CN1329574C - Opening device in loom - Google Patents
Opening device in loom Download PDFInfo
- Publication number
- CN1329574C CN1329574C CNB2004100397864A CN200410039786A CN1329574C CN 1329574 C CN1329574 C CN 1329574C CN B2004100397864 A CNB2004100397864 A CN B2004100397864A CN 200410039786 A CN200410039786 A CN 200410039786A CN 1329574 C CN1329574 C CN 1329574C
- Authority
- CN
- China
- Prior art keywords
- heald frame
- auxiliary rod
- shaft coupling
- loom
- aforementioned
- 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.)
- Expired - Fee Related
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Abstract
Ends (upper ends) of assisting bars 12A, 13A, 12B, 13B are connected to the lower face of the lower frame 111 of heald frames 11A, 11B. The other ends (lower ends) of the assisting bars 12A, 13A, 12B, 13B are connected to shaft joints 20A, 21A, 20B, 21B, and a transmission rods 22A, 23A, 22B, 23B are connected to the shaft joints 20A, 21A, 20B, 21B. The length of the assistant bar 12A, 13A, 12B, 13B is larger than the opening stroke of the adjacent heald frame.
Description
Technical field
The present invention relates to a plurality of heald frames are arranged and utilized the action of reciprocating drive mechanism to make shedding motion in the loom of aforementioned a plurality of heald frame reciprocating actions along their thickness direction.
Background technology
The heald frame of opening that is used to form warp thread is far away more from the fell of fabric, and the up and down stroke amount of heald frame (opening stroke amount) is big more.The opening stroke amount of heald frame is big more, and the maximal rate of this heald frame and peak acceleration are big more.Therefore, it is many more to be used to drive the energy consumption of heald frame.Again, the opening stroke amount of heald frame is big more, and the tension force of the warp thread of the heddle (heald) by this heald frame is big more, and the fine hair of warp thread increases.The increase of fine hair, the winding between the warp thread that causes taking place easily to be close to, it is bad to increase opening.The bad good picking that can hinder weft yarn of opening.Therefore, reduce the arrangement pitches of a plurality of heald frames as far as possible, and make the fell of the as close as possible fabric of heald frame of last tail.
In general, the reciprocating drive mechanism that heald frame is up and down reciprocatingly moved is connected (for example, with reference to Patent Document 1～4) with heald frame via shaft coupling.
Open flat 2-94277 communique in fact.
Open flat 4-118485 communique in fact.
Patent Document 3
Te Kaiping 10-72737 communique.
Patent Document 4
The spy opens the 2001-40139 communique.
Direction is mutually reverse when mobile up and down when next-door neighbour's heald frame, and shaft coupling must not disturb contiguous heald frame.The shaft coupling that Patent Document 1～4 is introduced is installed on the lower frame of heald frame.Therefore, next-door neighbour's heald frame direction up and down is mutually reverse when mobile, and shaft coupling is what to be intersected with the lower frame of the heald frame that is close in orientation (fore-and-aft direction of loom) the institute apparent time of heald frame.That is, shaft coupling can restrict the reducing of arrangement pitches of heald frame.
Summary of the invention
The present invention, purpose is to reduce the arrangement pitches of a plurality of heald frames.
The present invention, to as if be arranged in side by side and utilize the action of reciprocating drive mechanism to make shedding motion in the loom of aforementioned a plurality of heald frame reciprocating actions along their thickness direction a plurality of heald frames, in the invention of scheme 1, be connected on the aforementioned heald frame with the mode of the part of the driving path that becomes aforementioned reciprocating drive mechanism a end auxiliary rod, the other end at auxiliary rod connects shaft coupling simultaneously, the Thickness Design of aforementioned auxiliary rod must be made the opening stroke amount of the length of aforementioned auxiliary rod greater than the heald frame at loom rear less than the thickness of aforementioned heald frame.
The thickness of auxiliary rod and the thickness of heald frame are meant the thickness of the orientation (fore-and-aft direction of loom) of heald frame.The heald frame at so-called loom rear is than the heald frame that the connects auxiliary rod heald frame of 1 side more backward.If connect shaft coupling on the auxiliary rod with aforementioned thicknesses and length, then shaft coupling can not restrict the reducing of arrangement pitches of heald frame.
The invention of scheme 2 is in the invention of scheme 1, and the length of auxiliary rod of heald frame that makes the rear of corresponding loom is greater than the opening stroke amount than the heald frame of more forward 1 side of heald frame at the rear of loom.
The heald frame at the rear of so-called loom is meant on the fore-and-aft direction of loom the heald frame of rear side.If design the length of the auxiliary rod on the heald frame that is connected the rear of loom as described above like that, the shaft coupling that then is connected on the auxiliary rod of heald frame at the rear of corresponding loom can not disturb the heald frame of front side.
The invention of scheme 3 is in scheme 1 or scheme 2 wantonly 1, makes the opening stroke amount of the length of aforementioned auxiliary rod greater than the maximum in aforementioned a plurality of heald frames.
Heald frame with maximum opening stroke amount, be before and after loom on the heald frame of rear side.If make the opening stroke amount of the length of auxiliary rod greater than maximum, then shaft coupling is positioned at the downside of all heald frames always.
The invention of scheme 4, be in scheme 1 to wantonly 1 of scheme 3, get the Design of length of a plurality of aforementioned auxiliary rods identical.
Therefore the different multiple auxiliary rod of length needn't be made, the cost of manufacture of auxiliary rod can be suppressed.
The invention of scheme 5, be in scheme 1 to wantonly 1 of scheme 4, with aforementioned shaft coupling and aforementioned auxiliary rod split design.
The formation of shaft coupling and auxiliary rod split makes and can use existing shaft coupling.
Description of drawings
Fig. 1 is the front view of the 1st form of implementation that the present invention is specialized.
Fig. 2 is a side view.
Fig. 3 is the opposite side view.
Fig. 4 is the major part amplification front elevation.
Fig. 5 (a) and (b) are major part enlarged side views.
Fig. 6 is the major part amplification front elevation of expression the 2nd form of implementation.
Symbol description
11A, 11B, 11C, 11D... heald frame
12,12A, 12B, 12C, 12D, 13A, 13B, 13C, 13D... become the auxiliary rod of a part that drives passage
20,20A, 20B, 20C, 20D, 21A, 21B, 21C, 21D... shaft coupling
22A, 22B, 22C, 22D, 23A, 23B, 23C, 23D... become the baton pass of a part that drives passage
35,45... constitutes the crank disk of reciprocating drive mechanism
Y1, Y2, Y3, Y4... opening stroke amount
T... the thickness of auxiliary rod
H... the thickness of heald frame
L... the length of auxiliary rod
Concrete form of implementation
Below, the 1st the form of implementation of the present invention being specialized with reference to Fig. 1～Fig. 5 explanation.
As shown in Figure 2, in this form of implementation, use 4 heald frame 11A, 11B, 11C, 11D.Heald frame 11A, 11B, 11C, 11D uniformly-spaced arrange from the rear side of the fell W1 side direction loom of fabric W (left side of Fig. 2 is made as the rear side of loom, and the right side is made as the front side) by this order.
Fig. 1 represents being seen heald frame 11A, 11B from the front side of loom.Be connected with the end (upper end) of a pair of auxiliary rod 12A, 13A on the lower frame 111 of heald frame 11A following.The other end (lower end) at auxiliary rod 12A, 13A connects shaft coupling 20A, 21A, is connected with baton pass 22A, 23A on shaft coupling 20A, 21A.
As shown in Figure 4, in the integrally formed a pair of connection projection 14,15 of the end (upper end) of auxiliary rod 12A.Connect with projection 14,15, utilize the fastening of the bolt 16,17 that is threaded on the lower frame 111 and be fixed on lower frame 111 below.Like this, auxiliary rod 12A is connected and is fixed on the lower frame 111 of heald frame 11A.In the integrally formed a pair of connection projection 18,19 of the other end (lower end) of auxiliary rod 12A.
As shown in Figure 2, the lower end of baton pass 22A is rotatably connected on the drive rod 31 by pivot pin 30.Drive rod 31 connects and is fixed on the fulcrum 32.On fulcrum 32, connect and fixing follower lever 33.Connect connecting rod 34 on follower lever 33, connecting rod 34 is connected on the crank disk 35.Crank disk 35, the driving shaft 36 that obtains driving force with the motor (not shown) that drives usefulness from loom rotates to a direction integratedly.When driving shaft 36 rotations, follower lever 33 is the center reciprocally swinging with fulcrum 32, and drive rod 31 is center reciprocally swinging on above-below direction with fulcrum 32.Fulcrum 32 is to the longitudinal extension of lower frame 111.
As shown in Figure 3, the lower end of baton pass 23A is rotatably connected on the drive rod 38 by pivot pin 37.Drive rod 38 connects and is fixed on the fulcrum 32.When driving shaft 36 rotations, drive rod 38 is center reciprocally swinging on above-below direction with fulcrum 32. Drive rod 31,38, reciprocally swinging on above-below direction fully synchronously mechanically, heald frame 11A is up and down reciprocatingly movable.
As shown in Figure 2, heald frame 11B is by being connected on the drive rod 39 with auxiliary rod 12A, shaft coupling 20A and same auxiliary rod 12B, shaft coupling 20B and the baton pass 22B that constitutes of baton pass 22A respectively.As shown in Figure 3, heald frame 11B is by being connected on the drive rod 40 with auxiliary rod 13A, shaft coupling 21A and same auxiliary rod 13B, shaft coupling 21B and the baton pass 23B that constitutes of baton pass 23A respectively.
As shown in Figure 3, the lower end of baton pass 23B is rotatably connected on the drive rod 40 by pivot pin 41.Drive rod 40 connects and is fixed on the fulcrum 42.Follower lever 43 connects and is fixed on the fulcrum 42.Be connected with connecting rod 44 on follower lever 43, connecting rod 44 is connected on the crank disk 45.Crank disk 45, the driving shaft 46 that obtains driving force with the motor that drives usefulness from loom rotates to a direction integratedly.When driving shaft 46 rotations, follower lever 43 is the center reciprocally swinging with fulcrum 42, and drive rod 40 is center reciprocally swinging on above-below direction with fulcrum 42.Fulcrum 42 is to the longitudinal extension of lower frame 111.
As shown in Figure 2, the lower end of baton pass 22B is rotatably connected on the drive rod 39 by pivot pin 47.Drive rod 39 connects and is fixed on the fulcrum 42.When driving shaft 46 rotated, drive rod 39 was center reciprocally swinging on above-below direction with fulcrum 42. Drive rod 40,39, reciprocally swinging on above-below direction mechanically and fully synchronously, heald frame 11B reciprocating action up and down.
Heald frame 11D is by being connected on the drive rod 39 with auxiliary rod 12B, shaft coupling 20B and same auxiliary rod 12D, shaft coupling 20D and the baton pass 22D that constitutes of baton pass 22B respectively.Again, heald frame 11D is by being connected on the drive rod 40 with auxiliary rod 13B, shaft coupling 21B and same auxiliary rod 13D, shaft coupling 21D and the baton pass 23D that constitutes of baton pass 23B respectively.Therefore, heald frame 11B, 11D utilize the rotation same direction up and down of driving shaft 46 to move.
As shown in Figure 1, the shaft coupling 20A of corresponding heald frame 11A and the shaft coupling 20B of corresponding heald frame 11B stagger on vertically (be left and right directions in Fig. 1, lower frame 111 vertically) of heald frame.The shaft coupling 21A of corresponding heald frame 11A and the shaft coupling 21B of corresponding heald frame 11B stagger on heald frame vertical.Equally, the shaft coupling of the shaft coupling of corresponding heald frame 11B and corresponding heald frame 11C also heald frame vertically on stagger; The shaft coupling of corresponding heald frame 11C and the shaft coupling of corresponding heald frame 11D also stagger on heald frame vertical.
Fig. 5 (a) and (b) are represented a part, auxiliary rod 12A～12D, the shaft coupling 20A～20D of heald frame 11A～11D, the part of baton pass 22A～22D.In this form of implementation, the thickness t of auxiliary rod 12A～12D is identical with the thickness H size of heald frame 11A～11D.The thickness E of the maximum of shaft coupling 20A～20D is greater than thickness H.In addition, the thickness R of the upper end of the baton pass 22A～22D in the 1st form of implementation (maximum ga(u)ge of baton pass 22A～22D), though record is less than thickness E, thickness R has no particular limits, and can suitably select.
The thickness t relevant, the setting of E, R with auxiliary rod 12A～12D, shaft coupling 20A～20D and baton pass 22A～22D, other auxiliary rod, other shaft coupling and other baton pass on carry out too.The Design of length of auxiliary rod 12A, 12B, 12C, 12D, 13A, 13B, 13C, 13D gets identical.The length L of auxiliary rod 12A～12D, 13A～13D (with reference to Fig. 4 and Fig. 5) is greater than opening stroke amount Y4 maximum among the opening stroke amount Y1 of heald frame 11A～11D, Y2, Y3, the Y4.
Below, the effect of the 1st form of implementation is described.
Driving shaft 36,46 obtains driving force and synchronously rotation from the motor that drives loom.The rotation of driving shaft 36 makes baton pass 22A, 22C up and down by crank disk 35, connecting rod 34, follower lever 33 and drive rod 31, simultaneously, makes baton pass 23A, 23C up and down by fulcrum 32 and drive rod 38.Like this, heald frame 11A and auxiliary rod 12A, 13A be knee-action integratedly, and heald frame 11C and auxiliary rod 12C, 13C be knee-action integratedly.The rotation of driving shaft 46 makes baton pass 23B, 23D knee-action by crank disk 45, connecting rod 44, follower lever 43 and drive rod 40, simultaneously, makes baton pass 22B, 22D up and down by fulcrum 42 and drive rod 39.Like this, heald frame 11B and auxiliary rod 12B, 13B be knee-action integratedly, and heald frame 11D and auxiliary rod 12D, 13D be knee-action integratedly.
When heald frame 11A is positioned at action during uppermost position like that shown in Fig. 5 (a), heald frame 11C also is positioned at the action uppermost position, but heald frame 11B, 22D are positioned at and move lower position.When heald frame 11A is positioned at shown in Fig. 5 (b) when moving lower position like that, heald frame 11C also is positioned at and moves lower position, but heald frame 11B, 22D are positioned at the action uppermost position.
When shown in Fig. 5 (a) like that heald frame 11A, 11C be positioned at the action uppermost position and heald frame 11B, 11D are positioned at when moving lower position, shaft coupling 20A, 21A be positioned at heald frame 11B lower frame 111 height and position below.And, shaft coupling 20C, 21C be positioned at heald frame 11B, 22D lower frame 111 height and position below.When shown in Fig. 5 (b) like that heald frame 11A, 11C be positioned at and move lower position and heald frame 11B, 11D when being positioned at the action uppermost position, shaft coupling 20B, 21B be positioned at heald frame 11A, 11C lower frame 111 height and position below.And, shaft coupling 20D, 21D be positioned at heald frame 11C lower frame 111 height and position below.In this form of implementation, all shaft coupling 20A～20D, 21A～21D are positioned at the following position of all heald frame 11A～11D always.
The 1st form of implementation can obtain following effect.
(1-1) thickness t of auxiliary rod 12A～12D, 13A～13D designs less than the thickness H of heald frame 11A～11D.The length L of auxiliary rod 12A～12D, 13A～13D designs greater than the opening stroke amount Y4 of maximum.That is, the length L of auxiliary rod 12A～12C, 13A～13C is greater than the opening stroke amount of the heald frame at loom rear; The length L of auxiliary rod 12D, 13D is greater than the opening stroke amount Y3 of the heald frame 11C of preceding 1 side.The heald frame at the loom rear of so-called auxiliary rod 12A, 13A is meant heald frame 11B; The heald frame at the loom rear of so-called auxiliary rod 12B, 13B is meant heald frame 11C.The heald frame at the loom rear of so-called auxiliary rod 12C, 13C is meant heald frame 11D.
So-called auxiliary rod 12A～12D, the thickness of 13A～13D and the thickness of heald frame 11A～11D are the thickness of the orientation (that is the fore-and-aft direction of loom) of saying heald frame 11A～11D.On auxiliary rod 12A～12D, 13A～13D, connect in the formation of shaft coupling 20A～20D, 21A～21D, direction is mutually reverse when mobile up and down at the heald frame that is close to, and shaft coupling 20A～20D, 21A～21D do not intersect when the orientation of heald frame 11A～11D is seen with the lower frame 111 of adjacent heald frame.The adjacent heald frame of so-called auxiliary rod 12A, 13A is meant heald frame 11B; The adjacent heald frame of so-called auxiliary rod 12B, 13B is meant heald frame 11A, 11C; The adjacent heald frame of so-called auxiliary rod 12C, 13C is meant heald frame 11B, 11D; The adjacent heald frame of so-called auxiliary rod 12D, 13D is meant heald frame 11C.Therefore, shaft coupling 20A～20D, 21A～21D can not cause restriction to the arrangement pitches p (with reference to Fig. 5) that reduces heald frame 11A～11D.That is, compare, in this form of implementation, do not seek to cause the miniaturization of the such shaft coupling of the intensity decreases of shaft coupling, and can reduce the arrangement pitches p of heald frame 11A～11D with the traditional shedding motion that does not have auxiliary rod 12A～12D, 13A～13D.
(1-2) because the Design of length of a plurality of auxiliary rod 12A～12D, 13A～13D is got identical, so, needn't make the different multiple auxiliary rod of length.The making of the auxiliary rod of single kind helps suppressing the cost of manufacture of auxiliary rod.
(1-3) because shaft coupling 20A～20D, 21A～21D and auxiliary rod 12A～12D, 13A～13D split designs, so, can use existing shaft coupling as shaft coupling 20A～20D, 21A～21D.The use of existing shaft coupling helps suppressing the manufacturing cost of shedding motion.
Below, the 2nd form of implementation of key diagram 6.Adopt same symbol with the same component part of the 1st form of implementation.
Integrally formed shaft coupling 20 on auxiliary rod 12.If auxiliary rod 12 is designed to one with shaft coupling 20, then reduced number of spare parts, help part management.
Can be as follows from the technical purpose that aforementioned form of implementation is grasped.
[1] be that the shaft coupling that is close in the orientation of heald frame is in vertically staggering of heald frame as the shedding motion of scheme 1 to any 1 described loom of scheme 5.
[2] be as the shedding motion of scheme 1 to any 1 described loom of scheme 5 and aforementioned [1], one end of aforementioned auxiliary rod is fixedly mounted on aforementioned heald frame lower frame below, with axle with support the other end that shaft coupling that this bearing constitutes is arranged on aforementioned auxiliary rod, the baton pass that constitutes aforementioned reciprocating drive mechanism is connected on the axle of aforementioned shaft coupling.
[3] be the shedding motion in [2] described loom as described above, an end thread of aforementioned auxiliary rod is fixed on the lower frame of aforementioned heald frame, the shaft coupling screw thread is fixed on the other end of aforementioned auxiliary rod.
[4] be the shedding motion in [2] described loom as described above, aforementioned shaft coupling and aforementioned auxiliary rod is integrally formed.
As described in detail above, the present invention has the good result of the arrangement pitches that can reduce a plurality of heald frames.
Claims (5)
1. the shedding motion in the loom, it is characterized in that: a plurality of heald frames are being arranged in side by side and are utilizing the action of reciprocating drive mechanism make in the shedding motion in the loom of aforementioned a plurality of heald frame reciprocating actions along their thickness direction, be connected on the aforementioned heald frame with the mode of the part of the driving path that becomes aforementioned reciprocating drive mechanism a end auxiliary rod, and the other end at auxiliary rod connects shaft coupling, with the Thickness Design of aforementioned auxiliary rod is below the thickness of aforementioned heald frame, and the length of aforementioned auxiliary rod is greater than the opening stroke amount of the heald frame at loom rear.
2. the shedding motion in the loom as claimed in claim 1 is characterized in that: the length of auxiliary rod of heald frame that makes the rear of corresponding loom is greater than the opening stroke amount than the heald frame of 1 of the more forward side of heald frame at the rear of loom.
3. the shedding motion in the loom as claimed in claim 1 or 2 is characterized in that: make the opening stroke amount of the length of aforementioned auxiliary rod greater than the maximum in aforementioned a plurality of heald frames.
4. the shedding motion in the loom as claimed in claim 1 or 2 is characterized in that: get the Design of length of a plurality of aforementioned auxiliary rods identical.
5. the shedding motion in the loom as claimed in claim 1 or 2 is characterized in that: with aforementioned shaft coupling and aforementioned auxiliary rod split design.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP73465/2003 | 2003-03-18 | ||
| JP73465/03 | 2003-03-18 | ||
| JP2003073465A JP3994897B2 (en) | 2003-03-18 | 2003-03-18 | Opening device in loom |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1532311A CN1532311A (en) | 2004-09-29 |
| CN1329574C true CN1329574C (en) | 2007-08-01 |
Family
ID=33289358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100397864A Expired - Fee Related CN1329574C (en) | 2003-03-18 | 2004-03-17 | Opening device in loom |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP3994897B2 (en) |
| CN (1) | CN1329574C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7593524B2 (en) * | 2006-11-27 | 2009-09-22 | Nokia Corporation | Hinge arrangement |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5355911A (en) * | 1992-02-07 | 1994-10-18 | Asten Group, Inc. | Weave shed formation apparatus with individual heddle selector control |
| JPH1072737A (en) * | 1996-05-15 | 1998-03-17 | Sulzer Rueti Ag | Equipment for fixing article and shaft driving equipment having the same |
| JP2001140139A (en) * | 1995-12-27 | 2001-05-22 | Lindauer Dornier Gmbh | Loom |
-
2003
- 2003-03-18 JP JP2003073465A patent/JP3994897B2/en not_active Expired - Fee Related
-
2004
- 2004-03-17 CN CNB2004100397864A patent/CN1329574C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5355911A (en) * | 1992-02-07 | 1994-10-18 | Asten Group, Inc. | Weave shed formation apparatus with individual heddle selector control |
| JP2001140139A (en) * | 1995-12-27 | 2001-05-22 | Lindauer Dornier Gmbh | Loom |
| JPH1072737A (en) * | 1996-05-15 | 1998-03-17 | Sulzer Rueti Ag | Equipment for fixing article and shaft driving equipment having the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2004277958A (en) | 2004-10-07 |
| CN1532311A (en) | 2004-09-29 |
| JP3994897B2 (en) | 2007-10-24 |
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Granted publication date: 20070801 |