CN218310188U - U-shaped bending and shaping mechanism - Google Patents

Abstract

The utility model discloses a U type plastic mechanism that bends, including the die holder and set up the upper die base in the die holder top, the first mounting panel of bottom fixedly connected with of upper die base, the bottom fixedly connected with second mounting panel of first mounting panel, the below of second mounting panel is equipped with first connecting plate, the bottom fixedly connected with second connecting plate of first connecting plate, two first springs of fixedly connected with between the top of first connecting plate and the bottom of second mounting panel, the bottom fixedly connected with punching press of first mounting panel subassembly of bending. The utility model discloses a synchronous drive shaping drift and two sides push away the drift and move down to cooperate two sides to push away the slider to middle extruded mode simultaneously, can buckle into U type structure with the product single, push away the setting of slider through two sides, can carry out the plastic operation to the product at the in-process of bending, do not need independent plastic operation, and can be ejecting with the product automatically when the die sinking, improve work efficiency, the personnel of being convenient for operate.

Description

U-shaped bending and shaping mechanism

Technical Field

The utility model relates to a U type plastic mechanism technical field that bends especially relates to a U type plastic mechanism that bends.

Background

In the process of processing production to mechanical parts, need bend the operation, when bending into the U-shaped, the traditional mode of bending needs the cubic just can realize that the U type is bent, and first worker station is bent, and the U type is rolled over at the second worker station, and the plastic of third worker station, the worker station is many, and work efficiency is low, and personnel's operation not convenient for can not satisfy the user demand, therefore we have provided a U type plastic mechanism of bending and have been used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a U-shaped bending and shaping mechanism.

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

the utility model provides a U type plastic mechanism of bending, including the die holder and set up the upper die base in the die holder top, the first mounting panel of bottom fixedly connected with of upper die base, the bottom fixedly connected with second mounting panel of first mounting panel, the below of second mounting panel is equipped with first connecting plate, the bottom fixedly connected with second connecting plate of first connecting plate, two first springs of fixedly connected with between the top of first connecting plate and the bottom of second mounting panel, the bottom fixedly connected with punching press of first mounting panel bends the subassembly, the accessible punching press is bent the subassembly and is bent the shaping operation, the second mounting panel, first connecting plate and second connecting plate all overlap and establish on the punching press subassembly of bending, the top fixedly connected with third mounting panel of die holder, the top fixedly connected with fourth mounting panel of third mounting panel, first through-hole has been seted up at the top of fourth mounting panel, install two sets of elasticity extrusion actuating mechanism in the first through-hole, one side that two elasticity extrusion actuating mechanism kept away from each other all extends outside the fourth mounting panel, elasticity extrusion actuating mechanism is used for shaping the product after bending, be equipped with the shaping kicking block in the first through-hole, the top of shaping kicking block has been placed the product, elasticity guiding orientation guiding mechanism, the bottom of second kicking block is equipped with the automatic kicking mechanism, the bottom of second through-hole that the shaping that the guiding mechanism extends to the shaping, the bottom that the shaping that the second that the shaping was bent.

Preferably, the punching press mechanism of bending includes that fixed connection pushes away the drift at the shaping drift and two sides of first mounting panel bottom, and the shaping drift is located between two side pushes away the drift, and second mounting panel, first connecting plate and the equal sliding sleeve of second connecting plate are established on shaping drift and two side push away the drift, and the shaping drift is used for the punching press operation of buckling.

Preferably, elastic extrusion actuating mechanism pushes away the slider including two sides that slide setting in first through-hole, two sides push away the one side top that the slider kept away from each other and all establish to the inclined plane, two sides push away the one side bottom that the drift is close to each other and all establish to the inclined cross-section, the inclined plane and the inclined cross-section looks adaptation that corresponds, equal fixedly connected with leans on the sword on the both sides inner wall of first through-hole, two lean on one side that the sword is close to each other respectively with two side push away one side movable contact that the slider kept away from each other, two lean on the setting of sword, the offside push away the effect that the drift played the direction when the side push away the drift moves down, two sides that the side push away the slider kept away from each other equal threaded fixation in one side has the T shape locating lever, one side that two T shape locating levers kept away from each other all extends to outside the fourth mounting panel, lean on the T shape locating lever that corresponds, one side inner wall that two T shape locating levers kept away from each other respectively with the both sides of fourth mounting panel between fixedly connected with the second spring movable sleeve, second spring movable sleeve is established on the T shape locating lever, the setting of second spring, can be relaxed through T shape drive side push away the extrusion force.

Preferably, elasticity guiding mechanism includes the T shape dowel steel of fixed connection in shaping floating block bottom, in the bottom extension second through-hole of T shape dowel steel, the fixed mounting has the sprue in the second through-hole, fixedly connected with third spring between the top of sprue and the bottom of T shape dowel steel, the setting of sprue plays the effect of playing the support installation to the third spring, be in compression state at the third spring, when relaxing the extrusion force, promote the product after buckling through T shape dowel steel drive shaping floating block rebound.

Preferably, two first through holes are formed in the top of the second connecting plate, and the inner walls of the first through holes are in movable contact with the outer sides of the corresponding side pushing punches.

Preferably, the bottom of the second connecting plate is provided with a first groove, the inner wall of the top of the first groove is provided with a second through hole, the bottom end of the forming punch is located in the first groove, and the outer side of the forming punch is in movable contact with the inner wall of the second through hole.

Preferably, a rectangular through hole is formed in the top of the third mounting plate, and the inner wall of the rectangular through hole is connected with the outer side of the T-shaped dowel bar in a sliding mode.

Preferably, the bottom of the forming punch is provided with an arc-shaped stamping structure, and the top of the forming floating block is provided with an arc-shaped groove matched with the arc-shaped stamping structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the upper die base, the first mounting plate, the second mounting plate, the first connecting plate, the second connecting plate and the forming punch are matched, so that a product can be bent and formed;

2. the bent product can be shaped by matching the side-push punch with the elastic extrusion driving mechanism;

3. the elastic guide mechanism is matched with the forming floating block, so that the bent and shaped product can be pushed out;

the utility model discloses a synchronous drive shaping drift and two sides push away the drift and move down to cooperate two sides to push away the slider to middle extruded mode simultaneously, can buckle into U type structure with the product single, push away the setting of slider through two sides, can carry out the plastic operation to the product at the in-process of bending, do not need independent plastic operation, and can be ejecting with the product automatically when the die sinking, improve work efficiency, the personnel of being convenient for operate.

Drawings

Fig. 1 is a schematic sectional structural view of an un-molded state of a U-shaped bending and shaping mechanism provided by the present invention;

fig. 2 is the utility model provides a U type plastic mechanism that bends's compound die post-bending state's sectional structure sketch map.

In the figure: 100. an upper die holder; 101. a lower die holder; 102. a second mounting plate; 103. a second connecting plate; 104. a first connecting plate; 105. a third mounting plate; 106. a fourth mounting plate; 1. producing a product; 2. laterally pushing the sliding block; 3. forming a floating block; 4. a T-shaped dowel bar; 5. a third spring; 6. forming a punch; 7. laterally pushing the punch; 8. leaning against a knife; 9. a second spring; 10. a first perforation; 11. a first groove; 12. a T-shaped positioning rod; 13. a first through hole; 14. a second through hole; 15. and (7) blocking.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a U-shaped bending and shaping mechanism comprises a lower die holder 101 and an upper die holder 100 arranged above the lower die holder 101, wherein the bottom of the upper die holder 100 is fixedly connected with a first mounting plate, the bottom of the first mounting plate is fixedly connected with a second mounting plate 102, a first connecting plate 104 is arranged below the second mounting plate 102, the bottom of the first connecting plate 104 is fixedly connected with a second connecting plate 103, two first springs are fixedly connected between the top of the first connecting plate 104 and the bottom of the second mounting plate 102, the bottom of the first mounting plate is fixedly connected with a stamping and bending component, the second mounting plate 102, the first connecting plate 104 and the second connecting plate 103 are all sleeved on the stamping and bending component, wherein the punching and bending mechanism comprises a forming punch 6 and two side-push punches 7 which are fixedly connected with the bottom of the first mounting plate, the forming punch 6 is positioned between the two side-push punches 7, the second mounting plate 102, the first connecting plate 104 and the second connecting plate 103 are all slidably sleeved on the forming punch 6 and the two side-push punches 7, the top of the second connecting plate 103 is provided with two first through holes 10, the inner walls of the first through holes 10 are in movable contact with the outer sides of the corresponding side pushing punches 7, the top of the first connecting plate 104 is provided with two third through holes, the inner walls of the third through holes are in movable contact with the outer sides of the corresponding side pushing punches 7, the bottom of the second connecting plate 103 is provided with a first groove 11, the inner wall of the top of the first groove 11 is provided with a second through hole, the bottom end of the forming punch 6 is positioned in the first groove 11, the outer side of the forming punch 6 is in movable contact with the inner wall of the second through hole, the top of the first connecting plate 104 is provided with a fourth through hole positioned between the two third through holes, and the inner wall of the fourth through hole is in movable contact with the outer side of the corresponding forming punch 6;

the top of the lower die holder 101 is fixedly connected with a third mounting plate 105, the top of the third mounting plate 105 is fixedly connected with a fourth mounting plate 106, the top of the fourth mounting plate 106 is provided with a first through hole 13, two groups of elastic extrusion driving mechanisms are installed in the first through hole 13, one sides of the two elastic extrusion driving mechanisms, which are far away from each other, extend out of the fourth mounting plate 106, each elastic extrusion driving mechanism comprises two side push sliding blocks 2 which are arranged in the first through hole 13 in a sliding manner, the tops of the sides, which are far away from each other, of the two side push sliding blocks 2 are both arranged into inclined planes, the bottoms of the sides, which are close to each other, of the two side push punching heads 7 are both arranged into inclined cross sections, the inclined planes are adapted to the corresponding inclined cross sections, the inner walls of the two sides of the first through hole 13 are both fixedly connected with a leaning knife 8, one sides, which are close to each other, of the two leaning knives 8 are respectively in movable contact with one sides, which are far away from each other, of the two side push sliding blocks 2, wherein, by the arrangement of the knife 8, the side pushing punch 7 has the guiding effect, one side of the two side pushing punches 7 which is far away from each other is respectively flush with one side of the two side pushing punches which is close to each other by the knife 8, one side of the two side pushing sliders 2 which is far away from each other is fixed with a T-shaped positioning rod 12 by screw threads, one side of the two side pushing sliders 2 which is far away from each other is provided with a thread groove, the outer side of the T-shaped positioning rod 12 is provided with an external thread which is connected with the corresponding external thread by screw threads, one side of the two T-shaped positioning rods 12 which is far away from each other extends to the outside of the fourth mounting plate 106, wherein, the inner walls of the two sides of the first through hole 13 are provided with positioning holes, the inner walls of the positioning holes are connected with the outer sides of the corresponding T-shaped positioning rods 12 in a sliding way, the side which is close to the knife 8 is movably sleeved on the corresponding T-shaped positioning rod 12, one side of the knife 8 is provided with a through hole, the T-shaped positioning rod 12 is positioned in the corresponding through hole and is not contacted with the inner wall of the through hole, a second spring 9 is fixedly connected between the inner wall of one side, far away from each other, of each of the two T-shaped positioning rods 12 and the two sides of the fourth mounting plate 106, and the second springs 9 are movably sleeved on the corresponding T-shaped positioning rods 12;

be equipped with shaping kicking block 3 in the first through-hole 13, wherein the bottom of shaping drift 6 is established to arc stamping structure, the arc wall of establishing with arc stamping structure looks adaptation at shaping kicking block 3's top, product 1 has been placed at shaping kicking block 3's top, bottom fixedly connected with elastic guide mechanism of shaping kicking block 3, second through-hole 14 has been seted up at the top of die holder 101, elastic guide mechanism's bottom extends to in the second through-hole 14, wherein elastic guide mechanism includes fixed connection at the T shape dowel steel 4 of 3 bottoms of shaping kicking block, the bottom of T shape dowel steel 4 extends in the second through-hole 14, wherein the rectangle perforation has been seted up at third mounting panel 105's top, the fenestrate inner wall of rectangle and the outside sliding connection of T shape dowel steel 4, fixed mounting has sprue 15 in the second through-hole 14, fixedly connected with third spring 5 between the top of sprue steel 15 and the bottom of T shape dowel steel 4, shaping kicking block 3, T shape dowel steel 4 and third spring 5 cooperate, play to the automatic ejecting effect with product 1, the two automatic ejecting effect of product when the side push-type of the side push shaping drift 7, the side push type of the slider 2 that the operation slider can be convenient for two independent push operation slider 2, the side push type product is pushed out, the side push operation slider 2, the product alone, the side push type of the operation slider 2 in the single push type of the product is not needed, the operation, the product can be improved the product, the side push type of the product 1, the side push type of the product alone, the product.

The working principle is as follows: when the device is used, a product 1 to be bent is placed at the top of a fourth mounting plate 106, the bottom of the product 1 is in movable contact with the top of a forming floating block 3, the upper die base 100 is controlled to move downwards by external drive, the upper die base 100 drives a forming punch 6 and a side pushing punch 7 to move downwards by a first mounting plate, the first mounting plate drives a corresponding second mounting plate 102 to move downwards, the second mounting plate 102 drives a first connecting plate 104 and a second connecting plate 103 to move downwards by two first springs, the forming punch 6 extrudes the product 1 to be bent while moving downwards, so that the product 1 is extruded and bent, the extruded force extrudes the forming floating block 3 downwards by the product 1, the forming floating block 3 drives a T-shaped force transfer rod 4 to move downwards, the T-shaped force transfer rod 4 compresses a third spring 5 while moving downwards, the forming punch 6 extrudes the product 1 into a first through hole 13, the side pushing punch 7 moves downwards until the product contacts with an inclined surface of a corresponding side pushing slide block 2, the side pushing punch 7 moves downwards and compresses the side pushing connecting plate 3 while the second connecting plate 103 moves towards the second mounting plate 103, when the side pushing force of the second mounting plate 102 and the second mounting plate 103 moves downwards, the second mounting plate 106, the side pushing slide block 104 and the second mounting plate 102 moves towards the second connecting plate, and the second mounting plate 103, when the side pushing slide block moves towards the side pushing slide block 104, and the second mounting plate 104, and the second mounting plate 104 moves towards the second mounting plate, the side pushing slide block 3, the second mounting plate, and the second mounting plate 104 moves downwards, completing die assembly;

after the punching and bending are completed, in the process of moving the upper die holder 100 back, the upper die holder 100 drives the side push punch 7 and the forming punch 6 to move back and reset upwards simultaneously through the first mounting plate, the side push punch 7 moves upwards and is gradually separated from the corresponding side push slider 2, at the moment, the elasticity of the second spring 9 in a compressed state drives the side push slider 2 to move back and reset through the corresponding T-shaped positioning rod 12, the forming punch 6 moves upwards and is separated from the product 1, at the moment, the elasticity of the third spring 5 in the compressed state drives the corresponding T-shaped force transmission rod 4 to move upwards and reset, the T-shaped force transmission rod 4 drives the forming floating block 3 to move upwards and reset, the forming floating block 3 automatically ejects the bent product 1 upwards from the first through hole 13, the bent product can be moved out, the forming punch 6 and the two side push punches 7 are driven to move downwards to be matched with the two side push sliders 2 to extrude towards the middle simultaneously, the product 1 can be bent into a U-shaped structure once, through the arrangement of the two side push sliders 2, the bent product 1 can be bent without independently, the shaping operation efficiency can be improved, and the shaping efficiency can be conveniently and the shaping operation of a shaping worker.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims (8)

1. A U-shaped bending and shaping mechanism comprises a lower die holder (101) and an upper die holder (100) arranged above the lower die holder (101), and is characterized in that the bottom of the upper die holder (100) is fixedly connected with a first mounting plate, the bottom of the first mounting plate is fixedly connected with a second mounting plate (102), a first connecting plate (104) is arranged below the second mounting plate (102), the bottom of the first connecting plate (104) is fixedly connected with a second connecting plate (103), two first springs are fixedly connected between the top of the first connecting plate (104) and the bottom of the second mounting plate (102), the bottom of the first mounting plate is fixedly connected with a stamping and bending assembly, the second mounting plate (102), the first connecting plate (104) and the second connecting plate (103) are sleeved on the stamping and bending assembly, the top of the lower die holder (101) is fixedly connected with a third mounting plate (105), the top of the third mounting plate (105) is fixedly connected with a fourth mounting plate (106), the top of the fourth mounting plate (106) is provided with a first through hole (13), two groups of elastic extrusion driving mechanisms are arranged in the first through hole (13), one side of the two elastic extrusion driving mechanisms are far away from the first through hole (3), and a floating block (3) is arranged in the floating forming mechanism, and a floating block (3) is arranged in the floating block (3), the top of the lower die holder (101) is provided with a second through hole (14), and the bottom end of the elastic guide mechanism extends into the second through hole (14).

2. The U-shaped bending and shaping mechanism according to claim 1, wherein the stamping and bending mechanism comprises a forming punch (6) and two side pushing punches (7) fixedly connected to the bottom of the first mounting plate, the forming punch (6) is located between the two side pushing punches (7), and the second mounting plate (102), the first connecting plate (104) and the second connecting plate (103) are slidably sleeved on the forming punch (6) and the two side pushing punches (7).

3. The U-shaped bending and shaping mechanism according to claim 2, wherein the elastic extrusion driving mechanism comprises two side pushing sliders (2) which are arranged in a first through hole (13) in a sliding mode, the tops of the sides, far away from each other, of the two side pushing sliders (2) are both inclined planes, the bottoms of the sides, close to each other, of the two side pushing punches (7) are both inclined cross sections, the inclined planes are matched with the corresponding inclined cross sections, the inner walls of the two sides of the first through hole (13) are both fixedly connected with a leaning knife (8), the sides, close to each other, of the two leaning knives (8) are respectively in movable contact with the sides, far away from each other, of the two side pushing sliders (2), T-shaped positioning rods (12) are fixed on the sides, far away from each other, of the two T-shaped positioning rods (12) extend out of the fourth mounting plate (106), the movable sleeves of the leaning knives (8) are arranged on the corresponding T-shaped positioning rods (12), the inner walls of the sides, far away from each of the two T-shaped positioning rods (12) are respectively in fixed connection with the two sides of the fourth mounting plate (106), and second springs (9) are movably arranged on the corresponding T-shaped springs (12).

4. The U-shaped bending and shaping mechanism according to claim 1, wherein the elastic guide mechanism comprises a T-shaped dowel bar (4) fixedly connected to the bottom of the forming floating block (3), the bottom of the T-shaped dowel bar (4) extends into a second through hole (14), a block (15) is fixedly installed in the second through hole (14), and a third spring (5) is fixedly connected between the top of the block (15) and the bottom of the T-shaped dowel bar (4).

5. The U-shaped bending and shaping mechanism according to claim 2, wherein two first through holes (10) are formed in the top of the second connecting plate (103), and the inner walls of the first through holes (10) are in movable contact with the outer sides of the corresponding side pushing punches (7).

6. The U-shaped bending and shaping mechanism according to claim 2, wherein a first groove (11) is formed in the bottom of the second connecting plate (103), a second through hole is formed in the inner wall of the top of the first groove (11), the bottom end of the forming punch (6) is located in the first groove (11), and the outer side of the forming punch (6) is in movable contact with the inner wall of the second through hole.

7. The U-shaped bending and shaping mechanism according to claim 4, wherein a rectangular through hole is formed in the top of the third mounting plate (105), and the inner wall of the rectangular through hole is connected with the outer side of the T-shaped dowel bar (4) in a sliding mode.

8. The U-shaped bending and shaping mechanism according to claim 2, wherein the bottom of the forming punch (6) is provided with an arc-shaped stamping structure, and the top of the forming floating block (3) is provided with an arc-shaped groove matched with the arc-shaped stamping structure.

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