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CN-224208940-U - Sheet metal stamping die

CN224208940UCN 224208940 UCN224208940 UCN 224208940UCN-224208940-U

Abstract

The utility model relates to a sheet metal stamping die, which belongs to the technical field of stamping dies and comprises a supporting plate, wherein a rotating cylinder is rotatably arranged in the supporting plate, a turntable is fixedly connected to the top of the rotating cylinder, a thimble is slidably connected to the inside of the rotating cylinder, a fixed groove is formed in the supporting plate, the bottom end of the thimble extends to the inside of the fixed groove and is fixedly connected with a fixed seat, a spring is sleeved between the outer side of the thimble and the inner wall of the fixed groove, and a roller is fixedly arranged at the bottom of the fixed seat. The utility model has the beneficial effects that after the stamping of the metal plate is finished, the roller and the fixed seat move upwards under the limiting action of the rotating cylinder through the movement of the pushing piece, so that the spring can be extruded to generate a shrinkage phenomenon, and further, the thimble can be utilized to push out the metal plate finished product in the die body, thereby improving the convenience of taking the metal plate, reducing the partial downtime and improving the working efficiency.

Inventors

  • LIU LIGUI
  • WANG JIA
  • LV GUOYUAN
  • PAN GUOZHENG
  • LIN ZHENJUN

Assignees

  • 力工科技(深圳)有限公司

Dates

Publication Date
20260508
Application Date
20250414

Claims (8)

  1. 1. A sheet metal stamping die comprises a supporting plate (1) and is characterized in that a rotating cylinder (15) is rotatably arranged in the supporting plate (1), a turntable (20) is fixedly connected to the top of the rotating cylinder (15), a thimble (16) is slidably connected to the inside of the rotating cylinder (15), a fixed groove is formed in the supporting plate (1), the bottom end of the thimble (16) extends to the inside of the fixed groove and is fixedly connected with a fixed seat (10), a spring (11) is sleeved between the outer side of the thimble (16) and the inner wall of the fixed groove, a roller (9) is fixedly arranged at the bottom of the fixed seat (10), and a pushing piece (8) is slidably connected to the inner wall of the fixed groove.
  2. 2. The sheet metal stamping die of claim 1, wherein the top end of the supporting plate (1) is provided with a replacement assembly, the replacement assembly comprises three limit grooves (6) formed in the rotary table (20), limit columns (7) are slidably connected in the limit grooves (6), three limit guide rails (3) are fixedly connected to the top end of the supporting plate (1), clamping pieces (4) are slidably connected to the tops of the limit guide rails (3), and the clamping pieces (4) are fixedly connected with the corresponding limit columns (7).
  3. 3. The sheet metal stamping die of claim 1, wherein the mounting groove is formed in the support plate (1) and above the fixing groove, a transmission assembly is arranged in the mounting groove and comprises an air cylinder (12) fixedly mounted on the inner wall of the mounting groove, the bottom end of the rotating cylinder (15) extends to the inside of the mounting groove, and a gear (14) is fixedly connected to the outer side of the rotating cylinder (15).
  4. 4. A sheet metal stamping die as claimed in claim 3, wherein the transmission assembly further comprises a rack (13) fixedly connected to a piston rod of the cylinder (12), and the rack (13) is in meshed connection with the gear (14).
  5. 5. The sheet metal stamping die of claim 1, wherein the roller (9) is abutted against the pushing piece (8), a pushing rod is fixedly connected to one side, far away from the roller (9), of the pushing piece (8), and one end, far away from the pushing piece (8), of the pushing rod extends to the outer side of the supporting plate (1).
  6. 6. The sheet metal stamping die of claim 2, wherein the die body (2) is clamped between the three clamping pieces (4), and insertion holes matched with the ejector pins (16) are formed in the die body (2) and the turntable (20).
  7. 7. The sheet metal stamping die of claim 1 is characterized in that four corners of the top of the supporting plate (1) are fixedly connected with supporting rods, fixing plates (18) are fixedly connected between the tops of the four supporting rods, and an upper die plate (5) is slidably connected between the four supporting rods.
  8. 8. The sheet metal stamping die of claim 7, wherein a stamping head (17) is fixedly arranged at the bottom end of the upper die plate (5), a stamping oil cylinder (19) is fixedly arranged at the top end of the fixing plate (18), and a piston rod of the stamping oil cylinder (19) is fixedly connected with the upper die plate (5).

Description

Sheet metal stamping die Technical Field The utility model relates to the technical field of stamping dies, in particular to a sheet metal stamping die. Background The sheet metal is a comprehensive cold working process aiming at a metal sheet (usually below 6 mm) and comprises shearing, punching/cutting/compounding, folding, welding, riveting, splicing, forming (such as an automobile body) and the like, and is characterized in that the thickness of the same part is consistent, a product processed through the sheet metal process is called a sheet metal part, sheet metal parts which are pointed by different industries are generally different and are commonly called when being assembled, and the sheet metal part needs to be punched in sheet metal production. In the process of stamping the metal plate, a stamping die is required, and when the existing metal plate stamping die is used, different dies are required to be replaced when stamping the metal plate with different sizes, so that certain limitation exists, and meanwhile, after stamping is finished, the metal plate is difficult to take out from a die groove, and the downtime of a production line is increased in a phase-changing manner. Disclosure of utility model In view of the foregoing problems in the prior art, a primary object of the present utility model is to provide a sheet metal stamping die. The technical scheme is that the sheet metal stamping die comprises a supporting plate, wherein a rotating cylinder is rotatably arranged in the supporting plate, a turntable is fixedly connected to the top of the rotating cylinder, a thimble is slidably connected to the inside of the rotating cylinder, a fixed groove is formed in the supporting plate, the bottom end of the thimble extends to the inside of the fixed groove and is fixedly connected with a fixed seat, a spring is sleeved outside the thimble and between the fixed seat and the inner wall of the fixed groove, a roller is fixedly arranged at the bottom of the fixed seat, and a pushing piece is slidably connected to the inner wall of the fixed groove. Through adopting above-mentioned technical scheme, through the removal of impeller, and under the limiting displacement of rotating a section of thick bamboo for gyro wheel and fixing base upward movement to this can cause the extrusion to the spring and produce the phenomenon of contracting, and then can utilize the thimble to release the sheet metal product in the mould body. As a preferred implementation mode, the top of backup pad is equipped with the change subassembly, change the subassembly and including seting up at the inside three spacing groove of carousel, the inside all sliding connection in spacing groove has spacing post, the top fixedly connected with three limit rail of backup pad, the equal sliding connection in top of limit rail has the holder, holder and the spacing post fixed connection that corresponds. Through adopting above-mentioned technical scheme, through the use of spacing guide, can play important spacing effect to the holder to ensure to change the normal operation of subassembly. As a preferred implementation mode, the inside of backup pad just is located the top of fixed slot and has seted up the mounting groove, the inside of mounting groove is provided with drive assembly, drive assembly includes the cylinder of fixed mounting at the mounting groove inner wall, the bottom of rotating the section of thick bamboo extends to the inside of mounting groove, the outside fixedly connected with gear of rotating the section of thick bamboo. Through adopting above-mentioned technical scheme, through the flexible of the piston rod of cylinder, can drive the rack and remove to this can drive the gear and rotate, and then can drive and rotate section of thick bamboo and carousel and rotate. As a preferred embodiment, the transmission assembly further comprises a rack fixedly connected to the piston rod of the cylinder, and the rack is in meshed connection with the gear. Through adopting above-mentioned technical scheme, through the setting of cylinder, can provide the power supply for the removal of rack. As a preferred embodiment, the roller is in contact with the pushing member, a pushing rod is fixedly connected to one side of the pushing member away from the roller, and one end of the pushing rod away from the pushing member extends to the outer side of the supporting plate. Through adopting above-mentioned technical scheme, through the setting of catch bar to the staff promotes the impeller. As a preferred implementation mode, the mold body is clamped between the three clamping pieces, and the mold body and the inside of the turntable are provided with jacks matched with the ejector pins. By adopting the technical scheme, the sheet metal in the die body is pushed out conveniently. As a preferred implementation mode, four corners at the top of the supporting plate are fixedly connected with supporting rods, fixing plates are f