Yarn injection device for injecting yarn sections into a substrate, wherein the yarn injection device comprises:—a yarn storage for holding a number of spools with yarn,—a feeding device configured to feed lengths of yarn to an injection unit, the feeding device comprising: ⋅a number of yarn tubes, each yarn tube defining a yarn channel configured to accommodate a respective yarn, ⋅a number of cutting devices located being configured to cut a number of yarn sections,—the injection unit comprising: ⋅an injection needle guide defining a number of first passages extending over a vertical distance and a number of second passages extending over a horizontal distance, ⋅a number of moveable injection needles configured to pass through the first holes of the injection needle guide, wherein yarn sections in the yarn tubes located below the moveable injection needles are injected into the substrate when the moveable injection needles move downward through the injection needle guide, ⋅at least one needle actuator configured to move the number of moveable injection needles,—a fluid flow assembly, wherein at least one fluid communication channel extends between the injection needle guide and the depressurized or pressurized compartment, wherein the fluid flow assembly is configured to create a flow of fluid through each fluid communication channel, each injection needle guide and each yarn tube in order to apply a drag force on the yarns and move the yarns through the second passages in the injection needle guide.
Yarn injection device for injecting yarn sections into a substrate, wherein the yarn injection device comprises:- a yarn storage for holding a number of spools with yarn, - a feeding device configured to feed lengths of yarn to an injection unit, the feeding device comprising: · a number of yarn tubes, each yarn tube defining a yarn channel configured to accommodate a respective yarn, · a number of cutting devices located being configured to cut a number of yarn sections,- the injection unit comprising: · an injection needle guide defining a number of first passages extending over a vertical distance and a number of second passages extending over a horizontal distance, · a number of moveable injection needles configured to pass through the first holes of the injection needle guide, wherein yarn sections in the yarn tubes located below the moveable injection needles are injected into the substrate when the moveable injection needles move downward through the injection needle guide, · at least one needle actuator configured to move the number of moveable injection needles, - a fluid flow assembly, wherein at least one fluid communication channel extends between the injection needle guide and the depressurized or pressurized compartment, wherein the fluid flow assembly is configured to create a flow of fluid through each fluid communication channel, each injection needle guide and each yarn tube in order to apply a drag force on the yarns and move the yarns through the second passages in the injection needle guide.
E01C 19/00 - Machines, tools, or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
Yarn injection device for injecting yarn sections into a substrate, wherein the yarn injection device comprises:- a yarn storage for holding a number of spools with yarn, - a feeding device configured to feed lengths of yarn to an injection unit, the feeding device comprising: · a number of yarn tubes, each yarn tube defining a yarn channel configured to accommodate a respective yarn, · a number of cutting devices located being configured to cut a number of yarn sections,- the injection unit comprising: · an injection needle guide defining a number of first passages extending over a vertical distance and a number of second passages extending over a horizontal distance, · a number of moveable injection needles configured to pass through the first holes of the injection needle guide, wherein yarn sections in the yarn tubes located below the moveable injection needles are injected into the substrate when the moveable injection needles move downward through the injection needle guide, · at least one needle actuator configured to move the number of moveable injection needles, - a fluid flow assembly, wherein at least one fluid communication channel extends between the injection needle guide and the depressurized or pressurized compartment, wherein the fluid flow assembly is configured to create a flow of fluid through each fluid communication channel, each injection needle guide and each yarn tube in order to apply a drag force on the yarns and move the yarns through the second passages in the injection needle guide.
The present invention relates to a device (10) configured for inserting artificial grass strand parts in the ground, the device comprising: - a frame which is configured to support the various parts, - a plurality of spools with artificial grass strands wound thereon, - a rotary device which is mounted on the frame and rotates about a substantially horizontal rotation axis, wherein the rotary device is configured to receive a plurality of artificial grass strands from the spools and to rotate these artificial grass strands with the movement of the rotary device, wherein the rotary device comprises a plurality of clamps which, when viewed in side view, are arranged around the rotation axis, wherein the clamps are configured to hold a series of artificial grass strand parts clamped between a front clamp and a rear clamp, - at least one cutting device for cutting through the artificial grass strands, in order to cut the clamped artificial grass strand parts from the rest of the respective artificial grass strands, an insertion device for inserting the artificial grass strand parts into the ground, wherein the rotary device is configured to rotate the series of artificial grass strand parts to below the insertion device, wherein the insertion device is configured to insert the artificial grass strand parts into the ground.
An apparatus for inserting artificial grass strands into the ground may be used, for example, to prepare an artificial grass surface for a sporting field. The apparatus may comprise a frame, a plurality of spools having artificial grass strands wound thereon, a rotary device having a plurality of clamps configured to hold the grass strands, a cutting device configured to cut the artificial grass strands, and an insertion device configured to insert the artificial grass strands into the ground.
The invention concerns a device for inserting artificial grass strand parts in the ground, the device comprising: - a frame which is configured to support the various parts of the device, - a plurality of spools with artificial grass strands wound thereon, - at least one drum which is mounted rotating on the frame and rotates about a substantially horizontal rotation axis, wherein the drum is configured to receive a plurality of artificial grass strands which are unwound from the spools and to rotate these artificial grass strands with the movement of the drum, wherein the drum comprises a plurality of clamps which, viewed in side view, are arranged around the rotation axis, wherein the clamps are configured to hold an artificial grass strand part of each artificial grass strand clamped between a front clamp and a rear clamp, viewed in the direction of rotation, and to allow the artificial grass strand parts to rotate with the drum, - at least one cutting device for cutting through the artificial grass strands, so that the clamped artificial grass strand parts are cut off from the rest of the respective artificial grass strands, - at least one insertion device which comprises a plurality of insertion pins and at least one actuator, wherein the actuator inserts the insertion pins into the ground over a depth, wherein the drum is configured to rotate the series of artificial grass strand parts to below the insertion device, wherein the insertion device is configured to insert the artificial grass strand parts which have been rotated to below the insertion device, into the ground.
B65H 79/00 - Driving gear for devices for forwarding, winding, unwinding, or depositing material, not otherwise provided for
D05C 15/18 - Thread feeding or tensioning arrangements
E01C 19/00 - Machines, tools, or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
E01C 19/52 - Apparatus for laying individual preformed surface elements, e.g. kerbs
7.
DEVICE FOR INSERTING ARTIFICIAL GRASS STRANDS INTO THE GROUND
The invention concerns a device for inserting artificial grass strand parts in the ground, the device comprising: - a frame which is configured to support the various parts of the device, - a plurality of spools with artificial grass strands wound thereon, - at least one drum which is mounted rotating on the frame and rotates about a substantially horizontal rotation axis, wherein the drum is configured to receive a plurality of artificial grass strands which are unwound from the spools and to rotate these artificial grass strands with the movement of the drum, wherein the drum comprises a plurality of clamps which, viewed in side view, are arranged around the rotation axis, wherein the clamps are configured to hold an artificial grass strand part of each artificial grass strand clamped between a front clamp and a rear clamp, viewed in the direction of rotation, and to allow the artificial grass strand parts to rotate with the drum, - at least one cutting device for cutting through the artificial grass strands, so that the clamped artificial grass strand parts are cut off from the rest of the respective artificial grass strands, - at least one insertion device which comprises a plurality of insertion pins and at least one actuator, wherein the actuator inserts the insertion pins into the ground over a depth, wherein the drum is configured to rotate the series of artificial grass strand parts to below the insertion device, wherein the insertion device is configured to insert the artificial grass strand parts which have been rotated to below the insertion device, into the ground.
A device for inserting artificial grass strand parts in the ground comprises at least one drum mounted on a frame for rotation about a substantially horizontal axis. The drum receives a plurality of artificial grass strands unwound from a plurality of spools. The drum comprises a plurality of clamps which hold an artificial grass strand part between a front clamp and a rear clamp, viewed in the direction of rotation, which allow the artificial grass strand parts to rotate with the drum. At least one cutting device cuts the clamped artificial grass strand parts from the rest of the respective artificial grass strands. The drum rotates the series of artificial grass strand parts to below an insertion device which inserts the artificial grass strand parts into the ground.
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