CN104289892A - Gearbox casing pressing tool - Google Patents
Gearbox casing pressing tool Download PDFInfo
- Publication number
- CN104289892A CN104289892A CN201410539851.3A CN201410539851A CN104289892A CN 104289892 A CN104289892 A CN 104289892A CN 201410539851 A CN201410539851 A CN 201410539851A CN 104289892 A CN104289892 A CN 104289892A
- Authority
- CN
- China
- Prior art keywords
- pressure head
- bearing
- head
- oil sealing
- output shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
Abstract
The invention discloses a gearbox casing pressing tool. An input shaft rear bearing press head, an output shaft bearing press head, a differential bearing press head and limit columns are fixed on a base plate in the lower half portion. The top sides of the limit columns are level. Four guide rods are vertically arranged, and a spring sleeves each guide rod. The lower end of each guide rod is fixed with a base plate, and the upper portion of each guide rod penetrates a corresponding hole in an upper plate to be connected with a bolt. The upper portion of an oil seal press head in the upper half portion is inserted into a blind hole in the lower end portion of a connection shaft, a small spring is arranged between the bottom of the blind hole and the upper end of the oil seal press head, two small screws are fixed on the insertion portion of the oil seal press head, the small screws penetrate corresponding strip holes in the connection shaft, and the lower plate face of the upper press plate is fixed with the upper end of the connection shaft. By means of the too, all bearings and oil seals can be pressed in the corresponding installation holes in a gearbox casing, and pressing efficiency can be improved greatly.
Description
Technical field
The invention belongs to speed changer production assembling field, specifically, particularly relate to a kind of press-fitting tool of case of transmission.
Background technology
In the assembling process of case of transmission, need in the installing hole of the correspondence on case of transmission by some bearings and oil seal pressing.At present, the mode that general employing repeatedly press-fits is by installing hole corresponding on case of transmission to all bearings and oil seal pressing, and it is low that the maximum shortcoming of this press-fit approach press-fits efficiency exactly.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of case of transmission press-fitting tool efficiently.
Technical scheme of the present invention is as follows: a kind of case of transmission press-fitting tool, it is characterized in that: this frock is made up of the first half and the latter half, wherein the latter half comprises base plate and guide post, the end face of wherein base plate is vertically fixed with a rear bearing, input shaft pressure head, output shaft bearing pressure head, differential axle pressure bearing head and one group of limited post, wherein all limited posts not on same straight line, the either flush of these limited posts; Described rear bearing, input shaft pressure head is positioned at the right front of output shaft bearing pressure head, the left side of this output shaft bearing pressure head is provided with described differential axle pressure bearing head side by side, and the either flush of rear bearing, input shaft pressure head and output shaft bearing pressure head, and higher than the end face of described differential axle pressure bearing head; The upper end of described output shaft bearing pressure head is up-small and down-big two-part multidiameter structure, described axle rear bearing pressure head is identical with the structure of differential axle pressure bearing head upper end, be up-small and down-big two-part structure, its small diameter section is up-small and down-big conus portion, and large footpath section is cylindrical portion;
Described guide post number is four, and in vertically arranging, these four guide posts not on same straight line, and every root guide post are set with a spring; Lower end and the base plate of guide post described in every root are fixed, and the top of every root guide post, through after via hole corresponding on same upper plate, be connected with a hexagon flange bolt, and the top of described three pressure heads is all through the large via hole of on upper plate by threaded coaxial; Described upper plate is parallel with base plate, and can move up and down, and on upper sheet top surface, be vertically fixed with two alignment pins;
Described the first half comprises oil sealing pressure head and top board, and wherein the axial line of oil sealing pressure head and described differential axle pressure bearing head are on same straight line, and this oil sealing pressure head lower end is up big and down small two-part multidiameter structure; Described oil sealing pressure head top is inserted in the blind hole offered vertically connecting axle bottom, a little spring is provided with at the bottom of the hole of this blind hole and between the upper end of oil sealing pressure head, and the insertion section of oil sealing pressure head is installed with two Screws, these two Screws are all vertical with oil sealing pressure head, and these two Screws are through in bar hole corresponding on connecting axle respectively; Described top board is in being horizontally disposed with, and lower face and the described connecting axle upper end of this top board are fixed.
Before press-fiting, first by alignment pin, case of transmission is positioned on upper plate, then bearing and oil sealing are pressed in advance the aperture place of corresponding installing hole on case of transmission, controlling press again drives the first half to move down, and top board matches with rear bearing, input shaft pressure head, and rear bearing, input shaft being fitted in the installing hole on case of transmission, this top board matches with output shaft bearing pressure head simultaneously, and is fitted in by bearing of input shaft in the installing hole on case of transmission; Meanwhile, described oil sealing pressure head and differential axle pressure bearing head match, thus oil sealing and differential bearing are fitted in the lump in the same installing hole on case of transmission, and the stroke that limited post moves down for limiting upper plate, to ensure that all bearings and oil seal pressing put in place.
Adopt above technical scheme, the present invention can once simultaneously by installing hole corresponding on case of transmission to all bearings and oil seal pressing, so just significantly can improve and press-fit efficiency, overcome the defect of traditional press-fit approach well, and structure of the present invention is simple, easy to implement, there is good practicality.
As optimal design, the number of described limited post is four, and these four limited posts are distributed on four summits of same rectangle, so just can lead to upper plate well, thus in the process preventing upper plate from moving down, clamping stagnation occur.
As preferably, on same straight line, there is clamping stagnation in the process that so just can prevent oil sealing pressure head from moving down better in the axial line of two described Screws.
Beneficial effect: the present invention can once simultaneously by installing hole corresponding on case of transmission to all bearings and oil seal pressing, so just significantly can improve and press-fit efficiency, overcome the defect of traditional press-fit approach well, and structure of the present invention is simple, easy to implement, there is good practicality and reliability, be suitable for extensively promoting the use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described:
As shown in Figure 1, a kind of case of transmission press-fitting tool, this press-fitting tool is made up of the first half and the latter half, and the effect of this press-fitting tool is in the installing hole of the correspondence on case of transmission by bearing and oil seal pressing simultaneously.
Wherein, the latter half is formed primarily of base plate 1, rear bearing, input shaft pressure head 2, output shaft bearing pressure head 3, differential axle pressure bearing head 4, limited post 5, guide post 6, spring 7, upper plate 8 and alignment pin 10.Wherein, base plate 1 is rectangular slab, and two end faces of this base plate 1 have a n v notch v, and base plate 1 is fixed on work top by the trapezoidal guide post be located in these four n v notch vs.The end face of base plate 1 is vertically fixed with a rear bearing, input shaft pressure head 2, output shaft bearing pressure head 3, differential axle pressure bearing head 4 and one group of limited post 5 by screw, wherein all limited posts 5 are not on same straight line, the either flush of these limited posts 5, and the effect of limited post 5 is strokes that restriction upper plate 8 moves downward.In the present case, the number of limited post 5 is four, and these four limited posts 5 are distributed on four summits of same rectangle.
As can be seen from Figure 1, described rear bearing, input shaft pressure head 2 is positioned at the right front of output shaft bearing pressure head 3, the left side of this output shaft bearing pressure head 3 is provided with described differential axle pressure bearing head 4 side by side, and the either flush of rear bearing, input shaft pressure head 2 and output shaft bearing pressure head 3, and higher than the end face of described differential axle pressure bearing head 4.Further, rear bearing, input shaft pressure head 2, output shaft bearing pressure head 3 and differential axle pressure bearing head 4 are positioned at the rectangle that four limited posts 5 surround.The upper end of described output shaft bearing pressure head 3 is up-small and down-big two-part multidiameter structure, described axle rear bearing pressure head 2 is identical with the structure of differential axle pressure bearing head 4 upper end, be up-small and down-big two-part structure, its small diameter section is up-small and down-big conus portion, and large footpath section is cylindrical portion.
Described guide post 6 number is four, and in vertically arranging, these four guide posts 6 not on same straight line, and every root guide post 6 are set with a spring 7.In the present case, four guide posts 6 are positioned on four summits of same rectangle, and these four guide posts 6 lay respectively at four edges of base plate 1.Lower end and the base plate 1 of guide post 6 described in every root are fixed, the top of every root guide post 6 is through after via hole corresponding on same upper plate 8, a hexagon flange bolt 9 is connected with by threaded coaxial, and hexagon flange bolt 9 is pressed on upper plate 8 by packing ring 16, this packing ring 16 is sleeved on guide post 6.The middle part of described upper plate 8 has the large via hole 8a of a up/down perforation, and the top of described rear bearing, input shaft pressure head 2, output shaft bearing pressure head 3 and differential axle pressure bearing head 4 is all through this large via hole 8a.Described upper plate 8 is parallel with base plate 1, and can move up and down, and is vertically fixed with two alignment pins 10 on upper plate 8 end face, and this alignment pin 10 is for being positioned at the end face of upper plate 8 by differential casing.
As can be seen from Figure 1, described the first half is formed primarily of oil sealing pressure head 11, connecting axle 12, little spring 13, Screw 14 and top board 15.Wherein, the axial line of described oil sealing pressure head 11 and the axial line of differential axle pressure bearing head 4 are on same straight line, and oil sealing pressure head 11 is positioned at directly over differential axle pressure bearing head 4, and these two pressure heads that work cooperatively interact.The lower end of described oil sealing pressure head 11 is up big and down small two-part multidiameter structure, the top of this oil sealing pressure head 11 is inserted in blind hole 12a, this blind hole 12a along the bottom being opened in connecting axle 12 vertically, and is provided with a little spring 13 at the bottom of the hole of blind hole 12a and between oil sealing pressure head 11 upper end.Meanwhile, the insertion section of oil sealing pressure head 11 is installed with two Screws 14, and these two Screws 14 are all vertical with oil sealing pressure head 11, and these two Screws 14 are through in bar hole 12b corresponding on connecting axle 12 respectively.As preferably, the axial line of two Screws 14 is on same straight line.
Described top board 15 is in being horizontally disposed with, and lower face and described connecting axle 12 upper end of this top board 15 are fixed, and are connected with the pressure head of press when top board 15 is installed, and during work, whole first half branch moves down together.
Operation principle of the present invention is as follows:
Before press-fiting, first by alignment pin 10, case of transmission is positioned on the end face of upper plate 8, then bearing and oil sealing are pressed in advance the aperture place of corresponding installing hole on case of transmission, controlling press again drives the first half to move down, and top board 15 matches with rear bearing, input shaft pressure head 2, and rear bearing, input shaft is fitted in the installing hole on case of transmission, this top board 15 matches with output shaft bearing pressure head 3 simultaneously, and is fitted in by bearing of input shaft in the installing hole on case of transmission; Meanwhile, described oil sealing pressure head 11 and differential axle pressure bearing head 4 match, thus oil sealing and differential bearing are fitted in the lump in the same installing hole on case of transmission, and the stroke that limited post 5 moves down for limiting upper plate 8, to ensure that all bearings and oil seal pressing put in place; Complete after press-fiting, the first half move reset, now, upper plate 8 under the elastic force effect of spring 7 on move reset, and oil sealing pressure head 11 moves down reset under the elastic force effect of little spring 13, and Screw 14 limits the stroke that oil sealing pressure head 11 moves up and down.
The foregoing is only preferred embodiment of the present invention, is not restriction with the present invention, and all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. a case of transmission press-fitting tool, it is characterized in that: this frock is made up of the first half and the latter half, wherein the latter half comprises base plate (1) and guide post (6), the end face of wherein base plate (1) is vertically fixed with a rear bearing, input shaft pressure head (2), output shaft bearing pressure head (3), differential axle pressure bearing head (4) and one group of limited post (5), wherein all limited posts (5) not on same straight line, the either flush of these limited posts; Described rear bearing, input shaft pressure head (2) is positioned at the right front of output shaft bearing pressure head (3), the left side of this output shaft bearing pressure head is provided with described differential axle pressure bearing head (4) side by side, and the either flush of rear bearing, input shaft pressure head (2) and output shaft bearing pressure head (3), and higher than the end face of described differential axle pressure bearing head (4); The upper end of described output shaft bearing pressure head (3) is up-small and down-big two-part multidiameter structure, described axle rear bearing pressure head (2) is identical with the structure of differential axle pressure bearing head (4) upper end, be up-small and down-big two-part structure, its small diameter section is up-small and down-big conus portion, and large footpath section is cylindrical portion;
Described guide post (6) number is four, and in vertically arranging, these four guide posts (6) not on same straight line, and every root guide post (6) are set with a spring (7); The lower end of guide post (6) described in every root and base plate (1) are fixed, the top of every root guide post (6) is through after the upper corresponding via hole of same upper plate (8), be connected with a hexagon flange bolt (9) by threaded coaxial, and the top of described three pressure heads is all through a large via hole (8a) on upper plate (8); Described upper plate (8) is parallel with base plate (1), and can move up and down, and on upper plate (8) end face, be vertically fixed with two alignment pins (10);
Described the first half comprises oil sealing pressure head (11) and top board (15), wherein the axial line of oil sealing pressure head (11) and described differential axle pressure bearing head (4) are on same straight line, and this oil sealing pressure head lower end is up big and down small two-part multidiameter structure; Described oil sealing pressure head (11) top is inserted in the blind hole (12a) offered vertically connecting axle (12) bottom, a little spring (13) is provided with at the bottom of the hole of this blind hole and between the upper end of oil sealing pressure head (11), and the insertion section of oil sealing pressure head (11) is installed with two Screws (14), these two Screws are all vertical with oil sealing pressure head (11), and these two Screws (14) are through in the upper corresponding bar hole (12b) of connecting axle (12) respectively; Described top board (15) is in being horizontally disposed with, and lower face and described connecting axle (12) upper end of this top board are fixed.
2. case of transmission press-fitting tool according to claim 1, is characterized in that: the number of described limited post (5) is four, and these four limited posts (5) are distributed on four summits of same rectangle.
3. case of transmission press-fitting tool according to claim 1 and 2, is characterized in that: the axial line of two described Screws (14) is on same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410539851.3A CN104289892A (en) | 2014-10-14 | 2014-10-14 | Gearbox casing pressing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410539851.3A CN104289892A (en) | 2014-10-14 | 2014-10-14 | Gearbox casing pressing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104289892A true CN104289892A (en) | 2015-01-21 |
Family
ID=52309965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410539851.3A Pending CN104289892A (en) | 2014-10-14 | 2014-10-14 | Gearbox casing pressing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104289892A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107900648A (en) * | 2017-12-28 | 2018-04-13 | 安徽星瑞齿轮传动有限公司 | A kind of fixture for assembling case of transmission positioning pin and oil sealing |
| CN108568656A (en) * | 2017-09-27 | 2018-09-25 | 湖南吉盛国际动力传动系统有限公司 | The outer hub piston guiding device for press mounting of speed changer and piston pressing method |
| CN109202423A (en) * | 2018-11-30 | 2019-01-15 | 重庆长安汽车股份有限公司 | A kind of positioning pin press-loading apparatus |
| CN109623330A (en) * | 2018-12-18 | 2019-04-16 | 江门气派摩托车有限公司 | A kind of transmission case attachment press-loading apparatus |
| CN116100280A (en) * | 2023-04-13 | 2023-05-12 | 浙江万里扬新能源驱动有限公司杭州分公司 | Equipment for assembling automobile transmission shell and bearing outer ring |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0985549A (en) * | 1995-09-22 | 1997-03-31 | Nissan Motor Co Ltd | Press-in machine provided with anti-slip-off member assembling mechanism and assembling method by the machine |
| JP2009291896A (en) * | 2008-06-06 | 2009-12-17 | Nissan Motor Co Ltd | Work positioning device |
| CN202763415U (en) * | 2012-05-24 | 2013-03-06 | 武汉黄鹤拖拉机制造有限公司 | Bearing, bearing bush and oil seal combined pneumatic device |
| CN202763414U (en) * | 2012-05-24 | 2013-03-06 | 武汉黄鹤拖拉机制造有限公司 | Housing bearing and oil seal combined pneumatic device |
| CN204277379U (en) * | 2014-10-14 | 2015-04-22 | 重庆蓝黛动力传动机械股份有限公司 | Case of transmission press-fitting tool |
-
2014
- 2014-10-14 CN CN201410539851.3A patent/CN104289892A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0985549A (en) * | 1995-09-22 | 1997-03-31 | Nissan Motor Co Ltd | Press-in machine provided with anti-slip-off member assembling mechanism and assembling method by the machine |
| JP2009291896A (en) * | 2008-06-06 | 2009-12-17 | Nissan Motor Co Ltd | Work positioning device |
| CN202763415U (en) * | 2012-05-24 | 2013-03-06 | 武汉黄鹤拖拉机制造有限公司 | Bearing, bearing bush and oil seal combined pneumatic device |
| CN202763414U (en) * | 2012-05-24 | 2013-03-06 | 武汉黄鹤拖拉机制造有限公司 | Housing bearing and oil seal combined pneumatic device |
| CN204277379U (en) * | 2014-10-14 | 2015-04-22 | 重庆蓝黛动力传动机械股份有限公司 | Case of transmission press-fitting tool |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108568656A (en) * | 2017-09-27 | 2018-09-25 | 湖南吉盛国际动力传动系统有限公司 | The outer hub piston guiding device for press mounting of speed changer and piston pressing method |
| CN107900648A (en) * | 2017-12-28 | 2018-04-13 | 安徽星瑞齿轮传动有限公司 | A kind of fixture for assembling case of transmission positioning pin and oil sealing |
| CN109202423A (en) * | 2018-11-30 | 2019-01-15 | 重庆长安汽车股份有限公司 | A kind of positioning pin press-loading apparatus |
| CN109623330A (en) * | 2018-12-18 | 2019-04-16 | 江门气派摩托车有限公司 | A kind of transmission case attachment press-loading apparatus |
| CN116100280A (en) * | 2023-04-13 | 2023-05-12 | 浙江万里扬新能源驱动有限公司杭州分公司 | Equipment for assembling automobile transmission shell and bearing outer ring |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150121 |