CN112808864B - Forming tool die of elastic clamp for track turnout - Google Patents
Forming tool die of elastic clamp for track turnout Download PDFInfo
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- CN112808864B CN112808864B CN202011515418.8A CN202011515418A CN112808864B CN 112808864 B CN112808864 B CN 112808864B CN 202011515418 A CN202011515418 A CN 202011515418A CN 112808864 B CN112808864 B CN 112808864B
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- base plate
- forming
- die
- elastic clamp
- plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D55/00—Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass
Abstract
The invention discloses a forming tool mold of an elastic clamp for a track turnout, which comprises a forming tool mold lower part assembly and a forming tool mold upper part assembly, wherein the forming tool mold comprises: the lower part assembly of the forming tool die comprises a punch workbench, a lower bottom plate, a lower base plate, a lower forming die base plate and an elastic clamp forming lower die; the upper part subassembly of the forming tool die comprises a punch slide block, an upper base plate, an upper forming die base plate and an elastic clamp forming upper die. Compared with the prior art, the invention has the following positive effects: the elastic clamp is rapidly formed by stamping the elastic clamp forming upper die and the elastic clamp forming lower die, so that the processing efficiency is improved; the whole assembly is stacked in the vertical direction in space, the horizontal center is symmetrical, and the guide shaft is used for guiding and positioning, so that the two arms of the elastic clamp are symmetrical, and the processing quality of the elastic clamp is improved; due to the arrangement of the materials of the parts, the forming tool die has certain functions of vibration reduction and impact alleviation, and the service life of the die is prolonged.
Description
Technical Field
The invention relates to a forming tool die of an elastic clamp, in particular to a forming tool die of an elastic clamp for a track turnout.
Background
In rail transit, there is a resilient clip for rail turnout (with an authorized bulletin number of CN 202202213U). In the manufacturing process of the parts, most of redundant materials can be removed by main milling, and the parts can also be formed by bar materials at a certain angle in a stamping mode. The track turnout is characterized in that two single arms with the same shape are used for the track turnout, each single arm is divided into a head part, a waist part and a tail part, and one ends of the head parts of the two single arms are fixedly connected. From the angle of milling and forming, the production and forming of the elastic clamp with the shape are easy to realize, but the requirement on required processing equipment is higher, the processing efficiency is low, the production cost is high, and the elastic clamp is not suitable for large-batch production. In order to solve the problems of high requirements on processing equipment, high production cost and the like of the parts at present, the invention designs the forming tool die of the elastic clamp for the track turnout, and realizes the large-scale batch production of the efficient elastic clamp for the track turnout.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a forming tool die of an elastic clamp for a track turnout.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a shaping frock mould of elasticity clamp for track switch, includes shaping frock mould lower part subassembly and shaping frock mould upper part subassembly, wherein: the lower part assembly of the forming tool die comprises a punch workbench, a lower base plate, a lower forming die base plate and an elastic clamp forming lower die, wherein the lower base plate, the lower forming die base plate and the elastic clamp forming lower die are sequentially stacked on the punch workbench; the upper part subassembly of the forming tool mould comprises a punch slide block, an upper base plate, an upper forming die base plate and an upper elastic clamp forming mould, wherein the punch slide block, the upper base plate, the upper forming die base plate and the upper elastic clamp forming mould are sequentially connected from top to bottom.
Furthermore, a T-shaped groove of the punch workbench is arranged on the punch workbench, a U-shaped groove of a lower bottom plate is arranged on the lower bottom plate, and the lower bottom plate is connected with the punch workbench through a lower T-shaped block; and a threaded hole is formed in the lower T-shaped block, and a hexagon head bolt is arranged in the threaded hole and used for connecting and fixing the lower bottom plate and the punch press workbench.
Further, the lower backing plate comprises a first backing plate, a second backing plate and a third backing plate which are sequentially stacked from bottom to top.
Further, a lower base plate threaded hole is formed in the lower base plate, a first base plate threaded hole is formed in the first base plate, a second base plate U-shaped groove is formed in the second base plate, and a third base plate U-shaped groove is formed in the third base plate; the first base plate, the second base plate and the third base plate are in threaded connection with the lower bottom plate through the lower ends of the stud bolts, and the upper ends of the stud bolts are fixed through nuts.
Furthermore, a third base plate threaded hole is formed in the third base plate, a forming die base plate through hole is formed in the forming die base plate, and the third base plate and the forming die base plate are fixedly connected through the inner hexagonal cylindrical head screw.
Furthermore, a forming die base plate threaded hole is formed in the forming die base plate, countersunk holes are formed in the elastic clamp forming lower die and the elastic clamp forming upper die, and the forming die base plate and the elastic clamp forming lower die or the elastic clamp forming upper die are fixedly connected through inner hexagonal cylindrical head screws.
Furthermore, two guide shaft holes are symmetrically formed in the elastic clamp forming lower die and the elastic clamp forming upper die and used for guiding and positioning the guide shafts.
Furthermore, a T-shaped groove of the punch slider is arranged on the punch slider, and a U-shaped groove of the upper base plate is arranged on the upper base plate; the punch press sliding block and the upper bottom plate are connected through an upper T-shaped block; and a threaded hole is formed in the upper T-shaped block, and a hexagon head bolt is arranged in the threaded hole and used for connecting and fixing the upper base plate and the punch press sliding block.
Furthermore, an upper base plate threaded hole is formed in the upper base plate, an upper base plate U-shaped groove is formed in the upper base plate, and the upper base plate are fixedly connected through the hexagonal head bolt.
Furthermore, an upper base plate threaded hole is formed in the upper base plate, a forming die base plate through hole is formed in the forming die base plate, and the upper base plate and the forming die base plate are fixedly connected through an inner hexagonal cylindrical head screw.
Compared with the prior art, the invention has the following positive effects:
1. the punching press through mould, elasticity clamp shaping lower mould on the elasticity clamp shaping makes elasticity clamp rapid prototyping, promotes machining efficiency, reduces the processing cost.
2. The whole assembly is stacked in the vertical direction of the space, the horizontal center is symmetrical, and the guide shaft is guided and positioned, so that the two arms of the elastic clamp are symmetrical, and the processing quality of the elastic clamp is improved.
3. Due to the arrangement of the materials of the parts, the forming tool die has certain functions of vibration reduction and impact alleviation, the service life of the die is prolonged, and the cost is reduced.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view of a molding tool mold for an elastic clamp for a track turnout, showing three axial directions;
FIG. 2 is a schematic view of a forming tool mold of an elastic clamp for a rail turnout after a workpiece is placed;
FIG. 3 is a schematic view of a positive triaxial test of a stamping process;
FIG. 4 is a schematic view of the upper assembly forming the spring clip lifted;
fig. 5 is a schematic view of the press table 1;
FIG. 6 is a schematic view of a lower T-block 9;
FIG. 7 is a schematic view of the lower plate 8;
fig. 8 is a schematic view of the first pad 10;
fig. 9 is a schematic view of the second shim plate 13;
fig. 10 is a schematic view of the third pad 14;
fig. 11 is a schematic view of the molding die pad 17;
fig. 12 is a schematic view of the elastic clip molding lower die 21;
fig. 13 is a schematic view of the guide shaft 23;
FIG. 14 is a schematic view of the spring clip forming upper die 24;
FIG. 15 is a schematic view of upper plate 27;
fig. 16 is a schematic view of the punch press ram 2;
FIG. 17 is a schematic view of the stud bolt 32;
FIG. 18 is a schematic view of an upper T-block 35;
the reference numbers in the figures include: 1-punching machine workbench; 2-a punch slide block; 3-a workpiece to be punched; 4-T-shaped groove of punch press workbench; 5-lower T-shaped block threaded hole; 6-a U-shaped groove on the lower bottom plate; 7-lower bottom plate screw hole; 8-lower bottom plate; 9-lower T-shaped block; 10-a first backing plate; 11-a first shim plate threaded hole; 12-a second cushion plate U-shaped groove; 13-a second shim plate; 14-a third shim plate; 15-a third shim plate threaded hole; 16-a third cushion plate U-shaped groove; 17-forming a die backing plate; 18-forming a die backing plate through hole; 19-forming die backing plate threaded holes; 20-forming a lower die guide shaft hole by an elastic clamp; 21-elastic clamp forming lower die; 22-forming a counter bore of a lower die by using the elastic clamp; 23-a guide shaft; 24-an elastic clamp forming upper die; 25-forming an upper die countersunk hole by the elastic clamp; 26-forming an upper die guide shaft hole by the elastic clamp; 27-an upper base plate; 28-upper soleplate U-shaped groove; 29-upper base plate threaded holes; 30-punch slide block T-shaped groove; 31-external threads at the lower end of the stud; 32-stud bolts; 33-stud upper end threads; 34-mounting a threaded hole of the T-shaped block; 35-upper T-shaped block.
Detailed Description
The utility model provides a shaping frock mould of elasticity clamp for track switch, as shown in figure 1, mainly includes: the device comprises a punch workbench 1, a punch slide block 2, a lower base plate 8, a first base plate 10, a second base plate 13, a third base plate 14, a forming die base plate 17, an elastic clamp forming lower die 21, a guide shaft 23, an elastic clamp forming upper die 24, an upper base plate 27 and the like. The shaping frock mould includes shaping frock mould lower part subassembly and shaping frock mould upper portion subassembly, wherein:
1. the lower part assembly of the forming tool mold comprises a lower T-shaped block 9, a lower bottom plate 8, a first base plate 10, a second base plate 13, a third base plate 14, a forming mold base plate 17, a punch workbench 1, a stud bolt 32, a guide shaft 23, a nut, an inner hexagon socket head cap screw and a hexagon head bolt.
For the lower part subassembly of the forming tool mold, a lower bottom plate 8 is connected and fixed with a punch workbench 1 through a lower T-shaped block 9 and a hexagon head bolt; the lower ends of the first base plate 10, the second base plate 13 and the third base plate 14 are in threaded connection with the lower bottom plate 8 through the lower ends of the stud bolts 32, and the upper ends of the stud bolts 32 are in threaded connection and fixed through nuts; the forming die base plate 17 and the third base plate 14 are fixedly connected through hexagon socket head cap screws; the elastic clamp forming lower die 21 and the forming die base plate 17 are fixedly connected through an inner hexagonal cylindrical head screw; the bottom of the guide shaft 23 is in interference fit with the through hole on the upper surface of the elastic clamp forming lower die 21.
Specifically, for the lower part assembly of the forming tool mold, a lower bottom plate 8 is fixedly connected with a punch workbench 1 through a lower T-shaped block 9 and a hexagon head bolt and passes through a lower bottom plate U-shaped groove 6; the first cushion plate 10, the second cushion plate 13 and the third cushion plate 14 are connected with the lower bottom plate threaded hole 7 through external threads 31 at the lower end of a stud bolt 32, and threads 33 at the upper end of the stud bolt 32 are connected and fixed through a nut and pass through a first cushion plate threaded hole 11, a second cushion plate U-shaped groove 12 and a third cushion plate U-shaped groove 16; the forming die base plate 17 and the third base plate 14 are fixedly connected through inner hexagonal cylindrical head screws and pass through the forming die base plate through holes 18; the elastic clamp forming lower die 21 and the forming die base plate 17 are fixedly connected through an inner hexagonal socket head cap screw, and a lower die countersunk hole 22 is formed through the elastic clamp; the bottom of the guide shaft 23 is in interference fit with the elastic clip forming lower die guide shaft hole 20 on the elastic clip forming lower die 21. Wherein:
the structure of the punch workbench 1 is shown in fig. 5, a punch workbench T-shaped groove 4 is arranged on the punch workbench 1 and used for arranging a lower T-shaped block 9;
the structure of the lower T-shaped block 9 is shown in fig. 6, a lower T-shaped block threaded hole 5 is formed in the lower T-shaped block 9 and used for being matched with a hexagon head bolt to fixedly connect the lower bottom plate 8 with the punch press workbench 1;
the structure of the lower bottom plate 8 is shown in fig. 7, and a lower bottom plate U-shaped groove 6 and a lower bottom plate threaded hole 7 are arranged on the lower bottom plate 8;
the first shim plate 10 is structured as shown in fig. 8, and a first shim plate threaded hole 11 is formed in the first shim plate 10;
the structure of the second shim plate 13 is shown in fig. 9, and a second shim plate U-shaped groove 12 is formed in the second shim plate 13;
the third pad 14 is structured as shown in fig. 10, and a third pad threaded hole 15 and a third pad U-shaped groove 16 are formed in the third pad 14;
the structure of the forming die pad 17 is shown in fig. 11, and a forming die pad through hole 18 and a forming die pad threaded hole 19 are arranged on the forming die pad 17;
the structure of the elastic clamp forming lower die 21 is shown in fig. 12, and an elastic clamp forming lower die guide shaft hole 20 and an elastic clamp forming lower die counter bore 22 are arranged on the elastic clamp forming lower die 21;
the guide shaft 23 is constructed as shown in fig. 13.
2. The upper part subassembly of the forming tool mold comprises an upper T-shaped block 35, an upper bottom plate 27, a third cushion plate 14 (also called an upper cushion plate), a forming mold cushion plate 17, an elastic clamp forming upper mold 24, a guide shaft 23 and a hexagon head bolt.
For the upper part subassembly of the forming tool mould, the upper bottom plate 27 and the punch press slide block 2 are connected and fixed through an upper T-shaped block 35 and a hexagon head bolt; the third cushion plate 14 and the upper base plate 27 are in threaded connection and fixation with the hexagon head bolt through the threaded hole 29 on the bottom surface of the upper base plate; the forming die base plate 17 and the third base plate 14 are fixedly connected with the bottom surface of the third base plate 14 through inner hexagonal cylindrical head screws in a threaded manner; the elastic clamp forming upper die 24 and the forming die base plate 17 are fixedly connected through an inner hexagonal cylindrical head screw; the bottom of the guide shaft 23 is in interference fit with a through hole in the lower surface of the upper elastic clip forming die 24.
Specifically, for the upper part subassembly of the forming tool mold, the upper bottom plate 27 and the punch press slide block 2 are fixedly connected through an upper T-shaped block 35 and a hexagon head bolt, and pass through an upper bottom plate U-shaped groove 28; the third backing plate 14 and the upper base plate 27 are in threaded connection and fixed with the hexagonal head bolt through the upper base plate threaded hole 29 and pass through a third backing plate U-shaped groove 16 (also called an upper backing plate U-shaped groove); the forming die base plate 17 and the third base plate 14 are fixedly connected with a third base plate threaded hole 15 (also called an upper base plate threaded hole) through inner hexagonal socket head cap screws and pass through a forming die base plate through hole 18; the elastic clamp forming upper die 24 and the forming die base plate 17 are fixedly connected through an inner hexagonal socket head cap screw, and an upper die countersunk hole 25 is formed through the elastic clamp; the bottom of the guide shaft 23 is in interference fit with the guide shaft hole 26 of the upper die for forming the elastic clamp. Wherein:
the structure of the elastic clamp forming upper die 24 is shown in fig. 14, and an elastic clamp forming upper die countersunk hole 25 and an elastic clamp forming upper die guide shaft hole 26 are arranged on the elastic clamp forming upper die 24;
the upper base plate 27 is structured as shown in fig. 15, and an upper base plate U-shaped groove 28 and an upper base plate threaded hole 29 are arranged on the upper base plate 27;
the structure of the punch press sliding block 2 is shown in fig. 16, and a punch press sliding block T-shaped groove 30 is arranged on the punch press sliding block 2;
the stud bolt 32 is structured as shown in fig. 17, and a stud bolt lower end external thread 31 and a stud bolt upper end thread 33 are arranged on the stud bolt 32;
the structure of the upper T-shaped block 35 is as shown in fig. 18, and an upper T-shaped block threaded hole 34 is formed in the upper T-shaped block 35.
The forming tool mold lower part assembly and the forming tool mold upper part assembly are vertically stacked in space and are centrosymmetric in the horizontal direction. The upper base plate 27, the lower base plate 8, the first base plate 10 and the second base plate 13 are made of Q235, the lower T-shaped block 9, the third base plate 14, the forming die base plate 17, the upper T-shaped block 35, the guide shaft 23 and the stud bolt 32 are made of 45 steel, the elastic clamp forming lower die 21 and the elastic clamp forming upper die 24 are made of 5CrNiMo, and the forming tooling die has certain functions of vibration reduction and impact mitigation due to the arrangement of materials of all parts.
The working principle of the invention is as follows:
firstly, a workpiece 3 to be punched is placed in a cavity of an elastic clamp forming lower die 21, as shown in fig. 2; then, the whole upper assembly is punched downwards, and under the action of the upper and lower guide shafts, the workpiece 3 to be punched is extruded by the upper elastic clamp forming die 24 and the lower elastic clamp forming die 21, so as to form a self-adaptive centering process of the upper and lower assemblies, as shown in fig. 3; and finally, lifting the whole upper assembly, completing the forming of the elastic clamp in the lower die cavity, and finally taking down the formed workpiece as shown in fig. 4.
Claims (8)
1. The utility model provides a shaping frock mould of elasticity clamp for track switch which characterized in that: including shaping frock mould lower part subassembly and shaping frock mould upper portion subassembly, wherein: the lower part assembly of the forming tool die comprises a punch workbench, a lower base plate, a lower forming die base plate and an elastic clamp forming lower die, wherein the lower base plate, the lower forming die base plate and the elastic clamp forming lower die are sequentially stacked on the punch workbench; the upper part subassembly of the forming tool mould comprises a punch slide block, an upper base plate, an upper forming die base plate and an elastic clamp forming upper mould, wherein the punch slide block, the upper base plate, the upper forming die base plate and the elastic clamp forming upper mould are sequentially connected from top to bottom; a cavity for placing a workpiece to be punched is arranged on the elastic clamp forming lower die; the forming die base plate is provided with a forming die base plate threaded hole, the elastic clamp forming lower die and the elastic clamp forming upper die are both provided with countersunk holes, and the forming die base plate and the elastic clamp forming lower die or the elastic clamp forming upper die are fixedly connected through hexagon socket head cap screws; two guide shaft holes are symmetrically arranged on the elastic clamp forming lower die and the elastic clamp forming upper die and used for guiding and positioning the guide shafts.
2. The forming tooling die of the elastic clamp for the track turnout according to claim 1, characterized in that: a T-shaped groove of the punch workbench is arranged on the punch workbench, a U-shaped groove of a lower bottom plate is arranged on the lower bottom plate, and the lower bottom plate is connected with the punch workbench through a lower T-shaped block; and a threaded hole is formed in the lower T-shaped block, and a hexagon head bolt is arranged in the threaded hole and used for connecting and fixing the lower bottom plate and the punch press workbench.
3. The forming tooling die of the elastic clamp for the track turnout according to claim 1, characterized in that: the lower backing plate comprises a first backing plate, a second backing plate and a third backing plate which are sequentially stacked from bottom to top.
4. The forming tool die of the elastic clamp for the track turnout in the claim 3 is characterized in that: a lower base plate threaded hole is formed in the lower base plate, a first base plate threaded hole is formed in the first base plate, a second base plate U-shaped groove is formed in the second base plate, and a third base plate U-shaped groove is formed in the third base plate; the first base plate, the second base plate and the third base plate are in threaded connection with the lower bottom plate through the lower ends of the stud bolts, and the upper ends of the stud bolts are fixed through nuts.
5. The forming tooling die of the elastic clamp for the track turnout according to claim 3, characterized in that: and a third base plate threaded hole is formed in the third base plate, a forming die base plate through hole is formed in the forming die base plate, and the third base plate and the forming die base plate are fixedly connected through an inner hexagonal cylindrical head screw.
6. The forming tool die of the elastic clamp for the track turnout in the claim 1 is characterized in that: a T-shaped groove of the punch slide block is arranged on the punch slide block, and a U-shaped groove of an upper base plate is arranged on the upper base plate; the punch press sliding block and the upper bottom plate are connected through an upper T-shaped block; and a threaded hole is formed in the upper T-shaped block, and a hexagon head bolt is arranged in the threaded hole and used for connecting and fixing the upper base plate and the punch press sliding block.
7. The forming tooling die of the elastic clamp for the track turnout according to claim 1, characterized in that: an upper base plate threaded hole is formed in the upper base plate, an upper base plate U-shaped groove is formed in the upper base plate, and the upper base plate are fixedly connected through a hexagon head bolt.
8. The forming tool die of the elastic clamp for the track turnout in the claim 1 is characterized in that: an upper base plate threaded hole is formed in the upper base plate, a forming die base plate through hole is formed in the forming die base plate, and the upper base plate and the forming die base plate are fixedly connected through an inner hexagonal cylindrical head screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011515418.8A CN112808864B (en) | 2020-12-21 | 2020-12-21 | Forming tool die of elastic clamp for track turnout |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011515418.8A CN112808864B (en) | 2020-12-21 | 2020-12-21 | Forming tool die of elastic clamp for track turnout |
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| Publication Number | Publication Date |
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| CN112808864A CN112808864A (en) | 2021-05-18 |
| CN112808864B true CN112808864B (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011515418.8A Active CN112808864B (en) | 2020-12-21 | 2020-12-21 | Forming tool die of elastic clamp for track turnout |
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|---|---|
| CN112808864A (en) | 2021-05-18 |
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