CN211284788U - Pneumatic weft cutter - Google Patents

Pneumatic weft cutter Download PDF

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Publication number
CN211284788U
CN211284788U CN201922136744.7U CN201922136744U CN211284788U CN 211284788 U CN211284788 U CN 211284788U CN 201922136744 U CN201922136744 U CN 201922136744U CN 211284788 U CN211284788 U CN 211284788U
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CN
China
Prior art keywords
fixedly connected
movable rod
shaped
rod
air cylinder
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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
Application number
CN201922136744.7U
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Chinese (zh)
Inventor
吉星照
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Caomu Love Technology Co ltd
Original Assignee
Wuxi Lyvseqingsi Curtain Industry Co ltd
Priority date (The priority date 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 date listed.)
Filing date
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Application filed by Wuxi Lyvseqingsi Curtain Industry Co ltd filed Critical Wuxi Lyvseqingsi Curtain Industry Co ltd
Priority to CN201922136744.7U priority Critical patent/CN211284788U/en
Application granted granted Critical
Publication of CN211284788U publication Critical patent/CN211284788U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a cutting knife technical field, and a pneumatic latitude material cutting knife is disclosed, including U-shaped knife rest and cutter body, the first cylinder body of lower extreme fixedly connected with of U-shaped knife rest, the inside swing joint of first cylinder body has first cylinder movable rod, the first piston of upper end fixedly connected with of first cylinder movable rod, the lower extreme of first cylinder movable rod and the upper end middle part fixed connection of cutter body, the right side upper end fixedly connected with second cylinder body of U-shaped knife rest, the lateral wall lower extreme of second cylinder body passes through air duct and first cylinder body intercommunication setting, the inside top swing joint of second cylinder body has second cylinder movable rod, the lower extreme fixedly connected with second piston of second cylinder movable rod. The utility model discloses a pneumatic mode realizes that the cutting knife reduces mechanical wear to the reciprocal cutting of latitude material, and is convenient for carry out precompression and tensioning to the latitude material when the cutter body cuts the latitude material, and the cutter body of being convenient for is neat to the cutting of latitude material.

Description

Pneumatic weft cutter
Technical Field
The utility model relates to a cutting knife technical field especially relates to a pneumatic latitude material cutting knife.
Background
In the case of a gauze, warp yarns and weft yarns need to be knitted by a warp knitting machine during textile manufacturing, and after the knitting is completed, the weft yarns need to be cut by a cutter.
In the prior art, the operation of a cutting knife is generally moved through mechanical transmission, so that weft yarns are cut off, but the mechanical abrasion of a mechanical transmission mode is large, equipment is easy to damage, and the cutting knife is inconvenient for people to use, so that the pneumatic weft material cutting knife is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving prior art, the operation of cutting knife is generally removed through mechanical transmission to the realization cuts off the woof, but mechanical transmission mode's mechanical wear is great, causes equipment damage easily, the problem that people used not convenient for, and the pneumatic latitude material cutting knife that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a pneumatic weft cutter comprises a U-shaped cutter frame and a cutter body, wherein the lower end of the U-shaped cutter frame is fixedly connected with a first cylinder body, the interior of the first cylinder body is movably connected with a first cylinder movable rod, the upper end of the first cylinder movable rod is fixedly connected with a first piston, the lower end of the first air cylinder movable rod is fixedly connected with the middle part of the upper end of the cutter body, the upper end of the right side of the U-shaped cutter frame is fixedly connected with a second air cylinder body, the lower end of the side wall of the second cylinder body is communicated with the first cylinder body through an air duct, a second cylinder movable rod is movably connected with the upper part of the inner part of the second cylinder body, the lower end of the second cylinder movable rod is fixedly connected with a second piston, the upper end of the U-shaped tool rest is provided with a reciprocating mechanism and is connected with the upper end of the second cylinder movable rod through the reciprocating mechanism, and the left side and the right side of the tool body are both provided with a pre-pressing mechanism.
Preferably, reciprocating mechanism includes rotating electrical machines, carousel and lifter plate, the rotating electrical machines passes through the upper end middle part fixed connection of motor cabinet and U-shaped knife rest, the output of rotating electrical machines passes through the connecting axle and rotates with the carousel to be connected, the upper end fixed connection of lifter plate and second cylinder movable rod, the bar hole has been seted up to the lateral wall of lifter plate, the eccentric fixedly connected with pin rod of locating in one side of rotating electrical machines is kept away from to the carousel, the pin rod insert the inside in bar hole and with lifter plate sliding connection.
Preferably, the two sets of prepressing mechanisms comprise two bar-shaped rods, two rectangular rods and two prepressing rollers, the two bar-shaped rods are fixedly connected with the upper ends of the left side and the right side of the cutter body respectively, the end surfaces of the two bar-shaped rods are rotatably connected with the upper side rod walls of the two rectangular rods through first through holes respectively, a torsion spring is further or sleeved on the upper side rod wall of each rectangular rod, one end of each torsion spring is fixedly connected with the bar-shaped rod, the other end of each torsion spring is fixedly connected with the upper side rod wall of each rectangular rod, and the end surfaces of the two prepressing rollers are rotatably connected with the lower side rod walls of the two rectangular rods through second through holes respectively.
Preferably, the side walls of the circumferential surfaces of the two prepressing rolls are fixedly sleeved with annular rubber pads.
Preferably, the front side and the rear side of the lower end of the U-shaped tool rest are fixedly connected with fixing plates which are transversely arranged, and two sides of the upper end of each fixing plate are movably connected with fixing bolts through fixing holes.
Compared with the prior art, the utility model provides a pneumatic latitude material cutting knife possesses following beneficial effect:
1. the pneumatic weft cutter is convenient for driving the cutter body to reciprocate up and down by the first cylinder movable rod through the mutual matching of the U-shaped cutter frame, the first cylinder body, the first cylinder movable rod, the first piston, the cutter body, the second cylinder movable rod, the second piston and the reciprocating mechanism, so that the weft is conveniently cut off.
2. According to the pneumatic weft cutting knife, the two groups of strip-shaped rods, the rectangular rod, the prepressing roller and the torsion spring are matched with each other, so that weft can be prepressed and tensioned conveniently when the knife body cuts weft, and the knife body can cut weft neatly.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses a pneumatic mode realizes the reciprocal cutting of cutting knife to the latitude material, reduces mechanical wear, and is convenient for carry out precompression and tensioning to the latitude material when the cutter body cuts the latitude material, and the cutter body of being convenient for is neat to the latitude material cutting.
Drawings
Fig. 1 is a schematic structural view of a pneumatic weft cutter of the utility model;
FIG. 2 is a schematic side view of the structure of FIG. 1;
FIG. 3 is an enlarged view of the portion A in FIG. 1;
fig. 4 is a schematic view of a connection structure between the turntable and the lifting plate in fig. 1.
In the figure: the device comprises a U-shaped tool rest 1, a cutter body 2, a first cylinder body 3, a first cylinder movable rod 4, a first piston 5, a second cylinder body 6, a second cylinder movable rod 7, a second piston 8, a rotary motor 9, a rotary table 10, a lifting plate 11, a pin rod 12, a strip rod 13, a rectangular rod 14, a pre-pressing roller 15, a torsion spring 16, an annular rubber pad 17, a fixing plate 18 and a fixing bolt 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a pneumatic weft cutter comprises a U-shaped cutter frame 1 and a cutter body 2, wherein the lower end of the U-shaped cutter frame 1 is fixedly connected with a first cylinder body 3, the inside of the first cylinder body 3 is movably connected with a first cylinder movable rod 4, the upper end of the first cylinder movable rod 4 is fixedly connected with a first piston 5, the lower end of the first cylinder movable rod 4 is fixedly connected with the middle part of the upper end of the cutter body 2, the upper end of the right side of the U-shaped cutter frame 1 is fixedly connected with a second cylinder body 6, the lower end of the side wall of the second cylinder body 6 is communicated with the first cylinder body 3 through an air duct, the upper part inside the second cylinder body 6 is movably connected with a second cylinder movable rod 7, the lower end of the second cylinder movable rod 7 is fixedly connected with a second piston 8, the upper end of the U-shaped cutter frame 1 is provided with a reciprocating mechanism and is connected with, the left and right sides of cutter body 2 all is equipped with prepressing mechanism.
Reciprocating mechanism includes rotating electrical machines 9, carousel 10 and lifter plate 11, rotating electrical machines 9 passes through the upper end middle part fixed connection of motor cabinet and U-shaped knife rest 1, rotating electrical machines 9's output passes through the connecting axle and rotates with carousel 10 to be connected, lifter plate 11 and second cylinder movable rod 7's upper end fixed connection, the bar hole has been seted up to lifter plate 11's lateral wall, carousel 10 keeps away from one side eccentric department fixedly connected with pin rod 12 of rotating electrical machines 9, pin rod 12 insert the inside in bar hole and with lifter plate 11 sliding connection, rotating electrical machines 9 drives carousel 10 rotatory through the connecting axle, carousel 10 drives pin rod 12 rotatory, pin rod 12 is at the inside reciprocating motion in bar hole, can drive lifter plate 11 reciprocating motion from top to bottom, lifter plate 11 drives second cylinder movable rod 7 reciprocating motion from top to bottom.
The two sets of prepressing mechanisms comprise two strip-shaped rods 13, two rectangular rods 14 and two prepressing rollers 15, the two strip-shaped rods 13 are respectively fixedly connected with the upper ends of the left side and the right side of the cutter body 2, the end surfaces of the two strip-shaped rods 13 are respectively and rotatably connected with the upper side rod walls of the two rectangular rods 14 through first through holes, the upper side rod walls of the rectangular rods 14 are also or sleeved with torsion springs 16, one ends of the torsion springs 16 are fixedly connected with the strip-shaped rods 13, the other ends of the torsion springs 16 are fixedly connected with the upper side rod walls of the rectangular rods 14, the end surfaces of the two prepressing rollers 15 are respectively and rotatably connected with the lower side rod walls of the two rectangular rods 14 through second through holes, when the cutter body 2 moves downwards, the two prepressing rollers 15 are in contact with cut weft, the two torsion springs 16 respectively apply torsional force to the two rectangular rods 14, the two rectangular rods 14 apply downward pressure to the two prepressing rollers 15, and therefore the two prepr, and the two prepressing rolls 15 are rotatably connected with the lower side rod walls of the two rectangular rods 14, so that the two prepressing rolls 15 can roll towards two sides, and the weft to be cut is conveniently tensioned.
The side walls of the circumferential surfaces of the two prepressing rolls 15 are fixedly sleeved with annular rubber pads 17, so that damage to weft materials caused by the prepressing rolls 15 is avoided.
The front side and the rear side of the lower end of the U-shaped tool rest 1 are fixedly connected with fixing plates 18 which are transversely arranged, and two sides of the upper ends of the two fixing plates 18 are movably connected with fixing bolts 19 through fixing holes.
In the utility model, when in use, the rotating motor 9 drives the rotating disc 10 to rotate through the connecting shaft, the rotating disc 10 drives the pin rod 12 to rotate, the pin rod 12 reciprocates in the bar-shaped hole to drive the lifting plate 11 to reciprocate up and down, the lifting plate 11 drives the second cylinder movable rod 7 to reciprocate up and down, the second cylinder movable rod 7 drives the second piston 8 to reciprocate up and down, so that the air in the second cylinder 6 can be pushed into the first cylinder 3 and then drawn out, and the reciprocating motion is performed in sequence, so that the first piston 5 drives the first cylinder movable rod 4 to reciprocate up and down, the first cylinder movable rod 4 drives the cutter body 2 to reciprocate up and down, thereby the weft material can be conveniently cut off, and when the cutter body 2 moves down, the two prepressing rollers 15 contact the weft material with the cut-off tape, the two torsion springs 16 respectively apply torsion force to the two rectangular rods 14, the two rectangular rods 14 apply downward pressure to the two prepressing rollers 15, so that the two prepressing rollers 15 can prepress the weft, and the two prepressing rollers 15 are rotatably connected with the lower side rod walls of the two rectangular rods 14, so that the two prepressing rollers 15 can roll towards two sides, and the weft to be cut can be tensioned conveniently.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. A pneumatic weft cutting knife comprises a U-shaped knife rest (1) and a knife body (2), and is characterized in that the lower end of the U-shaped knife rest (1) is fixedly connected with a first air cylinder body (3), the interior of the first air cylinder body (3) is movably connected with a first air cylinder movable rod (4), the upper end of the first air cylinder movable rod (4) is fixedly connected with a first piston (5), the lower end of the first air cylinder movable rod (4) is fixedly connected with the middle part of the upper end of the knife body (2), the upper end of the right side of the U-shaped knife rest (1) is fixedly connected with a second air cylinder body (6), the lower end of the side wall of the second air cylinder body (6) is communicated with the first air cylinder body (3) through an air duct, the upper portion of the interior of the second air cylinder body (6) is movably connected with a second air cylinder movable rod (7), the lower end of the second air cylinder movable rod (7) is fixedly connected with, the upper end of the U-shaped tool rest (1) is provided with a reciprocating mechanism and is connected with the upper end of a second cylinder movable rod (7) through the reciprocating mechanism, and the left side and the right side of the tool body (2) are provided with pre-pressing mechanisms.
2. The pneumatic weft cutting knife according to claim 1, characterized in that the reciprocating mechanism comprises a rotating motor (9), a rotating disc (10) and a lifting plate (11), the rotating motor (9) is fixedly connected with the middle part of the upper end of the U-shaped knife rest (1) through a motor base, the output end of the rotating motor (9) is rotatably connected with the rotating disc (10) through a connecting shaft, the lifting plate (11) is fixedly connected with the upper end of the second cylinder movable rod (7), a strip-shaped hole is formed in the side wall of the lifting plate (11), a pin rod (12) is fixedly connected with the eccentric position of one side of the rotating disc (10) far away from the rotating motor (9), and the pin rod (12) is inserted into the strip-shaped hole and is slidably connected with the lifting plate (11).
3. The pneumatic weft cutting knife according to claim 1, characterized in that the two sets of prepressing mechanisms comprise two bar-shaped rods (13), two rectangular rods (14) and two prepressing rollers (15), the two bar-shaped rods (13) are respectively and fixedly connected with the upper ends of the left and right sides of the knife body (2), the end surfaces of the two bar-shaped rods (13) are respectively and rotatably connected with the upper side rod walls of the two rectangular rods (14) through first through holes, the upper side rod wall of the rectangular rod (14) is further or sleeved with a torsion spring (16), one end of the torsion spring (16) is fixedly connected with the bar-shaped rods (13), the other end of the torsion spring (16) is fixedly connected with the upper side rod wall of the rectangular rod (), and the end surfaces of the two prepressing rollers (15) are respectively and rotatably connected with the lower side rod walls of the two rectangular rods (14) through second through holes.
4. The pneumatic weft cutter according to claim 3, characterized in that the circumferential side walls of the two prepressing rollers (15) are fixedly sleeved with an annular rubber pad (17).
5. The pneumatic weft cutter according to claim 1, characterized in that the U-shaped cutter frame (1) is fixedly connected with transversely arranged fixing plates (18) at the front and rear sides of the lower end, and fixing bolts (19) are movably connected with the two sides of the upper end of the two fixing plates (18) through fixing holes.
CN201922136744.7U 2019-12-03 2019-12-03 Pneumatic weft cutter Expired - Fee Related CN211284788U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922136744.7U CN211284788U (en) 2019-12-03 2019-12-03 Pneumatic weft cutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922136744.7U CN211284788U (en) 2019-12-03 2019-12-03 Pneumatic weft cutter

Publications (1)

Publication Number Publication Date
CN211284788U true CN211284788U (en) 2020-08-18

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ID=72037995

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922136744.7U Expired - Fee Related CN211284788U (en) 2019-12-03 2019-12-03 Pneumatic weft cutter

Country Status (1)

Country Link
CN (1) CN211284788U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113771137A (en) * 2021-08-23 2021-12-10 萧玉龙 Cylindrical wood block rapid cutting equipment for wood production

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113771137A (en) * 2021-08-23 2021-12-10 萧玉龙 Cylindrical wood block rapid cutting equipment for wood production
CN113771137B (en) * 2021-08-23 2023-11-03 湖南双威实木家具有限公司 Cylindrical wood block rapid cutting equipment for wood production

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GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 214196 huanghutang village, Donggang Town, Xishan District, Wuxi City, Jiangsu Province

Patentee after: Wuxi Caomu love Technology Co.,Ltd.

Address before: 214196 huanghutang village, Donggang Town, Xishan District, Wuxi City, Jiangsu Province

Patentee before: WUXI LYVSEQINGSI CURTAIN INDUSTRY CO.,LTD.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200818