CN105351372A - Design of 7500L tumbling machine supporting roller bearing seat - Google Patents
Design of 7500L tumbling machine supporting roller bearing seat Download PDFInfo
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- CN105351372A CN105351372A CN201510783348.7A CN201510783348A CN105351372A CN 105351372 A CN105351372 A CN 105351372A CN 201510783348 A CN201510783348 A CN 201510783348A CN 105351372 A CN105351372 A CN 105351372A
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- bearing
- bearing seat
- bearing support
- seat body
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/042—Housings for rolling element bearings for rotary movement
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses design of a 7500L tumbling machine supporting roller bearing seat. A bearing seat body and a nylon sleeve fixed to the outer surface of the bearing seat body are included, and the bearing seat body is in a cylinder shape, wherein bearing chambers are lathed at the two ends of the bearing seat body, a hollow knife groove is lathed in the middle portion of the inner diameter of the bearing seat body, and a hollow knife groove is lathed in the middle portion of the outer circle surface of the bearing seat body; and a large-lead thread advancing in the axial direction of the bearing seat body is lathed on the outer cylindrical surface of the bearing seat body. The design has the beneficial effects that the large-lead thread enhances friction force between the bearing seat body and the nylon sleeve, and the nylon sleeve is firmly combined with the bearing seat body, so that the service life of a supporting roller is prolonged; meanwhile, the large-lead thread can be completed through one-time lathing, production machining is convenient, and the manufacturing efficiency is higher; and the bearing chambers at the two ends can be machined at the same time through one-time clamping, and the machining precision of the bearing chambers at the two ends can be effectively ensured.
Description
Technical field
The invention belongs to technical field of food machinery, be specifically related to a kind of design of 7500L rolling kneading machine support roller bearing support.
Background technique
In September, 2013, two successful entirety of group of collecting has merged Smithfield company of the U.S., completes by the historic leap of Largest In China maximum pork processing enterprise to the whole world.The two of today converge, and have 150 Duo Jia subsidiaries in Europe, the United States, more than ten, sub-three continents country, total assets more than 800 hundred million yuan, employee more than 120,000, operating income 1,300 hundred million yuan, has marched toward the row of trans-corporation, the satisfactory realization pair international dream converged, Qian Yimeng.Two remittance is international super-huge meat packing manufacturing enterprise, and product category is thousands of, and production process is also quite complicated.At present, the rolling kneading machine used in production is the 7500L type rolling kneading machine that more advanced U.S. challenger and Gao Le company of Sweden produce in the world, the support roller mechanism of this equipment use adopts 6307 type deep groove ball bearings, because Selection of Bearings is unreasonable, the design and manufacture of roller structure own does not meet technological requirement yet, maintenance and assembling difficulty especially, causes working life low (the longest 3 months).For convenience of producing, producing the rolling kneading machine meeting our national conditions, is instant major issue.
Rolling kneading machine is the key equipment that meat ham sausage series product uses.Meat product raw material after beef, pork etc. rub stirs with various condiment in rolling kneading machine, makes meat product become very fine and smooth, improves mouthfeel and taste.It is one of visual plant of ham-sausages series product production process.
This patent belongs to food machinery field, specifically, be that the technical order according to regulation is carried out tumbling further the muddy flesh configured, the meat product raw material after rubbing fully stirs with various condiment in rolling kneading machine, make meat product become very fine and smooth, improve mouthfeel and taste.The equipment of this operation is exactly the rolling kneading machine that we often say.Rolling kneading machine build is huge, and body is very heavy again, the deadweight that only pot body divides just have 3 tons multiple.Pot body also has uneven oscillatory forces in operation process, makes support roller bear very large pressure and unbalanced random external force.
Rolling kneading machine support roller is the important composition parts of rolling kneading machine.Its supporting pan body smooth operation, ensured to make system worked well within the nominal operation time.Require that supporting wheel mechanism structure is simple, to install and easy to maintenance.Summary of the invention
The object of this invention is to provide a kind of design of 7500L rolling kneading machine support roller bearing support, steep-lead thread enhances frictional force between bearing support and nylon jacket and adhesion, and nylon jacket is firmly combined with bearing support, improves the working life of support roller.Meanwhile, a steep-lead thread turning can complete, and production and processing is convenient, and make efficiency is higher, to overcome prior art above shortcomings.The bearing chamber clamped one time at bearing support two ends can a train system form, and effectively ensure that the coaxality requirement at two ends.
The object of the invention is to be achieved through the following technical solutions:
A kind of design of 7500L rolling kneading machine support roller bearing support, comprise bearing support and the nylon jacket being fixed on bearing support outer surface, the shape of described bearing support is the cylindrical body that two ends car has bearing chamber, internal diameter middle vehicle has clearance groov, outer round surface middle vehicle has clearance groov, and the outer cylinder surface car of described bearing support has the steep-lead thread of axially advancing along bearing support.
Preferably, described nylon jacket is made up through injection moulding of TW363 (PA46).
Preferably, the bearing chamber at bearing support two ends is two φ
cylindrical hole, its coaxiality error is 0.015mm, and the shape of the described clearance groov between two bearings room is the cylindrical hole of a φ 82mm.
Further, the external diameter of described bearing support is 120mm, and the shape of described steep-lead thread is M120x6.
Beneficial effect of the present invention is:
Steep-lead thread enhances the frictional force between bearing support and nylon jacket, and nylon jacket is firmly combined with bearing support, improves the working life of support roller; Meanwhile, a steep-lead thread turning can complete, and production and processing is convenient, and make efficiency is higher; Bearings at both ends room can be processed simultaneously by clamped one time simultaneously.Ensure that the coaxality requirement of bearings at both ends room.
Accompanying drawing explanation
Fig. 1 is the structural representation of the using state of this bearing support;
Fig. 2 be under bearing support and bearing installment state structural representation;
Fig. 3 is the sectional structure schematic diagram of bearing support;
Fig. 4 is the perspective view of bearing support;
Fig. 5 is the structural representation of the bearing in Fig. 2.
In figure:
100, bearing shaft; 110, the shaft shoulder; 121, oil hole; 122, axial oiling passage; 123, radial oiling passage; 124, oil outlet; 130, block a shot; 200, bearing; 210, inner ring; 220, roller; 230, outer ring; 300, bearing support; 310, interior clearance groov; 320, outer clearance groov; 330, bearing chamber; 340, steep-lead thread; 400, nylon jacket; 500, flange; 600, lock bolt; 700, pad is adjusted; 800, sealed member.
Embodiment
Preferred implementation
As shown in Figure 3 and Figure 4, a kind of design of 7500L rolling kneading machine support roller bearing support, comprise bearing support 300 and the nylon jacket 400 being fixed on bearing support outer surface, the shape of bearing support 300 is the cylindrical body that two ends car has bearing chamber 330, internal diameter middle vehicle has clearance groov (interior clearance groov 310), outer round surface middle vehicle has clearance groov (outer clearance groov 320), and the outer cylinder surface car of bearing support 300 has the steep-lead thread 340 of axially advancing along bearing support 300.Steep-lead thread 340 enhances frictional force between bearing support 300 and nylon jacket 400 and adhesion, and nylon jacket 400 is firmly combined with bearing support 300, improves the working life of support roller; Meanwhile, steep-lead thread 340 turning can complete, and production and processing is convenient, and make efficiency is higher; Bearings at both ends room 330 can be processed simultaneously by clamped one time simultaneously.Ensure the coaxality requirement of bearings at both ends room.
Nylon jacket 400 is made up through injection moulding of TW363 (PA46), to ensure the damping, buffering performance of nylon jacket.
The bearing chamber 330 at bearing support 300 two ends is two φ
cylindrical hole, its coaxiality error is 0.015mm, and the shape of the interior clearance groov 310 between two bearings room 330 is the cylindrical hole of a φ 82mm.The external diameter of bearing support 300 is 120mm, and the shape of steep-lead thread 340 is M120x6.
As shown in Figure 1, Figure 2 with shown in Fig. 5, when bearing support 300 is applied, usually and bearing shaft 100, two bearings 200, bearing support 300 and the supporting installation of nylon jacket 400, the two ends of bearing support 300 are installed in rotation in bearing shaft 100 respectively by two bearings 200, bearing 200 is tapered roller bearing, two tapered roller bearings are in installing face-to-face, and nylon jacket 400 is wrapped on all sidewalls of bearing support 300.Good Noval bearing seat 300 bearings at both ends room 330 endoporus of Vehicle Processing can a turning shaping and its machining accuracy can be ensured, in the loading bearing support 300 of the 30307 type tapered roller bearing internal ring large end face bearing shaft shoulder accurate positionings that two ends are assembled with face-to-face form.Bearing support 300 outer cylinder surface car has steep-lead thread 340, and technique is simple, machining period is low, strong adhesion to nylon.
By the employing of tapered roller bearing, while making bearing 200 that radial load can be born, bear axial load.Tapered roller bearing is inner ring 210 and outer ring 230 separable bearing 200, use the adjustment pad 700 of different-thickness, by the axial displacement of outer ring 230, the radial internal clearance that certain preload can eliminate bearing 200 is applied to bearing, improve running accuracy and the working life of bearing 200.From the actual conditions of bearing 200, select the bearing 200 (30307 type tapered roller bearing) meeting needs of production, improve production technology, produce novel rolling kneading machine carrying roller support roller assembly.
Inner ring 210 need of bearings at both ends 200 are located by the shaft shoulder 110 in bearing shaft 100, and the position of bearing 200 in bearing support 300 can be determined.There is axial displacement outer ring 230 in bearing support 300, to apply preload to bearing 200.
In order to ensure the bradyseism performance of nylon jacket 400, nylon jacket 400 is made up through injection moulding of soft materials such as TW363 (PA46 series nylon composite materials).
The shape of bearing support 300 is the cylindrical tube of both ends open, and the circumferential lateral surface of bearing support 300 and the shape of internal surface are coaxial cylindrical.Bearing 200 is inner ring 210 and outer ring 230 separable bearing 200, the inner ring 210 of bearing 200 is located by the shaft shoulder 110 in bearing shaft 100, the flange 500 that the outer ring 230 of bearing 200 is fixedly connected with bearing support 300 by all sides is located, flange 500 is provided with the through hole with bearing shaft 100 Spielpassung, and flange 500 is set in the outside of bearing shaft 100 by through hole.In order to the separating distance of the inner ring 210 and outer ring 230 that regulate bearing 200, the present invention also comprises the different adjustment pad 700 of some thickness, and described adjustment pad 700 is arranged between described flange 500 and described bearing support 300.
The circumferential lateral surface of bearing support 300 is the cylndrical surface that axis is identical with the shape of inner circumferential side, to be positioned at after lathe can a train complete, when avoiding adopting deep groove ball bearing 200, the two ends of bearing support 300 need the boss of the outer ring 230 of locating and machining deep groove ball bearing 200, shown in Fig. 3: the general assembly drawing of this Tu Shi U.S. challenger company 7500L rolling kneading machine original support roller assembly, shown in figure, what this mechanism adopted is 6307 type deep groove ball bearings 200, bearing support 300 inner circular bead location, two bearings 200 outer ring 230, two ends flange 500 is located, inner ring 210 is located on axle with snap ring, its shortcoming is: first bearing 200 type selecting is unreasonable, and rear bearing block 300 process industrial art performance is poor, finally, bearing 200 mounting type in support roller is incorrect.The problem of above aspects causes the working life of integrated support roller not long, usually need when this two boss of machined into first at one end car boss then from lathe take off bearing support 300 again by clamping for the other end to the other end car second boss, due to needs bearing support 300 is pulled down after be again clamped on lathe, processing technology is complicated, and the coaxality of two boss is by the impact of two times of clamping, this bearing shaft 100 is very poor to ability to bear, there is no radial internal clearance adjustment function, under the unbalanced swing of pot body and axial float, the very fast fatigue failure of bearing 200, adopt bearing support 300 of the present invention, the coaxality of bearing 200 Room holding tapered roller bearing is made to be easy to realize.
In order to improve the greasy property of bearing 200, the sealed member 800 in the gap between sealing flange 500 and bearing shaft 100 is installed between flange 500 and bearing shaft 100, sealing parts 800 can adopt O type circle, and two bearing supports, 300, two flanges 500, described axle and two described sealed members 800 surround a lubrication chamber; Bearing shaft 100 offers oil hole 121 and oil outlet 124, oil hole 121 is communicated with to form oiling passage with oil outlet 124, oil outlet 124 is positioned at lubricating cavity indoor, oil hole 121 is positioned at the end of bearing shaft 100, oil hole 121 is sealed with block 130, sealing fit system can adopt as follows: block 130 is connected by sealing thread with oil hole 121.
Lubricant oil, lubricating cavity room is entered after the lubrication such as lubricating grease medium injects oiling passage by oil hole 121, at bearing support 300 under the rotation of bearing shaft 100, lubrication medium is driven to be dispersed in the roller 220 of bearing 200, the inner ring 210 of bearing 200, in the outer ring 230 of bearing 200 and bearing shaft 100, to reduce between roller 220 and inner ring 210, wearing and tearing between roller 220 and outer ring 230, to increase the service life, the block 130 be sealed and matched with oil hole 121 is set, when not needing to add lubrication medium, block 130 is sealed and matched on oil hole 121, to prevent the outflow of lubricating medium, ensure that it normally runs.
For easy making process, economic consideration, oiling passage comprises axial oiling passage 122 and radial oiling passage 123, the length direction of axial oiling passage 122 is identical with the axial direction of bearing shaft 100, facilitate the processing of axial oiling passage 122, the length direction of radial oiling passage 123 is identical with the radial direction of bearing shaft 100, facilitate the processing of radial oiling passage 123, oil hole 121, axial oiling passage 122, radial oiling passage 123 are communicated with successively with oil outlet 124, to make to lubricate the ft connection of chamber by itself and oil hole 121.
Nylon jacket 400 be with bearing support 300 for model integral molded plastic in injection machine is shaping, then become required support roller through machining.After bearing support 300 finish turning being cast with nylon jacket 400 again the inner ring 210 of bearings at both ends 200 greatly end be mounted opposite in bearing shaft 100, locate with the shoulder of bearing shaft 100.Outer ring 230 greatly end is outside, small end is mounted opposite (namely installing face-to-face) and the axial radial internal clearance being adjusted bearing 200 in bearing support 300 by circular washer and two end flange 500, certain preload is applied to bearing 200, improves running accuracy and the working life of bearing 200.
Claims (4)
1. the design of a 7500L rolling kneading machine support roller bearing support, it is characterized in that, comprise bearing support and the nylon jacket being fixed on bearing support outer surface, the shape of described bearing support is the cylindrical body that two ends car has bearing chamber, internal diameter middle vehicle has clearance groov, outer round surface middle vehicle has clearance groov, and the outer cylinder surface car of described bearing support has the steep-lead thread of axially advancing along bearing support.
2. the design of 7500L rolling kneading machine support roller bearing support according to claim 1, is characterized in that, described nylon jacket is made up through injection moulding of TW363 (PA46 type) composite nylon material.
3. the design of the 7500L rolling kneading machine support roller bearing support according to claims 1, is characterized in that, the bearing chamber at bearing support two ends is two φ
cylindrical hole, its coaxiality error is 0.015mm, and the shape of the described clearance groov between two bearings room is the cylindrical hole of a φ 82mm.
4. the design of 7500L rolling kneading machine support roller bearing support according to claim 3, is characterized in that, the external diameter of described bearing support is 120mm, and the shape of described steep-lead thread is M120x6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510783348.7A CN105351372A (en) | 2015-11-16 | 2015-11-16 | Design of 7500L tumbling machine supporting roller bearing seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510783348.7A CN105351372A (en) | 2015-11-16 | 2015-11-16 | Design of 7500L tumbling machine supporting roller bearing seat |
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| Publication Number | Publication Date |
|---|---|
| CN105351372A true CN105351372A (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510783348.7A Pending CN105351372A (en) | 2015-11-16 | 2015-11-16 | Design of 7500L tumbling machine supporting roller bearing seat |
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| Country | Link |
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| CN (1) | CN105351372A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351353A (en) * | 2015-11-19 | 2016-02-24 | 漯河双汇肉业有限公司 | Design of supporting rolling wheel bearing seat for 7500 L rolling machine |
| CN106730601A (en) * | 2016-12-22 | 2017-05-31 | 张云轩 | A kind of multiple bearing Rotating Plates treadmill bearing block |
| CN107091300A (en) * | 2017-06-09 | 2017-08-25 | 山东九路泊车设备股份有限公司 | Wheel body and its manufacture method, the roller using the wheel body, multi-storied garage chain |
| CN110304415A (en) * | 2019-07-13 | 2019-10-08 | 青岛达能环保设备股份有限公司 | Self-positioning cantilever roller system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5044789A (en) * | 1990-04-16 | 1991-09-03 | Eaton Corporation | Roller and ball bearing bearing isolator |
| CN102537030A (en) * | 2012-02-07 | 2012-07-04 | 溧阳市科华机械制造有限公司 | Sealed rolling bearing for falling-sand roller supporting-wheel device |
| CN203814579U (en) * | 2014-05-15 | 2014-09-10 | 四川烟草工业有限责任公司 | Bearing seat for rubber roll of cigarette assembling machine |
| CN204068838U (en) * | 2014-08-28 | 2014-12-31 | 内蒙古科盛太阳能科技有限责任公司 | Solar two-dimension follows the tracks of support and bearing block assembly thereof |
-
2015
- 2015-11-16 CN CN201510783348.7A patent/CN105351372A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5044789A (en) * | 1990-04-16 | 1991-09-03 | Eaton Corporation | Roller and ball bearing bearing isolator |
| CN102537030A (en) * | 2012-02-07 | 2012-07-04 | 溧阳市科华机械制造有限公司 | Sealed rolling bearing for falling-sand roller supporting-wheel device |
| CN203814579U (en) * | 2014-05-15 | 2014-09-10 | 四川烟草工业有限责任公司 | Bearing seat for rubber roll of cigarette assembling machine |
| CN204068838U (en) * | 2014-08-28 | 2014-12-31 | 内蒙古科盛太阳能科技有限责任公司 | Solar two-dimension follows the tracks of support and bearing block assembly thereof |
Non-Patent Citations (1)
| Title |
|---|
| 刘宏祥: "7500L滚揉机滚轮轴承分析", 《哈尔滨轴承》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351353A (en) * | 2015-11-19 | 2016-02-24 | 漯河双汇肉业有限公司 | Design of supporting rolling wheel bearing seat for 7500 L rolling machine |
| CN106730601A (en) * | 2016-12-22 | 2017-05-31 | 张云轩 | A kind of multiple bearing Rotating Plates treadmill bearing block |
| CN107091300A (en) * | 2017-06-09 | 2017-08-25 | 山东九路泊车设备股份有限公司 | Wheel body and its manufacture method, the roller using the wheel body, multi-storied garage chain |
| CN107091300B (en) * | 2017-06-09 | 2023-08-08 | 山东九路泊车设备股份有限公司 | Wheel body, manufacturing method thereof, roller adopting wheel body and chain for stereo garage |
| CN110304415A (en) * | 2019-07-13 | 2019-10-08 | 青岛达能环保设备股份有限公司 | Self-positioning cantilever roller system |
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Application publication date: 20160224 |
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