CN216828466U

CN216828466U - Material-saving positioning tool for forging piece machining die

Info

Publication number: CN216828466U
Application number: CN202220440411.2U
Authority: CN
Inventors: 李顺顺
Original assignee: Hebei Tongrui Machinery Manufacturing Co ltd
Current assignee: Hebei Tongrui Machinery Manufacturing Co ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-06-28
Anticipated expiration: 2032-03-01

Abstract

The application relates to a material-saving forge piece processing die positioning tool, which belongs to the technical field of forge piece processing and comprises an upper mounting plate and a lower mounting plate; the upper mounting plate is fixedly connected with a sliding block of the press machine, and the lower mounting plate is fixedly connected with a working table pad plate of the press machine; the upper mounting plate and the lower mounting plate are parallel to each other; the lower surface of the upper mounting plate is detachably connected with an upper die, and the upper surface of the lower mounting plate is detachably connected with a lower die; the lower surface of the upper mounting plate is fixedly provided with an upper guide post, and the upper surface of the lower mounting plate is fixedly provided with a lower guide post; the lower surface of the upper guide column is fixedly provided with a positive column, the upper surface of the lower guide column is provided with a prismatic positive groove, the positive column slides in the positive groove, and the sliding direction of the positive column is perpendicular to the upper mounting plate. This application has the effect that improves the machining precision of forging.

Description

Material-saving positioning tool for forging piece machining die

Technical Field

The application relates to the technical field of forging processing, in particular to a material-saving positioning tool for a forging processing die.

Background

All need use corresponding mould when cutting edge, punching a hole and proofreaying and correct the forging, the staff need through mould location frock with mould installation to the press on, conveniently carry out corresponding processing to the work piece.

The existing mold positioning tool comprises an upper mounting plate and a lower mounting plate; the lower surface of the upper mounting plate is fixedly connected with an upper die, and the upper surface of the lower mounting plate is fixedly connected with a lower die; the upper mounting plate is fixedly connected with the slide block of the press machine, and the lower mounting plate is fixedly connected with the working table backing plate of the press machine. When the forge piece is machined, a workpiece is placed on the lower die, the press machine drives the upper mounting plate to move downwards through the slide block, the upper mounting plate drives the upper die to move downwards, the upper die and the lower die extrude the workpiece, and the machining of the workpiece is completed.

In view of the above-mentioned related technologies, the inventor believes that the defect that when the press drives the upper die to move downwards through the slide block, the upper die and the lower die are easy to be misplaced, so that the precision of the processed workpiece is low exists.

SUMMERY OF THE UTILITY MODEL

In order to improve the machining precision of forging, this application provides a material-saving forging processing mould location frock.

The application provides a material-saving forging processing mould location frock adopts following technical scheme:

a material-saving forge piece processing die positioning tool comprises an upper mounting plate and a lower mounting plate; the upper mounting plate is fixedly connected with a sliding block of the press machine, and the lower mounting plate is fixedly connected with a working table pad plate of the press machine; the upper mounting plate and the lower mounting plate are parallel to each other; the lower surface of the upper mounting plate is detachably connected with an upper die, and the upper surface of the lower mounting plate is detachably connected with a lower die; the lower surface of the upper mounting plate is fixedly provided with an upper guide post, and the upper surface of the lower mounting plate is fixedly provided with a lower guide post; the lower surface of the upper guide column is fixedly provided with a positive column, the upper surface of the lower guide column is provided with a prismatic positive groove, the positive column slides in the positive groove, and the sliding direction of the positive column is perpendicular to the upper mounting plate.

Through adopting above-mentioned technical scheme, add man-hour to the forging, the slider removes and then drives the guide post removal through driving the mounting panel, it drives the normal position post removal to go up the guide post, the normal position post slides along the inside wall in normal position groove, when having reduced the guide post removal and down take place the possibility of horizontal direction skew between the guide post, the possibility of taking place the horizontal direction skew between mounting panel and the lower mounting panel has been reduced, and then the possibility of taking place the horizontal direction skew between mould and lower mould has been reduced, and then the machining precision of forging has been improved.

Optionally, the upper mounting plate and the lower mounting plate are both rectangular plates; the upper guide posts and the lower guide posts are respectively provided with four, the upper guide posts correspond to the righting posts one by one, and the righting posts correspond to the righting grooves one by one; the four lower guide posts are respectively positioned at four corners of the lower mounting plate; the cross-section of normal position groove is triangle-shaped, and an inside wall of normal position groove is the guide wall, and guide wall and the laminating of normal position post are located two guide walls coplane of lower mounting panel diagonal.

By adopting the technical scheme, when the upper guide post moves, the upper guide post drives the righting post fixedly connected with the upper guide post to move, the righting post moves along the corresponding guide wall, the possibility of horizontal deviation between the upper guide post and the lower guide post is reduced, and the possibility of horizontal deviation between the upper mounting plate and the lower mounting plate is further reduced.

Optionally, the upper die and the lower die each include an assembly plate; dovetail grooves are formed in the surfaces, close to each other, of the upper mounting plate and the lower mounting plate, and two ends of each dovetail groove are provided with openings; the assembling plates are connected in the corresponding dovetail grooves in a sliding manner, and the inner walls of the dovetail grooves are attached to the assembling plates; and limiting mechanisms for reducing the possibility of movement of the assembly plate along the length direction of the dovetail groove are arranged in each dovetail groove.

By adopting the technical scheme, the assembly plate fixedly connected with the upper die is inserted into the dovetail groove of the upper mounting plate, and the assembly plate fixedly connected with the lower die is inserted into the dovetail groove of the lower mounting plate; and then the assembly plates in the dovetail groove are fixed through the limiting mechanism, so that the upper die is fixed on the upper mounting plate more stably, the lower die is fixed on the lower mounting plate more stably, and the processing precision of the forge piece is improved.

Optionally, the limiting mechanism includes a positioning component for preventing the assembly plate from moving towards one end of the dovetail groove in the dovetail groove, and a limiting component for preventing the assembly plate from moving towards the other end of the dovetail groove in the dovetail groove.

Through adopting above-mentioned technical scheme, locating component and spacing subassembly stop the assembly plate to remove in the dovetail at the both ends of assembly plate respectively, make the assembly plate fixed more stable in the dovetail.

Optionally, the positioning assembly comprises a positioning block and a limiting block, and the positioning block is detachably fixed in the dovetail groove; the inner wall of one dovetail groove far away from the other dovetail groove is a bottom wall; the surface of the positioning block, which is attached to the bottom wall, is provided with a positioning groove, the bottom wall is provided with a limiting groove, and the limiting block is positioned in the positioning groove and the limiting groove; the limiting assembly supports the assembling plate tightly on the positioning block.

By adopting the technical scheme, the limiting block is placed in the limiting groove, the positioning block is placed in the dovetail groove, one end of the limiting block, which extends out of the limiting groove, is inserted into the positioning groove, and then the positioning block is fixed; pushing the assembly plate to slide in the dovetail groove until the assembly plate is attached to the positioning block; and the assembling plate is tightly propped against the positioning block through the limiting assembly, so that the assembling plate is more stable to be fixed in the dovetail groove.

Optionally, the limiting assembly comprises a fixing block, a fixing bolt, a jacking block, a jacking screw and a fastening nut; the fixing block is positioned in the dovetail groove and positioned on one side of the assembling plate far away from the positioning assembly; the screw end of the fixing bolt penetrates through the fixing block and is in threaded connection with the bottom wall; the head of the fixing bolt is tightly propped against the fixing block; the jacking block is positioned between the fixed block and the assembling plate; two side walls of the jacking block are respectively jacked with the fixed block and the assembling plate; the side wall of the jacking block close to the fixed block is obliquely arranged towards the bottom wall; the surface of the tightening block parallel to the upper mounting plate is provided with a strip-shaped adjusting hole, and one end of the tightening screw penetrates through the adjusting hole and is in threaded connection with the bottom wall; the fastening nut is in threaded connection with the jacking screw rod, the fastening nut is located on one side, away from the bottom wall, of the jacking block, and the fastening nut and the jacking block are abutted tightly.

By adopting the technical scheme, when the assembling plate is tightly propped against the positioning component, the fixing block is firstly placed on one side of the assembling plate, which is far away from the positioning component, and then one end of the fixing bolt penetrates through the fixing block and is in threaded connection with the bottom wall, so that the head of the fixing bolt is tightly propped against the fixing block; and then the tightening block is placed between the fixed block and the assembly plate, one end of the tightening screw rod penetrates through the adjusting hole and is in threaded connection with the bottom wall, the fastening bolt is screwed in a suspending manner at one end of the tightening screw rod far away from the bottom wall, the fastening nut and the tightening block are tightly supported, the inclined side wall of the tightening block is tightly supported by the fixed block, the side wall of the fixed block is far away from the tightening block and is tightly supported by the assembly plate, the assembly plate is tightly supported by the positioning block through the tightening block on the positioning assembly, and the assembly plate is more stable in fixation in the dovetail groove.

Optionally, the bottom wall is provided with a limiting groove, a limiting block is arranged in the limiting groove, and the limiting block is fixedly connected with the fixing block.

Through adopting above-mentioned technical scheme, reduced the fixed block and taken place the possibility that removes in the dovetail, and then make spacing subassembly and locating component more stable to the fixed of assembly plate.

Optionally, the surface that goes up the mounting panel, the mounting panel is relative down all has set firmly the limiting plate, and two limiting plates are just right setting along vertical direction.

By adopting the technical scheme, the possibility that the pressure machine is damaged due to overlarge moving amount when the upper mounting plate is driven by the sliding block to move downwards is reduced.

Optionally, the end faces, close to each other, of the limiting plates are detachably connected with bearing plates, and the surfaces, close to each other, of the two bearing plates are attached to each other.

By adopting the technical scheme, the possibility of damage to the limiting plate is reduced; after long-term use, the distance between the upper mounting plate and the lower mounting plate is kept stable by replacing the bearing plate.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the upper guide post and the lower guide post, the upper guide post drives the righting post to slide in the righting groove, so that the possibility of horizontal deviation between the upper guide post and the lower guide post during movement is reduced, the possibility of horizontal deviation between the upper mounting plate and the lower mounting plate is reduced, the possibility of horizontal deviation between the upper die and the lower die is further reduced, and the processing precision of the forge piece is further improved;

2. through setting up stop gear, make the assembly plate more stable at the dovetail internal fixation, and then make the mould fixed more stable on last mounting panel, the bed die is fixed more stable on the mounting panel down, and then has improved the machining precision of forging.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a partial schematic view showing a mounting plate;

FIG. 3 is a schematic view showing a partial structure of the positioning assembly;

FIG. 4 is a partial cross-sectional view showing a stopper;

fig. 5 is a partial cross-sectional view showing a stop assembly.

In the figure, 1, an upper mounting plate; 11. an upper die; 111. assembling a plate; 12. an upper guide post; 121. a positive column; 13. a dovetail groove; 131. a bottom wall; 1311. a limiting groove; 1312. a limiting groove; 132. a replacement slot; 133. replacing the sleeve; 2. a lower mounting plate; 21. a lower die; 22. a lower guide post; 221. a positive position groove; 2211. a guide wall; 3. a limiting mechanism; 4. a positioning assembly; 41. positioning a block; 411. positioning a groove; 42. a limiting block; 5. a limiting component; 51. a fixed block; 52. fixing the bolt; 53. a jacking block; 531. an adjustment hole; 54. tightly pushing the screw; 55. fastening a nut; 6. a limiting block; 7. a limiting plate; 71. an upper limiting plate; 72. a lower restraint plate; 73. a bearing plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses material-saving forge piece processing die positioning tool.

Referring to fig. 1, a material-saving forge piece processing mold positioning tool comprises an upper mounting plate 1 and a lower mounting plate 2; the upper mounting plate 1 and the lower mounting plate 2 are rectangular plates with the same shape and size; the upper mounting plate 1 is fixedly arranged on a slide block of the press machine, and the lower mounting plate 2 is fixedly arranged on a workbench base plate of the press machine; the upper mounting plate 1 and the lower mounting plate 2 are both horizontally arranged; the lower surface of the upper mounting plate 1 is detachably connected with an upper die 11, and the upper surface of the lower mounting plate 2 is detachably connected with a lower die 21; the four corners of the lower surface of the upper mounting plate 1 are vertically and fixedly provided with upper guide posts 12, the four corners of the upper surface of the lower mounting plate 2 are vertically and fixedly provided with lower guide posts 22, and each upper guide post 12 is opposite to one lower guide post 22; a positioning column 121 is vertically and fixedly arranged on the end face of the bottom end of each upper guide column 12, a positioning groove 221 is formed in the end face of the top end of each lower guide column 22, and the positioning column 121 slides in the positioning groove 221 along the inner wall of the positioning groove 221; the sliding direction of the positioning column 121 is vertical.

When a workpiece is machined, the slide block drives the upper mounting plate 1 to move, the upper mounting plate 1 drives the upper guide post 12 to move, the upper guide post 12 drives the positioning post 121 to slide in the positioning groove 221, the upper guide post 12 is made to move more stably, the possibility of horizontal direction offset between the upper guide post 12 and the lower guide post 22 is reduced, the possibility of horizontal direction offset between the upper die 11 and the lower die 21 when the upper mounting plate 1 drives the upper die 11 to move is further reduced, and the machining precision of a forge piece is improved.

Referring to fig. 1, the alignment groove 221 is a triangular prism, one inner wall of the alignment groove 221 is a guide wall 2211, and the remaining two inner walls of each alignment groove 221 are open; the guide walls 2211 located at the diagonal corners of the lower mounting plate 2 are coplanar; the positioning column 121 slides along the guide wall 2211, so that the movement of the positioning column 121 is more stable.

Referring to fig. 1 and 2, the upper mold 11 and the lower mold 21 each include a fitting plate 111; the surfaces of the upper mounting plate 1 and the lower mounting plate 2, which are close to each other, are horizontally provided with dovetail grooves 13, two ends of each dovetail groove 13 are provided with openings, and the inner wall of one dovetail groove 13, which is far away from the other dovetail groove 13, is a bottom wall 131; the assembling plate 111 fixedly connected with the upper die 11 is connected in the dovetail groove 13 of the upper mounting plate 1 in a sliding manner, and the assembling plate 111 fixedly connected with the lower die 21 is connected in the dovetail groove 13 of the lower mounting plate 2 in a sliding manner; the inner walls of the dovetail grooves 13 are attached to the assembling plate 111; each dovetail groove 13 is provided with a limiting mechanism 3 for reducing the sliding movement of the assembly plate 111 in the dovetail groove 13.

When the upper die 11 is mounted on the upper mounting plate 1 and the lower die 21 is mounted on the lower mounting plate 2, the assembly plate 111 is inserted into the corresponding dovetail groove 13, and then the assembly plate 111 in each dovetail groove 13 is fixed by the limiting mechanism 3 in each dovetail groove 13, so that the assembly plate 111 is more stably fixed in the dovetail groove 13, and further, the upper die 11 is more stably fixed on the upper mounting plate 1 and the lower die 21 is more stably fixed on the lower mounting plate 2.

Referring to fig. 1, 3 and 4, the limiting mechanism 3 includes a positioning component 4 and a limiting component 5, and the positioning component 4 and the limiting component 5 are respectively located at two ends of the dovetail groove 13; the positioning assembly 4 prevents the fitting plate 111 from moving within the dovetail groove 13 toward one end of the dovetail groove 13, and the restricting assembly 5 prevents the fitting plate 111 from moving within the dovetail groove 13 toward the other end of the dovetail groove 13. The positioning assembly 4 comprises a positioning block 41 and a limiting block 42, and the limiting block 42 is a T-shaped block; the positioning block 41 is arranged in the dovetail grooves 13, the positioning groove 411 is arranged on the surface where the positioning block 41 is attached to the bottom wall 131, the limiting groove 1311 is arranged on the bottom wall 131, and the limiting grooves 1311 in the two dovetail grooves 13 are arranged oppositely; the limiting block 42 is arranged in the limiting groove 1311, and one end, extending out of the limiting groove 1312, of the limiting block 42 is located in the positioning groove 411; the positioning block 41 is fixed in the dovetail groove 13 by a bolt.

After the assembly plate 111 is inserted into the dovetail groove 13, the limiting block 42 is firstly placed into the limiting groove 1311, then the positioning block 41 is placed into the dovetail groove 13, one end of the limiting block 42 extending out of the limiting groove 1311 is inserted into the positioning groove 411, and the surface of the positioning block 41 close to the bottom wall 131 is attached to the bottom wall 131; fixing the positioning block 41 in the dovetail groove 13 through a bolt; and then the assembling plate 111 is pushed to slide towards the direction close to the positioning block 41 until the assembling plate 111 is attached to the positioning block 41, and the assembling plate 111 is tightly abutted to the positioning block 41 through the limiting component 5, so that the possibility that the assembling plate 111 moves in the dovetail groove 13 is reduced.

Referring to fig. 1 and 5, the limiting assembly 5 includes a fixing block 51, a fixing bolt 52, a tightening block 53, a tightening screw 54, and a fastening nut 55; the two bottom walls 131 are both provided with limiting grooves 1312, and the two limiting grooves 1312 are oppositely arranged; the limiting groove 1312 is located on one side of the assembly plate 111 away from the limiting groove 1311; a limiting block 6 is arranged in the limiting groove 1312, and the fixed block 51 is fixedly connected with the limiting block 6; the screw end of the fixing bolt 52 penetrates through the fixing block 51 and then is in threaded connection with the bottom wall 131, and the head of the fixing bolt 52 is tightly abutted against the fixing block 51; the jacking block 53 is positioned between the fixed block 51 and the assembling plate 111, and the jacking block 53 is simultaneously abutted against the fixed block 51 and the assembling plate 111; the side wall pressed by the pressing block 53 and the fixing block 51 is inclined towards the bottom wall 131; the abutting block 53 and the fixing block 51 are attached to the side walls close to each other. The surface of the jacking block 53, which is far away from the bottom wall 131, is provided with a long strip-shaped adjusting hole 531, and one end of the jacking screw 54 penetrates through the adjusting hole 531 and is in threaded connection with the bottom wall 131; the jacking screw rod 54 slides in the adjusting hole 531, and the sliding direction of the jacking screw rod 54 in the adjusting hole 531 is the same as the length direction of the dovetail groove 13; the fastening nut 55 is screwed on one end of the tightening screw 54 far away from the bottom wall 131, and the fastening nut 55 and the tightening block 53 are tightly pressed.

Referring to fig. 5, the bottom wall 131 is provided with a replacement groove 132, a replacement sleeve 133 is arranged in the replacement groove 132, and both a circumferential inner side wall of the replacement sleeve 133 and a circumferential outer side wall of the replacement sleeve 133 are provided with threads; the replacement grooves 132 in the two dovetail grooves 13 are arranged oppositely; the replacement sleeve 133 is screwed into the replacement groove 132; one end of the tightening screw 54, which is screwed with the bottom wall 131, is screwed into the replacement sleeve 133.

When the assembling plate 111 is tightly abutted against the positioning block 41 through the limiting component 5, the limiting block 6 is firstly placed in the limiting groove 1312, and then the screw end of the fixing bolt 52 penetrates through the fixing block 51 and is in threaded connection with the bottom wall 131; then the replacement sleeve 133 is screwed into the replacement groove 132; placing the jacking block 53 between the fixed block 51 and the assembling plate 111 to ensure that the inclined side wall of the jacking block 53 is attached to the fixed block 51; one end of the tightening screw 54 penetrates through the adjusting hole 531 and then is in threaded connection with the replacement sleeve 133, the fastening nut 55 is in threaded connection with the tightening screw 54, the fastening nut 55 is located on one side, far away from the bottom wall 31, of the tightening block 53 and is tightly abutted against the tightening block 53, and at the moment, the tightening block 53 is tightly abutted against the fixed block 51 and the assembling plate 111 at the same time; the fixing block 51 presses the mounting plate 111 against the positioning block 41 by the pressing block 53, so that the mounting plate 111 is more stably fixed in the dovetail groove 13.

Referring to fig. 1, two sides of each dovetail groove 13 along the length direction thereof are respectively and fixedly provided with a limiting plate 7, and the limiting plates 7 are vertically arranged and are parallel to each other; the limiting plate 7 fixedly connected with the upper mounting plate 1 is an upper limiting plate 7, the limiting plate 7 fixedly connected with the lower mounting plate 2 is a lower limiting plate 7, and each upper limiting plate 7 is opposite to one lower limiting plate 7; the side walls of the upper limiting plate 7 and the lower limiting plate 7, which are close to each other, are provided with bearing plates 73, and the bearing plates 73 are fixed on the limiting plates 7 through bolts; the receiving plate 73 on the upper limiting plate 7 and the receiving plate 73 on the lower limiting plate 7 are attached to each other.

Go up mounting panel 1 and drive the limiting plate 7 removal of linking firmly with self when removing, limiting plate 7 drives bears the board 73 and removes, and when being located the board 73 that bears on the mounting panel 1 and being located the board 73 laminating that bears on the mounting panel 2 down, the slider stops to drive mounting panel 1 and moves down, has reduced the slider and has driven mounting panel 1 and moved down the possibility that the excessive messenger press of momentum damaged when moving down. After long-term use, the bearing plate 73 is damaged, the distance between the upper mounting plate 1 and the lower mounting plate 2 is kept stable by replacing the bearing plate 73, and the effect of prolonging the service life of the press machine is achieved.

The implementation principle of the forging processing die positioning tool capable of saving materials in the embodiment of the application is as follows: when a forging is processed, firstly, an assembly plate 111 fixedly connected with an upper die 11 is inserted into a dovetail groove 13 of an upper mounting plate 1, and an assembly plate 111 fixedly connected with a lower die 21 is inserted into a dovetail groove 13 of a lower mounting plate 2; then, the limiting block 42 is placed in the limiting groove 1311, the positioning block 41 is placed in the dovetail groove 13, one end of the limiting block 42, which extends out of the limiting groove 1311, is inserted into the positioning groove 411, and the positioning block 41 is fixed in the dovetail groove 13 through a bolt; pushing the assembling plate 111 to make one end surface of the assembling plate 111 attached to the positioning block 41; then the limiting block 6 is placed in the limiting groove 1312, and the fixing block 51 is fixedly arranged in the dovetail groove 13 through the fixing bolt 52; then, the tightening block 53 is placed between the fixed block 51 and the assembling plate 111, one end of the tightening screw 54 penetrates through the adjusting hole 531 and then is in threaded connection with the bottom wall 131, the fastening nut 55 is in threaded connection with the tightening screw 54, the fastening nut 55 is positioned on one side of the tightening block 53, which is far away from the bottom wall 31, and is tightly abutted against the tightening block 53, and at the moment, the tightening block 53 is tightly abutted against the fixed block 51 and the assembling plate 111 at the same time; the fixing block 51 presses the mounting plate 111 against the positioning block 41 by the pressing block 53, so that the mounting plate 111 is more stably fixed in the dovetail groove 13.

The slider is through driving mounting panel 1 and remove and then drive guide post 12 and remove, it drives positive post 121 and removes to go up guide post 12, positive post 121 slides along guide wall 2211, when having reduced to go up guide post 12 and remove, the possibility that takes place the horizontal direction skew between with lower guide post 22 has reduced, the possibility that takes place the horizontal direction skew between mounting panel 1 and the lower mounting panel 2 has been reduced, and then the possibility that takes place the horizontal direction skew between last mould 11 and lower mould 21 has been reduced, the machining precision of forging has been improved.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a material saving's forging mold processing location frock which characterized in that: comprises an upper mounting plate (1) and a lower mounting plate (2); the upper mounting plate (1) is fixedly connected with a sliding block of the press machine, and the lower mounting plate (2) is fixedly connected with a working table pad of the press machine; the upper mounting plate (1) and the lower mounting plate (2) are parallel to each other; the lower surface of the upper mounting plate (1) is detachably connected with an upper die (11), and the upper surface of the lower mounting plate (2) is detachably connected with a lower die (21); the lower surface of the upper mounting plate (1) is fixedly provided with an upper guide post (12), and the upper surface of the lower mounting plate (2) is fixedly provided with a lower guide post (22); the lower surface of the upper guide post (12) is fixedly provided with a positioning post (121), the upper surface of the lower guide post (22) is provided with a prismatic positioning groove (221), the positioning post (121) slides in the positioning groove (221), and the sliding direction of the positioning post (121) is vertical to the upper mounting plate (1).

2. The material-saving die positioning tool for forging processing according to claim 1, characterized in that: the upper mounting plate (1) and the lower mounting plate (2) are both rectangular plates; four upper guide posts (12) and four lower guide posts (22) are arranged, the upper guide posts (12) correspond to the righting posts (121) one by one, and the righting posts (121) correspond to the righting grooves (221) one by one; the four lower guide posts (22) are respectively positioned at four corners of the lower mounting plate (2); the section of the normal position groove (221) is triangular, one inner side wall of the normal position groove (221) is a guide wall (2211), the guide wall (2211) is attached to the normal position column (121), and the two guide walls (2211) positioned at the opposite corners of the lower mounting plate (2) are coplanar.

3. The material-saving die positioning tool for forging processing according to claim 1, characterized in that: the upper die (11) and the lower die (21) both comprise an assembly plate (111); dovetail grooves (13) are formed in the surfaces, close to each other, of the upper mounting plate (1) and the lower mounting plate (2), and two ends of each dovetail groove (13) are arranged in an opening mode; the assembly plates (111) are connected in the corresponding dovetail grooves (13) in a sliding manner, and the inner walls of the dovetail grooves (13) are attached to the assembly plates (111); and a limiting mechanism (3) for reducing the possibility that the assembling plate (111) moves along the length direction of the dovetail groove (13) is arranged in each dovetail groove (13).

4. The material-saving die positioning tool for forging processing according to claim 3, wherein: the limiting mechanism (3) comprises a positioning component (4) for preventing the assembly plate (111) from moving towards one end of the dovetail groove (13) in the dovetail groove (13), and a limiting component (5) for preventing the assembly plate (111) from moving towards the other end of the dovetail groove (13) in the dovetail groove (13).

5. The material-saving die positioning tool for forging processing according to claim 4, wherein: the positioning assembly (4) comprises a positioning block (41) and a limiting block (42), and the positioning block (41) is detachably fixed in the dovetail groove (13); the inner wall of one dovetail groove (13) far away from the other dovetail groove (13) is a bottom wall (131); the positioning groove (411) is formed in the surface, attached to the bottom wall (131), of the positioning block (41), the limiting groove (1311) is formed in the bottom wall (131), and the limiting block (42) is located in the positioning groove (411) and the limiting groove (1311) at the same time; the limiting component (5) tightly supports the assembling plate (111) on the positioning block (41).

6. The material-saving die positioning tool for forging processing according to claim 4, wherein: the limiting assembly (5) comprises a fixing block (51), a fixing bolt (52), a jacking block (53), a jacking screw rod (54) and a fastening nut (55); the fixing block (51) is positioned in the dovetail groove (13), and the fixing block (51) is positioned on one side, far away from the positioning assembly (4), of the assembling plate (111); the screw end of the fixing bolt (52) penetrates through the fixing block (51) and is in threaded connection with the bottom wall (131); the head of the fixing bolt (52) is tightly propped against the fixing block (51); the jacking block (53) is positioned between the fixed block (51) and the assembling plate (111); two side walls of the jacking block (53) are respectively jacked with the fixed block (51) and the assembling plate (111); the side wall of the tightening block (53) close to the fixed block (51) is obliquely arranged towards the bottom wall (131); the surface of the tightening block (53) parallel to the upper mounting plate (1) is provided with a strip-shaped adjusting hole (531), and one end of a tightening screw rod (54) penetrates through the adjusting hole (531) and then is in threaded connection with the bottom wall (131); the fastening nut (55) is in threaded connection with the jacking screw rod (54), the fastening nut (55) is located on one side, away from the bottom wall (131), of the jacking block (53), and the fastening nut (55) is abutted against the jacking block (53).

7. The material-saving die positioning tool for forging processing according to claim 6, wherein: the bottom wall (131) is provided with a limiting groove (1312), a limiting block (6) is arranged in the limiting groove (1312), and the limiting block (6) is fixedly connected with the fixing block (51).

8. The material-saving die positioning tool for forging processing according to claim 1, characterized in that: go up mounting panel (1), lower mounting panel (2) relative surface all sets firmly limiting plate (7), and vertical direction is just right to setting up is followed to two limiting plate (7).

9. The material-saving die positioning tool for forging processing according to claim 8, wherein: the end faces, close to each other, of the two limiting plates (7) are detachably connected with bearing plates (73), and the surfaces, close to each other, of the two bearing plates (73) are attached.