CN204825223U - Loom - Google Patents
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- CN204825223U CN204825223U CN201520491763.0U CN201520491763U CN204825223U CN 204825223 U CN204825223 U CN 204825223U CN 201520491763 U CN201520491763 U CN 201520491763U CN 204825223 U CN204825223 U CN 204825223U
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- bearing
- loom
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- inner ring
- needle roller
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Abstract
The utility model discloses a loom aims at providing the high quality of weaving, operation ratio height, low, the difficult loom who weares and teares of maintenance cost. The utility model discloses a frame the let -off motion at frame rear, arrange in the opening device in let -off motion the place ahead, arrange in the device that beats up in opening device the place ahead, arrange in beat up the device lateral surface weft -insertion device, arrange in beat up device the place ahead the coiling apparatus and with the electrical control device that each device electricity is connected, the coiling apparatus include batch roller (51), with the rotation support bearing of the axle journal looks adaptation of batch roller (51), with bearing frame (52) of rotation support bearing looks adaptation, the rotation support bearing adopts no inner circle bearing (53). The utility model discloses be applied to the technical field of loom.
Description
Technical field
The utility model relates to a kind of loom, particularly a kind of jet loom.
Background technology
Most of air-jet loom in the market, work beam rotary support bearing in its batching apparatus is sliding bearing, along with the running of loom, contact between axle journal and bearing shell can produce sliding friction, and the coefficient of sliding friction is higher, so cause axle journal and bearing shell contact surface to generate heat, to wear and tear even locking, general loom runs 3 months, axle journal and bearing shell will start to occur wearing and tearing, now axle journal and bearing shell are easy to occur wearing and tearing and hold tightly or the situation of locking, this result also in loom board also in running, and batching apparatus is held tightly or locking and can not run well and batch out the situation of cloth because of work beam axle journal and bearing shell.In the process of production 1078 electronics cloth and 1086 electronics cloth, easily cause the electronics cloth batching end to occur that cloth wrinkles, cloth lands, cloth degradation quality problems.Meanwhile, also increase and batch the scuffing loads of drive end speed changer, shorten speed changer service life.This just needs to organize regularly attendant to maintain loom, keep in repair or replace, and the cost of bearing shell is high to wear-out part, and maintenance or replacing wear-out part duration, which increases the input of financial resources and manpower, reduce the running rate of loom.
Utility model content
Technical problem to be solved in the utility model overcomes the deficiencies in the prior art, and quality is high, running rate is high, maintenance cost is low, nonabradable loom to provide one to weave cotton cloth.
The technical scheme that the utility model adopts is: the utility model comprises frame, the let-off motion at described frame rear, be placed in the shedding motion in described let-off motion front, be placed in the beating device in described shedding motion front, be placed in the weft inserting apparatus of described beating device lateral surface, the batching apparatus being placed in described beating device front and the electrical control gear be electrically connected with described each device, described batching apparatus comprises work beam, with the rotary support bearing that the axle journal of described work beam is suitable, with the bearing block that described rotary support bearing is suitable, described rotary support bearing adopts needle roller bearing without inner ring.
The endoporus of described bearing block and the shell of described needle roller bearing without inner ring are interference fit.
The endoporus of described needle roller bearing without inner ring and the axle journal of described work beam are matched in clearance.
The beneficial effects of the utility model are: because the utility model comprises frame, the let-off motion at described frame rear, be placed in the shedding motion in described let-off motion front, be placed in the beating device in described shedding motion front, be placed in the weft inserting apparatus of described beating device lateral surface, the batching apparatus being placed in described beating device front and the electrical control gear be electrically connected with described each device, described batching apparatus comprises work beam, with the rotary support bearing that the axle journal of described work beam is suitable, with the bearing block that described rotary support bearing is suitable, described rotary support bearing adopts needle roller bearing without inner ring.So along with the running of loom, the friction that the axle journal of described work beam and described needle bearing rolling surface produce is mainly rolling friction, coefficient of friction is lower, and the manufacture of described needle bearing bearing steel, and through Overheating Treatment, therefore, described needle bearing not only has higher mechanical performance and longer service life, and manufacture sliding bearing price non-ferrous metal costly used can be saved, thus extend the maintenance cycle of loom, save maintain and replace cost.Axle journal and the described needle bearing Rolling wear face of described work beam are uniform and smooth, there will not be and hold tightly or the situation of locking, ensure that the quality that loom is produced, also reducing the scuffing loads to batching drive end speed changer simultaneously, extending the service life of described speed changer.Described needle bearing has realized standardization, seriation, generalization, is suitable for producing in enormous quantities and supply, and use technology is very convenient, and the time shortening maintenance or replacement also reduces difficulty, saves manpower financial capacity, improves the running rate of described loom.
Accompanying drawing explanation
Fig. 1 is axial section of the present utility model;
Fig. 2 is normal cross section figure of the present utility model;
Fig. 3 is structured flowchart of the present utility model.
Detailed description of the invention
As Fig. 1, shown in Fig. 2 and Fig. 3, in the present embodiment, described loom comprises frame, the let-off motion 1 at described frame rear, be placed in the shedding motion 2 in described let-off motion front, be placed in the beating device 3 in described shedding motion front, be placed in the weft inserting apparatus 4 of described beating device lateral surface, the batching apparatus 5 being placed in described beating device front and the electrical control gear 6 be electrically connected with described each device, described batching apparatus 5 comprises work beam 51, with the rotary support bearing that the axle journal of described work beam 51 is suitable, with the bearing block 52 that described rotary support bearing is suitable, described rotary support bearing adopts needle roller bearing without inner ring 53.When described loom start running not easy to wear, the axle of getting be positioned on the left of loom rotates, be delivered to by Timing Belt, a pair worm and gear and change-speed gearing the described work beam 51 that beam wheel is connected with described beam wheel to rotate with certain speed, stating work beam 51 and connect pressure with cloth pressing roller, ensureing that fabric batches by certain speed by connecing pressure.The rotation of work beam 51, by keeping the cone clutch be contained on this roller, sprocket wheel, transmission cloth beam, only suitable tension force is by fabric take-off.Described batching apparatus is in running, described work beam 51 is as drive end, its rotary support bearing is described needle roller bearing without inner ring 53, the journal surface of described work beam 51 and the shell aperture surface of described needle roller bearing without inner ring 53 are directly as in bearing, outer rolling surface, Contact produce friction be mainly rolling friction, coefficient of rolling friction is 0.002-0.003, the axle journal of described work beam 51 and the shell aperture rate of wear of described needle roller bearing without inner ring 53 slow, thus extend the maintenance cycle of loom, and the Rolling wear face of the axle journal of described work beam 51 and the shell of described needle roller bearing without inner ring 53 is uniform and smooth, there will not be and hold tightly or the situation of locking, ensure that the quality that loom is produced, also reduce the scuffing loads to batching drive end speed changer simultaneously, extend the service life of described speed changer.Described needle roller bearing without inner ring 53 has realized standardization, seriation, generalization, be suitable for producing in enormous quantities and supply, use technology is very convenient, and the time shortening maintenance or replacement also reduces difficulty, save manpower financial capacity, improve the running rate of described loom.
In the present embodiment, the endoporus of described bearing block 52 and the shell of described needle roller bearing without inner ring 53 are interference fit.Ensure that the shell of needle roller bearing without inner ring 53 described in operation process and the endoporus of bearing block 52 do not have relative motion, can not skimming wear be produced.Machined need be carried out according to the envelope outer diameter of described needle roller bearing without inner ring 53 in endoporus aperture for bearing block 52.
In the present embodiment, the endoporus of described needle roller bearing without inner ring 53 and the axle journal of described work beam 51 are matched in clearance.The rolling surface of axle or housing bore, when installing, is first coated with skim lubricating grease, and needle roller is close on the lubricating grease of installation position successively by coordinating between described needle roller bearing without inner ring 53 and the axle journal of work beam 51.Should leave gap when being placed with last root needle roller, like this, described needle roller bearing without inner ring 53 can not stuckly can not rotate, and also can not rock because of needle roller when excesssive gap causes described needle roller bearing without inner ring 53 to operate and fracture.
The utility model is applied to the technical field of loom.
Although embodiment of the present utility model describes with practical solution, but the restriction do not formed the utility model implication, for those skilled in the art, according to this description to the amendment of its embodiment and and the combination of other schemes be all apparent.
Claims (3)
1. a loom, it comprises frame, the let-off motion (1) at described frame rear, be placed in the shedding motion (2) in described let-off motion front, be placed in the beating device (3) in described shedding motion front, be placed in the weft inserting apparatus (4) of described beating device lateral surface, the batching apparatus (5) being placed in described beating device front and the electrical control gear (6) be electrically connected with described each device, it is characterized in that: described batching apparatus (5) comprises work beam (51), with the rotary support bearing that the axle journal of described work beam (51) is suitable, with the bearing block (52) that described rotary support bearing is suitable, described rotary support bearing adopts needle roller bearing without inner ring (53).
2. loom according to claim 1, is characterized in that: the endoporus of described bearing block (52) and the shell of described needle roller bearing without inner ring (53) are interference fit.
3. loom according to claim 1, is characterized in that: the endoporus of described needle roller bearing without inner ring (53) and the axle journal of described work beam (51) are matched in clearance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520491763.0U CN204825223U (en) | 2015-07-09 | 2015-07-09 | Loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520491763.0U CN204825223U (en) | 2015-07-09 | 2015-07-09 | Loom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204825223U true CN204825223U (en) | 2015-12-02 |
Family
ID=54682842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520491763.0U Active CN204825223U (en) | 2015-07-09 | 2015-07-09 | Loom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204825223U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107780034A (en) * | 2017-11-28 | 2018-03-09 | 新乡市新科防护科技有限公司 | A kind of weaving loom |
-
2015
- 2015-07-09 CN CN201520491763.0U patent/CN204825223U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107780034A (en) * | 2017-11-28 | 2018-03-09 | 新乡市新科防护科技有限公司 | A kind of weaving loom |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |