CN220575788U

CN220575788U - Special hydraulic bushing device

Info

Publication number: CN220575788U
Application number: CN202321589963.0U
Authority: CN
Inventors: 范俊俊; 张龙; 刘猛
Original assignee: Xuzhou Bohui Shitong Heavy Industry Machinery Co ltd
Current assignee: Xuzhou Bohui Shitong Heavy Industry Machinery Co ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2024-03-12
Anticipated expiration: 2033-06-21

Abstract

The utility model provides a special hydraulic bushing device, and belongs to the technical field of engineering machinery bushing procedures. The problems of interference between a hanging chain and a press, potential safety hazard and troublesome reverse sequence turning in the process of embedding are solved. The technical proposal is as follows: the utility model provides a special hydraulic pressure is inlayed and is put, includes work platform, the work platform upside is provided with gantry frame, install the telescopic cylinder on the gantry frame, telescopic cylinder axle head is provided with detachable contour block, contour block downside is provided with and presses cover seamless tube and bush guide sleeve axle that uses with the work piece cooperation. The beneficial effects of the utility model are as follows: the problems of interference between the hanging chains and the press, potential safety hazard and troublesome reverse sequence conversion in the process of embedding are solved, and the production cost is reduced.

Description

Special hydraulic bushing device

Technical Field

The utility model relates to the technical field of embedding procedures of engineering machinery, in particular to a special hydraulic embedding device.

Background

The lining is needed to be inlaid in a machining hole on a special structural member in the engineering machinery industry, for example, two conversion joints are arranged at one end of a frame on a digging machine, the two conversion joints are arranged up and down, a hinge hole is arranged on each conversion joint, the two hinge holes are coaxial up and down, the lining is needed to be inlaid in the hinge hole in the production process, and a press machine is selected for general lining working procedures, but the following problems exist:

1. because the volume and the weight of the upper frame are large, the upper frame needs to be lifted, the position of the hinge hole on the conversion joint extends into the working range of the press, but the hinge hole which needs to be sleeved at one time cannot be placed into the working range due to interference of the lifting chain and the press when the upper frame is lifted under the influence of the structure of the press;

2. the upper frame must be sleeved in a hoisting state, and potential safety hazards exist in the hoisting process.

3. The sheathing procedure is that after the machining center processes, the upper frame needs to be rotated after being machined, namely, the upper frame is transported to a working section where the press is located to be sheathed, and the upper frame is transported back to the original position after the sheathing is finished, so that the operation is complex, the production period is prolonged, the production efficiency is reduced, and the equipment used in the procedure is wasted.

Disclosure of Invention

The utility model aims to provide a special hydraulic bushing device, so as to solve three problems in the background art.

In order to achieve the aim of the utility model, the utility model adopts the technical scheme that: the utility model provides a special hydraulic pressure is inlayed and is put, includes work platform, the work platform upside is provided with gantry frame, install the telescopic cylinder on the gantry frame, telescopic cylinder axle head is provided with detachable contour block, contour block downside is provided with and presses cover seamless tube and bush guide sleeve axle that uses with the work piece cooperation.

Further, the gantry frame comprises two supporting legs, two mounting tables are arranged on the supporting legs, mounting holes and threaded holes for mounting the telescopic cylinders are formed in the mounting tables, the gantry frame is simple in structure, low in manufacturing cost, firm and durable in use and capable of being manufactured according to the actual shape and requirements of structural members, and the practicability is high.

Further, the equal-height block comprises a main body, the two ends of the main body are provided with pressing plates, one of the pressing plates is provided with a groove on one side of the main body, a magnet is arranged in the groove, when the stroke of the telescopic cylinder is insufficient, the equal-height block can increase the extension stroke of the telescopic cylinder, and the magnet is arranged, so that the equal-height block is more convenient to assemble and disassemble when being matched with the telescopic cylinder for use.

Further, the outer side wall of the main body is also provided with a handle, and the handle is convenient for staff to take the high blocks.

Further, the bushing guide sleeve shaft comprises an intermediate body, an upper sleeve and a lower sleeve are respectively arranged on the upper side and the lower side of the intermediate body, the inner diameter of the upper sleeve is larger than that of the pressing sleeve seamless pipe, the outer diameter of the lower sleeve is smaller than that of the bushing to be installed, and the outer diameters of the intermediate body are larger than that of the upper sleeve and the lower sleeve; this arrangement allows the swage tube to pass through the fit of the sleeve guide shaft, apply force to the sleeve, and insert the sleeve into the bore.

Further, the telescopic cylinder adopts a hydraulic oil cylinder, the hydraulic oil cylinder is connected with an external hydraulic pump station through a hydraulic oil pipe, and the hydraulic pump station provides power for the telescopic cylinder through the hydraulic oil pipe.

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

1. the structure member to be sleeved is placed on the bracket, the structure member does not need to be moved, the sleeved device is moved to the position of the structure member to be sleeved, and the sleeved operation is carried out.

2. Because the structural member does not need to be hoisted, the potential safety hazard in the production process is greatly reduced.

3. Through removing this inlay the cover device, come to inlay the cover to the structure, consequently no longer need transport at inlay the cover in-process to the structure, just so saved the time of transporting the structure, especially the structure that volume and weight are great has reduced the production degree of difficulty, improves production efficiency, also is favorable to saving the equipment resource that uses in the transportation process simultaneously.

4. The bushing device has the advantages of simple structure, convenient manufacture and far lower cost than a press used in the market, thereby being beneficial to reducing the production cost.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

Fig. 1 is an overall schematic diagram of a tooling state according to an embodiment of the present utility model.

Fig. 2 is a schematic view of a part of a tooling state according to an embodiment of the present utility model.

Fig. 3 is a schematic view of a gantry frame according to an embodiment of the present utility model.

Fig. 4 is a schematic view of a contour block structure according to an embodiment of the present utility model.

Fig. 5 is a schematic view of a jacket-pressure seamless tube according to an embodiment of the present utility model.

Fig. 6 is a schematic diagram of a bushing sleeve shaft according to an embodiment of the present utility model.

Wherein, the reference numerals are as follows: 1. a working platform; 2. a gantry frame; 3. a telescopic cylinder; 4. a contour block; 5. pressing sleeve seamless tube; 6. a bushing sleeve shaft; 7. a support leg; 8. a mounting table; 9. a mounting port; 10. a threaded hole; 11. a main body; 12. a pressing plate; 13. a magnet; 14. a handle; 15. an intermediate; 16. an upper sleeve; 17. a lower sleeve; 18. a hydraulic oil pipe; 19. an external hydraulic pump station; 20. a conversion joint; 21. a bushing.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. Of course, the specific embodiments described herein are for purposes of illustration only and are not intended to limit the utility model.

Examples: the special hydraulic bushing device comprises a working platform 1, wherein a gantry frame 2 is arranged on the upper side of the working platform 1, a hydraulic cylinder is arranged on the working platform, a detachable equal-height block 4 is arranged at the shaft end of the hydraulic cylinder, and a pressing bushing seamless pipe 5 and a bushing guide sleeve shaft 6 which are matched with a workpiece to use are arranged on the lower side of the equal-height block 4; the hydraulic cylinder is connected with an external hydraulic pump station 19 through a hydraulic oil pipe 18, and the external hydraulic pump station 19 provides power for the hydraulic cylinder through the hydraulic oil pipe.

The gantry frame 2 comprises two supporting legs 7, an installation table 8 is arranged on the two supporting legs 7, an installation opening 9 and a threaded hole 10 for installing a hydraulic oil cylinder are arranged on the installation table 8, the gantry frame 2 is simple in structure and low in manufacturing cost, is welded, is firm and durable, can be manufactured according to the actual shape and the requirement of a structural member, and is high in practicability.

The equal-height block 4 comprises a main body 11, pressing plates 12 are arranged at two ends of the main body 11, a groove is formed in one side, away from the main body 11, of one pressing plate 12, a magnet 13 is arranged in the groove, the hydraulic cylinder stroke is insufficient, the extension stroke of the hydraulic cylinder can be increased by the equal-height block 4, and the magnet 13 is arranged, so that the equal-height block 4 is convenient to disassemble and assemble when being matched with the hydraulic cylinder for use; the side wall of the main body 11 is also provided with a handle 14, and the handle 14 is arranged, so that staff can conveniently take the high blocks 4.

The bushing sleeve shaft 6 comprises an intermediate body 15, an upper sleeve 16 and a lower sleeve 17 are respectively arranged on the upper side and the lower side of the intermediate body 15, the inner diameter of the upper sleeve 17 is larger than that of the pressing sleeve seamless pipe 5, the outer diameter of the lower sleeve 17 is smaller than that of a bushing 21 to be installed, the outer diameter of the upper sleeve 16, the outer diameter of the lower sleeve 17 and the inner diameter of the shaft sleeve to be installed are smaller than that of the intermediate body 15, and the arrangement is such that the pressing sleeve seamless pipe 5 can exert force on the bushing 21 through the cooperation of the bushing sleeve shaft 6 and enable the bushing 21 to be embedded into a hinge hole.

The working principle and the steps are as follows:

the first step: moving the bushing device to an upper frame, enabling two conversion joints 20 arranged up and down to extend into a working platform 1 of the device, and enabling two hinge holes of the bushing to be positioned under a hydraulic cylinder;

and a second step of: placing a bushing 21 to be mounted on the hinge hole of the lower adapter 20, and placing a bushing guide shaft 6 on the upper end of the bushing 20;

and a third step of: the lower end of the jacket-on seamless pipe 5 is passed through the hinge hole of the upper adapter 20 from the top down and then into the upper sleeve 16 of the bushing guide shaft 6.

Fourth step: because the lower side hinge hole is far away from the hydraulic cylinder, the stroke of the hydraulic cylinder is insufficient, and in order to increase the extension stroke of the hydraulic cylinder, one end of the equal-height block 4 provided with the magnet 13 is adsorbed at the end part of a telescopic rod of the hydraulic cylinder;

fifth step: the manual valve of the hydraulic pump station is operated, so that the hydraulic oil cylinder extends downwards, the equal-height blocks 4 are driven to move downwards together, the equal-height blocks 4 are contacted with the sleeve seamless pipe 5 downwards, the sleeve seamless pipe 5 and the sleeve guiding shaft 6 are pushed to move downwards, the sleeve guiding shaft 6 pushes the sleeve 21 downwards, the sleeve 21 slowly enters the lower side hinge hole, after the observation of no skew of the sleeve 21 is stopped, the manual valve is operated again to completely enter the lower side hinge hole, and when the lower side surface of the main body 11 of the sleeve guiding shaft 6 is attached to the upper side surface of the adapter 20, namely, the sleeve 21 on the lower side is inlaid.

Sixth step: the manual control valve is operated to retract the hydraulic oil cylinder, a worker takes down the equal-height block 4 through a handle, and the hydraulic oil cylinder is taken out of the sleeve pressing seamless pipe 5 and the sleeve guiding shaft 6 after being completely retracted;

seventh step: a new bushing 21 is taken out and put on the hinge hole of the upper adapter 20, and a bushing guide shaft 6 is put on the upper end of the bushing 21;

eighth step: in order to improve efficiency, one end of the equal-height block 4, provided with the magnet 13, is adsorbed on a telescopic rod of the hydraulic cylinder, and the upper side hinge hole is closer to the hydraulic cylinder at the moment, so that a pressing sleeve seamless pipe 5 is not needed to be used for increasing the stroke;

ninth step: and operating a manual valve of the hydraulic pump station, extending the telescopic rod of the hydraulic cylinder, enabling the contour block 4 to move downwards and contact with the bushing sleeve shaft 6, after contact, pushing the bushing 21 by the bushing sleeve shaft 6 to slowly enter the upper side hinge hole, and after the observation of the bushing 21 is stopped and no skew exists, operating the manual valve again to completely enter the hinge hole by the bushing 21, so that the embedding of the upper side bushing 21 is completed after the lower side surface of the main body 11 of the bushing sleeve shaft 6 is attached to the upper side surface of the adapter 20.

Tenth step: the manual valve is operated to retract the hydraulic oil cylinder, the contour block 4 and the bushing sleeve shaft 6 are removed, the hydraulic oil cylinder is completely retracted, and the upper bushing sleeve is completed.

Through the steps, the sleeving of the hinge holes on the two conversion joints 20 at the end part of the upper frame is realized, and the upper frame is not required to be hoisted in the sleeving process, so that the potential safety hazard in the production process is greatly reduced, the upper frame is not required to be hoisted, the shape and structure of the upper frame are considered in the sleeving device during manufacturing, the problem that the sleeving device interferes with a structural part and a hanging chain is avoided during sleeving, the operation is more convenient, the hinging holes on the upper frame are sleeved by moving the sleeving device, the upper frame is not required to be transported in the sleeving process, the time for transporting the upper frame is saved, and particularly the volume and the weight of the upper frame are large, so that the sleeving process of the technical scheme reduces the production difficulty, improves the production efficiency, and is beneficial to saving equipment resources used in the transportation process; in addition, the bushing device has simple structure, convenient manufacture and far lower cost than a press used in the market, thereby being beneficial to reducing the production cost.

It should be noted that, the telescopic cylinder in this technical scheme is not limited to hydraulic cylinder, and any component that can realize telescopic function, such as cylinder, electric hydraulic cylinder, etc., is within the scope of protection of this technical scheme, and the structure indicates the mechanical component that adopts the press inconvenient to use when volume and weight are great and the inlay cover simultaneously, including last frame.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a special hydraulic pressure is inlayed and is put, includes work platform (1), its characterized in that, work platform (1) upside is provided with longmen frame (2), install telescopic cylinder (3) on longmen frame (2), telescopic cylinder (3) telescopic link tip is provided with detachable contour block (4), contour block (4) downside is provided with and presses cover seamless tube (5) and bush guide sleeve axle (6) that use with the structure cooperation.

2. The special hydraulic bushing device according to claim 1, wherein the gantry frame (2) frame comprises two supporting legs (7), a mounting table (8) is arranged on the two supporting legs (7), and a mounting opening (9) and a threaded hole (10) for mounting the telescopic cylinder are arranged on the mounting table (8).

3. The special hydraulic bushing device according to claim 1, wherein the contour block (4) comprises a main body (11), pressing plates (12) are respectively arranged at the upper end and the lower end of the main body (11), one side, far away from the main body (11), of one pressing plate (12) is provided with a groove, and a magnet (13) is arranged in the groove.

4. A special hydraulic bushing arrangement according to claim 3, characterized in that the outer side wall of the main body (11) is further provided with a handle (14).

5. The special hydraulic bushing device according to claim 1, wherein the bushing guiding shaft (6) comprises an intermediate body (15), an upper sleeve (16) and a lower sleeve (17) are respectively arranged at the upper end and the lower end of the intermediate body (15), the inner diameter of the upper sleeve (16) is larger than that of the pressing sleeve seamless pipe (5), and the outer diameter of the lower sleeve (17) is smaller than that of the bushing (21) to be installed.

6. A special hydraulic bushing arrangement according to claim 5, characterized in that the outer diameter of the upper sleeve (16), the outer diameter of the lower sleeve (17) and the inner diameter of the bushing to be mounted are smaller than the outer diameter of the intermediate body (15).

7. A special hydraulic bushing arrangement according to claim 1, characterized in that the telescopic cylinder (3) is a hydraulic cylinder which is connected to an external hydraulic pump station (19) via a hydraulic oil line (18).