CN201921957U - Wire feed roll structure of spring coiling machine - Google Patents
Wire feed roll structure of spring coiling machine Download PDFInfo
- Publication number
- CN201921957U CN201921957U CN 201020677633 CN201020677633U CN201921957U CN 201921957 U CN201921957 U CN 201921957U CN 201020677633 CN201020677633 CN 201020677633 CN 201020677633 U CN201020677633 U CN 201020677633U CN 201921957 U CN201921957 U CN 201921957U
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- wire feed
- coiling machine
- wheel hub
- feed rolls
- spring coiling
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Abstract
The utility model discloses a wire feed roll structure of a spring coiling machine, which comprises a hub, a conical sleeve with an outer conical surface and a set screw, wherein, a wire feed groove is formed on the hub, an inner conical surface is formed in the hub, the conical sleeve is arranged in the hub, the outer conical surface of the conical sleeve is in interference fit with the inner conical surface of the hub, a shaft hole is formed in the center of the conical sleeve, and a threaded hole is formed on the surface where the conical sleeve is connected with the hub, and the set screw is arranged in the threaded hole in a matched manner. The set screw ejects the conical sleeve into the hub, so that the conical surface of the hub and the conical surface of the conical sleeve are matched with each other to form conical surface interference fit, and the conical surface interference fit structure can ensure circumferential and axial fastening of a wire feed roll, so that the wire feed roll is free from any displacement during operation; and when the hub is disassembled, all that is needed is to use the set screw to eject the conical sleeve out. Therefore, the wire feed roll structure of the spring coiling machine is convenient to install and easy to disassemble, and can be assembled or disassembled without an auxiliary thumb wheel device or hammering, so that part damaged can be avoided.
Description
Technical field
The utility model relates to a kind of spring coiling machine, especially a kind of spring coiling machine wire feed rolls structure.
Background technology
Spring coiling machine (especially Digital Control Plane Roll-up Spring machine) all adopts the clamping of steel wire feed rolls, alignment steel wire, and relies on frictional force to enter wind spring mechanism with certain speed drive steel wire.The spring coiling machine wire feed rolls connects with generally adopting flat key connecting of power transmission shaft, and the circular arc wire feeding trough of offering a plurality of different radiis on wire feed rolls is sent the steel wire of different-diameter with alignment.
Flat key connects for cylindrical hole adds flat key and forms, though this kind structure is easy to process, installing wastes time and energy; And because cooperation is tighter, change difficulty, need with thumb wheel device or hammering dismounting, fragile wire feed rolls can make bending shaft distortion etc. in the time of seriously; Because changeing in process during interference fit taken turns, can there be friction between centers, through regular meeting the power transmission shaft surface galling damaged when wire feed rolls is pulled out.
Generally offer the multiple tracks wire feeding trough on the wire feed rolls of spring coiling machine, the steel wire of the corresponding certain diameter of different groove arc radius is so that proofread and correct the bending of steel wire.As shown in Figure 1, wire feeding trough is arranged along the axis direction of wire feed rolls.When spring coiling machine is worked, wire feeder need and be delivered to wind spring push rod place with wire straightening, should being in a straight line of this moment wire feeding trough, steel wire, wind spring push rod to avoid the steel wire distortion, obviously, change the steel wire of different-diameter if desired, then must move axially wire feed rolls to guarantee corresponding wire feeding trough correct position.When certain wire feeding trough can't use when need changing because of wearing and tearing,, then must change whole wire feed rolls because wire feed rolls is an overall structure.
Therefore, be necessary existing spring coiling machine wire feed rolls structure is improved.
Summary of the invention
The purpose of this utility model is the spring coiling machine wire feed rolls structure of a kind of fast demountable of designing for the deficiency that solves above-mentioned technology.
The spring coiling machine wire feed rolls structure that the utility model is designed, it comprises wheel hub, wheel hub is provided with wire feeding trough, be provided with inner conical surface in the wheel hub, also comprise the taper sheath and the holding screw that are provided with male cone (strobilus masculinus), described taper sheath is arranged in the wheel hub, the inner conical surface of its male cone (strobilus masculinus) and wheel hub is an interference fit, the center of taper sheath is provided with axis hole, is provided with screwed hole on the abutted surface of taper sheath and wheel hub, and described holding screw is equipped with in screwed hole.
As preferably, only be provided with a wire feeding trough on the described wheel hub, alignment that can corresponding a kind of diameter wire and sending, when changing the steel wire of different-diameter, need to change corresponding wheel hub, the beneficial effect of this design is can reduce on the one hand the thickness of wheel hub, and the rigidity that improves power transmission shaft reduces the power transmission shaft distortion; Next is not need to be provided with the device that moves axially wire feed rolls, has simplified machine construction; Moreover after the wire feeding trough generation excessive wear, wheel hub can be used for sending the steel wire of larger diameter, is unlikely to scrap.
As preferably, described screwed hole is made up of half-thread hole and half unthreaded hole, and described half-thread hole and half unthreaded hole lay respectively at the both sides of described abutted surface.Can be that the half-thread hole is positioned on the taper sheath, half unthreaded hole is positioned on the wheel hub, the effect of holding screw has been the tightening effect on the one hand, this moment holding screw cooperate with the half-thread hole of wheel hub, tighten holding screw after, compress the unthreaded hole conical surface of taper sheath, thereby held out against taper sheath, made it that strain take place, thereby between wheel hub and taper sheath, taper sheath and power transmission shaft, produce enough tensile forces, realize the location, the fastening and center of circle of wire feed rolls, transmitting torque and load; On the other hand, holding screw works the effect of shirking, this moment, holding screw cooperated with the half-thread hole of taper sheath, after tightening holding screw, compress the unthreaded hole conical surface of wheel hub, wheel hub is in a fixed position, but because the existence of screw thread on the taper sheath, can cause taper sheath to deviate from gradually after the holding screw rotation, thereby realize shirking process.
Preferred scheme is respectively and equally spacedly to be provided with three half-thread holes and three and half unthreaded holes on the described taper sheath, described wheel hub is provided with three and half unthreaded holes and three half-thread holes of matching with aforementioned three half-thread holes and three and half unthreaded holes, thereby makes stressed more balance.
As preferably, offer radially grooving on the described taper sheath.
Preferred scheme is also to comprise power transmission shaft, described power transmission shaft be arranged in the axis hole and with the axis hole interference fit, can produce tensile force like this, further guarantee the circumferential tightening and the axially tightening of wire feed rolls, make wire feed rolls that any displacement not take place when work.
The spring coiling machine wire feed rolls structure of the utility model gained, form by wheel hub, taper sheath and holding screw, holding screw heads into wheel hub with taper sheath, make the conical surface of wheel hub and taper sheath complement each other to form conical surface interference fit, conical surface over-surplus fit structure can guarantee the circumferential tightening and the axially tightening of wire feed rolls, make wire feed rolls when work any displacement not take place, it is comparatively convenient to install; When needs dismounting wheel hub, only need taper sheath be ejected and can get loose with holding screw, unloading process is easy, does not need auxiliary thumb wheel device or hammering in the disassembly process, has avoided part injury, therefore has easy to use, dismantled and assembled characteristics fast.
Description of drawings
Fig. 1 is the knot schematic diagram of existing wire feed rolls
Fig. 2 is the structural representation of embodiment 1;
Fig. 3 is the plane of embodiment 1 taper sheath;
Fig. 4 is the sectional side elevation of embodiment 1 taper sheath;
Fig. 5 is the plane of embodiment 1 wheel hub;
Fig. 6 is the sectional side elevation of embodiment 1 wheel hub;
Among the figure: wheel hub 1, taper sheath 2, holding screw 3, steel wire 4, half-thread hole 5, half unthreaded hole 6, wire feeding trough 7, male cone (strobilus masculinus) 8, inner conical surface 9.
The specific embodiment
The utility model will be further described in conjunction with the accompanying drawings below by embodiment.
Embodiment 1:
As shown in Figure 1, the described spring coiling machine wire feed rolls of present embodiment structure, it comprises wheel hub 1, only be provided with wire feeding trough 7 on the wheel hub 1, be provided with inner conical surface 9 in the wheel hub 1, also comprise the taper sheath 2 that is provided with male cone (strobilus masculinus) 8, holding screw 3 and power transmission shaft, described taper sheath 2 is arranged in the wheel hub 1, its male cone (strobilus masculinus) 8 is an interference fit with the inner conical surface 9 of wheel hub 1, offer radially grooving on the taper sheath 2, center at taper sheath 2 is provided with axis hole, power transmission shaft be arranged in the axis hole and with the axis hole interference fit, on the abutted surface of taper sheath 2 and wheel hub 1, be provided with six screwed holes, each screwed hole is made up of half-thread hole 5 and half unthreaded hole 6, described half-thread hole 5 and half unthreaded hole 6 lay respectively at the both sides of described abutted surface, specifically be on taper sheath 2, respectively and equally spacedly to be provided with three half-thread holes 5 and three and half unthreaded holes 6, on wheel hub 1, be provided with three and half unthreaded holes 6 and three half-thread holes 5 of matching with aforementioned three half-thread holes 5 and three and half unthreaded holes 6, thereby make stressed more balance, holding screw 3 is equipped with in screwed hole.
In above-mentioned spring coiling machine wire feed rolls structure, the effect of wheel hub 1 is to use the wire feeding trough 7 on it to send steel wire and uses the inner conical surface 9 on it to realize that the location is with fastening;
The effect of taper sheath 2 is under the tightening effect of holding screw 3, and strain takes place, and on the one hand sharp its male cone (strobilus masculinus) 8 cooperates with the inner conical surface 9 of wheel hub 1, produces tensile force, forms conical surface interference fit, stationary hub 1; It cooperates with power transmission shaft on the other hand, produces tensile force, guarantees the circumferential tightening and the axially tightening of wire feed rolls, makes wire feed rolls that any displacement not take place when work;
The effect of holding screw 3 has been the tightening effect on the one hand, this moment, three holding screws 3 cooperated with the half-thread hole 5 of wheel hub 1, after tightening holding screw 3, compress the unthreaded hole conical surface of taper sheath 2, thereby held out against taper sheath 2, made it that strain take place, thereby between wheel hub 1 and taper sheath 2, taper sheath 2 and power transmission shaft, produce enough tensile forces, realize the location, the fastening and center of circle of wire feed rolls, transmitting torque and load; On the other hand, holding screw 3 works the effect of shirking, this moment, three holding screws 3 cooperated with the half-thread hole 5 of taper sheath 2, after tightening holding screw 3, compress the unthreaded hole conical surface of wheel hub 1, wheel hub 1 is in a fixed position, but because the existence of screw thread on the taper sheath 2, can cause taper sheath 2 to deviate from gradually after holding screw 3 rotations, thereby realize shirking process, therefore dismantle more convenient.
Owing on wire feed rolls wheel hub 1, only offered road wire feeding trough 7, the only alignment of corresponding a kind of diameter wire and sending, thereby reduced the thickness of wheel hub 1, improved the rigidity of power transmission shaft, reduced the distortion of power transmission shaft, and do not need to be provided with the device that moves axially wire feed rolls, simplified machine construction, simultaneously, over worn wheel hub 1 can be used for sending the steel wire of larger diameter, but secondary uses, and is unlikely to scrap.
The protection domain that need to prove this patent is not limited to the foregoing description, and those of ordinary skills do conventional change according to above-mentioned technology enlightenment, should all fall into the protection domain of this patent.
Claims (10)
1. spring coiling machine wire feed rolls structure, it comprises wheel hub, wheel hub is provided with wire feeding trough, be provided with inner conical surface in the wheel hub, it is characterized in that also comprising the taper sheath and the holding screw that are provided with male cone (strobilus masculinus), described taper sheath is arranged in the wheel hub, the inner conical surface of its male cone (strobilus masculinus) and wheel hub is an interference fit, the center of taper sheath is provided with axis hole, is provided with screwed hole on the abutted surface of taper sheath and wheel hub, and described holding screw is equipped with in screwed hole.
2. spring coiling machine wire feed rolls structure according to claim 1 is characterized in that only being provided with on the described wheel hub wire feeding trough.
3. spring coiling machine wire feed rolls structure according to claim 1 and 2 is characterized in that described screwed hole is made up of half-thread hole and half unthreaded hole, and described half-thread hole and half unthreaded hole lay respectively at the both sides of described abutted surface.
4. spring coiling machine wire feed rolls structure according to claim 3, it is characterized in that respectively and equally spacedly being provided with on the described taper sheath three half-thread holes and three and half unthreaded holes, described wheel hub is provided with three and half unthreaded holes and three half-thread holes of matching with aforementioned three half-thread holes and three and half unthreaded holes.
5. spring coiling machine wire feed rolls structure according to claim 1 and 2 is characterized in that offering on the described taper sheath radially grooving.
6. spring coiling machine wire feed rolls structure according to claim 3 is characterized in that offering on the described taper sheath radially grooving.
7. spring coiling machine wire feed rolls structure according to claim 4 is characterized in that offering on the described taper sheath radially grooving.
8. spring coiling machine wire feed rolls structure according to claim 1 and 2 is characterized in that also comprising power transmission shaft, described power transmission shaft be arranged in the axis hole and with the axis hole interference fit.
9. spring coiling machine wire feed rolls structure according to claim 3 is characterized in that also comprising power transmission shaft, described power transmission shaft be arranged in the axis hole and with the axis hole interference fit.
10. spring coiling machine wire feed rolls structure according to claim 7 is characterized in that also comprising power transmission shaft, described power transmission shaft be arranged in the axis hole and with the axis hole interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020677633 CN201921957U (en) | 2010-12-24 | 2010-12-24 | Wire feed roll structure of spring coiling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020677633 CN201921957U (en) | 2010-12-24 | 2010-12-24 | Wire feed roll structure of spring coiling machine |
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| Publication Number | Publication Date |
|---|---|
| CN201921957U true CN201921957U (en) | 2011-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020677633 Expired - Fee Related CN201921957U (en) | 2010-12-24 | 2010-12-24 | Wire feed roll structure of spring coiling machine |
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| CN (1) | CN201921957U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629255A (en) * | 2013-11-22 | 2014-03-12 | 南车戚墅堰机车有限公司 | High-performance shaft connection device |
| CN104291678A (en) * | 2014-09-29 | 2015-01-21 | 中材科技股份有限公司 | Structure for connecting and locking glass fiber wire drawing machine head and machine head driving main shaft |
| CN108533627A (en) * | 2018-06-08 | 2018-09-14 | 安徽阿莫斯泵业有限公司 | A kind of Flexible Transmission diesel engine couplings |
| EP4407182A1 (en) * | 2023-01-25 | 2024-07-31 | MS Motorservice International GmbH | Vehicle lubricant pump |
-
2010
- 2010-12-24 CN CN 201020677633 patent/CN201921957U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629255A (en) * | 2013-11-22 | 2014-03-12 | 南车戚墅堰机车有限公司 | High-performance shaft connection device |
| CN104291678A (en) * | 2014-09-29 | 2015-01-21 | 中材科技股份有限公司 | Structure for connecting and locking glass fiber wire drawing machine head and machine head driving main shaft |
| CN108533627A (en) * | 2018-06-08 | 2018-09-14 | 安徽阿莫斯泵业有限公司 | A kind of Flexible Transmission diesel engine couplings |
| EP4407182A1 (en) * | 2023-01-25 | 2024-07-31 | MS Motorservice International GmbH | Vehicle lubricant pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110810 Termination date: 20131224 |