CN212264262U - Adjustable positioning mechanism for product piece on mold - Google Patents
Adjustable positioning mechanism for product piece on mold Download PDFInfo
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- CN212264262U CN212264262U CN202020869718.5U CN202020869718U CN212264262U CN 212264262 U CN212264262 U CN 212264262U CN 202020869718 U CN202020869718 U CN 202020869718U CN 212264262 U CN212264262 U CN 212264262U
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Abstract
The utility model relates to an adjustable positioning mechanism for a product piece on a mould, which comprises a movable mould and a fixed mould which are spaced up and down and are matched with each other, wherein the fixed mould is used for placing the product piece, and a plurality of groups of positioning mechanisms are uniformly distributed on the edge of the product piece along the circumferential direction; the positioning mechanism structure is as follows: the fixing device comprises a fixing plate, wherein a stop block is fixedly arranged on the outer side surface of the fixing plate, two ends of the stop block outwards protrude out of the fixing plate, and distance bolts penetrate through the stop block positioned outside the fixing plate; the end parts of the two distance bolts extend towards the direction of the product piece and are provided with positioning blocks at the end heads together, and a gap is reserved between each positioning block and the corresponding fixing plate; a spring is sleeved on the distance bolt positioned between the positioning block and the stop block; when the product piece is placed on the fixed die, the product piece is limited by a plurality of circumferential positioning mechanisms together, and when the movable die is closed towards the direction of the fixed die, the movable die extrudes the positioning blocks to enable the positioning blocks to be opened outwards; the utility model discloses can realize the effective positioning to the product spare, also can avoid the interference of compound die in-process movable mould and cover half, the practicality is good.
Description
Technical Field
The utility model belongs to the technical field of stamping die technique and specifically relates to a positioning mechanism with adjustable be used for product spare on mould.
Background
When a product piece to be processed is placed on the fixed die, a positioning block is often required to be arranged for limiting the position of the product piece when the product piece is placed.
In the prior art, the positioning block is simple in structure, and the following problems exist in the using process:
1) the positioning block is fixed and is fixedly arranged on the fixed template; when the movable mold and the fixed mold are assembled, particularly when the movable mold and the fixed mold are assembled in a stamping process, the positioning block is very easy to generate an interference phenomenon with the movable mold assembly, particularly edge parts of the movable mold, so that the movable mold is blocked to finish the stamping action if the positioning block is light, and the movable mold is forcibly pressed down to cause the mold to be locked, even parts in the movable mold assembly are exploded, thereby causing major accidents and losses;
2) in order to avoid the interference phenomenon, sufficient yielding must be made on the die, particularly on the movable die assembly; the abdication not only damages the original structure of the die and influences the die strength, but also increases the processing cost of the die parts; the abdicating is carried out on the die, even unnecessary indentation is generated on the surface of the punched product piece, or the stress of the die acting on the product piece is uneven due to the abdicating, so that the product piece is defective and scrapped.
SUMMERY OF THE UTILITY MODEL
The applicant aims at the defects in the prior art and provides the adjustable positioning mechanism for the product piece on the die, which is reasonable in structure, so that the interference between the product piece and the movable die during die assembly can be avoided while the product piece is effectively positioned, the structural integrity of the movable die is ensured, and the practicability is good.
The utility model discloses the technical scheme who adopts as follows:
an adjustable positioning mechanism for a product piece on a die comprises a movable die and a fixed die which are arranged at intervals up and down and are matched with each other, the product piece is placed on the fixed die, and a plurality of groups of positioning mechanisms are uniformly distributed on the edge of the product piece along the circumferential direction;
the structure of the single group of positioning mechanisms is as follows: the device comprises a fixing plate which is adjusted along the radial direction of a product piece, wherein a stop block is fixedly arranged on the outer side surface of the fixing plate, which is far away from the product piece, the end parts of the two sides of the stop block outwards protrude out of the fixing plate, and distance bolts penetrate through the stop blocks positioned on the outer parts of the two sides of the fixing plate; the end parts of the two distance bolts extend towards the direction of the product piece, positioning blocks are jointly installed at the ends of the two distance bolts, and a space is reserved between each positioning block and the corresponding fixing plate; a spring is sleeved on the distance bolt positioned between the positioning block and the stop block;
when the movable die is closed towards the direction of the fixed die, the movable die extrudes the positioning block to enable the positioning block to be opened outwards.
As a further improvement of the above technical solution:
the multiple groups of positioning mechanisms take the product piece as a circle center and are uniformly arranged on a fixed die outside the product piece; the fixed plate is arranged on the fixed die.
The fixed plate is vertically penetrated to form a step hole with a waist-shaped structure, small waist-shaped holes are symmetrically formed in the fixed plates on two sides of the step hole, pins are respectively installed in the two small waist-shaped holes vertically penetrated, the bottoms of the single pins are fixedly installed with the fixed die, locking bolts are installed in the step hole, and the fixed plates are fixed on the fixed die through the locking bolts.
The length direction of the step hole is consistent with the length directions of the two small kidney-shaped holes, and the length direction of the step hole is the radial direction of a product; and the width direction of the small waist-shaped hole is in small clearance fit with the pin.
The distance bolt is in clearance fit with the stop block and moves axially relative to the stop block.
And a lining is arranged between the distance bolt and the stop block, the lining is fixedly installed with the stop block, and the distance bolt moves axially relative to the stop block.
The inner side surface of the positioning block is attached to the edge of the product piece, and an inclined surface is arranged between the inner side surface and the top surface of the positioning block.
The stop block is fixedly arranged with the fixing plate through a fastener.
The outer edge of the bottom surface of the movable mold is provided with a chamfering structure, and the chamfering structure is in contact fit with the positioning block.
The utility model has the advantages as follows:
the utility model has compact and reasonable structure and convenient operation, and the product piece is placed on the fixed die and is positioned by the positioning blocks on the circumferential multi-group positioning mechanism; when the movable die descends and is matched with the fixed die to process a product, the edge of the movable die is close to and acts on the positioning block of the positioning mechanism, so that the positioning block moves outwards after being guided by the axial direction of the distance bolt, and the spring is compressed, so that the positioning mechanism avoids the descending movable die; when the movable die is closed and moves upwards, the positioning block retracts inwards under the action of the elastic force of the spring and restores the positioning function of the positioning block on the product; therefore, the utility model has the advantages that the arrangement of the middle positioning mechanism can effectively avoid the mutual interference between the product and the movable mold during mold closing while realizing the positioning of the product, thereby ensuring the integrity of the movable mold, having good practicability and helping the production safety;
the utility model discloses still include following advantage:
the locking bolt is unscrewed, and the fixing plate is moved radially outwards or inwards relative to the product piece by taking the matching between the pins at the two sides and the small kidney-shaped holes as a guide, so that the adjustment of the radial distance of the whole positioning mechanism relative to the product piece is realized, the positioning mechanism is suitable for die assembly processing of different types of product pieces, and the applicability of the positioning mechanism is greatly improved;
the distance of the outward opening of the positioning block can be adjusted by selecting and adjusting the length of the spacing bolt and the spring, so that the fixed die can meet the die assembly requirements of different moving dies and fixed dies.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the positioning mechanism of the present invention.
Fig. 3 is a schematic diagram of the state of the present invention before mold closing.
Fig. 4 is a partially enlarged view of a portion a in fig. 3.
Fig. 5 is a schematic view of the state of the present invention during mold closing.
Fig. 6 is a partially enlarged view of a portion B in fig. 5.
Wherein: 1. fixing a mold; 2. a product piece; 3. a positioning mechanism; 4. moving the mold; 31. a fixing plate; 32. a stopper; 33. a fastener; 34. a distance bolt; 35. a spring; 36. positioning blocks; 37. a pin; 38. and locking the bolt.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1, the adjustable positioning mechanism for a product on a mold in this embodiment includes a movable mold 4 and a fixed mold 1 which are arranged at an interval from top to bottom and are matched with each other, the fixed mold 1 is provided with a product 2, and a plurality of groups of positioning mechanisms 3 are uniformly distributed on the edge of the product 2 along the circumferential direction; the multiple groups of positioning mechanisms 3 realize the position positioning of the product pieces 2 to be processed;
as shown in fig. 2, the single-group positioning mechanism 3 has the following structure: the fixing device comprises a fixing plate 31 which is adjusted along the radial direction of a product piece 2, a stop block 32 is fixedly arranged on the outer side surface of the fixing plate 31 departing from the product piece 2, the end parts of the two sides of the stop block 32 are outwards protruded out of the fixing plate 31, and distance bolts 34 are arranged on the stop block 32 positioned outside the two sides of the fixing plate 31 in a penetrating way; the end parts of the two distance bolts 34 extend towards the direction of the product piece 2, the end heads of the two distance bolts 34 are jointly provided with a positioning block 36, and a gap is reserved between the positioning block 36 and the fixing plate 31; a spring 35 is sleeved on the spacing bolt 34 positioned between the positioning block 36 and the stop block 32;
when the movable die 4 is closed towards the fixed die 1, the movable die 4 extrudes the positioning block 36 to open the positioning block outwards, so that the movable die 4, the positioning block 36 and the positioning mechanism 3 are avoided.
The multiple groups of positioning mechanisms 3 are uniformly arranged on the fixed die 1 outside the product piece 2 by taking the product piece 2 as a circle center; the fixed plate 31 is mounted on the fixed mold 1.
The upper and lower through fixing plates 31 are provided with step holes with waist-shaped structures, the fixing plates 31 positioned on two sides of the step holes are symmetrically provided with small waist-shaped holes, the upper and lower through two small waist-shaped holes are respectively provided with a pin 37, the bottom of each pin 37 is fixedly installed with the fixed die 1, the step holes are internally provided with locking bolts 38, and the fixing plates 31 are fixed on the fixed die 1 through the locking bolts 38.
The length direction of the step hole is consistent with the length direction of the two small kidney-shaped holes, and the length direction of the step hole is the radial direction of the product piece 2; the width direction of the small kidney-shaped hole is in small clearance fit with the pin 37, and the fit between the small kidney-shaped hole and the pin 37 provides guidance for the fixed plate 31 to move relative to the fixed die 1.
The inner side surface of the positioning block 36 is attached to the edge of the product part 2, an inclined surface is arranged between the inner side surface of the positioning block 36 and the top surface, the downward force applied to the positioning block 36 by the movable die 4 is converted into the outward opening force in the horizontal direction due to the existence of the inclined surface, and the product part 2 can be conveniently placed during feeding due to the existence of the inclined surface.
The stopper 32 is fixed to the fixing plate 31 by a fastener 33.
The outer edge of the bottom surface of the movable mold 4 is provided with a chamfer structure, and the chamfer structure is contacted and attached with the inclined surface of the positioning block 36.
The first embodiment is as follows:
the distance bolt 34 is in clearance fit with the stop 32, and the distance bolt 34 moves relative to the stop 32 along the axial direction; the engagement between the distance bolt 34 and the stop 32 provides a guide for movement of the positioning block 36 during opening or resetting.
Example two:
a bushing is mounted between the distance bolt 34 and the stop 32, the bushing is fixedly attached to the stop 32, and the distance bolt 34 moves axially relative to the stop 32.
The utility model discloses a theory of operation does:
as shown in fig. 3 and 4, the product pieces 2 are placed on the fixed mold 1, and the product pieces 2 are positioned by the positioning blocks 36 on the circumferential multiple groups of positioning mechanisms 3;
as shown in fig. 5 and 6, when the movable mold 4 moves downwards and is matched with the fixed mold 1 to process a product 2, the chamfer structure on the outer edge of the movable mold 4 is close to and acts on the inclined surface of the positioning block 36 of the positioning mechanism 3, so that the positioning block 36 moves outwards after being guided by the axial direction of the distance bolt 34, the spring 35 between the positioning block 36 and the stop block 32 is compressed, and the positioning mechanism 3 avoids the moving mold 4 moving downwards;
when the movable die 4 is closed and moves upwards, the positioning block 36 is retracted and reset under the elastic force of the spring 35, and the positioning function of the product 2 is recovered.
The locking bolt 38 is unscrewed, and the fixing plate 31 is moved radially outwards or inwards relative to the product piece 2 by taking the matching between the pins 37 at the two sides and the small kidney-shaped holes as a guide, so that the adjustment of the radial distance of the whole positioning mechanism 3 relative to the product piece 2 is realized, the positioning mechanism 3 is suitable for die assembly processing of different types of product pieces 2, and the applicability of the positioning mechanism 3 is greatly improved;
the distance of the outward opening of the positioning block 36 can be adjusted by selecting and adjusting the lengths of the spacing bolt 34 and the spring 35, so that the mold closing requirements of different moving molds and fixed molds can be met.
The utility model is simple in operation, compact structure is reasonable, has realized the location of moving, cover half compound die front product spare to can effectively dodge the compound die in-process and the movable mould between the interference, the practicality is good.
The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made within the scope of the invention.
Claims (9)
1. The utility model provides a positioning mechanism with adjustable a product spare on is used for mould, includes that the interval sets up and the movable mould (4) and cover half (1) of mutually supporting from top to bottom, has placed product spare (2), its characterized in that on cover half (1): a plurality of groups of positioning mechanisms (3) are uniformly distributed on the edge of the product piece (2) along the circumferential direction;
the structure of the single-group positioning mechanism (3) is as follows: the device comprises a fixing plate (31) which is adjusted along the radial direction of a product piece (2), wherein a stop block (32) is fixedly arranged on the outer side surface of the fixing plate (31) departing from the product piece (2), the end parts of the two sides of the stop block (32) are outwards protruded out of the fixing plate (31), and distance bolts (34) penetrate through the stop block (32) positioned outside the two sides of the fixing plate (31); the end parts of the two distance bolts (34) extend towards the direction of the product piece (2), positioning blocks (36) are jointly installed at the end heads of the two distance bolts (34), and a gap exists between each positioning block (36) and the corresponding fixing plate (31); a spring (35) is sleeved on the spacing bolt (34) positioned between the positioning block (36) and the stop block (32);
when the movable die (4) is closed towards the direction of the fixed die (1), the movable die (4) extrudes the positioning block (36) to open the positioning block outwards.
2. An adjustable positioning mechanism for a product piece on a mold as recited in claim 1, wherein: the multiple groups of positioning mechanisms (3) are uniformly arranged on the fixed die (1) outside the product piece (2) by taking the product piece (2) as a circle center; the fixed plate (31) is arranged on the fixed die (1).
3. An adjustable positioning mechanism for a product piece on a mold as recited in claim 2, wherein: the fixed plate (31) penetrates through the upper portion and the lower portion and is provided with a step hole with a waist-shaped structure, small waist-shaped holes are symmetrically formed in the fixed plate (31) located on two sides of the step hole, pins (37) are respectively installed in the two small waist-shaped holes penetrating through the upper portion and the lower portion, the bottom of each pin (37) is fixedly installed on the fixed die (1), locking bolts (38) are installed in the step holes, and the fixed plate (31) is fixed on the fixed die (1) through the locking bolts (38).
4. An adjustable positioning mechanism for a product piece on a mold as recited in claim 3, wherein: the length direction of the step hole is consistent with the length direction of the two small kidney-shaped holes, and the length direction of the step hole is the radial direction of the product piece (2); the width direction of the small kidney-shaped hole is in small clearance fit with the pin (37).
5. An adjustable positioning mechanism for a product piece on a mold as recited in claim 1, wherein: the distance bolt (34) and the stop block (32) are in clearance fit, and the distance bolt (34) moves relative to the stop block (32) along the axial direction.
6. An adjustable positioning mechanism for a product piece on a mold as recited in claim 1, wherein: a bushing is arranged between the distance bolt (34) and the stop block (32), the bushing is fixedly installed with the stop block (32), and the distance bolt (34) moves axially relative to the stop block (32).
7. An adjustable positioning mechanism for a product piece on a mold as recited in claim 1, wherein: the inner side surface of the positioning block (36) is attached to the edge of the product piece (2), and an inclined surface is arranged between the inner side surface and the top surface of the positioning block (36).
8. An adjustable positioning mechanism for a product piece on a mold as recited in claim 1, wherein: the stop block (32) is fixedly arranged with the fixing plate (31) through a fastener (33).
9. An adjustable positioning mechanism for a product piece on a mold as recited in claim 1, wherein: the outer edge of the bottom surface of the movable mold (4) is provided with a chamfering structure, and the chamfering structure is in contact fit with the positioning block (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020869718.5U CN212264262U (en) | 2020-05-21 | 2020-05-21 | Adjustable positioning mechanism for product piece on mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020869718.5U CN212264262U (en) | 2020-05-21 | 2020-05-21 | Adjustable positioning mechanism for product piece on mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212264262U true CN212264262U (en) | 2021-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020869718.5U Active CN212264262U (en) | 2020-05-21 | 2020-05-21 | Adjustable positioning mechanism for product piece on mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212264262U (en) |
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2020
- 2020-05-21 CN CN202020869718.5U patent/CN212264262U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 214000 No.19 Dongqing Road, Hudai Town, Wuxi City, Jiangsu Province Patentee after: Wuxi Weiyan New Energy Technology Co.,Ltd. Address before: 214000 No.19 Dongqing Road, Hudai Town, Wuxi City, Jiangsu Province Patentee before: WUXI MICRO RESEARCH MOLDING TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |