja) * | 1975-12-12 | 1977-06-15 | ||
JPS60152327A (ja) * | 1984-01-19 | 1985-08-10 | Nazuka Seisakusho:Kk | プレス金型用ガイドポスト及びその取付方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115107229A (zh) * | 2022-06-29 | 2022-09-27 | 宁波富信模胚有限公司 | 一种模具方导柱及其加工方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1697711A (zh) | 2005-11-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102825515B (zh) | 圆盘剪高精度刀轴的加工方法 | |
CN112077546A (zh) | 一种无冠模锻棕树叶根型叶片加工方法 | |
CN111283385B (zh) | 一种超精密模具加工方法及超精密模具 | |
EP1643112B1 (en) | Structure of cylinder block with cast-in cylinder liner, method of producing cylinder block, and cylinder liner for casting-in used for the method | |
WO2005037457A1 (ja) | プレス金型におけるガイドポスト装置の製造方法、ガイド装置、およびガイドポスト装置 | |
JP5163785B2 (ja) | カム装置の工具取付け面に加工工具を固定するための方法及びカム装置を具備したプレス金型装置の製造方法 | |
JP2005144550A (ja) | プレス金型におけるガイドポスト装置の製造方法、ガイド装置、およびガイドポスト装置 | |
CN201613357U (zh) | 工装夹具 | |
CN205289612U (zh) | 一种长轴型半轴齿轮的锻造加工模具 | |
JPH05220528A (ja) | 穴抜金型の位置決め装置 | |
JP2006122945A (ja) | 車両ホイールの製造方法およびスピニング加工装置 | |
CN208230629U (zh) | 一种调整垫块打点夹具 | |
KR101361250B1 (ko) | 익스터널 기어 동심도 측정장치 | |
CN114289749A (zh) | 加工偏心外圆车用夹具及夹持方法 | |
CN110814656A (zh) | 一种输送轨道制备方法 | |
CN100453294C (zh) | 模具及其加工方法 | |
CN103878553B (zh) | 高精度v形环状轴承组件的加工方法 | |
CN115533567B (zh) | 离合器体圆柱螺旋凸轮面轮廓加工用夹具及加工方法 | |
CN111872455B (zh) | 硬度试样加工方法 | |
JP4862214B2 (ja) | カム装置の工具取付け面に加工工具を固定するための方法及びカム装置を具備したプレス金型装置の製造方法 | |
KR102701942B1 (ko) | 자동차 전자식 변속장치용 사이클로이드 기어부품 냉간단조 방법 및 장치 | |
JP4374274B2 (ja) | 摩擦撹拌接合方法 | |
CN112518250B (zh) | 一种加工关闭锁块的方法 | |
JPH09164443A (ja) | プレス金型における工程間パネル位置決め方法 | |
CN209288459U (zh) | 一种压铸型导航器外壳的攻牙定位治具 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 200480000002.5 Country of ref document: CN |
|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
122 | Ep: pct application non-entry in european phase |