CN212598324U

CN212598324U - Mould is used in production of communication base station base plate

Info

Publication number: CN212598324U
Application number: CN202021060396.6U
Authority: CN
Inventors: 季尧军; 虞福平; 苏英; 胡可
Original assignee: Suzhou Paul Machinery Engineering Co ltd
Current assignee: Suzhou Paul Machinery Engineering Co ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-02-26
Anticipated expiration: 2030-06-10

Abstract

The utility model relates to the technical field of stamping dies, in particular to a die for producing communication base station substrates, which comprises an upper die base, a lower die base arranged below the upper die base and a lower die plate arranged on the lower die base, wherein the lower die plate is provided with blanking holes for forming substrates, the bottom surface of the upper die base is provided with an upper clamping plate, the bottom surface of the upper clamping plate is provided with a discharging plate, the upper clamping plate is provided with a punch for blanking a sheet metal material belt, and the punch penetrates through the discharging plate; be equipped with the upper cover plate on the upper die base, it has a plurality of jacks to run through on the upper die base, all inserts in a plurality of jacks and is equipped with the spring of unloading, many springs of unloading one end and upper cover plate butt, many springs of unloading other end and punch holder butt. The utility model aims to solve the problem that the production efficiency is not high because the stamping die needs manual unloading; the utility model discloses have and to unload automatically, make things convenient for automatic feeding to carry out autoloading, promote production efficiency's effect.

Description

Mould is used in production of communication base station base plate

Technical Field

The utility model belongs to the technical field of stamping die's technique and specifically relates to a mould is used in production of communication base station base plate is related to.

Background

Stamping is a press working method in which a material is pressed by a stamping die on a press at normal temperature to be plastically deformed or separated to obtain a part of a desired shape and size. The stamping die is a process equipment for processing materials into workpieces or semi-finished products in stamping processing, and is a main process equipment for industrial production.

Referring to fig. 1, a substrate 25 of a communication base station includes a substrate 25, a plurality of through holes 27 are formed through the substrate 25, a plurality of connection holes 26 are formed through the substrate 25, the plurality of connection holes 26 are arranged at intervals along a length direction of the substrate 25, and a plurality of rows of the plurality of connection holes 26 are arranged at intervals along a width direction of the substrate 25. An arc-shaped groove is formed in one end of the base plate 25 in the length direction, and a plurality of arc-shaped notches are formed in the other end of the base plate. The substrate 25 is a sheet metal part, and is usually produced and processed in a stamping mode in the production process; the stamping process of the substrate 25 comprises the steps of punching and trimming, chamfering, trimming and fine stamping, shaping and cutting, and the metal plate material belt becomes the required substrate 25 according to the five processes.

Common dies in the stamping activity are a single-process die and a compound die, the former can only perform one-process machining at a time, five processes require five sets of corresponding dies to perform machining, and a sheet metal material belt is processed in a circulating mode among different dies; the latter only needs a set of mould to accomplish processing, but the composite die needs the manual work to take off the finished product after accomplishing the punching in process of production, then carries out the punching press of next base plate, and production efficiency is lower.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a mould is used in production of communication base station base plate. The automatic discharging device has the advantages that automatic discharging can be achieved, automatic feeding can be achieved through the automatic feeding device conveniently, and production efficiency is improved.

The above utility model discloses an above-mentioned utility model's purpose can be realized through following technical scheme:

a die for producing a communication base station substrate comprises an upper die base, a lower die base arranged below the upper die base and a lower die plate arranged on the lower die base, wherein blanking holes for forming the substrate are formed in the lower die plate;

the upper die base is provided with an upper cover plate, a plurality of insertion holes are formed in the upper die base in a penetrating mode, discharging springs are inserted into the insertion holes, one ends of the discharging springs are abutted to the upper cover plate, and the other ends of the discharging springs are abutted to the upper clamping plate.

By adopting the technical scheme, the upper die base is used for fixing the die and the stamping equipment; the lower die holder is used for fixedly connecting the die with the stamping equipment; the lower template is used for molding the substrate; punching holes for removing leftover materials of the substrate; the upper clamping plate is used for fixing the stripper plate and the punch; the discharging plate is used for ejecting the sheet metal material belt to discharge after stamping; the jack is used for inserting the discharging spring; the upper cover plate is used for sealing the jacks. The punching head, the upper clamping plate and the stripper plate are fixed on the upper die base, the lower die plate is installed on the lower die base, the upper die base and the lower die base are fixed on the punching equipment, and the sheet metal material belt is conveyed onto the lower die plate. Stamping equipment operation carries out the punching press to the panel beating material area, and the back is accomplished in the punching press, and the upper die base rises, and the spring is close to the effect of die holder direction with the punch plate, and the stripper is ejecting with the panel beating material area of joint on the drift under the effect of spring, accomplishes automatic discharge, the production efficiency of refreshing.

The present invention may be further configured in a preferred embodiment as: the die is characterized in that a lower base plate is fixedly connected between the lower die base and the lower die plate, an upper base plate is arranged between the upper die base and the upper clamp plate, a stop plate is arranged between the upper clamp plate and the stripper plate, and the stripper spring penetrates through the upper base plate.

Through adopting above-mentioned technical scheme, the lower bolster is used for promoting the planarization of lower bolster bottom surface, and the planarization that the upper padding plate promoted punch holder and drift and upper die base connection promotes the blanking precision of mould, prevents that the fixed unevenness of mould from leading to having deckle edge and crackle behind the base plate blanking, and the deckle edge of base plate makes the panel beating material area more firm with the drift joint, and it is easier that the blanking face levels more and unloads, further promotes the efficiency of unloading, further promotes production efficiency. The stop plate is used for adjusting the upward moving stroke of the upper die base along with the stamping equipment, shortening the upward moving stroke of the upper die base, shortening the time of one-time complete stamping stroke of the die, and further improving the production efficiency of the substrate.

The present invention may be further configured in a preferred embodiment as: and a plurality of mounting holes for inserting the punch are formed in the upper frame plate in a penetrating manner.

Through adopting above-mentioned technical scheme, the mounting hole is used for inserting of drift to establish, and the mounting hole is the counter bore, and the counter bore conveniently adjusts drift bottom surface punch holder surface parallel and level, and drift and punch holder are connected the face with the upper die base and are leveled, and drift and punch holder are fixed more stable, promote the punching press precision of mould, prevent that deckle edge from appearing in the base plate edge, and the panel beating material area is insecure with the drift joint, promotes the efficiency of unloading, further promotes the production efficiency of base plate.

The present invention may be further configured in a preferred embodiment as: the lower die base is provided with a plurality of material guide holes in a penetrating manner, the material guide holes are distributed at intervals along the width direction of the lower die base, the material guide holes are arranged in two rows at intervals along the width direction of the lower die base, each material guide hole is internally provided with a material guide pin, and the material guide pins penetrate through the lower backing plate and the lower die plate and extend towards the discharging plate.

Through adopting above-mentioned technical scheme, the guide hole is used for inserting of guide round pin and establishes, and the guide round pin is used for the direction of panel beating material area. At the autoloading in-process, the panel beating material area can produce the problem to squinting all around under feeding equipment's promotion, and the guide round pin sets up in panel beating material area width direction both sides, prevents the incline in panel beating material area, promotes the precision in panel beating material area on the lower bolster, promotes stamping accuracy, and the waste product when reducing production further promotes production efficiency.

The present invention may be further configured in a preferred embodiment as: the material guide pin is provided with an annular material guide groove, the lower template is provided with a material supporting floating block, and the top surface of the material supporting floating block is flush with the inner wall of the material guide pin.

Through adopting above-mentioned technical scheme, the baffle box is used for the guide in panel beating material area, promotes the guide precision, promotes the machining precision of base plate. The material supporting floating block is used for supporting the substrate after stamping is completed, the substrate stays on the material supporting floating block after the final stamping is completed, the substrate cannot leak down between the two material guiding pins, the substrate is conveniently ejected out by a subsequent metal plate material belt, the unloading efficiency is improved, and the production efficiency is further improved.

The present invention may be further configured in a preferred embodiment as: the upper plate is vertically provided with a plurality of ejection blocks in a penetrating manner, the ejection blocks correspond to the discharging springs, two ends of each discharging spring are respectively abutted against the upper cover plate and the ejection blocks, and the ejection blocks are internally provided with connecting bolts in a threaded connection manner and a plurality of connecting bolts penetrate through the discharging plate.

Through adopting above-mentioned technical scheme, the kicking block promotes the lifting surface area of punch holder, promotes the area of unloading of stripper, further promotes the efficiency of unloading spring. Connecting bolt even punch holder, backstop board and stripper promote the precision that backstop board and stripper are connected, promote the machining precision of base plate, reduce the rejection rate, further promote production efficiency.

The present invention may be further configured in a preferred embodiment as: the lower die plate is provided with a plurality of positioning pins vertically arranged along the diagonal line of the lower die plate, and the plurality of positioning pins penetrate through the lower die seat, the stripper plate and the stop plate.

By adopting the technical scheme, the positioning pin is used for positioning the stop plate, the stripper plate and the lower die plate, so that the positioning precision of the die after the upper die and the lower die are closed is improved, the processing precision of the substrate is improved, and the production efficiency is further improved.

The present invention may be further configured in a preferred embodiment as: the die holder has the hole of dodging along the terminal penetration of process direction, it has a plurality ofly to dodge the hole and arrange along die holder width direction central line symmetry interval, and is a plurality of dodge downthehole all to be equipped with the promotion spring, it is downthehole to hold in the palm the material kicking block setting, promote spring length direction one end and hold in the palm the material kicking block butt.

By adopting the technical scheme, the avoidance hole is used for avoiding the material supporting floating block, so that the damage of the substrate caused by the extrusion of the metal plate material belt by the material supporting floating block is prevented; the lifting spring is used for lifting the supporting floating block after the punching is finished, so that the unloading is convenient, the unloading efficiency is improved, and the production efficiency is further improved.

The present invention may be further configured in a preferred embodiment as: the lower template is provided with a material guide inclined plane at the tail end along the working procedure direction, and the material guide inclined plane inclines downwards.

Through adopting above-mentioned technical scheme, the guide inclined plane is used for guiding the base plate and slides downwards, prevents that the base plate from remaining and receiving the extrusion on the lower bolster and leading to impaired, promotes the yield of base plate, further promotes production efficiency.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the discharging spring is inserted into the upper die base and is respectively abutted against the upper cover plate and the ejector block, after punching is completed, the discharging plate is ejected out by resilience of the spring, a punch of the die retracts into the discharging plate, and a sheet metal material belt falls off from the punch to complete automatic discharging, so that the discharging efficiency is improved, and the production efficiency is improved;

2. the punch is clamped on the upper base plate through the upper clamping plate, so that the punch is convenient to replace, the punch can be replaced independently by the die, and the service life of the die is prolonged;

3. a guide pin and a positioning pin penetrate through the lower template, the guide pin positions the sheet metal material belt, and the positioning precision of the sheet metal material belt is improved; the locating pin promotes the positioning accuracy of backstop board, stripper and lower bolster, promotes the precision of base plate, reduces the rejection rate, further promotes production efficiency.

Drawings

FIG. 1 is a schematic view of a substrate;

FIG. 2 is a layout view of a substrate;

FIG. 3 is a general structural schematic;

FIG. 4 is a schematic diagram of an exploded structure embodying the relationship of the stripper plate connections;

fig. 5 is a schematic diagram of an explosive structure showing the connection relationship of the lower templates.

In the figure, 1, an upper die base; 2. an upper base plate; 3. an upper splint; 4. a stopper plate; 5. a stripper plate; 6. a lower template; 7. a lower base plate; 8. a lower die holder; 9. an upper cover plate; 10. punching holes; 11. a punch; 12. mounting holes; 13. a jack; 14. a discharge spring; 15. a material guide hole; 16. a material guiding pin; 17. a material guide chute; 18. a top block; 19. a connecting bolt; 20. positioning pins; 21. avoiding holes; 22. a lift spring; 23. supporting a material floating block; 24. a material guiding inclined plane; 25. a substrate; 26. connecting holes; 27. and a through hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a plurality of through holes 27 penetrate through the substrate 25, the plurality of through holes 27 are arranged at intervals along the length direction of the substrate 25, and two rows of the plurality of through holes 27 are symmetrically arranged about the center line of the length direction of the substrate 25. A plurality of connection holes 26 are formed through the substrate 25, and the connection holes 26 and the through holes 27 are alternately arranged.

Referring to fig. 3 and 4, for the utility model discloses a mould is used in production of communication base station base plate, including upper die base 1, set up die holder 8 in 1 below of upper die base, set up lower bolster 6 on die holder 8, fixedly connected with upper cover plate 9 on the upper die base 1, from the top down has set gradually upper padding plate 2 between upper die base 1 and the lower bolster 6, punch holder 3, backstop 4 and stripper 5, fixedly connected with lower bolster 7 between lower bolster 6 and the die holder 8, punch holder 3 is close to and is equipped with drift 11 in the lower bolster 6 simultaneously, it has a plurality of mounting holes 12 that are used for drift 11 to insert the establishment to run through on the punch holder 3, mounting hole 12 is the counter sink, drift 11 runs through backstop 4 and stripper 5. The upper padding plate 2 improves the flatness of the connection surface of the punch 11 and the upper clamping plate 3, improves the installation precision of the punch 11 and improves the precision of the die. When the sliding block punch rises, the stop plate 4 stops the sliding block punch from rising, the stroke of the sliding block punch is shortened, the punching time is shortened, and the production efficiency is improved.

Referring to fig. 4 and 5, a plurality of blanking holes 10 are formed through the lower plate 6, and the plurality of blanking holes 10 are formed corresponding to the punches 11. 1 fixed connection of upper die base is on the slider drift of punching machine, and 8 fixed connection of die holder are on the workstation of punching machine, send into the mould with the panel beating material area in, the punching machine operation, and slider drift gliding drives stripper 5 and extrudees the panel beating material area, and drift 11 carries out the blanking to the panel beating material area, and the leftover bits that the blanking got off fall down from blanking hole 10. The punch 11 and the upper clamping plate 3 are detachably connected, so that the punch 11 is convenient to maintain and the punch 11 is convenient to replace after being worn, and the service life of the die is prolonged.

Referring to fig. 4 and 5, a plurality of insertion holes 13 penetrate through the upper die holder 1, discharge springs 14 are inserted into the insertion holes 13, the discharge springs 14 penetrate through the upper base plate 2, a plurality of ejection blocks 18 vertically penetrate through the upper clamp plate 3, the ejection blocks 18 are arranged corresponding to the discharge springs 14, and two ends of each discharge spring 14 are respectively abutted against the ejection blocks 18 and the upper cover plate 9; a connecting bolt 19 is screwed into the top piece 18, and the connecting bolt 19 penetrates through the stop plate 4 and the stripper plate 5. After the punching press is accomplished to the panel beating material area to the mould, the slider drift of punching machine rises, and discharge spring 14 extrudees kicking block 18, and kicking block 18 removes to being close to 6 directions of lower bolster, and kicking block 18 promotes backstop 4 and stripper 5 to being close to 6 directions of lower bolster, and stripper 5 falls the panel beating material area top of joint on drift 11, accomplishes automatic discharge, promotes the efficiency of unloading, and then promotes production efficiency.

Referring to fig. 4 and 5, a plurality of material guiding holes 15 vertically penetrate through the lower die holder 8, the material guiding holes 15 are countersunk, the material guiding holes 15 are arranged along the width direction of the lower die holder 8, and two rows of the material guiding holes 15 are arranged along the width direction of the lower die holder 8. Each material guiding hole 15 is internally provided with a material guiding pin 16, a plurality of material guiding pins 16 penetrate through the upper padding plate 2 and the upper template and extend upwards towards the discharging plate 5, and one end of each material guiding pin 16, which is close to the discharging plate 5, is horizontally provided with an annular material guiding groove 17. The material guide pins 16 are inserted into the material guide holes 15, the sheet metal material belt is inserted into the material guide grooves 17, and the sheet metal material belt is supported by the material guide pins 16 on two sides of the sheet metal material belt in the width direction, so that stamping and blanking are convenient to carry out; meanwhile, the guide pin 16 guides the sheet metal material belt, the feeding precision of the sheet metal material belt is improved, the precision of the substrate 25 is improved, the rejection rate is reduced, and the production efficiency is further improved.

Referring to fig. 4 and 5, two positioning pins 20 vertically penetrate through the lower die holder 8, the two positioning pins 20 are arranged at intervals along the diagonal direction of the lower die holder 8, and the two positioning pins 20 penetrate through the lower backing plate 7, the lower die plate 6, the stripper plate 5 and the stop plate 4. When the upper die base 1 and the lower die base 8 are vertically assembled, the positioning pin 20 is used for positioning and guiding the lower template 6 and the stripper 5, so that the accuracy of the die in assembling the die is improved, the accuracy of the die is improved, and the accuracy of the substrate 25 is improved.

Referring to fig. 4 and 5, the lower die holder 8 vertically penetrates through avoidance holes 21 along the end of the process direction, the avoidance holes 21 are counter-sunk holes, four avoidance holes 21 are symmetrically arranged in pairs along the central line of the lower die holder 8 in the width direction at intervals, lifting springs 22 are inserted into the avoidance holes 21, and the lifting springs 22 penetrate through the lower backing plate 7 and vertically extend upwards; the top end of the lifting spring 22 is abutted with a material supporting floating block 23, the material supporting floating block 23 penetrates through the lower template 6 and extends upwards, and the top surface of the material supporting floating block 23 is flush with the inner wall of one side of the guide chute 17, which is close to the lower template 6. The sheet metal material belt slides to the material supporting floating block 23 through the material guide groove 17, the material supporting floating block 23 extrudes the acoustic spring during stamping, the lifting spring 22 is compressed, and the sheet metal material belt is stamped in a die; after base plate 25 punching press was accomplished, the slider drift upward movement of punching machine, the spring kick-backs and will hold in the palm material kicking block 23 jack-up and carry out automatic discharge, prevents that base plate 25 card from in the mould, holds in the palm the level that material kicking block 23 guaranteed base plate 25, makes things convenient for subsequent panel beating material area to push up base plate 25 from lower bolster 6 down, promotes automatic discharge efficiency, further promotes base plate 25 production efficiency.

Referring to fig. 4 and 5, a material guiding inclined plane 24 is formed on the lower template 6, the material guiding inclined plane 24 is arranged at the end of the lower template 6 along the working procedure direction, and the material guiding inclined plane 24 is inclined downwards. The substrate 25 is pushed off from the material supporting floating block 23 by the sheet metal material belt, the substrate 25 falls on the material guiding inclined plane 24, and the material guiding inclined plane 24 guides the substrate 25 to fall off from the die.

The working process of the embodiment is as follows: the lower die holder 8, the lower backing plate 7 and the lower die plate 6 are fixedly connected in sequence from bottom to top, the stripper plate 5, the stop plate 4, the upper clamp plate 3, the punch 11, the upper die holder 1 and the upper cover plate 9 are connected in sequence from bottom to top, the lower die holder 8 is fixed on a workbench of a punching machine, and the upper die holder 1 is fixed on a sliding block punch of the punching machine. The punching machine is operated manually, the stripper 5 is separated from the lower template 6, the sheet metal material belt is fed into the die according to a layout drawing, and the sheet metal material belt is inserted between the two material guide pins 16. The punching machine is switched to automatically operate, the sheet metal material belt is punched, after one-time punching is completed, the ejection block 18 is pushed by the discharging spring 14, the ejection block 18 drives the discharging plate 5 to enable the punch 11 to retract into the discharging plate 5, and the discharging plate 5 ejects the sheet metal material belt clamped with the punch 11 to drop so as to complete automatic discharging; the panel beating material area is carried according to the process direction, and after the base plate 25 punching press was accomplished, the base plate 25 jack-up that the punching press was accomplished to support material kicking block 23 under the effect that promotes spring 22, accomplishes the automatic discharge of base plate 25, and base plate 25 keeps the level with the panel beating material area simultaneously, and the panel beating material area is carried and is pushed away base plate 25 from supporting material kicking block 23, and base plate 25 falls along guide inclined plane 24.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a mould is used in production of communication base station base plate, includes upper die base (1), sets up die holder (8) of upper die base (1) below, sets up lower bolster (6) on die holder (8), offer blanking hole (10) that are used for base plate (25) fashioned on lower bolster (6), its characterized in that: an upper clamping plate (3) is arranged on the bottom surface of the upper die base (1), a stripper plate (5) is arranged on the bottom surface of the upper clamping plate (3), a punch (11) for blanking the sheet metal material belt is arranged on the upper clamping plate (3), and the punch (11) penetrates through the stripper plate (5);

be equipped with upper cover plate (9) on upper die base (1), it has a plurality of jacks (13) to run through on upper die base (1), and is a plurality of all insert in jack (13) and be equipped with discharge spring (14), many discharge spring (14) one end and upper cover plate (9) butt, many discharge spring (14) other end and punch holder (3) butt.

2. The mold for producing a communication base station substrate as claimed in claim 1, wherein: fixedly connected with lower bolster (7) between die holder (8) and lower bolster (6), be equipped with between upper die base (1) and punch holder (3) upper padding plate (2), be equipped with backstop board (4) between punch holder (3) and stripper (5), discharge spring (14) run through upper padding plate (2).

3. The mold for producing a communication base station substrate as claimed in claim 1, wherein: a plurality of mounting holes (12) for inserting the punch heads (11) are formed in the upper clamping plate (3) in a penetrating mode.

4. The mold for producing a communication base station substrate according to claim 2, wherein: the material guide device is characterized in that a plurality of material guide holes (15) penetrate through the lower die holder (8), the material guide holes (15) are distributed at intervals in the width direction of the lower die holder (8), the material guide holes (15) are arranged in two rows at intervals in the width direction of the lower die holder (8), each material guide hole (15) is internally provided with a material guide pin (16), and the material guide pins (16) penetrate through the lower backing plate (7) and the lower die plate (6) and extend towards the discharging plate (5).

5. The mold for producing a communication base station substrate according to claim 4, wherein: an annular guide chute (17) is formed in the guide pin (16), a material supporting floating block (23) is arranged on the lower template (6), and the top surface of the material supporting floating block (23) is flush with the inner wall of the guide pin (16).

6. The mold for producing a communication base station substrate as claimed in claim 1, wherein: the upper clamping plate (3) is vertically provided with a top block (18) in a penetrating manner, the top block (18) is provided with a plurality of corresponding discharging springs (14), two ends of each discharging spring (14) are respectively abutted against the upper cover plate (9) and the top block (18), and the top block (18) is internally provided with a plurality of connecting bolts (19) which are connected with the connecting bolts (19) in a threaded manner and a plurality of connecting bolts (19) all penetrate through the discharging plate (5).

7. The mold for producing a communication base station substrate as claimed in claim 1, wherein: run through on lower bolster (6) and have locating pin (20), locating pin (20) are provided with many along lower bolster (6) diagonal is vertical, many locating pin (20) run through die holder (8), stripper (5) and backstop board (4).

8. The mold for producing a communication base station substrate according to claim 5, wherein: lower bolster (8) are followed the terminal hole of dodging (21) that runs through of process direction, it has a plurality ofly, a plurality ofly to dodge hole (21) along the symmetrical interval arrangement of lower bolster (8) width direction central line in hole (21) all be equipped with in dodging hole (21) and promote spring (22), ask material kicking block (23) to set up in dodging hole (21), promote spring (22) length direction one end and ask material kicking block (23) butt.

9. The mold for producing a communication base station substrate as claimed in claim 1, wherein: the lower template (6) is provided with a material guide inclined plane (24) along the end of the working procedure direction, and the material guide inclined plane (24) inclines downwards.