CN101324009A - Shogging mechanism with double push rod - Google Patents
Shogging mechanism with double push rod Download PDFInfo
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- CN101324009A CN101324009A CNA2008101235136A CN200810123513A CN101324009A CN 101324009 A CN101324009 A CN 101324009A CN A2008101235136 A CNA2008101235136 A CN A2008101235136A CN 200810123513 A CN200810123513 A CN 200810123513A CN 101324009 A CN101324009 A CN 101324009A
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- push
- ball screw
- rod
- shell
- guide bar
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Abstract
The invention relates to a swaying mechanism of a warp loom, in particular to a stripping comb swaying device provided with double push rods. The invention provides a technical proposal that a ball screw is arranged on a machine frame, and the technical proposal is characterized in that two ends of the ball screw are respectively arranged on the machine frame through bearings, a feed screw nut is matched and connected with the ball screw, a fitting seat is arranged on the feed screw nut and is connected with the right end of the push rod, the left end of the push rod is connected with the machine frame in a sliding way, and an axes of the push rod is parallel to an axes of the ball screw. The stripping comb swaying mechanism can adopt the driving of a rotary actuating motor, is used for the swaying of ground combs of the warp looms at moderate or low speed, and has the advantage of the driving of the double throwout levers without shearing force.
Description
Technical field
The present invention relates to the transverse-moving mechanism on a kind of warp knitting machine, specifically a kind of guide bar shogging device that has two push rods.
Background technology
The ground comb of traditional multi-bar warp knitting machine or the Traverse Displacement Unit of Jacquard comb adopt the mechanical type transmission mostly, and flower type carrier adopts chain piece or floral disc.There are shortcomings such as traversing distance is little, impact is big, the circulation of flower type is little, the inconvenience of conversion flower type in the Traverse Displacement Unit of this mechanical type transmission.
Recently, the electronics horizontal movement device that utilizes rotary-type servomotor control on warp knitting machine is arranged also, this device mainly contains compositions such as servomotor, ball screw, feed screw nut and sliding guide.But in use still there are many problems, not good as: (1) ball screw fixed-site, influence the guide bar shogging precision; (2) the design of shaping-orientation bar or guide post is not undesirable, influences the reasonable structure of entire mechanism; (3) oil lubrication effect is undesirable, influences the service life of mechanism.
In addition, the leading screw of above-mentioned electronics horizontal movement device adopts the mounting means that an end is fixed, an end moves about usually.At one end installed thrust bearing fixing leading screw axially is difficult to the location, is easy to generate the gap during installation, thereby reduces the precision of guide bar shogging; The similar slip of leading screw one end location can produce the slip damping during operation, and cause ball screw slightly to tremble, and the precision that has both influenced system also reduces the service life of mechanism; The design of shaping-orientation bar or guide post is not undesirable, influences the reasonable structure of entire mechanism.
Summary of the invention
The objective of the invention is to design a kind of guide bar shogging device that has two push rods, this guide bar shogging mechanism can adopt rotary-type driven by servomotor, is used for, the ground comb of low speed warp knitting machine is traversing, has the no shearing force driving advantage of two push rods.
According to technical scheme provided by the invention, ball screw is installed on frame, it is characterized in that: the two ends of described ball screw utilize bearing to be installed on the frame respectively, the feed screw nut is connected on ball screw, mount pad is set on the feed screw nut, described mount pad is connected with the right-hand member of push rod, and the left end and the frame of push rod are slidingly connected, and the axis of described push rod is parallel with the axis of ball screw.
Described push rod has upper push-rod and the lower push-rod that is parallel to each other, and between the left end of upper push-rod and lower push-rod bearing is set.Described upper push-rod and lower push-rod are symmetrically located at the both sides of ball screw.
Described frame is the housing of a sealing, and described housing comprises shell and end cap.The left end of described ball screw utilizes angular contact ball bearing to be installed on the end cap, the right-hand member of ball screw utilizes angular contact ball bearing to be installed on the shell right side wall, described feed screw nut is positioned on the ball screw of housing, and the right-hand member of described ball screw stretches out the right side wall of shell; The right-hand member of described push rod stretches out end cap, and between described push rod and end cap linear bearing is set.
Be provided with respectively at the inwall of the right side wall of the inwall of end cap and shell and be provided with oil guide groove.The top of shell is provided with the oiling cap, in the bottom of shell bleeder plug is set.Be provided for the bearing cap of orientation angle contact ball bearing in the outside of the right side wall of shell corresponding to the position of ball screw, between bearing cap and ball screw, sealing ring be set.Left end at upper push-rod is provided with drag hook, at the left end of lower push-rod the top is set; Described shell and end cap utilize bolt and alignment pin to interconnect, and between shell and end cap diaphragm seal are set.
Advantage of the present invention is:
1, ball screw adopts two ends to pushing up fixing mounting means, thrust bearing is contained in the two ends of ball screw, and applies pretightning force, can improve the axial rigidity of ball screw.When assembling, can carry out predraft to leading screw, to eliminate the gap of bearing itself, reduce the axial runout of leading screw.Adopt this mounting means can bear higher axial load, be fit to high-precision workplace.2, the depth of parallelism of Traverse Displacement Unit is good, and the bearing mounting hole of supported on both sides wall adopts consistent synchronously processing method, the depth of parallelism height between two slide-and-guide axles and the ball screw, and guide bar shogging is accurate.3, employing pair push rods design guarantees the parallel promotion of sley bar, and the active force in the time of can eliminating the promotion sley bar is simultaneously guaranteed the high depth of parallelism of guide bar shogging to the shearing force that ball screw produced, and makes that guide bar shogging is accurate, the ball screw long service life.4, have oil circulation device, ball screw and bearing are lubricated, and have the cooling effect, prolonged the service life of device.5, the equipment input cost is relatively low.
Description of drawings
Fig. 1 is a structure chart of the present invention.
The specific embodiment
Among the figure, 1 be shell, 2 for the sliding guide mount pad, 3 for upper push-rod, 4 for linear bearing, 5 for lid end, 6 for lubricating pad sheet till the alignment pin, 7,8 for oil-feed cap (oily loop head), 9 for the feed screw nut, 10 for lower push-rod, 11 for angular contact ball bearing, 12 for ball screw, 13 for trapezoidal oil sealing, 14 for flanged type bearing cap end, 15 for oil leakage (oily loop exit), 19 for the sliding guide bearing, 20 for sphere top, 21 for drag hook, 22 is an oil guide groove, 16,17,18 is hexagon-headed bolt.
As shown in the figure: comprise housing and be installed on ball screw 12 on the frame, it is characterized in that: the two ends of described ball screw 12 utilize bearing to be installed on the frame respectively, feed screw nut 9 is connected on ball screw 12, mount pad 2 is set on feed screw nut 9, described mount pad 2 is connected with the right-hand member of push rod, the left end and the frame of push rod are slidingly connected, and the axis of described push rod is parallel with the axis of ball screw 12.Described push rod has the upper push-rod 10 and lower push-rod 3 that is parallel to each other, and between the left end of upper push-rod 10 and lower push-rod 3 bearing 19 is set.Described upper push-rod 10 and lower push-rod 3 are symmetrically located at the both sides of ball screw 12.
Described frame is the housing of a sealing, and described housing comprises shell 1 and end cap 5.The left end of described ball screw 12 utilizes angular contact ball bearing 11 to be installed on the end cap 5, the right-hand member of ball screw 12 utilizes angular contact ball bearing 11 to be installed on shell 1 right side wall, described feed screw nut 9 is positioned on the ball screw 12 of housing, and the right-hand member of described ball screw 12 stretches out the right side wall of shell 1; The right-hand member of described push rod stretches out end cap 5, and between described push rod and end cap 5 linear bearing 4 is set.
Be provided with respectively at the inwall of the right side wall of the inwall of end cap 5 and shell 1 and be provided with oil guide groove 22.The top of shell 1 is provided with oiling cap 8, in the bottom of shell 1 bleeder plug 15 is set.Be provided for the bearing cap 14 of orientation angle contact ball bearing 11 in the outside of the right side wall of shell 1 corresponding to the position of ball screw 12, between bearing cap 14 and ball screw 12, sealing ring 13 be set.Left end at upper push-rod 10 is provided with drag hook 21, at the left end of lower push-rod 3 top 20 is set; Described shell 1 utilizes bolt 16 and alignment pin 6 to interconnect with end cap 5, at shell 1 and 5 of end caps diaphragm seal 7 is set.
This mechanism can be used as the executing agency of the electronic guide bar shogging system of warp knitting machine, is used for substituting traditional warp knitting machine chain piece formula floral disc formula guide bar shogging mechanism.This transmission mechanism is converted into laterally moving of sley bar by ball screw with rotatablely moving of servomotor, and cost is lower, and compact conformation can be applicable on the not high warp knitting machine of machine speed.This type of drive is used for the driving that ground is combed and Jacquard is combed on multi-bar warp knitting machine or the jacquard warp mostly.This mechanism have compact conformation, transverse movement precision height, the circulation of flower type big, change that the flower type is fast, little, simple to operate, advantage such as cost is low and noise is little takes up room.
Traditional warp knitting machine adopts the mechanical type transverse-moving mechanism, and as flower type carrier, the curve that forms by chain piece or cam outer rim drives sley bar to carry out laterally moving by chain piece or cam.Compare with common chain piece or cam transverse-moving mechanism, electronics horizontal movement mechanism has following characteristics: the traversing scope of (1) flower type is big, can produce bigger transverse motion; (2) save chain piece storage and maintenance, reduce the possibility of makeing mistakes; (3) it is fast to spend type to change, and directly carries out the computer input and can change colored type rapidly, thereby improve the productivity ratio of warp knitting machine greatly.
Servomotor connects with ball screw 12 by shaft coupling, and a sliding guide mount pad 2 is housed on the feed screw nut 9.The right-hand member of lower push-rod 3 and upper push-rod 10 is fixed on the sliding guide mount pad 2 with hexagon-headed bolt, and left end is fixed on the sliding guide bearing 19 with hexagon-headed bolt.When motor rotated, ball screw 12 produced relative motion with feed screw nut 9, because of being fixed by angular contact ball bearing 11 at the two ends of ball screw 12, so feed screw nut 9 drives upper and lower push rod 3 and 10 move left and right with mount pad 2, was used to promote guide bar shogging.Two linear bearings 4 are used to support two push rods 3 and 10 simultaneously.Sliding guide bearing 19 is used for fixing upper and lower push rod 3 and 10, not only has guide function, and all does the effect of push-pull mechanism, has increased bearing capacity, the raising stability of mechanism.Sphere top 20 is installed on the sliding guide bearing 19, and an end and upper push-rod 3 are fixing, and the other end is connected with the sley bar push rod.Drag hook 21 is fixed on the lower push-rod 10, is used to draw spring.
Inboard at shell 1 and lid end 5 is provided with oil guide groove 22, and the feasible lubricating oil that enters from oiling cap 8 lubricates the linear bearing of two ends, upper push-rod 10 and lower push-rod 3 left ends of ball screws 12 through oil guide groove 22.
Claims (10)
1, the guide bar shogging device that has two push rods, comprise housing and be installed on ball screw (12) on the frame, it is characterized in that: the two ends of described ball screw (12) utilize bearing to be installed on the frame respectively, feed screw nut (9) is connected on ball screw (12), mount pad (2) is set on feed screw nut (9), described mount pad (2) is connected with the right-hand member of push rod, and the left end and the frame of push rod are slidingly connected, and the axis of described push rod is parallel with the axis of ball screw (12).
2, have the guide bar shogging device of two push rods according to claim 1, it is characterized in that: described push rod has the upper push-rod (10) and lower push-rod (3) that is parallel to each other, and between the left end of upper push-rod (10) and lower push-rod (3) bearing (19) is set.
3, as having the guide bar shogging device of two push rods as described in the claim 2, it is characterized in that: described upper push-rod (10) and lower push-rod (3) are symmetrically located at the both sides of ball screw (12).
4, have the guide bar shogging device of two push rods according to claim 1, it is characterized in that: described frame is the housing of a sealing, and described housing comprises shell (1) and end cap (5).
5, as having the guide bar shogging device of two push rods as described in the claim 4, it is characterized in that: the left end of described ball screw (12) utilizes angular contact ball bearing (11) to be installed on the end cap (5), the right-hand member of ball screw (12) utilizes angular contact ball bearing (11) to be installed on shell (1) right side wall, described feed screw nut (9) is positioned on the ball screw (12) of housing, and the right-hand member of described ball screw (12) stretches out the right side wall of shell (1); The right-hand member of described push rod stretches out end cap (5), and between described push rod and end cap (5) linear bearing (4) is set.
6, as having the guide bar shogging device of two push rods as described in the claim 4, it is characterized in that: be provided with respectively at the inwall of the right side wall of the inwall of end cap (5) and shell (1) and be provided with oil guide groove (22).
7, as having the guide bar shogging device of two push rods as described in the claim 4, it is characterized in that: the top of shell (1) is provided with refuels cap (8), in the bottom of shell (1) bleeder plug (15) is set.
8, as having the guide bar shogging device of two push rods as described in the claim 5, it is characterized in that: be provided for the bearing cap (14) of orientation angle contact ball bearing (11) in the outside of the right side wall of shell (1) corresponding to the position of ball screw (12), between bearing cap (14) and ball screw (12), sealing ring (13) be set.
9, as having the guide bar shogging device of two push rods as described in the claim 4, it is characterized in that: the left end at upper push-rod (10) is provided with drag hook (21), at the left end of lower push-rod (3) top (20) is set.
10, as having the guide bar shogging device of two push rods as described in the claim 4, it is characterized in that: described shell (1) utilizes bolt (16) and alignment pin (6) to interconnect with end cap (5), between shell (1) and end cap (5) diaphragm seal (7) is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101235136A CN101324009B (en) | 2008-06-16 | 2008-06-16 | Shogging mechanism with double push rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101235136A CN101324009B (en) | 2008-06-16 | 2008-06-16 | Shogging mechanism with double push rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101324009A true CN101324009A (en) | 2008-12-17 |
| CN101324009B CN101324009B (en) | 2010-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101235136A Expired - Fee Related CN101324009B (en) | 2008-06-16 | 2008-06-16 | Shogging mechanism with double push rod |
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| CN (1) | CN101324009B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121168A (en) * | 2011-03-23 | 2011-07-13 | 王占洪 | Guide bar shogging mechanism in warp knitting machine |
| CN102383262A (en) * | 2011-10-31 | 2012-03-21 | 王敏其 | Electronic traversing device for warp knitting machine |
| CN102719993A (en) * | 2012-05-16 | 2012-10-10 | 常州市武进五洋纺织机械有限公司 | Warp knitting machine with electronical horizontal movement device |
| CN102719994A (en) * | 2012-05-16 | 2012-10-10 | 常州市武进五洋纺织机械有限公司 | Electronic transverse device of warp knitting machine |
| CN103469474A (en) * | 2013-10-04 | 2013-12-25 | 郑依福 | Oiling device for warp knitting machine guide bar sidesway guide shafts |
| CN104452087A (en) * | 2014-12-02 | 2015-03-25 | 江南大学 | Electronic guide bar traversing device of multi-bar warp knitting machine |
-
2008
- 2008-06-16 CN CN2008101235136A patent/CN101324009B/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121168A (en) * | 2011-03-23 | 2011-07-13 | 王占洪 | Guide bar shogging mechanism in warp knitting machine |
| CN102121168B (en) * | 2011-03-23 | 2013-09-11 | 王占洪 | Guide bar shogging mechanism in warp knitting machine |
| CN102383262A (en) * | 2011-10-31 | 2012-03-21 | 王敏其 | Electronic traversing device for warp knitting machine |
| CN102383262B (en) * | 2011-10-31 | 2013-07-31 | 王敏其 | Electronic traversing device for warp knitting machine |
| CN102719993A (en) * | 2012-05-16 | 2012-10-10 | 常州市武进五洋纺织机械有限公司 | Warp knitting machine with electronical horizontal movement device |
| CN102719994A (en) * | 2012-05-16 | 2012-10-10 | 常州市武进五洋纺织机械有限公司 | Electronic transverse device of warp knitting machine |
| CN103469474A (en) * | 2013-10-04 | 2013-12-25 | 郑依福 | Oiling device for warp knitting machine guide bar sidesway guide shafts |
| CN104452087A (en) * | 2014-12-02 | 2015-03-25 | 江南大学 | Electronic guide bar traversing device of multi-bar warp knitting machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101324009B (en) | 2010-08-25 |
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Granted publication date: 20100825 Termination date: 20200616 |