CN217665792U - Adjustable precise positioning pin of stamping die - Google Patents
Adjustable precise positioning pin of stamping die Download PDFInfo
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- CN217665792U CN217665792U CN202221418805.4U CN202221418805U CN217665792U CN 217665792 U CN217665792 U CN 217665792U CN 202221418805 U CN202221418805 U CN 202221418805U CN 217665792 U CN217665792 U CN 217665792U
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- mounting plate
- positioning pin
- stamping die
- side wall
- bolt
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Abstract
The utility model discloses an adjustable precise positioning pin of a stamping die, which comprises a conical guide part and an integrally formed columnar positioning part; the mounting plate is approximately elliptical, a bolt and a C-shaped thin gasket are further included; the lower end of the positioning part of the cylindrical body is connected with an approximately elliptical mounting plate, the positioning part of the cylindrical body is arranged on the left side of the approximately elliptical long axis of the upper surface of the mounting plate, and a stepped hole is vertically formed in the right side of the approximately elliptical long axis of the upper surface of the mounting plate; the bolt is arranged in the step hole in a penetrating way, and the lower end of the bolt is exposed out of the lower end surface of the step hole; c-shaped shims are contacted with the left side wall of the long axis of the approximate ellipse or/and the right side wall of the long axis of the approximate ellipse of the mounting plate; the utility model can easily adjust the position in four directions of the horizontal plane of the positioning hole on the premise that the positioning hole inserted with the positioning pin has a fit clearance and moves; the positioning pin which needs to be accurately matched with the original standard component is replaced, the debugging time cost of the die is reduced, and the die is convenient to use in the debugging process.
Description
Technical Field
The utility model relates to a cold stamping location technical field especially relates to the adjustable smart locating pin of stamping die.
Background
In a press die, a positioning pin for fine positioning is relatively common.
Referring to fig. 1-3, a standard positioning pin structure in the prior art is formed by integrally forming an upper cone 1 'and a lower column 2', wherein the upper cone is inserted into a positioning round hole on a part to be positioned, the upper cone slides to the column along the cone through the positioning round hole, the lower column is sleeved with the positioning round hole on the part to be positioned, inner grooves 3 'are formed in the upper cone 1' and the lower column 2', through holes 11' are oppositely formed in the side wall of the upper cone 1', and the joint of the inner side wall of the lower column groove and a male die 4' is in threaded connection or is in tolerance fit.
Once a fit clearance exists between a wall positioning hole of the fixed male die and the fixed male die, the fixed male die can move in the wall positioning hole, the position of a positioning pin fixedly connected with the male die is difficult to adjust, and the positioning pin is difficult to accurately position a part needing to be positioned; when the mould function needs the location, need even carry out the welding process to mould and locating hole under the complex condition, it is more time-consuming and laboursome.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides an adjustable precise positioning pin of a stamping die, which can easily adjust the position in four directions of the horizontal plane of a positioning hole on the premise that the positioning hole inserted with the positioning pin has a fit clearance and moves; the positioning pin which needs to be accurately matched with the original standard component is replaced, the debugging time cost of the die is reduced, and the die is convenient to use in the debugging process.
The utility model discloses an adjustable precise positioning pin of a stamping die, which comprises a conical guide part and an integrally formed columnar positioning part;
the mounting plate is approximately elliptical, a bolt and a C-shaped thin gasket are further included;
the lower end of the positioning part of the cylindrical body is connected with an approximately elliptical mounting plate, the positioning part of the cylindrical body is arranged on the left side of an approximately elliptical long shaft on the upper surface of the mounting plate, and a step hole is vertically arranged on the right side of the approximately elliptical long shaft on the upper surface of the mounting plate;
the bolt is arranged in the step hole in a penetrating way, and the lower end of the bolt is exposed out of the lower end surface of the step hole so as to fix the mounting plate on the wall body in a threaded manner;
the approximate oval-shaped major axis left end lateral wall of mounting panel or/and approximate oval-shaped major axis right-hand member lateral wall department contact have the shim of C font, through adding the shim in the oval major axis left and right sides wall department of mounting panel, guarantee the utility model discloses and stable fixed between the constant head tank on the wall body, prevent to have the drunkenness between the two, avoid influencing follow-up spare part to needs the location and carry out accurate location for the mounting panel is light adjusting position in four directions in locating hole horizontal plane, has replaced the former standard part and need accurate complex locating pin, realizes reducing the debugging time cost of mould, is convenient for use in the debugging process.
The step hole is formed by an upper groove with a large oval-shaped overlooking structure and a lower tubular cavity with a small oval-shaped structure, adjustment allowance is arranged in four horizontal directions of the step hole corresponding to gaps between the positioning grooves in the wall body and the mounting plate, the mounting plate is embedded in the positioning grooves in the wall body by additionally arranging a thin gasket, and then the mounting plate is screwed with threaded holes in the positioning grooves in the wall body by bolts, so that the mounting plate is further limited and fixed on the wall body; the major axis of the large ellipse of the upper groove of the stepped hole, the major axis of the small ellipse of the lower tubular cavity of the stepped hole and the major axis of the approximate ellipse of the mounting plate are positioned in the same vertical plane.
The little oval minor axis length of the lower part tubulose cavity in step hole is greater than the diameter of bolt spiral pole, and the little oval minor axis length of the lower part tubulose cavity in step hole is less than the external diameter of bolt nut, so that it is gapped between constant head tank and the mounting panel on the wall body of fixed mounting panel, when there is the mounting panel drunkenness in the constant head tank, lateral wall adds the shim about the mounting panel and makes the mounting panel fix and inlay in the constant head tank of locating the wall body, the bolt can have the surplus of adjusting position in step hole department, the bolt can not be because of the fine setting of mounting panel at the constant head tank position of wall body, lead to the bolt and the constant head tank internal fixation position's of wall body screw hole can not accurate counterpoint, guarantee that the locating pin is accurate carries out accurate location to the spare part that needs the location.
The nearly oval-shaped major axis left end lateral wall lower part of mounting panel and nearly oval-shaped major axis right-hand member lateral wall lower part all indent and are equipped with C font cambered surface disappearance, the shim matching of C font touches and connects in C font cambered surface disappearance department, and this structure makes C font cambered surface disappearance carry on spacingly in the direction that makes progress to the shim of C font, prevents that the mounting panel from inlaying the shim off tracking influence that makes progress of C font when inlaying the constant head tank of locating the wall body and inlaying and establish the effect.
The upper part of the side wall of the left end of the long shaft which is approximately oval and the upper part of the side wall of the right end of the long shaft which is approximately oval are both provided with clamping prismatic surfaces, so that a clamp or a wrench can be clamped at the side wall of the left end and the side wall of the right end, and the auxiliary mounting plate is embedded into the positioning groove of the wall body.
The horizontal radial seting up of guide part lateral wall lower part of cone helps pulling out the perforation to accomplish when the locating pin and carry out accurate location back to the spare part that needs the location, it is fixed to remove the spiral shell of bolt on the wall body, will from the wall body the utility model discloses during the dismantlement. Because the existence of the shim of contact on C font cambered surface disappearance for the mounting panel is interference fit this moment with the constant head tank of wall body, wants to pull out the mounting panel that imbeds on the constant head tank difficult, sets up on the cone and helps pulling out the perforation, and it will just can be very convenient to insert screw rod or screwdriver pole in the perforation the utility model discloses the device is extracted.
The pulling-assisted through hole and the approximately elliptical long axis of the mounting plate are positioned in the same vertical plane, so that the pulling-assisted through hole of the guide part of the cone integrally connected onto the mounting plate can apply upward pulling-assisted force in the length direction of the mounting plate by means of an external tool, and the mounting plate can be pulled out from the positioning groove of the embedded wall body.
The positioning part of the columnar body is connected with the upper surface of the mounting plate in an integrated forming way, in a threaded connection way or in a welding way.
The material of the C-shaped shim is rubber, silica gel or plastic, and the material with certain elasticity is matched with the side wall of the mounting plate, so that the mounting plate is in interference fit with the positioning groove in the wall body.
The top end of the cone of the guide part is of a hemispherical structure, so that the top end of the cone of the guide part is prevented from stabbing parts needing to be positioned.
Advantageous effects
The utility model can easily adjust the position in four directions of the horizontal plane of the positioning hole on the premise that the positioning hole inserted with the positioning pin moves; the positioning pin which needs to be accurately matched with the original standard component is replaced, the debugging time cost of the die is reduced, and the die is convenient to use in the debugging process.
Drawings
Fig. 1 is a schematic view of the overall structure of the prior art.
FIG. 2 is a partial schematic view of a cone and cylinder of the prior art.
Fig. 3 is a schematic cross-sectional structure of fig. 2.
Fig. 4 is an exploded view of the present invention.
Fig. 5 is a schematic view of the overall structure of the present invention.
Fig. 6 is a schematic cross-sectional view of fig. 5.
Fig. 7 is a schematic perspective view of the present invention.
Fig. 8 is a schematic view of a step hole top view structure of the present invention.
In the figure:
1', an upper cone;
11', perforating;
2', lower cylindrical body;
3', an inner groove;
4', a male die;
1. a guide portion;
11. drawing and perforating are assisted;
12. a hemispherical structure;
2. a positioning part;
3. mounting a plate;
31. a stepped bore;
311. an upper groove;
312. a lower tubular cavity;
32. a C-shaped cambered surface missing part;
33. clamping the corrugated surface;
4. a bolt;
41. a screw rod;
42. a nut;
5. a shim.
Detailed Description
In order to make the technical problems, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further explained below by means of specific embodiments in conjunction with the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some but not all of the elements relevant to the present invention are shown in the drawings.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Example 1
Referring to fig. 4-8, the adjustable precise positioning pin of the stamping die comprises a conical guide part 1 and an integrally formed cylindrical positioning part 2;
the mounting plate is characterized by further comprising an approximately oval mounting plate 3, a bolt 4 and a C-shaped thin spacer 5;
the lower end of the positioning part 2 of the column body is connected with an approximately elliptical mounting plate 3, the positioning part 2 of the column body is arranged on the left side of the approximately elliptical long axis of the upper surface of the mounting plate 3, and a stepped hole 31 is vertically arranged on the right side of the approximately elliptical long axis of the upper surface of the mounting plate 3;
the bolt 4 is arranged in the step hole 31 in a penetrating way, and the lower end of the bolt 4 is exposed out of the lower end surface of the step hole 31;
c-shaped shims 5 are in contact with the left end wall of the major axis of the approximate ellipse and the right end wall of the major axis of the approximate ellipse of the mounting plate 3.
The stepped hole 31 is composed of an upper groove 311 with a large oval structure in a top view and a lower tubular cavity 312 with a small oval structure; the major axis of the large ellipse of the upper recess 311 of the stepped hole 31 and the major axis of the small ellipse of the lower tubular cavity 312 of the stepped hole 31 are in the same vertical plane as the major axis of the approximate ellipse of the mounting plate 3.
The small elliptical minor axis length of the lower tubular cavity 312 of the stepped hole 31 is greater than the diameter of the screw shaft 41 of the bolt 4, and the small elliptical minor axis length of the lower tubular cavity 312 of the stepped hole 31 is smaller than the outer diameter of the nut 42 of the bolt 4.
The approximately elliptical long axis left end side wall lower part and the approximately elliptical long axis right end side wall lower part of the mounting plate 3 are both provided with C-shaped arc surface missing parts 32 in a concave mode, and the C-shaped thin gaskets 5 are in matched contact with the C-shaped arc surface missing parts 32.
The upper part of the side wall of the left end of the approximate oval long shaft of the mounting plate 3 and the upper part of the side wall of the right end of the approximate oval long shaft are both provided with clamping corrugated surfaces 33.
The lower part of the side wall of the guide part 1 of the cone is horizontally and radially provided with a drawing-assisting through hole 11.
The drawing-assisting through hole 11 is positioned in the same vertical plane with the long axis of the approximate ellipse of the mounting plate 3.
The positioning part 2 of the column body is connected with the upper surface of the mounting plate 3 which is approximately elliptical in an integral forming way.
The C-shaped thin gasket 5 is made of rubber.
The top end of the cone of the guide part 1 is a hemispherical structure 12.
Principle of operation
Inserting the mounting plate:
because a gap exists between the inner side wall (not shown in the figure) of the positioning groove of the wall body and the lower end of the mounting plate 3, the C-shaped thin gaskets 5 are additionally arranged on the left side wall and the right side wall of the lower part of the mounting plate 3 to adjust the position of the mounting plate in the positioning groove of the wall body, and then the mounting plate is clamped on the clamping edge surfaces 33 on the left side and the right side of the mounting plate 3 by using a wrench to push the mounting plate 3 to be in interference fit in the positioning groove of the wall body; because the stepped hole 31 of the mounting plate is composed of the upper groove 311 which is in a large oval shape in a top view structure and the lower tubular cavity 312 in a small oval shape, the screw rod 41 of the bolt 4 can adjust the position in four horizontal directions of the lower tubular cavity 312 in a small oval shape, so that the threaded hole arranged at the bottom of the wall positioning groove is aligned with the threaded hole in a screwed mode, and the mounting plate 3 is fixed on the wall positioning groove; at this time, the guiding portion 1 on the mounting plate and the positioning portion 2 of the integrally formed column body can be sleeved and guided by a positioning round hole (not shown in the figure) on the part needing to be positioned, so that the part needing to be positioned is accurately positioned.
Pulling the mounting plate assisted:
after the accurate positioning work of the parts is completed, when the adjustable accurate positioning pin of the stamping die needs to be disassembled, firstly, the bolt 4 is unscrewed to fix the mounting plate 3 on the wall positioning groove, a straight-line-shaped screw rod or a screwdriver rod (not shown in the figure) penetrates out of the pulling-assisting through hole 11, an upward force is applied, the auxiliary guide part 1 moves upwards together with the mounting plate 3, the auxiliary guide part is separated from the positioning groove of the wall, the C-shaped thin gasket 5 is taken down, and the disassembly of the mounting plate 3 is completed.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The adjustable precise positioning pin of the stamping die comprises a conical guide part (1) and an integrally formed cylindrical positioning part (2); the method is characterized in that:
the mounting plate is characterized by also comprising an approximately elliptical mounting plate (3), a bolt (4) and a C-shaped shim (5);
the lower end of the positioning part (2) of the columnar body is connected with an approximately elliptical mounting plate (3), the positioning part (2) of the columnar body is arranged on the left side of an approximately elliptical long shaft on the upper surface of the mounting plate (3), and a step hole (31) is vertically arranged on the right side of the approximately elliptical long shaft on the upper surface of the mounting plate (3);
the bolt (4) is arranged in the stepped hole (31) in a penetrating way, and the lower end of the bolt (4) is exposed out of the lower end surface of the stepped hole (31);
c-shaped shims (5) are contacted with the left side wall of the long axis of the approximate ellipse or/and the right side wall of the long axis of the approximate ellipse of the mounting plate (3).
2. The adjustable fine positioning pin of the stamping die according to claim 1, characterized in that: the stepped hole (31) is composed of an upper groove (311) with a large oval-shaped top view structure and a lower tubular cavity (312) with a small oval-shaped structure; the major axis of the large ellipse of the upper groove (311) of the stepped hole (31), the major axis of the small ellipse of the lower tubular cavity (312) of the stepped hole (31) and the major axis of the approximate ellipse of the mounting plate (3) are positioned in the same vertical plane.
3. The adjustable fine positioning pin of the stamping die according to claim 2, characterized in that: the length of a small oval short axis of a lower tubular cavity (312) of the stepped hole (31) is larger than the diameter of a screw rod (41) of the bolt (4), and the length of the small oval short axis of the lower tubular cavity (312) of the stepped hole (31) is smaller than the outer diameter of a nut (42) of the bolt (4).
4. The adjustable fine positioning pin of the stamping die according to claim 1, characterized in that: the approximately elliptical long axis left end side wall lower part of mounting panel (3) and the approximately elliptical long axis right end side wall lower part all indent and are equipped with C font cambered surface disappearance (32), C font shim (5) match to touch and connect in C font cambered surface disappearance (32) department.
5. The adjustable fine positioning pin of the stamping die according to claim 1, characterized in that: the upper part of the side wall of the left end of the approximately elliptic long shaft of the mounting plate (3) and the upper part of the side wall of the right end of the approximately elliptic long shaft are both provided with clamping corrugated surfaces (33).
6. The adjustable fine positioning pin of the stamping die according to claim 1, characterized in that: the lower part of the side wall of the guide part (1) of the cone is horizontally and radially provided with a drawing-assisting through hole (11).
7. The adjustable fine positioning pin of the stamping die according to claim 6, characterized in that: the drawing-assisting through hole (11) and the long axis of the approximate ellipse of the mounting plate (3) are positioned in the same vertical plane.
8. The adjustable fine positioning pin of the stamping die according to claim 1, characterized in that: the positioning part (2) of the columnar body is integrally connected, in threaded connection or welded with the upper surface of the mounting plate (3) which is approximately elliptical.
9. The adjustable fine positioning pin of the stamping die according to claim 1, characterized in that: the C-shaped thin gasket (5) is made of rubber, silica gel or plastic.
10. The adjustable fine positioning pin of the stamping die according to claim 1, wherein: the top end of the cone of the guide part (1) is a hemispherical structure (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221418805.4U CN217665792U (en) | 2022-06-07 | 2022-06-07 | Adjustable precise positioning pin of stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221418805.4U CN217665792U (en) | 2022-06-07 | 2022-06-07 | Adjustable precise positioning pin of stamping die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217665792U true CN217665792U (en) | 2022-10-28 |
Family
ID=83707264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221418805.4U Active CN217665792U (en) | 2022-06-07 | 2022-06-07 | Adjustable precise positioning pin of stamping die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217665792U (en) |
-
2022
- 2022-06-07 CN CN202221418805.4U patent/CN217665792U/en active Active
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