CN210849098U

CN210849098U - Heavy-duty car balance shaft support assembly oil seal press-fitting equipment

Info

Publication number: CN210849098U
Application number: CN201922058942.6U
Authority: CN
Inventors: 曾光权; 谢平; 谢涛; 郭乐军; 蹇超; 钞勇; 蒋大爽; 李涛; 黄志华
Original assignee: Hubei Xingyuan Science And Technology Co ltd
Current assignee: Hubei Xingyuan Science And Technology Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-06-26
Anticipated expiration: 2029-11-26

Abstract

The utility model provides a heavy-duty car balance shaft support closes piece oil blanket pressure equipment, including C type structure frame, the workstation is located the lower extreme of C type structure frame, and pressure equipment actuating mechanism is located the upper end of C type structure frame, and its technical core is: the lower end of the press-fitting driving mechanism is coaxially connected with a conical transition guide sleeve and a floating pressure head device; one side of workstation is provided with the material loading workstation, is equipped with horizontal spout on material loading workstation and the workstation, supports the work piece slip table that has the gyro wheel, through driving actuating cylinder drive work slip table, installs the cylinder that floats below the workstation, and when the work piece slip table was located the pressure equipment position, four gyro wheels of work piece slip table fallen on the support backing plate of cylinder that floats. The utility model discloses a toper direction, the unsteady last pressure equipment structure that combines together of sphere, work piece slip table adopt the cylinder to float, realize the oil blanket of pressure equipment in-process from adjusting the direction, have solved traditional press pressure equipment suspension and have closed the oil blanket, the problem that the energy consumption is high, the noise is big, inefficiency.

Description

Heavy-duty car balance shaft support assembly oil seal press-fitting equipment

Technical Field

The utility model belongs to the balanced suspension of car makes the field, especially relates to heavy-duty car balance shaft support closes piece oil blanket pressure equipment.

Background

In the prior art, the process of a balance shaft support assembly is as follows: 1. press fitting: the vertical press presses the balance shaft on the balance shaft bracket to form a balance shaft bracket assembly; 2. boring: after the press mounting is finished, moving the balance shaft support assembly to a boring machine, turning over the balance shaft support assembly by 90 degrees, and boring a lower through beam hole; 3. a face milling procedure: moving to a milling machine to mill a surface; 4. drilling: after the face milling is finished, the balance shaft support assembly is moved to a drilling machine, and the drilling machine is turned for 90 degrees to drill holes; after the machining is finished, the oil seal needs to be pressed to the root position of the balance shaft support assembly.

At present, an oil seal is pressed on a balance shaft bracket assembly by adopting conventional pressure equipment, the balance shaft bracket assembly is placed on a workbench, and the oil seal is arranged on an upper pressure head and is directly pressed in place; there are problems in that: because the back of the balance shaft support assembly is directly placed on the workbench and is rigidly assembled, the precision of press mounting of the oil seal is poor, the press mounting of the oil seal is easy to crack and deform, the labor intensity is high, the efficiency is low, and the energy consumption is high.

Disclosure of Invention

In order to overcome the problem that prior art exists, the utility model provides a heavy-duty car balance shaft support closes piece oil blanket pressure equipment avoids the oil blanket to split and warp, realizes that production efficiency promotes, and the assembly promotes, has solved the problem that traditional press pressure equipment oil blanket energy consumption is high, big in noise, inefficiency.

Therefore, the utility model discloses a technical scheme do: heavy-duty car balance shaft support assembly oil blanket pressure equipment, including C type structure frame, the workstation is located the lower extreme of C type structure frame, and pressure equipment actuating mechanism is located the upper end of C type structure frame, its characterized in that: the lower end of the press-fitting driving mechanism is coaxially connected with a conical transition guide sleeve and a floating pressure head device;

a feeding workbench is arranged on one side of the workbench, a transverse sliding groove is formed in the feeding workbench and the workbench, and the bottom of the transverse sliding groove is blocked by a supporting plate; the bottom of the workpiece sliding table is provided with four idler wheels, the workpiece sliding table is supported in a transverse sliding groove through the idler wheels, a driving air cylinder is transversely installed below the workbench, a piston rod of the driving air cylinder is fixedly connected with one end of the workpiece sliding table through a connecting support, and a workpiece sliding table loading position limit stop block and a workpiece sliding table press-mounting position limit stop block are respectively arranged on the loading workbench and the workbench;

four cavities are arranged at the transverse sliding chute of the workbench and correspond to the four rollers, four floating cylinders with upward piston rods are arranged below the workbench, and supporting base plates are arranged at the end parts of the piston rods of the floating cylinders; when the workpiece sliding table is located at the press-fitting position, four rollers of the workpiece sliding table fall on the supporting base plate.

The technical scheme is further limited as follows: the press-fitting driving mechanism comprises a press-fitting oil cylinder and a guide pillar and guide sleeve assembly, the middle part of the conical transition guide sleeve is fixedly connected with a piston rod of the press-fitting oil cylinder through a threaded sleeve, and guide holes on the periphery of the conical transition guide sleeve guide on the guide pillar; the lower end of the guide pillar is provided with a ball head, the upper end of the pressure head is provided with a spherical groove, the upper end of the pressure head is supported on the ball head at the lower end of the guide pillar through the spherical groove and is connected to the lower end of the guide pillar through a fixing ring, and the lower end of the pressure head is provided with an oil seal installation part to form a floating pressure head device.

The utility model has the advantages that: the press mounting equipment adopts a C-shaped structural design and adopts an upper press mounting structure combining conical guiding and spherical floating; the workpiece sliding table floats by adopting the air cylinder, so that self-adjusting guiding of an oil seal in a press fitting process is realized, and the problems of high energy consumption, high noise, multiple potential safety hazards and low efficiency of a traditional press fitting suspension assembly oil seal are solved. Adopt the utility model discloses replace traditional press pressure equipment, the time length of one-piece upper part to the operation completion process is no longer than 1.8 minutes, utilizes the cylinder to drive the slip table, and the cylinder floats and lowers the oil hydraulic system loss, utilizes independently to lead, effectively reduces artifical alignment intensity of labour, raises the efficiency, falls by original 3.8 minutes when the one-piece operation is used and is 1.8 minutes and the effectual potential safety hazard of having eliminated.

Drawings

Fig. 1 is a front view of the present invention (omitting the guide post and guide sleeve assembly).

Fig. 2 is a side view of the present invention.

Fig. 3 is a schematic view of the connection relationship between the middle sliding chute, the floating cylinder and the driving cylinder of the present invention.

Shown in the figure: 1. a C-shaped structural frame; 2. a work table; 3. a feeding workbench 4 and a transverse chute; 5. a support plate; 6. connecting a bracket; 7. a workpiece sliding table; 8. pressing the oil cylinder; 9. a driving cylinder; 10. a workpiece sliding table press-mounting position limit stop block; 11. a workpiece sliding table loading position limit stop block; 12. a floating cylinder; 13. a support pad; 14. a pressure head; 15. a fixing ring; 16. a conical transition guide sleeve; 17. a guide post; 18. a guide sleeve; 19. a screw; 20. a threaded sleeve; 21. and a roller.

Detailed Description

The present invention is further described below with reference to the accompanying drawings.

As shown in fig. 1-3, the oil seal press-fitting device for the balance shaft support assembly of the heavy-duty car comprises a C-shaped structure frame 1, a workbench 2 positioned at the lower end of the C-shaped structure frame, a press-fitting driving mechanism positioned at the upper end of the C-shaped structure frame 1, and a conical transition guide sleeve 16 and a floating pressure head device coaxially connected to the lower end of the press-fitting driving mechanism;

a feeding workbench 3 is arranged on one side of the workbench, a transverse sliding groove 4 is arranged on the feeding workbench and the workbench, and the bottom of the transverse sliding groove is blocked by a supporting plate 5; the bottom of the workpiece sliding table 7 is provided with four idler wheels 21, the workpiece sliding table 7 is supported in the transverse sliding groove 4 through the idler wheels 21, a driving air cylinder 9 is transversely installed below the workbench, a piston rod of the driving air cylinder 9 is fixedly connected with one end of the workpiece sliding table 7 through a connecting support 6, and the loading workbench 3 and the workbench 2 are respectively provided with a workpiece sliding table loading position limit stop 11 and a workpiece sliding table press-mounting position limit stop 10;

four cavities are arranged at the transverse sliding chute of the workbench and correspond to the four rollers, four floating cylinders 12 with upward piston rods are arranged below the workbench, and supporting base plates 13 are arranged at the end parts of the piston rods of the floating cylinders; when the work slide is in the press-fitting position, the four rollers 21 of the work slide fall on the support base plate 13.

In fig. 1 and 2, reference numeral a represents a balance shaft support assembly of a heavy-duty car, and reference numeral B represents an oil seal.

As shown in fig. 1, 2 and 3, the press-fitting driving mechanism comprises a press-fitting oil cylinder 8 and a guide post and guide sleeve assembly (a guide post 17 and a guide sleeve 18), the middle part of a conical transition guide sleeve 16 is fixedly connected with a piston rod of the press-fitting oil cylinder through a threaded sleeve 20 (connected through a screw 19), and guide holes on the periphery of the conical transition guide sleeve guide on the guide post 17; the lower end of the guide post 17 is provided with a ball head, the upper end of the pressure head 14 is provided with a spherical groove, the upper end of the pressure head 14 is supported on the ball head at the lower end of the guide post through the spherical groove and is connected to the lower end of the guide post through a fixing ring 15, and the lower end of the pressure head is provided with an oil seal mounting part to form a floating pressure head device.

The utility model discloses a theory of operation: moving the workpiece sliding table to the feeding workbench, placing the balance shaft bracket assembly of the heavy truck on the workpiece sliding table, moving the working sliding table to drive the balance shaft bracket assembly to the press-fitting position of the workbench, moving the roller of the working sliding table to fall on the floating cylinder, installing the oil seal on the press head, starting the driving oil cylinder, pressing the press head downwards, during the press mounting process, the conical transition guide sleeve is self-aligned and guided by the balance shaft of the heavy-duty car balance shaft support assembly, the pressure head floats, meanwhile, the floating cylinder plays a floating role in the working sliding table, reduces the loss of an oil pressure system, utilizes autonomous guidance, when the oil seal enters the suspension assembly, the plane acting force of the pressure head and the suspension assembly makes the plane of the pressure head completely attached to the workpiece, the precision of the flatness of 0.02mm is realized on the plane of the pressure fitting oil seal and the suspension assembly, the labor intensity of manual alignment is effectively reduced, the efficiency is improved, and the original 3.8 minutes is reduced to 1.8 minutes when the single piece is operated, and the potential safety hazard is effectively eliminated.

Claims

1. Heavy-duty car balance shaft support assembly oil blanket pressure equipment, including C type structure frame, the workstation is located the lower extreme of C type structure frame, and pressure equipment actuating mechanism is located the upper end of C type structure frame, its characterized in that: the lower end of the press-fitting driving mechanism is coaxially connected with a conical transition guide sleeve and a floating pressure head device;

2. The oil seal press-fitting equipment for the balance shaft bracket assembly of the heavy-duty car according to claim 1, wherein: the press-fitting driving mechanism comprises a press-fitting oil cylinder and a guide pillar and guide sleeve assembly, the middle part of the conical transition guide sleeve is fixedly connected with a piston rod of the press-fitting oil cylinder through a threaded sleeve, and guide holes on the periphery of the conical transition guide sleeve guide on the guide pillar; the lower end of the guide pillar is provided with a ball head, the upper end of the pressure head is provided with a spherical groove, the upper end of the pressure head is supported on the ball head at the lower end of the guide pillar through the spherical groove and is connected to the lower end of the guide pillar through a fixing ring, and the lower end of the pressure head is provided with an oil seal installation part to form a floating pressure head device.