阅读说明：本技术 一种六角螺母的冲模脱离装置 (Punch die disengaging device of hexagonal nut ) 是由 不公告发明人 于 2019-10-30 设计创作，主要内容包括：本发明涉及一种模具冲模技术领域,尤其涉及一种六角螺母的冲模脱离装置。本发明要解决的技术问题是提供一种六角螺母的冲模脱离装置。一种六角螺母的冲模脱离装置,包括冲床工作台、全半转换推动机构、引料撑起机构和异步延迟冲压机构,所述冲床工作台前端中上部与防护挡板进行螺栓连接,所述冲床工作台顶端右后部与固定龙门架进行螺栓连接。本发明达到了将待加工的钢板推至准确位置,对钢板进行二次冲压一次成型,提高了螺母冲模成品率,使边料不与冲刀粘连,防止因在冲压过程中的抖动产生撞刀,可使冲压时的多余量逃出,防止退火的螺母半成品因硬度底,碰撞时造成变形影响成品率的效果。(The invention relates to the technical field of die stamping, in particular to a stamping die separation device for a hexagonal nut. The invention aims to provide a punch die separation device of a hexagonal nut. The utility model provides a punch die disengaging device of hexagon nut, includes punch press workstation, half conversion pushing mechanism entirely, draws material to prop up mechanism and asynchronous delay punching press mechanism, upper portion carries out bolted connection with guard flap in the punch press workstation front end, punch press workstation top right rear portion carries out bolted connection with fixed portal frame. The invention achieves the effects of pushing the steel plate to be processed to an accurate position, carrying out secondary stamping and one-step forming on the steel plate, improving the finished product rate of the nut stamping die, preventing the rim charge from being adhered to the stamping knife, preventing the stamping knife from being generated due to shaking in the stamping process, allowing the excessive amount in the stamping process to escape, and preventing the finished product rate from being influenced by deformation of the annealed nut semi-finished product due to hardness bottom and collision.)

1. The utility model provides a die stripping off device of hexagon nut, includes punch press workstation (1), guard flap (2), fixed portal frame (3), torque motor (6) and first drive wheel (7), and its characterized in that still includes: a discharge collecting port (8), a controller (10), a full-half conversion pushing mechanism (4), a material guiding and supporting mechanism (5) and an asynchronous delay stamping mechanism (9), the middle upper part of the front end of the punch press workbench (1) is connected with the protective baffle (2) through bolts, the right rear part of the top end of the punch press workbench (1) is connected with a fixed portal frame (3) through a bolt, the middle right part of the top end of the punch press workbench (1) is in sliding connection with the full-half conversion pushing mechanism (4), a material guiding and supporting mechanism (5) is arranged at the middle top part in the punch press workbench (1), a torque motor (6) is arranged on the upper left part in the punch press workbench (1), a discharge collecting opening (8) is arranged on the middle right part of the top end in the punch press workbench (1), the left side of the top end of the punch press workbench (1) is connected with a controller (10) through a bolt, and an asynchronous delay stamping mechanism (9) is arranged in the middle of the front end of the fixed portal frame (3).

2. The die separation device for the hexagonal nut according to claim 1, wherein the full-half conversion pushing mechanism (4) comprises an eccentric shuttle rod (401), a feeding push plate (402), a first spring (403) and a first guide rail (404), the feeding push plate (402) is arranged at the right end of the eccentric shuttle rod (401), the lower part of the left end of the feeding push plate (402) is welded with the first spring (403), the left end of the first spring (403) is welded with the first guide rail (404), the inner bottom end of the first guide rail (404) is connected with the feeding push plate (402), the inner surface of the eccentric shuttle rod (401) is connected with the material guiding and supporting mechanism (5), and the bottom end and the outer surface of the first guide rail (404) are connected with the punch press workbench (1).

3. The die separation device for the hexagon nut according to claim 2, wherein the drawing and supporting mechanism (5) comprises a third bevel gear (501), a fourth bevel gear (502), a worm (503), a fifth bevel gear (504), a sixth bevel gear (505), a worm wheel (506), a third transmission wheel (507), a triple transmission wheel (508), a fourth transmission wheel (509), a second cam (5010), a mounting support plate (5011), a first cylindrical gear (5012), a second cylindrical gear (5013), a first guide fan (5014), a second guide fan (5015), a fourth transmission rod (9016), a second limit sliding hole (5017), a first support rod (5018), a second support rod (5019), a second spring (5020) and a limit round rod (5021), the left end of the third bevel gear (501) is engaged with the fourth bevel gear (502), the middle part of the left end of the fourth bevel gear (502) is inserted into the worm (503), the left end of the worm (503) is inserted into a fifth bevel gear (504), the middle part of the outer surface of the worm (503) is rotatably connected with an installation support plate (5011), the bottom of the left end of the fifth bevel gear (504) is meshed with a sixth bevel gear (505), the middle part of the bottom end of the worm (503) is meshed with a turbine (506), the middle part of the front end of the turbine (506) is inserted into a third transmission wheel (507), the lower left part of the third transmission wheel (507) is in transmission connection with a triple transmission wheel (508), the left side of the triple transmission wheel (508) is in transmission connection with a fourth transmission wheel (509), the middle part of the rear end of the fourth transmission wheel (509) is inserted into a second cam (5010), the lower right part of the front end of the installation support plate (5011) is rotatably connected with a first cylindrical gear (5012), and the lower part of the first cylindrical gear (5012) is connected with the triple transmission wheel (508), the middle part of the front end of the installation supporting plate (5011) is provided with a second limit sliding hole (5017), the middle part of the front end of the installation supporting plate (5011) is inserted with a limit round rod (5021), the limit round rod (5021) is positioned above the second limit sliding hole (5017), the right end of the first cylindrical gear (5012) is meshed with the second cylindrical gear (5013), the rear end of the second cylindrical gear (5013) is connected with the right side, the upper right side of the first cylindrical gear (5012) is in transmission connection with the first guide fan (5014) through a belt, the rear end of the first guide fan (5014) is connected with the installation supporting plate (5011), the upper right side of the second cylindrical gear (5013) is in transmission connection with the second guide fan (5015), the second guide fan (5015) is positioned on the right side of the first guide fan (5014), and the rear end of the second guide fan (5015) is connected with the installation supporting plate (5011), the middle part of the top end of the second cam (5010) is connected with a first sliding rod (5016), the first sliding rod (5016) is connected with a second limit sliding hole (5017), the top end of the first sliding rod (5016) is rotatably connected with a first supporting rod (5018), the first supporting rod (5018) is positioned on the left side of a limit round rod (5021), the top end of the first sliding rod (5016) is rotatably connected with a second supporting rod (5019), the second supporting rod (5019) is positioned on the right side of the limit round rod (5021), the bottom of the right end of the first supporting rod (5018) is welded with the second supporting rod (5019), the right end of the second supporting rod (5019) is connected with the second supporting rod (5019), the top end and the bottom end of the third bevel gear (501) are connected with the workbench (1) through a round rod punch press, and the top end and the bottom end of the sixth bevel gear (505) are connected with the workbench (1) through a round rod punch press, the back end of the turbine (506) is connected with a punch workbench (1) through a fixed seat, the back end of the triple transmission wheel (508) is connected with the punch workbench (1), the back end of the second cam (5010) is connected with the punch workbench (1), and the top end of the installation supporting plate (5011) is connected with the punch workbench (1).

4. The die separation device for the hexagonal nut according to claim 3, wherein the asynchronous delay punching mechanism (9) comprises a second transmission wheel (901), a first bevel gear (902), a second bevel gear (903), a first cam, a second guide rail (905), a first transmission rod (906), a first slider (907), a third guide rail (908), a second transmission rod (909), a second sliding rod (9010), a first limit sliding hole (9011), a hexagonal punch (9012), a stripper plate (9013), a third transmission rod (9014), a fourth guide rail (9015), a fourth transmission rod (9016), a screw punch (9017) and a snake-shaped cleaning spray gun (9018), the top end of the second transmission wheel (901) is inserted into the first bevel gear (902) through a round rod, the lower part of the front end of the first bevel gear (902) is engaged with the second bevel gear (903), the middle part of the front end of the second bevel gear (903) is inserted into a first cam, the front end of the first cam is connected with a second guide rail (905), the left lower part of the front end of the second guide rail (905) is in transmission connection with a first transmission rod (906), the right side of the rear end of the first transmission rod (906) is in transmission connection with a first sliding block (907), the left side of the front end of the first transmission rod (906) is in transmission connection with a second transmission rod (909), the right side of the front end of the first transmission rod (906) is in rotation connection with a third transmission rod (9014), the right lower part of the front end of the second transmission rod (9010) is in transmission connection with a second sliding rod (9010), the top of the outer surface of the second sliding rod (9010) is in rotation connection with a first limiting sliding hole (9011), the bottom end of the second sliding rod (9010) is in bolt connection with a hexagonal punch (9012), the middle part of the left end of the second sliding rod (9010) is inserted into a snake-shaped cleaning spray gun (9018), the outer surface of the hexagonal punch (9012) is sleeved with a stripper plate (9013), the middle of the rear end of a third transmission rod (9014) is in transmission connection with a fourth guide rail (9015), the left side of the front end of the third transmission rod (9014) is in transmission connection with a fourth transmission rod (9016), the left side of the rear end of the fourth transmission rod (9016) is in transmission connection with a screw punch (9017), the middle of the front end of a second bevel gear (903) is connected with a fixed portal frame (3), the rear end of a first cam is connected with the fixed portal frame (3), and the bottom end of a third guide rail (908) is connected with the fixed portal frame (3).

5. The die removing device for the hexagonal nut as claimed in claim 4, wherein four sets of springs are provided between the top end of the stripper plate (9013) and the hexagonal die (9012).

6. The die removing device for hexagonal nuts according to claim 5, wherein the punch press table (1) is provided with six nut grooves on the top surface and a cylindrical through hole in the middle of the bottom of the groove.

7. The die separation device for the hexagonal nut as claimed in claim 6, wherein the recess and the through hole at the top of the punch press table (1) correspond to the hexagonal punch (9012) and the screw punch (9017), respectively, and the circumscribed circle diameter of the hexagonal punch (9012) is equal to the circumscribed circle diameter of the recess, and the outer diameter of the screw punch (9017) is reduced by 0.15mm from the inner diameter of the through hole.

8. The die stripping device for hexagonal nuts as claimed in claim 7, characterized in that the bottom end of the discharge collection port (8) is connected with a heat-resistant conduit, and the conduit is connected into the lower collection chamber.

Technical Field

The invention relates to the technical field of die stamping, in particular to a stamping die separation device for a hexagonal nut.

Background

The existing die stamping die is also technically improved along with the rapid development of scientific technology, a stamping die is adopted in the production of the hexagon nut to produce parts, and the hexagonal nut has a series of advantages of high production efficiency, good quality, low cost, energy and raw material conservation and the like, the produced parts have high precision, high complexity, high consistency, high productivity and low consumption, which are incomparable with other processing and manufacturing methods, but the die stamping size adjustment exists in the die stamping processing process, the raw material and the die have positioning deviation, the punched finished product is difficult to loose and take out from the die when being separated, the precision of twice die stamping is low, the deviation is caused, the yield of the die stamping is low due to shaking caused by the impact of a cutter during the die stamping, the residual rim charge of the die stamping die is adhered to the stamping cutter, the equipment is shut down, and unnecessary losses such as casualties and the like are caused.

Disclosure of Invention

The invention aims to overcome the defects that the size of a stamping die is adjusted, the positioning of a raw material and the die has deviation, a stamped finished product is difficult to loosen and take out of the die when being separated, the precision of the twice stamping die is low to cause the deviation, the yield of the stamping die is low due to shaking caused by tool impact during the stamping die, the residual rim charge of the stamping die is adhered to a stamping knife to cause equipment halt, casualties and other unnecessary losses in the stamping die separation device of a hexagonal nut.

The invention is achieved by the following specific technical means:

a punch die separation device of a hexagon nut comprises a punch press workbench, a protective baffle, a fixed portal frame, a torque motor, a first transmission wheel, a discharge collecting port, a controller, a full-half conversion pushing mechanism, a material guiding and supporting mechanism and an asynchronous delay punching mechanism, the middle upper part of the front end of the punch press workbench is connected with the protective baffle by a bolt, the right rear part of the top end of the punch press workbench is connected with the fixed portal frame by a bolt, the middle right part of the top end of the punch press workbench is in sliding connection with the full-half conversion pushing mechanism, the middle top part in the punch press workbench is provided with a material guiding and supporting mechanism, a torque motor is arranged on the upper left part in the punch workbench, a discharge collecting port is arranged on the middle right part of the top end in the punch workbench, the left side of the top end of the punch workbench is connected with the controller through a bolt, and the middle of the front end of the fixed portal frame is provided with an asynchronous delay punching mechanism.

Further, the full-half conversion pushing mechanism comprises an eccentric shuttle rod, a feeding push plate, a first spring and a first guide rail, the feeding push plate is arranged at the right end of the eccentric shuttle rod, the lower portion of the left end of the feeding push plate is welded with the first spring, the left end of the first spring is welded with the first guide rail, the bottom end of the first guide rail is connected with the feeding push plate, the inner surface of the eccentric shuttle rod is connected with the material guiding and supporting mechanism, and the bottom end and the outer surface of the first guide rail are connected with a punch workbench.

Further, the material guiding and supporting mechanism comprises a third bevel gear, a fourth bevel gear, a worm, a fifth bevel gear, a sixth bevel gear, a turbine, a third driving wheel, a triple driving wheel, a fourth driving wheel, a second cam, an installation supporting plate, a first cylindrical gear, a second cylindrical gear, a first guide fan, a second guide fan, a fourth transmission rod, a second limiting slide hole, a first supporting rod, a second spring and a limiting round rod, wherein the left end of the third bevel gear is meshed with the fourth bevel gear, the middle part of the left end of the fourth bevel gear is spliced with the worm, the left end of the worm is spliced with the fifth bevel gear, the middle part of the outer surface of the worm is rotatably connected with the installation supporting plate, the bottom of the left end of the fifth bevel gear is meshed with the sixth bevel gear, the middle part of the bottom end of the worm is meshed with the turbine, the middle part of the front end of the turbine is spliced with the third driving wheel, the left lower part of the left side of the third driving wheel is in transmission connection with a triple driving wheel, the left side of the triple driving wheel is in transmission connection with a fourth driving wheel, the middle part of the rear end of the fourth driving wheel is spliced with a second cam, the right lower part of the front end of the installation supporting plate is in rotation connection with a first cylindrical gear, the lower part of the front end of the installation supporting plate is connected with the triple driving wheel, the middle part of the front end of the installation supporting plate is provided with a second limiting sliding hole, the middle part of the front end of the installation supporting plate is spliced with a limiting round rod, the limiting round rod is positioned above the second limiting sliding hole, the right end of the first cylindrical gear is meshed with a second cylindrical gear, the rear end of the second cylindrical gear is in transmission connection with a second guiding fan, the right upper part of the first cylindrical gear is in transmission connection with the first guiding fan through a belt, the rear end of the first guiding fan is connected with the installation supporting plate, the second guide fan is positioned on the right side of the first guide fan, the rear end of the second guide fan is connected with the installation supporting plate, the middle part of the top end of the second cam is connected with the first sliding rod, the first sliding rod is connected with the second limiting sliding hole, the top end of the first sliding rod is rotatably connected with the first supporting rod, the first supporting rod is positioned on the left side of the limiting round rod, the top end of the first sliding rod is rotatably connected with the second supporting rod, the second supporting rod is positioned on the right side of the limiting round rod, the bottom of the right end of the first supporting rod is welded with the second supporting rod, the right end of the second supporting rod is connected with the second supporting rod, the top end and the bottom end of the third bevel gear are connected with the punch press workbench through the round rods, the top end and the bottom end of the sixth bevel gear are connected with the workbench through the round rods, and the rear end of the turbine is, the back end of the triple driving wheel is connected with a punch workbench, the back end of the second cam is connected with the punch workbench, and the top end of the mounting support plate is connected with the punch workbench.

Further, the asynchronous delay punching mechanism comprises a second driving wheel, a first bevel gear, a second bevel gear, a first cam, a second guide rail, a first driving rod, a first sliding block, a third guide rail, a second driving rod, a second sliding rod, a first limiting slide hole, a hexagonal punching cutter, a stripper plate, a third driving rod, a fourth guide rail, a fourth driving rod, a screw hole punching cutter and a snake-shaped cleaning spray gun, wherein the top end of the second driving wheel is spliced with the first bevel gear through a round rod, the lower part of the front end of the first bevel gear is meshed with the second bevel gear, the middle part of the front end of the second bevel gear is spliced with the first cam, the front end of the first cam is connected with the second guide rail, the left lower part of the front end of the second guide rail is in transmission connection with the first driving rod, the right side of the rear end of the first driving rod is in transmission connection with the first sliding block, and the left side of the front end of the first driving, the right side of the front end of the first transmission rod is rotationally connected with a third transmission rod, the right lower part of the front end of the second transmission rod is in transmission connection with a second sliding rod, the top of the outer surface of the second sliding rod is rotationally connected with the first limiting sliding hole, the bottom end of the second sliding rod is connected with the hexagonal punch through a bolt, the middle part of the left end of the second sliding rod is inserted with the snake-shaped cleaning spray gun, the outer surface of the hexagonal stamping knife is sleeved with the stripper plate, the middle part of the rear end of the third transmission rod is in transmission connection with a fourth guide rail, the left side of the front end of the third transmission rod is in transmission connection with a fourth transmission rod, the left side of the rear end of the fourth transmission rod is in transmission connection with a screw hole punching cutter, the middle part of the front end of the second bevel gear is connected with a fixed portal frame, the rear end of the first cam is connected with the fixed portal frame, and the bottom end of the third guide rail is connected with the fixed portal frame.

Furthermore, four groups of springs are arranged between the top end of the stripper plate and the hexagonal stamping knife.

Furthermore, the surface of the top end of the punch workbench is provided with a six-nut groove, and the middle part of the bottom of the groove is provided with a cylindrical through hole.

Furthermore, a groove and a through hole at the top end of the punch press workbench respectively correspond to the hexagonal punching cutter and the screw hole punching cutter, the diameter of the circumscribed circle of the hexagonal punching cutter is equal to that of the circumscribed circle of the groove, and the outer diameter of the screw hole punching cutter is reduced by 0.15mm compared with the inner diameter of the through hole.

Further, the bottom end of the discharge collecting opening is connected with a heat-resistant pipe, and the pipe is connected into the lower collecting chamber.

Compared with the prior art, the invention has the following beneficial effects:

in order to solve the problems that the size of a stamping die is adjusted in the stamping die processing process, the positioning of raw materials and the die has deviation, the stamped finished product is difficult to loosen and take out of the die when being separated, the precision of the twice stamping die is low to cause the deviation, the yield of the stamping die is low due to the shaking caused by the impact of a cutter during the stamping die, the residual rim charge of the stamping die is adhered to a stamping knife to cause the unnecessary loss of equipment halt, casualties and the like, a full-half conversion pushing mechanism, a material guiding and supporting mechanism and an asynchronous delayed stamping mechanism are designed, so that the steel plate to be processed is pushed to an accurate position, the steel plate is subjected to secondary stamping and one-step forming, the finished product rate of the nut stamping die is improved, the rim charge is not adhered to the stamping knife, the knife collision caused by shaking in the stamping process is prevented, the excess amount in the stamping process can be escaped, and the effect that the yield is influenced by the deformation of the annealed nut semi-finished product caused by the collision due to the hardness bottom is prevented.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a half-conversion pushing mechanism according to the present invention;

FIG. 3 is a schematic structural view of a material guiding and supporting mechanism of the present invention;

FIG. 4 is a schematic structural diagram of an asynchronous delay stamping mechanism according to the present invention;

FIG. 5 is a schematic structural diagram of a part of an asynchronous delay stamping mechanism according to the present invention;

FIG. 6 is an enlarged view of region X of the present invention;

fig. 7 is an enlarged view of the Y region of the present invention.

The labels in the figures are: 1-punch press workbench, 2-guard board, 3-fixed portal frame, 4-full-half conversion pushing mechanism, 5-guiding material supporting mechanism, 6-torque motor, 7-first driving wheel, 8-discharging collecting port, 9-asynchronous delay punching mechanism, 10-controller, 401-eccentric shuttle rod, 402-feeding push plate, 403-first spring, 404-first guide rail, 501-third bevel gear, 502-fourth bevel gear, 503-worm, 504-fifth bevel gear, 505-sixth bevel gear, 506-turbine, 507-third driving wheel, 508-triple driving wheel, 509-fourth driving wheel, 5010-second cam, 5011-mounting support plate, 5012-first cylindrical gear, 5013-second cylindrical gear, 5014-first guide fan, 5015-second guide fan, 5016-first sliding rod, 5017-second limit sliding hole, 5018-first support rod, 5019-second support rod, 5020-second spring, 5021-limit round rod, 901-second transmission wheel, 902-first bevel gear, 903-second bevel gear, 904-third cam, 905-second guide rail, 906-first transmission rod, 907-first slider, 908-third guide rail, 909-second transmission rod, 9010-second sliding rod, 9011-first limit sliding hole, 9012-hexagonal punch, 9013-stripper plate, 9014-third transmission rod, 9015-fourth guide rail, 9016-fourth transmission rod, 9017-screw punch and 9018-snake-shaped cleaning spray gun.

Detailed Description

The invention is further described below with reference to the figures and examples.