CN114775174B

CN114775174B - Needle plate capable of changing needle distribution position of needling machine

Info

Publication number: CN114775174B
Application number: CN202210227925.4A
Authority: CN
Inventors: 许志
Original assignee: Jiaxing University
Current assignee: Jiaxing University
Priority date: 2022-03-08
Filing date: 2022-03-08
Publication date: 2023-04-14
Anticipated expiration: 2042-03-08
Also published as: CN114775174A

Abstract

The invention discloses a needle plate capable of changing the needle distribution position of a needling machine, which comprises two groups of needle plate mechanisms, clamping frames and a comprehensive plate, wherein the clamping frames are arranged on the outer walls of the two groups of needle plate mechanisms on the opposite sides; the top walls of the sunken parts of the two groups of clamping frames are provided with the comprehensive plates; the needle plate mechanism is composed of a first needle plate strip, a second needle plate strip, a third needle plate strip, an embedded groove, a notch and a plug pin strip, wherein the outer wall of one side of the first needle plate strip is provided with a plurality of groups of second needle plate strips which are arranged side by side, and the outer wall of one side, far away from the first needle plate strip, of the second needle plate strip is provided with the third needle plate strip. The mode that adopts the bolt concatenation between each faller strip conveniently carries out power push-and-pull through miniature electric stretch rod and comes the fore-and-aft regulation to eliminate the needle track, and the linking mechanism who is used for linking up adjustment mechanism possesses detachability, is convenient for then various arranging, and wherein shells the mesh in otter board and the support otter board and be bracket type.

Description

Needle plate capable of changing needle distribution position of needling machine

Technical Field

The invention relates to the technical field of needling machines, in particular to a needle plate capable of changing the needle distribution position of a needling machine.

Background

The technology for needling the non-woven fabric for the synthetic leather base fabric comprises pre-needling, main needling, face trimming needling and the like, wherein in the needling process, particularly, stitches with a certain shape can be formed in the pre-needling and main needling processes, the stitches are caused by excessive needling nearby a certain point of a fabric surface, namely, in the production process of the needle-punched fabric, the frequency of needling the certain point of the fabric surface is high to cause obvious traces, and according to the working principle of a needle machine, the surface stitches of the needle-punched fabric are mainly related to three factors: cloth needles of a needle plate of the needle machine; the stepping amount of the needle machine during working; the type and quality of the needle.

The defects of the needle plate in the existing needle machine are as follows:

1. prior art CN105951310A discloses a two-sided opposite-needling needle machine with a pressing plate, which comprises a machine frame, wherein a pressing plate mechanism is arranged on the machine frame, and the pressing plate mechanism comprises: a pressure plate and a swing arm; one end of the swing arm is pivoted on the frame, the pressing plate is arranged at the other end of the swing arm, a needle hole is arranged on the pressing plate, and the needle hole is arranged corresponding to the puncture needle of the upper needle bed; two ejector rods are arranged below the pressing plate, and the ejector rods are arranged on the suspension arm close to the frame side or on the connecting frame below the suspension arm; and a tension spring is connected between the pressing plate and the rack foot. In the structure of the invention, the main transmission structure of the needling machine is simple, and the maintenance is convenient due to the adoption of chain transmission; the plate pressing device is of a swing type, main transmission is not influenced, machine body vibration is small, high-speed needling can be achieved, and the plate pressing device has important significance for improving volume weight and tensile strength of products. However, in the needle machine, the positions of the felting needles on each row of the needle board are inconvenient to adjust back and forth, so that longitudinal needle traces cannot be eliminated fundamentally, the needle board needs to be replaced frequently during actual use, needles are planted on a new needle board again, the production efficiency is influenced, and the processing cost of products is greatly increased;

2. the prior art CN107012593A discloses a needle module for a needle board of a needling machine and a needle board for a needling machine, "said needle module for mounting in a receptacle of a needle board of a needling machine comprising a plurality of module sections. Each modular segment comprises a segment head and at least one needle, and the segment head is equipped with at least one needle. The needle module further comprises a guide element extending in the longitudinal direction of the needle module. In the adjustment state of the needle module, the module segments are connected to the guide element and at least one module segment is movable along the guide element. However, the arrangement among the needle laths of each row in the needle plate is not convenient to change, and the diversity of the arrangement is influenced;

3. prior art CN107012594A discloses a needle board comprising a first row of needles (6) and a second row of needles (7), wherein the first row of needles (6) and the second row of needles (7) are arranged obliquely with respect to a longitudinal direction (L) of the needle board, which corresponds to the direction in which the flat textile material to be needled is conveyed in the needle loom. The first row of needles (6) is arranged at a first angle (alpha) to the longitudinal direction (L) and the second row of needles (7) is arranged at a second angle (beta) to the longitudinal direction (L). The absolute value of the second angle (β) is different from the absolute value of the first angle (α). "but the needle plate can not adjust the position of the longitudinal pricker independently;

4. the prior art CN111676598A discloses a carbon fiber flat plate preform needling machine, which comprises a needling mechanism and a transmission mechanism, wherein the needling mechanism is assembled on a frame, the transmission mechanism is assembled on the frame and positioned below the needling mechanism, a preform to be processed is placed on the transmission mechanism, the transmission mechanism drives the preform to move longitudinally, and the needling mechanism carries out needling processing on the preform; the transmission mechanism comprises a supporting component and a driving component, wherein the supporting component is provided with a space for placing the prefabricated body, the driving component is assembled on the rack and is connected with the supporting component, and the driving component drives the supporting component to do linear reciprocating motion along the longitudinal direction; the needle machine adopts a screw rod structure to drive the supporting component to move, a net curtain is not needed, and a foam board or a wool felt is adopted to replace the net curtain and a plastic film, so that the preparation process of operators before needling is reduced; the operating staff who makes a round trip to transport the flat plate preform has been practiced thrift to the acupuncture in-process, has avoided the corner deformation and the layering because of dragging the preform and produce. However, in the needle machine, the meshes in the mesh stripping plate and the mesh supporting plate are circular holes, and if the felting needles move back and forth, the limitation of the mesh stripping plate and the mesh supporting plate is easily caused.

Disclosure of Invention

The present invention is directed to a needle plate capable of changing the needle arrangement position of a needle loom to solve the above problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a needle plate capable of changing the needle distribution position of a needling machine comprises two groups of needle plate mechanisms, clamping frames and a comprehensive plate, wherein the clamping frames are arranged on the outer walls of the two groups of needle plate mechanisms on the opposite sides;

the top walls of the sunken parts of the two groups of clamping frames are provided with the comprehensive plates;

the needle plate mechanism comprises a needle plate strip I, a needle plate strip II, a needle plate strip III, an embedding groove, a notch and a bolt strip, a plurality of groups of needle plate strip II which are arranged side by side are installed on the outer wall of one side of the needle plate strip I, one group of the needle plate strip II is far away from the outer wall of one side of the needle plate strip I, needle plate strip III and a plurality of groups of the embedding groove which are arranged front and back are arranged on the outer wall of one side of the needle plate strip II and the outer wall of one side of the needle plate strip III, the needle plate strip II and the needle plate strip III are provided with two groups of notches which are arranged front and back, the bolt strip is installed on the outer wall of the other side of the needle plate strip II and the outer wall of one side of the needle plate strip I, and the outer walls of the plurality of groups of the bolt strip are respectively attached to the inner walls of the plurality of groups of notches.

Preferably, the top of bolt strip is provided with the thread groove of arranging around the multiunit, the top of notch is run through and is installed the thread nail of arranging around the multiunit, and the bottom of multiunit thread nail extends the inside that gets into the multiunit thread groove respectively, the nail board is installed at the top of thread nail, the ring is installed at the bottom of the arc bottom to the bottom of nail board.

Preferably, it is two sets of faller mechanism is the mirror image and arranges, and is two sets of the linking lantern ring that the multiunit was evenly arranged is all installed to the front and the back of faller mechanism, and the interval is the same between adjacent two sets of linking lantern rings, wherein three sets of the jogged column is installed to the inner wall that links up the lantern ring, and the interval between adjacent two sets of jogged column is the same, three sets of the extension post is installed in the front of jogged column, three sets the surface mounting of extension post has the equipment board, three sets the restriction disc is all installed to the one end of extension post.

Preferably, wherein a set of miniature electricity stretch rod, two sets of are all installed in the back of equipment board and the front of a set of equipment board in addition to the back of equipment board the one end of miniature electricity stretch rod all installs the linkage plate, and wherein a set of the movable rod is all installed with the front of a set of linkage plate in addition to the back of linkage plate, and the movable rod is located the top of miniature electricity stretch rod, and is two sets of fixed sleeve, two sets of are all installed to the surface of movable rod the block plectane is all installed to the one end of movable rod, and the outer wall of two sets of block plectanes laminates with two sets of fixed sleeve's inner wall respectively.

Preferably, the slide rail is all installed to the front and the back of combined plywood, and is two sets of the gomphosis slider is all installed to the surface of slide rail, and the front of one of them group gomphosis slider and the back of another group gomphosis slider laminate with two sets of fixed sleeve's one end respectively.

Preferably, fifteen rows of the pricking pins which are uniformly arranged in front and at the back are arranged on the top of the needle plate mechanism in a penetrating manner, and the space between every two adjacent rows of the pricking pins is prime number.

Preferably, the net stripping plate is installed to the bottom of multiunit felting needle, the multilayer fibre web is installed to the bottom of net stripping plate, the net supporting plate is installed to the bottom of multilayer fibre web, the top of net stripping plate and the top of net supporting plate all are provided with multiunit evenly arranged's bracket shape hole, and bracket shape hole's length is 4mm.

Preferably, two sets of the space bar is installed to the adjacent one side outer wall of faller mechanism, and is two sets of rectangular block is all installed to the opposite one side outer wall of faller mechanism, and the outer wall of two sets of rectangular block is laminated with the inner wall of two sets of block frames respectively.

Preferably, the working steps of the needle board are as follows:

s1, a worker places a needle bar I on a plane, then sequentially places a plurality of needle bar II and needle bar III on one side of the plane, and then applies a driving force towards the direction of the needle bar I to the needle bar III to enable a bolt bar arranged on the outer wall of one side of the needle bar I and the plate type needle bar I to be clamped inside a tabling groove, and then sequentially penetrates a plurality of groups of fastening structures formed by a threaded nail, a nail plate and an arc-bottom ring through the insides of a plurality of groups of groove openings and enables the bottoms of the fastening structures to extend into the insides of the threaded grooves;

s2, combining a needle plate mechanism, a comprehensive plate and a clamping frame into a whole by an operator, aligning two groups of adjusting mechanisms combined by embedded sliders, a fixed sleeve, a movable rod, a connecting plate and a micro electric extension rod to the front side and the rear side of the comprehensive plate, respectively sleeving the two groups of embedded sliders on the outer surfaces of two groups of slide rails, moving the embedded sliders on the outer surfaces of the slide rails so that extension columns and a connecting lantern ring at a set position are positioned on the same horizontal line, wherein the number of the extension columns is set according to actual requirements and is not used as a fixed value, and then enabling the micro electric extension rod to move backwards, applying a rotating force in a set direction to the extension columns while driving the extension columns to move towards the connecting lantern ring so that the embedded columns and the connecting lantern ring are embedded through threads;

s3, assembling the needle plate and the needle machine, then placing the multilayer fiber web below the web supporting plate, starting the needle machine to drive the needle plate mechanism to move up and down so as to drive the plurality of groups of felting needles to downwards penetrate through the inside of the web peeling plate and enter the inside of the multilayer fiber web;

s4, in the process of needling the multilayer fiber web, when the multiple rows of felting needles are in a combined form, the miniature electric stretching rod is started through an external control mechanism to correspondingly extend outwards or contract inwards, mutual pushing force or forward pulling force is correspondingly generated to the three groups of extension columns through the assembling plate in the stretching process, then the pushing force and the pulling force are transmitted to the second needle lath position by the embedded column and the connecting lantern ring, and the two needle laths pulled and pushed by the three groups of extension columns correspondingly move forwards or backwards for a set distance according to the stretching of the miniature electric stretching rod.

Compared with the prior art, the invention has the beneficial effects that:

1. in the invention, the felting needles on each row of needle bars in the needle plate mechanism are equidistantly distributed needles, the distance between two adjacent rows of felting needles is counted in millimeters, the interval numerical value is selected as a prime number, the cloth feeding amount of the cloth surface is adjusted to reduce the transverse stitches of the cloth surface to a certain extent, the initial positions of the felting needles in the length direction of the needle plate are in a random state, and the needle distances are equal, so that the layout achieves the purpose of changing the longitudinal stitches of the cloth surface by changing the initial positions of the length distributed needles of the needle plate mechanism, wherein the needle plate mechanism is formed by splicing a first needle bar, a plurality of groups of second needle bars and a third needle bar in a manner of a pin type, and the front and rear positions of the needle plate are conveniently finely adjusted so as to further play a role of eliminating the stitches;

2. according to the invention, the internal thread arranged in the linking lantern ring is consistent with the external thread on the outer surface of the embedded column, and then the internal thread and the external thread can be conveniently detachably connected, so that a linking mechanism formed by the embedded column, the extension column, the assembling plate and the limiting disc can be conveniently assembled with different needle laths according to actual requirements, and then the diversity of the arrangement of a plurality of groups of needle laths is improved;

3. in the invention, after the micro electric extension rod is started, the micro electric extension rod can correspondingly extend outwards or contract inwards, mutual pushing force or forward pulling force is correspondingly generated to the three groups of extension columns through the assembling plate in the extension process, and then the pushing force and the pulling force are transmitted to the positions of the second needle laths by the embedded columns and the connecting lantern rings, so that the second needle laths pulled and pushed by the three groups of extension columns and the adjacent second needle laths are arranged in a front-back staggered manner to provide power for the front-back position adjustment of the needle laths;

4. in the invention, the mesh design layout of the mesh stripping plate and the mesh supporting plate is consistent with the mesh position of the needle plate without adjustment displacement, the meshes of the mesh stripping plate and the mesh supporting plate are uniformly changed into a closed opening with a drawn shape from a circular hole, the length of the bracket-shaped hole is 4mm, and when the needle plate strip is adjusted forwards and backwards, a fine adjustment space is provided for a needle to penetrate through the closed opening.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the installation structure of the needle bar I, the needle bar II and the needle bar III;

FIG. 3 is a schematic view of the installation structure of a needle bar strip and a plug strip according to the present invention;

FIG. 4 is a schematic structural view of the latch bar, the threaded nail and the nail plate of the present invention;

FIG. 5 is a schematic view of the installation structure of the extension post and the assembly plate according to the present invention;

FIG. 6 is a schematic view of the mounting structure of the assembly plate and the micro-electric extension bar according to the present invention;

FIG. 7 is a schematic structural diagram of a stripping plate and a supporting plate according to the present invention;

FIG. 8 is a schematic view of the structure of the fixing sleeve, the slide rail and the engaging slider according to the present invention;

fig. 9 is a distribution line diagram of the planting needles in each row of the invention.

In the figure: 1. a needle plate mechanism; 2. clamping the frame; 3. a composite board; 4. a needle bar I; 5. a needle bar II; 6. a needle bar III; 7. a fitting groove; 8. a notch; 9. a latch bar; 10. a thread groove; 11. a threaded nail; 12. nailing a plate; 13. a circular ring with an arc bottom; 14. engaging the lantern ring; 15. a fitting column; 16. extending the column; 17. assembling a plate; 18. a restraining disk; 19. a miniature electric extension rod; 20. a connector tile; 21. a movable rod; 22. fixing the sleeve; 23. clamping the circular plate; 24. a slide rail; 25. embedding the sliding block; 26. a needle; 27. stripping the screen plate; 28. a plurality of layers of fibrous webs; 29. carrying out screen supporting plate; 30. bracket-shaped holes; 31. a partition plate; 32. a long block.

Detailed Description

The technical solutions in the embodiments of the present invention will be 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, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, an embodiment of the present invention is shown:

a needle plate capable of changing the needle distribution position of a needling machine comprises needle plate mechanisms 1, clamping frames 2 and comprehensive plates 3, wherein the number of the needle plate mechanisms 1 is two, and the clamping frames 2 are arranged on the outer walls of the opposite sides of the two needle plate mechanisms 1;

the top walls of the sunken parts of the two groups of clamping frames 2 are provided with the comprehensive plates 3;

furthermore, the two groups of clamping frames 2 are connected with the comprehensive plate 3 through bolts, and then the needle laths I4, the multiple groups of needle laths II 5 and the needle laths III 6 are conveniently and comprehensively installed to form a whole.

The needle plate mechanism 1 is by needle lath one 4, needle lath two 5, needle lath three 6, gomphosis groove 7, notch 8 and bolt 9 are constituteed, needle lath two 5 that the multiunit was arranged side by side is installed to one side outer wall of needle lath one 4, wherein one side outer wall that needle lath one 4 was kept away from to a set of needle lath two 5 is installed needle lath three 6, one side outer wall of multiunit needle lath two 5 and needle lath three 6 all is provided with the gomphosis groove 7 of arranging around two sets of, the top of multiunit needle lath two 5 and needle lath three 6 all is provided with notch 8 that two sets of front and back were arranged, bolt 9 is all installed to the opposite side outer wall of multiunit needle lath two 5 and one side outer wall of needle lath one 4, and the outer wall of multiunit bolt 9 is laminated with the inner wall of multiunit notch 8 respectively.

Further, needle lath one 4, all be in bolt formula equipment between two 5 of multiunit needle lath and the needle lath three 6, wherein the quantity of two 5 of needle lath between one 4 of needle lath and the needle lath three 6 is thirteen groups, and arrange in proper order, the staff arranges needle lath one 4 in on the plane, then all arrange its one side in proper order with two 5 of multiunit needle lath and three 6 of needle lath, later exert the motive force towards needle lath one 4 place orientation to three 6 of needle lath, make 9 blocks of the bolt of installing of needle lath one 4 and two 5 one side outer walls of needle lath in the inside of gomphosis groove 7, can accomplish the bolt concatenation of adjacent needle lath.

The top of bolt strip 9 is provided with the thread groove 10 that the multiunit was arranged around, and the top of notch 8 is run through and is installed the screw 11 that the multiunit was arranged around, and the bottom of multiunit screw 11 extends the inside that gets into multiunit thread groove 10 respectively, and nail board 12 is installed at the top of screw 11, and circular ring 13 is installed at the bottom of nail board 12.

Further, after the needle lath is spliced, the fastening structure that the multiunit is made up by screw 11, nail board 12 and arc end ring 13 runs through the inside of multiunit notch 8 in proper order, and make its bottom extend into the inside of thread groove 10, can effectively consolidate the contact between adjacent two sets of needle laths this moment, reduce the probability that the condition of scattering appears in faller mechanism 1, wherein the area of contact between the bottom of arc end ring 13 and the needle lath top is less, so its hand friction is less, when several sets of needle laths receive the pulling of external force or when promoting, arc end ring 13 follows the top removal at this needle lath.

Two sets of faller mechanisms 1 are the mirror image and arrange, and are two sets of the linking lantern ring 14 that the multiunit was evenly arranged is all installed to the front and the back of faller mechanism 1, and the interval is the same between two sets of adjacent linking lantern rings 14, and wherein jogged column 15 is installed to the inner wall that three groups linked lantern ring 14, and the interval between two sets of adjacent jogged column 15 is the same, and extension post 16 is installed in the front of three groups of jogged column 15, and the surface mounting of three groups of extension posts 16 has equipment board 17, and restriction disc 18 is all installed to the one end of three groups of extension posts 16.

Further, the number of the engagement lantern rings 14 installed on the front face of the needle plate mechanism 1 is 8, the number of the engagement lantern rings 14 installed on the back face of the needle plate mechanism 1 is 7, the engagement lantern rings 14 installed on the front face of the needle plate mechanism 1 and the engagement lantern rings 14 installed on the back face of the needle plate mechanism 1 are arranged at intervals, internal threads arranged inside the engagement lantern rings 14 are consistent with external threads on the outer surfaces of the engagement columns 15, then the engagement lantern rings and the engagement lantern rings can be connected in a detachable mode conveniently, then the engagement mechanism formed by the engagement columns 15, the extension columns 16, the assembly plate 17 and the limiting disc 18 can be assembled with different needle laths conveniently according to actual requirements, then the diversity of arrangement of the multiple groups of needle laths is improved, the extension columns 16 and the assembly plate 17 are in a non-fixed joint state, the extension columns 16 penetrate through the inner walls of the arranged slot holes in the assembly plate 17, annular grooves are additionally arranged and are mutually engaged with the annular plates installed on the outer surfaces of the extension columns 16, when the engagement columns 15 and the engagement lantern rings 14 are combined, the engagement columns 16 need to be driven to move towards the rotating force place where the engagement lantern rings 14 are located, the engagement columns 16 are applied, and the engagement lantern rings 15 and the engagement lantern rings 14 are conveniently connected.

Wherein miniature electric stretch rod 19 is all installed with the front of another group of equipment board 17 to the back of a set of equipment board 17, linkage plate 20 is all installed to the one end of two sets of miniature electric stretch rod 19, wherein movable rod 21 is all installed with the front of another group of linkage plate 20 to the back of a set of linkage plate 20, and movable rod 21 is located miniature electric stretch rod 19's top, fixed sleeve 22 is all installed to the surface of two sets of movable rod 21, block plectane 23 is all installed to the one end of two sets of movable rod 21, and the outer wall of two sets of block plectanes 23 is laminated with the inner wall of two sets of fixed sleeve 22 respectively.

Slide rails 24 are mounted on the front surface and the back surface of the integrated plate 3, the embedded sliding blocks 25 are mounted on the outer surfaces of the two sets of slide rails 24, and the front surface of one set of embedded sliding blocks 25 and the back surface of the other set of embedded sliding blocks 25 are respectively attached to one ends of the two sets of fixed sleeves 22.

Furthermore, after the micro electric extension rod 19 is started, it can correspondingly perform an operation of extending outwards or retracting inwards, during the extension and retraction process, the assembling plate 17 correspondingly generates a mutual pushing force or a forward pulling force to the three groups of extension columns 16, then the pushing force and the pulling force are transmitted to the positions of the needle bar strips 5 by the embedding columns 15 and the connecting collar 14, so that the three groups of needle bar strips 5 pulled and pushed by the extension columns 16 and the adjacent three groups of needle bar strips 5 are arranged in a front-back staggered manner, the extension length value can be set, a worker aligns an adjusting mechanism formed by the embedding slide 25, the fixed sleeve 22, the movable rod 21, the connecting plate 20 and the micro electric extension rod 19 with the side edge of the composite plate 3, then sleeves the embedding slide 25 on the outer surface of the slide rail 24, moves the embedding slide 25 on the outer surface of the slide rail 24, so that the extension columns 16 and the connecting collar 14 at the set position are on the same horizontal line, and then assembles the embedding columns 15 and the collar 14, wherein the number of the extension columns 16 can be set according to actual requirements, and can be set to three groups, five groups, seven groups.

Fifteen rows of felting needles 26 uniformly arranged front and back are arranged at the top of the needle plate mechanism 1 in a penetrating manner, and the space between every two adjacent rows of felting needles 26 is prime number, so that the probability that the same point is pricked again by the following felting needles is reduced.

Further, the row direction of the needle plate mechanism 1 is equal-distance needle distribution, the distance between every two adjacent rows of felting needles 26 is counted by millimeters, the interval numerical value is selected as a prime number, the cloth surface transverse stitches are reduced by adjusting the cloth feeding amount of the cloth surface, the initial positions of the needles in the needle plate length direction are in a random state, and the needle distances are equal, so that the purpose of changing the cloth surface longitudinal stitches is achieved by changing the initial positions of the needles distributed by the length of the needle plate mechanism 1.

Wherein if each needle planting hole on the needle plate is regarded as a point, the points form a point matrix, the point matrix distributed in each M long needle plate is a mathematical model of needle distribution, all elements of the lattice have the same needle planting density M, namely M = n.m, and can be used,

cij stands for point, i =1,2 \8230; n rows; j =1,2 \8230 \ 8230;, m columns

Expressed in a matrix as:

C11C12C13 (8230) \\ 8230;, C1m row

C21C22C23 (8230) \\ 8230;, C2m two-line

C31C32C33 (8230) \\8230; \ 8230and C3m three rows

……………

Cn1Cn2Cn3 \8230; cnmn row

1 row, 2 rows and 3 rows (8230) \ 8230while m rows

Each point in the dot matrix can be represented by coordinates, and if the x axis is selected as the transverse direction and the y axis is selected as the longitudinal direction, namely C11 is x11y11, C21 is x21y21, G12 is x12y12, \ 8230 \ 8230, the matrix can be changed into:

as shown in fig. 9, after the first row of the planting needles are distributed in a broken line, the remaining rows of the planting needles extend outwards at intervals a, and then the rows of the planting needles are also distributed in a broken line form and are not arranged in rows. But the horizontal rows are all taken as the value of the first column y, and then the horizontal rows are taken.

When the needles 26 are lined transversely, by adjusting the step size, the locus of excessive needle-punching points can be greatly reduced to be eliminated in the transverse direction during the travel of the cloth surface due to the setting of the row pitch to be a prime multiple of 0.1mm scale, and then the locus of excessive needle-punching points can be smaller than the stitch generated by the conventional needle-arranging manner and can be easily adjusted by adjusting the step size.

A stripping plate 27 is arranged at the bottom of the multi-prick pricking needle 26, a plurality of layers of fiber nets 28 are arranged below the stripping plate 27 in normal work, a support plate 29 is arranged at the bottom of the plurality of layers of fiber nets 28, plate holes of the stripping plate 27 and the support plate 29 are arranged in bracket-shaped holes, and the length of the bracket-shaped hole 30 is 4mm.

Furthermore, the mesh design layout of the mesh stripping plate 27 and the mesh supporting plate 29 is consistent with the mesh position of the needle board when no adjustment displacement exists, the meshes of the two are uniformly changed into a closed opening with a shape of a bracket from a circular hole, the length of the bracket-shaped hole 30 is 4mm, and when the needle board strip is adjusted forwards and backwards, a fine adjustment space is provided for the needle 26 to penetrate through the closed opening.

The partition plate 31 is installed on the outer wall of one side adjacent to the two needle plate mechanisms 1, the long clamping blocks 32 are installed on the outer wall of the side opposite to the two needle plate mechanisms 1, and the outer walls of the two long clamping blocks 32 are respectively attached to the inner walls of the two clamping frames 2.

Further, the partition plate 31 is used for connecting the two groups of needle plate mechanisms 1 to enable the two groups of needle plate mechanisms 1 to form a whole, and a certain gap is formed between the long clamping block 32 and the needle plate mechanisms 1 to provide a certain space for the forward and backward movement of the nail plate 12.

Further, the using working steps of the needle plate are as follows:

s1, a worker places a needle bar I4 on a plane, then sequentially places a plurality of needle bar II 5 and needle bar III 6 on one side of the needle bar I in sequence, and applies a driving force towards the direction of the needle bar I4 to the needle bar III 6 to promote the pin bars 9 arranged on the outer walls of the needle bar I4 and the needle bar II 5 to be clamped in the embedding grooves 7, and then sequentially penetrates through the insides of a plurality of groups of notch 8 through a fastening structure formed by a plurality of groups of threaded nails 11, nail plates 12 and arc bottom circular rings 13 and promotes the bottoms of the fastening structure to extend into the insides of the threaded grooves 10;

s2, a worker combines the needle plate mechanism 1, the comprehensive plate 3 and the clamping frame 2 into a whole, then two groups of adjusting mechanisms combined by the embedded sliding blocks 25, the fixed sleeve 22, the movable rods 21, the connecting plate 20 and the micro electric extension rods 19 are aligned to the front side and the rear side of the comprehensive plate 3, then the two groups of embedded sliding blocks 25 are respectively sleeved on the outer surfaces of the two groups of sliding rails 24, the embedded sliding blocks 25 are moved on the outer surfaces of the sliding rails 24, so that the extension columns 16 and the connecting lantern rings 14 at set positions are positioned on the same horizontal line, wherein the number of the extension columns 16 is set according to actual requirements and is not used as a fixed value, then the micro electric extension rods 19 are enabled to move backwards, and rotating force in a set direction is applied to the extension columns 16 while the extension columns 16 are driven to move towards the connecting lantern rings 14, so that the embedded columns 15 and the connecting lantern rings 14 are in an embedded thread;

s3, assembling the needle plate and the needle machine, wherein the multilayer fiber net 28 is arranged above the net supporting plate 29 during normal work, and the needle plate mechanism 1 moves up and down to drive a plurality of groups of needles 26 to downwards penetrate through the net stripping plate 27 to enter the multilayer fiber net 28 during work of the needle machine;

s4, in the process of needling, when the multiple rows of felting needles 26 are combined, the micro electric stretching rods 19 are started through an externally connected control mechanism to correspondingly extend outwards or contract inwards, mutual pushing force or forward pulling force is correspondingly generated to the three groups of extension columns 16 through the assembling plate 17 in the process of stretching, then the pushing force and the pulling force are transmitted to the positions of the needle laths two 5 through the embedded columns 15 and the connecting lantern rings 14, and the three groups of needle laths two 5 pulled and pushed by the extension columns 16 correspondingly move forwards or backwards for a set distance according to the stretching of the micro electric stretching rods 19.

The working principle is as follows: in the needle plate, the felting needles 26 on each row of needle plate strip in the needle plate mechanism 1 are equidistantly distributed needles, the distance between two adjacent rows of felting needles 26 is counted in millimeters, the interval numerical value is selected as a prime number, the cloth cover transverse stitches are reduced to a certain extent by adjusting the cloth cover cloth feeding amount, the initial positions of the needles in the length direction of the needle plate are in a random state, and the needle distances are equal, so the layout achieves the purpose of changing the cloth cover longitudinal stitches by changing the initial positions of the length distributed needles of the needle plate mechanism 1, wherein the needle plate strip I4, a plurality of groups of needle plate strips II 5 and the needle plate strip III 6 in the needle plate mechanism 1 are spliced by adopting a pin type method, the front and back positions of the needle plate are conveniently finely adjusted, and nearly 100 needle holes are uniformly distributed on each group of needle plate strips, the distance of the needle holes on two adjacent rows of needle bar strips is close but is prime, the size is accurate to 0.1mm, the adjustment is carried out through the operation of the micro electric extension rod 19, the micro electric extension rod 19 correspondingly extends outwards or contracts inwards according to actual requirements, mutual pushing force or forward pulling force is correspondingly generated to the three groups of extension columns 16 through the assembling plate 17 in the extension process, then the pushing force and the pulling force are transmitted to the positions of the needle bar strips two 5 through the embedded columns 15 and the connecting lantern rings 14, the three groups of needle bar strips two 5 pulled and pushed by the extension columns 16 and the adjacent needle bar strips two 5 are arranged in a front-back staggered mode, the position adjustment displacement is +/-2.5 mm, and therefore the function of eliminating needle traces is further achieved.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a can change faller of needle loom work needle position, includes faller mechanism (1), block frame (2) and synthesizes board (3), its characterized in that: the number of the needle plate mechanisms (1) is two, and the outer walls of the opposite sides of the two needle plate mechanisms (1) are provided with clamping frames (2);

the top walls of the sunken parts of the two groups of clamping frames (2) are provided with the comprehensive plates (3);

the needle plate mechanism (1) comprises a needle plate strip I (4), a needle plate strip II (5), a needle plate strip III (6), an embedded groove (7), notches (8) and bolt strips (9), wherein a plurality of needle plate strip II (5) which are arranged side by side are installed on the outer wall of one side of the needle plate strip I (4), the needle plate strip III (6) is installed on the outer wall of one side of the needle plate strip II (5) which is far away from the needle plate strip I (4), the needle plate strip III (6) is installed on the outer wall of one side of the needle plate strip II (5) and the needle plate strip III (6), a plurality of groups of embedded grooves (7) which are arranged front and back are arranged on the outer wall of one side of the needle plate strip II (5) and the needle plate strip III (6), the tops of the needle plate strip II (5) and the top of the needle plate strip III (6) are provided with two groups of notches (8) which are arranged front and back, the plurality of groups of needle plate strips (5) are provided with the outer wall of one side of the needle plate strip I (4) which are provided with bolt strips (9), and the outer walls of the plurality of bolt strips (9) are respectively attached to the inner walls of the notches (8).

2. A needle plate for changing the position of a needle loom according to claim 1, wherein: the top of bolt strip (9) is provided with screw thread groove (10) of arranging around the multiunit, the top of notch (8) runs through screw (11) of arranging around installing the multiunit, and the bottom of multiunit screw (11) extends the inside that gets into multiunit screw thread groove (10) respectively, nail board (12) are installed at the top of screw (11), ring (13) are installed at the bottom of nail board (12) arc.

3. A needle board for changing the needle arrangement position of a needle loom as claimed in claim 1, wherein: two sets of faller mechanism (1) is the mirror image and arranges, and is two sets of the linking lantern ring (14) that the multiunit was evenly arranged is all installed to the front and the back of faller mechanism (1), and adjacent two sets of linking lantern ring (14) between the interval the same, wherein three sets of the inner wall that links up the lantern ring (14) is installed and is inlayed post (15), and adjacent two sets of interval between inlayed post (15) is the same, three sets extension post (16) are installed in the front of inlayed post (15), three sets of the surface mounting of extension post (16) has assembly panel (17), three sets restriction disc (18) are all installed to the one end of extension post (16).

4. A needle plate for changing the position of a needle loom according to claim 3, wherein: wherein a set of miniature electricity stretch rod (19) are all installed, two sets of in the back of equipment board (17) and the front of a set of equipment board (17) in addition the one end of miniature electricity stretch rod (19) all installs connection plate (20), and wherein a set of movable rod (21) are all installed in the back of connection plate (20) and the front of a set of connection plate (20) in addition, and movable rod (21) are located the top of miniature electricity stretch rod (19), and are two sets of fixed sleeve (22) are all installed to the surface of movable rod (21), and are two sets of block plectane (23) are all installed to the one end of movable rod (21), and the outer wall of two sets of block plectanes (23) is laminated with the inner wall of two sets of fixed sleeve (22) respectively.

5. A needle plate for changing the position of a needle loom according to claim 1, wherein: slide rail (24) are all installed, two sets of to the front and the back of combined sheet (3) the gomphosis slider (25) are all installed to the surface of slide rail (24), and the front of one of them group gomphosis slider (25) and the back of another group gomphosis slider (25) laminate with the one end of two sets of fixed sleeves (22) respectively.

6. A needle board for changing the needle arrangement position of a needle loom as claimed in claim 1, wherein: fifteen rows of puncture needles (26) which are uniformly arranged in front and at the back are arranged at the top of the needle plate mechanism (1) in a penetrating manner, and the space between every two adjacent rows of puncture needles (26) is prime number.

7. A needleboard for changing the position of a needle in a needling machine according to claim 6, wherein: multiunit the bottom of felting needle (26) is installed and is shelled otter board (27), shell the bottom of otter board (27) and install multilayer fibre web (28), the bottom of multilayer fibre web (28) is installed and is held in the palm otter board (29), the top of shelling otter board (27) and the top of holding in the palm otter board (29) all are provided with multiunit evenly arranged's bracket shape hole (30), and the length in bracket shape hole (30) is 4mm.

8. A needle plate for changing the position of a needle loom according to claim 1, wherein: two sets of space bar (31) are installed to the adjacent one side outer wall of faller mechanism (1), and are two sets of rectangular block (32) are all installed to the opposite one side outer wall of faller mechanism (1), and the outer wall of two sets of rectangular block (32) is laminated with the inner wall of two sets of block frames (2) respectively.

9. A needle board for changing the position of a needle loom according to any one of claims 1 to 8, characterized in that the use of the needle board is performed as follows:

s1, a worker places a needle bar I (4) on a plane, then places a plurality of needle bar II (5) and needle bar III (6) on one side of the plane in sequence, and then applies a pushing force towards the direction of the needle bar I (4) to the needle bar III (6) to enable a bolt bar (9) installed on the outer wall of one side of the needle bar I (4) and the needle bar II (5) to be clamped inside a chimeric groove (7), and then a plurality of fastening structures formed by combining a threaded nail (11), a nail plate (12) and an arc bottom circular ring (13) penetrate through the inside of a plurality of groups of notch (8) in sequence and enable the bottom of the fastening structures to extend into the inside of a threaded groove (10);

s2, a worker combines the needle plate mechanism (1), the comprehensive plate (3) and the clamping frame (2) into a whole, then two groups of adjusting mechanisms combined by the embedding sliders (25), the fixed sleeve (22), the movable rod (21), the connecting plate (20) and the micro electric extension rod (19) are aligned to the front side and the rear side of the comprehensive plate (3), then the two groups of embedding sliders (25) are respectively sleeved on the outer surfaces of the two groups of sliding rails (24), the embedding sliders (25) are moved on the outer surfaces of the sliding rails (24), so that the extension column (16) and the connecting lantern ring (14) at a set position are located on the same horizontal line, then the micro electric extension rod (19) is enabled to move backwards, the extension column (16) is driven to move towards the connecting lantern ring (14), and meanwhile, a rotating force in a set direction is applied to the extension column (16), so that the embedding column (15) and the connecting lantern ring (14) are in a threaded mode;

s3, assembling the needle plate and the needle machine, then placing the multilayer fiber web (28) below the screen supporting plate (29), and then starting the needle machine to drive the needle plate mechanism (1) to move up and down so as to drive a plurality of groups of felting needles (26) to downwards penetrate through the inside of the screen stripping plate (27) and enter the inside of the multilayer fiber web (28);

s4, in the needling process of the multi-layer fiber web (28), when the multi-row felting needles (26) are combined, the micro electric stretching rod (19) is started through an external control mechanism to correspondingly extend outwards or contract inwards, mutual pushing force or forward pulling force is correspondingly generated to the three groups of extension columns (16) through the assembling plate (17) in the stretching process, and then the pushing force and the pulling force are transmitted to the positions of the needle laths II (5) through the embedded columns (15) and the connecting lantern rings (14), so that the three groups of needle laths II (5) pulled and pushed by the extension columns (16) correspondingly move forwards or backwards for a set distance according to the stretching of the micro electric stretching rod (19).