CN214639643U - Stamping forming device with protection function - Google Patents
Stamping forming device with protection function Download PDFInfo
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- CN214639643U CN214639643U CN202120504216.7U CN202120504216U CN214639643U CN 214639643 U CN214639643 U CN 214639643U CN 202120504216 U CN202120504216 U CN 202120504216U CN 214639643 U CN214639643 U CN 214639643U
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- sliding
- moving rod
- die base
- groove
- lower die
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Abstract
The utility model discloses a stamping forming device who possesses safeguard function, including the die holder and set up the upper die base of die holder top, have the die cavity on the die holder, have on the upper die base with die cavity matched with core. The buffer protection mechanism is arranged on the lower die base and comprises two first sliding grooves vertically arranged at the top of the upper die base, the two first sliding grooves are respectively and oppositely arranged on two sides of the die cavity, a first sliding block is connected to each first sliding groove in a sliding mode, and a first moving rod penetrating out of the first sliding groove is arranged at the top of each first sliding block. A first spring is sleeved on the outer side of a first moving rod positioned in the first sliding groove. Through the buffering protection mechanism that sets up on the lower die holder, when the compound die, can carry out multistage buffering protection to the pushing down of lower die holder, avoid the product that the punching press takes shape to make its deformation owing to too big impact force to guarantee product production quality, and reduced the loss of mould.
Description
Technical Field
The utility model relates to a stamping forming device especially relates to a stamping forming device who possesses safeguard function.
Background
The stamping die is a special technological equipment for processing materials into parts (or semi-finished products) in cold stamping processing, and is called a cold stamping die (commonly called a cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation thereof, thereby obtaining a desired part.
At present, the traditional stamping die does not have the buffer protection function during die assembly, so that a stamped product is deformed due to overlarge impact force, the stamped part produced by stamping does not reach the standard, the standard is not met, the die is very troublesome to maintain, and the traditional stamping die is not suitable for popularization and use.
SUMMERY OF THE UTILITY MODEL
For having solved stamping die among the prior art do not have buffering safeguard function at the compound die during operation, make stamping forming's product because too big impact force makes its deformation, influence product production quality, aggravate the technical problem of mould loss, the utility model provides a stamping forming device who possesses safeguard function.
The utility model discloses a following technical scheme realizes: a punch forming device with a protection function comprises a lower die base and an upper die base arranged above the lower die base, wherein a cavity is formed in the lower die base, and a core matched with the cavity is formed in the upper die base;
the lower die base is provided with a buffer protection mechanism, the buffer protection mechanism comprises two first sliding chutes vertically arranged at the top of the upper die base, the two first sliding chutes are respectively and oppositely arranged at two sides of the cavity, a first sliding block is connected in each first sliding chute in a sliding manner, and the top of each first sliding block is provided with a first moving rod penetrating out of the first sliding chute; a first spring is sleeved on the outer side of the first moving rod positioned in the first sliding groove;
limiting grooves parallel to the first sliding grooves are formed in the lower die base on the opposite sides of the first sliding grooves, a limiting block is connected in each limiting groove in a sliding mode, and a second moving rod penetrating through the limiting grooves is arranged at the top of each limiting block; the second moving rod is parallel to the first moving rod;
a third sliding groove is formed right above each of the two first moving rods; a third sliding block is connected in each third sliding groove in a sliding mode, a third spring is arranged between the top of each third sliding block and the wall of each third sliding groove, and one end, far away from the limiting groove, of each second moving rod extends into the corresponding third sliding groove and is fixedly connected with the bottom of the corresponding third sliding block;
a gear is arranged between the adjacent first moving rod and the adjacent second moving rod, and racks matched with the gear are arranged on the opposite sides of the first moving rod and the second moving rod.
As a further improvement of the scheme, the bottom of each first sliding block is provided with two ejector rods which are parallel to each other, the other ends of the two ejector rods are sleeved with second sliding grooves, a second sliding block is connected in each second sliding groove in a sliding mode, the top of each second sliding block is fixedly connected with the bottom of the corresponding ejector rod, and a second spring is arranged between the bottom of the second sliding block and the groove wall of the second sliding groove.
As a further improvement of the above scheme, the bottom of the upper die base is provided with a joining groove into which the first moving rod is inserted, and the top of the first moving rod is provided with a top bead matched with the joining groove.
As a further improvement of the scheme, the lower die base positioned on the opposite sides of the two limiting grooves is provided with a support corresponding to the three positions of the two sliding grooves, and the tops of the two sliding grooves III are fixed on the frame body of the support.
As a further improvement of the scheme, the gear is supported on the lower die base through a support rod.
As a further improvement of the scheme, when the upper die base does not press the movable rod, the first spring is not elastically deformed.
The utility model has the advantages that:
the utility model discloses a stamping forming device who possesses safeguard function, through the buffering protection machanism that sets up on the die holder, when the compound die, can carry out multistage buffering protection to the pushing down of die holder, avoid the product that stamping forming because too big impact force makes its deformation to guarantee product production quality, and reduced the loss of mould.
Drawings
Fig. 1 is a schematic cross-sectional structure diagram of a punch forming device with a protection function according to an embodiment of the present invention;
fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Description of the main symbols:
1. a lower die holder; 2. a cavity; 3. an upper die holder; 4. a core; 5. a first sliding chute; 6. a first sliding block; 7. a first moving rod; 8. a first spring; 9. a top bead; 10. a top rod; 11. a second chute; 12. a second sliding block; 13. a second spring; 14. a limiting groove; 15. a limiting block; 16. a second moving rod; 17. a gear; 18. a third chute; 19. a third sliding block; 20. a third spring; 21. a support; 22. and a transmission rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 to 2, the punch forming apparatus with a protection function includes a lower die holder 1 and an upper die holder 3 disposed above the lower die holder 1, the lower die holder 1 has a cavity 2, and the upper die holder 3 has a core 4 engaged with the cavity 2. And the pressurizing molding of the mold is completed through the matching between the core 4 and the cavity 2. In this embodiment, the top of the upper mold base 3 is provided with a transmission rod 22, which can drive the upper mold base 3 to drive the mold core 4 to move in the vertical direction, so as to complete mold closing or mold opening. The transmission rod 22 is driven by the oil pressure of the hydraulic cylinder.
Be provided with buffering protection machanism on the die holder 1, buffering protection machanism is including erectting two spout one 5 that set up at 3 tops of upper die base, and spout one 5 inlays the top of establishing at die holder 1 in this embodiment. Two first chutes 5 are respectively and oppositely arranged on two sides of the cavity 2, a first sliding block 6 is connected in each first chute 5 in a sliding manner, and a first moving rod 7 penetrating out of the first chute 5 is arranged at the top of each first sliding block 6. A first spring 8 is sleeved outside a first moving rod 7 positioned in the first sliding groove 5.
The lower die holder 1 located on the opposite side of the first sliding grooves 5 is provided with a limiting groove 14 parallel to the first sliding grooves 5, each limiting groove 14 is internally and slidably connected with a limiting block 15, and the top of each limiting block 15 is provided with a second moving rod 16 penetrating out of the limiting groove 14. The second moving rod 16 is parallel to the first moving rod 7.
And a third sliding groove 18 is formed right above the first moving rods 7. A third sliding block 19 is connected in each third sliding groove 18 in a sliding mode, a third spring 20 is arranged between the top of each third sliding block 19 and the wall of each third sliding groove 18, and one end, far away from the limiting groove 14, of each second moving rod 16 extends into the corresponding third sliding groove 18 and is fixedly connected with the bottom of the corresponding third sliding block 19.
A gear 17 is arranged between the adjacent first moving rod 7 and the adjacent second moving rod 16, and racks (not shown) matched with the gear 17 are arranged on the opposite sides of the first moving rod 7 and the second moving rod 16, so that force transmission is realized between the first moving rod 7 and the second moving rod 16, and synchronous reverse motion is formed between the first moving rod 7 and the second moving rod 16.
The bottom of each sliding block I6 is provided with two ejector rods 10 which are parallel to each other, the other ends of the two ejector rods 10 are respectively sleeved with a sliding groove II 11, each sliding groove II 11 is connected with a sliding block II 12 in a sliding mode, the top of each sliding block II 12 is fixedly connected with the bottom of the corresponding ejector rod 10, and a spring II 13 is arranged between the bottom of each sliding block II 12 and the groove wall of each sliding groove II 11.
The bottom of the upper die holder 3 is provided with a connecting groove (not marked) for inserting the first moving rod 7, and the top of the first moving rod 7 is provided with a top bead 9 matched with the connecting groove. The contact between the first moving rod 7 and the upper die base 3 when the first moving rod is pressed down is more stable through the top balls 9 and the connecting grooves.
The lower die holder 1 positioned on the opposite sides of the two limiting grooves 14 is provided with a bracket 21 corresponding to the positions of the two sliding grooves III 18, and the tops of the two sliding grooves III 18 are fixed on the frame body of the bracket 21. In this embodiment, the frame body of the support 21 is an L-shaped structure.
The gear 17 is supported on the lower die holder 1 through a support rod (not marked), the bottom of the support rod is fixed on the lower die holder 1, and the top of the support rod is rotatably connected with the center of the gear 17.
When the upper die holder 3 does not extrude the first moving rod 7, the first spring 8 does not generate elastic deformation, and when the upper die holder 3 extrudes the top of the first moving rod 7, the first spring 8 can be gradually stretched from the undeformed state.
The working principle of the utility model is that when the mold is required to be closed, the lower die holder 1 drives the mold core 4 to move towards the mold cavity 2 under the driving of the transmission rod 22, when the lower die holder 1 moves to the first moving rod 7, the ejector ball 9 on the first moving rod 7 can be inserted into the ejector groove of the lower die holder 1 to complete the connection between the lower die holder 1 and the first moving rod 7, so as to drive the first moving rod 7 to move downwards synchronously, the first moving rod 7 drives the first slider 6, the ejector rod 10 moves downwards in the first sliding groove 5, the first spring 8 can be driven by the first slider 6 to stretch and deform so as to buffer the downward impact force of the lower die holder 1, the ejector rod 10 drives the second slider 12 to move in the second sliding groove 11 so as to extrude the second spring 13, so as to further buffer the downward impact force of the lower die holder 1, meanwhile, the downward movement of the first moving rod 7 can drive the gear 17 to rotate through the rack so as to drive the second moving rod 16 to move reversely and synchronously, the second moving rod 16 drives the third sliding block 19 to move in the third sliding groove 18 and extrude the third spring 20 so as to further buffer the downward impact force of the lower die holder 1, and finally the mold core 4 and the mold cavity 2 are stably matched to complete mold closing.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A punch forming device with a protection function is characterized by comprising a lower die base and an upper die base arranged above the lower die base, wherein the lower die base is provided with a cavity, and the upper die base is provided with a core matched with the cavity;
the lower die base is provided with a buffer protection mechanism, the buffer protection mechanism comprises two first sliding chutes vertically arranged at the top of the upper die base, the two first sliding chutes are respectively and oppositely arranged at two sides of the cavity, a first sliding block is connected in each first sliding chute in a sliding manner, and the top of each first sliding block is provided with a first moving rod penetrating out of the first sliding chute; a first spring is sleeved on the outer side of the first moving rod positioned in the first sliding groove;
limiting grooves parallel to the first sliding grooves are formed in the lower die base on the opposite sides of the first sliding grooves, a limiting block is connected in each limiting groove in a sliding mode, and a second moving rod penetrating through the limiting grooves is arranged at the top of each limiting block; the second moving rod is parallel to the first moving rod;
a third sliding groove is formed right above each of the two first moving rods; a third sliding block is connected in each third sliding groove in a sliding mode, a third spring is arranged between the top of each third sliding block and the wall of each third sliding groove, and one end, far away from the limiting groove, of each second moving rod extends into the corresponding third sliding groove and is fixedly connected with the bottom of the corresponding third sliding block;
a gear is arranged between the adjacent first moving rod and the adjacent second moving rod, and racks matched with the gear are arranged on the opposite sides of the first moving rod and the second moving rod.
2. The punch forming device with the protection function as claimed in claim 1, wherein two ejector rods parallel to each other are arranged at the bottom of each first sliding block, a second sliding groove is sleeved at the other end of each two ejector rods, a second sliding block is slidably connected in each second sliding groove, the top of each second sliding block is fixedly connected with the bottom of the corresponding ejector rod, and a second spring is arranged between the bottom of the second sliding block and the groove wall of the second sliding groove.
3. The punch forming device with the protection function as claimed in claim 1, wherein the bottom of the upper die base is provided with a joining groove for the first moving rod to be inserted into, and the top of the first moving rod is provided with a top bead matched with the joining groove.
4. The punch forming device with the protection function of claim 1, wherein the lower die holder located on the opposite sides of the two limiting grooves is provided with a support corresponding to the three positions of the two sliding grooves, and the tops of the two sliding grooves III are fixed on a frame body of the support.
5. The punch forming device with the protection function as claimed in claim 1, wherein the gear is supported on the lower die holder through a support rod.
6. The punch forming apparatus with shielding function according to claim 1, wherein when the upper die base does not press the movable rod, the spring is not elastically deformed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120504216.7U CN214639643U (en) | 2021-03-10 | 2021-03-10 | Stamping forming device with protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120504216.7U CN214639643U (en) | 2021-03-10 | 2021-03-10 | Stamping forming device with protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214639643U true CN214639643U (en) | 2021-11-09 |
Family
ID=78452061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120504216.7U Active CN214639643U (en) | 2021-03-10 | 2021-03-10 | Stamping forming device with protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214639643U (en) |
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2021
- 2021-03-10 CN CN202120504216.7U patent/CN214639643U/en active Active
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