CN201493329U - Metal bar stretching machine - Google Patents
Metal bar stretching machine Download PDFInfo
- Publication number
- CN201493329U CN201493329U CN2009201713566U CN200920171356U CN201493329U CN 201493329 U CN201493329 U CN 201493329U CN 2009201713566 U CN2009201713566 U CN 2009201713566U CN 200920171356 U CN200920171356 U CN 200920171356U CN 201493329 U CN201493329 U CN 201493329U
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- metal bar
- machine
- main shaft
- substrate
- group
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Abstract
The utility model relates to a metal bar stretching machine which comprises a base group, a clamping device, a guiding piece, a swing device and a rotary camshaft; the guiding piece is provided with a guiding part; the swing device comprises a main shaft; the main shaft passes through the base group, and comprises a first end and a second end; the rotary camshaft comprises a first camshaft track and a second camshaft track; the two camshaft tracks comprise first change positions with displacement difference, and second change positions without displacement difference; the guiding part is arranged in the first camshaft track; the second end of the guiding piece is interlocked with the first end of the main shaft to generate swinging, and simultaneously drives the second end of the main shaft to swing; the second end of the main shaft controls the clamping device to clamp; and the base group is driven by the second camshaft track, so that the base group moves back and forth along the axial direction of the rotary camshaft.
Description
Technical field
The utility model mainly discloses a kind of metal bar stretching-machine, refers to a kind of accurately stretching-machine of clamping metal bar especially.
Background technology
Please refer to Fig. 9 and Figure 10, be the schematic diagram of existing stretching-machine control.This stretching-machine 1 drives by a rotating shaft 2, be provided with a clamping part 3 in stretching-machine 1, but the clamping bar is than path and bar is stretched.This clamping part 3 in order to transmit gas or oil, is controlled holding action in the mode that gas and oil is pressed by the voltage-controlled product 4 of gas and oil.But; the gas and oil pressure-controlled has many disappearances; can't be accurately and effectively control clamping; and the time delay that pressure size and loop are easily arranged because of the gas and oil pressure-volume; and circuit is controlled the problem of easy fault; and make holding action take place to postpone and fault, and cause process velocity to reduce, make the production time prolong and shutdown.The existing stretching-machine of this kind because of delay delays easy fault process time, will make this stretching-machine not have industrial competitiveness, because of preferable process velocity can't be provided, be one can't satisfy the stretching-machine of manufacturing industry demand.
Existing stretching-machine is unreliable because of clamping, make speed of production effectively to promote, and make this stretching-machine not have industrial competitiveness, have the space of improvement really, the design people wishes by the utility model, thus the problem that can get rid of or alleviate existing apparatus at least and met with.
The utility model content
The technical problem that the utility model metal bar stretching-machine institute desire solves is that the design of existing stretching-machine clamping metal bar is by the gas and oil pressure-controlled, holding function is postponed or inefficacy, and can't accurate and reliable clamping.Because above-mentioned disappearance, and can't effectively promote process velocity, need really to be improved.Therefore this creator is the road of endeavouring to seek improvement, and hope can offer user's one convenient handy design.
The utility model metal bar stretching-machine, it includes: one first substrate includes first and second; One clamping device is located at first of this first substrate; One guide member comprises first end and second end, is provided with a guidance part between the two ends, and this guide member first end is articulated in second of this first substrate; One pivot pendulum device, comprise a main shaft, one driving crank, one passive crank, one pivot joint group, one pusher shoe and a holder group, this main shaft is extended through this first substrate, this main shaft comprises first end and second end, affixed this driving crank of this main shaft first end, this driving crank articulates this guide member second end, this guide member can be put by relative pivot with this driving crank, affixed this passive crank of this main shaft second end, this passive crank articulates this pivot joint group, and this passive crank-swinging drives this pivot joint group and moves, affixed this pusher shoe of this pivot joint group, affixed this holder group of this pusher shoe, this holder group is fixed in this clamping device; One cam shaft, comprise one first cam locus and one second cam locus, this two cam locus includes the first change position with displacement difference, with the second change position that displacement difference is not arranged, this guidance part is located at this first cam locus, this main shaft first end of this guide member second end interlock produces the pivot pendulum, drive this main shaft second end pivot pendulum simultaneously, this main shaft second end is also controlled this clamping device generation clamping, this pedestal group is driven by this second cam locus, and this pedestal group is axially moved back and forth along this cam shaft.
The beneficial effect of the utility model metal bar stretching-machine is that its holding function is certain and reliable, can not take place to postpone or lost efficacy; And the utility model metal bar stretching-machine can effectively promote process velocity, makes mechanical stability against short circuit improve.
Other purpose, advantage and novel characteristics of the present utility model will make it more obvious from the following detailed description and related drawings.
Description of drawings
Fig. 1: be the sectional perspective outside drawing of the utility model metal bar stretching-machine.
Fig. 2: be the sectional perspective outside drawing of the utility model metal bar stretching-machine.
Fig. 3: be the sectional perspective outside drawing of the utility model metal bar stretching-machine.
Fig. 4: be the sectional perspective exploded view of the utility model metal bar stretching-machine.
Fig. 5: the schematic diagram that is clamp position for the utility model metal bar stretching-machine.
Fig. 6: for the utility model metal bar stretching-machine by side view that Fig. 5 got.
Fig. 7: the schematic diagram that is clamp position for the utility model metal bar stretching-machine.
Fig. 8: for the utility model metal bar stretching-machine is the not schematic diagram of clamp position.
Fig. 9: be the schematic diagram of existing clamping device with the folding of gas and oil pressure-controlled.
Figure 10: be the schematic diagram of existing clamping device with the folding of gas and oil pressure-controlled.
The main element symbol description:
1 stretching-machine, 2 rotating shafts, 3 clamping parts
The voltage-controlled product 10 pedestal groups of 4 gas and oils 11 first substrates
111 first 112 second 12 second substrates
121 first 122 second 13 guide wheels
16 second guiding groups are organized in 15 first guidings of 14 guide rails
20 clamping devices, 21 line rails, 22 slide blocks
23 clamping parts, 30 guide members, 31 first ends
32 second ends, 321 strip holes, 322 bearings
33 guidance parts, 40 pivot pendulum devices, 41 main shafts
411 first ends, 412 second ends, 42 pedestals
43 driving cranks, 431 steady pins, 44 passive cranks
451 strip holes are organized in 45 pivot joints of 441 steady pins
452 bearings, 453 cylinders 454 hold the hole
46 bufferings are organized 47 pusher shoe, 48 fixed blocks
49 holder groups, 491 first holders, 492 second holders
50 cam shafts, 51 first cam locus, 511 first ends
512 second ends, 513 gripping sections 514 are gripping section not
52 second cam locus, 521 first ends, 522 second ends
523 gripping sections 524 are gripping section not
The specific embodiment
The technology that relevant the utility model adopted, means and effect thereof, lift now that a preferred embodiment and conjunction with figs. describe in detail as after, this only for the usefulness of explanation, is not subjected to the restriction of this kind structure in patent application.
With reference to Fig. 1 and Fig. 2, be the stereo appearance figure of the utility model metal bar stretching-machine.The utility model metal bar stretching-machine includes a pedestal group 10, this pedestal group 10 comprises one first substrate 11 and one second substrate 12, four corners of two substrates 11,12 connect with guide wheel 13 respectively, and this two substrates 11,12 separated, these four guide wheels 13 are limited in moving back and forth in two guide rails 14.This first substrate 11 is provided with first 111 and second 112, being provided with a clamping device 20 for first 111 (please be simultaneously with reference to Fig. 3, Fig. 3 hides this second substrate 12 and associated components thereof in order fully to disclose this clamping device 20), articulate a guide member 30 for second 112, the action that this guide member 30 and this clamping device 20 produce clampings or unclamp metal bar by a pivot pendulum device 40.11 second 112 of this first substrates are provided with two guiding groups 15,16, and this two guidings group 15,16 is located at this guide member 30 both sides respectively.This guide member 30 is limited in a cam shaft 50 (asking simultaneously with reference to Fig. 3) and upward moves, and this two guidings group 15,16 is rolled along this cam shaft 50.This second substrate 12 is provided with second 122 of first 121 and second 122, the second substrates 12 first 111 towards first substrate 11.
This clamping device 20 comprises two line rails 21, two slide blocks 22 and a clamping part 23, this two lines rail 21 is fixed in first 111 of these pedestal group 10 first substrates 11, the arrangement that is in the shape of the letter V of this two lines rail 21, this two slide block 22 is socketed on this two lines rail 21, be provided with this clamping part 23 between this two slide block 22, this clamping part 23 stretches through ccontaining for metal bar.
This guide member 30 please be simultaneously with reference to Fig. 4 with this pivot pendulum device 40, this guide member 30 comprises first end 31 and second end 32, these guide member 30 first ends 31 are articulated in second 112 of these pedestal group 10 first substrates 11, these guide member 30 second ends 32 are provided with a strip hole that does not penetrate 321, be provided with a bearing 322 in this strip hole 321, this bearing 322 is connected to this pivot pendulum device 40 mutually, these guide member 30 two ends 31, be convexly equipped with a guidance part 33 between 32, this guidance part 33 is close to these guide member 30 second ends 32 and away from these guide member 30 first ends 31, this guidance part 33 is limited in moving on the cam shaft 50.
This pivot pendulum device 40 comprises the passive crank of a main shaft 41, a pedestal 42, a driving crank 43, one 44, a pivot joint group 45, two buffering groups 46, a pusher shoe 47, four fixed blocks 48 and holder groups 49.This main shaft 41 is extended through this two substrates 11,12 and free to rotate, and this main shaft 41 comprises first end 411 and second end 412, and these main shaft 41 second ends 412 are extended through this pedestal 42, and this pedestal 42 is fixedly arranged on this second substrate 12 first 121.These main shaft 41 first ends 411 affixed these driving cranks 43, these main shaft 41 second ends 412 affixed these passive cranks 44, and this passive crank 44 is connected to this pedestal 42.These driving crank 43 other ends articulate this guide member 30, this driving crank 43 is provided with a steady pin 431, this steady pin 431 is incorporated into the bearing 322 of these guide member 30 second ends 32, be provided with the design of bearing 322 in these guide member 30 strip holes 321, when this driving crank 43 is put with these guide member 30 relative pivots, has movably space between the two.
These passive crank 44 other ends articulate this pivot joint group 45, this pivot joint is organized 45 first end centers and vertically is provided with a strip hole that does not penetrate 451, be provided with a bearing 452 in this strip hole 451, this passive crank 44 is provided with a steady pin 441, this steady pin 441 is incorporated into this bearing 452, the design that is provided with bearing 452 in 45 strip holes 451 is organized in this pivot joint, when this passive crank 44 is put with these pivot joint group 45 relative pivots, has movably space between the two.
This pivot joint is organized 45 second ends and laterally is installed with two cylinders 453, and is provided with an appearance hole 454 between this two cylinder 453, and this holds hole 454 affixed these pusher shoe 47, and this pusher shoe 47 is a round bar in the present embodiment.
This two cylinder 453 is in conjunction with this two bufferings group 46, and the two ends of this two bufferings group 46 are fixed in this fixed block 48 respectively, and these fixed block 48 secure bond are in 12 first 121 of this second substrates.This driving crank 43 drives this main shaft 41 and rotates, this main shaft 41 drives this passive crank 44 swings, this passive crank 44 further makes this pivot joint group 45 produce swing and promote this buffering group 46, the buffering effect that provides by this buffering group 46, when making this pusher shoe 47 promote this holder group 49, have the buffering effect and avoid the stuck facts to take place when further making this clamping device 20 produce the clamping effect.
This holder group 49 comprises two holders 491,492, this first holder 491 is fixed in this clamping device 20 slide block 22 wherein, this second holder 492 is fixed in this clamping device 20 another slide blocks 22, and these two holders, 491,492 modes with slippage relatively combine, this pusher shoe 47 is fixed in this first holder 491, and this holder group 49 is subjected to these pusher shoe 47 interlocks and produces mobile.
This cam shaft 50 is provided with one first cam locus 51 and one second cam locus 52, and this two cam locus 51,52 is overlapping in the present embodiment, and this first cam locus 51 is overlapping with this second cam locus 52, and this two cam locus 51,52 forms step therein.This two cam locus 51,52 is formed with first end 511,521 and second end 512,522 respectively, further makes this two cam locus 51,52 separate out not gripping section 514,524 of a gripping section 513,523 and.This gripping section 513,523 changes the position for the track stroke with displacement difference is considered as one first, make guiding group 15,16 and guide member 30 produce variable in distance in this position and the position is changed, this not two cam locus 51,52 of gripping section 514,524 displacement difference is not arranged, the track stroke is considered as second and changes the position, and two guiding groups 15,16 to the distance of guide member 30 is equated.
With reference to Fig. 5 to Fig. 7, be the schematic diagram (this second substrate 12 and associated components thereof being hidden) of clamp position for the utility model metal bar stretching-machine in order fully to disclose this clamping device 20.This guide member 30 is positioned at first cam locus 51 of this cam shaft 50, this two guidings group 15,16 lays respectively at the two side of this second cam locus 52, this two guidings group 15,16 is fixed in first substrate 11 second 112, and this two guidings group 15,16 is limited to second cam locus 52.
When this cam shaft 50 rotates, this guide member 30 enters this gripping section 513,523 by first end 511,521 of this two cam locus 51,52 (both sides), be subjected to the influence of two cam locus 51,52 (both sides) displacement difference, the sidewall that contacts at this second cam locus 52 that two guiding groups 15,16 are coincide, this guide member 30 of interlock produces beat simultaneously, makes guidance part 33 move along first cam locus 51.
During these guide member 30 beats, the driving crank 43 of this pivot pendulum device 40 of interlock produces swing, make this passive crank 44 swing simultaneously, this moment should be main, passive crank 43,44 towards two cam locus 51,52 second ends 512,522 direction swing, this passive crank 44 pivots pendulum drives this pivot joint group 45 swings, promote this buffering group 46 during these pivot joint group 45 swings, the buffering effect that provides by this buffering group 46, this pivot joint group 45 and this pusher shoe 47 of interlock, when making this pusher shoe 47 promote this holder group 49, two holders 491 of this holder group 49,492 force the slide block 22 of this clamping device 20 towards two cam locus 51,52 second ends 512,522 direction moves, allow clamping part 23 be closed, and reach holding action (asking simultaneously) with reference to Fig. 1, have the buffering effect and avoid the stuck facts to take place when further making this clamping device 20 produce clamping effects.
With reference to Fig. 8, for the utility model metal bar stretching-machine is the not schematic diagram of clamp position (this second substrate 12 and associated components thereof being hidden in order fully to disclose this clamping device 20).This cam shaft 50 continues to rotate, this guide member 30 enters this not gripping section 514,524 by second end 512,522 of this two cam locus 51,52, this moment, the track central axis of two cam locus 51,52 coincide, two guiding groups 15,16 lay respectively at the two side of this second cam locus 52, and this guidance part 33 moves along first cam locus 51.
This guide member 30 is towards two cam locus 51,52 first ends 511,521 direction swing, the master of this pivot pendulum device 40 of interlock, passive crank 43,44 towards two cam locus 51,52 first ends 511,521 direction swing, passive crank 44 drives this pivot joint group 45, the buffering effect that this pivot joint group 45 provides by this buffering group 46, on this buffering group 46, laterally move and generation buffering effect, this pivot joint group 45 drives this pusher shoe 47, this pusher shoe 47 drives this holder group 49, this two holder 491,492 force the slide block 22 of this clamping device 20 towards two cam locus 51,52 first ends 511,521 direction moves, allow clamping part 23 be unlatching, and reach not clamping effect.
Clamping device of the present utility model is by mechanism design, reach one and accurately do not have this clamping device of drive of slipping up, the design of the first cam locus displacement difference, make this clamping device make holding action and holding action not, really can reach clamping effect quite reliably, can not take place easily to postpone or lost efficacy as the gas and oil pressure-controlled.Make mechanical stability against short circuit improve, increase production capacity, can improve industrial competitiveness really.
Can summarize with regard to the above and the utlity model has following advantage:
1. the utility model metal bar stretching-machine, holding function really and reliable can not take place to postpone or lost efficacy, can certain and reliable clamping.
2. the utility model metal bar stretching-machine effectively promotes process velocity, makes mechanical stability against short circuit improve.
In sum, though the utility model discloses above content with preferred embodiment, but be not in order to limit the scope that the utility model is implemented, any those skilled in the art, in not breaking away from spirit and scope of the present utility model, when doing a little change and retouching, promptly all equalizations of doing according to the utility model change and modify, and should be the utility model claim and contain.
Claims (12)
1. metal bar stretching-machine is characterized in that including:
One first substrate includes first and second;
A clamping device is located at first of this first substrate;
A guide member comprises first end and second end, is provided with a guidance part between these two ends, and this guide member first end is articulated in second of this first substrate;
A pivot pendulum device, comprise a main shaft, a driving crank, a passive crank, a pivot joint group, a pusher shoe and a holder group, this main shaft is extended through this first substrate, this main shaft comprises first end and second end, affixed this driving crank of this main shaft first end, this driving crank articulates this guide member second end, this guide member can be put by relative pivot with this driving crank, affixed this passive crank of this main shaft second end, this passive crank articulates this pivot joint group, and this passive crank-swinging drives this pivot joint group and moves, affixed this pusher shoe of this pivot joint group, affixed this holder group of this pusher shoe, this holder group is fixed in this clamping device;
A cam shaft, comprise one first cam locus and one second cam locus, this two cam locus includes the first change position with displacement difference, with the second change position that displacement difference is not arranged, this guidance part is located at this first cam locus, this main shaft first end of this guide member second end interlock produces the pivot pendulum, drive this main shaft second end pivot pendulum simultaneously, and this main shaft second end is controlled this clamping device and is produced clamping, this first substrate is driven by this second cam locus, and this first substrate axially moves back and forth along this cam shaft.
2. metal bar stretching-machine as claimed in claim 1 is characterized in that, this guide member second end forms a strip hole, is provided with a bearing in this strip hole, and this driving crank is incorporated into this bearing.
3. metal bar stretching-machine as claimed in claim 1 is characterized in that, this pivot joint group vertically is provided with a strip hole, is provided with a bearing in this strip hole, and this passive crank is incorporated into this bearing.
4. metal bar stretching-machine as claimed in claim 1 is characterized in that, this pivot joint group laterally is installed with two cylinders, and these two cylinder two ends are combined with the buffering group that buffering effect is provided when this pivot joint group swing.
5. metal bar stretching-machine as claimed in claim 4 is characterized in that, the two ends of this buffering group are fixed in a fixed block respectively, and this first substrate is provided with several guide wheels and connects one second substrate, and this fixed block is fixed in this second substrate.
6. metal bar stretching-machine as claimed in claim 5 is characterized in that, this second substrate sets firmly a pedestal, this this main shaft of pedestal socket and supporting this passive crank.
7. metal bar stretching-machine as claimed in claim 5 is characterized in that, this guide wheel is limited in moving back and forth in two guide rails.
8. metal bar stretching-machine as claimed in claim 1, it is characterized in that, affixed this holder group of this pusher shoe, this holder group comprises two holders, this two holder combines in the mode of relative slippage, and this two holder is incorporated into this clamping device.
9. metal bar stretching-machine as claimed in claim 1 is characterized in that, this pusher shoe is a round bar.
10. as 1 described metal bar stretching-machine of claim the, it is characterized in that this first substrate, second face is installed with two guiding groups, these two guiding groups are positioned at the two side of this cam shaft second cam locus.
11. metal bar stretching-machine as claimed in claim 1, it is characterized in that, this clamping device comprises that two line rails, two slide blocks and one are for the metal bar ccontaining clamping part that stretches through, these two line rails are fixed in first of this first substrate, these two slide block sets are connected to this two line rails, are provided with this clamping part between this two slide block.
12. metal bar stretching-machine as claimed in claim 1 is characterized in that, contiguous this guide member second end of the guidance part of this guide member.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/233737 | 2008-09-19 | ||
| US12/233,737 US7661285B2 (en) | 2006-12-29 | 2008-09-19 | Drawing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201493329U true CN201493329U (en) | 2010-06-02 |
Family
ID=42436539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201713566U Expired - Fee Related CN201493329U (en) | 2008-09-19 | 2009-08-14 | Metal bar stretching machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201493329U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109789456A (en) * | 2016-07-25 | 2019-05-21 | Ejp机器公司 | Drawing bracket and drawbench for drawbench |
-
2009
- 2009-08-14 CN CN2009201713566U patent/CN201493329U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109789456A (en) * | 2016-07-25 | 2019-05-21 | Ejp机器公司 | Drawing bracket and drawbench for drawbench |
| US11498102B2 (en) | 2016-07-25 | 2022-11-15 | Ejp Maschinen Gmbh | Drawing carriage for a drawing machine, and drawing machine |
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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: 20100602 Termination date: 20120814 |