CN210253822U

CN210253822U - Signal panel forming die

Info

Publication number: CN210253822U
Application number: CN201921188482.2U
Authority: CN
Inventors: 何潇
Original assignee: Chongqing Mingtian Machinery Co ltd
Current assignee: Chongqing Mingtian Machinery Co ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-04-07
Anticipated expiration: 2029-07-26

Abstract

The utility model provides a signal panel forming die belongs to mechanical technical field. It has solved the problem that current signal disc forming die shaping efficiency is low, the precision is low. This signal disc forming die, including the cope match-plate pattern, the lower bolster, go up the die backing plate, an upper fixed die plate, the lower die backing plate, the lower die plate, guide pillar and pressure flitch, be fixed with terrace die one on the last die backing plate, terrace die two, terrace die three and terrace die four, be fixed with the spacing guide pillar that passes in proper order on the last die backing plate with the cope match-plate pattern, be equipped with the blanking hole one that sets up relatively with terrace die one on the lower die plate, the blanking hole two that sets up relatively with terrace die two, the blanking hole three that sets up relatively with terrace die three and the blanking hole four that sets up relatively with terrace die four, be equipped with in the blanking hole four and be used for the ejecting structure of. The utility model has the advantages of the shaping is efficient, the shaping precision is high.

Description

Signal panel forming die

Technical Field

The utility model belongs to the technical field of machinery, a signal panel forming die is related to.

Background

The signal panel is equivalent to a switch for controlling an engine, the design and the accurate Control of the phase angle of the signal panel play a vital role in the coordinated operation of each air cylinder of the engine, the signal panel provides a signal for a rotating speed sensor, the rotating speed sensor transmits the signal to an ECU (Electronic Control Unit, also called a traveling computer or a vehicle-mounted computer), and the ECU receives the signal and controls the oil injection and the ignition of the engine. For example, the chinese patent discloses a gear processing mold of an automobile engine ignition signal panel [ publication No. CN207043158U ], which includes a fixing plate on which an upper mold composed of a long punch and a short punch and a lower mold in the shape of a circular groove are welded; the columnar surface enclosed by the arch surfaces of the long punch and the short punch faces the inside of the fixing plate and is welded at the position, close to the outer circumference, of the cylindrical fixing plate in a circumferential arrangement manner; the long punches are alternately arranged, one long punch is welded every two short punches, and only one arched punch is welded between the two short punches; the diameter of the upper die stripper plate is smaller than that of the fixed plate; the upper die stripper plate is provided with a discharge hole; the lower die is provided with a lower die discharging plate on the circular groove; the middle of the lower die stripper plate is provided with a round hole with the same diameter and length as the round groove.

Foretell mold processing can be to the peripheral tooth one shot forming of signal disc, but the hole on the unable shaping signal disc, consequently need divide twice or many times respectively in a plurality of moulds to the signal disc shaping, the shaping inefficiency, shaping precision can't guarantee.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided an efficient signal disc forming die of shaping.

The purpose of the utility model can be realized by the following technical proposal:

the signal disc forming die is characterized in that a first male die for punching peripheral holes positioned at a first station, a second male die for punching peripheral holes positioned at a second station, a third male die for punching middle holes and a fourth male die for punching teeth positioned at a third station are fixed on the upper die backing plate, the lower ends of the first male die, the second male die, the third male die and the fourth male die sequentially penetrate through the upper die fixing plate and the pressure plate, and a limiting guide pillar sequentially penetrating through the upper die backing plate and the upper die plate is fixed on the upper die fixing plate, the lower die fixing plate is provided with a first blanking hole arranged opposite to the first male die, a second blanking hole arranged opposite to the second male die, a third blanking hole arranged opposite to the third male die and a fourth blanking hole arranged opposite to the fourth male die, and an ejection structure used for ejecting a finished product upwards is arranged in the fourth blanking hole.

The upper die base plate is fixed on the upper die plate, the limiting fixing plate can be prevented from falling downwards under the action of the limiting guide pillar, and a spring is arranged between the upper die base plate and the upper die fixing plate. The upper die plate moves up and down to drive the upper die base plate to move up and down, so that the male dies are driven to move up and down. When the upper die plate moves upwards to the highest point, the pressure plate moves to the highest point, the plate is placed on the lower die fixing plate and is positioned at the first station, the upper die plate moves downwards, the upper die fixing plate is pushed under the pushing action of the spring, the upper die fixing plate pushes the pressure plate to enable the pressure plate to be firstly contacted with the plate and tightly press the plate, the upper die plate continues to descend to drive each male die to move downwards, at the moment, part of holes on the excircle of the signal disc are punched by the first male die, and waste materials fall into corresponding blanking holes; after the first station finishes punching, the upper template moves upwards, the plate is moved forwards to a second station, the lower template descends, punching processing is carried out on the plate at the second station, and another part of punched holes on the excircle of the signal panel and a through hole in the middle are formed; and then, machining the teeth at the third station to punch and form the signal panel.

In the signal panel forming die, the lower die fixing plate is provided with a first positioning hole located at the first station, a second positioning hole located at the second station and a third positioning hole located at the third station, positioning columns are arranged in the second positioning hole and the third positioning hole, a fifth male die penetrating through the upper die fixing plate and the material pressing plate is fixed on the upper die base plate, and the fifth male die is arranged corresponding to the positioning holes.

When the plate is at the first station, the plate positioning hole is punched on the plate by the fifth male die, and when the plate positioning hole moves to the second station and the third station, the plate positioning hole is positioned by the positioning columns positioned in the second positioning hole and the third positioning hole respectively, so that the machining precision can be effectively ensured.

In the signal disc forming die, a first insert is arranged at the second station of the pressure plate, a second insert is arranged at the third station of the pressure plate, the second male die and the third male die are arranged in the first insert in a penetrating manner, and the fourth male die is arranged in the second insert in a penetrating manner; the lower die fixing plate is provided with a third insert block at a second station, a fourth insert block at a third station, the blanking hole II and the blanking hole III are arranged in the third insert block, and the blanking hole IV is arranged in the fourth insert block. The first insert and the second insert are detachably fixed on the pressure plate, and the third insert and the fourth insert are detachably fixed on the lower die fixing plate, so that the processing is convenient, the damaged part is convenient to replace, and the cost is saved. The lower die plate is internally provided with a material collecting groove, the lower die base plate is provided with feeding holes for communicating the material collecting groove with the blanking holes, and waste materials falling into the blanking holes are uniformly recycled after falling into the material collecting groove through the feeding holes.

In the signal panel forming die, the ejection structure comprises a first stripper plate arranged in the fourth blanking hole and a first ejector rod penetrating through the lower die plate and the lower die base plate, and the upper end of the first ejector rod is abutted against the first stripper plate. The sum of the thickness of the signal panel and the thickness of the first stripper plate is less than the depth of the fourth blanking hole. After the signal panel drops from the plate, the signal panel is jacked up through the ejector rod I and the stripper plate I, and the signal panel is taken out manually or automatically.

In the signal panel forming die, the blanking hole III is internally provided with the material returning plate II and the ejector rod II penetrating the lower die plate and the lower die base plate, and the upper end of the ejector rod II is abutted against the material returning plate II. And after the hole in the middle of the signal panel is formed, the punched waste is jacked up under the action of the second ejector rod and the second stripper plate and is manually or automatically removed.

In the signal panel forming die, the four guide posts are respectively positioned at four corners of the upper die plate, the upper ends of the guide posts are fixed on the upper die plate, the lower die plate is provided with guide sleeves matched with the guide posts, the four guide posts are sleeved with guide plates, the pressure plate is fixed on the guide plates, the guide posts are provided with limiting flanges positioned below the guide plates, and when the pressure plate is tightly pressed on the plate, the upper surfaces of the limiting flanges are lower than the lower surfaces of the guide plates. After the upper die plate moves upwards for a certain distance, the arranged limiting flange can drive the guide plate to move upwards, so that the pressure plate moves upwards.

In the signal panel forming die, two guide wheels I which are respectively located at two sides of the plate are arranged at the inlet end of the upper die plate, and two guide wheels II which are respectively located at two sides of the plate are arranged at the outlet end of the upper die plate. The middle parts of the first guide wheel and the second guide wheel are provided with annular grooves which can be used for limiting and guiding the plate, so that the feeding precision is improved.

In the signal panel forming die, the upper template is provided with the pier stud I, and the lower template is provided with the pier stud II which corresponds to the pier stud I. The first pier columns are four and are evenly distributed on the upper template, and the second pier columns are also four and are arranged corresponding to the pier columns. The first pier column and the second pier column can limit the downward pressing limit position of the upper template, and prevent the male dies and the inserts from being damaged by pressing.

Compared with the prior art, this signal disc forming die has following advantage:

the signal panel is formed on the same die in a step-by-step stamping mode, so that the forming efficiency can be effectively improved; the plate is accurately positioned by the aid of the first positioning hole, the second positioning hole, the third positioning hole and the positioning columns, and accuracy of the signal panel after forming is improved.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.

Fig. 2 is another schematic structural diagram of the preferred embodiment of the present invention.

Fig. 3 is a cross-sectional view of a preferred embodiment of the present invention.

Fig. 4 is a bottom view of the material pressing plate provided by the present invention.

Fig. 5 is a plan view of the lower mold fixing plate according to the present invention.

Fig. 6 is a cross-sectional view of the positioning column.

Fig. 7 is a top view of the signal panel provided by the present invention.

In the figure, 1, an upper template; 2. a lower template; 3. an upper die base plate; 4. an upper die fixing plate; 5. a lower die base plate; 6. a lower die fixing plate; 7. a guide post; 8. a material pressing plate; 9. a first male die; 10. a male die II; 11. a third male die; 12. a fourth male die; 13. a limiting guide post; 14. a blanking hole I; 15. a blanking hole II; 16. a first positioning hole; 17. a second positioning hole; 18. positioning holes III; 19. a positioning column; 20. a fifth terrace die; 21. a first insert; 22. a second insert; 23. a third insert; 24. a fourth insert; 25. a material returning plate I; 26. a first ejector rod; 27. a material returning plate II; 28. a second ejector rod; 29. a guide plate; 30. a limiting flange; 31. a first guide wheel; 32. a second guide wheel; 33. a pier stud I; 34. a pier stud II; a. a plate member; b. a signal panel; b1, peripheral holes; b2, middle hole; b3, teeth.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

The signal disc b shown in fig. 7 is provided with a plurality of peripheral holes b1, a middle hole b2 with a diameter larger than that of the peripheral hole b1 is arranged in the middle of the signal disc b, and teeth b3 are arranged on the outer side of the signal disc b. The forming die forms part of the peripheral holes b1 on the signal panel b at the first station, forms the residual peripheral holes b1 and the residual middle holes b2 on the signal panel b at the second station, and forms the teeth b3 at the third station.

The signal panel forming die shown in fig. 1 and 2 comprises an upper die plate 1 and a lower die plate 2, as shown in fig. 3, an upper die base plate 3 is arranged on the lower portion of the upper die plate 1, an upper die fixing plate 4 is arranged on the lower portion of the upper die base plate 3, a lower die base plate 5 is arranged on the upper portion of the lower die plate 2, a lower die fixing plate 6 is arranged on the upper portion of the lower die base plate 5, guide posts 7 are arranged between the upper die plate 1 and the lower die plate 2, the guide posts 7 are four and are respectively located at four corners of the upper die plate 1, the upper end of each guide post 7 is fixed on the upper die plate 1, a guide sleeve matched with each guide post 7 is arranged on the lower die plate 2, guide plates 29 are sleeved on the four guide posts 7, pressure plates 8 are fixed on the guide plates 29, limiting flanges 30 located below the guide plates 29 are arranged on the guide posts. After the upper die plate 1 moves upwards for a certain distance, the arranged limiting flange 30 can drive the guide plate 29 to move upwards, so that the pressure plate 8 moves upwards.

As shown in fig. 3 and 4, a first punch 9 for punching a peripheral hole b1 at a first station, a second punch 10 for punching a peripheral hole b1 at a second station, a third punch 11 for punching a middle hole b2 and a fourth punch 12 for punching a tooth b3 at a third station are fixed on the upper die plate 3, the lower ends of the first punch 9, the second punch 10, the third punch 11 and the fourth punch 12 sequentially penetrate through the upper die fixing plate 4 and the pressure plate 8, as shown in fig. 3, a limit guide post 13 which sequentially passes through the upper die base plate 3 and the upper die plate 1 is fixed on the upper die fixing plate 4, as shown in fig. 5, the lower die fixing plate 6 is provided with a first blanking hole 14 arranged opposite to the first punch 9, a second blanking hole 15 arranged opposite to the second punch 10, a third blanking hole arranged opposite to the third punch 11, and a fourth blanking hole arranged opposite to the fourth punch 12, and an ejection structure for ejecting a finished product upwards is arranged in the fourth blanking hole.

The upper die base plate 3 is fixed on the upper die plate 1, the limiting fixing plate can be prevented from falling downwards under the action of the limiting guide pillar 13, and a spring is arranged between the upper die base plate 3 and the upper die fixing plate 4. The upper die plate 1 moves up and down to drive the upper die base plate 3 to move up and down, thereby driving the male dies to move up and down. When the upper die plate 1 moves upwards to the highest point, the pressure plate 8 moves to the highest point, the plate a is placed on the lower die fixing plate 6 and is located at the first station, the upper die plate 1 moves downwards, the upper die fixing plate 4 is pushed under the pushing action of the spring, the upper die fixing plate 4 pushes the pressure plate 8 to enable the pressure plate 8 to contact with the plate a and press the plate a, the upper die plate 1 continues to descend to drive the convex dies to move downwards, the first convex die 9 punches out partial holes in the excircle of the signal disc b, and waste materials fall into corresponding blanking holes; after the first station finishes punching, the upper template 1 moves upwards, the plate a is moved forwards to a second station, the lower template 2 descends, punching processing is carried out on the plate a at the second station, and another part of punched holes on the excircle of the signal panel b and a through hole in the middle are formed; the machining of the tooth b3 at the third station is then carried out to punch-form the signal panel b.

As shown in fig. 5, a first positioning hole 16 located at the first station, a second positioning hole 17 located at the second station, and a third positioning hole 18 located at the third station are provided on the lower die fixing plate 6, as shown in fig. 6, positioning pillars 19 are provided in the second positioning hole 17 and the third positioning hole 18, a fifth male die 20 penetrating through the upper die fixing plate 4 and the material pressing plate 8 is fixed on the upper die cushion plate 3, and the fifth male die 20 is provided corresponding to the first positioning hole 16. When the plate a is at the first station, the punch five 20 punches a positioning hole of the plate a on the plate a, and when the positioning hole of the plate a moves to the second station and the third station, the positioning holes are positioned by the positioning columns 19 positioned in the positioning holes two 17 and three 18 respectively, so that the processing precision can be effectively ensured.

As shown in fig. 4, the first insert 21 is arranged at the second station of the pressure plate 8, the second insert 22 is arranged at the third station of the pressure plate, the second punch 10 and the third punch 11 are arranged in the first insert 21, and the fourth punch 12 is arranged in the second insert 22; as shown in fig. 5, a third insert 23 is arranged at the second station, a fourth insert 24 is arranged at the third station, the second blanking hole 15 and the third blanking hole are arranged in the third insert 23, and the fourth blanking hole is arranged in the fourth insert 24 on the lower die fixing plate 6. The first insert 21 and the second insert 22 are detachably fixed on the pressure plate 8, and the third insert 23 and the fourth insert 24 are detachably fixed on the lower die fixing plate 6, so that the processing is convenient, and the damaged part is convenient to replace, thereby saving the cost. The lower die plate 2 is internally provided with a material collecting groove, the lower die base plate 5 is provided with a feeding hole for communicating the material collecting groove with each blanking hole, and waste materials falling into the blanking holes are uniformly recycled after falling into the material collecting groove through the feeding hole.

As shown in fig. 3, the ejection structure includes a material returning plate one 25 disposed in the material dropping hole four and a first ejector rod 26 disposed in the lower die plate 2 and the lower die backing plate 5 in a penetrating manner, and an upper end of the first ejector rod 26 abuts against the material returning plate one 25. The sum of the thickness of the signal panel b and the thickness of the stripper plate I25 is less than the depth of the blanking hole II. And when the signal panel b falls off from the plate a, the signal panel b is jacked up through the jacking rod I26 and the stripper plate I25, and the signal panel b is manually or automatically taken out.

As shown in fig. 3, a material returning plate II 27 and a second ejector rod 28 penetrating the lower die plate 2 and the lower die backing plate 5 are arranged in the blanking hole III, and the upper end of the second ejector rod 28 abuts against the material returning plate II 27. And after the hole in the middle of the signal panel b is formed, the punched waste is jacked up under the action of the second ejector rod 28 and the second stripper plate 27 and is manually or automatically removed.

As shown in fig. 1, two guide wheels 31 respectively located at two sides of the plate a are provided at the inlet end of the upper die plate 1, and as shown in fig. 2, two guide wheels 32 respectively located at two sides of the plate a are provided at the outlet end of the upper die plate 1. The middle parts of the first guide wheel 31 and the second guide wheel 32 are provided with annular grooves which can be used for limiting and guiding the plate a, so that the feeding precision is improved.

As shown in fig. 1 and 2, a first pier column 33 is arranged on the upper template 1, and a second pier column 34 corresponding to the first pier column 33 is arranged on the lower template 2. The first pier columns 33 are four and are evenly distributed on the upper template 1, and the second pier columns 34 are also four and are arranged corresponding to the first pier columns 33. The first pier column 33 and the second pier column 34 can limit the downward pressing limit position of the upper template 1, and prevent each male die and each insert from being crushed.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A signal panel forming die comprises an upper die plate (1) and a lower die plate (2), wherein an upper die base plate (3) is arranged at the lower part of the upper die plate (1), an upper die fixing plate (4) is arranged at the lower part of the upper die base plate (3), a lower die base plate (5) is arranged at the upper part of the lower die plate (2), a lower die fixing plate (6) is arranged at the upper part of the lower die base plate (5), a guide pillar (7) is arranged between the upper die plate (1) and the lower die plate (2), a material pressing plate (8) positioned below the upper die fixing plate (4) is sleeved on the guide pillar (7), and the signal panel forming die is characterized in that a first male die (9) positioned at a first station and used for punching peripheral holes, a second male die (10) positioned at a second station and used for punching peripheral holes, a third male die (11) positioned at a middle hole and a fourth male die (12) positioned at, the lower ends of the first male die (9), the second male die (10), the third male die (11) and the fourth male die (12) sequentially penetrate through the upper die fixing plate (4) and the pressure plate (8), a limiting guide pillar (13) sequentially penetrating through the upper die base plate (3) and the upper die plate (1) is fixed on the upper die fixing plate (4), a blanking hole I (14) opposite to the first male die (9), a blanking hole II (15) opposite to the second male die (10), a blanking hole III opposite to the third male die (11) and a blanking hole IV opposite to the fourth male die (12) are formed in the lower die fixing plate (6), and an ejection structure used for ejecting a finished product upwards is arranged in the blanking hole IV.

2. The signal panel forming die according to claim 1, wherein a first positioning hole (16) located at a first station, a second positioning hole (17) located at a second station and a third positioning hole (18) located at a third station are formed in the lower die fixing plate (6), positioning columns (19) are arranged in the second positioning hole (17) and the third positioning hole (18), a fifth punch (20) penetrating through the upper die fixing plate (4) and the material pressing plate (8) is fixed on the upper die base plate (3), and the fifth punch (20) is arranged corresponding to the first positioning hole (16).

3. The signal panel forming die according to claim 1, wherein the pressure plate (8) is provided with a first insert (21) at the second station and a second insert (22) at the third station, the second punch (10) and the third punch (11) are arranged in the first insert (21), and the fourth punch (12) is arranged in the second insert (22); and a third insert (23) is arranged on the lower die fixing plate (6) at the second station, a fourth insert (24) is arranged at the third station, the second blanking hole (15) and the third blanking hole are arranged in the third insert (23), and the fourth blanking hole is arranged in the fourth insert (24).

4. The signal panel forming die according to claim 1, wherein the ejection structure comprises a first stripper plate (25) arranged in the fourth blanking hole and a first ejector rod (26) arranged in the lower die plate (2) and the lower die backing plate (5) in a penetrating manner, and the upper end of the first ejector rod (26) abuts against the first stripper plate (25).

5. The signal panel forming die according to claim 1, wherein a material returning plate II (27) and a second ejector rod (28) penetrating through the lower die plate (2) and the lower die backing plate (5) are arranged in the blanking hole III, and the upper end of the second ejector rod (28) abuts against the material returning plate II (27).

6. The signal panel forming die of claim 1, wherein the number of the guide posts (7) is four, and the guide posts are respectively located at four corners of the upper die plate (1), the upper ends of the guide posts (7) are fixed on the upper die plate (1), the lower die plate (2) is provided with guide sleeves matched with the guide posts (7), the four guide posts (7) are sleeved with guide plates (29), the pressure plate (8) is fixed on the guide plates (29), the guide posts (7) are provided with limiting flanges (30) located below the guide plates (29), and when the pressure plate (8) is pressed on the plate (a), the upper surfaces of the limiting flanges (30) are lower than the lower surfaces of the guide plates (29).

7. The signal panel forming die according to claim 1, wherein the upper die plate (1) is provided with two first guide wheels (31) at the inlet end and two second guide wheels (32) at the outlet end, wherein the two first guide wheels are respectively positioned at two sides of the plate (a).

8. The signal panel forming die according to claim 1, wherein a first pier stud (33) is arranged on the upper die plate (1), and a second pier stud (34) corresponding to the first pier stud (33) is arranged on the lower die plate (2).