CN202428677U

CN202428677U - Electromagnetic punching machine

Info

Publication number: CN202428677U
Application number: CN2011205710051U
Authority: CN
Inventors: 忻晓伟; 卢出新; 忻志伟
Original assignee: NINGBO RUNQUN MACHINERY CO Ltd
Current assignee: NINGBO RUNQUN MACHINERY CO Ltd
Priority date: 2011-12-31
Filing date: 2011-12-31
Publication date: 2012-09-12
Anticipated expiration: 2021-12-31

Abstract

The utility model discloses an electromagnetic punching machine which comprises a rack and a working table fixed onto the rack. A lower template is arranged on the table top of the working table, and an upper template is arranged above the lower template. The electromagnetic punching machine is characterized in that an upper die lifting mechanism capable of driving the upper template to ascend and descend is mounted below the table top of the working table. Compared with the prior art, the electromagnetic punching machine has the advantages that the upper die lifting mechanism is mounted below the table top of the working table, so that internal space of the rack below the working table is utilized to the utmost extent, the integral structure of the space above the working table and the punching machine can be more compact, and the electromagnetic punching machine is energy-saving, environment-friendly, safe, accurate and the like; and moreover, the lower template can be driven to translate back and forth by a lower die translation mechanism, so that an operator has no need to put both hands into dies for operation, and accordingly safety is improved greatly.

Description

A kind of electromagnetic puncher

Technical field

The utility model relates to a kind of pressing equipment, specifically is meant a kind of electromagnetic puncher, is applicable to industries such as flexible printer circuit (FPC), printed circuit, thin plate cutting, in-mold decoration (IMD), film printing.

Background technology

In field of machining, punch press is used very extensively, all adopts punch press to process usually such as punching, blanking and the moulding of miniature parts.Traditional punch press is to utilize the driven by motor flywheel to rotate, and the rotation through flywheel drives ram axle and vertically moves up and down and accomplish press work.Because stamping press is bigger during punching press, obtain bigger stamping press, the power of motor just must be enough big; And motor needs continuous operation, so just causes energy consumption of electrical machinery bigger, makes that the use cost of punch press is higher; Simultaneously, can produce more belt dust and greasy dirt in the motor non-stop run, be difficult to satisfy the purification requirement of wiring board and IMD industry; In addition, because vibration force is big in the punching course, inertia force brings considerable influence to die life and product precision by force.And hearing decline phenomenon can appear in this traditional punch press employee that noise is engaged in punch press work greatly, for a long time when also having work, especially on handling safety, also has very big problem, and the accident that disables takes place because Lian Chonger appears in punch press often to have the employee.

In view of the foregoing; The fewer and feweri use of tradition punch press; Particularly in industries such as flexible printer circuit, the cutting of PCB thin plate, IMD, film printings; Because because of factors such as die-cut precision, the depollution of environment and safety, traditional punch press re-uses hardly, but replaces with hydraulic press and electromagnetic puncher in the punching course.Hydraulic press has advantages such as pressure is steady, action is even, impulsive force is little, stop better performances, operating noise is low; Energy consumption is big, drawing velocity waits shortcoming slowly but also exist simultaneously; Especially be applied in FPC and film printing industry; Be prone to the phenomenon that burr is residual or can't cut for thin edge of materials or crooked complicated position, and entire equipment is controlled and structure is comparatively complicated, hydraulic system occurs leakage of oil easily and causes safeguarding inconvenience.And the not only die-cut speed piece of electromagnetic puncher, otch is neat, energy consumption is low; Only produce energy consumption in die-cut moment; Its actual consumption has only 1/10 of traditional punch press and hydraulic press, and does not produce dust and greasy dirt, is more suitable for using in the cleaning shop; In addition, electromagnetic puncher also has the advantage of simple in structure, easy to maintenance and working stability.Thereby electromagnetic puncher has wider application market space.It is more that the existing electromagnetic puncher of existing market generally is applied in food, paper product, electron trade; Its impulse force is all little; All will drive cope match-plate pattern do the driving mechanism of elevating movement be installed in the bench top location (at present all only with a magnetic cylinder as power; Impulse force is in 0.5-3 ton scope), this can cause the patrix installation site less and big mould can't be installed, and also makes the structure of electromagnetic puncher compact inadequately simultaneously.In addition, the lower bolster of existing electromagnetic puncher is generally not removable, and operating personnel must place both hands in the mould and operate during punch press work, leave bigger potential safety hazard.

The utility model content

The utility model technical problem to be solved is to above-mentioned prior art present situation, and a kind of compact conformation and energy-saving and environmental protection, safety, accurate electromagnetic puncher are provided.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: this electromagnetic puncher; Comprise frame and be fixed on the workbench on the frame; Said table surface is provided with lower bolster; The lower bolster top is provided with cope match-plate pattern, it is characterized in that: said table surface below is equipped with and can drives the patrix elevating mechanism that said cope match-plate pattern is done elevating movement, and the motive drive source of this patrix elevating mechanism is an electromagnet.

Further; The two ends up and down of said frame are respectively equipped with upper mounted plate and bottom plate; Between upper mounted plate and bottom plate, be provided with many guide posts doing elevating movement; Said cope match-plate pattern is connected on the guide post, said guide post through described workbench and up and down two ends be located in respectively in said upper mounted plate and the bottom plate, between said workbench and bottom plate, also be provided with one with first movable plate of said guide post Joint; Between the said bottom plate and first movable plate, be folded with described electromagnet; This electromagnet comprises upper armature and lower armature, and said lower armature is connected with bottom plate mutually, and said upper armature is connected with first movable plate mutually; On the guide post between the bottom plate and first movable plate, be arranged with the rise spring; The lower end of this rise spring is supported and is located on the said bottom plate, and the below that is located at said first movable plate is supported in the upper end of rise spring, the described patrix elevating mechanism of the common formation of this rise spring and described electromagnet, guide post and first movable plate.During punching press, electromagnet energising, upper armature moment moves down and carries out the moment adhesive with lower armature, drives down at upper armature, the downward high speed stamping of cope match-plate pattern, after punching press was accomplished, rise spring drive cope match-plate pattern upwards resetted.It is thus clear that whole punching course is compared and traditional punch press only in die-cut moment power consumption, power consumption is able to reduce significantly, and noise is low, good work environment.

Further; Described guide post is four; Vertically be divided into four corners of said upper and lower fixing plate; Also vertically be provided with four steady braces near said guide post position on the said bottom plate, said steady brace is fixed on the described workbench after being upward through described first movable plate, and described electromagnet is four and near each corresponding steady brace.After adopting four guide posts and four steady braces; The structure of whole patrix elevating mechanism is more firm; After adopting four electromagnet; More strong during the downward punching press of cope match-plate pattern, and then improve the regularity of incision of product, four rise springs that are set on four guide posts then can make the cope match-plate pattern after punching press finishes reset fast.

For the ease of the installation of mould with pull down; Described first movable plate below also is provided with second movable plate that is fixedly connected with it; Also establish a dress mould cylinder between the described bottom plate and second movable plate; The cylinder body of this dress mould cylinder is fixed on the described bottom plate, and the piston rod of dress mould cylinder is held said second movable plate downwards.In the time of need installing and pull down mould at every turn, dress mould cylinder toward a drop-down segment distance, and then drives first movable plate cope match-plate pattern and moves down, and makes upper and lower template close up the dismounting of carrying out mould.

In order to reduce the vibration force of punching course; Be provided with when the first movable plate descending stroke puts in place first hydraulic bjuffer that first movable plate is played cushioning effect between the described bottom plate and first movable plate, be provided with when the first movable plate upward stroke puts in place second hydraulic bjuffer that first movable plate is played cushioning effect between described first movable plate and the workbench.

In order in time to distribute the heat that produces in the work of electromagnet process; Effectively avoid the electromagnet superheating phenomenon; Said electromagnet has cooling ring, and the inner left and right sides of said frame is equipped with the cooling blower of air outlet towards said electromagnet, is equipped with louvre on the side cover plate of said frame.

Preferred as above-mentioned arbitrary scheme; Be equipped with on the said table surface and can drive the counterdie translation mechanism that said lower bolster work seesaws; This counterdie translation mechanism comprises translation guide rail, flat-removing air cyclinder that is fixed on the said table surface and the translation slide block that on said translation guide rail, slides; Said translation guide rail is two and is divided into the table surface both sides that said translation slide block is fixed on the bottom of said lower bolster, accordingly; Said flat-removing air cyclinder is two and is divided into the side of each corresponding translation guide rail, said two flat-removing air cyclinders drive simultaneously said lower bolster do before and after translation.Like this, under the driving of counterdie translation mechanism, translation before and after lower bolster can be done, the operator need not both hands are placed in the mould and works, and processing safety is greatly improved.In addition, respectively be provided with a parallels in that the translation guide rail is other, the pressure that the counterdie translation mechanism receives when being used for bearing punching press makes translation guide rail and translation slide block can not receive huge impact and damages.

Further; For the translation stroke of controlling lower bolster and the impact when reducing the lower bolster stroke simultaneously and putting in place; Said table surface rear side is provided with behind said lower bolster when stroke puts in place the 3rd hydraulic bjuffer that lower bolster is played cushioning effect, and said table surface front side is provided with when said lower bolster forward direction stroke puts in place the 4th hydraulic bjuffer that lower bolster is played cushioning effect.

Further, also be provided with the transport tape of front and back to transmission on the described workbench, it is inboard that this transport tape is positioned at said two translation guide rails, and a liftout cylinder is installed on the said upper mounted plate.Like this, after the product punching press finishes, earlier lower bolster is removed from the cope match-plate pattern below; The liftout cylinder turns down and makes it to drop on the transport tape from cope match-plate pattern product then; Final product falls in the frame that connects material through transport tape automatically, and needn't manually connect material, thereby effectively enhances productivity.

In order to keep watch on the machining status after the product punching press constantly, the rear end of said lower bolster is fixed with the reflex reflector lens that can make the operator see product in the cope match-plate pattern.Like this, the operator can in time find the underproof product of punching press, so that in time reject.

Compared with prior art; The advantage of the utility model is: this electromagnetic puncher is installed in the table surface below with the patrix elevating mechanism; Made full use of the frame inner space of workbench below, thereby made the overall structure of superjacent air space and punch press of workbench more compact; In addition; This punch press can also drive lower bolster through the counterdie translation mechanism and carry out the front and back translation; Like this, can lower bolster be shifted out forward during feeding, treat that again lower bolster being moved to the cope match-plate pattern below backward after material is put into carries out punching press; The operator need not both hands are placed in the mould and operates, and security is greatly improved.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment;

Fig. 2 is for removing the structural representation behind the framework lateral plate among Fig. 1;

Fig. 3 is the structural representation of the angle dorsad of Fig. 2;

Fig. 4 is the structural representation of another angle of Fig. 2;

Fig. 5 is for removing the structural representation behind lower bolster and the electromagnet cooling ring among Fig. 2;

Fig. 6 is for removing the front view behind the frame top cover among Fig. 2.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

To shown in Figure 6, the electromagnetic puncher in the present embodiment is fixed with upper mounted plate 5 in the upper end of frame 1, at upper mounted plate 5 tops punch press top cover 23 is installed like Fig. 1, and workbench 2 laterally is installed in the centre of frame 1, and bottom plate 6 is installed in the lower end of frame 1.Have between upper mounted plate 5 and bottom plate 6 that four liftables move and through the guide post 11 of workbench 2, the upper end of each guide post 11 is located in four corners of upper mounted plate 5, the lower end of each guide post 11 is located in four corners of bottom plate 6.The cope match-plate pattern 4 of electromagnetic puncher is connected on each guide post 11, and particularly, cope match-plate pattern 4 is fixed on the patrix adjustment plate 24; And patrix adjustment plate 24 is fixed on each guide post 11 through patrix adjustment nut 25; Like this, the lifting moving of guide post 11 can drive cope match-plate pattern 4 synchronously and make lifting moving, and; When needing to regulate cope match-plate pattern 4 positions, as long as regulate patrix adjustment nut 25 positions if adopt different dies.

The patrix elevating mechanism that driving cope match-plate pattern 4 is made lifting moving is installed in workbench 2 belows, can make full use of frame 1 inner space of workbench 2 belows like this, thereby make the superjacent air space of workbench 2 and the overall structure of electromagnetic puncher seem more compact.Particularly, this patrix elevating mechanism comprises parts such as electromagnet 9, guide post 11, first movable plate 8 and rise spring 10, wherein; First movable plate 8 is between workbench 2 and bottom plate 6; Guide post 11 when running through workbench 2 also through first movable plate 8 and with first movable plate, 8 Joints, folder is established electromagnet 9 between first movable plate 8 and bottom plate 6, and; Upper armature 91 in the electromagnet 9 is connected with first movable plate 8 mutually; Lower armature 92 is connected with bottom plate 6 mutually, and 10 on rise spring is set on the guide post 11 between first movable plate 8 and the bottom plate 6, and the lower end of rise spring 10 is to being located on the bottom plate 6; The below that is located at first movable plate 8 is supported in the upper end of rise spring 10; Like this, rise spring 10 just can upwards produce elastic force and impel first movable plate 8 to move up, and finally drives four guide posts 11 and move up synchronously with cope match-plate pattern 4.Its concrete course of work of this patrix elevating mechanism is: during punching press; After electromagnet 9 energisings; 91 moments of upper armature of electromagnet 9 move down and carry out the moment adhesive with lower armature 92, under upper armature 91 drives, and cope match-plate pattern 4 downward high speed stampings; After punching press was accomplished, rise spring 10 drove cope match-plate pattern 4 and upwards resets.Visible from the above-mentioned course of work, whole punching course is compared and traditional punch press only in die-cut moment power consumption, and power consumption is able to reduce significantly.More strong during for punching press, to improve the regularity of incision of product, present embodiment has adopted four electromagnet 9, and is corresponding with guide post 11, and rise spring 10 also is four, thereby the cope match-plate pattern 4 after punching press is finished can reset fast.Adopt electromagnet 9 can guarantee the working environment cleaning as drive source, no dust and oil gas are remaining, can place the cleaning shop to use, and certainly, also are not limited to electromagnet 9 these a kind of modes, can also adopt other suitable drive sources.In addition; For the structure that makes the patrix elevating mechanism more firm; Present embodiment all is equipped with a steady brace 12 longitudinally on the limit of every guide post 11, the lower end of steady brace 12 is fixed on the bottom plate 6, and the upper end of steady brace 12 is fixed on the workbench 2 after passing first movable plate 8.In the present embodiment; Below first movable plate 8, also be provided with second movable plate 81 in parallel; And this second movable plate 81 and first movable plate 8 are for being fixedly connected to keep both to move as synchronization lifting, and 91 of the upper armatures of electromagnet 9 are through this second movable plate 81 and first movable plate, 8 indirect securement.Dress mould cylinder 13 is between the bottom plate 6 and second movable plate 81, and wherein, the cylinder body of dress mould cylinder 13 is fixed on the bottom plate 6; The piston rod of dress mould cylinder 13 is held second movable plate 81 downwards; After adopting dress mould cylinder 13, when needs were installed and pulled down mould, dress mould cylinder 13 was with second movable plate, 8 past drop-down segment distances; And and then drive cope match-plate pattern 4 synchronously and move down, make to close up between cope match-plate pattern 4 and the lower bolster 3 and carry out mold attaching/detaching.In addition; In order to reduce the vibration force of punching course; Be provided with when first movable plate, 8 descending strokes put in place first hydraulic bjuffer 71 between the bottom plate 6 and first movable plate 8 to 8 cushioning effects of first movable plate; In order to make cope match-plate pattern 4 uphill process have resiliency preferably, be provided with when first movable plate, 8 upward strokes put in place second hydraulic bjuffer 72 between first movable plate 8 and the workbench 2 to 8 cushioning effects of first movable plate.

Present embodiment also is equipped with the counterdie translation mechanism on workbench 2 except adopting the patrix elevating mechanism.Particularly; This counterdie translation mechanism comprises translation guide rail 14, flat-removing air cyclinder 15 that is fixed on workbench 2 table tops and the translation slide block 16 that on translation guide rail 14, slides; Wherein, translation guide rail 14 has two and front and back to the parallel workbench 2 table top both sides that are divided into, and translation slide block 16 is fixed on lower bolster 3 bottoms; Flat-removing air cyclinder 15 also has two and be divided into the inboard of each corresponding translation guide rail 14, two flat-removing air cyclinders 15 drive simultaneously lower bolster 3 do before and after translations.In addition, in order to give lower bolster 3 better support is provided, the inboard that on workbench 2, is positioned at flat-removing air cyclinder 15 is fixed with parallels 26 respectively, and the end face of parallels 26 keeps in touch with the bottom surface of lower bolster 3 constantly, to bear the stamping press of 3 pairs of translation slide blocks 16 of lower bolster.After adopting above-mentioned counterdie translation mechanism, translation before and after lower bolster 3 can be done, the operator need not both hands are placed in the mould and works, and processing safety is greatly improved.In addition; For the translation stroke of controlling lower bolster 3 and the impact when reducing lower bolster 3 strokes simultaneously and putting in place; Workbench 2 table top rear sides are provided with when lower bolster 3 back the 3rd hydraulic bjuffer 73 to 3 cushioning effects of lower bolster when stroke puts in place, and workbench 2 table top front sides are provided with when lower bolster 3 forward direction strokes put in place the 4th hydraulic bjuffer 74 to 3 cushioning effects of lower bolster.

In order to improve the automaticity of electromagnetic puncher, workbench 2 is provided with the transport tape 17 of front and back to transmission, and this transport tape 17 is positioned at the inboard of above-mentioned two parallels 26, and liftout cylinder 18 then is installed on the upper mounted plate 5.After the product punching press finishes; Driving lower bolster 3 through the counterdie translation mechanism earlier moves forward; It is removed from cope match-plate pattern 4 belows, and liftout cylinder 18 turns down and makes it to drop on the transport tape 17 from cope match-plate pattern 4 product then, and final product falls in the frame that connects material through transport tape 17 automatically; And needn't manually connect material, thereby effectively enhance productivity.In addition; For the ease of the machining status after the punching press of supervision product; The rear end of lower bolster 3 is fixed with the reflex reflector lens 20 that can make the operator see product in the cope match-plate pattern 4; Reflex reflector lens 20 is provided with and minute surface dead ahead up obliquely, and like this, the operator can in time find whether to have in the patrix product residue from reflex reflector lens 20.Except above-mentioned transport tape 17, the control of patrix elevating mechanism and counterdie translation mechanism is also all controlled through the gauge tap on the workbench 2 19, and operation is very easy.In addition; Electromagnet 9 can produce heat in the course of the work, and in order effectively to avoid electromagnet 9 superheating phenomenons, the electromagnet 9 of present embodiment all has cooling ring 93; Be equipped with the cooling blower 21 of air outlet in the frame 1 inner left and right sides towards electromagnet 9; Side cover plate 22 in the left and right sides of frame 1 all adopts the shutter heat radiation, and like this, cooling blower 21 can in time take heat to frame 1 outside.

The above is merely the preferred implementation of the utility model; Not breaking away under the principle prerequisite of the utility model, can also make multiple improvement and modification to the utility model, such as when specifically using; Visual different product disposes various self-feedings, cutoff device, and is automatically die-cut to realize; Such as can match the quick pan filler structure of standard according to customer demand, to save mould replacing time or the like, all these all drop within the protection domain of the utility model again.

Claims

1. electromagnetic puncher; Comprise frame (1) and be fixed on the workbench (2) on the frame (1); Said workbench (2) table top is provided with lower bolster (3); Lower bolster (3) top is provided with cope match-plate pattern (4), it is characterized in that: said workbench (2) table top below is equipped with and can drives the patrix elevating mechanism that said cope match-plate pattern (4) is done elevating movement, and the motive drive source of this patrix elevating mechanism is electromagnet (9).

2. electromagnetic puncher according to claim 1; It is characterized in that: the two ends up and down of said frame (1) are respectively equipped with upper mounted plate (5) and bottom plate (6); Between upper mounted plate (5) and bottom plate (6), be provided with the many guide posts (11) that to do elevating movement; Said cope match-plate pattern (4) is connected on the guide post (11); Said guide post (11) through described workbench (2) and up and down two ends be located in respectively in said upper mounted plate (5) and the bottom plate (6); Between said workbench (2) and bottom plate (6), also be provided with one with first movable plate (8) of said guide post (11) Joint, between said bottom plate (6) and first movable plate (8), be folded with described electromagnet (9), this electromagnet (9) comprises upper armature (91) and lower armature (92); Said lower armature (92) is connected with bottom plate (6) mutually; Said upper armature (91) is connected with first movable plate (8) mutually, on the guide post (11) between bottom plate (6) and first movable plate (8), is arranged with rise spring (10), and the lower end of this rise spring (10) is supported and is located on the said bottom plate (6); The below that is located at said first movable plate (8) is supported in the upper end of rise spring (10), and this rise spring (10) constitutes described patrix elevating mechanism jointly with described electromagnet (9), guide post (11) and first movable plate (8).

3. electromagnetic puncher according to claim 2; It is characterized in that: described guide post (11) is four; Vertically be divided into four corners of said upper and lower fixing plate; Said bottom plate (6) is gone up and also vertically to be provided with four steady braces (12) near said guide post (11) position, and said steady brace (12) is fixed on the described workbench (2) after being upward through described first movable plate (8), and described electromagnet (9) is four and near each corresponding steady brace (12).

4. electromagnetic puncher according to claim 2; It is characterized in that: described first movable plate (8) below also is provided with second movable plate (81) that is fixedly connected with it; Also establish a dress mould cylinder (13) between the described bottom plate and second movable plate; The cylinder body of this dress mould cylinder is fixed on the described bottom plate (6), and the piston rod of dress mould cylinder is held said second movable plate (81) downwards.

5. electromagnetic puncher according to claim 2; It is characterized in that: be provided with first hydraulic bjuffer (71) that when descending stroke puts in place first movable plate (8) is played cushioning effect at first movable plate (8) between described bottom plate (6) and first movable plate (8), be provided with between described first movable plate (8) and the workbench (2) at first movable plate (8), second hydraulic bjuffer (72) to first movable plate (8) cushioning effect when upward stroke puts in place.

6. electromagnetic puncher according to claim 2; It is characterized in that: said electromagnet (9) has cooling ring (93); The inner left and right sides of said frame (1) is equipped with the cooling blower (21) of air outlet towards said electromagnet (9), is equipped with louvre on the side cover plate (22) of said frame (1).

7. according to any one described electromagnetic puncher in the claim 1 to 6; It is characterized in that: also be equipped with on said workbench (2) table top and can drive the counterdie translation mechanism that said lower bolster (3) work seesaws; This counterdie translation mechanism comprises translation guide rail (14), flat-removing air cyclinder (15) that is fixed on said workbench (2) table top and the translation slide block (16) that upward slides at said translation guide rail (14); Said translation guide rail (14) is two and is divided into workbench (2) table top both sides; Said translation slide block (16) is fixed on the bottom of said lower bolster (3); Accordingly, said flat-removing air cyclinder (15) is two and is divided into the side of each corresponding translation guide rail (14), said two flat-removing air cyclinders (15) drive simultaneously said lower bolster (3) do before and after translation.

8. electromagnetic puncher according to claim 7; It is characterized in that: said workbench (2) table top rear side is provided with the 3rd hydraulic bjuffer (73) that when stroke puts in place, lower bolster (3) is played cushioning effect when said lower bolster (3) back, and said workbench (2) table top front side is provided with when said lower bolster (3) forward direction stroke puts in place the 4th hydraulic bjuffer (74) to lower bolster (a 3) cushioning effect.

9. electromagnetic puncher according to claim 7; It is characterized in that: also be provided with the transport tape (17) of front and back on the described workbench (2) to transmission; This transport tape (17) is positioned at said two translation guide rail (14) inboards, and a liftout cylinder (18) is installed on the said upper mounted plate (5).

10. electromagnetic puncher according to claim 7 is characterized in that: the rear end of said lower bolster (3) is fixed with the reflex reflector lens (20) that can make the operator see the interior product of cope match-plate pattern (4).