CN204053384U

CN204053384U - A kind of Novel disk withdrawal bearing arrangement

Info

Publication number: CN204053384U
Application number: CN201420346796.1U
Authority: CN
Inventors: 荣燕萍
Original assignee: Guizhou Honglin Machinery Co Ltd
Current assignee: Guizhou Honglin Machinery Co Ltd
Priority date: 2014-06-27
Filing date: 2014-06-27
Publication date: 2014-12-31
Anticipated expiration: 2024-06-27

Abstract

The utility model discloses a kind of Novel disk withdrawal bearing arrangement, comprise support (1), it is characterized in that: support (1) is in half of I-shaped, there is screw rod (7) lower end, screw rod (7) is connected with lining (6), have the locating shaft (3) corresponding with dead eye in lining (6), lining (6) is upper by support (1) one end limited location pin (2), and the other end has screw (5); The upper limited location cotter way of support (1), there is supporting (4) support (1) upper end; Screw rod (7) has rotating handle; Spacer pin (2) is to the locating shaft (symmetry 0.01 of 3; Support (1) main body fills spacing cotter way to supporting 4 symmetry 0.01; Locating shaft (3) center is to the distance size tolerance+0.01 of spacer pin (2).The utility model is according to the design feature of dismounting bearing arrangement, solve and beat bearing the problem of bearing and damage parts with iron hammer, set of device can be applied to the dismounting of same size bearing at diverse location, greatly save the take-down time, have important effect to the dismounting problem solving the bearing that specific position is installed.

Description

A kind of Novel disk withdrawal bearing arrangement

Technical field

The technical field that the present invention relates to has assembling process technique, and the designing technique of special tooling design, belongs to assembly tool field, specifically a kind of Novel disk withdrawal bearing arrangement.

Background technology

Rolling bearing is use more a kind of bearing at the swinging axle of supporting machinery system and rotating shaft, be widely used in the product of High Rotation Speed, and bearing can need to change after use one-period, because the inner ring of bearing and the cooperation of axle are interference fit, bearing outer ring and bearings mounted hole are also interference fit, and bearing bottom be depressed into support dress dead eye bottom surface prop up by jump ring, as shown in Figure 7, arrow is bearing exit axis, when moving back bearing because the axle bumper coordinated with bearing inner race is to cannot forward exit, can only oppositely exit, oppositely to exit and due to axle with install the assembly structure of bear box and cause operator to be difficult to operation, withstand on bearing outer ring iron hammer with a lining to knock bearing is withdrawn before, as shown in Figure 8, arrow is that iron hammer knocks direction, although bearing also can withdraw, but operating difficulties, and axle and installation bear box also fragile, even if take this damageability method for dismounting namely to extend the take-down time turn improve disassembly cost, so need to improve method for dismounting.

The bearing disassembling devices such as the dismounting great majority La Mashi of usual bearing, and these dismounting bearing arrangements need to possess certain external condition, such as device stress surface wants enough supporting surface, part when tearing bearing open, bearing filled such as axle on bearing inner race will first be removed.And some bearing can be contained in a special position according to the needs of product, not only prop up by face narrow, and bearing inner race is equipped with axle, axle cannot first be removed again, first bearing first must be pulled down, the exit axis of bearing is unique in addition can only be oppositely exit, as shown in Figure 7, arrow is bearing exit axis, in this kind of bearing removal process, the originally device course of work of employing, first broached bushing bottom surface is propped up by bearing outer ring end face, operator allows lining probably to center voluntarily, then cancelling is knocked with iron hammer, bearing is beaten out, as shown in Figure 8, arrow is that iron hammer knocks direction, this device does not have positioner due to lining, beat lining at every turn and have certain displacement, in the process of beaing, lining can scratch support installing dead eye, housing is caused to scrap.

Summary of the invention

The utility model, in order to solve the problem as far as possible, improves the versatility of provision for disengagement simultaneously, and operating result is the same each time to allow each operator, allows bearing easily pull down exactly, also will ensure that housing installation shaft bearing bore stands intact.

The purpose of this utility model and solve its technical problem underlying and realize by the following technical solutions: a kind of Novel disk withdrawal bearing arrangement, comprise support 1, support 1 is in half of I-shaped, there is screw rod 7 lower end, screw rod 7 is connected with lining 6, have the locating shaft 3 corresponding with dead eye in lining 6, by support 1 one end limited location pin 2 on lining 6, the other end has screw 5; Limited location cotter way on support 1, there is supporting 4 support 1 upper end, for propping up by bearing face.

Described a kind of Novel disk withdrawal bearing arrangement, wherein: screw rod 7 has rotating handle.

Described a kind of Novel disk withdrawal bearing arrangement, wherein: the symmetry 0.01 of spacer pin 2 pairs of locating shafts 3.

Described a kind of Novel disk withdrawal bearing arrangement, wherein: support 1 main body fills spacing cotter way to supporting 4 symmetry 0.01.

Described a kind of Novel disk withdrawal bearing arrangement, wherein: locating shaft 3 center is to the distance size tolerance+0.01 of spacer pin 2.

During use, lining 6 first by being equipped with locating shaft 3 be supported on part by face, locating shaft 3 is reached in the locating hole of part and locate rear screw 5 and fix, then rested on like clockwork between the outer ring of bearing and inner ring by banking pin 2 with the supporting 4 being contained in support 1, achieving each operator uses provision for disengagement to locate unanimously each time, after locating, after being strained by rotary screw 7, screw 5 is unclamped, continuing rotary screw 7 makes bearing being reversed at the uniform velocity exit power Transmit evenly to supporting 4, exit in process whole, keeper 3 can be moved down along bearing, and supporting 4 also can not contact part, realize uniform force not injuring part.

?the utility model compared with prior art has obvious advantage and beneficial effect.From above technical scheme, the beneficial effects of the utility model:

1, each operator uses the location of provision for disengagement to want consistent each time.

2, bearing exits process uniform force and does not produce interference injuring part.

The utility model is according to the design feature of dismounting bearing arrangement, solve and beat bearing the problem of bearing and damage parts with iron hammer, set of device can be applied to the dismounting of same size bearing at diverse location, greatly save the take-down time, have important effect to the dismounting problem solving the bearing that specific position is installed.

Accompanying drawing explanation

Fig. 1 is the utility model structural representation,

Fig. 2 is the utility model embodiment bearing figure,

Fig. 3 is the utility model technical requirement schematic diagram,

Fig. 4 is the left view of Fig. 3,

Fig. 5 is the A-A sectional view of Fig. 3,

Fig. 6 is the utility model embodiment placing part figure,

Fig. 7 is bearing scheme of installation,

Fig. 8 is that prior art bearing exits schematic diagram.

Mark in figure: 1, support, 2, spacer pin, 3, locating shaft, 4, supporting, 5, screw, 6, lining, 7 screw rods, 8, axle, 9, bearing, 10, jump ring, 11, housing, 12, lining A.

Detailed description of the invention

Below in conjunction with accompanying drawing and preferred embodiment, to according to a kind of Novel disk withdrawal bearing arrangement detailed description of the invention, feature and the effect thereof that the utility model proposes, be described in detail as follows.

See Fig. 1-6, a kind of Novel disk withdrawal bearing arrangement, comprises support 1, support 1 is in half of I-shaped, and there is screw rod 7 lower end, and screw rod 7 is connected with lining 6, have the locating shaft 3 corresponding with dead eye in lining 6, by support 1 one end limited location pin 2 on lining 6, the other end has screw 5; Limited location cotter way on support 1, there is supporting 4 support 1 upper end, for propping up by bearing face.

During use, as shown in Figure 1, lining 6 first by being equipped with locating shaft 3 be supported on part by face, locating shaft 3 is reached in the locating hole of part and locate rear screw 5 and fix, then rested on like clockwork between the outer ring of bearing and inner ring by banking pin 2 with the supporting 4 being contained in support 1, achieving each operator uses provision for disengagement to locate unanimously each time, after locating, after being strained by rotary screw 7, screw 5 is unclamped, continuing rotary screw 7 makes bearing being reversed at the uniform velocity exit power Transmit evenly to supporting 4, exit in process whole, keeper 3 can be moved down along bearing, and supporting 4 also can not contact part, realize uniform force not injuring part.

Technical requirement:

Bearing and shell dimension require as shown in Figure 2, for meeting the demands, not only provision for disengagement structural design is wanted rationally, and it is also quite important to moving back bearing arrangement technical requirement, as in Figure 3-5, in device, locating shaft 3 is main centring elements of whole device, whole unloading process is indispensable, symmetry 0.01 requirement of spacer pin 2 pairs of locating shafts 3, support 1 main body fills banking pin groove to supporting 4 symmetry requirement 0.01, locating shaft 3 center is to the distance size tolerance+0.01 of spacer pin 2, ensure that supporting 4 offsets when propping up and coming to bearing face all around and be no more than 0.01, realize operating supporting 4 each time to rest on like clockwork between the outer ring of bearing and inner ring, exit in process at bearing and be unlikely to produce supporting 4 and dead eye wall friction score bearings hole.

In order to application of the present utility model is described better, the existing application process that this utility model is described for the dismounting of certain type product pendulum mass component middle (center) bearing.

(1) design of fixture

According to bearing mounting structure feature, by the aforementioned fixture accurate positioning that will realize, uniform force.Jig Design two groups of setting elements, one group of force assembly, one group be that fixture is connected setting element with pendulum mass component, for locating shaft 3, the lining 6 that locating shaft 3 is housed is equipped with one and locating shaft 3 symmetry 0.01 step spacer pin 2, the setting element of another group for the dismounting parts of fixture are connected with keeper, for wide lining 6 cylindrical with ejecting bearing symmetry 0.01 waist type groove. locating shaft 3 for completing the centering of fixture on pendulum mass component, width is waist type groove for completing the locating and orienting of fixture at pendulum mass component.The dead eye first locating shaft 3 being put into pendulum mass component medium-height trestle 1 reserves center, then spacer pin 2 is passed through by relatively fixing for the position of each for fixture clamping, owing to exiting in process at bearing, locating shaft 3 will will move down along bearing along with exiting of bearing, so devise a limit screw 5, tighten screw 5 after allowing locating shaft 3 stretch out end face certain distance before loading, locate when starting to move back bearing and unclamp screw 5, equably power is applied to by the screw rod 7 of the M10 with a band handle lining 6 end face, the axial displacement of lining 6 steadily ejects bearing.

(2) use of fixture

Fixture needs first pendulum mass component to be fixed in use, and specific practice is as follows:

1, by pendulum mass component level or vertically can put.

2, adopt vice or by fixture, pendulum mass component clamped.That pendulum is vertically put as shown in Figure 6.

3, after locating, then bearing oppositely exits by rotary screw 7 reinforcing.

The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, anyly do not depart from technical solutions of the utility model content, the any simple modification done above embodiment according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.

Claims

1. a Novel disk withdrawal bearing arrangement, comprise support (1), it is characterized in that: support (1) is in half of I-shaped, there is screw rod (7) lower end, screw rod (7) is connected with lining (6), have the locating shaft (3) corresponding with dead eye in lining (6), lining (6) is upper by support (1) one end limited location pin (2), and the other end has screw (5); The upper limited location cotter way of support (1), there is supporting (4) support (1) upper end.

2. a kind of Novel disk withdrawal bearing arrangement as claimed in claim 1, is characterized in that: screw rod (7) has rotating handle.

3. a kind of Novel disk withdrawal bearing arrangement as claimed in claim 1, is characterized in that: spacer pin (2) is to the symmetry 0.01 of locating shaft (3).

4. a kind of Novel disk withdrawal bearing arrangement as claimed in claim 1, is characterized in that: support (1) main body fills spacing cotter way to supporting 4 symmetry 0.01.

5. a kind of Novel disk withdrawal bearing arrangement as claimed in claim 1, is characterized in that: locating shaft (3) center is to the distance size tolerance+0.01 of spacer pin (2).