CN105149472A - Bar traction device - Google Patents
Bar traction device Download PDFInfo
- Publication number
- CN105149472A CN105149472A CN201510513360.6A CN201510513360A CN105149472A CN 105149472 A CN105149472 A CN 105149472A CN 201510513360 A CN201510513360 A CN 201510513360A CN 105149472 A CN105149472 A CN 105149472A
- Authority
- CN
- China
- Prior art keywords
- bar
- bearing
- cover plate
- metal
- pinch rolls
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Landscapes
- Rolls And Other Rotary Bodies (AREA)
Abstract
The invention relates to a bar traction device. The bar traction device is characterized by comprising a support and a pull roll assembly; the pull roll assembly comprises upper pull rolls, lower pull rolls and a drive device for driving the lower pull rolls to rotate; rotary shafts of the upper pull rolls are provided with upper bearings; rotary shafts of the lower pull rolls are provided with lower bearings; two supporting boards are arranged on the support in a spaced mode. According to the bar traction device, a bar penetrates through the position between the upper pull rolls and the lower pull rolls, the bar can be fed forwards stably under the driving of the drive device, adjusting parts are controlled to descend to jack the upper bearings to move downwards, at the moment, elastic parts are compressed, and after the adjusting parts ascend, restoring force of the elastic parts drives the upper bearings to move upwards, and therefore the relative distance between the upper bearings and the lower bearings can be adjusted so that bars of different pipe diameters can pass the position between the upper bearings and the lower bearings, the application range is wide, labor intensity of operators is relieved, and production efficiency is improved.
Description
Technical field
The present invention relates to a kind of bar draw-gear.
Background technology
Old-fashioned draw-gear adopts a turbine worm reducer to drive shift fork to carry out reciprocating, stirs ratchet and drives carry-over pinch rolls running, reach the object of copper rod traction.The velocity of rotation that this device controls excitation electromotor by governor controls hauling speed, by the pitch of the reciprocating distance controlling bar traction of adjustment shift fork.But this device lacks controllability, and equipment because of the change in the height generation speed of voltage, can cause great impact to product quality.
Summary of the invention
For problems of the prior art, the object of the present invention is to provide a kind of technical scheme of bar draw-gear.
Described a kind of bar draw-gear, it is characterized in that comprising bearing and pull roll assembly, described pull roll assembly comprises carry-over pinch rolls, lower carry-over pinch rolls and the drive unit driving described lower carry-over pinch rolls to rotate, the rotating shaft of described upper carry-over pinch rolls is provided with upper bearing (metal), the rotating shaft of described lower carry-over pinch rolls is provided with lower bearing, described bearing is interval with two pieces of support plates, short transverse along support plate on the opposite face of described support plate is provided with mounting groove, described upper bearing (metal) and lower bearing between the upper and lower every be arranged in described mounting groove, elastic component is provided with between described upper bearing (metal) and lower bearing, described support plate top is provided with liftable regulating part, described regulating part presses down the top of described upper bearing (metal).
Described a kind of bar draw-gear, is characterized in that the end face of described support plate is provided with cover plate, and described regulating part is the screw mandrel be threaded with described cover plate, and described cover plate is provided with screw, and the bottom of described screw mandrel offsets through described screw and described upper bearing (metal).
Described a kind of bar draw-gear, is characterized in that described bearing arranges some described pull roll assembly along bar feeding direction interval.
Described a kind of bar draw-gear, it is characterized in that the end face of described support plate is provided with cover plate, described cover plate is provided with installing hole, described regulating part comprises the rotating cylinder be rotationally connected with described installing hole, be threaded in described rotating cylinder push rod, and the bottom of described push rod presses down described upper bearing (metal), and the periphery that described rotating cylinder protrudes from described deck portion is provided with teeth groove, be provided with driven wheel between the rotating cylinder of adjacent pull roll assembly, described driven wheel is meshed with teeth groove.
Described a kind of bar draw-gear, it is characterized in that the surface of described cover plate is provided with gathering sill, be connected with tooth bar in described gathering sill, described tooth bar engages with driven wheel, and cover plate is provided with the moving scale line of corresponding described tooth bar.
Bar draw-gear of the present invention, bar passes between upper carry-over pinch rolls and lower carry-over pinch rolls, under the driving of drive unit, stably bar can be sent to forward, and by control and regulation part, regulating part decline can head on upper bearing (metal) and move down, and now elastic component is compressed, after regulating part rises, the restoring force of elastic component drives upper bearing (metal) to move up, the thus relative distance of adjustable upper bearing (metal) and lower bearing, pass through with the bar adapting to different tube diameters, applied widely, reduce the labour intensity of operative employee, production efficiency is provided.
Accompanying drawing explanation
Fig. 1 is the sectional view of embodiment one in the present invention;
Fig. 2 is the structural representation of embodiment one in the present invention;
Fig. 3 is the structural representation of the embodiment of the present invention one middle rack and driven wheel.
Detailed description of the invention
Below in conjunction with Figure of description, the invention will be further described:
Embodiment one
With reference to figure 1 and Fig. 2, shown a kind of bar draw-gear, comprise bearing 1 and pull roll assembly, pull roll assembly comprises carry-over pinch rolls 2, lower carry-over pinch rolls 3 and the drive unit driving lower carry-over pinch rolls 3 to rotate, upper carry-over pinch rolls 2 are positioned at directly over lower carry-over pinch rolls 3, the rotating shaft of upper carry-over pinch rolls 2 is provided with upper bearing (metal) 21, the rotating shaft of lower carry-over pinch rolls 3 is provided with lower bearing 31, bearing 1 is interval with two pieces of relative support plates 11, the opposite face of support plate 11 is provided with mounting groove 111 along the short transverse of support plate 11, upper bearing (metal) 21 and lower bearing 31 between the upper and lower every be arranged in mounting groove 111, and compress flexible 4 between upper bearing (metal) 21 and lower bearing 31, elastic component 4 is flexible props up upper bearing (metal) 21, support plate 11 top is provided with the regulating part 5 compressing upper bearing (metal) 21, upper bearing (metal) 5 liftable.Drawing bar loads in bar draw-gear, bar passes between upper carry-over pinch rolls 2 and lower carry-over pinch rolls 3, under the driving of drive unit, bar is sent to forward by lower carry-over pinch rolls 3, and be elevated by control and regulation part 5, the relative distance of adjustable upper bearing (metal) 21 and lower bearing 31, passes through with the bar adapting to different tube diameters.And bearing 1 arranges some groups of pull roll assembly along feed direction interval, many group pull roll assembly are carried jointly, guarantee the reliable and stable of conveying.
Referring to figs. 2 and 3, in the present embodiment, the notch at mounting groove 111 top is provided with cover plate 6, cover plate 6 is provided with installing hole, regulating part 5 comprises the rotating cylinder 52 be rotationally connected with installing hole, the periphery of the bottom of rotating cylinder 52 is interval with upper limit position block and lower position block, cover plate 6 is between upper limit position block and lower position block, realize the switching of rotating cylinder and cover plate, be threaded in rotating cylinder 52 push rod 51, the bottom of push rod 51 presses down upper bearing (metal) 21, the periphery that rotating cylinder 52 protrudes from cover plate 6 part is provided with teeth groove, driven wheel 53 is provided with between the rotating cylinder 52 of adjacent pull roll assembly, driven wheel 53 is meshed with teeth groove, driven wheel 53 rotates and drives rotating cylinder 52 to rotate, push rod 51 moving axially along rotating cylinder 52 in rotating cylinder 52 rotation process, therefore push rod 51 liftable changes the height of upper bearing (metal) 21, and driven wheel 53 drives multiple rotating cylinder 52 to rotate simultaneously, namely convenient and strength-saving, ensure that again in adjacent pull roll assembly, push rod 51 is in by height, namely the upper bearing (metal) 21 in adjacent pull roll assembly is in sustained height.
Further, also be provided with gathering sill 61 on the surface of cover plate 6, tooth bar 54 is connected with in gathering sill 61, tooth bar 54 engages with driven wheel 53, and cover plate 6 is provided with the moving scale line 62 of corresponding tooth bar 54, mobile rack 54 drives driven wheel 53 to rotate, and can judge the displacement of tooth bar 54 according to moving scale line 62, and can change into the height of push rod 51; The top of two support plates 11 all arranges cover plate 6, drives the tooth bar 54 on cover plate 6 to move identical distance, can ensure that relative upper bearing (metal) 21 is in sustained height.
And lowering or hoisting gear is connected with on bearing 1, because bar draw-gear is for carrying the bar of different tube diameters, is therefore changed the height of pull roll assembly by lowering or hoisting gear, ensureing that pull roll assembly aims at the charging aperture of next operation.
With reference to figure 1, adopt, lowering or hoisting gear comprises support 7, support 7 is positioned at below bearing 1, on support 7, switching has rocking bar 81 and adjusting part, the turning end of rocking bar 81 and the bottom patch of bearing 1, adjusting part comprises first moving block 84 of transferring with bearing 1 and second moving block 83 of transferring with support 7, first moving block 84 is provided with adjusting rod 82, second moving block 83 is provided with screwed hole, adjusting rod 82 passes screwed hole and is threaded with screwed hole, rocking bar 81 and adjusting part composition slider-crank mechanism.During rotary regulating lever 82, adjusting rod 82 moves along screwed hole and pulls the first moving block 84, and in adjusting rod 82 moving process, first moving block 84 and the second moving block 83 rotatable, while first moving block 84 and the second moving block 83 relative position change, bearing 1 realizes height change along with rocking bar 81 rotates.
Wherein elastic component 4 is stage clip, and stage clip is pressed between upper bearing (metal) 21 and lower bearing 31, and when regulating part 5 declines, upper bearing (metal) 21 compression press spring, after regulating part 5 rises, the restoring force of stage clip drives upper bearing (metal) 21 to rise.
The drive unit adopted comprises servomotor 91, connects the reductor 92 of servomotor 91 and lower carry-over pinch rolls 3, and servomotor 91 operates reliably, avoids the velocity variations produced because of the change of voltage, ensure that the stable of processing parameter.
And, cushion block can be provided with between two pieces of support plates, bar draw-gear arranges this cushion block towards feedstock direction side, cushion block is adjacent with lower carry-over pinch rolls, cushion block is provided with and guides slope, because bar may exist bending, therefore bar is difficult to aim at the space between carry-over pinch rolls and lower carry-over pinch rolls, accurately enters on upper carry-over pinch rolls by guiding the bootable bar in slope.
Embodiment two
Can Fig. 2 in reference example one, the present embodiment is from the different of embodiment one, and regulating part 5 is only screw mandrel, and the notch of mounting groove 111 is provided with cover plate 6, screw mandrel is that cover plate 6 is threaded, cover plate 6 is provided with screw, and the bottom of screw mandrel offsets through the top of screw and upper bearing (metal) 21, rotary screw rod, screw mandrel realizes lifting along moving axially of screw, thus the height of adjustment upper bearing (metal) 21 and upper carry-over pinch rolls 2, the structure of the present embodiment is simple, and cost is low.
Claims (5)
1. a bar draw-gear, it is characterized in that comprising bearing and pull roll assembly, described pull roll assembly comprises carry-over pinch rolls, lower carry-over pinch rolls and the drive unit driving described lower carry-over pinch rolls to rotate, the rotating shaft of described upper carry-over pinch rolls is provided with upper bearing (metal), the rotating shaft of described lower carry-over pinch rolls is provided with lower bearing, described bearing is interval with two pieces of support plates, short transverse along support plate on the opposite face of described support plate is provided with mounting groove, described upper bearing (metal) and lower bearing between the upper and lower every be arranged in described mounting groove, elastic component is provided with between described upper bearing (metal) and lower bearing, described support plate top is provided with liftable regulating part, described regulating part presses down the top of described upper bearing (metal).
2. a kind of bar draw-gear according to claim 1, it is characterized in that the end face of described support plate is provided with cover plate, described regulating part is the screw mandrel be threaded with described cover plate, and described cover plate is provided with screw, and the bottom of described screw mandrel offsets through described screw and described upper bearing (metal).
3. a kind of bar draw-gear according to claim 1, is characterized in that described bearing arranges some described pull roll assembly along bar feeding direction interval.
4. a kind of bar draw-gear according to claim 3, it is characterized in that the end face of described support plate is provided with cover plate, described cover plate is provided with installing hole, described regulating part comprises the rotating cylinder be rotationally connected with described installing hole, be threaded in described rotating cylinder push rod, and the bottom of described push rod presses down described upper bearing (metal), and the periphery that described rotating cylinder protrudes from described deck portion is provided with teeth groove, be provided with driven wheel between the rotating cylinder of adjacent pull roll assembly, described driven wheel is meshed with teeth groove.
5. a kind of bar draw-gear according to claim 4, it is characterized in that the surface of described cover plate is provided with gathering sill, be connected with tooth bar in described gathering sill, described tooth bar engages with driven wheel, and cover plate is provided with the moving scale line of corresponding described tooth bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510513360.6A CN105149472A (en) | 2015-08-20 | 2015-08-20 | Bar traction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510513360.6A CN105149472A (en) | 2015-08-20 | 2015-08-20 | Bar traction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105149472A true CN105149472A (en) | 2015-12-16 |
Family
ID=54790675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510513360.6A Withdrawn CN105149472A (en) | 2015-08-20 | 2015-08-20 | Bar traction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105149472A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111873372A (en) * | 2020-07-31 | 2020-11-03 | 江南大学 | Portable speed-adjustable bar drawing equipment |
| CN113677449A (en) * | 2019-02-05 | 2021-11-19 | Mep 意大利美普机械制造有限公司 | Bar processing machine and corresponding processing method |
-
2015
- 2015-08-20 CN CN201510513360.6A patent/CN105149472A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113677449A (en) * | 2019-02-05 | 2021-11-19 | Mep 意大利美普机械制造有限公司 | Bar processing machine and corresponding processing method |
| CN111873372A (en) * | 2020-07-31 | 2020-11-03 | 江南大学 | Portable speed-adjustable bar drawing equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104444396B (en) | A kind of segregation apparatus for punching press plate unstacking | |
| CN201543740U (en) | Automatic intermittent feeding device of thin steel strip stamping material | |
| CN210938033U (en) | Novel servo end cover press | |
| CN114654157B (en) | Low-cost pressure steel pipe stiffening ring welding device | |
| CN104226838A (en) | Rolling wheel conveying type punching machine automatic feeding machine | |
| CN106743629A (en) | A kind of automatic charging machine and charging method | |
| CN107433444A (en) | Secondary serialization floating press-loading apparatus | |
| CN104439140B (en) | A kind of bar traction apparatus | |
| CN105149472A (en) | Bar traction device | |
| CN104786136A (en) | Super mirror board grinding device | |
| CN217170117U (en) | Printing machine version roller adjusting structure | |
| CN204294893U (en) | A kind of bar draw-gear | |
| CN111804789A (en) | Stamping die for automobile part welding | |
| CN104944145A (en) | Automatic feeding and discharging elevator | |
| CN113580264A (en) | Side cutter taking device for cutting machine | |
| CN201183713Y (en) | Lifting guide means for blanking tube of aluminum electrolysis multifunctional crane | |
| CN104226839A (en) | Roller synchronous feeding device | |
| CN105563277A (en) | Surface transverse-grinding process and manufacturing machine for solid wood floor | |
| CN104355063B (en) | feeder | |
| CN107718158A (en) | A kind of full-automatic move expects decompressor | |
| CN107006616A (en) | Dried bean curd press | |
| CN209383012U (en) | The mechanism of pallet de-stacking | |
| CN104551206A (en) | Method and device for automatically adjusting blade clearance of plate shearing machine | |
| CN216176044U (en) | Automatic feeding structure of hydraulic plate bending machine | |
| CN102320145A (en) | Automatic rolling and conveying mechanism for PU (polyurethane) plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20151216 |