CN206928016U - A kind of plastic circular loom - Google Patents
A kind of plastic circular loom Download PDFInfo
- Publication number
- CN206928016U CN206928016U CN201720937262.XU CN201720937262U CN206928016U CN 206928016 U CN206928016 U CN 206928016U CN 201720937262 U CN201720937262 U CN 201720937262U CN 206928016 U CN206928016 U CN 206928016U
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- Prior art keywords
- rotor
- stator
- main shaft
- cam
- frame
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Abstract
The utility model discloses a kind of plastic circular loom, belong to plastic knitting machinery field, it is difficult to solve electrical machmary maintenance in the prior art, the problem of cost is high, the technical scheme for solving the problem mainly includes frame, frame is provided with main shaft, swing rod and cam, cam coordinates with swing rod, cam is arranged on main shaft, main shaft band moving cam rotation swings swing rod, rotor is arranged with main shaft, rotor outer periphery is arranged with stator, stator is fixed with respect to frame, rotor is rotated to drive main shaft to rotate, width of air gap between stator and rotor is 0.2~5mm, the air gap that cam is located at rotor top and covered between stator and rotor is realized dust-proof.The utility model is mainly used in reducing production cost, convenient maintenance.
Description
Technical field
It the utility model is related to plastic knitting machinery, particularly a kind of plastic circular loom.
Background technology
Existing plastic circular loom, main shaft typically want main motor to be driven by transmission mechanism, and main motor is located at the one of main shaft
Side, due to needing transmission mechanism, not only increase production cost, and client using when be also required to carry out maintaining, increase it
Use cost.There is producer to have developed the circular weaving machine for not needing transmission mechanism for this, such as CN205917389U utility model is special
A kind of direct-drive type plastic circular loom is disclosed in profit, wherein the output shaft of main motor just is arranged into hollow shaft, then by main shaft
Insert and transmission is realized in output shaft, main motor is moved to the bottom of main shaft, positioned at the lower section of frame.Although so save transmission
Mechanism, but because main motor is located at the lower section of frame, needed repairing if main motor breaks down, main motor is difficult to directly tear open
Unload, it is necessary to plastic circular loom be lifted, and general factory building is all not equipped with slinging the crane of plastic circular loom, so leading
Cause main motor failure to be difficult to repair, substantially prolongs maintenance cycle, influence the manufacturing schedule of client.There is the side of improvement again of producer for this
Case, the structure for employing external rotor electric machine carry out driving cam rotation, such as disclosed in CN202543482U utility model patent
A kind of cylindrical knitting machine, motor therein are fixed on outer rotor using inner stator, the structure of outer rotor, cam, push away shuttle
Device is fixed on cam, inner stator in the patent, outer because plastic circular loom can produce substantial amounts of dust in the process of running
Apex rotor opens wide, and without any protection, dust is very easy to be stacked into the air gap between inner stator and outer rotor, it is easy to
Cause motor failure or even burn out, seriously can fire hazard even dust explosion.
Utility model content
The utility model purpose to be reached just is to provide a kind of plastic circular loom, reduces production cost, convenient maintenance.
In order to achieve the above object, the utility model adopts the following technical scheme that：A kind of plastic circular loom, including frame,
Frame is provided with main shaft, swing rod and cam, and cam coordinates with swing rod, and cam is arranged on main shaft, and main shaft band moving cam rotation makes
Swing rod is swung, and rotor is arranged with main shaft, and rotor outer periphery is arranged with stator, and stator is fixed with respect to frame, the rotation of rotor relative stator
Transfer and drive main shaft rotation, the width of air gap between stator and rotor is 0.2~5mm, and cam is located above rotor and covered
Air gap between stator and rotor is realized dust-proof.
Further, there is the first radiating between the top end face of the top end face of the lower surface of the cam and rotor, stator
Gap.
Further, the bottom surface of the cam is provided with dust-proof sleeve, and dirt-proof boot barrel cover coordinates in stator periphery and gap, prevents
The bottom face of dirt sleeve is less than the top end face of stator.
Further, the top end face of the rotor and bottom face are respectively positioned in stator.
Further, the frame is provided with mounting seat, and mounting seat is from top to bottom arranged in frame, and mounting seat has interior
Chamber, main shaft are connected to the inner chamber of mounting seat by bearing, and stator is fixed on mounting seat.
Further, the frame is provided with mounting hole, and mounting seat includes the connecting portion and and main shaft coordinated with mounting hole
The installation portion of connection, for connecting portion above installation portion, the external diameter of connecting portion is not less than the external diameter of installation portion, connecting portion and installation
Mounting platform is formed between portion, stator is fixed on mounting platform.
Further, the main shaft includes being used to install the linkage section of cam and rotor and for reducing main shaft center of gravity
Counterweight section, counterweight section are located at below linkage section, and counterweight section is connected in the inner chamber of installation portion by bearing.
Further, the bottom of the installation portion is open, and the bottom of installation portion is provided with supports main shaft and carries out axially position
End cap.
Further, the periphery of the connecting portion is provided with the flange for being positioned at mounting hole upper surface, and flange is fixed with frame
Connection.
Further, the main shaft is provided with the second axle sleeve, and the second axle sleeve is butted between the bottom face of rotor and bearing, turns
The second radiating gap is formed between the bottom face and bearing of son.
After adopting the above technical scheme, the utility model has the following advantages that：Only coordinate to form by rotor and stator and drive
The motor of dynamic main shaft, it is not necessary to motor housing and end cap are set, not only reduce production cost, and can direct out scattered
Heat, stator, the radiating effect of rotor are improved, optimizes the running status of stator, rotor in the case of no shell and end cap, by
Keep rotating at a high speed with main shaft in machine running process in cam and rotor, therefore dust is difficult to fall below cam and rotor
Between top, and because the diameter of cam is bigger than the diameter of air gap, i.e., cam is covered between stator and rotor
Air gap, dust can be reduced and descended slowly and lightly downwards to the probability of stator, rotor, just as far as possible dust can be avoided to fall into air gap naturally,
Ensure safety, the normal operation of stator and rotor.Further, since if stator or rotor need repairing during replacing, it is only necessary to will
Cam dismounting on main shaft and main shaft can disassemble stator, rotor, without whole frame is lifted, therefore greatly
The intensity and cost when stator or rotor maintenance are reduced greatly, and conveniently while maintenance, maintenance efficiency can be improved.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is the structural representation (part) of the utility model embodiment one；
Fig. 2 is the enlarged drawing at I in Fig. 1；
Fig. 3 is the enlarged drawing at II in Fig. 1；
Fig. 4 is the structural representation (part) of the utility model embodiment two.
Embodiment
Embodiment one：
As shown in Figure 1 to Figure 3, the utility model provides a kind of plastic circular loom, including frame 1, frame 1 are provided with main shaft
2nd, swing rod 3 and cam 4, swing rod 3 are typically rotatably connected on bearing 31, and bearing 31 is fixed in frame 1.Cam 4 is matched somebody with somebody with swing rod 3
Close, cam 4 is arranged on main shaft 2, and main shaft 2 swings swing rod 3 with the rotation of moving cam 4, and rotor 5, rotor 5 are arranged with main shaft 2
Periphery is arranged with stator 6, and stator 6 is fixed with respect to frame 1, and the relative stator 6 of rotor 5 rotation drives main shaft 2 to rotate, stator 6 with
Width of air gap between rotor 5 is 0.2~5mm, and cam 4 is located at the top of rotor 5 and the gas covered between stator 6 and rotor 5
Gap 100 is realized dust-proof.
Only coordinate the motor for forming drive shaft 2, it is not necessary to which motor is set by rotor 5 and stator 6 in the utility model
Shell and electric motor end cap, production cost is not only reduced, and radiating can be directed out, improve the radiating of stator 6, rotor 5
Effect, the running status of stator 6, rotor 5 in the case of no shell and end cap is optimized, plastic circular loom is in running
In, the rotating speed of main shaft 2 reaches 200 revs/min or so, and cam 4 and rotor 5 are keeping rotating at a high speed with main shaft 2, therefore dust is difficult
With fall below the cam 4 between the top of rotor 5, and because the diameter of cam 4 is bigger than the diameter of air gap 100,
The air gap 100 that i.e. cam 4 is covered between stator 6 and rotor 5, dust can be reduced and descended slowly and lightly downwards to the machine of stator 6, rotor 5
Rate, just as far as possible dust can be avoided to fall into air gap 100 naturally, it is ensured that safety, the normal operation of stator 6 and rotor 5.In addition, by
When if stator 6 or rotor 5 need repairing replacing, it is only necessary to can be by stator by the dismounting of cam 4 on main shaft 2 and main shaft 2
6th, rotor 5 disassembles, and without whole frame 1 is lifted, therefore greatly reduces when stator 6 or rotor 5 repair
Intensity and cost, conveniently while maintenance, maintenance efficiency can be improved.
As a kind of mode of prior art, cam 4 along Plane Rotation, by the wave-shape board 41 that the periphery of cam 4 is set with
The roller 32 of the one end of swing rod 3 coordinates, and because wave-shape board 41 rises and falls in height, cam 4 makes one end of swing rod 3 along ripple after rotating
Wave plate 41, which moves up and down, realizes swing.Width of air gap between stator 6 and rotor 5 can be 0.2mm, 0.4mm, 0.5mm,
0.8mm, 1.2mm, 1.5mm, 1.6mm, 2mm, 2.5mm, 3mm or 5mm etc., air gap is too small, to stator, the processing request of rotor
It is too high, cause production cost to increase considerably, plastic circular loom needs main shaft to have the output torques of 100 Ns of * rice or so, air gap mistake
Greatly, moment of torsion is caused to decline, it is difficult to meet power demand.
In order to further improve the radiating efficiency of stator 6 and rotor 5, the lower surface of cam 4 and the top end face of rotor 5, determine
There is the first radiating gap 101 between the top end face of son 6.Air agitation can be produced because cam 4 rotates at a high speed so that stator 6,
Heat caused by rotor 5 can be taken away by the air in the first radiating gap 101, further optimize the operation of stator 6, rotor 5
Environment.Because cam 4 and rotor 5 are each attached on main shaft 2, thus can by setting the first axle sleeve 21 on main shaft 2, first
Axle sleeve 21, which is butted on, to be caused top end face of the lower surface with rotor 5 of cam 4, determines between the lower surface of cam 4 and the top end face of rotor 5
The first radiating gap 101 is formed between the top end face of son 6.Due to the first axle sleeve 21 and the synchronous rotary of main shaft 2, will not with cam 4,
Rotor 5 produces mutual motion, therefore support effect is preferable, it is ensured that the first radiating gap 101 is reliable and stable.The axle of first axle sleeve 21
It can be determined to length in 10~20mm or so according to the cam position to be positioned, while the also radiating of control first gap
101 height is in zone of reasonableness, because the height in the first radiating gap 101 is smaller, cam is nearer from rotor, radiating effect can under
Drop, and the height in the first radiating gap 101 is bigger, cam is more remote from rotor, and dust-proof effect can decline.Except setting the first axle sleeve
21, sleeve can also be molded in the bottom surface of cam 4, sleeve can also be molded in the top end face of rotor, carried out using sleeve
Axially position, while form the first radiating gap 101.
, can be by rotor 5 to reduce influence of the external environment condition to rotor 5 due to no motor housing and electric motor end cap
Top end face and bottom face are respectively positioned in stator 6, i.e., the top end face of rotor 5 is less than the top end face of stator 6, and the bottom face of rotor 5 is high
In the bottom face of stator 6.Because rotor 5 is equivalent to being hidden in inside stator 6, there is cam 4 to cover again, therefore rotor 5 has
One comparatively safe running environment, while a ledge structure is formed between the top end face of the top end face of rotor 5 and stator 6,
First radiating gap 101 can be extended to this position, when cam 4 rotates, can be formed about being vortexed in ledge structure, favorably
Fully contact with rotor 5, stator 6 in air and take away heat.Certainly simply preferable embodiment above-mentioned, rotor 5
Height can also be identical with the height of stator 6 or bigger than the height of stator 6, and the one or both ends of rotor 5, which can also be stretched out, determines
Son 6.
In order to improve the efficiency of assembling of all parts on main shaft 2 and main shaft 2, mounting seat 7 can be provided with frame 1,
Mounting seat 7 is from top to bottom arranged in frame 1, and mounting seat 7 has inner chamber, and main shaft 2 is connected in mounting seat 7 by bearing 23
Chamber, stator 6 are fixed on mounting seat 7.In assembling and dismounting, all parts on main shaft 2 can be first installed on main shaft 2,
Then refill and be fitted in frame 1 as an entirety, it is not only convenient for assembly, and it is advantageously ensured that assembly precision.In addition, installation
Seat 7 is from top to bottom arranged in frame 1, is exactly to dismantle from bottom to top naturally in dismounting, therefore need not sling frame 1, just
Main shaft 2, rotor 5 and stator 6 can be disassembled, it is convenient to rotor 5, stator 6 repaired, changed, reduce maintenance cost.
Specifically, frame 1 is provided with mounting hole 11, mounting seat 7 include the connecting portion 71 coordinated with mounting hole 11 and with master
The installation portion 72 that axle 2 connects, connecting portion 71 are located at the top of installation portion 72, and the external diameter of connecting portion 71 is outer not less than installation portion 72
Footpath, forms mounting platform 73 between connecting portion 71 and installation portion 72, stator 6 is fixed on mounting platform 73.According to erection sequence,
First assembling main shaft 2 reassembles stator 6, cam 4, therefore connecting portion 71, upper, installation portion 72 facilitates worker to carry out assembler under
Make.Mounting platform 73 is formed, it is not only convenient for assembly, and can have certain protective action to the periphery of stator 6.Installation portion 72
Sink with respect to frame 1, can lower the center of gravity, improve the stability that mounting seat 7 is connected with frame 1, be also beneficial to the positioning of main shaft 2
It is stable, be advantageous to all parts even running on main shaft 2.Positioned for convenience of the assembling of stator 6, can be on mounting platform 73
Deep gouge 731 is set, the convex tendon 61 that coordinates with deep gouge 731 accordingly is set in the bottom face of stator 6, deep gouge 731 and convex tendon 61 can be with
It is arranged to loop configuration, removes the requirement that circumferential alignment is needed during assembling from.It is flat for convenience of the cabling of lead 62 of stator coil, installation
Threading hole 732 can be set to be passed through for the lead 62 of stator coil on platform.
Except the integral installation position of main shaft 2 lowers the center of gravity with respect to frame 1, main shaft 2 itself can also be by lowering the center of gravity
To improve the stability of operation, specifically main shaft 2 includes being used to install the linkage section 201 of cam 4 and rotor 5 and for reducing
The counterweight section 202 of the center of gravity of main shaft 2, counterweight section 202 are located at the lower section of linkage section 201, and counterweight section 202 is connected to installation by bearing 23
In the inner chamber in portion 72.Counterweight section 202 can account for more than the 1/3 of the whole weight of main shaft 2.
In order to facilitate the assembling of bearing 23 and main shaft 2, the bottom of installation portion 72 is open, and the bottom of installation portion 72 is provided with support
Main shaft 2 carries out the end cap 74 of axially position.End cap 74 is bolted on the bottom of installation portion 72, and end cap 74 is first to bearing 23
Axially position is carried out, the shaft shoulder is set on main shaft 2, axially position then is carried out to main shaft 2 against the shaft shoulder by bearing 23.
The periphery of connecting portion 71 is provided with the flange 75 for being positioned at the upper surface of mounting hole 11, and flange 75 is fixedly connected with frame 1.
Flange 75 can form flange arrangement, be fixedly connected by bolt with frame 1, because flange 75 is located above frame, therefore work
People can observe directly concrete condition in assembling process, facilitate operation to be fastened.
Because the lower end of stator 6 is mounting platform 73, thus the lower end of air gap 100 between stator 6 and rotor 5 without the concern for
It is dust-proof, however it is contemplated that improving radiating effect, therefore the second axle sleeve 22 can be provided with main shaft 2, the second axle sleeve 22 is butted on
The second radiating gap 102 is formed between the bottom face and bearing 23 of rotor 5, between the bottom face and bearing 23 of rotor 5.Bearing 23
Typically it is arranged in pairs, respectively positioned at the upper and lower ends of installation portion 72, passes through the shaft shoulder and the second axle sleeve in the inner ring of upper bearing 23
22 progress axially positions, outer ring are then positioned with jump ring by axle, or on stator 6 sleeve can also be set to stretch into installation portion 72
The outer ring of bearing 23 is propped up to position.Second radiating gap 102 can produce connection by the radiating of air gap 100 and first gap 101
Cooperation is used, and further improves rotor, the radiating effect of stator.Because the second radiating gap 102 is not a completely unlimited sky
Between, it is possible to the axial length of the second axle sleeve 22 is selected greatly a bit, 20~30mm can be reached, certainly specific size is also
Needed the position of axially position relevant according to rotor, while the second radiating gap 102 to the first radiating gap 101 is high, and
In order to improve the radiating effect in the second radiating gap 102.Except setting the second axle sleeve 22, can also be molded in the bottom face of rotor
Go out sleeve, axially position is carried out using sleeve, while form the second radiating gap 102.
It is located at the centre of plastic circular loom in view of rotor 5, stator 6, is not easy the rotating speed of directly detection main shaft 2, because
The lower end of main shaft 2 can be stretched out end cap 74 by this, set in frame 1 and drawn axle 8, be connected by drawing axle 8 with main shaft 2
To obtain the rotating speed of main shaft 2, encoder is set on axle 8 is drawn, can be that the intelligent synchronization of Polywoven Bag processing carries
For the tach signal of main shaft 2.Drive connection mode can use sprocket wheel link chain mechanism etc. conventional gear train.
Embodiment two：
To improve dust-proof effect, as shown in figure 4, dust-proof sleeve 42 can be set in the bottom surface of cam 4, dust-proof sleeve 42 covers
In the periphery of stator 6, and the bottom face of dust-proof sleeve 42 is less than the top end face of stator 6, it is ensured that dust-proof sleeve 42 radiates first
Gap 101 surrounds.Dust-proof sleeve 42 coordinates with the circumferential play of stator 6, forms axial gap, and stator 6 does not interfere with cam 4 and revolved
Turn, and can enough effectively prevents dust from entering the first radiating gap 101 so that dust is more difficult to enter air gap 100.
It should be understood that dust-proof sleeve 42 with cam 4 except being integrally formed or fixed on cam 4.
Other contents not described may be referred to embodiment one.
In addition to above preferred embodiment, the utility model also has other embodiments, and those skilled in the art can root
It is variously modified and deforms according to the utility model, without departing from spirit of the present utility model, the utility model all should be belonged to
Scope as defined in the claims.
Claims (10)
1. a kind of plastic circular loom, including frame, frame is provided with main shaft, swing rod and cam, and cam coordinates with swing rod, cam peace
On main shaft, main shaft band moving cam rotation swings swing rod, it is characterised in that rotor is arranged with the main shaft, outside rotor
It is arranged with stator week, stator is fixed with respect to frame, and rotor relative stator is rotated to drive main shaft to rotate, between stator and rotor
Width of air gap is 0.2~5mm, and the air gap that cam is located at rotor top and covered between stator and rotor is realized dust-proof.
2. plastic circular loom according to claim 1, it is characterised in that the lower surface of the cam and the top of rotor
Face, stator top end face between have first radiating gap.
3. plastic circular loom according to claim 1, it is characterised in that the bottom surface of the cam is provided with dust-proof sleeve, prevents
Dirt sleeve covers on stator periphery and gap and coordinated, and the bottom face of dust-proof sleeve is less than the top end face of stator.
4. according to the plastic circular loom described in claim 1 or 2 or 3, it is characterised in that the top end face and bottom face of the rotor
It is respectively positioned in stator.
5. according to the plastic circular loom described in claim 1 or 2 or 3, it is characterised in that the frame is provided with mounting seat, peace
Fill seat to be from top to bottom arranged in frame, mounting seat has inner chamber, and main shaft is connected to the inner chamber of mounting seat by bearing, and stator is solid
Due to mounting seat.
6. plastic circular loom according to claim 5, it is characterised in that the frame is provided with mounting hole, and mounting seat includes
The connecting portion coordinated with mounting hole and the installation portion being connected with main shaft, connecting portion is above installation portion, the external diameter of connecting portion
Not less than the external diameter of installation portion, mounting platform is formed between connecting portion and installation portion, stator is fixed on mounting platform.
7. plastic circular loom according to claim 6, it is characterised in that the main shaft includes being used to install cam and rotor
Linkage section and counterweight section for reducing main shaft center of gravity, counterweight section be located at below linkage section, counterweight section is connected by bearing
In the inner chamber of installation portion.
8. plastic circular loom according to claim 7, it is characterised in that the bottom of the installation portion is open, installation portion
Bottom is provided with the end cap that supports main shaft carries out axially position.
9. plastic circular loom according to claim 6, it is characterised in that the periphery of the connecting portion is provided with and is positioned at installation
The flange of hole upper surface, flange are fixedly connected with frame.
10. plastic circular loom according to claim 5, it is characterised in that the main shaft is provided with the second axle sleeve, the second axle
Set is butted between the bottom face of rotor and bearing, and the second radiating gap is formed between the bottom face and bearing of rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720937262.XU CN206928016U (en) | 2017-07-28 | 2017-07-28 | A kind of plastic circular loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720937262.XU CN206928016U (en) | 2017-07-28 | 2017-07-28 | A kind of plastic circular loom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206928016U true CN206928016U (en) | 2018-01-26 |
Family
ID=61355959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720937262.XU Expired - Fee Related CN206928016U (en) | 2017-07-28 | 2017-07-28 | A kind of plastic circular loom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206928016U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219089A (en) * | 2019-06-28 | 2019-09-10 | 雁峰集团有限公司 | A kind of circular weaving machine |
-
2017
- 2017-07-28 CN CN201720937262.XU patent/CN206928016U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219089A (en) * | 2019-06-28 | 2019-09-10 | 雁峰集团有限公司 | A kind of circular weaving machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180126 Termination date: 20210728 |