CN210504833U - Device for grabbing cloth - Google Patents
Device for grabbing cloth Download PDFInfo
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- CN210504833U CN210504833U CN201921194505.0U CN201921194505U CN210504833U CN 210504833 U CN210504833 U CN 210504833U CN 201921194505 U CN201921194505 U CN 201921194505U CN 210504833 U CN210504833 U CN 210504833U
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Abstract
The utility model relates to the technical field of the structure of a cloth gripping device, in particular to a device for gripping cloth, which comprises a gripping mechanism, wherein the gripping mechanism is applied on a cylinder, the device also comprises an adjusting screw rod, and the adjusting screw rod is respectively connected with the cylinder and the gripping mechanism; the grabbing mechanism comprises a needle row structure; the cylinder is provided with a piston rod, and the piston rod extends forwards or retracts backwards under the pneumatic action; when the piston rod extends forwards, the needle row structure extends forwards to grab the cloth; when the piston rod retracts backwards, the needle row structure retracts backwards to release the cloth; the utility model discloses a device, its structural design is novel, through faller gill cross arrangement, easily installation dismantlement, and can regard as the accessory to use, easily change and adjust in the whole machine equipment that the cloth snatched, with low costs, adaptability is wide.
Description
Technical Field
The invention relates to the technical field of structures of cloth grabbing devices, in particular to a device for grabbing cloth.
Background
Because the cloth is a breathable material, the single piece can not be accurately grabbed by using a common vacuum chuck. However, the grabbing of the single cloth plays a very important role in the automatic production of the clothes, the first task of the automatic sewing is to solve the grabbing problem of the cloth, otherwise, the automatic process of the clothes industry is hindered by the grabbing step;
the cloth automatic grabbing technology belongs to a starting stage in the clothing industry, the grabbing of cloth in automatic production requires that a single piece of cloth is horizontally grabbed and horizontally placed, because of the soft property of the cloth, a small piece of cloth generally needs at least more than three grabbing points to form a plane to be horizontally grabbed and horizontally placed, if a large piece of cloth needs to be arranged into a grabbing array to meet the requirement of horizontally grabbing and horizontally placing, dozens of or hundreds of grabbing points are possibly needed for grabbing large-area cloth, and the demand on a cloth grabbing device is very large;
at present, the international and domestic existing cloth grabbing technologies mainly focus on the aspect of cylinder-driven needle type suckers, but face the problems that ① is complex in design and too high in manufacturing cost and cannot be applied in large quantities, ② does not have compatibility, can not realize seamless connection with existing commodity cylinders on the market, and can not select the cylinder with the most appropriate cylinder diameter according to the difference of the grabbed materials, ③ has higher requirements on the material and the processing technology of parts due to complex design and multiple parts, and the needle type suckers sold at present in the market can prove that the needle type suckers mainly made of metal materials, have large volume and heavy weight, obviously increase load and power for a mechanical arm/a conveying device in the process of grabbing a large piece of cloth by using a sucker array, ④ is inconvenient to adjust, for example, the sold utility model CN201810051476.6 can adjust the stroke only in the case of gas supply (the adjusting nut is blocked under the condition of gas supply), the adjustment amplitude can not be predicted, the needle point can be seen to reach the preset length after the needle point is extended again, and the open and close and adjust the air supply quantity of the array for multiple times;
in conclusion, the existing cloth gripping devices have obvious defects, are difficult to be widely applied to automatic clothing production, and a novel cloth gripping device needs to be developed to meet the requirement of the fast-developing automatic clothing production.
Disclosure of Invention
The invention aims to provide a device for grabbing cloth, which has novel structural design, is arranged in a splayed manner in a crossed manner or mutually inclined manner through needle bars, is easy to install and disassemble and has low cost;
in order to solve the technical problems, the technical scheme adopted by the invention is as follows: the device for grabbing the cloth comprises a grabbing mechanism, a cloth conveying mechanism and a cloth conveying mechanism, wherein the grabbing mechanism is applied to an air cylinder; the device also comprises an adjusting screw rod which is respectively connected with the air cylinder and the grabbing mechanism; the grabbing mechanism comprises a needle row structure;
the cylinder is provided with a piston rod, and the piston rod extends forwards or retracts backwards under the pneumatic action;
when the piston rod extends forwards, the needle row structure extends forwards to grab the cloth; when the piston rod retracts backwards, the needle row structure retracts backwards to release the cloth;
further, the adjusting screw comprises a cross rod and a vertical rod, the cross rod is mounted on the vertical rod, and the vertical rod is located at the transverse center of the cross rod and is arranged at 90 degrees;
the pin row structure comprises a pin row plate and a pin row; the pin header is fixedly arranged at the top end of the pin header plate; the pin row plate is also provided with pin row holes;
the grabbing mechanism further comprises an inner support, and support holes are formed in the inner support;
furthermore, the number of the needle row structures is two or more; two or more than two needle row structures are arranged in an inner cross way or in a mutually inclined splayed way;
further, the device also comprises a shell, the shell is sleeved on the inner support, the lower end of the shell is provided with an opening, and the shell is provided with a grabbing port; the shell is also provided with a shell mounting hole;
further, the cylinder comprises a cylinder body, the cylinder body comprises a top surface and a bottom surface, a through hole is formed between the top surface and the bottom surface, the piston rod is inserted into the through hole, and the upper end of the piston rod extends out of the top surface and is connected with the vertical rod; the top surface is also provided with an air cylinder mounting hole;
further, the device also comprises a connecting plate, wherein a through hole and a first mounting hole are formed in the connecting plate; the connecting plate is fixedly arranged on the top surface of the air cylinder through a connecting piece which respectively penetrates through the first mounting hole and the air cylinder mounting hole; the upper end of the piston rod penetrates through the through hole and is fixedly connected with the vertical rod;
the connecting plate is also provided with a second mounting hole; after the outer shell covers the inner support, the outer shell penetrates through the outer shell mounting hole and the second mounting hole through connecting pieces respectively, so that the outer shell is fixedly mounted on the connecting plate;
the top surface of the piston rod is provided with inner teeth, and the vertical rod is inserted into the inner teeth;
further, the device is also provided with a screw mounting nut, and after the vertical rod is inserted into the inner teeth, the piston rod is fixedly connected with the vertical rod through the screw mounting nut; adjusting the height of the vertical rod relative to the piston rod and locking the vertical rod by screwing the screw rod to install a nut;
furthermore, the number of the needle row structures is two, the two needle row structures are arranged in a crossed manner, and the cross rod is in a straight shape; one end of the straight cross rod is inserted into the pin row hole of one pin row structure, and the other end of the cross rod is inserted into the pin row hole of the other pin row structure; the two needle row structures are arranged at two ends of the cross rod;
under the pneumatic action of the cylinder, when the piston rod extends forwards, the vertical rod is driven to extend out; simultaneously driving the cross rod to move forwards; the transverse rod drives the needle row structure arranged on the transverse rod to move forwards; after the needle bar structure moves forwards, the needle bar extends out of the grabbing opening and grabs the cloth;
under the pneumatic action of the air cylinder, when the piston rod retracts backwards, the vertical rod is driven to retract; simultaneously driving the cross rod to move backwards; the transverse rod drives the needle row structure arranged on the transverse rod to retract backwards; after the needle row structure retracts backwards, the needle row retracts into the grabbing opening, and the cloth is released;
further, when the cross rod is in a multi-branch shape, the cross rod comprises a plurality of supporting rods, and the number of the needle row structures is the same as that of the supporting rods of the cross rod; one support rod corresponds to one needle row structure and is inserted into the needle row holes of the corresponding needle row structure;
further, a piston adjusting piece is arranged at the lower end of the piston rod; adjusting the stroke of the piston rod by adjusting the piston adjusting piece;
the device for grabbing the cloth can achieve the following beneficial effects:
1. the grabbing mechanism is provided with a shell, a needle bar structure and an inner support, the needle bar structure is arranged on the inner support, the shell is sleeved on the inner support and then fixedly arranged on the connecting plate, and the connecting plate is connected with the air cylinder; therefore, the whole device is connected in series up and down through the connecting plate, so that the needle bar structure is easy to mount and dismount;
2. the shell, the inner support, the connecting plate and the like in the cloth grabbing device can be made of plastic structures, and the traditional cloth grabbing device is made into a whole and is difficult to disassemble and is made of multi-purpose metal materials, so that the cloth grabbing device can greatly save materials, greatly reduce the weight of a product, reduce the load of a manipulator, reduce the cost and is simple and practical;
3. according to the invention, the piston adjusting piece is arranged at the lower end of the piston rod, the stroke of the piston rod can be adjusted by adjusting the piston adjusting piece, the adjustment is convenient, the stroke of the piston rod can be adjusted according to different thicknesses or different layers of cloth, and the use is convenient;
4. the invention has strong compatibility and can realize seamless butt joint with the prior cylinders with various specifications and different sizes on the market;
5. the cloth grabbing device can be used as an accessory, is easy to replace in the whole machine equipment for cloth grabbing, and is environment-friendly and highly innovative.
Drawings
The invention is described in further detail below with reference to the drawings and the detailed description;
FIG. 1 is a schematic view of the overall structure of a device for gripping a cloth according to the present invention;
FIG. 2 is a schematic view of an exploded structure of an apparatus for gripping a cloth according to the present invention;
FIG. 3 is a schematic view of the adjusting screw of the present invention;
FIG. 4 is a schematic view of a variation of the adjusting screw of the present invention;
FIG. 5 is a schematic structural view of the pin header structure of the present invention;
fig. 6 is a schematic structural view of the inner frame of the present invention;
fig. 7 is a structural schematic diagram of another perspective of the inner housing of the present invention;
FIG. 8 is a schematic structural view of the housing of the present invention;
FIG. 9 is a schematic view of the construction of the cylinder of the present invention;
FIG. 10 is a schematic structural view of a connection plate of the present invention;
FIG. 11 is a view showing the configuration of the needle array in the forward projecting state of the gripper port of the present invention;
FIG. 12 is a view showing the configuration of the needle array in the retracted state of the gripper port of the present invention;
FIG. 13 is a schematic structural view of another embodiment of the pin header structure of the present invention;
fig. 14 is a schematic structural view of another embodiment of an inner stent of the present invention;
FIG. 15 is a schematic view of a plurality of needle arrays intersecting each other.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative effort belong to the protection scope of the present invention;
in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and it will be apparent to those of ordinary skill in the art that the present invention may be practiced without departing from the spirit and scope of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below;
fig. 1 is a schematic view showing the overall structure of a device for gripping cloth according to the present invention; fig. 2 is a schematic diagram showing an explosion structure of the device for gripping cloth according to the present invention; the device for grabbing the cloth comprises a grabbing mechanism 2, wherein the grabbing mechanism 2 is applied to an air cylinder 1; the device also comprises an adjusting screw 3, wherein the adjusting screw 3 is respectively connected with the cylinder 1 and the grabbing mechanism 2; the grabbing mechanism 2 comprises a needle row structure 21; in the invention, a cylinder 1 is connected with an external pneumatic device;
the cylinder 1 is provided with a piston rod 12, and the piston rod 12 extends forwards or retracts backwards under the pneumatic action; when the piston rod 12 extends forwards, the needle row structure 21 extends forwards to grab the cloth; when the piston rod 12 retracts backwards, the needle row structure 21 retracts backwards to release the cloth;
as shown in fig. 3, which is a schematic structural diagram of the adjusting screw of the present invention, the adjusting screw 3 includes a cross bar 31 and a vertical bar 32, the cross bar 31 is mounted on the vertical bar 32, and the vertical bar 32 is located at a transverse center of the cross bar 31 and is disposed at 90 degrees; illustratively, in the present invention, the upper end of the vertical rod 32 is provided with a cap-shaped structure, which is provided with a transverse through hole, and is further provided with a vertical fixing hole 33 perpendicular to the transverse through hole, after the cross rod 31 passes through the transverse through hole, the cross rod 31 is fixed to the cap-shaped structure by inserting a screw into the vertical fixing hole 33;
in the present invention, the cross bar 31 is a straight line, a bent straight line or a multi-branch shape, as shown in fig. 3, it is a structural schematic diagram of a straight line structure, and as shown in fig. 4, it is a structural schematic diagram of a variation form of the adjusting screw 3 of the present invention; the cross bar 31 of the present invention may have a plurality of variations, and when the cross bar 31 is a multi-branch type, the cross bar 31 is outwardly dispersed from a central point to form a multi-branch shape;
as shown in fig. 5, the structure of the needle row structure of the present invention is schematically illustrated; in the present invention, the pin header structure 21 includes a pin header plate 211 and pins 212; the pin header 212 is fixedly arranged at the top end of the pin header plate 211; the pin row plate 211 is also provided with pin row holes 213; in the present invention, when the cross bar 31 is in a straight shape, no matter how the pins form an equal angle with the horizontal plane, the extension lines of the pin row holes 213 are always parallel to the horizontal plane, i.e. the pin row holes 213 are horizontally arranged, so that the cross bar 31 can freely pass through and move in the pin row holes 213. In addition, the pin header plate can be thickened near the position of the pin header hole 213;
fig. 6 is a schematic structural view of the inner frame of the present invention; fig. 7 is a schematic structural view of another view of the inner frame of the present invention; in the invention, the grabbing mechanism 2 further comprises an inner support 22, and a support hole 221 is formed in the inner support 22; on the inner support 22, two bevel edges on one side form a slide rail 222, and the pin row plate 211 moves up and down along the slide rail 222;
fig. 8 is a schematic structural view of the housing of the present invention; in the present invention, as a preferred embodiment, the device further comprises a housing 5, the housing 5 covers the inner support 22, the lower end of the housing 5 is open, and the upper end of the housing 5 is provided with a grabbing opening 521; the shell 5 is also provided with a shell mounting hole 51; illustratively, the upper end of the shell 5 is provided with a top plate 52, and the grabbing port 521 is arranged on the top plate 52;
as shown in fig. 9, which is a schematic structural diagram of the cylinder of the present invention, in the present invention, the cylinder 1 includes a cylinder block 11, the cylinder block 11 includes a top surface 111 and a bottom surface, a through hole 112 is disposed between the top surface 111 and the bottom surface, the piston rod 12 is inserted into the through hole 112, and an upper end of the piston rod 12 extends out of the top surface 111 and is connected to the vertical rod 32; the top surface 111 is also provided with a cylinder mounting hole 113;
in the present invention, the piston rod 12 is shown extending forward at each pneumatic extension movement; illustratively, the lower end of the piston rod 12 is provided with a piston adjusting piece 13; the forward extending stroke of the piston rod 12 can be adjusted by adjusting the piston adjusting piece 13;
FIG. 10 is a schematic view of the connecting plate of the present invention; in the invention, the device also comprises a connecting plate 4, wherein a through hole 41 and a first mounting hole 42 are arranged on the connecting plate 4; the connecting plate 4 is fixedly installed on the top surface 111 of the cylinder 1 by respectively passing through the first installation hole 42 and the cylinder installation hole 113 through a connector; the upper end of the piston rod 12 is fixedly connected with the vertical rod 32 after passing through the through hole 41;
in the present invention, the first mounting hole 42 is a long strip-shaped hole, so that, when mounting, the cylinder mounting hole 113 may be aligned with the outer end 421 of the long strip-shaped hole, or the cylinder mounting hole 113 may be aligned with the inner end 422 of the long strip-shaped hole, or after aligning the cylinder mounting hole 113 with any one of the outer end 421 and the outer end 422, the cylinder mounting hole is screwed and fixed by a screw;
it should be noted that the grabbing mechanism of the present invention is applied to the air cylinder, and the air cylinder may be selected from various air cylinders commonly used in the market at present, and through the arrangement of the first mounting hole 42, the grabbing mechanism of the present invention may be applied to air cylinders with different sizes and different specifications, and has wide applicability;
here, in the present invention, the first mounting hole 42 is a counter bore, that is, a screw is threaded through the first mounting hole 42 and then screwed into the cylinder mounting hole 113, the head of the screw is placed in the first mounting hole 42, and the top end of the screw head is parallel to or lower than the upper surface of the counter bore;
illustratively, the first mounting hole 42 and the cylinder mounting hole 113 are arranged in two opposite directions, so that cylinders with different sizes and specifications can be mounted by arranging the first mounting hole 42 in an elongated shape at a diagonal position of the connecting plate; for example, a larger size cylinder, with a greater distance between the two cylinder mounting holes 113, may be mounted through the outboard end 421, and vice versa for a smaller size cylinder;
the connecting plate 4 is also provided with a second mounting hole 43; after the outer shell 5 covers the inner support 22, the outer shell 5 is fixedly mounted on the connecting plate 4 through the outer shell mounting hole 51 and the second mounting hole 43 respectively by the connecting piece;
in the invention, the top surface of the piston rod is provided with inner teeth 122, the device is also provided with a screw mounting nut 34, and after the vertical rod 32 is inserted into the inner teeth 122, the piston rod is fixedly connected with the vertical rod through the screw mounting nut 34; adjusting the height of the vertical rod 32 relative to the piston rod by turning the screw mounting nut 34;
in the invention, the number of the needle row structures is two or more; the plurality of needle row structures are arranged in a crossed mode or in an inclined splayed mode. Preferably, in the present invention, there are two needle row structures 21, and the two needle row structures 21 are arranged in a crossed manner; the angle of the mutual intersection of the two pin header structures 21 can be between 0 and 180 degrees, preferably, the angle is larger than 90 degrees, and the cross rod 31 is in a straight shape; after the straight cross bar 31 passes through the support hole 221, one end of the straight cross bar 31 is inserted into the needle row hole 213 of one of the needle row structures 21, and the other end of the cross bar 31 is inserted into the needle row hole 213 of the other needle row structure 21; the two needle row structures 21 are arranged at two ends of the cross rod 31; in order to facilitate installation and insertion, a strip-shaped extension hole 223 is further formed in the support hole 221, so that the cross rod 31 can be conveniently inserted into the support hole 221 through the extension hole 223;
under the pneumatic action of the cylinder 1, when the piston rod 12 extends forwards, the vertical rod 32 is driven to extend; meanwhile, the cross rod 31 is driven to move forwards; the transverse rod 31 drives the needle row structure 21 arranged on the transverse rod 32 to move forwards; after the needle bar structure 21 moves forward, the needle bar 212 extends out of the grabbing opening 521 and grabs the fabric; FIG. 11 is a schematic view of the structure of the pick-up opening when the needle row structure of the present invention is in a forward-extending state; the needle points of the two groups of needles 212 are staggered, cross and penetrate into the cloth from the gaps of the needles, and the cloth is tensioned to grab the cloth;
under the pneumatic action of the cylinder 1, when the piston rod 12 retracts backwards, the vertical rod 32 is driven to retract; simultaneously, the cross rod 31 is driven to move backwards; the transverse rod 31 drives the needle row structure 21 mounted on the transverse rod 32 to retract backwards; after the needle bar structure 21 retracts backwards, the needle bar 212 retracts into the grabbing opening 521, and the cloth is released; FIG. 12 is a schematic view of the needle row structure of the present invention showing the structure of the grasping opening in the retracted state;
FIG. 13 is a schematic structural view of another embodiment of the pin header structure of the present invention; as another arrangement embodiment of the pin row structure, when the pin row structures 21 are arranged in a mutually inclined "eight" shape, the inner support 22 is shown as an inverted trapezoid structure or an inverted cone structure, and the width of the lower end is smaller than that of the upper end; when the inner support 22 is an inverted trapezoid structure, the trapezoid structure includes a support lower end surface 225, and the support hole 221 is disposed on the lower end surface 225; the cross bar 32 penetrates upwards from the bracket hole 221 and is inserted into the needle row holes of the needle row structure in the inner bracket 22; a lower end of the inner housing 22 including at least two opposing lower edges 224;
under the pneumatic action of the cylinder 1, when the piston rod 12 extends forwards, the vertical rod 32 is driven to extend; meanwhile, the cross rod 31 is driven to move forwards; the transverse rod 31 drives the needle row structure arranged on the transverse rod 31 to move forwards; after the needle bar structure moves forwards, the needle bar 212 extends out of the lower edge and grabs the cloth;
when the piston rod 12 retracts backwards, the vertical rod 32 is driven to retract backwards; simultaneously, the cross rod 31 is driven to retract backwards; the transverse rod 31 drives the needle row structure arranged on the transverse rod 31 to retract backwards; after the needle bar arrangement is moved backward, the needles 212 are retracted within the lower edge 224 and the cloth is released;
therefore, in this embodiment, the housing 5 may or may not be provided, as shown in fig. 14, which is a schematic structural diagram of another embodiment of the inner bracket; in the present embodiment, two side blocking pieces are disposed on the inner bracket 22, and two oblique sliding slots 222 are disposed on the inner side wall of each blocking piece; the two sliding chutes 222 at the same side end of the two blocking pieces have the same inclination angle and the corresponding positions to form a sliding rail; the needle row structure is arranged in the sliding rail; therefore, in the present embodiment, the pin row structure can be relatively positioned in the slide rail formed by the two slide grooves 222, and even if the pin row structure does not need to be covered by a housing, the pin row structure will not fall off;
FIG. 15 is a schematic view of a plurality of needle rows of the present invention arranged in a criss-cross manner; when the cross rod 31 is in a multi-branch shape, the cross rod 31 comprises a plurality of supporting rods, and the number of the needle row structures is the same as that of the supporting rods of the cross rod 31; one bar corresponds to one pin row structure and is inserted into the pin row holes 213 of the corresponding pin row structure. With respect to fig. 13, in fig. 15, the inner frame 22 is provided with lower edges 224 on a plurality of sides thereof, so that the number of needle row structures 21 is the same as and corresponds to the number of lower edges 224; when the piston rod moves forward, a plurality of the row needles 212 extend outwards from the corresponding lower edge 224 and grab the cloth; similarly, at this time, the housing 5 may or may not be present;
although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (10)
1. The device for grabbing the cloth comprises a grabbing mechanism, a cloth conveying mechanism and a cloth conveying mechanism, wherein the grabbing mechanism is applied to an air cylinder; the device is characterized by further comprising an adjusting screw rod, wherein the adjusting screw rod is respectively connected with the air cylinder and the grabbing mechanism; the grabbing mechanism comprises a needle row structure;
the cylinder is provided with a piston rod, and the piston rod extends forwards or retracts backwards under the pneumatic action;
when the piston rod extends forwards, the needle row structure extends forwards to grab the cloth; when the piston rod retracts backwards, the needle row structure retracts backwards to release the cloth.
2. The device for grabbing cloth according to claim 1, wherein the adjusting screw comprises a cross rod and a vertical rod, the cross rod is mounted on the vertical rod, and the vertical rod is located at the transverse center of the cross rod and is arranged at 90 degrees;
the pin row structure comprises a pin row plate and a pin row; the pin header is fixedly arranged at the top end of the pin header plate; the pin row plate is also provided with pin row holes;
the grabbing mechanism further comprises an inner support, and support holes are formed in the inner support.
3. The apparatus for gripping cloth according to claim 2, wherein the number of the needle row structures is two or more; two or more than two needle row structures are arranged in an inner crossing way or in a mutually inclined 'splayed' way.
4. The apparatus for gripping cloth according to claim 2, further comprising an outer shell covering the inner support, wherein the lower end of the outer shell is open, and the upper end of the outer shell is provided with a gripping opening; and the shell is also provided with a shell mounting hole.
5. The device for grabbing cloth according to claim 4, wherein the cylinder comprises a cylinder body, the cylinder body comprises a top surface and a bottom surface, a through hole is formed between the top surface and the bottom surface, the piston rod is inserted into the through hole, and the upper end of the piston rod extends out of the top surface and is connected with the vertical rod; and the top surface is also provided with an air cylinder mounting hole.
6. The apparatus for gripping cloth according to claim 5, further comprising a connection plate, wherein the connection plate is provided with a through hole and a first mounting hole; the connecting plate is fixedly arranged on the top surface of the air cylinder through a connecting piece which respectively penetrates through the first mounting hole and the air cylinder mounting hole; the upper end of the piston rod penetrates through the through hole and is fixedly connected with the vertical rod;
the connecting plate is also provided with a second mounting hole; after the outer shell covers the inner support, the outer shell penetrates through the outer shell mounting hole and the second mounting hole through connecting pieces respectively, so that the outer shell is fixedly mounted on the connecting plate;
the top surface of piston rod is equipped with interior tooth, the montant inserts in the interior tooth.
7. The device for grabbing cloth according to claim 6, wherein the device is further provided with a screw mounting nut, and after the vertical rod is inserted into the inner teeth, the piston rod is fixedly connected with the vertical rod through the screw mounting nut; and adjusting the height of the vertical rod relative to the piston rod by screwing the screw rod to install the screw cap.
8. The apparatus for gripping cloth according to claim 7, wherein the needle row structure is two;
the two needle row structures are arranged in a crossed manner, and the cross rod is in a straight shape; one end of the straight cross rod is inserted into the pin row hole of one pin row structure, and the other end of the cross rod is inserted into the pin row hole of the other pin row structure; the two needle row structures are arranged at two ends of the cross rod;
under the pneumatic action of the cylinder, when the piston rod extends forwards, the vertical rod is driven to extend out; simultaneously driving the cross rod to move forwards; the transverse rod drives the needle row structure arranged on the transverse rod to move forwards; after the needle bar structure moves forwards, the needle bar extends out of the grabbing opening and grabs the cloth;
under the pneumatic action of the air cylinder, when the piston rod retracts backwards, the vertical rod is driven to retract; simultaneously driving the cross rod to move backwards; the transverse rod drives the needle row structure arranged on the transverse rod to retract backwards; after the needle row structure retracts backwards, the needle row retracts into the grabbing opening, and the cloth is released.
9. The apparatus for catching cloth according to claim 7, wherein when the cross bar has a multi-branch shape, the cross bar comprises a plurality of struts, and the number of the needle row structures is the same as the number of the struts of the cross bar; one strut corresponds to one needle bar structure and is inserted in the needle bar holes of the corresponding needle bar structure.
10. The device for grabbing cloth according to claim 9, wherein the lower end of the piston rod is provided with a piston adjusting piece; the stroke of the piston rod is adjusted by adjusting the piston adjusting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921194505.0U CN210504833U (en) | 2019-07-27 | 2019-07-27 | Device for grabbing cloth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921194505.0U CN210504833U (en) | 2019-07-27 | 2019-07-27 | Device for grabbing cloth |
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| Publication Number | Publication Date |
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| CN210504833U true CN210504833U (en) | 2020-05-12 |
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| CN201921194505.0U Active CN210504833U (en) | 2019-07-27 | 2019-07-27 | Device for grabbing cloth |
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| CN (1) | CN210504833U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110371722A (en) * | 2019-07-27 | 2019-10-25 | 中山德美运动制品有限公司 | It is a kind of for grabbing the device of cloth |
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2019
- 2019-07-27 CN CN201921194505.0U patent/CN210504833U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110371722A (en) * | 2019-07-27 | 2019-10-25 | 中山德美运动制品有限公司 | It is a kind of for grabbing the device of cloth |
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| GR01 | Patent grant |