CN215467508U

CN215467508U - Bending press with open type fixed table

Info

Publication number: CN215467508U
Application number: CN202022353280.8U
Authority: CN
Inventors: 黄建华
Original assignee: Hunan Gehan Environmental Protection Technology Co ltd
Current assignee: Hunan Gehan Environmental Protection Technology Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2022-01-11
Anticipated expiration: 2030-10-21

Abstract

The utility model relates to the technical field of presses, and discloses an open type fixed station press for bending, which comprises a fixed base, wherein the top of the fixed base is fixedly provided with a pressure bearing seat, two pairs of supporting upright posts and two pairs of supporting slide bars, the two pairs of supporting upright posts are positioned on the outer sides of the two pairs of supporting slide bars, and the tops of the two pairs of supporting upright posts and the two pairs of supporting slide bars are fixedly provided with top plates. This bend and use open fixed station press, make the mould push down through the pneumatic cylinder, two bed dies will little range to the inboard slope, second spring and telescopic link will push down this moment, under the spring action of second spring, offset the overdraft, reduce the bearing capacity between the mould, thereby increase life, the wheel that rolls can upwards bounce the bed die is automatic, make it resume the normal position, do not need manual operation, through the design of the higher height of cushion, can bear the pressure that the mould transmission got off, prevent that pressure from pressing to roll on the wheel, lead to its damage.

Description

Bending press with open type fixed table

Technical Field

The utility model relates to the technical field of presses, in particular to an open type fixed table press for bending.

Background

The open type fixed station press has high precision, reliable performance and convenient operation; an automatic feeding device can be arranged to realize semi-automatic stamping operation. The cold stamping die is suitable for various cold stamping processes of shearing, blanking, punching, bending, shallow drawing and the like of plates, is widely applied to various industrial manufacturing departments, and has good rigidity and stable precision; the transmission is balanced, and the noise is low; the motion is sensitive, and the operation is safe; the lubrication is good, and the mark is clear; high automatic production efficiency and the like. Open fixed bed presses are also widely used when bending press parts. But current bend with open fixed station press when carrying out the punching press, the bed die does not cushion the punching press piece, causes the damage for last bed die, has reduced life.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the open type fixed station press for bending, which has the advantages of buffering a die during stamping and reducing the risk of die damage, and solves the problems that the lower die does not buffer the stamping part during stamping of the existing open type fixed station press for bending, the upper die and the lower die are damaged, and the service life is shortened.

The utility model provides the following technical scheme: the open type fixed station press for bending comprises a fixed base, wherein a pressure bearing seat, two pairs of supporting stand columns and two pairs of supporting slide bars are fixedly arranged at the top of the fixed base, the two pairs of supporting stand columns are positioned on the outer sides of the two pairs of supporting slide bars, a top plate is fixedly arranged at the top of the two pairs of supporting stand columns and the top of the two pairs of supporting slide bars, a hydraulic cylinder is fixedly arranged at the top of the top plate, an output end of the hydraulic cylinder is movably connected with a hydraulic rod, the bottom of the hydraulic rod is fixedly connected with a lower pressing plate, the hydraulic rod is positioned in the center of the top of the lower pressing plate, the lower pressing plate is movably sleeved with the two pairs of supporting slide bars, a connecting rod is fixedly arranged at the bottom of the lower pressing plate, an upper die is fixedly arranged at the bottom of the connecting rod, a groove is arranged at the top of the pressure bearing seat and is divided into an upper half part and a lower half part, and the left side surface and the right side surface of the upper half part of the groove are inclined, the lower half of recess is the cuboid, the central authorities fixed mounting of recess bottom has the telescopic link, the surface activity of telescopic link has cup jointed the second spring, the top fixed mounting of telescopic link has the backup pad, the left surface and the equal fixed mounting of right flank of backup pad have the wheel that rolls, the inside fixed mounting of recess has two fixed cross axles, two fixed cross axle is located the inside right side both sides of recess respectively, the both ends of fixed cross axle respectively with the front and back side fixed connection of recess, two the equal activity of surface of fixed cross axle has cup jointed the bed die, two the equal fixed mounting in top of bed die has places the board, two the equal fixed mounting in the opposite face of placing the board has first spring, two the equal fixed mounting in opposite end of first spring has fixed push pedal.

Preferably, the hydraulic rod and the connecting rod are located on the same straight line.

Preferably, the bottom surfaces of the two lower molds are inclined.

Preferably, the longitudinal section of the placing plate is L-shaped.

Preferably, the anti-skid pads are fixedly mounted on the opposite surfaces of the two fixed push plates.

Preferably, a cushion block is fixedly arranged in the center of the top of the rolling wheel.

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

1. this bend and use open fixed station press makes the mould to push down through the pneumatic cylinder, and two bed dies will be small-amplitude to the inboard slope, and second spring and telescopic link will push down this moment, under the elastic force effect of second spring, offset the overdraft, reduce the holding capacity between the mould to increase life.

2. This bend and use open fixed station press can upwards bounce the bed die automation through the wheel that rolls, makes it resume the normal position, does not need manual operation, and is very convenient.

3. This bend with open fixed station press through the design of the higher height of cushion, can bear the pressure that the mould transmitted, prevent that pressure from pressing to the wheel that rolls, lead to its damage.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is a partially enlarged schematic view of the present invention.

In the figure: 1. a fixed base; 2. a groove; 3. a pressure bearing seat; 4. a lower die; 5. placing the plate; 6. an upper die; 7. a connecting rod; 8. a lower pressing plate; 9. supporting the upright post; 10. supporting the sliding rod; 11. a hydraulic cylinder; 12. a top plate; 13. a hydraulic lever; 14. fixing the push plate; 15. a first spring; 16. fixing the cross shaft; 17. a rolling wheel; 18. a support plate; 19. a second spring; 20. a telescopic rod; 21. and a cushion block.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an open type fixed station press for bending comprises a fixed base 1, a pressure bearing base 3, two pairs of supporting upright posts 9 and two pairs of supporting slide bars 10 are fixedly installed at the top of the fixed base 1, the two pairs of supporting upright posts 9 are located at the outer sides of the two pairs of supporting slide bars 10, a top plate 12 is fixedly installed at the tops of the two pairs of supporting upright posts 9 and the two pairs of supporting slide bars 10, a hydraulic cylinder 11 is fixedly installed at the top of the top plate 12, an oil pipe, an oil cylinder and a drive are fixedly connected to one end of the hydraulic cylinder 11 and used for providing motive power to the hydraulic cylinder 11, a hydraulic rod 13 is movably connected to the output end of the hydraulic cylinder 11, a lower press plate 8 is fixedly connected to the bottom of the hydraulic rod 13, the hydraulic rod 13 is located at the center of the top of the lower press plate 8, the lower press plate 8 is movably sleeved with the two pairs of supporting slide bars 10, a connecting rod 7 is fixedly installed at the bottom of the lower press plate 8, the hydraulic rod 13 is located on the same straight line as the connecting rod 7, the downward acting force of the hydraulic rod 13 can be intensively applied to the centers of the lower pressing plate 8 and the connecting rod 7, thereby ensuring that the lower pressing plate 8 cannot incline in the downward moving process, so that the lower pressing plate can smoothly move up and down, simultaneously, the upward concentrated acting force of the connecting rod 7 is transmitted to the upper die 6 to complete punching, the bottom of the connecting rod 7 is fixedly provided with the upper die 6, the top of the pressure bearing seat 3 is provided with a groove 2, the groove 2 is divided into an upper half part and a lower half part, the left side surface and the right side surface of the upper half part of the groove 2 are inclined, the lower half part of the groove 2 is a cuboid, the center of the bottom of the groove 2 is fixedly provided with a telescopic rod 20, the outer surface of the telescopic rod 20 is movably sleeved with a second spring 19, the upper die 6 is pressed down through a hydraulic cylinder 11, the two lower dies 4 incline inwards in small amplitude, at the moment, the second spring 19 and the telescopic rod 20 are pressed downwards under the elastic action of the second spring 19, the lower pressure is counteracted, the bearing capacity between the dies is reduced, the service life is prolonged, the top of the telescopic rod 20 is fixedly provided with a support plate 18, the left side surface and the right side surface of the support plate 18 are both fixedly provided with rolling wheels 17, the lower die 4 can be automatically upspring up through the rolling wheels 17 to restore the original position, the manual operation is not needed, the operation is very convenient, the center of the top of the rolling wheels 17 is fixedly provided with a cushion block 21, the pressure transmitted by the dies can be borne through the design of higher height of the cushion block 21, the pressure is prevented from being pressed on the rolling wheels 17 to cause the damage of the rolling wheels, two fixed transverse shafts 16 are fixedly arranged in the groove 2, the two fixed transverse shafts 16 are respectively positioned at the two right sides in the groove 2, the two ends of the fixed transverse shafts 16 are respectively and fixedly connected with the front side surface and the rear side surface of the groove 2, the outer surfaces of the two fixed transverse shafts 16 are movably sleeved with the lower dies 4, the bottom surfaces of the two lower dies 4 are both in an inclined shape, when the upper die 6 moves upwards, the rolling wheel 17 at the bottom of the lower die 4 is arranged along the bottom surface of the lower die 4, so that the lower die is pushed upwards, the inclined design at the bottom surface of the lower die 4 can more smoothly complete the pushing process, the top of the two lower dies 4 is fixedly provided with the placing plate 5, the longitudinal section of the placing plate 5 is L-shaped, so that two placing plates 5 form a plane, a stamping original can be placed, the two placing plates can be fixed with the first spring 15 and the fixed push plate 14 for fixing the two placing plates 5, the two opposite surfaces of the two placing plates 5 are fixedly provided with the first spring 15, the opposite ends of the two first springs 15 are fixedly provided with the fixed push plate 14, the opposite surfaces of the two fixed push plates 14 are fixedly provided with the anti-skid pads, the installation of the anti-skid pads can enable the stamping original to be fixed between the two fixed push plates 14 more stably, and the anti-sliding is prevented.

The working principle is as follows: firstly, a raw material to be bent is placed on a plane formed by two placing plates 5, the raw material is clamped and fixed through fixing push plates 14 on two sides under the action of first springs 15 to prevent the raw material from sliding instantly under impact to cause the occurrence of stamping defective products, then a hydraulic cylinder 11 is started to enable a hydraulic rod 13 to extend, a lower pressing plate 8 slides downwards along four supporting slide rods 10, an upper die 6 stamps the raw material, at the moment, two lower dies 4 incline inwards in small amplitude, a second spring 19 and an expansion rod 20 press downwards, the pressing force is counteracted under the action of the elastic force of the second spring 19 to reduce the bearing force between the dies, as a cushion block 21 has a higher design, the pressure transmitted by the dies can be borne, the pressure is prevented from pressing a rolling wheel 17 to cause the damage of the rolling wheel, after stamping is finished, the supporting plate 18 moves upwards by the counter-elastic force of the second spring 19, therefore, the two rolling wheels 17 are respectively in sliding contact with the bottom surfaces of the two lower dies 4, the lower dies 4 are rotated along the fixed transverse shafts 16 to be restored, and then the stamping parts are taken out.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bend with open fixed station press, includes unable adjustment base (1), its characterized in that: the top fixed mounting of unable adjustment base (1) has bearing seat (3), two pairs of support post (9) and two pairs of support slide bar (10), and two pairs of support post (9) are located the outside of two pairs of support slide bar (10), and two pairs of the top fixed mounting of support post (9) and two pairs of support slide bar (10) has roof (12), the top fixed mounting of roof (12) has pneumatic cylinder (11), the output swing joint of pneumatic cylinder (11) has hydraulic stem (13), the bottom fixed connection of hydraulic stem (13) has holding down plate (8), hydraulic stem (13) are located the central authorities at holding down plate (8) top, holding down plate (8) cup joint with two pairs of support slide bar (10) activity, the bottom fixed mounting of holding down plate (8) has connecting rod (7), the bottom fixed mounting of connecting rod (7) has upper die (6), the top of bearing seat (3) is equipped with recess (2), recess (2) divide into first and lower half, the left surface and the right side of recess (2) first are personally submitted the slope form, the lower half of recess (2) is the cuboid, the central fixed mounting of recess (2) bottom has telescopic link (20), the surface activity of telescopic link (20) has been cup jointed second spring (19), the top fixed mounting of telescopic link (20) has backup pad (18), the equal fixed mounting of left surface and the right flank of backup pad (18) has rolling wheel (17), the inside fixed mounting of recess (2) has two fixed cross axle (16), two fixed cross axle (16) are located the inside right side both sides of recess (2) respectively, the both ends of fixed cross axle (16) respectively with the front and back side fixed connection of recess (2), two the equal activity of surface of fixed cross axle (16) has cup jointed bed die (4), two the equal fixed mounting in top of bed die (4) has places board (5), two the equal fixed mounting in opposite face of placing board (5) has first spring (15), two the equal fixed mounting in opposite end of first spring (15) has fixed push pedal (14).

2. The open fixed platen press for bending according to claim 1, wherein: the center lines of the hydraulic rod (13) and the connecting rod (7) are positioned on the same straight line.

3. The open fixed platen press for bending according to claim 1, wherein: the bottom surfaces of the two lower dies (4) are inclined.

4. The open fixed platen press for bending according to claim 1, wherein: the longitudinal section of the placing plate (5) is L-shaped.

5. The open fixed platen press for bending according to claim 1, wherein: and anti-skid pads are fixedly arranged on the opposite surfaces of the two fixed push plates (14).

6. The open fixed platen press for bending according to claim 1, wherein: and a cushion block (21) is fixedly arranged in the center of the top of the rolling wheel (17).