CN206334976U

CN206334976U - A kind of drawbench PTO

Info

Publication number: CN206334976U
Application number: CN201621390506.9U
Authority: CN
Inventors: 卓扬
Original assignee: Zhejiang Ka On Holdings Ltd
Current assignee: Zhejiang Ka On Holdings Ltd
Priority date: 2016-12-17
Filing date: 2016-12-17
Publication date: 2017-07-18
Anticipated expiration: 2026-12-17

Abstract

The utility model discloses a kind of drawbench PTO, it is intended to solves the nonadjustable problem of rate of tension of chain drive, and its drip irrigation device is：A kind of drawbench PTO, including base, motor is installed with base, the power take-off mechanism for the power of motor to be passed to drawbench is additionally provided with base, one end of power take-off mechanism is connected with belt gear, belt gear connects motor, the output end of power take-off mechanism is connected with chain-drive mechanism, chain-drive mechanism is connected to the input shaft of drawbench and the power for the mechanism that outputs power passes to drawbench, the tensioning governor motion for adjusting chain-drive mechanism rate of tension by adjusting power take-off mechanism position is additionally provided with base.A kind of drawbench PTO of the present utility model, the rate of tension of chain drive can be adjusted by governor motion.

Description

A kind of drawbench PTO

Technical field

The utility model is related to drawbench field, more specifically, it relates to a kind of drawbench PTO.

Background technology

Drawbench is as the main process apparatus of cold drawing steel tube, and it is to be used for draw ferrous and nonferrous metals bar under normal temperature Material and secondary operation is carried out to the steel pipe after hot rolling, extruding, be that production is small-bore, accurate, thin-walled, high-mechanical property tubing Main process apparatus, the power set of drawbench are the device that drawbench provides power, are generally provided by motor.

In the prior art cold-drawn power plants be usually motor by sprocket wheel by power be directly passed to drawbench due to The output end of power set passes to the input of drawbench by sprocket wheel, and power set output end and drawbench input it Between distance it is unadjustable, by long-time be driven after sprocket wheel easily fluff, or install sprocket wheel when it is relatively difficult.

Therefore need to propose a kind of new scheme to solve this problem.

Utility model content

In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of drawbench power output dress Put, the position of rotating shaft changed by setting tensioning governor motion on power take-off mechanism, thus adjust drive sprocket with from The distance between movable sprocket, it is to avoid the problem of can not adjusting rate of tension after chain pine, and to the dismounting of sprocket wheel more It is convenient.

Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of cold-drawn mechanomotive force is defeated Go out on device, including base, the base to be installed with and be additionally provided with motor, the base for the power of motor to be passed The power take-off mechanism of drawbench is passed, one end of the power take-off mechanism is connected with belt gear, and the belt is passed Motivation structure connects motor, and the output end of the power take-off mechanism is connected with chain-drive mechanism, and the chain-drive mechanism is connected to The power of the input shaft of drawbench and the mechanism that outputs power, which is passed to, to be additionally provided with drawbench, the base for by regulation Power take-off mechanism position adjusts the tensioning governor motion of chain-drive mechanism rate of tension.

By using above-mentioned technical proposal, the power that motor is produced is delivered to power take-off mechanism by belt gear Input, power is conveyed to the input shaft of drawbench, realizes the biography of power by power take-off mechanism by chain-drive mechanism again Pass, when chain drive fluffs, or when needing to install chain, power take-off mechanism is adjusted by being tensioned governor motion The distance between with drawbench input shaft, so as to adjust the rate of tension of chain, when chain is excessively loose, the mechanism that outputs power with it is cold The distance between drawing machine input shaft increase, when needing to pull down on chain, regulation tensioning governor motion, the mechanism that outputs power with The distance between drawbench input shaft is turned down, just can be easily by disassembling chains.

The utility model is further arranged to：The chain-drive mechanism includes drive sprocket, and the drive sprocket is fixed and set The output end of power take-off mechanism is placed in, also including driven sprocket, the driven sprocket is fixedly installed on the input shaft of drawbench, Chain is connected between the drive sprocket and the driven sprocket.

By using above-mentioned technical proposal, drive sprocket is arranged on power take-off mechanism, and driven sprocket is arranged on cold-drawn On machine input shaft, by chain drive between driven sprocket and drive sprocket, and the gearratio of chain is more stable, and transmission is more Plus it is steady, transmission effect is good.

The utility model is further arranged to：The belt gear includes drive pulley, the drive pulley The output shaft of motor is fixedly installed on, also including driven pulley, the driven pulley is fixedly installed on power take-off mechanism Input, be connected with belt between the drive pulley and driven pulley.

By using above-mentioned technical proposal, belt gear has the advantages that overload protection, when with it is motionless when belt meeting Skid to protect motor injury-free, and belt has deformability, when the position to power take-off mechanism is finely adjusted When, belt can bear this change.

The utility model is further arranged to：The power take-off mechanism includes being used to support the first of tensioning governor motion Rotated on bearing, first bearing and be provided with rotating shaft, the input of the rotating shaft is fixedly connected driven pulley, the rotating shaft Output end be fixedly connected drive sprocket.

By using above-mentioned technical proposal, axis of rotation is connected on the first bearing and under the drive of belt gear Rotate, then power is passed into drawbench input shaft by chain-drive mechanism, complete power transmission.

The utility model is further arranged to：The tensioning governor motion includes the positioning being arranged between rotating shaft and motor Plate, the location-plate is rotated and is arranged on base, and the location-plate is fixedly connected the first bearing close to the side of rotating shaft, described fixed The controlling organization for controlling location-plate rotational angle is connected with the plate of position.

By using above-mentioned technical proposal, location-plate is fixedly connected with the first bearing, and location-plate can be rotated on base, Connection control mechanism on location-plate, controlling organization can regulate and control the rotational angle of location-plate, regulate and control to position when by controlling organization Plate rotate when, the first bearing can also be rotated with location-plate, thus rotating shaft also can concomitant rotation, so as to have adjusted rotating shaft and cold-drawn The distance between machine input shaft, so as to adjust the rate of tension of chain-drive mechanism.

The utility model is further arranged to：The bottom surface and side of first bearing are set in the arc of evagination.

By using above-mentioned technical proposal, because the first bearing needs to rotate with the rotation of location-plate, if first The bottom of bearing and sidepiece are configured with the structure of corner angle, and easily forming motion between base when the first bearing is rotated does Relate to, cause the first bearing not rotate, so make the arc of evagination, it is ensured that the ride comfort that the first bearing is rotated.

The utility model is further arranged to：First bearing is provided with two and is located at location-plate both sides respectively.

By using above-mentioned technical proposal, the first bearing sets two, and two the first bearings are to location-plate and rotating shaft Supporting role is more stable and firm, and axis of rotation can be driven when location-plate is rotated, and rotating shaft is needed by the first bearing come band Dynamic, if only the unstable phenomenon of rotating shaft can be easily caused with first bearing, being provided with two the first bearings can increase The stability of strong rotating shaft.

The utility model is further arranged to：The controlling organization includes the second bearing, and second bearing is fixedly connected In base and it is provided with to rotate on cross bar, the cross bar positioned at the side of the remotely located plate of rotating shaft, on second bearing and sets It is equipped with locating rod, the location-plate and vertically offers chute, the upper end of the locating rod is arranged in chute, the locating rod One end through chute has been connected through a screw thread clamp nut.

By using above-mentioned technical proposal, connection locating rod is rotated on the second bearing, the upper end of locating rod passes through location-plate On chute, and locating rod is fastenedly connected with location-plate by clamp nut, can be by location-plate when tightening clamp nut Rotated to the second bearing direction, while driving the first bearing and rotating shaft to be moved to the second bearing direction.

The utility model is further arranged to：Second bearing is made up of two blocks of plates be arrangeding in parallel, right on two plates It should offer and bolt is laterally equipped with bolt hole, the bolt hole, one end of the locating rod connection cross bar offers two Hole, the bolt may pass through wherein any one hole and locating rod be rotationally connected with the second bearing.

By using above-mentioned technical proposal, cross bar is arranged to what is made by dismountable bolt, the lower end of locating rod is opened Provided with two holes, bolt may pass through any one hole and be connected it with the rotation of the second bearing, when bolt through locating rod close to upper During the hole of side, the action length of locating rod can be shortened, the action length of locating rod is shorter, identical clamp nut is tightened Degree when, location-plate rotate angle it is bigger, Adjustment effect becomes apparent from.

The utility model is further arranged to：The part that the locating rod stretches out location-plate is also threaded with for tight Gu the handle for being easy to hand stubborn is welded with the adjusting nut that nut is further fastened, the lateral wall of the adjusting nut.

By using above-mentioned technical proposal, when location-plate is rotated into certain angle by clamp nut, due to belt And chain is in tensioning state, can have a reverse power to location-plate so that location-plate has a counter-rotational trend, So as to produce outside thrust to clamp nut, clamp nut stripped thread is easily caused, one regulation of increase again outside clamp nut Nut, can prevent clamp nut stripped thread, and extend handle on the lateral wall of adjusting nut, when rotating adjusting nut, It need not be tightened again with specific instrument, it is only necessary to swing handle.

In summary, the utility model has the advantages that：

First, by setting tensioning governor motion, realizing the regulation to chain tension, tearing open for chain can also be easy to Unload；

Second, by the chain drive of power take-off mechanism and drawbench input shaft, the transmission of power can be made more steady.

Brief description of the drawings

Fig. 1 is drawbench and the structural representation of drawbench PTO, is mainly used in showing attachment structure；

Fig. 2 is structural representation of the present utility model, is mainly used in the structure of performance tensioning governor motion；

Fig. 3 is the structural representation of location-plate, is mainly used in showing the structure of location-plate and the first bearing；

Fig. 4 is the structural representation of locating rod, is mainly used in showing the structure of locating rod.

In figure：1st, base；2nd, motor；3rd, power take-off mechanism；4th, belt gear；5th, chain-drive mechanism；6th, cold-drawn Machine；7th, it is tensioned governor motion；8th, drive sprocket；9th, driven sprocket；10th, chain；11st, drive pulley；12nd, driven pulley； 13rd, the first bearing；14th, rotating shaft；15th, location-plate；16th, controlling organization；17th, the second bearing；18th, cross bar；19th, locating rod；20th, it is sliding Groove；21st, clamp nut；22nd, adjusting nut；23rd, handle.

Embodiment

With reference to the accompanying drawings and examples, the utility model is described in detail.

A kind of drawbench PTO, as shown in Fig. 1 and Fig. 2 and Fig. 3 and Fig. 4, including base 1, base 1 can be Frame-shaped structure, motor 2 is fixedly installed in the side of base 1, and opposite side is provided with power take-off mechanism 3, output machine Structure 3 includes the rotating shaft 14 for outputing power and the first bearing 13 for supporting rotating shaft 14, in motor 2 and power output Belt gear 4 is connected between mechanism 3, belt gear 4 includes the drive pulley being fixed on the output shaft of motor 2 11 and the driven pulley 12 of the input of rotating shaft 14 is fixedly installed on, drive pulley 11 passes through belt with driven pulley 12 Connect and realize that power is transmitted, motor 2 transfers power to the input of rotating shaft 14, rotating shaft 14 by belt gear 4 Rotated under the support of the first bearing 13 and power is delivered to chain-drive mechanism 5 from output end, chain-drive mechanism 5 includes fixing It is arranged at the drive sprocket 8 of the output end of rotating shaft 14 and is fixedly installed on the driven sprocket 9 of the input shaft of drawbench 6, drive sprocket 8 Action edge transmission of going forward side by side is connected by chain 10 with driven sprocket 9.

The tensioning governor motion 7 for adjusting the rate of tension of chain 10 is additionally provided with base 1, tensioning governor motion 7 is wrapped Location-plate 15 is included, location-plate 15 is arranged between rotating shaft 14 and motor 2, two pin-and-holes, the two ends of location-plate 15 are provided with base 1 Extend two bearing pins, the bearing pin of location-plate 15 puts in pin-and-hole and realizes rotation of the location-plate 15 relative to base 1, location-plate 15 Side close to rotating shaft 14 is fixedly connected the first bearing 13, and the first bearing 13 and base 1 are separately positioned, and the first bearing 13 Bottom surface is in the circular arc setting of evagination with side, avoids producing when location-plate 15 drives the first bearing 13 to rotate moving and does Relate to, the first bearing 13 is provided with two and is located at the both sides of location-plate 15 respectively, increases the stability of rotating shaft 14.

The controlling organization 16 for adjusting the rotational angle of location-plate 15 is also associated with location-plate 15, controlling organization 16 includes Second bearing 17, the second bearing 17, which is fixed, to be welded on base 1 and positioned at the side of the remotely located plate 15 of rotating shaft 14, second Seat 17 is made up of two blocks of plates be arrangeding in parallel, and relative offering laterally is worn in two bolts hole, bolt hole on two boards There is cross bar 18, the cross bar 18 can be replaced with bolt, connection locating rod 19 is rotated on cross bar 18, locating rod 19 is connected with cross bar 18 One end offer two holes, locating rod 19 can be rotatably connected on the second bearing 17 by cross bar 18 through any one hole, Vertical on location-plate 15 to offer chute 20, the upper end of locating rod 19 passes through chute 20, and the upper end of locating rod 19 is provided with screw thread, The threaded one end that locating rod 19 stretches out chute 20 is connected with clamp nut 21, by clamp nut 21 to tighten degree fixed to adjust The rotational angle of position plate 15, it is more that clamp nut 21 is inwardly tightened, and location-plate 15 is bigger to the side rotational angle of rotating shaft 14, makes Obtain the first bearing 13 and rotating shaft 14 more to the remote side shifting of driven sprocket 9 one, then between drive sprocket 8 and driven sprocket 9 Distance it is bigger, the rate of tension of chain 10 is higher, locating rod 19 stretch out location-plate 15 part be also threaded with adjusting nut 22, adjusting nut 22 is located at the outside of clamp nut 21 and is threadedly connected to locating rod 19, and location-plate 15 further can be fastened, The handle 23 for being easy to hand stubborn is also welded with the lateral wall of adjusting nut 22, when needing to rotate adjusting nut 22, it is no longer necessary to The instruments such as spanner, it is only necessary to which rotation just can be realized by swing handle 23.

When chain 10 fluffs, clamp nut 21 and adjusting nut 22 are tightened so that location-plate 15 is to the side of rotating shaft 14 Rotate, when location-plate 15 is rotated, locating rod 19 can be slided in chute 20, with the rotation of location-plate 15, due to first Seat 13 is fixedly connected with location-plate 15, and the first bearing 13 can drive rotating shaft 14 and drive sprocket 8 to away from the side of driven sprocket 9 It is mobile, increase with the distance of drive sprocket 8 and driven sprocket 9, chain 10 can be progressively tensioned, when the rate of tension of chain 10 is maximum When, countershaft 14 has a reverse pulling force again, and such rotating shaft 14 is simultaneously by the thrust and chain 10 of location-plate 15 Pulling force so that rotating shaft 14 is in stable state, and the tensile force of chain 10 thus is transferred into maximum, when needing to pull down chain 10 Or when installing, unscrew clamp nut 21 and adjusting nut 22, location-plate 15 is rotated to the side close to motor 2, and band Dynamic rotating shaft 14 and drive sprocket 8 to the side shifting close to driven sprocket 9 so that drive sprocket 8 and driven sprocket 9 it Between spacing reduce, chain 10 is fluffed, it is convenient that chain 10 is pulled down or installed, can thus realize to chain tension Regulation, be easy to the dismounting of chain.

The above is only preferred embodiment of the present utility model, and protection domain of the present utility model is not limited merely to Above-described embodiment, all technical schemes belonged under the utility model thinking belong to protection domain of the present utility model.It should refer to Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.

Claims

1. a kind of drawbench PTO, including base（1）, the base（1）On be installed with motor（2）, it is special Levy and be：The base（1）On be additionally provided with for by motor（2）Power pass to drawbench（6）Power take-off mechanism （3）, the power take-off mechanism（3）One end be connected with belt gear（4）, the belt gear（4）Connection electricity Machine（2）, the power take-off mechanism（3）Output end be connected with chain-drive mechanism（5）, the chain-drive mechanism（5）It is connected to Drawbench（6）Input shaft and the mechanism that outputs power（3）Power pass to drawbench（6）, the base（1）On be additionally provided with For by adjusting power take-off mechanism（3）Position adjusts chain-drive mechanism（5）The tensioning governor motion of rate of tension（7）.

2. a kind of drawbench PTO according to claim 1, it is characterised in that：The chain-drive mechanism（5） Including drive sprocket（8）, the drive sprocket（8）It is fixedly installed on power take-off mechanism（3）Output end, also including driven chain Wheel（9）, the driven sprocket（9）It is fixedly installed on drawbench（6）Input shaft, the drive sprocket（8）With the driven chain Wheel（9）Between be connected with chain（10）.

3. a kind of drawbench PTO according to claim 2, it is characterised in that：The belt gear （4）Including drive pulley（11）, the drive pulley（11）It is fixedly installed on motor（2）Output shaft, also including driven Belt pulley（12）, the driven pulley（12）It is fixedly installed on power take-off mechanism（3）Input, the drive pulley （11）With driven pulley（12）Between be connected with belt.

4. a kind of drawbench PTO according to claim 3, it is characterised in that：The power take-off mechanism （3）Including for supporting tensioning governor motion（7）The first bearing（13）, first bearing（13）Upper rotation is provided with rotating shaft （14）, the rotating shaft（14）Input be fixedly connected driven pulley（12）, the rotating shaft（14）Output end be fixedly connected Drive sprocket（8）.

5. a kind of drawbench PTO according to claim 4, it is characterised in that：The tensioning governor motion （7）Including being arranged at rotating shaft（14）With motor（2）Between location-plate（15）, the location-plate（15）Rotation is arranged at base （1）On, the location-plate（15）Close to rotating shaft（14）Side be fixedly connected the first bearing（13）, the location-plate（15）Upper company It is connected to for controlling location-plate（15）The controlling organization of rotational angle（16）.

6. a kind of drawbench PTO according to claim 5, it is characterised in that：First bearing（13）'s Bottom surface and side are set in the arc of evagination.

7. a kind of drawbench PTO according to claim 5, it is characterised in that：First bearing（13）If It is equipped with two and is located at location-plate respectively（15）Both sides.

8. a kind of drawbench PTO according to claim 5, it is characterised in that：The controlling organization（16）Bag Include the second bearing（17）, second bearing（17）It is fixedly connected on base（1）And positioned at rotating shaft（14）Remotely located plate （15）Side, second bearing（17）On be provided with cross bar（18）, the cross bar（18）Upper rotation is provided with locating rod （19）, the location-plate（15）On vertically offer chute（20）, the locating rod（19）Upper end be arranged in chute（20）In, The locating rod（19）Through chute（20）One end be connected through a screw thread clamp nut（21）.

9. a kind of drawbench PTO according to claim 8, it is characterised in that：Second bearing（17）By Two blocks of plates be arrangeding in parallel are constituted, and correspondence, which is offered in bolt hole, the bolt hole, on two plates is laterally equipped with bolt, described Locating rod（19）Connect cross bar（18）One end offer two holes, the bolt may pass through wherein any one hole and by locating rod （19）It is rotationally connected with the second bearing（17）On.

10. a kind of drawbench PTO according to claim 8, it is characterised in that：The locating rod（19）Stretch Go out location-plate（15）Part be also threaded with for clamp nut（21）The adjusting nut further fastened（22）, The adjusting nut（22）Lateral wall on be welded with the handle for being easy to hand stubborn（23）.