CN102773688B - Pull-down type press-in device for axle housing bolt - Google Patents
Pull-down type press-in device for axle housing bolt Download PDFInfo
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- CN102773688B CN102773688B CN201210289352.4A CN201210289352A CN102773688B CN 102773688 B CN102773688 B CN 102773688B CN 201210289352 A CN201210289352 A CN 201210289352A CN 102773688 B CN102773688 B CN 102773688B
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- axle housing
- pull
- housing bolt
- bar
- pull bar
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Abstract
The invention discloses a pull-down type press-in device for an axle housing bolt. The device is characterized in that an axle housing bolt press rod is an inverted 'L'-shaped component which consists of a top horizontal press head and a vertical rod, the top horizontal press head and the position of each axle housing bolt are corresponding to one another one by one, and the press is realized by a pull rod under the driving of a power cylinder by a press disc arranged above the top horizontal press head; and the vertical rod is in meshing transmission with a rotor by a transmission gear, so that the unfolding and the folding of the top horizontal press head can be realized. The device is used for pressing and installing the axle housing bolt, and is high-efficiency and safe.
Description
Technical field
The present invention relates to a kind of equipment being applied in automobile assembling industry, more specifically say the device for press-fiting axle housing bolt.
Background technology
In automobile assembling industry, in axle shell bolt press-fits, press-fiting by following manner of bolt of reversal of the natural order of things realizes: inserting bolt from inside to outside in axle housing die cavity, manually, with the single bolt that knocks of instrument, is pressed into axle housing.How smaller the axle housing of reversal of the natural order of things bolt is, and die cavity space is less, inconvenient operation, and not only production efficiency is low, and knocks in process and easily hurt sb.'s feelings.
Summary of the invention
The present invention is for avoiding the existing weak point of above-mentioned prior art, and an axle housing bolt pull-down press-in device is provided, so that, safety more efficient for press-fiting of axle shell bolt.
The present invention is that technical solution problem adopts following technical scheme:
The design feature of axle housing bolt pull-down press-in device of the present invention is:
Each axle housing bolt depression bar be set be formed by top water concora crush head and vertical bar be inverted " L " type member;
Corresponding one by one with the position of each axle housing bolt with described top water concora crush head, above described top water concora crush head, platen is set, bottom centre position at described platen is fixedly connected with pull bar, and the bottom of described pull bar is connected with the piston rod rod end of power cylinder, forms press mechanism;
Peripheral disposition with described vertical bar around pull bar, in the bottom of described vertical bar, rod end is fixedly installed travelling gear; Periphery at pull bar is provided with rotor by pedestal, and described rotor, and can rotate by bearings in the die cavity of pedestal centered by pull bar axis; Periphery at described rotor is provided with outer peripheral teeth, with described epitrochanterian outer peripheral teeth and travelling gear) engaged transmission, form the rotating mechanism of vertical bar.
The design feature of axle housing bolt pull-down press-in device of the present invention is also:
Bottom frame is set, and described power cylinder is fixedly installed in the frame of bottom, in the frame of described bottom, has platform by stent support; Arrange in the bottom of platform one can horizontal extension telescoping mechanism, the expansion link of described telescoping mechanism by a driving member for driving the rotation of rotor; Described pedestal is fixedly installed on platform; Be positioned at the top of pedestal, have backing plate be connected with bearing and be fixedly installed on pedestal.
Described driving member is arranged on the rack geared structure between telescoping mechanism and rotor.
In described bearing, sliding sleeve is set, described vertical bar is inserted in sliding sleeve and can in sliding sleeve, rotates.
In described rotor, be fixedly installed pull bar sliding sleeve, described pull bar runs through pull bar sliding sleeve, and rotatable in pull bar sliding sleeve.
Be fixedly installed and ship and resell on another market at the end face of described horizontal pressure head, described in rotatable in the pin-and-hole of shipping and reselling on another market on the correspondence position of described platen.
Between described horizontal pressure head and platen, be provided with cushion pad.
On described pull bar, be set with pull bar stage clip, on described vertical bar, be set with depression bar return spring.
Compared with the prior art, beneficial effect of the present invention is embodied in:
1, the present invention drives axle housing bolt depression bar to make axle housing bolt depression bar be able to press-fit completely in axle housing under the driving of power cylinder with pull bar, does not need artificial action, and its process safety is reliable.
2, the present invention drives axle housing bolt depression bar to rotate centered by the axis of its vertical bar by rotor, can make the upper and lower pieces process of the work that press-fits more quick and easy, realizes efficient.
Brief description of the drawings
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is that the present invention press-fits part enlarged drawing;
Fig. 3 is that axle housing bolt depression bar of the present invention expands into working state schematic representation;
Fig. 4 is axle housing bolt depression bar rounding state schematic diagram of the present invention;
Number in the figure: 1 bottom frame; 2 power cylinders; 3 axle housing bolts; 4 axle housings; 5 spline sheets; 6 joints; 7 bearing pins; 8 pull bars; 10 platforms; 11 telescoping mechanisms; 12 driving members; 13 flange 14 bearings; 15 pull bar sliding sleeves; 16 rotors; 17 securing members; 18 gear fasteners; 19 bearings; 20 backing plates; The horizontal pressure head of 21a; The vertical bar of 21b; 22 pull bar stage clips; 23 travelling gears; 24 platen nuts; 25 platen fasteners; 26 platens; 27 cushion pads; 28 ship and resell on another market; 29 depression bar return springs; 30 pedestals; 31 sliding sleeves.
Detailed description of the invention
The structure of the present embodiment intermediate axle shell bolt pull-down press-in device is set to:
Arrange in the bottom of platform 10 one can horizontal extension telescoping mechanism 11, the rotor 16 that the expansion link of telescoping mechanism 11 can actuating sleeve be contained in the periphery of pull bar 8 by a driving member 12 rotates, be provided with periphery driving cog in the upper end of rotor 16, the lower end of rotor 16 is bearing in the die cavity of pedestal 30 by bearing 14, and can rotate around the mold cavity axis of pedestal 30; Pedestal 30 is fixedly installed on platform 10; Be positioned at the top of pedestal 30, backing plate 20 is connected with bearing 19 and is fixedly installed on pedestal 30.
Axle housing bolt depression bar be formed by top water concora crush head 21a and vertical bar 21b be inverted " L " type member, top water concora crush head 21a is corresponding one by one with the position of each axle housing bolt 3, vertical bar 21b is inserted in sliding sleeve 31 and can in sliding sleeve 31, rotates, and sliding sleeve 31 is fixedly installed in the axial sliding sleeving hole on bearing 19; Bar bottom at vertical bar 21b is overlapped a travelling gear 23 admittedly, is meshed with the driving cog on rotor 16 with travelling gear 23.
Be fixedly installed platen 26 on the top of pull bar 8, be fixedly installed and ship and resell on another market 28 at the end face of horizontal pressure head 21a, rotatable in 28 pin-and-holes on the correspondence position of platen 26 of shipping and reselling on another market.
On pull bar 8, be set with pull bar stage clip 22, on vertical bar 21b, be set with depression bar return spring 29.
In concrete enforcement, corresponding structure setting also comprises:
The course of work:
By the drop-down joint 6 of power cylinder 2 and bearing pin 7, drive pull bar 8 and platen 26 descending, depression bar return spring 29 and pull bar stage clip 22 are compressed, and axle housing bolt depression bar is thereupon descending, and presses to axle housing bolt 3 by horizontal pressure head 21a; After axle housing bolt 3 has been press-fited, on power cylinder 2, push away, pull bar 8 rises, pull bar stage clip 22 is upspring platen 26, depression bar return spring 29 is upspring axle housing bolt depression bar, and telescoping mechanism 11 pulls driving member 12 rotor drivens 16 to rotate, and is indirectly with nutating gear 23 and the rotation of axle housing bolt depression bar, the pressure head position gathering of horizontal pressure head 21a is shown in Fig. 4, is now the removable axle housing press-fiting 4 that has completed axle housing bolt 3;
After casting die is treated in replacing, telescoping mechanism 11 pulls driving member 12 rotor drivens 16 to rotate, and is indirectly with nutating gear 23 and horizontal pressure head 21a rotary expansion as shown in Figure 3, and power cylinder 2 is again drop-down, repeats said process;
The microbus rear axle housing bolt that the present invention is applied in 1.6 discharge capacities press-fits process, eight M8 bolt synchronous press mountings, upper press-fit with lower to press-fit interval time be only 25 seconds, and manually knocking in prior art press-fits complete procedure and needs 200 seconds.
Claims (8)
1. an axle housing bolt pull-down press-in device, is characterized in that:
Each axle housing bolt depression bar be set be formed by top water concora crush head (21a) and vertical bar (21b) be inverted " L " type member;
Corresponding one by one with the position of each axle housing bolt (3) with described top water concora crush head (21a), in the top of described top water concora crush head (21a), platen (26) is set, be fixedly connected with pull bar (8) at the bottom centre position of described platen (26), the bottom of described pull bar (8) is connected with the piston rod rod end of power cylinder (2), forms press mechanism;
Peripheral disposition with described vertical bar (21b) around pull bar (8), is fixedly installed travelling gear (23) at the bottom rod end of described vertical bar (21b); Periphery at pull bar (8) is provided with rotor (16) by pedestal (30), described rotor (16) is supported in the die cavity of pedestal (30) by bearing (14), and can centered by pull bar axis, rotate; Periphery at described rotor (16) is provided with outer peripheral teeth, with the outer peripheral teeth on described rotor (16) and travelling gear (23) engaged transmission, forms the rotating mechanism of vertical bar (21b).
2. axle housing bolt pull-down press-in device according to claim 1, it is characterized in that: bottom frame (1) is set, it is upper that described power cylinder (2) is fixedly installed on bottom frame (1), above has platform (10) by stent support in described bottom frame (1); Arrange in the bottom of described platform (10) one can horizontal extension telescoping mechanism (11), the expansion link of described telescoping mechanism (11) by a driving member (12) for driving the rotation of rotor (16); Described pedestal (30) is fixedly installed on platform (10); Be positioned at the top of pedestal (30), have backing plate (20) be connected with bearing (19) and be fixedly installed on pedestal (30).
3. axle housing bolt pull-down press-in device according to claim 2, is characterized in that: described driving member (12) is arranged on the rack geared structure between telescoping mechanism (11) and rotor (16).
4. axle housing bolt pull-down press-in device according to claim 2, it is characterized in that: sliding sleeve (31) is set in described bearing (19), and described vertical bar (21b) is inserted in sliding sleeve (31) and can in sliding sleeve (31), rotates.
5. axle housing bolt pull-down press-in device according to claim 1, it is characterized in that: in described rotor (16), be fixedly installed pull bar sliding sleeve (15), described pull bar (8) runs through pull bar sliding sleeve (15), and rotatable in pull bar sliding sleeve (15).
6. axle housing bolt pull-down press-in device according to claim 1, it is characterized in that: the end face at described horizontal pressure head (21a) is fixedly installed ship and resell on another market (28), described in ship and resell on another market rotatable in (28) pin-and-hole on the correspondence position of described platen (26).
7. axle housing bolt pull-down press-in device according to claim 1, is characterized in that being provided with cushion pad (27) between described horizontal pressure head (21a) and platen (26).
8. axle housing bolt pull-down press-in device according to claim 1, it is characterized in that: on described pull bar (8), be set with pull bar stage clip (22), on described vertical bar (21b), be set with depression bar return spring (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210289352.4A CN102773688B (en) | 2012-08-15 | 2012-08-15 | Pull-down type press-in device for axle housing bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210289352.4A CN102773688B (en) | 2012-08-15 | 2012-08-15 | Pull-down type press-in device for axle housing bolt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102773688A CN102773688A (en) | 2012-11-14 |
| CN102773688B true CN102773688B (en) | 2014-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210289352.4A Active CN102773688B (en) | 2012-08-15 | 2012-08-15 | Pull-down type press-in device for axle housing bolt |
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| Country | Link |
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| CN (1) | CN102773688B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103659227B (en) * | 2013-10-25 | 2017-01-11 | 宁波吉利罗佑发动机零部件有限公司 | Press fitting device for engine high-voltage wire |
| CN106624731A (en) * | 2015-10-29 | 2017-05-10 | 湖北汽车工业学院 | Central axle housing and semi-axial casing pipe assembly positioning pin pressing machine |
| CN107855759B (en) * | 2017-12-19 | 2023-08-29 | 中车洛阳机车有限公司 | Full-suspension locomotive wheel transmission pin press-fitting device |
| CN108213922A (en) * | 2018-02-01 | 2018-06-29 | 三峡大学 | A kind of mechanism and application method for being pressed axle housing and hanging upside down bolt |
| CN109676354B (en) * | 2019-01-28 | 2021-11-05 | 广西汽车集团有限公司 | Rear axle bolt press-fitting device |
| CN109605037B (en) * | 2019-02-16 | 2020-08-11 | 佛山市诺腾精密科技有限公司 | Vehicle inner door handle assembling device |
| CN109648284B (en) * | 2019-02-16 | 2020-08-11 | 佛山市诺腾精密科技有限公司 | Vehicle inner door handle assembling device |
| CN112404946A (en) * | 2020-10-10 | 2021-02-26 | 安徽巨一科技股份有限公司 | Elastic positioning pressure head mechanism for axial-radial bidirectional composite bearing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201267932Y (en) * | 2008-09-05 | 2009-07-08 | 江西江铃底盘股份有限公司 | Tire bolt press mounting equipment of vehicle drive axle differential axle |
| CN101716722A (en) * | 2009-11-20 | 2010-06-02 | 合肥压力机械有限责任公司 | Multi-head floating pressure head device |
| CN202668035U (en) * | 2012-08-15 | 2013-01-16 | 安徽巨一自动化装备有限公司 | Pull-down type pressing-in device for axle housing bolts |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5761434A (en) * | 1980-09-30 | 1982-04-13 | Shinko Electric Co Ltd | Screwing device of nut to l-shaped member |
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2012
- 2012-08-15 CN CN201210289352.4A patent/CN102773688B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201267932Y (en) * | 2008-09-05 | 2009-07-08 | 江西江铃底盘股份有限公司 | Tire bolt press mounting equipment of vehicle drive axle differential axle |
| CN101716722A (en) * | 2009-11-20 | 2010-06-02 | 合肥压力机械有限责任公司 | Multi-head floating pressure head device |
| CN202668035U (en) * | 2012-08-15 | 2013-01-16 | 安徽巨一自动化装备有限公司 | Pull-down type pressing-in device for axle housing bolts |
Non-Patent Citations (1)
| Title |
|---|
| JP昭57-61434A 1982.04.13 |
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| CN102773688A (en) | 2012-11-14 |
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Address after: No.5821, Fanfu Avenue, Baohe District, Hefei City, Anhui Province Patentee after: Anhui Juyi Technology Co., Ltd Address before: 230051 Anhui Province, Hefei City Industrial Park, Baohe Jianghuai heavy industry base Patentee before: ANHUI JEE AUTOMATION EQUIPMENT Co.,Ltd. |