CN210420289U - Needle plate - Google Patents

Needle plate Download PDF

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Publication number
CN210420289U
CN210420289U CN201920361700.1U CN201920361700U CN210420289U CN 210420289 U CN210420289 U CN 210420289U CN 201920361700 U CN201920361700 U CN 201920361700U CN 210420289 U CN210420289 U CN 210420289U
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China
Prior art keywords
plate
needle
clamping jaw
jaw
plates
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CN201920361700.1U
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Chinese (zh)
Inventor
黄娟娟
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Haian Kehao Textile Co Ltd
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Haian Kehao Textile Co Ltd
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Priority to CN201920361700.1U priority Critical patent/CN210420289U/en
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Publication of CN210420289U publication Critical patent/CN210420289U/en
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Abstract

The application provides a needle plate, and belongs to the field of textile machinery. The needle plate at least comprises a plate body assembly, the plate body assembly comprises a plate body and a plurality of felting needles positioned on the plate body, a plurality of mounting holes which are arranged in a run-through manner are formed in the plate body, the plurality of felting needles are respectively mounted in the plurality of mounting holes, the mounting holes comprise an accommodating groove section and a needle walking hole section which are arranged along the axial direction, and one end of the needle walking hole is communicated with the bottom surface of the accommodating groove section; the needle plate further comprises a clamp holder, the clamp holder is detachably inserted in the containing groove section and provided with a clamping cavity for clamping the needle, the clamping cavity is communicated with the needle passing hole section, a needle passing hole communicated with the clamping cavity is formed in the clamp holder, the needle passing hole, the clamping cavity and the needle passing hole section jointly form a channel for the needle to penetrate, and the clamp holder is detachably and fixedly connected with the plate body through a screw connector. The utility model provides a faller can reduce the installation of felting needle on the plate body and the degree of difficulty of dismantling, also avoids causing the appearance of the harm condition to the felting needle when loading and unloading felting needle.

Description

Needle plate
Technical Field
The application belongs to the field of textile machinery and relates to a needle plate.
Background
The needle machine is a carpet forming device which is used for weaving a fiber carpet blank with a certain thickness into a fiber carpet through compaction and needle punching. The needle machine comprises a needle plate, a stripping plate, a supporting plate and the like. Wherein, a plurality of felting needles are arranged on the needle plate, the screen stripping plate is positioned below the needle plate, the screen supporting plate is positioned below the screen stripping plate, and a gap for the fiber web to pass through is formed between the screen stripping plate and the screen supporting plate. When the needle on the needle board penetrates into the fiber web through the stripping board, the fiber web is tightly close to the supporting board. When the needle plate moves upwards, the fiber in the fiber web and the needle move upwards together by friction between the fiber web and the needle, namely, the fiber displaced upwards and downwards generates certain extrusion to the fiber web, so that the fiber in the fiber web is close to each other and is compressed.
The prior needle boards generally comprise a main body provided with a plurality of mounting holes for mounting needles. Wherein, the puncture needle is in interference fit with the mounting hole, so that the puncture needle is stably mounted in the mounting hole. When the puncture needle needs to be detached, the puncture needle is driven to rotate left and right by a tool such as pliers and the like, so that the puncture needle is loosened in the mounting hole and then taken out; or the needle tip is driven to move along the axial needle tail direction by the top plate, so that the puncture needle is separated from the mounting hole. The prior assembly and disassembly method of the felting needles on the needle plate not only consumes manpower, but also has certain damage to the felting needles.
Disclosure of Invention
Technical problem to be solved
In view of the technical problem, the application provides a faller, through be equipped with the mounting hole on the plate body, installs the holder in the mounting hole, the holder is used for the centre gripping felting needle, and passes through spiro union spare detachably fixed connection between holder and the plate body to reduce the installation of felting needle on the plate body and the degree of difficulty of dismantlement, improve the handling efficiency of felting needle on the plate body, and also avoid causing the appearance of the harm condition to the felting needle when loading and unloading the felting needle.
(II) technical scheme
The application provides a needle plate, which at least comprises a plate body assembly, wherein the plate body assembly comprises a plate body and a plurality of felting needles positioned on the plate body, a plurality of mounting holes which are arranged in a run-through manner are formed in the plate body, the plurality of felting needles are respectively mounted in the plurality of mounting holes, the mounting holes comprise an accommodating groove section and a needle walking hole section which are arranged along the axial direction, and one end of the needle walking hole is communicated with the bottom surface of the accommodating groove section;
the needle plate further comprises a clamp holder, the clamp holder is detachably inserted in the containing groove section and provided with a clamping cavity for clamping the needle, the clamping cavity is communicated with the needle passing hole section, a needle passing hole communicated with the clamping cavity is formed in the clamp holder, the needle passing hole, the clamping cavity and the needle passing hole section jointly form a channel for the needle to penetrate, and the clamp holder is detachably and fixedly connected with the plate body through a screw connector.
In some embodiments of the present application, the gripper comprises a base and a jaw portion disposed on the base, the base is located on a side of the jaw portion facing away from the needle passing hole section, the needle passing hole is located on the base, wherein,
the clamping jaw part comprises a first clamping jaw and a second clamping jaw, the first clamping jaw and the second clamping jaw are oppositely arranged to form a clamping cavity, and the first clamping jaw is fixedly arranged on the base; the second clamping jaw has a first position and a second position, and when the second clamping jaw is at the first position, the clamp holder clamps the puncture needle; when the second clamping jaw is at the second position, the clamp releases the puncture needle;
the second clamping jaw is rotatably arranged on the base in a direction close to or far away from the first clamping jaw to move between a first position and a second position.
In some embodiments of the present application, the inner wall surface of the accommodating groove section is in limit fit with a side surface of the second clamping jaw, which faces away from the first clamping jaw, so that the second clamping jaw is in the second position.
In some embodiments of this application, the concave first mounting groove that is equipped with on the internal face of holding groove section, first mounting groove is close to the bottom surface setting of holding groove section, be equipped with push pedal and first elastic component in the first mounting groove, the push pedal is along being close to or keeping away from the movably setting in first mounting groove of second clamping jaw direction, first elastic component is located one side that the push pedal deviates from the second clamping jaw, the one end of first elastic component is connected with the push pedal in order to provide the elasticity towards second clamping jaw direction to the push pedal.
In some embodiments of this application, the side vertical setting that the second clamping jaw deviates from first clamping jaw, one side that the push pedal is close to the second clamping jaw is equipped with the top push surface, and the top push surface includes end to end's slope section and vertical section, and the slope section sets up along the slope that is close to the slope of second clamping jaw direction.
In some embodiments of the present application, a first threaded hole is formed in the first clamping jaw, a second threaded hole is formed in the bottom surface of the accommodating groove section, the first threaded hole and the second threaded hole are coaxially arranged, and the screw connector includes a first bolt which is respectively in threaded fit with the first threaded hole and the second threaded hole so as to enable the clamp holder to be fixedly connected with the plate body.
In some embodiments of the present application, a second mounting groove is concavely disposed on a bottom surface of the receiving groove section, a second elastic member is mounted in the second mounting groove, and one end of the second elastic member cooperates with the second clamping jaw to provide elastic force to the second clamping jaw in a direction away from the receiving groove section.
In some embodiments of the present application, a panel assembly and a mounting frame are provided, the mounting frame including:
a first side plate;
the two second side plates are positioned on the same side of the first side plate, the two second side plates are arranged in parallel and are perpendicular to the first side plate, the second side plates are fixedly connected with the first side plate, and guide grooves are formed in the inner side surfaces of the second side plates, wherein more than two plate body assemblies are sequentially placed between the two second side plates, and two ends of each plate body assembly are respectively in sliding fit with the guide grooves in the second side plates;
the third side plate is arranged in parallel with the first side plate and movably arranged on the two second side plates along the direction far away from or close to the first side plate;
the action end of the driving piece is positioned on one side, away from the first side plate, of the third side plate and used for driving the third side plate to move along the direction away from or close to the first side plate.
In some embodiments of the present application, two ends of the third side plate are respectively provided with an opening portion corresponding to the two second side plates, and the second side plates movably penetrate through the corresponding opening portions.
In some embodiments of the present application, the driver comprises:
the two supporting plates are respectively and fixedly connected to the two second side plates and positioned on one side, away from the guide groove, of the second side plate, and the third side plate is positioned on one side, away from the first side plate, of the supporting plate;
the two second bolts are respectively arranged on the two supporting plates, the second bolts are screwed on the third side plate and the corresponding supporting plates, and nuts of the second bolts are positioned on one side, away from the first side plate, of the third side plate to be used for driving the third side plate to move along the direction away from or close to the first side plate.
(III) advantageous effects
According to the technical scheme, the method has at least one of the following beneficial effects:
(1) the application provides a faller through be equipped with the mounting hole on the plate body, installs the holder in the mounting hole, and the holder is used for the centre gripping felting needle, and through spiro union spare detachably fixed connection between holder and the plate body to reduce the installation of felting needle on the plate body and the degree of difficulty of dismantlement, improve the handling efficiency of felting needle on the plate body.
(2) The application provides a faller through utilizing opening and close of holder to centre gripping or release the felting needle, then the holder passes through spiro union spare detachably fixed connection on the plate body, avoids causing the appearance of the harm condition to the felting needle when loading and unloading the felting needle.
(3) The utility model provides a faller assembles the formation through a plurality of plate body subassemblies, and then is convenient for adjust the specification of faller, has increased the practicality and the flexibility of faller.
Drawings
FIG. 1 is a schematic top view of a needle board assembly configuration according to the present application;
FIG. 2 is a schematic view of a half-section of the mounting hole structure of the present application;
FIG. 3 is a schematic side view of the clamp of the present application;
fig. 4 is a schematic plan view of the needle board structure of the present application.
Detailed Description
The application provides a computer machine case with dust removal function, is equipped with the dust removal subassembly through the air intake department at quick-witted case, will follow the air that the air intake got into in the dust removal processing, show the piling up of ground reduction dust at quick-witted incasement.
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is further described in detail below with reference to the accompanying drawings in combination with specific embodiments.
In one exemplary embodiment of the present disclosure, a needle board is provided, and each component of the present embodiment is described in detail below:
in this embodiment of the present application:
referring to fig. 1-4, the present embodiment provides a needle plate, which at least includes a plate body assembly 1, where the plate body assembly 1 includes a plate body 11 and a plurality of needles located on the plate body 11, the plate body 11 is provided with a plurality of through mounting holes, the needles are respectively mounted in the mounting holes, the mounting holes include an accommodating groove section 121 and a needle passing hole section 122, which are axially arranged, and one end of the needle passing hole is communicated with a bottom surface of the accommodating groove section 121;
the needle plate further comprises a holder 13, the holder 13 is detachably inserted into the accommodating groove section 121 and has a holding cavity 134 for holding needles, the holding cavity 134 is communicated with the needle passing hole section 122, a needle passing hole 135 communicated with the holding cavity 134 is formed in the holder 13, the needle passing hole 135, the holding cavity 134 and the needle passing hole section 122 together form a channel through which the needles can pass, and the holder 13 is detachably and fixedly connected with the plate body 11 through a screw connector 14.
In this embodiment, the needle plate can be applied to a needle loom or the like. The faller includes plate body subassembly 1, installs a plurality of felting needles on every plate body subassembly 1, specifically: the plate body assembly 1 comprises a plate body 11 and a plurality of felting needles mounted on the plate body 11, wherein the plurality of felting needles can be arranged at intervals along the length direction or the width direction of the plate body 11. Wherein the plate body 11 may preferably be a rectangular parallelepiped structure or the like. The plate body 11 is provided with a plurality of mounting holes, and the mounting holes axially include two portions, specifically, an accommodating groove section 121 and a needle passing hole section 122. The needles may pass out of the perforation segments 122 for insertion into the web. The receiving groove section 121 may preferably be a circular groove. The receiving groove section 121 is for the holder 13 to be detachably inserted therein. The holder 13 has therein a holding cavity 134 and a needle-passing hole 135 communicating with the holding cavity 134. The lancet can be sequentially inserted through the puncture hole 135, the holding cavity 134, and the needle passing section 122 such that at least a portion of the lancet tip passes through the plate body 11. Wherein the portion of the lancet in the clamping cavity 134 is clamped by the clamp 13 such that the lancet is fixedly mounted on the plate assembly 1. After the holder 13 is inserted into the receiving groove section 121, the holder 13 and the plate body 11 are detachably fixed and connected together by the screw 14. When the puncture needle is arranged on the plate body 11, the puncture needle is clamped by the clamp 13, so that the installation mode of interference fit with the installation hole is not needed. Meanwhile, the holder 13 is detachably inserted into the accommodating groove section 121, and the holder 13 is fixedly connected with the plate body 11 through the screw connector 14, so that the holder 13 is relatively simple to assemble and disassemble in the accommodating groove section 121, and the assembling and disassembling efficiency is improved.
In addition, a plurality of spaced-apart holding cavities 134 may be provided in the holder 13, and correspondingly a plurality of needle travel sections 122 and needle passing holes 135, to increase the number of needles mounted in the needle board assembly 1.
Further, the holder 13 comprises a base 131 and a jaw portion disposed on the base 131, the base 131 is located on a side of the jaw portion facing away from the needle passing hole section 122, the needle passing hole 135 is located on the base 131, wherein,
the clamping jaw part comprises a first clamping jaw 132 and a second clamping jaw 133, the first clamping jaw 132 and the second clamping jaw 133 are oppositely arranged to form a clamping cavity 134, and the first clamping jaw 132 is fixedly arranged on the base 131; the second jaw 133 has a first position and a second position, the gripper 13 gripping the lancet when the second jaw 133 is in the first position; with the second jaw 133 in the second position, the gripper 13 releases the lancet;
the second jaw 133 is rotatably disposed on the base 131 in a direction approaching or separating from the first jaw 132 to move between a first position and a second position.
In the present embodiment, the gripper 13 includes two parts, specifically a base 131 and a jaw portion provided on the base 131, the jaw portion includes a first jaw 132 and a second jaw 133, and a gripping cavity 134 is formed between the first jaw 132 and the second jaw 133. The first clamping jaw 132 is fixedly disposed on the base 131, such as welded, screwed, or integrally formed. The second jaw 133 is rotatably disposed on the base 131, for example, rotatably connected via a rotating shaft. The second jaw 133 has a first position and a second position, the second jaw 133 moving between the first position and the second position when the second jaw 133 is rotated in a direction toward or away from the first jaw 132. When the second clamping jaw 133 is at the first position, the second clamping jaw 133 is arranged close to the first clamping jaw 132, and a clamping cavity 134 is formed between the second clamping jaw 133 and the first clamping jaw 132; when the second jaw 133 is in the second position, the second jaw 133 is moved away from the first jaw 132 so that the jaw portions release the lancet. In the embodiment, the second clamping jaw 133 rotates relative to the first clamping jaw 132 to clamp or release the puncture needle, so that the operation is simple and the puncture needle is not damaged.
When the clamper 13 is inserted into the receiving groove section 121, the base 131 is located at the top of the receiving groove section 121, and the clamping jaw is located between the bottom surface of the receiving groove section 121 and the base 131. The base 131 can cover the opening of the accommodating groove section 121 to prevent the material such as fiber from entering the accommodating groove section 121.
The first jaw 132 and the second jaw 133 may preferably be semi-cylindrical, and the base 131 may preferably be disc-shaped. First arc-shaped clamping surfaces are arranged on the first clamping jaw 132, second arc-shaped clamping surfaces are arranged on the second clamping jaw 133, and the first arc-shaped clamping surfaces and the second arc-shaped clamping surfaces are arranged oppositely to form a clamping cavity 134.
Further, the inner wall surface of the accommodating groove section 121 is in limit fit with the side surface of the second clamping jaw 133 departing from the first clamping jaw 132, so that the second clamping jaw 133 is in the second position.
In this embodiment, when the clamped portion of the lancet enters between the first clamping jaw 132 and the second clamping jaw 133 through the needle passing hole 135, the second clamping jaw 133 can be rotated towards the first clamping jaw 132 to clamp the lancet, and then the clamp 13 is inserted into the accommodating groove section 121, so that the position relationship between the second clamping jaw 133 and the first clamping jaw 132 is kept unchanged by the inner wall surface of the accommodating groove section 121, that is, the second clamping jaw 133 is in the second position. Due to the transition fit of the gripper claws in the receiving groove, the gripper 13 is easy to remove from the receiving groove section 121.
In addition, the first clamping jaw 132 is provided with a first threaded hole, the bottom surface of the accommodating groove section 121 is provided with a second threaded hole, the first threaded hole and the second threaded hole are coaxially arranged, the screw connector 14 comprises a first bolt, and the first bolt is respectively in threaded fit with the first threaded hole and the second threaded hole so as to enable the holder 13 to be fixedly connected with the plate body 11. The clamp 13 is fixedly connected with the plate body 11 through bolts, so that the clamp 13 is fixedly arranged relative to the plate body 11, and the clamp 13 is conveniently taken out of the plate body 11, and the puncture needles and the like are conveniently replaced.
Furthermore, a first mounting groove 123 is concavely provided on an inner wall surface of the accommodating groove section 121, the first mounting groove 123 is provided near a bottom surface of the accommodating groove section 121, a push plate 127 and a first elastic member 124 are provided in the first mounting groove 123, the push plate 127 is movably provided in the first mounting groove 123 along a direction close to or far from the second clamping jaw 133, the first elastic member 124 is located on a side of the push plate 127 away from the second clamping jaw 133, and one end of the first elastic member 124 is connected with the push plate 127 to provide an elastic force towards the second clamping jaw 133 to the push plate 127.
In this embodiment, a push plate 127 is provided in the first mounting groove 123, and the push plate 127 is movable in the first mounting groove 123 in a direction toward or away from the second jaw 133. A first elastic member 124 is disposed between the bottom surface of the first mounting groove 123 and the push plate 127, and one end of the first elastic member 124 is connected to the push plate 127 to provide an elastic force to the push plate 127 toward the second jaw 133. The first elastic member 124 may preferably be a spring or the like. During the process of inserting the holder 13 into the receiving groove section 121, the second jaw 133 contacts one end of the push plate 127, so that the push plate 127 is completely withdrawn into the first mounting groove 123. When the push plate 127 is completely retracted into the first mounting groove 123, the compression amount of the first elastic member 124 is maximized, and thus the push plate 127 can be provided with an elastic force pressing the second jaw 133, further increasing the clamping force of the clamper 13.
Further, the side of the second clamping jaw 133 facing away from the first clamping jaw 132 is vertically arranged, the side of the push plate 127 close to the second clamping jaw 133 is provided with a push surface, the push surface comprises an inclined section 1271 and a vertical section 1272 which are connected end to end, and the inclined section 1271 is obliquely arranged in the direction close to the second clamping jaw 133.
In this embodiment, the pushing plate 127 is provided with a pushing surface on a side thereof adjacent to the second jaw 133, and the pushing surface comprises an inclined section 1271 and a vertical section 1272 which are connected end to end. During the process of inserting the clamper 13 into the receiving groove section 121, the second clamping jaw 133 first contacts with the inclined section 1271, and drives the push plate 127 to retreat into the first mounting groove 123 until the second clamping jaw 133 contacts with the vertical section 1272. Vertical section 1272 may provide a larger contact area between pusher plate 127 and second jaw 133, increasing the stability of the force applied therebetween.
Further, a second mounting groove 125 is concavely provided on a bottom surface of the accommodating groove section 121, a second elastic member 126 is mounted in the second mounting groove 125, and one end of the second elastic member 126 is matched with the second clamping jaw 133 to provide an elastic force to the second clamping jaw 133 in a direction away from the accommodating groove section 121.
In this embodiment, a second elastic member 126 is installed in the second installation groove 125, and the second elastic member 126 is, for example, a spring or the like. One end of the second elastic member 126 extends out of the second mounting groove 125 in a natural state, and after the clamping jaw is mounted in the accommodating groove section 121, the second elastic member 126 is compressed to an opening portion of the second mounting groove 125 under the pressing of the second clamping jaw 133. When the bolt is disengaged from the second threaded hole when the holder 13 is disassembled, the holder 13 can move upward under the action of the first elastic member 124, so that a worker can conveniently take out the holder 13 from the accommodating groove section 121.
Further, the faller includes plate body subassembly 1 and the mounting frame more than two, and the mounting frame includes:
a first side plate 21;
two second side plates 22, the two second side plates 22 are located on the same side of the first side plate 21, the two second side plates 22 are arranged in parallel and are perpendicular to the first side plate 21, the second side plates 22 are fixedly connected with the first side plate 21, and guide grooves are formed in the inner side surfaces of the second side plates 22, wherein more than two plate body assemblies 1 are sequentially placed between the two second side plates 22, and two ends of each plate body assembly 1 are respectively in sliding fit with the guide grooves in the second side plates 22;
the third side plate 23 is arranged in parallel with the first side plate 21 and is movably arranged on the two second side plates 22 along the direction far away from or close to the first side plate 21;
and the action end of the driving piece is positioned on one side of the third side plate 23, which is far away from the first side plate 21, and is used for driving the third side plate 23 to move along the direction far away from or close to the first side plate 21.
In this embodiment, plate body subassembly 1 can be as a module, assembles the formation through a plurality of plate body subassemblies 1, and then is convenient for adjust the specification of faller, has increased the practicality and the flexibility of faller. A rectangular accommodating space is defined by the first side plate 21, the third side plate 23 and the two second side plates 22, and the board assembly 1 can be installed in the accommodating space. The installation process specifically comprises: the boards 11 in the plurality of board assemblies 1 may be sequentially inserted into the accommodating space through the guide grooves on the two second side plates 22, and then the third side plate 23 restricts the movement of the boards 11 in the direction away from the first side plate 21. Wherein, the action end of the driving member is used for driving the third side plate 23 to move towards the first side plate 21.
Furthermore, the two ends of the third side plate 23 are respectively provided with an opening portion corresponding to the two second side plates 22, and the second side plates 22 can movably penetrate through the corresponding opening portions.
In the present embodiment, the two ends of the third side plate 23 are respectively provided with an opening portion, and the two second side plates 22 can respectively pass through the corresponding opening portions, so that the third side plate 23 can move in a direction approaching to or departing from the first side plate 21.
Further, the driving member includes:
the two support plates 24 are respectively fixedly connected to the two second side plates 22 and located on one side, away from the guide grooves, of the second side plates 22, and the third side plate 23 is located on one side, away from the first side plate 21, of the support plates 24;
two second bolts 25, two second bolts 25 set up respectively on two backup pads 24, and second bolt 25 spiro union is on third curb plate 23 and the backup pad 24 that corresponds, and the nut of second bolt 25 is located one side that third curb plate 23 deviates from first curb plate 21 to be used for driving third curb plate 23 along keeping away from or being close to first curb plate 21 direction and remove.
In the present embodiment, the driving member includes two support plates 24 and a second bolt 25 provided on each support plate 24. The supporting plate 24 is fixedly disposed on the second side plate 22 and located on a side of the second side plate 22 away from the guiding groove, so as to avoid interference with the movement of the plate body 11 between the two second side plates 22. The two ends of the third side plate 23 are respectively screwed with the corresponding support plates 24 through second bolts 25, so that the distance between the third side plate 23 and the first side plate 21 can be adjusted through the second bolts 25.
It should be noted that the needle board structure provided by the present application is mainly suitable for the case of low needle density, for example 5-20/dm3Needles per cubic decimeter, etc.
Up to this point, the present embodiment has been described in detail with reference to the accompanying drawings. From the above description, one skilled in the art should clearly recognize the present application.
It is to be noted that, in the attached drawings or in the description, the implementation modes not shown or described are all the modes known by the ordinary skilled person in the field of technology, and are not described in detail. Furthermore, the above definitions of the various elements and methods are not limited to the specific structures, shapes, or configurations shown in the examples.
It is also noted that the illustrations herein may provide examples of parameters that include particular values, but that these parameters need not be exactly equal to the corresponding values, but may be approximated to the corresponding values within acceptable error tolerances or design constraints. Directional phrases used in the embodiments, such as those referring to "upper", "lower", "front", "rear", "left", "right", etc., refer only to the orientation of the attached drawings and are not intended to limit the scope of the present application. In addition, unless steps are specifically described or must occur in sequence, the order of the steps is not limited to that listed above and may be changed or rearranged as desired by the desired design. The embodiments described above may be mixed and matched with each other or with other embodiments based on design and reliability considerations, i.e., technical features in different embodiments may be freely combined to form further embodiments.
The above-mentioned embodiments are further described in detail for the purpose of illustrating the invention, and it should be understood that the above-mentioned embodiments are only illustrative of the present invention and are not to be construed as limiting the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A needle plate at least comprises a plate body assembly, wherein the plate body assembly comprises a plate body and a plurality of felting needles positioned on the plate body, a plurality of mounting holes which are arranged in a run-through manner are formed in the plate body, and the plurality of felting needles are respectively mounted in the plurality of mounting holes;
the needle plate further comprises a clamp holder, the clamp holder is detachably inserted into the containing groove section and is provided with a clamping cavity used for clamping the puncture needle, the clamping cavity is communicated with the needle moving hole section, a puncture needle hole communicated with the clamping cavity is formed in the clamp holder, the puncture needle hole, the clamping cavity and the needle moving hole section form a channel for the puncture needle to penetrate through, and the clamp holder is detachably and fixedly connected with the plate body through a screw connector.
2. A faller bar according to claim 1 wherein the holder comprises a base on the side of the jaw portion facing away from the walk hole section and a jaw portion provided on the base on which the puncture hole is located, wherein,
the clamping jaw part comprises a first clamping jaw and a second clamping jaw, the first clamping jaw and the second clamping jaw are oppositely arranged to form the clamping cavity, and the first clamping jaw is fixedly arranged on the base; the second clamping jaw has a first position and a second position, and when the second clamping jaw is at the first position, the clamp clamps the puncture needle; when the second clamping jaw is at the second position, the clamp releases the puncture needle;
the second clamping jaw is rotatably arranged on the base in a direction close to or far away from the first clamping jaw so as to move between the first position and the second position.
3. The needle board of claim 2 wherein an inner wall surface of the receiving slot section is in limited engagement with a side of the second jaw facing away from the first jaw such that the second jaw is in the second position.
4. The needle plate according to claim 2, wherein a first mounting groove is concavely formed on an inner wall surface of the accommodating groove section, the first mounting groove is arranged close to a bottom surface of the accommodating groove section, a push plate and a first elastic member are arranged in the first mounting groove, the push plate is movably arranged in the first mounting groove along a direction close to or away from the second clamping jaw, the first elastic member is arranged on a side of the push plate away from the second clamping jaw, and one end of the first elastic member is connected with the push plate to provide elastic force to the push plate in a direction towards the second clamping jaw.
5. The needle plate of claim 4, wherein the side of the second clamping jaw facing away from the first clamping jaw is vertically arranged, the side of the push plate close to the second clamping jaw is provided with an ejecting surface, the ejecting surface comprises an inclined section and a vertical section which are connected end to end, and the inclined section is obliquely arranged in the direction close to the second clamping jaw.
6. The needle plate according to claim 2, wherein the first clamping jaw is provided with a first threaded hole, the bottom surface of the accommodating groove section is provided with a second threaded hole, the first threaded hole and the second threaded hole are coaxially arranged, and the screw connector comprises a first bolt which is respectively in screw fit with the first threaded hole and the second threaded hole so as to enable the clamp holder to be fixedly connected with the plate body.
7. The needle plate of claim 2 wherein a second mounting groove is recessed into a bottom surface of the receiving groove section, a second resilient member is mounted in the second mounting groove, and one end of the second resilient member engages the second jaw to provide a resilient force to the second jaw in a direction away from the receiving groove section.
8. The faller bar of any one of claims 1 to 7, comprising more than two plate assemblies and a mounting frame, the mounting frame comprising:
a first side plate;
the two second side plates are positioned on the same side of the first side plate, the two second side plates are arranged in parallel and are perpendicular to the first side plate, the second side plates are fixedly connected with the first side plate, and guide grooves are formed in the inner side surfaces of the second side plates, wherein more than two plate body assemblies are sequentially placed between the two second side plates, and two ends of each plate body assembly are respectively in sliding fit with the guide grooves in the second side plates;
the third side plate is arranged in parallel with the first side plate and movably arranged on the two second side plates along the direction far away from or close to the first side plate;
the action end of the driving piece is positioned on one side, away from the first side plate, of the third side plate and is used for driving the third side plate to move in the direction of being far away from or close to the first side plate.
9. The needle board as claimed in claim 8, wherein the third side plate has two openings at its two ends, and the second side plate is movably inserted into the corresponding openings.
10. The needle board of claim 8, wherein the drive member comprises:
the two supporting plates are respectively fixedly connected to the two second side plates and positioned on one side of the second side plates, which is far away from the guide groove, and the third side plate is positioned on one side of the supporting plates, which is far away from the first side plate;
the two second bolts are respectively arranged on the two supporting plates and are in threaded connection with the third side plate and the corresponding supporting plate, and nuts of the second bolts are located on one side, away from the first side plate, of the third side plate and used for driving the third side plate to move in the direction away from or close to the first side plate.
CN201920361700.1U 2019-03-20 2019-03-20 Needle plate Active CN210420289U (en)

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CN210420289U true CN210420289U (en) 2020-04-28

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