CN216757800U

CN216757800U - Multi-station blanking device

Info

Publication number: CN216757800U
Application number: CN202220364140.7U
Authority: CN
Inventors: 韩山强
Original assignee: Chongqing Guoyu Technology Co ltd
Current assignee: Chongqing Guoyu Technology Co ltd
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-06-17
Anticipated expiration: 2032-02-18

Abstract

The utility model discloses a multi-station blanking device which comprises an upper template and a lower template, wherein the upper template and the lower template are in guiding connection through at least two groups of guide assemblies, a male die is arranged on the upper template and comprises a plurality of blanking cutter heads which are transversely arranged at equal intervals, a female die is also arranged on the lower template and comprises a plurality of blanking holes which are transversely arranged at equal intervals, and the blanking holes and the blanking cutter heads are arranged in a one-to-one opposite mode so as to realize multi-station blanking of blanks to be processed. The effect is as follows: the utility model has simple structure and convenient use, overcomes the defect of a single-station blanking die on one hand, has higher processing efficiency, and can cut off a plurality of required material blocks from a blank at one time; on the other hand, the number of the cut material blocks only depends on the number of the blanking cutter heads, so that compared with a multi-stage die feeding processing mode, the process is more flexible, the cost is lower, and the production requirements of small and medium-sized enterprises can be fully met.

Description

Multi-station blanking device

Technical Field

The utility model relates to the technical field of workpiece blanking, in particular to a multi-station blanking device.

Background

Blanking is a stamping process in which a die is used to separate a portion of a material or work piece from another portion of a material or work piece. In most plastic forming processes, it is desirable that the material be able to undergo substantial plastic deformation without failure to form a shaped, sized product. The blanking process comprises a plurality of working procedures of blanking, punching, cutting, notching, trimming and the like. The quality of the blanking die greatly affects the quality of the product during the whole process.

The chinese patent application CN201510495330.7 discloses a blanking die, which comprises a die carrier, a male die and a female die, wherein the die carrier comprises an upper die carrier, a lower die carrier and a connecting rod; the female die is connected with the upper die frame, and the male die is connected with the lower die frame; the male die and the female die are straight cutting edges. The die utilizes the straight cutting edge to replace the inclined cutting edges of the concave die and the convex die, and the service life of the tool bit is prolonged.

However, the die can only punch one product each time, the punching position is not well controlled, and the blanking gap is large, so that more blanks are wasted; meanwhile, the blanking speed of the die is too slow, so that the production efficiency is hindered, and in order to meet continuous batch production, only a plurality of dies can be adopted in a production line and blanking can be completed according to a multistage die feeding mode, but the production cost of the mode is too high, and medium-sized and small enterprises are difficult to bear.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multi-station blanking device which can cut off a plurality of material blocks at one time, has uniform material cutting gaps and less waste of blanks, and aims to solve the technical problems explained in the background art.

In order to achieve the purpose, the utility model firstly provides a multi-station blanking device which comprises an upper template (1) and a lower template (2) which are connected in a guiding manner through at least two groups of guiding components (3), and is characterized in that a male die (4) is arranged on the upper template (1), the male die (4) comprises a plurality of blanking cutter heads (41) which are transversely arranged at equal intervals, a female die (5) is also arranged on the lower template, the female die (5) comprises a plurality of blanking holes (51) which are transversely arranged at equal intervals, and the blanking holes (51) and the blanking cutter heads (41) are arranged in a one-to-one opposite manner so as to achieve multi-station blanking of blanks to be processed.

Furthermore, the male die (4) further comprises an upper fixing plate (42) detachably connected with the upper die plate (1), the upper fixing plate (42) is connected with the blanking tool bit (41), the female die (5) further comprises a lower fixing plate (52) detachably connected with the lower die plate (2), and the blanking hole (51) is formed in the lower fixing plate (52).

Furthermore, a limiting seat (6) is arranged on the female die (5), a channel opening (61) for the punching tool bit (41) to pass through is formed in the limiting seat (6), a gap is reserved between the limiting seat (6) and the female die (5), and the gap is used as a clamping interface (7) for clamping a blank to be processed.

Furthermore, the both sides of joint interface (7) set up two mount pads (8) relatively, all install on every mount pad (8) through connecting block (9) and be used for the butt to wait to process material to prop up material piece (10).

Furthermore, a plurality of mounting holes (81) are uniformly distributed on the mounting seat (8) in the longitudinal direction, a positioning hole (91) is formed in the connecting block (9), the mounting seat (8) and the connecting block (9) are in threaded connection through a bolt (11), and the threaded connection positions of the mounting seat and the connecting block are adjustable.

Furthermore, concave platforms (53) matched with the corresponding material propping blocks (10) are respectively formed on the lower fixing plates (52) at two sides of the clamping interface (7).

Furthermore, a material supporting block (13) is arranged on the lower template (2) corresponding to the clamping interface (7).

Furthermore, a blanking port (21) which is communicated with the blanking hole (51) is also arranged on the lower template (2).

Furthermore, a cushion block (12) is connected to the bottom of the lower template (2), and the cushion block (12) is used for heightening the lower template (2) so as to form a blanking space communicated with the blanking port (21) below the lower template (2).

Furthermore, the guide assembly (3) comprises a ball guide sleeve (31) vertically installed on the lower template (2), a guide shaft (32) is sleeved in the ball guide sleeve (31), the tail end of the guide shaft (32) is connected with the upper template (1), a section of convex ring (33) is further formed on the guide shaft (32), a spring (34) used for resetting the upper template (1) is further sleeved on the guide shaft (32) at the lower end of the convex ring (33), and the upper template (1) and the lower template (2) are further respectively connected with an upper limiting column (14) and a lower limiting column (15) which are matched with each other.

Compared with the prior art, the utility model has the following remarkable effects:

the blanking die has the advantages that the structure is simple, the use is convenient, on one hand, the defect of a single-station blanking die is overcome, the processing efficiency is higher, and a plurality of required material blocks can be cut off from a blank at one time; on the other hand, the number of the cut material blocks only depends on the number of the blanking cutter heads, so that compared with a multi-stage die feeding processing mode, the process is more flexible, the cost is lower, and the production requirements of small and medium-sized enterprises can be fully met. Meanwhile, the blanking gap is determined according to the distance between the blanking cutter head and the blanking hole, so that the uniform blanking position can be ensured, especially for the processing requirements of small size and large quantity of material blocks, the full utilization of the blank can be realized, and the waste of the blank is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic overall structure diagram of the first embodiment;

figure 2 is an isometric view of a second embodiment;

FIG. 3 is a schematic view of the overall structure of the second embodiment;

FIG. 4 is a cross-sectional view taken along the plane A-A in FIG. 1;

FIG. 5 is a schematic bottom structure view of the second embodiment;

reference numbers in the figures: 1-upper die plate, 2-lower die plate, 3-guide component, 4-male die, 41-blanking cutter head, 5-female die, 51-blanking hole, 42-upper fixed plate, 52-lower fixed plate, 6-spacing seat, 61-channel port, 7-clamping port, 8-mounting seat, 9-connecting block, 10-material supporting block, 81-mounting hole, 91-positioning hole, 11-bolt, 53-concave table, 12-cushion block, 13-material supporting block, 21-blanking port, 31-ball guide sleeve, 32-guide shaft, 33-male ring, 34-spring, 14-upper spacing column and 15-lower spacing column.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Fig. 1 shows a first embodiment of the utility model: the utility model provides a multistation blanking device, includes cope match-plate pattern 1 and lower bolster 2, and the two is connected through 3 direction of at least two sets of direction subassemblies be provided with terrace die 4 on the cope match-plate pattern 1, terrace die 4 includes a plurality of blanking tool bits 41 that horizontal equidistant set up still be provided with die 5 on the lower bolster, die 5 includes a plurality of blanking holes 51 that horizontal equidistant set up, blanking hole 51 with blanking tool bit 41 sets up one-to-one to the multistation blanking of blank is waited to process in the realization.

In specific implementation, in order to select the corresponding male die 4 and the corresponding female die 5 according to the processing requirements, the male die 4 further comprises an upper fixing plate 42 detachably connected with the upper die plate 1, the upper fixing plate 42 is connected with the blanking tool bit 41, the female die 5 further comprises a lower fixing plate 52 detachably connected with the lower die plate 2, and the blanking hole 51 is formed in the lower fixing plate 52.

Fig. 2 and 3 show a second embodiment of the present invention, on the basis of the first embodiment, in order to facilitate the fixing of the blank, a limiting seat 6 is provided on the female die 5, a channel opening 61 for the punching tool bit 41 to pass through is provided on the limiting seat 6, and a gap is reserved between the limiting seat 6 and the female die 5, and the gap is used as a clamping opening 7 for clamping the blank to be processed. It can be understood that the limiting seat 6 is detachably mounted on the female die 5, and the limiting seat 6 is selectively mounted according to the number of the blanking bits 41 during processing. In other embodiments, the limiting seat 6 may also be a part of the female die 5, so as to facilitate quick assembly and disassembly by workers. Preferably, the passage openings 61 are provided in a plurality and are arranged opposite to the blanking tips 41 one by one, and the shape of the passage openings 61 is adapted to the outer contour of the blanking tips 41, which not only increases the contact area between the bottom surface of the stopper seat 6 and the blank, but also limits the pressing path of the blanking tips 41, thereby improving the blanking precision. In other embodiments, the passage opening 61 may be a larger opening through which all blanking bits 41 can pass at the same time.

As can be seen from fig. 4, in order to limit the installation position of the blank and prevent the blank from deviating during the blanking process, so as to improve the processing precision, two installation bases 8 are oppositely arranged on two sides of the clamping interface 7, and a material abutting block 10 for abutting against the blank to be processed is installed on each installation base 8 through a connecting block 9. In order to facilitate workers to adjust the mounting position of the material abutting block 10, a plurality of mounting holes 81 are uniformly distributed on the mounting base 8 in the longitudinal direction, a positioning hole 91 is formed in the connecting block 9, the mounting base 8 and the connecting block 9 are in threaded connection through a bolt 11, and the threaded connection positions of the mounting base 8 and the connecting block 9 are adjustable.

In specific implementation, a section of concave table (53) matched with the corresponding material pushing block 10 is respectively formed on the lower fixing plate 52 at two sides of the clamping interface 7. The benefit of doing so lies in that the material of propping not only can the butt material, can also play the effect of crimping bottom plate 52, is favorable to improving the fixed effect of bottom plate 52.

In order to facilitate feeding and avoid the blank from shaking under the toughness of the blank, a material supporting block 13 is further arranged on the lower template 2 corresponding to the clamping interface 7, and the upper end face of the material supporting block 13 is flush with the upper end face of the lower fixing plate 52.

As shown in fig. 5, in order to facilitate blanking of the block cut out from the billet, a blanking opening 21 penetrating through the blanking hole 51 is further opened in the lower die plate 2. The bottom of the lower template 2 is connected with a cushion block 12, and the cushion block 12 is used for heightening the lower template 2 so as to form a blanking space communicated with the blanking port 21 below the lower template 2. Preferably, the two cushion blocks 12 are oppositely arranged, so that a through groove is formed between the two cushion blocks 12, and the through groove can be pushed in by using a push plate in actual use, so that the cutting block is pushed out from the lower part of the lower template 2.

In order to better limit the pressing path of the upper die plate 1, avoid the dislocation of the upper die plate 1 and the lower die plate 2 and reduce the noise of blanking operation, the guide assembly 3 comprises a ball guide sleeve 31 vertically installed on the lower die plate 2, a guide shaft 32 is sleeved in the ball guide sleeve 31, the tail end of the guide shaft 32 is connected with the upper die plate 1, a section of convex ring 33 is further formed on the guide shaft 32, and a spring 34 for resetting the upper die plate 1 is further sleeved on the guide shaft 32 at the lower end of the convex ring 33. Preferably, the guide assemblies are arranged in four groups and are respectively close to four top corners of the upper template 1 and the lower template 2. In order to limit the pressing height of the blanking bit 41, an upper limit column 14 and a lower limit column 15 which are matched with each other are respectively connected to the upper template 1 and the lower template 2.

The principle of the utility model is explained below with reference to an embodiment:

when the device is used, the device is installed on a punching machine tool, then the prepared blank is pushed into the clamping port 7 along the material supporting block 13, the punching machine head is started, the upper template 1 drives the punching tool bit 41 on the upper fixing plate 42 to move downwards along the guide assembly 3, the punching tool bit enters the clamping port 7 through the channel port 61 on the limiting seat and is matched with the punching hole 51 to punch the blank clamped in the clamping port 7, the upper template 1 resets under the action of the spring 34 after the operation is finished, and the material block cut by the punching tool bit 41 falls below the lower template 2 through the blanking port 21.

In conclusion, the blanking die has a simple structure and is convenient to use, on one hand, the defects of a single-station blanking die are overcome, the processing efficiency is higher, and a plurality of required material blocks can be cut off from a blank at one time; on the other hand, the number of the cut material blocks only depends on the number of the blanking tool bits 41, so that compared with a multi-stage progressive die machining mode, the process is more flexible, the cost is lower, and the production requirements of small and medium-sized enterprises can be fully met. Meanwhile, the blanking gap is determined according to the distance between the blanking cutter head 41 and the blanking hole 51, so that the uniform blanking position can be ensured, especially for the processing requirements of small size and large quantity of material blocks, the full utilization of the blank can be realized, and the waste of the blank is reduced.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a multistation blanking device, includes cope match-plate pattern (1) and lower bolster (2), and the two is connected through at least two sets of direction subassembly (3) direction, its characterized in that be provided with terrace die (4) on cope match-plate pattern (1), a plurality of blanking tool bits (41) that terrace die (4) set up including horizontal equidistant still be provided with die (5) on the lower bolster, die (5) are including a plurality of blanking holes (51) that horizontal equidistant set up, blanking hole (51) with blanking tool bit (41) one-to-one sets up to the multistation blanking of blank is waited to process in the realization.

2. The multi-station blanking device according to claim 1, wherein the male die (4) further comprises an upper fixing plate (42) detachably connected with the upper die plate (1), the blanking tool bit (41) is connected to the upper fixing plate (42), the female die (5) further comprises a lower fixing plate (52) detachably connected with the lower die plate (2), and the blanking hole (51) is formed in the lower fixing plate (52).

3. The multi-station blanking device according to claim 1, wherein a limiting seat (6) is arranged on the female die (5), a passage opening (61) for the blanking bit (41) to pass through is formed in the limiting seat (6), and a gap is reserved between the limiting seat (6) and the female die (5) and serves as a clamping opening (7) for clamping a blank to be machined.

4. A multi-station blanking device according to claim 3, wherein two mounting seats (8) are oppositely arranged on two sides of the clamping interface (7), and a material abutting block (10) for abutting against the blank to be processed is mounted on each mounting seat (8) through a connecting block (9).

5. The multi-station blanking device according to claim 4, wherein a plurality of mounting holes (81) are uniformly distributed on the mounting base (8) in the longitudinal direction, positioning holes (91) are formed in the connecting block (9), the mounting base (8) and the connecting block (9) are in threaded connection through bolts (11), and the threaded connection positions of the mounting base and the connecting block are adjustable.

6. A multi-station blanking device according to claim 5, wherein a section of concave platform (53) is formed on the lower fixing plate (52) on both sides of the snap-in interface (7) for matching with the corresponding material-supporting block (10).

7. A multi-station blanking device according to claim 3, wherein a support block (13) is further provided on the lower die plate (2) corresponding to the snap-in interface (7).

8. A multi-station blanking device according to claim 1, wherein the lower die plate (2) is further provided with a blanking opening (21) communicated with the blanking hole (51).

9. The multi-station blanking device according to the claim 8, characterized in that a cushion block (12) is connected to the bottom of the lower template (2), and the cushion block (12) is used for raising the lower template (2) to form a blanking space communicated with the blanking opening (21) below the lower template (2).

10. The multi-station blanking device according to any one of claims 1 to 9, wherein the guide assembly (3) comprises a ball guide sleeve (31) vertically mounted on the lower die plate (2), a guide shaft (32) is sleeved in the ball guide sleeve (31), the tail end of the guide shaft (32) is connected with the upper die plate (1), a section of convex ring (33) is further formed on the guide shaft (32), a spring (34) for resetting the upper die plate (1) is further sleeved on the guide shaft (32) at the lower end of the convex ring (33), and an upper limit column (14) and a lower limit column (15) which are matched with each other are further connected to the upper die plate (1) and the lower die plate (2) respectively.