CN105619056A - Method for pressing shaft and bearings into dobby box body and press-in device thereof - Google Patents
Method for pressing shaft and bearings into dobby box body and press-in device thereof Download PDFInfo
- Publication number
- CN105619056A CN105619056A CN201610170852.4A CN201610170852A CN105619056A CN 105619056 A CN105619056 A CN 105619056A CN 201610170852 A CN201610170852 A CN 201610170852A CN 105619056 A CN105619056 A CN 105619056A
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- bearing
- casing
- dobbies
- axle
- hydro
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a method for pressing a shaft and bearings into a dobby box body and a press-in device thereof. According to the method, the dobby box body is fixed to a fixing table provided with a first hydraulic cylinder and a second hydraulic cylinder, the bearing with a clamp spring arranged on an outer ring in a sleeving mode is pressed into a first bearing hole through the first hydraulic cylinder and is located in a spot face of the first bearing hole through the clamp spring, and a hydraulic piston rod of the first hydraulic cylinder is kept on the spot face; the shaft provided with a check ring in a sleeving mode is pressed into the bearing in the first bearing hole through the second hydraulic cylinder, and the bearing is located in the first bearing hole through the check ring; a pushing plate and a plurality of connection sleeves are sequentially arranged on the shaft in a sleeving mode, the connection sleeves and the pushing plate are sequentially pushed through the second hydraulic cylinder for pressing the bearing near a second bearing hole into the second bearing hole, and the bearing in the second bearing hole is located in a spot face of the second bearing hole through the clamp spring; hydraulic piston rods of the two hydraulic cylinders retract. The method and the press-in device thereof have the advantages that the assembly accuracy is high and the production efficiency is high.
Description
Technical field:
The present invention relates to the axle on a kind of dobbies casing and bearing method of press-fitting and press-in device thereof.
Background technology:
Dobbies is that box-type is more, and the method that on casing, assembled shaft is traditional directly beats bearing is pressed into axle and casing. Traditional method labour intensity is big, and assembling precision is low, has the possibility damaging bearing and other parts unavoidably.
Summary of the invention:
It is an object of the invention to provide and a kind of fast bearing and axial compression can be entered the axle on the dobbies casing of dobbies casing and bearing method of press-fitting and press-in device thereof.
The technical solution adopted in the present invention has: axle on a kind of dobbies casing and bearing method of press-fitting, described dobbies casing is provided with the first coaxial and mutually through bearing hole and the 2nd bearing hole, comprises
Casing is fixed, and is fixed on by described dobbies casing on the stationary platen being provided with the first contrary hydro-cylinder of liquid presses piston pole transmission direction and the 2nd hydro-cylinder;
Block into jump ring, the sheathed jump ring of difference on the outer ring of two bearings;
Bearing is pressed into the first bearing hole, and in bearing to the first bearing hole described in the first hydro-cylinder pushing one, this bearing is positioned the aperture plane in the first bearing hole by jump ring, and the liquid presses piston pole of the first hydro-cylinder is held in plane place, described aperture;
It is inserted in back-up ring, shield ring sleeve is located on the positioning step face of axle, make back-up ring axial location on axle;
Axial compression enters bearing, and in the bearing in the 2nd hydro-cylinder pushing axle to the first bearing hole, axle is with back-up ring axial location;
Sheathed adapter sleeve and push pedal, be set on axle by adapter sleeve and push pedal;
Bearing press-in the 2nd bearing hole, is inserted on transmission shaft by bearing described in another and is placed in the 2nd bearing hole place, and the 2nd hydro-cylinder pushes adapter sleeve and push pedal successively, is pressed in the 2nd bearing hole by bearing, and bearing is positioned the aperture plane in the 2nd bearing hole by jump ring;
Hydro-cylinder goes back to position, the liquid presses piston pole of two hydro-cylinders retraction, completes the press-in on dobbies casing of two bearings and axle.
For ease of jump ring on bearing installation location, the outer circle wall of described bearing is provided with for the locating slot to jump ring location and installation.
For being pressed in the 2nd bearing hole by bearing better, the diameter of described push pedal is not less than the race diameter of bearing.
In order to realize foregoing invention object, the present invention provides the axle on a kind of dobbies casing and bearing press-in device, first be located on dobbies casing for two bearings is pressed into respectively, in two bearing holes, and axial compression is entered in described two bearings, this device comprises the first hydro-cylinder, 2nd hydro-cylinder, push pedal, adapter sleeve and the stationary platen for supporting dobbies casing, described first hydro-cylinder and the 2nd hydro-cylinder are located on stationary platen in opposite directions and are laid respectively on dobbies casing first, the both sides in two bearing holes, push pedal and adapter sleeve are sheathed on described axle, and adapter sleeve is placed in the 2nd between hydro-cylinder and push pedal.
Further, described stationary platen is provided with the fixture for fixing dobbies casing, this fixture comprises mount pad, support bar, permanent sleeve and thrust screw, described mount pad is fixedly connected on stationary platen, support bar is fixedly connected on mount pad, permanent sleeve is actively socketed on support bar, and thrust screw is threaded on support bar, and one end through permanent sleeve and is connected on support bar.
Further, described mount pad comprises orthogonal first connection face and the 2nd connection face, and support bar is vertically connected on the 2nd connection face.
Further, described first connection face is connected between face with the 2nd to be provided with back up pad.
Further, the diameter of described push pedal is not less than the race diameter of described bearing.
Further, the diameter of described adapter sleeve is less than the diameter of push pedal.
The present invention has following useful effect:
Bearing and axial compression are entered in dobbies casing by hydro-cylinder by the present invention fast, can improve production efficiency raising having of precision of assembling simultaneously, and can avoid the damage that bearing causes owing to beaing.
Accompanying drawing illustrates:
Fig. 1 is centre bearer press-in device structure iron of the present invention.
Fig. 2 is clamp structure figure in centre bearer press-in device of the present invention.
Fig. 3 is that centre bearer press-in device of the present invention is by the sectional view of axle and bearing press-in dobbies casing.
Fig. 4 is the partial enlargement figure in the first bearing hole of Fig. 3 axis press-in dobbies casing.
Embodiment:
Such as Fig. 1, axle on a kind of dobbies casing of the present invention and bearing press-in device, this device is for being pressed in the first bearing hole 11 being located on dobbies casing 1 and the 2nd bearing hole 12 respectively by two bearings 2, and axle 3 is pressed in two bearings, comprise stationary platen 100, first hydro-cylinder 71, 2nd hydro-cylinder 72 and push pedal 5 and adapter sleeve 6, first hydro-cylinder 71 and the 2nd hydro-cylinder 72 are located on stationary platen 100 in opposite directions and are laid respectively on dobbies casing 1 first, the both sides in two bearing holes, push pedal 5 and adapter sleeve 6 are sheathed on described axle 3, and adapter sleeve 6 is placed between the 2nd hydro-cylinder 72 and push pedal 5.
Arranging some fixtures 8 on stationary platen 100, it is roughly rectangular-shaped lock chamber 800 that this fixture 8 forms one, and dobbies casing 1 is located in this lock chamber 800, and is fixed on stationary platen 100 by fixture 8.
Such as Fig. 2, fixture 8 comprises mount pad 81, support bar 82, permanent sleeve 83 and thrust screw 84, mount pad 81 is fixedly connected on stationary platen 100, support bar 82 is fixedly connected on mount pad 81, permanent sleeve 83 is actively socketed on support bar 82, thrust screw 84 is threaded on support bar 82, and one end through permanent sleeve 83 and is connected on support bar 82.
Mount pad 81 in the present invention comprises orthogonal first connection face 810 and the 2nd connection face 811, and support bar 82 is vertically connected on the 2nd connection face 811.
For increasing the intensity of fixture 8, it is connected between face 811 in the first connection face 810 with the 2nd and it is provided with back up pad 812.
Composition graphs 3 and Fig. 4, axle on a kind of dobbies casing of the present invention and bearing method of press-fitting, its press-in step is as follows:
1) casing is fixed, the dobbies casing 1 with the first coaxial and mutually through bearing hole 11 and the 2nd bearing hole 12 is fixed on stationary platen 100, be provided with the first hydro-cylinder 71 and the 2nd hydro-cylinder 72 in the both sides of this stationary platen 100, this two hydro-cylinder is coaxial and liquid presses piston pole transmission direction is contrary;
2) block into jump ring, the sheathed jump ring 21 of difference on the outer ring of two bearings 2;
3) bearing is pressed into the first bearing hole, first hydro-cylinder 71 pushes an outer ring sleeve and is provided with in bearing 2 to the first bearing hole 11 of jump ring 21, this bearing 2 is positioned the aperture plane in the first bearing hole 11 by jump ring 21, and the liquid presses piston pole of the first hydro-cylinder 71 is held in plane place, described aperture;
4) it is inserted in back-up ring, back-up ring 31 is set on the positioning step face 35 of axle 3, make back-up ring 31 axial location on axle 3;
5) axial compression enters bearing, and the 2nd hydro-cylinder 72 pushes in the bearing 2 in axle 3 to the first bearing hole 11, and axle 3 is with back-up ring 31 axial location;
6) sheathed adapter sleeve 6 and push pedal 5, be set on axle 3 by adapter sleeve 6 and push pedal 5;
7) bearing press-in the 2nd bearing hole, the bearing 2 that another outer ring sleeve is provided with jump ring 21 is inserted on transmission shaft 3 and is placed in the 2nd bearing hole 12 place, 2nd hydro-cylinder 72 pushes adapter sleeve 6 and push pedal 5 successively, being pressed into by another one bearing 2 in the 2nd bearing hole 12, this bearing 2 is positioned the aperture plane in the 2nd bearing hole 12 by jump ring 21;
8) hydro-cylinder goes back to position, the liquid presses piston pole of two hydro-cylinders retraction, completes the press-in on dobbies casing (1) of two bearings and axle.
For ease of by jump ring 21 location and installation on the outer circle wall of bearing 2, the outer circle wall of bearing 2 is provided with for the locating slot 22 to jump ring 21 location and installation.
Being provided with positioning step face 35 on axle 3, back-up ring 31 is positioned on axle 3 by this positioning step face 35.
The present invention is for ease of, in the 2nd bearing hole 12 that bearing is pressed into dobbies casing 1, the diameter of push pedal 5 is not less than the race diameter of bearing 2. The diameter of adapter sleeve 6 is less than the diameter of push pedal 5.
The above is only the preferred embodiment of the present invention, it should be noted that for those skilled in the art, can also make some improvement under the premise without departing from the principles of the invention, and these improvement also should be considered as protection scope of the present invention.
Claims (9)
1. the axle on dobbies casing and a bearing method of press-fitting, described dobbies casing (1) is provided with the first coaxial and mutually through bearing hole (11) and the 2nd bearing hole (12), it is characterised in that: comprise
Casing is fixed, and is fixed on by described dobbies casing on the stationary platen (100) being provided with contrary the first hydro-cylinder (71) of liquid presses piston pole transmission direction and the 2nd hydro-cylinder (72);
Block into jump ring, the sheathed jump ring of difference (21) on the outer ring of two bearings (2);
Bearing is pressed into the first bearing hole, described in first hydro-cylinder (71) pushing one, bearing (2) is in the first bearing hole (11), this bearing (2) is positioned the aperture plane in the first bearing hole (11) by jump ring (21), and the liquid presses piston pole of the first hydro-cylinder (71) is held in plane place, described aperture;
It is inserted in back-up ring, back-up ring (31) is set on the positioning step face (35) of axle (3), make back-up ring (31) in the upper axial location of axle (3);
Axial compression enters bearing, and the 2nd hydro-cylinder (72) pushing axle (3) is to, in the bearing (2) in the first bearing hole (11), axle (3) is with back-up ring (31) axial location;
Sheathed adapter sleeve (6) and push pedal (5), be set on axle (3) by adapter sleeve (6) and push pedal (5);
Bearing press-in the 2nd bearing hole, bearing described in another (2) is inserted in transmission shaft (3) go up and be placed in the 2nd bearing hole (12) place, 2nd hydro-cylinder (72) pushes adapter sleeve (6) and push pedal (5) successively, being pressed in the 2nd bearing hole (12) by this bearing, this bearing (2) is positioned the aperture plane in the 2nd bearing hole (12) by jump ring (21);
Hydro-cylinder goes back to position, the liquid presses piston pole of two hydro-cylinders retraction, completes the press-in on dobbies casing (1) of two bearings and axle.
2. the axle on dobbies casing as claimed in claim 1 and bearing method of press-fitting, it is characterised in that: the outer circle wall of described bearing (2) is provided with for the locating slot (22) to jump ring (21) location and installation.
3. the axle on dobbies casing as claimed in claim 1 and bearing method of press-fitting, it is characterised in that: the diameter of described push pedal (5) is not less than the race diameter of bearing (2).
4. the axle on a dobbies casing and bearing press-in device, first be located on dobbies casing for two bearings is pressed into respectively, in two bearing holes, and axial compression is entered in described two bearings, it is characterized in that: this device comprises the first hydro-cylinder (71), 2nd hydro-cylinder (72), push pedal (5), adapter sleeve (6) and the stationary platen (100) for supporting dobbies casing, it is upper and lay respectively on dobbies casing first that described first hydro-cylinder (71) and the 2nd hydro-cylinder (72) are located at stationary platen (100) in opposite directions, the both sides in two bearing holes, push pedal (5) and adapter sleeve (6) are sheathed on described axle, and adapter sleeve (6) is placed between the 2nd hydro-cylinder (72) and push pedal (5).
5. the axle on dobbies casing as claimed in claim 4 and bearing press-in device, it is characterized in that: described stationary platen (100) is provided with the fixture (8) for fixing dobbies casing, this fixture (8) comprises mount pad (81), support bar (82), permanent sleeve (83) and thrust screw (84), described mount pad (81) is fixedly connected on stationary platen (100), support bar (82) is fixedly connected on mount pad (81), permanent sleeve (83) is actively socketed on support bar (82), thrust screw (84) is threaded on support bar (82), and one end through permanent sleeve (83) and is connected on support bar (82).
6. the axle on dobbies casing as claimed in claim 5 and bearing press-in device, it is characterized in that: described mount pad (81) comprises orthogonal first connection face (810) and the 2nd connection face (811), and support bar (82) is vertically connected on the 2nd connection face (811).
7. the axle on dobbies casing as claimed in claim 4 and bearing press-in device, it is characterised in that: described first connection face (810) is connected between face (811) to be provided with back up pad (812) with the 2nd.
8. the axle on dobbies casing as claimed in claim 4 and bearing method of press-fitting, it is characterised in that: the diameter of described push pedal (5) is not less than the race diameter of described bearing.
9. the axle on dobbies casing as claimed in claim 4 and bearing method of press-fitting, it is characterised in that: the diameter of described adapter sleeve (6) is less than the diameter of push pedal (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610170852.4A CN105619056B (en) | 2016-03-24 | 2016-03-24 | Axle and bearing method of press-fitting and its press-in device on a kind of multi-arm box body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610170852.4A CN105619056B (en) | 2016-03-24 | 2016-03-24 | Axle and bearing method of press-fitting and its press-in device on a kind of multi-arm box body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105619056A true CN105619056A (en) | 2016-06-01 |
| CN105619056B CN105619056B (en) | 2017-12-12 |
Family
ID=56034605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610170852.4A Active CN105619056B (en) | 2016-03-24 | 2016-03-24 | Axle and bearing method of press-fitting and its press-in device on a kind of multi-arm box body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105619056B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109483446A (en) * | 2018-11-14 | 2019-03-19 | 博众精工科技股份有限公司 | Parts retainer and part transfer device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201752832U (en) * | 2010-07-05 | 2011-03-02 | 山东交通职业学院 | Bearing press-fit machine for speed changing box |
| CN103182641A (en) * | 2013-03-25 | 2013-07-03 | 山东开泰工业科技有限公司 | Pressing fit machine for rolling bearing pedestal |
| CN203109572U (en) * | 2013-03-22 | 2013-08-07 | 山东菱通重工机械有限公司 | Novel bearing press-fitting machine |
| CN203125091U (en) * | 2013-04-06 | 2013-08-14 | 江西理工大学 | Multifunctional bearing press-filling machine |
| CN203509518U (en) * | 2013-11-08 | 2014-04-02 | 新昌鹤群机械有限责任公司 | Assembly machine for bearings of electronic dobby |
| CN204935035U (en) * | 2015-08-24 | 2016-01-06 | 铜陵重钢机械装备有限公司 | A kind of large-scale roller bearing press-fitting tool |
| CN205520353U (en) * | 2016-03-24 | 2016-08-31 | 江苏瑞德机械有限公司 | Axle and bearing push in device on dobby box |
-
2016
- 2016-03-24 CN CN201610170852.4A patent/CN105619056B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201752832U (en) * | 2010-07-05 | 2011-03-02 | 山东交通职业学院 | Bearing press-fit machine for speed changing box |
| CN203109572U (en) * | 2013-03-22 | 2013-08-07 | 山东菱通重工机械有限公司 | Novel bearing press-fitting machine |
| CN103182641A (en) * | 2013-03-25 | 2013-07-03 | 山东开泰工业科技有限公司 | Pressing fit machine for rolling bearing pedestal |
| CN203125091U (en) * | 2013-04-06 | 2013-08-14 | 江西理工大学 | Multifunctional bearing press-filling machine |
| CN203509518U (en) * | 2013-11-08 | 2014-04-02 | 新昌鹤群机械有限责任公司 | Assembly machine for bearings of electronic dobby |
| CN204935035U (en) * | 2015-08-24 | 2016-01-06 | 铜陵重钢机械装备有限公司 | A kind of large-scale roller bearing press-fitting tool |
| CN205520353U (en) * | 2016-03-24 | 2016-08-31 | 江苏瑞德机械有限公司 | Axle and bearing push in device on dobby box |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109483446A (en) * | 2018-11-14 | 2019-03-19 | 博众精工科技股份有限公司 | Parts retainer and part transfer device |
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| Publication number | Publication date |
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| CN105619056B (en) | 2017-12-12 |
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