CN218744237U - Hydraulic sheet drawing press - Google Patents

Abstract

The utility model discloses a sheet metal drawing hydraulic press relates to punching press hydraulic press technical field for stretch into the structure of a fixed shape with the sheet metal, including first bottom plate, the equal fixed mounting in both ends has the second bottom plate about the first bottom plate, two spouts that distribute about being, two are seted up to the upper end of first bottom plate equal movable mounting has the draw runner, two in the spout the common fixed mounting in upper end of draw runner has the slide, two the draw-in groove that distributes about being is seted up to the upper end of slide, two the draw-in groove is pegged graft jointly and is had forming mechanism. The utility model discloses, through setting up ejection mechanism, need take out fashioned structure behind the sheet metal stamping forming, start two pneumatic cylinders No. two simultaneously, make two pneumatic cylinders drive two simultaneously and push away the frame and remove to the left side, make two push away the frame and drive two sets of sloping blocks rebound simultaneously, make two sets of sloping blocks drive ejector plate rebound simultaneously, the ejector plate will push away fashioned structure, it is more convenient to make the operation personnel take out.

Description

Hydraulic sheet drawing press

Technical Field

The utility model relates to a punching press hydraulic press technical field, in particular to sheet metal drawing hydraulic press.

Background

The hydraulic press for stamping is a large-scale equipment which can be used for the processes of pressing, drawing forming, bending, flanging and the like of metal plates, can be applied to the processes of drawing, bending, flanging, blanking and the like of thin plates, can also be used for the processes of correction, press fitting, grinding wheel forming, cold extrusion metal part forming, and pressing forming of plastic products and powder products, is suitable for the production requirements of cold and hot forming, punching, trimming and the like of automobile plates, has an independent power mechanism and an independent electrical system, and can be controlled by adopting a centralized control mode.

Present sheet metal hydraulic drawing press, when stretching into the structure of certain shape with the sheet metal, need place the sheet metal and carry out the punching press in the punching press, after stamping forming, need take out fashioned structure from the punching press in, and at traditional operation in-process, the placing of sheet metal and taking out of shaping structure are all accomplished by the direct manual of operation personnel, operation personnel need stretch into the hand and accomplish the taking out of placing sheet metal and shaping structure in the punching press, this has certain potential safety hazard, and taking out of shaping structure is also inconvenient. We therefore propose a hydraulic sheet drawing press.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a sheet metal hydraulic drawing press can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a sheet metal drawing hydraulic press, includes first bottom plate, the equal fixed mounting in both ends has the second bottom plate about first bottom plate, two spouts that distribute about being are seted up to the upper end of first bottom plate equal movable mounting has a draw runner, two in the spout the common fixed mounting in upper end of draw runner has the slide, the upper end of slide is seted up two draw-in grooves that distribute about being, two peg graft jointly in the draw-in groove and have forming mechanism, forming mechanism passes through the bolt fastening in the upper end of slide, be provided with ejection mechanism in the forming mechanism, two it has a set of support column to all fix the grafting on the second bottom plate, the support column sets up to two and distribute around being of every group, and two of rear side it has the mounting bracket to fix the cover jointly on the outer face of cylinder of support column, the front end middle part fixed mounting of mounting bracket has electric putter, electric putter's output transmission is connected with the installation piece, installation piece fixed mounting is in forming mechanism's rear end.

Preferably, forming mechanism includes the die holder, shaping groove and ejecting groove have been seted up at the upper end middle part of die holder, ejecting groove encloses the outside of establishing at the shaping groove, a set of guide slot No. one has all been seted up on the internal face about ejecting groove, the guide slot sets up to two and be the setting around for every group, two No. two guide slots that distribute around being are seted up to the left internal face downside in ejecting groove, two No. two the guide slot communicates with two guide slots No. one in the left side respectively.

Preferably, the upper end right part of die holder is seted up two recesses that are front and back distribution, the right-hand member of die holder is seted up two recesses that are front and back distribution, two the intercommunication groove has all been seted up in No. two recesses, intercommunication groove, recess and ejecting groove communicate in proper order, the upper end fixed mounting of die holder has the frame of enclosing, enclose the upper end edge setting of frame along the die holder, the equal fixed mounting in both ends has a set of mounting panel around the die holder, the mounting panel is provided with two and is about and distributes, the lower extreme fixed mounting of die holder has two fixture blocks that are about and distribute.

Preferably, ejection mechanism includes liftout plate and two pneumatic cylinders No. two, the equal fixed mounting in both ends has a set of guide block about the liftout plate, the guide block sets up to two and distribute around being of every group, the equal fixed mounting in lower extreme front portion and the lower extreme rear portion of liftout plate has a set of sloping block, the sloping block sets up to distribute about three and being of every group, two the connector is installed to the output screw thread of No. two pneumatic cylinders, two the equal screw thread in one end that No. two pneumatic cylinders were kept away from to the connector is installed and is pushed away the frame, and is two sets of the sloping block difference transmission is connected in the top that two pushed away the frame, constitute inclined plane transmission structure between sloping block and the frame that pushes away.

Preferably, the mounting block is fixedly mounted at the rear end of the lower die holder, the two clamping blocks are respectively clamped in the two clamping grooves, the lower end surface of the lower die holder is in contact with the upper end of the sliding plate, and the mounting plate is fixed at the upper end of the sliding plate through a bolt; the ejector plate is characterized in that the push frame is located on the bottom surface of a lower groove of the ejector groove, the second hydraulic cylinder is fixedly installed in the second groove, the guide block is movably installed in the first groove, the ejector plate is movably installed in the ejector groove and movably connected with the inner side face of the lower die holder, and the connector is located in the communicating groove.

Preferably, four the common fixed mounting in upper end of support column has the roof, the fixed pneumatic cylinder of pegging graft in upper end middle part of roof has one, the output of a pneumatic cylinder is connected with the punching press head through the ring flange transmission, the punching press head matches with the shaping groove, the right side of second bottom plate is provided with the control box, install the conveyer pipe between a pneumatic cylinder and the control box jointly, the upper end rear portion fixed mounting of first bottom plate has two stoppers that are left right side distribution.

Preferably, the rear part of the upper end of the first bottom plate is fixedly provided with two limiting blocks which are distributed left and right, and when the rear end of the lower die holder contacts with the front ends of the limiting blocks, the forming groove is positioned under the stamping head.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through setting up ejection mechanism, need take out fashioned structure behind the sheet metal stamping forming, start two pneumatic cylinders No. two simultaneously, make two pneumatic cylinders drive two push racks simultaneously and remove to the left side, make two push racks drive two sets of sloping block rebound simultaneously, make two sets of sloping blocks drive ejector plate rebound simultaneously, the ejector plate will push away fashioned structure, it is more convenient to make the operation personnel take out, and the practicality is higher.

2. The utility model discloses in, through setting up electric putter, the slide, draw runner and stopper, during the use, utilize electric putter earlier to promote forming mechanism and ejection mechanism forward, make forming mechanism drive slide and draw runner move forward to the front portion of second bottom plate, the staff puts the upper end at the liftout plate with the sheet metal afterwards, utilize electric putter to drive forming mechanism and ejection mechanism and stimulate backward, stop after the stopper is touch to the rear end of slide promptly, forming mechanism is located the punching press head under, treat that stamping forming accomplishes the back, recycle electric putter releases forming mechanism, can take out fashioned structure, receive the injury when having avoided the staff to take out, the practicality is higher.

Drawings

FIG. 1 is a schematic view of the overall structure of a hydraulic sheet drawing press according to the present invention;

FIG. 2 is a schematic view of a part of the structure of a hydraulic sheet drawing press according to the present invention;

fig. 3 is a schematic structural diagram of a forming mechanism of a hydraulic sheet drawing press according to the present invention;

fig. 4 is a schematic structural diagram of a forming mechanism of a hydraulic sheet drawing press according to the present invention;

fig. 5 is a schematic structural diagram of an ejection mechanism of the hydraulic sheet stretching press of the present invention.

In the figure: 1. a first base plate; 101. a limiting block; 2. a second base plate; 3. a chute; 4. a slide bar; 5. a slide plate; 6. a card slot; 7. a molding mechanism; 8. an ejection mechanism; 9. a support pillar; 10. a control box; 11. a mounting frame; 12. an electric push rod; 13. mounting blocks; 14. a top plate; 15. a first hydraulic cylinder; 16. punching a head; 17. a delivery pipe; 71. a lower die holder; 72. forming a groove; 73. ejecting the groove; 74. a first guide groove; 741. a second guide groove; 75. a first groove; 751. a communicating groove; 76. a second groove; 77. mounting a plate; 78. a clamping block; 79. enclosing a frame; 81. ejecting the plate; 82. a guide block; 83. a sloping block; 84. a second hydraulic cylinder; 85. a connector; 86. a pushing frame.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-5, a hydraulic sheet drawing press comprises a first base plate 1, wherein a second base plate 2 is fixedly installed at each of the left end and the right end of the first base plate 1, two sliding grooves 3 which are distributed left and right are formed in the upper end of the first base plate 1, sliding strips 4 are movably installed in the two sliding grooves 3, a sliding plate 5 is fixedly installed at the upper ends of the two sliding strips 4 together, two clamping grooves 6 which are distributed left and right are formed in the upper end of the sliding plate 5, and the clamping grooves 6 are used for fixing a forming mechanism 7 on the sliding plate 5; a forming mechanism 7 is jointly inserted in the two clamping grooves 6, the forming mechanism 7 is fixed at the upper end of the sliding plate 5 through bolts, an ejection mechanism 8 is arranged in the forming mechanism 7, a group of support columns 9 is fixedly inserted on the two second bottom plates 2, the support columns 9 are arranged into two groups and distributed in the front and back directions, an installation frame 11 is jointly and fixedly sleeved on the outer cylindrical surfaces of the two support columns 9 at the rear side, an electric push rod 12 is fixedly installed in the middle of the front end of the installation frame 11, an installation block 13 is connected to the output end of the electric push rod 12 in a transmission mode, and the installation block 13 is fixedly installed at the rear end of the forming mechanism 7; the upper ends of the four support columns 9 are fixedly provided with a top plate 14 together, the middle part of the upper end of the top plate 14 is fixedly inserted with a first hydraulic cylinder 15, and the first hydraulic cylinder 15 drives a punching head 16 to move downwards to punch the thin plate when hydraulic forming is needed; the output end of the first hydraulic cylinder 15 is connected with a stamping head 16 through a flange plate in a transmission way, and the stamping head 16 is matched with the lower die holder 71 for use by arranging the stamping head 16 and is used for stamping the thin plate into a specific shape; punching press head 16 matches with shaping groove 72, can play stamping forming's effect, the right side of right side second bottom plate 2 is provided with control box 10, install conveyer pipe 17 between pneumatic cylinder 15 and the control box 10 jointly, the upper end rear portion fixed mounting of first bottom plate 1 has two stopper 101 that are left right side distribution, when the rear end of lower die holder 71 and the front end contact of stopper 101, shaping groove 72 is located punching press head 16 under.

The forming mechanism 7 comprises a lower die holder 71, the middle part of the upper end of the lower die holder 71 is provided with a forming groove 72 and an ejection groove 73, and the forming groove 72 is used for determining the shape of the thin plate in a punch forming mode; the ejection slot 73 is arranged, so that the ejection mechanism 8 is convenient to mount; the ejection groove 73 is arranged around the outer side of the forming groove 72, a group of first guide grooves 74 are formed in the left inner wall surface and the right inner wall surface of the ejection groove 73, and the first guide grooves 74 are matched with the guide blocks 82 for use, so that the ejection plate 81 cannot deviate during ejection; the first guide grooves 74 are arranged in two groups and are arranged in a front-back manner, two second guide grooves 741 which are distributed in a front-back manner are formed in the lower side of the left inner wall surface of the ejection groove 73, the second guide grooves 741 are arranged, so that the push frame 86 can move leftwards conveniently, and when the push frame 86 moves leftwards, the left end of the push frame 86 can be inserted into the second guide grooves 741; the two second guide grooves 741 communicate with the two first guide grooves 74 on the left side, respectively.

The right part of the upper end of the lower die holder 71 is provided with two first grooves 75 which are distributed front and back, the right end of the lower die holder 71 is provided with two second grooves 76 which are distributed front and back, the two second grooves 76 are respectively provided with a communicating groove 751, and the communicating groove 751, the first grooves 75 and the ejection groove 73 are communicated in sequence, so that the extension and retraction of the output end of the second hydraulic cylinder 84 are facilitated; an enclosing frame 79 is fixedly installed at the upper end of the lower die holder 71, and a cavity formed by the enclosing frame 79 and the lower die holder 71 is used for placing a thin plate, so that the situation that the thin plate deviates during stamping can be avoided; the surrounding frame 79 is arranged along the upper end edge of the lower die holder 71, a group of mounting plates 77 are fixedly mounted at the front end and the rear end of the lower die holder 71, the two mounting plates 77 are arranged and distributed left and right, two clamping blocks 78 distributed left and right are fixedly mounted at the lower end of the lower die holder 71, when the lower die holder 71 is mounted on the sliding plate 5, the clamping blocks 78 are clamped into the clamping grooves 6, the forming mechanism 7 can be limited and fixed on the sliding plate 5, and the mounting is convenient; the mounting block 13 is fixedly mounted at the rear end of the lower die holder 71, and the electric push rod 12 pushes the mounting block 13 to move back and forth so as to drive the lower die holder 71 to move back and forth, thereby realizing the change of the back and forth position of the lower die holder 71; the two clamping blocks 78 are respectively clamped in the two clamping grooves 6, the lower end face of the lower die holder 71 is in contact with the upper end of the sliding plate 5, and the mounting plate 77 is fixed at the upper end of the sliding plate 5 through bolts, so that the lower die holder 71 and the sliding plate 5 can be conveniently connected and fixed.

The ejection mechanism 8 comprises an ejection plate 81 and two second hydraulic cylinders 84, and the second hydraulic cylinders 84 are used for pushing the push frame 86; a group of guide blocks 82 is fixedly installed at the left end and the right end of the ejector plate 81, the guide blocks 82 are arranged into two groups, the two groups are distributed front and back, a group of inclined blocks 83 are fixedly installed at the front part of the lower end and the rear part of the lower end of the ejector plate 81, the second hydraulic cylinder 84 pushes the push frame 86 through the arrangement of the inclined blocks 83 and the push frame 86, and the inclined blocks 83 are pushed upwards by the push frame 86 so as to drive the ejector plate 81 to move upwards; the inclined blocks 83 are arranged into three groups and distributed left and right, connectors 85 are arranged at the output ends of the two second hydraulic cylinders 84 in a threaded mode, and the connectors 85 are used for connecting the pushing frame 86 and the second hydraulic cylinders 84; push frames 86 are respectively installed at one ends of the two connectors 85 far away from the second hydraulic cylinder 84 in a threaded mode, the two groups of inclined blocks 83 are respectively connected above the two push frames 86 in a transmission mode, and an inclined plane transmission structure is formed between the inclined blocks 83 and the push frames 86; the pushing frame 86 is positioned on the bottom surface of the lower groove of the ejection groove 73, the second hydraulic cylinder 84 is fixedly arranged in the second groove 76, the guide block 82 is movably arranged in the first groove 75, the ejection plate 81 is movably arranged in the ejection groove 73 and is movably connected with the inner side surface of the lower die holder 71, and the connecting head 85 is positioned in the communicating groove 751; through setting up ejection mechanism 8, when needing ejecting with fashioned structure, utilize No. two pneumatic cylinders 84 to promote to push away frame 86, make to push away frame 86 and drive sloping block 83 rebound, make sloping block 83 drive ejector plate 81 rebound, ejector plate 81 can drive fashioned structure rebound, and the staff can easily take out fashioned structure, and the practicality is higher.

It should be noted that the control box 10 is a prior art in the punching technology field, and is used for controlling the first punching hydraulic cylinder 15 and the second punching hydraulic cylinder 84, and the control mode is disclosed.

It should be noted that, the utility model relates to a sheet metal drawing hydraulic press, a structure for drawing the sheet metal into a fixed shape, in use, utilize electric putter 12 to promote forming mechanism 7 and ejection mechanism 8 forward earlier, make forming mechanism 7 drive slide 5 and draw runner 4 forward move to the front portion of second bottom plate 2, the staff puts the sheet metal in the upper end of liftout plate 81 afterwards, utilize electric putter 12 to drive forming mechanism 7 and ejection mechanism 8 and stimulate backward, wait to touch stopper 101 behind slide 5 and stop, start a pneumatic cylinder 15 afterwards, make a pneumatic cylinder 15 drive punching press head 16 and move downwards, make punching press head 16 press the sheet metal to shaping inslot 72, make the sheet metal drawing shaping, reuse a pneumatic cylinder 15 to shift out punching press head 16 from shaping inslot 72, utilize electric putter 12 to push forming mechanism 7 and ejection mechanism 8 to the front side of second bottom plate 2, then, start two pneumatic cylinders 84 No. simultaneously, make two pneumatic cylinders 84 drive two pushers 86 simultaneously and move left, make two pushers 86 and ejector block 86 move upwards, the lifting efficiency of the work of the ejector plate can be improved, the drawing of patterns can make the shaping efficiency of drawing a mould be higher.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. Hydraulic sheet stretching press comprising a first base plate (1), characterized in that: the utility model discloses a forming mechanism, including first bottom plate (1), the equal fixed mounting in both ends has second bottom plate (2) about two are offered the upper end of first bottom plate (1) and is spout (3) that control the distribution, two equal movable mounting has draw runner (4), two in spout (3) the common fixed mounting in upper end of draw runner (4) has slide (5), draw-in groove (6) that two are control the distribution, two are seted up to the upper end of slide (5) peg graft jointly in draw-in groove (6) and have forming mechanism (7), forming mechanism (7) pass through the bolt fastening in the upper end of slide (5), be provided with ejection mechanism (8) in forming mechanism (7), two all fixed grafting has a set of support column (9) on second bottom plate (2), support column (9) set up to two of every group and are distribution around just, the rear side two the outer face of support column (9) is fixed the cover jointly has been connect mounting bracket (11), the front end middle part fixed mounting bracket (12) of mounting bracket (11), the output of electric putter (12) is connected with installation piece (13), the shaping end fixed mounting bracket (7) is installed at rear end.

2. A hydraulic sheet stretching machine as claimed in claim 1, wherein: forming mechanism (7) include die holder (71), shaping groove (72) and ejecting groove (73) have been seted up at the upper end middle part of die holder (71), ejecting groove (73) enclose the outside of establishing in shaping groove (72), a set of guide slot (74) has all been seted up on the internal wall face about ejecting groove (73), guide slot (74) set up to two and set up around being of every group, two No. two guide slots (741) that distribute around being are seted up to the left internal wall face downside of ejecting groove (73), two No. two guide slots (741) communicate with two guide slots (74) on the left side respectively.

3. A hydraulic sheet stretching machine as claimed in claim 2, wherein: two recess (75) that are the front and back distribution are seted up to the upper end right part of die holder (71), two No. two recess (76) that are the front and back distribution are seted up to the right-hand member of die holder (71), two intercommunication groove (751) have all been seted up in No. two recess (76), intercommunication groove (751), groove (75) and ejecting groove (73) communicate in proper order, the upper end fixed mounting of die holder (71) has a frame (79), enclose the upper end edge setting of frame (79) along die holder (71), the equal fixed mounting in both ends has a set of mounting panel (77) around die holder (71), mounting panel (77) are provided with two and are about distribution, the lower extreme fixed mounting of die holder (71) has two fixture blocks (78) that are about distribution.

4. A hydraulic sheet stretching machine as claimed in claim 3, wherein: ejecting mechanism (8) are including ejector plate (81) and No. two pneumatic cylinders (84), the equal fixed mounting in both ends has a set of guide block (82) about ejector plate (81), guide block (82) set up to two and be the front and back distribution of every group, the equal fixed mounting in lower extreme front portion and the lower extreme rear portion of ejector plate (81) has a set of sloping block (83), sloping block (83) set up to three and be about distribution of every group, two connector (85) are installed to the output screw thread of No. two pneumatic cylinders (84), two the equal threaded mounting in one end that No. two pneumatic cylinders (84) were kept away from in connector (85) pushes away frame (86), and is two sets of sloping block (83) transmission connection respectively pushes away the top of frame (86), constitute inclined plane transmission structure between sloping block (83) and push frame (86).

5. A hydraulic sheet stretching machine, according to claim 4, characterized in that: the mounting block (13) is fixedly mounted at the rear end of the lower die holder (71), the two clamping blocks (78) are respectively clamped in the two clamping grooves (6), the lower end surface of the lower die holder (71) is in contact with the upper end of the sliding plate (5), and the mounting plate (77) is fixed at the upper end of the sliding plate (5) through bolts; push away frame (86) and be located the lower tank bottom surface of ejecting groove (73), no. two pneumatic cylinder (84) fixed mounting are in No. two recess (76), guide block (82) movable mounting is in recess (75) No. one, ejector plate (81) movable mounting is in ejecting groove (73), with the medial surface swing joint of die holder (71), connector (85) are located intercommunication groove (751).

6. A hydraulic sheet drawing machine according to claim 5, characterised in that: four the common fixed mounting in upper end of support column (9) has roof (14), the fixed grafting in upper end middle part of roof (14) has pneumatic cylinder (15) No. one, the output of pneumatic cylinder (15) is connected with punching press head (16) through the ring flange transmission, punching press head (16) and shaping groove (72) match, the right side of second bottom plate (2) is provided with control box (10), install conveyer pipe (17) between pneumatic cylinder (15) and control box (10) jointly.

7. A hydraulic sheet drawing machine according to claim 6, characterised in that: two limiting blocks (101) which are distributed leftwards and rightwards are fixedly installed at the rear part of the upper end of the first base plate (1), and when the rear end of the lower die holder (71) is in contact with the front ends of the limiting blocks (101), the forming groove (72) is located under the stamping head (16).

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