CN220331954U - PC board pressure mould - Google Patents

Abstract

The utility model provides a PC plate profiling die which comprises a female die and a male die assembly correspondingly arranged above the female die, wherein the male die assembly sequentially comprises a male die backup plate, a male die fixing plate and a pressing plate from top to bottom, the male die fixing plate is fixed on the male die backup plate, a male die insert assembly is embedded on the male die fixing plate, the pressing plate is floatably arranged below the pressing plate through an elastic guide assembly, the elastic guide assembly comprises a plurality of guide screws and a reset spring sleeved on each guide screw, the front ends of the guide screws sequentially penetrate through the male die backup plate and the male die fixing plate and are connected into threaded holes formed in the pressing plate in a threaded mode, nuts at the upper ends of the guide screws are located in counter bores formed in the upper surface of the male die backup plate, the reset spring is located in through holes in the male die fixing plate, the upper ends of the reset springs are propped against the lower surface of the male die backup plate, and the lower ends of the reset springs are propped against the upper surface of the pressing plate. The structure is simple, the PC board can be molded conveniently, and the molding can be performed in one step, so that time and labor are saved.

Description

PC board pressure mould

Technical Field

The utility model relates to the technical field of molding, in particular to a PC board pressing die.

Background

The cross-section of PC board is L type, and it is through a horizontally flat board through the mould suppression in the processing, and specifically, the flat board before the suppression includes the main part and sets up the convex part at main part long limit one side middle part, wholly is "protruding" font promptly, and the convex part is 90 degrees contained angles with the main part after the mould suppression to it has two recesses to compress with two along its length direction in the main part. The existing die can not simultaneously complete the pressing process of two grooves on the main body and the right angle between the main body and the convex part through one procedure.

Disclosure of Invention

According to the technical problem, a PC board profiling die is provided. The PC board profiling die provided by the utility model has a simple structure, is convenient for molding an L-shaped PC board, can be molded by one-step pressing, and is time-saving and labor-saving.

The utility model adopts the following technical means:

the utility model provides a PC board die mould, includes die and corresponds the terrace die subassembly that sets up in the die top, the terrace die subassembly from the top down includes terrace die backup plate, terrace die fixed plate and pressure flitch in proper order, the terrace die fixed plate is fixed on the terrace die backup plate, inlay on the terrace die fixed plate and have terrace die insert subassembly, the pressure flitch is in through the floatable setting of elastic guide component terrace die fixed plate below, elastic guide component includes a plurality of guiding screw and cover establish the reset spring on every guiding screw, the front end of guiding screw passes in proper order the terrace die backup plate behind the terrace die fixed plate threaded connection in the screw hole on the pressure flitch, the nut of guiding screw upper end is located in the counter bore of terrace die backup plate upper surface seting up, reset spring is located the through-hole on the terrace die fixed plate, and reset spring's upper end support in the lower surface of terrace die backup plate, reset spring's lower extreme support in the upper surface of pressure flitch.

Further, the guide screws are four, and are correspondingly arranged on four corners of the material pressing plate.

Further, a plurality of guide posts are arranged between the female die and the male die assembly, the lower ends of the guide posts are fixed on the female die, the upper ends of the guide posts penetrate through the male die assembly, and through holes matched with the guide posts are formed in the male die spare plate, the male die fixing plate and the material pressing plate on the male die assembly.

Further, an annular oil storage groove is formed in the outer peripheral surface of the upper portion of the guide post.

Further, a positioning groove for positioning the PC board main body is formed in the female die, two sides of the PC board main body in the width direction and one side, far away from the convex part, of the PC board main body are positioned in the positioning groove on the female die, one side, close to the convex part, of the PC board main body is limited to the female die through two supporting nails, and the convex part on the PC board main body extends out of the positioning groove of the female die.

Further, the support nails are retractably arranged in the mounting holes of the female die, and compression springs are arranged between the support nails and the mounting holes of the female die.

Further, the male die insert assembly includes two first lugs located above the PC board body on the female die and a second lug located above the male portion of the PC board for bending the male portion.

Further, the lower terminal surface of second lug has seted up the right angle notch, and the horizontal plane of right angle notch is used for supporting the upper surface of pressing the convex part, and the vertical face of right angle notch is used for the lateral surface after the convex part is bent in the butt.

The utility model has the following advantages:

the utility model provides a PC plate profiling die which comprises a female die and a male die assembly correspondingly arranged above the female die, wherein the male die assembly sequentially comprises a male die backup plate, a male die fixing plate and a pressing plate from top to bottom, the male die fixing plate is fixed on the male die backup plate, a male die insert assembly is embedded on the male die fixing plate, the pressing plate is floatably arranged below the pressing plate through an elastic guide assembly, the elastic guide assembly comprises a plurality of guide screws and a reset spring sleeved on each guide screw, the front ends of the guide screws sequentially penetrate through the male die backup plate and the male die fixing plate and are connected into threaded holes formed in the pressing plate in a threaded mode, nuts at the upper ends of the guide screws are located in counter bores formed in the upper surface of the male die backup plate, the reset spring is located in through holes in the male die fixing plate, the upper ends of the reset springs are propped against the lower surface of the male die backup plate, and the lower ends of the reset springs are propped against the upper surface of the pressing plate. The structure is simple, the PC board can be molded conveniently, and the molding can be performed in one step, so that time and labor are saved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to the drawings without inventive effort to a person skilled in the art.

FIG. 1 is a schematic diagram of a front view structure of an embodiment of the present utility model;

FIG. 2 is a schematic side view of an embodiment of the present utility model;

FIG. 3 is a schematic top view of the female die of the present utility model;

FIG. 4 is a schematic top view of a press plate according to the present utility model;

fig. 5 is a schematic top view of the punch retainer of the present utility model;

FIG. 6 is a schematic top view of a male mold preparation of the present utility model;

fig. 7 is a schematic perspective view of a PC board after press molding according to the present utility model.

In the figure: 1. the device comprises a female die, 2 male die spare plates, 3 male die fixing plates, 4, a pressing plate, 5, a guide screw, 6, a return spring, 7, a counter bore, 8, a guide pillar, 9, an oil storage tank, 10, a support nail, 11, a first lug, 12, a second lug, 13, a right-angle notch, 14, a PC board main body, 15 and a convex part.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

The cross section of the PC board of this embodiment is L type, and its flat board before pressing includes main part and sets up the convex part 15 at main part long limit one side middle part, and is whole "protruding" font promptly, and convex part 15 is 90 degrees contained angles with the main part after the mould presses to it has two recesses to press along its length direction on the main part.

As shown in fig. 1-7, a PC board pressing mold comprises a female die 1 and a male die assembly correspondingly arranged above the female die 1, wherein the male die assembly sequentially comprises a male die backup board 2, a male die fixing board 3 and a pressing board 4 from top to bottom, the male die fixing board 3 is fixed on the male die backup board 2 through bolts, a male die insert assembly is inlaid on the male die fixing board 3, and the male die insert assembly is used for forming the PC board in one step. The pressure plate 4 is floatably arranged below the male die fixing plate 3 through an elastic guide assembly, the elastic guide assembly comprises a plurality of guide screws 5 and a reset spring 6 sleeved on each guide screw 5, the front ends of the guide screws 5 sequentially penetrate through the male die spare plate 2 and the male die fixing plate 3 and then are connected with threaded holes in the pressure plate 4 in a threaded mode, nuts at the upper ends of the guide screws 5 are located in counter holes 7 formed in the upper surface of the male die spare plate 2, the reset spring 6 is located in through holes in the male die fixing plate 3, the upper ends of the reset springs 6 are propped against the lower surface of the male die spare plate 2, and the lower ends of the reset springs 6 are propped against the upper surface of the pressure plate 4.

Specifically, in order to ensure smooth operation and processing accuracy of the die, four guide screws 5 in this embodiment are correspondingly disposed at four corners of the pressing plate 4.

It should be noted that, this embodiment simple structure, the shaping of the PC board of L type of being convenient for can once press forming, labour saving and time saving. The embodiment has high positioning precision and is convenient for compression molding by arranging the elastic guide component. When the punch assembly is not in an initial state, a plurality of protruding blocks in the punch insert assembly are all positioned in the pressing plate 4, when the punch assembly is driven by a press to press downwards, the lower surface of the pressing plate 4 is firstly abutted against a PC plate main body on the die 1 and is used for compressing and limiting the PC plate main body, when the punch assembly is continuously pressed downwards, a reset spring 6 on a guide screw 5 is used for compressing, a plurality of protruding blocks in the punch insert assembly extend out of the pressing plate 4 for pressing the PC plate, after the pressing is completed, the press drives the punch assembly to move upwards and return to the initial state, and the pressed PC plate is manually taken down from the die 1.

In order to ensure quick positioning and positioning precision when the male die assembly and the female die 1 are assembled, a plurality of guide posts 8 are arranged between the female die 1 and the male die assembly, the lower ends of the guide posts 8 are fixed on the female die 1, the upper ends of the guide posts 8 are arranged on the male die assembly in a penetrating manner, and through holes matched with the guide posts 8 are formed in the male die spare plate 2, the male die fixing plate 3 and the material pressing plate 4 on the male die assembly. Specifically, the number of the guide posts 8 is three, two guide posts 8 are located at one side of the width direction of the female die 1, the other guide post 8 is located at the other side of the width direction of the female die 1, and the three guide posts 8 are arranged in an isosceles triangle. The structure is simple and reasonable.

In order to improve the speed during die assembly and ensure smoothness, an annular oil storage groove 9 is formed in the outer peripheral surface of the upper portion of the guide post 8, lubricating grease is stored in the annular oil storage groove 9, friction between the guide post 8 and the male die assembly is reduced, and lubrication and operation accuracy are improved.

In order to facilitate positioning of the PC board main body 14 before pressing, the female die 1 of this embodiment is provided with a positioning groove for positioning a portion of the PC board main body 14, two sides of the PC board main body 14 in the width direction and one side far from the protruding portion 15 are positioned in the positioning groove on the female die 1, one side of the PC board main body 14 near the protruding portion 15 is limited to the female die 1 through two support nails 10, and the protruding portion 15 on the PC board main body 14 extends out of the positioning groove of the female die 1.

The support nail 10 of the embodiment is telescopically arranged in the mounting hole of the female die 1, and a compression spring is arranged between the support nail 10 and the mounting hole of the female die 1. The compression spring realizes the floating of the support nail 10 relative to the upper surface of the female die 1. It should be noted that, the arrangement of the support pin 10 and the compression spring of the present embodiment can improve the stability of positioning the PC board main body 14, and facilitate compression molding.

The punch insert assembly of this embodiment comprises two first lugs 11 located above the PC board body 14 on the die 1 and a second lug 12 located above the boss 15 of the PC board for bending the boss 15. The punch fixing plate 3 is provided with mounting holes for mounting the first convex blocks 11 and the second convex blocks 12, and the material pressing plate 4 is correspondingly provided with through holes for the first convex blocks 11 and the second convex blocks 12 to pass through. In order to prevent the respective projections from falling off, the first projection 11 and the second projection 12 of the present embodiment are fitted to the punch holder 3 and then fastened with a set screw.

In order to facilitate the smooth one-time bending of the convex part 15 to form 90 degrees and ensure the precision requirement after molding, the lower end surface of the second convex block 12 is provided with a right-angle notch 13, the horizontal plane of the right-angle notch 13 is used for propping against the upper surface of the convex part 15, and the vertical plane of the right-angle notch 13 is used for propping against the outer side surface of the convex part 15 after bending.

It should be noted that the detailed portions of the present utility model are not described in the prior art.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature "above," "over" and "on" a second feature may be a first feature directly above or obliquely above the second feature, or simply indicate that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

In the description of the present utility model, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (8)

1. The utility model provides a PC board die mould which characterized in that: the die comprises a female die and a male die assembly correspondingly arranged above the female die, the male die assembly sequentially comprises a male die backup plate, a male die fixing plate and a pressing plate from top to bottom, the male die fixing plate is fixed on the male die backup plate, a male die insert assembly is inlaid on the male die fixing plate, the pressing plate is floatably arranged below the male die fixing plate through an elastic guide assembly, the elastic guide assembly comprises a plurality of guide screws and a reset spring sleeved on each guide screw, the front ends of the guide screws sequentially penetrate through the male die backup plate and the male die fixing plate and are connected with threaded holes in the pressing plate in a threaded mode, nuts at the upper ends of the guide screws are located in counter bores formed in the upper surface of the male die backup plate, the reset spring is located in a through hole in the male die fixing plate, the upper end of the reset spring abuts against the lower surface of the male die backup plate, and the lower end of the reset spring abuts against the upper surface of the pressing plate.

2. The PC board compression mold of claim 1 wherein: the guide screws are four and are correspondingly arranged on four corners of the material pressing plate.

3. The PC board compression mold of claim 1 wherein: a plurality of guide posts are arranged between the female die and the male die assembly, the lower ends of the guide posts are fixed on the female die, the upper ends of the guide posts penetrate through the male die assembly, and through holes matched with the guide posts are formed in the male die spare plate, the male die fixing plate and the pressing plate on the male die assembly.

4. A PC board compression die as defined in claim 3 wherein: an annular oil storage groove is formed in the outer peripheral surface of the upper portion of each guide pillar.

5. The PC board compression mold of claim 1 wherein: the positioning groove for positioning the PC board main body is formed in the female die, two sides of the PC board main body in the width direction and one side, far away from the convex part, of the PC board main body are positioned in the positioning groove on the female die, one side, close to the convex part, of the PC board main body is limited in the positioning groove of the female die through two supporting nails, and the convex part on the PC board main body extends out of the positioning groove of the female die.

6. The PC board compression mold of claim 5 wherein: the support nails are retractably arranged in the mounting holes of the female die, and compression springs are arranged between the support nails and the mounting holes of the female die.

7. The PC board compression mold of claim 1 wherein: the male die insert assembly comprises two first protruding blocks positioned above the PC board main body on the female die and a second protruding block positioned above the protruding part of the PC board and used for bending the protruding part.

8. The PC board compression mold of claim 7 wherein: the lower terminal surface of second lug has seted up the right angle notch, and the horizontal plane of right angle notch is used for supporting the upper surface of pressing the convex part, and the vertical face of right angle notch is used for the lateral surface after the convex part is bent in the butt.