CN113523062A

CN113523062A - Mould capable of continuously stamping and cutting sectional material

Info

Publication number: CN113523062A
Application number: CN202110659625.9A
Authority: CN
Inventors: 邬建来; 严溢庆; 王霖钧; 李伟强
Original assignee: Ningbo Ruyi JSCL
Current assignee: Ningbo Ruyi JSCL
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-10-22

Abstract

The invention discloses a die capable of continuously stamping and cutting profiles, and belongs to the technical field of stamping dies. It includes: the feeding mechanism is connected with the lower die and is used for conveying the sectional materials; the stamping mechanism comprises a female die and a male die, the female die is connected with the upper die and provided with a groove, the male die is connected with the lower die, the female die and the male die are arranged in an up-down corresponding manner, and when the upper die and the lower die are closed, the male die extends into the groove and stamps the profile; and the cutting mechanism is connected with the upper die, is arranged in a front-back corresponding manner with the stamping mechanism, and is used for cutting the section formed by stamping at the front section. Through adjusting the height of the die assembly, after stamping operation is carried out each time, a connecting point is reserved between a part of section bar which is stamped and the section bar to be processed, so that the feeding mechanism can continuously feed the section bar after the stamping operation is finished, the purpose of continuous feeding is achieved without adding extra devices, the production cost is saved, and the occupied space of the whole device is reduced.

Description

Mould capable of continuously stamping and cutting sectional material

Technical Field

The invention belongs to the technical field of stamping dies, and particularly relates to a die capable of continuously stamping and cutting profiles.

Background

At present, a rolling mode is generally adopted for a die capable of continuously feeding, punching and cutting profiles, but the length of rolling equipment is 18 meters, the length of a three-in-one feeding mechanism is 6 meters, the total length of the feeding mechanism and the feeding mechanism is 24 meters, and the die occupies a large space.

The existing stamping die directly cuts off the section bar during stamping forming, once no connection point exists between the stamped section bar and the section bar to be stamped, continuous feeding, stamping and cutting can not be carried out, unless other devices are additionally arranged to assist and complete the continuous feeding, and once other devices are additionally arranged, the problems of increased occupied space, production cost and the like can be caused.

For example, one prior art application is the following: CN201820213845.2 patent discloses a profile stamping die, which comprises: the die comprises an upper die and a lower die, wherein the upper die can move up and down, the upper die is provided with a material pressing block, the lower die is provided with a male die and a female die, the female die can move up and down, the female die is arched and is provided with a groove, the male die extends into the groove, a gap capable of containing one layer of material of the multilayer structure section bar is reserved between the male die and the female die, the material pressing block is connected to the female die after moving towards the lower die, and the female die is pushed to move towards the male die so as to punch the one layer of material of the multilayer structure section bar.

The above-mentioned profile stamping die performs the cutting operation while stamping the profile, and thus once the profile is cut, there is no connecting point between the stamped profile and the profile to be stamped, and the feeding, stamping and cutting operations cannot be performed continuously.

Disclosure of Invention

The invention provides a die which occupies small space and can continuously punch and cut sectional materials aiming at the problems in the prior art.

The invention can be realized by the following technical scheme:

the utility model provides a but mould of continuous punching press and tailor section, its includes mould and lower mould, go up the mould through up-and-down motion with the action of die sinking and compound die is accomplished to the lower mould, still includes:

the feeding mechanism is connected with the lower die and is used for conveying the sectional materials;

the stamping mechanism comprises a female die and a male die, the female die is connected with the upper die and provided with a groove, the male die is connected with the lower die, the female die and the male die are arranged in a vertically corresponding manner, and when the upper die and the lower die are closed, the male die extends into the groove and stamps the profile;

the cutting mechanism is connected with the upper die, the cutting mechanism and the stamping mechanism are correspondingly arranged in the front and at the back, and the cutting mechanism is used for cutting the section bar formed by the previous section of stamping.

As a further improvement of the present invention, the female die includes a first stamping plate and a second stamping plate, the first stamping plate is connected to the second stamping plate, both the first stamping plate and the second stamping plate are connected to the upper die, and the first stamping plate is close to the feeding mechanism.

As a further improvement of the present invention, the recess includes a first punched groove provided in the first punched plate and a second punched groove provided in the second punched plate, the first punched groove communicating with the second punched groove.

As a further improvement of the present invention, the second stamping groove is provided with a void-avoiding end, and a step surface is formed at the connection position of the second stamping groove and the first stamping groove through the void-avoiding end.

As a further improvement of the present invention, the cutting mechanism includes a connecting plate and a cutting blade head, the connecting plate is embedded in the second stamping groove and connected to the second stamping plate, and the cutting blade head is connected to the connecting plate.

As a further improvement of the invention, the feeding mechanism comprises a feeding plate and a feeding roller, the feeding plate is connected with the male die, the feeding plate is provided with a chute, the feeding roller is movably arranged in the chute, and the feeding roller is used for conveying the section.

As a further improvement of the invention, the lower die is also provided with a blanking assembly, the blanking assembly comprises a blanking plate, and the blanking plate is connected with the lower die.

As a further improvement of the invention, the blanking assembly further comprises a transition rod and at least one pair of blanking rollers, the transition rod is connected with the lower die and positioned between the male die and the blanking rollers, and the blanking rollers are connected with the second stamping plate.

As a further improvement of the invention, the lower die is further provided with at least one pair of elastic reset columns, the upper die compresses the elastic reset columns downwards when closing the die, and the elastic reset columns push the upper die upwards when opening the die.

As a further improvement of the invention, the elastic reset column is provided with a guide roller for guiding the section bar.

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

1. through adjusting the height of the die assembly, after stamping operation is carried out each time, the part of the section bar which is stamped and the section bar to be processed cannot be completely cut off, but a connection point is reserved, so that the feeding mechanism can still continuously feed the section bar after the stamping operation is finished without adding extra devices, the purpose of continuous feeding is achieved, the production cost and the maintenance cost of subsequent equipment are saved, and the occupied space of the whole device is reduced.

2. Compared with the continuous feeding, stamping and cutting operations by adopting rolling equipment, the die and the feeding mechanism in the embodiment have the advantages that the overall length is only 8 meters, the length of the rolling equipment and the feeding mechanism is 24 meters, and the length is greatly shortened, so that the occupied area of the device is greatly reduced, and the die and the feeding mechanism are more practical.

3. When the section bars of different shapes are punched, the female die and the male die are only required to be correspondingly replaced, so that the grooves are correspondingly replaced by the U-shaped grooves or the L-shaped grooves and the like, and meanwhile, the punching ends of the male die are ensured to be consistent with the shapes of the grooves, so that the section bars of different shapes can be punched, the convenience in replacing the punching mode is improved, and the diversity and the adaptability of the die in use are also ensured.

4. The positions of the two feeding rollers are adjusted, so that the long and short edges of the stamping end upper section fed into the male die can be adjusted according to actual needs, the long edge length and the short edge length of the L-shaped section after stamping are controlled, and the flexibility and the adaptability of the die during stamping are further improved.

5. When the section bar of accomplishing the punching press was carried and is tailor the station, this part section bar erects on the transition rod, pass simultaneously between two unloading gyro wheels, after the completion is tailor, this part section bar will drop forward under the effect of gravity, realize the purpose of automatic unloading from this, avoid tailorring the section bar of having directly fallen into down the flitch, if the section bar of having tailorred directly falls into down in the flitch, can have this moment because the too big problem of automatic unloading smoothly of friction between section bar and the unloading board, lead to needing artifical supplementary unloading, the labor cost has not only been improved, and the work efficiency is still reduced.

Drawings

FIG. 1 is a schematic structural view of a die for continuously stamping and cutting profiles according to the present invention;

FIG. 2 is a schematic view of the structure of the lower die of the present invention;

FIG. 3 is a schematic structural view of the upper die of the present invention;

fig. 4 is a partial enlarged view of the invention at a in fig. 3.

In the figure, 100, the upper die; 110. a female die; 111. a first stamped plate; 112. a second stamped plate; 120. a groove; 121. a first stamping groove; 122. a second stamped groove; 1221. an avoidance end; 130. a guide sleeve; 200. a lower die; 210. a male die; 220. a fixing plate; 230. a baffle plate; 240. an elastic reset column; 250. a material guide roller; 260. a guide post; 300. a feeding mechanism; 310. a feeding plate; 311. a chute; 320. a feeding roller; 400. a cutting mechanism; 410. a connecting plate; 420. a scissors head is cut; 500. a blanking assembly; 510. a blanking plate; 520. a transition rod; 530. and (5) blanking rollers.

Detailed Description

The following are specific embodiments of the present invention and the technical method of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 4, the present invention provides a die capable of continuously punching and cutting a profile, which includes an upper die 100 and a lower die 200, wherein the upper die 100 and the lower die 200 complete the actions of opening and closing the die by moving up and down, and further includes:

the feeding mechanism 300 is connected with the lower die 200 and used for conveying the sectional materials, in this embodiment, the feeding mechanism 300 can continuously feed the sectional materials, each feeding distance is a station, and the feeding interval is a certain feeding interval, specifically, the feeding interval is in synchronous rhythm with the time of opening and closing the dies of the upper die 100 and the lower die 200, that is, only when the dies are opened, the feeding mechanism 300 can feed the sectional materials to be processed forward by one station, therefore, when the dies are closed each time, the sectional materials to be processed reach the designated position to wait for processing, thereby ensuring smooth completion of processing and continuity of feeding.

The stamping mechanism comprises a female die 110 and a male die 210, the female die 110 is connected with the upper die 100 and is provided with a groove 120, the male die 210 is connected with the lower die 200 and is provided with a vertically upward stamping end, the female die 110 and the male die 210 are arranged in an up-down corresponding manner, the feeding end of the male die 210 is close to the feeding mechanism 300, the feeding distance of one station means that the feeding distance of each time is consistent with the length of the male die 210, namely, before die assembly is carried out, a profile to be processed is placed on the whole male die 210, and when the upper die 100 moves downwards to carry out die assembly, the male die 210 extends into the groove 120 and performs stamping forming on the profile.

In addition, in the embodiment, by adjusting the height of the die assembly, after each stamping operation, the part of the profile subjected to stamping and the profile to be processed are not completely cut off, but a connection point is reserved, so that the feeding mechanism can still continuously feed the profile after the stamping operation is finished, and the purpose of continuous feeding is achieved without additional device assistance.

And the cutting mechanism 400 is connected with the upper die 100, the cutting mechanism 400 and the punching mechanism are arranged in a front-back corresponding mode, and the cutting mechanism 400 is used for cutting the section which is formed by punching in the front section. Specifically, after one-time stamping is completed, the upper die 100 moves upwards to perform the die opening operation, at this time, the feeding mechanism 300 conveys the profile forward by one station again, the cutting mechanism 400 can cut the stamped profile, the cutting position is a connection point between the stamped profile and the profile to be processed, and the profile to be processed is conveyed onto the male die 210, so that the feeding, stamping and cutting operations can be continuously performed, the production cost and the maintenance cost of subsequent equipment are saved, and the occupied space of the whole device is reduced.

In addition, compared with the continuous feeding, stamping and cutting operations using rolling equipment, the overall length of the die and the feeding mechanism in the embodiment is only 8 meters, while the length of the rolling equipment and the feeding mechanism is 24 meters, which is greatly shortened, thereby greatly reducing the floor space of the device and having practicability.

Preferably, the female die 110 includes a first punching plate 111 and a second punching plate 112, the first punching plate 111 is connected with the second punching plate 112, the first punching plate 111 and the second punching plate 112 are both connected with the upper die 100, and the first punching plate 111 is close to the feeding mechanism 300, that is, the first punching plate 111 is close to the feeding end of the male die 210.

Further preferably, the groove 120 includes a first punched groove 121 and a second punched groove 122, the first punched groove 121 is disposed on the first punched plate 111, the second punched groove 122 is disposed on the second punched plate 112, the first punched groove 121 communicates with the second punched groove 122, in this embodiment, due to different usage scenarios, the profile needs to be correspondingly stamped into different shapes such as an L shape, a U shape, etc., at this time, only the female die 110 and the male die 210 need to be correspondingly replaced, so that the first and second punched

grooves

121 and 122 are replaced with U-shaped or L-shaped grooves, and the shapes of the first and second punched

grooves

121 and 122 are maintained to be identical, while also ensuring that the punching end of the punch 210 is maintained to be identical to the shapes of the first and second punched

grooves

121 and 122, thereby can the punching press go out the section bar of different shapes, not only improve the convenience when changing the punching press mode, still guaranteed diversity and the suitability of this mould when using.

Preferably, the second stamping groove 122 is provided with a clearance end 1221, the second stamping groove 122 forms a step surface at a joint of the first stamping groove 121 and the clearance end 1221, in an actual working process, the first stamping plate 111 is not provided with the clearance end 1221, so as to cut the profile more effectively, but simultaneously ensure that the profile cannot be completely cut off, and the second stamping groove 122 reduces impact force between the second stamping plate 112 and the profile and the punch 210 in a stamping process by adding the clearance end 1221, thereby reducing energy consumption and prolonging service lives of the second stamping plate 112 and the punch 210.

Preferably, the cutting mechanism 400 includes a connecting plate 410 and a cutting blade head 420, the connecting plate 410 is embedded in the second punching groove 122 and connected with the second punching plate 112, and the cutting blade head 420 is embedded in the connecting plate 410, so that the position of the cutting blade head 420 can be adjusted by moving the connecting plate 410 along the second punching groove 122, so that the cutting surface of the cutting blade head 420 and the blanking end of the punch 210 are in the same vertical direction, that is, when the profile is cut, the connection point between the stamped profile and the profile to be processed just slightly extends outwards from the blanking end of the punch 210, the cutting position of the cutting blade head 420 to the profile is located at the connection point, and the left and right stress points at the connection point are close to each other during cutting, which is more convenient for cutting.

Preferably, the feeding mechanism 300 comprises a feeding plate 310 and a feeding roller 320, the feeding plate 310 is connected with the male die 210, specifically, a fixing plate 220 which plays a role of raising is arranged between the male die 210 and the lower die 200, so that the male die 210 is closer to the upper die 100, the stroke of the upper die 100 during the die opening and closing operation due to the vertical displacement is reduced, the energy consumption is reduced, a baffle 230 which plays a role of positioning and limiting is arranged between the male die 210, the fixing plate 220 and the feeding plate 310, the baffle 230 is rectangular and has the same height as the punching end of the male die 210, the arrangement of the baffle 230 can enable the profile to be more stable in the process of being sent into the male die 210 from the feeding plate 310, and the stability during feeding is improved.

Further, in fig. 2, the feeding mechanism 300 is not fully illustrated, but a structure required for feeding is illustrated, specifically, two sliding grooves 311 are provided on the feeding plate 310, the two sliding grooves 311 are located on the same axis, and the two feeding rollers 320 are respectively movably disposed in the two sliding grooves 311, a distance is left between the two feeding rollers 320 for conveying the profile, and just as the positions of the two feeding rollers 320 can be adjusted, so that the length of the profile fed to the stamping end of the male die 210 can be adjusted according to actual needs, for example, when an L-shaped profile is stamped, the length of the profile located at both sides of the stamping end can be adjusted at any time, thereby controlling the length of the long side and the length of the short side of the stamped L-shaped profile, and further improving flexibility and adaptability of the die during stamping.

Preferably, the lower die 200 is further provided with a blanking assembly 500, the blanking assembly 500 comprises a blanking plate 510, the blanking plate 510 is connected with the lower die 200 and is close to the male die 210, and the blanking plate 510 is obliquely arranged, so that the blanking of the cut section bar is facilitated.

Further preferably, the blanking assembly 500 further comprises a transition rod 520 and at least one pair of blanking rollers 530, the transition rod 520 is connected with the lower die 200 and is located between the male die 210 and the blanking rollers 530, the blanking rollers 530 are connected with the second punching plate 112, specifically, the transition rod 520 is located in the vertical space where the blanking plate 510 is located, when the punched section is conveyed to the cutting station, the section is erected on the transition rod 520 and simultaneously passes through between the two blanking rollers 530, and when the cutting is completed, the section can fall forward under the action of gravity, thereby achieving the purpose of automatic blanking.

Meanwhile, the transition rod 520 and the blanking roller 530 are arranged, so that the situation that the cut section directly falls into the blanking plate 510 is avoided, and if the cut section directly falls into the blanking plate 510, the problem that automatic blanking cannot be smoothly performed due to overlarge friction between the section and the blanking plate 510 exists, manual auxiliary blanking is needed, manual expenditure is improved, and working efficiency is reduced.

Preferably, the lower die 200 is further provided with at least one pair of elastic return columns 240, the upper die 100 compresses the elastic return columns 240 downwards when the die is closed, the elastic return columns 240 push the upper die 100 upwards when the die is opened, so that energy consumption is reduced, the elastic return columns 240 are provided with guide rollers 250, the guide rollers are located in a vertical space of the punching mechanism, the profile can pass through between the two guide rollers 250, and the profile is guided to be fed onto the male die 210 along a straight line, so that the accuracy of punching operation is ensured.

In addition, the upper die 100 is further provided with a guide sleeve 130, and the lower die 200 is further provided with a guide post 260, when the upper die 200 and the lower die 200 are closed, the guide post 260 is inserted into the guide sleeve 130 to guide the upper die 100 and the lower die 200 to be closed in the correct position, so that smooth punching and cutting work is ensured.

The technical means disclosed by the scheme of the invention are not limited to the technical means disclosed by the technical means, and the technical scheme also comprises the technical scheme formed by any combination of the technical characteristics. The foregoing is a detailed description of the invention, and it should be noted that modifications and adaptations can be made by those skilled in the art without departing from the principle of the invention, and are intended to be within the scope of the invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

Moreover, descriptions of the present invention as relating to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, four, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Claims

1. The utility model provides a but mould of continuous punching press and tailor section bar, its includes mould and lower mould, go up the mould through the up-and-down motion with the action of die sinking and compound die is accomplished to the lower mould, its characterized in that still includes:

2. The die set of claim 1, wherein the female die comprises a first punching plate and a second punching plate, the first punching plate is connected with the second punching plate, the first punching plate and the second punching plate are both connected with the upper die, and the first punching plate is close to the feeding mechanism.

3. The die of claim 2, wherein the groove comprises a first punching groove and a second punching groove, the first punching groove is disposed on the first punching plate, the second punching groove is disposed on the second punching plate, and the first punching groove is communicated with the second punching groove.

4. The die for continuously stamping and cutting profiles as claimed in claim 3, wherein the second stamping groove is provided with a void-avoiding end, and the second stamping groove forms a step surface at the junction with the first stamping groove through the void-avoiding end.

5. A die for continuously stamping and cutting sections as claimed in claim 3, wherein the cutting mechanism includes a connecting plate inserted into the second stamping slot and connected to the second stamping plate, and a cutting head connected to the connecting plate.

6. The die of claim 1, wherein the feeding mechanism comprises a feeding plate and a feeding roller, the feeding plate is connected with the male die, the feeding plate is provided with a chute, the feeding roller is movably arranged in the chute, and the feeding roller is used for conveying the section.

7. The die capable of continuously stamping and cutting profiles according to claim 5, wherein the lower die is further provided with a blanking assembly, the blanking assembly comprises a blanking plate, and the blanking plate is connected with the lower die.

8. The die capable of continuously stamping and cutting profiles according to claim 7, wherein the blanking assembly further comprises a transition bar and at least one pair of blanking rollers, the transition bar is connected with the lower die and positioned between the male die and the blanking rollers, and the blanking rollers are connected with the second stamping plate.

9. The die set of claim 1, wherein the lower die further comprises at least one pair of elastic return posts, the upper die compresses the elastic return posts downward when the die is closed, and the elastic return posts push the upper die upward when the die is opened.

10. The die for continuously stamping and cutting profiles as claimed in claim 9, wherein the resilient return posts are provided with guide rollers for guiding the profiles.