CN102528734A - Separable bearing manual press mounting tool - Google Patents
Separable bearing manual press mounting tool Download PDFInfo
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- CN102528734A CN102528734A CN2012100013271A CN201210001327A CN102528734A CN 102528734 A CN102528734 A CN 102528734A CN 2012100013271 A CN2012100013271 A CN 2012100013271A CN 201210001327 A CN201210001327 A CN 201210001327A CN 102528734 A CN102528734 A CN 102528734A
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- screw rod
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Abstract
The invention relates to a separable bearing manual press mounting tool used for N-shaped and U-shaped bearing mounting. The separable bearing manual press mounting tool comprises a crossed welding base, a screw rod and a U-shaped movable pressing plate, wherein the crossed welding base is characterized in that a fixed block is welded in the center of the base, a screw rod through hole is formed on the fixed block, a longitudinal groove is formed on the inner circumference through hole wall of the screw rod through hole, an inner concave platform is arranged at the lower part of the screw rod through hole, a stopping boss is formed on the inner circumference wall of the screw rod through hole, and the stopping boss extends from the bottom of the screw rod through hole to the top of the screw rod through hole; one end of the screw rod is inserted into the screw rod through hole, a longitudinal boss matched with the longitudinal groove in the screw rod through hole is formed on the screw rod wall of the end which is inserted into the screw rod through hole, screw threads are formed at the other end of the screw rod, a nut is screwed on the end at which the screw threads are formed, and a stress application rod radially penetrates through the nut; and the U-shaped movable pressing plate is placed below the nut, and the pressing plate is driven to move downwards through the rotation of the nut. The manual press mounting tool adopts a manual winding nut form, the use is convenient, the cost is low, and the mounting requirements of bearings with various dimensions can be met only by replacing different pressing plates.
Description
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Technical field
The present invention relates to the separable bearing manual press-loading instrument that a kind of NU of being used for profile shaft holds installation.
Background technology
We know, in order to ensure the performance of bearing, lose efficacy in advance to prevent bearing, select the correct installation method and to use correct erecting tools extremely important.High-voltage motor is when assembling at present; Hold because bearing can separate installation for larger-size NU profile shaft, inner ring adopts mode of heating that it is enclosed within on the axle, and bearing outer ring and roller adopts following fit to carry out independent installation: end cap is placed on the platform; With bearing holder (housing, cover) through being bolted on the end cap; Bearing outer ring is installed in the bearing holder (housing, cover), after end cap, bearing holder (housing, cover), bearing outer ring were linked to be one, the pulling force through bolt was installed in it on electric machine stand more again.Because bearing outer ring and bearing holder (housing, cover) often adopt little matched in clearance or interference fits, therefore need very big pressure assembling force could bearing be placed in the bearing holder (housing, cover), so, generally adopt hydraulic press to install to bigger motor bearings.In process of production, in order to enhance productivity, the workshop often divides one group of 2 people to assemble same motor, and the meeting that so just can not exempt from exists a plurality of groups all to want bearings mounted situation at one time, and so causing needs many table oils press and crane to carry out operation.At present the production scene often has only a table oil press and a crane, if increase not only occupied ground but also increased production cost of hydraulic press and crane, has therefore caused the low of production efficiency.The operating personnel that have just adopt hand hammer that bearing is pounded in the bearing holder (housing, cover) and save time for fear of waiting for crane or hydraulic press, and this mounting means is to install through a sleeve and with the hammering method for the less bearing of some sizes; But to larger-size bearing; If also will install with hand hammer, then a lot of situations can appear: the one, and sleeve is bigger than normal, and the someone buttresses sleeve specially; In the hammering process, can operator's arm be shaken pain; Second since bell to hit power big, sleeve can produce vibration or move a phenomenon, bearing will tilt or be crooked, will damage bearing like this, the life-span of bearing can shorten dramatically; The 3rd, noise is bigger than normal, can't guarantee to carry out production strictly in line with rules and regulations.
Summary of the invention
Cause production efficiency lowly to reach artificial hammering assembling to cause the not enough technical problem of assembly precision, the present invention that a kind of separable bearing manual press-loading instrument is provided in order to overcome existing place and capacity of equipment deficiency.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: separable bearing manual press-loading instrument comprises 1 cross welding base; It is characterized in that: the central authorities at base are welded with fixed block; Fixed block is provided with screw vent, has cannelure on the inner periphery through-hole wall of screw vent, and the bottom of screw vent is provided with interior concave station; The inner peripheral wall of screw vent is provided with and stops boss, stops that boss extends to the bottom by the top of screw vent; A screw rod, an end of screw rod is inserted in the screw vent, on the screw rod wall of this end, be provided with screw vent in vertical boss of cooperating of cannelure, be provided with screw thread at the other end of screw rod, on this end, be rotary with nut, radially run through boosting-rod at nut; One U-shaped movable pressing board is placed on the below of nut, and the rotating band dynamic pressure plate through nut moves down.
Bottom, the two ends indent of described movable pressing board forms seam.
Described movable pressing board is by having notch along the seam inner concave to clamp surface.
Beneficial effect of the present invention is: this manual press-loading instrument adopts the nut form of manually screwing, and easy to use, cost is low, only needs to change the bearing installation requirement that different pressing plates just can satisfy plurality of specifications.During installation, shaft strength is even, and centering precision is good, easy to use, has avoided hand hammer to beat, and has stopped because of the improper technical problem of damaging bearing is installed.
Description of drawings
Fig. 1 is a user mode sketch map of the present invention.
Fig. 2 is a fixed block cutaway view of the present invention.
Among the figure, 1, base, 2, end cap, 3, bearing holder (housing, cover), 4, fixed block, 5, screw rod; 6, bearing outer ring, 7, pressing plate, 8, nut, 9, boosting-rod, 10, screw vent, 11, cannelure; 12, vertical boss, 13, interior concave station, 14, stop boss, 15, seam, 16, notch.
The specific embodiment
As shown in Figure 1, base 1 is welded by common square steel tube intersection, and infall need weld reinforcement, to prevent flexural deformation under pulling force.The fixed block 4 of a circle of welding in the base upper surface; Fixed block 4 is provided with screw vent 10; Have 2 cannelures 11 on the inner periphery through-hole wall of screw vent 10; This cannelure is for ease screw rod 5 to be inserted in the screw vents 10, screw rod 5 on the screw rod wall of insertion end, be provided with screw vent in vertical boss 12 of cooperating of cannelure 11.
As shown in Figure 2, the bottom of screw vent 10 is provided with interior concave station 13, and the inner peripheral wall of screw vent 10 is provided with and stops boss 14; Stop that boss 14 extends to the bottom by the top of screw vent; Screw rod 5 is put into screw vent 10, turn screw rod 5 counterclockwise, the vertical boss 12 on the screw rod is positioned at concave station 13 belows of the bottom of screw vent 10; Stop screw rod 5 to be drawn out of, stop that boss 14 can stop that screw rod 5 is rotated further.
As shown in Figure 1, the other end of screw rod 5 is provided with screw thread, on this end, is rotary with nut 8, and nut 8 outer walls are provided with boosting-rod 9.
As shown in Figure 1, this press mounting tool also comprises a U-shaped movable pressing board 7, and pressing plate 7 is placed on the below of nut, and the rotating band dynamic pressure plate 7 through nut 8 moves down.
During this instrument of use, need base 1 is placed on the platform in advance, above end cap 2 is placed on, make the center of end cap 2 coaxial with the center of fixed block 4 as far as possible, bearing holder (housing, cover) 3 usefulness bolts are installed on the end cap, end cap 2 just becomes an integral body with bearing holder (housing, cover) 3.Afterwards bearing outer ring 6 is placed in the end face of bearing holder (housing, cover), and centring, the cannelure 11 of 2 vertical boss 12 secured in alignment pieces 4 of screw rod 5 is vertically put into fixed block 4; Rotate counterclockwise screw rod 5; This moment, screw rod can not be drawn out of, and noticed that bearing must not collide with when putting into screw rod.Pressing plate 7 is placed on the bearing face gently,, power is passed to bearing equably, make bearing be pressed into bearing holder (housing, cover) through pressing plate through boosting-rod 9 nut 8 of screwing.Because high-voltage motor end cap and bearing holder (housing, cover) weight are very big, can play the function of standing screw fully.
After the installation, unscrew nut, extract pressing plate 7 out, unscrewing screw rod clockwise can extract out, just can carry out next operation more afterwards.In producing by batch, the quantity of base will be done some more, because the general employing of putting of end cap is placed layer by layer, so just between layer and layer, needs to separate with base 1 in advance.Because large-size machine end cap diameter is bigger, weight is bigger, and the operator generally need squat at the enterprising line operate of end cap, and boosting-rod 9 can freely be come in and gone out in nut 8, both can boosting-rod 9 be evacuated to progress row one man operation, also is convenient to 2 people reinforcings simultaneously and rotates.
As shown in Figure 1; Be the compression distance of control bearing, indent forms seam 15 in the bottom, two ends of pressing plate, and the seam degree of depth is the bearing fitting depth; During platen manufacturing; Confirm the length of pressing plate to make the distance between the seam of pressing plate two ends consistent with the diameter of bearing outer ring 6 according to the diameter of different bearing outer ring 6, two ends have the radian consistent with bearing outer ring.
As shown in Figure 1, whether operating personnel align with bearing outer ring at the seam cylindrical that vertical direction can be observed pressing plate for ease, and pressing plate 7 is by having notch 16 as observation panel along seam 15 inner concaves to clamp surface.
This press mounting tool is except that changing the different pressing plates according to different bearing outside diameters, and base of the present invention, screw rod, nut all can be general, can satisfy the bearing of plurality of specifications and install.
Claims (3)
1. separable bearing manual press-loading instrument; Comprise 1 cross welding base, it is characterized in that: the central authorities at base are welded with fixed block, and fixed block is provided with screw vent; Have cannelure on the inner periphery through-hole wall of screw vent; The bottom of screw vent is provided with interior concave station, and the inner peripheral wall of screw vent is provided with and stops boss, stops that boss extends to the bottom by the top of screw vent; A screw rod, an end of screw rod is inserted in the screw vent, on the screw rod wall of this end, be provided with screw vent in vertical boss of cooperating of cannelure, be provided with screw thread at the other end of screw rod, on this end, be rotary with nut, radially run through boosting-rod at nut; One U-shaped movable pressing board is placed on the below of nut, and the rotating band dynamic pressure plate through nut moves down.
2. separable bearing manual press-loading instrument according to claim 1 is characterized in that: bottom, the two ends indent of described movable pressing board forms seam.
3. separable bearing manual press-loading instrument according to claim 2 is characterized in that: described movable pressing board is by having notch along the seam inner concave to clamp surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100013271A CN102528734A (en) | 2012-01-05 | 2012-01-05 | Separable bearing manual press mounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100013271A CN102528734A (en) | 2012-01-05 | 2012-01-05 | Separable bearing manual press mounting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102528734A true CN102528734A (en) | 2012-07-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100013271A Pending CN102528734A (en) | 2012-01-05 | 2012-01-05 | Separable bearing manual press mounting tool |
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| CN (1) | CN102528734A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105437141A (en) * | 2015-12-14 | 2016-03-30 | 上海人本集团有限公司 | Spiral testing rack based disassembling method of full complement cylindrical roller bearing |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60194476U (en) * | 1984-06-04 | 1985-12-25 | 株式会社安川電機 | Bearing insertion device |
| EP0258594A1 (en) * | 1986-09-01 | 1988-03-09 | Horst Klann | Clamping device for the bearing rings of wheel flange hubs |
| CN2409017Y (en) * | 1999-12-22 | 2000-12-06 | 陈钰霖 | Bearing mounting device |
| US20030188410A1 (en) * | 2002-04-09 | 2003-10-09 | English Richard Leroy | Compression sleeve puller with double thread engagement and method of manufacture |
| CN102049756A (en) * | 2009-10-27 | 2011-05-11 | 鸿富锦精密工业（深圳）有限公司 | Extractor |
| CN201900620U (en) * | 2010-11-24 | 2011-07-20 | 西安飞机工业（集团）有限责任公司 | Oscillating bearing dismantling and installing tool |
| CN202428392U (en) * | 2012-01-05 | 2012-09-12 | 山东华力电机集团股份有限公司 | Separable bearing manual pressing tool |
-
2012
- 2012-01-05 CN CN2012100013271A patent/CN102528734A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60194476U (en) * | 1984-06-04 | 1985-12-25 | 株式会社安川電機 | Bearing insertion device |
| EP0258594A1 (en) * | 1986-09-01 | 1988-03-09 | Horst Klann | Clamping device for the bearing rings of wheel flange hubs |
| CN2409017Y (en) * | 1999-12-22 | 2000-12-06 | 陈钰霖 | Bearing mounting device |
| US20030188410A1 (en) * | 2002-04-09 | 2003-10-09 | English Richard Leroy | Compression sleeve puller with double thread engagement and method of manufacture |
| CN102049756A (en) * | 2009-10-27 | 2011-05-11 | 鸿富锦精密工业（深圳）有限公司 | Extractor |
| CN201900620U (en) * | 2010-11-24 | 2011-07-20 | 西安飞机工业（集团）有限责任公司 | Oscillating bearing dismantling and installing tool |
| CN202428392U (en) * | 2012-01-05 | 2012-09-12 | 山东华力电机集团股份有限公司 | Separable bearing manual pressing tool |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105437141A (en) * | 2015-12-14 | 2016-03-30 | 上海人本集团有限公司 | Spiral testing rack based disassembling method of full complement cylindrical roller bearing |
| CN105437141B (en) * | 2015-12-14 | 2017-03-22 | 上海人本集团有限公司 | Spiral testing rack based disassembling method of full complement cylindrical roller bearing |
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Application publication date: 20120704 |