CN106624731A - Central axle housing and semi-axial casing pipe assembly positioning pin pressing machine - Google Patents
Central axle housing and semi-axial casing pipe assembly positioning pin pressing machine Download PDFInfo
- Publication number
- CN106624731A CN106624731A CN201510714493.XA CN201510714493A CN106624731A CN 106624731 A CN106624731 A CN 106624731A CN 201510714493 A CN201510714493 A CN 201510714493A CN 106624731 A CN106624731 A CN 106624731A
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- hydraulic cylinder
- lathe bed
- cylinder
- axial
- positioning mechanism
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
- B23P2700/50—Other automobile vehicle parts, i.e. manufactured in assembly lines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention provides a central axle housing and semi-axial casing pipe assembly positioning pin pressing machine. The pressing machine includes a rack; a bed is arranged on the rack; the bed and the rack are slidingly connected; a positioning mechanism and a pressing mechanism are arranged on the bed; the positioning mechanism includes an axial positioning mechanism and a radial positioning mechanism; the radial positioning mechanism includes two V-shaped positioning plates; the axial positioning mechanism includes a thin oil cylinder and an axial limiting plate, and the thin oil cylinder is horizontally fixed; a push rod is arranged on a piston rod of the thin oil cylinder; the push rod and the axial limiting plate are arranged coaxially; the pressing mechanism includes a first hydraulic cylinder, a second hydraulic cylinder, a third hydraulic cylinder, and a fourth hydraulic cylinder; the first hydraulic cylinder and the second hydraulic cylinder are vertically arranged on the lower end of the bed; the third hydraulic cylinder and the fourth hydraulic cylinder are vertically arranged on the upper end of the bed; the fourth hydraulic cylinder and the second hydraulic cylinder are arranged correspondingly; the third hydraulic cylinder and the first hydraulic cylinder are arranged correspondingly; lower positioning sleeves are arranged on piston rods of the first hydraulic cylinder and the second hydraulic cylinder; and upper positioning sleeves are arranged on piston rods of the third hydraulic cylinder and the fourth hydraulic cylinder. The pressing machine is good in pressing quality, can reduce the working intensity of workers, and can improve the assembly efficiency.
Description
Technical field
The present invention relates to a kind of pressing machine in automotive middle axle axle housing and axle tube assembly alignment pin installation process, belongs to manufactruing equipment of automobile field.
Background technology
In the car in axle shell and axle tube general assembly operation, need to load eight alignment pins.
The installation of existing automotive middle axle axle housing and axle tube assembly alignment pin, adopts more and manually strikes dress, in the assembling mode：It is hammer hammering face and alignment pin pin end face due to striking the standby benchmark of installing, strike and there is percussion power size during dress and the artificial uncertain factor such as the uniformity is difficult to control to, cause to press-fit depth and be difficult to hold, assembling quality cannot be guaranteed, need to carry out 180 degree upset to axle housing in assembling process simultaneously, cause labor strength to increase, production efficiency is low, affect the performance of enterprises.Therefore, existing press-fit approach cannot meet the demand of automobile mass production.
The content of the invention
Press-fit quality and efficiency of assembling for raising alignment pin, reduce labor strength, the present invention proposes a kind of pressing machine in automotive middle axle axle housing and axle tube assembly alignment pin installation process.
For this purpose, the technical scheme is that：Intermediate axle shell and axle tube assembly alignment pin pressing machine, including frame, frame is provided with lathe bed, it is slidably connected between lathe bed and frame, respectively a screw pair is provided with by gripper shoe at frame or so two ends, each screw pair is made up of screw rod and nut, nut is fixedly connected with lathe bed, screw rod is provided with handle, lathe bed is moved left and right in frame by rotating handle when using, it is characterised in that：
Detent mechanism and press-loading device are provided with lathe bed；
The detent mechanism is made up of axial positioning mechanism and radial positioning mechanism, radial positioning mechanism includes two V-type location-plates, two V-type location-plates are separately fixed at the left and right two ends of lathe bed, axial positioning mechanism includes thin cylinder and axial limiting plate, axial limiting plate is respectively arranged on the outside of two V-type location-plates with thin cylinder, thin cylinder is horizontally fixed on lathe bed, and the piston rod front end of thin cylinder is provided with push rod by connecting plate, and push rod is coaxially disposed with axial limiting plate；
The press-loading device includes being vertically set on the first hydraulic cylinder and second hydraulic cylinder of lathe bed lower end, being vertically set on the 3rd hydraulic cylinder and the 4th hydraulic cylinder of lathe bed upper end, 4th hydraulic cylinder is correspondingly arranged with second hydraulic cylinder, 3rd hydraulic cylinder is correspondingly arranged with first hydraulic cylinder, positioning sleeve is respectively equipped with the piston rod upper end of first hydraulic cylinder and second hydraulic cylinder, positioning sleeve on one is respectively equipped with the piston-rod lower end of the 3rd hydraulic cylinder and the 4th hydraulic cylinder, in upper positioning sleeve magnet is provided with.
Using method：
When using, workman hangs onto part on V-type location-plate, its left and right two ends is set to fit completely with V-type location-plate respectively, realize the radial positioning of part, then thin cylinder is started, the piston rod of thin cylinder stretches out drive push rod and moves forward, and makes push rod promote part movement, till the axial locating surface of part is contacted with axial limiting plate, so as to realize the axially position of part；After part is had good positioning, the right position of lathe bed is finely adjusted by rotating the handle at frame two ends, makes the position of part two ends pin-and-hole corresponding with the position of the upper and lower positioning sleeve of press-loading device；After being adjusted in place，Eight alignment pins are put in upper and lower positioning sleeve，Two are put in each positioning sleeve，Alignment pin in lower positioning sleeve is directly fallen in lower positioning sleeve by gravity，Alignment pin in upper positioning sleeve is by magnet adsorption in upper positioning sleeve，After alignment pin is installed，Start the 3rd hydraulic cylinder and the 4th hydraulic cylinder simultaneously，The piston rod of two hydraulic cylinders stretches out the upper positioning sleeve of promotion and moves down，By four alignment pins press-in part above，Alignment pin senses part and sends signal after being press-fit into place，3rd hydraulic cylinder and the 4th hydraulic cylinder quit work，Piston rod also stops moving down remaining there，Positioning sleeve on two is set to keep and feature contacts，Then first hydraulic cylinder and second hydraulic cylinder are started simultaneously，The piston rod of two hydraulic cylinders stretches out the lower positioning sleeve of promotion and moves up，By following four alignment pins press-in part，Part is sensed after being press-fit into place and sends signal，This first hydraulic cylinder and second hydraulic cylinder quit work；After eight alignment pins are all press-fit into place, the piston rod for controlling upper and lower hydraulic cylinder is retracted to starting position, unloads part, prepares next circulation.
Beneficial effect：
The present invention when using lathe bed can be moved left and right and be finely adjusted, it is ensured that press-fit precision by being arranged to be slidably connected between frame and lathe bed；By arranging detent mechanism and press-loading device on lathe bed, part is set to be accurately positioned first, the automation for then realizing alignment pin press-fits.What the pressing machine instead of original alignment pin strikes manually dress, and pressure is uniform and stable, and it is secure to press-fit depth, and it is good to press-fit quality, and effectively reduces labor strength, has saved man-hour, improves efficiency of assembling, reduces production cost.
Description of the drawings
Fig. 1 is the front view of the present invention；
Fig. 2 is the left view of the present invention；
It is numbered in figure：1st, frame；2nd, lathe bed；3rd, handle；4th, V-type location-plate；5th, thin cylinder；6th, axial limiting plate；7th, connecting plate；8th, push rod；9th, the first hydraulic jack；10th, the second hydraulic jack；11st, the 3rd hydraulic jack；12nd, the 4th hydraulic jack；13rd, lower positioning sleeve；14th, upper positioning sleeve；15th, strong magnets；16th, intermediate axle shell and axle tube assembly.
Specific embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 1 and Figure 2, a kind of intermediate axle shell and axle tube assembly alignment pin pressing machine, including frame 1, are provided with lathe bed 2 in frame 1, are slidably connected between lathe bed 2 and frame 1；Respectively a screw pair is provided with by gripper shoe at the left and right two ends of frame 1, each screw pair is made up of screw rod and nut, nut is fixedly connected with lathe bed, and a handle 3 is fixed on screw rod, lathe bed 2 is moved left and right in frame 1 by rotating two handles when using；Detent mechanism and press-loading device are provided with lathe bed 2；The detent mechanism is made up of axial positioning mechanism and radial positioning mechanism, radial positioning mechanism includes two V-type location-plates 4, two V-type location-plates 4 are separately fixed at into the left and right two ends of lathe bed 2, axial positioning mechanism includes thin cylinder 5 and axial limiting plate 6, axial limiting plate 6 is separately positioned on the outside of two V-type location-plates 4 with thin cylinder 5, thin cylinder 5 is horizontally fixed on lathe bed 2, push rod 8 is provided with by connecting plate 7 in the piston rod front end of thin cylinder 5, push rod 8 is coaxially disposed with axial limiting plate 6；The press-loading device includes being vertically set on first hydraulic jack 9 and the second hydraulic jack 10 of lathe bed lower end, being vertically set on the 3rd hydraulic jack 11 and the 4th hydraulic jack 12 of lathe bed upper end, wherein：4th hydraulic jack 12 is correspondingly arranged with the second hydraulic jack 10,3rd hydraulic jack 11 is correspondingly arranged with the first hydraulic jack 9, a lower positioning sleeve 13 is respectively equipped with the piston rod upper end of the first hydraulic jack 9 and the second hydraulic jack 10, positioning sleeve 14 on one is respectively equipped with the piston-rod lower end of the 3rd hydraulic jack 11 and the 4th hydraulic jack 12, strong magnets 15 are provided with inside upper positioning sleeve 14.
As shown in Figure 1 and Figure 2, when using, workman hangs onto intermediate axle shell and axle tube assembly 16 on V-type location-plate, its left and right two ends is set to fit completely with V-type location-plate respectively, realize to intermediate axle shell and the radial positioning of axle tube assembly 16, then thin cylinder is started, the piston rod of thin cylinder stretches out drive push rod and moves forward, push rod is set to promote part movement, till the axial locating surface of intermediate axle shell and axle tube assembly 16 is contacted with axial limiting plate, so as to realize the axially position to intermediate axle shell and axle tube assembly 16；After intermediate axle shell and axle tube assembly 16 are had good positioning, the right position of lathe bed is finely adjusted by rotating the handle at frame two ends, makes the position of intermediate axle shell and the two ends pin-and-hole of axle tube assembly 16 corresponding with the position of the upper and lower positioning sleeve of press-loading device；After being adjusted in place，Eight alignment pins are put in upper and lower positioning sleeve，Two are put in each positioning sleeve，Alignment pin in lower positioning sleeve is directly fallen in lower positioning sleeve by gravity，Alignment pin in upper positioning sleeve is by magnet adsorption in upper positioning sleeve，After alignment pin is installed，Start the 3rd hydraulic cylinder and the 4th hydraulic cylinder simultaneously，The piston rod of two hydraulic cylinders stretches out the upper positioning sleeve of promotion and moves down，By in four alignment pins press-in intermediate axle shell and axle tube assembly 16 above，Alignment pin senses part and sends signal after being press-fit into place，3rd hydraulic cylinder and the 4th hydraulic cylinder quit work，Piston rod also stops moving down remaining there，Positioning sleeve on two is set to keep being contacted with intermediate axle shell and the surface of axle tube assembly 16，Then first hydraulic cylinder and second hydraulic cylinder are started simultaneously，The piston rod of two hydraulic cylinders stretches out the lower positioning sleeve of promotion and moves up，By in following four alignment pins press-in intermediate axle shell and axle tube assembly 16，Part is sensed after being press-fit into place and sends signal，This first hydraulic cylinder and second hydraulic cylinder quit work；After eight alignment pins are all press-fit into place, the piston rod for controlling upper and lower hydraulic cylinder is retracted to starting position, unloads intermediate axle shell and axle tube assembly 16, prepares next circulation.
The present invention when using lathe bed can be moved left and right and be finely adjusted, it is ensured that press-fit precision by being arranged to be slidably connected between frame and lathe bed；By arranging detent mechanism and press-loading device on lathe bed, intermediate axle shell and axle tube assembly is set to be accurately positioned first, the automation for then realizing alignment pin press-fits.What the pressing machine instead of original alignment pin strikes manually dress, and pressure is uniform and stable, and it is secure to press-fit depth, and it is good to press-fit quality, and effectively reduces labor strength, has saved man-hour, improves efficiency of assembling, reduces production cost.
Claims (1)
1. intermediate axle shell and axle tube assembly alignment pin pressing machine, including frame, frame is provided with lathe bed, it is slidably connected between lathe bed and frame, respectively a screw pair is provided with by gripper shoe at frame or so two ends, each screw pair is made up of screw rod and nut, nut is fixedly connected with lathe bed, screw rod is provided with handle, lathe bed is moved left and right in frame by rotating handle when using, it is characterised in that：
Detent mechanism and press-loading device are provided with lathe bed；
The detent mechanism is made up of axial positioning mechanism and radial positioning mechanism, radial positioning mechanism includes two V-type location-plates, two V-type location-plates are separately fixed at the left and right two ends of lathe bed, axial positioning mechanism includes thin cylinder and axial limiting plate, axial limiting plate is respectively arranged on the outside of two V-type location-plates with thin cylinder, thin cylinder is horizontally fixed on lathe bed, and the piston rod front end of thin cylinder is provided with push rod by connecting plate, and push rod is coaxially disposed with axial limiting plate；
The press-loading device includes being vertically set on the first hydraulic cylinder and second hydraulic cylinder of lathe bed lower end, being vertically set on the 3rd hydraulic cylinder and the 4th hydraulic cylinder of lathe bed upper end, 4th hydraulic cylinder is correspondingly arranged with second hydraulic cylinder, 3rd hydraulic cylinder is correspondingly arranged with first hydraulic cylinder, positioning sleeve is respectively equipped with the piston rod upper end of first hydraulic cylinder and second hydraulic cylinder, positioning sleeve on one is respectively equipped with the piston-rod lower end of the 3rd hydraulic cylinder and the 4th hydraulic cylinder, in upper positioning sleeve magnet is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510714493.XA CN106624731A (en) | 2015-10-29 | 2015-10-29 | Central axle housing and semi-axial casing pipe assembly positioning pin pressing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510714493.XA CN106624731A (en) | 2015-10-29 | 2015-10-29 | Central axle housing and semi-axial casing pipe assembly positioning pin pressing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106624731A true CN106624731A (en) | 2017-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510714493.XA Withdrawn CN106624731A (en) | 2015-10-29 | 2015-10-29 | Central axle housing and semi-axial casing pipe assembly positioning pin pressing machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN106624731A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107327452A (en) * | 2017-06-28 | 2017-11-07 | 中国航发南方工业有限公司 | Shaft coupling bonding apparatus |
| CN109108623A (en) * | 2018-10-25 | 2019-01-01 | 巨鑫机床有限公司 | A kind of horizontal automatic press mounting machine |
| CN109333037A (en) * | 2018-11-09 | 2019-02-15 | 安徽好运机械有限公司 | A kind of efficient press-loading apparatus of driving axle of forklift |
| CN111571187A (en) * | 2020-06-22 | 2020-08-25 | 十堰恒瑞机电设备有限公司 | Efficient automobile semi-axis screw pressure equipment machine |
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| JP2000094235A (en) * | 1998-09-29 | 2000-04-04 | Nissan Diesel Motor Co Ltd | Press fitting equipment |
| CN201020616Y (en) * | 2006-12-28 | 2008-02-13 | 重庆宗申技术开发研究有限公司 | Engine cylinder head conduit, seat ring full-automatic press-fitting machine |
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| CN205111228U (en) * | 2015-10-29 | 2016-03-30 | 湖北汽车工业学院 | Well axle housing and semi -axis sleeve pipe assembly locating pin pressure equipment machine |
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2015
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Patent Citations (9)
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| JP2000094235A (en) * | 1998-09-29 | 2000-04-04 | Nissan Diesel Motor Co Ltd | Press fitting equipment |
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| KR20120140381A (en) * | 2011-06-21 | 2012-12-31 | 주식회사 두모리엠앤티 | Tongue stopper install apparatus for productio n of vehicle seat belt |
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| US20130318759A1 (en) * | 2012-05-31 | 2013-12-05 | Hon Hai Precision Industry Co., Ltd. | Mounting mechanism for assembling plastic plug |
| CN102773688A (en) * | 2012-08-15 | 2012-11-14 | 安徽巨一自动化装备有限公司 | Pull-down type press-in device for axle housing bolt |
| CN103008956A (en) * | 2012-12-27 | 2013-04-03 | 郑州精益达汽车零部件有限公司 | Jig for welding axle case with brake mounting flange and air chamber bracket base of passenger car |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107327452A (en) * | 2017-06-28 | 2017-11-07 | 中国航发南方工业有限公司 | Shaft coupling bonding apparatus |
| CN109108623A (en) * | 2018-10-25 | 2019-01-01 | 巨鑫机床有限公司 | A kind of horizontal automatic press mounting machine |
| CN109108623B (en) * | 2018-10-25 | 2023-09-26 | 巨鑫机床有限公司 | Horizontal automatic press-fitting machine |
| CN109333037A (en) * | 2018-11-09 | 2019-02-15 | 安徽好运机械有限公司 | A kind of efficient press-loading apparatus of driving axle of forklift |
| CN109333037B (en) * | 2018-11-09 | 2024-03-22 | 安徽好运机械有限公司 | High-efficient pressure equipment device of fork truck transaxle |
| CN111571187A (en) * | 2020-06-22 | 2020-08-25 | 十堰恒瑞机电设备有限公司 | Efficient automobile semi-axis screw pressure equipment machine |
| CN111571187B (en) * | 2020-06-22 | 2024-04-16 | 十堰恒瑞机电设备有限公司 | Efficient automobile half shaft screw press-fitting machine |
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Legal Events
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170510 |
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| WW01 | Invention patent application withdrawn after publication |