CN214639563U

CN214639563U - Blanking die and connecting strip cutting device

Info

Publication number: CN214639563U
Application number: CN202023344519.1U
Authority: CN
Inventors: 皮志高; 周启禄
Original assignee: Chongqing Chimao Decoration Engineering Co ltd
Current assignee: Chongqing Chimao Decoration Engineering Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-09
Anticipated expiration: 2030-12-31

Abstract

The application relates to a blanking mould and connecting strip cutting device, blanking mould include mould and lower mould, it includes upper die base and cope match-plate pattern to go up the mould, the lower mould includes die holder and lower bolster, its characterized in that: the blanking device comprises an upper template, a lower template and a lower template, wherein one side of the upper template, which is close to the lower die, is provided with a blanking knife and at least two punching columns, the blanking knife is positioned between two adjacent punching columns, and the lower template is provided with blanking holes which are respectively matched with the blanking knife and the punching columns in shape; the connecting strip cutting device comprises a base, a hydraulic cylinder and a blanking die, wherein the hydraulic cylinder is installed on the base, and a piston rod of the hydraulic cylinder is connected with the upper die and can drive the upper die to move towards the lower die. The application has the effect of improving the operation efficiency.

Description

Blanking die and connecting strip cutting device

Technical Field

The application relates to the field of door and window production equipment, in particular to a blanking die and a connecting strip cutting device.

Background

The blanking die is a die for blanking in press production, called a blanking die, and is configured to punch a surface of a workpiece into a desired shape by high-intensity impact, and the sheet forming is mainly performed by the blanking die.

As shown in fig. 1, which is a schematic view of an overall structure of a connecting strip, the connecting strip 6 is integrally a strip-shaped sheet structure, two ends of the connecting strip 6 are respectively provided with at least one mounting hole 61, and the number of the mounting holes 61 is adjusted according to actual needs. At present, the production process of the connecting strip 4 comprises the following steps of cutting the sheet body with the required length in advance, placing one end of the sheet body which is not punched below the punching die by an operator to punch, replacing the other end of the sheet body to punch, and reducing the production efficiency.

SUMMERY OF THE UTILITY MODEL

In order to cut out and cut a hole the problem that the separation operation production efficiency is low when improving production connecting strip, this application provides a blanking die and connecting strip cutting device.

In a first aspect, the present application provides a blanking die, which adopts the following technical scheme:

the utility model provides a blanking die, includes mould and lower mould, it includes upper die base and cope match-plate pattern to go up the mould, the lower mould includes die holder and lower bolster, its characterized in that: the blanking device is characterized in that a blanking knife and at least two blanking columns are installed on one side, close to the lower die, of the upper die plate, the blanking knife is located between two adjacent blanking columns, and blanking holes matched with the blanking knife and the blanking columns in shape are formed in the lower die plate.

Through adopting above-mentioned technical scheme, the punching post is used for punching a hole to the connecting strip, and the blanking sword is used for cutting the connecting strip, and the clout is discharged from the blanking hole. Because the blanking knife is positioned between two adjacent punching columns, the required mounting holes are formed in the end parts of the connecting strips after the blanking knife cuts off the punched connecting strips. This blanking mould can punch a hole and decide the operation to the connecting strip simultaneously at a process, improves work efficiency.

Optionally, one end of the punching knife, which is far away from the upper die plate, is an arc surface which is concave towards the upper die plate.

By adopting the technical scheme, when the blanking knife cuts the connecting strip, the local parts of the two sides of the blanking knife are firstly contacted with the connecting strip, the contact area is small, and the connecting strip is easy to cut.

Optionally, the lower template is further provided with a guide groove, the guide groove is communicated with the blanking hole, and the cross section of the guide groove has the same profile as that of the cross section of the connecting strip to be processed.

Through adopting above-mentioned technical scheme, operating personnel is direct will treat that the connecting strip of processing inserts the guide way in, then pulls the tip of connecting strip and removes, can be continuous punch a hole and decide the connecting strip to improve work efficiency.

Optionally, the upper die is fixedly connected with a fixing rod penetrating through the lower die, and the fixing rod is used for connecting an external force application part to enable the upper die to move towards the lower die.

Through adopting above-mentioned technical scheme, the lower mould below can be installed to application of force portion, compares and installs in last mould position in traditional application of force portion, has reduced the occupation space of equipment.

Optionally, a guide roller is horizontally and rotatably mounted on the side wall of the lower die base close to one end of the guide groove, and the axis of the guide roller is perpendicular to the guide groove.

By adopting the technical scheme, the possibility that the connecting strip is broken off due to friction with the lower die base after being pulled is reduced.

In a second aspect, the connecting strip cutting device provided by the application adopts the following technical scheme:

a connecting strip cutting device comprises a base and the blanking die, wherein the base is provided with a force application part which is connected with an upper die and can drive the upper die to move towards a lower die.

Through adopting above-mentioned technical scheme, put into blanking die with the connecting strip, application of force portion work drives blanking die's last mould and removes to the lower mould to punch a hole and decide the connecting strip.

Optionally, the connecting strip cutting device further comprises a measuring assembly, the measuring assembly comprises a measuring table installed on the base, and a graduated scale is arranged on the measuring table along a straight line connecting line direction of blanking points of the two punching columns.

Through adopting above-mentioned technical scheme, can be according to user's needs, carry out the blanking again after the length of connecting strip is measured through the scale to the connecting strip length precision that makes the tailorring is higher, has reduced the possibility that the staff tailors once more.

Optionally, a positioning assembly is installed on the measuring table and comprises a sliding block and a positioning plate, the sliding block is slidably installed on one side wall of the measuring table along the length direction of the graduated scale, one end of the positioning plate is installed on the sliding block, and a baffle is vertically installed on one side, close to the measuring table, of the positioning plate.

By adopting the technical scheme, a user can pull the connecting strip to enter the gap between the positioning plate and the measuring table along the measuring table until the position of the first baffle plate stops, so that the possibility that the connecting strip is difficult to align with the graduated scale to cause inaccurate reading is reduced.

Optionally, the connecting strip cutting device further comprises a feeding mechanism arranged on one side of the base, the feeding mechanism comprises a support and a feeding roller which is horizontally and rotatably arranged on the support, and the feeding roller is used for rolling the connecting strip.

Through adopting above-mentioned technical scheme, the connecting strip of treating processing can be rolled up on the material loading roller in advance, draws the tip of connecting strip to blanking mould department and punches a hole and decide, facilitates for production continuation, improves production efficiency.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the blanking die can simultaneously punch and cut the connecting strip to be processed, so that the processing procedures are reduced, and the production efficiency is improved;

2. install measuring component on the base, the user can punch again after the length of connecting strip is measured to the scale to the connecting strip length precision that makes the tailorring is higher, has reduced the possibility that the staff tailors once more.

Drawings

FIG. 1 is a schematic view of the overall structure of a connecting strip;

FIG. 2 is a schematic view of the overall structure of the connecting strip cutting device according to the embodiment of the present application;

FIG. 3 is a schematic view for showing the overall structure of the loading mechanism;

fig. 4 is a schematic view of the entire structure of the blanking die;

FIG. 5 is an enlarged view of portion A of FIG. 2;

FIG. 6 is a sectional view for showing the positional relationship between the shutter and the positioning plate and the measuring table.

Description of reference numerals: 1. blanking a die; 11. a lower die; 111. a lower die holder; 112. a lower template; 1121. a guide groove; 12. an upper die; 121. an upper die holder; 122. mounting a template; 13. a guide post; 14. a punching cutter; 15. punching the column; 16. fixing the rod; 17. a base plate; 18. a guide roller; 2. a base; 3. a measurement assembly; 31. a measuring table; 311. a graduated scale; 312. a slide rail; 32. a support frame; 4. a positioning assembly; 41. a slider; 42. positioning a plate; 421. a viewing port; 43. an indicator needle; 44. a baffle plate; 45. a guide plate; 46. fastening a bolt; 5. a feeding mechanism; 51. a support; 511. a gear lever; 52. a feeding roller; 6. a connecting strip; 61. and (7) installing holes.

Detailed Description

The present application is described in further detail below with reference to figures 2-6.

The embodiment of the application discloses blanking die and connecting strip cutting device.

Referring to fig. 2, the connecting strip cutting device comprises a feeding mechanism 5, a blanking mechanism and a measuring mechanism which are arranged in sequence, wherein the blanking mechanism is positioned between the feeding mechanism 5 and the measuring mechanism. The blanking mechanism comprises a base 2 and a blanking die 1 installed on the base 2, and the blanking die 1 is connected with a driving part. Treat that the connecting strip 6 of processing winds on feed mechanism 5, and the tip of connecting strip 6 is drawn forth and is supported to measuring mechanism after passing blanking mould 1, and measuring mechanism can measure the connecting strip 6 length of treating deciding, and drive division work drives blanking mould 1 and punches a hole and tailor connecting strip 6, then continues to pull the tip of connecting strip 6 and repeats above-mentioned step, can be continuous punch a hole and decide connecting strip 6, improves production efficiency.

Referring to fig. 2 and 3, the feeding mechanism 5 includes a bracket 51 and a feeding roller 52, and the feeding roller 52 is rotatably supported on the bracket 51. The support 51 comprises two discs arranged side by side with a fixed shaft coaxially mounted between the two discs. The feeding roller 52 is sleeved on the fixed shaft, and the connecting strip 6 to be processed is wound and wound on the feeding roller 52. The bracket 51 is fixed with a stop lever 511 along the axis on the circumference, the stop lever 511 can be one, when the bracket 51 is placed, the edge of the bracket 51 is abutted to the ground and cooperates with the stop lever 511, so that the bracket 51 is kept fixed and does not rotate and topple.

Referring to fig. 2 and 4, the blanking die 1 includes an upper die 12, a lower die 11, and guide posts 13; the upper die 12 comprises an upper die holder 121 and an upper die plate 122, and the upper die plate 122 is fixed on the upper die holder 121 through bolts; the lower die 11 comprises a lower die holder 111 and a lower die plate 112, the lower die plate 112 is fixed on the lower die holder 111 through bolts, and the upper die plate 122 and the lower die plate 112 are parallel and connected through the guide columns 13. The lower die holder 111 is fixed on the base 2 through the cushion block welding support, so that a distance is formed between the lower die holder 111 and the top surface of the base 2.

The upper die plate 122 is fixed with a punching knife 14 and two identical punching posts 15, the punching knife 14 is a rectangular plate as a whole, the punching posts 15 are cylindrical rods, the punching knife 14 and the punching posts 15 are respectively and vertically fixed on the upper die plate 122, and the punching knife 14 is positioned between the two punching posts 15. The lower template 112 is provided with a rectangular blanking hole with the same cross section as that of the punching knife 14 at a position corresponding to the punching knife 14, and the lower template 112 is provided with a circular blanking hole with the same cross section as that of the punching post 15 at a position corresponding to the punching post 15. After the connecting strip 6 is placed on the lower template 112, the upper die 12 moves towards the lower die 11, the punching column 15 punches a hole on the connecting strip 6, and the punching cutter 14 cuts the connecting strip 6, so that the processing procedures are reduced, and the production efficiency is improved. In order to improve the workability of the punching blade 14, the punching blade 14 has a curved surface at an end thereof near the lower die plate 112, and the curved surface is recessed toward the upper die plate 122, so that the connecting bar 6 can be cut more easily.

In order to facilitate the connection bar 6 to be rapidly placed under the plunger 15, a horizontally arranged guide groove 1121 is formed in the lower die plate 112 in a penetrating manner, the cross section of the guide groove 1121 is adapted to the cross section of the connection bar 6 to be processed, and the length direction of the guide groove 1121 is the same as the connecting line direction between the two plungers 15. The guide groove 1121 is communicated with the blanking hole. An oval-shaped flared opening is formed at one end of the guide groove 1121 to facilitate the insertion of the connection bar 6 into the guide groove 1121.

In order to reduce the wear between the connecting bar and the die holder 111, a guide roller 18 is rotatably mounted at an open end of the die holder 111 located in the guide groove 1121.

Referring to fig. 2 and 4, in order to further improve the processing efficiency of the connecting bar 6, two upper templates 122 are fixed on the upper die base 121, and two lower templates 112 are correspondingly fixed on the lower die base 111.

A fixing rod 16 vertically penetrates between the upper die holder 121 and the lower die holder 111, a nut is connected to one end, extending out of the upper die holder 121, of the fixing rod 16 in a threaded manner, and a backing plate 17 is arranged between the nut and the upper die holder 121. The two upper templates 122 are symmetrically distributed on both sides of the fixing rod 16. One end of the fixing rod 16 penetrating through the lower die holder 111 is connected with a force application part, the force application part is a hydraulic cylinder fixedly installed in the base 2, and a piston rod of the hydraulic cylinder is coaxially and fixedly connected with the fixing rod 16. The hydraulic cylinder operates to drive the upper die 12 to move towards the lower die 11 through the fixing rod 16, so that the connecting strip 6 can be punched and cut. The pneumatic cylinder is installed in base 2, and whole equipment concentration is higher.

Referring to fig. 2 and 5, in order to cut the connecting strip 6 more accurately according to the customer's needs, a measuring mechanism is located at the discharge end of the blanking die 1. The measuring mechanism is including installing in the measuring unit 3 of base 2 one side, and measuring unit 3 includes measuring platform 31 and support frame 32, and measuring platform 31 is whole to be the rectangular plate, and on the one end support of measuring platform 31 was fixed in base 2, the other end of measuring platform 31 was supported by support frame 32. In order to reduce the deformation of the measuring table 31, a support bracket 32 may be installed at the middle of the measuring table 31. The measuring table 31 is provided with a scale 311 on one side in its longitudinal direction. A slide rail 312 is fixed to the measuring table 31 on the side closer to the scale 311.

Referring to fig. 5 and 6, in order to quickly align the length of the connecting strip 6 to be cut, the measuring mechanism further includes a positioning assembly 4 mounted on the measuring table 31, and the positioning assembly 4 includes a slider 41, a positioning plate 42, an indicator pin 43, and a stopper 44. The slider 41 is slidably mounted on the slide rail 312 and can slide along the length direction of the slide rail 312; one end of the positioning plate 42 is fixed on the sliding block 41 through a bolt and is arranged parallel to the upper plane of the measuring table 31; an observation port 421 is formed at one end of the positioning plate 42 close to the graduated scale 311, the pointer 43 is fixed on the positioning plate 42, the end part of the pointer 43 extends into the observation port 421, and the pointer 43 is arranged perpendicular to the graduated scale 311; the baffle plate 44 is fixed on one surface of the positioning plate 42 close to the measuring table 31 and is abutted to the upper plane of the measuring table 31, and a socket for inserting the end part of the connecting strip 6 is formed between the baffle plate 44 and the measuring table 31. The side wall of the baffle 44 is in the same vertical plane as the tip of the pointer 43.

The moving slide block 41 drives the indicating needle 43 to move to the required position of the graduated scale 311, the end part of the connecting bar 6 is drawn and abutted against the baffle 44, and the required length of the connecting bar 6 can be quickly obtained. In order to reduce the possibility of sliding of the sliding block 41 during use, a fastening bolt 46 is screwed on the sliding block 41, and the end of the fastening bolt 46 abuts against the sliding rail 312.

In order to facilitate the insertion of the end of the connecting strip 6 into the socket, a guide plate 45 is fixed to the positioning plate 42 on the side close to the base 2, and the guide plate 45 is horizontally arranged and spaced apart from the upper plane of the measuring table 31.

The implementation principle of the connecting strip cutting device in the embodiment of the application is as follows:

the connecting strip 6 to be processed is wound on the feeding roller 52 in advance, the end of the connecting strip 6 is drawn out and passes through the guide groove 1121 on the lower template 112, and then the end of the connecting strip 6 abuts against the baffle 44 of the positioning assembly 4. The hydraulic cylinder is started to drive the upper die 12 to move towards the lower die 11, the punching column 15 punches a hole on the connecting strip 6, and the punching cutter 14 cuts the connecting strip 6. The above process is repeated, and the connecting strip 6 can be efficiently produced and processed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a blanking die, includes mould (12) and lower mould (11), go up mould (12) and include die holder (121) and cope match-plate pattern (122), lower mould (11) include die holder (111) and lower bolster (112), its characterized in that: the punching and cutting die is characterized in that a punching and cutting knife (14) and at least two punching columns (15) are installed on one side, close to the lower die (11), of the upper die plate (122), the punching and cutting knife (14) is located between the two adjacent punching columns (15), and blanking holes matched with the punching and cutting knife (14) and the punching columns (15) in shape are formed in the lower die plate (112).

2. A blanking die according to claim 1, characterized in that: one end of the punching knife (14) far away from the upper die plate (122) is an arc surface which is concave towards the upper die plate (122).

3. A blanking die according to claim 1, characterized in that: the lower template (112) is further provided with a guide groove (1121), the guide groove (1121) is communicated with a blanking hole, and the cross section of the guide groove (1121) is identical to the cross section of the connecting strip (6) to be processed in profile.

4. A blanking die according to claim 2, characterized in that: the upper die (12) is fixedly connected with a fixing rod (16) penetrating through the lower die (11), and the fixing rod (16) is used for connecting an external force application part so that the upper die (12) moves towards the lower die (11).

5. A blanking die according to claim 3, characterized in that: and a guide roller (18) is horizontally and rotatably arranged on the side wall of one end, close to the guide groove (1121), of the lower die holder (111), and the axis of the guide roller (18) is perpendicular to the guide groove (1121).

6. The utility model provides a connecting strip cutting device which characterized in that: comprising a base (2) and a blanking die (1) according to any of claims 1-5, the base (2) being provided with a force application part which is connected to the upper die (12) and which is capable of driving the upper die (12) towards the lower die (11).

7. The connector bar trimmer of claim 6, wherein: the connecting strip cutting device further comprises a measuring component (3), the measuring component (3) comprises a measuring table (31) installed on the base (2), and a graduated scale (311) is arranged on the measuring table (31) along the direction of a straight line connecting line of blanking points of the two punching columns (15).

8. The tie bar trimmer of claim 7, wherein: install locating component (4) on measuring table (31), locating component (4) include slider (41) and locating plate (42), length direction slidable mounting that scale (311) was followed in slider (41) is on measuring table (31) a lateral wall, locating plate (42) one end is installed on slider (41), baffle (44) are installed perpendicularly near measuring table (31) one side in locating plate (42).

9. The connector bar trimmer of claim 6, wherein: the connecting strip cutting device further comprises a feeding mechanism (5) arranged on one side of the base (2), the feeding mechanism (5) comprises a support (51) and a feeding roller (52) which is horizontally and rotatably arranged on the support (51), and the feeding roller (52) is used for rolling the connecting strip (6).