CN217192056U

CN217192056U - Stamping die convenient to unload

Info

Publication number: CN217192056U
Application number: CN202220197229.9U
Authority: CN
Inventors: 高建辉
Original assignee: Guangzhou Lehui Molds Co ltd
Current assignee: Guangzhou Lehui Molds Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-08-16
Anticipated expiration: 2032-01-24

Abstract

The utility model relates to the technical field of stamping dies, in particular to a stamping die convenient for unloading, which comprises a forming fixed die and a plurality of through holes arranged on the bottom wall of the forming fixed die, wherein an ejection device is arranged below the forming fixed die, the ejection device comprises an ejection rod which is arranged in the through holes and is in sliding connection with the through holes, and a reset spring sleeved on a guide rod is fixedly arranged on the bottom surface of a limiting disc; be provided with discharge apparatus on the shaping cover half, discharge apparatus is including setting up the pneumatic cylinder in shaping cover half one side, is provided with the supporting seat on the telescopic shaft of pneumatic cylinder, and fixed mounting has driving motor on the bottom surface of supporting seat, and driving motor's the terminal fixed mounting of output shaft has the lead screw, threaded connection have on the lead screw with between the deflector sliding connection's thread plate, fixed mounting has about on the side of thread plate two mutual symmetries ' stripper. The utility model discloses be convenient for unload the operation, facilitate the use, offer convenience for the user.

Description

Stamping die convenient to unload

Technical Field

The utility model relates to a stamping die technical field, specifically speaking relates to a stamping die convenient to unload.

Background

The stamping die refers to a special technological device for processing materials into parts in cold stamping, the types of the stamping die in the market are more, but most stamping dies have the defects that the parts in a cavity are not conveniently ejected outwards and are continuously unloaded towards the outside of the die when in use, the unloading operation is inconvenient, and the processing efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stamping die convenient to unload to solve the defect that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a stamping die convenient for discharging comprises a forming fixed die and a plurality of through holes formed in the bottom wall of the forming fixed die, wherein an ejection device is arranged below the forming fixed die and comprises ejection rods which are arranged in the through holes and are in sliding connection with the through holes, a limiting disc is fixedly mounted at the bottom end of each ejection rod, a guide rod is fixedly mounted on the bottom surface of the limiting disc, and a reset spring sleeved on the guide rod is fixedly mounted on the bottom surface of the limiting disc; be provided with discharge apparatus on the shaping cover half, discharge apparatus is including setting up the pneumatic cylinder of shaping cover half one side, be provided with the supporting seat on the telescopic shaft of pneumatic cylinder, fixed mounting has the deflector on the bottom surface of supporting seat, fixed mounting has driving motor on the bottom surface of supporting seat, driving motor's the terminal fixed mounting of output shaft has the lead screw, threaded connection on the lead screw with sliding connection's thread plate between the deflector, fixed mounting has the stripper of controlling two mutual symmetries on the side of thread plate.

Preferably, reset spring's top fixed mounting be in on the bottom surface of spacing dish, reset spring's bottom fixed mounting guarantees that the structure between reset spring and the spacing dish is more firm stable on external support, and is convenient for utilize reset spring reconversion, drives the knockout pin and will mould the piece outwards ejecting.

Preferably, a sliding hole communicated with the outside is formed in the guide plate, and the thread plate is located in the sliding hole and is in sliding connection with the sliding hole, so that the thread plate is guaranteed to be more stable and smooth in up-and-down movement.

Preferably, the length of the screw rod is greater than the height of the sliding hole, so that the situation that the screw plate is separated from the screw rod when moving to the bottom wall of the sliding hole is guaranteed.

Preferably, a sliding block is fixedly mounted on the top surface of the supporting seat, a guide rail is further arranged above the supporting seat, a sliding groove is formed in the guide rail and is arranged along the length direction of the guide rail, the sliding block is located in the sliding groove and is in sliding connection with the sliding groove, the movement of the supporting seat is guided, and the supporting seat is guaranteed to be more stable and smooth when moving.

Preferably, the chute and the cross-section of slider all are the T font, guarantee that the slider can be stable be in the chute, and the condition that drops in the chute can not appear.

Preferably, a bearing seat is fixedly mounted on the bottom rod body of the screw rod, and the bearing seat is fixedly mounted on the guide plate, so that the screw rod is supported, and the structure of the screw rod is firmer and more stable.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an ejecting device who sets up, it drives the knock-out pin with the part to be convenient for utilize reset spring reconversion to give ejecting, in addition through the discharge apparatus who sets up, be convenient for utilize the stripper to support in the below of part, recycle pneumatic cylinder and driving motor work, it outwards takes out again to drive after the part rises a take the altitude, conveniently unload the operation, facilitate the use, solved most stamping die when using, all there is the part of being not convenient for in the die cavity for outside ejecting and continue the defect that the part lifted off towards the mould outside, it brings inconvenience to carry out the operation of unloading, influence machining efficiency's problem.

2. The utility model discloses a slider and the guide rail that set up are convenient for lead to the motion of supporting seat, guarantee that the supporting seat is more stable smooth when removing.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;

fig. 2 is an explosion structure diagram of embodiment 1 of the present invention;

fig. 3 is an exploded schematic view of the ejection device in embodiment 1 of the present invention;

fig. 4 is an explosion structure diagram of the discharging device in embodiment 1 of the present invention;

fig. 5 is a schematic structural diagram of embodiment 2 of the present invention.

The meaning of the individual reference symbols in the figures is: 1. forming a fixed die; 10. a through hole; 2. an ejection device; 20. ejecting the rod; 21. a limiting disc; 22. a guide bar; 23. a return spring; 3. a discharge device; 30. a hydraulic cylinder; 31. a supporting seat; 32. a guide plate; 321. a slide hole; 33. a drive motor; 34. a screw rod; 35. a thread plate; 36. a stripper plate; 4. a slider; 5. a guide rail; 50. a chute; 6. and a bearing seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example 1

Referring to fig. 1 to fig. 4, the present embodiment provides a technical solution: a stamping die convenient for discharging comprises a forming fixed die 1 and a plurality of through holes 10 arranged on the bottom wall of the forming fixed die 1, wherein an ejection device 2 is arranged below the forming fixed die 1, the ejection device 2 comprises an ejection rod 20 which is arranged in the through holes 10 and is in sliding connection with the through holes 10, a limiting disc 21 is fixedly arranged at the bottom end of the ejection rod 20, a guide rod 22 which is vertically arranged is fixedly arranged at the central position of the bottom surface of the limiting disc 21, a return spring 23 which is sleeved on the guide rod 22 is fixedly arranged on the bottom surface of the limiting disc 21, the top end of the return spring 23 is fixedly arranged on the bottom surface of the limiting disc 21, the bottom end of the return spring 23 is fixedly arranged on an external bracket, the structure between the return spring 23 and the limiting disc 21 is ensured to be firmer and more stable, and when in use, the ejection rod 20 can be extruded downwards after an external die head moves downwards into the forming fixed die 1, at the moment, the return spring 23 is compressed, when the die head moves upwards to be separated from the forming fixed die 1, the return spring 23 can restore to the original state, and further drives the ejector rod 20 to move upwards to eject the plastic part in the forming fixed die 1 outwards, so that the ejection operation is completed;

specifically, be provided with discharge apparatus 3 on the shaping cover half 1, discharge apparatus 3 is including setting up the pneumatic cylinder 30 in shaping cover half 1 one side, the terminal fixed mounting of telescopic shaft of pneumatic cylinder 30 has supporting seat 31, fixed mounting has deflector 32 on the bottom surface of supporting seat 31, still fixed mounting has driving motor 33 on the bottom surface of supporting seat 31, the terminal fixed mounting of output shaft of driving motor 33 has lead screw 34, threaded connection has sliding connection's thread plate 35 between with deflector 32 on the lead screw 34, fixed mounting has left and right sides two mutual symmetrical stripper 36 on the side of thread plate 35, guarantee when using, can utilize stripper 36 to support earlier on the bottom surface of part, reuse driving motor 33 and pneumatic cylinder 30 work, realize outwards carrying again after certain height with the part jack-up, conveniently unload the operation.

In this embodiment, the guide plate 32 is provided with a sliding hole 321 communicated with the outside, and the screw plate 35 is located in the sliding hole 321 and slidably connected with the sliding hole 321, so as to ensure that the screw plate 35 is more stable and smooth in the up-and-down movement.

Further, the length of the screw rod 34 is greater than the height of the sliding hole 321, so that the screw plate 35 cannot be separated from the screw rod 34 when moving to abut against the bottom wall of the sliding hole 321.

It should be noted that the hydraulic cylinder 30 and the driving motor 33 in the present embodiment are conventional technologies, and are not described herein again.

In the specific use process of the embodiment, when the external die head moves upwards to be separated from the forming fixed die 1, the return spring 23 returns to the original state, further drives the ejector rod 20 to return to the original state and move upwards to eject the plastic part in the forming fixed die 1 outwards, then the hydraulic cylinder 30 can be started and work, the hydraulic cylinder 30 works, the telescopic shaft on the hydraulic cylinder extends to drive the discharging plate 36 to move forwards and extend into the lower part of the part ejected by the ejector rod 20, then the driving motor 33 is connected with an external power supply and works, the driving motor 33 works, the output shaft on the driving motor rotates to drive the screw rod 34 to rotate, the screw rod 34 rotates to drive the thread plate 35 in threaded connection with the screw rod to move upwards, further the discharging plate 36 is driven to abut against the bottom surface of the part and lift the part to a certain height, finally the hydraulic cylinder 30 continues to be started and work, and the hydraulic cylinder 30 works, the telescopic shaft on the die is shortened to drive the discharging plate 36 to move backwards, so that the parts can be taken out of the die, and the discharging operation is convenient.

Example 2

Referring to fig. 5, the difference between the present embodiment and embodiment 1 is: fixed mounting has slider 4 on supporting seat 31's the top surface, supporting seat 31's top still is provided with guide rail 5, guide rail 5 fixed mounting is on external support, be provided with the spout 50 that sets up along 5 length direction of guide rail in the guide rail 5, slider 4 be located spout 50 and with spout 50 between sliding connection, utilize slider 4 to slide in spout 50, the realization leads to supporting seat 31's motion, guarantee that supporting seat 31 is more stable smooth when removing.

In this embodiment, the cross-sections of the sliding groove 50 and the sliding block 4 are both in a T shape, so that the sliding block 4 can be stably located in the sliding groove 50, and the condition of falling off from the sliding groove 50 cannot occur.

Specifically, fixed mounting has bearing frame 6 on the body of rod of the bottom of lead screw 34, and bearing frame 6 is through a plurality of fastening screw fixed mounting on deflector 32, and through the bearing frame 6 that sets up, the realization supports lead screw 34, guarantees that lead screw 34's structure is firm more stable.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a stamping die convenient to unload, is in including shaping cover half (1) and a plurality of setting through-hole (10) on shaping cover half (1) diapire, its characterized in that: an ejection device (2) is arranged below the forming fixed die (1), the ejection device (2) comprises an ejection rod (20) which is arranged in the through hole (10) and is in sliding connection with the through hole (10), a limiting disc (21) is fixedly arranged at the bottom end of the ejection rod (20), a guide rod (22) is fixedly arranged on the bottom surface of the limiting disc (21), and a reset spring (23) which is sleeved on the guide rod (22) is fixedly arranged on the bottom surface of the limiting disc (21); be provided with discharge apparatus (3) on shaping cover half (1), discharge apparatus (3) are including setting up pneumatic cylinder (30) of shaping cover half (1) one side, be provided with supporting seat (31) on the telescopic shaft of pneumatic cylinder (30), fixed mounting has deflector (32) on the bottom surface of supporting seat (31), fixed mounting has driving motor (33) on the bottom surface of supporting seat (31), the terminal fixed mounting of output shaft of driving motor (33) has lead screw (34), threaded connection has on lead screw (34) with sliding connection's between deflector (32) thread plate (35), fixed mounting has about two discharge plate (36) of mutual symmetry on the side of thread plate (35).

2. The stamping die convenient for discharging as defined in claim 1, wherein: the top end of the reset spring (23) is fixedly installed on the bottom surface of the limiting disc (21), and the bottom end of the reset spring (23) is fixedly installed on an external support.

3. The stamping die convenient for discharging as defined in claim 1, wherein: a sliding hole (321) communicated with the outside is formed in the guide plate (32), and the threaded plate (35) is located in the sliding hole (321) and is in sliding connection with the sliding hole (321).

4. The stamping die convenient for discharging as defined in claim 3, wherein: the length of the screw rod (34) is larger than the height of the sliding hole (321).

5. The stamping die convenient for discharging as defined in claim 1, wherein: the top surface of the supporting seat (31) is fixedly provided with a sliding block (4), a guide rail (5) is further arranged above the supporting seat (31), a sliding groove (50) is formed in the guide rail (5) and arranged along the length direction of the guide rail (5), and the sliding block (4) is located in the sliding groove (50) and is in sliding connection with the sliding groove (50).

6. The stamping die convenient for discharging as defined in claim 5, wherein: the cross sections of the sliding groove (50) and the sliding block (4) are both in a T shape.

7. The stamping die convenient for discharging as defined in claim 1, wherein: a bearing seat (6) is fixedly mounted on a bottom end rod body of the screw rod (34), and the bearing seat (6) is fixedly mounted on the guide plate (32).