CN218660624U

CN218660624U - Roll over arm retooling device

Info

Publication number: CN218660624U
Application number: CN202223143755.6U
Authority: CN
Inventors: 卞彪; 尤志金; 孙铁
Original assignee: Wuxi Pengda Haizhuo Intelligent Equipment Co ltd
Current assignee: Wuxi Pengda Haizhuo Intelligent Equipment Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-03-21
Anticipated expiration: 2032-11-25

Abstract

The utility model relates to a roll over arm retooling device, be in including hydraulic press frame, setting the underbeam and the setting of hydraulic press frame near-end are in the layer board mechanism of underbeam distal end, layer board mechanism includes public bottom plate, connecting piece, public bottom plate and underbeam sliding connection, the underbeam near-end sets up the push-and-pull jar, the output and the public bottom plate of push-and-pull jar are close to pull out direction one end and set up the connecting piece, the underbeam is close to pull out direction one end and still sets up and rolls over the arm, drives public bottom plate edge through the push-and-pull connecting piece roll over the arm surface and move into or shift out the hydraulic press, and this retooling device can the quick replacement mould, alleviates operating personnel working strength, reduces equipment space demand, makes things convenient for peripheral equipment to use.

Description

Roll over arm retooling device

Technical Field

The utility model belongs to the technical field of hydraulic press retooling equipment technique and specifically relates to a roll over arm retooling device.

Background

The mould height of traditional little tonnage large-table hydraulic press is lower, make things convenient for operating personnel's unloading of going up, the table surface of hydraulic press is generally 600-800mm apart from the ground height, the retooling mode adopts fork truck, manual retooling guide rail (hydraulic spring guide rail, mechanical spring guide rail) or shift table, the mould needs adjustment many times just can be put to the hydraulic press center, peripheral corollary equipment also needs to shift correspondingly, because the mould is relatively poor with the positioning accuracy of hydraulic press, the parameter of going up unloading robot is reset and is adjusted, hydraulic press retooling efficiency is lower, the mould location is relatively poor, whole equipment area is great, and the use of peripheral corollary equipment is influenced.

Therefore, it is necessary to design a device which can be used for quickly replacing the die of the hydraulic press and occupies small space, and the production efficiency is improved.

The Chinese utility model patent with the reference number of CN203155853U discloses an oil cylinder driven bidirectional rapid die changing device on a rubber bag hydraulic press, which comprises a lower cross beam of the hydraulic press and a movable die changing trolley, wherein guide rails are respectively arranged on two sides of the lower cross beam of the hydraulic press, and guide rail grooves are processed on the guide rails and the lower cross beam of the hydraulic press for the movement of the die changing trolley; the movable die changing trolley is provided with two guide rails which are respectively arranged on two sides, the bottom end of the movable die changing trolley is rotatably provided with a roller, the movable die changing trolley moves on a guide rail groove through the roller, and a belleville spring is arranged above the roller and abuts against the roller; and oil cylinder fixing frames are respectively arranged on two sides of the lower cross beam of the hydraulic machine, a driving oil cylinder is mounted on the oil cylinder fixing frames, and a piston rod of the driving oil cylinder is hinged with the movable die changing trolley through a horizontal L-shaped frame. The two-mobile die changing trolley can realize the simultaneous use of two dies, and the driving oil cylinder is used for driving the movement rapidly, so that the working time is shortened, the die changing time is shortened, and the working efficiency is improved. The technical scheme has the defects that the occupied area of the equipment is large, and the die changing device cannot meet the use requirement of large load.

SUMMERY OF THE UTILITY MODEL

To the shortcoming of the above-mentioned prior art, the utility model aims at providing a roll over arm retooling device can be used to hydraulic press mould's quick replacement, improves work efficiency and does not occupy too many spatial position simultaneously.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

an knuckle die change device, comprising:

the hydraulic press comprises a hydraulic press frame, a lower beam arranged at the near end of the hydraulic press frame and a supporting plate mechanism arranged at the far end of the lower beam, wherein the supporting plate mechanism comprises a public bottom plate and a connecting piece, the public bottom plate is connected with the lower beam in a sliding mode, a push-pull cylinder is arranged at the near end of the lower beam, the connecting piece is arranged at the output end of the push-pull cylinder and one end, close to the pull-out direction, of the public bottom plate, a folding arm is further arranged at one end, close to the pull-out direction, of the lower beam, and the public bottom plate is driven to move into or out of the hydraulic press along the surface of the folding arm through the push-pull connecting piece.

Further, a wear-resistant bottom plate is arranged between the common bottom plate and the lower beam.

Furthermore, the folding arm comprises a fixed guide rail, a folding arm guide rail and a rotating shaft.

Furthermore, one end of the fixed guide rail is connected with the lower beam, and the other end of the fixed guide rail is connected with the folding arm guide rail through the rotating shaft.

Furthermore, jack supports are respectively arranged at the near ends of the fixed guide rail and the folding arm guide rail.

Furthermore, the jack comprises a fixed jack and a hand-operated jack, and the fixed jack is arranged at the near end of the fixed guide rail.

Furthermore, a T-shaped groove is formed in the surface of the lower beam.

Further, the lower beam surface is provided with a first positioning pin, and the lower beam is used for limiting the common bottom plate to move along the guide rail direction.

Furthermore, a second positioning pin is arranged on the common bottom plate and used for positioning the die.

Furthermore, the far ends of the lower beams are positioned at two sides of the public bottom plate and are respectively provided with a guide plate.

Furthermore, the wear-resistant bottom plate is made of self-lubricating wear-resistant materials.

Compared with the prior art, the utility model discloses a beneficial technological effect as follows:

(1) When the mould changing device needs mould changing, the folding arm guide rail is unfolded, and the hand-operated lifting jack supports the external guide rail; the push-pull cylinder at the lower part starts to push the connector, and the connector is jointly moved out of the common bottom plate to the outside of the hydraulic machine; a second positioning pin is designed on the common bottom plate, and after the new die falls down, the die and the common bottom plate are quickly positioned; the push-pull cylinder moves the public bottom plate into the hydraulic press, a rear positioning pin on a lower beam is impacted for limiting, a guide plate is arranged in the left-right direction of the public bottom plate for guiding, and the die is quickly placed in the center of the hydraulic press; the hand-operated jack supports and retracts, and the folding arm guide rail rotates to the original position. Compared with the existing die change mode, the die change speed is accelerated, the working intensity of operators is reduced, and therefore the working efficiency of die change is improved.

(2) Furthermore, the folding arm guide rail is adopted, when the folding arm guide rail is not used, the hand-operated jack contracts, and the folding arm guide rail is rotated through the rotating shaft. On the basis of ensuring enough guide rail stroke, the space requirement is reduced, and the use of peripheral corollary equipment is not influenced.

(3) Furthermore, guide plates are arranged on two sides of the public bottom plate and are in sliding connection, and the guide plates are designed into multiple sections on each side, so that materials are saved, and the stability of the public bottom plate in the moving process is ensured.

Drawings

Fig. 1 shows a schematic front view structure diagram of a folded arm die-changing device provided by an embodiment of the present invention.

Fig. 2 shows an enlarged view of the folding arm mold changing device provided by the first embodiment of the present invention at a.

Fig. 3 shows a schematic side view of a folded arm die-changing device according to an embodiment of the present invention.

Fig. 4 shows a schematic top view structure diagram of a folding arm die changing device according to an embodiment of the present invention.

Fig. 5 is a schematic top view showing a state of unfolding a folding arm guide rail in a folding arm die-changing device according to an embodiment of the present invention.

Fig. 6 is a schematic top view showing a state where a common base plate in the knuckle mold changing device is moved out of the hydraulic press according to an embodiment of the present invention.

Fig. 7 is a schematic side view showing a state where a common base plate in the knuckle mold changing device is moved out of the hydraulic machine according to an embodiment of the present invention.

In the drawings, the reference numbers:

1. a hydraulic press frame; 2. a lower beam; 3. a pallet mechanism; 301. a common backplane; 302. a connecting member; 303. a wear-resistant base plate; 4. fixing a jack; 5. a hand-operated jack; 6. folding the arm; 601. fixing the guide rail; 602. a folding arm guide rail; 603. a rotating shaft; 7. a T-shaped groove; 8. a push-pull cylinder; 9. a first locating pin; 10. a second positioning pin; 11. a guide plate.

Detailed Description

To make the objects, features and advantages of the present invention more comprehensible, please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limitation of the implementation of the present invention, so that the present invention does not have the essential significance in the technology, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention.

In the description of the present invention, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like are defined to indicate an orientation or positional relationship based on that shown in the drawings, merely to facilitate the description of the present invention and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In order to describe the structure of the folding arm die changing device more clearly, the present invention defines terms "far end" and "near end", specifically, "far end" refers to the end far away from the ground, and "near end" refers to the end close to the ground, taking fig. 1 as an example, the lower end of the hydraulic machine frame 1 in fig. 1 is the near end, and the upper end of the hydraulic machine frame 1 in fig. 1 is the far end.

Example one

Referring to fig. 1, 2, 3, 4, 5 and 6, a folding arm die-changing device comprises a hydraulic machine frame 1, a lower beam 2 arranged at the near end of the hydraulic machine frame 1 and a supporting plate mechanism 3 arranged at the far end of the lower beam 2, wherein the supporting plate mechanism 3 comprises a common bottom plate 301 and a connecting piece 302, the common bottom plate 301 is connected with the lower beam 2 in a sliding manner, a push-pull cylinder 8 is arranged at the near end of the lower beam 2, the connecting piece 302 is arranged at the output end of the push-pull cylinder 8 and one end of the common bottom plate 301 close to the pulling direction, a folding arm 6 is further arranged at one end of the lower beam 2 close to the pulling direction, and the common bottom plate 301 is driven by the push-pull connecting piece 302 to move into or out of the hydraulic machine along the surface of the folding arm 6.

Note that the stroke of the push-pull cylinder 8 needs to be large enough to ensure that the common base plate 301 can be moved completely over the knuckle arm 6.

The specific structure of the common base plate 301 and the folding arms 6 is described below as follows:

referring to fig. 2, further, a wear-resistant bottom plate 303 is arranged between the common bottom plate 301 and the lower beam 2. Preferably, the wear-resistant bottom plate 303 is made of a self-lubricating wear-resistant material, so that the maintenance time is shortened, the size is small, the service life is long, and the load capacity is high.

Referring to fig. 3, further, the folding arm 6 includes a fixed guide 601, a folding arm guide 602, and a rotating shaft 603, where one end of the fixed guide 601 is connected to the lower beam 2, and the other end is connected to the folding arm guide 602 through the rotating shaft 603.

Referring to fig. 3, further, the near ends of the fixed guide rail 601 and the folding arm guide rail 602 are respectively provided with a jack support, specifically, the jack includes a fixed jack 4 and a hand jack 5, the fixed jack 4 is disposed at the near end of the fixed guide rail 601, and the hand jack 5 is rocked by a rocking handle (not labeled in the figure) to adjust the length of the jack.

The specific structure of the lower beam 2 is described below as follows:

referring to fig. 2 and 4, further, a T-shaped groove 7 is formed on the surface of the lower beam 2.

Referring to fig. 3 and 4, further, the lower beam 2 is provided with a first positioning pin 9 on the surface, and the first positioning pin 9 is used for limiting the movement of the common base plate 301 along the direction of the guide plate 11.

Referring to fig. 1 and 4, further, a second positioning pin 10 is disposed on the common base plate 301 for positioning the mold.

Referring to fig. 1 and 4, further, the distal ends of the lower beams 2 are respectively provided with guide plates 11 at two sides of the common base plate 301 for limiting the moving direction of the common base plate 301.

The utility model discloses a concrete work flow as follows:

when the hydraulic press needs to replace a mold, the folding arm guide rail 602 rotates along the rotating shaft 603 to be in a straight line with the fixed guide rail 601, and the hand-operated jack 5 is shaken to support the ground; the output end of the push-pull cylinder 8 extends out to drive the supporting plate mechanism 3 connected with the output end to move outwards along the surface of the folding arm 6 until the supporting plate mechanism 3 completely moves onto the folding arm 6; at this point the existing mold is removed from the common base plate 301 and a new mold is installed; the push-pull cylinder 8 is controlled to enable the output end to retract inwards, the supporting plate mechanism 3 connected with the push-pull cylinder is driven to move inwards until the supporting plate mechanism retracts completely, at the moment, the public bottom plate 301 hits a first positioning pin 9 on the inner side of the lower beam 2 to limit, guide plates 11 are arranged on two sides of the public bottom plate 301 to guide the public bottom plate 301, a die is conveniently and quickly placed in the center of the hydraulic machine, the hand-operated jack 5 is shaken to enable the near end of the jack to leave the ground, the folding arm guide rail 602 is rotated to retract, the occupied area of the device is reduced, and then new forging operation is started.

Therefore, by adopting the folding arm die-changing device, the supporting plate mechanism 3 is quickly and stably pulled out of and pushed into the hydraulic machine frame 1 by controlling the output end of the push-pull cylinder 8, when the supporting plate mechanism 3 is pulled out, the folding arm guide rail 602 is unfolded, the hand-operated jack 5 at the near end of the folding arm guide rail 602 supports the ground, the supporting plate mechanism 3 is stably supported and folded on the folding arm 6, the die is conveniently changed, after the supporting plate mechanism 3 is retracted, the folding arm guide rail 602 can also be retracted, the equipment space requirement is reduced, the use of peripheral supporting equipment is not influenced, and compared with the prior art, the folding arm die-changing device greatly improves the working efficiency, reduces the labor intensity of workers, and saves space.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a roll over arm retooling device, includes hydraulic press frame, sets up in the underbeam of hydraulic press frame near-end and sets up in the layer board mechanism of underbeam distal end, its characterized in that: the support plate mechanism comprises a common base plate and a connecting piece, the common base plate is connected with a lower beam in a sliding mode, a push-pull cylinder is arranged at the near end of the lower beam, the connecting piece is arranged at the output end of the push-pull cylinder and one end, close to the pull-out direction, of the common base plate, a folding arm is further arranged at one end, close to the pull-out direction, of the lower beam, and the common base plate is driven to move into or out of the hydraulic machine along the surface of the folding arm through the push-pull connecting piece.

2. The knuckle mold changing device according to claim 1, wherein: and a wear-resistant bottom plate is arranged between the common bottom plate and the lower beam.

3. The knuckle die change apparatus according to claim 2, wherein: the folding arm comprises a fixed guide rail, a folding arm guide rail and a rotating shaft, one end of the fixed guide rail is connected with the lower beam, and the other end of the fixed guide rail is connected with the folding arm guide rail through the rotating shaft.

4. A knuckle die change device according to claim 3, wherein: and the near ends of the fixed guide rail and the folding arm guide rail are respectively provided with a jack support.

5. The knuckle die change apparatus according to claim 4, wherein: the jack comprises a fixed jack and a hand-operated jack, and the fixed jack is arranged at the near end of the fixed guide rail.

6. The knuckle die change apparatus according to claim 1, wherein: and the surface of the lower beam is provided with a T-shaped groove.

7. The knuckle die change apparatus according to claim 1, wherein: the surface of the lower beam is provided with a first positioning pin, and the lower beam is used for limiting the common bottom plate to move along the direction of the guide rail.

8. The knuckle die change apparatus according to claim 1, wherein: and a second positioning pin is arranged on the common bottom plate and used for positioning the die.

9. The knuckle die change apparatus according to claim 1, wherein: and the far end of the lower beam is positioned at two sides of the public bottom plate and is respectively provided with a guide plate.

10. The knuckle die change apparatus according to claim 2, wherein: the wear-resistant bottom plate is made of self-lubricating wear-resistant materials.