CN217551003U

CN217551003U - Mould exhaust apparatus and molding press

Info

Publication number: CN217551003U
Application number: CN202221473309.9U
Authority: CN
Inventors: 陈祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-10-11
Anticipated expiration: 2032-06-13

Abstract

The utility model relates to the technical field of die processing, in particular to a die exhaust device and a die press, which comprises an upper die base and a lower die base which are mutually matched; at least one group of upper air through grooves are formed in the upper die base; the air outlet end of the upper air through groove is formed in the inner surface of the upper die holder, and the air inlet end is arranged on the outer surface of the upper die holder and connected with the first air supply port; at least one group of lower air through grooves are formed in the lower die base; the air outlet end of the lower air through groove is arranged on the inner surface of the lower die base, and the air inlet end is arranged on the outer surface of the lower die base and connected with the second air supply port. The utility model provides a mould exhaust apparatus, which is provided with an upper air through groove and a lower air through groove in an upper die base and a lower die base, realizes the functions of demoulding, residue removal and picking up auxiliary workpieces after stamping by introducing air into the mould exhaust apparatus, and effectively avoids the damage to the workpieces; the structure is simple, the assembly is convenient, and the die pressing machine can be widely applied to various die pressing machines.

Description

Mould exhaust apparatus and molding press

Technical Field

The utility model relates to a moulding-die processing technology field, in particular to mould exhaust apparatus and moulding press.

Background

In the field of mechanical manufacturing, a workpiece is often required to be molded and pressed by using a die-pressing device, however, the conventional die processing process often has the following problems: 1. after the material is stamped, the material cannot be easily demoulded; 2. after the materials are punched, redundant residues can be adhered to the die, the die needs to be cleaned manually, time and labor are wasted, and production efficiency is low.

In order to solve the problems, the conventional stamping die adopts a mode of ejecting an ejector pin to perform demoulding when demoulding, and the ejector pin has high hardness, so that the surface of a workpiece is easily damaged when demoulding, the yield of the workpiece is low, and the production cost is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the demoulding of the mould is not easy in the prior art, the utility model provides a mould exhaust device, which comprises an upper mould base and a lower mould base which are mutually matched; at least one group of upper air through grooves are formed in the upper die base, and each upper air through groove is provided with at least one air outlet end and at least one air inlet end; the air outlet end of the upper air through groove is formed in the inner surface of the upper die base; the air inlet end of the upper air through groove is arranged on the outer surface of the upper die holder and is connected with the first air supply port;

at least one group of lower air through grooves are formed in the lower die base, and each lower air through groove is provided with at least one air outlet end and at least one air inlet end; the air outlet end of the lower air through groove is arranged on the inner surface of the lower die base; the air inlet end of the lower air through groove is arranged on the outer surface of the lower die base and is connected with the second air supply port.

In one embodiment, the upper air through groove and the lower air through groove are respectively provided with two air outlet ends and one air inlet end, and the two air outlet ends and the two air inlet ends are communicated with each other.

In one embodiment, the first air supply port is connected with an external air pipe through an air valve to supply air.

In one embodiment, the device further comprises a picking device arranged above the lower die base, and the picking device is used for taking the workpiece out of the lower die base.

In one embodiment, the second gas supply port is connected with a lower gas pipe; the picking device is provided with an upper air pipe corresponding to the lower air pipe in position, and the upper air pipe is connected with an external air pipe through an air valve; when the picking device descends to the position of the lower die holder to suck the workpiece, the upper air pipe is communicated with the lower air pipe, air enters from the external air pipe through the upper air pipe, and is pumped to the inner surface of the lower die holder through the lower air pipe and the lower air through groove to enable the workpiece to be separated from the station of the lower die holder and sucked by the picking device.

In one embodiment, the picking device comprises a translation mechanism erected on the frame, a lifting mechanism moving along with the translation mechanism, and a sucker assembly arranged on the lifting mechanism and used for sucking a processed workpiece and moving the workpiece out through the translation mechanism and the lifting mechanism.

In one embodiment, the device further comprises a pressing device, wherein the pressing device is detachably connected with the upper die base and drives the upper die base to move towards the lower die base so as to perform die-forming on the workpiece.

In one embodiment, the pressing device comprises a mounting frame connected with the upper die base, a plurality of guide columns vertically arranged above the mounting frame and a punching mechanism, wherein the guide columns penetrate through the machine frame and are vertically and slidably connected with the machine frame so as to assist the punching mechanism to move up and down.

In one embodiment, the device further comprises a transfer device, wherein the transfer device is detachably connected with the lower die base and drives the lower die base to move towards the pressing device and the picking device so as to complete the punch forming of the workpiece and the picking and discharging.

The utility model also provides a molding press adopts as above a mould exhaust apparatus.

Based on the above, compared with the prior art, the utility model provides a mold exhaust device is that the upper die base and the lower die base are provided with the upper air through groove and the lower air through groove, and the functions of demolding, removing residues and assisting the workpiece to be picked up after stamping are realized by the way of introducing air to the upper air through groove and the lower air through groove, so that the workpiece is effectively prevented from being damaged; the structure is simple, the assembly is convenient, and the device can be widely applied to various pressing devices.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described 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 creative efforts; in the following description, the drawings are illustrated in a schematic view, and the drawings are not intended to limit the present invention.

Fig. 1 is a sectional view of a mold venting device provided by the present invention;

FIG. 2 is a side view of the picking apparatus and the lower mold;

FIG. 3 is a perspective view of the pickup device;

fig. 4 is a perspective view of the hold-down device.

Reference numerals:

100 upper die holder 200 lower die holder 110 upper air through groove

210 lower air through groove 111 air outlet end 112 air inlet end

120 first air supply port 220 second air supply port 300 pickup device

230 lower air pipe 340 upper air pipe 310 translation mechanism

320 lifting mechanism 330 suction cup assembly 400 pressing device

410 mounting bracket 420 guide post 430 punching mechanism

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention; the technical features designed in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that all terms (including technical terms and scientific terms) used in the present invention have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs, and cannot be construed as limiting the present invention; it will be further understood that terms used herein should be interpreted as having a meaning that is consistent with their meaning in the context of this specification and the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

Referring to fig. 1, the present invention provides a mold exhaust apparatus, which includes an upper mold base 100 and a lower mold base 200 that are adapted to each other; at least one group of upper air through grooves 110 are formed in the upper die holder 100, and each upper air through groove 110 is provided with at least one air outlet end 111 and at least one air inlet end 112; the air outlet end 111 of the upper air through groove 110 is arranged on the inner surface of the upper die holder 100; the air inlet end 112 of the upper air through groove 110 is arranged on the outer surface of the upper die holder 100 and is connected with the first air supply port 120;

at least one group of lower air through grooves 210 are formed in the lower die base 200, and each lower air through groove 210 is provided with at least one air outlet end 111 and at least one air inlet end 112; the air outlet end 111 of the lower air through groove 210 is arranged on the inner surface of the lower die base 200; the air inlet end 112 of the lower air through groove 210 is arranged on the outer surface of the lower die holder 200 and is connected with the second air supply port 220.

The working principle is as follows: on one hand, when the upper die holder 100 is to be separated from the lower die holder 200 after the workpiece is subjected to die pressing, the upper air through groove 110 is enabled to be easily separated from the workpiece under the action of pressure of air ventilation of the first air supply port 120, so that the workpiece is prevented from being taken away by the upper die holder 100; in addition, due to the ventilation effect, residues on the inner surface of the upper die holder 100 can be blown away, and the problem that the yield of workpieces is influenced by the residues of the next pressing die is avoided. On the other hand, after the workpiece is subjected to die-casting, when the workpiece is to be separated from the lower die base 200 to be transferred to the next station, the lower die base 200 is relatively easily separated from the workpiece under the action of the pressure of the air supplied from the second air supply port 220 through the lower air through groove 210, so that the workpiece is prevented from being attached to the lower die base 200 and being difficult to separate; in addition, due to the ventilation effect, residues on the inner surface of the lower die base 200 can be blown away, and the problem that the yield of workpieces is influenced by the residues in the next pressing die is avoided.

The first air supply port 120 and the second air supply port 220 may be connected to the same external air pipe for air supply or may be connected to different external air pipes for air supply.

Of course, the lower die holder 200 can also ensure that the workpiece is prevented from being taken away by the upper die holder 100 when the upper die holder 100 is to be separated from the lower die holder 200 by performing vacuum negative pressure on the lower air through groove 210.

It should be noted that the inner surfaces of the upper and

lower die holders

100 and 200 are defined as surfaces inside of the two when they are clamped together, and the outer surfaces are defined as surfaces other than the inner surfaces.

It should be further noted that the number of the upper and lower air through

grooves

110 and 210 and the number of the

air outlet ends

111 and 112 may be set according to the material and shape of the actual mold and workpiece, and are not limited herein. The shape and the structure of the upper die holder 100 and the lower die holder 200 are set according to the actual workpiece requirements, and are not limited to the structural style shown in the drawings, and are not limited herein.

Preferably, the upper air through groove 110 and the lower air through groove 210 respectively have two air outlet ends 111 and one air inlet end 112, and the two air outlet ends 111 and the air inlet end 112 are communicated with each other.

Preferably, the first air supply port 120 is connected to an external air pipe through an air valve to supply air.

Preferably, the device further comprises a picking device 300 arranged above the lower die holder 200, wherein the picking device 300 is used for taking the workpiece out of the lower die holder 200. Specifically, the picking device 300 may employ a multi-axis robot, a linkage mechanism, a multi-axis linear module, or the like to pick up the workpiece.

Preferably, as shown in fig. 2, a lower air pipe 230 is connected to the second air supply port 220; an upper air pipe 340 corresponding to the lower air pipe 230 is arranged on the pickup device 300, and the upper air pipe 340 is connected with an external air pipe through an air valve; when the picking device 300 descends to the position of the lower die holder 200 to suck the workpiece, the upper air pipe 340 is communicated with the lower air pipe 230, air enters from the external air pipe through the upper air pipe 340, and is pumped to the inner surface of the lower die holder 200 through the lower air pipe 230 and the lower air through groove 210, so that the workpiece is separated from the station of the lower die holder 200 and is sucked by the picking device 300. So set up, can make lower bolster 200 only just can ventilate when picking up, need not to cooperate the ventilation time point of lower bolster 200 through other controls for the structure is simpler, and the cost is lower.

Preferably, as shown in fig. 3, the picking apparatus 300 includes a translation mechanism 310 mounted on the frame, a lifting mechanism 320 moving along with the translation mechanism 310, and a suction cup assembly 330 disposed on the lifting mechanism 320, wherein the suction cup assembly 330 is used for sucking the processed workpiece and removing the workpiece through the translation mechanism 310 and the lifting mechanism 320.

In particular, the translation mechanism 310 may be formed by, but not limited to, two parallel linear modules; its elevating system 320 sets up between two sets of linear modules, and it adopts but not limited to cylinder or the mode of motor cooperation link to drive sucking disc subassembly 330 and goes up and down, sucking disc subassembly 330 includes a plurality of groups sucking discs, specifically sets up according to the actual demand, can effectively absorb the work piece. Of course, the chuck assembly 330 may be replaced by other mechanical gas grippers, linkage manipulators, etc. to pick up the workpiece.

Preferably, the device further comprises a pressing device 400, wherein the pressing device 400 is detachably connected with the upper die holder 100 and drives the upper die holder 100 to move towards the lower die holder 200 so as to perform die-forming on the workpiece.

Preferably, as shown in fig. 4, the pressing device 400 includes a mounting bracket 410 connected to the upper die base 100, a plurality of guide posts 420 vertically disposed above the mounting bracket 410, and a punching mechanism 430, wherein the guide posts 420 penetrate through the frame and are vertically slidably connected to the frame for assisting the punching mechanism 430 in lifting and lowering.

The punching mechanism 430 can be, but not limited to, a hydraulic cylinder assembly or a cylinder assembly to achieve rapid reciprocating motion so as to ensure that the upper die holder 100 and the lower die holder 200 are matched to form a workpiece. In order to ensure the stability of the pressing, the present embodiment ensures that the mounting frame 410 drives the upper die base 100 to stably lift and press by providing the guide pillar 420 capable of sliding vertically.

Preferably, the stamping device further comprises a transfer device, wherein the transfer device is detachably connected with the lower die holder 200 and drives the lower die holder 200 to move towards the pressing device 400 and the picking device 300 so as to complete stamping forming, picking and discharging of the workpiece.

The transfer device can adopt a multi-station disc transfer device, a conveyor belt transfer device, a multi-station translation device and other structures to realize the movement of the lower die holder 200.

The utility model also provides a molding press adopts a mould exhaust apparatus as above.

Specifically, the molding press can be provided with corresponding accessories according to actual working requirements, for example, a feeding device, a discharging device and other operating facilities are additionally arranged to form an automatic or semi-automatic production line, and the molding press can be widely applied to compression molding equipment in various fields.

In summary, compared with the prior art, the mold exhaust device provided by the utility model is provided with the upper air through groove and the lower air through groove on the upper mold base and the lower mold base, and realizes the functions of demolding, removing residues and assisting the workpiece to be picked up after stamping in a mode of introducing air to the upper air through groove and the lower air through groove, thereby effectively avoiding the workpiece from being damaged; the structure is simple, the assembly is convenient, and the device can be widely applied to various pressing devices.

In addition, it will be appreciated by those skilled in the art that although a number of problems exist in the prior art, each embodiment or solution of the present invention may be improved in one or more respects, without necessarily simultaneously solving all the technical problems listed in the prior art or in the background. It will be understood by those skilled in the art that nothing in a claim should be taken as a limitation on that claim.

Although terms such as upper die holder, lower die holder, upper plenum, lower plenum, air outlet end, air inlet end, first air supply port, second air supply port, pickup device, lower air duct, upper air duct, translation mechanism, lift mechanism, suction cup assembly, hold down device, mounting bracket, guide post, stamping mechanism, etc. are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention; the terms "first," "second," and the like in the description and in the claims, and in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a mould exhaust apparatus which characterized in that: comprises an upper die holder and a lower die holder which are mutually matched; at least one group of upper air through grooves are formed in the upper die base, and each upper air through groove is provided with at least one air outlet end and at least one air inlet end; the air outlet end of the upper air through groove is formed in the inner surface of the upper die base; the air inlet end of the upper air through groove is arranged on the outer surface of the upper die holder and is connected with the first air supply port;

at least one group of lower air through grooves are formed in the lower die base, and each lower air through groove is provided with at least one air outlet end and at least one air inlet end; the air outlet end of the lower air through groove is arranged on the inner surface of the lower die base; and the air inlet end of the lower air through groove is arranged on the outer surface of the lower die holder and is connected with the second air supply port.

2. The mold venting device of claim 1, wherein: the upper air through groove and the lower air through groove are respectively provided with two air outlet ends and an air inlet end, and the two air outlet ends are communicated with the air inlet end.

3. The mold venting device of claim 1, wherein: the first air supply port is connected with an external air pipe through an air valve to supply air.

4. The mold venting device of claim 1, wherein: the workpiece picking device is arranged above the lower die holder and used for taking the workpiece out of the lower die holder.

5. The mold venting device of claim 4, wherein: the second air supply port is connected with a lower air pipe; the picking device is provided with an upper air pipe corresponding to the lower air pipe in position, and the upper air pipe is connected with an external air pipe through an air valve; when the picking device descends to the position of the lower die holder to suck the workpiece, the upper air pipe is communicated with the lower air pipe, air enters from the external air pipe through the upper air pipe, and is pumped to the inner surface of the lower die holder through the lower air pipe and the lower air through groove to promote the workpiece to be separated from the station of the lower die holder and to be sucked by the picking device.

6. The mold venting device of claim 4, wherein: the picking device comprises a translation mechanism erected on the frame, a lifting mechanism moving along with the translation mechanism and a sucker assembly arranged on the lifting mechanism, wherein the sucker assembly is used for sucking a machined workpiece and moving the workpiece out through the translation mechanism and the lifting mechanism.

7. The mold venting device of claim 1, wherein: the pressing device is detachably connected with the upper die base and drives the upper die base to move towards the lower die base so as to perform die-pressing forming on the workpiece.

8. The mold venting device of claim 7, wherein: the pressing device comprises an installation frame connected with the upper die base, a plurality of guide posts vertically arranged above the installation frame and a punching mechanism, and the guide posts penetrate through the rack and are vertically and slidably connected with the rack so as to assist the punching mechanism to move up and down.

9. The mold venting device of claim 1, wherein: the transfer device is detachably connected with the lower die holder and drives the lower die holder to move towards the downward pressing device and the picking device so as to complete the punch forming of the workpiece and the picking and discharging.

10. A molding press, characterized in that: use of a mould venting device as claimed in any one of claims 1 to 9.