CN217412225U

CN217412225U - It takes buoyancy lift mechanism to upgrade mould material

Info

Publication number: CN217412225U
Application number: CN202220253178.7U
Authority: CN
Inventors: 朱锡源; 许志军; 岳学亮; 聂志强
Original assignee: Guangdong Xinbao Precision Manufacturing Co ltd
Current assignee: Guangdong Xinbao Precision Manufacturing Co ltd
Priority date: 2022-02-07
Filing date: 2022-02-07
Publication date: 2022-09-13
Anticipated expiration: 2032-02-07

Abstract

The utility model provides a mould material area buoyancy lift mechanism upgrades, it includes buoyancy lift round pin device and thrust unit. The floating pin device comprises a floating pin movable block, a lower template, a floating column, a first bolt, a first spring and a second spring, wherein the floating pin movable block is provided with a first side surface and a first through hole; the pushing device comprises a clamping plate assembly, a push rod assembly and a trimming punch, the push rod assembly and the trimming punch move in the clamping plate assembly, the push rod assembly is used for pushing the floating lifting pin movable block to move, and the trimming punch is used for separating a product to be trimmed and a waste material.

Description

It takes buoyancy lift mechanism to upgrade mould material

Technical Field

The utility model belongs to the technical field of the punching press, especially, relate to a mould material area rises mechanism by buoyancy upgrades.

Background

At present, along with the continuous development of technique, the conveyer belt transportation is carried out to products such as board system stamping forming after the completion of making, because panel after the stamping forming, there is the waste material, when transporting on the conveyer belt, the waste material receives gravity whereabouts, the product flows from the mould end, in the prior art, there is not complementary unit, the board material area is flagging naturally because of gravity, it is unstable to cut the limit when cutting edge appears easily, lead to cutting edge uneven, make production product quality relatively poor, the waste material of cutting off also can't drop smoothly, can't realize continuous production, low in production efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a mould material area buoyancy lift mechanism upgrades, it includes buoyancy lift round pin device and thrust unit.

The floating pin device comprises a floating pin movable block, a lower template, a floating column, a first bolt, a first spring and a second spring, the floating pin movable block is provided with a first side surface and a first through hole, the floating column comprises a first fixed part and a second fixed part, the first fixing part is arranged at the first through hole, the second fixing part is provided with a second through hole, one end of the first bolt is contacted with the floating pin movable block, the other end of the first bolt penetrates through the second through hole, the first spring is sleeved on the first bolt and is arranged at the second through hole, the second spring is arranged at the bottom of the second fixing part, the lower template and the first side surface are used for placing products to be trimmed, the lower template is provided with a third through hole, the third through hole is used for enabling waste materials of the products to be trimmed to fall off, and one end, close to the waste materials of the products to be trimmed, of the floating pin movable block is of an inclined surface structure;

thrust unit, including splint subassembly, push rod subassembly and side cut drift, the push rod subassembly with the side cut drift is in splint subassembly internal motion, the push rod subassembly is used for promoting the motion of buoyancy lift round pin movable block makes the waste material of waiting to cut the limit product breaks away from first side, the side cut drift is used for the separation treat the product and the waste material of cutting the limit product.

Preferably, the push rod assembly comprises a knife inserting piece and a push rod, the knife inserting piece is perpendicular to the clamping plate assembly and is used for pushing the floating pin movable block to move along the length direction, and the push rod is arranged in the knife inserting piece and is in sliding connection with the knife inserting piece.

Preferably, the knife inserting piece is provided with a U-shaped groove, and the U-shaped groove is buckled with the floating pin movable block.

Preferably, the clamping plate assembly further comprises an upper base plate, an upper clamping plate, a stop plate and a stripper plate, wherein the upper base plate, the upper clamping plate, the stop plate and the stripper plate are sequentially arranged from top to bottom.

Preferably, the lift pin device comprises a pressing block and a second bolt, the pressing block is connected with the lift column through the second bolt, and the pressing block covers the first through hole.

Preferably, one end of the floating pin movable block, which is close to the product to be trimmed, is provided with a groove or a step.

Preferably, the lift pin device further comprises a lower die base, and the lower template is placed on one side of the lower die base.

Preferably, the floating pin device further comprises a plurality of first fixing pieces, each of the first fixing pieces is symmetrically distributed along two sides of the conveying direction of the product to be trimmed, and each of the first fixing pieces is used for stabilizing the product to be trimmed.

Preferably, a third spring is arranged at the bottom of each first fixing piece.

Preferably, the lower template is provided with a knife edge insert, and the knife edge insert is arranged opposite to the trimming punch.

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

the floating lifting column moves downwards by acting on the floating lifting pin movable block through the push rod assembly, when the lower template is moved to be contacted with the bottom wall of the clamping plate assembly, the trimming punch acts on the joint of a product and waste materials to enable the waste materials to be separated from a product to be trimmed and continue to move downwards, the second spring is compressed, meanwhile, the first fixed part is translated to be contacted with the wall surface of the first through hole close to one side of the push rod assembly, the first spring is compressed, the floating lifting pin movable block moves towards one end far away from the product to be trimmed, the section of the inclined surface structure is reduced from the top to the bottom, the waste materials arranged on the first side surface are separated from the floating lifting pin movable block, the waste materials are enabled to quickly fall to the outside of the floating lifting mechanism through the self gravity action of the waste materials, the first spring and the second spring are reset after being compressed, the floating lifting pin movable block and the floating lifting column are enabled to reset, the repeated operation is realized, and the product to be trimmed can continuously perform the edge trimming action of the waste materials, need not the manual work and take out the waste material, the waste material is automatic to drop, effectively prevents simultaneously to wait to cut the limit product and cut off the time-out because of the material area flagging lead to cutting edge unstable quality bad problem at last step product and waste material, has guaranteed the quality of product to and the efficiency of greatly improving production. And the splint subassembly and the cooperation of lower bolster can be waited to cut the limit product and fix for cut the limit process more accurate, the quality improvement of product.

Drawings

Fig. 1 is a schematic partial sectional view of a progressive die material strip lifting mechanism provided by the present invention;

fig. 2 is a schematic view of a partial structure of a progressive die material strip floating mechanism provided by the present invention;

fig. 3 is a schematic structural view of a progressive die material strip floating mechanism provided by the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 in the direction A;

fig. 5 is a first schematic sectional view of a floating pin moving block of a floating mechanism for a progressive die material belt according to the present invention;

fig. 6 is a schematic sectional view of the floating pin movable block of the progressive die material belt floating mechanism provided by the present invention.

Illustration of the drawings:

10. a lift pin device; 11. a floating pin movable block; 12. a lower template; 13. floating and lifting the column; 14. a first bolt; 15. a first spring; 16. a second spring; 17. briquetting; 18. a second bolt; 19. a lower die holder; 111. a first side surface; 113. a first through hole; 121. a third through hole; 131. a first fixed part; 132. a second fixed part; 133. a second through hole; 191. a first fixing member; 192. a knife edge insert;

20. a pushing device; 21. a cleat assembly; 22. a push rod assembly; 23. trimming punches; 211. an upper base plate; 212. an upper splint; 213. a stopper plate; 214. a material removing plate; 221. a tool insert; 222. a push rod; 223. a U-shaped groove;

30. products to be trimmed; 31. producing a product; 32. and (4) waste materials.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described in the following can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1-6, the present invention provides a mold strip floating mechanism for a progressive die, which comprises a floating pin device 10 and a pushing device 20.

The buoyancy lifting pin device 10 comprises a buoyancy lifting pin movable block 11, a lower template 12 and a buoyancy lifting column 13, the lifting pin moving block 11 is provided with a first side surface 111 and a first through hole 113, the lifting column 13 comprises a first fixing portion 131 and a second fixing portion 132, the first fixing portion 131 is arranged at the first through hole 113, the second fixing portion 132 is provided with a second through hole 133, one end of the first bolt 14 is in contact with the lifting pin moving block 11, the other end of the first bolt passes through the second through hole 133, the first bolt 14 is sleeved with the first spring 15 and is arranged at the second through hole 133, the second spring 16 is arranged at the bottom of the second fixing portion 132, the lower template 12 and the first side surface 111 are used for placing the product 30 to be edge-cut, the lower template 12 is provided with a third through hole 121, the third through hole 121 is used for dropping the waste material 32 of the product 30 to be edge-cut, and one end of the lifting pin moving block 11, close to the waste material 32 of the product 30 to be edge-cut, is of an inclined plane structure.

The pushing device 20 comprises a clamping plate assembly 21, a push rod assembly 22 and a trimming punch 23, the push rod assembly 22 and the trimming punch 23 move in the clamping plate assembly 21, the push rod assembly 22 is used for pushing the floating pin movable block 11 to move, so that the waste material 32 of the product 30 to be trimmed is separated from the first side surface 111, and the trimming punch 23 is used for separating the product 31 of the product 30 to be trimmed and the waste material 32. The number of the trimming punches 23 can be one, two or more, when the product 30 to be trimmed needs to be trimmed at multiple positions, the number of the trimming punches 23 is correspondingly set, and the product 30 to be trimmed is a long material strip which needs to be trimmed.

In the design, the floating lifting column 13 moves downwards under the action of the push rod assembly 22 on the floating lifting pin movable block 11, when the lower template 12 moves to contact with the bottom wall of the clamping plate assembly 21, the trimming punch 23 acts on the joint of the product 31 and the waste 32, so that the waste 32 is separated from the product 30 to be trimmed and continues to move downwards, the second spring 16 is compressed, meanwhile, the first fixing part 131 moves to contact with the wall surface of the first through hole 113 close to one side of the push rod assembly 22, the first spring 15 is compressed, the floating lifting pin movable block 11 moves towards one end far away from the product 30 to be trimmed, the inclined surface structure reduces the section from top to bottom, so that the waste 32 arranged on the first side surface 111 is separated from the floating lifting pin movable block 11, the waste 32 rapidly drops to the outside of the floating lifting mechanism of the progressive die from the third through hole 121 under the action of the gravity of the waste 32, the first spring 15 and the second spring 16 are reset after being compressed, make buoyancy lift round pin movable block 11 and buoyancy lift post 13 reset, repetitive operation for waiting to cut limit product 30 and can continuously carry out the limit action of cutting of waste material 32, do not need the manual work to take out waste material 32, waste material 32 drops automatically, effectively prevents to wait to cut limit product 30 simultaneously and leads to cutting edge unstable quality bad problem because of the material strap is flagging when last step product 31 and waste material 32 are cut away from, has guaranteed the quality of product 31, and greatly improves the efficiency of production. And splint subassembly 21 and lower bolster 12 cooperation can be treated and cut limit product 30 and fix for cut the limit process more accurate, the quality of product 31 improves.

Referring to fig. 1, the push rod assembly 22 further includes a knife inserting component 221 and a push rod 222, the knife inserting component 221 is disposed perpendicular to the clamp plate assembly 21 and is used for pushing the lift pin movable block 11 to move in the length direction, and the push rod 222 is disposed in the knife inserting component 221 and is slidably connected with the knife inserting component 221. One end of the push rod 222 is disposed on the cutter inserting element 221, and the other end of the push rod 222 is connected to an external driving device, and the external driving device is any device capable of reciprocating the push rod 222, for example, the external driving device may be an air cylinder, a hydraulic cylinder, or an electric push rod, so that the cutter inserting element 221 can continuously push the floating pin movable block 11 to reciprocate along the length direction, and the edge cutting efficiency of the product 30 to be edge cut is improved.

Referring to fig. 3 to 4, the knife inserting element 221 may be provided with a U-shaped groove 223, the U-shaped groove 223 is fastened to the floating pin moving block 11, and meanwhile, the knife inserting element 221 has a structure matched with the first side 111 of the floating pin moving block 11, and through the combination of the U-shaped groove 223, when the knife inserting element 221 moves to the first side 111 of the floating pin moving block 11, the floating pin moving block 11 may be smoothly pushed to move, so that the operation of the progressive die material belt floating mechanism is more smoothly performed.

Further, referring to fig. 1, the clamping plate assembly 21 further includes an upper backing plate 211, an upper clamping plate 212, a stop plate 213, and a stripper plate 214, wherein the upper backing plate 211, the upper clamping plate 212, the stop plate 213, and the stripper plate 214 are sequentially disposed from top to bottom.

Referring to fig. 1 to 4, the lift pin device 10 further includes a pressing block 17 and a second bolt 18, the pressing block 17 is connected to the lift column 13 through the second bolt 18, the pressing block 17 covers the first through hole 113, the second bolt 18 is fixed to the top of the first fixing portion 131, the pressing block 17 is sleeved on the second bolt 18, and the first fixing portion 131 is capable of translating at the first through hole 113 along the length direction of the lift pin moving block 11.

Further, referring to fig. 5-6, a groove or a step is provided at one end of the floating pin movable block 11 close to the product 30 to be trimmed for adapting to the use requirements of different products 30 to be trimmed, and the progressive die material belt floating mechanism can also be used on a single-shot die which needs to position and float by utilizing the shape of a material sheet and needs to cut off the edge of the material sheet.

Referring to fig. 3, the lift pin device 10 further includes a lower die base 19, and the lower template 12 is placed on one side of the lower die base 19.

Referring to fig. 2, the lift pin device 10 further includes a plurality of first fixing members 191, the first fixing members 191 are symmetrically distributed along two sides of the conveying direction of the product 30 to be trimmed, each first fixing member 191 is used for fixing the product 30 to be trimmed, and when the product 30 to be trimmed is a long material strip, each first fixing member 191 fixes the product 30 to be trimmed by clamping the edge of the product 30 to be trimmed, so that the conveying and trimming processes of the product 30 to be trimmed are more stable.

Further, a third spring is disposed at the bottom of each first fixing member 191.

Referring to fig. 1, the lower die plate 12 may further be provided with a cutting edge insert 192, the cutting edge insert 192 is arranged opposite to the cutting edge punch 23, and when the cutting edge punch 23 is pressed down and is matched with the cutting edge insert 192, the waste 32 and the product 31 can be better separated, and the processing efficiency is improved.

The working principle is as follows:

when the clamping plate assembly 21 starts to descend, the stripper plate 214 acts on the press block 17 to descend, the floating lift pin movable block 11 and the connected floating lift column 13 together support the product 30 to be trimmed to move downwards, when the stripper plate 214 descends to a thickness different from that of the lower template 12 by only one material, the floating lift column 13 descends in place, the cutter inserting piece 221 continues to descend, the cutter inserting piece 221 is in inclined plane contact with the floating lift pin movable block 11, the trimming punch 23 trims the product 30 to be trimmed, the cutter inserting piece 221 pushes the floating lift pin movable block 11 to move towards the side far away from the product 30 to be trimmed, when the floating lift pin movable block 11 moves to a position incapable of supporting the waste 32, the waste 32 falls due to gravity, the material belt is separated from the lower template 12 through the third through hole 121, and the progressive die floating mechanism is in a die closing waste-off state. After one-time stamping operation is completed, the clamping plate assembly 21 starts to move upwards, the upper backing plate 211 drives the cutter inserting piece 221 to move upwards, the floating lifting pin movable block 11 starts to reset under the action of the first spring 15, and the floating lifting pin movable block 11 completely resets until the cutter inserting piece 221 is completely separated from the floating lifting pin movable block 11. And then the stripper plate 214 starts to move upwards, the floating column 13 starts to reset upwards under the action of the second spring 16, when the stripper plate 214 moves upwards to be completely separated from the pressing block 17, the floating column 13 completely resets, the progressive die material belt floating mechanism is in a die opening floating state at the moment, and the progressive die material belt floating mechanism is continuously switched between the die opening floating state and a die closing waste material removing state, so that the product 30 to be trimmed continuously performs trimming.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a mould material area buoyant lift mechanism upgrades which characterized in that includes:

2. The progressive die strip raising mechanism of claim 1, wherein: the push rod assembly comprises a cutter inserting piece and a push rod, the cutter inserting piece is perpendicular to the clamping plate assembly and is used for pushing the floating pin movable block to move along the length direction, and the push rod is arranged in the cutter inserting piece and is in sliding connection with the cutter inserting piece.

3. The progressive die strip raising mechanism of claim 2, wherein: the knife inserting piece is provided with a U-shaped groove, and the U-shaped groove is buckled with the floating pin movable block.

4. The progressive die strip raising mechanism of claim 1, wherein: the clamp plate assembly further comprises an upper base plate, an upper clamp plate, a stop plate and a stripper plate, wherein the upper base plate, the upper clamp plate, the stop plate and the stripper plate are sequentially arranged from top to bottom.

5. The progressive die strip raising mechanism of claim 1, wherein: the buoyancy lifting pin device comprises a pressing block and a second bolt, the pressing block is connected with the buoyancy lifting column through the second bolt, and the pressing block covers the first through hole.

6. The progressive die strip raising mechanism of claim 1, wherein: and a groove or a step is arranged at one end of the floating pin movable block close to the product to be trimmed.

7. The progressive die strip raising mechanism of claim 1, wherein: the floating pin device further comprises a lower die base, and the lower template is placed on one side of the lower die base.

8. The progressive die tape lift mechanism of claim 1, wherein: the floating pin device further comprises a plurality of first fixing pieces, the first fixing pieces are symmetrically distributed along two sides of the conveying direction of the product to be trimmed, and the first fixing pieces are used for stabilizing the product to be trimmed.

9. The progressive die tape lift mechanism of claim 8, wherein: and a third spring is arranged at the bottom of each first fixing piece.

10. The progressive die tape lift mechanism of claim 1, wherein: the lower template is provided with a knife edge insert, and the knife edge insert is arranged opposite to the trimming punch.