CN211757755U - Composite shaping jig - Google Patents
Composite shaping jig Download PDFInfo
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- CN211757755U CN211757755U CN201922055907.9U CN201922055907U CN211757755U CN 211757755 U CN211757755 U CN 211757755U CN 201922055907 U CN201922055907 U CN 201922055907U CN 211757755 U CN211757755 U CN 211757755U
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- 238000007493 shaping process Methods 0.000 title claims abstract description 155
- 239000002131 composite material Substances 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 178
- 238000000034 method Methods 0.000 description 10
- 239000002184 metal Substances 0.000 description 9
- 150000001875 compounds Chemical class 0.000 description 7
- 238000003825 pressing Methods 0.000 description 6
- 238000005245 sintering Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000005238 degreasing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000011449 brick Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The utility model discloses a composite shaping jig, which comprises an upper die fixing part, a lower die fixing part, a driving mechanism, an upper die shaping mechanism, a lower die shaping mechanism, a first sliding part, a second sliding part and a plurality of third sliding parts; the lower die shaping mechanism is arranged in the lower die fixing part and penetrates through the top of the lower die fixing part so that a product to be shaped is placed on the lower die shaping mechanism; the upper die shaping mechanism is arranged in the upper die fixing part and can be opposite to the lower die shaping mechanism when the upper die fixing part and the lower die fixing part are pressed; the upper die fixing part is pressed with the lower die fixing part through the first sliding part, the second sliding part and the plurality of third sliding parts, so that a product to be reshaped is pressed between the upper die reshaping mechanism and the lower die reshaping mechanism for reshaping. The utility model discloses can improve the plastic efficiency and the plastic precision of product.
Description
Technical Field
The utility model belongs to the technical field of metal production and specifically relates to indicate a compound plastic tool.
Background
The metal injection molding is to inject a feed obtained by banburying and mixing metal and a high molecular binder into a mold through an injection molding machine to prepare a part with a specific shape, and to obtain a final finished product through the working procedures of degreasing, sintering, post-treatment and the like. The size shrinkage and the deformation of certain degree can take place for the unburned bricks in sintering process, therefore when the production technology to the product is designed, the plastic process is essential technology, and the purpose is that the product that will warp, the product that size, shape accord with the expectation is obtained to the tool extrusion.
Particularly, for products with mobile phone lifting camera support structures, strict requirements are provided for the right angle, the thickness of the inner frame, the height of the ears of the screw holes and the flatness of the products. Generally, the product loses the adhesion of the binder in the degreasing and sintering processes, the bonding strength between metal powder is low, and the product is deformed to a certain degree under the influence of dual actions of gravity and friction force.
The common shaping scheme is completed by two working procedures, wherein the first procedure is to shape the flatness and the ear height of the product, and the second procedure is to shape the right angle of the product. However, the shaping method adopting two procedures has extremely low efficiency, and the second shaping can affect the height and the size of the first ear, so that the precision is difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides a compound plastic tool improves plastic efficiency and plastic precision behind the metal injection moulding.
In order to solve the technical problem, the utility model discloses a technical scheme be:
a composite shaping jig comprises an upper die fixing part, a lower die fixing part, a driving mechanism, an upper die shaping mechanism, a lower die shaping mechanism, a first sliding part, a second sliding part and a plurality of third sliding parts;
the lower die shaping mechanism is arranged in the lower die fixing part and penetrates through the top of the lower die fixing part so that a product to be shaped is placed on the lower die shaping mechanism;
the fixed end of the driving mechanism is arranged on the lower side of the lower die fixing part, and the movable end of the driving mechanism abuts against the lower end of the lower die shaping mechanism;
the top of the lower die fixing part is provided with a first sliding chute and a second sliding chute;
the first sliding part and the second sliding part are oppositely arranged in the first sliding groove;
the plurality of third sliding parts are oppositely arranged in the second sliding groove;
the first sliding part, the second sliding part and the plurality of third sliding parts respectively and correspondingly abut against the periphery of the lower die shaping mechanism one by one;
the upper die shaping mechanism is arranged in the upper die fixing part and can be opposite to the lower die shaping mechanism when the upper die fixing part and the lower die fixing part are pressed;
the upper die fixing part is pressed with the lower die fixing part through the first sliding part, the second sliding part and the plurality of third sliding parts, so that a product to be reshaped is pressed between the upper die reshaping mechanism and the lower die reshaping mechanism for reshaping.
Furthermore, the lower die fixing part comprises a supporting plate, a lower die fixing plate, a lower die top plate and a plurality of die feet;
the supporting plate is arranged at the tops of the plurality of mould feet;
the lower die fixing plate is arranged at the top of the supporting plate;
the lower die top plate is arranged at the top of the lower die fixing plate.
Further, the lower die shaping mechanism comprises a first lower die insert, a second lower die insert, an ejection assembly and a plurality of third lower die inserts;
the top of the supporting plate is provided with an accommodating cavity, and the ejection assembly is arranged in the accommodating cavity;
the movable end of the driving mechanism penetrates through the supporting plate and abuts against the lower side of the ejection assembly;
the first lower die insert is arranged outside the third lower die insert;
the lower ends of the first lower die insert and the second lower die insert are abutted against the lower die fixing plate;
the upper end of the third lower die insert sequentially penetrates through the lower die top plate and the first lower die insert, and the lower end of the third lower die insert abuts against the top of the ejection assembly;
the second lower die insert is positioned among the plurality of third lower die inserts, and the top of the second lower die insert and the third lower die inserts are positioned on the same plane;
a plurality of first elastic parts are also arranged between the ejection assembly and the lower die fixing plate.
Further, the ejection assembly comprises an ejector rod, an ejection bottom plate, an ejection panel and an ejection clamping plate;
the ejection bottom plate is arranged at the top of the ejection clamping plate and is positioned at the lower side of the ejection clamping plate;
the upper end of the ejector rod penetrates through the ejection bottom plate and abuts against the lower side of the ejection clamping plate, and the lower end of the ejector rod is connected with the movable end of the driving mechanism.
Further, the upper die fixing part comprises an upper die base plate, an upper die fixing plate, a plurality of first shovel bases and a plurality of second shovel bases, a second elastic part is embedded in the lower side of the upper die spacer, and the lower end of the second elastic part abuts against the top of the upper die shaping mechanism;
the upper die base plate is arranged at the top of the upper die fixing part, the upper die shaping mechanism is embedded in the upper die fixing plate, and the lower side of the upper die shaping mechanism can abut against the lower die shaping mechanism;
the upper ends of the first shovel bases and the second shovel bases penetrate through the upper die fixing plate to be connected with the upper die base plate, and the lower ends of the first shovel bases and the second shovel bases are located on the lower side of the upper die fixing plate;
the plurality of first shovel bases are arranged oppositely, and the plurality of second shovel bases are arranged oppositely;
the plurality of first shovel bases can be correspondingly inserted into the first sliding portion and the second sliding portion respectively, and the plurality of second shovel bases can be correspondingly inserted into the plurality of third sliding portions respectively, so that a product to be shaped is pressed between the upper die shaping mechanism and the lower die shaping mechanism for shaping.
Further, the upper die shaping mechanism comprises a first upper die insert, a second upper die insert and a plurality of third upper die inserts;
the upper side of the first upper die insert can abut against the lower side of the upper die base plate, and the lower side of the first upper die insert is arranged at the top of the second upper die insert;
the upper ends of the third upper die inserts are clamped at the top of the upper die fixing plate, and the lower ends of the third upper die inserts penetrate through the upper die fixing plate and are positioned on the same plane with the lower side plane of the upper die fixing plate;
a stepped sliding cavity with a large upper part and a small lower part is formed among the third upper die inserts;
the first upper die insert and the second upper die insert are arranged in the sliding cavity, and the upper end of the second upper die insert is slidably clamped on the upper side of the sliding cavity;
the second elastic part is pressed against the first upper die insert.
Furthermore, the inclined angle of the inclined plane of one side of the first shovel base, which faces the first sliding part, is 25-28 degrees;
a T-shaped boss is further arranged on one side, facing the third sliding part, of the second shovel base;
the inclined planes of one side of the second shovel base facing the third sliding part and the inclined angles of the T-shaped bosses are both 20-23 degrees.
Further, the first sliding part comprises a first slide block insert and a first slide block base;
one end of the first sliding block insert is arranged at one side, close to the lower die shaping mechanism, of the top of the first sliding block base, and the other end of the first sliding block insert is positioned at the upper end of the lower die shaping mechanism;
the first sliding block base is arranged in the first sliding groove and is positioned on one side of the lower die shaping mechanism;
the first sliding block base is connected with the lower die shaping mechanism in a sliding mode through a third elastic part;
one side of the first slider base, which is far away from the lower die mechanism, is provided with a sliding groove used for being connected with the upper die fixing part.
Further, the third sliding portion includes a third slide insert and a third slide mount;
one end of the third sliding block insert is arranged at one side, close to the lower die shaping mechanism, of the top of the third sliding block base, and the other end of the third sliding block insert is positioned at the upper end of the lower die shaping mechanism;
the third sliding block base is arranged in the first sliding groove and is positioned on one side of the lower die shaping mechanism;
the third sliding block base is connected with the lower die shaping mechanism in a sliding manner through a third elastic part;
and one side of the third sliding block base, which is far away from the lower die shaping mechanism, is an inclined plane.
The beneficial effects of the utility model reside in that: the upper die shaping mechanism and the lower die shaping mechanism are arranged and used for simultaneously pressing and compositely shaping products up and down, the products can meet requirements through one-time shaping, the shaped products are high in quality and precision, and the shaping efficiency is greatly improved; arranging a sliding part to press the reshaped product in the length and width directions of the reshaped product; the driving mechanism is arranged and used for ejecting the product after the product is shaped, so that a worker can take the product down conveniently; effectively promote plastic efficiency through compound plastic, save production time and cost of labor, solved the problem that metal product warp after the sintering. Simultaneously, can satisfy the stainless steel product plastic that requires stricter to right angle, plane degree, inside casing assembly size, like cell-phone lift camera supporting structure, it is extensive to be suitable for the object, easy operation is convenient. Meanwhile, the manipulator can be matched for automatic operation, so that the manipulator has important practical value in industrial production.
Drawings
Fig. 1 is a schematic structural view of a composite shaping jig according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 2;
fig. 4 is a schematic structural diagram of a first slider base, a second slider base, and a third slider base according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a first shovel base and a second shovel base according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a second lower mold insert according to an embodiment of the present invention;
fig. 7 is a schematic structural view of an upper mold fixing portion according to an embodiment of the present invention;
fig. 8 is a schematic structural view of each sliding portion according to an embodiment of the present invention;
fig. 9 is a schematic structural view of a lower die reshaping mechanism according to an embodiment of the present invention.
Description of reference numerals:
1. an upper die fixing portion; 11. an upper die base plate; 12. an upper die fixing plate; 13. a first shovel base; 14. a second shovel base; 15. a second elastic part; 141. a T-shaped boss;
2. a lower die fixing part; 21. a first chute; 22. a second chute; 23. a support plate; 24. a lower die fixing plate; 25. a lower die top plate; 26. a mould leg; 27. a first elastic part; 231. an accommodating cavity;
3. a drive mechanism;
4. an upper die shaping mechanism; 41. a first upper die insert; 42. a second upper die insert; 43. a third upper die insert; 44. a sliding cavity;
5. a lower die shaping mechanism; 51. a first lower mold insert; 52. a second lower die insert; 53. ejecting the assembly; 54. a third lower die insert; 531. a top rod; 532. ejecting the bottom plate; 533. ejecting the panel; 534. ejecting the clamping plate;
6. a first sliding section; 61. a first slide block insert; 62. a first slider base; 63. a third elastic part; 621. a third chute;
7. a second sliding section; 71. a second slide block insert; 72. a second slider base; 721. a fourth chute;
8. a third sliding part; 81. a third slide block insert; 82. a third slider base;
9. and (5) products to be shaped.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 6, a composite shaping jig includes an upper mold fixing portion, a lower mold fixing portion, a driving mechanism, an upper mold shaping mechanism, a lower mold shaping mechanism, a first sliding portion, a second sliding portion, and a plurality of third sliding portions;
the lower die shaping mechanism is arranged in the lower die fixing part and penetrates through the top of the lower die fixing part so that a product to be shaped is placed on the lower die shaping mechanism;
the fixed end of the driving mechanism is arranged on the lower side of the lower die fixing part, and the movable end of the driving mechanism abuts against the lower end of the lower die shaping mechanism;
the top of the lower die fixing part is provided with a first sliding chute and a second sliding chute;
the first sliding part and the second sliding part are oppositely arranged in the first sliding groove;
the plurality of third sliding parts are oppositely arranged in the second sliding groove;
the first sliding part, the second sliding part and the plurality of third sliding parts respectively and correspondingly abut against the periphery of the lower die shaping mechanism one by one;
the upper die shaping mechanism is arranged in the upper die fixing part and can be opposite to the lower die shaping mechanism when the upper die fixing part and the lower die fixing part are pressed;
the upper die fixing part is pressed with the lower die fixing part through the first sliding part, the second sliding part and the plurality of third sliding parts, so that a product to be reshaped is pressed between the upper die reshaping mechanism and the lower die reshaping mechanism for reshaping.
The utility model discloses a theory of operation lies in:
the upper die fixing part is arranged at the lower side of the external hydraulic equipment, a product is placed on the lower die shaping mechanism, the upper die fixing part and the lower die fixing part are pressed, the lower end of the upper die shaping mechanism is pressed against the top of the product to be shaped, and meanwhile, the first sliding part, the second sliding part and the plurality of third sliding parts clamp the product to be shaped from the length direction and the width direction of the product respectively;
the external hydraulic equipment continuously applies pressure to the upper die fixing part to enable the product to complete composite shaping under the multi-directional combined action of the upper shaping mechanism, the lower shaping mechanism, the first sliding part, the second sliding part and the plurality of third sliding parts;
after the shaping is finished, the hydraulic equipment releases pressure, the upper die fixing part rises, meanwhile, under the driving of the driving mechanism, the product is ejected out, and the product is manually taken down.
From the above description, the beneficial effects of the present invention are: the upper die shaping mechanism and the lower die shaping mechanism are arranged and used for simultaneously pressing and compositely shaping products up and down, the products can meet requirements through one-time shaping, the shaped products are high in quality and precision, and the shaping efficiency is greatly improved; arranging a sliding part to press the reshaped product in the length and width directions of the reshaped product; the driving mechanism is arranged and used for ejecting the product after the product is shaped, so that a worker can take the product down conveniently; effectively promote plastic efficiency through compound plastic, save production time and cost of labor, solved the problem that metal product warp after the sintering. Simultaneously, can satisfy the stainless steel product plastic that requires stricter to right angle, plane degree, inside casing assembly size, like cell-phone lift camera supporting structure, it is extensive to be suitable for the object, easy operation is convenient. Meanwhile, the manipulator can be matched for automatic operation, so that the manipulator has important practical value in industrial production.
Furthermore, the lower die fixing part comprises a supporting plate, a lower die fixing plate, a lower die top plate and a plurality of die feet;
the supporting plate is arranged at the tops of the plurality of mould feet;
the lower die fixing plate is arranged at the top of the supporting plate;
the lower die top plate is arranged at the top of the lower die fixing plate.
Further, the lower die shaping mechanism comprises a first lower die insert, a second lower die insert, an ejection assembly and a plurality of third lower die inserts;
the top of the supporting plate is provided with an accommodating cavity, and the ejection assembly is arranged in the accommodating cavity;
the movable end of the driving mechanism penetrates through the supporting plate and abuts against the lower side of the ejection assembly;
the first lower die insert is arranged outside the third lower die insert;
the lower ends of the first lower die insert and the second lower die insert are abutted against the lower die fixing plate;
the upper end of the third lower die insert sequentially penetrates through the lower die top plate and the first lower die insert, and the lower end of the third lower die insert abuts against the top of the ejection assembly;
the second lower die insert is positioned among the plurality of third lower die inserts, and the top of the second lower die insert and the third lower die inserts are positioned on the same plane;
a plurality of first elastic parts are also arranged between the ejection assembly and the lower die fixing plate.
According to the above description, the support plate and the die leg are used for bearing the overall pressure of the jig and supporting the upper die shaping mechanism, the upper die fixing part, the lower die fixing plate and the lower die top plate; the first lower die insert and the second lower die insert are used for matching with the upper die shaping mechanism, the first sliding part and the second sliding part when the upper die fixing part is pressed on the lower die fixing part, and simultaneously pressing a product for shaping; the third lower mould mold insert is used for placing the product, and can be when the last mould fixed part pressfitting is on the lower mould fixed part, be used for producing holding power to the product bottom, the product carries out compound plastic under the combined action of last mould plastic mechanism and lower mould plastic, only needs once to accomplish flatness, angle, the ear height adjustment to the product, and the plastic is efficient, and easy operation, the precision is high.
Further, the ejection assembly comprises an ejector rod, an ejection bottom plate, an ejection panel and an ejection clamping plate;
the ejection bottom plate is arranged at the top of the ejection clamping plate and is positioned at the lower side of the ejection clamping plate;
the upper end of the ejector rod penetrates through the ejection bottom plate and abuts against the lower side of the ejection clamping plate, and the lower end of the ejector rod is connected with the movable end of the driving mechanism.
From the above description, the ejector rod is used for cooperating with the driving mechanism, so that when the movable end of the driving mechanism extends out, the ejector rod moves upwards and pushes the ejection clamping plate and the ejection panel, and then the third lower die insert can be pushed to move upwards to eject the product, so as to be convenient for taking down.
Further, the upper die fixing part comprises an upper die base plate, an upper die fixing plate, a plurality of first shovel bases and a plurality of second shovel bases, a second elastic part is embedded in the lower side of the upper die spacer, and the lower end of the second elastic part abuts against the top of the upper die shaping mechanism;
the upper die base plate is arranged at the top of the upper die fixing part, the upper die shaping mechanism is embedded in the upper die fixing plate, and the lower side of the upper die shaping mechanism can abut against the lower die shaping mechanism;
the upper ends of the first shovel bases and the second shovel bases penetrate through the upper die fixing plate to be connected with the upper die base plate, and the lower ends of the first shovel bases and the second shovel bases are located on the lower side of the upper die fixing plate;
the plurality of first shovel bases are arranged oppositely, and the plurality of second shovel bases are arranged oppositely;
the plurality of first shovel bases can be correspondingly inserted into the first sliding portion and the second sliding portion respectively, and the plurality of second shovel bases can be correspondingly inserted into the plurality of third sliding portions respectively, so that a product to be shaped is pressed between the upper die shaping mechanism and the lower die shaping mechanism for shaping.
As can be seen from the above description, the plurality of first shovel bases are respectively matched with the first sliding portion and the third sliding portion, and the plurality of first shovel bases can be correspondingly inserted into one side of the first sliding portion and one side of the third sliding portion, and the plurality of second shovel bases are respectively matched with the plurality of second sliding portions, so that the upper die fixing portion and the lower die fixing portion can be tightly connected when the upper die fixing portion and the lower die fixing portion are pressed together; set up second elasticity portion for promote the mould plastic mechanism lower extreme and can support to press on the product, and after last mould fixed part and lower mould fixed part pressfitting, can make last mould plastic mechanism keep pressure to the product all the time, reach the plastic effect to the product roughness.
Further, the upper die shaping mechanism comprises a first upper die insert, a second upper die insert and a plurality of third upper die inserts;
the upper side of the first upper die insert can abut against the lower side of the upper die base plate, and the lower side of the first upper die insert is arranged at the top of the second upper die insert;
the upper ends of the third upper die inserts are clamped at the top of the upper die fixing plate, and the lower ends of the third upper die inserts penetrate through the upper die fixing plate and are positioned on the same plane with the lower side plane of the upper die fixing plate;
a stepped sliding cavity with a large upper part and a small lower part is formed among the third upper die inserts;
the first upper die insert and the second upper die insert are arranged in the sliding cavity, and the upper end of the second upper die insert is slidably clamped on the upper side of the sliding cavity;
the second elastic part is pressed against the first upper die insert.
According to the above description, the third upper die insert is used for being matched with the first sliding portion and the second sliding portion to shape the ear flatness of the product, and the second upper die insert is used for being respectively acted on the top and the bottom of the product with the second lower die insert to shape the flatness of the product main body, so that the product can be subjected to multi-azimuth simultaneous pressing and shaping.
Furthermore, the inclined angle of the inclined plane of one side of the first shovel base, which faces the first sliding part, is 25-28 degrees;
a T-shaped boss is further arranged on one side, facing the third sliding part, of the second shovel base;
the inclined planes of one side of the second shovel base facing the third sliding part and the inclined angles of the T-shaped bosses are both 20-23 degrees.
From the above description, it can be seen that the T-shaped bosses of the second shovel bases can be inserted into the first sliding portion and the second sliding portion respectively, so that the upper and lower dies are tightly connected, and the inclination angle of 20-23 ° is set to enable the upper and lower dies to be tightly connected during pressing, and facilitate detachment when the fixing portions of the upper and lower dies are separated.
Further, the first sliding part comprises a first slide block insert and a first slide block base;
one end of the first sliding block insert is arranged at one side, close to the lower die shaping mechanism, of the top of the first sliding block base, and the other end of the first sliding block insert is positioned at the upper end of the lower die shaping mechanism;
the first sliding block base is arranged in the first sliding groove and is positioned on one side of the lower die shaping mechanism;
the first sliding block base is connected with the lower die shaping mechanism in a sliding mode through a third elastic part;
one side of the first slider base, which is far away from the lower die mechanism, is provided with a sliding groove used for being connected with the upper die fixing part.
Further, the third sliding portion includes a third slide insert and a third slide mount;
one end of the third sliding block insert is arranged at one side, close to the lower die shaping mechanism, of the top of the third sliding block base, and the other end of the third sliding block insert is positioned at the upper end of the lower die shaping mechanism;
the third sliding block base is arranged in the first sliding groove and is positioned on one side of the lower die shaping mechanism;
the third sliding block base is connected with the lower die shaping mechanism in a sliding manner through a third elastic part;
and one side of the third sliding block base, which is far away from the lower die shaping mechanism, is an inclined plane.
According to the above description, the slide block base is arranged, the third elastic part is arranged between the slide block base and the lower die shaping mechanism, so that the slide block base can slide relatively, the slide block insert moves along with the slide block base in the sliding process to adapt to products with different lengths, various products can be fixed and shaped, and the jig can be suitable for shaping various metal products.
The embodiment of the utility model discloses a do:
referring to fig. 1 to 9, a composite shaping jig includes an upper mold fixing portion 1, a lower mold fixing portion 2, a driving mechanism 3, an upper mold shaping mechanism 4, a lower mold shaping mechanism 5, a first sliding portion 6, a second sliding portion 7, and a plurality of third sliding portions 8;
the lower die shaping mechanism 5 is arranged in the lower die fixing part 2 and penetrates through the top of the lower die fixing part 2 so that a product to be shaped is placed on the lower die shaping mechanism 5;
the fixed end of the driving mechanism 3 is arranged at the lower side of the lower die fixing part 2, and the movable end of the driving mechanism abuts against the lower end of the lower die shaping mechanism 5;
the top of the lower die fixing part 2 is provided with a first sliding chute 21 and a second sliding chute 22;
the first sliding part 6 and the second sliding part 77 are oppositely arranged in the first sliding groove 21;
the plurality of third sliding parts 8 are oppositely arranged in the second sliding groove 22;
the first sliding part 6, the second sliding part 77 and the plurality of third sliding parts 8 are respectively abutted against the periphery of the lower die reshaping mechanism 5 in a one-to-one correspondence manner;
the upper die shaping mechanism 4 is arranged in the upper die fixing part 1 and can be opposite to the lower die shaping mechanism 5 when the upper die fixing part 1 and the lower die fixing part 2 are pressed;
the upper die fixing part 1 is pressed with the lower die fixing part 2 through the first sliding part 6, the second sliding part 77 and the plurality of third sliding parts 8, so that a product 9 to be shaped is pressed between the upper die shaping mechanism 4 and the lower die shaping mechanism 5 for shaping;
the lower side of the upper die fixing part 1 is provided with 4 guide pillars 10 which are uniformly distributed, and the top of the lower die fixing part 2 is provided with 4 positioning grooves 20 matched with the guide pillars 10, so that the upper die fixing part 1 and the lower die fixing part 2 are positioned and matched through the guide pillars and the positioning grooves;
preferably, the driving mechanism 3 is an ultrathin double acting cylinder, the inner diameter is 32mm, and the stroke is 15 mm;
the device comprises an upper die fixing part, a lower die shaping mechanism and a PLC controller, wherein the upper die fixing part is arranged on the upper die fixing part, the lower die shaping mechanism is arranged on the lower die shaping mechanism, and the PLC controller is electrically connected with a hydraulic device and an air cylinder which are arranged outside the PLC controller respectively so as to control the movable end of the air cylinder to extend out after the hydraulic device releases pressure and drives the upper die fixing part to rise, and the lower die shaping mechanism.
Preferably, there are 2 third sliding portions 8;
referring to fig. 2, the lower mold fixing part 2 includes a support plate 23, a lower mold fixing plate 24, a lower mold top plate 25, and a plurality of mold legs 26;
the support plate 23 is arranged on the tops of the plurality of mold legs 26;
the lower die fixing plate 24 is arranged on the top of the supporting plate 23;
the lower mold top plate 25 is mounted on the top of the lower mold fixing plate 24.
Preferably, there are 2 mold feet 26, and two mold feet 26 are oppositely arranged;
specifically, the lower die fixing plate 24 and the supporting plate 23 are fixed on the two die legs through screws;
referring to fig. 2, the lower mold truing mechanism 5 includes a first lower mold insert 51, a second lower mold insert 52, an ejector assembly 53, and a plurality of third lower mold inserts 54;
the top of the support plate 23 is provided with an accommodating cavity 231, and the ejection assembly 53 is arranged in the accommodating cavity 231;
the movable end of the driving mechanism 3 passes through the supporting plate 23 and abuts against the lower side of the ejection assembly 53;
the first lower mold insert 51 is mounted outside the third lower mold insert 54;
the lower ends of the first lower die insert 51 and the second lower die insert 52 abut against the lower die fixing plate 24;
the upper end of the third lower die insert 54 sequentially passes through the lower die top plate 25 and the first lower die insert 51, and the lower end of the third lower die insert abuts against the top of the ejection assembly 53;
the second lower mold inserts 52 are positioned among the plurality of third lower mold inserts 54, and the top of the second lower mold inserts 52 and the third lower mold inserts 54 are positioned on the same plane;
a plurality of first elastic parts 27 are further installed between the push-out assembly 53 and the lower mold fixing plate 24.
Preferably, two third lower mold inserts 54 are provided, and the two third lower mold inserts 54 are arranged oppositely;
referring to fig. 6, the side guide oblique angle of the second lower die insert 52 is 15 ° × 1.7mm, and the mouth part has a R0.3 fillet 521 transition;
referring to fig. 2 and 9, the ejection assembly 53 includes an ejector pin 531, an ejection base plate 532, an ejection panel 533, and an ejection clamp plate 534;
the ejection bottom plate 532 is arranged on the top of the ejection clamping plate 534, and the ejection bottom plate 532 is positioned on the lower side of the ejection clamping plate 534;
the upper end of the ejector rod 531 passes through the ejector base plate 532 and abuts against the lower side of the ejector clamping plate 534, and the lower end is connected with the movable end of the driving mechanism 3.
Referring to fig. 2 and 7, the upper die fixing portion 1 includes an upper die cushion plate 11, an upper die fixing plate 12, a first shovel base 13 and a second shovel base 14, a second elastic portion 15 is embedded at the lower side of the upper die cushion plate 11, and the lower end of the second elastic portion 15 abuts against the top of the upper die shaping mechanism 4;
the upper die base plate 11 is arranged at the top of the upper die fixing part 1, the upper die shaping mechanism 4 is embedded in the upper die fixing plate 12, and the lower side of the upper die shaping mechanism 4 can abut against the lower die shaping mechanism 5;
the upper ends of the plurality of first shovel bases 13 and the plurality of second shovel bases 14 penetrate through the upper die fixing plate 12 to be connected with the upper die cushion plate 11, and the lower ends of the plurality of first shovel bases and the plurality of second shovel bases are located on the lower side of the upper die fixing plate 12;
a plurality of first shovel bases 13 are oppositely arranged, and a plurality of second shovel bases 14 are oppositely arranged;
the plurality of first shoveling bases 13 can be respectively and correspondingly inserted into the first sliding portion 6 and the second sliding portion 77, and the plurality of second shoveling bases 14 can be respectively and correspondingly inserted into the plurality of third sliding portions 8, so that the product to be shaped is pressed between the upper die shaping mechanism 4 and the lower die shaping mechanism 5 for shaping.
Preferably, 2 first shovel bases 13 and 2 second shovel bases 14 are provided, 2 third sliding portions 8 are provided, and two third sliding portions 8 are oppositely arranged and arranged in the second sliding groove 22;
specifically, the first shovel base 13 and the second shovel base 14 are both connected with the upper die base plate 11 through screws, and the upper die base plate 11 is also connected with the upper die fixing plate 12 through screws;
referring to fig. 2, the upper die shaping mechanism 4 includes a first upper die insert 41, a second upper die insert 42, and a plurality of third upper die inserts 43;
the upper side of the first upper die insert 41 can abut against the lower side of the upper die cushion plate 11, and the lower side is arranged at the top of the second upper die insert 42;
the upper ends of the third upper die inserts 43 are clamped at the top of the upper die fixing plate 12, and the lower ends of the third upper die inserts penetrate through the upper die fixing plate 12 and are positioned on the same plane with the lower side plane of the upper die fixing plate 12;
a stepped slide cavity 44 having a large top and a small bottom is formed between the third upper mold inserts 43;
the first upper die insert 41 and the second upper die insert 42 are both arranged in the sliding cavity 44, and the upper end of the second upper die insert 42 is slidably clamped on the upper side of the sliding cavity 44;
the second elastic portion 15 is pressed against the first upper mold insert 41.
Wherein, the second upper die insert 42 adopts a clearance design, and the single-side clearance width at the left side and the right side is 0.15 mm;
referring to fig. 2, 3, 5, and 8, the inclination angle of the inclined surface of first scoop base 13 toward first sliding portion 6 is 25 ° to 28 °;
one side of the second shovel base 14 facing the third sliding part 8 is also provided with a T-shaped boss 141;
the inclined angles of the inclined surface of one side of the second shovel base 14 facing the third sliding part 8 and the T-shaped boss 141 are both 20-23 degrees;
preferably, the inclined plane of the first shovel base 13 has an inclination angle of 25 °, and the inclined plane of the second shovel base 14 and the inclined angle of the T-shaped boss 141 both have an inclination angle of 20 °;
referring to fig. 2, 4 and 8, the first slide 6 includes a first slide insert 61 and a first slide base 62;
one end of the first sliding block insert 61 is arranged at one side of the top of the first sliding block base 62 close to the lower die shaping mechanism 5, and the other end is positioned at the upper end of the lower die shaping mechanism 5;
the first sliding block base 62 is arranged in the first sliding groove 21 and positioned at one side of the lower die shaping mechanism 5;
the first sliding block base 62 is connected with the lower die shaping mechanism 5 in a sliding way through a third elastic part 63;
a third sliding groove 621 used for being connected with the upper die fixing part 1 is formed in one side, away from the lower die adjustment mechanism 5, of the first sliding block base 62;
the third sliding chute 621 is matched with the T-shaped boss 141;
referring to fig. 3, 4 and 8, the third slide portion 8 includes a third slide insert 81 and a third slide base 82;
one end of the third sliding block insert 81 is arranged at one side of the top of the third sliding block base 82 close to the lower die shaping mechanism 5, and the other end is positioned at the upper end of the lower die shaping mechanism 5;
the third sliding block base 82 is arranged in the first sliding groove and is positioned on one side of the lower die shaping mechanism 5;
the third slider base 82 is connected with the lower die shaping mechanism 5 in a sliding way through a third elastic part 63; the side of the third slider base 82 away from the lower die reshaping mechanism 5 is an inclined surface.
Referring to fig. 2 and 4 and 8, the second sliding portion 7 includes a second slide block insert 71 and a second slide block base 72, one end of the second slide block insert 71 is mounted on one side of the top of the second slide block base 72 close to the lower mold shaping mechanism 5, and the other end is located at the upper end of the lower mold shaping mechanism 5;
the second sliding block base 72 is arranged in the first sliding groove and is positioned on one side of the lower die shaping mechanism 5;
the second slider base 72 is connected with the lower die shaping mechanism 5 at one side far away from the lower die shaping mechanism 5 in a sliding way through a fourth elastic part 73;
a fourth chute 721 slidably connected to the second shovel base 14 is disposed on a side of the second slider base 72 away from the lower adjustment mechanism 5.
Preferably, the first elastic part, the second elastic part and the third elastic part are reset compression springs, and the second elastic part is 8 mm;
the utility model discloses a concrete implementation step as follows:
(1) starting a shaping oil press (namely, an external hydraulic device), and placing a product to be shaped on the third lower die insert by holding the product by an automatic manipulator or an operator with qualified training;
(2) starting a mold closing switch, enabling the upper mold insert A to contact the product firstly under the action of the second elastic part, further simultaneously pressing the product by the upper mold base plate, the second upper mold insert, the two third upper mold inserts, the first lower mold insert, the second lower mold insert, the first slide block insert, the second slide block insert and the two third slide block inserts, and maintaining the pressure for 0.8-1.0 s under the pressure of 5-10 MPa;
(3) after the pressure maintaining is finished, the shaping oil press drives the upper die fixing part to automatically ascend, after the die is opened, the movable end of the cylinder extends out, the ejection assembly and the third lower die insert are sequentially pushed, and a product is ejected by the third lower die insert;
(4) the product is removed by the robot or operator and the next product is placed and the above steps are repeated.
After the movable end of the cylinder retracts, the first elastic part pushes the ejection mechanism to reset. The bracket product is made of 316L, and before shaping, the maximum flatness deformation of the product is required to be within 0.3mm, the maximum angle deformation is required to be within +/-3 degrees, and the maximum ear deformation is required to be within 0.2 mm. The pressure of the shaping oil press is 5-10 Mpa, and the pressure maintaining time is 0.8-1.0 s.
Particularly, for products with mobile phone lifting camera support structures, the error range of 90 degrees is generally required to be +/-0.5 degrees, the error of an inner frame is required to be +/-0.05 mm, the error of the ear height of a screw hole is required to be +/-0.03 mm-0.05 mm, and the flatness is required to be 0.05 mm.
To sum up, the utility model provides a pair of, mould plastic mechanism and lower mould plastic mechanism are gone up in the setting for suppress simultaneously about to the product, compound plastic, the product can reach the requirement through a plastic, and the product quality after the plastic is high, the precision is high, and plastic efficiency promotes greatly, effectively promotes plastic efficiency through compound plastic, saves production time and cost of labor, has solved the problem that metal product sintering back warp. Simultaneously, can satisfy the stainless steel product plastic that requires stricter to right angle, plane degree, inside casing assembly size, like cell-phone lift camera supporting structure, it is extensive to be suitable for the object, easy operation is convenient.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (9)
1. A composite shaping jig is characterized by comprising an upper die fixing part, a lower die fixing part, a driving mechanism, an upper die shaping mechanism, a lower die shaping mechanism, a first sliding part, a second sliding part and a plurality of third sliding parts;
the lower die shaping mechanism is arranged in the lower die fixing part and penetrates through the top of the lower die fixing part so that a product to be shaped is placed on the lower die shaping mechanism;
the fixed end of the driving mechanism is arranged on the lower side of the lower die fixing part, and the movable end of the driving mechanism abuts against the lower end of the lower die shaping mechanism;
the top of the lower die fixing part is provided with a first sliding chute and a second sliding chute;
the first sliding part and the second sliding part are oppositely arranged in the first sliding groove;
the plurality of third sliding parts are oppositely arranged in the second sliding groove;
the first sliding part, the second sliding part and the plurality of third sliding parts respectively and correspondingly abut against the periphery of the lower die shaping mechanism one by one;
the upper die shaping mechanism is arranged in the upper die fixing part and can be opposite to the lower die shaping mechanism when the upper die fixing part and the lower die fixing part are pressed;
the upper die fixing part is pressed with the lower die fixing part through the first sliding part, the second sliding part and the plurality of third sliding parts, so that a product to be reshaped is pressed between the upper die reshaping mechanism and the lower die reshaping mechanism for reshaping.
2. The composite reshaping jig of claim 1, wherein the lower mold fixing portion comprises a support plate, a lower mold fixing plate, a lower mold top plate and a plurality of mold legs;
the supporting plate is arranged at the tops of the plurality of mould feet;
the lower die fixing plate is arranged at the top of the supporting plate;
the lower die top plate is arranged at the top of the lower die fixing plate.
3. The composite truing jig of claim 2 wherein the lower die truing mechanism comprises a first lower die insert, a second lower die insert, an ejection assembly and a plurality of third lower die inserts;
the top of the supporting plate is provided with an accommodating cavity, and the ejection assembly is arranged in the accommodating cavity;
the movable end of the driving mechanism penetrates through the supporting plate and abuts against the lower side of the ejection assembly;
the first lower die insert is arranged outside the third lower die insert;
the lower ends of the first lower die insert and the second lower die insert are abutted against the lower die fixing plate;
the upper end of the third lower die insert sequentially penetrates through the lower die top plate and the first lower die insert, and the lower end of the third lower die insert abuts against the top of the ejection assembly;
the second lower die insert is positioned among the plurality of third lower die inserts, and the top of the second lower die insert and the third lower die inserts are positioned on the same plane;
a plurality of first elastic parts are also arranged between the ejection assembly and the lower die fixing plate.
4. The composite reshaping jig of claim 3, wherein the ejection assembly comprises an ejector rod, an ejection bottom plate, an ejection panel and an ejection clamping plate;
the ejection bottom plate is arranged at the top of the ejection clamping plate and is positioned at the lower side of the ejection clamping plate;
the upper end of the ejector rod penetrates through the ejection bottom plate and abuts against the lower side of the ejection clamping plate, and the lower end of the ejector rod is connected with the movable end of the driving mechanism.
5. The composite reshaping jig of claim 1, wherein the upper die fixing portion comprises an upper die base plate, an upper die fixing plate, a plurality of first shovel bases and a plurality of second shovel bases, a second elastic portion is embedded in the lower side of the upper die base plate, and the lower end of the second elastic portion abuts against the top of the upper die reshaping mechanism;
the upper die base plate is arranged at the top of the upper die fixing part, the upper die shaping mechanism is embedded in the upper die fixing plate, and the lower side of the upper die shaping mechanism can abut against the lower die shaping mechanism;
the upper ends of the first shovel bases and the second shovel bases penetrate through the upper die fixing plate to be connected with the upper die base plate, and the lower ends of the first shovel bases and the second shovel bases are located on the lower side of the upper die fixing plate;
the plurality of first shovel bases are arranged oppositely, and the plurality of second shovel bases are arranged oppositely;
the plurality of first shovel bases can be correspondingly inserted into the first sliding portion and the second sliding portion respectively, and the plurality of second shovel bases can be correspondingly inserted into the plurality of third sliding portions respectively, so that a product to be shaped is pressed between the upper die shaping mechanism and the lower die shaping mechanism for shaping.
6. The composite truing jig of claim 5, wherein the upper die truing mechanism comprises a first upper die insert, a second upper die insert, and a plurality of third upper die inserts;
the upper side of the first upper die insert can abut against the lower side of the upper die base plate, and the lower side of the first upper die insert is arranged at the top of the second upper die insert;
the upper ends of the third upper die inserts are clamped at the top of the upper die fixing plate, and the lower ends of the third upper die inserts penetrate through the upper die fixing plate and are positioned on the same plane with the lower side plane of the upper die fixing plate;
a stepped sliding cavity with a large upper part and a small lower part is formed among the third upper die inserts;
the first upper die insert and the second upper die insert are arranged in the sliding cavity, and the upper end of the second upper die insert is slidably clamped on the upper side of the sliding cavity;
the second elastic part is pressed against the first upper die insert.
7. The composite reshaping jig of claim 5, wherein the inclined angle of the inclined surface of the first shovel base facing the first sliding portion is 25 ° to 28 °;
a T-shaped boss is further arranged on one side, facing the third sliding part, of the second shovel base;
the inclined planes of one side of the second shovel base facing the third sliding part and the inclined angles of the T-shaped bosses are both 20-23 degrees.
8. The composite reshaping jig of claim 1, wherein the first sliding portion comprises a first slide insert and a first slide base;
one end of the first sliding block insert is arranged at one side, close to the lower die shaping mechanism, of the top of the first sliding block base, and the other end of the first sliding block insert is positioned at the upper end of the lower die shaping mechanism;
the first sliding block base is arranged in the first sliding groove and is positioned on one side of the lower die shaping mechanism;
the first sliding block base is connected with the lower die shaping mechanism in a sliding mode through a third elastic part;
one side of the first slider base, which is far away from the lower die mechanism, is provided with a sliding groove used for being connected with the upper die fixing part.
9. The composite reshaping jig of claim 1, wherein the third sliding portion comprises a third slide insert and a third slide base;
one end of the third sliding block insert is arranged at one side, close to the lower die shaping mechanism, of the top of the third sliding block base, and the other end of the third sliding block insert is positioned at the upper end of the lower die shaping mechanism;
the third sliding block base is arranged in the first sliding groove and is positioned on one side of the lower die shaping mechanism;
the third sliding block base is connected with the lower die shaping mechanism in a sliding manner through a third elastic part; and one side of the third sliding block base, which is far away from the lower die shaping mechanism, is an inclined plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922055907.9U CN211757755U (en) | 2019-11-25 | 2019-11-25 | Composite shaping jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922055907.9U CN211757755U (en) | 2019-11-25 | 2019-11-25 | Composite shaping jig |
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| Publication Number | Publication Date |
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| CN211757755U true CN211757755U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922055907.9U Active CN211757755U (en) | 2019-11-25 | 2019-11-25 | Composite shaping jig |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115740092A (en) * | 2022-11-18 | 2023-03-07 | 扬州保来得科技实业有限公司 | Powder metallurgy thin flange part shaping die and shaping method |
-
2019
- 2019-11-25 CN CN201922055907.9U patent/CN211757755U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115740092A (en) * | 2022-11-18 | 2023-03-07 | 扬州保来得科技实业有限公司 | Powder metallurgy thin flange part shaping die and shaping method |
| CN115740092B (en) * | 2022-11-18 | 2024-02-06 | 扬州保来得科技实业有限公司 | Shaping die and shaping method for powder metallurgy thin flange piece |
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