CN213052181U - Straight-arc forming tool equipment - Google Patents

Abstract

The utility model provides a straight-arc shaping construction installation equipment, including the punching press fixing base, punching press advancing device, die and terrace die, the terrace die includes the horizontal part that upper and lower an organic whole set up, model portion and reinforcing connection board, the position that is close to punching press fixing base top surface on the die is provided with a plurality of constant head tanks, it is provided with the transition piece in locating piece and other constant head tanks to have at least one constant head tank in a plurality of constant head tanks, the lateral surface of locating piece is two right angle faces, the lateral surface of transition piece is the curved surface with die surface smooth transition, be provided with many pairs of arc leaf spring along its length direction on the die, be provided with the leaf spring groove that is used for holding arc leaf spring on the die, the both ends in leaf spring groove are provided with the groove of. The utility model discloses have processing buffer function, divide mould efficiency higher to can satisfy the production requirement of multiple specification product, the utilization ratio is higher and processingquality is higher, reasonable in design, and life is longer, is fit for extensive the popularization.

Description

Straight-arc forming tool equipment

Technical Field

The utility model belongs to the technical field of panel production facility, relate to the arc, especially relate to a straight-arc shaping construction installation equipment.

Background

The equipment for bending the steel plate can be widely applied to enterprises such as iron and steel metallurgy, steel frame structures, prefabricated parts, construction and building materials, arc-shaped steel plate production and the like, units such as quality supervision centers, engineering quality inspection stations, scientific research institutions, universities and colleges and the like, and is indispensable bending equipment for cold bending various types of steel plates. For the production of arc-shaped plates, some steel plates are bent through roll shaft transmission, and some steel plates are directly formed through stamping.

At present, straight-arc forming equipment for producing arc-shaped steel plates mainly comprises a male die and a female die, wherein the male die device is of an arc-shaped structure, and the corresponding groove is also of an arc-shaped structure so as to finish cold stamping of the arc-shaped plates. Because the structure of the arc-shaped plate can be changed during stamping, and the existing equipment is directly stamped without a buffer structure, after the arc-shaped plate is generally directly stamped, the plate can be torn or broken due to sudden change of internal stress for some weaker or thinner plates, the stamping quality and the stamping success rate are influenced, the production cost is increased, and the separation efficiency of a workpiece from a model after stamping is finished is low; moreover, as the blanking part is directly and flatly placed above the female die, for producing a batch of workpieces with smaller width, the workpieces are easy to incline at the moment of just contacting the male die, so that the quality requirements of the products cannot be met, the utilization rate of equipment is not high, and the production cost is increased; secondly, all existing male dies are of solid structures, so that the male dies are large in mass and high in installation difficulty, the requirement on the strength of a pressing execution part is high, and the practicability of the male dies is still to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem that above-mentioned equipment of production arc exists, provide a reasonable in design, practicality good, have the buffer capacity, can improve production efficiency and have a straight-arc shaping construction installation equipment of higher utilization ratio.

In order to achieve the above object, the present invention adopts a technical solution that the present invention provides a straight-arc forming tooling device, comprising a stamping fixing seat, a stamping propulsion device, a female die disposed on the stamping fixing seat, and a male die disposed at a movable end of the stamping propulsion device, wherein the male die comprises a horizontal part and a model part integrally disposed from top to bottom, the model part is crescent, a plurality of reinforcing connecting plates radially perpendicular to the model part are disposed between the model part and the horizontal part, a plurality of positioning slots are disposed on the female die near a top surface of the stamping fixing seat, the plurality of positioning slots are sequentially distributed along an arc-shaped track of the male die, at least one positioning slot of the plurality of positioning slots is provided with a positioning block, and transition blocks are disposed in other positioning slots, outer side surfaces of the positioning block are two right-angle surfaces, and an outer side surface of the transition block is a curved surface smoothly, be provided with many pairs of arc leaf spring along its length direction on the die, the arc leaf spring is close to the setting of transition piece, the arc leaf spring is encircleed towards terrace die place side, the arc length direction of arc leaf spring is opposite with the arc length direction of die, be provided with the leaf spring groove that is used for holding the arc leaf spring on the die, the both ends in leaf spring groove are provided with the groove of sliding, the both sides in groove of sliding are articulated with the both sides of arc leaf spring.

Preferably, the bottom surface of the male die and the bottom surface of the female die are both provided with a plurality of release agent nozzles, and the input ends of the release agent nozzles are sequentially provided with a spray pipe, a release agent supply pump and a release agent barrel.

Preferably, a plurality of inclined connecting rods are uniformly arranged above the horizontal part, a guide ring is arranged at the top end of each connecting rod, and the guide ring is movably sleeved outside the stamping and propelling device.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. the utility model provides a straight-arc shaping tooling equipment, which adopts the arc plate spring structure to play a role in buffering, ensure the product quality and improve the efficiency of the die splitting of the arc steel plate; the device can limit the original workpiece by utilizing the positioning block and the positioning groove so as to ensure the processing quality of the product, has better adjustability, can meet the production requirements of products with various specifications, and has higher utilization rate of equipment and lower production cost; and simultaneously, the utility model discloses a alleviate the quality of terrace die, reduced the equipment fixing degree of difficulty, be favorable to prolonging the actual life of relevant component moreover, reasonable in design, simple structure are fit for extensive the popularization.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a front view of a straight-arc forming tooling device according to an embodiment;

FIG. 2 is a top view of the female mold and the stamping fixture provided in the embodiment;

FIG. 3 is an enlarged schematic view of the structure A in FIG. 1 according to an exemplary embodiment;

in the above figures, 1, a fixed seat is stamped; 2. a ram propulsion device; 3. a female die; 31. positioning a groove; 32. positioning blocks; 33. a transition block; 34. a plate spring groove; 35. a sliding groove; 4. a male die; 41. a horizontal portion; 42. a model section; 43. reinforcing the connecting plate; 5. an arc-shaped plate spring; 6. a release agent nozzle; 7. a nozzle; 8. a connecting rod; 9. and a guide ring.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" used herein refer to the same directions as the drawings, and do not limit the structure.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment, as shown in fig. 1, fig. 2 and fig. 3, the utility model provides a straight-arc forming tooling equipment, including punching press fixing base 1, punching press advancing device 2, set up die 3 on the punching press fixing base and set up terrace die 4 at the punching press advancing device expansion end. The stamping fixing seat 1 and the stamping pushing device 2 are conventional and mature technologies, and are not described herein again in this embodiment. The utility model discloses mainly improve the structure of die 3 and terrace die 4 on the two butt joint face to structure to terrace die 4 itself is improved, with practicality and the straight-arc shaping efficiency that improves whole equipment.

Specifically, the male die 4 provided by the present invention comprises a horizontal part 41 and a model part 42 integrally arranged from top to bottom, the model part 42 is crescent, and a plurality of reinforcing connecting plates 43 radially perpendicular to the model part are arranged between the model part 42 and the horizontal part 41; the position, close to the top surface of the punching fixing seat, of the female die 3 is provided with a plurality of positioning grooves 31, the plurality of positioning grooves 31 are distributed in sequence along the arc-shaped track of the male die 4, at least one positioning groove in the plurality of positioning grooves 31 is provided with a positioning block 32, transition blocks 33 are arranged in other positioning grooves, the outer side surface of the positioning block 32 is provided with two right-angle surfaces, the outer side surface of each transition block 33 is a curved surface in smooth transition with the surface of the female die, a plurality of pairs of arc-shaped plate springs 5 are arranged on the female die 3 along the length direction of the female die, the arc-shaped plate springs 5 are arranged close to the transition blocks 33, the arc-shaped plate springs 5 arch towards the side where the male die 4 is located, the arc length direction of the arc-shaped plate springs 5 is opposite to the arc length direction of the female die 3. Wherein the reinforcing connecting plate 43 may be connected to the horizontal portion 41 and the mold portion 42 by welding. The male die 4 reasonably reduces the overall quality of the male die by adopting the reinforcing connecting plate 43, the model part 42 adopts the crescent shape, the strength of the male die can be effectively ensured, the forming effect of a workpiece is not affected, the difficulty in mounting the male die 4 on the stamping propulsion device 2 is low, and the actual service life of related components is prolonged. The device adopts the structure of the arc-shaped plate spring 5, a plate in the stamping process is firstly contacted with the top end of the arc-shaped plate spring, two ends of the arc-shaped plate spring 5 gradually extend in the sliding groove 35 until the whole arc-shaped plate spring is pressed into the plate spring groove 34, the arc-shaped plate spring 5 mainly plays a buffering role in the process, the stress uniformity is good, and the plate is prevented from being torn in the stamping process; when the die is drawn, the arc plate is directly jacked up by the arc plate spring 5, the arc plate spring leaves the plate spring groove 34, and the distribution characteristics of the supporting points formed by the related arc plate springs are reasonable, so that the product, the male die and the female die have high die parting efficiency, and the production efficiency is improved. The thickness of the arc-shaped plate spring 5 is the same as the depth of the plate spring groove 34, and the surface quality of the arc-shaped plate can be sufficiently ensured.

Further, consider that the specification of arc plate is diversified, the utility model discloses specially adopt the design of locating piece 32 and constant head tank 31 to prescribe a limit to the former work piece both ends of different specifications. Wherein, locating piece 32 and transition piece 33 all can adopt the form of spot welding to connect in constant head tank 31, especially participate in connecting with seamless laminating form between the fashioned transition piece of arcwall face to avoid appearing the thin arris on the product surface, influence product quality. The positioning block 32 can be connected to any positioning groove according to the actual width of the workpiece. It should be noted that the depth of the positioning groove 31 can adopt a form of sequential increment or decrement of the jump to reduce the difficulty of splicing the transition block and improve the quality of the whole surface of the female die.

In order to improve the mould splitting efficiency of the workpiece and the female mould 3 and the male mould 4, the utility model discloses the structure of spraying the release agent to the surfaces of the male mould 3 and the female mould 4 is increased. Specifically, a plurality of release agent nozzles 6 are arranged on the bottom surface of the male die 3 and the bottom surface of the female die 4, the end parts of the release agent nozzles 6 are in smooth transition with the surface of the female die or the male die, and a spray pipe 7, a release agent supply pump and a release agent barrel are sequentially arranged at the input end of the release agent nozzles 6. In this way, the release agent sprayed from the release agent nozzle 6 can be applied along the surface of the mold just before the workpiece contacts the die or punch, thereby facilitating quick release after the completion of the processing, and the amount of the release agent used is small compared to that used by manual application.

In order to improve the stamping quality of product, the utility model provides a connecting rod 8 of a plurality of slopes evenly is provided with in horizontal part 41's top, and connecting rod 8's top is provided with guide ring 9, and guide ring 9 movable sleeve is established in the outside of punching press advancing device 2. The guide ring 9 plays a role in movable guiding outside the stamping propulsion device, and the connecting rod 8 not only plays a role in connecting the guide ring and the male die, but also can effectively avoid the turning of the male die and improve the production safety.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims (3)

1. A straight-arc forming tooling device comprises a punching fixed seat, a punching propulsion device, a female die arranged on the punching fixed seat and a male die arranged at the movable end of the punching propulsion device, and is characterized in that the male die comprises a horizontal part and a model part which are integrally arranged from top to bottom, the model part is in a crescent shape, a plurality of reinforcing connecting plates which are perpendicular to the radial direction of the model part are arranged between the model part and the horizontal part, a plurality of positioning grooves are arranged at positions on the female die, which are close to the top surface of the punching fixed seat, the positioning grooves are sequentially distributed along the arc-shaped track of the male die, at least one positioning groove in the positioning grooves is provided with a positioning block, transition blocks are arranged in other positioning grooves, the outer side surfaces of the positioning blocks are two right-angle surfaces, the outer side surfaces of the transition blocks are curved surfaces which are in smooth transition with the, the arc leaf spring is close to the setting of transition piece, the arc leaf spring is encircleed towards terrace die place side, the arc length direction of arc leaf spring is opposite with the arc length direction of die, be provided with the leaf spring groove that is used for holding the arc leaf spring on the die, the both ends in leaf spring groove are provided with the groove of sliding, the both sides in groove of sliding are articulated with the both sides of arc leaf spring.

2. The straight-arc forming tooling equipment as claimed in claim 1, wherein the bottom surface of the male die and the bottom surface of the female die are provided with a plurality of release agent nozzles, and the input ends of the release agent nozzles are provided with a spray pipe, a release agent supply pump and a release agent barrel in sequence.

3. The straight-arc forming tooling equipment as claimed in claim 2, wherein a plurality of inclined connecting rods are uniformly arranged above the horizontal part, a guide ring is arranged at the top end of each connecting rod, and the guide ring is movably sleeved outside the stamping propulsion device.

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