阅读说明：本技术 一种开式液压机高精度导向机构 (High-precision guide mechanism of open type hydraulic machine ) 是由 王爱军 于 2021-07-09 设计创作，主要内容包括：本发明公开了一种开式液压机高精度导向机构,通过四个支架与机架本体固定连接,安装板与四个支架固定连接,驱动机构与安装板固定连接,施压板与驱动机构固定连接,四个滑块与四个支架的滑槽滑动连接,四个气缸与四个滑块固定连接,四个第一活塞杆与四个气缸固定连接,四个校正板与四个第一活塞杆固定连接,四个校正板与施压板固定连接,两个外筒与机架本体固定连接,两个减震弹簧与两个外筒固定连接,两个内筒与两个减震弹簧固定连接,两个位移检测机构与安装板固定连接,操作面板与机架本体固定连接,气缸基于位移检测机构检测的施压板的位置信息驱动活塞杆带动校正板对施压板进行位置校正,解决了开式液压机导向机构液压精度较低的问题。(The invention discloses a high-precision guide mechanism of an open type hydraulic machine, which is fixedly connected with a frame body through four brackets, a mounting plate is fixedly connected with the four brackets, a driving mechanism is fixedly connected with the mounting plate, a pressure plate is fixedly connected with the driving mechanism, four sliding blocks are slidably connected with sliding grooves of the four brackets, four air cylinders are fixedly connected with the four sliding blocks, four first piston rods are fixedly connected with the four air cylinders, four correcting plates are fixedly connected with the four first piston rods, four correcting plates are fixedly connected with the pressure plate, two outer cylinders are fixedly connected with the frame body, two damping springs are fixedly connected with the two outer cylinders, the two inner cylinders are fixedly connected with the two damping springs, two displacement detection mechanisms are fixedly connected with the mounting plate, an operation panel is fixedly connected with the frame body, the air cylinders drive the piston rods to drive the correcting plates to carry out position correction on the pressure plate based on the position information of the pressure plate detected by the displacement detection mechanisms, the problem of open hydraulic press guiding mechanism hydraulic pressure precision is lower is solved.)

1. A high-precision guide mechanism of an open type hydraulic machine is characterized by comprising a frame body, four supports, a mounting plate, a driving mechanism, a pressure applying plate, four sliding blocks, four air cylinders, four first piston rods, four correcting plates, two outer cylinders, two damping springs, two inner cylinders, two displacement detection mechanisms and an operation panel, wherein the four supports are respectively fixedly connected with the frame body and are positioned on one side of the frame body, the mounting plate is fixedly connected with the four supports and is positioned on one side far away from the frame body, the driving mechanism is fixedly connected with the mounting plate and penetrates through the mounting plate, the pressure applying plate is fixedly connected with the driving mechanism and is positioned on one side close to the frame body, the four supports are respectively provided with a sliding groove, and the four sliding grooves are positioned on one side close to the pressure applying plate, the four sliding blocks are respectively connected with the four brackets in a sliding manner and are all positioned on the sliding grooves, the four air cylinders are respectively fixedly connected with the four sliding blocks and are all positioned at one side far away from the brackets, the four first piston rods are respectively fixedly connected with the output ends of the four air cylinders, one sides of the four correcting plates are respectively fixedly connected with the four first piston rods and are all positioned at one side far away from the air cylinders, the other sides of the four correcting plates are respectively fixedly connected with the pressing plate and are all positioned at two sides of the pressing plate, the two outer cylinders are respectively fixedly connected with the rack body and are all positioned in the rack body, the two damping springs are respectively fixedly connected with the two outer cylinders and are all positioned in the outer cylinders, the two inner cylinders are respectively fixedly connected with the two damping springs and penetrate through the outer cylinders, the two displacement detection mechanisms are respectively fixedly connected with the mounting plate and are positioned at one side close to the pressing plate, and the operation panel is fixedly connected with the rack body and is positioned on the outer side wall of the rack body.

2. The high-precision guide mechanism of the open type hydraulic machine according to claim 1, wherein the frame body comprises four support legs and a workbench, the four support legs are respectively fixedly connected with the workbench and are positioned on one side of the workbench, the four supports are respectively fixedly connected with the workbench and are positioned on one side far away from the support legs, the two outer cylinders are respectively fixedly connected with the workbench and are positioned inside the workbench, and the operation panel is fixedly connected with the workbench and is positioned on the outer side wall of the workbench.

3. The high-precision guide mechanism of the open hydraulic machine according to claim 2, wherein the frame body further comprises a pressure receiving plate, and the pressure receiving plate is fixedly connected with the workbench and is positioned on one side close to the bracket.

4. The high-precision guide mechanism of the open hydraulic machine according to claim 3, wherein the frame body further comprises a cushion pad, one side of the cushion pad is fixedly connected with the workbench and is positioned close to one side of the pressure receiving plate, and the other side of the cushion pad is fixedly connected with the pressure receiving plate.

5. The high-precision guide mechanism of the open type hydraulic machine according to claim 2, wherein the frame body further comprises four suction cups, and the four suction cups are respectively fixedly connected with the four supporting legs and are positioned on one side far away from the workbench.

6. The high-precision guide mechanism of the open hydraulic machine according to claim 1, wherein the driving mechanism comprises a hydraulic cylinder and a second piston rod, the hydraulic cylinder is fixedly connected with the mounting plate and is positioned on one side far away from the bracket, and the second piston rod is fixedly connected with the output end of the hydraulic cylinder and penetrates through the mounting plate.

7. The open hydraulic machine high-precision guide mechanism as claimed in claim 1, wherein the open hydraulic machine high-precision guide mechanism further comprises two shock-absorbing pads, and the two shock-absorbing pads are respectively fixedly connected with the two inner cylinders and are positioned on one side close to the pressure applying plate.

Technical Field

The invention relates to the technical field of mechanical equipment, in particular to a high-precision guide mechanism of an open type hydraulic machine.

Background

In the field of mechanical equipment manufacturing, a hydraulic machine is a common processing device, the hydraulic machine needs to move for operation in some processing technologies, an existing open type hydraulic machine guiding mechanism adopts a guide pillar and guide sleeve for guiding, and the hydraulic precision is affected by gaps existing after the guide pillar and guide sleeve are abraded.

Disclosure of Invention

The invention aims to provide a high-precision guide mechanism of an open type hydraulic machine, and aims to solve the problem of low hydraulic precision of the guide mechanism of the open type hydraulic machine.

In order to achieve the purpose, the invention provides a high-precision guide mechanism of an open type hydraulic machine, which comprises a frame body, four brackets, a mounting plate, a driving mechanism, a pressure applying plate, four sliding blocks, four cylinders, four first piston rods, four correcting plates, two outer cylinders, two damping springs, two inner cylinders, two displacement detection mechanisms and an operation panel, wherein the four brackets are respectively fixedly connected with the frame body and are positioned on one side of the frame body, the mounting plate is fixedly connected with the four brackets and is positioned on one side far away from the frame body, the driving mechanism is fixedly connected with the mounting plate and penetrates through the mounting plate, the pressure applying plate is fixedly connected with the driving mechanism and is positioned on one side close to the frame body, the four brackets are provided with sliding grooves, and the four sliding grooves are positioned on one side close to the pressure applying plate, the four sliding blocks are respectively connected with the four brackets in a sliding manner and are all positioned on the sliding grooves, the four air cylinders are respectively fixedly connected with the four sliding blocks and are all positioned at one side far away from the brackets, the four first piston rods are respectively fixedly connected with the output ends of the four air cylinders, one sides of the four correcting plates are respectively fixedly connected with the four first piston rods and are all positioned at one side far away from the air cylinders, the other sides of the four correcting plates are respectively fixedly connected with the pressing plate and are all positioned at two sides of the pressing plate, the two outer cylinders are respectively fixedly connected with the rack body and are all positioned in the rack body, the two damping springs are respectively fixedly connected with the two outer cylinders and are all positioned in the outer cylinders, the two inner cylinders are respectively fixedly connected with the two damping springs and penetrate through the outer cylinders, the two displacement detection mechanisms are respectively fixedly connected with the mounting plate and are positioned at one side close to the pressing plate, and the operation panel is fixedly connected with the rack body and is positioned on the outer side wall of the rack body.

The rack body comprises four supporting legs and a workbench, wherein the four supporting legs are respectively fixedly connected with the workbench and are all located on one side of the workbench, the four supports are respectively fixedly connected with the workbench and are all located on one side of the supporting legs, the two outer barrels are respectively fixedly connected with the workbench and are all located inside the workbench, and the operating panel is fixedly connected with the workbench and located on the outer side wall of the workbench.

The rack body further comprises a pressed plate, and the pressed plate is fixedly connected with the workbench and located on one side close to the support.

The rack body further comprises a cushion pad, one side of the cushion pad is fixedly connected with the workbench and is located close to one side of the compression plate, and the other side of the cushion pad is fixedly connected with the compression plate.

The rack body further comprises four suckers, and the suckers are respectively fixedly connected with the four supporting legs and are located on one side of the workbench.

The driving mechanism comprises a hydraulic cylinder and a second piston rod, the hydraulic cylinder is fixedly connected with the mounting plate and is located on one side far away from the support, and the second piston rod is fixedly connected with the output end of the hydraulic cylinder and penetrates through the mounting plate.

The open type hydraulic press high-precision guide mechanism further comprises two shock pads, wherein the two shock pads are fixedly connected with the two inner cylinders respectively and are located on one side close to the pressing plate.

The high-precision guide mechanism of the open type hydraulic machine is fixedly connected with a rack body through four brackets respectively, the four brackets are all positioned at one side of the rack body, the mounting plate is fixedly connected with the four brackets and positioned at one side far away from the rack body, the driving mechanism is fixedly connected with the mounting plate and penetrates through the mounting plate, the pressing plate is fixedly connected with the driving mechanism and positioned at one side close to the rack body, the four brackets are all provided with sliding grooves, the four sliding grooves are all positioned at one side close to the pressing plate, four sliding blocks are respectively in sliding connection with the four brackets and are all positioned on the sliding grooves, four cylinders are respectively and fixedly connected with the four sliding blocks and are positioned at one side far away from the brackets, and four first piston rods are respectively and fixedly connected with the output ends of the four cylinders, one side of each of the four correcting plates is fixedly connected with the four first piston rods respectively and is positioned at one side far away from the air cylinder, the other side of each of the four correcting plates is fixedly connected with the pressing plate respectively and is positioned at two sides of the pressing plate, the two outer cylinders are fixedly connected with the rack body respectively and are positioned in the rack body, the two damping springs are fixedly connected with the two outer cylinders respectively and are positioned in the outer cylinders respectively, the two inner cylinders are fixedly connected with the two damping springs respectively and penetrate through the outer cylinders respectively, the two displacement detection mechanisms are fixedly connected with the mounting plate respectively and are positioned at one side close to the pressing plate, and the operating panel is fixedly connected with the rack body, and the guide mechanism is positioned on the outer side wall of the frame body, so that the problem of low hydraulic precision of the guide mechanism of the open hydraulic press is solved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a high-precision guide mechanism of an open hydraulic machine;

FIG. 2 is a sectional view of a high precision guide mechanism of the open hydraulic machine.

The device comprises a frame body 1, a support 2, a mounting plate 3, a driving mechanism 4, a sliding chute 5, a sliding block 6, a cylinder 7, a first piston rod 8, a correcting plate 9, a pressing plate 10, an outer cylinder 11, a damping spring 12, an inner cylinder 13, a displacement detection mechanism 14, an operation panel 15, a supporting leg 16, a workbench 17, a pressure receiving plate 18, a cushion pad 19, a sucker 20, a hydraulic cylinder 21, a second piston rod 22, a cushion pad 23, a first limiting block 24 and a second limiting block 25.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must be constructed and operated in a specific orientation and thus should not be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 2, the present invention provides a high precision guide mechanism for an open hydraulic machine, which includes a frame body 1, four brackets 2, a mounting plate 3, a driving mechanism 4, a pressing plate 10, four sliding blocks 6, four cylinders 7, four first piston rods 8, four correcting plates 9, two outer cylinders 11, two damping springs 12, two inner cylinders 13, two displacement detection mechanisms 14 and an operation panel 15, wherein the four brackets 2 are respectively and fixedly connected to the frame body 1 and are located at one side of the frame body 1, the mounting plate 3 is fixedly connected to the four brackets 2 and is located at one side far from the frame body 1, the driving mechanism 4 is fixedly connected to the mounting plate 3 and penetrates through the mounting plate 3, the pressing plate 10 is fixedly connected to the driving mechanism 4 and is located at one side near to the frame body 1, four of the brackets 2 are respectively provided with a sliding chute 5, four of the sliding chutes 5 are respectively positioned at one side close to the pressure applying plate 10, four of the sliding blocks 6 are respectively connected with the four brackets 2 in a sliding manner and are respectively positioned on the sliding chutes 5, four of the air cylinders 7 are respectively fixedly connected with the four sliding blocks 6 and are respectively positioned at one side far away from the brackets 2, four of the first piston rods 8 are respectively fixedly connected with the output ends of the four air cylinders 7, one side of four of the correcting plates 9 is respectively fixedly connected with the four first piston rods 8 and is respectively positioned at one side far away from the air cylinders 7, the other sides of the four correcting plates 9 are respectively fixedly connected with the pressure applying plate 10 and are respectively positioned at two sides of the pressure applying plate 10, two of the outer cylinders 11 are respectively fixedly connected with the rack body 1 and are respectively positioned in the rack body 1, and two of the damping springs 12 are respectively fixedly connected with the two outer cylinders 11, all be located inside the urceolus 11, two the inner tube 13 respectively with two damping spring 12 fixed connection all runs through urceolus 11, two displacement detection mechanism 14 respectively with mounting panel 3 fixed connection all is located near one side of exerting oneself board 10, operating panel 15 with frame body 1 fixed connection, and be located frame body 1 lateral wall.

In the present embodiment, before the hydraulic pressure is applied, the displacement detection mechanisms 14 on both sides of the mounting plate 3 are controlled by the operation panel 15 to detect the position of the pressing plate 10, the cylinder 7 drives the first piston rod 8 to drive the correction plate 9 to correct the position of the pressing plate 10 based on the information detected by the displacement detection mechanisms 14, so as to prevent the pressing plate 10 from being displaced due to wear during the sliding of the slider 6 on the chute 5 on the bracket 2, after the displacement correction of the pressing plate 10 is completed, the driving mechanism 4 drives the pressing plate 10 to descend to apply the hydraulic pressure to the article on the rack body 1, and during the descending of the pressing plate 10, the slider 6 slides on the chute 5 along the moving direction of the pressing plate 10 until the pressing plate 10 contacts the inner cylinder 13, the inner cylinder 13 is forced to slide into the outer cylinder 11 and transmits the vibration generated by the movement of the pressure applying plate 10 to the damping spring 12 in the outer cylinder 11 for absorption, so that the stability of the pressure applying plate 10 is improved, the hydraulic accuracy of the pressure applying plate 10 is improved, and the problem of low hydraulic accuracy of a guide mechanism of the open hydraulic press is solved.

Further, frame body 1 includes four supporting legs 16 and workstation 17, four supporting leg 16 respectively with workstation 17 fixed connection all is located one side of workstation 17, four support 2 respectively with workstation 17 fixed connection all is located keep away from one side of supporting leg 16, two urceolus 11 respectively with workstation 17 fixed connection all is located inside workstation 17, operating panel 15 with workstation 17 fixed connection, and be located workstation 17 lateral wall.

In the present embodiment, the support legs 16 provide stability to the table 17 and the structure of the stand 2, the operation panel 15, and the like mounted on the table 17.

Further, the rack body 1 further comprises a pressed plate 18, and the pressed plate 18 is fixedly connected with the workbench 17 and is located at one side close to the bracket 2.

In the present embodiment, an article to be subjected to hydraulic pressure is placed on the pressure receiving plate 18, and the driving mechanism 4 drives the pressing plate 10 downward to apply hydraulic pressure to the article on the pressure receiving plate 18.

Further, the rack body 1 further comprises a cushion pad 19, one side of the cushion pad 19 is fixedly connected with the workbench 17 and is located at one side close to the compression plate 18, and the other side of the cushion pad 19 is fixedly connected with the compression plate 18.

In the present embodiment, the cushion pad 19 absorbs an excessive pressure applied to the pressure receiving plate 18 by the pressure applying plate 10, and increases the stability of the pressure receiving plate 18.

Further, the rack body 1 further comprises four suckers 20, four suckers 20 are respectively fixedly connected with the four supporting legs 16 and are located on one side away from the workbench 17.

In the present embodiment, in order to increase the stability of the support leg 16, the suction cup 20 is provided on the support leg 16, and the contact area between the support leg 16 and the support surface is increased.

Further, the driving mechanism 4 comprises a hydraulic cylinder 21 and a second piston rod 22, the hydraulic cylinder 21 is fixedly connected with the mounting plate 3 and is located at one side far away from the support 2, and the second piston rod 22 is fixedly connected with an output end of the hydraulic cylinder 21 and penetrates through the mounting plate 3.

In the present embodiment, the hydraulic cylinder 21 drives the second piston rod 22 to lower the pressure plate 10, thereby applying hydraulic pressure to the object on the pressure receiving plate 18.

Furthermore, the open type hydraulic press high-precision guide mechanism further comprises two shock pads 23, wherein the two shock pads 23 are respectively and fixedly connected with the two inner cylinders 13 and are positioned on one side close to the pressing plate 10.

In the present embodiment, when the pressing plate 10 contacts the inner cylinder 13, the shock absorbing pad 23 between the inner cylinder 13 and the pressing plate 10 primarily absorbs the shock of the pressing plate 10, thereby further increasing the shock absorbing effect.

Furthermore, the open type hydraulic press high-precision guide mechanism further comprises four first limiting blocks 24, and the four first limiting blocks 24 are fixedly connected with the four supports 2 respectively and are all located on the sliding grooves 5.

In this embodiment, in order to prevent the pressure applying plate 10 from colliding with the displacement detecting mechanism 14 and damaging the displacement detecting mechanism 14 when the driving mechanism 4 drives the pressure applying plate 10 to ascend and return, the first limiting block 24 is disposed on the sliding groove 5 of the bracket 2 to limit the ascending position of the pressure applying plate 10.

Further, the open type hydraulic press high-precision guide mechanism further comprises two second limiting blocks 25, wherein the two second limiting blocks 25 are fixedly connected with the two inner cylinders 13 respectively and are positioned inside the outer cylinder 11.

In the present embodiment, in order to prevent the damper spring 12 in the outer cylinder 11 from pushing the inner cylinder 13 out of the outer cylinder 11, the second stopper 25 is provided in the inner cylinder 13, and the diameter of the second stopper 25 is larger than the diameter of the outer cylinder 11.

According to the high-precision guide mechanism of the open type hydraulic press, before hydraulic pressure is carried out, the displacement detection mechanisms 14 on two sides of the mounting plate 3 are controlled through the operation panel 15 to detect the position of the pressing plate 10, the air cylinder 7 drives the first piston rod 8 to drive the correction plate 9 to correct the position of the pressing plate 10 based on information detected by the displacement detection mechanisms 14, abrasion caused by the sliding block 6 in the sliding process of the sliding groove 5 on the support 2 is avoided, so that the pressing plate 10 is subjected to position deviation, after the displacement correction of the pressing plate 10 is completed, the driving mechanism 4 drives the pressing plate 10 to descend to carry out hydraulic pressure on an article on the rack body 1, in the descending process of the pressing plate 10, the sliding block 6 slides on the sliding groove 5 along the movement direction of the pressing plate 10, until the pressing plate 10 contacts the inner cylinder 13, the inner cylinder 13 slides into the outer cylinder 11 under stress and transmits the vibration generated by the movement of the pressing plate 10 to the damping spring 12 in the outer cylinder 11 for absorption, so that the stability of the pressing plate 10 is improved, the hydraulic accuracy of the pressing plate 10 is improved, and the problem of low hydraulic accuracy of a guide mechanism of the open hydraulic press is solved.

While the invention has been described with reference to a preferred embodiment of a high precision guide mechanism for an open hydraulic machine, it will be understood by those skilled in the art that the invention is not limited thereto, and that all or a portion of the process flow for implementing the above embodiment may be equally varied and still fall within the scope of the invention as claimed.