Precision forming die for titanium alloy and PEEK

Abstract

The utility model relates to the technical field of precision forming dies, in particular to a precision forming die for titanium alloy and PEEK (polyetheretherketone), which comprises a precision forming die body, a lower die is fixedly arranged in the middle of the upper side of the precision forming die body, and a double-thread rotating rod is rotatably connected into the precision forming die body. The lower die is clamped and fixed through the threaded vertical rods, the fastening glands and the positioning seats, then the upper die can be positioned through mutual clamping of the insertion plates and the limiting insertion columns, in this way, the lower die and the upper die can be conveniently assembled and disassembled through the clamping mode, and the lower die and the upper die can be conveniently assembled and disassembled; therefore, precise forming dies of other specifications can be conveniently disassembled and replaced, the assembling and disassembling efficiency of the precise forming dies is improved, the upper die can be stably moved and adjusted by utilizing the installation block at the upper die to move up and down at the guide rail, and therefore titanium alloy and PEEK can be safely and reliably formed and machined.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of precision forming die, specifically is a kind of for titanium alloy and PEEK precision forming die. BACKGROUND

[0002] Precision forming die is an important process equipment, can produce size precision high, complex shape parts or products, is widely applied in machinery manufacturing, automobile manufacturing, electronic appliances, aerospace etc., wherein titanium alloy and PEEK are processed through die, and can form specific shape, size and performance of spare parts and products.

[0003] The prior art discloses patent application number "CN202220930606.5", a precision stamping die for precision structure device forming, including the lower die seat that is internally provided with cavity, the lubricating unit that is provided on the lower die seat and reduces the wear when stamping precision structure device;The lubricating unit includes four guide holes that are sequentially and spaced apart around the surface of the lower die seat, four grooves vertically downwardly provided around the surface of the guide hole, a connecting rod installed in the groove and a rotating wheel rotating on the connecting rod. The hydraulic push rod driven by the hydraulic pump pushes the limiting block to clamp and fix the precision structure device, ensures the stability in the stamping process, accelerates the working efficiency and improves the precision of precision structure device forming.

[0004] The precision stamping die can only ensure the stability in the stamping process, but in actual use, the lower die and the upper die are mostly positioned and installed by bolts for forming processing, but such installation method is laborious, so that other specifications of precision forming die cannot be conveniently disassembled and replaced, thereby affecting the disassembly efficiency of the precision forming die and being inconvenient to use. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a precision forming die for titanium alloy and PEEK to solve the problems in the above background.

[0006] The purpose of the utility model can be realized by the following technical solutions.

[0007] A precision forming die for titanium alloy and PEEK, comprising a precision forming die main body, a lower die fixed on the upper side of the precision forming die main body, a double-headed threaded rotating rod rotatably connected inside the precision forming die main body, two symmetrical threaded cross frames threadedly connected to the outer surface of the double-headed threaded rotating rod, and a smooth round rod connected to the inner side of each threaded cross frame.

[0008] Two smooth round rods have two displacement blocks that slide and engage on their outer surfaces. Threaded vertical rods are fixedly connected to the lower sides of the four displacement blocks. Fastening caps for fixing the lower mold are threaded onto the outer surfaces of the four threaded vertical rods. Fixed round seats are fixedly installed at both ends of the lower mold. Two symmetrically arranged connecting plates are installed on the upper side of the precision forming mold body. Fastening bolts are threaded onto one side of each of the two connecting plates. Positioning seats are connected to the inner sides of each of the two fastening bolts.

[0009] Preferably, the upper side of each of the four displacement blocks is threaded with positioning bolts for fixing the displacement blocks, the upper side of the precision forming mold body is fixedly provided with a fixing bracket, the lower side of the fixing bracket is installed with a hydraulic cylinder, the lower side of the hydraulic cylinder is fixedly connected with a fixing block, the upper side of the fixing block is fixedly provided with two symmetrically arranged L-shaped clamping plates, and the lower side of the two L-shaped clamping plates is fixedly installed with an upper mold.

[0010] Preferably, one side of each of the two L-shaped clamping plates is slidably engaged with an insert plate for fixing the upper mold, one side of the insert plate penetrates through the L-shaped clamping plate and extends into the interior of the fixing block, and the upper side of each of the two L-shaped clamping plates is engaged with a limiting insert for fixing the upper mold, and the lower side of the limiting insert penetrates through the L-shaped clamping plate and the fixing block and extends into the interior of the insert plate.

[0011] Preferably, four guide rails are fixedly installed on the upper side of the lower mold, and two mounting blocks are fixedly installed at both ends of the upper mold, with the guide rails located inside the mounting blocks.

[0012] Preferably, the left side of the double-headed threaded rotating rod passes through the precision forming mold body and extends to the left side of the precision forming mold body. A servo motor is fixedly installed on the left side of the precision forming mold body via a motor mounting plate. Two limit rods are fixedly connected inside the precision forming mold body. The outer surfaces of the two limit rods are slidably connected to the inside of the threaded crossbeam. One side of the fastening bolt passes through the connecting plate and extends to the other side of the connecting plate.

[0013] Preferably, two grooves are provided at both ends of the lower mold, the grooves are adapted to the threaded vertical rod, and one side of the threaded vertical rod is engaged with both ends of the lower mold through the groove.

[0014] Preferably, each of the two fixed round seats has a round groove on one side, the round groove is adapted to the positioning seat, and the inner side of the positioning seat is engaged with one side of the fixed round seat through the round groove.

[0015] The beneficial effects of this utility model are:

[0016] 1. This utility model uses a threaded vertical rod, a fastening cover and a positioning seat to clamp and fix the lower mold. Then, the mutual clamping of the insert plate and the limiting insert can be used to position the upper mold. This clamping method makes it easy to load and unload the lower mold and the upper mold, so that it can be easily disassembled and replaced with other specifications of precision forming molds, thereby improving the loading and unloading efficiency of precision forming molds.

[0017] 2、The utility model discloses a mounting block at the upper die can be moved up and down at the guide rail, so that the upper die can be moved and adjusted stably, so that the titanium alloy and PEEK can be safely and reliably formed and processed, and the four threaded vertical rods after position adjustment can also adapt to clamp precision forming dies of different sizes, thereby improving the applicability of the precision forming die for titanium alloy and PEEK. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced as follows, and obviously, other drawings can also be obtained by those skilled in the art without creative labor on the premise of not paying the creative labor.

[0019] Figure 1 It is the whole structure schematic diagram of the utility model;

[0020] Figure 2 It is the installation schematic diagram of the double -end threaded rotating rod and the threaded cross frame in the utility model Figure 1 ;

[0021] Figure 3 It is the structure schematic diagram of the displacement block, threaded vertical rod and fastening gland in the utility model Figure 1 ;

[0022] Figure 4 It is the installation schematic diagram of the plug -in board and the limiting plug -in column in the utility model Figure 1 ;

[0023] The reference signs in the drawings are as follows:

[0024] 1, precision forming die main body;2, fixed support;3, hydraulic cylinder;4, lower die;5, double -end threaded rotating rod;6, threaded cross frame;7, smooth round rod;8, displacement block;9, limiting rod;10, servo motor;11, positioning bolt;12, threaded vertical rod;13, fastening gland;14, fixed round seat;15, connecting plate;16, fastening bolt;17, positioning seat;18, fixed block;19, L type clamping plate;20, upper die;21, guide rail;22, mounting block;23, plug -in board;24, limiting plug -in column;120, groove;170, round groove. DETAILED DESCRIPTION

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0026] like Figures 1 to 4 As shown, a precision forming mold for titanium alloy and PEEK includes a precision forming mold body 1. The titanium alloy is pressed and formed by powder metallurgy technology. The titanium alloy powder is filled into the precision forming mold so as to be compacted and sintered under high temperature and high pressure to form titanium alloy parts. PEEK is a thermoplastic polymer that can be injection molded. PEEK particles are melted and injected into the mold, and then cooled to obtain the molded part. A lower mold 4 is fixedly provided in the middle of the upper side of the precision forming mold body 1. A double-threaded rotating rod 5 is rotatably connected inside the precision forming mold body 1. Two symmetrically arranged threaded crossbars 6 are threadedly connected to the outer surface of the double-threaded rotating rod 5. Smooth round rods 7 are connected to the inner sides of the two threaded crossbars 6.

[0027] Two smooth round rods 7 have two displacement blocks 8 that slide and engage on their outer surfaces. Threaded vertical rods 12 are fixedly connected to the lower sides of all four displacement blocks 8. Fastening caps 13 for fixing the lower mold 4 are threadedly connected to the outer surfaces of all four threaded vertical rods 12. The displacement blocks 8 can be moved and adjusted on the smooth round rods 7 to flexibly engage and fix lower molds 4 of different sizes. Fixed round seats 14 are fixedly installed at both ends of the lower mold 4. Two symmetrically arranged connecting plates 15 are installed on the upper side of the precision forming mold body 1. Fastening bolts 16 are threadedly connected to one side of each of the two connecting plates 15. Positioning seats 17 are connected to the inner sides of each of the two fastening bolts 16. Through the installation and use of the fixed round seats 14 and the positioning seats 17, the positioning seats 17 can be engaged inside the fixed round seats 14 to securely position the entire lower mold 4.

[0028] The upper sides of the four displacement blocks 8 are all threaded with positioning bolts 11 for fixing the displacement blocks 8. The upper side of the precision forming mold body 1 is fixedly provided with a fixing bracket 2. The lower side of the fixing bracket 2 is equipped with a hydraulic cylinder 3. The lower side of the hydraulic cylinder 3 is fixedly connected with a fixing block 18. The upper side of the fixing block 18 is fixedly provided with two symmetrically arranged L-shaped clamping plates 19. The lower side of the two L-shaped clamping plates 19 is fixedly installed with an upper mold 20. The hydraulic cylinder 3 converts hydraulic energy into mechanical energy to achieve linear reciprocating motion, which is used to drive the upper mold 20 to seal into the interior of the lower mold 4.

[0029] The side of the two L-shaped clamping plates 19 is slidably clamped with an insertion plate 23 for fixing the upper die 20, one side of the insertion plate 23 penetrates the L-shaped clamping plate 19 and extends to the inside of the fixing block 18, the upper side of the two L-shaped clamping plates 19 is clamped with a limiting insertion column 24 for fixing the upper die 20, the lower side of the limiting insertion column 24 penetrates the L-shaped clamping plate 19, the fixing block 18 and extends to the inside of the insertion plate 23.

[0030] The upper side of the lower die 4 is fixedly provided with four guide rails 21 respectively, and the two ends of the upper die 20 are fixedly provided with two mounting blocks 22, the guide rails 21 are located in the inside of the mounting blocks 22, and the mounting of the guide rails 21 and the mounting blocks 22 can stably and reliably limit and guide the movement of the upper die 20.

[0031] The left side of the double-thread rotating rod 5 penetrates the precision forming die body 1 and extends to the left side of the precision forming die body 1, the left side of the precision forming die body 1 is fixedly provided with a servo motor 10 through a motor mounting plate, the inside of the precision forming die body 1 is fixedly connected with two limiting rods 9, the outer surfaces of the two limiting rods 9 are slidably connected with the inside of the threaded cross frame 6, through the limiting rods 9, the two limiting rods 9 can guide and limit the movement track of the threaded cross frame 6, so that the threaded cross frame 6 can stably move back and forth, and one side of the fastening bolt 16 penetrates the connecting plate 15 and extends to the other side of the connecting plate 15.

[0032] The two ends of the lower die 4 are provided with two grooves 120, the grooves 120 are matched with the threaded vertical rods 12, and one side of the threaded vertical rods 12 is clamped with the two ends of the lower die 4 through the grooves 120.

[0033] The side of the two fixed circular seats 14 is provided with a circular groove 170, the circular groove 170 is matched with the positioning seat 17, and the inner side of the positioning seat 17 is clamped with the side of the fixed circular seat 14 through the circular groove 170.

[0034] The working principle of the precision forming die for titanium alloy and PEEK provided by the utility model is as follows:

[0035] By putting the lower mold 4 into the precise forming mold body 1, then rotating the double-threaded rotating rod 5 driven by the output shaft of the servo motor 10, so that the two threaded cross frames 6 on the double-threaded rotating rod 5 can move towards each other, so that the four threaded vertical rods 12 can be clamped into the grooves 120 of the lower mold 4 for preliminary positioning of the lower mold 4, then rotate the four fastening glands 13 in turn, so that the four fastening glands 13 can be attached to the lower mold 4, then rotate the two fastening bolts 16 respectively, so that the two fastening bolts 16 drive the two positioning seats 17 to move, at this time the two positioning seats 17 can be clamped into the circular grooves 170 of the two fixed circular seats 14, so as to further position the lower mold 4, then clamp the two L-shaped clamping plates 19 at the upper mold 20 to the upper side of the fixed block 18, then insert the two insertion plates 23 into the L-shaped clamping plate 19 and the fixed block 18, and clamp the two limiting insertion columns 24 into the insertion plate 23, so as to stably position the upper mold 20, so that the clamping mode can facilitate the disassembly of the lower mold 4 and the upper mold 20, so as to conveniently disassemble and replace other specifications of the precise forming mold, thereby improving the disassembly efficiency of the precise forming mold.

[0036] By moving the upper mold 20 downward driven by the hydraulic cylinder 3, the upper mold 20 enters the inside of the lower mold 4, then the mounting block 22 at the upper mold 20 can move up and down at the guide rail 21, so that the upper mold 20 can move stably, so as to safely and reliably form and process titanium alloy and PEEK, then move the two displacement blocks 8 on the two smooth round rods 7, so as to adjust the position of the four threaded vertical rods 12, then rotate the four positioning bolts 11 to press the displacement blocks 8, so that the four threaded vertical rods 12 are more stably installed, then the adjusted four threaded vertical rods 12 can adapt to clamping precise forming molds of different sizes, thereby improving the applicability of the precise forming mold for titanium alloy and PEEK.

[0037] The above shows and describes the basic principles, main features and advantages of the present application. Those skilled in the art should understand that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A precision forming die for titanium alloy with PEEK comprising a precision forming die body (1) characterized by: The lower mold (4) is fixedly arranged on the upper middle part of the precision forming mold body (1), the double-head threaded rotating rod (5) is rotatably connected to the inside of the precision forming mold body (1), the outer surface of the double-head threaded rotating rod (5) is threadedly connected with two symmetrically arranged threaded cross frames (6), and the inner sides of the two threaded cross frames (6) are connected with smooth round rods (7). The outer surfaces of the two smooth round rods (7) are slidably connected with two displacement blocks (8), the lower sides of the four displacement blocks (8) are fixedly connected with threaded vertical rods (12), the outer surfaces of the four threaded vertical rods (12) are threadedly connected with fastening glands (13) for fixing the lower mold (4), the two ends of the lower mold (4) are fixedly installed with fixed round seats (14), the upper side of the precision forming mold body (1) is installed with two symmetrically arranged connecting plates (15), one side of each of the two connecting plates (15) is threadedly connected with a fastening bolt (16), and the inner sides of the two fastening bolts (16) are connected with positioning seats (17).

2. A precision forming die for titanium alloys with PEEK according to claim 1, characterized in that, The upper sides of the four displacement blocks (8) are threadedly connected with positioning bolts (11) for fixing the displacement blocks (8), the upper side of the precision forming mold body (1) is fixedly arranged with a fixed support (2), the lower side of the fixed support (2) is installed with a hydraulic cylinder (3), the lower side of the hydraulic cylinder (3) is fixedly connected with a fixed block (18), the upper side of the fixed block (18) is fixedly arranged with two symmetrically arranged L-shaped clamping plates (19), and the lower sides of the two L-shaped clamping plates (19) are fixedly installed with an upper mold (20).

3. A precision forming die for titanium alloys with PEEK according to claim 2, characterized in that, One side of each of the two L-shaped clamping plates (19) is slidably connected with an insertion plate (23) for fixing the upper mold (20), one side of the insertion plate (23) penetrates through the L-shaped clamping plate (19) and extends into the inside of the fixed block (18), and the upper sides of the two L-shaped clamping plates (19) are clamped with limiting insertion columns (24) for fixing the upper mold (20), the lower sides of the limiting insertion columns (24) penetrate through the L-shaped clamping plate (19), the fixed block (18) and extend into the inside of the insertion plate (23).

4. The precision forming mold for titanium alloy and PEEK according to claim 2, characterized in that, The upper side of the lower mold (4) is fixedly installed with four guide rails (21), the two ends of the upper mold (20) are fixedly arranged with two installation blocks (22), and the guide rails (21) are located in the inside of the installation blocks (22).

5. The precision molding die for titanium alloy and PEEK according to claim 1, characterized in that, The left side of the double-head threaded rotating rod (5) penetrates through the precision forming mold body (1) and extends to the left side of the precision forming mold body (1), the left side of the precision forming mold body (1) is fixedly installed with a servo motor (10) through a motor mounting plate, the inside of the precision forming mold body (1) is fixedly connected with two limiting rods (9), the outer surfaces of the two limiting rods (9) are slidably connected with the inside of the threaded cross frame (6), and one side of the fastening bolt (16) penetrates through the connecting plate (15) and extends to the other side of the connecting plate (15).

6. The precision molding die for titanium alloy and PEEK according to claim 1, characterized by Two recesses (120) are arranged at two ends of the lower mold (4), and the recesses (120) are matched with threaded vertical rods (12), one side of the threaded vertical rods (12) is clamped with the two ends of the lower mold (4) through the recesses (120).

7. The precision molding die for titanium alloy and PEEK according to claim 1, characterized by One side of the two fixing circular seats (14) is provided with a circular groove (170), the circular groove (170) is matched with a positioning seat (17), and the inner side surface of the positioning seat (17) is clamped with one side of the fixing circular seat (14) through the circular groove (170).

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